#include "wx/splitter.h"
#include "wx/textfile.h"
+#include "../sample.xpm"
+
#ifdef __WXMAC__
-#undef wxFontDialog
-#include "wx/mac/fontdlg.h"
+ #undef wxFontDialog
+ #include "wx/osx/fontdlg.h"
#endif
+// used as title for several dialog boxes
+static const wxChar SAMPLE_TITLE[] = _T("wxWidgets Font Sample");
+
// ----------------------------------------------------------------------------
// private classes
// ----------------------------------------------------------------------------
void OnwxPointerFont(wxCommandEvent& event);
+ void OnTestTextValue(wxCommandEvent& event);
void OnViewMsg(wxCommandEvent& event);
void OnSelectFont(wxCommandEvent& event);
void OnEnumerateFamiliesForEncoding(wxCommandEvent& event);
{ 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,
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;
Font_Quit = 1,
Font_About,
Font_ViewMsg,
+ Font_TestTextValue,
+
Font_IncSize,
Font_DecSize,
Font_Bold,
Font_EnumFamilies,
Font_EnumFixedFamilies,
Font_EnumEncodings,
- Font_CheckNativeToFromString,
+ Font_SetNativeDesc,
+ Font_SetNativeUserDesc,
+ Font_SetFaceName,
+ Font_SetEncoding,
Font_Max
};
// 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_wxITALIC_FONT, MyFrame::OnwxPointerFont)
EVT_MENU(Font_wxSWISS_FONT, MyFrame::OnwxPointerFont)
- EVT_MENU(Font_CheckNativeToFromString, MyFrame::OnCheckNativeToFromString)
+
+ 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)
// `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(wxT("Font wxWidgets demo"),
wxPoint(50, 50), wxSize(600, 400));
MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)
: 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_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();
wxT("Toggle underlined state"));
menuFont->AppendSeparator();
- menuFont->Append(Font_CheckNativeToFromString,
- wxT("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"),
}
wxString facename;
+
if ( silent )
{
// choose the first
for ( n = 0; n < nFacenames; n++ )
facenames[n] = fontEnumerator.GetFacenames().Item(n);
- n = wxGetSingleChoiceIndex(wxT("Choose a facename"), wxT("Font demo"),
- nFacenames, facenames, this);
+ n = wxGetSingleChoiceIndex
+ (
+ wxT("Choose a facename"),
+ SAMPLE_TITLE,
+ nFacenames,
+ facenames,
+ this
+ );
if ( n != -1 )
facename = facenames[n];
delete [] facenames;
}
- if ( !facename.IsEmpty() )
+ if ( !facename.empty() )
{
- wxFont font(12, wxFONTFAMILY_DEFAULT, wxFONTSTYLE_NORMAL,
+ wxFont font(wxNORMAL_FONT->GetPointSize(),
+ wxFONTFAMILY_DEFAULT, wxFONTSTYLE_NORMAL,
wxFONTWEIGHT_NORMAL, false, facename, encoding);
DoChangeFont(font);
void MyFrame::OnEnumerateFamiliesForEncoding(wxCommandEvent& WXUNUSED(event))
{
- static wxFontEncoding encodings[] =
+ wxFontEncoding enc = GetEncodingFromUser();
+ if ( enc != wxFONTENCODING_SYSTEM )
{
- wxFONTENCODING_ISO8859_1,
- wxFONTENCODING_ISO8859_2,
- wxFONTENCODING_ISO8859_5,
- wxFONTENCODING_ISO8859_7,
- wxFONTENCODING_ISO8859_15,
- wxFONTENCODING_KOI8,
- wxFONTENCODING_KOI8_U,
- wxFONTENCODING_CP1250,
- wxFONTENCODING_CP1251,
- wxFONTENCODING_CP1252,
- };
-
- static const wxString encodingNames[] =
+ 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() )
{
