X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/d6b447a7540b59ac8cbd4007436d7162da046cba..b640fa17f3359e2766232e5dae3922de28236bde:/samples/richtext/richtext.cpp?ds=sidebyside

diff --git a/samples/richtext/richtext.cpp b/samples/richtext/richtext.cpp
index ec18b3373a..b14b9bf1d3 100644
--- a/samples/richtext/richtext.cpp
+++ b/samples/richtext/richtext.cpp
@@ -34,6 +34,8 @@
 #include "wx/splitter.h"
 #include "wx/sstream.h"
 #include "wx/html/htmlwin.h"
+#include "wx/stopwatch.h"
+#include "wx/sysopt.h"
 
 #if wxUSE_FILESYSTEM
 #include "wx/filesys.h"
@@ -44,7 +46,7 @@
 #include "wx/cshelp.h"
 #endif
 
-#ifndef __WXMSW__
+#ifndef wxHAS_IMAGES_IN_RESOURCES
     #include "../sample.xpm"
 #endif
 
@@ -78,6 +80,62 @@
 #include "wx/richtext/richtextsymboldlg.h"
 #include "wx/richtext/richtextstyledlg.h"
 #include "wx/richtext/richtextprint.h"
+#include "wx/richtext/richtextimagedlg.h"
+
+// A custom field type
+class wxRichTextFieldTypePropertiesTest: public wxRichTextFieldTypeStandard
+{
+public:
+    wxRichTextFieldTypePropertiesTest(const wxString& name, const wxString& label, int displayStyle = wxRICHTEXT_FIELD_STYLE_RECTANGLE):
+        wxRichTextFieldTypeStandard(name, label, displayStyle)
+    {
+    }
+    wxRichTextFieldTypePropertiesTest(const wxString& name, const wxBitmap& bitmap, int displayStyle = wxRICHTEXT_FIELD_STYLE_RECTANGLE):
+        wxRichTextFieldTypeStandard(name, bitmap, displayStyle)
+    {
+    }
+
+    virtual bool CanEditProperties(wxRichTextField* WXUNUSED(obj)) const { return true; }
+    virtual bool EditProperties(wxRichTextField* WXUNUSED(obj), wxWindow* WXUNUSED(parent), wxRichTextBuffer* WXUNUSED(buffer))
+    {
+        wxString label = GetLabel();
+        wxMessageBox(wxString::Format(wxT("Editing %s"), label.c_str()));
+        return true;
+    }
+
+    virtual wxString GetPropertiesMenuLabel(wxRichTextField* WXUNUSED(obj)) const
+    {
+        return GetLabel();
+    }
+};
+
+// A custom composite field type
+class wxRichTextFieldTypeCompositeTest: public wxRichTextFieldTypePropertiesTest
+{
+public:
+    wxRichTextFieldTypeCompositeTest(const wxString& name, const wxString& label):
+        wxRichTextFieldTypePropertiesTest(name, label, wxRICHTEXT_FIELD_STYLE_COMPOSITE)
+    {
+    }
+
+    virtual bool UpdateField(wxRichTextBuffer* buffer, wxRichTextField* obj)
+    {
+        if (buffer)
+        {
+            wxRichTextAttr attr(buffer->GetAttributes());
+            attr.GetTextBoxAttr().Reset();
+            attr.SetParagraphSpacingAfter(0);
+            attr.SetLineSpacing(10);
+            obj->SetAttributes(attr);
+        }
+        obj->GetChildren().Clear();
+        wxRichTextParagraph* para = new wxRichTextParagraph;
+        wxRichTextPlainText* text = new wxRichTextPlainText(GetLabel());
+        para->AppendChild(text);
+        obj->AppendChild(para);
+        return true;
+   }
+};
 
 // ----------------------------------------------------------------------------
 // resources
@@ -87,6 +145,49 @@
 // private classes
 // ----------------------------------------------------------------------------
 
+// Define a new application type, each program should derive a class from wxApp
+class MyRichTextCtrl: public wxRichTextCtrl
+{
+public:
+    MyRichTextCtrl( wxWindow* parent, wxWindowID id = -1, const wxString& value = wxEmptyString, const wxPoint& pos = wxDefaultPosition, const wxSize& size = wxDefaultSize,
+        long style = wxRE_MULTILINE, const wxValidator& validator = wxDefaultValidator, const wxString& name = wxTextCtrlNameStr):
+      wxRichTextCtrl(parent, id, value, pos, size, style, validator, name)
+    {
+        m_lockId = 0;
+        m_locked = false;
+    }
+
+    void SetLockId(long id) { m_lockId = id; }
+    long GetLockId() const { return m_lockId; }
+
+    void BeginLock() { m_lockId ++; m_locked = true; }
+    void EndLock() { m_locked = false; }
+    bool IsLocked() const { return m_locked; }
+
+    static void SetEnhancedDrawingHandler();
+
+    /**
+        Prepares the content just before insertion (or after buffer reset). Called by the same function in wxRichTextBuffer.
+        Currently is only called if undo mode is on.
+    */
+    virtual void PrepareContent(wxRichTextParagraphLayoutBox& container);
+
+    /**
+        Can we delete this range?
+        Sends an event to the control.
+    */
+    virtual bool CanDeleteRange(wxRichTextParagraphLayoutBox& container, const wxRichTextRange& range) const;
+
+    /**
+        Can we insert content at this position?
+        Sends an event to the control.
+    */
+    virtual bool CanInsertContent(wxRichTextParagraphLayoutBox& container, long pos) const;
+
+    long    m_lockId;
+    bool    m_locked;
+};
+
 // Define a new application type, each program should derive a class from wxApp
 class MyApp : public wxApp
 {
@@ -129,9 +230,16 @@ public:
     void OnItalic(wxCommandEvent& event);
     void OnUnderline(wxCommandEvent& event);
 
+    void OnStrikethrough(wxCommandEvent& event);
+    void OnSuperscript(wxCommandEvent& event);
+    void OnSubscript(wxCommandEvent& event);
+
     void OnUpdateBold(wxUpdateUIEvent& event);
     void OnUpdateItalic(wxUpdateUIEvent& event);
     void OnUpdateUnderline(wxUpdateUIEvent& event);
+    void OnUpdateStrikethrough(wxUpdateUIEvent& event);
+    void OnUpdateSuperscript(wxUpdateUIEvent& event);
+    void OnUpdateSubscript(wxUpdateUIEvent& event);
 
     void OnAlignLeft(wxCommandEvent& event);
     void OnAlignCentre(wxCommandEvent& event);
@@ -145,6 +253,8 @@ public:
     void OnIndentLess(wxCommandEvent& event);
 
     void OnFont(wxCommandEvent& event);
+    void OnImage(wxCommandEvent& event);
+    void OnUpdateImage(wxUpdateUIEvent& event);
     void OnParagraph(wxCommandEvent& event);
     void OnFormat(wxCommandEvent& event);
     void OnUpdateFormat(wxUpdateUIEvent& event);
@@ -166,6 +276,8 @@ public:
     void OnDemoteList(wxCommandEvent& event);
     void OnClearList(wxCommandEvent& event);
 
+    void OnReload(wxCommandEvent& event);
+
     void OnViewHTML(wxCommandEvent& event);
 
     void OnSwitchStyleSheets(wxCommandEvent& event);
@@ -179,14 +291,23 @@ public:
     void OnPreview(wxCommandEvent& event);
     void OnPageSetup(wxCommandEvent& event);
 
+    void OnInsertImage(wxCommandEvent& event);
+
+    void OnSetFontScale(wxCommandEvent& event);
+    void OnSetDimensionScale(wxCommandEvent& event);
+protected:
+
     // Forward command events to the current rich text control, if any
     bool ProcessEvent(wxEvent& event);
 
+    // Write text
+    void WriteInitialText();
+
 private:
     // any class wishing to process wxWidgets events must use this macro
     DECLARE_EVENT_TABLE()
 
-    wxRichTextCtrl*         m_richTextCtrl;
+    MyRichTextCtrl*         m_richTextCtrl;
 };
 
 // ----------------------------------------------------------------------------
@@ -203,12 +324,19 @@ enum
     ID_FORMAT_BOLD = 100,
     ID_FORMAT_ITALIC,
     ID_FORMAT_UNDERLINE,
+    ID_FORMAT_STRIKETHROUGH,
+    ID_FORMAT_SUPERSCRIPT,
+    ID_FORMAT_SUBSCRIPT,
     ID_FORMAT_FONT,
+    ID_FORMAT_IMAGE,
     ID_FORMAT_PARAGRAPH,
     ID_FORMAT_CONTENT,
 
+    ID_RELOAD,
+
     ID_INSERT_SYMBOL,
     ID_INSERT_URL,
+    ID_INSERT_IMAGE,
 
     ID_FORMAT_ALIGN_LEFT,
     ID_FORMAT_ALIGN_CENTRE,
@@ -232,6 +360,9 @@ enum
     ID_FORMAT_DEMOTE_LIST,
     ID_FORMAT_CLEAR_LIST,
 
+    ID_SET_FONT_SCALE,
+    ID_SET_DIMENSION_SCALE,
+
     ID_VIEW_HTML,
     ID_SWITCH_STYLE_SHEETS,
     ID_MANAGE_STYLES,
@@ -264,10 +395,18 @@ BEGIN_EVENT_TABLE(MyFrame, wxFrame)
     EVT_MENU(ID_FORMAT_ITALIC,  MyFrame::OnItalic)
     EVT_MENU(ID_FORMAT_UNDERLINE,  MyFrame::OnUnderline)
 
