don't give errors if SetLayeredWindowAttributes() is not available (as is the case...

[wxWidgets.git] / samples / richtext / richtext.cpp

diff --git a/samples/richtext/richtext.cpp b/samples/richtext/richtext.cpp
index 2f0fb87c698a589e117ef6ebff4896dffb4ce8b0..0028970274a015e142f2ed336711c5025471ea6c 100644 (file)
--- a/samples/richtext/richtext.cpp
+++ b/samples/richtext/richtext.cpp
@@ -166,6 +166,8 @@ public:
     void OnDemoteList(wxCommandEvent& event);
     void OnClearList(wxCommandEvent& event);
 
     void OnDemoteList(wxCommandEvent& event);
     void OnClearList(wxCommandEvent& event);
 

+    void OnReload(wxCommandEvent& event);
+

     void OnViewHTML(wxCommandEvent& event);
 
     void OnSwitchStyleSheets(wxCommandEvent& event);
     void OnViewHTML(wxCommandEvent& event);
 
     void OnSwitchStyleSheets(wxCommandEvent& event);


@@ -182,6 +184,9 @@ public:
     // Forward command events to the current rich text control, if any
     bool ProcessEvent(wxEvent& event);
 
     // 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()
 private:
     // any class wishing to process wxWidgets events must use this macro
     DECLARE_EVENT_TABLE()


@@ -207,6 +212,8 @@ enum
     ID_FORMAT_PARAGRAPH,
     ID_FORMAT_CONTENT,
 
     ID_FORMAT_PARAGRAPH,
     ID_FORMAT_CONTENT,
 

+    ID_RELOAD,
+

     ID_INSERT_SYMBOL,
     ID_INSERT_URL,
 
     ID_INSERT_SYMBOL,
     ID_INSERT_URL,
 


@@ -292,6 +299,8 @@ 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_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_SYMBOL,  MyFrame::OnInsertSymbol)
     EVT_MENU(ID_INSERT_URL,  MyFrame::OnInsertURL)
 


@@ -333,6 +342,9 @@ IMPLEMENT_APP(MyApp)
 // 'Main program' equivalent: the program execution "starts" here
 bool MyApp::OnInit()
 {
 // 'Main program' equivalent: the program execution "starts" here
 bool MyApp::OnInit()
 {

+    if ( !wxApp::OnInit() )
+        return false;
+

 #if wxUSE_HELP
     wxHelpProvider::Set(new wxSimpleHelpProvider);
 #endif
 #if wxUSE_HELP
     wxHelpProvider::Set(new wxSimpleHelpProvider);
 #endif


@@ -561,6 +573,8 @@ MyFrame::MyFrame(const wxString& title, wxWindowID id, const wxPoint& pos,
     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->AppendSeparator();
     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->AppendSeparator();

+    fileMenu->Append(ID_RELOAD, _T("&Reload Text\tF2"), _T("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, _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"));


@@ -651,41 +665,41 @@ MyFrame::MyFrame(const wxString& title, wxWindowID id, const wxPoint& pos,
 
     wxToolBar* toolBar = CreateToolBar();
 
 
     wxToolBar* toolBar = CreateToolBar();
 

-    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"));
+    toolBar->AddTool(wxID_OPEN, wxEmptyString, wxBitmap(open_xpm), _("Open"));
+    toolBar->AddTool(wxID_SAVEAS, wxEmptyString, wxBitmap(save_xpm), _("Save"));

     toolBar->AddSeparator();
     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_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->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->AddTool(wxID_UNDO, wxEmptyString, wxBitmap(undo_xpm), _("Undo"));
+    toolBar->AddTool(wxID_REDO, wxEmptyString, wxBitmap(redo_xpm), _("Redo"));

     toolBar->AddSeparator();
     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_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->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->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->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_INDENT_LESS, wxEmptyString, wxBitmap(indentless_xpm), _("Indent Less"));
+    toolBar->AddTool(ID_FORMAT_INDENT_MORE, wxEmptyString, wxBitmap(indentmore_xpm), _("Indent More"));

     toolBar->AddSeparator();
     toolBar->AddSeparator();

