include/wx/msw/dcclient.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        dcclient.h
   3 // Purpose:     wxClientDC class
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     01/02/97
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart and Markus Holzem
   9 // Licence:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_DCCLIENT_H_
  13 #define _WX_DCCLIENT_H_
  14
  15 // ----------------------------------------------------------------------------
  16 // headers
  17 // ----------------------------------------------------------------------------
  18
  19 #ifdef __GNUG__
  20     #pragma interface "dcclient.h"
  21 #endif
  22
  23 #include "wx/dc.h"
  24 #include "wx/dynarray.h"
  25
  26 // ----------------------------------------------------------------------------
  27 // array types
  28 // ----------------------------------------------------------------------------
  29
  30 // this one if used by wxPaintDC only
  31 struct WXDLLEXPORT wxPaintDCInfo;
  32
  33 #undef  WXDLLEXPORTLOCAL
  34 #define WXDLLEXPORTLOCAL WXDLLEXPORT
  35 WX_DECLARE_OBJARRAY(wxPaintDCInfo, wxArrayDCInfo);
  36 #undef  WXDLLEXPORTLOCAL
  37 #define WXDLLEXPORTLOCAL
  38
  39 // ----------------------------------------------------------------------------
  40 // DC classes
  41 // ----------------------------------------------------------------------------
  42
  43 class WXDLLEXPORT wxWindowDC : public wxDC
  44 {
  45     DECLARE_DYNAMIC_CLASS(wxWindowDC)
  46
  47 public:
  48     wxWindowDC();
  49
  50     // Create a DC corresponding to the whole window
  51     wxWindowDC(wxWindow *win);
  52
  53     virtual ~wxWindowDC();
  54 };
  55
  56 class WXDLLEXPORT wxClientDC : public wxWindowDC
  57 {
  58     DECLARE_DYNAMIC_CLASS(wxClientDC)
  59
  60 public:
  61     wxClientDC();
  62
  63     // Create a DC corresponding to the client area of the window
  64     wxClientDC(wxWindow *win);
  65
  66     virtual ~wxClientDC();
  67 };
  68
  69 class WXDLLEXPORT wxPaintDC : public wxWindowDC
  70 {
  71     DECLARE_DYNAMIC_CLASS(wxPaintDC)
  72
  73 public:
  74     wxPaintDC();
  75
  76     // Create a DC corresponding for painting the window in OnPaint()
  77     wxPaintDC(wxWindow *win);
  78
  79     virtual ~wxPaintDC();
  80
  81 protected:
  82     static wxArrayDCInfo ms_cache;
  83
  84     // find the entry for this DC in the cache (keyed by the window)
  85     wxPaintDCInfo *FindInCache(size_t *index = NULL) const;
  86 };
  87
  88 #endif
  89     // _WX_DCCLIENT_H_