- 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(wxT("Choose an encoding"), wxT("Font demo"),
- WXSIZEOF(encodingNames),
- encodingNames,
- this);
-
- if ( n != -1 )
+ wxLogError(wxT("Font info string \"%s\" is invalid."),
+ fontInfo.c_str());
+ return;
+ }
+
+ DoChangeFont(font);
+}
+
+void MyFrame::OnSetFaceName(wxCommandEvent& WXUNUSED(event))
+{
+ 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
{
- DoEnumerateFamilies(false, encodings[n]);
+ 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);
+ }
}
-void MyFrame::OnCheckNativeToFromString(wxCommandEvent& WXUNUSED(event))
+void MyFrame::OnSetNativeUserDesc(wxCommandEvent& WXUNUSED(event))
{
- wxString fontInfo = m_canvas->GetTextFont().GetNativeFontInfoDesc();
+ 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
- if ( fontInfo.IsEmpty() )
+ 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
- wxLogMessage(wxT("wxNativeFontInfo works: %s"), fontInfo.c_str());
+ 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
+ );
- delete font;
- }
+ return i == -1 ? wxFONTENCODING_SYSTEM : (wxFontEncoding)encodings[i];
}
void MyFrame::DoResizeFont(int diff)
{
wxFont font;
- switch (event.GetId())
+ 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;
- }
+ case Font_wxNORMAL_FONT:
+ font = *wxNORMAL_FONT;
+ break;
+
+ case Font_wxSMALL_FONT:
+ font = *wxSMALL_FONT;
+ break;
- GetMenuBar()->Check(Font_Bold, false);
- GetMenuBar()->Check(Font_Italic, false);
- GetMenuBar()->Check(Font_Underlined, false);
+ 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);
}
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))
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());
- }
}
}
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, wxT("Open an email message file"),
// and now create the correct font
if ( !DoEnumerateFamilies(false, fontenc, true /* silent */) )
{
- wxFont font(12, wxFONTFAMILY_DEFAULT, wxFONTSTYLE_NORMAL,
+ wxFont font(wxNORMAL_FONT->GetPointSize(),
+ wxFONTFAMILY_DEFAULT, wxFONTSTYLE_NORMAL,
wxFONTWEIGHT_NORMAL, false /* !underlined */,
wxEmptyString /* facename */, fontenc);
if ( font.Ok() )
wxFontMapper::GetEncodingDescription(fontenc).c_str());
}
}
+#endif // wxUSE_FILEDLG
}
void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
{
- wxMessageBox(wxT("wxWidgets font demo\n")
- wxT("(c) 1999 Vadim Zeitlin"),
- wxT("About Font"),
+ wxMessageBox(wxT("wxWidgets font sample\n")
+ wxT("(c) 1999-2006 Vadim Zeitlin"),
+ wxString(wxT("About ")) + SAMPLE_TITLE,
wxOK | wxICON_INFORMATION, this);
}
fontInfo.Printf(wxT("Font size is %d points, family: %s, encoding: %s"),
m_font.GetPointSize(),
m_font.GetFamilyString().c_str(),
- wxFontMapper::Get()->
+ wxFontMapper::
GetEncodingDescription(m_font.GetEncoding()).c_str());
dc.DrawText(fontInfo, x, y);
dc.SetTextForeground(m_colour);
// the size of one cell (Normally biggest char + small margin)
- long maxCharWidth, maxCharHeight;
+ wxCoord maxCharWidth, maxCharHeight;
dc.GetTextExtent(wxT("W"), &maxCharWidth, &maxCharHeight);
int w = maxCharWidth + 5,
h = maxCharHeight + 4;
{
wxChar c = (wxChar)(32 * (i + 1) + j);
- long charWidth, charHeight;
+ wxCoord charWidth, charHeight;
dc.GetTextExtent(c, &charWidth, &charHeight);
dc.DrawText
(
projects / wxWidgets.git / blobdiff