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 #if wxUSE_IMAGE
  21 #include "wx/image.h"
  22 #endif
  23
  24
  25
  26 /* Cursor for one display, so we can choose the correct one for
  27 * the current display.
  28 */
  29 class wxXCursor : public wxObject
  30 {
  31     DECLARE_DYNAMIC_CLASS(wxXCursor)
  32
  33 public:
  34     WXDisplay*  m_display;
  35     WXCursor    m_cursor;
  36 };
  37
  38 class WXDLLEXPORT wxCursorRefData: public wxBitmapRefData
  39 {
  40     friend class WXDLLEXPORT wxBitmap;
  41     friend class WXDLLEXPORT wxCursor;
  42 public:
  43     wxCursorRefData();
  44     ~wxCursorRefData();
  45
  46     wxList        m_cursors;  // wxXCursor objects, one per display
  47     wxStockCursor m_cursorId; // wxWindows standard cursor id
  48 };
  49
  50 #define M_CURSORDATA ((wxCursorRefData *)m_refData)
  51 #define M_CURSORHANDLERDATA ((wxCursorRefData *)bitmap->m_refData)
  52
  53 // Cursor
  54 class WXDLLEXPORT wxCursor: public wxBitmap
  55 {
  56     DECLARE_DYNAMIC_CLASS(wxCursor)
  57
  58 public:
  59     wxCursor();
  60
  61     // Copy constructors
  62     wxCursor(const wxCursor& cursor) { Ref(cursor); }
  63
  64     wxCursor(const char bits[], int width, int height, int hotSpotX = -1, int hotSpotY = -1,
  65         const char maskBits[] = NULL);
  66
  67     wxCursor(const wxString& name, long flags = wxBITMAP_TYPE_XBM,
  68         int hotSpotX = 0, int hotSpotY = 0);
  69
  70 #if wxUSE_IMAGE
  71     wxCursor(const wxImage& image);
  72 #endif
  73
  74     wxCursor(wxStockCursor id);
  75     ~wxCursor();
  76
  77     virtual bool Ok() const { return ((m_refData != NULL) && M_CURSORDATA->m_ok); }
  78
  79     wxCursor& operator = (const wxCursor& cursor) { if (*this == cursor) return (*this); Ref(cursor); return *this; }
  80     bool operator == (const wxCursor& cursor) const { return m_refData == cursor.m_refData; }
  81     bool operator != (const wxCursor& cursor) const { return m_refData != cursor.m_refData; }
  82
  83     // Motif-specific.
  84     // Create/get a cursor for the current display
  85     WXCursor GetXCursor(WXDisplay* display) ;
  86     // Make a cursor from standard id
  87     WXCursor MakeCursor(WXDisplay* display, wxStockCursor id);
  88 };
  89
  90 extern WXDLLEXPORT void wxSetCursor(const wxCursor& cursor);
  91
  92 #endif
  93 // _WX_CURSOR_H_