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 #ifndef __WXGTK20__
  73     GdkFont *gfont = gtk_font_selection_dialog_get_font(fontdlg);
  74
  75     if (!gfont)
  76     {
  77         wxMessageBox(_("Please choose a valid font."), _("Error"),
  78                      wxOK | wxICON_ERROR);
  79         return;
  80     }
  81 #endif
  82
  83     gchar *fontname = gtk_font_selection_dialog_get_font_name(fontdlg);
  84     dialog->SetChosenFont( fontname);
  85
  86     g_free( fontname );
  87
  88     wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, wxID_OK);
  89     event.SetEventObject( dialog );
  90     dialog->GetEventHandler()->ProcessEvent( event );
  91 }
  92 }
  93
  94 //-----------------------------------------------------------------------------
  95 // "clicked" for Cancel-button
  96 //-----------------------------------------------------------------------------
  97
  98 extern "C" {
  99 static
 100 void gtk_fontdialog_cancel_callback( GtkWidget *WXUNUSED(w), wxFontDialog *dialog )
 101 {
 102     if (g_isIdle)
 103         wxapp_install_idle_handler();
 104
 105     wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
 106     event.SetEventObject( dialog );
 107     dialog->GetEventHandler()->ProcessEvent( event );
 108 }
 109 }
 110
 111 //-----------------------------------------------------------------------------
 112 // wxFontDialog
 113 //-----------------------------------------------------------------------------
 114
 115 IMPLEMENT_DYNAMIC_CLASS(wxFontDialog, wxDialog)
 116
 117 bool wxFontDialog::DoCreate(wxWindow *parent)
 118 {
 119     m_needParent = FALSE;
 120
 121     if (!PreCreation( parent, wxDefaultPosition, wxDefaultSize ) ||
 122         !CreateBase( parent, -1, wxDefaultPosition, wxDefaultSize, wxDEFAULT_DIALOG_STYLE,
 123                      wxDefaultValidator, wxT("fontdialog") ))
 124     {
 125         wxFAIL_MSG( wxT("wxFontDialog creation failed") );
 126         return FALSE;
 127     }
 128
 129     wxString m_message( _("Choose font") );
 130     m_widget = gtk_font_selection_dialog_new( wxGTK_CONV( m_message ) );
 131
 132     if (parent)
 133         gtk_window_set_transient_for(GTK_WINDOW(m_widget),
 134                                      GTK_WINDOW(parent->m_widget));
 135
 136     GtkFontSelectionDialog *sel = GTK_FONT_SELECTION_DIALOG(m_widget);
 137
 138     gtk_signal_connect( GTK_OBJECT(sel->ok_button), "clicked",
 139       GTK_SIGNAL_FUNC(gtk_fontdialog_ok_callback), (gpointer*)this );
 140
 141 #ifndef __WXGTK20__
 142     // strange way to internationalize
 143     gtk_label_set( GTK_LABEL( BUTTON_CHILD(sel->ok_button) ), _("OK") );
 144 #endif
 145
 146     gtk_signal_connect( GTK_OBJECT(sel->cancel_button), "clicked",
 147       GTK_SIGNAL_FUNC(gtk_fontdialog_cancel_callback), (gpointer*)this );
 148
 149 #ifndef __WXGTK20__
 150     // strange way to internationalize
 151     gtk_label_set( GTK_LABEL( BUTTON_CHILD(sel->cancel_button) ), _("Cancel") );
 152 #endif
 153
 154     gtk_signal_connect( GTK_OBJECT(m_widget), "delete_event",
 155         GTK_SIGNAL_FUNC(gtk_fontdialog_delete_callback), (gpointer)this );
 156
 157     wxFont font = m_fontData.GetInitialFont();
 158     if( font.Ok() )
 159     {
 160         const wxNativeFontInfo *info = font.GetNativeFontInfo();
 161
 162         if ( info )
 163         {
 164
 165 #ifdef __WXGTK20__
 166             const wxString& fontname = info->ToString();
 167 #else
 168             const wxString& fontname = info->GetXFontName();
 169             if ( !fontname )
 170                 font.GetInternalFont();
 171 #endif
 172             gtk_font_selection_dialog_set_font_name(sel, wxGTK_CONV(fontname));
 173         }
 174         else
 175         {
 176             // this is not supposed to happen!
 177             wxFAIL_MSG(_T("font is ok but no native font info?"));
 178         }
 179     }
 180
 181     return TRUE;
 182 }
 183
 184 wxFontDialog::~wxFontDialog()
 185 {
 186 }
 187
 188 void wxFontDialog::SetChosenFont(const char *fontname)
 189 {
 190     m_fontData.SetChosenFont(wxFont( wxString::FromAscii(fontname) ));
 191 }
 192
 193 #endif // wxUSE_FONTDLG
 194
 195 #endif // GPE
 196