src/os2/cursor.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        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 #ifndef WX_PRECOMP
  16 #include <stdio.h>
  17 #include "wx/setup.h"
  18 #include "wx/list.h"
  19 #include "wx/utils.h"
  20 #include "wx/app.h"
  21 #include "wx/cursor.h"
  22 #include "wx/icon.h"
  23 #endif
  24
  25 #include "wx/os2/private.h"
  26 #include "wx/os2/wxrsc.h"
  27 #include "wx/image.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(
  57   const char                        WXUNUSED(bits)[]
  58 , int                               WXUNUSED(width)
  59 , int                               WXUNUSED(height)
  60 , int                               WXUNUSED(hotSpotX)
  61 , int                               WXUNUSED(hotSpotY)
  62 , const char                        WXUNUSED(maskBits)[]
  63 )
  64 {
  65 }
  66
  67 wxCursor::wxCursor(
  68   const wxImage&                    rImage
  69 )
  70 {
  71     wxImage                         vImage32 = rImage.Scale(32,32);
  72     int                             nWidth   = vImage32.GetWidth();
  73     int                             nHeight  = vImage32.GetHeight();
  74
  75     //
  76     // Need a bitmap handle somehow
  77     //
  78     HBITMAP                      hBitmap = wxBitmap(vImage32).GetHBITMAP();
  79     int                          nHotSpotX = vImage32.GetOptionInt(wxCUR_HOTSPOT_X);
  80     int                          nHotSpotY = vImage32.GetOptionInt(wxCUR_HOTSPOT_Y);
  81
  82     if (nHotSpotX < 0 || nHotSpotX >= nWidth)
  83             nHotSpotX = 0;
  84     if (nHotSpotY < 0 || nHotSpotY >= nHeight)
  85             nHotSpotY = 0;
  86
  87
  88     wxCursorRefData*                pRefData = new wxCursorRefData;
  89
  90     m_refData = pRefData;
  91     pRefData->m_hCursor = (WXHCURSOR) ::WinCreatePointer( HWND_DESKTOP
  92                                                          ,hBitmap
  93                                                          ,TRUE
  94                                                          ,nHotSpotY
  95                                                          ,nHotSpotX
  96                                                         );
  97
  98 } // end of wxCursor::wxCursor
  99
 100 wxCursor::wxCursor(
 101   const wxString&                   rsCursorFile
 102 , long                              lFlags
 103 , int                               nHotSpotX
 104 , int                               nHotSpotY
 105 )
 106 {
 107     wxCursorRefData*                pRefData = new wxCursorRefData;
 108
 109     pRefData = new wxCursorRefData;
 110     m_refData = pRefData;
 111     pRefData->m_bDestroyCursor = FALSE;
 112     if (lFlags == wxBITMAP_TYPE_CUR_RESOURCE)
 113     {
 114         pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 115                                                            ,0
 116                                                            ,(ULONG)lFlags // if OS/2 this should be the resource Id
 117                                                           );
 118     }
 119 } // end of wxCursor::wxCursor
 120
 121 // Cursors by stock number
 122 wxCursor::wxCursor(
 123   int                               nCursorType
 124 )
 125 {
 126     wxCursorRefData*                pRefData = new wxCursorRefData;
 127
 128     m_refData = pRefData;
 129     switch (nCursorType)
 130     {
 131         case wxCURSOR_ARROWWAIT:
 132             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 133                                                                    ,(ULONG)SPTR_WAIT
 134                                                                    ,FALSE
 135                                                                   );
 136             break;
 137
 138         case wxCURSOR_WAIT:
 139             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 140                                                                    ,(ULONG)SPTR_WAIT
 141                                                                    ,FALSE
 142                                                                   );
 143             break;
 144
 145         case wxCURSOR_IBEAM:
 146             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 147                                                                    ,(ULONG)SPTR_TEXT
 148                                                                    ,FALSE
 149                                                                   );
 150             break;
 151
 152         case wxCURSOR_CROSS:
 153             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 154                                                                    ,(ULONG)SPTR_MOVE
 155                                                                    ,FALSE
 156                                                                   );
 157             break;
 158
 159         case wxCURSOR_SIZENWSE:
 160             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 161                                                                    ,(ULONG)SPTR_SIZENWSE
 162                                                                    ,FALSE
 163                                                                   );
 164             break;
 165
 166         case wxCURSOR_SIZENESW:
 167             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 168                                                                    ,(ULONG)SPTR_SIZENESW
 169                                                                    ,FALSE
 170                                                                   );
 171             break;
 172
 173         case wxCURSOR_SIZEWE:
 174             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 175                                                                    ,(ULONG)SPTR_SIZEWE
 176                                                                    ,FALSE
 177                                                                   );
 178             break;
 179
 180         case wxCURSOR_SIZENS:
 181             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 182                                                                    ,(ULONG)SPTR_SIZENS
 183                                                                    ,FALSE
 184                                                                   );
 185             break;
 186
 187         case wxCURSOR_CHAR:
 188             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 189                                                                    ,(ULONG)SPTR_ARROW
 190                                                                    ,FALSE
 191                                                                   );
 192             break;
 193
 194         case wxCURSOR_HAND:
