X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/ea9144a3bcebbc04fbf2174b1ec9e31f92784c44..a0845d45830eb22769107a61a6cb3485fa21922b:/samples/font/font.cpp?ds=sidebyside diff --git a/samples/font/font.cpp b/samples/font/font.cpp index 56e5a565b6..8203a16d64 100644 --- a/samples/font/font.cpp +++ b/samples/font/font.cpp @@ -10,25 +10,34 @@ ///////////////////////////////////////////////////////////////////////////// // For compilers that support precompilation, includes "wx/wx.h". -#include +#include "wx/wxprec.h" #ifdef __BORLANDC__ #pragma hdrstop #endif // for all others, include the necessary headers (this file is usually all you -// need because it includes almost all + #include "wx/wx.h" - #include + #include "wx/log.h" #endif -#include -#include -#include -#include -#include +#include "wx/choicdlg.h" +#include "wx/fontdlg.h" +#include "wx/fontenum.h" +#include "wx/fontmap.h" +#include "wx/encconv.h" +#include "wx/splitter.h" +#include "wx/textfile.h" + +#include "../sample.xpm" + +#ifdef __WXMAC__ +#undef wxFontDialog +#include "wx/mac/fontdlg.h" +#endif // ---------------------------------------------------------------------------- // private classes @@ -52,7 +61,7 @@ class MyCanvas: public wxWindow { public: MyCanvas( wxWindow *parent ); - ~MyCanvas(); + virtual ~MyCanvas(){}; // accessors for the frame const wxFont& GetTextFont() const { return m_font; } @@ -83,31 +92,42 @@ public: // event handlers (these functions should _not_ be virtual) void OnQuit(wxCommandEvent& event); void OnAbout(wxCommandEvent& event); + + 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 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 OnSize(wxSizeEvent& event); + void OnCheckNativeToFromString(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); - void Resize(const wxSize& size, const wxFont& font = wxNullFont); + 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() }; @@ -122,35 +142,59 @@ enum Font_Quit = 1, Font_About, Font_ViewMsg, + 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_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_About, MyFrame::OnAbout) 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_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_CheckNativeToFromString, MyFrame::OnCheckNativeToFromString) + 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_SIZE(MyFrame::OnSize) 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 @@ -169,17 +213,17 @@ IMPLEMENT_APP(MyApp) bool MyApp::OnInit() { // 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; } // ---------------------------------------------------------------------------- @@ -188,109 +232,147 @@ 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; + + 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_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_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 f&ixed font families\tCtrl-I"); - 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, + wxT("Check Native Font Info To/From String")); + + 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); - m_textctrl = new wxTextCtrl(this, -1, - "Paste text here to see how it looks\n" - "like in the given font", + wxSplitterWindow *splitter = new wxSplitterWindow(this); + + 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); - m_canvas = new MyCanvas(this); + m_canvas = new MyCanvas(splitter); + + 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 } +// -------------------------------------------------------- -// event handlers -void MyFrame::OnEnumerateEncodings(wxCommandEvent& WXUNUSED(event)) +class MyEncodingEnumerator : public wxFontEnumerator { - class MyEncodingEnumerator : public wxFontEnumerator - { - public: - MyEncodingEnumerator() { m_n = 0; } - - const wxString& GetText() const { return m_text; } +public: + MyEncodingEnumerator() + { m_n = 0; } - protected: - virtual bool OnFontEncoding(const wxString& facename, - const wxString& encoding) - { - wxString text; - text.Printf("Encoding %d: %s (available in facename '%s')\n", - ++m_n, encoding.c_str(), facename.c_str()); - m_text += text; + const wxString& GetText() const + { return m_text; } - return TRUE; - } +protected: + virtual bool OnFontEncoding(const wxString& facename, + const wxString& encoding) + { + wxString text; + 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; + } - private: - size_t m_n; +private: + size_t m_n; + wxString m_text; +}; - wxString m_text; - } fontEnumerator; +void MyFrame::OnEnumerateEncodings(wxCommandEvent& WXUNUSED(event)) +{ + MyEncodingEnumerator fontEnumerator; fontEnumerator.EnumerateEncodings(); - wxLogMessage("Enumerating