]> git.saurik.com Git - wxWidgets.git/blobdiff - src/richtext/richtextxml.cpp
fixed wxOverlay to handle wxWindowDC/wxClientDC in the same way wxMac does
[wxWidgets.git] / src / richtext / richtextxml.cpp
index 516fb41a28433eb3a3eb8c69fb3283114f7c268a..82170da836ca6d60d28a2ec7663425d90bc98926 100644 (file)
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        richtext/richtextxml.cpp
+// Name:        src/richtext/richtextxml.cpp
 // Purpose:     XML and HTML I/O for wxRichTextCtrl
 // Author:      Julian Smart
 // Modified by:
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__
-  #pragma hdrstop
+    #pragma hdrstop
 #endif
 
-#ifndef WX_PRECOMP
-  #include "wx/wx.h"
-#endif
+#if wxUSE_RICHTEXT && wxUSE_XML
 
-#include "wx/image.h"
+#include "wx/richtext/richtextxml.h"
 
-#if wxUSE_RICHTEXT
+#ifndef WX_PRECOMP
+    #include "wx/intl.h"
+    #include "wx/module.h"
+#endif
 
 #include "wx/filename.h"
 #include "wx/clipbrd.h"
 #include "wx/wfstream.h"
 #include "wx/sstream.h"
-#include "wx/module.h"
 #include "wx/txtstrm.h"
+#include "wx/tokenzr.h"
 #include "wx/xml/xml.h"
 
-#include "wx/richtext/richtextxml.h"
-
 IMPLEMENT_DYNAMIC_CLASS(wxRichTextXMLHandler, wxRichTextFileHandler)
 
 #if wxUSE_STREAMS
@@ -42,12 +41,19 @@ bool wxRichTextXMLHandler::DoLoadFile(wxRichTextBuffer *buffer, wxInputStream& s
     if (!stream.IsOk())
         return false;
 
-    buffer->Clear();
+    buffer->ResetAndClearCommands();
 
     wxXmlDocument* xmlDoc = new wxXmlDocument;
     bool success = true;
 
-    if (!xmlDoc->Load(stream, wxT("ISO-8859-1")))
+    // This is the encoding to convert to (memory encoding rather than file encoding)
+    wxString encoding(wxT("UTF-8"));
+
+#if !wxUSE_UNICODE && wxUSE_INTL
+    encoding = wxLocale::GetSystemEncodingName();
+#endif
+
+    if (!xmlDoc->Load(stream, encoding))
     {
         success = false;
     }
@@ -93,6 +99,9 @@ bool wxRichTextXMLHandler::ImportXML(wxRichTextBuffer* buffer, wxXmlNode* node)
 
     if (name == wxT("paragraphlayout"))
     {
+        wxString partial = node->GetPropVal(wxT("partialparagraph"), wxEmptyString);
+        if (partial == wxT("true"))
+            buffer->SetPartialParagraph(true);
     }
     else if (name == wxT("paragraph"))
     {
@@ -117,19 +126,13 @@ bool wxRichTextXMLHandler::ImportXML(wxRichTextBuffer* buffer, wxXmlNode* node)
                         wxString text2 = textChild->GetContent();
 
                         // Strip whitespace from end
-                        if (text2.Length() > 0 && text2[text2.Length()-1] == wxT('\n'))
-                            text2 = text2.Mid(0, text2.Length()-1);
+                        if (!text2.empty() && text2[text2.length()-1] == wxT('\n'))
+                            text2 = text2.Mid(0, text2.length()-1);
 
-                        if (text2.Length() > 0 && text2[0] == wxT('"'))
+                        if (!text2.empty() && text2[0] == wxT('"'))
                             text2 = text2.Mid(1);
-                        if (text2.Length() > 0 && text2[text2.Length()-1] == wxT('"'))
-                            text2 = text2.Mid(0, text2.Length() - 1);
-
-                        // TODO: further entity translation
-                        text2.Replace(wxT("&lt;"), wxT("<"));
-                        text2.Replace(wxT("&gt;"), wxT(">"));
-                        text2.Replace(wxT("&amp;"), wxT("&"));
-                        text2.Replace(wxT("&quot;"), wxT("\""));
+                        if (!text2.empty() && text2[text2.length()-1] == wxT('"'))
+                            text2 = text2.Mid(0, text2.length() - 1);
 
                         text += text2;
                     }
@@ -141,6 +144,30 @@ bool wxRichTextXMLHandler::ImportXML(wxRichTextBuffer* buffer, wxXmlNode* node)
 
                 para->AppendChild(textObject);
             }
+            else if (childName == wxT("symbol"))
+            {
+                // This is a symbol that XML can't read in the normal way
+                wxString text;
+                wxXmlNode* textChild = child->GetChildren();
+                while (textChild)
+                {
+                    if (textChild->GetType() == wxXML_TEXT_NODE ||
+                        textChild->GetType() == wxXML_CDATA_SECTION_NODE)
+                    {
+                        wxString text2 = textChild->GetContent();
+                        text += text2;
+                    }
+                    textChild = textChild->GetNext();
+                }
+                
+                wxString actualText;
+                actualText << (wxChar) wxAtoi(text);
+
+                wxRichTextPlainText* textObject = new wxRichTextPlainText(actualText, para);
+                GetStyle(textObject->GetAttributes(), child, false);
+
+                para->AppendChild(textObject);
+            }
             else if (childName == wxT("image"))
             {
                 int imageType = wxBITMAP_TYPE_PNG;
@@ -175,7 +202,7 @@ bool wxRichTextXMLHandler::ImportXML(wxRichTextBuffer* buffer, wxXmlNode* node)
 
                     wxStringInputStream strStream(data);
 
