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( const wxString& WXUNUSED(rsCursorFile),
 101                     long lFlags,
 102                     int WXUNUSED(nHotSpotX),
 103                     int WXUNUSED(nHotSpotY) )
 104 {
 105     wxCursorRefData* pRefData = new wxCursorRefData;
 106
 107     pRefData = new wxCursorRefData;
 108     m_refData = pRefData;
 109     pRefData->m_bDestroyCursor = FALSE;
 110     if (lFlags == wxBITMAP_TYPE_CUR_RESOURCE)
 111     {
 112         pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 113                                                            ,0
 114                                                            ,(ULONG)lFlags // if OS/2 this should be the resource Id
 115                                                           );
 116     }
 117 } // end of wxCursor::wxCursor
 118
 119 // Cursors by stock number
 120 wxCursor::wxCursor(
 121   int                               nCursorType
 122 )
 123 {
 124     wxCursorRefData*                pRefData = new wxCursorRefData;
 125
 126     m_refData = pRefData;
 127     switch (nCursorType)
 128     {
 129         case wxCURSOR_ARROWWAIT:
 130             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 131                                                                    ,(ULONG)SPTR_WAIT
 132                                                                    ,FALSE
 133                                                                   );
 134             break;
 135
 136         case wxCURSOR_WATCH:
 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) ::WinQuerySysPointer( HWND_DESKTOP
 223                                                                    ,(ULONG)SPTR_ILLEGAL
 224                                                                    ,FALSE
 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_SPRAYCAN:
 257             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 258                                                               ,0
 259                                                               ,(ULONG)WXCURSOR_ROLLER
 260                                                              );
 261             break;
 262
 263         case wxCURSOR_PAINT_BRUSH:
 264             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 265                                                                ,0
 266                                                                ,(ULONG)WXCURSOR_PBRUSH
 267                                                               );
 268             break;
 269
 270         case wxCURSOR_POINT_LEFT:
 271             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 272                                                                ,0
 273                                                                ,(ULONG)WXCURSOR_PLEFT
 274                                                               );
 275             break;
 276
 277         case wxCURSOR_POINT_RIGHT:
 278             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 279                                                                ,0
 280                                                                ,(ULONG)WXCURSOR_PRIGHT
 281                                                               );
 282             break;
 283
 284         case wxCURSOR_QUESTION_ARROW:
 285             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 286                                                                ,0
 287                                                                ,(ULONG)WXCURSOR_QARROW
 288                                                               );
 289             break;
 290
 291         case wxCURSOR_BLANK:
 292             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 293                                                                ,0
 294                                                                ,(ULONG)WXCURSOR_BLANK
 295                                                               );
 296             break;
 297
 298         default:
 299         case wxCURSOR_ARROW:
 300             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 301                                                                    ,(ULONG)SPTR_ARROW
 302                                                                    ,FALSE
 303                                                                   );
 304             break;
 305     }
 306     //
 307     // No need to destroy the stock cursors
 308     //
 309     ((wxCursorRefData *)m_refData)->m_bDestroyCursor = FALSE;
 310 } // end of wxCursor::wxCursor
 311
 312 // Global cursor setting
 313 void wxSetCursor(const wxCursor& cursor)
 314 {
 315     extern wxCursor *g_globalCursor;
 316
 317     if ( cursor.Ok() && cursor.GetHCURSOR() )
 318     {
 319 //        ::SetCursor((HCURSOR) cursor.GetHCURSOR());
 320
 321         if ( g_globalCursor )
 322             (*g_globalCursor) = cursor;
 323     }
 324 }