X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/ff76711fbee3bc3358c69ca43b44f0c8258ad1f9..a0f4d36895556e3054e2256cb5f1787cc9fcf75c:/src/richtext/richtextbuffer.cpp

diff --git a/src/richtext/richtextbuffer.cpp b/src/richtext/richtextbuffer.cpp
index 49c609d053..7d61b5e8a6 100644
--- a/src/richtext/richtextbuffer.cpp
+++ b/src/richtext/richtextbuffer.cpp
@@ -28,12 +28,14 @@
     #include "wx/module.h"
 #endif
 
+#include "wx/settings.h"
 #include "wx/filename.h"
 #include "wx/clipbrd.h"
 #include "wx/wfstream.h"
 #include "wx/mstream.h"
 #include "wx/sstream.h"
 #include "wx/textfile.h"
+#include "wx/hashmap.h"
 
 #include "wx/richtext/richtextctrl.h"
 #include "wx/richtext/richtextstyles.h"
@@ -48,6 +50,49 @@ WX_DEFINE_LIST(wxRichTextLineList)
 
 const wxChar wxRichTextLineBreakChar = (wxChar) 29;
 
+// Helpers for efficiency
+
+inline void wxCheckSetFont(wxDC& dc, const wxFont& font)
+{
+    const wxFont& font1 = dc.GetFont();
+    if (font1.IsOk() && font.IsOk())
+    {
+        if (font1.GetPointSize() == font.GetPointSize() &&
+            font1.GetFamily() == font.GetFamily() &&
+            font1.GetStyle() == font.GetStyle() &&
+            font1.GetWeight() == font.GetWeight() &&
+            font1.GetUnderlined() == font.GetUnderlined() &&
+            font1.GetFaceName() == font.GetFaceName())
+            return;
+    }
+    dc.SetFont(font);
+}
+
+inline void wxCheckSetPen(wxDC& dc, const wxPen& pen)
+{
+    const wxPen& pen1 = dc.GetPen();
+    if (pen1.IsOk() && pen.IsOk())
+    {
+        if (pen1.GetWidth() == pen.GetWidth() &&
+            pen1.GetStyle() == pen.GetStyle() &&
+            pen1.GetColour() == pen.GetColour())
+            return;
+    }
+    dc.SetPen(pen);
+}
+
+inline void wxCheckSetBrush(wxDC& dc, const wxBrush& brush)
+{
+    const wxBrush& brush1 = dc.GetBrush();
+    if (brush1.IsOk() && brush.IsOk())
+    {
+        if (brush1.GetStyle() == brush.GetStyle() &&
+            brush1.GetColour() == brush.GetColour())
+            return;
+    }
+    dc.SetBrush(brush);
+}
+
 /*!
  * wxRichTextObject
  * This is the base for drawable objects.
@@ -264,7 +309,8 @@ int wxRichTextCompositeObject::HitTest(wxDC& dc, const wxPoint& pt, long& textPo
         node = node->GetNext();
     }
 
-    return wxRICHTEXT_HITTEST_NONE;
+    textPosition = GetRange().GetEnd()-1;
+    return wxRICHTEXT_HITTEST_AFTER|wxRICHTEXT_HITTEST_OUTSIDE;
 }
 
 /// Finds the absolute position and row height for the given character position
@@ -593,7 +639,7 @@ bool wxRichTextParagraphLayoutBox::Layout(wxDC& dc, const wxRect& rect, int styl
     if (invalidRange == wxRICHTEXT_ALL)
         layoutAll = true;
     else    // If we know what range is affected, start laying out from that point on.
-        if (invalidRange.GetStart() > GetRange().GetStart())
+        if (invalidRange.GetStart() >= GetRange().GetStart())
     {
         wxRichTextParagraph* firstParagraph = GetParagraphAtPosition(invalidRange.GetStart());
         if (firstParagraph)
@@ -602,10 +648,13 @@ bool wxRichTextParagraphLayoutBox::Layout(wxDC& dc, const wxRect& rect, int styl
             wxRichTextObjectList::compatibility_iterator previousNode;
             if ( firstNode )
                 previousNode = firstNode->GetPrevious();
-            if (firstNode && previousNode)
+            if (firstNode)
             {
-                wxRichTextParagraph* previousParagraph = wxDynamicCast(previousNode->GetData(), wxRichTextParagraph);
-                availableSpace.y = previousParagraph->GetPosition().y + previousParagraph->GetCachedSize().y;
+                if (previousNode)
+                {
+                    wxRichTextParagraph* previousParagraph = wxDynamicCast(previousNode->GetData(), wxRichTextParagraph);
+                    availableSpace.y = previousParagraph->GetPosition().y + previousParagraph->GetCachedSize().y;
+                }
 
                 // Now we're going to start iterating from the first affected paragraph.
                 node = firstNode;
@@ -688,6 +737,7 @@ void wxRichTextParagraphLayoutBox::Copy(const wxRichTextParagraphLayoutBox& obj)
     wxRichTextBox::Copy(obj);
 
     m_partialParagraph = obj.m_partialParagraph;
+    m_defaultAttributes = obj.m_defaultAttributes;
 }
 
 /// Get/set the size for the given range.
@@ -901,18 +951,28 @@ wxSize wxRichTextParagraphLayoutBox::GetLineSizeAtPosition(long pos, bool caretP
 
 
 /// Convenience function to add a paragraph of text
-wxRichTextRange wxRichTextParagraphLayoutBox::AddParagraph(const wxString& text, wxTextAttrEx* paraStyle)
+wxRichTextRange wxRichTextParagraphLayoutBox::AddParagraph(const wxString& text, wxTextAttr* paraStyle)
 {
     // Don't use the base style, just the default style, and the base style will
     // be combined at display time.
     // Divide into paragraph and character styles.
-    
-    wxTextAttrEx defaultCharStyle;
-    wxTextAttrEx defaultParaStyle;
 
-    wxRichTextSplitParaCharStyles(GetDefaultStyle(), defaultParaStyle, defaultCharStyle);
-    wxTextAttrEx* pStyle = paraStyle ? paraStyle : (wxTextAttrEx*) & defaultParaStyle;
-    wxTextAttrEx* cStyle = & defaultCharStyle;
+    wxTextAttr defaultCharStyle;
+    wxTextAttr defaultParaStyle;
+
+    // If the default style is a named paragraph style, don't apply any character formatting
+    // to the initial text string.
+    if (GetDefaultStyle().HasParagraphStyleName() && GetStyleSheet())
+    {
+        wxRichTextParagraphStyleDefinition* def = GetStyleSheet()->FindParagraphStyle(GetDefaultStyle().GetParagraphStyleName());
+        if (def)
+            defaultParaStyle = def->GetStyleMergedWithBase(GetStyleSheet());
+    }
+    else
+        wxRichTextSplitParaCharStyles(GetDefaultStyle(), defaultParaStyle, defaultCharStyle);
+
+    wxTextAttr* pStyle = paraStyle ? paraStyle : (wxTextAttr*) & defaultParaStyle;
+    wxTextAttr* cStyle = & defaultCharStyle;
 
     wxRichTextParagraph* para = new wxRichTextParagraph(text, this, pStyle, cStyle);
 
@@ -925,18 +985,28 @@ wxRichTextRange wxRichTextParagraphLayoutBox::AddParagraph(const wxString& text,
 }
 
 /// Adds multiple paragraphs, based on newlines.
-wxRichTextRange wxRichTextParagraphLayoutBox::AddParagraphs(const wxString& text, wxTextAttrEx* paraStyle)
+wxRichTextRange wxRichTextParagraphLayoutBox::AddParagraphs(const wxString& text, wxTextAttr* paraStyle)
 {
     // Don't use the base style, just the default style, and the base style will
     // be combined at display time.
     // Divide into paragraph and character styles.
-    
-    wxTextAttrEx defaultCharStyle;
-    wxTextAttrEx defaultParaStyle;
-    wxRichTextSplitParaCharStyles(GetDefaultStyle(), defaultParaStyle, defaultCharStyle);
 
-    wxTextAttrEx* pStyle = paraStyle ? paraStyle : (wxTextAttrEx*) & defaultParaStyle;
-    wxTextAttrEx* cStyle = & defaultCharStyle;
+    wxTextAttr defaultCharStyle;
+    wxTextAttr defaultParaStyle;
+
+    // If the default style is a named paragraph style, don't apply any character formatting
+    // to the initial text string.
+    if (GetDefaultStyle().HasParagraphStyleName() && GetStyleSheet())
+    {
+        wxRichTextParagraphStyleDefinition* def = GetStyleSheet()->FindParagraphStyle(GetDefaultStyle().GetParagraphStyleName());
+        if (def)
+            defaultParaStyle = def->GetStyleMergedWithBase(GetStyleSheet());
+    }
+    else
+        wxRichTextSplitParaCharStyles(GetDefaultStyle(), defaultParaStyle, defaultCharStyle);
+
+    wxTextAttr* pStyle = paraStyle ? paraStyle : (wxTextAttr*) & defaultParaStyle;
+    wxTextAttr* cStyle = & defaultCharStyle;
 
     wxRichTextParagraph* firstPara = NULL;
     wxRichTextParagraph* lastPara = NULL;
@@ -958,15 +1028,18 @@ wxRichTextRange wxRichTextParagraphLayoutBox::AddParagraphs(const wxString& text
         wxChar ch = text[i];
         if (ch == wxT('\n') || ch == wxT('\r'))
         {
-            wxRichTextPlainText* plainText = (wxRichTextPlainText*) para->GetChildren().GetFirst()->GetData();
-            plainText->SetText(line);
+            if (i != (len-1))
+            {
+                wxRichTextPlainText* plainText = (wxRichTextPlainText*) para->GetChildren().GetFirst()->GetData();
+                plainText->SetText(line);
 
-            para = new wxRichTextParagraph(wxEmptyString, this, pStyle, cStyle);
+                para = new wxRichTextParagraph(wxEmptyString, this, pStyle, cStyle);
 
-            AppendChild(para);
+                AppendChild(para);
 
-            lastPara = para;
-            line = wxEmptyString;
+                lastPara = para;
+                line = wxEmptyString;
+            }
         }
         else
             line += ch;
@@ -988,18 +1061,28 @@ wxRichTextRange wxRichTextParagraphLayoutBox::AddParagraphs(const wxString& text
 }
 
 /// Convenience function to add an image
-wxRichTextRange wxRichTextParagraphLayoutBox::AddImage(const wxImage& image, wxTextAttrEx* paraStyle)
+wxRichTextRange wxRichTextParagraphLayoutBox::AddImage(const wxImage& image, wxTextAttr* paraStyle)
 {
     // Don't use the base style, just the default style, and the base style will
     // be combined at display time.
     // Divide into paragraph and character styles.
-    
-    wxTextAttrEx defaultCharStyle;
-    wxTextAttrEx defaultParaStyle;
-    wxRichTextSplitParaCharStyles(GetDefaultStyle(), defaultParaStyle, defaultCharStyle);
 
-    wxTextAttrEx* pStyle = paraStyle ? paraStyle : (wxTextAttrEx*) & defaultParaStyle;
-    wxTextAttrEx* cStyle = & defaultCharStyle;
+    wxTextAttr defaultCharStyle;
+    wxTextAttr defaultParaStyle;
+
+    // If the default style is a named paragraph style, don't apply any character formatting
+    // to the initial text string.
+    if (GetDefaultStyle().HasParagraphStyleName() && GetStyleSheet())
+    {
+        wxRichTextParagraphStyleDefinition* def = GetStyleSheet()->FindParagraphStyle(GetDefaultStyle().GetParagraphStyleName());
+        if (def)
+            defaultParaStyle = def->GetStyleMergedWithBase(GetStyleSheet());
+    }
+    else
+        wxRichTextSplitParaCharStyles(GetDefaultStyle(), defaultParaStyle, defaultCharStyle);
+
+    wxTextAttr* pStyle = paraStyle ? paraStyle : (wxTextAttr*) & defaultParaStyle;
+    wxTextAttr* cStyle = & defaultCharStyle;
 
     wxRichTextParagraph* para = new wxRichTextParagraph(this, pStyle);
     AppendChild(para);
@@ -1024,6 +1107,8 @@ bool wxRichTextParagraphLayoutBox::InsertFragment(long position, wxRichTextParag
     wxRichTextParagraph* para = GetParagraphAtPosition(position);
     if (para)
     {
+        wxTextAttrEx originalAttr = para->GetAttributes();
+
         wxRichTextObjectList::compatibility_iterator node = m_children.Find(para);
 
         // Now split at this position, returning the object to insert the new
@@ -1044,11 +1129,6 @@ bool wxRichTextParagraphLayoutBox::InsertFragment(long position, wxRichTextParag
             wxRichTextParagraph* firstPara = wxDynamicCast(firstParaNode->GetData(), wxRichTextParagraph);
             wxASSERT (firstPara != NULL);
 
-            // Apply the new paragraph attributes to the existing paragraph
-            wxTextAttrEx attr(para->GetAttributes());
-            wxRichTextApplyStyle(attr, firstPara->GetAttributes());
-            para->SetAttributes(attr);
-
             wxRichTextObjectList::compatibility_iterator objectNode = firstPara->GetChildren().GetFirst();
             while (objectNode)
             {
@@ -1096,7 +1176,19 @@ bool wxRichTextParagraphLayoutBox::InsertFragment(long position, wxRichTextParag
             wxRichTextParagraph* firstPara = wxDynamicCast(firstParaNode->GetData(), wxRichTextParagraph);
             wxASSERT(firstPara != NULL);
 
+            if (!(fragment.GetAttributes().GetFlags() & wxTEXT_ATTR_KEEP_FIRST_PARA_STYLE))
+                para->SetAttributes(firstPara->GetAttributes());
+
+            // Save empty paragraph attributes for appending later
+            // These are character attributes deliberately set for a new paragraph. Without this,
+            // we couldn't pass default attributes when appending a new paragraph.
+            wxTextAttrEx emptyParagraphAttributes;
+
             wxRichTextObjectList::compatibility_iterator objectNode = firstPara->GetChildren().GetFirst();
+
+            if (objectNode && firstPara->GetChildren().GetCount() == 1 && objectNode->GetData()->IsEmpty())
+                emptyParagraphAttributes = objectNode->GetData()->GetAttributes();
+
             while (objectNode)
             {
                 wxRichTextObject* newObj = objectNode->GetData()->Clone();
@@ -1116,50 +1208,57 @@ bool wxRichTextParagraphLayoutBox::InsertFragment(long position, wxRichTextParag
             wxRichTextObjectList::compatibility_iterator i = fragment.GetChildren().GetFirst()->GetNext();
             wxRichTextParagraph* finalPara = para;
 
+            bool needExtraPara = (!i || !fragment.GetPartialParagraph());
+
             // If there was only one paragraph, we need to insert a new one.
-            if (!i)
+            while (i)
             {
-                finalPara = new wxRichTextParagraph;
+                wxRichTextParagraph* para = wxDynamicCast(i->GetData(), wxRichTextParagraph);
+                wxASSERT( para != NULL );
 
-                // TODO: These attributes should come from the subsequent paragraph
-                // when originally deleted, since the subsequent para takes on
-                // the previous para's attributes.
-                finalPara->SetAttributes(firstPara->GetAttributes());
+                finalPara = (wxRichTextParagraph*) para->Clone();
 
                 if (nextParagraph)
                     InsertChild(finalPara, nextParagraph);
                 else
                     AppendChild(finalPara);
+
+                i = i->GetNext();
             }
-            else while (i)
-            {
-                wxRichTextParagraph* para = wxDynamicCast(i->GetData(), wxRichTextParagraph);
-                wxASSERT( para != NULL );
 
-                finalPara = (wxRichTextParagraph*) para->Clone();
+            // If there was only one paragraph, or we have full paragraphs in our fragment,
+            // we need to insert a new one.
+            if (needExtraPara)
+            {
+                finalPara = new wxRichTextParagraph;
 
                 if (nextParagraph)
                     InsertChild(finalPara, nextParagraph);
                 else
                     AppendChild(finalPara);
-
-                i = i->GetNext();
             }
 
             // 4. Add back the remaining content.
             if (finalPara)
             {
-                finalPara->MoveFromList(savedObjects);
+                if (nextObject)
+                    finalPara->MoveFromList(savedObjects);
 
                 // Ensure there's at least one object
                 if (finalPara->GetChildCount() == 0)
                 {
                     wxRichTextPlainText* text = new wxRichTextPlainText(wxEmptyString);
+                    text->SetAttributes(emptyParagraphAttributes);
 
                     finalPara->AppendChild(text);
                 }
             }
 
+            if ((fragment.GetAttributes().GetFlags() & wxTEXT_ATTR_KEEP_FIRST_PARA_STYLE) && firstPara)
+                finalPara->SetAttributes(firstPara->GetAttributes());
+            else if (finalPara && finalPara != para)
+                finalPara->SetAttributes(originalAttr);
+
             return true;
         }
     }
@@ -1343,6 +1442,7 @@ bool wxRichTextParagraphLayoutBox::DeleteRange(const wxRichTextRange& range)
 {
     wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst();
 
+    wxRichTextParagraph* firstPara = NULL;
     while (node)
     {
         wxRichTextParagraph* obj = wxDynamicCast(node->GetData(), wxRichTextParagraph);
@@ -1357,58 +1457,82 @@ bool wxRichTextParagraphLayoutBox::DeleteRange(const wxRichTextRange& range)
             // Deletes the content of this object within the given range
             obj->DeleteRange(range);
 
+            wxRichTextRange thisRange = obj->GetRange();
+            wxTextAttrEx thisAttr = obj->GetAttributes();
+
             // If the whole paragraph is within the range to delete,
             // delete the whole thing.
-            if (range.GetStart() <= obj->GetRange().GetStart() && range.GetEnd() >= obj->GetRange().GetEnd())
+            if (range.GetStart() <= thisRange.GetStart() && range.GetEnd() >= thisRange.GetEnd())
             {
                 // Delete the whole object
                 RemoveChild(obj, true);
+                obj = NULL;
             }
+            else if (!firstPara)
+                firstPara = obj;
+
             // If the range includes the paragraph end, we need to join this
             // and the next paragraph.
-            else if (range.Contains(obj->GetRange().GetEnd()))
+            if (range.GetEnd() <= thisRange.GetEnd())
             {
                 // We need to move the objects from the next paragraph
                 // to this paragraph
 
-                if (next)
+                wxRichTextParagraph* nextParagraph = NULL;
+                if ((range.GetEnd() < thisRange.GetEnd()) && obj)
+                    nextParagraph = obj;
+                else
                 {
-                    wxRichTextParagraph* nextParagraph = wxDynamicCast(next->GetData(), wxRichTextParagraph);
-                    next = next->GetNext();
-                    if (nextParagraph)
-                    {
-                        // Delete the stuff we need to delete
-                        nextParagraph->DeleteRange(range);
+                    // We're ending at the end of the paragraph, so merge the _next_ paragraph.
+                    if (next)
+                        nextParagraph = wxDynamicCast(next->GetData(), wxRichTextParagraph);
+                }
 
-                        // Move the objects to the previous para
-                        wxRichTextObjectList::compatibility_iterator node1 = nextParagraph->GetChildren().GetFirst();
+                bool applyFinalParagraphStyle = firstPara && nextParagraph && nextParagraph != firstPara;
 
-                        while (node1)
-                        {
-                            wxRichTextObject* obj1 = node1->GetData();
+                wxTextAttrEx nextParaAttr;
+                if (applyFinalParagraphStyle)
+                {
+                    // Special case when deleting the end of a paragraph - use _this_ paragraph's style,
+                    // not the next one.
+                    if (range.GetStart() == range.GetEnd() && range.GetStart() == thisRange.GetEnd())
+                        nextParaAttr = thisAttr;
+                    else
+                        nextParaAttr = nextParagraph->GetAttributes();
+                }
 
-                            // If the object is empty, optimise it out
-                            if (obj1->IsEmpty())
-                            {
-                                delete obj1;
-                            }
-                            else
-                            {
-                                obj->AppendChild(obj1);
-                            }
+                if (firstPara && nextParagraph && firstPara != nextParagraph)
+                {
+                    // Move the objects to the previous para
+                    wxRichTextObjectList::compatibility_iterator node1 = nextParagraph->GetChildren().GetFirst();
 
-                            wxRichTextObjectList::compatibility_iterator next1 = node1->GetNext();
-                            nextParagraph->GetChildren().Erase(node1);
+                    while (node1)
+                    {
+                        wxRichTextObject* obj1 = node1->GetData();
 
-                            node1 = next1;
-                        }
+                        firstPara->AppendChild(obj1);
 
-                        // Delete the paragraph
-                        RemoveChild(nextParagraph, true);
+                        wxRichTextObjectList::compatibility_iterator next1 = node1->GetNext();
+                        nextParagraph->GetChildren().Erase(node1);
 
+                        node1 = next1;
                     }
+
+                    // Delete the paragraph
+                    RemoveChild(nextParagraph, true);
+                }
+
+                // Avoid empty paragraphs
+                if (firstPara && firstPara->GetChildren().GetCount() == 0)
+                {
+                    wxRichTextPlainText* text = new wxRichTextPlainText(wxEmptyString);
+                    firstPara->AppendChild(text);
                 }
 
+                if (applyFinalParagraphStyle)
+                    firstPara->SetAttributes(nextParaAttr);
+
+                return true;
             }
         }
 
@@ -1429,8 +1553,6 @@ wxString wxRichTextParagraphLayoutBox::GetTextForRange(const wxRichTextRange& ra
         wxRichTextObject* child = node->GetData();
         if (!child->GetRange().IsOutside(range))
         {
-//            if (lineCount > 0)
-//                text += wxT("\n");
             wxRichTextRange childRange = range;
             childRange.LimitTo(child->GetRange());
 
@@ -1438,7 +1560,7 @@ wxString wxRichTextParagraphLayoutBox::GetTextForRange(const wxRichTextRange& ra
 
             text += childText;
 
-            if (childRange.GetEnd() == child->GetRange().GetEnd())
+            if ((childRange.GetEnd() == child->GetRange().GetEnd()) && node->GetNext())
                 text += wxT("\n");
 
             lineCount ++;
@@ -1546,7 +1668,7 @@ wxRichTextObject* wxRichTextParagraphLayoutBox::GetLeafObjectAtPosition(long pos
 }
 
 /// Set character or paragraph text attributes: apply character styles only to immediate text nodes
-bool wxRichTextParagraphLayoutBox::SetStyle(const wxRichTextRange& range, const wxRichTextAttr& style, int flags)
+bool wxRichTextParagraphLayoutBox::SetStyle(const wxRichTextRange& range, const wxTextAttr& style, int flags)
 {
     bool characterStyle = false;
     bool paragraphStyle = false;
@@ -1561,26 +1683,27 @@ bool wxRichTextParagraphLayoutBox::SetStyle(const wxRichTextRange& range, const
     bool parasOnly = ((flags & wxRICHTEXT_SETSTYLE_PARAGRAPHS_ONLY) != 0);
     bool charactersOnly = ((flags & wxRICHTEXT_SETSTYLE_CHARACTERS_ONLY) != 0);
     bool resetExistingStyle = ((flags & wxRICHTEXT_SETSTYLE_RESET) != 0);
+    bool removeStyle = ((flags & wxRICHTEXT_SETSTYLE_REMOVE) != 0);
 
     // Apply paragraph style first, if any
-    wxRichTextAttr wholeStyle(style);
+    wxTextAttr wholeStyle(style);
 
-    if (wholeStyle.HasParagraphStyleName() && GetStyleSheet())
+    if (!removeStyle && wholeStyle.HasParagraphStyleName() && GetStyleSheet())
     {
         wxRichTextParagraphStyleDefinition* def = GetStyleSheet()->FindParagraphStyle(wholeStyle.GetParagraphStyleName());
         if (def)
-            wxRichTextApplyStyle(wholeStyle, def->GetStyle());
+            wxRichTextApplyStyle(wholeStyle, def->GetStyleMergedWithBase(GetStyleSheet()));
     }
 
     // Limit the attributes to be set to the content to only character attributes.
-    wxRichTextAttr characterAttributes(wholeStyle);
+    wxTextAttr characterAttributes(wholeStyle);
     characterAttributes.SetFlags(characterAttributes.GetFlags() & (wxTEXT_ATTR_CHARACTER));
 
-    if (characterAttributes.HasCharacterStyleName() && GetStyleSheet())
+    if (!removeStyle && characterAttributes.HasCharacterStyleName() && GetStyleSheet())
     {
         wxRichTextCharacterStyleDefinition* def = GetStyleSheet()->FindCharacterStyle(characterAttributes.GetCharacterStyleName());
         if (def)
-            wxRichTextApplyStyle(characterAttributes, def->GetStyle());
+            wxRichTextApplyStyle(characterAttributes, def->GetStyleMergedWithBase(GetStyleSheet()));
     }
 
