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 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  11 #pragma implementation "fontdlg.h"
  12 #endif
  13
  14 // For compilers that support precompilation, includes "wx.h".
  15 #include "wx/wxprec.h"
  16
  17 #include "wx/defs.h"
  18
  19 #if wxUSE_FONTDLG
  20
  21 #ifndef __WXGPE__
  22
  23 #include "wx/fontdlg.h"
  24 #include "wx/fontutil.h"
  25 #include "wx/utils.h"
  26 #include "wx/intl.h"
  27 #include "wx/debug.h"
  28 #include "wx/msgdlg.h"
  29
  30 #include "wx/gtk/private.h"
  31
  32 //-----------------------------------------------------------------------------
  33 // idle system
  34 //-----------------------------------------------------------------------------
  35
  36 extern void wxapp_install_idle_handler();
  37 extern bool g_isIdle;
  38
  39 //-----------------------------------------------------------------------------
  40 // "delete_event"
  41 //-----------------------------------------------------------------------------
  42
  43 extern "C" {
  44 static
  45 bool gtk_fontdialog_delete_callback( GtkWidget *WXUNUSED(widget), GdkEvent *WXUNUSED(event), wxDialog *win )
  46 {
  47     if (g_isIdle)
  48         wxapp_install_idle_handler();
  49
  50 /*
  51     printf( "OnDelete from " );
  52     if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
  53         printf( win->GetClassInfo()->GetClassName() );
  54     printf( ".\n" );
  55 */
  56
  57     win->Close();
  58
  59     return TRUE;
  60 }
  61 }
  62
  63 //-----------------------------------------------------------------------------
  64 // "clicked" for OK-button
  65 //-----------------------------------------------------------------------------
  66
  67 extern "C" {
  68 static
  69 void gtk_fontdialog_ok_callback( GtkWidget *WXUNUSED(widget), wxFontDialog *dialog )
  70 {
  71     if (g_isIdle)
  72         wxapp_install_idle_handler();
  73
  74     GtkFontSelectionDialog *fontdlg = GTK_FONT_SELECTION_DIALOG(dialog->m_widget);
  75
  76 #ifndef __WXGTK20__
  77     GdkFont *gfont = gtk_font_selection_dialog_get_font(fontdlg);
  78
  79     if (!gfont)
  80     {
  81         wxMessageBox(_("Please choose a valid font."), _("Error"),
  82                      wxOK | wxICON_ERROR);
  83         return;
  84     }
  85 #endif
  86
  87     gchar *fontname = gtk_font_selection_dialog_get_font_name(fontdlg);
  88     dialog->SetChosenFont( fontname);
  89
  90     g_free( fontname );
  91
  92     wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, wxID_OK);
  93     event.SetEventObject( dialog );
  94     dialog->GetEventHandler()->ProcessEvent( event );
  95 }
  96 }
  97
  98 //-----------------------------------------------------------------------------
  99 // "clicked" for Cancel-button
 100 //-----------------------------------------------------------------------------
 101
 102 extern "C" {
 103 static
 104 void gtk_fontdialog_cancel_callback( GtkWidget *WXUNUSED(w), wxFontDialog *dialog )
 105 {
 106     if (g_isIdle)
 107         wxapp_install_idle_handler();
 108
 109     wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
 110     event.SetEventObject( dialog );
 111     dialog->GetEventHandler()->ProcessEvent( event );
 112 }
 113 }
 114
 115 //-----------------------------------------------------------------------------
 116 // wxFontDialog
 117 //-----------------------------------------------------------------------------
 118
 119 IMPLEMENT_DYNAMIC_CLASS(wxFontDialog, wxDialog)
 120
 121 bool wxFontDialog::DoCreate(wxWindow *parent)
 122 {
 123     m_needParent = FALSE;
 124
 125     if (!PreCreation( parent, wxDefaultPosition, wxDefaultSize ) ||
 126         !CreateBase( parent, -1, wxDefaultPosition, wxDefaultSize, wxDEFAULT_DIALOG_STYLE,
 127                      wxDefaultValidator, wxT("fontdialog") ))
 128     {
 129         wxFAIL_MSG( wxT("wxFontDialog creation failed") );
 130         return FALSE;
 131     }
 132
 133     wxString m_message( _("Choose font") );
 134     m_widget = gtk_font_selection_dialog_new( wxGTK_CONV( m_message ) );
 135
 136     if (parent)
 137         gtk_window_set_transient_for(GTK_WINDOW(m_widget),
 138                                      GTK_WINDOW(parent->m_widget));
 139
 140     GtkFontSelectionDialog *sel = GTK_FONT_SELECTION_DIALOG(m_widget);
 141
 142     gtk_signal_connect( GTK_OBJECT(sel->ok_button), "clicked",
 143       GTK_SIGNAL_FUNC(gtk_fontdialog_ok_callback), (gpointer*)this );
 144
 145 #ifndef __WXGTK20__
 146     // strange way to internationalize
 147     gtk_label_set( GTK_LABEL( BUTTON_CHILD(sel->ok_button) ), _("OK") );
 148 #endif
 149
 150     gtk_signal_connect( GTK_OBJECT(sel->cancel_button), "clicked",
 151       GTK_SIGNAL_FUNC(gtk_fontdialog_cancel_callback), (gpointer*)this );
 152
 153 #ifndef __WXGTK20__
 154     // strange way to internationalize
 155     gtk_label_set( GTK_LABEL( BUTTON_CHILD(sel->cancel_button) ), _("Cancel") );
 156 #endif
 157
 158     gtk_signal_connect( GTK_OBJECT(m_widget), "delete_event",
 159         GTK_SIGNAL_FUNC(gtk_fontdialog_delete_callback), (gpointer)this );
 160
 161     wxFont font = m_fontData.GetInitialFont();
 162     if( font.Ok() )
 163     {
 164         const wxNativeFontInfo *info = font.GetNativeFontInfo();
 165
 166         if ( info )
 167         {
 168
 169 #ifdef __WXGTK20__
 170             const wxString& fontname = info->ToString();
 171 #else
 172             const wxString& fontname = info->GetXFontName();
 173             if ( !fontname )
 174                 font.GetInternalFont();
 175 #endif
 176             gtk_font_selection_dialog_set_font_name(sel, wxGTK_CONV(fontname));
 177         }
 178         else
 179         {
 180             // this is not supposed to happen!
 181             wxFAIL_MSG(_T("font is ok but no native font info?"));
 182         }
 183     }
 184
 185     return TRUE;
 186 }
 187
 188 wxFontDialog::~wxFontDialog()
 189 {
 190 }
 191
 192 void wxFontDialog::SetChosenFont(const char *fontname)
 193 {
 194     m_fontData.SetChosenFont(wxFont( wxString::FromAscii(fontname) ));
 195 }
 196
 197 #endif // wxUSE_FONTDLG
 198
 199 #endif // GPE
 200