src/os2/cursor.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/os2/cursor.cpp
   3 // Purpose:     wxCursor class
   4 // Author:      David Webster
   5 // Modified by:
   6 // Created:     10/13/99
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) David Webster
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // For compilers that support precompilation, includes "wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #include "wx/cursor.h"
  16
  17 #ifndef WX_PRECOMP
  18     #include <stdio.h>
  19     #include "wx/list.h"
  20     #include "wx/utils.h"
  21     #include "wx/app.h"
  22     #include "wx/icon.h"
  23     #include "wx/image.h"
  24 #endif
  25
  26 #include "wx/os2/private.h"
  27 #include "wx/os2/wxrsc.h"
  28
  29 #include "assert.h"
  30
  31 IMPLEMENT_DYNAMIC_CLASS(wxCursor, wxBitmap)
  32
  33 wxCursorRefData::wxCursorRefData(void)
  34 {
  35   m_nWidth = 32;
  36   m_nHeight = 32;
  37   m_hCursor = 0 ;
  38   m_bDestroyCursor = false;
  39 }
  40
  41 void wxCursorRefData::Free()
  42 {
  43     if (m_hCursor)
  44     {
  45         if (m_bDestroyCursor)
  46             ::WinDestroyPointer((HPOINTER)m_hCursor);
  47         m_hCursor = 0;
  48     }
  49 } // end of wxCursorRefData::Free
  50
  51 // Cursors
  52 wxCursor::wxCursor(void)
  53 {
  54 }
  55
  56 wxCursor::wxCursor(const char WXUNUSED(bits)[],
  57                    int WXUNUSED(width),
  58                    int WXUNUSED(height),
  59                    int WXUNUSED(hotSpotX),
  60                    int WXUNUSED(hotSpotY),
  61                    const char WXUNUSED(maskBits)[])
  62 {
  63 }
  64
  65 wxCursor::wxCursor(const wxImage& rImage)
  66 {
  67     wxImage  vImage32 = rImage.Scale(32,32);
  68     int      nWidth   = vImage32.GetWidth();
  69     int      nHeight  = vImage32.GetHeight();
  70
  71     //
  72     // Need a bitmap handle somehow
  73     //
  74     HBITMAP  hBitmap = wxBitmap(vImage32).GetHBITMAP();
  75     int      nHotSpotX = vImage32.GetOptionInt(wxIMAGE_OPTION_CUR_HOTSPOT_X);
  76     int      nHotSpotY = vImage32.GetOptionInt(wxIMAGE_OPTION_CUR_HOTSPOT_Y);
  77
  78     if (nHotSpotX < 0 || nHotSpotX >= nWidth)
  79         nHotSpotX = 0;
  80     if (nHotSpotY < 0 || nHotSpotY >= nHeight)
  81         nHotSpotY = 0;
  82
  83
  84     wxCursorRefData* pRefData = new wxCursorRefData;
  85
  86     m_refData = pRefData;
  87     pRefData->m_hCursor = (WXHCURSOR) ::WinCreatePointer( HWND_DESKTOP
  88                                                          ,hBitmap
  89                                                          ,TRUE
  90                                                          ,nHotSpotY
  91                                                          ,nHotSpotX
  92                                                         );
  93
  94 } // end of wxCursor::wxCursor
  95
  96 wxCursor::wxCursor( const wxString& WXUNUSED(rsCursorFile),
  97                     long lFlags,
  98                     int WXUNUSED(nHotSpotX),
  99                     int WXUNUSED(nHotSpotY) )
 100 {
 101     wxCursorRefData* pRefData = new wxCursorRefData;
 102
 103     pRefData = new wxCursorRefData;
 104     m_refData = pRefData;
 105     pRefData->m_bDestroyCursor = false;
 106     if (lFlags == wxBITMAP_TYPE_CUR_RESOURCE)
 107     {
 108         pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 109                                                            ,0
 110                                                            ,(ULONG)lFlags // if OS/2 this should be the resource Id
 111                                                           );
 112     }
 113 } // end of wxCursor::wxCursor
 114
 115 // Cursors by stock number
 116 wxCursor::wxCursor(wxStockCursor nCursorType)
 117 {
 118     wxCursorRefData*                pRefData = new wxCursorRefData;
 119
 120     m_refData = pRefData;
 121     switch (nCursorType)
 122     {
 123         case wxCURSOR_ARROWWAIT:
 124             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 125                                                                    ,(ULONG)SPTR_WAIT
 126                                                                    ,FALSE
 127                                                                   );
 128             break;
 129
 130         case wxCURSOR_WATCH:
 131         case wxCURSOR_WAIT:
 132             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 133                                                                    ,(ULONG)SPTR_WAIT
 134                                                                    ,FALSE
 135                                                                   );
 136             break;
 137
 138         case wxCURSOR_IBEAM:
 139             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 140                                                                    ,(ULONG)SPTR_TEXT
 141                                                                    ,FALSE
 142                                                                   );
 143             break;
 144
 145         case wxCURSOR_CROSS:
 146             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 147                                                                    ,(ULONG)SPTR_MOVE
 148                                                                    ,FALSE
 149                                                                   );
 150             break;
 151
 152         case wxCURSOR_SIZENWSE:
 153             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 154                                                                    ,(ULONG)SPTR_SIZENWSE
 155                                                                    ,FALSE
 156                                                                   );
 157             break;
 158
 159         case wxCURSOR_SIZENESW:
 160             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 161                                                                    ,(ULONG)SPTR_SIZENESW
 162                                                                    ,FALSE
 163                                                                   );
 164             break;
 165
 166         case wxCURSOR_SIZEWE:
 167             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 168                                                                    ,(ULONG)SPTR_SIZEWE
 169                                                                    ,FALSE
 170                                                                   );
 171             break;
 172
 173         case wxCURSOR_SIZENS:
 174             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 175                                                                    ,(ULONG)SPTR_SIZENS
 176                                                                    ,FALSE
 177                                                                   );
