]> git.saurik.com Git - wxWidgets.git/blobdiff - samples/richtext/richtext.cpp
use explicit virtual keyword with overridden virtual methods
[wxWidgets.git] / samples / richtext / richtext.cpp
index e0a9968d1ea164b826d82aec8019568bbe0f3c82..08d7db7605185fe775218eafc4d0a454845b38eb 100644 (file)
 #include "wx/sstream.h"
 #include "wx/html/htmlwin.h"
 
+#if wxUSE_FILESYSTEM
+#include "wx/filesys.h"
+#include "wx/fs_mem.h"
+#endif
+
+#if wxUSE_HELP
+#include "wx/cshelp.h"
+#endif
+
 #ifndef __WXMSW__
     #include "../sample.xpm"
 #endif
 #include "wx/richtext/richtextstyles.h"
 #include "wx/richtext/richtextxml.h"
 #include "wx/richtext/richtexthtml.h"
+#include "wx/richtext/richtextformatdlg.h"
+#include "wx/richtext/richtextsymboldlg.h"
+#include "wx/richtext/richtextstyledlg.h"
+#include "wx/richtext/richtextprint.h"
 
 // ----------------------------------------------------------------------------
 // resources
@@ -90,8 +103,10 @@ public:
     void CreateStyles();
 
     wxRichTextStyleSheet* GetStyleSheet() const { return m_styleSheet; }
+    wxRichTextPrinting* GetPrinting() const { return m_printing; }
 
-    wxRichTextStyleSheet* m_styleSheet;
+    wxRichTextStyleSheet*   m_styleSheet;
+    wxRichTextPrinting*     m_printing;
 };
 
 // Define a new frame type: this is going to be our main frame
@@ -126,10 +141,16 @@ public:
     void OnUpdateAlignCentre(wxUpdateUIEvent& event);
     void OnUpdateAlignRight(wxUpdateUIEvent& event);
 
-    void OnFont(wxCommandEvent& event);
     void OnIndentMore(wxCommandEvent& event);
     void OnIndentLess(wxCommandEvent& event);
 
+    void OnFont(wxCommandEvent& event);
+    void OnParagraph(wxCommandEvent& event);
+    void OnFormat(wxCommandEvent& event);
+    void OnUpdateFormat(wxUpdateUIEvent& event);
+
+    void OnInsertSymbol(wxCommandEvent& event);
+
     void OnLineSpacingHalf(wxCommandEvent& event);
     void OnLineSpacingDouble(wxCommandEvent& event);
     void OnLineSpacingSingle(wxCommandEvent& event);
@@ -137,8 +158,27 @@ public:
     void OnParagraphSpacingMore(wxCommandEvent& event);
     void OnParagraphSpacingLess(wxCommandEvent& event);
 
+    void OnNumberList(wxCommandEvent& event);
+    void OnBulletsAndNumbering(wxCommandEvent& event);
+    void OnItemizeList(wxCommandEvent& event);
+    void OnRenumberList(wxCommandEvent& event);
+    void OnPromoteList(wxCommandEvent& event);
+    void OnDemoteList(wxCommandEvent& event);
+    void OnClearList(wxCommandEvent& event);
+
     void OnViewHTML(wxCommandEvent& event);
 
+    void OnSwitchStyleSheets(wxCommandEvent& event);
+    void OnManageStyles(wxCommandEvent& event);
+
+    void OnInsertURL(wxCommandEvent& event);
+    void OnURL(wxTextUrlEvent& event);
+    void OnStyleSheetReplacing(wxRichTextEvent& event);
+
+    void OnPrint(wxCommandEvent& event);
+    void OnPreview(wxCommandEvent& event);
+    void OnPageSetup(wxCommandEvent& event);
+
     // Forward command events to the current rich text control, if any
     bool ProcessEvent(wxEvent& event);
 
@@ -164,6 +204,11 @@ enum
     ID_FORMAT_ITALIC,
     ID_FORMAT_UNDERLINE,
     ID_FORMAT_FONT,
+    ID_FORMAT_PARAGRAPH,
+    ID_FORMAT_CONTENT,
+
+    ID_INSERT_SYMBOL,
+    ID_INSERT_URL,
 
