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:       gdk_cur = GDK_WATCH; break;
  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   }
  72
  73   M_CURSORDATA->m_cursor = gdk_cursor_new( gdk_cur );
  74
  75 /*
  76   do that yourself
  77
  78   wxCURSOR_BULLSEYE,
  79   wxCURSOR_CHAR,
  80   wxCURSOR_LEFT_BUTTON,
  81   wxCURSOR_MAGNIFIER,
  82   wxCURSOR_MIDDLE_BUTTON,
  83   wxCURSOR_NO_ENTRY,
  84   wxCURSOR_PAINT_BRUSH,
  85   wxCURSOR_POINT_LEFT,
  86   wxCURSOR_POINT_RIGHT,
  87   wxCURSOR_QUESTION_ARROW,
  88   wxCURSOR_RIGHT_BUTTON,
  89   wxCURSOR_SIZENESW,
  90   wxCURSOR_SIZENS,
  91   wxCURSOR_SIZENWSE,
  92   wxCURSOR_SIZEWE,
  93   wxCURSOR_BLANK
  94 ,
  95   wxCURSOR_CROSS_REVERSE,
  96   wxCURSOR_DOUBLE_ARROW,
  97   wxCURSOR_BASED_ARROW_UP,
  98   wxCURSOR_BASED_ARROW_DOWN
  99 */
 100
 101 }
 102
 103 wxCursor::wxCursor( const wxCursor &cursor )
 104 {
 105   Ref( cursor );
 106 }
 107
 108 wxCursor::~wxCursor()
 109 {
 110 }
 111
 112 wxCursor& wxCursor::operator = ( const wxCursor& cursor )
 113 {
 114   if (*this == cursor) return (*this);
 115   Ref( cursor );
 116   return *this;
 117 }
 118
 119 bool wxCursor::operator == ( const wxCursor& cursor ) const
 120 {
 121   return m_refData == cursor.m_refData;
 122 }
 123
 124 bool wxCursor::operator != ( const wxCursor& cursor ) const
 125 {
 126   return m_refData != cursor.m_refData;
 127 }
 128
 129 bool wxCursor::Ok() const
 130 {
 131   return (m_refData != NULL);
 132 }
 133
 134 GdkCursor *wxCursor::GetCursor() const
 135 {
 136   return M_CURSORDATA->m_cursor;
 137 }
 138
 139 //-----------------------------------------------------------------------------
 140 // busy cursor routines
 141 //-----------------------------------------------------------------------------
 142
 143 bool g_isBusy = FALSE;
 144
 145 void wxEndBusyCursor()
 146 {
 147   g_isBusy = FALSE;
 148 }
 149
 150 void wxBeginBusyCursor( wxCursor *WXUNUSED(cursor) )
 151 {
 152   g_isBusy = TRUE;
 153 }
 154
 155 bool wxIsBusy()
 156 {
 157   return g_isBusy;
 158 }
 159
 160 void wxSetCursor( const wxCursor& cursor )
 161 {
 162   extern wxCursor *g_globalCursor;
 163   if (g_globalCursor) (*g_globalCursor) = cursor;
 164
 165   if (cursor.Ok()) {}
 166 }
 167
 168