]> git.saurik.com Git - wxWidgets.git/blobdiff - samples/font/font.cpp
Fix unused param warnings
[wxWidgets.git] / samples / font / font.cpp
index c83ba331b492b6b644dd2f3a4e13eca02cb2bf29..722c813fb31a58311739b32033ac81dd8e696514 100644 (file)
@@ -17,7 +17,7 @@
 #endif
 
 // for all others, include the necessary headers (this file is usually all you
-// need because it includes almost all <standard< wxWindows headers
+// need because it includes almost all standard wxWidgets headers
 #ifndef WX_PRECOMP
     #include "wx/wx.h"
 
 #include "wx/splitter.h"
 #include "wx/textfile.h"
 
+#include "../sample.xpm"
+
+#ifdef __WXMAC__
+    #undef wxFontDialog
+    #include "wx/mac/fontdlg.h"
+#endif
+
+// used as title for several dialog boxes
+static const wxChar SAMPLE_TITLE[] = _T("wxWidgets Font Sample");
+
 // ----------------------------------------------------------------------------
 // private classes
 // ----------------------------------------------------------------------------
@@ -54,7 +64,7 @@ class MyCanvas: public wxWindow
 {
 public:
     MyCanvas( wxWindow *parent );
-    ~MyCanvas();
+    virtual ~MyCanvas(){};
 
     // accessors for the frame
     const wxFont& GetTextFont() const { return m_font; }
@@ -85,35 +95,51 @@ public:
     // event handlers (these functions should _not_ be virtual)
     void OnQuit(wxCommandEvent& event);
     void OnAbout(wxCommandEvent& event);
-    void OnIncFont(wxCommandEvent& event) { DoResizeFont(+2); }
-    void OnDecFont(wxCommandEvent& event) { DoResizeFont(-2); }
 
+    void OnIncFont(wxCommandEvent& WXUNUSED(event)) { DoResizeFont(+2); }
+    void OnDecFont(wxCommandEvent& WXUNUSED(event)) { DoResizeFont(-2); }
+
+    void OnBold(wxCommandEvent& event);
+    void OnItalic(wxCommandEvent& event);
+    void OnUnderline(wxCommandEvent& event);
+
+    void OnwxPointerFont(wxCommandEvent& event);
+
+    void OnTestTextValue(wxCommandEvent& event);
     void OnViewMsg(wxCommandEvent& event);
     void OnSelectFont(wxCommandEvent& event);
     void OnEnumerateFamiliesForEncoding(wxCommandEvent& event);
     void OnEnumerateFamilies(wxCommandEvent& WXUNUSED(event))
-        { DoEnumerateFamilies(FALSE); }
+        { DoEnumerateFamilies(false); }
     void OnEnumerateFixedFamilies(wxCommandEvent& WXUNUSED(event))
-        { DoEnumerateFamilies(TRUE); }
+        { DoEnumerateFamilies(true); }
     void OnEnumerateEncodings(wxCommandEvent& event);
 
-    void OnCheckNativeToFromString(wxCommandEvent& event);
+    void OnSetNativeDesc(wxCommandEvent& event);
+    void OnSetNativeUserDesc(wxCommandEvent& event);
+    void OnSetFaceName(wxCommandEvent& event);
+    void OnSetEncoding(wxCommandEvent& event);
 
 protected:
     bool DoEnumerateFamilies(bool fixedWidthOnly,
                              wxFontEncoding encoding = wxFONTENCODING_SYSTEM,
-                             bool silent = FALSE);
+                             bool silent = false);
 
     void DoResizeFont(int diff);
     void DoChangeFont(const wxFont& font, const wxColour& col = wxNullColour);
 
+    // ask the user to choose an encoding and return it or
+    // wxFONTENCODING_SYSTEM if the dialog was cancelled
+    wxFontEncoding GetEncodingFromUser();
+
+
     size_t      m_fontSize; // in points
 
     wxTextCtrl *m_textctrl;
     MyCanvas   *m_canvas;
 
 private:
-    // any class wishing to process wxWindows events must use this macro
+    // any class wishing to process wxWidgets events must use this macro
     DECLARE_EVENT_TABLE()
 };
 
@@ -128,39 +154,69 @@ enum
     Font_Quit = 1,
     Font_About,
     Font_ViewMsg,
+    Font_TestTextValue,
+
     Font_IncSize,
     Font_DecSize,
+    Font_Bold,
+    Font_Italic,
+    Font_Underlined,
+    Font_wxNORMAL_FONT,
+    Font_wxSMALL_FONT,
+    Font_wxITALIC_FONT,
+    Font_wxSWISS_FONT,
+    Font_Standard,
+
     Font_Choose = 100,
     Font_EnumFamiliesForEncoding,
     Font_EnumFamilies,
     Font_EnumFixedFamilies,
     Font_EnumEncodings,
-    Font_CheckNativeToFromString,
+    Font_SetNativeDesc,
+    Font_SetNativeUserDesc,
+    Font_SetFaceName,
+    Font_SetEncoding,
     Font_Max
 };
 