     ID_FORMAT_ALIGN_LEFT,
     ID_FORMAT_ALIGN_CENTRE,
@@ -179,7 +224,25 @@ enum
     ID_FORMAT_LINE_SPACING_DOUBLE,
     ID_FORMAT_LINE_SPACING_SINGLE,
 
-    ID_VIEW_HTML
+    ID_FORMAT_NUMBER_LIST,
+    ID_FORMAT_BULLETS_AND_NUMBERING,
+    ID_FORMAT_ITEMIZE_LIST,
+    ID_FORMAT_RENUMBER_LIST,
+    ID_FORMAT_PROMOTE_LIST,
+    ID_FORMAT_DEMOTE_LIST,
+    ID_FORMAT_CLEAR_LIST,
+
+    ID_VIEW_HTML,
+    ID_SWITCH_STYLE_SHEETS,
+    ID_MANAGE_STYLES,
+
+    ID_PRINT,
+    ID_PREVIEW,
+    ID_PAGE_SETUP,
+
+    ID_RICHTEXT_CTRL,
+    ID_RICHTEXT_STYLE_LIST,
+    ID_RICHTEXT_STYLE_COMBO
 };
 
 // ----------------------------------------------------------------------------
@@ -214,6 +277,11 @@ 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_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_PARAGRAPH,  MyFrame::OnUpdateFormat)
     EVT_MENU(ID_FORMAT_INDENT_MORE,  MyFrame::OnIndentMore)
     EVT_MENU(ID_FORMAT_INDENT_LESS,  MyFrame::OnIndentLess)
 
@@ -224,7 +292,27 @@ 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_INSERT_SYMBOL,  MyFrame::OnInsertSymbol)
+    EVT_MENU(ID_INSERT_URL,  MyFrame::OnInsertURL)
+
+    EVT_MENU(ID_FORMAT_NUMBER_LIST, MyFrame::OnNumberList)
+    EVT_MENU(ID_FORMAT_BULLETS_AND_NUMBERING, MyFrame::OnBulletsAndNumbering)
+    EVT_MENU(ID_FORMAT_ITEMIZE_LIST, MyFrame::OnItemizeList)
+    EVT_MENU(ID_FORMAT_RENUMBER_LIST, MyFrame::OnRenumberList)
+    EVT_MENU(ID_FORMAT_PROMOTE_LIST, MyFrame::OnPromoteList)
+    EVT_MENU(ID_FORMAT_DEMOTE_LIST, MyFrame::OnDemoteList)
+    EVT_MENU(ID_FORMAT_CLEAR_LIST, MyFrame::OnClearList)
+
     EVT_MENU(ID_VIEW_HTML, MyFrame::OnViewHTML)
+    EVT_MENU(ID_SWITCH_STYLE_SHEETS, MyFrame::OnSwitchStyleSheets)
+    EVT_MENU(ID_MANAGE_STYLES, MyFrame::OnManageStyles)
+
+    EVT_MENU(ID_PRINT, MyFrame::OnPrint)
+    EVT_MENU(ID_PREVIEW, MyFrame::OnPreview)
+    EVT_MENU(ID_PAGE_SETUP, MyFrame::OnPageSetup)
+
+    EVT_TEXT_URL(wxID_ANY, MyFrame::OnURL)
+    EVT_RICHTEXT_STYLESHEET_REPLACING(wxID_ANY, MyFrame::OnStyleSheetReplacing)
 END_EVENT_TABLE()
 
