include/wx/msw/cursor.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        cursor.h
   3 // Purpose:     wxCursor 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 __CURSORH__
  13 #define __CURSORH__
  14
  15 #ifdef __GNUG__
  16 #pragma interface "cursor.h"
  17 #endif
  18
  19 #include "wx/bitmap.h"
  20
  21 class WXDLLEXPORT wxCursorRefData: public wxBitmapRefData
  22 {
  23     friend class WXDLLEXPORT wxBitmap;
  24     friend class WXDLLEXPORT wxCursor;
  25 public:
  26     wxCursorRefData(void);
  27     ~wxCursorRefData(void);
  28
  29 protected:
  30   WXHCURSOR m_hCursor;
  31   bool m_destroyCursor;
  32 };
  33
  34 #define M_CURSORDATA ((wxCursorRefData *)m_refData)
  35 #define M_CURSORHANDLERDATA ((wxCursorRefData *)bitmap->m_refData)
  36
  37 // Cursor
  38 class WXDLLEXPORT wxCursor: public wxBitmap
  39 {
  40   DECLARE_DYNAMIC_CLASS(wxCursor)
  41
  42 public:
  43   wxCursor(void);
  44
  45   // Copy constructors
  46   inline wxCursor(const wxCursor& cursor) { Ref(cursor); }
  47   inline wxCursor(const wxCursor* cursor) { /* UnRef(); */ if (cursor) Ref(*cursor); }
  48
  49   wxCursor(const char bits[], int width, int height, int hotSpotX = -1, int hotSpotY = -1,
  50     const char maskBits[] = NULL);
  51   wxCursor(const wxString& name, long flags = wxBITMAP_TYPE_CUR_RESOURCE,
  52    int hotSpotX = 0, int hotSpotY = 0);
  53   wxCursor(int cursor_type);
  54   ~wxCursor(void);
  55
  56   virtual bool Ok(void) const { return (m_refData != NULL && M_CURSORDATA->m_hCursor) ; }
  57
  58   inline wxCursor& operator = (const wxCursor& cursor) { if (*this == cursor) return (*this); Ref(cursor); return *this; }
  59   inline bool operator == (const wxCursor& cursor) { return m_refData == cursor.m_refData; }
  60   inline bool operator != (const wxCursor& cursor) { return m_refData != cursor.m_refData; }
  61
  62   void SetHCURSOR(WXHCURSOR cursor);
  63   inline WXHCURSOR GetHCURSOR(void) const { return (M_CURSORDATA ? M_CURSORDATA->m_hCursor : 0); }
  64
  65   bool FreeResource(bool force = FALSE);
  66 };
  67
  68 #endif
  69     // __CURSORH__