 // ----------------------------------------------------------------------------
-// event tables and other macros for wxWindows
+// event tables and other macros for wxWidgets
 // ----------------------------------------------------------------------------
 
-// the event tables connect the wxWindows events with the functions (event
+// the event tables connect the wxWidgets events with the functions (event
 // handlers) which process them. It can be also done at run-time, but for the
 // simple menu events like this the static method is much simpler.
 BEGIN_EVENT_TABLE(MyFrame, wxFrame)
     EVT_MENU(Font_Quit,  MyFrame::OnQuit)
+    EVT_MENU(Font_TestTextValue, MyFrame::OnTestTextValue)
+    EVT_MENU(Font_ViewMsg, MyFrame::OnViewMsg)
     EVT_MENU(Font_About, MyFrame::OnAbout)
+
     EVT_MENU(Font_IncSize, MyFrame::OnIncFont)
     EVT_MENU(Font_DecSize, MyFrame::OnDecFont)
-    EVT_MENU(Font_ViewMsg, MyFrame::OnViewMsg)
+    EVT_MENU(Font_Bold, MyFrame::OnBold)
+    EVT_MENU(Font_Italic, MyFrame::OnItalic)
+    EVT_MENU(Font_Underlined, MyFrame::OnUnderline)
+
+    EVT_MENU(Font_wxNORMAL_FONT, MyFrame::OnwxPointerFont)
+    EVT_MENU(Font_wxSMALL_FONT, MyFrame::OnwxPointerFont)
+    EVT_MENU(Font_wxITALIC_FONT, MyFrame::OnwxPointerFont)
+    EVT_MENU(Font_wxSWISS_FONT, MyFrame::OnwxPointerFont)
+
+
+    EVT_MENU(Font_SetNativeDesc, MyFrame::OnSetNativeDesc)
+    EVT_MENU(Font_SetNativeUserDesc, MyFrame::OnSetNativeUserDesc)
+    EVT_MENU(Font_SetFaceName, MyFrame::OnSetFaceName)
+    EVT_MENU(Font_SetEncoding, MyFrame::OnSetEncoding)
+
     EVT_MENU(Font_Choose, MyFrame::OnSelectFont)
     EVT_MENU(Font_EnumFamiliesForEncoding, MyFrame::OnEnumerateFamiliesForEncoding)
     EVT_MENU(Font_EnumFamilies, MyFrame::OnEnumerateFamilies)
     EVT_MENU(Font_EnumFixedFamilies, MyFrame::OnEnumerateFixedFamilies)
     EVT_MENU(Font_EnumEncodings, MyFrame::OnEnumerateEncodings)
-    EVT_MENU(Font_CheckNativeToFromString, MyFrame::OnCheckNativeToFromString)
 END_EVENT_TABLE()
 
-// Create a new application object: this macro will allow wxWindows to create
+// Create a new application object: this macro will allow wxWidgets to create
 // the application object during program execution (it's better than using a
 // static object for many reasons) and also declares the accessor function
 // wxGetApp() which will return the reference of the right type (i.e. MyApp and
@@ -178,18 +234,21 @@ IMPLEMENT_APP(MyApp)
 // `Main program' equivalent: the program execution "starts" here
 bool MyApp::OnInit()
 {
+    if ( !wxApp::OnInit() )
+        return false;
+
     // Create the main application window
-    MyFrame *frame = new MyFrame("Font wxWindows demo",
-                                 wxPoint(50, 50), wxSize(450, 340));
+    MyFrame *frame = new MyFrame(wxT("Font wxWidgets demo"),
+                                 wxPoint(50, 50), wxSize(600, 400));
 
     // Show it and tell the application that it's our main window
-    frame->Show(TRUE);
+    frame->Show(true);
     SetTopWindow(frame);
 
     // success: wxApp::OnRun() will be called which will enter the main message
-    // loop and the application will run. If we returned FALSE here, the
+    // loop and the application will run. If we returned 'false' here, the
     // application would exit immediately.
-    return TRUE;
+    return true;
 }
 
 // ----------------------------------------------------------------------------
@@ -198,52 +257,75 @@ bool MyApp::OnInit()
 
 // frame constructor
 MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)
-       : wxFrame((wxFrame *)NULL, -1, title, pos, size), m_textctrl(NULL)
+       : wxFrame((wxFrame *)NULL, wxID_ANY, title, pos, size), m_textctrl(NULL)
 {
-    m_fontSize = 12;
+    m_fontSize = wxNORMAL_FONT->GetPointSize();
+
+    SetIcon(wxIcon(sample_xpm));
 
