include/wx/motif/cursor.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        cursor.h
   3 // Purpose:     wxCursor class
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     17/09/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_CURSOR_H_
  13 #define _WX_CURSOR_H_
  14
  15 #ifdef __GNUG__
  16 #pragma interface "cursor.h"
  17 #endif
  18
  19 #include "wx/bitmap.h"
  20 #include "wx/list.h"
  21
  22 /* Cursor for one display, so we can choose the correct one for
  23 * the current display.
  24 */
  25 class wxXCursor : public wxObject
  26 {
  27     DECLARE_DYNAMIC_CLASS(wxXCursor)
  28
  29 public:
  30     WXDisplay*  m_display;
  31     WXCursor    m_cursor;
  32 };
  33
  34 class WXDLLEXPORT wxCursorRefData: public wxBitmapRefData
  35 {
  36     friend class WXDLLEXPORT wxBitmap;
  37     friend class WXDLLEXPORT wxCursor;
  38 public:
  39     wxCursorRefData();
  40     ~wxCursorRefData();
  41
  42     wxList        m_cursors;  // wxXCursor objects, one per display
  43     wxStockCursor m_cursorId; // wxWindows standard cursor id
  44 };
  45
  46 #define M_CURSORDATA ((wxCursorRefData *)m_refData)
  47 #define M_CURSORHANDLERDATA ((wxCursorRefData *)bitmap->m_refData)
  48
  49 // Cursor
  50 class WXDLLEXPORT wxCursor: public wxBitmap
  51 {
  52     DECLARE_DYNAMIC_CLASS(wxCursor)
  53
  54 public:
  55     wxCursor();
  56
  57     // Copy constructors
  58     wxCursor(const wxCursor& cursor) { Ref(cursor); }
  59
  60     wxCursor(const char bits[], int width, int height, int hotSpotX = -1, int hotSpotY = -1,
  61         const char maskBits[] = NULL);
  62
  63     wxCursor(const wxString& name, long flags = wxBITMAP_TYPE_XBM,
  64         int hotSpotX = 0, int hotSpotY = 0);
  65
  66 #if wxUSE_IMAGE
  67     wxCursor(const wxImage& image);
  68 #endif
  69
  70     wxCursor(wxStockCursor id);
  71     ~wxCursor();
  72
  73     virtual bool Ok() const { return ((m_refData != NULL) && M_CURSORDATA->m_ok); }
  74
  75     wxCursor& operator = (const wxCursor& cursor) { if (*this == cursor) return (*this); Ref(cursor); return *this; }
  76     bool operator == (const wxCursor& cursor) const { return m_refData == cursor.m_refData; }
  77     bool operator != (const wxCursor& cursor) const { return m_refData != cursor.m_refData; }
  78
  79     // Motif-specific.
  80     // Create/get a cursor for the current display
  81     WXCursor GetXCursor(WXDisplay* display) ;
  82     // Make a cursor from standard id
  83     WXCursor MakeCursor(WXDisplay* display, wxStockCursor id);
  84 };
  85
  86 extern WXDLLEXPORT void wxSetCursor(const wxCursor& cursor);
  87
  88 #endif
  89 // _WX_CURSOR_H_