-                    imageObj->GetImageBlock().ReadHex(strStream, data.Length(), imageType);
+                    imageObj->GetImageBlock().ReadHex(strStream, data.length(), imageType);
                 }
             }
             child = child->GetNext();
@@ -183,6 +210,27 @@ bool wxRichTextXMLHandler::ImportXML(wxRichTextBuffer* buffer, wxXmlNode* node)
 
         doneChildren = true;
     }
+    else if (name == wxT("stylesheet"))
+    {
+        if (GetFlags() & wxRICHTEXT_HANDLER_INCLUDE_STYLESHEET)
+        {
+            wxRichTextStyleSheet* sheet = new wxRichTextStyleSheet;
+            
+            wxXmlNode* child = node->GetChildren();
+            while (child)
+            {
+                ImportStyleDefinition(sheet, child);
+                
+                child = child->GetNext();
+            }
+            
+            // Notify that styles have changed. If this is vetoed by the app,
+            // the new sheet will be deleted. If it is not vetoed, the
+            // old sheet will be deleted and replaced with the new one.
+            buffer->SetStyleSheetAndNotify(sheet);
+        }
+        doneChildren = true;
+    }
 
     if (!doneChildren)
     {
@@ -197,6 +245,94 @@ bool wxRichTextXMLHandler::ImportXML(wxRichTextBuffer* buffer, wxXmlNode* node)
     return true;
 }
 
+bool wxRichTextXMLHandler::ImportStyleDefinition(wxRichTextStyleSheet* sheet, wxXmlNode* node)
+{
+    wxString styleType = node->GetName();    
+    wxString styleName = node->GetPropVal(wxT("name"), wxEmptyString);
+    wxString baseStyleName = node->GetPropVal(wxT("basestyle"), wxEmptyString);
+    
+    if (styleName.IsEmpty())
+        return false;
+    
+    if (styleType == wxT("characterstyle"))
+    {
+        wxRichTextCharacterStyleDefinition* def = new wxRichTextCharacterStyleDefinition(styleName);
+        def->SetBaseStyle(baseStyleName);
+
+        wxXmlNode* child = node->GetChildren();
+        while (child)
+        {
+            if (child->GetName() == wxT("style"))
+            {
+                wxTextAttrEx attr;
+                GetStyle(attr, child, false);
+                def->SetStyle(attr);
+            }
+            child = child->GetNext();
+        }
+        
+        sheet->AddCharacterStyle(def);
+    }
+    else if (styleType == wxT("paragraphstyle"))
+    {
+        wxRichTextParagraphStyleDefinition* def = new wxRichTextParagraphStyleDefinition(styleName);
+
+        wxString nextStyleName = node->GetPropVal(wxT("nextstyle"), wxEmptyString);
+        def->SetNextStyle(nextStyleName);
+        def->SetBaseStyle(baseStyleName);
+
+        wxXmlNode* child = node->GetChildren();
+        while (child)
+        {
+            if (child->GetName() == wxT("style"))
+            {
+                wxTextAttrEx attr;
+                GetStyle(attr, child, false);
+                def->SetStyle(attr);
+            }
+            child = child->GetNext();
+        }
+
+        sheet->AddParagraphStyle(def);
+    }
+    else if (styleType == wxT("liststyle"))
+    {
+        wxRichTextListStyleDefinition* def = new wxRichTextListStyleDefinition(styleName);
+
+        wxString nextStyleName = node->GetPropVal(wxT("nextstyle"), wxEmptyString);
+        def->SetNextStyle(nextStyleName);
+        def->SetBaseStyle(baseStyleName);
+
+        wxXmlNode* child = node->GetChildren();
+        while (child)
+        {
+            if (child->GetName() == wxT("style"))
+            {
+                wxTextAttrEx attr;
+                GetStyle(attr, child, false);
+
+                wxString styleLevel = child->GetPropVal(wxT("level"), wxEmptyString);
+                if (styleLevel.IsEmpty())
+                {                
+                    def->SetStyle(attr);
+                }
+                else
+                {
+                    int level = wxAtoi(styleLevel);
+                    if (level > 0 && level <= 10)
+                    {
+                        def->SetLevelAttributes(level-1, attr);
+                    }
+                }
+            }
+            child = child->GetNext();
+        }
+
+        sheet->AddListStyle(def);
+    }
+    
+    return true;
+}
 
 //-----------------------------------------------------------------------------
 //  xml support routines
@@ -257,14 +393,31 @@ wxString wxRichTextXMLHandler::GetText(wxXmlNode *node, const wxString& param, b
     return str1;
 }
 