all available encodings:\n%s", + wxLogMessage(wxT("Enumerating all available encodings:\n%s"), fontEnumerator.GetText().c_str()); } -bool MyFrame::DoEnumerateFamilies(bool fixedWidthOnly, - wxFontEncoding encoding, - bool silent) -{ - class MyFontEnumerator : public wxFontEnumerator - { - public: - bool GotAny() const { return !m_facenames.IsEmpty(); } +// ------------------------------------------------------------- - const wxArrayString& GetFacenames() const { return m_facenames; } +class MyFontEnumerator : public wxFontEnumerator +{ +public: + bool GotAny() const + { return !m_facenames.IsEmpty(); } - protected: - virtual bool OnFacename(const wxString& facename) - { - m_facenames.Add(facename); + const wxArrayString& GetFacenames() const + { return m_facenames; } - return TRUE; - } +protected: + virtual bool OnFacename(const wxString& facename) + { + m_facenames.Add(facename); + return true; + } private: wxArrayString m_facenames; - } fontEnumerator; +} fontEnumerator; + +bool MyFrame::DoEnumerateFamilies(bool fixedWidthOnly, + wxFontEncoding encoding, + bool silent) +{ + MyFontEnumerator fontEnumerator; fontEnumerator.EnumerateFacenames(encoding, fixedWidthOnly); @@ -299,11 +381,12 @@ bool MyFrame::DoEnumerateFamilies(bool fixedWidthOnly, int nFacenames = fontEnumerator.GetFacenames().GetCount(); if ( !silent ) { - wxLogStatus(this, "Found %d %sfonts", - nFacenames, fixedWidthOnly ? "fixed width " : ""); + wxLogStatus(this, wxT("Found %d %sfonts"), + nFacenames, fixedWidthOnly ? wxT("fixed width ") : wxT("")); } wxString facename; + if ( silent ) { // choose the first @@ -317,7 +400,7 @@ bool MyFrame::DoEnumerateFamilies(bool fixedWidthOnly, for ( n = 0; n < nFacenames; n++ ) facenames[n] = fontEnumerator.GetFacenames().Item(n); - n = wxGetSingleChoiceIndex("Choose a facename", "Font demo", + n = wxGetSingleChoiceIndex(wxT("Choose a facename"), wxT("Font demo"), nFacenames, facenames, this); if ( n != -1 ) @@ -326,22 +409,22 @@ 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); + wxFONTWEIGHT_NORMAL, false, facename, encoding); DoChangeFont(font); } - return TRUE; + return true; } else if ( !silent ) { - wxLogWarning("No such fonts found."); + wxLogWarning(wxT("No such fonts found.")); } - return FALSE; + return false; } void MyFrame::OnEnumerateFamiliesForEncoding(wxCommandEvent& WXUNUSED(event)) @@ -354,39 +437,111 @@ void MyFrame::OnEnumerateFamiliesForEncoding(wxCommandEvent& WXUNUSED(event)) wxFONTENCODING_ISO8859_7, wxFONTENCODING_ISO8859_15, wxFONTENCODING_KOI8, + wxFONTENCODING_KOI8_U, wxFONTENCODING_CP1250, wxFONTENCODING_CP1251, wxFONTENCODING_CP1252, }; - static const char *encodingNames[] = + static const wxString encodingNames[] = { - "West European (Latin 1)", - "Central European (Latin 2)", - "Cyrillic (Latin 5)", - "Greek (Latin 7)", - "West European new (Latin 0)", - "KOI8-R", - "Windows Latin 2", - "Windows Cyrillic", - "Windows Latin 1", + wxT("Western European (ISO-8859-1)"), + wxT("Central European (ISO-8859-2)"), + wxT("Cyrillic (ISO-8859-5)"), + wxT("Greek (ISO-8859-7)"), + wxT("Western European with Euro (ISO-8859-15)"), + wxT("KOI8-R"), + wxT("KOI8-U"), + wxT("Windows Central European (CP 1250)"), + wxT("Windows Cyrillic (CP 1251)"), + wxT("Windows Western European (CP 1252)"), }; - int n = wxGetSingleChoiceIndex("Choose an encoding", "Font demo", + int n = wxGetSingleChoiceIndex(wxT("Choose an encoding"), wxT("Font demo"), WXSIZEOF(encodingNames), - (char **)encodingNames, + encodingNames, this); if ( n != -1 ) { - DoEnumerateFamilies(FALSE, encodings[n]); + DoEnumerateFamilies(false, encodings[n]); } } -void MyFrame::DoChangeFont(const wxFont& font, const wxColour& col) +void MyFrame::OnCheckNativeToFromString(wxCommandEvent& WXUNUSED(event)) +{ + wxString fontInfo = m_canvas->GetTextFont().GetNativeFontInfoDesc(); + + if ( fontInfo.empty() ) + { + wxLogError(wxT("Native font info string is empty!")); + } + else + { + wxFont *font = wxFont::New(fontInfo); + if ( fontInfo != font->GetNativeFontInfoDesc() ) + wxLogError(wxT("wxNativeFontInfo ToString()/FromString() broken!")); + else + wxLogMessage(wxT("wxNativeFontInfo works: %s"), fontInfo.c_str()); + + delete font; + } +} + +void MyFrame::DoResizeFont(int diff) +{ + 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) { - Resize(GetSize(), font); + wxFont font; + + switch (event.GetId()) + { + case Font_wxNORMAL_FONT : font = wxFont(*wxNORMAL_FONT); break; + case Font_wxSMALL_FONT : font = wxFont(*wxSMALL_FONT); break; + case Font_wxITALIC_FONT : font = wxFont(*wxITALIC_FONT); break; + case Font_wxSWISS_FONT : font = wxFont(*wxSWISS_FONT); break; + default : font = wxFont(*wxNORMAL_FONT); break; + } + GetMenuBar()->Check(Font_Bold, false); + GetMenuBar()->Check(Font_Italic, false); + GetMenuBar()->Check(Font_Underlined, false); + + DoChangeFont(font); +} + +void MyFrame::DoChangeFont(const wxFont& font, const wxColour& col) +{ m_canvas->SetTextFont(font); if ( col.Ok() ) m_canvas->SetColour(col); @@ -403,7 +558,7 @@ 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(); @@ -411,20 +566,30 @@ void MyFrame::OnSelectFont(wxCommandEvent& WXUNUSED(event)) wxColour colour = retData.GetColour(); DoChangeFont(font, colour); + + // 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::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::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; @@ -442,8 +607,8 @@ 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++ ) @@ -460,11 +625,11 @@ void MyFrame::OnViewMsg(wxCommandEvent& WXUNUSED(event)) if ( line.Left(len) == prefix ) { // found! - const char *pc = line.c_str() + len; - if ( *pc == '"' ) + const wxChar *pc = line.c_str() + len; + if ( *pc == wxT('"') ) pc++; - while ( *pc && *pc != '"' ) + while ( *pc && *pc != wxT('"') ) { charset += *pc++; } @@ -475,25 +640,53 @@ void MyFrame::OnViewMsg(wxCommandEvent& WXUNUSED(event)) if ( !charset ) { - wxLogError("The file '%s' doesn't contain charset information.", + wxLogError(wxT("The file '%s' doesn't contain charset information."), filename.c_str()); return; } // ok, now get the corresponding encoding - wxFontEncoding fontenc = wxTheFontMapper->CharsetToEncoding(charset); + wxFontEncoding fontenc = wxFontMapper::Get()->CharsetToEncoding(charset); if ( fontenc == wxFONTENCODING_SYSTEM ) { - wxLogError("Charset '%s' is unsupported.", charset.c_str()); + wxLogError(wxT("Charset '%s' is unsupported."), charset.c_str()); return; } + m_textctrl->LoadFile(filename); + + if ( fontenc == wxFONTENCODING_UTF8 || + !wxFontMapper::Get()->IsEncodingAvailable(fontenc) ) + { + // try to find some similar encoding: + wxFontEncoding encAlt; + if ( wxFontMapper::Get()->GetAltForEncoding(fontenc, &encAlt) ) + { + wxEncodingConverter conv; + + if (conv.Init(fontenc, encAlt)) + { + fontenc = encAlt; + m_textctrl -> SetValue(conv.Convert(m_textctrl -> GetValue())); + } + else + { + wxLogWarning(wxT("Cannot convert from '%s' to '%s'."), + wxFontMapper::GetEncodingDescription(fontenc).c_str(), + wxFontMapper::GetEncodingDescription(encAlt).c_str()); + } + } + else + wxLogWarning(wxT("No fonts for encoding '%s' on this system."), + wxFontMapper::GetEncodingDescription(fontenc).c_str()); + } + // 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 */, + wxFONTWEIGHT_NORMAL, false /* !underlined */, wxEmptyString /* facename */, fontenc); if ( font.Ok() ) { @@ -501,53 +694,21 @@ void MyFrame::OnViewMsg(wxCommandEvent& WXUNUSED(event)) } else { - wxLogWarning("No fonts for encoding '%s' on this system.", + wxLogWarning(wxT("No fonts for encoding '%s' on this system."), wxFontMapper::GetEncodingDescription(fontenc).c_str()); } } - - m_textctrl->LoadFile(filename); +#endif // wxUSE_FILEDLG } void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event)) { - wxMessageBox("wxWindows font demo\n" - "(c) 1999 Vadim Zeitlin", - "About Font", + wxMessageBox(wxT("wxWidgets font demo\n") + wxT("(c) 1999 Vadim Zeitlin"), + wxT("About Font"), wxOK | wxICON_INFORMATION, this); } -void MyFrame::OnSize(wxSizeEvent& event) -{ - wxSize size = event.GetSize(); - - Resize(size); - - event.Skip(); -} - -void MyFrame::Resize(const wxSize& size, const wxFont& font) -{ - if ( !m_textctrl ) - return; - - wxCoord h; - if ( font.Ok() ) - { - wxClientDC dc(this); - dc.SetFont(font); - - h = 10*(dc.GetCharHeight() + 1); - } - else - { - h = m_textctrl->GetSize().y; - } - - m_textctrl->SetSize(0, 0, size.x, h); - m_canvas->SetSize(0, h, size.x, size.y - h); -} - // ---------------------------------------------------------------------------- // MyCanvas // ---------------------------------------------------------------------------- @@ -557,70 +718,105 @@ 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); PrepareDC(dc); // set background - dc.SetBackground(wxBrush("white", wxSOLID)); + 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("Font family 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(), + 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, x, y); + y += hLine; + + if ( m_font.Ok() ) + { + 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; + } + } - dc.DrawText(fontInfo, 5, 5); + 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(char(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); } }