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 #ifdef __GNUG__
  13 #pragma implementation "bmpbuttn.h"
  14 #endif
  15
  16 #include "wx/window.h"
  17 #include "wx/bmpbuttn.h"
  18
  19 #if !USE_SHARED_LIBRARY
  20 IMPLEMENT_DYNAMIC_CLASS(wxBitmapButton, wxButton)
  21 #endif
  22
  23 #include "wx/mac/uma.h"
  24 #include "wx/bitmap.h"
  25
  26 bool wxBitmapButton::Create(wxWindow *parent, wxWindowID id, const wxBitmap& bitmap,
  27            const wxPoint& pos,
  28            const wxSize& size, long style,
  29            const wxValidator& validator,
  30            const wxString& name)
  31 {
  32     m_macIsUserPane = FALSE ;
  33
  34     // since bitmapbuttonbase is subclass of button calling wxBitmapButtonBase::Create
  35     // essentially creates an additional button
  36     if ( !wxControl::Create(parent, id, pos, size,
  37                                      style, validator, name) )
  38         return false;
  39
  40     m_bmpNormal = bitmap;
  41
  42     if (style & wxBU_AUTODRAW)
  43     {
  44         m_marginX = wxDEFAULT_BUTTON_MARGIN;
  45         m_marginY = wxDEFAULT_BUTTON_MARGIN;
  46     }
  47     else
  48     {
  49         m_marginX = 0;
  50         m_marginY = 0;
  51     }
  52
  53     int width = size.x;
  54     int height = size.y;
  55
  56     if ( bitmap.Ok() )
  57     {
  58         wxSize newSize = DoGetBestSize();
  59         if ( width == -1 )
  60             width = newSize.x;
  61         if ( height == -1 )
  62             height = newSize.y;
  63     }
  64
  65     m_bmpNormal = bitmap;
  66
  67     wxBitmapRefData * bmap = NULL ;
  68
  69     if ( m_bmpNormal.Ok() )
  70         bmap = (wxBitmapRefData*) ( m_bmpNormal.GetRefData()) ;
  71
  72     ControlButtonContentInfo info ;
  73     wxMacCreateBitmapButton( &info , m_bmpNormal ) ;
  74
  75     Rect bounds = wxMacGetBoundsForControl( this , pos , size ) ;
  76     m_peer = new wxMacControl() ;
  77     verify_noerr ( CreateBevelButtonControl( MAC_WXHWND(parent->MacGetTopLevelWindowRef()) , &bounds , CFSTR("") ,
  78         (( style & wxBU_AUTODRAW ) ? kControlBevelButtonSmallBevel : kControlBevelButtonNormalBevel )  ,
  79         kControlBehaviorOffsetContents , &info , 0 , 0 , 0 , m_peer->GetControlRefAddr() ) );
  80
  81
  82     wxASSERT_MSG( m_peer != NULL && m_peer->Ok() , wxT("No valid mac control") ) ;
  83
  84     MacPostControlCreate(pos,size) ;
  85
  86     return TRUE;
  87 }
  88
  89 void wxBitmapButton::SetBitmapLabel(const wxBitmap& bitmap)
  90 {
  91     m_bmpNormal = bitmap;
  92     InvalidateBestSize();
  93
  94     ControlButtonContentInfo info ;
  95     wxMacCreateBitmapButton( &info , m_bmpNormal ) ;
  96     if ( info.contentType != kControlNoContent )
  97     {
  98         m_peer->SetData( kControlButtonPart , kControlBevelButtonContentTag , info ) ;
  99     }
 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 }