+// For use with earlier versions of wxWidgets
+#ifndef WXUNUSED_IN_UNICODE
+#if wxUSE_UNICODE
+#define WXUNUSED_IN_UNICODE(x) WXUNUSED(x)
+#else
+#define WXUNUSED_IN_UNICODE(x) x
+#endif
+#endif
+
 // write string to output:
 inline static void OutputString(wxOutputStream& stream, const wxString& str,
                                 wxMBConv *WXUNUSED_IN_UNICODE(convMem) = NULL, wxMBConv *convFile = NULL)
 {
     if (str.empty()) return;
 #if wxUSE_UNICODE
-    const wxWX2MBbuf buf(str.mb_str(convFile ? *convFile : wxConvUTF8));
-    stream.Write((const char*)buf, strlen((const char*)buf));
+    if (convFile)
+    {
+        const wxWX2MBbuf buf(str.mb_str(*convFile));
+        stream.Write((const char*)buf, strlen((const char*)buf));
+    }
+    else
+    {
+        const wxWX2MBbuf buf(str.mb_str(wxConvUTF8));
+        stream.Write((const char*)buf, strlen((const char*)buf));
+    }
 #else
     if ( convFile == NULL )
         stream.Write(str.mb_str(), str.Len());
@@ -290,8 +443,13 @@ static void OutputStringEnt(wxOutputStream& stream, const wxString& str,
     for (i = 0; i < len; i++)
     {
         c = str.GetChar(i);
+
+        // Original code excluded "&amp;" but we _do_ want to convert
+        // the ampersand beginning &amp; because otherwise when read in,
+        // the original "&amp;" becomes "&".
+
         if (c == wxT('<') || c == wxT('>') || c == wxT('"') ||
-            (c == wxT('&') && (str.Mid(i+1, 4) != wxT("amp;"))))
+            (c == wxT('&') /* && (str.Mid(i+1, 4) != wxT("amp;")) */ ))
         {
             OutputString(stream, str.Mid(last, i - last), convMem, convFile);
             switch (c)
@@ -312,6 +470,16 @@ static void OutputStringEnt(wxOutputStream& stream, const wxString& str,
             }
             last = i + 1;
         }
+        else if (wxUChar(c) > 127)
+        {
+            OutputString(stream, str.Mid(last, i - last), convMem, convFile);
+
+            wxString s(wxT("&#"));
+            s << (int) c;
+            s << wxT(";");
+            OutputString(stream, s, NULL, NULL);
+            last = i + 1;
+        }
     }
     OutputString(stream, str.Mid(last, i - last), convMem, convFile);
 }
@@ -324,26 +492,6 @@ inline static void OutputIndentation(wxOutputStream& stream, int indent)
     OutputString(stream, str, NULL, NULL);
 }
 
-static wxOutputStream& operator <<(wxOutputStream& stream, const wxString& s)
-{
-    stream.Write(s, s.Length());
-    return stream;
-}
-
-static wxOutputStream& operator <<(wxOutputStream& stream, long l)
-{
-    wxString str;
-    str.Printf(wxT("%ld"), l);
-    return stream << str;
-}
-
-static wxOutputStream& operator <<(wxOutputStream& stream, const char c)
-{
-    wxString str;
-    str.Printf(wxT("%c"), c);
-    return stream << str;
-}
-
 // Convert a colour to a 6-digit hex string
 static wxString ColourToHexString(const wxColour& col)
 {
@@ -357,7 +505,7 @@ static wxString ColourToHexString(const wxColour& col)
 }
 
 // Convert 6-digit hex string to a colour
-wxColour HexStringToColour(const wxString& hex)
+static wxColour HexStringToColour(const wxString& hex)
 {
     unsigned char r = (unsigned char)wxHexToDec(hex.Mid(0, 2));
     unsigned char g = (unsigned char)wxHexToDec(hex.Mid(2, 2));
@@ -372,41 +520,95 @@ bool wxRichTextXMLHandler::DoSaveFile(wxRichTextBuffer *buffer, wxOutputStream&
         return false;
 
     wxString version(wxT("1.0") ) ;
+
+    bool deleteConvFile = false;
+    wxString fileEncoding;
+    wxMBConv* convFile = NULL;
+
 #if wxUSE_UNICODE
-    wxString fileencoding(wxT("UTF-8")) ;
-    wxString memencoding(wxT("UTF-8")) ;
+    fileEncoding = wxT("UTF-8");
+    convFile = & wxConvUTF8;
 #else
-    wxString fileencoding(wxT("ISO-8859-1")) ;
-    wxString memencoding(wxT("ISO-8859-1")) ;
+    fileEncoding = wxT("ISO-8859-1");
+    convFile = & wxConvISO8859_1;
 #endif
-    wxString s ;
 
-    wxMBConv *convMem = NULL, *convFile = NULL;
+    // If SetEncoding has been called, change the output encoding.
+    if (!m_encoding.empty() && m_encoding.Lower() != fileEncoding.Lower())
+    {
+        if (m_encoding == wxT("<System>"))
+        {
+            fileEncoding = wxLocale::GetSystemEncodingName();
+        }
+        else
+        {
+            fileEncoding = m_encoding;
+        }
+
+        // GetSystemEncodingName may not have returned a name
+        if (fileEncoding.empty())
 #if wxUSE_UNICODE
-    convFile = new wxCSConv(fileencoding);
+            fileEncoding = wxT("UTF-8");
 #else
-    if ( fileencoding != memencoding )
-    {
-        convFile = new wxCSConv(fileencoding);
-        convMem = new wxCSConv(memencoding);
+            fileEncoding = wxT("ISO-8859-1");
+#endif
+        convFile = new wxCSConv(fileEncoding);
+        deleteConvFile = true;
     }
+
+#if !wxUSE_UNICODE
+    wxMBConv* convMem = wxConvCurrent;
+#else
+    wxMBConv* convMem = NULL;
 #endif
 
+    wxString s ;
     s.Printf(wxT("<?xml version=\"%s\" encoding=\"%s\"?>\n"),
-        (const wxChar*) version, (const wxChar*) fileencoding );
+        (const wxChar*) version, (const wxChar*) fileEncoding );
     OutputString(stream, s, NULL, NULL);
     OutputString(stream, wxT("<richtext version=\"1.0.0.0\" xmlns=\"http://www.wxwidgets.org\">") , NULL, NULL);
 
     int level = 1;
-    ExportXML(stream, convMem, convFile, *buffer, level);
 