     // If we are associated with a control, make undoable; otherwise, apply immediately
@@ -1630,7 +1753,12 @@ bool wxRichTextParagraphLayoutBox::SetStyle(const wxRichTextRange& range, const
                 // to be included in the paragraph style
                 if ((paragraphStyle || parasOnly) && !charactersOnly)
                 {
-                    if (resetExistingStyle)
+                    if (removeStyle)
+                    {
+                        // Removes the given style from the paragraph
+                        wxRichTextRemoveStyle(newPara->GetAttributes(), style);
+                    }
+                    else if (resetExistingStyle)
                         newPara->GetAttributes() = wholeStyle;
                     else
                     {
@@ -1638,7 +1766,7 @@ bool wxRichTextParagraphLayoutBox::SetStyle(const wxRichTextRange& range, const
                         {
                             // Only apply attributes that will make a difference to the combined
                             // style as seen on the display
-                            wxRichTextAttr combinedAttr(para->GetCombinedAttributes());
+                            wxTextAttr combinedAttr(para->GetCombinedAttributes());
                             wxRichTextApplyStyle(newPara->GetAttributes(), wholeStyle, & combinedAttr);
                         }
                         else
@@ -1680,7 +1808,7 @@ bool wxRichTextParagraphLayoutBox::SetStyle(const wxRichTextRange& range, const
                         splitPoint ++;
 
                     // Find last object
-                    if (splitPoint == newPara->GetRange().GetEnd() || splitPoint == (newPara->GetRange().GetEnd() - 1))
+                    if (splitPoint == newPara->GetRange().GetEnd())
                         lastObject = newPara->GetChildren().GetLast()->GetData();
                     else
                         // lastObject is set as a side-effect of splitting. It's
@@ -1705,7 +1833,12 @@ bool wxRichTextParagraphLayoutBox::SetStyle(const wxRichTextRange& range, const
                     {
                         wxRichTextObject* child = node2->GetData();
 
-                        if (resetExistingStyle)
+                        if (removeStyle)
+                        {
+                            // Removes the given style from the paragraph
+                            wxRichTextRemoveStyle(child->GetAttributes(), style);
+                        }
+                        else if (resetExistingStyle)
                             child->GetAttributes() = characterAttributes;
                         else
                         {
@@ -1713,7 +1846,7 @@ bool wxRichTextParagraphLayoutBox::SetStyle(const wxRichTextRange& range, const
                             {
                                 // Only apply attributes that will make a difference to the combined
                                 // style as seen on the display
-                                wxRichTextAttr combinedAttr(newPara->GetCombinedAttributes(child->GetAttributes()));
+                                wxTextAttr combinedAttr(newPara->GetCombinedAttributes(child->GetAttributes()));
                                 wxRichTextApplyStyle(child->GetAttributes(), characterAttributes, & combinedAttr);
                             }
                             else
@@ -1739,53 +1872,20 @@ bool wxRichTextParagraphLayoutBox::SetStyle(const wxRichTextRange& range, const
     return true;
 }
 
-/// Set text attributes
-bool wxRichTextParagraphLayoutBox::SetStyle(const wxRichTextRange& range, const wxTextAttrEx& style, int flags)
-{
-    wxRichTextAttr richStyle = style;
-    return SetStyle(range, richStyle, flags);
-}
-
 /// Get the text attributes for this position.
-bool wxRichTextParagraphLayoutBox::GetStyle(long position, wxTextAttrEx& style)
+bool wxRichTextParagraphLayoutBox::GetStyle(long position, wxTextAttr& style)
 {
     return DoGetStyle(position, style, true);
 }
 
-/// Get the text attributes for this position.
-bool wxRichTextParagraphLayoutBox::GetStyle(long position, wxRichTextAttr& style)
-{
-    wxTextAttrEx textAttrEx(style);
-    if (GetStyle(position, textAttrEx))
-    {
-        style = textAttrEx;
-        return true;
-    }
-    else
-        return false;
-}
-
-/// Get the content (uncombined) attributes for this position.
-bool wxRichTextParagraphLayoutBox::GetUncombinedStyle(long position, wxTextAttrEx& style)
+bool wxRichTextParagraphLayoutBox::GetUncombinedStyle(long position, wxTextAttr& style)
 {
     return DoGetStyle(position, style, false);
 }
 
-bool wxRichTextParagraphLayoutBox::GetUncombinedStyle(long position, wxRichTextAttr& style)
-{
-    wxTextAttrEx textAttrEx(style);
-    if (GetUncombinedStyle(position, textAttrEx))
-    {
-        style = textAttrEx;
-        return true;
-    }
-    else
-        return false;
-}
-
 /// Implementation helper for GetStyle. If combineStyles is true, combine base, paragraph and
 /// context attributes.
-bool wxRichTextParagraphLayoutBox::DoGetStyle(long position, wxTextAttrEx& style, bool combineStyles)
+bool wxRichTextParagraphLayoutBox::DoGetStyle(long position, wxTextAttr& style, bool combineStyles)
 {
     wxRichTextObject* obj wxDUMMY_INITIALIZE(NULL);
 
@@ -1834,15 +1934,15 @@ static bool wxHasStyle(long flags, long style)
 
 /// Combines 'style' with 'currentStyle' for the purpose of summarising the attributes of a range of
 /// content.
-bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttrEx& currentStyle, const wxTextAttrEx& style, long& multipleStyleAttributes, int& multipleTextEffectAttributes)
+bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttr& currentStyle, const wxTextAttr& style, long& multipleStyleAttributes, int& multipleTextEffectAttributes)
 {
     if (style.HasFont())
     {
-        if (style.HasSize() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_FONT_SIZE))
+        if (style.HasFontSize() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_FONT_SIZE))
         {
-            if (currentStyle.GetFont().Ok() && currentStyle.HasSize())
+            if (currentStyle.HasFontSize())
             {
-                if (currentStyle.GetFont().GetPointSize() != style.GetFont().GetPointSize())
+                if (currentStyle.GetFontSize() != style.GetFontSize())
                 {
                     // Clash of style - mark as such
                     multipleStyleAttributes |= wxTEXT_ATTR_FONT_SIZE;
@@ -1851,21 +1951,15 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttrEx& currentStyle, cons
             }
             else
             {
-                if (!currentStyle.GetFont().Ok())
-                    wxSetFontPreservingStyles(currentStyle, *wxNORMAL_FONT);
-                wxFont font(currentStyle.GetFont());
-                font.SetPointSize(style.GetFont().GetPointSize());
-
-                wxSetFontPreservingStyles(currentStyle, font);
-                currentStyle.SetFlags(currentStyle.GetFlags() | wxTEXT_ATTR_FONT_SIZE);
+                currentStyle.SetFontSize(style.GetFontSize());
             }
         }
 
-        if (style.HasItalic() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_FONT_ITALIC))
+        if (style.HasFontItalic() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_FONT_ITALIC))
         {
-            if (currentStyle.GetFont().Ok() && currentStyle.HasItalic())
+            if (currentStyle.HasFontItalic())
             {
-                if (currentStyle.GetFont().GetStyle() != style.GetFont().GetStyle())
+                if (currentStyle.GetFontStyle() != style.GetFontStyle())
                 {
                     // Clash of style - mark as such
                     multipleStyleAttributes |= wxTEXT_ATTR_FONT_ITALIC;
@@ -1874,20 +1968,15 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttrEx& currentStyle, cons
             }
             else
             {
-                if (!currentStyle.GetFont().Ok())
-                    wxSetFontPreservingStyles(currentStyle, *wxNORMAL_FONT);
-                wxFont font(currentStyle.GetFont());
-                font.SetStyle(style.GetFont().GetStyle());
-                wxSetFontPreservingStyles(currentStyle, font);
-                currentStyle.SetFlags(currentStyle.GetFlags() | wxTEXT_ATTR_FONT_ITALIC);
+                currentStyle.SetFontStyle(style.GetFontStyle());
             }
         }
 
-        if (style.HasWeight() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_FONT_WEIGHT))
+        if (style.HasFontWeight() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_FONT_WEIGHT))
         {
-            if (currentStyle.GetFont().Ok() && currentStyle.HasWeight())
+            if (currentStyle.HasFontWeight())
             {
-                if (currentStyle.GetFont().GetWeight() != style.GetFont().GetWeight())
+                if (currentStyle.GetFontWeight() != style.GetFontWeight())
                 {
                     // Clash of style - mark as such
                     multipleStyleAttributes |= wxTEXT_ATTR_FONT_WEIGHT;
@@ -1896,21 +1985,16 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttrEx& currentStyle, cons
             }
             else
             {
-                if (!currentStyle.GetFont().Ok())
-                    wxSetFontPreservingStyles(currentStyle, *wxNORMAL_FONT);
-                wxFont font(currentStyle.GetFont());
-                font.SetWeight(style.GetFont().GetWeight());
-                wxSetFontPreservingStyles(currentStyle, font);
-                currentStyle.SetFlags(currentStyle.GetFlags() | wxTEXT_ATTR_FONT_WEIGHT);
+                currentStyle.SetFontWeight(style.GetFontWeight());
             }
         }
 
-        if (style.HasFaceName() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_FONT_FACE))
+        if (style.HasFontFaceName() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_FONT_FACE))
         {
-            if (currentStyle.GetFont().Ok() && currentStyle.HasFaceName())
+            if (currentStyle.HasFontFaceName())
             {
-                wxString faceName1(currentStyle.GetFont().GetFaceName());
-                wxString faceName2(style.GetFont().GetFaceName());
+                wxString faceName1(currentStyle.GetFontFaceName());
+                wxString faceName2(style.GetFontFaceName());
 
                 if (faceName1 != faceName2)
                 {
@@ -1921,20 +2005,15 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttrEx& currentStyle, cons
             }
             else
             {
-                if (!currentStyle.GetFont().Ok())
-                    wxSetFontPreservingStyles(currentStyle, *wxNORMAL_FONT);
-                wxFont font(currentStyle.GetFont());
-                font.SetFaceName(style.GetFont().GetFaceName());
-                wxSetFontPreservingStyles(currentStyle, font);
-                currentStyle.SetFlags(currentStyle.GetFlags() | wxTEXT_ATTR_FONT_FACE);
+                currentStyle.SetFontFaceName(style.GetFontFaceName());
             }
         }
 
-        if (style.HasUnderlined() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_FONT_UNDERLINE))
+        if (style.HasFontUnderlined() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_FONT_UNDERLINE))
         {
-            if (currentStyle.GetFont().Ok() && currentStyle.HasUnderlined())
+            if (currentStyle.HasFontUnderlined())
             {
-                if (currentStyle.GetFont().GetUnderlined() != style.GetFont().GetUnderlined())
+                if (currentStyle.GetFontUnderlined() != style.GetFontUnderlined())
                 {
                     // Clash of style - mark as such
                     multipleStyleAttributes |= wxTEXT_ATTR_FONT_UNDERLINE;
@@ -1943,12 +2022,7 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttrEx& currentStyle, cons
             }
             else
             {
-                if (!currentStyle.GetFont().Ok())
-                    wxSetFontPreservingStyles(currentStyle, *wxNORMAL_FONT);
-                wxFont font(currentStyle.GetFont());
-                font.SetUnderlined(style.GetFont().GetUnderlined());
-                wxSetFontPreservingStyles(currentStyle, font);
-                currentStyle.SetFlags(currentStyle.GetFlags() | wxTEXT_ATTR_FONT_UNDERLINE);
+                currentStyle.SetFontUnderlined(style.GetFontUnderlined());
             }
         }
     }
@@ -2221,7 +2295,7 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttrEx& currentStyle, cons
         {
             // We need to find the bits in the new style that are different:
             // just look at those bits that are specified by the new style.
-                
+
             int currentRelevantTextEffects = currentStyle.GetTextEffects() & style.GetTextEffectFlags();
             int newRelevantTextEffects = style.GetTextEffects() & style.GetTextEffectFlags();
 
@@ -2229,7 +2303,7 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttrEx& currentStyle, cons
             {
                 // Find the text effects that were different, using XOR
                 int differentEffects = currentRelevantTextEffects ^ newRelevantTextEffects;
-                    
+
                 // Clash of style - mark as such
                 multipleTextEffectAttributes |= differentEffects;
                 currentStyle.SetTextEffectFlags(currentStyle.GetTextEffectFlags() & ~differentEffects);
@@ -2264,14 +2338,14 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttrEx& currentStyle, cons
 /// that attribute is not present within the flags.
 /// *** Note that this is not recursive, and so assumes that content inside a paragraph is not itself
 /// nested.
-bool wxRichTextParagraphLayoutBox::GetStyleForRange(const wxRichTextRange& range, wxTextAttrEx& style)
+bool wxRichTextParagraphLayoutBox::GetStyleForRange(const wxRichTextRange& range, wxTextAttr& style)
 {
-    style = wxTextAttrEx();
+    style = wxTextAttr();
 
     // The attributes that aren't valid because of multiple styles within the range
     long multipleStyleAttributes = 0;
     int multipleTextEffectAttributes = 0;
-    
+
     wxRichTextObjectList::compatibility_iterator node = GetChildren().GetFirst();
     while (node)
     {
@@ -2280,7 +2354,7 @@ bool wxRichTextParagraphLayoutBox::GetStyleForRange(const wxRichTextRange& range
         {
             if (para->GetChildren().GetCount() == 0)
             {
-                wxTextAttrEx paraStyle = para->GetCombinedAttributes();
+                wxTextAttr paraStyle = para->GetCombinedAttributes();
 
                 CollectStyle(style, paraStyle, multipleStyleAttributes, multipleTextEffectAttributes);
             }
@@ -2290,7 +2364,7 @@ bool wxRichTextParagraphLayoutBox::GetStyleForRange(const wxRichTextRange& range
                 paraRange.LimitTo(range);
 
                 // First collect paragraph attributes only
-                wxTextAttrEx paraStyle = para->GetCombinedAttributes();
+                wxTextAttr paraStyle = para->GetCombinedAttributes();
                 paraStyle.SetFlags(paraStyle.GetFlags() & wxTEXT_ATTR_PARAGRAPH);
                 CollectStyle(style, paraStyle, multipleStyleAttributes, multipleTextEffectAttributes);
 
@@ -2301,7 +2375,7 @@ bool wxRichTextParagraphLayoutBox::GetStyleForRange(const wxRichTextRange& range
                     wxRichTextObject* child = childNode->GetData();
                     if (!(child->GetRange().GetStart() > range.GetEnd() || child->GetRange().GetEnd() < range.GetStart()))
                     {
-                        wxTextAttrEx childStyle = para->GetCombinedAttributes(child->GetAttributes());
+                        wxTextAttr childStyle = para->GetCombinedAttributes(child->GetAttributes());
 
                         // Now collect character attributes only
                         childStyle.SetFlags(childStyle.GetFlags() & wxTEXT_ATTR_CHARACTER);
@@ -2319,7 +2393,7 @@ bool wxRichTextParagraphLayoutBox::GetStyleForRange(const wxRichTextRange& range
 }
 
 /// Set default style
-bool wxRichTextParagraphLayoutBox::SetDefaultStyle(const wxTextAttrEx& style)
+bool wxRichTextParagraphLayoutBox::SetDefaultStyle(const wxTextAttr& style)
 {
     m_defaultAttributes = style;
     return true;
@@ -2329,7 +2403,7 @@ bool wxRichTextParagraphLayoutBox::SetDefaultStyle(const wxTextAttrEx& style)
 /// of the attributes are different within the range, the test fails. You
 /// can use this to implement, for example, bold button updating. style must have
 /// flags indicating which attributes are of interest.
-bool wxRichTextParagraphLayoutBox::HasCharacterAttributes(const wxRichTextRange& range, const wxRichTextAttr& style) const
+bool wxRichTextParagraphLayoutBox::HasCharacterAttributes(const wxRichTextRange& range, const wxTextAttr& style) const
 {
     int foundCount = 0;
     int matchingCount = 0;
@@ -2356,7 +2430,7 @@ bool wxRichTextParagraphLayoutBox::HasCharacterAttributes(const wxRichTextRange&
                     if (!child->GetRange().IsOutside(range) && child->IsKindOf(CLASSINFO(wxRichTextPlainText)))
                     {
                         foundCount ++;
-                        wxTextAttrEx textAttr = para->GetCombinedAttributes(child->GetAttributes());
+                        wxTextAttr textAttr = para->GetCombinedAttributes(child->GetAttributes());
 
                         if (wxTextAttrEqPartial(textAttr, style, style.GetFlags()))
                             matchingCount ++;
@@ -2373,17 +2447,11 @@ bool wxRichTextParagraphLayoutBox::HasCharacterAttributes(const wxRichTextRange&
     return foundCount == matchingCount;
 }
 
-bool wxRichTextParagraphLayoutBox::HasCharacterAttributes(const wxRichTextRange& range, const wxTextAttrEx& style) const
-{
-    wxRichTextAttr richStyle = style;
-    return HasCharacterAttributes(range, richStyle);
-}
-
 /// Test if this whole range has paragraph attributes of the specified kind. If any
 /// of the attributes are different within the range, the test fails. You
 /// can use this to implement, for example, centering button updating. style must have
 /// flags indicating which attributes are of interest.
-bool wxRichTextParagraphLayoutBox::HasParagraphAttributes(const wxRichTextRange& range, const wxRichTextAttr& style) const
+bool wxRichTextParagraphLayoutBox::HasParagraphAttributes(const wxRichTextRange& range, const wxTextAttr& style) const
 {
     int foundCount = 0;
     int matchingCount = 0;
@@ -2402,7 +2470,7 @@ bool wxRichTextParagraphLayoutBox::HasParagraphAttributes(const wxRichTextRange&
 
             if (!para->GetRange().IsOutside(range))
             {
-                wxTextAttrEx textAttr = GetAttributes();
+                wxTextAttr textAttr = GetAttributes();
                 // Apply the paragraph style
                 wxRichTextApplyStyle(textAttr, para->GetAttributes());
 
@@ -2417,12 +2485,6 @@ bool wxRichTextParagraphLayoutBox::HasParagraphAttributes(const wxRichTextRange&
     return foundCount == matchingCount;
 }
 
-bool wxRichTextParagraphLayoutBox::HasParagraphAttributes(const wxRichTextRange& range, const wxTextAttrEx& style) const
-{
-    wxRichTextAttr richStyle = style;
-    return HasParagraphAttributes(range, richStyle);
-}
-
 void wxRichTextParagraphLayoutBox::Clear()
 {
     DeleteChildren();
@@ -2432,8 +2494,17 @@ void wxRichTextParagraphLayoutBox::Reset()
 {
     Clear();
 
+    wxRichTextBuffer* buffer = wxDynamicCast(this, wxRichTextBuffer);
+    if (buffer && GetRichTextCtrl())
+    {
+        wxRichTextEvent event(wxEVT_COMMAND_RICHTEXT_BUFFER_RESET, GetRichTextCtrl()->GetId());
+        event.SetEventObject(GetRichTextCtrl());
+
+        buffer->SendEvent(event, true);
+    }
+
     AddParagraph(wxEmptyString);
-    
+
     Invalidate(wxRICHTEXT_ALL);
 }
 
@@ -2487,6 +2558,29 @@ bool wxRichTextParagraphLayoutBox::ApplyStyleSheet(wxRichTextStyleSheet* styleSh
 
     int foundCount = 0;
 
+    wxRichTextAttr attr(GetBasicStyle());
+    if (GetBasicStyle().HasParagraphStyleName())
+    {
+        wxRichTextParagraphStyleDefinition* paraDef = styleSheet->FindParagraphStyle(GetBasicStyle().GetParagraphStyleName());
+        if (paraDef)
+        {
+            attr.Apply(paraDef->GetStyleMergedWithBase(styleSheet));
+            SetBasicStyle(attr);
+            foundCount ++;
+        }
+    }
+
+    if (GetBasicStyle().HasCharacterStyleName())
+    {
+        wxRichTextCharacterStyleDefinition* charDef = styleSheet->FindCharacterStyle(GetBasicStyle().GetCharacterStyleName());
+        if (charDef)
+        {
+            attr.Apply(charDef->GetStyleMergedWithBase(styleSheet));
+            SetBasicStyle(attr);
+            foundCount ++;
+        }
+    }
+
     wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst();
     while (node)
     {
@@ -2512,13 +2606,13 @@ bool wxRichTextParagraphLayoutBox::ApplyStyleSheet(wxRichTextStyleSheet* styleSh
                 wxRichTextListStyleDefinition* listDef = styleSheet->FindListStyle(para->GetAttributes().GetListStyleName());
                 if (paraDef && !listDef)
                 {
-                    para->GetAttributes() = paraDef->GetStyle();
+                    para->GetAttributes() = paraDef->GetStyleMergedWithBase(styleSheet);
                     foundCount ++;
                 }
                 else if (listDef && !paraDef)
                 {
                     // Set overall style defined for the list style definition
-                    para->GetAttributes() = listDef->GetStyle();
+                    para->GetAttributes() = listDef->GetStyleMergedWithBase(styleSheet);
 
                     // Apply the style for this level
                     wxRichTextApplyStyle(para->GetAttributes(), * listDef->GetLevelAttributes(listDef->FindLevelForIndent(currentIndent)));
@@ -2527,7 +2621,7 @@ bool wxRichTextParagraphLayoutBox::ApplyStyleSheet(wxRichTextStyleSheet* styleSh
                 else if (listDef && paraDef)
                 {
                     // Combines overall list style, style for level, and paragraph style
-                    para->GetAttributes() = listDef->CombineWithParagraphStyle(currentIndent, paraDef->GetStyle());
+                    para->GetAttributes() = listDef->CombineWithParagraphStyle(currentIndent, paraDef->GetStyleMergedWithBase(styleSheet));
                     foundCount ++;
                 }
             }
@@ -2538,7 +2632,7 @@ bool wxRichTextParagraphLayoutBox::ApplyStyleSheet(wxRichTextStyleSheet* styleSh
                 wxRichTextListStyleDefinition* listDef = styleSheet->FindListStyle(para->GetAttributes().GetListStyleName());
 
                 // Overall list definition style
-                para->GetAttributes() = listDef->GetStyle();
+                para->GetAttributes() = listDef->GetStyleMergedWithBase(styleSheet);
 
                 // Style for this level
                 wxRichTextApplyStyle(para->GetAttributes(), * listDef->GetLevelAttributes(listDef->FindLevelForIndent(currentIndent)));
@@ -2550,7 +2644,7 @@ bool wxRichTextParagraphLayoutBox::ApplyStyleSheet(wxRichTextStyleSheet* styleSh
                 wxRichTextParagraphStyleDefinition* def = styleSheet->FindParagraphStyle(para->GetAttributes().GetParagraphStyleName());
                 if (def)
                 {
-                    para->GetAttributes() = def->GetStyle();
+                    para->GetAttributes() = def->GetStyleMergedWithBase(styleSheet);
                     foundCount ++;
                 }
             }
@@ -2564,6 +2658,8 @@ bool wxRichTextParagraphLayoutBox::ApplyStyleSheet(wxRichTextStyleSheet* styleSh
 /// Set list style
 bool wxRichTextParagraphLayoutBox::SetListStyle(const wxRichTextRange& range, wxRichTextListStyleDefinition* def, int flags, int startFrom, int specifiedLevel)
 {
+    wxRichTextStyleSheet* styleSheet = GetStyleSheet();
+
     bool withUndo = ((flags & wxRICHTEXT_SETSTYLE_WITH_UNDO) != 0);
     // bool applyMinimal = ((flags & wxRICHTEXT_SETSTYLE_OPTIMIZE) != 0);
     bool specifyLevel = ((flags & wxRICHTEXT_SETSTYLE_SPECIFY_LEVEL) != 0);
@@ -2631,7 +2727,7 @@ bool wxRichTextParagraphLayoutBox::SetListStyle(const wxRichTextRange& range, wx
                     // Renumbering will need to be done when we promote/demote a paragraph.
 
