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 //-----------------------------------------------------------------------------
  18 // wxCursor
  19 //-----------------------------------------------------------------------------
  20
  21 class wxCursorRefData: public wxObjectRefData
  22 {
  23   public:
  24
  25     wxCursorRefData(void);
  26     ~wxCursorRefData(void);
  27
  28     GdkCursor *m_cursor;
  29 };
  30
  31 wxCursorRefData::wxCursorRefData(void)
  32 {
  33   m_cursor = (GdkCursor *) NULL;
  34 }
  35
  36 wxCursorRefData::~wxCursorRefData(void)
  37 {
  38   if (m_cursor) gdk_cursor_destroy( m_cursor );
  39 }
  40
  41 //-----------------------------------------------------------------------------
  42
  43 #define M_CURSORDATA ((wxCursorRefData *)m_refData)
  44
  45 IMPLEMENT_DYNAMIC_CLASS(wxCursor,wxObject)
  46
  47 wxCursor::wxCursor(void)
  48 {
  49 }
  50
  51 wxCursor::wxCursor( int cursorId )
  52 {
  53   m_refData = new wxCursorRefData();
  54
  55   GdkCursorType gdk_cur = GDK_LEFT_PTR;
  56   switch (cursorId)
  57   {
  58     case wxCURSOR_HAND:       gdk_cur = GDK_HAND1; break;
  59     case wxCURSOR_CROSS:      gdk_cur = GDK_CROSSHAIR; break;
  60     case wxCURSOR_SIZEWE:     gdk_cur = GDK_SB_H_DOUBLE_ARROW; break;
  61     case wxCURSOR_SIZENS:     gdk_cur = GDK_SB_V_DOUBLE_ARROW; break;
  62     case wxCURSOR_WAIT:       gdk_cur = GDK_WATCH; break;
  63     case wxCURSOR_WATCH:      gdk_cur = GDK_WATCH; break;
  64     case wxCURSOR_SIZING:     gdk_cur = GDK_SIZING; break;
  65     case wxCURSOR_SPRAYCAN:   gdk_cur = GDK_SPRAYCAN; break;
  66     case wxCURSOR_IBEAM:      gdk_cur = GDK_XTERM; break;
  67     case wxCURSOR_PENCIL:     gdk_cur = GDK_PENCIL; break;
  68     case wxCURSOR_NO_ENTRY:   gdk_cur = GDK_PIRATE; break;
  69   }
  70
  71   M_CURSORDATA->m_cursor = gdk_cursor_new( gdk_cur );
  72
  73 /*
  74   do that yourself
  75
  76   wxCURSOR_BULLSEYE,
  77   wxCURSOR_CHAR,
  78   wxCURSOR_LEFT_BUTTON,
  79   wxCURSOR_MAGNIFIER,
  80   wxCURSOR_MIDDLE_BUTTON,
  81   wxCURSOR_NO_ENTRY,
  82   wxCURSOR_PAINT_BRUSH,
  83   wxCURSOR_POINT_LEFT,
  84   wxCURSOR_POINT_RIGHT,
  85   wxCURSOR_QUESTION_ARROW,
  86   wxCURSOR_RIGHT_BUTTON,
  87   wxCURSOR_SIZENESW,
  88   wxCURSOR_SIZENS,
  89   wxCURSOR_SIZENWSE,
  90   wxCURSOR_SIZEWE,
  91   wxCURSOR_BLANK
  92 ,
  93   wxCURSOR_CROSS_REVERSE,
  94   wxCURSOR_DOUBLE_ARROW,
  95   wxCURSOR_BASED_ARROW_UP,
  96   wxCURSOR_BASED_ARROW_DOWN
  97 */
  98
  99 }
 100
 101 wxCursor::wxCursor( const wxCursor &cursor )
 102 {
 103   Ref( cursor );
 104 }
 105
 106 wxCursor::wxCursor( const wxCursor *cursor )
 107 {
 108   UnRef();
 109   if (cursor) Ref( *cursor );
 110 }
 111
 112 wxCursor::~wxCursor(void)
 113 {
 114 }
 115
 116 wxCursor& wxCursor::operator = ( const wxCursor& cursor )
 117 {
 118   if (*this == cursor) return (*this);
 119   Ref( cursor );
 120   return *this;
 121 }
 122
 123 bool wxCursor::operator == ( const wxCursor& cursor )
 124 {
 125   return m_refData == cursor.m_refData;
 126 }
 127
 128 bool wxCursor::operator != ( const wxCursor& cursor )
 129 {
 130   return m_refData != cursor.m_refData;
 131 }
 132
 133 bool wxCursor::Ok(void) const
 134 {
 135   return (m_refData != NULL);
 136 }
 137
 138 GdkCursor *wxCursor::GetCursor(void) const
 139 {
 140   return M_CURSORDATA->m_cursor;
 141 }
 142
 143 //-----------------------------------------------------------------------------
 144 // busy cursor routines
 145 //-----------------------------------------------------------------------------
 146
 147 bool g_isBusy = FALSE;
 148
 149 void wxEndBusyCursor(void)
 150 {
 151   g_isBusy = FALSE;
 152 }
 153
 154 void wxBeginBusyCursor( wxCursor *WXUNUSED(cursor) )
 155 {
 156   g_isBusy = TRUE;
 157 }
 158
 159 bool wxIsBusy(void)
 160 {
 161   return g_isBusy;
 162 }
 163
 164 void wxSetCursor( const wxCursor& cursor )
 165 {
 166   extern wxCursor *g_globalCursor;
 167   if (g_globalCursor) (*g_globalCursor) = cursor;
 168
 169   if (cursor.Ok()) {}
 170 }
 171
 172