+    EVT_MENU(ID_FORMAT_STRIKETHROUGH,  MyFrame::OnStrikethrough)
+    EVT_MENU(ID_FORMAT_SUPERSCRIPT,  MyFrame::OnSuperscript)
+    EVT_MENU(ID_FORMAT_SUBSCRIPT,  MyFrame::OnSubscript)
+
     EVT_UPDATE_UI(ID_FORMAT_BOLD,  MyFrame::OnUpdateBold)
     EVT_UPDATE_UI(ID_FORMAT_ITALIC,  MyFrame::OnUpdateItalic)
     EVT_UPDATE_UI(ID_FORMAT_UNDERLINE,  MyFrame::OnUpdateUnderline)
 
+    EVT_UPDATE_UI(ID_FORMAT_STRIKETHROUGH,  MyFrame::OnUpdateStrikethrough)
+    EVT_UPDATE_UI(ID_FORMAT_SUPERSCRIPT,  MyFrame::OnUpdateSuperscript)
+    EVT_UPDATE_UI(ID_FORMAT_SUBSCRIPT,  MyFrame::OnUpdateSubscript)
+
     EVT_MENU(ID_FORMAT_ALIGN_LEFT,  MyFrame::OnAlignLeft)
     EVT_MENU(ID_FORMAT_ALIGN_CENTRE,  MyFrame::OnAlignCentre)
     EVT_MENU(ID_FORMAT_ALIGN_RIGHT,  MyFrame::OnAlignRight)
@@ -277,10 +416,12 @@ BEGIN_EVENT_TABLE(MyFrame, wxFrame)
     EVT_UPDATE_UI(ID_FORMAT_ALIGN_RIGHT,  MyFrame::OnUpdateAlignRight)
 
     EVT_MENU(ID_FORMAT_FONT,  MyFrame::OnFont)
+    EVT_MENU(ID_FORMAT_IMAGE, MyFrame::OnImage)
     EVT_MENU(ID_FORMAT_PARAGRAPH,  MyFrame::OnParagraph)
     EVT_MENU(ID_FORMAT_CONTENT,  MyFrame::OnFormat)
     EVT_UPDATE_UI(ID_FORMAT_CONTENT,  MyFrame::OnUpdateFormat)
     EVT_UPDATE_UI(ID_FORMAT_FONT,  MyFrame::OnUpdateFormat)
+    EVT_UPDATE_UI(ID_FORMAT_IMAGE, MyFrame::OnUpdateImage)
     EVT_UPDATE_UI(ID_FORMAT_PARAGRAPH,  MyFrame::OnUpdateFormat)
     EVT_MENU(ID_FORMAT_INDENT_MORE,  MyFrame::OnIndentMore)
     EVT_MENU(ID_FORMAT_INDENT_LESS,  MyFrame::OnIndentLess)
@@ -292,8 +433,11 @@ BEGIN_EVENT_TABLE(MyFrame, wxFrame)
     EVT_MENU(ID_FORMAT_PARAGRAPH_SPACING_MORE,  MyFrame::OnParagraphSpacingMore)
     EVT_MENU(ID_FORMAT_PARAGRAPH_SPACING_LESS,  MyFrame::OnParagraphSpacingLess)
 
+    EVT_MENU(ID_RELOAD,  MyFrame::OnReload)
+
     EVT_MENU(ID_INSERT_SYMBOL,  MyFrame::OnInsertSymbol)
     EVT_MENU(ID_INSERT_URL,  MyFrame::OnInsertURL)
+    EVT_MENU(ID_INSERT_IMAGE, MyFrame::OnInsertImage)
 
     EVT_MENU(ID_FORMAT_NUMBER_LIST, MyFrame::OnNumberList)
     EVT_MENU(ID_FORMAT_BULLETS_AND_NUMBERING, MyFrame::OnBulletsAndNumbering)
@@ -313,6 +457,9 @@ BEGIN_EVENT_TABLE(MyFrame, wxFrame)
 
     EVT_TEXT_URL(wxID_ANY, MyFrame::OnURL)
     EVT_RICHTEXT_STYLESHEET_REPLACING(wxID_ANY, MyFrame::OnStyleSheetReplacing)
+
+    EVT_MENU(ID_SET_FONT_SCALE, MyFrame::OnSetFontScale)
+    EVT_MENU(ID_SET_DIMENSION_SCALE, MyFrame::OnSetDimensionScale)
 END_EVENT_TABLE()
 
 // Create a new application object: this macro will allow wxWidgets to create
@@ -333,6 +480,9 @@ IMPLEMENT_APP(MyApp)
 // 'Main program' equivalent: the program execution "starts" here
 bool MyApp::OnInit()
 {
+    if ( !wxApp::OnInit() )
+        return false;
+
 #if wxUSE_HELP
     wxHelpProvider::Set(new wxSimpleHelpProvider);
 #endif
@@ -345,10 +495,31 @@ bool MyApp::OnInit()
 
     CreateStyles();
 
+    MyRichTextCtrl::SetEnhancedDrawingHandler();
+
     // Add extra handlers (plain text is automatically added)
     wxRichTextBuffer::AddHandler(new wxRichTextXMLHandler);
     wxRichTextBuffer::AddHandler(new wxRichTextHTMLHandler);
 
+    // Add field types
+
+    wxRichTextBuffer::AddFieldType(new wxRichTextFieldTypePropertiesTest(wxT("rectangle"), wxT("RECTANGLE"), wxRichTextFieldTypeStandard::wxRICHTEXT_FIELD_STYLE_RECTANGLE));
+
+    wxRichTextFieldTypeStandard* s1 = new wxRichTextFieldTypeStandard(wxT("begin-section"), wxT("SECTION"), wxRichTextFieldTypeStandard::wxRICHTEXT_FIELD_STYLE_START_TAG);
+    s1->SetBackgroundColour(*wxBLUE);
+
+    wxRichTextFieldTypeStandard* s2 = new wxRichTextFieldTypeStandard(wxT("end-section"), wxT("SECTION"), wxRichTextFieldTypeStandard::wxRICHTEXT_FIELD_STYLE_END_TAG);
+    s2->SetBackgroundColour(*wxBLUE);
+
+    wxRichTextFieldTypeStandard* s3 = new wxRichTextFieldTypeStandard(wxT("bitmap"), wxBitmap(paste_xpm), wxRichTextFieldTypeStandard::wxRICHTEXT_FIELD_STYLE_NO_BORDER);
+
+    wxRichTextBuffer::AddFieldType(s1);
+    wxRichTextBuffer::AddFieldType(s2);
+    wxRichTextBuffer::AddFieldType(s3);
+
+    wxRichTextFieldTypeCompositeTest* s4 = new wxRichTextFieldTypeCompositeTest(wxT("composite"), wxT("This is a field value"));
+    wxRichTextBuffer::AddFieldType(s4);
+
     // Add image handlers
 #if wxUSE_LIBPNG
     wxImage::AddHandler( new wxPNGHandler );
@@ -367,7 +538,7 @@ bool MyApp::OnInit()
 #endif
 
     // create the main application window
-    MyFrame *frame = new MyFrame(_T("wxRichTextCtrl Sample"), wxID_ANY, wxDefaultPosition, wxSize(700, 600));
+    MyFrame *frame = new MyFrame(wxT("wxRichTextCtrl Sample"), wxID_ANY, wxDefaultPosition, wxSize(700, 600));
 
     m_printing->SetParentWindow(frame);
 
@@ -423,7 +594,7 @@ void MyApp::CreateStyles()
     wxRichTextAttr indentedAttr2;
     indentedAttr2.SetFontFaceName(romanFont.GetFaceName());
     indentedAttr2.SetFontSize(12);
-    indentedAttr2.SetFontWeight(wxBOLD);
+    indentedAttr2.SetFontWeight(wxFONTWEIGHT_BOLD);
     indentedAttr2.SetTextColour(*wxRED);
     indentedAttr2.SetFontSize(12);
     indentedAttr2.SetLeftIndent(100, 0);
@@ -450,7 +621,7 @@ void MyApp::CreateStyles()
     wxRichTextAttr boldAttr;
     boldAttr.SetFontFaceName(romanFont.GetFaceName());
     boldAttr.SetFontSize(12);
-    boldAttr.SetFontWeight(wxBOLD);
+    boldAttr.SetFontWeight(wxFONTWEIGHT_BOLD);
     // We only want to affect boldness
     boldAttr.SetFlags(wxTEXT_ATTR_FONT_WEIGHT);
     boldDef->SetStyle(boldAttr);
@@ -461,7 +632,7 @@ void MyApp::CreateStyles()
     wxRichTextAttr italicAttr;
     italicAttr.SetFontFaceName(romanFont.GetFaceName());
     italicAttr.SetFontSize(12);
-    italicAttr.SetFontStyle(wxITALIC);
+    italicAttr.SetFontStyle(wxFONTSTYLE_ITALIC);
     // We only want to affect italics
     italicAttr.SetFlags(wxTEXT_ATTR_FONT_ITALIC);
     italicDef->SetStyle(italicAttr);
@@ -472,7 +643,7 @@ void MyApp::CreateStyles()
     wxRichTextAttr redAttr;
     redAttr.SetFontFaceName(romanFont.GetFaceName());
     redAttr.SetFontSize(12);
-    redAttr.SetFontWeight(wxBOLD);
+    redAttr.SetFontWeight(wxFONTWEIGHT_BOLD);
     redAttr.SetTextColour(*wxRED);
     // We only want to affect colour, weight and face
     redAttr.SetFlags(wxTEXT_ATTR_FONT_FACE|wxTEXT_ATTR_FONT_WEIGHT|wxTEXT_ATTR_TEXT_COLOUR);
@@ -547,6 +718,10 @@ MyFrame::MyFrame(const wxString& title, wxWindowID id, const wxPoint& pos,
         const wxSize& size, long style)
        : wxFrame(NULL, id, title, pos, size, style)
 {
+#ifdef __WXMAC__
+    SetWindowVariant(wxWINDOW_VARIANT_SMALL);
+#endif
+    
     // set the frame icon
     SetIcon(wxICON(sample));
 
