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/image.h"
  27
  28 #include "assert.h"
  29
  30 IMPLEMENT_DYNAMIC_CLASS(wxCursor, wxBitmap)
  31
  32 wxCursorRefData::wxCursorRefData(void)
  33 {
  34   m_nWidth = 32;
  35   m_nHeight = 32;
  36   m_hCursor = 0 ;
  37   m_bDestroyCursor = FALSE;
  38 }
  39
  40 void wxCursorRefData::Free()
  41 {
  42     if (m_hCursor)
  43     {
  44         if (m_bDestroyCursor)
  45             ::WinDestroyPointer((HPOINTER)m_hCursor);
  46         m_hCursor = 0;
  47     }
  48 } // end of wxCursorRefData::Free
  49
  50 // Cursors
  51 wxCursor::wxCursor(void)
  52 {
  53 }
  54
  55 wxCursor::wxCursor(
  56   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
  66 wxCursor::wxCursor(
  67   const wxImage&                    rImage
  68 )
  69 {
  70     wxImage                         vImage32 = rImage.Scale(32,32);
  71     int                             nWidth   = vImage32.GetWidth();
  72     int                             nHeight  = vImage32.GetHeight();
  73
  74     //
  75     // Need a bitmap handle somehow
  76     //
  77     HBITMAP                      hBitmap = wxBitmap(vImage32).GetHBITMAP();
  78     int                          nHotSpotX = vImage32.GetOptionInt(wxCUR_HOTSPOT_X);
  79     int                          nHotSpotY = vImage32.GetOptionInt(wxCUR_HOTSPOT_Y);
  80
  81     if (nHotSpotX < 0 || nHotSpotX >= nWidth)
  82             nHotSpotX = 0;
  83     if (nHotSpotY < 0 || nHotSpotY >= nHeight)
  84             nHotSpotY = 0;
  85
  86
  87     wxCursorRefData*                pRefData = new wxCursorRefData;
  88
  89     m_refData = pRefData;
  90     pRefData->m_hCursor = (WXHCURSOR) ::WinCreatePointer( HWND_DESKTOP
  91                                                          ,hBitmap
  92                                                          ,TRUE
  93                                                          ,nHotSpotY
  94                                                          ,nHotSpotX
  95                                                         );
  96
  97 } // end of wxCursor::wxCursor
  98
  99 wxCursor::wxCursor(
 100   const wxString&                   rsCursorFile
 101 , long                              lFlags
 102 , int                               nHotSpotX
 103 , int                               nHotSpotY
 104 )
 105 {
 106     wxCursorRefData*                pRefData = new wxCursorRefData;
 107
 108     pRefData = new wxCursorRefData;
 109     m_refData = pRefData;
 110     pRefData->m_bDestroyCursor = FALSE;
 111     if (lFlags == wxBITMAP_TYPE_CUR_RESOURCE)
 112     {
 113         pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 114                                                            ,0
 115                                                            ,(ULONG)lFlags // if OS/2 this should be the resource Id
 116                                                           );
 117     }
 118 } // end of wxCursor::wxCursor
 119
 120 // Cursors by stock number
 121 wxCursor::wxCursor(
 122   int                               nCursorType
 123 )
 124 {
 125     wxCursorRefData*                pRefData = new wxCursorRefData;
 126
 127     m_refData = pRefData;
 128     switch (nCursorType)
 129     {
 130         case wxCURSOR_ARROWWAIT:
 131             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 132                                                                    ,(ULONG)SPTR_WAIT
 133                                                                    ,FALSE
 134                                                                   );
 135             break;
 136
 137         case wxCURSOR_WAIT:
 138             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 139                                                                    ,(ULONG)SPTR_WAIT
 140                                                                    ,FALSE
 141                                                                   );
 142             break;
 143
 144         case wxCURSOR_IBEAM:
 145             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 146                                                                    ,(ULONG)SPTR_TEXT
 147                                                                    ,FALSE
 148                                                                   );
 149             break;
 150
 151         case wxCURSOR_CROSS:
 152             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 153                                                                    ,(ULONG)SPTR_MOVE
 154                                                                    ,FALSE
 155                                                                   );
 156             break;
 157
 158         case wxCURSOR_SIZENWSE:
 159             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 160                                                                    ,(ULONG)SPTR_SIZENWSE
 161                                                                    ,FALSE
 162                                                                   );
 163             break;
 164
 165         case wxCURSOR_SIZENESW:
 166             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 167                                                                    ,(ULONG)SPTR_SIZENESW
 168                                                                    ,FALSE
 169                                                                   );
 170             break;
 171
 172         case wxCURSOR_SIZEWE:
 173             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 174                                                                    ,(ULONG)SPTR_SIZEWE
 175                                                                    ,FALSE
 176                                                                   );
 177             break;
 178
 179         case wxCURSOR_SIZENS:
 180             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 181                                                                    ,(ULONG)SPTR_SIZENS
 182                                                                    ,FALSE
 183                                                                   );
 184             break;
 185
 186         case wxCURSOR_CHAR:
 187             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 188                                                                    ,(ULONG)SPTR_ARROW
 189                                                                    ,FALSE
 190                                                                   );
 191             break;
 192
 193         case wxCURSOR_HAND:
 194             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 195                                                                ,0