 // Create a new application object: this macro will allow wxWidgets to create
@@ -245,7 +333,15 @@ IMPLEMENT_APP(MyApp)
 // 'Main program' equivalent: the program execution "starts" here
 bool MyApp::OnInit()
 {
+#if wxUSE_HELP
+    wxHelpProvider::Set(new wxSimpleHelpProvider);
+#endif
+
     m_styleSheet = new wxRichTextStyleSheet;
+    m_printing = new wxRichTextPrinting(wxT("Test Document"));
+
+    m_printing->SetFooterText(wxT("@TITLE@"), wxRICHTEXT_PAGE_ALL, wxRICHTEXT_PAGE_CENTRE);
+    m_printing->SetFooterText(wxT("Page @PAGENUM@"), wxRICHTEXT_PAGE_ALL, wxRICHTEXT_PAGE_RIGHT);
 
     CreateStyles();
 
@@ -266,9 +362,15 @@ bool MyApp::OnInit()
     wxImage::AddHandler( new wxGIFHandler );
 #endif
 
+#if wxUSE_FILESYSTEM
+    wxFileSystem::AddHandler( new wxMemoryFSHandler );
+#endif
+
     // create the main application window
     MyFrame *frame = new MyFrame(_T("wxRichTextCtrl Sample"), wxID_ANY, wxDefaultPosition, wxSize(700, 600));
 
+    m_printing->SetParentWindow(frame);
+
     // and show it (the frames, unlike simple controls, are not shown when
     // created initially)
     frame->Show(true);
@@ -281,7 +383,9 @@ bool MyApp::OnInit()
 
 int MyApp::OnExit()
 {
+    delete m_printing;
     delete m_styleSheet;
+
     return 0;
 }
 
@@ -375,6 +479,63 @@ void MyApp::CreateStyles()
     redDef->SetStyle(redAttr);
 
     m_styleSheet->AddCharacterStyle(redDef);
+
+    wxRichTextListStyleDefinition* bulletList = new wxRichTextListStyleDefinition(wxT("Bullet List 1"));
+    int i;
+    for (i = 0; i < 10; i++)
+    {
+        wxString bulletText;
+        if (i == 0)
+            bulletText = wxT("standard/circle");
+        else if (i == 1)
+            bulletText = wxT("standard/square");
+        else if (i == 2)
+            bulletText = wxT("standard/circle");
+        else if (i == 3)
+            bulletText = wxT("standard/square");
+        else
+            bulletText = wxT("standard/circle");
+
+        bulletList->SetAttributes(i, (i+1)*60, 60, wxTEXT_ATTR_BULLET_STYLE_STANDARD, bulletText);
+    }
+
+    m_styleSheet->AddListStyle(bulletList);
+
+    wxRichTextListStyleDefinition* numberedList = new wxRichTextListStyleDefinition(wxT("Numbered List 1"));
+    for (i = 0; i < 10; i++)
+    {
+        long numberStyle;
+        if (i == 0)
+            numberStyle = wxTEXT_ATTR_BULLET_STYLE_ARABIC|wxTEXT_ATTR_BULLET_STYLE_PERIOD;
+        else if (i == 1)
+            numberStyle = wxTEXT_ATTR_BULLET_STYLE_LETTERS_LOWER|wxTEXT_ATTR_BULLET_STYLE_PARENTHESES;
+        else if (i == 2)
+            numberStyle = wxTEXT_ATTR_BULLET_STYLE_ROMAN_LOWER|wxTEXT_ATTR_BULLET_STYLE_PARENTHESES;
+        else if (i == 3)
+            numberStyle = wxTEXT_ATTR_BULLET_STYLE_ROMAN_UPPER|wxTEXT_ATTR_BULLET_STYLE_PARENTHESES;
+        else
+            numberStyle = wxTEXT_ATTR_BULLET_STYLE_ARABIC|wxTEXT_ATTR_BULLET_STYLE_PERIOD;
+
+        numberStyle |= wxTEXT_ATTR_BULLET_STYLE_ALIGN_RIGHT;
+
+        numberedList->SetAttributes(i, (i+1)*60, 60, numberStyle);
+    }
+
+    m_styleSheet->AddListStyle(numberedList);
+
+    wxRichTextListStyleDefinition* outlineList = new wxRichTextListStyleDefinition(wxT("Outline List 1"));
+    for (i = 0; i < 10; i++)
+    {
+        long numberStyle;
+        if (i < 4)
+            numberStyle = wxTEXT_ATTR_BULLET_STYLE_OUTLINE|wxTEXT_ATTR_BULLET_STYLE_PERIOD;
+        else
+            numberStyle = wxTEXT_ATTR_BULLET_STYLE_ARABIC|wxTEXT_ATTR_BULLET_STYLE_PERIOD;
+
+        outlineList->SetAttributes(i, (i+1)*120, 120, numberStyle);
+    }
+
+    m_styleSheet->AddListStyle(outlineList);
 }
 