+    if (buffer->GetStyleSheet() && (GetFlags() & wxRICHTEXT_HANDLER_INCLUDE_STYLESHEET))
+    {
+        OutputIndentation(stream, level);
+        OutputString(stream, wxT("<stylesheet>"), convMem, convFile);
+
+        int i;
+
+        for (i = 0; i < (int) buffer->GetStyleSheet()->GetCharacterStyleCount(); i++)
+        {
+            wxRichTextCharacterStyleDefinition* def = buffer->GetStyleSheet()->GetCharacterStyle(i);
+            ExportStyleDefinition(stream, convMem, convFile, def, level + 1);
+        }
+
+        for (i = 0; i < (int) buffer->GetStyleSheet()->GetParagraphStyleCount(); i++)
+        {
+            wxRichTextParagraphStyleDefinition* def = buffer->GetStyleSheet()->GetParagraphStyle(i);
+            ExportStyleDefinition(stream, convMem, convFile, def, level + 1);
+        }
+
+        for (i = 0; i < (int) buffer->GetStyleSheet()->GetListStyleCount(); i++)
+        {
+            wxRichTextListStyleDefinition* def = buffer->GetStyleSheet()->GetListStyle(i);
+            ExportStyleDefinition(stream, convMem, convFile, def, level + 1);
+        }
+
+        OutputIndentation(stream, level);
+        OutputString(stream, wxT("</stylesheet>"), convMem, convFile);
+    }
+
+
+    bool success = ExportXML(stream, convMem, convFile, *buffer, level);
+    
     OutputString(stream, wxT("\n</richtext>") , NULL, NULL);
     OutputString(stream, wxT("\n"), NULL, NULL);
 
-    delete convFile;
-    delete convMem;
+    if (deleteConvFile)
+        delete convFile;
 
-    return true;
+    return success;
 }
 
 /// Recursively export an object
@@ -423,27 +625,82 @@ bool wxRichTextXMLHandler::ExportXML(wxOutputStream& stream, wxMBConv* convMem,
         objectName = wxT("image");
     else
         objectName = wxT("object");
+    
+    bool terminateTag = true;
 
     if (obj.IsKindOf(CLASSINFO(wxRichTextPlainText)))
     {
-        wxRichTextPlainText& text = (wxRichTextPlainText&) obj;
+        wxRichTextPlainText& textObj = (wxRichTextPlainText&) obj;
+        
+        wxString style = CreateStyle(obj.GetAttributes(), false);
+                
+        int i;
+        int last = 0;
+        const wxString& text = textObj.GetText();
+        int len = (int) text.Length();
+        for (i = 0; i < len; i++)
+        {
+            int c = (int) text[i];
+            if (c < 32 && c != 9 && c != 10 && c != 13)
+            {
+                if (i > 0)
+                {
+                    OutputIndentation(stream, indent);
+                    OutputString(stream, wxT("<") + objectName, convMem, convFile);
 
-        OutputIndentation(stream, indent);
-        stream << wxT("<") << objectName;
+                    OutputString(stream, style + wxT(">"), convMem, convFile);
 
-        wxString style = CreateStyle(obj.GetAttributes(), false);
+                    wxString fragment(text.Mid(last, i-last));
+                    if (!fragment.empty() && (fragment[0] == wxT(' ') || fragment[fragment.length()-1] == wxT(' ')))
+                    {
+                        OutputString(stream, wxT("\""), convMem, convFile);
+                        OutputStringEnt(stream, fragment, convMem, convFile);
+                        OutputString(stream, wxT("\""), convMem, convFile);
+                    }
+                    else
+                        OutputStringEnt(stream, fragment, convMem, convFile);
 
-        stream << style << wxT(">");
+                    OutputString(stream, wxT("</text>"), convMem, convFile);
+                }                
+                
 
-        wxString str = text.GetText();
-        if (str.Length() > 0 && (str[0] == wxT(' ') || str[str.Length()-1] == wxT(' ')))
+                // Output this character as a number in a separate tag, because XML can't cope
+                // with entities below 32 except for 9, 10 and 13                
+                last = i + 1;
+                OutputIndentation(stream, indent);
+                OutputString(stream, wxT("<symbol"), convMem, convFile);
+
+                OutputString(stream, style + wxT(">"), convMem, convFile);
+                OutputString(stream, wxString::Format(wxT("%d"), c), convMem, convFile);                
+
+                OutputString(stream, wxT("</symbol>"), convMem, convFile);
+            }
+        }
+        
+        wxString fragment;
+        if (last == 0)
+            fragment = text;
+        else
+            fragment = text.Mid(last, i-last);
+
+        if (last < len)
         {
-            stream << wxT("\"");
-            OutputStringEnt(stream, str, convMem, convFile);
-            stream << wxT("\"");
+            OutputIndentation(stream, indent);
+            OutputString(stream, wxT("<") + objectName, convMem, convFile);
+
+            OutputString(stream, style + wxT(">"), convMem, convFile);
+
+            if (!fragment.empty() && (fragment[0] == wxT(' ') || fragment[fragment.length()-1] == wxT(' ')))
+            {
+                OutputString(stream, wxT("\""), convMem, convFile);
+                OutputStringEnt(stream, fragment, convMem, convFile);
+                OutputString(stream, wxT("\""), convMem, convFile);
+            }
+            else
+                OutputStringEnt(stream, fragment, convMem, convFile);
         }
         else
-            OutputStringEnt(stream, str, convMem, convFile);
+            terminateTag = false;
     }
     else if (obj.IsKindOf(CLASSINFO(wxRichTextImage)))
     {
@@ -453,36 +710,39 @@ bool wxRichTextXMLHandler::ExportXML(wxOutputStream& stream, wxMBConv* convMem,
             imageObj.MakeBlock();
 
         OutputIndentation(stream, indent);
-        stream << wxT("<") << objectName;
+        OutputString(stream, wxT("<") + objectName, convMem, convFile);
         if (!imageObj.GetImageBlock().Ok())
         {
             // No data
-            stream << wxT(">");
+            OutputString(stream, wxT(">"), convMem, convFile);
         }
         else
         {
-            stream << wxString::Format(wxT(" imagetype=\"%d\""), (int) imageObj.GetImageBlock().GetImageType()) << wxT(">");
+            OutputString(stream, wxString::Format(wxT(" imagetype=\"%d\">"), (int) imageObj.GetImageBlock().GetImageType()));
         }
 