@@ -555,19 +730,21 @@ MyFrame::MyFrame(const wxString& title, wxWindowID id, const wxPoint& pos,
 
     // the "About" item should be in the help menu
     wxMenu *helpMenu = new wxMenu;
-    helpMenu->Append(ID_About, _T("&About...\tF1"), _T("Show about dialog"));
+    helpMenu->Append(ID_About, wxT("&About\tF1"), wxT("Show about dialog"));
 
-    fileMenu->Append(wxID_OPEN, _T("&Open\tCtrl+O"), _T("Open a file"));
-    fileMenu->Append(wxID_SAVE, _T("&Save\tCtrl+S"), _T("Save a file"));
-    fileMenu->Append(wxID_SAVEAS, _T("&Save As...\tF12"), _T("Save to a new file"));
+    fileMenu->Append(wxID_OPEN, wxT("&Open\tCtrl+O"), wxT("Open a file"));
+    fileMenu->Append(wxID_SAVE, wxT("&Save\tCtrl+S"), wxT("Save a file"));
+    fileMenu->Append(wxID_SAVEAS, wxT("&Save As...\tF12"), wxT("Save to a new file"));
+    fileMenu->AppendSeparator();
+    fileMenu->Append(ID_RELOAD, wxT("&Reload Text\tF2"), wxT("Reload the initial text"));
     fileMenu->AppendSeparator();
-    fileMenu->Append(ID_PAGE_SETUP, _T("Page Set&up..."), _T("Page setup"));
-    fileMenu->Append(ID_PRINT, _T("&Print...\tCtrl+P"), _T("Print"));
-    fileMenu->Append(ID_PREVIEW, _T("Print Pre&view"), _T("Print preview"));
+    fileMenu->Append(ID_PAGE_SETUP, wxT("Page Set&up..."), wxT("Page setup"));
+    fileMenu->Append(ID_PRINT, wxT("&Print...\tCtrl+P"), wxT("Print"));
+    fileMenu->Append(ID_PREVIEW, wxT("Print Pre&view"), wxT("Print preview"));
     fileMenu->AppendSeparator();
-    fileMenu->Append(ID_VIEW_HTML, _T("&View as HTML"), _T("View HTML"));
+    fileMenu->Append(ID_VIEW_HTML, wxT("&View as HTML"), wxT("View HTML"));
     fileMenu->AppendSeparator();
-    fileMenu->Append(ID_Quit, _T("E&xit\tAlt+X"), _T("Quit this program"));
+    fileMenu->Append(ID_Quit, wxT("E&xit\tAlt+X"), wxT("Quit this program"));
 
     wxMenu* editMenu = new wxMenu;
     editMenu->Append(wxID_UNDO, _("&Undo\tCtrl+Z"));
@@ -579,17 +756,19 @@ MyFrame::MyFrame(const wxString& title, wxWindowID id, const wxPoint& pos,
 
     editMenu->AppendSeparator();
     editMenu->Append(wxID_SELECTALL, _("Select A&ll\tCtrl+A"));
-#if 0
     editMenu->AppendSeparator();
-    editMenu->Append(wxID_FIND, _("&Find...\tCtrl+F"));
-    editMenu->Append(stID_FIND_REPLACE, _("&Replace...\tCtrl+R"));
-#endif
+    editMenu->Append(ID_SET_FONT_SCALE, _("Set &Text Scale..."));
+    editMenu->Append(ID_SET_DIMENSION_SCALE, _("Set &Dimension Scale..."));
 
     wxMenu* formatMenu = new wxMenu;
     formatMenu->AppendCheckItem(ID_FORMAT_BOLD, _("&Bold\tCtrl+B"));
     formatMenu->AppendCheckItem(ID_FORMAT_ITALIC, _("&Italic\tCtrl+I"));
     formatMenu->AppendCheckItem(ID_FORMAT_UNDERLINE, _("&Underline\tCtrl+U"));
     formatMenu->AppendSeparator();
+    formatMenu->AppendCheckItem(ID_FORMAT_STRIKETHROUGH, _("Stri&kethrough"));
+    formatMenu->AppendCheckItem(ID_FORMAT_SUPERSCRIPT, _("Superscrip&t"));
+    formatMenu->AppendCheckItem(ID_FORMAT_SUBSCRIPT, _("Subscrip&t"));
+    formatMenu->AppendSeparator();
     formatMenu->AppendCheckItem(ID_FORMAT_ALIGN_LEFT, _("L&eft Align"));
     formatMenu->AppendCheckItem(ID_FORMAT_ALIGN_RIGHT, _("&Right Align"));
     formatMenu->AppendCheckItem(ID_FORMAT_ALIGN_CENTRE, _("&Centre"));
@@ -605,6 +784,7 @@ MyFrame::MyFrame(const wxString& title, wxWindowID id, const wxPoint& pos,
     formatMenu->Append(ID_FORMAT_LINE_SPACING_DOUBLE, _("Double Line Spacing"));
     formatMenu->AppendSeparator();
     formatMenu->Append(ID_FORMAT_FONT, _("&Font..."));
+    formatMenu->Append(ID_FORMAT_IMAGE, _("Image Property"));
     formatMenu->Append(ID_FORMAT_PARAGRAPH, _("&Paragraph..."));
     formatMenu->Append(ID_FORMAT_CONTENT, _("Font and Pa&ragraph...\tShift+Ctrl+F"));
     formatMenu->AppendSeparator();
@@ -624,15 +804,16 @@ MyFrame::MyFrame(const wxString& title, wxWindowID id, const wxPoint& pos,
     wxMenu* insertMenu = new wxMenu;
     insertMenu->Append(ID_INSERT_SYMBOL, _("&Symbol...\tCtrl+I"));
     insertMenu->Append(ID_INSERT_URL, _("&URL..."));
+    insertMenu->Append(ID_INSERT_IMAGE, _("&Image..."));
 
     // now append the freshly created menu to the menu bar...
     wxMenuBar *menuBar = new wxMenuBar();
-    menuBar->Append(fileMenu, _T("&File"));
-    menuBar->Append(editMenu, _T("&Edit"));
-    menuBar->Append(formatMenu, _T("F&ormat"));
-    menuBar->Append(listsMenu, _T("&Lists"));
-    menuBar->Append(insertMenu, _T("&Insert"));
-    menuBar->Append(helpMenu, _T("&Help"));
+    menuBar->Append(fileMenu, wxT("&File"));
+    menuBar->Append(editMenu, wxT("&Edit"));
+    menuBar->Append(formatMenu, wxT("F&ormat"));
+    menuBar->Append(listsMenu, wxT("&Lists"));
+    menuBar->Append(insertMenu, wxT("&Insert"));
+    menuBar->Append(helpMenu, wxT("&Help"));
 
     // ... and attach this menu bar to the frame
     SetMenuBar(menuBar);
@@ -645,51 +826,73 @@ MyFrame::MyFrame(const wxString& title, wxWindowID id, const wxPoint& pos,
     if ( !is_pda )
     {
         CreateStatusBar(2);
-        SetStatusText(_T("Welcome to wxRichTextCtrl!"));
+        SetStatusText(wxT("Welcome to wxRichTextCtrl!"));
     }
 #endif
 
-    wxToolBar* toolBar = CreateToolBar();
+    wxBoxSizer* sizer = new wxBoxSizer(wxVERTICAL);
+    SetSizer(sizer);
+
+    // On Mac, don't create a 'native' wxToolBar because small bitmaps are not supported by native
+    // toolbars. On Mac, a non-native, small-bitmap toolbar doesn't show unless it is explicitly
+    // managed, hence the use of sizers. In a real application, use larger icons for the main
+    // toolbar to avoid the need for this workaround. Or, use the toolbar in a container window
+    // as part of a more complex hierarchy, and the toolbar will automatically be non-native.
+
+    wxSystemOptions::SetOption(wxT("mac.toolbar.no-native"), 1);
+
+    wxToolBar* toolBar = new wxToolBar(this, wxID_ANY, wxDefaultPosition, wxDefaultSize,
+                                       wxNO_BORDER|wxTB_FLAT|wxTB_NODIVIDER|wxTB_NOALIGN);
 
