src/gtk1/fontdlg.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/gtk1/fontdlg.cpp
   3 // Purpose:     wxFontDialog
   4 // Author:      Robert Roebling
   5 // Copyright:   (c) 1998 Robert Roebling
   6 // Licence:     wxWindows licence
   7 /////////////////////////////////////////////////////////////////////////////
   8
   9 // For compilers that support precompilation, includes "wx.h".
  10 #include "wx/wxprec.h"
  11
  12 #if wxUSE_FONTDLG && !defined(__WXGPE__)
  13
  14 #include "wx/fontdlg.h"
  15
  16 #ifndef WX_PRECOMP
  17     #include "wx/intl.h"
  18     #include "wx/utils.h"
  19     #include "wx/msgdlg.h"
  20 #endif
  21
  22 #include "wx/fontutil.h"
  23
  24 #include "wx/gtk1/private.h"
  25
  26 //-----------------------------------------------------------------------------
  27 // idle system
  28 //-----------------------------------------------------------------------------
  29
  30 extern void wxapp_install_idle_handler();
  31 extern bool g_isIdle;
  32
  33 //-----------------------------------------------------------------------------
  34 // "delete_event"
  35 //-----------------------------------------------------------------------------
  36
  37 extern "C" {
  38 static
  39 bool gtk_fontdialog_delete_callback( GtkWidget *WXUNUSED(widget), GdkEvent *WXUNUSED(event), wxDialog *win )
  40 {
  41     if (g_isIdle)
  42         wxapp_install_idle_handler();
  43
  44 /*
  45     printf( "OnDelete from " );
  46     if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
  47         printf( win->GetClassInfo()->GetClassName() );
  48     printf( ".\n" );
  49 */
  50
  51     win->Close();
  52
  53     return true;
  54 }
  55 }
  56
  57 //-----------------------------------------------------------------------------
  58 // "clicked" for OK-button
  59 //-----------------------------------------------------------------------------
  60
  61 extern "C" {
  62 static
  63 void gtk_fontdialog_ok_callback( GtkWidget *WXUNUSED(widget), wxFontDialog *dialog )
  64 {
  65     if (g_isIdle)
  66         wxapp_install_idle_handler();
  67
  68     GtkFontSelectionDialog *fontdlg = GTK_FONT_SELECTION_DIALOG(dialog->m_widget);
  69
  70     GdkFont *gfont = gtk_font_selection_dialog_get_font(fontdlg);
  71
  72     if (!gfont)
  73     {
  74         wxMessageBox(_("Please choose a valid font."), _("Error"),
  75                      wxOK | wxICON_ERROR);
  76         return;
  77     }
  78
  79     gchar *fontname = gtk_font_selection_dialog_get_font_name(fontdlg);
  80     dialog->SetChosenFont( fontname);
  81
  82     g_free( fontname );
  83
  84     wxCommandEvent event(wxEVT_BUTTON, wxID_OK);
  85     event.SetEventObject( dialog );
  86     dialog->HandleWindowEvent( event );
  87 }
  88 }
  89
  90 //-----------------------------------------------------------------------------
  91 // "clicked" for Cancel-button
  92 //-----------------------------------------------------------------------------
  93
  94 extern "C" {
  95 static
  96 void gtk_fontdialog_cancel_callback( GtkWidget *WXUNUSED(w), wxFontDialog *dialog )
  97 {
  98     if (g_isIdle)
  99         wxapp_install_idle_handler();
 100
 101     wxCommandEvent event(wxEVT_BUTTON, wxID_CANCEL);
 102     event.SetEventObject( dialog );
 103     dialog->HandleWindowEvent( event );
 104 }
 105 }
 106
 107 //-----------------------------------------------------------------------------
 108 // wxFontDialog
 109 //-----------------------------------------------------------------------------
 110
 111 IMPLEMENT_DYNAMIC_CLASS(wxFontDialog, wxDialog)
 112
 113 bool wxFontDialog::DoCreate(wxWindow *parent)
 114 {
 115     m_needParent = false;
 116
 117     if (!PreCreation( parent, wxDefaultPosition, wxDefaultSize ) ||
 118         !CreateBase( parent, -1, wxDefaultPosition, wxDefaultSize, wxDEFAULT_DIALOG_STYLE,
 119                      wxDefaultValidator, wxT("fontdialog") ))
 120     {
 121         wxFAIL_MSG( wxT("wxFontDialog creation failed") );
 122         return false;
 123     }
 124
 125     wxString m_message( _("Choose font") );
 126     m_widget = gtk_font_selection_dialog_new( wxGTK_CONV( m_message ) );
 127
 128     if (parent)
 129         gtk_window_set_transient_for(GTK_WINDOW(m_widget),
 130                                      GTK_WINDOW(parent->m_widget));
 131
 132     GtkFontSelectionDialog *sel = GTK_FONT_SELECTION_DIALOG(m_widget);
 133
 134     gtk_signal_connect( GTK_OBJECT(sel->ok_button), "clicked",
 135       GTK_SIGNAL_FUNC(gtk_fontdialog_ok_callback), (gpointer*)this );
 136
 137     // strange way to internationalize
 138     gtk_label_set( GTK_LABEL( BUTTON_CHILD(sel->ok_button) ), _("OK") );
 139
 140     gtk_signal_connect( GTK_OBJECT(sel->cancel_button), "clicked",
 141       GTK_SIGNAL_FUNC(gtk_fontdialog_cancel_callback), (gpointer*)this );
 142
 143     // strange way to internationalize
 144     gtk_label_set( GTK_LABEL( BUTTON_CHILD(sel->cancel_button) ), _("Cancel") );
 145
 146     gtk_signal_connect( GTK_OBJECT(m_widget), "delete_event",
 147         GTK_SIGNAL_FUNC(gtk_fontdialog_delete_callback), (gpointer)this );
 148
 149     wxFont font = m_fontData.GetInitialFont();
 150     if( font.IsOk() )
 151     {
 152         const wxNativeFontInfo *info = font.GetNativeFontInfo();
 153
 154         if ( info )
 155         {
 156
 157             const wxString& fontname = info->GetXFontName();
 158             if ( !fontname )
 159                 font.GetInternalFont();
 160
 161             gtk_font_selection_dialog_set_font_name(sel, wxGTK_CONV(fontname));
 162         }
 163         else
 164         {
 165             // this is not supposed to happen!
 166             wxFAIL_MSG(wxT("font is ok but no native font info?"));
 167         }
 168     }
 169
 170     return true;
 171 }
 172
 173 wxFontDialog::~wxFontDialog()
 174 {
 175 }
 176
 177 void wxFontDialog::SetChosenFont(const char *fontname)
 178 {
 179     m_fontData.SetChosenFont(wxFont( wxString::FromAscii(fontname) ));
 180 }
 181
 182 #endif // wxUSE_FONTDLG && !defined(__WXGPE__)