src/gtk/fontdlg.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        gtk/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 #include "wx/defs.h"
  14
  15 #if wxUSE_FONTDLG
  16
  17 #ifndef __WXGPE__
  18
  19 #include "wx/fontdlg.h"
  20 #include "wx/fontutil.h"
  21 #include "wx/utils.h"
  22 #include "wx/intl.h"
  23 #include "wx/debug.h"
  24 #include "wx/msgdlg.h"
  25
  26 #include "wx/gtk/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     gchar *fontname = gtk_font_selection_dialog_get_font_name(fontdlg);
  73     dialog->SetChosenFont( fontname);
  74
  75     g_free( fontname );
  76
  77     wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, wxID_OK);
  78     event.SetEventObject( dialog );
  79     dialog->GetEventHandler()->ProcessEvent( event );
  80 }
  81 }
  82
  83 //-----------------------------------------------------------------------------
  84 // "clicked" for Cancel-button
  85 //-----------------------------------------------------------------------------
  86
  87 extern "C" {
  88 static
  89 void gtk_fontdialog_cancel_callback( GtkWidget *WXUNUSED(w), wxFontDialog *dialog )
  90 {
  91     if (g_isIdle)
  92         wxapp_install_idle_handler();
  93
  94     wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
  95     event.SetEventObject( dialog );
  96     dialog->GetEventHandler()->ProcessEvent( event );
  97 }
  98 }
  99
 100 //-----------------------------------------------------------------------------
 101 // wxFontDialog
 102 //-----------------------------------------------------------------------------
 103
 104 IMPLEMENT_DYNAMIC_CLASS(wxFontDialog, wxDialog)
 105
 106 bool wxFontDialog::DoCreate(wxWindow *parent)
 107 {
 108     m_needParent = FALSE;
 109
 110     if (!PreCreation( parent, wxDefaultPosition, wxDefaultSize ) ||
 111         !CreateBase( parent, -1, wxDefaultPosition, wxDefaultSize, wxDEFAULT_DIALOG_STYLE,
 112                      wxDefaultValidator, wxT("fontdialog") ))
 113     {
 114         wxFAIL_MSG( wxT("wxFontDialog creation failed") );
 115         return FALSE;
 116     }
 117
 118     wxString m_message( _("Choose font") );
 119     m_widget = gtk_font_selection_dialog_new( wxGTK_CONV( m_message ) );
 120
 121     if (parent)
 122         gtk_window_set_transient_for(GTK_WINDOW(m_widget),
 123                                      GTK_WINDOW(parent->m_widget));
 124
 125     GtkFontSelectionDialog *sel = GTK_FONT_SELECTION_DIALOG(m_widget);
 126
 127     g_signal_connect (sel->ok_button, "clicked",
 128                       G_CALLBACK (gtk_fontdialog_ok_callback), this);
 129
 130     g_signal_connect (sel->cancel_button, "clicked",
 131                       G_CALLBACK (gtk_fontdialog_cancel_callback), this);
 132
 133     g_signal_connect (m_widget, "delete_event",
 134                       G_CALLBACK (gtk_fontdialog_delete_callback), this);
 135
 136     wxFont font = m_fontData.GetInitialFont();
 137     if( font.Ok() )
 138     {
 139         const wxNativeFontInfo *info = font.GetNativeFontInfo();
 140
 141         if ( info )
 142         {
 143
 144             const wxString& fontname = info->ToString();
 145             gtk_font_selection_dialog_set_font_name(sel, wxGTK_CONV(fontname));
 146         }
 147         else
 148         {
 149             // this is not supposed to happen!
 150             wxFAIL_MSG(_T("font is ok but no native font info?"));
 151         }
 152     }
 153
 154     return TRUE;
 155 }
 156
 157 wxFontDialog::~wxFontDialog()
 158 {
 159 }
 160
 161 void wxFontDialog::SetChosenFont(const char *fontname)
 162 {
 163     m_fontData.SetChosenFont(wxFont( wxString::FromAscii(fontname) ));
 164 }
 165
 166 #endif // wxUSE_FONTDLG
 167
 168 #endif // GPE
 169