src/msw/bmpbuttn.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/msw/bmpbuttn.cpp
   3 // Purpose:     wxBitmapButton
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     04/01/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // For compilers that support precompilation, includes "wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #ifdef __BORLANDC__
  16     #pragma hdrstop
  17 #endif
  18
  19 #if wxUSE_BMPBUTTON
  20
  21 #include "wx/bmpbuttn.h"
  22
  23 #ifndef WX_PRECOMP
  24     #include "wx/log.h"
  25     #include "wx/dcmemory.h"
  26     #include "wx/image.h"
  27 #endif
  28
  29 #include "wx/msw/private.h"
  30 #include "wx/msw/dc.h"          // for wxDCTemp
  31
  32 #include "wx/msw/uxtheme.h"
  33
  34 #if wxUSE_UXTHEME
  35     // no need to include tmschema.h
  36     #ifndef BP_PUSHBUTTON
  37         #define BP_PUSHBUTTON 1
  38
  39         #define PBS_NORMAL    1
  40         #define PBS_HOT       2
  41         #define PBS_PRESSED   3
  42         #define PBS_DISABLED  4
  43         #define PBS_DEFAULTED 5
  44
  45         #define TMT_CONTENTMARGINS 3602
  46     #endif
  47 #endif // wxUSE_UXTHEME
  48
  49 #ifndef ODS_NOFOCUSRECT
  50     #define ODS_NOFOCUSRECT     0x0200
  51 #endif
  52
  53 // ----------------------------------------------------------------------------
  54 // macros
  55 // ----------------------------------------------------------------------------
  56
  57 BEGIN_EVENT_TABLE(wxBitmapButton, wxBitmapButtonBase)
  58     EVT_SYS_COLOUR_CHANGED(wxBitmapButton::OnSysColourChanged)
  59 END_EVENT_TABLE()
  60
  61 /*
  62 TODO PROPERTIES :
  63
  64 long "style" , wxBU_AUTODRAW
  65 bool "default" , 0
  66 bitmap "selected" ,
  67 bitmap "focus" ,
  68 bitmap "disabled" ,
  69 */
  70
  71 bool wxBitmapButton::Create(wxWindow *parent,
  72                             wxWindowID id,
  73                             const wxBitmap& bitmap,
  74                             const wxPoint& pos,
  75                             const wxSize& size, long style,
  76                             const wxValidator& validator,
  77                             const wxString& name)
  78 {
  79     if ( !wxBitmapButtonBase::Create(parent, id, pos, size, style,
  80                                      validator, name) )
  81         return false;
  82
  83     SetBitmapLabel(bitmap);
  84
  85     if ( !size.IsFullySpecified() )
  86     {
  87         // As our bitmap has just changed, our best size has changed as well so
  88         // reset the initial size using the new value.
  89         SetInitialSize(size);
  90     }
  91
  92     return true;
  93 }
  94
  95 void wxBitmapButton::DoSetBitmap(const wxBitmap& bitmap, State which)
  96 {
  97     if ( bitmap.IsOk() )
  98     {
  99         switch ( which )
 100         {
 101 #if wxUSE_IMAGE
 102             case State_Normal:
 103                 if ( !HasFlag(wxBU_AUTODRAW) && !m_disabledSetByUser )
 104                 {
 105                     wxImage img(bitmap.ConvertToImage().ConvertToGreyscale());
 106                     wxBitmapButtonBase::DoSetBitmap(img, State_Disabled);
 107                 }
 108                 break;
 109 #endif // wxUSE_IMAGE
 110
 111             case State_Focused:
 112                 // if the focus bitmap is specified but current one isn't, use
 113                 // the focus bitmap for hovering as well if this is consistent
 114                 // with the current Windows version look and feel
 115                 //
 116                 // rationale: this is compatible with the old wxGTK behaviour
 117                 // and also makes it much easier to do "the right thing" for
 118                 // all platforms (some of them, such as Windows XP, have "hot"
 119                 // buttons while others don't)
 120                 if ( !m_hoverSetByUser )
 121                     wxBitmapButtonBase::DoSetBitmap(bitmap, State_Current);
 122                 break;
 123
 124             case State_Current:
 125                 // don't overwrite it with the focused bitmap
 126                 m_hoverSetByUser = true;
 127                 break;
 128
 129             case State_Disabled:
 130                 // don't overwrite it with the version automatically created
 131                 // from the normal one
 132                 m_disabledSetByUser = true;
 133                 break;
 134
 135             default:
 136                 // nothing special to do but include the default clause to
 137                 // suppress gcc warnings
 138                 ;
 139         }
 140     }
 141
 142     wxBitmapButtonBase::DoSetBitmap(bitmap, which);
 143 }
 144
 145 #endif // wxUSE_BMPBUTTON