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