src/mac/carbon/bmpbuttn.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        bmpbuttn.cpp
   3 // Purpose:     wxBitmapButton
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     1998-01-01
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Stefan Csomor
   9 // Licence:       wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  13 #pragma implementation "bmpbuttn.h"
  14 #endif
  15
  16 #include "wx/wxprec.h"
  17
  18 #if wxUSE_BMPBUTTON
  19
  20 #include "wx/window.h"
  21 #include "wx/bmpbuttn.h"
  22
  23 #if !USE_SHARED_LIBRARY
  24 IMPLEMENT_DYNAMIC_CLASS(wxBitmapButton, wxButton)
  25 #endif
  26
  27 #include "wx/mac/uma.h"
  28 #include "wx/bitmap.h"
  29
  30 bool wxBitmapButton::Create(wxWindow *parent, wxWindowID id, const wxBitmap& bitmap,
  31            const wxPoint& pos,
  32            const wxSize& size, long style,
  33            const wxValidator& validator,
  34            const wxString& name)
  35 {
  36     m_macIsUserPane = FALSE ;
  37
  38     // since bitmapbuttonbase is subclass of button calling wxBitmapButtonBase::Create
  39     // essentially creates an additional button
  40     if ( !wxControl::Create(parent, id, pos, size,
  41                                      style, validator, name) )
  42         return false;
  43
  44     m_bmpNormal = bitmap;
  45
  46     if (style & wxBU_AUTODRAW)
  47     {
  48         m_marginX = wxDEFAULT_BUTTON_MARGIN;
  49         m_marginY = wxDEFAULT_BUTTON_MARGIN;
  50     }
  51     else
  52     {
  53         m_marginX = 0;
  54         m_marginY = 0;
  55     }
  56
  57     int width = size.x;
  58     int height = size.y;
  59
  60     if ( bitmap.Ok() )
  61     {
  62         wxSize newSize = DoGetBestSize();
  63         if ( width == -1 )
  64             width = newSize.x;
  65         if ( height == -1 )
  66             height = newSize.y;
  67     }
  68
  69     m_bmpNormal = bitmap;
  70
  71     ControlButtonContentInfo info ;
  72     wxMacCreateBitmapButton( &info , m_bmpNormal ) ;
  73
  74     Rect bounds = wxMacGetBoundsForControl( this , pos , size ) ;
  75     m_peer = new wxMacControl( this ) ;
  76     verify_noerr ( CreateBevelButtonControl( MAC_WXHWND(parent->MacGetTopLevelWindowRef()) , &bounds , CFSTR("") ,
  77         (( style & wxBU_AUTODRAW ) ? kControlBevelButtonSmallBevel : kControlBevelButtonNormalBevel )  ,
  78         kControlBehaviorOffsetContents , &info , 0 , 0 , 0 , m_peer->GetControlRefAddr() ) );
  79
  80     wxMacReleaseBitmapButton( &info ) ;
  81     wxASSERT_MSG( m_peer != NULL && m_peer->Ok() , wxT("No valid mac control") ) ;
  82
  83     MacPostControlCreate(pos,size) ;
  84
  85     return TRUE;
  86 }
  87
  88 void wxBitmapButton::SetBitmapLabel(const wxBitmap& bitmap)
  89 {
  90     m_bmpNormal = bitmap;
  91     InvalidateBestSize();
  92
  93     ControlButtonContentInfo info ;
  94     wxMacCreateBitmapButton( &info , m_bmpNormal ) ;
  95     if ( info.contentType != kControlNoContent )
  96     {
  97         m_peer->SetData( kControlButtonPart , kControlBevelButtonContentTag , info ) ;
  98     }
  99     wxMacReleaseBitmapButton( &info ) ;
 100 }
 101
 102
 103 wxSize wxBitmapButton::DoGetBestSize() const
 104 {
 105     wxSize best;
 106     if (m_bmpNormal.Ok())
 107     {
 108         best.x = m_bmpNormal.GetWidth() + 2*m_marginX;
 109         best.y = m_bmpNormal.GetHeight() + 2*m_marginY;
 110     }
 111     return best;
 112 }
 113
 114 #endif