]> git.saurik.com Git - wxWidgets.git/blobdiff - src/richtext/richtextctrl.cpp
Applied patch [ 1678412 ] handling non-existent panes and uninitialized sizers
[wxWidgets.git] / src / richtext / richtextctrl.cpp
index 2f4ac745e7f7d3e1cbe807af79deb56befa56382..bf06f72f309d7581073f5482dfd17ca1458709ad 100644 (file)
@@ -152,7 +152,6 @@ bool wxRichTextCtrl::Create( wxWindow* parent, wxWindowID id, const wxString& va
     wxTextAttrEx attributes;
     attributes.SetFont(GetFont());
     attributes.SetTextColour(*wxBLACK);
-    attributes.SetBackgroundColour(*wxWHITE);
     attributes.SetAlignment(wxTEXT_ALIGNMENT_LEFT);
     attributes.SetLineSpacing(10);
     attributes.SetParagraphSpacingAfter(10);
@@ -393,30 +392,39 @@ void wxRichTextCtrl::OnLeftUp(wxMouseEvent& event)
 
         if (hit != wxRICHTEXT_HITTEST_NONE)
         {
-            wxTextAttrEx attr;
-            if (GetStyle(position, attr))
+            wxRichTextEvent cmdEvent(
+                wxEVT_COMMAND_RICHTEXT_LEFT_CLICK,
+                GetId());
+            cmdEvent.SetEventObject(this);
+            cmdEvent.SetPosition(m_caretPosition+1);
+
+            if (!GetEventHandler()->ProcessEvent(cmdEvent))
             {
-                if (attr.HasFlag(wxTEXT_ATTR_URL))
+                wxTextAttrEx attr;
+                if (GetStyle(position, attr))
                 {
-                    wxString urlTarget = attr.GetURL();
-                    if (!urlTarget.IsEmpty())
+                    if (attr.HasFlag(wxTEXT_ATTR_URL))
                     {
-                        wxMouseEvent mouseEvent(event);
-
-                        long startPos = 0, endPos = 0;
-                        wxRichTextObject* obj = GetBuffer().GetLeafObjectAtPosition(position);
-                        if (obj)
+                        wxString urlTarget = attr.GetURL();
+                        if (!urlTarget.IsEmpty())
                         {
-                            startPos = obj->GetRange().GetStart();
-                            endPos = obj->GetRange().GetEnd();
-                        }
+                            wxMouseEvent mouseEvent(event);
+
+                            long startPos = 0, endPos = 0;
+                            wxRichTextObject* obj = GetBuffer().GetLeafObjectAtPosition(position);
+                            if (obj)
+                            {
+                                startPos = obj->GetRange().GetStart();
+                                endPos = obj->GetRange().GetEnd();
+                            }
 
-                        wxTextUrlEvent urlEvent(GetId(), mouseEvent, startPos, endPos);
-                        InitCommandEvent(urlEvent);
+                            wxTextUrlEvent urlEvent(GetId(), mouseEvent, startPos, endPos);
+                            InitCommandEvent(urlEvent);
 
-                        urlEvent.SetString(urlTarget);
+                            urlEvent.SetString(urlTarget);
 
-                        GetEventHandler()->ProcessEvent(urlEvent);
+                            GetEventHandler()->ProcessEvent(urlEvent);
+                        }
                     }
                 }
             }
@@ -496,23 +504,45 @@ void wxRichTextCtrl::OnMoveMouse(wxMouseEvent& event)
 }
 
 /// Right-click
-void wxRichTextCtrl::OnRightClick(wxMouseEvent& event)
+void wxRichTextCtrl::OnRightClick(wxMouseEvent& WXUNUSED(event))
 {
     SetFocus();
-    event.Skip();
+
+    wxRichTextEvent cmdEvent(
+        wxEVT_COMMAND_RICHTEXT_RIGHT_CLICK,
+        GetId());
+    cmdEvent.SetEventObject(this);
+    cmdEvent.SetPosition(m_caretPosition+1);
+
+    GetEventHandler()->ProcessEvent(cmdEvent);
 }
 