 // ----------------------------------------------------------------------------
@@ -400,6 +561,10 @@ 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(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->AppendSeparator();
     fileMenu->Append(ID_VIEW_HTML, _T("&View as HTML"), _T("View HTML"));
     fileMenu->AppendSeparator();
     fileMenu->Append(ID_Quit, _T("E&xit\tAlt+X"), _T("Quit this program"));
@@ -442,12 +607,33 @@ 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_PARAGRAPH, _("&Paragraph..."));
+    formatMenu->Append(ID_FORMAT_CONTENT, _("Font and Pa&ragraph...\tShift+Ctrl+F"));
+    formatMenu->AppendSeparator();
+    formatMenu->Append(ID_SWITCH_STYLE_SHEETS, _("&Switch Style Sheets"));
+    formatMenu->Append(ID_MANAGE_STYLES, _("&Manage Styles"));
+
+    wxMenu* listsMenu = new wxMenu;
+    listsMenu->Append(ID_FORMAT_BULLETS_AND_NUMBERING, _("Bullets and &Numbering..."));
+    listsMenu->AppendSeparator();
+    listsMenu->Append(ID_FORMAT_NUMBER_LIST, _("Number List"));
+    listsMenu->Append(ID_FORMAT_ITEMIZE_LIST, _("Itemize List"));
+    listsMenu->Append(ID_FORMAT_RENUMBER_LIST, _("Renumber List"));
+    listsMenu->Append(ID_FORMAT_PROMOTE_LIST, _("Promote List Items"));
+    listsMenu->Append(ID_FORMAT_DEMOTE_LIST, _("Demote List Items"));
+    listsMenu->Append(ID_FORMAT_CLEAR_LIST, _("Clear List Formatting"));
+
+    wxMenu* insertMenu = new wxMenu;
+    insertMenu->Append(ID_INSERT_SYMBOL, _("&Symbol...\tCtrl+I"));
+    insertMenu->Append(ID_INSERT_URL, _("&URL..."));
 
     // 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"));
 
     // ... and attach this menu bar to the frame
@@ -490,7 +676,7 @@ MyFrame::MyFrame(const wxString& title, wxWindowID id, const wxPoint& pos,
     toolBar->AddSeparator();
     toolBar->AddTool(ID_FORMAT_FONT, wxBitmap(font_xpm), wxNullBitmap, false, -1, -1, (wxObject *) NULL, _("Font"));
 
-    wxRichTextStyleComboCtrl* combo = new wxRichTextStyleComboCtrl(toolBar, wxID_ANY, wxDefaultPosition, wxSize(200, -1));
+    wxRichTextStyleComboCtrl* combo = new wxRichTextStyleComboCtrl(toolBar, ID_RICHTEXT_STYLE_COMBO, wxDefaultPosition, wxSize(200, -1));
     toolBar->AddControl(combo);
 
     toolBar->Realize();
@@ -501,32 +687,34 @@ MyFrame::MyFrame(const wxString& title, wxWindowID id, const wxPoint& pos,
     wxFont boldFont = wxFont(12, wxROMAN, wxNORMAL, wxBOLD);
     wxFont italicFont = wxFont(12, wxROMAN, wxITALIC, wxNORMAL);
 
-    m_richTextCtrl = new wxRichTextCtrl(splitter, wxID_ANY, 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|wxNO_BORDER|wxWANTS_CHARS);
     wxFont font(12, wxROMAN, wxNORMAL, wxNORMAL);
 
     m_richTextCtrl->SetFont(font);
 