-    toolBar->AddTool(wxID_OPEN, wxBitmap(open_xpm), wxNullBitmap, false, -1, -1, (wxObject *) NULL, _("Open"));
-    toolBar->AddTool(wxID_SAVEAS, wxBitmap(save_xpm), wxNullBitmap, false, -1, -1, (wxObject *) NULL, _("Save"));
+    sizer->Add(toolBar, 0, wxEXPAND);
+
+    toolBar->AddTool(wxID_OPEN, wxEmptyString, wxBitmap(open_xpm), _("Open"));
+    toolBar->AddTool(wxID_SAVEAS, wxEmptyString, wxBitmap(save_xpm), _("Save"));
+    toolBar->AddSeparator();
+    toolBar->AddTool(wxID_CUT, wxEmptyString, wxBitmap(cut_xpm), _("Cut"));
+    toolBar->AddTool(wxID_COPY, wxEmptyString, wxBitmap(copy_xpm), _("Copy"));
+    toolBar->AddTool(wxID_PASTE, wxEmptyString, wxBitmap(paste_xpm), _("Paste"));
     toolBar->AddSeparator();
-    toolBar->AddTool(wxID_CUT, wxBitmap(cut_xpm), wxNullBitmap, false, -1, -1, (wxObject *) NULL, _("Cut"));
-    toolBar->AddTool(wxID_COPY, wxBitmap(copy_xpm), wxNullBitmap, false, -1, -1, (wxObject *) NULL, _("Copy"));
-    toolBar->AddTool(wxID_PASTE, wxBitmap(paste_xpm), wxNullBitmap, false, -1, -1, (wxObject *) NULL, _("Paste"));
+    toolBar->AddTool(wxID_UNDO, wxEmptyString, wxBitmap(undo_xpm), _("Undo"));
+    toolBar->AddTool(wxID_REDO, wxEmptyString, wxBitmap(redo_xpm), _("Redo"));
     toolBar->AddSeparator();
-    toolBar->AddTool(wxID_UNDO, wxBitmap(undo_xpm), wxNullBitmap, false, -1, -1, (wxObject *) NULL, _("Undo"));
-    toolBar->AddTool(wxID_REDO, wxBitmap(redo_xpm), wxNullBitmap, false, -1, -1, (wxObject *) NULL, _("Redo"));
+    toolBar->AddCheckTool(ID_FORMAT_BOLD, wxEmptyString, wxBitmap(bold_xpm), wxNullBitmap, _("Bold"));
+    toolBar->AddCheckTool(ID_FORMAT_ITALIC, wxEmptyString, wxBitmap(italic_xpm), wxNullBitmap, _("Italic"));
+    toolBar->AddCheckTool(ID_FORMAT_UNDERLINE, wxEmptyString, wxBitmap(underline_xpm), wxNullBitmap, _("Underline"));
     toolBar->AddSeparator();
-    toolBar->AddTool(ID_FORMAT_BOLD, wxBitmap(bold_xpm), wxNullBitmap, true, -1, -1, (wxObject *) NULL, _("Bold"));
-    toolBar->AddTool(ID_FORMAT_ITALIC, wxBitmap(italic_xpm), wxNullBitmap, true, -1, -1, (wxObject *) NULL, _("Italic"));
-    toolBar->AddTool(ID_FORMAT_UNDERLINE, wxBitmap(underline_xpm), wxNullBitmap, true, -1, -1, (wxObject *) NULL, _("Underline"));
+    toolBar->AddCheckTool(ID_FORMAT_ALIGN_LEFT, wxEmptyString, wxBitmap(alignleft_xpm), wxNullBitmap, _("Align Left"));
+    toolBar->AddCheckTool(ID_FORMAT_ALIGN_CENTRE, wxEmptyString, wxBitmap(centre_xpm), wxNullBitmap, _("Centre"));
+    toolBar->AddCheckTool(ID_FORMAT_ALIGN_RIGHT, wxEmptyString, wxBitmap(alignright_xpm), wxNullBitmap, _("Align Right"));
     toolBar->AddSeparator();
-    toolBar->AddTool(ID_FORMAT_ALIGN_LEFT, wxBitmap(alignleft_xpm), wxNullBitmap, true, -1, -1, (wxObject *) NULL, _("Align Left"));
-    toolBar->AddTool(ID_FORMAT_ALIGN_CENTRE, wxBitmap(centre_xpm), wxNullBitmap, true, -1, -1, (wxObject *) NULL, _("Centre"));
-    toolBar->AddTool(ID_FORMAT_ALIGN_RIGHT, wxBitmap(alignright_xpm), wxNullBitmap, true, -1, -1, (wxObject *) NULL, _("Align Right"));
+    toolBar->AddTool(ID_FORMAT_INDENT_LESS, wxEmptyString, wxBitmap(indentless_xpm), _("Indent Less"));
+    toolBar->AddTool(ID_FORMAT_INDENT_MORE, wxEmptyString, wxBitmap(indentmore_xpm), _("Indent More"));
     toolBar->AddSeparator();
-    toolBar->AddTool(ID_FORMAT_INDENT_LESS, wxBitmap(indentless_xpm), wxNullBitmap, false, -1, -1, (wxObject *) NULL, _("Indent Less"));
-    toolBar->AddTool(ID_FORMAT_INDENT_MORE, wxBitmap(indentmore_xpm), wxNullBitmap, false, -1, -1, (wxObject *) NULL, _("Indent More"));
+    toolBar->AddTool(ID_FORMAT_FONT, wxEmptyString, wxBitmap(font_xpm), _("Font"));
     toolBar->AddSeparator();
-    toolBar->AddTool(ID_FORMAT_FONT, wxBitmap(font_xpm), wxNullBitmap, false, -1, -1, (wxObject *) NULL, _("Font"));
 
-    wxRichTextStyleComboCtrl* combo = new wxRichTextStyleComboCtrl(toolBar, ID_RICHTEXT_STYLE_COMBO, wxDefaultPosition, wxSize(200, -1));
+    wxRichTextStyleComboCtrl* combo = new wxRichTextStyleComboCtrl(toolBar, ID_RICHTEXT_STYLE_COMBO, wxDefaultPosition, wxSize(160, -1), wxCB_READONLY);
     toolBar->AddControl(combo);
 
     toolBar->Realize();
 
-    wxSplitterWindow* splitter = new wxSplitterWindow(this, wxID_ANY, wxDefaultPosition, GetClientSize(), wxSP_NO_XP_THEME|wxSP_3D|wxSP_LIVE_UPDATE);
+    wxSplitterWindow* splitter = new wxSplitterWindow(this, wxID_ANY, wxDefaultPosition, wxSize(100,100), wxSP_LIVE_UPDATE);
+    sizer->Add(splitter, 1, wxEXPAND);
 
     wxFont textFont = wxFont(12, wxROMAN, wxNORMAL, wxNORMAL);
     wxFont boldFont = wxFont(12, wxROMAN, wxNORMAL, wxBOLD);
     wxFont italicFont = wxFont(12, wxROMAN, wxITALIC, wxNORMAL);
 
-    m_richTextCtrl = new wxRichTextCtrl(splitter, ID_RICHTEXT_CTRL, wxEmptyString, wxDefaultPosition, wxSize(200, 200), wxVSCROLL|wxHSCROLL|wxNO_BORDER|wxWANTS_CHARS);
+    m_richTextCtrl = new MyRichTextCtrl(splitter, ID_RICHTEXT_CTRL, wxEmptyString, wxDefaultPosition, wxSize(200, 200), wxVSCROLL|wxHSCROLL|wxWANTS_CHARS);
+    wxASSERT(!m_richTextCtrl->GetBuffer().GetAttributes().HasFontPixelSize());
+
     wxFont font(12, wxROMAN, wxNORMAL, wxNORMAL);
 
     m_richTextCtrl->SetFont(font);
 
+    wxASSERT(!m_richTextCtrl->GetBuffer().GetAttributes().HasFontPixelSize());
+
+    m_richTextCtrl->SetMargins(10, 10);
+
     m_richTextCtrl->SetStyleSheet(wxGetApp().GetStyleSheet());
 
     combo->SetStyleSheet(wxGetApp().GetStyleSheet());
@@ -708,13 +911,25 @@ MyFrame::MyFrame(const wxString& title, wxWindowID id, const wxPoint& pos,
         splitter->SplitVertically(m_richTextCtrl, styleListCtrl, 500);
     }
 
+    Layout();
+
     splitter->UpdateSize();
 
     styleListCtrl->SetStyleSheet(wxGetApp().GetStyleSheet());
     styleListCtrl->SetRichTextCtrl(m_richTextCtrl);
     styleListCtrl->UpdateStyles();
 
-    wxRichTextCtrl& r = *m_richTextCtrl;
+    WriteInitialText();
+}
+
+// Write text
+void MyFrame::WriteInitialText()
+{
+    MyRichTextCtrl& r = *m_richTextCtrl;
+
+    r.SetDefaultStyle(wxRichTextAttr());
+
+    r.Freeze();
 
     r.BeginSuppressUndo();
 
@@ -724,11 +939,11 @@ MyFrame::MyFrame(const wxString& title, wxWindowID id, const wxPoint& pos,
     r.BeginBold();
 
     r.BeginFontSize(14);
-    r.WriteText(wxT("Welcome to wxRichTextCtrl, a wxWidgets control"));
-    r.LineBreak();
-    r.WriteText(wxT("for editing and presenting styled text and images"));
+
+    wxString lineBreak = (wxChar) 29;
+
+    r.WriteText(wxString(wxT("Welcome to wxRichTextCtrl, a wxWidgets control")) + lineBreak + wxT("for editing and presenting styled text and images\n"));
     r.EndFontSize();
-    r.Newline();
 
     r.BeginItalic();
     r.WriteText(wxT("by Julian Smart"));
@@ -739,9 +954,30 @@ MyFrame::MyFrame(const wxString& title, wxWindowID id, const wxPoint& pos,
 
     r.WriteImage(wxBitmap(zebra_xpm));
 
+    r.Newline();
+    r.Newline();
+
     r.EndAlignment();
 