     // create a menu bar
     wxMenu *menuFile = new wxMenu;
 
-    menuFile->Append(Font_ViewMsg, "&View...\tCtrl-V",
-                     "View an email message file");
+    menuFile->Append(Font_TestTextValue, wxT("&Test text value"),
+                     wxT("Verify that getting and setting text value doesn't change it"));
+    menuFile->Append(Font_ViewMsg, wxT("&View...\tCtrl-V"),
+                     wxT("View an email message file"));
     menuFile->AppendSeparator();
-    menuFile->Append(Font_About, "&About...\tCtrl-A", "Show about dialog");
+    menuFile->Append(Font_About, wxT("&About...\tCtrl-A"), wxT("Show about dialog"));
     menuFile->AppendSeparator();
-    menuFile->Append(Font_Quit, "E&xit\tAlt-X", "Quit this program");
+    menuFile->Append(Font_Quit, wxT("E&xit\tAlt-X"), wxT("Quit this program"));
 
     wxMenu *menuFont = new wxMenu;
-    menuFont->Append(Font_IncSize, "&Increase font size by 2 points\tCtrl-I");
-    menuFont->Append(Font_DecSize, "&Decrease font size by 2 points\tCtrl-D");
-    menuFont->AppendSeparator();
-    menuFont->Append(Font_Choose, "&Select font...\tCtrl-S",
-                     "Select a standard font");
+    menuFont->Append(Font_IncSize, wxT("&Increase font size by 2 points\tCtrl-I"));
+    menuFont->Append(Font_DecSize, wxT("&Decrease font size by 2 points\tCtrl-D"));
     menuFont->AppendSeparator();
-    menuFont->Append(Font_EnumFamilies, "Enumerate font &families\tCtrl-F");
-    menuFont->Append(Font_EnumFixedFamilies,
-                     "Enumerate fi&xed font families\tCtrl-X");
-    menuFont->Append(Font_EnumEncodings,
-                     "Enumerate &encodings\tCtrl-E");
-    menuFont->Append(Font_EnumFamiliesForEncoding,
-                     "Find font for en&coding...\tCtrl-C",
-                     "Find font families for given encoding");
+    menuFont->AppendCheckItem(Font_Bold, wxT("&Bold\tCtrl-B"), wxT("Toggle bold state"));
+    menuFont->AppendCheckItem(Font_Italic, wxT("&Oblique\tCtrl-O"), wxT("Toggle italic state"));
+    menuFont->AppendCheckItem(Font_Underlined, wxT("&Underlined\tCtrl-U"),
+                     wxT("Toggle underlined state"));
+
     menuFont->AppendSeparator();
-    menuFont->Append(Font_CheckNativeToFromString,
-                     "Check Native Font Info To/From String");
+    menuFont->Append(Font_SetNativeDesc,
+                     wxT("Set native font &description\tShift-Ctrl-D"));
+    menuFont->Append(Font_SetNativeUserDesc,
+                     wxT("Set &user font description\tShift-Ctrl-U"));
+    menuFont->Append(Font_SetFaceName, wxT("Check font face name"));                     
+    menuFont->Append(Font_SetEncoding, wxT("Set font &encoding\tShift-Ctrl-E"));
+
+    wxMenu *menuSelect = new wxMenu;
+    menuSelect->Append(Font_Choose, wxT("&Select font...\tCtrl-S"),
+                     wxT("Select a standard font"));
+
+    wxMenu *menuStdFonts = new wxMenu;
+    menuStdFonts->Append(Font_wxNORMAL_FONT, wxT("wxNORMAL_FONT"), wxT("Normal font used by wxWidgets"));
+    menuStdFonts->Append(Font_wxSMALL_FONT,  wxT("wxSMALL_FONT"),  wxT("Small font used by wxWidgets"));
+    menuStdFonts->Append(Font_wxITALIC_FONT, wxT("wxITALIC_FONT"), wxT("Italic font used by wxWidgets"));
+    menuStdFonts->Append(Font_wxSWISS_FONT,  wxT("wxSWISS_FONT"),  wxT("Swiss font used by wxWidgets"));
+    menuSelect->Append(Font_Standard, wxT("Standar&d fonts"), menuStdFonts);
+
+    menuSelect->AppendSeparator();
+    menuSelect->Append(Font_EnumFamilies, wxT("Enumerate font &families\tCtrl-F"));
+    menuSelect->Append(Font_EnumFixedFamilies,
+                     wxT("Enumerate fi&xed font families\tCtrl-X"));
+    menuSelect->Append(Font_EnumEncodings,
+                     wxT("Enumerate &encodings\tCtrl-E"));
+    menuSelect->Append(Font_EnumFamiliesForEncoding,
+                     wxT("Find font for en&coding...\tCtrl-C"),
+                     wxT("Find font families for given encoding"));
 
