src/gtk/cursor.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        cursor.cpp
   3 // Purpose:
   4 // Author:      Robert Roebling
   5 // Id:          $Id$
   6 // Copyright:   (c) 1998 Robert Roebling
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10
  11 #ifdef __GNUG__
  12 #pragma implementation "cursor.h"
  13 #endif
  14
  15 #include "wx/cursor.h"
  16
  17 #include "gdk/gdk.h"
  18
  19 //-----------------------------------------------------------------------------
  20 // wxCursor
  21 //-----------------------------------------------------------------------------
  22
  23 class wxCursorRefData: public wxObjectRefData
  24 {
  25   public:
  26
  27     wxCursorRefData();
  28     ~wxCursorRefData();
  29
  30     GdkCursor *m_cursor;
  31 };
  32
  33 wxCursorRefData::wxCursorRefData()
  34 {
  35     m_cursor = (GdkCursor *) NULL;
  36 }
  37
  38 wxCursorRefData::~wxCursorRefData()
  39 {
  40     if (m_cursor) gdk_cursor_destroy( m_cursor );
  41 }
  42
  43 //-----------------------------------------------------------------------------
  44
  45 #define M_CURSORDATA ((wxCursorRefData *)m_refData)
  46
  47 IMPLEMENT_DYNAMIC_CLASS(wxCursor,wxObject)
  48
  49 wxCursor::wxCursor()
  50 {
  51 }
  52
  53 wxCursor::wxCursor( int cursorId )
  54 {
  55     m_refData = new wxCursorRefData();
  56
  57     GdkCursorType gdk_cur = GDK_LEFT_PTR;
  58     switch (cursorId)
  59     {
  60         case wxCURSOR_HAND:             gdk_cur = GDK_HAND1; break;
  61         case wxCURSOR_CROSS:            gdk_cur = GDK_CROSSHAIR; break;
  62         case wxCURSOR_SIZEWE:           gdk_cur = GDK_SB_H_DOUBLE_ARROW; break;
  63         case wxCURSOR_SIZENS:           gdk_cur = GDK_SB_V_DOUBLE_ARROW; break;
  64         case wxCURSOR_WAIT:
  65         case wxCURSOR_WATCH:            gdk_cur = GDK_WATCH; break;
  66         case wxCURSOR_SIZING:           gdk_cur = GDK_SIZING; break;
  67         case wxCURSOR_SPRAYCAN:         gdk_cur = GDK_SPRAYCAN; break;
  68         case wxCURSOR_IBEAM:            gdk_cur = GDK_XTERM; break;
  69         case wxCURSOR_PENCIL:           gdk_cur = GDK_PENCIL; break;
  70         case wxCURSOR_NO_ENTRY:         gdk_cur = GDK_PIRATE; break;
  71         case wxCURSOR_SIZENWSE:
  72         case wxCURSOR_SIZENESW:         gdk_cur = GDK_FLEUR; break;
  73         case wxCURSOR_QUESTION_ARROW:   gdk_cur = GDK_QUESTION_ARROW; break;
  74         case wxCURSOR_PAINT_BRUSH:      gdk_cur = GDK_SPRAYCAN; break;
  75         case wxCURSOR_MAGNIFIER:        gdk_cur = GDK_PLUS; break;
  76         case wxCURSOR_CHAR:             gdk_cur = GDK_XTERM; break;
  77         case wxCURSOR_LEFT_BUTTON:      gdk_cur = GDK_LEFTBUTTON; break;
  78         case wxCURSOR_MIDDLE_BUTTON:    gdk_cur = GDK_MIDDLEBUTTON; break;
  79         case wxCURSOR_RIGHT_BUTTON:     gdk_cur = GDK_RIGHTBUTTON; break;
  80 /*
  81         case wxCURSOR_DOUBLE_ARROW:     gdk_cur = GDK_DOUBLE_ARROW; break;
  82         case wxCURSOR_CROSS_REVERSE:    gdk_cur = GDK_CROSS_REVERSE; break;
  83         case wxCURSOR_BASED_ARROW_UP:   gdk_cur = GDK_BASED_ARROW_UP; break;
  84         case wxCURSOR_BASED_ARROW_DOWN: gdk_cur = GDK_BASED_ARROW_DOWN; break;
  85 */
  86     }
  87
  88     M_CURSORDATA->m_cursor = gdk_cursor_new( gdk_cur );
  89 }
  90
  91 wxCursor::wxCursor( const wxCursor &cursor )
  92 {
  93     Ref( cursor );
  94 }
  95
  96 wxCursor::~wxCursor()
  97 {
  98 }
  99
 100 wxCursor& wxCursor::operator = ( const wxCursor& cursor )
 101 {
 102     if (*this == cursor) return (*this);
 103     Ref( cursor );
 104
 105     return *this;
 106 }
 107
 108 bool wxCursor::operator == ( const wxCursor& cursor ) const
 109 {
 110     return m_refData == cursor.m_refData;
 111 }
 112
 113 bool wxCursor::operator != ( const wxCursor& cursor ) const
 114 {
 115     return m_refData != cursor.m_refData;
 116 }
 117
 118 bool wxCursor::Ok() const
 119 {
 120     return (m_refData != NULL);
 121 }
 122
 123 GdkCursor *wxCursor::GetCursor() const
 124 {
 125     return M_CURSORDATA->m_cursor;
 126 }
 127
 128 //-----------------------------------------------------------------------------
 129 // busy cursor routines
 130 //-----------------------------------------------------------------------------
 131
 132 bool g_isBusy = FALSE;
 133
 134 void wxEndBusyCursor()
 135 {
 136     g_isBusy = FALSE;
 137 }
 138
 139 void wxBeginBusyCursor( wxCursor *WXUNUSED(cursor) )
 140 {
 141     g_isBusy = TRUE;
 142 }
 143
 144 bool wxIsBusy()
 145 {
 146     return g_isBusy;
 147 }
 148
 149 void wxSetCursor( const wxCursor& cursor )
 150 {
 151     extern wxCursor *g_globalCursor;
 152     if (g_globalCursor) (*g_globalCursor) = cursor;
 153
 154     if (cursor.Ok()) {}
 155 }
 156
 157