                     // Apply the overall list style, and item style for this level
-                    wxTextAttrEx listStyle(def->GetCombinedStyleForLevel(thisLevel));
+                    wxTextAttr listStyle(def->GetCombinedStyleForLevel(thisLevel, styleSheet));
                     wxRichTextApplyStyle(newPara->GetAttributes(), listStyle);
 
                     // Now we need to do numbering
@@ -2654,13 +2750,12 @@ bool wxRichTextParagraphLayoutBox::SetListStyle(const wxRichTextRange& range, wx
                     // Eliminate the main list-related attributes
                     newPara->GetAttributes().SetFlags(newPara->GetAttributes().GetFlags() & ~wxTEXT_ATTR_LEFT_INDENT & ~wxTEXT_ATTR_BULLET_STYLE & ~wxTEXT_ATTR_BULLET_NUMBER & ~wxTEXT_ATTR_BULLET_TEXT & wxTEXT_ATTR_LIST_STYLE_NAME);
 
-                    wxRichTextStyleSheet* styleSheet = GetStyleSheet();
                     if (styleSheet && !newPara->GetAttributes().GetParagraphStyleName().IsEmpty())
                     {
                         wxRichTextParagraphStyleDefinition* def = styleSheet->FindParagraphStyle(newPara->GetAttributes().GetParagraphStyleName());
                         if (def)
                         {
-                            newPara->GetAttributes() = def->GetStyle();
+                            newPara->GetAttributes() = def->GetStyleMergedWithBase(styleSheet);
                         }
                     }
                 }
@@ -2704,6 +2799,8 @@ bool wxRichTextParagraphLayoutBox::NumberList(const wxRichTextRange& range, wxRi
 bool wxRichTextParagraphLayoutBox::DoNumberList(const wxRichTextRange& range, const wxRichTextRange& promotionRange, int promoteBy,
                                                 wxRichTextListStyleDefinition* def, int flags, int startFrom, int specifiedLevel)
 {
+    wxRichTextStyleSheet* styleSheet = GetStyleSheet();
+
     bool withUndo = ((flags & wxRICHTEXT_SETSTYLE_WITH_UNDO) != 0);
     // bool applyMinimal = ((flags & wxRICHTEXT_SETSTYLE_OPTIMIZE) != 0);
 #ifdef __WXDEBUG__
@@ -2781,10 +2878,8 @@ bool wxRichTextParagraphLayoutBox::DoNumberList(const wxRichTextRange& range, co
                 wxRichTextListStyleDefinition* defToUse = def;
                 if (!defToUse)
                 {
-                    wxRichTextStyleSheet* sheet = GetStyleSheet();
-
-                    if (sheet && !newPara->GetAttributes().GetListStyleName().IsEmpty())
-                        defToUse = sheet->FindListStyle(newPara->GetAttributes().GetListStyleName());
+                    if (styleSheet && !newPara->GetAttributes().GetListStyleName().IsEmpty())
+                        defToUse = styleSheet->FindListStyle(newPara->GetAttributes().GetListStyleName());
                 }
 
                 if (defToUse)
@@ -2807,7 +2902,7 @@ bool wxRichTextParagraphLayoutBox::DoNumberList(const wxRichTextRange& range, co
                     }
 
                     // Apply the overall list style, and item style for this level
-                    wxTextAttrEx listStyle(defToUse->GetCombinedStyleForLevel(thisLevel));
+                    wxTextAttr listStyle(defToUse->GetCombinedStyleForLevel(thisLevel, styleSheet));
                     wxRichTextApplyStyle(newPara->GetAttributes(), listStyle);
 
                     // OK, we've (re)applied the style, now let's get the numbering right.
@@ -2918,20 +3013,20 @@ bool wxRichTextParagraphLayoutBox::PromoteList(int promoteBy, const wxRichTextRa
 
 /// Fills in the attributes for numbering a paragraph after previousParagraph. It also finds the
 /// position of the paragraph that it had to start looking from.
-bool wxRichTextParagraphLayoutBox::FindNextParagraphNumber(wxRichTextParagraph* previousParagraph, wxRichTextAttr& attr) const
+bool wxRichTextParagraphLayoutBox::FindNextParagraphNumber(wxRichTextParagraph* previousParagraph, wxTextAttr& attr) const
 {
     if (!previousParagraph->GetAttributes().HasFlag(wxTEXT_ATTR_BULLET_STYLE) || previousParagraph->GetAttributes().GetBulletStyle() == wxTEXT_ATTR_BULLET_STYLE_NONE)
         return false;
-    
-    wxRichTextStyleSheet* sheet = GetStyleSheet();
-    if (sheet && !previousParagraph->GetAttributes().GetListStyleName().IsEmpty())
+
+    wxRichTextStyleSheet* styleSheet = GetStyleSheet();
+    if (styleSheet && !previousParagraph->GetAttributes().GetListStyleName().IsEmpty())
     {
-        wxRichTextListStyleDefinition* def = sheet->FindListStyle(previousParagraph->GetAttributes().GetListStyleName());
+        wxRichTextListStyleDefinition* def = styleSheet->FindListStyle(previousParagraph->GetAttributes().GetListStyleName());
         if (def)
         {
             // int thisIndent = previousParagraph->GetAttributes().GetLeftIndent();
             // int thisLevel = def->FindLevelForIndent(thisIndent);
-            
+
             bool isOutline = (previousParagraph->GetAttributes().GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_OUTLINE) != 0;
 
             attr.SetFlags(previousParagraph->GetAttributes().GetFlags() & (wxTEXT_ATTR_BULLET_STYLE|wxTEXT_ATTR_BULLET_NUMBER|wxTEXT_ATTR_BULLET_TEXT|wxTEXT_ATTR_BULLET_NAME));
@@ -2939,10 +3034,10 @@ bool wxRichTextParagraphLayoutBox::FindNextParagraphNumber(wxRichTextParagraph*
                 attr.SetBulletName(previousParagraph->GetAttributes().GetBulletName());
             attr.SetBulletStyle(previousParagraph->GetAttributes().GetBulletStyle());
             attr.SetListStyleName(previousParagraph->GetAttributes().GetListStyleName());
-            
+
             int nextNumber = previousParagraph->GetAttributes().GetBulletNumber() + 1;
             attr.SetBulletNumber(nextNumber);
-            
+
             if (isOutline)
             {
                 wxString text = previousParagraph->GetAttributes().GetBulletText();
@@ -2961,7 +3056,7 @@ bool wxRichTextParagraphLayoutBox::FindNextParagraphNumber(wxRichTextParagraph*
                     attr.SetBulletText(text);
                 }
             }
-            
+
             return true;
         }
         else
@@ -2980,14 +3075,14 @@ IMPLEMENT_DYNAMIC_CLASS(wxRichTextParagraph, wxRichTextBox)
 
 wxArrayInt wxRichTextParagraph::sm_defaultTabs;
 
-wxRichTextParagraph::wxRichTextParagraph(wxRichTextObject* parent, wxTextAttrEx* style):
+wxRichTextParagraph::wxRichTextParagraph(wxRichTextObject* parent, wxTextAttr* style):
     wxRichTextBox(parent)
 {
     if (style)
         SetAttributes(*style);
 }
 
-wxRichTextParagraph::wxRichTextParagraph(const wxString& text, wxRichTextObject* parent, wxTextAttrEx* paraStyle, wxTextAttrEx* charStyle):
+wxRichTextParagraph::wxRichTextParagraph(const wxString& text, wxRichTextObject* parent, wxTextAttr* paraStyle, wxTextAttr* charStyle):
     wxRichTextBox(parent)
 {
     if (paraStyle)
@@ -3004,7 +3099,7 @@ wxRichTextParagraph::~wxRichTextParagraph()
 /// Draw the item
 bool wxRichTextParagraph::Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextRange& selectionRange, const wxRect& WXUNUSED(rect), int WXUNUSED(descent), int style)
 {
-    wxTextAttrEx attr = GetCombinedAttributes();
+    wxTextAttr attr = GetCombinedAttributes();
 
     // Draw the bullet, if any
     if (attr.GetBulletStyle() != wxTEXT_ATTR_BULLET_STYLE_NONE)
@@ -3014,7 +3109,17 @@ bool wxRichTextParagraph::Draw(wxDC& dc, const wxRichTextRange& range, const wxR
             int spaceBeforePara = ConvertTenthsMMToPixels(dc, attr.GetParagraphSpacingBefore());
             int leftIndent = ConvertTenthsMMToPixels(dc, attr.GetLeftIndent());
 
-            wxTextAttrEx bulletAttr(GetCombinedAttributes());
+            wxTextAttr bulletAttr(GetCombinedAttributes());
+
+            // Combine with the font of the first piece of content, if one is specified
+            if (GetChildren().GetCount() > 0)
+            {
+                wxRichTextObject* firstObj = (wxRichTextObject*) GetChildren().GetFirst()->GetData();
+                if (firstObj->GetAttributes().HasFont())
+                {
+                    wxRichTextApplyStyle(bulletAttr, firstObj->GetAttributes());
+                }
+            }
 
             // Get line height from first line, if any
             wxRichTextLine* line = m_cachedLines.GetFirst() ? (wxRichTextLine* ) m_cachedLines.GetFirst()->GetData() : (wxRichTextLine*) NULL;
@@ -3029,12 +3134,12 @@ bool wxRichTextParagraph::Draw(wxDC& dc, const wxRichTextRange& range, const wxR
             else
             {
                 wxFont font;
-                if (bulletAttr.GetFont().Ok())
-                    font = bulletAttr.GetFont();
+                if (bulletAttr.HasFont() && GetBuffer())
+                    font = GetBuffer()->GetFontTable().FindFont(bulletAttr);
                 else
                     font = (*wxNORMAL_FONT);
 
-                dc.SetFont(font);
+                wxCheckSetFont(dc, font);
 
                 lineHeight = dc.GetCharHeight();
                 linePos = GetPosition();
@@ -3048,15 +3153,15 @@ bool wxRichTextParagraph::Draw(wxDC& dc, const wxRichTextRange& range, const wxR
                 if (wxRichTextBuffer::GetRenderer())
                     wxRichTextBuffer::GetRenderer()->DrawBitmapBullet(this, dc, bulletAttr, bulletRect);
             }
-            else if (attr.GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_STANDARD)                
-            {                
+            else if (attr.GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_STANDARD)
+            {
                 if (wxRichTextBuffer::GetRenderer())
                     wxRichTextBuffer::GetRenderer()->DrawStandardBullet(this, dc, bulletAttr, bulletRect);
             }
             else
             {
                 wxString bulletText = GetBulletText();
-                
+
                 if (!bulletText.empty() && wxRichTextBuffer::GetRenderer())
                     wxRichTextBuffer::GetRenderer()->DrawTextBullet(this, dc, bulletAttr, bulletRect, bulletText);
             }
@@ -3083,7 +3188,7 @@ bool wxRichTextParagraph::Draw(wxDC& dc, const wxRichTextRange& range, const wxR
         while (node2)
         {
             wxRichTextObject* child = node2->GetData();
-            
+
             if (!child->GetRange().IsOutside(lineRange) && !lineRange.IsOutside(range))
             {
                 // Draw this part of the line at the correct position
@@ -3116,7 +3221,7 @@ bool wxRichTextParagraph::Draw(wxDC& dc, const wxRichTextRange& range, const wxR
 /// Lay the item out
 bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style)
 {
-    wxTextAttrEx attr = GetCombinedAttributes();
+    wxTextAttr attr = GetCombinedAttributes();
 
     // ClearLines();
 
@@ -3130,9 +3235,10 @@ bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style)
     int lineSpacing = 0;
 
     // Let's assume line spacing of 10 is normal, 15 is 1.5, 20 is 2, etc.
-    if (attr.GetLineSpacing() > 10 && attr.GetFont().Ok())
+    if (attr.GetLineSpacing() != 10 && GetBuffer())
     {
-        dc.SetFont(attr.GetFont());
+        wxFont font(GetBuffer()->GetFontTable().FindFont(attr));
+        wxCheckSetFont(dc, font);
         lineSpacing = (ConvertTenthsMMToPixels(dc, dc.GetCharHeight()) * attr.GetLineSpacing())/10;
     }
 
@@ -3167,13 +3273,24 @@ bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style)
 
     int lineCount = 0;
 
+    wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst();
+    while (node)
+    {
+        wxRichTextObject* child = node->GetData();
+
+        child->SetCachedSize(wxDefaultSize);
+        child->Layout(dc, rect, style);
+
+        node = node->GetNext();
+    }
+
     // Split up lines
 
     // We may need to go back to a previous child, in which case create the new line,
     // find the child corresponding to the start position of the string, and
     // continue.
 
-    wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst();
+    node = m_children.GetFirst();
     while (node)
     {
         wxRichTextObject* child = node->GetData();
@@ -3185,9 +3302,6 @@ bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style)
         // can't tell the position until the size is determined. So possibly introduce
         // another layout phase.
 
-        // TODO: can't this be called only once per child?
-        child->Layout(dc, rect, style);
-
         // Available width depends on whether we're on the first or subsequent lines
         int availableSpaceForText = (lineCount == 0 ? availableTextSpaceFirstLine : availableTextSpaceSubsequentLines);
 
@@ -3196,17 +3310,17 @@ bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style)
         // We may only be looking at part of a child, if we searched back for wrapping
         // and found a suitable point some way into the child. So get the size for the fragment
         // if necessary.
-        
+
         long nextBreakPos = GetFirstLineBreakPosition(lastEndPos+1);
         long lastPosToUse = child->GetRange().GetEnd();
         bool lineBreakInThisObject = (nextBreakPos > -1 && nextBreakPos <= child->GetRange().GetEnd());
-        
+
         if (lineBreakInThisObject)
             lastPosToUse = nextBreakPos;
 
         wxSize childSize;
         int childDescent = 0;
-        
+
         if ((nextBreakPos == -1) && (lastEndPos == child->GetRange().GetStart() - 1)) // i.e. we want to get the whole thing
         {
             childSize = child->GetCachedSize();
@@ -3309,10 +3423,10 @@ bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style)
 
         line->SetPosition(currentPosition);
 
-        if (lineHeight == 0)
+        if (lineHeight == 0 && GetBuffer())
         {
-            if (attr.GetFont().Ok())
-                dc.SetFont(attr.GetFont());
+            wxFont font(GetBuffer()->GetFontTable().FindFont(attr));
+            wxCheckSetFont(dc, font);
             lineHeight = dc.GetCharHeight();
         }
         if (maxDescent == 0)
@@ -3342,7 +3456,7 @@ bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style)
 }
 
 /// Apply paragraph styles, such as centering, to wrapped lines
-void wxRichTextParagraph::ApplyParagraphStyle(const wxTextAttrEx& attr, const wxRect& rect)
+void wxRichTextParagraph::ApplyParagraphStyle(const wxTextAttr& attr, const wxRect& rect)
 {
     if (!attr.HasAlignment())
         return;
@@ -3478,7 +3592,7 @@ bool wxRichTextParagraph::GetRangeSize(const wxRichTextRange& range, wxSize& siz
                 rangeToUse.LimitTo(child->GetRange());
                 int childDescent = 0;
 
-                if (child->GetRangeSize(rangeToUse, childSize, childDescent, dc, flags, position))
+                if (child->GetRangeSize(rangeToUse, childSize, childDescent, dc, flags, wxPoint(position.x + sz.x, position.y)))
                 {
                     sz.y = wxMax(sz.y, childSize.y);
                     sz.x += childSize.x;
@@ -3523,7 +3637,7 @@ bool wxRichTextParagraph::GetRangeSize(const wxRichTextRange& range, wxSize& siz
 
                         wxSize childSize;
                         int childDescent = 0;
-                        if (child->GetRangeSize(rangeToUse, childSize, childDescent, dc, flags, position))
+                        if (child->GetRangeSize(rangeToUse, childSize, childDescent, dc, flags, wxPoint(position.x + sz.x, position.y)))
                         {
                             lineSize.y = wxMax(lineSize.y, childSize.y);
                             lineSize.x += childSize.x;
@@ -3652,17 +3766,17 @@ int wxRichTextParagraph::HitTest(wxDC& dc, const wxPoint& pt, long& textPosition
         wxSize lineSize = line->GetSize();
         wxRichTextRange lineRange = line->GetAbsoluteRange();
 
-        if (pt.y >= linePos.y && pt.y <= linePos.y + lineSize.y)
+        if (pt.y <= linePos.y + lineSize.y)
         {
             if (pt.x < linePos.x)
             {
                 textPosition = lineRange.GetStart();
-                return wxRICHTEXT_HITTEST_BEFORE;
+                return wxRICHTEXT_HITTEST_BEFORE|wxRICHTEXT_HITTEST_OUTSIDE;
             }
             else if (pt.x >= (linePos.x + lineSize.x))
             {
                 textPosition = lineRange.GetEnd();
-                return wxRICHTEXT_HITTEST_AFTER;
+                return wxRICHTEXT_HITTEST_AFTER|wxRICHTEXT_HITTEST_OUTSIDE;
             }
             else
             {
@@ -3871,18 +3985,53 @@ bool wxRichTextParagraph::FindWrapPosition(const wxRichTextRange& range, wxDC& d
 {
     // Find the first position where the line exceeds the available space.
     wxSize sz;
-    long i;
     long breakPosition = range.GetEnd();
-    for (i = range.GetStart(); i <= range.GetEnd(); i++)
+
+    // Binary chop for speed
+    long minPos = range.GetStart();
+    long maxPos = range.GetEnd();
+    while (true)
     {
-        int descent = 0;
-        GetRangeSize(wxRichTextRange(range.GetStart(), i), sz, descent, dc, wxRICHTEXT_UNFORMATTED);
+        if (minPos == maxPos)
+        {
+            int descent = 0;
+            GetRangeSize(wxRichTextRange(range.GetStart(), minPos), sz, descent, dc, wxRICHTEXT_UNFORMATTED);
 
-        if (sz.x > availableSpace)
+            if (sz.x > availableSpace)
+                breakPosition = minPos - 1;
+            break;
+        }
+        else if ((maxPos - minPos) == 1)
         {
-            breakPosition = i-1;
+            int descent = 0;
+            GetRangeSize(wxRichTextRange(range.GetStart(), minPos), sz, descent, dc, wxRICHTEXT_UNFORMATTED);
+
+            if (sz.x > availableSpace)
+                breakPosition = minPos - 1;
+            else
+            {
+                GetRangeSize(wxRichTextRange(range.GetStart(), maxPos), sz, descent, dc, wxRICHTEXT_UNFORMATTED);
+                if (sz.x > availableSpace)
+                    breakPosition = maxPos-1;
+            }
             break;
         }
+        else
+        {
+            long nextPos = minPos + ((maxPos - minPos) / 2);
+
+            int descent = 0;
+            GetRangeSize(wxRichTextRange(range.GetStart(), nextPos), sz, descent, dc, wxRICHTEXT_UNFORMATTED);
+
+            if (sz.x > availableSpace)
+            {
+                maxPos = nextPos;
+            }
+            else
+            {
+                minPos = nextPos;
+            }
+        }
     }
 
     // Now we know the last position on the line.
@@ -3899,9 +4048,11 @@ bool wxRichTextParagraph::FindWrapPosition(const wxRichTextRange& range, wxDC& d
         else
         {
             int spacePos = plainText.Find(wxT(' '), true);
-            if (spacePos != wxNOT_FOUND)
+            int tabPos = plainText.Find(wxT('\t'), true);
+            int pos = wxMax(spacePos, tabPos);
+            if (pos != wxNOT_FOUND)
             {
-                int positionsFromEndOfString = plainText.length() - spacePos - 1;
+                int positionsFromEndOfString = plainText.length() - pos - 1;
                 breakPosition = breakPosition - positionsFromEndOfString;
             }
         }
@@ -3949,7 +4100,7 @@ wxString wxRichTextParagraph::GetBulletText()
     {
         text = GetAttributes().GetBulletText();
     }
-    
+
     if (GetAttributes().GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_OUTLINE)
     {
         // The outline style relies on the text being computed statically,
@@ -4013,9 +4164,9 @@ bool wxRichTextParagraph::ClearUnusedLines(int lineCount)
 
 /// Get combined attributes of the base style, paragraph style and character style. We use this to dynamically
 /// retrieve the actual style.
-wxTextAttrEx wxRichTextParagraph::GetCombinedAttributes(const wxTextAttrEx& contentStyle) const
+wxTextAttr wxRichTextParagraph::GetCombinedAttributes(const wxTextAttr& contentStyle) const
 {
-    wxTextAttrEx attr;
+    wxTextAttr attr;
     wxRichTextBuffer* buf = wxDynamicCast(GetParent(), wxRichTextBuffer);
     if (buf)
     {
@@ -4030,9 +4181,9 @@ wxTextAttrEx wxRichTextParagraph::GetCombinedAttributes(const wxTextAttrEx& cont
 }
 
 /// Get combined attributes of the base style and paragraph style.
-wxTextAttrEx wxRichTextParagraph::GetCombinedAttributes() const
+wxTextAttr wxRichTextParagraph::GetCombinedAttributes() const
 {
-    wxTextAttrEx attr;
+    wxTextAttr attr;
     wxRichTextBuffer* buf = wxDynamicCast(GetParent(), wxRichTextBuffer);
     if (buf)
     {
@@ -4132,7 +4283,7 @@ wxRichTextRange wxRichTextLine::GetAbsoluteRange() const
 
 IMPLEMENT_DYNAMIC_CLASS(wxRichTextPlainText, wxRichTextObject)
 
-wxRichTextPlainText::wxRichTextPlainText(const wxString& text, wxRichTextObject* parent, wxTextAttrEx* style):
+wxRichTextPlainText::wxRichTextPlainText(const wxString& text, wxRichTextObject* parent, wxTextAttr* style):
     wxRichTextObject(parent)
 {
     if (style)
@@ -4143,13 +4294,16 @@ wxRichTextPlainText::wxRichTextPlainText(const wxString& text, wxRichTextObject*
 
 #define USE_KERNING_FIX 1
 
+// If insufficient tabs are defined, this is the tab width used
+#define WIDTH_FOR_DEFAULT_TABS 50
+
 /// Draw the item
 bool wxRichTextPlainText::Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextRange& selectionRange, const wxRect& rect, int descent, int WXUNUSED(style))
 {
     wxRichTextParagraph* para = wxDynamicCast(GetParent(), wxRichTextParagraph);
     wxASSERT (para != NULL);
 
-    wxTextAttrEx textAttr(para ? para->GetCombinedAttributes(GetAttributes()) : GetAttributes());
+    wxTextAttr textAttr(para ? para->GetCombinedAttributes(GetAttributes()) : GetAttributes());
 
     int offset = GetRange().GetStart();
 
@@ -4157,22 +4311,50 @@ bool wxRichTextPlainText::Draw(wxDC& dc, const wxRichTextRange& range, const wxR
     wxString str = m_text;
     wxString toRemove = wxRichTextLineBreakChar;
     str.Replace(toRemove, wxT(" "));
-    
-    long len = range.GetLength();
-    wxString stringChunk = str.Mid(range.GetStart() - offset, (size_t) len);
     if (textAttr.HasTextEffects() && (textAttr.GetTextEffects() & wxTEXT_ATTR_EFFECT_CAPITALS))
-        stringChunk.MakeUpper();
-
-    int charHeight = dc.GetCharHeight();
+        str.MakeUpper();
 
-    int x = rect.x;
-    int y = rect.y + (rect.height - charHeight - (descent - m_descent));
+    long len = range.GetLength();
+    wxString stringChunk = str.Mid(range.GetStart() - offset, (size_t) len);
 
     // Test for the optimized situations where all is selected, or none
     // is selected.
 
-    if (textAttr.GetFont().Ok())
-        dc.SetFont(textAttr.GetFont());
+    wxFont textFont(GetBuffer()->GetFontTable().FindFont(textAttr));
+    wxCheckSetFont(dc, textFont);
+    int charHeight = dc.GetCharHeight();
+
+    int x, y;
+    if ( textFont.Ok() )
+    {
+        if ( textAttr.HasTextEffects() && (textAttr.GetTextEffects() & wxTEXT_ATTR_EFFECT_SUPERSCRIPT) )
+        {
+            double size = static_cast<double>(textFont.GetPointSize()) / wxSCRIPT_MUL_FACTOR;
+            textFont.SetPointSize( static_cast<int>(size) );
+            x = rect.x;
+            y = rect.y;
+            wxCheckSetFont(dc, textFont);
+        }
+        else if ( textAttr.HasTextEffects() && (textAttr.GetTextEffects() & wxTEXT_ATTR_EFFECT_SUBSCRIPT) )
+        {
+            double size = static_cast<double>(textFont.GetPointSize()) / wxSCRIPT_MUL_FACTOR;
+            textFont.SetPointSize( static_cast<int>(size) );
+            x = rect.x;
+            int sub_height = static_cast<int>( static_cast<double>(charHeight) / wxSCRIPT_MUL_FACTOR);
+            y = rect.y + (rect.height - sub_height + (descent - m_descent));
+            wxCheckSetFont(dc, textFont);
+        }
+        else
+        {
+            x = rect.x;
+            y = rect.y + (rect.height - charHeight - (descent - m_descent));
+        }
+    }
+    else
+    {
+        x = rect.x;
+        y = rect.y + (rect.height - charHeight - (descent - m_descent));
+    }
 
     // (a) All selected.
     if (selectionRange.GetStart() <= range.GetStart() && selectionRange.GetEnd() >= range.GetEnd())
@@ -4190,7 +4372,7 @@ bool wxRichTextPlainText::Draw(wxDC& dc, const wxRichTextRange& range, const wxR
         // (c) Part selected, part not
         // Let's draw unselected chunk, selected chunk, then unselected chunk.
 