-    toolBar->AddTool(ID_FORMAT_FONT, wxBitmap(font_xpm), wxNullBitmap, false, -1, -1, (wxObject *) NULL, _("Font"));
+    toolBar->AddTool(ID_FORMAT_FONT, wxEmptyString, wxBitmap(font_xpm), _("Font"));

 
     wxRichTextStyleComboCtrl* combo = new wxRichTextStyleComboCtrl(toolBar, ID_RICHTEXT_STYLE_COMBO, wxDefaultPosition, wxSize(200, -1));
     toolBar->AddControl(combo);
 
     toolBar->Realize();
 
 
     wxRichTextStyleComboCtrl* combo = new wxRichTextStyleComboCtrl(toolBar, ID_RICHTEXT_STYLE_COMBO, wxDefaultPosition, wxSize(200, -1));
     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, GetClientSize(), wxSP_LIVE_UPDATE);

 
     wxFont textFont = wxFont(12, wxROMAN, wxNORMAL, wxNORMAL);
     wxFont boldFont = wxFont(12, wxROMAN, wxNORMAL, wxBOLD);
     wxFont italicFont = wxFont(12, wxROMAN, wxITALIC, wxNORMAL);
 
 
     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 wxRichTextCtrl(splitter, ID_RICHTEXT_CTRL, wxEmptyString, wxDefaultPosition, wxSize(200, 200), wxVSCROLL|wxHSCROLL|wxWANTS_CHARS);

     wxFont font(12, wxROMAN, wxNORMAL, wxNORMAL);
 
     m_richTextCtrl->SetFont(font);
     wxFont font(12, wxROMAN, wxNORMAL, wxNORMAL);
 
     m_richTextCtrl->SetFont(font);


@@ -714,8 +728,16 @@ MyFrame::MyFrame(const wxString& title, wxWindowID id, const wxPoint& pos,
     styleListCtrl->SetRichTextCtrl(m_richTextCtrl);
     styleListCtrl->UpdateStyles();
 
     styleListCtrl->SetRichTextCtrl(m_richTextCtrl);
     styleListCtrl->UpdateStyles();
 

+    WriteInitialText();
+}
+
+// Write text
+void MyFrame::WriteInitialText()
+{

     wxRichTextCtrl& r = *m_richTextCtrl;
 
     wxRichTextCtrl& r = *m_richTextCtrl;
 

+    r.SetDefaultStyle(wxRichTextAttr());
+

     r.BeginSuppressUndo();
 
     r.BeginParagraphSpacing(0, 20);
     r.BeginSuppressUndo();
 
     r.BeginParagraphSpacing(0, 20);


@@ -727,9 +749,8 @@ MyFrame::MyFrame(const wxString& title, wxWindowID id, const wxPoint& pos,
 
     wxString lineBreak = (wxChar) 29;
 
 
     wxString lineBreak = (wxChar) 29;
 

-    r.WriteText(wxString(wxT("Welcome to wxRichTextCtrl, a wxWidgets control")) + lineBreak + wxT("for editing and presenting styled text and images"));
+    r.WriteText(wxString(wxT("Welcome to wxRichTextCtrl, a wxWidgets control")) + lineBreak + wxT("for editing and presenting styled text and images\n"));

     r.EndFontSize();
     r.EndFontSize();

-    r.Newline();

 
     r.BeginItalic();
     r.WriteText(wxT("by Julian Smart"));
 
     r.BeginItalic();
     r.WriteText(wxT("by Julian Smart"));


@@ -740,11 +761,11 @@ MyFrame::MyFrame(const wxString& title, wxWindowID id, const wxPoint& pos,
 
     r.WriteImage(wxBitmap(zebra_xpm));
 
 
     r.WriteImage(wxBitmap(zebra_xpm));
 

-    r.EndAlignment();
-

     r.Newline();
     r.Newline();
 
     r.Newline();
     r.Newline();
 

+    r.EndAlignment();
+

     r.WriteText(wxT("What can you do with this thing? "));
 
     r.WriteImage(wxBitmap(smiley_xpm));
     r.WriteText(wxT("What can you do with this thing? "));
 
     r.WriteImage(wxBitmap(smiley_xpm));


@@ -754,9 +775,12 @@ MyFrame::MyFrame(const wxString& title, wxWindowID id, const wxPoint& pos,
     r.WriteText(wxT("colour, like this red bit."));
     r.EndTextColour();
 
     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(wxColour(0, 0, 255));
+    r.BeginStyle(backgroundColourAttr);
+    r.WriteText(wxT(" And this blue on green bit."));
+    r.EndStyle();

 
     r.WriteText(wxT(" Naturally you can make things "));
     r.BeginBold();
 
     r.WriteText(wxT(" Naturally you can make things "));
     r.BeginBold();


