include/wx/msw/bmpbuttn.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/msw/bmpbuttn.h
   3 // Purpose:     wxBitmapButton class
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     01/02/97
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_BMPBUTTN_H_
  13 #define _WX_BMPBUTTN_H_
  14
  15 #include "wx/button.h"
  16 #include "wx/bitmap.h"
  17 #include "wx/brush.h"
  18
  19 class WXDLLIMPEXP_CORE wxBitmapButton : public wxBitmapButtonBase
  20 {
  21 public:
  22     wxBitmapButton() { Init(); }
  23
  24     wxBitmapButton(wxWindow *parent,
  25                    wxWindowID id,
  26                    const wxBitmap& bitmap,
  27                    const wxPoint& pos = wxDefaultPosition,
  28                    const wxSize& size = wxDefaultSize,
  29                    long style = wxBU_AUTODRAW,
  30                    const wxValidator& validator = wxDefaultValidator,
  31                    const wxString& name = wxButtonNameStr)
  32     {
  33         Init();
  34
  35         Create(parent, id, bitmap, pos, size, style, validator, name);
  36     }
  37
  38     bool Create(wxWindow *parent,
  39                 wxWindowID id,
  40                 const wxBitmap& bitmap,
  41                 const wxPoint& pos = wxDefaultPosition,
  42                 const wxSize& size = wxDefaultSize,
  43                 long style = wxBU_AUTODRAW,
  44                 const wxValidator& validator = wxDefaultValidator,
  45                 const wxString& name = wxButtonNameStr);
  46
  47     // override some base class methods to automatically synthesize the
  48     // disabled bitmap if it wasn't set by the user
  49     virtual void SetBitmapLabel(const wxBitmap& bitmap);
  50     virtual void SetBitmapFocus(const wxBitmap& focus);
  51     virtual void SetBitmapDisabled(const wxBitmap& disabled);
  52     virtual void SetBitmapHover(const wxBitmap& hover);
  53
  54     // Implementation
  55     virtual bool SetBackgroundColour(const wxColour& colour);
  56     virtual bool MSWOnDraw(WXDRAWITEMSTRUCT *item);
  57     virtual void DrawFace( WXHDC dc, int left, int top, int right, int bottom, bool sel );
  58     virtual void DrawButtonFocus( WXHDC dc, int left, int top, int right, int bottom, bool sel );
  59     virtual void DrawButtonDisable( WXHDC dc, int left, int top, int right, int bottom, bool with_marg );
  60
  61 protected:
  62     // common part of all ctors
  63     void Init()
  64     {
  65         m_disabledSetByUser =
  66         m_hoverSetByUser = false;
  67     }
  68
  69     // reimplement some base class virtuals
  70     virtual wxSize DoGetBestSize() const;
  71     virtual WXDWORD MSWGetStyle(long style, WXDWORD *exstyle) const;
  72
  73
  74     // invalidate m_brushDisabled when system colours change
  75     void OnSysColourChanged(wxSysColourChangedEvent& event);
  76
  77     // change the currently bitmap if we have a hover one
  78     void OnMouseEnterOrLeave(wxMouseEvent& event);
  79
  80
  81     // the brush we use to draw disabled buttons
  82     wxBrush m_brushDisabled;
  83
  84     // true if m_bmpDisabled was set by user, false if we created it ourselves
  85     // from m_bmpNormal
  86     bool m_disabledSetByUser;
  87
  88     // true if m_bmpHover was set by user, false if it was set from m_bmpFocus
  89     bool m_hoverSetByUser;
  90
  91
  92     DECLARE_EVENT_TABLE()
  93     DECLARE_DYNAMIC_CLASS_NO_COPY(wxBitmapButton)
  94 };
  95
  96 #endif // _WX_BMPBUTTN_H_