-        dc.SetBackgroundMode(wxTRANSPARENT);
+        dc.SetBackgroundMode(wxBRUSHSTYLE_TRANSPARENT);
 
         // 1. Initial unselected chunk, if any, up until start of selection.
         if (selectionRange.GetStart() > range.GetStart() && selectionRange.GetStart() <= range.GetEnd())
@@ -4271,7 +4453,7 @@ bool wxRichTextPlainText::Draw(wxDC& dc, const wxRichTextRange& range, const wxR
     return true;
 }
 
-bool wxRichTextPlainText::DrawTabbedString(wxDC& dc, const wxTextAttrEx& attr, const wxRect& rect,wxString& str, wxCoord& x, wxCoord& y, bool selected)
+bool wxRichTextPlainText::DrawTabbedString(wxDC& dc, const wxTextAttr& attr, const wxRect& rect,wxString& str, wxCoord& x, wxCoord& y, bool selected)
 {
     bool hasTabs = (str.Find(wxT('\t')) != wxNOT_FOUND);
 
@@ -4301,15 +4483,25 @@ bool wxRichTextPlainText::DrawTabbedString(wxDC& dc, const wxTextAttrEx& attr, c
 
     if (selected)
     {
-        dc.SetBrush(*wxBLACK_BRUSH);
-        dc.SetPen(*wxBLACK_PEN);
-        dc.SetTextForeground(*wxWHITE);
-        dc.SetBackgroundMode(wxTRANSPARENT);
+        wxColour highlightColour(wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHT));
+        wxColour highlightTextColour(wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT));
+
+        wxCheckSetBrush(dc, wxBrush(highlightColour));
+        wxCheckSetPen(dc, wxPen(highlightColour));
+        dc.SetTextForeground(highlightTextColour);
+        dc.SetBackgroundMode(wxBRUSHSTYLE_TRANSPARENT);
     }
     else
     {
         dc.SetTextForeground(attr.GetTextColour());
-        dc.SetBackgroundMode(wxTRANSPARENT);
+
+        if (attr.HasFlag(wxTEXT_ATTR_BACKGROUND_COLOUR) && attr.GetBackgroundColour().IsOk())
+        {
+            dc.SetBackgroundMode(wxBRUSHSTYLE_SOLID);
+            dc.SetTextBackground(attr.GetBackgroundColour());
+        }
+        else
+            dc.SetBackgroundMode(wxBRUSHSTYLE_TRANSPARENT);
     }
 
     while (hasTabs)
@@ -4324,8 +4516,18 @@ bool wxRichTextPlainText::DrawTabbedString(wxDC& dc, const wxTextAttrEx& attr, c
         for (int i = 0; i < tabCount && not_found; ++i)
         {
             nextTabPos = tabArray.Item(i);
-            if (nextTabPos > tabPos)
+
+            // Find the next tab position.
+            // Even if we're at the end of the tab array, we must still draw the chunk.
+
+            if (nextTabPos > tabPos || (i == (tabCount - 1)))
             {
+                if (nextTabPos <= tabPos)
+                {
+                    int defaultTabWidth = ConvertTenthsMMToPixels(dc, WIDTH_FOR_DEFAULT_TABS);
+                    nextTabPos = tabPos + defaultTabWidth;
+                }
+
                 not_found = false;
                 if (selected)
                 {
@@ -4338,9 +4540,9 @@ bool wxRichTextPlainText::DrawTabbedString(wxDC& dc, const wxTextAttrEx& attr, c
                 if (attr.HasTextEffects() && (attr.GetTextEffects() & wxTEXT_ATTR_EFFECT_STRIKETHROUGH))
                 {
                     wxPen oldPen = dc.GetPen();
-                    dc.SetPen(wxPen(attr.GetTextColour(), 1));
+                    wxCheckSetPen(dc, wxPen(attr.GetTextColour(), 1));
                     dc.DrawLine(x, (int) (y+(h/2)+0.5), x+w, (int) (y+(h/2)+0.5));
-                    dc.SetPen(oldPen);
+                    wxCheckSetPen(dc, oldPen);
                 }
 
                 x = nextTabPos;
@@ -4362,9 +4564,9 @@ bool wxRichTextPlainText::DrawTabbedString(wxDC& dc, const wxTextAttrEx& attr, c
         if (attr.HasTextEffects() && (attr.GetTextEffects() & wxTEXT_ATTR_EFFECT_STRIKETHROUGH))
         {
             wxPen oldPen = dc.GetPen();
-            dc.SetPen(wxPen(attr.GetTextColour(), 1));
+            wxCheckSetPen(dc, wxPen(attr.GetTextColour(), 1));
             dc.DrawLine(x, (int) (y+(h/2)+0.5), x+w, (int) (y+(h/2)+0.5));
-            dc.SetPen(oldPen);
+            wxCheckSetPen(dc, oldPen);
         }
 
         x += w;
@@ -4376,24 +4578,9 @@ bool wxRichTextPlainText::DrawTabbedString(wxDC& dc, const wxTextAttrEx& attr, c
 /// Lay the item out
 bool wxRichTextPlainText::Layout(wxDC& dc, const wxRect& WXUNUSED(rect), int WXUNUSED(style))
 {
-    wxRichTextParagraph* para = wxDynamicCast(GetParent(), wxRichTextParagraph);
-    wxASSERT (para != NULL);
-
-    wxTextAttrEx textAttr(para ? para->GetCombinedAttributes(GetAttributes()) : GetAttributes());
-
-    if (textAttr.GetFont().Ok())
-        dc.SetFont(textAttr.GetFont());
-
-    wxString str = m_text;    
-    if (textAttr.HasTextEffects() && (textAttr.GetTextEffects() & wxTEXT_ATTR_EFFECT_CAPITALS))
-        str.MakeUpper();
-
-    wxString toReplace = wxRichTextLineBreakChar;
-    str.Replace(toReplace, wxT(" "));
-
-    wxCoord w, h;
-    dc.GetTextExtent(str, & w, & h, & m_descent);
-    m_size = wxSize(w, dc.GetCharHeight());
+    // Only lay out if we haven't already cached the size
+    if (m_size.x == -1)
+        GetRangeSize(GetRange(), m_size, m_descent, dc, 0, wxPoint(0, 0));
 
     return true;
 }
@@ -4416,18 +4603,34 @@ bool wxRichTextPlainText::GetRangeSize(const wxRichTextRange& range, wxSize& siz
     wxRichTextParagraph* para = wxDynamicCast(GetParent(), wxRichTextParagraph);
     wxASSERT (para != NULL);
 
-    wxTextAttrEx textAttr(para ? para->GetCombinedAttributes(GetAttributes()) : GetAttributes());
+    wxTextAttr textAttr(para ? para->GetCombinedAttributes(GetAttributes()) : GetAttributes());
 
     // Always assume unformatted text, since at this level we have no knowledge
     // of line breaks - and we don't need it, since we'll calculate size within
     // formatted text by doing it in chunks according to the line ranges
 
-    if (textAttr.GetFont().Ok())
-        dc.SetFont(textAttr.GetFont());
+    bool bScript(false);
+    wxFont font(GetBuffer()->GetFontTable().FindFont(textAttr));
+    if (font.Ok())
+    {
+        if ( textAttr.HasTextEffects() && ( (textAttr.GetTextEffects() & wxTEXT_ATTR_EFFECT_SUPERSCRIPT)
+            || (textAttr.GetTextEffects() & wxTEXT_ATTR_EFFECT_SUBSCRIPT) ) )
+        {
+            wxFont textFont = font;
+            double size = static_cast<double>(textFont.GetPointSize()) / wxSCRIPT_MUL_FACTOR;
+            textFont.SetPointSize( static_cast<int>(size) );
+            wxCheckSetFont(dc, textFont);
+            bScript = true;
+        }
+        else
+        {
+            wxCheckSetFont(dc, font);
+        }
+    }
 
     int startPos = range.GetStart() - GetRange().GetStart();
     long len = range.GetLength();
-    
+
     wxString str(m_text);
     wxString toReplace = wxRichTextLineBreakChar;
     str.Replace(toReplace, wxT(" "));
@@ -4468,23 +4671,39 @@ bool wxRichTextPlainText::GetRangeSize(const wxRichTextRange& range, wxSize& siz
             dc.GetTextExtent(stringFragment, & w, & h);
             width += w;
             int absoluteWidth = width + position.x;
+
             bool notFound = true;
             for (int i = 0; i < tabCount && notFound; ++i)
             {
                 nextTabPos = tabArray.Item(i);
-                if (nextTabPos > absoluteWidth)
+
+                // Find the next tab position.
+                // Even if we're at the end of the tab array, we must still process the chunk.
+
+                if (nextTabPos > absoluteWidth || (i == (tabCount - 1)))
                 {
+                    if (nextTabPos <= absoluteWidth)
+                    {
+                        int defaultTabWidth = ((wxRichTextPlainText*) this)->ConvertTenthsMMToPixels(dc, WIDTH_FOR_DEFAULT_TABS);
+                        nextTabPos = absoluteWidth + defaultTabWidth;
+                    }
+
                     notFound = false;
                     width = nextTabPos - position.x;
                 }
             }
         }
     }
+
     dc.GetTextExtent(stringChunk, & w, & h, & descent);
     width += w;
-    size = wxSize(width, dc.GetCharHeight());
 
-    return true;
+    if ( bScript )
+        dc.SetFont(font);
+
+    size = wxSize(width, dc.GetCharHeight());
+
+    return true;
 }
 
 /// Do a split, returning an object containing the second part, and setting
@@ -4492,7 +4711,7 @@ bool wxRichTextPlainText::GetRangeSize(const wxRichTextRange& range, wxSize& siz
 wxRichTextObject* wxRichTextPlainText::DoSplit(long pos)
 {
     long index = pos - GetRange().GetStart();
-    
+
     if (index < 0 || index >= (int) m_text.length())
         return NULL;
 
@@ -4506,7 +4725,7 @@ wxRichTextObject* wxRichTextPlainText::DoSplit(long pos)
 
     newObject->SetRange(wxRichTextRange(pos, GetRange().GetEnd()));
     GetRange().SetEnd(pos-1);
-    
+
     return newObject;
 }
 
@@ -4567,6 +4786,7 @@ bool wxRichTextPlainText::Merge(wxRichTextObject* object)
     if (textObject)
     {
         m_text += textObject->GetText();
+        wxRichTextApplyStyle(m_attributes, textObject->GetAttributes());
         return true;
     }
     else
@@ -4635,7 +4855,7 @@ wxRichTextBuffer::~wxRichTextBuffer()
 void wxRichTextBuffer::ResetAndClearCommands()
 {
     Reset();
-    
+
     GetCommandProcessor()->ClearCommands();
 
     Modify(false);
@@ -4684,10 +4904,10 @@ bool wxRichTextBuffer::InsertParagraphsWithUndo(long pos, const wxRichTextParagr
 {
     wxRichTextAction* action = new wxRichTextAction(NULL, _("Insert Text"), wxRICHTEXT_INSERT, this, ctrl, false);
 
-    wxTextAttrEx attr(GetDefaultStyle());
+    wxTextAttr attr(GetDefaultStyle());
 
-    wxTextAttrEx* p = NULL;
-    wxTextAttrEx paraAttr;
+    wxTextAttr* p = NULL;
+    wxTextAttr paraAttr;
     if (flags & wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE)
     {
         paraAttr = GetStyleForNewParagraph(pos);
@@ -4699,21 +4919,14 @@ bool wxRichTextBuffer::InsertParagraphsWithUndo(long pos, const wxRichTextParagr
 
     action->GetNewParagraphs() = paragraphs;
 
-    if (p)
-    {
-        wxRichTextObjectList::compatibility_iterator node = m_children.GetLast();
-        while (node)
-        {
-            wxRichTextParagraph* obj = (wxRichTextParagraph*) node->GetData();
-            obj->SetAttributes(*p);
-            node = node->GetPrevious();
-        }
-    }
-
     action->SetPosition(pos);
 
+    wxRichTextRange range = wxRichTextRange(pos, pos + paragraphs.GetRange().GetEnd() - 1);
+    if (!paragraphs.GetPartialParagraph())
+        range.SetEnd(range.GetEnd()+1);
+
     // Set the range we'll need to delete in Undo
-    action->SetRange(wxRichTextRange(pos, pos + paragraphs.GetRange().GetEnd() - 1));
+    action->SetRange(range);
 
     SubmitAction(action);
 
@@ -4725,11 +4938,12 @@ bool wxRichTextBuffer::InsertTextWithUndo(long pos, const wxString& text, wxRich
 {
     wxRichTextAction* action = new wxRichTextAction(NULL, _("Insert Text"), wxRICHTEXT_INSERT, this, ctrl, false);
 
-    wxTextAttrEx* p = NULL;
-    wxTextAttrEx paraAttr;
+    wxTextAttr* p = NULL;
+    wxTextAttr paraAttr;
     if (flags & wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE)
     {
-        paraAttr = GetStyleForNewParagraph(pos);
+        // Get appropriate paragraph style
+        paraAttr = GetStyleForNewParagraph(pos, false, false);
         if (!paraAttr.IsDefault())
             p = & paraAttr;
     }
@@ -4744,6 +4958,8 @@ bool wxRichTextBuffer::InsertTextWithUndo(long pos, const wxString& text, wxRich
         length --;
         action->GetNewParagraphs().SetPartialParagraph(true);
     }
+    else if (text.length() > 0 && text.Last() == wxT('\n'))
+        length --;
 
     action->SetPosition(pos);
 
@@ -4760,28 +4976,62 @@ bool wxRichTextBuffer::InsertNewlineWithUndo(long pos, wxRichTextCtrl* ctrl, int
 {
     wxRichTextAction* action = new wxRichTextAction(NULL, _("Insert Text"), wxRICHTEXT_INSERT, this, ctrl, false);
 
-    wxTextAttrEx* p = NULL;
-    wxTextAttrEx paraAttr;
+    wxTextAttr* p = NULL;
+    wxTextAttr paraAttr;
     if (flags & wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE)
     {
-        paraAttr = GetStyleForNewParagraph(pos);
+        paraAttr = GetStyleForNewParagraph(pos, false, true /* look for next paragraph style */);
         if (!paraAttr.IsDefault())
             p = & paraAttr;
     }
 
-    wxTextAttrEx attr(GetDefaultStyle());
+    wxTextAttr attr(GetDefaultStyle());
 
     wxRichTextParagraph* newPara = new wxRichTextParagraph(wxEmptyString, this, & attr);
     action->GetNewParagraphs().AppendChild(newPara);
     action->GetNewParagraphs().UpdateRanges();
     action->GetNewParagraphs().SetPartialParagraph(false);
-    action->SetPosition(pos);
+    wxRichTextParagraph* para = GetParagraphAtPosition(pos, false);
+    long pos1 = pos;
 
     if (p)
         newPara->SetAttributes(*p);
 
+    if (flags & wxRICHTEXT_INSERT_INTERACTIVE)
+    {
+        if (para && para->GetRange().GetEnd() == pos)
+            pos1 ++;
+        if (newPara->GetAttributes().HasBulletNumber())
+            newPara->GetAttributes().SetBulletNumber(newPara->GetAttributes().GetBulletNumber()+1);
+    }
+
+    action->SetPosition(pos);
+
+    // Use the default character style
+    // Use the default character style
+    if (!GetDefaultStyle().IsDefault() && newPara->GetChildren().GetFirst())
+    {
+        // Check whether the default style merely reflects the paragraph/basic style,
+        // in which case don't apply it.
+        wxTextAttrEx defaultStyle(GetDefaultStyle());
+        wxTextAttrEx toApply;
+        if (para)
+        {
+            wxRichTextAttr combinedAttr = para->GetCombinedAttributes();
+            wxTextAttrEx newAttr;
+            // This filters out attributes that are accounted for by the current
+            // paragraph/basic style
+            wxRichTextApplyStyle(toApply, defaultStyle, & combinedAttr);
+        }
+        else
+            toApply = defaultStyle;
+
+        if (!toApply.IsDefault())
+            newPara->GetChildren().GetFirst()->GetData()->SetAttributes(toApply);
+    }
+
     // Set the range we'll need to delete in Undo
-    action->SetRange(wxRichTextRange(pos, pos));
+    action->SetRange(wxRichTextRange(pos1, pos1));
 
     SubmitAction(action);
 
@@ -4793,8 +5043,8 @@ bool wxRichTextBuffer::InsertImageWithUndo(long pos, const wxRichTextImageBlock&
 {
     wxRichTextAction* action = new wxRichTextAction(NULL, _("Insert Image"), wxRICHTEXT_INSERT, this, ctrl, false);
 
-    wxTextAttrEx* p = NULL;
-    wxTextAttrEx paraAttr;
+    wxTextAttr* p = NULL;
+    wxTextAttr paraAttr;
     if (flags & wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE)
     {
         paraAttr = GetStyleForNewParagraph(pos);
@@ -4802,7 +5052,7 @@ bool wxRichTextBuffer::InsertImageWithUndo(long pos, const wxRichTextImageBlock&
             p = & paraAttr;
     }
 
-    wxTextAttrEx attr(GetDefaultStyle());
+    wxTextAttr attr(GetDefaultStyle());
 
     wxRichTextParagraph* newPara = new wxRichTextParagraph(this, & attr);
     if (p)
@@ -4828,35 +5078,36 @@ bool wxRichTextBuffer::InsertImageWithUndo(long pos, const wxRichTextImageBlock&
 /// Get the style that is appropriate for a new paragraph at this position.
 /// If the previous paragraph has a paragraph style name, look up the next-paragraph
 /// style.
-wxRichTextAttr wxRichTextBuffer::GetStyleForNewParagraph(long pos, bool caretPosition) const
+wxTextAttr wxRichTextBuffer::GetStyleForNewParagraph(long pos, bool caretPosition, bool lookUpNewParaStyle) const
 {
     wxRichTextParagraph* para = GetParagraphAtPosition(pos, caretPosition);
     if (para)
     {
-        wxRichTextAttr attr;
+        wxTextAttr attr;
         bool foundAttributes = false;
-        
+
         // Look for a matching paragraph style
-        if (!para->GetAttributes().GetParagraphStyleName().IsEmpty() && GetStyleSheet())
+        if (lookUpNewParaStyle && !para->GetAttributes().GetParagraphStyleName().IsEmpty() && GetStyleSheet())
         {
             wxRichTextParagraphStyleDefinition* paraDef = GetStyleSheet()->FindParagraphStyle(para->GetAttributes().GetParagraphStyleName());
             if (paraDef)
             {
-                if (!paraDef->GetNextStyle().IsEmpty())
+                // If we're not at the end of the paragraph, then we apply THIS style, and not the designated next style.
+                if (para->GetRange().GetEnd() == pos && !paraDef->GetNextStyle().IsEmpty())
                 {
                     wxRichTextParagraphStyleDefinition* nextParaDef = GetStyleSheet()->FindParagraphStyle(paraDef->GetNextStyle());
                     if (nextParaDef)
                     {
                         foundAttributes = true;
-                        attr = nextParaDef->GetStyle();
+                        attr = nextParaDef->GetStyleMergedWithBase(GetStyleSheet());
                     }
                 }
-                
+
                 // If we didn't find the 'next style', use this style instead.
                 if (!foundAttributes)
                 {
                     foundAttributes = true;
-                    attr = paraDef->GetStyle();
+                    attr = paraDef->GetStyleMergedWithBase(GetStyleSheet());
                 }
             }
         }
@@ -4871,19 +5122,19 @@ wxRichTextAttr wxRichTextBuffer::GetStyleForNewParagraph(long pos, bool caretPos
                     (~ wxTEXT_ATTR_BACKGROUND_COLOUR) );
             attr.SetFlags(flags);
         }
-        
+
         // Now see if we need to number the paragraph.
         if (attr.HasBulletStyle())
         {
-            wxRichTextAttr numberingAttr;
+            wxTextAttr numberingAttr;
             if (FindNextParagraphNumber(para, numberingAttr))
-                wxRichTextApplyStyle(attr, (const wxRichTextAttr&) numberingAttr);
+                wxRichTextApplyStyle(attr, (const wxTextAttr&) numberingAttr);
         }
 
         return attr;
     }
     else
-        return wxRichTextAttr();
+        return wxTextAttr();
 }
 
 /// Submit command to delete this range
@@ -4899,22 +5150,18 @@ bool wxRichTextBuffer::DeleteRangeWithUndo(const wxRichTextRange& range, wxRichT
     // Copy the fragment that we'll need to restore in Undo
     CopyFragment(range, action->GetOldParagraphs());
 
-    // Special case: if there is only one (non-partial) paragraph,
-    // we must save the *next* paragraph's style, because that
-    // is the style we must apply when inserting the content back
-    // when undoing the delete. (This is because we're merging the
-    // paragraph with the previous paragraph and throwing away
-    // the style, and we need to restore it.)
-    if (!action->GetOldParagraphs().GetPartialParagraph() && action->GetOldParagraphs().GetChildCount() == 1)
+    // See if we're deleting a paragraph marker, in which case we need to
+    // make a note not to copy the attributes from the 2nd paragraph to the 1st.
+    if (range.GetStart() == range.GetEnd())
     {
-        wxRichTextParagraph* lastPara = GetParagraphAtPosition(range.GetStart());
-        if (lastPara)
+        wxRichTextParagraph* para = GetParagraphAtPosition(range.GetStart());
+        if (para && para->GetRange().GetEnd() == range.GetEnd())
         {
-            wxRichTextParagraph* nextPara = GetParagraphAtPosition(range.GetEnd()+1);
-            if (nextPara)
+            wxRichTextParagraph* nextPara = GetParagraphAtPosition(range.GetStart()+1);
+            if (nextPara && nextPara != para)
             {
-                wxRichTextParagraph* para = (wxRichTextParagraph*) action->GetOldParagraphs().GetChild(0);
-                para->SetAttributes(nextPara->GetAttributes());
+                action->GetOldParagraphs().GetChildren().GetFirst()->GetData()->SetAttributes(nextPara->GetAttributes());
+                action->GetOldParagraphs().GetAttributes().SetFlags(action->GetOldParagraphs().GetAttributes().GetFlags() | wxTEXT_ATTR_KEEP_FIRST_PARA_STYLE);
             }
         }
     }
@@ -4932,7 +5179,7 @@ bool wxRichTextBuffer::BeginBatchUndo(const wxString& cmdName)
         wxASSERT(m_batchedCommand == NULL);
         if (m_batchedCommand)
         {
-            GetCommandProcessor()->Submit(m_batchedCommand);
+            GetCommandProcessor()->Store(m_batchedCommand);
         }
         m_batchedCommand = new wxRichTextCommand(cmdName);
     }
@@ -4952,7 +5199,7 @@ bool wxRichTextBuffer::EndBatchUndo()
 
     if (m_batchedCommandDepth == 0)
     {
-        GetCommandProcessor()->Submit(m_batchedCommand);
+        GetCommandProcessor()->Store(m_batchedCommand);
         m_batchedCommand = NULL;
     }
 
@@ -4963,7 +5210,15 @@ bool wxRichTextBuffer::EndBatchUndo()
 bool wxRichTextBuffer::SubmitAction(wxRichTextAction* action)
 {
     if (BatchingUndo() && m_batchedCommand && !SuppressingUndo())
+    {
+        wxRichTextCommand* cmd = new wxRichTextCommand(action->GetName());
+        cmd->AddAction(action);
+        cmd->Do();
+        cmd->GetActions().Clear();
+        delete cmd;
+
         m_batchedCommand->AddAction(action);
+    }
     else
     {
         wxRichTextCommand* cmd = new wxRichTextCommand(action->GetName());
@@ -4993,12 +5248,12 @@ bool wxRichTextBuffer::EndSuppressUndo()
 }
 
 /// Begin using a style
-bool wxRichTextBuffer::BeginStyle(const wxTextAttrEx& style)
+bool wxRichTextBuffer::BeginStyle(const wxTextAttr& style)
 {
-    wxTextAttrEx newStyle(GetDefaultStyle());
+    wxTextAttr newStyle(GetDefaultStyle());
 
     // Save the old default style
-    m_attributeStack.Append((wxObject*) new wxTextAttrEx(GetDefaultStyle()));
+    m_attributeStack.Append((wxObject*) new wxTextAttr(GetDefaultStyle()));
 
     wxRichTextApplyStyle(newStyle, style);
     newStyle.SetFlags(style.GetFlags()|newStyle.GetFlags());
@@ -5020,7 +5275,7 @@ bool wxRichTextBuffer::EndStyle()
     }
 
     wxList::compatibility_iterator node = m_attributeStack.GetLast();
-    wxTextAttrEx* attr = (wxTextAttrEx*)node->GetData();
+    wxTextAttr* attr = (wxTextAttr*)node->GetData();
     m_attributeStack.Erase(node);
 
     SetDefaultStyle(*attr);
@@ -5041,18 +5296,15 @@ bool wxRichTextBuffer::EndAllStyles()
 void wxRichTextBuffer::ClearStyleStack()
 {
     for (wxList::compatibility_iterator node = m_attributeStack.GetFirst(); node; node = node->GetNext())
-        delete (wxTextAttrEx*) node->GetData();
+        delete (wxTextAttr*) node->GetData();
     m_attributeStack.Clear();
 }
 
