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_WATCH:
 139         case wxCURSOR_WAIT:
 140             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 141                                                                    ,(ULONG)SPTR_WAIT
 142                                                                    ,FALSE
 143                                                                   );
 144             break;
 145
 146         case wxCURSOR_IBEAM:
 147             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 148                                                                    ,(ULONG)SPTR_TEXT
 149                                                                    ,FALSE
 150                                                                   );
 151             break;
 152
 153         case wxCURSOR_CROSS:
 154             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 155                                                                    ,(ULONG)SPTR_MOVE
 156                                                                    ,FALSE
 157                                                                   );
 158             break;
 159
 160         case wxCURSOR_SIZENWSE:
 161             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 162                                                                    ,(ULONG)SPTR_SIZENWSE
 163                                                                    ,FALSE
 164                                                                   );
 165             break;
 166
 167         case wxCURSOR_SIZENESW:
 168             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 169                                                                    ,(ULONG)SPTR_SIZENESW
 170                                                                    ,FALSE
 171                                                                   );
 172             break;
 173
 174         case wxCURSOR_SIZEWE:
 175             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 176                                                                    ,(ULONG)SPTR_SIZEWE
 177                                                                    ,FALSE
 178                                                                   );
 179             break;
 180
 181         case wxCURSOR_SIZENS:
 182             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 183                                                                    ,(ULONG)SPTR_SIZENS
 184                                                                    ,FALSE
 185                                                                   );
 186             break;
 187
 188         case wxCURSOR_CHAR:
 189             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 190                                                                    ,(ULONG)SPTR_ARROW
 191                                                                    ,FALSE
 192                                                                   );
 193             break;
 194
 195         case wxCURSOR_HAND:
 196             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 197                                                                ,0
 198                                                                ,(ULONG)wxCURSOR_HAND
 199                                                               );
 200             break;
 201
 202         case wxCURSOR_BULLSEYE:
 203             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 204                                                                ,0
 205                                                                ,(ULONG)wxCURSOR_BULLSEYE
 206                                                               );
 207             break;
 208
 209         case wxCURSOR_PENCIL:
 210             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 211                                                                ,0
 212                                                                ,(ULONG)wxCURSOR_PENCIL
 213                                                               );
 214             break;
 215
 216         case wxCURSOR_MAGNIFIER:
 217             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 218                                                                ,0
 219                                                                ,(ULONG)wxCURSOR_MAGNIFIER
 220                                                               );
 221             break;
 222
 223         case wxCURSOR_NO_ENTRY:
 224             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 225                                                                    ,(ULONG)SPTR_ILLEGAL
 226                                                                    ,FALSE
 227                                                                   );
 228             break;
 229
 230         case wxCURSOR_LEFT_BUTTON:
 231             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 232                                                                    ,(ULONG)SPTR_ARROW
 233                                                                    ,FALSE
 234                                                                   );
 235             break;
 236
 237         case wxCURSOR_RIGHT_BUTTON:
 238             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 239                                                                    ,(ULONG)SPTR_ARROW
 240                                                                    ,FALSE
 241                                                                   );
 242             break;
 243
 244         case wxCURSOR_MIDDLE_BUTTON:
 245             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 246                                                                    ,(ULONG)SPTR_ARROW
 247                                                                    ,FALSE
 248                                                                   );
 249             break;
 250
 251         case wxCURSOR_SIZING:
 252             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 253                                                                    ,(ULONG)SPTR_SIZE
 254                                                                    ,FALSE
 255                                                                   );
 256             break;
 257
 258         case wxCURSOR_SPRAYCAN:
 259             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 260                                                               ,0
 261                                                               ,(ULONG)WXCURSOR_ROLLER
 262                                                              );
 263             break;
 264
 265         case wxCURSOR_PAINT_BRUSH:
 266             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 267                                                                ,0
 268                                                                ,(ULONG)WXCURSOR_PBRUSH
 269                                                               );
 270             break;
 271
 272         case wxCURSOR_POINT_LEFT:
 273             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 274                                                                ,0
 275                                                                ,(ULONG)WXCURSOR_PLEFT
 276                                                               );
 277             break;
 278
 279         case wxCURSOR_POINT_RIGHT:
 280             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 281                                                                ,0
 282                                                                ,(ULONG)WXCURSOR_PRIGHT
 283                                                               );
 284             break;
 285
 286         case wxCURSOR_QUESTION_ARROW:
 287             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 288                                                                ,0
 289                                                                ,(ULONG)WXCURSOR_QARROW
 290                                                               );
 291             break;
 292
 293         case wxCURSOR_BLANK:
 294             pRefData->m_hCursor = (WXHCURSOR) ::WinLoadPointer( HWND_DESKTOP
 295                                                                ,0
 296                                                                ,(ULONG)WXCURSOR_BLANK
 297                                                               );
 298             break;
 299
 300         default:
 301         case wxCURSOR_ARROW:
 302             pRefData->m_hCursor = (WXHCURSOR) ::WinQuerySysPointer( HWND_DESKTOP
 303                                                                    ,(ULONG)SPTR_ARROW
 304                                                                    ,FALSE
 305                                                                   );
 306             break;
 307     }
 308     //
 309     // No need to destroy the stock cursors
 310     //
 311     ((wxCursorRefData *)m_refData)->m_bDestroyCursor = FALSE;
 312 } // end of wxCursor::wxCursor
 313
 314 // Global cursor setting
 315 void wxSetCursor(const wxCursor& cursor)
 316 {
 317     extern wxCursor *g_globalCursor;
 318
 319     if ( cursor.Ok() && cursor.GetHCURSOR() )
 320     {
 321 //        ::SetCursor((HCURSOR) cursor.GetHCURSOR());
 322
 323         if ( g_globalCursor )
 324             (*g_globalCursor) = cursor;
 325     }
 326 }
 327