+    m_richTextCtrl->SetStyleSheet(wxGetApp().GetStyleSheet());
+
     combo->SetStyleSheet(wxGetApp().GetStyleSheet());
     combo->SetRichTextCtrl(m_richTextCtrl);
     combo->UpdateStyles();
 
-    wxRichTextStyleListBox* styleListBox = new wxRichTextStyleListBox(splitter, wxID_ANY);
+    wxRichTextStyleListCtrl* styleListCtrl = new wxRichTextStyleListCtrl(splitter, ID_RICHTEXT_STYLE_LIST);
 
     wxSize display = wxGetDisplaySize();
     if ( is_pda && ( display.GetWidth() < display.GetHeight() ) )
     {
-        splitter->SplitHorizontally(m_richTextCtrl, styleListBox);
+        splitter->SplitHorizontally(m_richTextCtrl, styleListCtrl);
     }
     else
     {
-        splitter->SplitVertically(m_richTextCtrl, styleListBox, 500);
+        splitter->SplitVertically(m_richTextCtrl, styleListCtrl, 500);
     }
 
     splitter->UpdateSize();
 
-    styleListBox->SetStyleSheet(wxGetApp().GetStyleSheet());
-    styleListBox->SetRichTextCtrl(m_richTextCtrl);
-    styleListBox->UpdateStyles();
+    styleListCtrl->SetStyleSheet(wxGetApp().GetStyleSheet());
+    styleListCtrl->SetRichTextCtrl(m_richTextCtrl);
+    styleListCtrl->UpdateStyles();
 
     wxRichTextCtrl& r = *m_richTextCtrl;
 
@@ -608,7 +796,7 @@ MyFrame::MyFrame(const wxString& title, wxWindowID id, const wxPoint& pos,
     r.BeginNumberedBullet(1, 100, 60);
     r.Newline();
 
-    r.WriteText(wxT("This is my first item. Note that wxRichTextCtrl doesn't automatically do numbering, but this will be added later."));
+    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.EndNumberedBullet();
 
     r.BeginNumberedBullet(2, 100, 60);
@@ -692,6 +880,21 @@ MyFrame::MyFrame(const wxString& title, wxWindowID id, const wxPoint& pos,
 
     r.Newline();
 
+    // Make a style suitable for showing a URL
+    wxRichTextAttr urlStyle;
+    urlStyle.SetTextColour(*wxBLUE);
+    urlStyle.SetFontUnderlined(true);
+
+    r.WriteText(wxT("wxRichTextCtrl can also display URLs, such as this one: "));
+    r.BeginStyle(urlStyle);
+    r.BeginURL(wxT("http://www.wxwidgets.org"));
+    r.WriteText(wxT("The wxWidgets Web Site"));
+    r.EndURL();
+    r.EndStyle();
+    r.WriteText(wxT(". Click on the URL to generate an event."));
+
+    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.EndParagraphSpacing();
@@ -884,6 +1087,24 @@ void MyFrame::OnUpdateAlignRight(wxUpdateUIEvent& event)
 
 void MyFrame::OnFont(wxCommandEvent& WXUNUSED(event))
 {
+    wxRichTextRange range;
+    if (m_richTextCtrl->HasSelection())
+        range = m_richTextCtrl->GetSelectionRange();
+    else
+        range = wxRichTextRange(0, m_richTextCtrl->GetLastPosition()+1);
+
+    int pages = wxRICHTEXT_FORMAT_FONT;
+
+    wxRichTextFormattingDialog formatDlg(pages, this);
+    formatDlg.GetStyle(m_richTextCtrl, range);
+
+    if (formatDlg.ShowModal() == wxID_OK)
+    {
+        formatDlg.ApplyStyle(m_richTextCtrl, range);
+    }
+
+    // Old method using wxFontDialog
+#if 0
     if (!m_richTextCtrl->HasSelection())
         return;
 