     // now append the freshly created menu to the menu bar...
     wxMenuBar *menuBar = new wxMenuBar;
-    menuBar->Append(menuFile, "&File");
-    menuBar->Append(menuFont, "F&ont");
+    menuBar->Append(menuFile, wxT("&File"));
+    menuBar->Append(menuFont, wxT("F&ont"));
+    menuBar->Append(menuSelect, wxT("&Select"));
 
     // ... and attach this menu bar to the frame
     SetMenuBar(menuBar);
 
     wxSplitterWindow *splitter = new wxSplitterWindow(this);
 
-    m_textctrl = new wxTextCtrl(splitter, -1,
-                                "Paste text here to see how it looks\n"
-                                "like in the given font",
+    m_textctrl = new wxTextCtrl(splitter, wxID_ANY,
+                                wxT("Paste text here to see how it looks\nlike in the given font"),
                                 wxDefaultPosition, wxDefaultSize,
                                 wxTE_MULTILINE);
 
@@ -251,9 +333,11 @@ MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)
 
     splitter->SplitHorizontally(m_textctrl, m_canvas, 100);
 
+#if wxUSE_STATUSBAR
     // create a status bar just for fun (by default with 1 pane only)
     CreateStatusBar();
-    SetStatusText("Welcome to wxWindows font demo!");
+    SetStatusText(wxT("Welcome to wxWidgets font demo!"));
+#endif // wxUSE_STATUSBAR
 }
 
 // --------------------------------------------------------
@@ -272,10 +356,10 @@ protected:
                                 const wxString& encoding)
     {
         wxString text;
-        text.Printf(wxT("Encoding %d: %s (available in facename '%s')\n"),
-                    ++m_n, encoding.c_str(), facename.c_str());
+        text.Printf(wxT("Encoding %u: %s (available in facename '%s')\n"),
+                    (unsigned int) ++m_n, encoding.c_str(), facename.c_str());
         m_text += text;
-        return TRUE;
+        return true;
     }
 
 private:
@@ -308,7 +392,7 @@ protected:
     virtual bool OnFacename(const wxString& facename)
     {
         m_facenames.Add(facename);
-        return TRUE;
+        return true;
     }
 
     private:
@@ -333,6 +417,7 @@ bool MyFrame::DoEnumerateFamilies(bool fixedWidthOnly,
         }
 
         wxString facename;
+
         if ( silent )
         {
             // choose the first
@@ -346,8 +431,14 @@ bool MyFrame::DoEnumerateFamilies(bool fixedWidthOnly,
             for ( n = 0; n < nFacenames; n++ )
                 facenames[n] = fontEnumerator.GetFacenames().Item(n);
 
-            n = wxGetSingleChoiceIndex("Choose a facename", "Font demo",
-                                       nFacenames, facenames, this);
+            n = wxGetSingleChoiceIndex
+                (
+                    wxT("Choose a facename"),
+                    SAMPLE_TITLE,
+                    nFacenames,
+                    facenames,
+                    this
+                );
 
             if ( n != -1 )
                 facename = facenames[n];
@@ -355,97 +446,203 @@ bool MyFrame::DoEnumerateFamilies(bool fixedWidthOnly,
             delete [] facenames;
         }
 
-        if ( !facename.IsEmpty() )
+        if ( !facename.empty() )
         {
-            wxFont font(12, wxFONTFAMILY_DEFAULT, wxFONTSTYLE_NORMAL,
-                        wxFONTWEIGHT_NORMAL, FALSE, facename, encoding);
+            wxFont font(wxNORMAL_FONT->GetPointSize(),
+                        wxFONTFAMILY_DEFAULT, wxFONTSTYLE_NORMAL,
+                        wxFONTWEIGHT_NORMAL, false, facename, encoding);
 
             DoChangeFont(font);
         }
 
-        return TRUE;
+        return true;
     }
     else if ( !silent )
     {
         wxLogWarning(wxT("No such fonts found."));
     }
 