 195             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 196                                                                ,0
 197                                                                ,(ULONG)wxCURSOR_HAND
 198                                                               );
 199             break;
 200
 201         case wxCURSOR_BULLSEYE:
 202             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 203                                                                ,0
 204                                                                ,(ULONG)wxCURSOR_BULLSEYE
 205                                                               );
 206             break;
 207
 208         case wxCURSOR_PENCIL:
 209             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 210                                                                ,0
 211                                                                ,(ULONG)wxCURSOR_PENCIL
 212                                                               );
 213             break;
 214
 215         case wxCURSOR_MAGNIFIER:
 216             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 217                                                                ,0
 218                                                                ,(ULONG)wxCURSOR_MAGNIFIER
 219                                                               );
 220             break;
 221
 222         case wxCURSOR_NO_ENTRY:
 223             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 224                                                                ,0
 225                                                                ,(ULONG)wxCURSOR_NO_ENTRY
 226                                                               );
 227             break;
 228
 229         case wxCURSOR_LEFT_BUTTON:
 230             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 231                                                                    ,(ULONG)SPTR_ARROW
 232                                                                    ,FALSE
 233                                                                   );
 234             break;
 235
 236         case wxCURSOR_RIGHT_BUTTON:
 237             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 238                                                                    ,(ULONG)SPTR_ARROW
 239                                                                    ,FALSE
 240                                                                   );
 241             break;
 242
 243         case wxCURSOR_MIDDLE_BUTTON:
 244             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 245                                                                    ,(ULONG)SPTR_ARROW
 246                                                                    ,FALSE
 247                                                                   );
 248             break;
 249
 250         case wxCURSOR_SIZING:
 251             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 252                                                                    ,(ULONG)SPTR_SIZE
 253                                                                    ,FALSE
 254                                                                   );
 255             break;
 256
 257         case wxCURSOR_WATCH:
 258             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 259                                                                ,0
 260                                                                ,(ULONG)wxCURSOR_WATCH
 261                                                               );
 262             break;
 263
 264         case wxCURSOR_SPRAYCAN:
 265             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 266                                                               ,0
 267                                                               ,(ULONG)WXCURSOR_ROLLER
 268                                                              );
 269             break;
 270
 271         case wxCURSOR_PAINT_BRUSH:
 272             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 273                                                                ,0
 274                                                                ,(ULONG)WXCURSOR_PBRUSH
 275                                                               );
 276             break;
 277
 278         case wxCURSOR_POINT_LEFT:
 279             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 280                                                                ,0
 281                                                                ,(ULONG)WXCURSOR_PLEFT
 282                                                               );
 283             break;
 284
 285         case wxCURSOR_POINT_RIGHT:
 286             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 287                                                                ,0
 288                                                                ,(ULONG)WXCURSOR_PRIGHT
 289                                                               );
 290             break;
 291
 292         case wxCURSOR_QUESTION_ARROW:
 293             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 294                                                                ,0
 295                                                                ,(ULONG)WXCURSOR_QARROW
 296                                                               );
 297             break;
 298
 299         case wxCURSOR_BLANK:
 300             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 301                                                                ,0
 302                                                                ,(ULONG)WXCURSOR_BLANK
 303                                                               );
 304             break;
 305
 306         default:
 307         case wxCURSOR_ARROW:
 308             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 309                                                                    ,(ULONG)SPTR_ARROW
 310                                                                    ,FALSE
 311                                                                   );
 312             break;
 313     }
 314     //
 315     // No need to destroy the stock cursors
 316     //
 317     ((wxCursorRefData *)m_refData)->m_bDestroyCursor = FALSE;
 318 } // end of wxCursor::wxCursor
 319
 320 // Global cursor setting
 321 void wxSetCursor(const wxCursor& cursor)
 322 {
 323     extern wxCursor *g_globalCursor;
 324
 325     if ( cursor.Ok() && cursor.GetHCURSOR() )
 326     {
 327 //        ::SetCursor((HCURSOR) cursor.GetHCURSOR());
 328
 329         if ( g_globalCursor )
 330             (*g_globalCursor) = cursor;
 331     }
 332 }
 333