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:       wxWidgets 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     verify_noerr ( CreateBevelButtonControl( MAC_WXHWND(parent->MacGetTopLevelWindowRef()) , &bounds , CFSTR("") ,
  77         (( style & wxBU_AUTODRAW ) ? kControlBevelButtonSmallBevel : kControlBevelButtonNormalBevel )  ,
  78         kControlBehaviorOffsetContents , &info , 0 , 0 , 0 , (ControlRef*) &m_macControl ) ) ;
  79
  80     wxASSERT_MSG( (ControlRef) m_macControl != NULL , wxT("No valid mac control") ) ;
  81
  82     MacPostControlCreate(pos,size) ;
  83
  84     return TRUE;
  85 }
  86
  87 void wxBitmapButton::SetBitmapLabel(const wxBitmap& bitmap)
  88 {
  89     m_bmpNormal = bitmap;
  90
  91     ControlButtonContentInfo info ;
  92     wxMacCreateBitmapButton( &info , m_bmpNormal ) ;
  93     if ( info.contentType != kControlNoContent )
  94     {
  95         ::SetControlData( (ControlRef) m_macControl , kControlButtonPart , kControlBevelButtonContentTag , sizeof(info) , (char*) &info ) ;
  96     }
  97 }
  98
  99
 100 wxSize wxBitmapButton::DoGetBestSize() const
 101 {
 102     wxSize best;
 103     if (m_bmpNormal.Ok())
 104     {
 105         best.x = m_bmpNormal.GetWidth() + 2*m_marginX;
 106         best.y = m_bmpNormal.GetHeight() + 2*m_marginY;
 107     }
 108     return best;
 109 }