dlls/user/user16.c

   1 /*
   2  * Misc 16-bit USER functions
   3  *
   4  * Copyright 2002 Patrik Stridvall
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #include "wine/winuser16.h"
  22 #include "winbase.h"
  23
  24 /* handle to handle 16 conversions */
  25 #define HANDLE_16(h32)          (LOWORD(h32))
  26 #define HBITMAP_16(h32)         (LOWORD(h32))
  27 #define HCURSOR_16(h32)         (LOWORD(h32))
  28 #define HICON_16(h32)           (LOWORD(h32))
  29
  30 /* handle16 to handle conversions */
  31 #define HANDLE_32(h16)          ((HANDLE)(ULONG_PTR)(h16))
  32 #define HBRUSH_32(h16)          ((HBRUSH)(ULONG_PTR)(h16))
  33 #define HCURSOR_32(h16)         ((HCURSOR)(ULONG_PTR)(h16))
  34 #define HDC_32(h16)             ((HDC)(ULONG_PTR)(h16))
  35 #define HICON_32(h16)           ((HICON)(ULONG_PTR)(h16))
  36 #define HINSTANCE_32(h16)       ((HINSTANCE)(ULONG_PTR)(h16))
  37
  38 WORD WINAPI DestroyIcon32(HGLOBAL16, UINT16);
  39
  40
  41 /***********************************************************************
  42  *              SetCursor (USER.69)
  43  */
  44 HCURSOR16 WINAPI SetCursor16(HCURSOR16 hCursor)
  45 {
  46   return HCURSOR_16(SetCursor(HCURSOR_32(hCursor)));
  47 }
  48
  49 /***********************************************************************
  50  *              ShowCursor (USER.71)
  51  */
  52 INT16 WINAPI ShowCursor16(BOOL16 bShow)
  53 {
  54   return ShowCursor(bShow);
  55 }
  56
  57 /***********************************************************************
  58  *              DrawIcon (USER.84)
  59  */
  60 BOOL16 WINAPI DrawIcon16(HDC16 hdc, INT16 x, INT16 y, HICON16 hIcon)
  61 {
  62   return DrawIcon(HDC_32(hdc), x, y, HICON_32(hIcon));
  63 }
  64
  65 /***********************************************************************
  66  *              IconSize (USER.86)
  67  *
  68  * See "Undocumented Windows". Used by W2.0 paint.exe.
  69  */
  70 DWORD WINAPI IconSize16(void)
  71 {
  72   return MAKELONG(GetSystemMetrics(SM_CYICON), GetSystemMetrics(SM_CXICON));
  73 }
  74
  75 /***********************************************************************
  76  *              LoadCursor (USER.173)
  77  */
  78 HCURSOR16 WINAPI LoadCursor16(HINSTANCE16 hInstance, LPCSTR name)
  79 {
  80   return HCURSOR_16(LoadCursorA(HINSTANCE_32(hInstance), name));
  81 }
  82
  83
  84 /***********************************************************************
  85  *              LoadIcon (USER.174)
  86  */
  87 HICON16 WINAPI LoadIcon16(HINSTANCE16 hInstance, LPCSTR name)
  88 {
  89   return HICON_16(LoadIconA(HINSTANCE_32(hInstance), name));
  90 }
  91
  92 /**********************************************************************
  93  *              LoadBitmap (USER.175)
  94  */
  95 HBITMAP16 WINAPI LoadBitmap16(HINSTANCE16 hInstance, LPCSTR name)
  96 {
  97   return HBITMAP_16(LoadBitmapA(HINSTANCE_32(hInstance), name));
  98 }
  99
 100 /***********************************************************************
 101  *              GetCursor (USER.247)
 102  */
 103 HCURSOR16 WINAPI GetCursor16(void)
 104 {
 105   return HCURSOR_16(GetCursor());
 106 }
 107
 108 /***********************************************************************
 109  *              GlobalAddAtom (USER.268)
 110  */
 111 ATOM WINAPI GlobalAddAtom16(LPCSTR lpString)
 112 {
 113   return GlobalAddAtomA(lpString);
 114 }
 115