 /// Left-double-click
-void wxRichTextCtrl::OnLeftDClick(wxMouseEvent& event)
+void wxRichTextCtrl::OnLeftDClick(wxMouseEvent& WXUNUSED(event))
 {
-    SelectWord(GetCaretPosition()+1);
-    event.Skip();
+    wxRichTextEvent cmdEvent(
+        wxEVT_COMMAND_RICHTEXT_LEFT_DCLICK,
+        GetId());
+    cmdEvent.SetEventObject(this);
+    cmdEvent.SetPosition(m_caretPosition+1);
+
+    if (!GetEventHandler()->ProcessEvent(cmdEvent))
+    {
+        SelectWord(GetCaretPosition()+1);
+    }
 }
 
 /// Middle-click
 void wxRichTextCtrl::OnMiddleClick(wxMouseEvent& event)
 {
-    event.Skip();
+    wxRichTextEvent cmdEvent(
+        wxEVT_COMMAND_RICHTEXT_MIDDLE_CLICK,
+        GetId());
+    cmdEvent.SetEventObject(this);
+    cmdEvent.SetPosition(m_caretPosition+1);
+
+    if (!GetEventHandler()->ProcessEvent(cmdEvent))
+        event.Skip();
 }
 
 /// Key press
@@ -782,7 +812,11 @@ void wxRichTextCtrl::OnChar(wxKeyEvent& event)
                     GetId());
                 cmdEvent.SetEventObject(this);
                 cmdEvent.SetFlags(flags);
+#if wxUSE_UNICODE
+                cmdEvent.SetCharacter(event.GetUnicodeKey());
+#else
                 cmdEvent.SetCharacter((wxChar) keycode);
+#endif
                 cmdEvent.SetPosition(m_caretPosition+1);
 
                 if (keycode == wxT('\t'))
@@ -814,7 +848,11 @@ void wxRichTextCtrl::OnChar(wxKeyEvent& event)
                 long newPos = m_caretPosition;
                 DeleteSelectedContent(& newPos);
 
+#if wxUSE_UNICODE
+                wxString str = event.GetUnicodeKey();
+#else
                 wxString str = (wxChar) event.GetKeyCode();
+#endif
                 GetBuffer().InsertTextWithUndo(newPos+1, str, this, 0);
 
                 EndBatchUndo();
@@ -1009,7 +1047,7 @@ bool wxRichTextCtrl::ScrollIntoView(long position, int keyCode)
 
     // Going down
     if (keyCode == WXK_DOWN || keyCode == WXK_NUMPAD_DOWN ||
-        keyCode == WXK_RIGHT || keyCode == WXK_NUMPAD_DOWN ||
+        keyCode == WXK_RIGHT || keyCode == WXK_NUMPAD_RIGHT ||
         keyCode == WXK_END || keyCode == WXK_NUMPAD_END ||
         keyCode == WXK_PAGEDOWN || keyCode == WXK_NUMPAD_PAGEDOWN)
     {
@@ -1556,6 +1594,11 @@ bool wxRichTextCtrl::PageDown(int noPages, int flags)
     return false;
 }
 