@@ -775,57 +799,55 @@ MyFrame::MyFrame(const wxString& title, wxWindowID id, const wxPoint& pos,
 
     r.WriteText(wxT(" Next we'll show an indented paragraph."));
 
 
     r.WriteText(wxT(" Next we'll show an indented paragraph."));
 

-    r.BeginLeftIndent(60);

     r.Newline();
 
     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.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.Newline();
 

+    r.EndLeftIndent();
+

     r.WriteText(wxT("Next, we'll show a first-line indent, achieved using BeginLeftIndent(100, -40)."));
 
     r.WriteText(wxT("Next, we'll show a first-line indent, achieved using BeginLeftIndent(100, -40)."));
 

-    r.BeginLeftIndent(100, -40);

     r.Newline();
 
     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.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.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.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.EndNumberedBullet();
 
     r.BeginNumberedBullet(2, 100, 60);

-    r.Newline();
-

     r.WriteText(wxT("This is my second item."));
     r.WriteText(wxT("This is my second item."));

-    r.EndNumberedBullet();
-

     r.Newline();
     r.Newline();

+    r.EndNumberedBullet();

 
     r.WriteText(wxT("The following paragraph is right-indented:"));
 
     r.WriteText(wxT("The following paragraph is right-indented:"));

+    r.Newline();

 
     r.BeginRightIndent(200);
 
     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.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.Newline();
 

+    r.EndRightIndent();
+

     r.WriteText(wxT("The following paragraph is right-aligned with 1.5 line spacing:"));
     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.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.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();
 
     r.EndLineSpacing();
     r.EndAlignment();
 


@@ -839,48 +861,46 @@ MyFrame::MyFrame(const wxString& title, wxWindowID id, const wxPoint& pos,
     attr.SetTabs(tabs);
     r.SetDefaultStyle(attr);
 
     attr.SetTabs(tabs);
     r.SetDefaultStyle(attr);
 

-    r.Newline();

     r.WriteText(wxT("This line contains tabs:\tFirst tab\tSecond tab\tThird tab"));
     r.WriteText(wxT("This line contains tabs:\tFirst tab\tSecond tab\tThird tab"));

-

     r.Newline();
     r.Newline();

+

     r.WriteText(wxT("Other notable features of wxRichTextCtrl include:"));
     r.WriteText(wxT("Other notable features of wxRichTextCtrl include:"));

+    r.Newline();

 
     r.BeginSymbolBullet(wxT('*'), 100, 60);
 
     r.BeginSymbolBullet(wxT('*'), 100, 60);

-    r.Newline();

     r.WriteText(wxT("Compatibility with wxTextCtrl API"));
     r.WriteText(wxT("Compatibility with wxTextCtrl API"));

+    r.Newline();

     r.EndSymbolBullet();
 
     r.BeginSymbolBullet(wxT('*'), 100, 60);
     r.EndSymbolBullet();
 
     r.BeginSymbolBullet(wxT('*'), 100, 60);

-    r.Newline();

     r.WriteText(wxT("Easy stack-based BeginXXX()...EndXXX() style setting in addition to SetStyle()"));
     r.WriteText(wxT("Easy stack-based BeginXXX()...EndXXX() style setting in addition to SetStyle()"));

+    r.Newline();

     r.EndSymbolBullet();
 
     r.BeginSymbolBullet(wxT('*'), 100, 60);
     r.EndSymbolBullet();
 
     r.BeginSymbolBullet(wxT('*'), 100, 60);

-    r.Newline();

     r.WriteText(wxT("XML loading and saving"));
     r.WriteText(wxT("XML loading and saving"));

+    r.Newline();

     r.EndSymbolBullet();
 
     r.BeginSymbolBullet(wxT('*'), 100, 60);
     r.EndSymbolBullet();
 
     r.BeginSymbolBullet(wxT('*'), 100, 60);

-    r.Newline();

     r.WriteText(wxT("Undo/Redo, with batching option and Undo suppressing"));
     r.WriteText(wxT("Undo/Redo, with batching option and Undo suppressing"));

+    r.Newline();

     r.EndSymbolBullet();
 
     r.BeginSymbolBullet(wxT('*'), 100, 60);
     r.EndSymbolBullet();
 
     r.BeginSymbolBullet(wxT('*'), 100, 60);

-    r.Newline();

     r.WriteText(wxT("Clipboard copy and paste"));
     r.WriteText(wxT("Clipboard copy and paste"));

+    r.Newline();

     r.EndSymbolBullet();
 
     r.BeginSymbolBullet(wxT('*'), 100, 60);
     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.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.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.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.Newline();

+    r.EndSymbolBullet();

