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/fontutil.h"
  24 #include "wx/fontdlg.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 static
  44 bool gtk_fontdialog_delete_callback( GtkWidget *WXUNUSED(widget), GdkEvent *WXUNUSED(event), wxDialog *win )
  45 {
  46     if (g_isIdle)
  47         wxapp_install_idle_handler();
  48
  49 /*
  50     printf( "OnDelete from " );
  51     if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
  52         printf( win->GetClassInfo()->GetClassName() );
  53     printf( ".\n" );
  54 */
  55
  56     win->Close();
  57
  58     return TRUE;
  59 }
  60
  61 //-----------------------------------------------------------------------------
  62 // "clicked" for OK-button
  63 //-----------------------------------------------------------------------------
  64
  65 static
  66 void gtk_fontdialog_ok_callback( GtkWidget *WXUNUSED(widget), wxFontDialog *dialog )
  67 {
  68     if (g_isIdle)
  69         wxapp_install_idle_handler();
  70
  71     GtkFontSelectionDialog *fontdlg = GTK_FONT_SELECTION_DIALOG(dialog->m_widget);
  72
  73 #ifndef __WXGTK20__
  74     GdkFont *gfont = gtk_font_selection_dialog_get_font(fontdlg);
  75
  76     if (!gfont)
  77     {
  78         wxMessageBox(_("Please choose a valid font."), _("Error"),
  79                      wxOK | wxICON_ERROR);
  80         return;
  81     }
  82 #endif
  83
  84     gchar *fontname = gtk_font_selection_dialog_get_font_name(fontdlg);
  85     dialog->SetChosenFont( fontname);
  86
  87     g_free( fontname );
  88
  89     wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, wxID_OK);
  90     event.SetEventObject( dialog );
  91     dialog->GetEventHandler()->ProcessEvent( event );
  92 }
  93
  94 //-----------------------------------------------------------------------------
  95 // "clicked" for Cancel-button
  96 //-----------------------------------------------------------------------------
  97
  98 static
  99 void gtk_fontdialog_cancel_callback( GtkWidget *WXUNUSED(w), wxFontDialog *dialog )
 100 {
 101     if (g_isIdle)
 102         wxapp_install_idle_handler();
 103
 104     wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
 105     event.SetEventObject( dialog );
 106     dialog->GetEventHandler()->ProcessEvent( event );
 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     int x = (gdk_screen_width () - 400) / 2;
 131     int y = (gdk_screen_height () - 400) / 2;
 132     gtk_widget_set_uposition( m_widget, x, y );
 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 #ifndef __WXGTK20__
 140     // strange way to internationalize
 141     gtk_label_set( GTK_LABEL( BUTTON_CHILD(sel->ok_button) ), _("OK") );
 142 #endif
 143
 144     gtk_signal_connect( GTK_OBJECT(sel->cancel_button), "clicked",
 145       GTK_SIGNAL_FUNC(gtk_fontdialog_cancel_callback), (gpointer*)this );
 146
 147 #ifndef __WXGTK20__
 148     // strange way to internationalize
 149     gtk_label_set( GTK_LABEL( BUTTON_CHILD(sel->cancel_button) ), _("Cancel") );
 150 #endif
 151
 152     gtk_signal_connect( GTK_OBJECT(m_widget), "delete_event",
 153         GTK_SIGNAL_FUNC(gtk_fontdialog_delete_callback), (gpointer)this );
 154
 155 #ifndef __WXGTK20__
 156     wxFont font = m_fontData.GetInitialFont();
 157     if( font.Ok() )
 158     {
 159         const wxNativeFontInfo *info = font.GetNativeFontInfo();
 160
 161         if ( info )
 162         {
 163             const wxString& fontname = info->GetXFontName();
 164             if ( !fontname )
 165                 font.GetInternalFont();
 166             gtk_font_selection_dialog_set_font_name
 167             (
 168                 sel,
 169                 wxConvCurrent->cWX2MB(fontname)
 170             );
 171         }
 172         else
 173         {
 174             // this is not supposed to happen!
 175             wxFAIL_MSG(_T("font is ok but no native font info?"));
 176         }
 177     }
 178 #endif
 179
 180     return TRUE;
 181 }
 182
 183 wxFontDialog::~wxFontDialog()
 184 {
 185 }
 186
 187 void wxFontDialog::SetChosenFont(const char *fontname)
 188 {
 189     m_fontData.SetChosenFont(wxFont( wxString::FromAscii(fontname) ));
 190 }
 191
 192 #endif // wxUSE_FONTDLG
 193
 194 #endif // GPE
 195