+#if 0
+    r.BeginAlignment(wxTEXT_ALIGNMENT_CENTRE);
+    r.WriteText(wxString(wxT("This is a simple test for a floating left image test. The zebra image should be placed at the left side of the current buffer and all the text should flow around it at the right side. This is a simple test for a floating left image test. The zebra image should be placed at the left side of the current buffer and all the text should flow around it at the right side. This is a simple test for a floating left image test. The zebra image should be placed at the left side of the current buffer and all the text should flow around it at the right side.")));
     r.Newline();
+    r.EndAlignment();
+#endif
+
+    r.BeginAlignment(wxTEXT_ALIGNMENT_LEFT);
+    wxRichTextAttr imageAttr;
+    imageAttr.GetTextBoxAttr().SetFloatMode(wxTEXT_BOX_ATTR_FLOAT_LEFT);
+    r.WriteText(wxString(wxT("This is a simple test for a floating left image test. The zebra image should be placed at the left side of the current buffer and all the text should flow around it at the right side. This is a simple test for a floating left image test. The zebra image should be placed at the left side of the current buffer and all the text should flow around it at the right side. This is a simple test for a floating left image test. The zebra image should be placed at the left side of the current buffer and all the text should flow around it at the right side.")));
+    r.WriteImage(wxBitmap(zebra_xpm), wxBITMAP_TYPE_PNG, imageAttr);
+
+    imageAttr.GetTextBoxAttr().GetTop().SetValue(200);
+    imageAttr.GetTextBoxAttr().GetTop().SetUnits(wxTEXT_ATTR_UNITS_PIXELS);
+    imageAttr.GetTextBoxAttr().SetFloatMode(wxTEXT_BOX_ATTR_FLOAT_RIGHT);
+    r.WriteImage(wxBitmap(zebra_xpm), wxBITMAP_TYPE_PNG, imageAttr);
+    r.WriteText(wxString(wxT("This is a simple test for a floating right image test. The zebra image should be placed at the right side of the current buffer and all the text should flow around it at the left side. This is a simple test for a floating left image test. The zebra image should be placed at the right side of the current buffer and all the text should flow around it at the left side. This is a simple test for a floating left image test. The zebra image should be placed at the right side of the current buffer and all the text should flow around it at the left side.")));
+    r.EndAlignment();
     r.Newline();
 
     r.WriteText(wxT("What can you do with this thing? "));
@@ -749,13 +985,16 @@ MyFrame::MyFrame(const wxString& title, wxWindowID id, const wxPoint& pos,
     r.WriteImage(wxBitmap(smiley_xpm));
     r.WriteText(wxT(" Well, you can change text "));
 
-    r.BeginTextColour(wxColour(255, 0, 0));
+    r.BeginTextColour(*wxRED);
     r.WriteText(wxT("colour, like this red bit."));
     r.EndTextColour();
 
-    r.BeginTextColour(wxColour(0, 0, 255));
-    r.WriteText(wxT(" And this blue bit."));
-    r.EndTextColour();
+    wxRichTextAttr backgroundColourAttr;
+    backgroundColourAttr.SetBackgroundColour(*wxGREEN);
+    backgroundColourAttr.SetTextColour(*wxBLUE);
+    r.BeginStyle(backgroundColourAttr);
+    r.WriteText(wxT(" And this blue on green bit."));
+    r.EndStyle();
 
     r.WriteText(wxT(" Naturally you can make things "));
     r.BeginBold();
@@ -774,57 +1013,55 @@ MyFrame::MyFrame(const wxString& title, wxWindowID id, const wxPoint& pos,
 
     r.WriteText(wxT(" Next we'll show an indented paragraph."));
 
-    r.BeginLeftIndent(60);
     r.Newline();
 
+    r.BeginLeftIndent(60);
     r.WriteText(wxT("It was in January, the most down-trodden month of an Edinburgh winter. An attractive woman came into the cafe, which is nothing remarkable."));
-    r.EndLeftIndent();
-
     r.Newline();
 
+    r.EndLeftIndent();
+
     r.WriteText(wxT("Next, we'll show a first-line indent, achieved using BeginLeftIndent(100, -40)."));
 
-    r.BeginLeftIndent(100, -40);
     r.Newline();
 
-    r.WriteText(wxT("It was in January, the most down-trodden month of an Edinburgh winter. An attractive woman came into the cafe, which is nothing remarkable."));
-    r.EndLeftIndent();
+    r.BeginLeftIndent(100, -40);
 
+    r.WriteText(wxT("It was in January, the most down-trodden month of an Edinburgh winter. An attractive woman came into the cafe, which is nothing remarkable."));
     r.Newline();
 
-    r.WriteText(wxT("Numbered bullets are possible, again using subindents:"));
+    r.EndLeftIndent();
 
-    r.BeginNumberedBullet(1, 100, 60);
+    r.WriteText(wxT("Numbered bullets are possible, again using subindents:"));
     r.Newline();
 
+    r.BeginNumberedBullet(1, 100, 60);
     r.WriteText(wxT("This is my first item. Note that wxRichTextCtrl can apply numbering and bullets automatically based on list styles, but this list is formatted explicitly by setting indents."));
+    r.Newline();
     r.EndNumberedBullet();
 
     r.BeginNumberedBullet(2, 100, 60);
-    r.Newline();
-
     r.WriteText(wxT("This is my second item."));
-    r.EndNumberedBullet();
-
     r.Newline();
+    r.EndNumberedBullet();
 
     r.WriteText(wxT("The following paragraph is right-indented:"));
+    r.Newline();
 
     r.BeginRightIndent(200);
-    r.Newline();
 
     r.WriteText(wxT("It was in January, the most down-trodden month of an Edinburgh winter. An attractive woman came into the cafe, which is nothing remarkable."));
-    r.EndRightIndent();
-
     r.Newline();
 
+    r.EndRightIndent();
+
     r.WriteText(wxT("The following paragraph is right-aligned with 1.5 line spacing:"));
+    r.Newline();
 
     r.BeginAlignment(wxTEXT_ALIGNMENT_RIGHT);
     r.BeginLineSpacing(wxTEXT_ATTR_LINE_SPACING_HALF);
-    r.Newline();
-
     r.WriteText(wxT("It was in January, the most down-trodden month of an Edinburgh winter. An attractive woman came into the cafe, which is nothing remarkable."));
+    r.Newline();
     r.EndLineSpacing();
     r.EndAlignment();
 
@@ -833,53 +1070,51 @@ MyFrame::MyFrame(const wxString& title, wxWindowID id, const wxPoint& pos,
     tabs.Add(600);
     tabs.Add(800);
     tabs.Add(1000);
-    wxTextAttrEx attr;
+    wxRichTextAttr attr;
     attr.SetFlags(wxTEXT_ATTR_TABS);
     attr.SetTabs(tabs);
     r.SetDefaultStyle(attr);
 
-    r.Newline();
     r.WriteText(wxT("This line contains tabs:\tFirst tab\tSecond tab\tThird tab"));
-
     r.Newline();
+
     r.WriteText(wxT("Other notable features of wxRichTextCtrl include:"));
+    r.Newline();
 
     r.BeginSymbolBullet(wxT('*'), 100, 60);
-    r.Newline();
     r.WriteText(wxT("Compatibility with wxTextCtrl API"));
+    r.Newline();
     r.EndSymbolBullet();
 
     r.BeginSymbolBullet(wxT('*'), 100, 60);
-    r.Newline();
     r.WriteText(wxT("Easy stack-based BeginXXX()...EndXXX() style setting in addition to SetStyle()"));
+    r.Newline();
     r.EndSymbolBullet();
 
     r.BeginSymbolBullet(wxT('*'), 100, 60);
-    r.Newline();
     r.WriteText(wxT("XML loading and saving"));
+    r.Newline();
     r.EndSymbolBullet();
 
     r.BeginSymbolBullet(wxT('*'), 100, 60);
-    r.Newline();
     r.WriteText(wxT("Undo/Redo, with batching option and Undo suppressing"));
+    r.Newline();
     r.EndSymbolBullet();
 
     r.BeginSymbolBullet(wxT('*'), 100, 60);
-    r.Newline();
     r.WriteText(wxT("Clipboard copy and paste"));
+    r.Newline();
     r.EndSymbolBullet();
 
     r.BeginSymbolBullet(wxT('*'), 100, 60);
-    r.Newline();
     r.WriteText(wxT("wxRichTextStyleSheet with named character and paragraph styles, and control for applying named styles"));
+    r.Newline();
     r.EndSymbolBullet();
 
     r.BeginSymbolBullet(wxT('*'), 100, 60);
-    r.Newline();
     r.WriteText(wxT("A design that can easily be extended to other content types, ultimately with text boxes, tables, controls, and so on"));
-    r.EndSymbolBullet();
-
     r.Newline();
+    r.EndSymbolBullet();
 
     // Make a style suitable for showing a URL
     wxRichTextAttr urlStyle;
@@ -896,13 +1131,110 @@ MyFrame::MyFrame(const wxString& title, wxWindowID id, const wxPoint& pos,
 
     r.Newline();
 
-    r.WriteText(wxT("Note: this sample content was generated programmatically from within the MyFrame constructor in the demo. The images were loaded from inline XPMs. Enjoy wxRichTextCtrl!"));
+    r.WriteText(wxT("Note: this sample content was generated programmatically from within the MyFrame constructor in the demo. The images were loaded from inline XPMs. Enjoy wxRichTextCtrl!\n"));
 
     r.EndParagraphSpacing();
 