         OutputIndentation(stream, indent+1);
-        stream << wxT("<data>");
+        OutputString(stream, wxT("<data>"), convMem, convFile);
 
         imageObj.GetImageBlock().WriteHex(stream);
 
-        stream << wxT("</data>");
+        OutputString(stream, wxT("</data>"), convMem, convFile);
     }
     else if (obj.IsKindOf(CLASSINFO(wxRichTextCompositeObject)))
     {
         OutputIndentation(stream, indent);
-        stream << wxT("<") << objectName;
+        OutputString(stream, wxT("<") + objectName, convMem, convFile);
 
         bool isPara = false;
         if (objectName == wxT("paragraph") || objectName == wxT("paragraphlayout"))
             isPara = true;
 
         wxString style = CreateStyle(obj.GetAttributes(), isPara);
+        
+        if (objectName == wxT("paragraphlayout") && ((wxRichTextParagraphLayoutBox&) obj).GetPartialParagraph())
+            style << wxT(" partialparagraph=\"true\"");
 
-        stream << style << wxT(">");
+        OutputString(stream, style + wxT(">"), convMem, convFile);
 
         wxRichTextCompositeObject& composite = (wxRichTextCompositeObject&) obj;
         size_t i;
@@ -496,7 +756,108 @@ bool wxRichTextXMLHandler::ExportXML(wxOutputStream& stream, wxMBConv* convMem,
     if (objectName != wxT("text"))
         OutputIndentation(stream, indent);
 
-    stream << wxT("</") << objectName << wxT(">");
+    if (terminateTag)
+        OutputString(stream, wxT("</") + objectName + wxT(">"), convMem, convFile);
+
+    return true;
+}
+
+bool wxRichTextXMLHandler::ExportStyleDefinition(wxOutputStream& stream, wxMBConv* convMem, wxMBConv* convFile, wxRichTextStyleDefinition* def, int level)
+{
+    wxRichTextCharacterStyleDefinition* charDef = wxDynamicCast(def, wxRichTextCharacterStyleDefinition);    
+    wxRichTextParagraphStyleDefinition* paraDef = wxDynamicCast(def, wxRichTextParagraphStyleDefinition);
+    wxRichTextListStyleDefinition* listDef = wxDynamicCast(def, wxRichTextListStyleDefinition);
+    
+    wxString baseStyle = def->GetBaseStyle();
+    wxString baseStyleProp;
+    if (!baseStyle.IsEmpty())
+        baseStyleProp = wxT(" basestyle=\"") + baseStyle + wxT("\"");
+    
+    if (charDef)
+    {
+        OutputIndentation(stream, level);
+        OutputString(stream, wxT("<characterstyle") + baseStyleProp + wxT(">"), convMem, convFile);
+        
+        level ++;
+
+        wxString style = CreateStyle(def->GetStyle(), false);
+
+        OutputIndentation(stream, level);
+        OutputString(stream, wxT("<style ") + style + wxT(">"), convMem, convFile);
+        
+        OutputIndentation(stream, level);
+        OutputString(stream, wxT("</style>"), convMem, convFile);
+
+        level --;
+
+        OutputIndentation(stream, level);
+        OutputString(stream, wxT("</characterstyle>"), convMem, convFile);
+    }
+    else if (listDef)
+    {
+        OutputIndentation(stream, level);
+        
+        if (!listDef->GetNextStyle().IsEmpty())
+            baseStyleProp << wxT(" basestyle=\"") << listDef->GetNextStyle() << wxT("\"");
+        
+        OutputString(stream, wxT("<liststyle") + baseStyleProp + wxT(">"), convMem, convFile);
+        
+        level ++;
+
+        wxString style = CreateStyle(def->GetStyle(), false);
+
+        OutputIndentation(stream, level);
+        OutputString(stream, wxT("<style ") + style + wxT(">"), convMem, convFile);
+        
+        OutputIndentation(stream, level);
+        OutputString(stream, wxT("</style>"), convMem, convFile);
+
+        int i;
+        for (i = 0; i < 10; i ++)
+        {
+            wxRichTextAttr* levelAttr = listDef->GetLevelAttributes(i);
+            if (levelAttr)
+            {
+                wxString style = CreateStyle(def->GetStyle(), false);
+                wxString levelStr = wxString::Format(wxT(" level=\"%d\" "), (i+1));
+
+                OutputIndentation(stream, level);
+                OutputString(stream, wxT("<style ") + levelStr + style + wxT(">"), convMem, convFile);
+        
+                OutputIndentation(stream, level);
+                OutputString(stream, wxT("</style>"), convMem, convFile);
+            }
+        }
+
+        level --;
+
+        OutputIndentation(stream, level);
+        OutputString(stream, wxT("</liststyle>"), convMem, convFile);
+    }
+    else if (paraDef)
+    {
+        OutputIndentation(stream, level);
+        
+        if (!listDef->GetNextStyle().IsEmpty())
+            baseStyleProp << wxT(" basestyle=\"") << listDef->GetNextStyle() << wxT("\"");
+        
+        OutputString(stream, wxT("<paragraphstyle") + baseStyleProp + wxT(">"), convMem, convFile);
+        
+        level ++;
+
+        wxString style = CreateStyle(def->GetStyle(), false);
+
+        OutputIndentation(stream, level);
+        OutputString(stream, wxT("<style ") + style + wxT(">"), convMem, convFile);
+        
+        OutputIndentation(stream, level);
+        OutputString(stream, wxT("</style>"), convMem, convFile);
+        
+        level --;
+
+        OutputIndentation(stream, level);
+        OutputString(stream, wxT("</paragraphstyle>"), convMem, convFile);
+    }
 