 /// Begin using bold
 bool wxRichTextBuffer::BeginBold()
 {
-    wxFont font(GetBasicStyle().GetFont());
-    font.SetWeight(wxBOLD);
-
-    wxTextAttrEx attr;
-    attr.SetFont(font,wxTEXT_ATTR_FONT_WEIGHT);
+    wxTextAttr attr;
+    attr.SetFontWeight(wxBOLD);
 
     return BeginStyle(attr);
 }
@@ -5060,11 +5312,8 @@ bool wxRichTextBuffer::BeginBold()
 /// Begin using italic
 bool wxRichTextBuffer::BeginItalic()
 {
-    wxFont font(GetBasicStyle().GetFont());
-    font.SetStyle(wxITALIC);
-
-    wxTextAttrEx attr;
-    attr.SetFont(font, wxTEXT_ATTR_FONT_ITALIC);
+    wxTextAttr attr;
+    attr.SetFontStyle(wxITALIC);
 
     return BeginStyle(attr);
 }
@@ -5072,11 +5321,8 @@ bool wxRichTextBuffer::BeginItalic()
 /// Begin using underline
 bool wxRichTextBuffer::BeginUnderline()
 {
-    wxFont font(GetBasicStyle().GetFont());
-    font.SetUnderlined(true);
-
-    wxTextAttrEx attr;
-    attr.SetFont(font, wxTEXT_ATTR_FONT_UNDERLINE);
+    wxTextAttr attr;
+    attr.SetFontUnderlined(true);
 
     return BeginStyle(attr);
 }
@@ -5084,11 +5330,8 @@ bool wxRichTextBuffer::BeginUnderline()
 /// Begin using point size
 bool wxRichTextBuffer::BeginFontSize(int pointSize)
 {
-    wxFont font(GetBasicStyle().GetFont());
-    font.SetPointSize(pointSize);
-
-    wxTextAttrEx attr;
-    attr.SetFont(font, wxTEXT_ATTR_FONT_SIZE);
+    wxTextAttr attr;
+    attr.SetFontSize(pointSize);
 
     return BeginStyle(attr);
 }
@@ -5096,8 +5339,7 @@ bool wxRichTextBuffer::BeginFontSize(int pointSize)
 /// Begin using this font
 bool wxRichTextBuffer::BeginFont(const wxFont& font)
 {
-    wxTextAttrEx attr;
-    attr.SetFlags(wxTEXT_ATTR_FONT);
+    wxTextAttr attr;
     attr.SetFont(font);
 
     return BeginStyle(attr);
@@ -5106,7 +5348,7 @@ bool wxRichTextBuffer::BeginFont(const wxFont& font)
 /// Begin using this colour
 bool wxRichTextBuffer::BeginTextColour(const wxColour& colour)
 {
-    wxTextAttrEx attr;
+    wxTextAttr attr;
     attr.SetFlags(wxTEXT_ATTR_TEXT_COLOUR);
     attr.SetTextColour(colour);
 
@@ -5116,7 +5358,7 @@ bool wxRichTextBuffer::BeginTextColour(const wxColour& colour)
 /// Begin using alignment
 bool wxRichTextBuffer::BeginAlignment(wxTextAttrAlignment alignment)
 {
-    wxTextAttrEx attr;
+    wxTextAttr attr;
     attr.SetFlags(wxTEXT_ATTR_ALIGNMENT);
     attr.SetAlignment(alignment);
 
@@ -5126,7 +5368,7 @@ bool wxRichTextBuffer::BeginAlignment(wxTextAttrAlignment alignment)
 /// Begin left indent
 bool wxRichTextBuffer::BeginLeftIndent(int leftIndent, int leftSubIndent)
 {
-    wxTextAttrEx attr;
+    wxTextAttr attr;
     attr.SetFlags(wxTEXT_ATTR_LEFT_INDENT);
     attr.SetLeftIndent(leftIndent, leftSubIndent);
 
@@ -5136,7 +5378,7 @@ bool wxRichTextBuffer::BeginLeftIndent(int leftIndent, int leftSubIndent)
 /// Begin right indent
 bool wxRichTextBuffer::BeginRightIndent(int rightIndent)
 {
-    wxTextAttrEx attr;
+    wxTextAttr attr;
     attr.SetFlags(wxTEXT_ATTR_RIGHT_INDENT);
     attr.SetRightIndent(rightIndent);
 
@@ -5152,7 +5394,7 @@ bool wxRichTextBuffer::BeginParagraphSpacing(int before, int after)
     if (after != 0)
         flags |= wxTEXT_ATTR_PARA_SPACING_AFTER;
 
-    wxTextAttrEx attr;
+    wxTextAttr attr;
     attr.SetFlags(flags);
     attr.SetParagraphSpacingBefore(before);
     attr.SetParagraphSpacingAfter(after);
@@ -5163,7 +5405,7 @@ bool wxRichTextBuffer::BeginParagraphSpacing(int before, int after)
 /// Begin line spacing
 bool wxRichTextBuffer::BeginLineSpacing(int lineSpacing)
 {
-    wxTextAttrEx attr;
+    wxTextAttr attr;
     attr.SetFlags(wxTEXT_ATTR_LINE_SPACING);
     attr.SetLineSpacing(lineSpacing);
 
@@ -5173,7 +5415,7 @@ bool wxRichTextBuffer::BeginLineSpacing(int lineSpacing)
 /// Begin numbered bullet
 bool wxRichTextBuffer::BeginNumberedBullet(int bulletNumber, int leftIndent, int leftSubIndent, int bulletStyle)
 {
-    wxTextAttrEx attr;
+    wxTextAttr attr;
     attr.SetFlags(wxTEXT_ATTR_BULLET_STYLE|wxTEXT_ATTR_LEFT_INDENT);
     attr.SetBulletStyle(bulletStyle);
     attr.SetBulletNumber(bulletNumber);
@@ -5185,7 +5427,7 @@ bool wxRichTextBuffer::BeginNumberedBullet(int bulletNumber, int leftIndent, int
 /// Begin symbol bullet
 bool wxRichTextBuffer::BeginSymbolBullet(const wxString& symbol, int leftIndent, int leftSubIndent, int bulletStyle)
 {
-    wxTextAttrEx attr;
+    wxTextAttr attr;
     attr.SetFlags(wxTEXT_ATTR_BULLET_STYLE|wxTEXT_ATTR_LEFT_INDENT);
     attr.SetBulletStyle(bulletStyle);
     attr.SetLeftIndent(leftIndent, leftSubIndent);
@@ -5197,7 +5439,7 @@ bool wxRichTextBuffer::BeginSymbolBullet(const wxString& symbol, int leftIndent,
 /// Begin standard bullet
 bool wxRichTextBuffer::BeginStandardBullet(const wxString& bulletName, int leftIndent, int leftSubIndent, int bulletStyle)
 {
-    wxTextAttrEx attr;
+    wxTextAttr attr;
     attr.SetFlags(wxTEXT_ATTR_BULLET_STYLE|wxTEXT_ATTR_LEFT_INDENT);
     attr.SetBulletStyle(bulletStyle);
     attr.SetLeftIndent(leftIndent, leftSubIndent);
@@ -5214,7 +5456,7 @@ bool wxRichTextBuffer::BeginCharacterStyle(const wxString& characterStyle)
         wxRichTextCharacterStyleDefinition* def = GetStyleSheet()->FindCharacterStyle(characterStyle);
         if (def)
         {
-            wxTextAttrEx attr = def->GetStyle();
+            wxTextAttr attr = def->GetStyleMergedWithBase(GetStyleSheet());
             return BeginStyle(attr);
         }
     }
@@ -5229,7 +5471,7 @@ bool wxRichTextBuffer::BeginParagraphStyle(const wxString& paragraphStyle)
         wxRichTextParagraphStyleDefinition* def = GetStyleSheet()->FindParagraphStyle(paragraphStyle);
         if (def)
         {
-            wxTextAttrEx attr = def->GetStyle();
+            wxTextAttr attr = def->GetStyleMergedWithBase(GetStyleSheet());
             return BeginStyle(attr);
         }
     }
@@ -5244,7 +5486,7 @@ bool wxRichTextBuffer::BeginListStyle(const wxString& listStyle, int level, int
         wxRichTextListStyleDefinition* def = GetStyleSheet()->FindListStyle(listStyle);
         if (def)
         {
-            wxTextAttrEx attr(def->GetCombinedStyleForLevel(level));
+            wxTextAttr attr(def->GetCombinedStyleForLevel(level));
 
             attr.SetBulletNumber(number);
 
@@ -5257,14 +5499,14 @@ bool wxRichTextBuffer::BeginListStyle(const wxString& listStyle, int level, int
 /// Begin URL
 bool wxRichTextBuffer::BeginURL(const wxString& url, const wxString& characterStyle)
 {
-    wxTextAttrEx attr;
+    wxTextAttr attr;
 
     if (!characterStyle.IsEmpty() && GetStyleSheet())
     {
         wxRichTextCharacterStyleDefinition* def = GetStyleSheet()->FindCharacterStyle(characterStyle);
         if (def)
         {
-            attr = def->GetStyle();
+            attr = def->GetStyleMergedWithBase(GetStyleSheet());
         }
     }
     attr.SetURL(url);
@@ -5427,7 +5669,7 @@ bool wxRichTextBuffer::LoadFile(const wxString& filename, int type)
     wxRichTextFileHandler* handler = FindHandlerFilenameOrType(filename, type);
     if (handler)
     {
-        SetDefaultStyle(wxTextAttrEx());
+        SetDefaultStyle(wxTextAttr());
         handler->SetFlags(GetHandlerFlags());
         bool success = handler->LoadFile(this, filename);
         Invalidate(wxRICHTEXT_ALL);
@@ -5456,7 +5698,7 @@ bool wxRichTextBuffer::LoadFile(wxInputStream& stream, int type)
     wxRichTextFileHandler* handler = FindHandler(type);
     if (handler)
     {
-        SetDefaultStyle(wxTextAttrEx());
+        SetDefaultStyle(wxTextAttr());
         handler->SetFlags(GetHandlerFlags());
         bool success = handler->LoadFile(this, stream);
         Invalidate(wxRICHTEXT_ALL);
@@ -5542,6 +5784,8 @@ bool wxRichTextBuffer::PasteFromClipboard(long position)
                 if (richTextBuffer)
                 {
                     InsertParagraphsWithUndo(position+1, *richTextBuffer, GetRichTextCtrl(), wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE);
+                    if (GetRichTextCtrl())
+                        GetRichTextCtrl()->ShowPosition(position + richTextBuffer->GetRange().GetEnd());
                     delete richTextBuffer;
                 }
             }
@@ -5550,9 +5794,23 @@ bool wxRichTextBuffer::PasteFromClipboard(long position)
                 wxTextDataObject data;
                 wxTheClipboard->GetData(data);
                 wxString text(data.GetText());
-                text.Replace(_T("\r\n"), _T("\n"));
+#ifdef __WXMSW__
+                wxString text2;
+                text2.Alloc(text.Length()+1);
+                size_t i;
+                for (i = 0; i < text.Length(); i++)
+                {
+                    wxChar ch = text[i];
+                    if (ch != wxT('\r'))
+                        text2 += ch;
+                }
+#else
+                wxString text2 = text;
+#endif
+                InsertTextWithUndo(position+1, text2, GetRichTextCtrl());
 
-                InsertTextWithUndo(position+1, text, GetRichTextCtrl());
+                if (GetRichTextCtrl())
+                    GetRichTextCtrl()->ShowPosition(position + text2.Length());
 
                 success = true;
             }
@@ -5636,7 +5894,7 @@ bool wxRichTextBuffer::RemoveEventHandler(wxEvtHandler* handler, bool deleteHand
         m_eventHandlers.Erase(node);
         if (deleteHandler)
             delete handler;
-        
+
         return true;
     }
     else
@@ -5671,17 +5929,17 @@ bool wxRichTextBuffer::SendEvent(wxEvent& event, bool sendToAll)
 bool wxRichTextBuffer::SetStyleSheetAndNotify(wxRichTextStyleSheet* sheet)
 {
     wxRichTextStyleSheet* oldSheet = GetStyleSheet();
-    
+
     wxWindowID id = wxID_ANY;
     if (GetRichTextCtrl())
         id = GetRichTextCtrl()->GetId();
-    
+
     wxRichTextEvent event(wxEVT_COMMAND_RICHTEXT_STYLESHEET_REPLACING, id);
     event.SetEventObject(GetRichTextCtrl());
     event.SetOldStyleSheet(oldSheet);
     event.SetNewStyleSheet(sheet);
     event.Allow();
-    
+
     if (SendEvent(event) && !event.IsAllowed())
     {
         if (sheet != oldSheet)
@@ -5710,48 +5968,50 @@ void wxRichTextBuffer::SetRenderer(wxRichTextRenderer* renderer)
     sm_renderer = renderer;
 }
 
-bool wxRichTextStdRenderer::DrawStandardBullet(wxRichTextParagraph* paragraph, wxDC& dc, const wxTextAttrEx& bulletAttr, const wxRect& rect)
+bool wxRichTextStdRenderer::DrawStandardBullet(wxRichTextParagraph* paragraph, wxDC& dc, const wxTextAttr& bulletAttr, const wxRect& rect)
 {
     if (bulletAttr.GetTextColour().Ok())
     {
-        dc.SetPen(wxPen(bulletAttr.GetTextColour()));
-        dc.SetBrush(wxBrush(bulletAttr.GetTextColour()));
+        wxCheckSetPen(dc, wxPen(bulletAttr.GetTextColour()));
+        wxCheckSetBrush(dc, wxBrush(bulletAttr.GetTextColour()));
     }
     else
     {
-        dc.SetPen(*wxBLACK_PEN);
-        dc.SetBrush(*wxBLACK_BRUSH);
+        wxCheckSetPen(dc, *wxBLACK_PEN);
+        wxCheckSetBrush(dc, *wxBLACK_BRUSH);
     }
 
     wxFont font;
-    if (bulletAttr.GetFont().Ok())
-        font = bulletAttr.GetFont();
+    if (bulletAttr.HasFont())
+    {
+        font = paragraph->GetBuffer()->GetFontTable().FindFont(bulletAttr);
+    }
     else
         font = (*wxNORMAL_FONT);
 
-    dc.SetFont(font);
+    wxCheckSetFont(dc, font);
 
     int charHeight = dc.GetCharHeight();
-                
+
     int bulletWidth = (int) (((float) charHeight) * wxRichTextBuffer::GetBulletProportion());
     int bulletHeight = bulletWidth;
 
     int x = rect.x;
-    
+
     // Calculate the top position of the character (as opposed to the whole line height)
     int y = rect.y + (rect.height - charHeight);
-    
+
     // Calculate where the bullet should be positioned
     y = y + (charHeight+1)/2 - (bulletHeight+1)/2;
-                
+
     // The margin between a bullet and text.
     int margin = paragraph->ConvertTenthsMMToPixels(dc, wxRichTextBuffer::GetBulletRightMargin());
-                
+
     if (bulletAttr.GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_ALIGN_RIGHT)
         x = rect.x + rect.width - bulletWidth - margin;
     else if (bulletAttr.GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_ALIGN_CENTRE)
         x = x + (rect.width)/2 - bulletWidth/2;
-                
+
     if (bulletAttr.GetBulletName() == wxT("standard/square"))
     {
         dc.DrawRectangle(x, y, bulletWidth, bulletHeight);
@@ -5763,7 +6023,7 @@ bool wxRichTextStdRenderer::DrawStandardBullet(wxRichTextParagraph* paragraph, w
         pts[1].x = x + bulletWidth/2;   pts[1].y = y;
         pts[2].x = x + bulletWidth;     pts[2].y = y + bulletHeight/2;
         pts[3].x = x + bulletWidth/2;   pts[3].y = y + bulletHeight;
-                    
+
         dc.DrawPolygon(4, pts);
     }
     else if (bulletAttr.GetBulletName() == wxT("standard/triangle"))
@@ -5772,39 +6032,43 @@ bool wxRichTextStdRenderer::DrawStandardBullet(wxRichTextParagraph* paragraph, w
         pts[0].x = x;                   pts[0].y = y;
         pts[1].x = x + bulletWidth;     pts[1].y = y + bulletHeight/2;
         pts[2].x = x;                   pts[2].y = y + bulletHeight;
-                    
+
         dc.DrawPolygon(3, pts);
     }
     else // "standard/circle", and catch-all
     {
         dc.DrawEllipse(x, y, bulletWidth, bulletHeight);
-    }                
- 
+    }
+
     return true;
 }
 
-bool wxRichTextStdRenderer::DrawTextBullet(wxRichTextParagraph* paragraph, wxDC& dc, const wxTextAttrEx& attr, const wxRect& rect, const wxString& text)
+bool wxRichTextStdRenderer::DrawTextBullet(wxRichTextParagraph* paragraph, wxDC& dc, const wxTextAttr& attr, const wxRect& rect, const wxString& text)
 {
     if (!text.empty())
     {
         wxFont font;
-        if ((attr.GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_SYMBOL) && !attr.GetBulletFont().IsEmpty() && attr.GetFont().Ok())
-        {
-            font = (*wxTheFontList->FindOrCreateFont(attr.GetFont().GetPointSize(), attr.GetFont().GetFamily(),
-                        attr.GetFont().GetStyle(), attr.GetFont().GetWeight(), attr.GetFont().GetUnderlined(),
-                        attr.GetBulletFont()));
-        }
-        else if (attr.GetFont().Ok())
-            font = attr.GetFont();
+        if ((attr.GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_SYMBOL) && !attr.GetBulletFont().IsEmpty() && attr.HasFont())
+        {
+            wxTextAttr fontAttr;
+            fontAttr.SetFontSize(attr.GetFontSize());
+            fontAttr.SetFontStyle(attr.GetFontStyle());
+            fontAttr.SetFontWeight(attr.GetFontWeight());
+            fontAttr.SetFontUnderlined(attr.GetFontUnderlined());
+            fontAttr.SetFontFaceName(attr.GetBulletFont());
+            font = paragraph->GetBuffer()->GetFontTable().FindFont(fontAttr);
+        }
+        else if (attr.HasFont())
+            font = paragraph->GetBuffer()->GetFontTable().FindFont(attr);
         else
             font = (*wxNORMAL_FONT);
 
-        dc.SetFont(font);
+        wxCheckSetFont(dc, font);
 
         if (attr.GetTextColour().Ok())
             dc.SetTextForeground(attr.GetTextColour());
 
-        dc.SetBackgroundMode(wxTRANSPARENT);
+        dc.SetBackgroundMode(wxBRUSHSTYLE_TRANSPARENT);
 
         int charHeight = dc.GetCharHeight();
         wxCoord tw, th;
@@ -5813,25 +6077,25 @@ bool wxRichTextStdRenderer::DrawTextBullet(wxRichTextParagraph* paragraph, wxDC&
         int x = rect.x;
 
         // Calculate the top position of the character (as opposed to the whole line height)
-        int y = rect.y + (rect.height - charHeight);    
+        int y = rect.y + (rect.height - charHeight);
 
         // The margin between a bullet and text.
         int margin = paragraph->ConvertTenthsMMToPixels(dc, wxRichTextBuffer::GetBulletRightMargin());
-                
+
         if (attr.GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_ALIGN_RIGHT)
             x = (rect.x + rect.width) - tw - margin;
         else if (attr.GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_ALIGN_CENTRE)
             x = x + (rect.width)/2 - tw/2;
 
         dc.DrawText(text, x, y);
-        
+
         return true;
     }
     else
         return false;
 }
 
-bool wxRichTextStdRenderer::DrawBitmapBullet(wxRichTextParagraph* WXUNUSED(paragraph), wxDC& WXUNUSED(dc), const wxTextAttrEx& WXUNUSED(attr), const wxRect& WXUNUSED(rect))
+bool wxRichTextStdRenderer::DrawBitmapBullet(wxRichTextParagraph* WXUNUSED(paragraph), wxDC& WXUNUSED(dc), const wxTextAttr& WXUNUSED(attr), const wxRect& WXUNUSED(rect))
 {
     // Currently unimplemented. The intention is to store bitmaps by name in a media store associated
     // with the buffer. The store will allow retrieval from memory, disk or other means.
@@ -5864,7 +6128,7 @@ public:
         wxRichTextBuffer::InitStandardHandlers();
         wxRichTextParagraph::InitDefaultTabs();
         return true;
-    };
+    }
     void OnExit()
     {
         wxRichTextBuffer::CleanUpHandlers();
@@ -5872,7 +6136,7 @@ public:
         wxRichTextParagraph::ClearDefaultTabs();
         wxRichTextCtrl::ClearAvailableFontNames();
         wxRichTextBuffer::SetRenderer(NULL);
-    };
+    }
 };
 
 IMPLEMENT_DYNAMIC_CLASS(wxRichTextModule, wxModule)
@@ -5991,8 +6255,8 @@ bool wxRichTextAction::Do()
                 wxSize clientSize = m_ctrl->GetClientSize();
                 wxPoint firstVisiblePt = m_ctrl->GetFirstVisiblePoint();
                 int lastY = firstVisiblePt.y + clientSize.y;
-                
-                wxRichTextParagraph* para = m_buffer->GetParagraphAtPosition(GetPosition());
+
+                wxRichTextParagraph* para = m_buffer->GetParagraphAtPosition(GetRange().GetStart());
                 wxRichTextObjectList::compatibility_iterator node = m_buffer->GetChildren().Find(para);
                 while (node)
                 {
@@ -6003,14 +6267,14 @@ bool wxRichTextAction::Do()
                         wxRichTextLine* line = node2->GetData();
                         wxPoint pt = line->GetAbsolutePosition();
                         wxRichTextRange range = line->GetAbsoluteRange();
-                        
+
                         if (pt.y > lastY)
                         {
                             node2 = wxRichTextLineList::compatibility_iterator();
                             node = wxRichTextObjectList::compatibility_iterator();
                         }
                         else if (range.GetStart() > GetPosition() && pt.y >= firstVisiblePt.y)
-                        {                    
+                        {
                             optimizationLineCharPositions.Add(range.GetStart());
                             optimizationLineYPositions.Add(pt.y);
                         }
@@ -6018,16 +6282,16 @@ bool wxRichTextAction::Do()
                         if (node2)
                             node2 = node2->GetNext();
                     }
-                
+
                     if (node)
                         node = node->GetNext();
                 }
-            }            
+            }
 #endif
 
-            m_buffer->InsertFragment(GetPosition(), m_newParagraphs);
+            m_buffer->InsertFragment(GetRange().GetStart(), m_newParagraphs);
             m_buffer->UpdateRanges();
-            m_buffer->Invalidate(GetRange());
+            m_buffer->Invalidate(wxRichTextRange(GetRange().GetStart()-1, GetRange().GetEnd()));
 
             long newCaretPosition = GetPosition() + m_newParagraphs.GetRange().GetLength();
 
@@ -6037,21 +6301,28 @@ bool wxRichTextAction::Do()
             // Don't take into account the last newline
             if (m_newParagraphs.GetPartialParagraph())
                 newCaretPosition --;
+            else
+                if (m_newParagraphs.GetChildren().GetCount() > 1)
+                {
+                    wxRichTextObject* p = (wxRichTextObject*) m_newParagraphs.GetChildren().GetLast()->GetData();
+                    if (p->GetRange().GetLength() == 1)
+                        newCaretPosition --;
+                }
 
-            newCaretPosition = wxMin(newCaretPosition, (m_buffer->GetRange().GetEnd()-1));            
+            newCaretPosition = wxMin(newCaretPosition, (m_buffer->GetRange().GetEnd()-1));
 
             if (optimizationLineCharPositions.GetCount() > 0)
                 UpdateAppearance(newCaretPosition, true /* send update event */, & optimizationLineCharPositions, & optimizationLineYPositions);
             else
                 UpdateAppearance(newCaretPosition, true /* send update event */);
-            
+
             wxRichTextEvent cmdEvent(
                 wxEVT_COMMAND_RICHTEXT_CONTENT_INSERTED,
                 m_ctrl ? m_ctrl->GetId() : -1);
             cmdEvent.SetEventObject(m_ctrl ? (wxObject*) m_ctrl : (wxObject*) m_buffer);
             cmdEvent.SetRange(GetRange());
             cmdEvent.SetPosition(GetRange().GetStart());
-            
+
             m_buffer->SendEvent(cmdEvent);
 
             break;
@@ -6062,7 +6333,11 @@ bool wxRichTextAction::Do()
             m_buffer->UpdateRanges();
             m_buffer->Invalidate(wxRichTextRange(GetRange().GetStart(), GetRange().GetStart()));
 