-    return FALSE;
+    return false;
 }
 
 void MyFrame::OnEnumerateFamiliesForEncoding(wxCommandEvent& WXUNUSED(event))
 {
-    static wxFontEncoding encodings[] =
-    {
-        wxFONTENCODING_ISO8859_1,
-        wxFONTENCODING_ISO8859_2,
-        wxFONTENCODING_ISO8859_5,
-        wxFONTENCODING_ISO8859_7,
-        wxFONTENCODING_ISO8859_15,
-        wxFONTENCODING_KOI8,
-        wxFONTENCODING_CP1250,
-        wxFONTENCODING_CP1251,
-        wxFONTENCODING_CP1252,
-    };
-
-    static const wxString encodingNames[] =
+    wxFontEncoding enc = GetEncodingFromUser();
+    if ( enc != wxFONTENCODING_SYSTEM )
     {
-        "Western European (ISO-8859-1)",
-        "Central European (ISO-8859-2)",
-        "Cyrillic (ISO-8859-5)",
-        "Greek (ISO-8859-7)",
-        "Western European with Euro (ISO-8859-15)",
-        "KOI8-R",
-        "Windows Central European (CP 1250)",
-        "Windows Cyrillic (CP 1251)",
-        "Windows Western European (CP 1252)",
-    };
-
-    int n = wxGetSingleChoiceIndex("Choose an encoding", "Font demo",
-                                   WXSIZEOF(encodingNames),
-                                   encodingNames,
-                                   this);
-
-    if ( n != -1 )
+        DoEnumerateFamilies(false, enc);
+    }
+}
+
+void MyFrame::OnSetNativeDesc(wxCommandEvent& WXUNUSED(event))
+{
+    wxString fontInfo = wxGetTextFromUser
+                        (
+                            wxT("Enter native font string"),
+                            wxT("Input font description"),
+                            m_canvas->GetTextFont().GetNativeFontInfoDesc(),
+                            this
+                        );
+    if ( fontInfo.empty() )
+        return;     // user clicked "Cancel" - do nothing
+
+    wxFont font;
+    font.SetNativeFontInfo(fontInfo);
+    if ( !font.Ok() )
     {
-        DoEnumerateFamilies(FALSE, encodings[n]);
+        wxLogError(wxT("Font info string \"%s\" is invalid."),
+                   fontInfo.c_str());
+        return;
     }
+
+    DoChangeFont(font);
 }
 
-void MyFrame::OnCheckNativeToFromString(wxCommandEvent& WXUNUSED(event))
+void MyFrame::OnSetFaceName(wxCommandEvent& WXUNUSED(event))
 {
-    wxString fontInfo = m_canvas->GetTextFont().GetNativeFontInfoDesc();
+    wxString facename = GetCanvas()->GetTextFont().GetFaceName();
+    wxString newFaceName = wxGetTextFromUser(
+            wxT("Here you can edit current font face name."),
+            wxT("Input font facename"), facename,
+            this);
+    if (newFaceName.IsEmpty())
+        return;     // user clicked "Cancel" - do nothing
+
+    wxFont font(GetCanvas()->GetTextFont());
+    if (font.SetFaceName(newFaceName))      // change facename only
+    {
+        wxASSERT_MSG(font.Ok(), wxT("The font should now be valid"));
+        DoChangeFont(font);
+    }
+    else
+    {
+        wxASSERT_MSG(!font.Ok(), wxT("The font should now be invalid"));
+        wxMessageBox(wxT("There is no font with such face name..."),
+                     wxT("Invalid face name"), wxOK|wxICON_ERROR, this);
+    }    
+}
 
-    if ( fontInfo.IsEmpty() )
+void MyFrame::OnSetNativeUserDesc(wxCommandEvent& WXUNUSED(event))
+{
+    wxString fontdesc = GetCanvas()->GetTextFont().GetNativeFontInfoUserDesc();
+    wxString fontUserInfo = wxGetTextFromUser(
+            wxT("Here you can edit current font description"),
+            wxT("Input font description"), fontdesc,
+            this);
+    if (fontUserInfo.IsEmpty())
+        return;     // user clicked "Cancel" - do nothing
+
+    wxFont font;
+    if (font.SetNativeFontInfoUserDesc(fontUserInfo))
     {
-        wxLogError(wxT("Native font info string is empty!"));
+        wxASSERT_MSG(font.Ok(), wxT("The font should now be valid"));
+        DoChangeFont(font);
     }
     else
     {
-        wxFont *font = wxFont::New(fontInfo);
-        if ( fontInfo != font->GetNativeFontInfoDesc() )
-            wxLogError(wxT("wxNativeFontInfo ToString()/FromString() broken!"));
-        else
-            wxLogError(wxT("wxNativeFontInfo works: %s"), fontInfo.c_str());
-        delete font;
-     }
+        wxASSERT_MSG(!font.Ok(), wxT("The font should now be invalid"));
+        wxMessageBox(wxT("Error trying to create a font with such description..."));
+    }
+}
+
+void MyFrame::OnSetEncoding(wxCommandEvent& WXUNUSED(event))
+{
+    wxFontEncoding enc = GetEncodingFromUser();
+    if ( enc == wxFONTENCODING_SYSTEM )
+        return;
+
+    wxFont font = m_canvas->GetTextFont();
+    font.SetEncoding(enc);
+    DoChangeFont(font);
+}
+
+wxFontEncoding MyFrame::GetEncodingFromUser()
+{
+    wxArrayString names;
+    wxArrayInt encodings;
+
+    const size_t count = wxFontMapper::GetSupportedEncodingsCount();
+    names.reserve(count);
+    encodings.reserve(count);
+
+    for ( size_t n = 0; n < count; n++ )
+    {
+        wxFontEncoding enc = wxFontMapper::GetEncoding(n);
+        encodings.push_back(enc);
+        names.push_back(wxFontMapper::GetEncodingName(enc));
+    }
+
+    int i = wxGetSingleChoiceIndex
+            (
+                wxT("Choose the encoding"),
+                SAMPLE_TITLE,
+                names,
+                this
+            );
+
+    return i == -1 ? wxFONTENCODING_SYSTEM : (wxFontEncoding)encodings[i];
 }
 