     return true;
 }
@@ -505,43 +866,104 @@ bool wxRichTextXMLHandler::ExportXML(wxOutputStream& stream, wxMBConv* convMem,
 wxString wxRichTextXMLHandler::CreateStyle(const wxTextAttrEx& attr, bool isPara)
 {
     wxString str;
-    if (attr.GetTextColour().Ok())
+    if (attr.HasTextColour() && attr.GetTextColour().Ok())
     {
         str << wxT(" textcolor=\"#") << ColourToHexString(attr.GetTextColour()) << wxT("\"");
     }
-    if (attr.GetBackgroundColour().Ok())
+    if (attr.HasBackgroundColour() && attr.GetBackgroundColour().Ok())
     {
         str << wxT(" bgcolor=\"#") << ColourToHexString(attr.GetBackgroundColour()) << wxT("\"");
     }
 
     if (attr.GetFont().Ok())
     {
-        str << wxT(" fontsize=\"") << attr.GetFont().GetPointSize() << wxT("\"");
-        str << wxT(" fontfamily=\"") << attr.GetFont().GetFamily() << wxT("\"");
-        str << wxT(" fontstyle=\"") << attr.GetFont().GetStyle() << wxT("\"");
-        str << wxT(" fontweight=\"") << attr.GetFont().GetWeight() << wxT("\"");
-        str << wxT(" fontunderlined=\"") << (int) attr.GetFont().GetUnderlined() << wxT("\"");
-        str << wxT(" fontface=\"") << attr.GetFont().GetFaceName() << wxT("\"");
+        if (attr.HasSize())
+            str << wxT(" fontsize=\"") << attr.GetFont().GetPointSize() << wxT("\"");
+        
+        //if (attr.HasFamily())
+        //    str << wxT(" fontfamily=\"") << attr.GetFont().GetFamily() << wxT("\"");
+
+        if (attr.HasItalic())
+            str << wxT(" fontstyle=\"") << attr.GetFont().GetStyle() << wxT("\"");
+
+        if (attr.HasWeight())
+            str << wxT(" fontweight=\"") << attr.GetFont().GetWeight() << wxT("\"");
+
+        if (attr.HasUnderlined())
+            str << wxT(" fontunderlined=\"") << (int) attr.GetFont().GetUnderlined() << wxT("\"");
+
+        if (attr.HasFaceName())
+            str << wxT(" fontface=\"") << attr.GetFont().GetFaceName() << wxT("\"");
     }
 
     if (!attr.GetCharacterStyleName().empty())
-        str << wxT(" charactertyle=\"") << wxString(attr.GetCharacterStyleName()) << wxT("\"");
+        str << wxT(" characterstyle=\"") << wxString(attr.GetCharacterStyleName()) << wxT("\"");
 
     if (isPara)
     {
-        str << wxT(" alignment=\"") << (int) attr.GetAlignment() << wxT("\"");
-        str << wxT(" leftindent=\"") << (int) attr.GetLeftIndent() << wxT("\"");
-        str << wxT(" leftsubindent=\"") << (int) attr.GetLeftSubIndent() << wxT("\"");
-        str << wxT(" rightindent=\"") << (int) attr.GetRightIndent() << wxT("\"");
-        str << wxT(" parspacingafter=\"") << (int) attr.GetParagraphSpacingAfter() << wxT("\"");
-        str << wxT(" parspacingbefore=\"") << (int) attr.GetParagraphSpacingBefore() << wxT("\"");
-        str << wxT(" linespacing=\"") << (int) attr.GetLineSpacing() << wxT("\"");
-        str << wxT(" bulletstyle=\"") << (int) attr.GetBulletStyle() << wxT("\"");
-        str << wxT(" bulletnumber=\"") << (int) attr.GetBulletNumber() << wxT("\"");
-        str << wxT(" bulletsymbol=\"") << wxString(attr.GetBulletSymbol()) << wxT("\"");
+        if (attr.HasAlignment())
+            str << wxT(" alignment=\"") << (int) attr.GetAlignment() << wxT("\"");
+
+        if (attr.HasLeftIndent())
+        {
+            str << wxT(" leftindent=\"") << (int) attr.GetLeftIndent() << wxT("\"");
+            str << wxT(" leftsubindent=\"") << (int) attr.GetLeftSubIndent() << wxT("\"");
+        }
+
+        if (attr.HasRightIndent())
+            str << wxT(" rightindent=\"") << (int) attr.GetRightIndent() << wxT("\"");
+
+        if (attr.HasParagraphSpacingAfter())
+            str << wxT(" parspacingafter=\"") << (int) attr.GetParagraphSpacingAfter() << wxT("\"");
+
+        if (attr.HasParagraphSpacingBefore())
+            str << wxT(" parspacingbefore=\"") << (int) attr.GetParagraphSpacingBefore() << wxT("\"");
 