-            UpdateAppearance(GetRange().GetStart()-1, true /* send update event */);
+            long caretPos = GetRange().GetStart()-1;
+            if (caretPos >= m_buffer->GetRange().GetEnd())
+                caretPos --;
+
+            UpdateAppearance(caretPos, true /* send update event */);
 
             wxRichTextEvent cmdEvent(
                 wxEVT_COMMAND_RICHTEXT_CONTENT_DELETED,
@@ -6070,7 +6345,7 @@ bool wxRichTextAction::Do()
             cmdEvent.SetEventObject(m_ctrl ? (wxObject*) m_ctrl : (wxObject*) m_buffer);
             cmdEvent.SetRange(GetRange());
             cmdEvent.SetPosition(GetRange().GetStart());
-            
+
             m_buffer->SendEvent(cmdEvent);
 
             break;
@@ -6088,7 +6363,7 @@ bool wxRichTextAction::Do()
             cmdEvent.SetEventObject(m_ctrl ? (wxObject*) m_ctrl : (wxObject*) m_buffer);
             cmdEvent.SetRange(GetRange());
             cmdEvent.SetPosition(GetRange().GetStart());
-            
+
             m_buffer->SendEvent(cmdEvent);
 
             break;
@@ -6113,7 +6388,7 @@ bool wxRichTextAction::Undo()
             m_buffer->Invalidate(wxRichTextRange(GetRange().GetStart(), GetRange().GetStart()));
 
             long newCaretPosition = GetPosition() - 1;
-            
+
             UpdateAppearance(newCaretPosition, true /* send update event */);
 
             wxRichTextEvent cmdEvent(
@@ -6122,7 +6397,7 @@ bool wxRichTextAction::Undo()
             cmdEvent.SetEventObject(m_ctrl ? (wxObject*) m_ctrl : (wxObject*) m_buffer);
             cmdEvent.SetRange(GetRange());
             cmdEvent.SetPosition(GetRange().GetStart());
-            
+
             m_buffer->SendEvent(cmdEvent);
 
             break;
@@ -6141,7 +6416,7 @@ bool wxRichTextAction::Undo()
             cmdEvent.SetEventObject(m_ctrl ? (wxObject*) m_ctrl : (wxObject*) m_buffer);
             cmdEvent.SetRange(GetRange());
             cmdEvent.SetPosition(GetRange().GetStart());
-            
+
             m_buffer->SendEvent(cmdEvent);
 
             break;
@@ -6159,7 +6434,7 @@ bool wxRichTextAction::Undo()
             cmdEvent.SetEventObject(m_ctrl ? (wxObject*) m_ctrl : (wxObject*) m_buffer);
             cmdEvent.SetRange(GetRange());
             cmdEvent.SetPosition(GetRange().GetStart());
-            
+
             m_buffer->SendEvent(cmdEvent);
 
             break;
@@ -6181,30 +6456,30 @@ void wxRichTextAction::UpdateAppearance(long caretPosition, bool sendUpdateEvent
         {
             m_ctrl->LayoutContent();
             m_ctrl->PositionCaret();
-            
+
 #if wxRICHTEXT_USE_OPTIMIZED_DRAWING
             // Find refresh rectangle if we are in a position to optimise refresh
             if (m_cmdId == wxRICHTEXT_INSERT && optimizationLineCharPositions && optimizationLineCharPositions->GetCount() > 0)
             {
                 size_t i;
-                
+
                 wxSize clientSize = m_ctrl->GetClientSize();
                 wxPoint firstVisiblePt = m_ctrl->GetFirstVisiblePoint();
-                
+
                 // Start/end positions
                 int firstY = 0;
                 int lastY = firstVisiblePt.y + clientSize.y;
-                
+
                 bool foundStart = false;
                 bool foundEnd = false;
-                
+
                 // position offset - how many characters were inserted
                 int positionOffset = GetRange().GetLength();
 
                 // find the first line which is being drawn at the same position as it was
                 // before. Since we're talking about a simple insertion, we can assume
                 // that the rest of the window does not need to be redrawn.
-                
+
                 wxRichTextParagraph* para = m_buffer->GetParagraphAtPosition(GetPosition());
                 wxRichTextObjectList::compatibility_iterator node = m_buffer->GetChildren().Find(para);
                 while (node)
@@ -6216,10 +6491,10 @@ void wxRichTextAction::UpdateAppearance(long caretPosition, bool sendUpdateEvent
                         wxRichTextLine* line = node2->GetData();
                         wxPoint pt = line->GetAbsolutePosition();
                         wxRichTextRange range = line->GetAbsoluteRange();
-                        
+
                         // we want to find the first line that is in the same position
                         // as before. This will mean we're at the end of the changed text.
-                        
+
                         if (pt.y > lastY) // going past the end of the window, no more info
                         {
                             node2 = wxRichTextLineList::compatibility_iterator();
@@ -6233,7 +6508,7 @@ void wxRichTextAction::UpdateAppearance(long caretPosition, bool sendUpdateEvent
                                 foundStart = true;
                             }
 
-                            // search for this line being at the same position as before                            
+                            // search for this line being at the same position as before
                             for (i = 0; i < optimizationLineCharPositions->GetCount(); i++)
                             {
                                 if (((*optimizationLineCharPositions)[i] + positionOffset == range.GetStart()) &&
@@ -6247,18 +6522,18 @@ void wxRichTextAction::UpdateAppearance(long caretPosition, bool sendUpdateEvent
                                     node = wxRichTextObjectList::compatibility_iterator();
 
                                     break;
-                                }                    
+                                }
                             }
                         }
 
                         if (node2)
                             node2 = node2->GetNext();
                     }
-                
+
                     if (node)
                         node = node->GetNext();
                 }
-                
+
                 if (!foundStart)
                     firstY = firstVisiblePt.y;
                 if (!foundEnd)
@@ -6266,17 +6541,17 @@ void wxRichTextAction::UpdateAppearance(long caretPosition, bool sendUpdateEvent
 
                 wxRect rect(firstVisiblePt.x, firstY, firstVisiblePt.x + clientSize.x, lastY - firstY);
                 m_ctrl->RefreshRect(rect);
-                
+
                 // TODO: we need to make sure that lines are only drawn if in the update region. The rect
                 // passed to Draw is currently used in different ways (to pass the position the content should
                 // be drawn at as well as the relevant region).
             }
-            else            
+            else
 #endif
                 m_ctrl->Refresh(false);
 
             if (sendUpdateEvent)
-                m_ctrl->SendTextUpdatedEvent();
+                wxTextCtrl::SendTextUpdatedEvent(m_ctrl);
         }
     }
 }
@@ -6338,7 +6613,7 @@ bool wxRichTextRange::LimitTo(const wxRichTextRange& range)
 
 IMPLEMENT_DYNAMIC_CLASS(wxRichTextImage, wxRichTextObject)
 
-wxRichTextImage::wxRichTextImage(const wxImage& image, wxRichTextObject* parent, wxTextAttrEx* charStyle):
+wxRichTextImage::wxRichTextImage(const wxImage& image, wxRichTextObject* parent, wxTextAttr* charStyle):
     wxRichTextObject(parent)
 {
     m_image = image;
@@ -6346,7 +6621,7 @@ wxRichTextImage::wxRichTextImage(const wxImage& image, wxRichTextObject* parent,
         SetAttributes(*charStyle);
 }
 
-wxRichTextImage::wxRichTextImage(const wxRichTextImageBlock& imageBlock, wxRichTextObject* parent, wxTextAttrEx* charStyle):
+wxRichTextImage::wxRichTextImage(const wxRichTextImageBlock& imageBlock, wxRichTextObject* parent, wxTextAttr* charStyle):
     wxRichTextObject(parent)
 {
     m_imageBlock = imageBlock;
@@ -6392,8 +6667,8 @@ bool wxRichTextImage::Draw(wxDC& dc, const wxRichTextRange& range, const wxRichT
 
     if (selectionRange.Contains(range.GetStart()))
     {
-        dc.SetBrush(*wxBLACK_BRUSH);
-        dc.SetPen(*wxBLACK_PEN);
+        wxCheckSetBrush(dc, *wxBLACK_BRUSH);
+        wxCheckSetPen(dc, *wxBLACK_PEN);
         dc.SetLogicalFunction(wxINVERT);
         dc.DrawRectangle(rect);
         dc.SetLogicalFunction(wxCOPY);
@@ -6448,1383 +6723,169 @@ void wxRichTextImage::Copy(const wxRichTextImage& obj)
  */
 
 /// Compare two attribute objects
-bool wxTextAttrEq(const wxTextAttrEx& attr1, const wxTextAttrEx& attr2)
+bool wxTextAttrEq(const wxTextAttr& attr1, const wxTextAttr& attr2)
 {
     return (attr1 == attr2);
 }
 
-bool wxTextAttrEq(const wxTextAttrEx& attr1, const wxRichTextAttr& attr2)
-{
-    return (
-        attr1.GetTextColour() == attr2.GetTextColour() &&
-        attr1.GetBackgroundColour() == attr2.GetBackgroundColour() &&
-        attr1.GetFont().GetPointSize() == attr2.GetFontSize() &&
-        attr1.GetFont().GetStyle() == attr2.GetFontStyle() &&
-        attr1.GetFont().GetWeight() == attr2.GetFontWeight() &&
-        attr1.GetFont().GetFaceName() == attr2.GetFontFaceName() &&
-        attr1.GetFont().GetUnderlined() == attr2.GetFontUnderlined() &&
-        attr1.GetTextEffects() == attr2.GetTextEffects() &&
-        attr1.GetTextEffectFlags() == attr2.GetTextEffectFlags() &&
-        attr1.GetAlignment() == attr2.GetAlignment() &&
-        attr1.GetLeftIndent() == attr2.GetLeftIndent() &&
-        attr1.GetRightIndent() == attr2.GetRightIndent() &&
-        attr1.GetLeftSubIndent() == attr2.GetLeftSubIndent() &&
-        wxRichTextTabsEq(attr1.GetTabs(), attr2.GetTabs()) &&
-        attr1.GetLineSpacing() == attr2.GetLineSpacing() &&
-        attr1.GetParagraphSpacingAfter() == attr2.GetParagraphSpacingAfter() &&
-        attr1.GetParagraphSpacingBefore() == attr2.GetParagraphSpacingBefore() &&
-        attr1.GetBulletStyle() == attr2.GetBulletStyle() &&
-        attr1.GetBulletNumber() == attr2.GetBulletNumber() &&
-        attr1.GetBulletText() == attr2.GetBulletText() &&
-        attr1.GetBulletName() == attr2.GetBulletName() &&
-        attr1.GetBulletFont() == attr2.GetBulletFont() &&
-        attr1.GetOutlineLevel() == attr2.GetOutlineLevel() &&
-        attr1.GetCharacterStyleName() == attr2.GetCharacterStyleName() &&
-        attr1.GetParagraphStyleName() == attr2.GetParagraphStyleName() &&
-        attr1.GetListStyleName() == attr2.GetListStyleName() &&
-        attr1.HasPageBreak() == attr2.HasPageBreak());
-}
-
-/// Compare two attribute objects, but take into account the flags
-/// specifying attributes of interest.
-bool wxTextAttrEqPartial(const wxTextAttrEx& attr1, const wxTextAttrEx& attr2, int flags)
-{
-    if ((flags & wxTEXT_ATTR_TEXT_COLOUR) && attr1.GetTextColour() != attr2.GetTextColour())
-        return false;
-
-    if ((flags & wxTEXT_ATTR_BACKGROUND_COLOUR) && attr1.GetBackgroundColour() != attr2.GetBackgroundColour())
-        return false;
-
-    if ((flags & wxTEXT_ATTR_FONT_FACE) && attr1.GetFont().Ok() && attr2.GetFont().Ok() &&
-        attr1.GetFont().GetFaceName() != attr2.GetFont().GetFaceName())
-        return false;
-
-    if ((flags & wxTEXT_ATTR_FONT_SIZE) && attr1.GetFont().Ok() && attr2.GetFont().Ok() &&
-        attr1.GetFont().GetPointSize() != attr2.GetFont().GetPointSize())
-        return false;
-
-    if ((flags & wxTEXT_ATTR_FONT_WEIGHT) && attr1.GetFont().Ok() && attr2.GetFont().Ok() &&
-        attr1.GetFont().GetWeight() != attr2.GetFont().GetWeight())
-        return false;
-
-    if ((flags & wxTEXT_ATTR_FONT_ITALIC) && attr1.GetFont().Ok() && attr2.GetFont().Ok() &&
-        attr1.GetFont().GetStyle() != attr2.GetFont().GetStyle())
-        return false;
+// Partial equality test taking flags into account
+bool wxTextAttrEqPartial(const wxTextAttr& attr1, const wxTextAttr& attr2, int flags)
+{
+    return attr1.EqPartial(attr2, flags);
+}
 
-    if ((flags & wxTEXT_ATTR_FONT_UNDERLINE) && attr1.GetFont().Ok() && attr2.GetFont().Ok() &&
-        attr1.GetFont().GetUnderlined() != attr2.GetFont().GetUnderlined())
+/// Compare tabs
+bool wxRichTextTabsEq(const wxArrayInt& tabs1, const wxArrayInt& tabs2)
+{
+    if (tabs1.GetCount() != tabs2.GetCount())
         return false;
 
-    if ((flags & wxTEXT_ATTR_ALIGNMENT) && attr1.GetAlignment() != attr2.GetAlignment())
-        return false;
+    size_t i;
+    for (i = 0; i < tabs1.GetCount(); i++)
+    {
+        if (tabs1[i] != tabs2[i])
+            return false;
+    }
+    return true;
+}
 
-    if ((flags & wxTEXT_ATTR_LEFT_INDENT) &&
-        ((attr1.GetLeftIndent() != attr2.GetLeftIndent()) || (attr1.GetLeftSubIndent() != attr2.GetLeftSubIndent())))
-        return false;
+bool wxRichTextApplyStyle(wxTextAttr& destStyle, const wxTextAttr& style, wxTextAttr* compareWith)
+{
+    return destStyle.Apply(style, compareWith);
+}
 
-    if ((flags & wxTEXT_ATTR_RIGHT_INDENT) &&
-        (attr1.GetRightIndent() != attr2.GetRightIndent()))
-        return false;
+// Remove attributes
+bool wxRichTextRemoveStyle(wxTextAttr& destStyle, const wxTextAttr& style)
+{
+    return wxTextAttr::RemoveStyle(destStyle, style);
+}
 
-    if ((flags & wxTEXT_ATTR_PARA_SPACING_AFTER) &&
-        (attr1.GetParagraphSpacingAfter() != attr2.GetParagraphSpacingAfter()))
-        return false;
+/// Combine two bitlists, specifying the bits of interest with separate flags.
+bool wxRichTextCombineBitlists(int& valueA, int valueB, int& flagsA, int flagsB)
+{
+    return wxTextAttr::CombineBitlists(valueA, valueB, flagsA, flagsB);
+}
 
-    if ((flags & wxTEXT_ATTR_PARA_SPACING_BEFORE) &&
-        (attr1.GetParagraphSpacingBefore() != attr2.GetParagraphSpacingBefore()))
-        return false;
+/// Compare two bitlists
+bool wxRichTextBitlistsEqPartial(int valueA, int valueB, int flags)
+{
+    return wxTextAttr::BitlistsEqPartial(valueA, valueB, flags);
+}
 
-    if ((flags & wxTEXT_ATTR_LINE_SPACING) &&
-        (attr1.GetLineSpacing() != attr2.GetLineSpacing()))
-        return false;
+/// Split into paragraph and character styles
+bool wxRichTextSplitParaCharStyles(const wxTextAttr& style, wxTextAttr& parStyle, wxTextAttr& charStyle)
+{
+    return wxTextAttr::SplitParaCharStyles(style, parStyle, charStyle);
+}
 
-    if ((flags & wxTEXT_ATTR_CHARACTER_STYLE_NAME) &&
-        (attr1.GetCharacterStyleName() != attr2.GetCharacterStyleName()))
-        return false;
+/// Convert a decimal to Roman numerals
+wxString wxRichTextDecimalToRoman(long n)
+{
+    static wxArrayInt decimalNumbers;
+    static wxArrayString romanNumbers;
 
-    if ((flags & wxTEXT_ATTR_PARAGRAPH_STYLE_NAME) &&
-        (attr1.GetParagraphStyleName() != attr2.GetParagraphStyleName()))
-        return false;
+    // Clean up arrays
+    if (n == -1)
+    {
+        decimalNumbers.Clear();
+        romanNumbers.Clear();
+        return wxEmptyString;
+    }
 
-    if ((flags & wxTEXT_ATTR_LIST_STYLE_NAME) &&
-        (attr1.GetListStyleName() != attr2.GetListStyleName()))
-        return false;
+    if (decimalNumbers.GetCount() == 0)
+    {
+        #define wxRichTextAddDecRom(n, r) decimalNumbers.Add(n); romanNumbers.Add(r);
 
-    if ((flags & wxTEXT_ATTR_BULLET_STYLE) &&
-        (attr1.GetBulletStyle() != attr2.GetBulletStyle()))
-         return false;
+        wxRichTextAddDecRom(1000, wxT("M"));
+        wxRichTextAddDecRom(900, wxT("CM"));
+        wxRichTextAddDecRom(500, wxT("D"));
+        wxRichTextAddDecRom(400, wxT("CD"));
+        wxRichTextAddDecRom(100, wxT("C"));
+        wxRichTextAddDecRom(90, wxT("XC"));
+        wxRichTextAddDecRom(50, wxT("L"));
+        wxRichTextAddDecRom(40, wxT("XL"));
+        wxRichTextAddDecRom(10, wxT("X"));
+        wxRichTextAddDecRom(9, wxT("IX"));
+        wxRichTextAddDecRom(5, wxT("V"));
+        wxRichTextAddDecRom(4, wxT("IV"));
+        wxRichTextAddDecRom(1, wxT("I"));
+    }
 
-    if ((flags & wxTEXT_ATTR_BULLET_NUMBER) &&
-        (attr1.GetBulletNumber() != attr2.GetBulletNumber()))
-         return false;
+    int i = 0;
+    wxString roman;
 
-    if ((flags & wxTEXT_ATTR_BULLET_TEXT) &&
-        (attr1.GetBulletText() != attr2.GetBulletText()) &&
-        (attr1.GetBulletFont() != attr2.GetBulletFont()))
-         return false;
+    while (n > 0 && i < 13)
+    {
+        if (n >= decimalNumbers[i])
+        {
+            n -= decimalNumbers[i];
+            roman += romanNumbers[i];
+        }
+        else
+        {
+            i ++;
+        }
+    }
+    if (roman.IsEmpty())
+        roman = wxT("0");
+    return roman;
+}
 
-    if ((flags & wxTEXT_ATTR_BULLET_NAME) &&
-        (attr1.GetBulletName() != attr2.GetBulletName()))
-         return false;
+/*!
+ * wxRichTextFileHandler
+ * Base class for file handlers
+ */
 
-    if ((flags & wxTEXT_ATTR_TABS) &&
-        !wxRichTextTabsEq(attr1.GetTabs(), attr2.GetTabs()))
-        return false;
+IMPLEMENT_CLASS(wxRichTextFileHandler, wxObject)
 
-    if ((flags & wxTEXT_ATTR_PAGE_BREAK) &&
-        (attr1.HasPageBreak() != attr2.HasPageBreak()))
-         return false;
+#if wxUSE_FFILE && wxUSE_STREAMS
+bool wxRichTextFileHandler::LoadFile(wxRichTextBuffer *buffer, const wxString& filename)
+{
+    wxFFileInputStream stream(filename);
+    if (stream.Ok())
+        return LoadFile(buffer, stream);
 
-    if (flags & wxTEXT_ATTR_EFFECTS)
-    {
-        if (attr1.HasTextEffects() != attr2.HasTextEffects())
-            return false;
-        if (!wxRichTextBitlistsEqPartial(attr1.GetTextEffects(), attr2.GetTextEffects(), attr2.GetTextEffectFlags()))
-            return false;
-    }
+    return false;
+}
 
-    if ((flags & wxTEXT_ATTR_OUTLINE_LEVEL) &&
-        (attr1.GetOutlineLevel() != attr2.GetOutlineLevel()))
-         return false;
+bool wxRichTextFileHandler::SaveFile(wxRichTextBuffer *buffer, const wxString& filename)
+{
+    wxFFileOutputStream stream(filename);
+    if (stream.Ok())
+        return SaveFile(buffer, stream);
 
-    return true;
+    return false;
 }
+#endif // wxUSE_FFILE && wxUSE_STREAMS
 
-bool wxTextAttrEqPartial(const wxTextAttrEx& attr1, const wxRichTextAttr& attr2, int flags)
+/// Can we handle this filename (if using files)? By default, checks the extension.
+bool wxRichTextFileHandler::CanHandle(const wxString& filename) const
 {
-    if ((flags & wxTEXT_ATTR_TEXT_COLOUR) && attr1.GetTextColour() != attr2.GetTextColour())
-        return false;
+    wxString path, file, ext;
+    wxSplitPath(filename, & path, & file, & ext);
 
-    if ((flags & wxTEXT_ATTR_BACKGROUND_COLOUR) && attr1.GetBackgroundColour() != attr2.GetBackgroundColour())
-        return false;
+    return (ext.Lower() == GetExtension());
+}
 
-    if ((flags & (wxTEXT_ATTR_FONT)) && !attr1.GetFont().Ok())
-        return false;
+/*!
+ * wxRichTextTextHandler
+ * Plain text handler
+ */
 
-    if ((flags & wxTEXT_ATTR_FONT_FACE) && attr1.GetFont().Ok() &&
-        attr1.GetFont().GetFaceName() != attr2.GetFontFaceName())
-        return false;
+IMPLEMENT_CLASS(wxRichTextPlainTextHandler, wxRichTextFileHandler)
 
-    if ((flags & wxTEXT_ATTR_FONT_SIZE) && attr1.GetFont().Ok() &&
-        attr1.GetFont().GetPointSize() != attr2.GetFontSize())
+#if wxUSE_STREAMS
+bool wxRichTextPlainTextHandler::DoLoadFile(wxRichTextBuffer *buffer, wxInputStream& stream)
+{
+    if (!stream.IsOk())
         return false;
 
-    if ((flags & wxTEXT_ATTR_FONT_WEIGHT) && attr1.GetFont().Ok() &&
-        attr1.GetFont().GetWeight() != attr2.GetFontWeight())
-        return false;
+    wxString str;
+    int lastCh = 0;
 