@@ -907,6 +1128,50 @@ void MyFrame::OnFont(wxCommandEvent& WXUNUSED(event))
             m_richTextCtrl->SetStyle(range, attr);
         }
     }
+#endif
+}
+
+void MyFrame::OnParagraph(wxCommandEvent& WXUNUSED(event))
+{
+    wxRichTextRange range;
+    if (m_richTextCtrl->HasSelection())
+        range = m_richTextCtrl->GetSelectionRange();
+    else
+        range = wxRichTextRange(0, m_richTextCtrl->GetLastPosition()+1);
+
+    int pages = wxRICHTEXT_FORMAT_INDENTS_SPACING|wxRICHTEXT_FORMAT_TABS|wxRICHTEXT_FORMAT_BULLETS;
+
+    wxRichTextFormattingDialog formatDlg(pages, this);
+    formatDlg.GetStyle(m_richTextCtrl, range);
+
+    if (formatDlg.ShowModal() == wxID_OK)
+    {
+        formatDlg.ApplyStyle(m_richTextCtrl, range);
+    }
+}
+
+void MyFrame::OnFormat(wxCommandEvent& WXUNUSED(event))
+{
+    wxRichTextRange range;
+    if (m_richTextCtrl->HasSelection())
+        range = m_richTextCtrl->GetSelectionRange();
+    else
+        range = wxRichTextRange(0, m_richTextCtrl->GetLastPosition()+1);
+
+    int pages = wxRICHTEXT_FORMAT_FONT|wxRICHTEXT_FORMAT_INDENTS_SPACING|wxRICHTEXT_FORMAT_TABS|wxRICHTEXT_FORMAT_BULLETS;
+
+    wxRichTextFormattingDialog formatDlg(pages, this);
+    formatDlg.GetStyle(m_richTextCtrl, range);
+
+    if (formatDlg.ShowModal() == wxID_OK)
+    {
+        formatDlg.ApplyStyle(m_richTextCtrl, range);
+    }
+}
+
+void MyFrame::OnUpdateFormat(wxUpdateUIEvent& event)
+{
+    event.Enable(m_richTextCtrl->HasSelection());
 }
 
 void MyFrame::OnIndentMore(wxCommandEvent& WXUNUSED(event))
@@ -1064,6 +1329,8 @@ void MyFrame::OnViewHTML(wxCommandEvent& WXUNUSED(event))
     wxStringOutputStream strStream(& text);
 
     wxRichTextHTMLHandler htmlHandler;
+    htmlHandler.SetFlags(wxRICHTEXT_HANDLER_SAVE_IMAGES_TO_MEMORY);
+
     if (htmlHandler.SaveFile(& m_richTextCtrl->GetBuffer(), strStream))
     {
         win->SetPage(text);
@@ -1072,4 +1339,219 @@ void MyFrame::OnViewHTML(wxCommandEvent& WXUNUSED(event))
     boxSizer->Fit(& dialog);
 