+        if (attr.HasLineSpacing())
+            str << wxT(" linespacing=\"") << (int) attr.GetLineSpacing() << wxT("\"");
+
+        if (attr.HasBulletStyle())
+            str << wxT(" bulletstyle=\"") << (int) attr.GetBulletStyle() << wxT("\"");
+
+        if (attr.HasBulletNumber())
+            str << wxT(" bulletnumber=\"") << (int) attr.GetBulletNumber() << wxT("\"");
+
+        if (attr.HasBulletText())
+        {
+            // If using a bullet symbol, convert to integer in case it's a non-XML-friendly character.
+            // Otherwise, assume it's XML-friendly text such as outline numbering, e.g. 1.2.3.1
+            if (!attr.GetBulletText().IsEmpty() && (attr.GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_SYMBOL))
+                str << wxT(" bulletsymbol=\"") << (int) (attr.GetBulletText()[0]) << wxT("\"");
+            else
+                str << wxT(" bullettext=\"") << attr.GetBulletText() << wxT("\"");
+                
+            str << wxT(" bulletfont=\"") << attr.GetBulletFont() << wxT("\"");
+        }
+
+        if (attr.HasBulletName())
+            str << wxT(" bulletname=\"") << attr.GetBulletName() << wxT("\"");
+
+        if (attr.HasURL())
+            str << wxT(" url=\"") << attr.GetURL() << wxT("\"");
+        
         if (!attr.GetParagraphStyleName().empty())
             str << wxT(" parstyle=\"") << wxString(attr.GetParagraphStyleName()) << wxT("\"");
+        
+        if (!attr.GetListStyleName().empty())
+            str << wxT(" liststyle=\"") << wxString(attr.GetListStyleName()) << wxT("\"");
+        
+        if (attr.HasTabs())
+        {
+            str << wxT(" tabs=\"");
+            size_t i;
+            for (i = 0; i < attr.GetTabs().GetCount(); i++)
+            {
+                if (i > 0)
+                    str << wxT(",");
+                str << attr.GetTabs()[i];
+            }
+            str << wxT("\"");            
+        }
     }
 
     return str;
@@ -556,31 +978,54 @@ bool wxRichTextXMLHandler::GetStyle(wxTextAttrEx& attr, wxXmlNode* node, bool is
     int fontWeight = wxNORMAL;
     int fontStyle = wxNORMAL;
     bool fontUnderlined = false;
+    
+    int fontFlags = 0;
 
     fontFacename = node->GetPropVal(wxT("fontface"), wxEmptyString);
+    if (!fontFacename.IsEmpty())
+        fontFlags |= wxTEXT_ATTR_FONT_FACE;
 
-    wxString value = node->GetPropVal(wxT("fontfamily"), wxEmptyString);
-    if (!value.empty())
-        fontFamily = wxAtoi(value);
+    wxString value;
+    //value = node->GetPropVal(wxT("fontfamily"), wxEmptyString);
+    //if (!value.empty())
+    //    fontFamily = wxAtoi(value);
 
     value = node->GetPropVal(wxT("fontstyle"), wxEmptyString);
     if (!value.empty())
+    {
         fontStyle = wxAtoi(value);
+        fontFlags |= wxTEXT_ATTR_FONT_ITALIC;
+    }
 
     value = node->GetPropVal(wxT("fontsize"), wxEmptyString);
     if (!value.empty())
+    {
         fontSize = wxAtoi(value);
+        fontFlags |= wxTEXT_ATTR_FONT_SIZE;
+    }
 
     value = node->GetPropVal(wxT("fontweight"), wxEmptyString);
     if (!value.empty())
+    {
         fontWeight = wxAtoi(value);
+        fontFlags |= wxTEXT_ATTR_FONT_WEIGHT;
+    }
 
     value = node->GetPropVal(wxT("fontunderlined"), wxEmptyString);
     if (!value.empty())
+    {
         fontUnderlined = wxAtoi(value) != 0;
-
-    attr.SetFont(* wxTheFontList->FindOrCreateFont(fontSize, fontFamily, fontStyle, fontWeight, fontUnderlined, fontFacename));
-
+        fontFlags |= wxTEXT_ATTR_FONT_UNDERLINE;
+    }
+    
+    attr.SetFlags(fontFlags);
+    
+    if (attr.HasFlag(wxTEXT_ATTR_FONT))
+        attr.SetFont(* wxTheFontList->FindOrCreateFont(fontSize, fontFamily, fontStyle, fontWeight, fontUnderlined, fontFacename));
+
+    // Restore correct font flags
+    attr.SetFlags(fontFlags);
+    
     value = node->GetPropVal(wxT("textcolor"), wxEmptyString);
     if (!value.empty())
     {
@@ -612,13 +1057,24 @@ bool wxRichTextXMLHandler::GetStyle(wxTextAttrEx& attr, wxXmlNode* node, bool is
 
         int leftSubIndent = 0;
         int leftIndent = 0;
+        bool hasLeftIndent = false;
+        
         value = node->GetPropVal(wxT("leftindent"), wxEmptyString);
         if (!value.empty())
+        {
             leftIndent = wxAtoi(value);
+            hasLeftIndent = true;
+        }
+
         value = node->GetPropVal(wxT("leftsubindent"), wxEmptyString);
         if (!value.empty())
+        {
             leftSubIndent = wxAtoi(value);
-        attr.SetLeftIndent(leftIndent, leftSubIndent);
+            hasLeftIndent = true;
+        }
+
+        if (hasLeftIndent)
+            attr.SetLeftIndent(leftIndent, leftSubIndent);
 
         value = node->GetPropVal(wxT("rightindent"), wxEmptyString);
         if (!value.empty())
@@ -646,159 +1102,57 @@ bool wxRichTextXMLHandler::GetStyle(wxTextAttrEx& attr, wxXmlNode* node, bool is
 
         value = node->GetPropVal(wxT("bulletsymbol"), wxEmptyString);
         if (!value.empty())
-            attr.SetBulletSymbol(value[0]);
+        {
+            wxChar ch = wxAtoi(value);
+            wxString s;
+            s << ch;
+            attr.SetBulletText(s);
+        }
 