+#if 1
+    {
+        // Add a text box
+
+        r.Newline();
+
+        wxRichTextAttr attr;
+        attr.GetTextBoxAttr().GetMargins().GetLeft().SetValue(20, wxTEXT_ATTR_UNITS_PIXELS);
+        attr.GetTextBoxAttr().GetMargins().GetTop().SetValue(20, wxTEXT_ATTR_UNITS_PIXELS);
+        attr.GetTextBoxAttr().GetMargins().GetRight().SetValue(20, wxTEXT_ATTR_UNITS_PIXELS);
+        attr.GetTextBoxAttr().GetMargins().GetBottom().SetValue(20, wxTEXT_ATTR_UNITS_PIXELS);
+
+        attr.GetTextBoxAttr().GetBorder().SetColour(*wxBLACK);
+        attr.GetTextBoxAttr().GetBorder().SetWidth(1, wxTEXT_ATTR_UNITS_PIXELS);
+        attr.GetTextBoxAttr().GetBorder().SetStyle(wxTEXT_BOX_ATTR_BORDER_SOLID);
+
+        wxRichTextBox* textBox = r.WriteTextBox(attr);
+        r.SetFocusObject(textBox);
+
+        r.WriteText(wxT("This is a text box. Just testing! Once more unto the breach, dear friends, once more..."));
+
+        r.SetFocusObject(NULL); // Set the focus back to the main buffer
+        r.SetInsertionPointEnd();
+    }
+#endif
+#if 1
+    {
+        // Add a table
+
+        r.Newline();
+
+        wxRichTextAttr attr;
+        attr.GetTextBoxAttr().GetMargins().GetLeft().SetValue(5, wxTEXT_ATTR_UNITS_PIXELS);
+        attr.GetTextBoxAttr().GetMargins().GetTop().SetValue(5, wxTEXT_ATTR_UNITS_PIXELS);
+        attr.GetTextBoxAttr().GetMargins().GetRight().SetValue(5, wxTEXT_ATTR_UNITS_PIXELS);
+        attr.GetTextBoxAttr().GetMargins().GetBottom().SetValue(5, wxTEXT_ATTR_UNITS_PIXELS);
+        attr.GetTextBoxAttr().GetPadding() = attr.GetTextBoxAttr().GetMargins();
+
+        attr.GetTextBoxAttr().GetBorder().SetColour(*wxBLACK);
+        attr.GetTextBoxAttr().GetBorder().SetWidth(1, wxTEXT_ATTR_UNITS_PIXELS);
+        attr.GetTextBoxAttr().GetBorder().SetStyle(wxTEXT_BOX_ATTR_BORDER_SOLID);
+
+        wxRichTextAttr cellAttr = attr;
+        cellAttr.GetTextBoxAttr().GetWidth().SetValue(200, wxTEXT_ATTR_UNITS_PIXELS);
+        cellAttr.GetTextBoxAttr().GetHeight().SetValue(150, wxTEXT_ATTR_UNITS_PIXELS);
+
+        wxRichTextTable* table = r.WriteTable(3, 2, attr, cellAttr);
+        int i, j;
+        for (j = 0; j < table->GetRowCount(); j++)
+        {
+            for (i = 0; i < table->GetColumnCount(); i++)
+            {
+                wxString msg = wxString::Format(wxT("This is cell %d, %d"), (j+1), (i+1));
+                r.SetFocusObject(table->GetCell(j, i));
+                r.WriteText(msg);
+            }
+        }
+        r.SetFocusObject(NULL); // Set the focus back to the main buffer
+        r.SetInsertionPointEnd();
+    }
+#endif
+
+    r.Newline();
+
+    wxRichTextProperties properties;
+    r.WriteText(wxT("This is a rectangle field: "));
+    r.WriteField(wxT("rectangle"), properties);
+    r.WriteText(wxT(" and a begin section field: "));
+    r.WriteField(wxT("begin-section"), properties);
+    r.WriteText(wxT("This is text between the two tags."));
+    r.WriteField(wxT("end-section"), properties);
+    r.WriteText(wxT(" Now a bitmap. "));
+    r.WriteField(wxT("bitmap"), properties);
+    r.WriteText(wxT(" Before we go, here's a composite field: ***"));
+    wxRichTextField* field = r.WriteField(wxT("composite"), properties);
+    field->UpdateField(& r.GetBuffer()); // Creates the composite value (sort of a text box)
+    r.WriteText(wxT("*** End of composite field."));
+
+    r.Newline();
     r.EndSuppressUndo();
-}
 
+    // Add some locked content first - needs Undo to be enabled
+    {
+        r.BeginLock();
+        r.WriteText(wxString(wxT("This is a locked object.")));
+        r.EndLock();
+
+        r.WriteText(wxString(wxT(" This is unlocked text. ")));
+
+        r.BeginLock();
+        r.WriteText(wxString(wxT("More locked content.")));
+        r.EndLock();
+        r.Newline();
+
+        // Flush the Undo buffer
+        r.GetCommandProcessor()->ClearCommands();
+    }
+
+    r.Thaw();
+}
 
 // event handlers
 
@@ -915,8 +1247,8 @@ void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
 void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
 {
     wxString msg;
-    msg.Printf( _T("This is a demo for wxRichTextCtrl, a control for editing styled text.\n(c) Julian Smart, 2005"));
-    wxMessageBox(msg, _T("About wxRichTextCtrl Sample"), wxOK | wxICON_INFORMATION, this);
+    msg.Printf( wxT("This is a demo for wxRichTextCtrl, a control for editing styled text.\n(c) Julian Smart, 2005"));
+    wxMessageBox(msg, wxT("About wxRichTextCtrl Sample"), wxOK | wxICON_INFORMATION, this);
 }
 
 // Forward command events to the current rich text control, if any
@@ -938,7 +1270,7 @@ bool MyFrame::ProcessEvent(wxEvent& event)
             s_id = event.GetId();
 
             wxWindow* focusWin = wxFindFocusDescendant(this);
-            if (focusWin && focusWin->ProcessEvent(event))
+            if (focusWin && focusWin->GetEventHandler()->ProcessEvent(event))
             {
                 //s_command = NULL;
                 s_eventType = 0;
@@ -1020,7 +1352,14 @@ void MyFrame::OnSaveAs(wxCommandEvent& WXUNUSED(event))
 
         if (!path.empty())
         {
+            wxBusyCursor busy;
+            wxStopWatch stopwatch;
+
             m_richTextCtrl->SaveFile(path);
+
+            long t = stopwatch.Time();
+            wxLogDebug(wxT("Saving took %ldms"), t);
+            wxMessageBox(wxString::Format(wxT("Saving took %ldms"), t));
         }
     }
 }
@@ -1040,6 +1379,21 @@ void MyFrame::OnUnderline(wxCommandEvent& WXUNUSED(event))
     m_richTextCtrl->ApplyUnderlineToSelection();
 }
 
+void MyFrame::OnStrikethrough(wxCommandEvent& WXUNUSED(event))
+{
+    m_richTextCtrl->ApplyTextEffectToSelection(wxTEXT_ATTR_EFFECT_STRIKETHROUGH);
+}
+
+void MyFrame::OnSuperscript(wxCommandEvent& WXUNUSED(event))
+{
+    m_richTextCtrl->ApplyTextEffectToSelection(wxTEXT_ATTR_EFFECT_SUPERSCRIPT);
+}
+
+void MyFrame::OnSubscript(wxCommandEvent& WXUNUSED(event))
+{
+    m_richTextCtrl->ApplyTextEffectToSelection(wxTEXT_ATTR_EFFECT_SUBSCRIPT);
+}
+
 
 void MyFrame::OnUpdateBold(wxUpdateUIEvent& event)
 {
@@ -1056,6 +1410,21 @@ void MyFrame::OnUpdateUnderline(wxUpdateUIEvent& event)
     event.Check(m_richTextCtrl->IsSelectionUnderlined());
 }
 
+void MyFrame::OnUpdateStrikethrough(wxUpdateUIEvent& event)
+{
+    event.Check(m_richTextCtrl->DoesSelectionHaveTextEffectFlag(wxTEXT_ATTR_EFFECT_STRIKETHROUGH));
+}
+
+void MyFrame::OnUpdateSuperscript(wxUpdateUIEvent& event)
+{
+    event.Check(m_richTextCtrl->DoesSelectionHaveTextEffectFlag(wxTEXT_ATTR_EFFECT_SUPERSCRIPT));
+}
+
+void MyFrame::OnUpdateSubscript(wxUpdateUIEvent& event)
+{
+    event.Check(m_richTextCtrl->DoesSelectionHaveTextEffectFlag(wxTEXT_ATTR_EFFECT_SUBSCRIPT));
+}
+
 void MyFrame::OnAlignLeft(wxCommandEvent& WXUNUSED(event))
 {
     m_richTextCtrl->ApplyAlignmentToSelection(wxTEXT_ALIGNMENT_LEFT);
@@ -1097,39 +1466,33 @@ void MyFrame::OnFont(wxCommandEvent& WXUNUSED(event))
     int pages = wxRICHTEXT_FORMAT_FONT;
 
     wxRichTextFormattingDialog formatDlg(pages, this);
+    formatDlg.SetOptions(wxRichTextFormattingDialog::Option_AllowPixelFontSize);
     formatDlg.GetStyle(m_richTextCtrl, range);
 
     if (formatDlg.ShowModal() == wxID_OK)
     {
         formatDlg.ApplyStyle(m_richTextCtrl, range, wxRICHTEXT_SETSTYLE_WITH_UNDO|wxRICHTEXT_SETSTYLE_OPTIMIZE|wxRICHTEXT_SETSTYLE_CHARACTERS_ONLY);
     }
+}
 
