src/gtk1/fontdlg.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/gtk1/fontdlg.cpp
   3 // Purpose:     wxFontDialog
   4 // Author:      Robert Roebling
   5 // Id:          $Id$
   6 // Copyright:   (c) 1998 Robert Roebling
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 // For compilers that support precompilation, includes "wx.h".
  11 #include "wx/wxprec.h"
  12
  13 #if wxUSE_FONTDLG && !defined(__WXGPE__)
  14
  15 #include "wx/fontdlg.h"
  16
  17 #ifndef WX_PRECOMP
  18     #include "wx/intl.h"
  19 #endif
  20
  21 #include "wx/fontutil.h"
  22 #include "wx/utils.h"
  23 #include "wx/debug.h"
  24 #include "wx/msgdlg.h"
  25
  26 #include "wx/gtk1/private.h"
  27
  28 //-----------------------------------------------------------------------------
  29 // idle system
  30 //-----------------------------------------------------------------------------
  31
  32 extern void wxapp_install_idle_handler();
  33 extern bool g_isIdle;
  34
  35 //-----------------------------------------------------------------------------
  36 // "delete_event"
  37 //-----------------------------------------------------------------------------
  38
  39 extern "C" {
  40 static
  41 bool gtk_fontdialog_delete_callback( GtkWidget *WXUNUSED(widget), GdkEvent *WXUNUSED(event), wxDialog *win )
  42 {
  43     if (g_isIdle)
  44         wxapp_install_idle_handler();
  45
  46 /*
  47     printf( "OnDelete from " );
  48     if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
  49         printf( win->GetClassInfo()->GetClassName() );
  50     printf( ".\n" );
  51 */
  52
  53     win->Close();
  54
  55     return true;
  56 }
  57 }
  58
  59 //-----------------------------------------------------------------------------
  60 // "clicked" for OK-button
  61 //-----------------------------------------------------------------------------
  62
  63 extern "C" {
  64 static
  65 void gtk_fontdialog_ok_callback( GtkWidget *WXUNUSED(widget), wxFontDialog *dialog )
  66 {
  67     if (g_isIdle)
  68         wxapp_install_idle_handler();
  69
  70     GtkFontSelectionDialog *fontdlg = GTK_FONT_SELECTION_DIALOG(dialog->m_widget);
  71
  72     GdkFont *gfont = gtk_font_selection_dialog_get_font(fontdlg);
  73
  74     if (!gfont)
  75     {
  76         wxMessageBox(_("Please choose a valid font."), _("Error"),
  77                      wxOK | wxICON_ERROR);
  78         return;
  79     }
  80
  81     gchar *fontname = gtk_font_selection_dialog_get_font_name(fontdlg);
  82     dialog->SetChosenFont( fontname);
  83
  84     g_free( fontname );
  85
  86     wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, wxID_OK);
  87     event.SetEventObject( dialog );
  88     dialog->GetEventHandler()->ProcessEvent( event );
  89 }
  90 }
  91
  92 //-----------------------------------------------------------------------------
  93 // "clicked" for Cancel-button
  94 //-----------------------------------------------------------------------------
  95
  96 extern "C" {
  97 static
  98 void gtk_fontdialog_cancel_callback( GtkWidget *WXUNUSED(w), wxFontDialog *dialog )
  99 {
 100     if (g_isIdle)
 101         wxapp_install_idle_handler();
 102
 103     wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
 104     event.SetEventObject( dialog );
 105     dialog->GetEventHandler()->ProcessEvent( event );
 106 }
 107 }
 108
 109 //-----------------------------------------------------------------------------
 110 // wxFontDialog
 111 //-----------------------------------------------------------------------------
 112
 113 IMPLEMENT_DYNAMIC_CLASS(wxFontDialog, wxDialog)
 114
 115 bool wxFontDialog::DoCreate(wxWindow *parent)
 116 {
 117     m_needParent = false;
 118
 119     if (!PreCreation( parent, wxDefaultPosition, wxDefaultSize ) ||
 120         !CreateBase( parent, -1, wxDefaultPosition, wxDefaultSize, wxDEFAULT_DIALOG_STYLE,
 121                      wxDefaultValidator, wxT("fontdialog") ))
 122     {
 123         wxFAIL_MSG( wxT("wxFontDialog creation failed") );
 124         return false;
 125     }
 126
 127     wxString m_message( _("Choose font") );
 128     m_widget = gtk_font_selection_dialog_new( wxGTK_CONV( m_message ) );
 129
 130     if (parent)
 131         gtk_window_set_transient_for(GTK_WINDOW(m_widget),
 132                                      GTK_WINDOW(parent->m_widget));
 133
 134     GtkFontSelectionDialog *sel = GTK_FONT_SELECTION_DIALOG(m_widget);
 135
 136     gtk_signal_connect( GTK_OBJECT(sel->ok_button), "clicked",
 137       GTK_SIGNAL_FUNC(gtk_fontdialog_ok_callback), (gpointer*)this );
 138
 139     // strange way to internationalize
 140     gtk_label_set( GTK_LABEL( BUTTON_CHILD(sel->ok_button) ), _("OK") );
 141
 142     gtk_signal_connect( GTK_OBJECT(sel->cancel_button), "clicked",
 143       GTK_SIGNAL_FUNC(gtk_fontdialog_cancel_callback), (gpointer*)this );
 144
 145     // strange way to internationalize
 146     gtk_label_set( GTK_LABEL( BUTTON_CHILD(sel->cancel_button) ), _("Cancel") );
 147
 148     gtk_signal_connect( GTK_OBJECT(m_widget), "delete_event",
 149         GTK_SIGNAL_FUNC(gtk_fontdialog_delete_callback), (gpointer)this );
 150
 151     wxFont font = m_fontData.GetInitialFont();
 152     if( font.Ok() )
 153     {
 154         const wxNativeFontInfo *info = font.GetNativeFontInfo();
 155
 156         if ( info )
 157         {
 158
 159             const wxString& fontname = info->GetXFontName();
 160             if ( !fontname )
 161                 font.GetInternalFont();
 162
 163             gtk_font_selection_dialog_set_font_name(sel, wxGTK_CONV(fontname));
 164         }
 165         else
 166         {
 167             // this is not supposed to happen!
 168             wxFAIL_MSG(_T("font is ok but no native font info?"));
 169         }
 170     }
 171
 172     return true;
 173 }
 174
 175 wxFontDialog::~wxFontDialog()
 176 {
 177 }
 178
 179 void wxFontDialog::SetChosenFont(const char *fontname)
 180 {
 181     m_fontData.SetChosenFont(wxFont( wxString::FromAscii(fontname) ));
 182 }
 183
 184 #endif // wxUSE_FONTDLG && !defined(__WXGPE__)