-        value = node->GetPropVal(wxT("parstyle"), wxEmptyString);
+        value = node->GetPropVal(wxT("bullettext"), wxEmptyString);
         if (!value.empty())
-            attr.SetParagraphStyleName(value);
-    }
-
-    return true;
-}
-
-#endif
-
-IMPLEMENT_DYNAMIC_CLASS(wxRichTextHTMLHandler, wxRichTextFileHandler)
-
-/// Can we handle this filename (if using files)? By default, checks the extension.
-bool wxRichTextHTMLHandler::CanHandle(const wxString& filename) const
-{
-    wxString path, file, ext;
-    wxSplitPath(filename, & path, & file, & ext);
-
-    return (ext.Lower() == wxT("html") || ext.Lower() == wxT("htm"));
-}
-
-
-#if wxUSE_STREAMS
-bool wxRichTextHTMLHandler::DoLoadFile(wxRichTextBuffer *WXUNUSED(buffer), wxInputStream& WXUNUSED(stream))
-{
-    return false;
-}
+            attr.SetBulletText(value);
 
-/*
- * We need to output only _changes_ in character formatting.
- */
-
-bool wxRichTextHTMLHandler::DoSaveFile(wxRichTextBuffer *buffer, wxOutputStream& stream)
-{
-    buffer->Defragment();
-
-    wxTextOutputStream str(stream);
-
-    wxTextAttrEx currentParaStyle = buffer->GetAttributes();
-    wxTextAttrEx currentCharStyle = buffer->GetAttributes();
+        value = node->GetPropVal(wxT("bulletfont"), wxEmptyString);
+        if (!value.empty())
+            attr.SetBulletFont(value);
 
-    str << wxT("<html><head></head><body>\n");
+        value = node->GetPropVal(wxT("bulletname"), wxEmptyString);
+        if (!value.empty())
+            attr.SetBulletName(value);
 
-    wxRichTextObjectList::compatibility_iterator node = buffer->GetChildren().GetFirst();
-    while (node)
-    {
-        wxRichTextParagraph* para = wxDynamicCast(node->GetData(), wxRichTextParagraph);
-        wxASSERT (para != NULL);
+        value = node->GetPropVal(wxT("url"), wxEmptyString);
+        if (!value.empty())
+            attr.SetURL(value);
 
-        if (para)
+        value = node->GetPropVal(wxT("parstyle"), wxEmptyString);
+        if (!value.empty())
+            attr.SetParagraphStyleName(value);
+        
+        value = node->GetPropVal(wxT("liststyle"), wxEmptyString);
+        if (!value.empty())
+            attr.SetListStyleName(value);
+        
+        value = node->GetPropVal(wxT("tabs"), wxEmptyString);
+        if (!value.empty())
         {
-            OutputParagraphFormatting(currentParaStyle, para->GetAttributes(), stream, true);
-
-            wxRichTextObjectList::compatibility_iterator node2 = para->GetChildren().GetFirst();
-            while (node2)
+            wxArrayInt tabs;
+            wxStringTokenizer tkz(value, wxT(","));
+            while (tkz.HasMoreTokens())
             {
-                wxRichTextObject* obj = node2->GetData();
-                wxRichTextPlainText* textObj = wxDynamicCast(obj, wxRichTextPlainText);
-                if (textObj && !textObj->IsEmpty())
-                {
-                    OutputCharacterFormatting(currentCharStyle, obj->GetAttributes(), stream, true);
-
-                    str << textObj->GetText();
-
-                    OutputCharacterFormatting(currentCharStyle, obj->GetAttributes(), stream, false);
-                }
-
-                node2 = node2->GetNext();
+                wxString token = tkz.GetNextToken();
+                tabs.Add(wxAtoi(token));
             }
-
-            OutputParagraphFormatting(currentParaStyle, para->GetAttributes(), stream, false);
-
-            str << wxT("<P>\n");
+            attr.SetTabs(tabs);
         }
-
-        node = node->GetNext();
     }
 
-    str << wxT("</body></html>\n");
-
     return true;
 }
 
-/// Output character formatting
-void wxRichTextHTMLHandler::OutputCharacterFormatting(const wxTextAttrEx& WXUNUSED(currentStyle), const wxTextAttrEx& thisStyle, wxOutputStream& stream, bool start)
-{
-    wxTextOutputStream str(stream);
-
-    bool isBold = false;
-    bool isItalic = false;
-    bool isUnderline = false;
-    wxString faceName;
-
-    if (thisStyle.GetFont().Ok())
-    {
-        if (thisStyle.GetFont().GetWeight() == wxBOLD)
-            isBold = true;
-        if (thisStyle.GetFont().GetStyle() == wxITALIC)
-            isItalic = true;
-        if (thisStyle.GetFont().GetUnderlined())
-            isUnderline = true;
-
-        faceName = thisStyle.GetFont().GetFaceName();
-    }
-
-    if (start)
-    {
-        if (isBold)
-            str << wxT("<b>");
-        if (isItalic)
-            str << wxT("<i>");
-        if (isUnderline)
-            str << wxT("<u>");
-    }
-    else
-    {
-        if (isUnderline)
-            str << wxT("</u>");
-        if (isItalic)
-            str << wxT("</i>");
-        if (isBold)
-            str << wxT("</b>");
-    }
-}
-
-/// Output paragraph formatting
-void wxRichTextHTMLHandler::OutputParagraphFormatting(const wxTextAttrEx& WXUNUSED(currentStyle), const wxTextAttrEx& thisStyle, wxOutputStream& stream, bool start)
-{
-    // TODO: lists, indentation (using tables), fonts, right-align, ...
-
-    wxTextOutputStream str(stream);
-    bool isCentered = false;
-
-    if (thisStyle.GetAlignment() == wxTEXT_ALIGNMENT_CENTRE)
-    {
-        isCentered = true;
-    }
-
-    if (start)
-    {
-        if (isCentered)
-            str << wxT("<center>");
-    }
-    else
-    {
-        if (isCentered)
-            str << wxT("</center>");
-    }
-}
-
 #endif
+    // wxUSE_STREAMS
 
 #endif
-    // wxUSE_RICHTEXT
+    // wxUSE_RICHTEXT && wxUSE_XML
+