 196                                                                ,(ULONG)wxCURSOR_HAND
 197                                                               );
 198             break;
 199
 200         case wxCURSOR_BULLSEYE:
 201             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 202                                                                ,0
 203                                                                ,(ULONG)wxCURSOR_BULLSEYE
 204                                                               );
 205             break;
 206
 207         case wxCURSOR_PENCIL:
 208             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 209                                                                ,0
 210                                                                ,(ULONG)wxCURSOR_PENCIL
 211                                                               );
 212             break;
 213
 214         case wxCURSOR_MAGNIFIER:
 215             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 216                                                                ,0
 217                                                                ,(ULONG)wxCURSOR_MAGNIFIER
 218                                                               );
 219             break;
 220
 221         case wxCURSOR_NO_ENTRY:
 222             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 223                                                                ,0
 224                                                                ,(ULONG)wxCURSOR_NO_ENTRY
 225                                                               );
 226             break;
 227
 228         case wxCURSOR_LEFT_BUTTON:
 229             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 230                                                                    ,(ULONG)SPTR_ARROW
 231                                                                    ,FALSE
 232                                                                   );
 233             break;
 234
 235         case wxCURSOR_RIGHT_BUTTON:
 236             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 237                                                                    ,(ULONG)SPTR_ARROW
 238                                                                    ,FALSE
 239                                                                   );
 240             break;
 241
 242         case wxCURSOR_MIDDLE_BUTTON:
 243             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 244                                                                    ,(ULONG)SPTR_ARROW
 245                                                                    ,FALSE
 246                                                                   );
 247             break;
 248
 249         case wxCURSOR_SIZING:
 250             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 251                                                                    ,(ULONG)SPTR_SIZE
 252                                                                    ,FALSE
 253                                                                   );
 254             break;
 255
 256         case wxCURSOR_WATCH:
 257             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 258                                                                ,0
 259                                                                ,(ULONG)wxCURSOR_WATCH
 260                                                               );
 261             break;
 262
 263         case wxCURSOR_SPRAYCAN:
 264             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 265                                                               ,0
 266                                                               ,(ULONG)WXCURSOR_ROLLER
 267                                                              );
 268             break;
 269
 270         case wxCURSOR_PAINT_BRUSH:
 271             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 272                                                                ,0
 273                                                                ,(ULONG)WXCURSOR_PBRUSH
 274                                                               );
 275             break;
 276
 277         case wxCURSOR_POINT_LEFT:
 278             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 279                                                                ,0
 280                                                                ,(ULONG)WXCURSOR_PLEFT
 281                                                               );
 282             break;
 283
 284         case wxCURSOR_POINT_RIGHT:
 285             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 286                                                                ,0
 287                                                                ,(ULONG)WXCURSOR_PRIGHT
 288                                                               );
 289             break;
 290
 291         case wxCURSOR_QUESTION_ARROW:
 292             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 293                                                                ,0
 294                                                                ,(ULONG)WXCURSOR_QARROW
 295                                                               );
 296             break;
 297
 298         case wxCURSOR_BLANK:
 299             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 300                                                                ,0
 301                                                                ,(ULONG)WXCURSOR_BLANK
 302                                                               );
 303             break;
 304
 305         default:
 306         case wxCURSOR_ARROW:
 307             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 308                                                                    ,(ULONG)SPTR_ARROW
 309                                                                    ,FALSE
 310                                                                   );
 311             break;
 312     }
 313     //
 314     // No need to destroy the stock cursors
 315     //
 316     ((wxCursorRefData *)m_refData)->m_bDestroyCursor = FALSE;
 317 } // end of wxCursor::wxCursor
 318
 319 // Global cursor setting
 320 void wxSetCursor(const wxCursor& cursor)
 321 {
 322     extern wxCursor *g_globalCursor;
 323
 324     if ( cursor.Ok() && cursor.GetHCURSOR() )
 325     {
 326 //        ::SetCursor((HCURSOR) cursor.GetHCURSOR());
 327
 328         if ( g_globalCursor )
 329             (*g_globalCursor) = cursor;
 330     }
 331 }
 332