 
     // Make a style suitable for showing a URL
     wxRichTextAttr urlStyle;
 
     // Make a style suitable for showing a URL
     wxRichTextAttr urlStyle;


@@ -897,14 +917,13 @@ MyFrame::MyFrame(const wxString& title, wxWindowID id, const wxPoint& pos,
 
     r.Newline();
 
 
     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();
 
     r.EndSuppressUndo();
 }
 
 
     r.EndParagraphSpacing();
 
     r.EndSuppressUndo();
 }
 

-

 // event handlers
 
 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
 // event handlers
 
 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))


@@ -1178,7 +1197,7 @@ void MyFrame::OnUpdateFormat(wxUpdateUIEvent& event)
 
 void MyFrame::OnIndentMore(wxCommandEvent& WXUNUSED(event))
 {
 
 void MyFrame::OnIndentMore(wxCommandEvent& WXUNUSED(event))
 {

-    wxTextAttrEx attr;
+    wxRichTextAttr attr;

     attr.SetFlags(wxTEXT_ATTR_LEFT_INDENT);
 
     if (m_richTextCtrl->GetStyle(m_richTextCtrl->GetInsertionPoint(), attr))
     attr.SetFlags(wxTEXT_ATTR_LEFT_INDENT);
 
     if (m_richTextCtrl->GetStyle(m_richTextCtrl->GetInsertionPoint(), attr))


@@ -1196,7 +1215,7 @@ void MyFrame::OnIndentMore(wxCommandEvent& WXUNUSED(event))
 
 void MyFrame::OnIndentLess(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))
     attr.SetFlags(wxTEXT_ATTR_LEFT_INDENT);
 
     if (m_richTextCtrl->GetStyle(m_richTextCtrl->GetInsertionPoint(), attr))


@@ -1216,7 +1235,7 @@ void MyFrame::OnIndentLess(wxCommandEvent& WXUNUSED(event))
 
 void MyFrame::OnLineSpacingHalf(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))
     attr.SetFlags(wxTEXT_ATTR_LINE_SPACING);
 
     if (m_richTextCtrl->GetStyle(m_richTextCtrl->GetInsertionPoint(), attr))


@@ -1234,7 +1253,7 @@ void MyFrame::OnLineSpacingHalf(wxCommandEvent& WXUNUSED(event))
 
 void MyFrame::OnLineSpacingDouble(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))
     attr.SetFlags(wxTEXT_ATTR_LINE_SPACING);
 
     if (m_richTextCtrl->GetStyle(m_richTextCtrl->GetInsertionPoint(), attr))


@@ -1252,7 +1271,7 @@ void MyFrame::OnLineSpacingDouble(wxCommandEvent& WXUNUSED(event))
 
 void MyFrame::OnLineSpacingSingle(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))
     attr.SetFlags(wxTEXT_ATTR_LINE_SPACING);
 
     if (m_richTextCtrl->GetStyle(m_richTextCtrl->GetInsertionPoint(), attr))


@@ -1270,7 +1289,7 @@ void MyFrame::OnLineSpacingSingle(wxCommandEvent& WXUNUSED(event))
 
 void MyFrame::OnParagraphSpacingMore(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))
     attr.SetFlags(wxTEXT_ATTR_PARA_SPACING_AFTER);
 
     if (m_richTextCtrl->GetStyle(m_richTextCtrl->GetInsertionPoint(), attr))


@@ -1288,7 +1307,7 @@ void MyFrame::OnParagraphSpacingMore(wxCommandEvent& WXUNUSED(event))
 
 void MyFrame::OnParagraphSpacingLess(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))
     attr.SetFlags(wxTEXT_ATTR_PARA_SPACING_AFTER);
 
     if (m_richTextCtrl->GetStyle(m_richTextCtrl->GetInsertionPoint(), attr))


@@ -1307,6 +1326,12 @@ 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);
 void MyFrame::OnViewHTML(wxCommandEvent& WXUNUSED(event))
 {
     wxDialog dialog(this, wxID_ANY, _("HTML"), wxDefaultPosition, wxSize(500, 400), wxDEFAULT_DIALOG_STYLE);


@@ -1416,7 +1441,7 @@ void MyFrame::OnManageStyles(wxCommandEvent& WXUNUSED(event))
 
 void MyFrame::OnInsertSymbol(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);
 
     attr.SetFlags(wxTEXT_ATTR_FONT);
     m_richTextCtrl->GetStyle(m_richTextCtrl->GetInsertionPoint(), attr);