     dialog.ShowModal();
+
+    // Now delete the temporary in-memory images
+    htmlHandler.DeleteTemporaryImages();
+}
+
+// Demonstrates how you can change the style sheets and have the changes
+// reflected in the control content without wiping out character formatting.
+
+void MyFrame::OnSwitchStyleSheets(wxCommandEvent& WXUNUSED(event))
+{
+    static wxRichTextStyleSheet* gs_AlternateStyleSheet = NULL;
+
+    wxRichTextStyleListCtrl *styleList = (wxRichTextStyleListCtrl*) FindWindow(ID_RICHTEXT_STYLE_LIST);
+    wxRichTextStyleComboCtrl* styleCombo = (wxRichTextStyleComboCtrl*) FindWindow(ID_RICHTEXT_STYLE_COMBO);
+
+    wxRichTextStyleSheet* sheet = m_richTextCtrl->GetStyleSheet();
+
+    // One-time creation of an alternate style sheet
+    if (!gs_AlternateStyleSheet)
+    {
+        gs_AlternateStyleSheet = new wxRichTextStyleSheet(*sheet);
+
+        // Make some modifications
+        for (int i = 0; i < (int) gs_AlternateStyleSheet->GetParagraphStyleCount(); i++)
+        {
+            wxRichTextParagraphStyleDefinition* def = gs_AlternateStyleSheet->GetParagraphStyle(i);
+
+            if (def->GetStyle().HasTextColour())
+                def->GetStyle().SetTextColour(*wxBLUE);
+
+            if (def->GetStyle().HasAlignment())
+            {
+                if (def->GetStyle().GetAlignment() == wxTEXT_ALIGNMENT_CENTRE)
+                    def->GetStyle().SetAlignment(wxTEXT_ALIGNMENT_RIGHT);
+                else if (def->GetStyle().GetAlignment() == wxTEXT_ALIGNMENT_LEFT)
+                    def->GetStyle().SetAlignment(wxTEXT_ALIGNMENT_CENTRE);
+            }
+            if (def->GetStyle().HasLeftIndent())
+            {
+                def->GetStyle().SetLeftIndent(def->GetStyle().GetLeftIndent() * 2);
+            }
+        }
+    }
+
+    // Switch sheets
+    wxRichTextStyleSheet* tmp = gs_AlternateStyleSheet;
+    gs_AlternateStyleSheet = sheet;
+    sheet = tmp;
+
+    m_richTextCtrl->SetStyleSheet(sheet);
+    m_richTextCtrl->ApplyStyleSheet(sheet); // Makes the control reflect the new style definitions
+
+    styleList->SetStyleSheet(sheet);
+    styleList->UpdateStyles();
+
+    styleCombo->SetStyleSheet(sheet);
+    styleCombo->UpdateStyles();
+}
+
+void MyFrame::OnManageStyles(wxCommandEvent& WXUNUSED(event))
+{
+    wxRichTextStyleSheet* sheet = m_richTextCtrl->GetStyleSheet();
+
+    int flags = wxRICHTEXT_ORGANISER_CREATE_STYLES|wxRICHTEXT_ORGANISER_EDIT_STYLES;
+
+    wxRichTextStyleOrganiserDialog dlg(flags, sheet, NULL, this, wxID_ANY, _("Style Manager"));
+    dlg.ShowModal();
+}
+
+void MyFrame::OnInsertSymbol(wxCommandEvent& WXUNUSED(event))
+{
+    wxTextAttrEx attr;
+    attr.SetFlags(wxTEXT_ATTR_FONT);
+    m_richTextCtrl->GetStyle(m_richTextCtrl->GetInsertionPoint(), attr);
+
+    wxString currentFontName;
+    if (attr.HasFont() && attr.GetFont().Ok())
+        currentFontName = attr.GetFont().GetFaceName();
+
+    // Don't set the initial font in the dialog (so the user is choosing
+    // 'normal text', i.e. the current font) but do tell the dialog
+    // what 'normal text' is.
+
+    wxSymbolPickerDialog dlg(wxT("*"), wxEmptyString, currentFontName, this);
+
+    if (dlg.ShowModal() == wxID_OK)
+    {
+        if (dlg.HasSelection())
+        {
+            long insertionPoint = m_richTextCtrl->GetInsertionPoint();
+
+            m_richTextCtrl->WriteText(dlg.GetSymbol());
+
+            if (!dlg.UseNormalFont())
+            {
+                wxFont font(attr.GetFont());