-    if ((flags & wxTEXT_ATTR_FONT_ITALIC) && attr1.GetFont().Ok() &&
-        attr1.GetFont().GetStyle() != attr2.GetFontStyle())
-        return false;
-
-    if ((flags & wxTEXT_ATTR_FONT_UNDERLINE) && attr1.GetFont().Ok() &&
-        attr1.GetFont().GetUnderlined() != attr2.GetFontUnderlined())
-        return false;
-
-    if ((flags & wxTEXT_ATTR_ALIGNMENT) && attr1.GetAlignment() != attr2.GetAlignment())
-        return false;
-
-    if ((flags & wxTEXT_ATTR_LEFT_INDENT) &&
-        ((attr1.GetLeftIndent() != attr2.GetLeftIndent()) || (attr1.GetLeftSubIndent() != attr2.GetLeftSubIndent())))
-        return false;
-
-    if ((flags & wxTEXT_ATTR_RIGHT_INDENT) &&
-        (attr1.GetRightIndent() != attr2.GetRightIndent()))
-        return false;
-
-    if ((flags & wxTEXT_ATTR_PARA_SPACING_AFTER) &&
-        (attr1.GetParagraphSpacingAfter() != attr2.GetParagraphSpacingAfter()))
-        return false;
-
-    if ((flags & wxTEXT_ATTR_PARA_SPACING_BEFORE) &&
-        (attr1.GetParagraphSpacingBefore() != attr2.GetParagraphSpacingBefore()))
-        return false;
-
-    if ((flags & wxTEXT_ATTR_LINE_SPACING) &&
-        (attr1.GetLineSpacing() != attr2.GetLineSpacing()))
-        return false;
-
-    if ((flags & wxTEXT_ATTR_CHARACTER_STYLE_NAME) &&
-        (attr1.GetCharacterStyleName() != attr2.GetCharacterStyleName()))
-        return false;
-
-    if ((flags & wxTEXT_ATTR_PARAGRAPH_STYLE_NAME) &&
-        (attr1.GetParagraphStyleName() != attr2.GetParagraphStyleName()))
-        return false;
-
-    if ((flags & wxTEXT_ATTR_LIST_STYLE_NAME) &&
-        (attr1.GetListStyleName() != attr2.GetListStyleName()))
-        return false;
-
-    if ((flags & wxTEXT_ATTR_BULLET_STYLE) &&
-        (attr1.GetBulletStyle() != attr2.GetBulletStyle()))
-         return false;
-
-    if ((flags & wxTEXT_ATTR_BULLET_NUMBER) &&
-        (attr1.GetBulletNumber() != attr2.GetBulletNumber()))
-         return false;
-
-    if ((flags & wxTEXT_ATTR_BULLET_TEXT) &&
-        (attr1.GetBulletText() != attr2.GetBulletText()) &&
-        (attr1.GetBulletFont() != attr2.GetBulletFont()))
-         return false;
-
-    if ((flags & wxTEXT_ATTR_BULLET_NAME) &&
-        (attr1.GetBulletName() != attr2.GetBulletName()))
-         return false;
-
-    if ((flags & wxTEXT_ATTR_TABS) &&
-        !wxRichTextTabsEq(attr1.GetTabs(), attr2.GetTabs()))
-        return false;
-
-    if ((flags & wxTEXT_ATTR_PAGE_BREAK) &&
-        (attr1.HasPageBreak() != attr2.HasPageBreak()))
-         return false;
-
-    if (flags & wxTEXT_ATTR_EFFECTS)
-    {
-        if (attr1.HasTextEffects() != attr2.HasTextEffects())
-            return false;
-        if (!wxRichTextBitlistsEqPartial(attr1.GetTextEffects(), attr2.GetTextEffects(), attr2.GetTextEffectFlags()))
-            return false;
-    }
-
-    if ((flags & wxTEXT_ATTR_OUTLINE_LEVEL) &&
-        (attr1.GetOutlineLevel() != attr2.GetOutlineLevel()))
-         return false;
-
-    return true;
-}
-
-/// Compare tabs
-bool wxRichTextTabsEq(const wxArrayInt& tabs1, const wxArrayInt& tabs2)
-{
-    if (tabs1.GetCount() != tabs2.GetCount())
-        return false;
-
-    size_t i;
-    for (i = 0; i < tabs1.GetCount(); i++)
-    {
-        if (tabs1[i] != tabs2[i])
-            return false;
-    }
-    return true;
-}
-
-/// Apply one style to another
-bool wxRichTextApplyStyle(wxTextAttrEx& destStyle, const wxTextAttrEx& style)
-{
-    // Whole font
-    if (style.GetFont().Ok() && ((style.GetFlags() & (wxTEXT_ATTR_FONT)) == (wxTEXT_ATTR_FONT)))
-        destStyle.SetFont(style.GetFont());
-    else if (style.GetFont().Ok())
-    {
-        wxFont font = destStyle.GetFont();
-
-        if (style.GetFlags() & wxTEXT_ATTR_FONT_FACE)
-        {
-            destStyle.SetFlags(destStyle.GetFlags() | wxTEXT_ATTR_FONT_FACE);
-            font.SetFaceName(style.GetFont().GetFaceName());
-        }
-
-        if (style.GetFlags() & wxTEXT_ATTR_FONT_SIZE)
-        {
-            destStyle.SetFlags(destStyle.GetFlags() | wxTEXT_ATTR_FONT_SIZE);
-            font.SetPointSize(style.GetFont().GetPointSize());
-        }
-
-        if (style.GetFlags() & wxTEXT_ATTR_FONT_ITALIC)
-        {
-            destStyle.SetFlags(destStyle.GetFlags() | wxTEXT_ATTR_FONT_ITALIC);
-            font.SetStyle(style.GetFont().GetStyle());
-        }
-
-        if (style.GetFlags() & wxTEXT_ATTR_FONT_WEIGHT)
-        {
-            destStyle.SetFlags(destStyle.GetFlags() | wxTEXT_ATTR_FONT_WEIGHT);
-            font.SetWeight(style.GetFont().GetWeight());
-        }
-
-        if (style.GetFlags() & wxTEXT_ATTR_FONT_UNDERLINE)
-        {
-            destStyle.SetFlags(destStyle.GetFlags() | wxTEXT_ATTR_FONT_UNDERLINE);
-            font.SetUnderlined(style.GetFont().GetUnderlined());
-        }
-
-        if (font != destStyle.GetFont())
-        {
-            int oldFlags = destStyle.GetFlags();
-
-            destStyle.SetFont(font);
-
-            destStyle.SetFlags(oldFlags);
-        }
-    }
-
-    if ( style.GetTextColour().Ok() && style.HasTextColour())
-        destStyle.SetTextColour(style.GetTextColour());
-
-    if ( style.GetBackgroundColour().Ok() && style.HasBackgroundColour())
-        destStyle.SetBackgroundColour(style.GetBackgroundColour());
-
-    if (style.HasAlignment())
-        destStyle.SetAlignment(style.GetAlignment());
-
-    if (style.HasTabs())
-        destStyle.SetTabs(style.GetTabs());
-
-    if (style.HasLeftIndent())
-        destStyle.SetLeftIndent(style.GetLeftIndent(), style.GetLeftSubIndent());
-
-    if (style.HasRightIndent())
-        destStyle.SetRightIndent(style.GetRightIndent());
-
-    if (style.HasParagraphSpacingAfter())
-        destStyle.SetParagraphSpacingAfter(style.GetParagraphSpacingAfter());
-
-    if (style.HasParagraphSpacingBefore())
-        destStyle.SetParagraphSpacingBefore(style.GetParagraphSpacingBefore());
-
-    if (style.HasLineSpacing())
-        destStyle.SetLineSpacing(style.GetLineSpacing());
-
-    if (style.HasCharacterStyleName())
-        destStyle.SetCharacterStyleName(style.GetCharacterStyleName());
-
-    if (style.HasParagraphStyleName())
-        destStyle.SetParagraphStyleName(style.GetParagraphStyleName());
-
-    if (style.HasListStyleName())
-        destStyle.SetListStyleName(style.GetListStyleName());
-
-    if (style.HasBulletStyle())
-        destStyle.SetBulletStyle(style.GetBulletStyle());
-
-    if (style.HasBulletText())
-    {
-        destStyle.SetBulletText(style.GetBulletText());
-        destStyle.SetBulletFont(style.GetBulletFont());
-    }
-
-    if (style.HasBulletName())
-        destStyle.SetBulletName(style.GetBulletName());
-
-    if (style.HasBulletNumber())
-        destStyle.SetBulletNumber(style.GetBulletNumber());
-
-    if (style.HasURL())
-        destStyle.SetURL(style.GetURL());
-
-    if (style.HasPageBreak())
-        destStyle.SetPageBreak();
-
-    if (style.HasTextEffects())
-    {
-        int destBits = destStyle.GetTextEffects();
-        int destFlags = destStyle.GetTextEffectFlags();
-
-        int srcBits = style.GetTextEffects();
-        int srcFlags = style.GetTextEffectFlags();
-            
-        wxRichTextCombineBitlists(destBits, srcBits, destFlags, srcFlags);
-            
-        destStyle.SetTextEffects(destBits);
-        destStyle.SetTextEffectFlags(destFlags);
-    }
-
-    if (style.HasOutlineLevel())
-        destStyle.SetOutlineLevel(style.GetOutlineLevel());
-
-    return true;
-}
-
-bool wxRichTextApplyStyle(wxRichTextAttr& destStyle, const wxTextAttrEx& style)
-{
-    wxTextAttrEx destStyle2 = destStyle;
-    wxRichTextApplyStyle(destStyle2, style);
-    destStyle = destStyle2;
-    return true;
-}
-
-bool wxRichTextApplyStyle(wxRichTextAttr& destStyle, const wxRichTextAttr& style, wxRichTextAttr* compareWith)
-{
-    wxTextAttrEx attr(destStyle);
-    wxRichTextApplyStyle(attr, style, compareWith);
-    destStyle = attr;
-    return true;
-}
-
-bool wxRichTextApplyStyle(wxTextAttrEx& destStyle, const wxRichTextAttr& style, wxRichTextAttr* compareWith)
-{
-    // Whole font. Avoiding setting individual attributes if possible, since
-    // it recreates the font each time.
-    if (((style.GetFlags() & (wxTEXT_ATTR_FONT)) == (wxTEXT_ATTR_FONT)) && !compareWith)
-    {
-        destStyle.SetFont(wxFont(style.GetFontSize(), destStyle.GetFont().Ok() ? destStyle.GetFont().GetFamily() : wxDEFAULT,
-            style.GetFontStyle(), style.GetFontWeight(), style.GetFontUnderlined(), style.GetFontFaceName()));
-    }
-    else if (style.GetFlags() & (wxTEXT_ATTR_FONT))
-    {
-        wxFont font = destStyle.GetFont();
-
-        if (style.GetFlags() & wxTEXT_ATTR_FONT_FACE)
-        {
-            if (compareWith && compareWith->HasFaceName() && compareWith->GetFontFaceName() == style.GetFontFaceName())
-            {
-                // The same as currently displayed, so don't set
-            }
-            else
-            {
-                destStyle.SetFlags(destStyle.GetFlags() | wxTEXT_ATTR_FONT_FACE);
-                font.SetFaceName(style.GetFontFaceName());
-            }
-        }
-
-        if (style.GetFlags() & wxTEXT_ATTR_FONT_SIZE)
-        {
-            if (compareWith && compareWith->HasSize() && compareWith->GetFontSize() == style.GetFontSize())
-            {
-                // The same as currently displayed, so don't set
-            }
-            else
-            {
-                destStyle.SetFlags(destStyle.GetFlags() | wxTEXT_ATTR_FONT_SIZE);
-                font.SetPointSize(style.GetFontSize());
-            }
-        }
-
-        if (style.GetFlags() & wxTEXT_ATTR_FONT_ITALIC)
-        {
-            if (compareWith && compareWith->HasItalic() && compareWith->GetFontStyle() == style.GetFontStyle())
-            {
-                // The same as currently displayed, so don't set
-            }
-            else
-            {
-                destStyle.SetFlags(destStyle.GetFlags() | wxTEXT_ATTR_FONT_ITALIC);
-                font.SetStyle(style.GetFontStyle());
-            }
-        }
-
-        if (style.GetFlags() & wxTEXT_ATTR_FONT_WEIGHT)
-        {
-            if (compareWith && compareWith->HasWeight() && compareWith->GetFontWeight() == style.GetFontWeight())
-            {
-                // The same as currently displayed, so don't set
-            }
-            else
-            {
-                destStyle.SetFlags(destStyle.GetFlags() | wxTEXT_ATTR_FONT_WEIGHT);
-                font.SetWeight(style.GetFontWeight());
-            }
-        }
-
-        if (style.GetFlags() & wxTEXT_ATTR_FONT_UNDERLINE)
-        {
-            if (compareWith && compareWith->HasUnderlined() && compareWith->GetFontUnderlined() == style.GetFontUnderlined())
-            {
-                // The same as currently displayed, so don't set
-            }
-            else
-            {
-                destStyle.SetFlags(destStyle.GetFlags() | wxTEXT_ATTR_FONT_UNDERLINE);
-                font.SetUnderlined(style.GetFontUnderlined());
-            }
-        }
-
-        if (font != destStyle.GetFont())
-        {
-            int oldFlags = destStyle.GetFlags();
-
-            destStyle.SetFont(font);
-
-            destStyle.SetFlags(oldFlags);
-        }
-    }
-
-    if (style.GetTextColour().Ok() && style.HasTextColour())
-    {
-        if (!(compareWith && compareWith->HasTextColour() && compareWith->GetTextColour() == style.GetTextColour()))
-            destStyle.SetTextColour(style.GetTextColour());
-    }
-
-    if (style.GetBackgroundColour().Ok() && style.HasBackgroundColour())
-    {
-        if (!(compareWith && compareWith->HasBackgroundColour() && compareWith->GetBackgroundColour() == style.GetBackgroundColour()))
-            destStyle.SetBackgroundColour(style.GetBackgroundColour());
-    }
-
-    if (style.HasAlignment())
-    {
-        if (!(compareWith && compareWith->HasAlignment() && compareWith->GetAlignment() == style.GetAlignment()))
-            destStyle.SetAlignment(style.GetAlignment());
-    }
-
-    if (style.HasTabs())
-    {
-        if (!(compareWith && compareWith->HasTabs() && wxRichTextTabsEq(compareWith->GetTabs(), style.GetTabs())))
-            destStyle.SetTabs(style.GetTabs());
-    }
-
-    if (style.HasLeftIndent())
-    {
-        if (!(compareWith && compareWith->HasLeftIndent() && compareWith->GetLeftIndent() == style.GetLeftIndent()
-                          && compareWith->GetLeftSubIndent() == style.GetLeftSubIndent()))
-            destStyle.SetLeftIndent(style.GetLeftIndent(), style.GetLeftSubIndent());
-    }
-
-    if (style.HasRightIndent())
-    {
-        if (!(compareWith && compareWith->HasRightIndent() && compareWith->GetRightIndent() == style.GetRightIndent()))
-            destStyle.SetRightIndent(style.GetRightIndent());
-    }
-
-    if (style.HasParagraphSpacingAfter())
-    {
-        if (!(compareWith && compareWith->HasParagraphSpacingAfter() && compareWith->GetParagraphSpacingAfter() == style.GetParagraphSpacingAfter()))
-            destStyle.SetParagraphSpacingAfter(style.GetParagraphSpacingAfter());
-    }
-
-    if (style.HasParagraphSpacingBefore())
-    {
-        if (!(compareWith && compareWith->HasParagraphSpacingBefore() && compareWith->GetParagraphSpacingBefore() == style.GetParagraphSpacingBefore()))
-            destStyle.SetParagraphSpacingBefore(style.GetParagraphSpacingBefore());
-    }
-
-    if (style.HasLineSpacing())
-    {
-        if (!(compareWith && compareWith->HasLineSpacing() && compareWith->GetLineSpacing() == style.GetLineSpacing()))
-            destStyle.SetLineSpacing(style.GetLineSpacing());
-    }
-
-    if (style.HasCharacterStyleName())
-    {
-        if (!(compareWith && compareWith->HasCharacterStyleName() && compareWith->GetCharacterStyleName() == style.GetCharacterStyleName()))
-            destStyle.SetCharacterStyleName(style.GetCharacterStyleName());
-    }
-
-    if (style.HasParagraphStyleName())
-    {
-        if (!(compareWith && compareWith->HasParagraphStyleName() && compareWith->GetParagraphStyleName() == style.GetParagraphStyleName()))
-            destStyle.SetParagraphStyleName(style.GetParagraphStyleName());
-    }
-
-    if (style.HasListStyleName())
-    {
-        if (!(compareWith && compareWith->HasListStyleName() && compareWith->GetListStyleName() == style.GetListStyleName()))
-            destStyle.SetListStyleName(style.GetListStyleName());
-    }
-
-    if (style.HasBulletStyle())
-    {
-        if (!(compareWith && compareWith->HasBulletStyle() && compareWith->GetBulletStyle() == style.GetBulletStyle()))
-            destStyle.SetBulletStyle(style.GetBulletStyle());
-    }
-
-    if (style.HasBulletText())
-    {
-        if (!(compareWith && compareWith->HasBulletText() && compareWith->GetBulletText() == style.GetBulletText()))
-        {
-            destStyle.SetBulletText(style.GetBulletText());
-            destStyle.SetBulletFont(style.GetBulletFont());
-        }
-    }
-
-    if (style.HasBulletNumber())
-    {
-        if (!(compareWith && compareWith->HasBulletNumber() && compareWith->GetBulletNumber() == style.GetBulletNumber()))
-            destStyle.SetBulletNumber(style.GetBulletNumber());
-    }
-
-    if (style.HasBulletName())
-    {
-        if (!(compareWith && compareWith->HasBulletName() && compareWith->GetBulletName() == style.GetBulletName()))
-            destStyle.SetBulletName(style.GetBulletName());
-    }
-
-    if (style.HasURL())
-    {
-        if (!(compareWith && compareWith->HasURL() && compareWith->GetURL() == style.GetURL()))
-            destStyle.SetURL(style.GetURL());
-    }
-
-    if (style.HasPageBreak())
-    {
-        if (!(compareWith && compareWith->HasPageBreak()))
-            destStyle.SetPageBreak();
-    }
-
-    if (style.HasTextEffects())
-    {
-        if (!(compareWith && compareWith->HasTextEffects() && compareWith->GetTextEffects() == style.GetTextEffects()))
-        {
-            int destBits = destStyle.GetTextEffects();
-            int destFlags = destStyle.GetTextEffectFlags();
-
-            int srcBits = style.GetTextEffects();
-            int srcFlags = style.GetTextEffectFlags();
-            
-            wxRichTextCombineBitlists(destBits, srcBits, destFlags, srcFlags);
-            
-            destStyle.SetTextEffects(destBits);
-            destStyle.SetTextEffectFlags(destFlags);
-        }
-    }
-
-    if (style.HasOutlineLevel())
-    {
-        if (!(compareWith && compareWith->HasOutlineLevel() && compareWith->GetOutlineLevel() == style.GetOutlineLevel()))
-            destStyle.SetOutlineLevel(style.GetOutlineLevel());
-    }
-
-    return true;
-}
-
-/// Combine two bitlists, specifying the bits of interest with separate flags.
-bool wxRichTextCombineBitlists(int& valueA, int valueB, int& flagsA, int flagsB)
-{
-    // We want to apply B's bits to A, taking into account each's flags which indicate which bits
-    // are to be taken into account. A zero in B's bits should reset that bit in A but only if B's flags
-    // indicate it.
-    
-    // First, reset the 0 bits from B. We make a mask so we're only dealing with B's zero
-    // bits at this point, ignoring any 1 bits in B or 0 bits in B that are not relevant.
-    int valueA2 = ~(~valueB & flagsB) & valueA;
-    
-    // Now combine the 1 bits.
-    int valueA3 = (valueB & flagsB) | valueA2;
-    
-    valueA = valueA3;
-    flagsA = (flagsA | flagsB);
-    
-    return true;
-}
-
-/// Compare two bitlists
-bool wxRichTextBitlistsEqPartial(int valueA, int valueB, int flags)
-{
-    int relevantBitsA = valueA & flags;
-    int relevantBitsB = valueB & flags;
-    return (relevantBitsA != relevantBitsB);
-}
-
-/// Split into paragraph and character styles
-bool wxRichTextSplitParaCharStyles(const wxTextAttrEx& style, wxTextAttrEx& parStyle, wxTextAttrEx& charStyle)
-{
-    wxTextAttrEx defaultCharStyle1(style);
-    wxTextAttrEx defaultParaStyle1(style);
-    defaultCharStyle1.SetFlags(defaultCharStyle1.GetFlags()&wxTEXT_ATTR_CHARACTER);
-    defaultParaStyle1.SetFlags(defaultParaStyle1.GetFlags()&wxTEXT_ATTR_PARAGRAPH);
-
-    wxRichTextApplyStyle(charStyle, defaultCharStyle1);
-    wxRichTextApplyStyle(parStyle, defaultParaStyle1);
-    
-    return true;
-}
-
-void wxSetFontPreservingStyles(wxTextAttr& attr, const wxFont& font)
-{
-    long flags = attr.GetFlags();
-    attr.SetFont(font);
-    attr.SetFlags(flags);
-}
-
-/// Convert a decimal to Roman numerals
-wxString wxRichTextDecimalToRoman(long n)
-{
-    static wxArrayInt decimalNumbers;
-    static wxArrayString romanNumbers;
-
-    // Clean up arrays
-    if (n == -1)
-    {
-        decimalNumbers.Clear();
-        romanNumbers.Clear();
-        return wxEmptyString;
-    }
-
-    if (decimalNumbers.GetCount() == 0)
-    {
-        #define wxRichTextAddDecRom(n, r) decimalNumbers.Add(n); romanNumbers.Add(r);
-
-        wxRichTextAddDecRom(1000, wxT("M"));
-        wxRichTextAddDecRom(900, wxT("CM"));
-        wxRichTextAddDecRom(500, wxT("D"));
-        wxRichTextAddDecRom(400, wxT("CD"));
-        wxRichTextAddDecRom(100, wxT("C"));
-        wxRichTextAddDecRom(90, wxT("XC"));
-        wxRichTextAddDecRom(50, wxT("L"));
-        wxRichTextAddDecRom(40, wxT("XL"));
-        wxRichTextAddDecRom(10, wxT("X"));
-        wxRichTextAddDecRom(9, wxT("IX"));
-        wxRichTextAddDecRom(5, wxT("V"));
-        wxRichTextAddDecRom(4, wxT("IV"));
-        wxRichTextAddDecRom(1, wxT("I"));
-    }
-
-    int i = 0;
-    wxString roman;
-
-    while (n > 0 && i < 13)
-    {
-        if (n >= decimalNumbers[i])
-        {
-            n -= decimalNumbers[i];
-            roman += romanNumbers[i];
-        }
-        else
-        {
-            i ++;
-        }
-    }
-    if (roman.IsEmpty())
-        roman = wxT("0");
-    return roman;
-}
-
-/*!
- * wxRichTextAttr stores attributes without a wxFont object, so is a much more
- * efficient way to query styles.
- */
-
-// ctors
-wxRichTextAttr::wxRichTextAttr(const wxColour& colText,
-               const wxColour& colBack,
-               wxTextAttrAlignment alignment): m_textAlignment(alignment), m_colText(colText), m_colBack(colBack)
-{
-    Init();
-
-    if (m_colText.Ok()) m_flags |= wxTEXT_ATTR_TEXT_COLOUR;
-    if (m_colBack.Ok()) m_flags |= wxTEXT_ATTR_BACKGROUND_COLOUR;
-    if (alignment != wxTEXT_ALIGNMENT_DEFAULT)
-        m_flags |= wxTEXT_ATTR_ALIGNMENT;
-}
-
-wxRichTextAttr::wxRichTextAttr(const wxTextAttrEx& attr)
-{
-    Init();
-
-    (*this) = attr;
-}
-
-wxRichTextAttr::wxRichTextAttr(const wxRichTextAttr& attr)
-{
-    Copy(attr);
-}
-
-// operations
-void wxRichTextAttr::Init()
-{
-    m_textAlignment = wxTEXT_ALIGNMENT_DEFAULT;
-    m_flags = 0;
-    m_leftIndent = 0;
-    m_leftSubIndent = 0;
-    m_rightIndent = 0;
-
-    m_fontSize = 12;
-    m_fontStyle = wxNORMAL;
-    m_fontWeight = wxNORMAL;
-    m_fontUnderlined = false;
-
-    m_paragraphSpacingAfter = 0;
-    m_paragraphSpacingBefore = 0;
-    m_lineSpacing = 0;
-    m_bulletStyle = wxTEXT_ATTR_BULLET_STYLE_NONE;
-    m_textEffects = wxTEXT_ATTR_EFFECT_NONE;
-    m_textEffectFlags = wxTEXT_ATTR_EFFECT_NONE;
-    m_outlineLevel = 0;
-    m_bulletNumber = 0;
-}
-
-// Copy
-void wxRichTextAttr::Copy(const wxRichTextAttr& attr)
-{
-    m_colText = attr.m_colText;
-    m_colBack = attr.m_colBack;
-    m_textAlignment = attr.m_textAlignment;
-    m_leftIndent = attr.m_leftIndent;
-    m_leftSubIndent = attr.m_leftSubIndent;
-    m_rightIndent = attr.m_rightIndent;
-    m_tabs = attr.m_tabs;
-    m_flags = attr.m_flags;
-
-    m_fontSize = attr.m_fontSize;
-    m_fontStyle = attr.m_fontStyle;
-    m_fontWeight = attr.m_fontWeight;
-    m_fontUnderlined = attr.m_fontUnderlined;
-    m_fontFaceName = attr.m_fontFaceName;
-    m_textEffects = attr.m_textEffects;
-    m_textEffectFlags = attr.m_textEffectFlags;
-
-    m_paragraphSpacingAfter = attr.m_paragraphSpacingAfter;
-    m_paragraphSpacingBefore = attr.m_paragraphSpacingBefore;
-    m_lineSpacing = attr.m_lineSpacing;
-    m_characterStyleName = attr.m_characterStyleName;
-    m_paragraphStyleName = attr.m_paragraphStyleName;
-    m_listStyleName = attr.m_listStyleName;
-    m_bulletStyle = attr.m_bulletStyle;
-    m_bulletNumber = attr.m_bulletNumber;
-    m_bulletText = attr.m_bulletText;
-    m_bulletFont = attr.m_bulletFont;
-    m_bulletName = attr.m_bulletName;
-    m_outlineLevel = attr.m_outlineLevel;
-
-    m_urlTarget = attr.m_urlTarget;
-}
-
-// operators
-void wxRichTextAttr::operator= (const wxRichTextAttr& attr)
-{    
-    Copy(attr);
-}
-
-// operators
-void wxRichTextAttr::operator= (const wxTextAttrEx& attr)
-{
-    m_flags = attr.GetFlags();
-
-    m_colText = attr.GetTextColour();
-    m_colBack = attr.GetBackgroundColour();
-    m_textAlignment = attr.GetAlignment();
-    m_leftIndent = attr.GetLeftIndent();
-    m_leftSubIndent = attr.GetLeftSubIndent();
-    m_rightIndent = attr.GetRightIndent();
-    m_tabs = attr.GetTabs();
-    m_textEffects = attr.GetTextEffects();
-    m_textEffectFlags = attr.GetTextEffectFlags();
-
-    m_paragraphSpacingAfter = attr.GetParagraphSpacingAfter();
-    m_paragraphSpacingBefore = attr.GetParagraphSpacingBefore();
-    m_lineSpacing = attr.GetLineSpacing();
-    m_characterStyleName = attr.GetCharacterStyleName();
-    m_paragraphStyleName = attr.GetParagraphStyleName();
-    m_listStyleName = attr.GetListStyleName();
-    m_bulletStyle = attr.GetBulletStyle();
-    m_bulletNumber = attr.GetBulletNumber();
-    m_bulletText = attr.GetBulletText();
-    m_bulletName = attr.GetBulletName();
-    m_bulletFont = attr.GetBulletFont();
-    m_outlineLevel = attr.GetOutlineLevel();
-
-    m_urlTarget = attr.GetURL();
-
-    if (attr.GetFont().Ok())
-        GetFontAttributes(attr.GetFont());
-}
-
-// Making a wxTextAttrEx object.
-wxRichTextAttr::operator wxTextAttrEx () const
-{
-    wxTextAttrEx attr;
-    attr.SetTextColour(GetTextColour());
-    attr.SetBackgroundColour(GetBackgroundColour());
-    attr.SetAlignment(GetAlignment());
-    attr.SetTabs(GetTabs());
-    attr.SetLeftIndent(GetLeftIndent(), GetLeftSubIndent());
-    attr.SetRightIndent(GetRightIndent());
-    attr.SetFont(CreateFont());
-
-    attr.SetParagraphSpacingAfter(m_paragraphSpacingAfter);
-    attr.SetParagraphSpacingBefore(m_paragraphSpacingBefore);
-    attr.SetLineSpacing(m_lineSpacing);
-    attr.SetBulletStyle(m_bulletStyle);
-    attr.SetBulletNumber(m_bulletNumber);
-    attr.SetBulletText(m_bulletText);
-    attr.SetBulletName(m_bulletName);
-    attr.SetBulletFont(m_bulletFont);
-    attr.SetCharacterStyleName(m_characterStyleName);
-    attr.SetParagraphStyleName(m_paragraphStyleName);
-    attr.SetListStyleName(m_listStyleName);
-    attr.SetTextEffects(m_textEffects);
-    attr.SetTextEffectFlags(m_textEffectFlags);
-    attr.SetOutlineLevel(m_outlineLevel);
-
-    attr.SetURL(m_urlTarget);
-
-    attr.SetFlags(GetFlags()); // Important: set after SetFont and others, since they set flags
-    return attr;
-}
-
-// Equality test
-bool wxRichTextAttr::operator== (const wxRichTextAttr& attr) const
-{
-    return  GetFlags() == attr.GetFlags() &&
-
-            GetTextColour() == attr.GetTextColour() &&
-            GetBackgroundColour() == attr.GetBackgroundColour() &&
-
-            GetAlignment() == attr.GetAlignment() &&
-            GetLeftIndent() == attr.GetLeftIndent() &&
-            GetLeftSubIndent() == attr.GetLeftSubIndent() &&
-            GetRightIndent() == attr.GetRightIndent() &&
-            wxRichTextTabsEq(GetTabs(), attr.GetTabs()) &&
-
-            GetParagraphSpacingAfter() == attr.GetParagraphSpacingAfter() &&
-            GetParagraphSpacingBefore() == attr.GetParagraphSpacingBefore() &&
-            GetLineSpacing() == attr.GetLineSpacing() &&
-            GetCharacterStyleName() == attr.GetCharacterStyleName() &&
-            GetParagraphStyleName() == attr.GetParagraphStyleName() &&
-            GetListStyleName() == attr.GetListStyleName() &&
-
-            GetBulletStyle() == attr.GetBulletStyle() &&
-            GetBulletText() == attr.GetBulletText() &&
-            GetBulletNumber() == attr.GetBulletNumber() &&
-            GetBulletFont() == attr.GetBulletFont() &&
-            GetBulletName() == attr.GetBulletName() &&
-
-            GetTextEffects() == attr.GetTextEffects() &&
-            GetTextEffectFlags() == attr.GetTextEffectFlags() &&
-
-            GetOutlineLevel() == attr.GetOutlineLevel() &&
-
-            GetFontSize() == attr.GetFontSize() &&
-            GetFontStyle() == attr.GetFontStyle() &&
-            GetFontWeight() == attr.GetFontWeight() &&
-            GetFontUnderlined() == attr.GetFontUnderlined() &&
-            GetFontFaceName() == attr.GetFontFaceName() &&
-            
-            GetURL() == attr.GetURL();
-}
-
-// Create font from font attributes.
-wxFont wxRichTextAttr::CreateFont() const
-{
-    wxFont font(m_fontSize, wxDEFAULT, m_fontStyle, m_fontWeight, m_fontUnderlined, m_fontFaceName);
-#ifdef __WXMAC__
-    font.SetNoAntiAliasing(true);
-#endif
-    return font;
-}
-
-// Get attributes from font.
-bool wxRichTextAttr::GetFontAttributes(const wxFont& font)
-{
-    if (!font.Ok())
-        return false;
-
-    m_fontSize = font.GetPointSize();
-    m_fontStyle = font.GetStyle();
-    m_fontWeight = font.GetWeight();
-    m_fontUnderlined = font.GetUnderlined();
-    m_fontFaceName = font.GetFaceName();
-
-    return true;
-}
-
-wxRichTextAttr wxRichTextAttr::Combine(const wxRichTextAttr& attr,
-                               const wxRichTextAttr& attrDef,
-                               const wxTextCtrlBase *text)
-{
-    wxColour colFg = attr.GetTextColour();
-    if ( !colFg.Ok() )
-    {
-        colFg = attrDef.GetTextColour();
-
-        if ( text && !colFg.Ok() )
-            colFg = text->GetForegroundColour();
-    }
-
-    wxColour colBg = attr.GetBackgroundColour();
-    if ( !colBg.Ok() )
-    {
-        colBg = attrDef.GetBackgroundColour();
-
-        if ( text && !colBg.Ok() )
-            colBg = text->GetBackgroundColour();
-    }
-
-    wxRichTextAttr newAttr(colFg, colBg);
-
-    if (attr.HasWeight())
-        newAttr.SetFontWeight(attr.GetFontWeight());
-
-    if (attr.HasSize())
-        newAttr.SetFontSize(attr.GetFontSize());
-
-    if (attr.HasItalic())
-        newAttr.SetFontStyle(attr.GetFontStyle());
-
-    if (attr.HasUnderlined())
-        newAttr.SetFontUnderlined(attr.GetFontUnderlined());
-
-    if (attr.HasFaceName())
-        newAttr.SetFontFaceName(attr.GetFontFaceName());
-
-    if (attr.HasAlignment())
-        newAttr.SetAlignment(attr.GetAlignment());
-    else if (attrDef.HasAlignment())
-        newAttr.SetAlignment(attrDef.GetAlignment());
-
-    if (attr.HasTabs())
-        newAttr.SetTabs(attr.GetTabs());
-    else if (attrDef.HasTabs())
-        newAttr.SetTabs(attrDef.GetTabs());
-
-    if (attr.HasLeftIndent())
-        newAttr.SetLeftIndent(attr.GetLeftIndent(), attr.GetLeftSubIndent());
-    else if (attrDef.HasLeftIndent())
-        newAttr.SetLeftIndent(attrDef.GetLeftIndent(), attr.GetLeftSubIndent());
-
-    if (attr.HasRightIndent())
-        newAttr.SetRightIndent(attr.GetRightIndent());
-    else if (attrDef.HasRightIndent())
-        newAttr.SetRightIndent(attrDef.GetRightIndent());
-
-    // NEW ATTRIBUTES
-
-    if (attr.HasParagraphSpacingAfter())
-        newAttr.SetParagraphSpacingAfter(attr.GetParagraphSpacingAfter());
-
-    if (attr.HasParagraphSpacingBefore())
-        newAttr.SetParagraphSpacingBefore(attr.GetParagraphSpacingBefore());
-
-    if (attr.HasLineSpacing())
-        newAttr.SetLineSpacing(attr.GetLineSpacing());
-
-    if (attr.HasCharacterStyleName())
-        newAttr.SetCharacterStyleName(attr.GetCharacterStyleName());
-
-    if (attr.HasParagraphStyleName())
-        newAttr.SetParagraphStyleName(attr.GetParagraphStyleName());
-
-    if (attr.HasListStyleName())
-        newAttr.SetListStyleName(attr.GetListStyleName());
-
-    if (attr.HasBulletStyle())
-        newAttr.SetBulletStyle(attr.GetBulletStyle());
-
-    if (attr.HasBulletNumber())
-        newAttr.SetBulletNumber(attr.GetBulletNumber());
-
-    if (attr.HasBulletName())
-        newAttr.SetBulletName(attr.GetBulletName());
-
-    if (attr.HasBulletText())
-    {
-        newAttr.SetBulletText(attr.GetBulletText());
-        newAttr.SetBulletFont(attr.GetBulletFont());
-    }
-
-    if (attr.HasURL())
-        newAttr.SetURL(attr.GetURL());
-
-    if (attr.HasPageBreak())
-        newAttr.SetPageBreak();
-
-    if (attr.HasTextEffects())
-    {
-        newAttr.SetTextEffects(attr.GetTextEffects());
-        newAttr.SetTextEffectFlags(attr.GetTextEffectFlags());
-    }
-
-    if (attr.HasOutlineLevel())
-        newAttr.SetOutlineLevel(attr.GetOutlineLevel());
-
-    return newAttr;
-}
-
-/*!
- * wxTextAttrEx is an extended version of wxTextAttr with more paragraph attributes.
- */
-
-wxTextAttrEx::wxTextAttrEx(const wxTextAttrEx& attr): wxTextAttr()
-{
-    Copy(attr);
-}
-
-// Initialise this object.
-void wxTextAttrEx::Init()
-{
-    m_paragraphSpacingAfter = 0;
-    m_paragraphSpacingBefore = 0;
-    m_lineSpacing = 0;
-    m_bulletStyle = wxTEXT_ATTR_BULLET_STYLE_NONE;
-    m_textEffects = wxTEXT_ATTR_EFFECT_NONE;
-    m_textEffectFlags = wxTEXT_ATTR_EFFECT_NONE;
-    m_bulletNumber = 0;
-    m_outlineLevel = 0;
-}
-
-// Copy
-void wxTextAttrEx::Copy(const wxTextAttrEx& attr)
-{
-    wxTextAttr::operator= (attr);
-
-    m_paragraphSpacingAfter = attr.m_paragraphSpacingAfter;
-    m_paragraphSpacingBefore = attr.m_paragraphSpacingBefore;
-    m_lineSpacing = attr.m_lineSpacing;
-    m_characterStyleName = attr.m_characterStyleName;
-    m_paragraphStyleName = attr.m_paragraphStyleName;
-    m_listStyleName = attr.m_listStyleName;
-    m_bulletStyle = attr.m_bulletStyle;
-    m_bulletNumber = attr.m_bulletNumber;
-    m_bulletText = attr.m_bulletText;
-    m_bulletFont = attr.m_bulletFont;
-    m_bulletName = attr.m_bulletName;
-    m_urlTarget = attr.m_urlTarget;
-    m_textEffects = attr.m_textEffects;
-    m_textEffectFlags = attr.m_textEffectFlags;
-    m_outlineLevel = attr.m_outlineLevel;
-}
-
-// Assignment from a wxTextAttrEx object
-void wxTextAttrEx::operator= (const wxTextAttrEx& attr)
-{
-    Copy(attr);
-}
-
-// Assignment from a wxTextAttr object.
-void wxTextAttrEx::operator= (const wxTextAttr& attr)
-{
-    wxTextAttr::operator= (attr);
-}
-
-// Equality test
-bool wxTextAttrEx::operator== (const wxTextAttrEx& attr) const
-{
-    return (
-        GetFlags() == attr.GetFlags() &&
-        GetTextColour() == attr.GetTextColour() &&
-        GetBackgroundColour() == attr.GetBackgroundColour() &&
-        GetFont() == attr.GetFont() &&
-        GetTextEffects() == attr.GetTextEffects() &&
-        GetTextEffectFlags() == attr.GetTextEffectFlags() &&
-        GetAlignment() == attr.GetAlignment() &&
-        GetLeftIndent() == attr.GetLeftIndent() &&
-        GetRightIndent() == attr.GetRightIndent() &&
-        GetLeftSubIndent() == attr.GetLeftSubIndent() &&
-        wxRichTextTabsEq(GetTabs(), attr.GetTabs()) &&
-        GetLineSpacing() == attr.GetLineSpacing() &&
-        GetParagraphSpacingAfter() == attr.GetParagraphSpacingAfter() &&
-        GetParagraphSpacingBefore() == attr.GetParagraphSpacingBefore() &&
-        GetBulletStyle() == attr.GetBulletStyle() &&
-        GetBulletNumber() == attr.GetBulletNumber() &&
-        GetBulletText() == attr.GetBulletText() &&
-        GetBulletName() == attr.GetBulletName() &&
-        GetBulletFont() == attr.GetBulletFont() &&
-        GetCharacterStyleName() == attr.GetCharacterStyleName() &&
-        GetParagraphStyleName() == attr.GetParagraphStyleName() &&
-        GetListStyleName() == attr.GetListStyleName() &&
-        GetOutlineLevel() == attr.GetOutlineLevel() &&
-        GetURL() == attr.GetURL());
-}
-
-wxTextAttrEx wxTextAttrEx::CombineEx(const wxTextAttrEx& attr,
-                               const wxTextAttrEx& attrDef,
-                               const wxTextCtrlBase *text)
-{
-    wxTextAttrEx newAttr;
-
-    // If attr specifies the complete font, just use that font, overriding all
-    // default font attributes.
-    if ((attr.GetFlags() & wxTEXT_ATTR_FONT) == wxTEXT_ATTR_FONT)
-        newAttr.SetFont(attr.GetFont());
-    else
-    {
-        // First find the basic, default font
-        long flags = 0;
-
-        wxFont font;
-        if (attrDef.HasFont())
-        {
-            flags = (attrDef.GetFlags() & wxTEXT_ATTR_FONT);
-            font = attrDef.GetFont();
-        }
-        else
-        {
-            if (text)
-                font = text->GetFont();
-
-            // We leave flags at 0 because no font attributes have been specified yet
-        }
-        if (!font.Ok())
-            font = *wxNORMAL_FONT;
-
-        // Otherwise, if there are font attributes in attr, apply them
-        if (attr.GetFlags() & wxTEXT_ATTR_FONT)
-        {
-            if (attr.HasSize())
-            {
-                flags |= wxTEXT_ATTR_FONT_SIZE;
-                font.SetPointSize(attr.GetFont().GetPointSize());
-            }
-            if (attr.HasItalic())
-            {
-                flags |= wxTEXT_ATTR_FONT_ITALIC;;
-                font.SetStyle(attr.GetFont().GetStyle());
-            }
-            if (attr.HasWeight())
-            {
-                flags |= wxTEXT_ATTR_FONT_WEIGHT;
-                font.SetWeight(attr.GetFont().GetWeight());
-            }
-            if (attr.HasFaceName())
-            {
-                flags |= wxTEXT_ATTR_FONT_FACE;
-                font.SetFaceName(attr.GetFont().GetFaceName());
-            }
-            if (attr.HasUnderlined())
-            {
-                flags |= wxTEXT_ATTR_FONT_UNDERLINE;
-                font.SetUnderlined(attr.GetFont().GetUnderlined());
-            }
-            newAttr.SetFont(font);
-            newAttr.SetFlags(newAttr.GetFlags()|flags);
-        }
-    }
-
-    // TODO: should really check we are specifying these in the flags,
-    // before setting them, as per above; or we will set them willy-nilly.
-    // However, we should also check whether this is the intention
-    // as per wxTextAttr::Combine, i.e. always to have valid colours
-    // in the style.
-    wxColour colFg = attr.GetTextColour();
-    if ( !colFg.Ok() )
-    {
-        colFg = attrDef.GetTextColour();
-
-        if ( text && !colFg.Ok() )
-            colFg = text->GetForegroundColour();
-    }
-
-    wxColour colBg = attr.GetBackgroundColour();
-    if ( !colBg.Ok() )
-    {
-        colBg = attrDef.GetBackgroundColour();
-
-        if ( text && !colBg.Ok() )
-            colBg = text->GetBackgroundColour();
-    }
-
-    newAttr.SetTextColour(colFg);
-    newAttr.SetBackgroundColour(colBg);
-
-    if (attr.HasAlignment())
-        newAttr.SetAlignment(attr.GetAlignment());
-    else if (attrDef.HasAlignment())
-        newAttr.SetAlignment(attrDef.GetAlignment());
-
-    if (attr.HasTabs())
-        newAttr.SetTabs(attr.GetTabs());
-    else if (attrDef.HasTabs())
-        newAttr.SetTabs(attrDef.GetTabs());
-
-    if (attr.HasLeftIndent())
-        newAttr.SetLeftIndent(attr.GetLeftIndent(), attr.GetLeftSubIndent());
-    else if (attrDef.HasLeftIndent())
-        newAttr.SetLeftIndent(attrDef.GetLeftIndent(), attr.GetLeftSubIndent());
-
-    if (attr.HasRightIndent())
-        newAttr.SetRightIndent(attr.GetRightIndent());
-    else if (attrDef.HasRightIndent())
-        newAttr.SetRightIndent(attrDef.GetRightIndent());
-
-    // NEW ATTRIBUTES
-
-    if (attr.HasParagraphSpacingAfter())
-        newAttr.SetParagraphSpacingAfter(attr.GetParagraphSpacingAfter());
-
-    if (attr.HasParagraphSpacingBefore())
-        newAttr.SetParagraphSpacingBefore(attr.GetParagraphSpacingBefore());
-
-    if (attr.HasLineSpacing())
-        newAttr.SetLineSpacing(attr.GetLineSpacing());
-
-    if (attr.HasCharacterStyleName())
-        newAttr.SetCharacterStyleName(attr.GetCharacterStyleName());
-
-    if (attr.HasParagraphStyleName())
-        newAttr.SetParagraphStyleName(attr.GetParagraphStyleName());
-
-    if (attr.HasListStyleName())
-        newAttr.SetListStyleName(attr.GetListStyleName());
-
-    if (attr.HasBulletStyle())
-        newAttr.SetBulletStyle(attr.GetBulletStyle());
-
-    if (attr.HasBulletNumber())
-        newAttr.SetBulletNumber(attr.GetBulletNumber());
-
-    if (attr.HasBulletName())
-        newAttr.SetBulletName(attr.GetBulletName());
-
-    if (attr.HasBulletText())
-    {
-        newAttr.SetBulletText(attr.GetBulletText());
-        newAttr.SetBulletFont(attr.GetBulletFont());
-    }
-
-    if (attr.HasURL())
-        newAttr.SetURL(attr.GetURL());
-
-    if (attr.HasTextEffects())
-    {
-        newAttr.SetTextEffects(attr.GetTextEffects());
-        newAttr.SetTextEffectFlags(attr.GetTextEffectFlags());
-    }
-
-    if (attr.HasOutlineLevel())
-        newAttr.SetOutlineLevel(attr.GetOutlineLevel());
-
-    return newAttr;
-}
-
-
-/*!
- * wxRichTextFileHandler
- * Base class for file handlers
- */
-
-IMPLEMENT_CLASS(wxRichTextFileHandler, wxObject)
-
-#if wxUSE_STREAMS
-bool wxRichTextFileHandler::LoadFile(wxRichTextBuffer *buffer, const wxString& filename)
-{
-    wxFFileInputStream stream(filename);
-    if (stream.Ok())
-        return LoadFile(buffer, stream);
-
-    return false;
-}
-
-bool wxRichTextFileHandler::SaveFile(wxRichTextBuffer *buffer, const wxString& filename)
-{
-    wxFFileOutputStream stream(filename);
-    if (stream.Ok())
-        return SaveFile(buffer, stream);
-
-    return false;
-}
-#endif // wxUSE_STREAMS
-
-/// Can we handle this filename (if using files)? By default, checks the extension.
-bool wxRichTextFileHandler::CanHandle(const wxString& filename) const
-{
-    wxString path, file, ext;
-    wxSplitPath(filename, & path, & file, & ext);
-
-    return (ext.Lower() == GetExtension());
-}
-
-/*!
- * wxRichTextTextHandler
- * Plain text handler
- */
-
-IMPLEMENT_CLASS(wxRichTextPlainTextHandler, wxRichTextFileHandler)
-
-#if wxUSE_STREAMS
-bool wxRichTextPlainTextHandler::DoLoadFile(wxRichTextBuffer *buffer, wxInputStream& stream)
-{
-    if (!stream.IsOk())
-        return false;
-
-    wxString str;
-    int lastCh = 0;
-
-    while (!stream.Eof())
-    {
-        int ch = stream.GetC();
+    while (!stream.Eof())
+    {
+        int ch = stream.GetC();
 