 void MyFrame::DoResizeFont(int diff)
 {
-    wxFont fontOld = m_canvas->GetTextFont();
-
-    DoChangeFont(
-        wxFont(
-               fontOld.GetPointSize() + diff,
-               fontOld.GetFamily(),
-               fontOld.GetStyle(),
-               fontOld.GetWeight(),
-               fontOld.GetUnderlined(),
-               fontOld.GetFaceName(),
-               fontOld.GetEncoding()
-              )
-    );
+    wxFont font = m_canvas->GetTextFont();
+
+    font.SetPointSize(font.GetPointSize() + diff);
+    DoChangeFont(font);
+}
+
+void MyFrame::OnBold(wxCommandEvent& event)
+{
+    wxFont font = m_canvas->GetTextFont();
+
+    font.SetWeight(event.IsChecked() ? wxFONTWEIGHT_BOLD : wxFONTWEIGHT_NORMAL);
+    DoChangeFont(font);
+}
+
+void MyFrame::OnItalic(wxCommandEvent& event)
+{
+    wxFont font = m_canvas->GetTextFont();
+
+    font.SetStyle(event.IsChecked() ? wxFONTSTYLE_ITALIC : wxFONTSTYLE_NORMAL);
+    DoChangeFont(font);
+}
+
+void MyFrame::OnUnderline(wxCommandEvent& event)
+{
+    wxFont font = m_canvas->GetTextFont();
+
+    font.SetUnderlined(event.IsChecked());
+    DoChangeFont(font);
+}
+
+void MyFrame::OnwxPointerFont(wxCommandEvent& event)
+{
+    wxFont font;
+
+    switch ( event.GetId() )
+    {
+        case Font_wxNORMAL_FONT:
+            font = *wxNORMAL_FONT;
+            break;
+
+        case Font_wxSMALL_FONT:
+            font = *wxSMALL_FONT;
+            break;
+
+        case Font_wxITALIC_FONT:
+            font = *wxITALIC_FONT;
+            break;
+
+        case Font_wxSWISS_FONT:
+            font = *wxSWISS_FONT;
+            break;
+
+        default:
+            wxFAIL_MSG( wxT("unknown standard font") );
+            return;
+    }
+
+    DoChangeFont(font);
 }
 
 void MyFrame::DoChangeFont(const wxFont& font, const wxColour& col)
@@ -458,6 +655,15 @@ void MyFrame::DoChangeFont(const wxFont& font, const wxColour& col)
     m_textctrl->SetFont(font);
     if ( col.Ok() )
         m_textctrl->SetForegroundColour(col);
+
+    // update the state of the bold/italic/underlined menu items
+    wxMenuBar *mbar = GetMenuBar();
+    if ( mbar )
+    {
+        mbar->Check(Font_Bold, font.GetWeight() == wxFONTWEIGHT_BOLD);
+        mbar->Check(Font_Italic, font.GetStyle() == wxFONTSTYLE_ITALIC);
+        mbar->Check(Font_Underlined, font.GetUnderlined());
+    }
 }
 
 void MyFrame::OnSelectFont(wxCommandEvent& WXUNUSED(event))
@@ -466,7 +672,7 @@ void MyFrame::OnSelectFont(wxCommandEvent& WXUNUSED(event))
     data.SetInitialFont(m_canvas->GetTextFont());
     data.SetColour(m_canvas->GetColour());
 
-    wxFontDialog dialog(this, &data);
+    wxFontDialog dialog(this, data);
     if ( dialog.ShowModal() == wxID_OK )
     {
         wxFontData retData = dialog.GetFontData();
@@ -479,15 +685,26 @@ void MyFrame::OnSelectFont(wxCommandEvent& WXUNUSED(event))
 
