src/cocoa/cursor.mm

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        cursor.mm
   3 // Purpose:     wxCursor class for wxCocoa
   4 // Author:      Ryan Norton
   5 // Modified by:
   6 // Created:     2004-10-05
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Ryan Norton
   9 // Licence:     wxWidgets licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "cursor.h"
  14 #endif
  15
  16 #include "wx/wxprec.h"
  17 #ifndef WX_PRECOMP
  18     #include "wx/icon.h"
  19     #include "wx/cursor.h"
  20 #endif //WX_PRECOMP
  21
  22 #import <AppKit/NSCursor.h>
  23 #import <AppKit/NSImage.h>
  24 #include <wx/cocoa/string.h>
  25
  26 #if !USE_SHARED_LIBRARIES
  27 IMPLEMENT_DYNAMIC_CLASS(wxCursor, wxBitmap)
  28 #endif
  29
  30 wxCursorRefData::wxCursorRefData() :
  31     m_width(32), m_height(32), m_hCursor(nil)
  32 {
  33 }
  34
  35 wxCursorRefData::~wxCursorRefData()
  36 {
  37     if (m_hCursor)
  38         [m_hCursor release];
  39 }
  40
  41 // Cursors
  42 wxCursor::wxCursor()
  43 {
  44 }
  45
  46 wxCursor::wxCursor(const char WXUNUSED(bits)[], int WXUNUSED(width), int WXUNUSED(height),
  47     int WXUNUSED(hotSpotX), int WXUNUSED(hotSpotY), const char WXUNUSED(maskBits)[])
  48 {
  49
  50 }
  51
  52 wxCursor::wxCursor(const wxString& cursor_file, long flags, int hotSpotX, int hotSpotY)
  53 {
  54     m_refData = new wxCursorRefData;
  55
  56     //TODO:  Not sure if this works or not
  57     NSImage* theImage;
  58
  59     if (flags & wxBITMAP_TYPE_MACCURSOR_RESOURCE)
  60     {
  61         //[NSBundle bundleForClass:[self class]]?
  62         theImage = [[NSImage alloc]
  63                         initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:wxNSStringWithWxString(cursor_file) ofType:nil]
  64                     ];
  65
  66     }
  67     else
  68         theImage = [[NSImage alloc] initByReferencingFile:wxNSStringWithWxString(cursor_file)
  69                 ];
  70
  71     wxASSERT(theImage);
  72
  73     M_CURSORDATA->m_hCursor = [[NSCursor alloc] initWithImage:theImage
  74                                         hotSpot:NSMakePoint(hotSpotX, hotSpotY)
  75                                 ];
  76
  77     [theImage release];
  78 }
  79
  80 // Cursors by stock number
  81 wxCursor::wxCursor(int cursor_type)
  82 {
  83   m_refData = new wxCursorRefData;
  84
  85   switch (cursor_type)
  86   {
  87     case wxCURSOR_IBEAM:
  88       M_CURSORDATA->m_hCursor = [[NSCursor IBeamCursor] retain];
  89       break;
  90     case wxCURSOR_ARROW:
  91       M_CURSORDATA->m_hCursor = [[NSCursor arrowCursor] retain];
  92       break;
  93 /* TODO
  94     case wxCURSOR_WAIT:
  95       M_CURSORDATA->m_hCursor = (WXHCURSOR) LoadCursor(NULL, IDC_WAIT);
  96       break;
  97     case wxCURSOR_CROSS:
  98       M_CURSORDATA->m_hCursor = (WXHCURSOR) LoadCursor(NULL, IDC_CROSS);
  99       break;
 100     case wxCURSOR_SIZENWSE:
 101       M_CURSORDATA->m_hCursor = (WXHCURSOR) LoadCursor(NULL, IDC_SIZENWSE);
 102       break;
 103     case wxCURSOR_SIZENESW:
 104       M_CURSORDATA->m_hCursor = (WXHCURSOR) LoadCursor(NULL, IDC_SIZENESW);
 105       break;
 106     case wxCURSOR_SIZEWE:
 107       M_CURSORDATA->m_hCursor = (WXHCURSOR) LoadCursor(NULL, IDC_SIZEWE);
 108       break;
 109     case wxCURSOR_SIZENS:
 110       M_CURSORDATA->m_hCursor = (WXHCURSOR) LoadCursor(NULL, IDC_SIZENS);
 111       break;
 112     case wxCURSOR_CHAR:
 113     {
 114       M_CURSORDATA->m_hCursor = (WXHCURSOR) LoadCursor(NULL, IDC_ARROW);
 115       break;
 116     }
 117     case wxCURSOR_HAND:
 118     {