-    // Old method using wxFontDialog
-#if 0
-    if (!m_richTextCtrl->HasSelection())
-        return;
-
-    wxRichTextRange range = m_richTextCtrl->GetSelectionRange();
-    wxFontData fontData;
-
-    wxTextAttrEx attr;
-    attr.SetFlags(wxTEXT_ATTR_FONT);
+void MyFrame::OnImage(wxCommandEvent& WXUNUSED(event))
+{
+    wxRichTextRange range;
+    wxASSERT(m_richTextCtrl->HasSelection());
 
-    if (m_richTextCtrl->GetStyle(m_richTextCtrl->GetInsertionPoint(), attr))
-        fontData.SetInitialFont(attr.GetFont());
+    range = m_richTextCtrl->GetSelectionRange();
+    wxASSERT(range.ToInternal().GetLength() == 1);
 
-    wxFontDialog dialog(this, fontData);
-    if (dialog.ShowModal() == wxID_OK)
+    wxRichTextImage* image = wxDynamicCast(m_richTextCtrl->GetFocusObject()->GetLeafObjectAtPosition(range.GetStart()), wxRichTextImage);
+    if (image)
     {
-        fontData = dialog.GetFontData();
-        attr.SetFlags(wxTEXT_ATTR_FONT);
-        attr.SetFont(fontData.GetChosenFont());
-        if (attr.GetFont().Ok())
+        wxRichTextObjectPropertiesDialog imageDlg(image, this);
+
+        if (imageDlg.ShowModal() == wxID_OK)
         {
-            m_richTextCtrl->SetStyle(range, attr);
+            imageDlg.ApplyStyle(m_richTextCtrl);
         }
     }
-#endif
 }
 
 void MyFrame::OnParagraph(wxCommandEvent& WXUNUSED(event))
@@ -1175,9 +1538,28 @@ void MyFrame::OnUpdateFormat(wxUpdateUIEvent& event)
     event.Enable(m_richTextCtrl->HasSelection());
 }
 
+void MyFrame::OnUpdateImage(wxUpdateUIEvent& event)
+{
+    wxRichTextRange range;
+    wxRichTextObject *obj;
+
+    range = m_richTextCtrl->GetSelectionRange();
+    if (range.ToInternal().GetLength() == 1)
+    {
+        obj = m_richTextCtrl->GetFocusObject()->GetLeafObjectAtPosition(range.GetStart());
+        if (obj && obj->IsKindOf(CLASSINFO(wxRichTextImage)))
+        {
+            event.Enable(true);
+            return;
+        }
+    }
+
+    event.Enable(false);
+}
+
 void MyFrame::OnIndentMore(wxCommandEvent& WXUNUSED(event))
 {
-    wxTextAttrEx attr;
+    wxRichTextAttr attr;
     attr.SetFlags(wxTEXT_ATTR_LEFT_INDENT);
 
     if (m_richTextCtrl->GetStyle(m_richTextCtrl->GetInsertionPoint(), attr))
@@ -1186,7 +1568,6 @@ void MyFrame::OnIndentMore(wxCommandEvent& WXUNUSED(event))
         if (m_richTextCtrl->HasSelection())
             range = m_richTextCtrl->GetSelectionRange();
 
-        wxFontData fontData;
         attr.SetLeftIndent(attr.GetLeftIndent() + 100);
 
         attr.SetFlags(wxTEXT_ATTR_LEFT_INDENT);
@@ -1196,7 +1577,7 @@ void MyFrame::OnIndentMore(wxCommandEvent& WXUNUSED(event))
 
 void MyFrame::OnIndentLess(wxCommandEvent& WXUNUSED(event))
 {
-    wxTextAttrEx attr;
+    wxRichTextAttr attr;
     attr.SetFlags(wxTEXT_ATTR_LEFT_INDENT);
 
     if (m_richTextCtrl->GetStyle(m_richTextCtrl->GetInsertionPoint(), attr))
@@ -1205,10 +1586,9 @@ void MyFrame::OnIndentLess(wxCommandEvent& WXUNUSED(event))
         if (m_richTextCtrl->HasSelection())
             range = m_richTextCtrl->GetSelectionRange();
 
-        if (attr.GetLeftIndent() >= 100)
+        if (attr.GetLeftIndent() > 0)
         {
-            wxFontData fontData;
-            attr.SetLeftIndent(attr.GetLeftIndent() - 100);
+            attr.SetLeftIndent(wxMax(0, attr.GetLeftIndent() - 100));
 
             m_richTextCtrl->SetStyle(range, attr);
         }
@@ -1217,7 +1597,7 @@ void MyFrame::OnIndentLess(wxCommandEvent& WXUNUSED(event))
 
 void MyFrame::OnLineSpacingHalf(wxCommandEvent& WXUNUSED(event))
 {
-    wxTextAttrEx attr;
+    wxRichTextAttr attr;
     attr.SetFlags(wxTEXT_ATTR_LINE_SPACING);
 
     if (m_richTextCtrl->GetStyle(m_richTextCtrl->GetInsertionPoint(), attr))
@@ -1226,7 +1606,6 @@ void MyFrame::OnLineSpacingHalf(wxCommandEvent& WXUNUSED(event))
         if (m_richTextCtrl->HasSelection())
             range = m_richTextCtrl->GetSelectionRange();
 
-        wxFontData fontData;
         attr.SetFlags(wxTEXT_ATTR_LINE_SPACING);
         attr.SetLineSpacing(15);
 
@@ -1236,7 +1615,7 @@ void MyFrame::OnLineSpacingHalf(wxCommandEvent& WXUNUSED(event))
 
 void MyFrame::OnLineSpacingDouble(wxCommandEvent& WXUNUSED(event))
 {
-    wxTextAttrEx attr;
+    wxRichTextAttr attr;
     attr.SetFlags(wxTEXT_ATTR_LINE_SPACING);
 
     if (m_richTextCtrl->GetStyle(m_richTextCtrl->GetInsertionPoint(), attr))
@@ -1245,7 +1624,6 @@ void MyFrame::OnLineSpacingDouble(wxCommandEvent& WXUNUSED(event))
         if (m_richTextCtrl->HasSelection())
             range = m_richTextCtrl->GetSelectionRange();
 
-        wxFontData fontData;
         attr.SetFlags(wxTEXT_ATTR_LINE_SPACING);
         attr.SetLineSpacing(20);
 
@@ -1255,7 +1633,7 @@ void MyFrame::OnLineSpacingDouble(wxCommandEvent& WXUNUSED(event))
 
 void MyFrame::OnLineSpacingSingle(wxCommandEvent& WXUNUSED(event))
 {
-    wxTextAttrEx attr;
+    wxRichTextAttr attr;
     attr.SetFlags(wxTEXT_ATTR_LINE_SPACING);
 
     if (m_richTextCtrl->GetStyle(m_richTextCtrl->GetInsertionPoint(), attr))
@@ -1264,7 +1642,6 @@ void MyFrame::OnLineSpacingSingle(wxCommandEvent& WXUNUSED(event))
         if (m_richTextCtrl->HasSelection())
             range = m_richTextCtrl->GetSelectionRange();
 
-        wxFontData fontData;
         attr.SetFlags(wxTEXT_ATTR_LINE_SPACING);
         attr.SetLineSpacing(0); // Can also use 10
 
@@ -1274,7 +1651,7 @@ void MyFrame::OnLineSpacingSingle(wxCommandEvent& WXUNUSED(event))
 
 void MyFrame::OnParagraphSpacingMore(wxCommandEvent& WXUNUSED(event))
 {
-    wxTextAttrEx attr;
+    wxRichTextAttr attr;
     attr.SetFlags(wxTEXT_ATTR_PARA_SPACING_AFTER);
 
     if (m_richTextCtrl->GetStyle(m_richTextCtrl->GetInsertionPoint(), attr))
@@ -1283,7 +1660,6 @@ void MyFrame::OnParagraphSpacingMore(wxCommandEvent& WXUNUSED(event))
         if (m_richTextCtrl->HasSelection())
             range = m_richTextCtrl->GetSelectionRange();
 
-        wxFontData fontData;
         attr.SetParagraphSpacingAfter(attr.GetParagraphSpacingAfter() + 20);
 
         attr.SetFlags(wxTEXT_ATTR_PARA_SPACING_AFTER);
@@ -1293,7 +1669,7 @@ void MyFrame::OnParagraphSpacingMore(wxCommandEvent& WXUNUSED(event))
 
 void MyFrame::OnParagraphSpacingLess(wxCommandEvent& WXUNUSED(event))
 {
-    wxTextAttrEx attr;
+    wxRichTextAttr attr;
     attr.SetFlags(wxTEXT_ATTR_PARA_SPACING_AFTER);
 
     if (m_richTextCtrl->GetStyle(m_richTextCtrl->GetInsertionPoint(), attr))
@@ -1304,7 +1680,6 @@ void MyFrame::OnParagraphSpacingLess(wxCommandEvent& WXUNUSED(event))
 
         if (attr.GetParagraphSpacingAfter() >= 20)
         {
-            wxFontData fontData;
             attr.SetParagraphSpacingAfter(attr.GetParagraphSpacingAfter() - 20);
 
             attr.SetFlags(wxTEXT_ATTR_PARA_SPACING_AFTER);
@@ -1313,6 +1688,12 @@ void MyFrame::OnParagraphSpacingLess(wxCommandEvent& WXUNUSED(event))
     }
 }
 