 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
 {
-    // TRUE is to force the frame to close
-    Close(TRUE);
+    // true is to force the frame to close
+    Close(true);
+}
+
+void MyFrame::OnTestTextValue(wxCommandEvent& WXUNUSED(event))
+{
+    wxString value = m_textctrl->GetValue();
+    m_textctrl->SetValue(value);
+    if ( m_textctrl->GetValue() != value )
+    {
+        wxLogError(wxT("Text value changed after getting and setting it"));
+    }
 }
 
 void MyFrame::OnViewMsg(wxCommandEvent& WXUNUSED(event))
 {
+#if wxUSE_FILEDLG
     // first, choose the file
     static wxString s_dir, s_file;
-    wxFileDialog dialog(this, "Open an email message file",
+    wxFileDialog dialog(this, wxT("Open an email message file"),
                         s_dir, s_file);
     if ( dialog.ShowModal() != wxID_OK )
         return;
@@ -505,8 +722,8 @@ void MyFrame::OnViewMsg(wxCommandEvent& WXUNUSED(event))
 
     wxString charset;
 
-    static const char *prefix = "Content-Type: text/plain; charset=";
-    const size_t len = strlen(prefix);
+    static const wxChar *prefix = wxT("Content-Type: text/plain; charset=");
+    const size_t len = wxStrlen(prefix);
 
     size_t n, count = file.GetLineCount();
     for ( n = 0; n < count; n++ )
@@ -524,10 +741,10 @@ void MyFrame::OnViewMsg(wxCommandEvent& WXUNUSED(event))
         {
             // found!
             const wxChar *pc = line.c_str() + len;
-            if ( *pc == '"' )
+            if ( *pc == wxT('"') )
                 pc++;
 
-            while ( *pc && *pc != '"' )
+            while ( *pc && *pc != wxT('"') )
             {
                 charset += *pc++;
             }
@@ -545,7 +762,7 @@ void MyFrame::OnViewMsg(wxCommandEvent& WXUNUSED(event))
     }
 
     // ok, now get the corresponding encoding
-    wxFontEncoding fontenc = wxTheFontMapper->CharsetToEncoding(charset);
+    wxFontEncoding fontenc = wxFontMapper::Get()->CharsetToEncoding(charset);
     if ( fontenc == wxFONTENCODING_SYSTEM )
     {
         wxLogError(wxT("Charset '%s' is unsupported."), charset.c_str());
@@ -555,11 +772,11 @@ void MyFrame::OnViewMsg(wxCommandEvent& WXUNUSED(event))
     m_textctrl->LoadFile(filename);
 
     if ( fontenc == wxFONTENCODING_UTF8 ||
-            !wxTheFontMapper->IsEncodingAvailable(fontenc) )
+            !wxFontMapper::Get()->IsEncodingAvailable(fontenc) )
     {
         // try to find some similar encoding:
         wxFontEncoding encAlt;
-        if ( wxTheFontMapper->GetAltForEncoding(fontenc, &encAlt) )
+        if ( wxFontMapper::Get()->GetAltForEncoding(fontenc, &encAlt) )
         {
             wxEncodingConverter conv;
 
@@ -581,10 +798,11 @@ void MyFrame::OnViewMsg(wxCommandEvent& WXUNUSED(event))
     }
 
     // and now create the correct font
-    if ( !DoEnumerateFamilies(FALSE, fontenc, TRUE /* silent */) )
+    if ( !DoEnumerateFamilies(false, fontenc, true /* silent */) )
     {
-        wxFont font(12, wxFONTFAMILY_DEFAULT, wxFONTSTYLE_NORMAL,
-                    wxFONTWEIGHT_NORMAL, FALSE /* !underlined */,
+        wxFont font(wxNORMAL_FONT->GetPointSize(),
+                    wxFONTFAMILY_DEFAULT, wxFONTSTYLE_NORMAL,
+                    wxFONTWEIGHT_NORMAL, false /* !underlined */,
                     wxEmptyString /* facename */, fontenc);
         if ( font.Ok() )
         {
@@ -596,13 +814,14 @@ void MyFrame::OnViewMsg(wxCommandEvent& WXUNUSED(event))
                          wxFontMapper::GetEncodingDescription(fontenc).c_str());
         }
     }
+#endif // wxUSE_FILEDLG
 }
 
 void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
 {
-    wxMessageBox("wxWindows font demo\n"
-                 "(c) 1999 Vadim Zeitlin",
-                 "About Font",
+    wxMessageBox(wxT("wxWidgets font sample\n")
+                 wxT("(c) 1999-2006 Vadim Zeitlin"),
+                 wxString(wxT("About ")) + SAMPLE_TITLE,
                  wxOK | wxICON_INFORMATION, this);
 }
 
@@ -615,15 +834,11 @@ BEGIN_EVENT_TABLE(MyCanvas, wxWindow)
 END_EVENT_TABLE()
 