+static bool wxRichTextCtrlIsWhitespace(const wxString& str)
+{
+    return str == wxT(" ") || str == wxT("\t");
+}
+
 // Finds the caret position for the next word
 long wxRichTextCtrl::FindNextWordPosition(int direction) const
 {
@@ -1570,7 +1613,12 @@ long wxRichTextCtrl::FindNextWordPosition(int direction) const
         {
             // i is in character, not caret positions
             wxString text = GetBuffer().GetTextForRange(wxRichTextRange(i, i));
-            if (text != wxT(" ") && !text.empty())
+            wxRichTextLine* line = GetBuffer().GetLineAtPosition(i, false);
+            if (line && (i == line->GetAbsoluteRange().GetEnd()))
+            {
+                break;
+            }
+            else if (!wxRichTextCtrlIsWhitespace(text) && !text.empty())
                 i += direction;
             else
             {
@@ -1581,9 +1629,13 @@ long wxRichTextCtrl::FindNextWordPosition(int direction) const
         {
             // i is in character, not caret positions
             wxString text = GetBuffer().GetTextForRange(wxRichTextRange(i, i));
+            wxRichTextLine* line = GetBuffer().GetLineAtPosition(i, false);
+            if (line && (i == line->GetAbsoluteRange().GetEnd()))
+                return wxMax(-1, i);
+
             if (text.empty()) // End of paragraph, or maybe an image
                 return wxMax(-1, i - 1);
-            else if (text == wxT(" ") || text.empty())
+            else if (wxRichTextCtrlIsWhitespace(text) || text.empty())
                 i += direction;
             else
             {
@@ -1604,9 +1656,11 @@ long wxRichTextCtrl::FindNextWordPosition(int direction) const
         {
             // i is in character, not caret positions
             wxString text = GetBuffer().GetTextForRange(wxRichTextRange(i, i));
-            if (text.empty()) // End of paragraph, or maybe an image
+            wxRichTextLine* line = GetBuffer().GetLineAtPosition(i, false);
+
+            if (text.empty() || (line && (i == line->GetAbsoluteRange().GetStart()))) // End of paragraph, or maybe an image
                 break;
-            else if (text == wxT(" ") || text.empty())
+            else if (wxRichTextCtrlIsWhitespace(text) || text.empty())
                 i += direction;
             else
                 break;
@@ -1616,7 +1670,11 @@ long wxRichTextCtrl::FindNextWordPosition(int direction) const
         {
             // i is in character, not caret positions
             wxString text = GetBuffer().GetTextForRange(wxRichTextRange(i, i));
-            if (text != wxT(" ") /* && !text.empty() */)
+            wxRichTextLine* line = GetBuffer().GetLineAtPosition(i, false);
+            if (line && line->GetAbsoluteRange().GetStart() == i)
+                return i-1;
+
+            if (!wxRichTextCtrlIsWhitespace(text) /* && !text.empty() */)
                 i += direction;
             else
             {
@@ -1981,7 +2039,7 @@ wxRichTextCtrl::HitTest(const wxPoint& pt,
         return wxTE_HT_BEFORE;
     else if ((hit & wxRICHTEXT_HITTEST_AFTER) && (hit & wxRICHTEXT_HITTEST_OUTSIDE))
         return wxTE_HT_BEYOND;
-    else if (hit & wxRICHTEXT_HITTEST_BEFORE|wxRICHTEXT_HITTEST_AFTER)
+    else if (hit & (wxRICHTEXT_HITTEST_BEFORE|wxRICHTEXT_HITTEST_AFTER))
         return wxTE_HT_ON_TEXT;
 
     return wxTE_HT_UNKNOWN;
@@ -2006,30 +2064,21 @@ void wxRichTextCtrl::DoSetValue(const wxString& value, int flags)
 {
     Clear();
 
-    // if the text is long enough, it's faster to just set it instead of first
-    // comparing it with the old one (chances are that it will be different
-    // anyhow, this comparison is there to avoid flicker for small single-line
-    // edit controls mostly)
-    if ( (value.length() > 0x400) || (value != GetValue()) )
+    if (!value.IsEmpty())
     {
+        // Remove empty paragraph
+        GetBuffer().Clear();
         DoWriteText(value);
 
         // for compatibility, don't move the cursor when doing SetValue()
         SetInsertionPoint(0);
     }
-    else // same text
+    else
     {
-        if ( flags & SetValue_SendEvent )
-        {
-            // still send an event for consistency
+        // still send an event for consistency
+        if (flags & SetValue_SendEvent)
             SendTextUpdatedEvent();
-        }
     }
-
-    // we should reset the modified flag even if the value didn't really change
-
-    // mark the control as being not dirty - we changed its text, not the
-    // user
     DiscardEdits();
 }