src/gtk/statbmp.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        statbmp.cpp
   3 // Purpose:
   4 // Author:      Robert Roebling
   5 // Id:          $Id$
   6 // Copyright:   (c) 1998 Robert Roebling
   7 // Licence:           wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 #ifdef __GNUG__
  11 #pragma implementation "statbmp.h"
  12 #endif
  13
  14 #include "wx/statbmp.h"
  15
  16 #if wxUSE_STATBMP
  17
  18 #include "gdk/gdk.h"
  19 #include "gtk/gtk.h"
  20
  21 //-----------------------------------------------------------------------------
  22 // wxStaticBitmap
  23 //-----------------------------------------------------------------------------
  24
  25 IMPLEMENT_DYNAMIC_CLASS(wxStaticBitmap,wxControl)
  26
  27 wxStaticBitmap::wxStaticBitmap(void)
  28 {
  29 }
  30
  31 wxStaticBitmap::wxStaticBitmap( wxWindow *parent, wxWindowID id, const wxBitmap &bitmap,
  32       const wxPoint &pos, const wxSize &size,
  33       long style, const wxString &name )
  34 {
  35     Create( parent, id, bitmap, pos, size, style, name );
  36 }
  37
  38 void wxStaticBitmap::CreatePixmapWidget()
  39 {
  40     wxCHECK_RET( m_bitmap.Ok(), "should only be called if we have a bitmap" );
  41
  42     GdkBitmap *mask = (GdkBitmap *) NULL;
  43     if ( m_bitmap.GetMask() )
  44         mask = m_bitmap.GetMask()->GetBitmap();
  45     m_widget = gtk_pixmap_new( m_bitmap.GetPixmap(), mask );
  46
  47     PostCreation();
  48 }
  49
  50 bool wxStaticBitmap::Create( wxWindow *parent, wxWindowID id, const wxBitmap &bitmap,
  51                              const wxPoint &pos, const wxSize &size,
  52                              long style, const wxString &name )
  53 {
  54     m_needParent = TRUE;
  55
  56     wxSize newSize = size;
  57
  58     PreCreation( parent, id, pos, size, style, name );
  59
  60     m_bitmap = bitmap;
  61
  62     if (m_bitmap.Ok())
  63     {
  64         CreatePixmapWidget();
  65
  66         if (newSize.x == -1) newSize.x = m_bitmap.GetWidth();
  67         if (newSize.y == -1) newSize.y = m_bitmap.GetHeight();
  68         SetSize( newSize.x, newSize.y );
  69     }
  70     else
  71     {
  72         m_widget = gtk_label_new( "Bitmap" );
  73
  74         PostCreation();
  75     }
  76
  77     m_parent->DoAddChild( this );
  78
  79     Show( TRUE );
  80
  81     return TRUE;
  82 }
  83
  84 void wxStaticBitmap::SetBitmap( const wxBitmap &bitmap )
  85 {
  86     bool hasWidget = m_bitmap.Ok();
  87     m_bitmap = bitmap;
  88
  89     if (m_bitmap.Ok())
  90     {
  91         if ( !hasWidget )
  92         {
  93             gtk_widget_destroy( m_widget );
  94
  95             // recreate m_widget because we'd created a label and not a bitmap
  96             // above
  97             CreatePixmapWidget();
  98         }
  99
 100         GdkBitmap *mask = (GdkBitmap *) NULL;
 101         if (m_bitmap.GetMask()) mask = m_bitmap.GetMask()->GetBitmap();
 102         gtk_pixmap_set( GTK_PIXMAP(m_widget), m_bitmap.GetPixmap(), mask );
 103     }
 104 }
 105
 106 #endif