+void MyFrame::OnReload(wxCommandEvent& WXUNUSED(event))
+{
+    m_richTextCtrl->Clear();
+    WriteInitialText();
+}
+
 void MyFrame::OnViewHTML(wxCommandEvent& WXUNUSED(event))
 {
     wxDialog dialog(this, wxID_ANY, _("HTML"), wxDefaultPosition, wxSize(500, 400), wxDEFAULT_DIALOG_STYLE);
@@ -1332,6 +1713,17 @@ void MyFrame::OnViewHTML(wxCommandEvent& WXUNUSED(event))
     wxRichTextHTMLHandler htmlHandler;
     htmlHandler.SetFlags(wxRICHTEXT_HANDLER_SAVE_IMAGES_TO_MEMORY);
 
+    wxArrayInt fontSizeMapping;
+    fontSizeMapping.Add(7);
+    fontSizeMapping.Add(9);
+    fontSizeMapping.Add(11);
+    fontSizeMapping.Add(12);
+    fontSizeMapping.Add(14);
+    fontSizeMapping.Add(22);
+    fontSizeMapping.Add(100);
+
+    htmlHandler.SetFontSizeMapping(fontSizeMapping);
+
     if (htmlHandler.SaveFile(& m_richTextCtrl->GetBuffer(), strStream))
     {
         win->SetPage(text);
@@ -1411,12 +1803,12 @@ void MyFrame::OnManageStyles(wxCommandEvent& WXUNUSED(event))
 
 void MyFrame::OnInsertSymbol(wxCommandEvent& WXUNUSED(event))
 {
-    wxTextAttrEx attr;
+    wxRichTextAttr attr;
     attr.SetFlags(wxTEXT_ATTR_FONT);
     m_richTextCtrl->GetStyle(m_richTextCtrl->GetInsertionPoint(), attr);
 
     wxString currentFontName;
-    if (attr.HasFont() && attr.GetFont().Ok())
+    if (attr.HasFont() && attr.GetFont().IsOk())
         currentFontName = attr.GetFont().GetFaceName();
 
     // Don't set the initial font in the dialog (so the user is choosing
@@ -1521,7 +1913,7 @@ void MyFrame::OnInsertURL(wxCommandEvent& WXUNUSED(event))
         wxRichTextAttr urlStyle;
         urlStyle.SetTextColour(*wxBLUE);
         urlStyle.SetFontUnderlined(true);
-        
+
         m_richTextCtrl->BeginStyle(urlStyle);
         m_richTextCtrl->BeginURL(url);
         m_richTextCtrl->WriteText(url);
@@ -1530,6 +1922,16 @@ void MyFrame::OnInsertURL(wxCommandEvent& WXUNUSED(event))
     }
 }
 
+void MyFrame::OnInsertImage(wxCommandEvent& WXUNUSED(event))
+{
+    wxFileDialog dialog(this, _("Choose an image"), "", "", "BMP and GIF files (*.bmp;*.gif)|*.bmp;*.gif|PNG files (*.png)|*.png");
+    if (dialog.ShowModal() == wxID_OK)
+    {
+        wxString path = dialog.GetPath();
+        m_richTextCtrl->WriteImage(path, wxBITMAP_TYPE_ANY);
+    }
+}
+
 void MyFrame::OnURL(wxTextUrlEvent& event)
 {
     wxMessageBox(event.GetString());
@@ -1554,5 +1956,149 @@ void MyFrame::OnPreview(wxCommandEvent& WXUNUSED(event))
 
 void MyFrame::OnPageSetup(wxCommandEvent& WXUNUSED(event))
 {
-    wxGetApp().GetPrinting()->PageSetup();
+    wxDialog dialog(this, wxID_ANY, wxT("Testing"), wxPoint(10, 10), wxSize(400, 300), wxDEFAULT_DIALOG_STYLE);
+
+    wxNotebook* nb = new wxNotebook(& dialog, wxID_ANY, wxPoint(5, 5), wxSize(300, 250));
+    wxPanel* panel = new wxPanel(nb, wxID_ANY, wxDefaultPosition, wxDefaultSize);
+    wxPanel* panel2 = new wxPanel(nb, wxID_ANY, wxDefaultPosition, wxDefaultSize);
+
+    new wxRichTextCtrl(panel, wxID_ANY, wxEmptyString, wxPoint(5, 5), wxSize(200, 150), wxVSCROLL|wxTE_READONLY);
+    nb->AddPage(panel, wxT("Page 1"));
+
+    new wxRichTextCtrl(panel2, wxID_ANY, wxEmptyString, wxPoint(5, 5), wxSize(200, 150), wxVSCROLL|wxTE_READONLY);
+    nb->AddPage(panel2, wxT("Page 2"));
+
+    new wxButton(& dialog, wxID_OK, wxT("OK"), wxPoint(5, 180));
+
+    dialog.ShowModal();
+
+//    wxGetApp().GetPrinting()->PageSetup();
+}
+
+void MyFrame::OnSetFontScale(wxCommandEvent& WXUNUSED(event))
+{
+    wxString value = wxString::Format(wxT("%g"), m_richTextCtrl->GetFontScale());
+    wxString text = wxGetTextFromUser(wxT("Enter a text scale factor:"), wxT("Text Scale Factor"), value, wxGetTopLevelParent(this));
+    if (!text.IsEmpty() && value != text)
+    {
+        double scale = 1.0;
+        wxSscanf(text, wxT("%lf"), & scale);
+        m_richTextCtrl->SetFontScale(scale, true);
+    }
+}
+
+void MyFrame::OnSetDimensionScale(wxCommandEvent& WXUNUSED(event))
+{
+    wxString value = wxString::Format(wxT("%g"), m_richTextCtrl->GetDimensionScale());
+    wxString text = wxGetTextFromUser(wxT("Enter a dimension scale factor:"), wxT("Dimension Scale Factor"), value, wxGetTopLevelParent(this));
+    if (!text.IsEmpty() && value != text)
+    {
+        double scale = 1.0;
+        wxSscanf(text, wxT("%lf"), & scale);
+        m_richTextCtrl->SetDimensionScale(scale, true);
+    }
+}
+
+void MyRichTextCtrl::PrepareContent(wxRichTextParagraphLayoutBox& container)
+{
+    if (IsLocked())
+    {
+        // Lock all content that's about to be added to the control
+        wxRichTextObjectList::compatibility_iterator node = container.GetChildren().GetFirst();
+        while (node)
+        {
+            wxRichTextParagraph* para = wxDynamicCast(node->GetData(), wxRichTextParagraph);
+            if (para)
+            {
+                wxRichTextObjectList::compatibility_iterator childNode = para->GetChildren().GetFirst();
+                while (childNode)
+                {
+                    wxRichTextObject* obj = childNode->GetData();
+                    obj->GetProperties().SetProperty(wxT("Lock"), m_lockId);
+
+                    childNode = childNode->GetNext();
+                }
+            }
+            node = node->GetNext();
+        }
+    }
+}
+
+bool MyRichTextCtrl::CanDeleteRange(wxRichTextParagraphLayoutBox& container, const wxRichTextRange& range) const
+{
+    long i;
+    for (i = range.GetStart(); i < range.GetEnd(); i++)
+    {
+        wxRichTextObject* obj = container.GetLeafObjectAtPosition(i);
+        if (obj && obj->GetProperties().HasProperty(wxT("Lock")))
+        {
+            return false;
+        }
+    }
+    return true;
+}
+
+bool MyRichTextCtrl::CanInsertContent(wxRichTextParagraphLayoutBox& container, long pos) const
+{
+    wxRichTextObject* child1 = container.GetLeafObjectAtPosition(pos);
+    wxRichTextObject* child2 = container.GetLeafObjectAtPosition(pos-1);
+
+    long lock1 = -1, lock2 = -1;
+
+    if (child1 && child1->GetProperties().HasProperty(wxT("Lock")))
+        lock1 = child1->GetProperties().GetPropertyLong(wxT("Lock"));
+    if (child2 && child2->GetProperties().HasProperty(wxT("Lock")))
+        lock2 = child2->GetProperties().GetPropertyLong(wxT("Lock"));
+
+    if (lock1 != -1 && lock1 == lock2)
+        return false;
+
+    // Don't allow insertion before a locked object if it's at the beginning of the buffer.
+    if (pos == 0 && lock1 != -1)
+        return false;
+
+    return true;
+}
+
+
+class wxRichTextEnhancedDrawingHandler: public wxRichTextDrawingHandler
+{
+public:
+    wxRichTextEnhancedDrawingHandler()
+    {
+        SetName(wxT("enhanceddrawing"));
+        m_lockBackgroundColour = wxColour(220, 220, 220);
+    }
+
+    /**
+        Returns @true if this object has virtual attributes that we can provide.
+    */
+    virtual bool HasVirtualAttributes(wxRichTextObject* obj) const;
+
+    /**
+        Provides virtual attributes that we can provide.
+    */
+    virtual bool GetVirtualAttributes(wxRichTextAttr& attr, wxRichTextObject* obj) const;
+
+    wxColour    m_lockBackgroundColour;
+};
+
+bool wxRichTextEnhancedDrawingHandler::HasVirtualAttributes(wxRichTextObject* obj) const
+{
+    return obj->GetProperties().HasProperty(wxT("Lock"));
+}
+
+bool wxRichTextEnhancedDrawingHandler::GetVirtualAttributes(wxRichTextAttr& attr, wxRichTextObject* obj) const
+{
+    if (obj->GetProperties().HasProperty(wxT("Lock")))
+    {
+        attr.SetBackgroundColour(m_lockBackgroundColour);
+        return true;
+    }
+    return false;
+}
+
+void MyRichTextCtrl::SetEnhancedDrawingHandler()
+{
+    wxRichTextBuffer::AddDrawingHandler(new wxRichTextEnhancedDrawingHandler);
 }