 178             break;
 179
 180         case wxCURSOR_CHAR:
 181             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 182                                                                    ,(ULONG)SPTR_ARROW
 183                                                                    ,FALSE
 184                                                                   );
 185             break;
 186
 187         case wxCURSOR_HAND:
 188             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 189                                                                ,0
 190                                                                ,(ULONG)wxCURSOR_HAND
 191                                                               );
 192             break;
 193
 194         case wxCURSOR_BULLSEYE:
 195             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 196                                                                ,0
 197                                                                ,(ULONG)wxCURSOR_BULLSEYE
 198                                                               );
 199             break;
 200
 201         case wxCURSOR_PENCIL:
 202             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 203                                                                ,0
 204                                                                ,(ULONG)wxCURSOR_PENCIL
 205                                                               );
 206             break;
 207
 208         case wxCURSOR_MAGNIFIER:
 209             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 210                                                                ,0
 211                                                                ,(ULONG)wxCURSOR_MAGNIFIER
 212                                                               );
 213             break;
 214
 215         case wxCURSOR_NO_ENTRY:
 216             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 217                                                                    ,(ULONG)SPTR_ILLEGAL
 218                                                                    ,FALSE
 219                                                                   );
 220             break;
 221
 222         case wxCURSOR_LEFT_BUTTON:
 223             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 224                                                                    ,(ULONG)SPTR_ARROW
 225                                                                    ,FALSE
 226                                                                   );
 227             break;
 228
 229         case wxCURSOR_RIGHT_BUTTON:
 230             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 231                                                                    ,(ULONG)SPTR_ARROW
 232                                                                    ,FALSE
 233                                                                   );
 234             break;
 235
 236         case wxCURSOR_MIDDLE_BUTTON:
 237             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 238                                                                    ,(ULONG)SPTR_ARROW
 239                                                                    ,FALSE
 240                                                                   );
 241             break;
 242
 243         case wxCURSOR_SIZING:
 244             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 245                                                                    ,(ULONG)SPTR_SIZE
 246                                                                    ,FALSE
 247                                                                   );
 248             break;
 249
 250         case wxCURSOR_SPRAYCAN:
 251             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 252                                                               ,0
 253                                                               ,(ULONG)WXCURSOR_ROLLER
 254                                                              );
 255             break;
 256
 257         case wxCURSOR_PAINT_BRUSH:
 258             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 259                                                                ,0
 260                                                                ,(ULONG)WXCURSOR_PBRUSH
 261                                                               );
 262             break;
 263
 264         case wxCURSOR_POINT_LEFT:
 265             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 266                                                                ,0
 267                                                                ,(ULONG)WXCURSOR_PLEFT
 268                                                               );
 269             break;
 270
 271         case wxCURSOR_POINT_RIGHT:
 272             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 273                                                                ,0
 274                                                                ,(ULONG)WXCURSOR_PRIGHT
 275                                                               );
 276             break;
 277
 278         case wxCURSOR_QUESTION_ARROW:
 279             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 280                                                                ,0
 281                                                                ,(ULONG)WXCURSOR_QARROW
 282                                                               );
 283             break;
 284
 285         case wxCURSOR_BLANK:
 286             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 287                                                                ,0
 288                                                                ,(ULONG)WXCURSOR_BLANK
 289                                                               );
 290             break;
 291
 292         default:
 293         case wxCURSOR_ARROW:
 294             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 295                                                                    ,(ULONG)SPTR_ARROW
 296                                                                    ,FALSE
 297                                                                   );
 298             break;
 299     }
 300     //
 301     // No need to destroy the stock cursors
 302     //
 303     ((wxCursorRefData *)m_refData)->m_bDestroyCursor = false;
 304 } // end of wxCursor::wxCursor
 305
 306 // Global cursor setting
 307 void wxSetCursor(const wxCursor& cursor)
 308 {
 309     extern wxCursor *g_globalCursor;
 310
 311     if ( cursor.Ok() && cursor.GetHCURSOR() )
 312     {
 313 //        ::SetCursor((HCURSOR) cursor.GetHCURSOR());
 314
 315         if ( g_globalCursor )
 316             (*g_globalCursor) = cursor;
 317     }
 318 }