src/gtk/bmpbuttn.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        bmpbuttn.cpp
   3 // Purpose:
   4 // Author:      Robert Roebling
   5 // Created:     01/02/97
   6 // Id:
   7 // Copyright:   (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 #ifdef __GNUG__
  12 #pragma implementation "bmpbuttn.h"
  13 #endif
  14
  15 #include "wx/bmpbuttn.h"
  16
  17 //-----------------------------------------------------------------------------
  18 // classes
  19 //-----------------------------------------------------------------------------
  20
  21 class wxBitmapButton;
  22
  23 //-----------------------------------------------------------------------------
  24 // data
  25 //-----------------------------------------------------------------------------
  26
  27 extern bool   g_blockEventsOnDrag;
  28
  29 //-----------------------------------------------------------------------------
  30 // "clicked"
  31 //-----------------------------------------------------------------------------
  32
  33 static void gtk_bmpbutton_clicked_callback( GtkWidget *WXUNUSED(widget), wxBitmapButton *button )
  34 {
  35   if (!button->HasVMT()) return;
  36   if (g_blockEventsOnDrag) return;
  37
  38   wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, button->GetId());
  39   event.SetEventObject(button);
  40   button->GetEventHandler()->ProcessEvent(event);
  41 }
  42
  43 //-----------------------------------------------------------------------------
  44 // wxBitmapButton
  45 //-----------------------------------------------------------------------------
  46
  47 IMPLEMENT_DYNAMIC_CLASS(wxBitmapButton,wxControl)
  48
  49 wxBitmapButton::wxBitmapButton(void)
  50 {
  51 }
  52
  53 bool wxBitmapButton::Create(  wxWindow *parent, wxWindowID id, const wxBitmap &bitmap,
  54       const wxPoint &pos, const wxSize &size,
  55       long style, const wxValidator& validator, const wxString &name )
  56 {
  57   m_needParent = TRUE;
  58
  59   wxSize newSize = size;
  60
  61   PreCreation( parent, id, pos, newSize, style, name );
  62
  63   SetValidator( validator );
  64
  65   m_bitmap = bitmap;
  66   m_label = "";
  67
  68   m_widget = gtk_button_new();
  69
  70   if (m_bitmap.Ok())
  71   {
  72     GdkBitmap *mask = (GdkBitmap *) NULL;
  73     if (m_bitmap.GetMask()) mask = m_bitmap.GetMask()->GetBitmap();
  74     GtkWidget *pixmap = gtk_pixmap_new( m_bitmap.GetPixmap(), mask );
  75
  76     gtk_widget_show( pixmap );
  77     gtk_container_add( GTK_CONTAINER(m_widget), pixmap );
  78   }
  79
  80   if (newSize.x == -1) newSize.x = m_bitmap.GetHeight()+10;
  81   if (newSize.y == -1) newSize.y = m_bitmap.GetWidth()+10;
  82   SetSize( newSize.x, newSize.y );
  83
  84   gtk_signal_connect( GTK_OBJECT(m_widget), "clicked",
  85     GTK_SIGNAL_FUNC(gtk_bmpbutton_clicked_callback), (gpointer*)this );
  86
  87   PostCreation();
  88
  89   Show( TRUE );
  90
  91   return TRUE;
  92 }
  93
  94 void wxBitmapButton::SetDefault(void)
  95 {
  96 /*
  97   GTK_WIDGET_SET_FLAGS( m_widget, GTK_CAN_DEFAULT );
  98   gtk_widget_grab_default( m_widget );
  99 */
 100 }
 101
 102 void wxBitmapButton::SetLabel( const wxString &label )
 103 {
 104   wxControl::SetLabel( label );
 105 }
 106
 107 wxString wxBitmapButton::GetLabel(void) const
 108 {
 109   return wxControl::GetLabel();
 110 }
 111
 112 void wxBitmapButton::SetBitmapLabel( const wxBitmap& bitmap )
 113 {
 114   m_bitmap = bitmap;
 115   if (!m_bitmap.Ok()) return;
 116
 117   GtkButton *bin = GTK_BUTTON( m_widget );
 118   GtkPixmap *g_pixmap = GTK_PIXMAP( bin->child );
 119
 120   GdkBitmap *mask = (GdkBitmap *) NULL;
 121   if (m_bitmap.GetMask()) mask = m_bitmap.GetMask()->GetBitmap();
 122
 123   gtk_pixmap_set( g_pixmap, m_bitmap.GetPixmap(), mask );
 124 }
 125
 126
 127
 128