         if (!stream.Eof())
         {
@@ -7855,7 +6916,7 @@ bool wxRichTextPlainTextHandler::DoSaveFile(wxRichTextBuffer *buffer, wxOutputSt
 
     wxString newLine = wxRichTextLineBreakChar;
     text.Replace(newLine, wxT("\n"));
-    
+
     wxCharBuffer buf = text.ToAscii();
 
     stream.Write((const char*) buf, text.length());
@@ -8050,16 +7111,33 @@ bool wxRichTextImageBlock::Load(wxImage& image)
 // Write data in hex to a stream
 bool wxRichTextImageBlock::WriteHex(wxOutputStream& stream)
 {
-    wxString hex;
-    int i;
-    for (i = 0; i < (int) m_dataSize; i++)
+    const int bufSize = 512;
+    char buf[bufSize+1];
+
+    int left = m_dataSize;
+    int n, i, j;
+    j = 0;
+    while (left > 0)
     {
-        hex = wxDecToHex(m_data[i]);
-        wxCharBuffer buf = hex.ToAscii();
+        if (left*2 > bufSize)
+        {
+            n = bufSize; left -= (bufSize/2);
+        }
+        else
+        {
+            n = left*2; left = 0;
+        }
 
-        stream.Write((const char*) buf, hex.length());
-    }
+        char* b = buf;
+        for (i = 0; i < (n/2); i++)
+        {
+            wxDecToHex(m_data[j], b, b+1);
+            b += 2; j ++;
+        }
 
+        buf[n] = 0;
+        stream.Write((const char*) buf, n);
+    }
     return true;
 }
 
@@ -8071,13 +7149,13 @@ bool wxRichTextImageBlock::ReadHex(wxInputStream& stream, int length, int imageT
     if (m_data)
         delete[] m_data;
 
-    wxString str(wxT("  "));
+    wxChar str[2];
     m_data = new unsigned char[dataSize];
     int i;
     for (i = 0; i < dataSize; i ++)
     {
-        str[0] = stream.GetC();
-        str[1] = stream.GetC();
+        str[0] = (char)stream.GetC();
+        str[1] = (char)stream.GetC();
 
         m_data[i] = (unsigned char)wxHexToDec(str);
     }
@@ -8255,5 +7333,84 @@ bool wxRichTextBufferDataObject::SetData(size_t WXUNUSED(len), const void *buf)
 #endif
     // wxUSE_DATAOBJ
 
+
+/*
+ * wxRichTextFontTable
+ * Manages quick access to a pool of fonts for rendering rich text
+ */
+
+WX_DECLARE_STRING_HASH_MAP_WITH_DECL(wxFont, wxRichTextFontTableHashMap, class WXDLLIMPEXP_RICHTEXT);
+
+class wxRichTextFontTableData: public wxObjectRefData
+{
+public:
+    wxRichTextFontTableData() {}
+
+    wxFont FindFont(const wxTextAttr& fontSpec);
+
+    wxRichTextFontTableHashMap  m_hashMap;
+};
+
+wxFont wxRichTextFontTableData::FindFont(const wxTextAttr& fontSpec)
+{
+    wxString facename(fontSpec.GetFontFaceName());
+    wxString spec(wxString::Format(wxT("%d-%d-%d-%d-%s-%d"), fontSpec.GetFontSize(), fontSpec.GetFontStyle(), fontSpec.GetFontWeight(), (int) fontSpec.GetFontUnderlined(), facename.c_str(), (int) fontSpec.GetFontEncoding()));
+    wxRichTextFontTableHashMap::iterator entry = m_hashMap.find(spec);
+
+    if ( entry == m_hashMap.end() )
+    {
+        wxFont font(fontSpec.GetFontSize(), wxDEFAULT, fontSpec.GetFontStyle(), fontSpec.GetFontWeight(), fontSpec.GetFontUnderlined(), facename.c_str());
+        m_hashMap[spec] = font;
+        return font;
+    }
+    else
+    {
+        return entry->second;
+    }
+}
+
+IMPLEMENT_DYNAMIC_CLASS(wxRichTextFontTable, wxObject)
+
+wxRichTextFontTable::wxRichTextFontTable()
+{
+    m_refData = new wxRichTextFontTableData;
+}
+
+wxRichTextFontTable::wxRichTextFontTable(const wxRichTextFontTable& table)
+{
+    (*this) = table;
+}
+
+wxRichTextFontTable::~wxRichTextFontTable()
+{
+    UnRef();
+}
+
+bool wxRichTextFontTable::operator == (const wxRichTextFontTable& table) const
+{
+    return (m_refData == table.m_refData);
+}
+
+void wxRichTextFontTable::operator= (const wxRichTextFontTable& table)
+{
+    Ref(table);
+}
+
+wxFont wxRichTextFontTable::FindFont(const wxTextAttr& fontSpec)
+{
+    wxRichTextFontTableData* data = (wxRichTextFontTableData*) m_refData;
+    if (data)
+        return data->FindFont(fontSpec);
+    else
+        return wxFont();
+}
+
+void wxRichTextFontTable::Clear()
+{
+    wxRichTextFontTableData* data = (wxRichTextFontTableData*) m_refData;
+    if (data)
+        data->m_hashMap.clear();
+}
+
 #endif
     // wxUSE_RICHTEXT