Fix for incorrect programmatic formatting (default style set immediately if not using Thaw/Freeze)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@66705 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/richtext/richtextbuffer.cpp

@@ -9765,7 +9765,11 @@ void wxRichTextAction::UpdateAppearance(long caretPosition, bool sendUpdateEvent
                 m_ctrl->Refresh(false);
 
             m_ctrl->PositionCaret();
-            m_ctrl->SetDefaultStyleToCursorStyle();
+
+            // This causes styles to persist when doing programmatic
+            // content creation except when Freeze/Thaw is used, so
+            // disable this and check for the consequences.
+            // m_ctrl->SetDefaultStyleToCursorStyle();
 
             if (sendUpdateEvent)
                 wxTextCtrl::SendTextUpdatedEvent(m_ctrl);

src/richtext/richtextctrl.cpp

@@ -2391,6 +2391,7 @@ bool wxRichTextCtrl::DoSaveFile(const wxString& filename, int fileType)
 wxRichTextRange wxRichTextCtrl::AddParagraph(const wxString& text)
 {
     wxRichTextRange range = GetFocusObject()->AddParagraph(text);
+    GetBuffer().Invalidate();
     LayoutContent();
     return range;
 }
@@ -2399,6 +2400,7 @@ wxRichTextRange wxRichTextCtrl::AddParagraph(const wxString& text)
 wxRichTextRange wxRichTextCtrl::AddImage(const wxImage& image)
 {
     wxRichTextRange range = GetFocusObject()->AddImage(image);
+    GetBuffer().Invalidate();
     LayoutContent();
     return range;
 }