 MyCanvas::MyCanvas( wxWindow *parent )
-        : wxWindow( parent, -1 ),
+        : wxWindow( parent, wxID_ANY ),
           m_colour(*wxRED), m_font(*wxNORMAL_FONT)
 {
 }
 
-MyCanvas::~MyCanvas()
-{
-}
-
 void MyCanvas::OnPaint( wxPaintEvent &WXUNUSED(event) )
 {
     wxPaintDC dc(this);
@@ -633,62 +848,91 @@ void MyCanvas::OnPaint( wxPaintEvent &WXUNUSED(event) )
     dc.SetBackground(wxBrush(wxT("white"), wxSOLID));
     dc.Clear();
 
+    // one text line height
+    wxCoord hLine = dc.GetCharHeight();
+
+    // the current text origin
+    wxCoord x = 5,
+            y = 5;
+
     // output the font name/info
     wxString fontInfo;
-    fontInfo.Printf(wxT("Font size is %d points, family is %s, encoding is '%s', style %s, weight %s"),
+    fontInfo.Printf(wxT("Font size is %d points, family: %s, encoding: %s"),
                     m_font.GetPointSize(),
                     m_font.GetFamilyString().c_str(),
-                    wxTheFontMapper->
-                        GetEncodingDescription(m_font.GetEncoding()).c_str(),
+                    wxFontMapper::
+                        GetEncodingDescription(m_font.GetEncoding()).c_str());
+
+    dc.DrawText(fontInfo, x, y);
+    y += hLine;
+
+    fontInfo.Printf(wxT("Style: %s, weight: %s, fixed width: %s"),
                     m_font.GetStyleString().c_str(),
-                    m_font.GetWeightString().c_str());
+                    m_font.GetWeightString().c_str(),
+                    m_font.IsFixedWidth() ? _T("yes") : _T("no"));
 
-    dc.DrawText(fontInfo, 5, 5);
+    dc.DrawText(fontInfo, x, y);
+    y += hLine;
 
     if ( m_font.Ok() )
     {
-        wxString fontDesc = m_font.GetNativeFontInfoDesc();
-        fontInfo.Printf(wxT("Native font info: %s"), fontDesc.c_str());
-        dc.DrawText(fontInfo, 5, 5 + dc.GetCharHeight());
+        const wxNativeFontInfo *info = m_font.GetNativeFontInfo();
+        if ( info )
+        {
+            wxString fontDesc = m_font.GetNativeFontInfoUserDesc();
+            fontInfo.Printf(wxT("Native font info: %s"), fontDesc.c_str());
+
+            dc.DrawText(fontInfo, x, y);
+            y += hLine;
+        }
     }
 
+    y += hLine;
+
     // prepare to draw the font
     dc.SetFont(m_font);
     dc.SetTextForeground(m_colour);
 
-    // the size of one cell (char + small margin)
-    int w = dc.GetCharWidth() + 5,
-        h = dc.GetCharHeight() + 4;
+    // the size of one cell (Normally biggest char + small margin)
+    long maxCharWidth, maxCharHeight;
+    dc.GetTextExtent(wxT("W"), &maxCharWidth, &maxCharHeight);
+    int w = maxCharWidth + 5,
+        h = maxCharHeight + 4;
 
-    // the origin for our table
-    int x = 5,
-        y = 2*h;
 
     // print all font symbols from 32 to 256 in 7 rows of 32 chars each
-    for ( int i = 1; i < 8; i++ )
+    for ( int i = 0; i < 7; i++ )
     {
         for ( int j = 0; j < 32; j++ )
         {
-            dc.DrawText(wxChar(32*i + j), x + w*j, y + h*i);
+            wxChar c = (wxChar)(32 * (i + 1) + j);
+
+            long charWidth, charHeight;
+            dc.GetTextExtent(c, &charWidth, &charHeight);
+            dc.DrawText
+            (
+                c,
+                x + w*j + (maxCharWidth - charWidth) / 2 + 1,
+                y + h*i + (maxCharHeight - charHeight) / 2
+            );
         }
     }
 
     // draw the lines between them
-    dc.SetPen(wxPen(wxColour("blue"), 1, wxSOLID));
+    dc.SetPen(wxPen(wxColour(_T("blue")), 1, wxSOLID));
     int l;
 
     // horizontal
-    y += h;
     for ( l = 0; l < 8; l++ )
     {
         int yl = y + h*l - 2;
-        dc.DrawLine(x - 2, yl, x + 32*w - 2, yl);
+        dc.DrawLine(x - 2, yl, x + 32*w - 1, yl);
     }
 
     // and vertical
     for ( l = 0; l < 33; l++ )
     {
         int xl = x + w*l - 2;
-        dc.DrawLine(xl, y, xl, y + 7*h - 2);
+        dc.DrawLine(xl, y - 2, xl, y + 7*h - 1);
     }
 }