 119       M_CURSORDATA->m_hCursor = (WXHCURSOR) LoadCursor(wxGetInstance(), "wxCURSOR_HAND");
 120       break;
 121     }
 122     case wxCURSOR_BULLSEYE:
 123     {
 124       M_CURSORDATA->m_hCursor = (WXHCURSOR) LoadCursor(wxGetInstance(), "wxCURSOR_BULLSEYE");
 125       break;
 126     }
 127     case wxCURSOR_PENCIL:
 128     {
 129       M_CURSORDATA->m_hCursor = (WXHCURSOR) LoadCursor(wxGetInstance(), "wxCURSOR_PENCIL");
 130       break;
 131     }
 132     case wxCURSOR_MAGNIFIER:
 133     {
 134       M_CURSORDATA->m_hCursor = (WXHCURSOR) LoadCursor(wxGetInstance(), "wxCURSOR_MAGNIFIER");
 135       break;
 136     }
 137     case wxCURSOR_NO_ENTRY:
 138     {
 139       M_CURSORDATA->m_hCursor = (WXHCURSOR) LoadCursor(wxGetInstance(), "wxCURSOR_NO_ENTRY");
 140       break;
 141     }
 142     case wxCURSOR_LEFT_BUTTON:
 143     {
 144       M_CURSORDATA->m_hCursor = (WXHCURSOR) LoadCursor(NULL, IDC_ARROW);
 145       break;
 146     }
 147     case wxCURSOR_RIGHT_BUTTON:
 148     {
 149       M_CURSORDATA->m_hCursor = (WXHCURSOR) LoadCursor(NULL, IDC_ARROW);
 150       break;
 151     }
 152     case wxCURSOR_MIDDLE_BUTTON:
 153     {
 154       M_CURSORDATA->m_hCursor = (WXHCURSOR) LoadCursor(NULL, IDC_ARROW);
 155       break;
 156     }
 157     case wxCURSOR_SIZING:
 158     {
 159       M_CURSORDATA->m_hCursor = (WXHCURSOR) LoadCursor(wxGetInstance(), "wxCURSOR_SIZING");
 160       break;
 161     }
 162     case wxCURSOR_WATCH:
 163     {
 164       M_CURSORDATA->m_hCursor = (WXHCURSOR) LoadCursor(wxGetInstance(), "wxCURSOR_WATCH");
 165       break;
 166     }
 167     case wxCURSOR_SPRAYCAN:
 168     {
 169       M_CURSORDATA->m_hCursor = (WXHCURSOR) LoadCursor(wxGetInstance(), "wxCURSOR_ROLLER");
 170       break;
 171     }
 172     case wxCURSOR_PAINT_BRUSH:
 173     {
 174       M_CURSORDATA->m_hCursor = (WXHCURSOR) LoadCursor(wxGetInstance(), "wxCURSOR_PBRUSH");
 175       break;
 176     }
 177     case wxCURSOR_POINT_LEFT:
 178     {
 179       M_CURSORDATA->m_hCursor = (WXHCURSOR) LoadCursor(wxGetInstance(), "wxCURSOR_PLEFT");
 180       break;
 181     }
 182     case wxCURSOR_POINT_RIGHT:
 183     {
 184       M_CURSORDATA->m_hCursor = (WXHCURSOR) LoadCursor(wxGetInstance(), "wxCURSOR_PRIGHT");
 185       break;
 186     }
 187     case wxCURSOR_QUESTION_ARROW:
 188     {
 189       M_CURSORDATA->m_hCursor = (WXHCURSOR) LoadCursor(wxGetInstance(), "wxCURSOR_QARROW");
 190       break;
 191     }
 192     case wxCURSOR_BLANK:
 193     {
 194       M_CURSORDATA->m_hCursor = (WXHCURSOR) LoadCursor(wxGetInstance(), "wxCURSOR_BLANK");
 195       break;
 196     }
 197 */
 198     default:
 199     break;
 200   }
 201
 202 }
 203
 204 wxCursor::~wxCursor()
 205 {
 206 }
 207
 208 // Global cursor setting
 209 void wxSetCursor(const wxCursor& cursor)
 210 {
 211     if (cursor.GetNSCursor())
 212         [cursor.GetNSCursor() push];
 213 }
 214
 215 static int wxBusyCursorCount = 0;
 216
 217 // Set the cursor to the busy cursor for all windows
 218 void wxBeginBusyCursor(wxCursor *cursor)
 219 {
 220   wxBusyCursorCount ++;
 221   if (wxBusyCursorCount == 1)
 222   {
 223         // TODO
 224   }
 225   else
 226   {
 227         // TODO
 228   }
 229 }
 230
 231 // Restore cursor to normal
 232 void wxEndBusyCursor()
 233 {
 234   if (wxBusyCursorCount == 0)
 235     return;
 236
 237   wxBusyCursorCount --;
 238   if (wxBusyCursorCount == 0)
 239   {
 240     // TODO
 241   }
 242 }
 243
 244 // TRUE if we're between the above two calls
 245 bool wxIsBusy()
 246 {
 247   return (wxBusyCursorCount > 0);
 248 }
 249