+                font.SetFaceName(dlg.GetFontName());
+                attr.SetFont(font);
+                m_richTextCtrl->SetStyle(insertionPoint, insertionPoint+1, attr);
+            }
+        }
+    }
+}
+
+void MyFrame::OnNumberList(wxCommandEvent& WXUNUSED(event))
+{
+    if (m_richTextCtrl->HasSelection())
+    {
+        wxRichTextRange range = m_richTextCtrl->GetSelectionRange();
+        m_richTextCtrl->SetListStyle(range, wxT("Numbered List 1"), wxRICHTEXT_SETSTYLE_WITH_UNDO|wxRICHTEXT_SETSTYLE_RENUMBER);
+    }
+}
+
+void MyFrame::OnBulletsAndNumbering(wxCommandEvent& WXUNUSED(event))
+{
+    wxRichTextStyleSheet* sheet = m_richTextCtrl->GetStyleSheet();
+
+    int flags = wxRICHTEXT_ORGANISER_BROWSE_NUMBERING;
+
+    wxRichTextStyleOrganiserDialog dlg(flags, sheet, m_richTextCtrl, this, wxID_ANY, _("Bullets and Numbering"));
+    if (dlg.ShowModal() == wxID_OK)
+    {
+        if (dlg.GetSelectedStyleDefinition())
+            dlg.ApplyStyle();
+    }
+}
+
+void MyFrame::OnItemizeList(wxCommandEvent& WXUNUSED(event))
+{
+    if (m_richTextCtrl->HasSelection())
+    {
+        wxRichTextRange range = m_richTextCtrl->GetSelectionRange();
+        m_richTextCtrl->SetListStyle(range, wxT("Bullet List 1"));
+    }
+}
+
+void MyFrame::OnRenumberList(wxCommandEvent& WXUNUSED(event))
+{
+    if (m_richTextCtrl->HasSelection())
+    {
+        wxRichTextRange range = m_richTextCtrl->GetSelectionRange();
+        m_richTextCtrl->NumberList(range, NULL, wxRICHTEXT_SETSTYLE_WITH_UNDO|wxRICHTEXT_SETSTYLE_RENUMBER);
+    }
+}
+
+void MyFrame::OnPromoteList(wxCommandEvent& WXUNUSED(event))
+{
+    if (m_richTextCtrl->HasSelection())
+    {
+        wxRichTextRange range = m_richTextCtrl->GetSelectionRange();
+        m_richTextCtrl->PromoteList(1, range, NULL);
+    }
+}
+
+void MyFrame::OnDemoteList(wxCommandEvent& WXUNUSED(event))
+{
+    if (m_richTextCtrl->HasSelection())
+    {
+        wxRichTextRange range = m_richTextCtrl->GetSelectionRange();
+        m_richTextCtrl->PromoteList(-1, range, NULL);
+    }
+}
+
+void MyFrame::OnClearList(wxCommandEvent& WXUNUSED(event))
+{
+    if (m_richTextCtrl->HasSelection())
+    {
+        wxRichTextRange range = m_richTextCtrl->GetSelectionRange();
+        m_richTextCtrl->ClearListStyle(range);
+    }
+}
+
+void MyFrame::OnInsertURL(wxCommandEvent& WXUNUSED(event))
+{
+    wxString url = wxGetTextFromUser(_("URL:"), _("Insert URL"));
+    if (!url.IsEmpty())
+    {
+        // Make a style suitable for showing a URL
+        wxRichTextAttr urlStyle;
+        urlStyle.SetTextColour(*wxBLUE);
+        urlStyle.SetFontUnderlined(true);
+        
+        m_richTextCtrl->BeginStyle(urlStyle);
+        m_richTextCtrl->BeginURL(url);
+        m_richTextCtrl->WriteText(url);
+        m_richTextCtrl->EndURL();
+        m_richTextCtrl->EndStyle();
+    }
+}
+
+void MyFrame::OnURL(wxTextUrlEvent& event)
+{
+    wxMessageBox(event.GetString());
+}
+
+// Veto style sheet replace events when loading from XML, since we want
+// to keep the original style sheet.
+void MyFrame::OnStyleSheetReplacing(wxRichTextEvent& event)
+{
+    event.Veto();
+}
+
+void MyFrame::OnPrint(wxCommandEvent& WXUNUSED(event))
+{
+    wxGetApp().GetPrinting()->PrintBuffer(m_richTextCtrl->GetBuffer());
+}
+
+void MyFrame::OnPreview(wxCommandEvent& WXUNUSED(event))
+{
+    wxGetApp().GetPrinting()->PreviewBuffer(m_richTextCtrl->GetBuffer());
+}
+
+void MyFrame::OnPageSetup(wxCommandEvent& WXUNUSED(event))
+{
+    wxGetApp().GetPrinting()->PageSetup();
 }