 116 /***********************************************************************
 117  *              GlobalDeleteAtom (USER.269)
 118  */
 119 ATOM WINAPI GlobalDeleteAtom16(ATOM nAtom)
 120 {
 121   return GlobalDeleteAtom(nAtom);
 122 }
 123
 124 /***********************************************************************
 125  *              GlobalFindAtom (USER.270)
 126  */
 127 ATOM WINAPI GlobalFindAtom16(LPCSTR lpString)
 128 {
 129   return GlobalFindAtomA(lpString);
 130 }
 131
 132 /***********************************************************************
 133  *              GlobalGetAtomName (USER.271)
 134  */
 135 UINT16 WINAPI GlobalGetAtomName16(ATOM nAtom, LPSTR lpBuffer, INT16 nSize)
 136 {
 137   return GlobalGetAtomNameA(nAtom, lpBuffer, nSize);
 138 }
 139
 140 /***********************************************************************
 141  *              LoadImage (USER.389)
 142  *
 143  */
 144 HANDLE16 WINAPI LoadImage16(HINSTANCE16 hinst, LPCSTR name, UINT16 type,
 145                             INT16 desiredx, INT16 desiredy, UINT16 loadflags)
 146 {
 147   return HANDLE_16(LoadImageA(HINSTANCE_32(hinst), name, type, desiredx,
 148                               desiredy, loadflags));
 149 }
 150
 151 /******************************************************************************
 152  *              CopyImage (USER.390) Creates new image and copies attributes to it
 153  *
 154  */
 155 HICON16 WINAPI CopyImage16(HANDLE16 hnd, UINT16 type, INT16 desiredx,
 156                            INT16 desiredy, UINT16 flags)
 157 {
 158   return HICON_16(CopyImage(HANDLE_32(hnd), (UINT)type, (INT)desiredx,
 159                             (INT)desiredy, (UINT)flags));
 160 }
 161
 162 /**********************************************************************
 163  *              DrawIconEx (USER.394)
 164  */
 165 BOOL16 WINAPI DrawIconEx16(HDC16 hdc, INT16 xLeft, INT16 yTop, HICON16 hIcon,
 166                            INT16 cxWidth, INT16 cyWidth, UINT16 istep,
 167                            HBRUSH16 hbr, UINT16 flags)
 168 {
 169   return DrawIconEx(HDC_32(hdc), xLeft, yTop, HICON_32(hIcon), cxWidth, cyWidth,
 170                     istep, HBRUSH_32(hbr), flags);
 171 }
 172
 173 /**********************************************************************
 174  *              GetIconInfo (USER.395)
 175  */
 176 BOOL16 WINAPI GetIconInfo16(HICON16 hIcon, LPICONINFO16 iconinfo)
 177 {
 178   ICONINFO ii32;
 179   BOOL16 ret = GetIconInfo(HICON_32(hIcon), &ii32);
 180
 181   iconinfo->fIcon = ii32.fIcon;
 182   iconinfo->xHotspot = ii32.xHotspot;
 183   iconinfo->yHotspot = ii32.yHotspot;
 184   iconinfo->hbmMask = ii32.hbmMask;
 185   iconinfo->hbmColor = ii32.hbmColor;
 186   return ret;
 187 }
 188
 189 /***********************************************************************
 190  *              CreateCursor (USER.406)
 191  */
 192 HCURSOR16 WINAPI CreateCursor16(HINSTANCE16 hInstance,
 193                                 INT16 xHotSpot, INT16 yHotSpot,
 194                                 INT16 nWidth, INT16 nHeight,
 195                                 LPCVOID lpANDbits, LPCVOID lpXORbits)
 196 {
 197   CURSORICONINFO info;
 198
 199   info.ptHotSpot.x = xHotSpot;
 200   info.ptHotSpot.y = yHotSpot;
 201   info.nWidth = nWidth;
 202   info.nHeight = nHeight;
 203   info.nWidthBytes = 0;
 204   info.bPlanes = 1;
 205   info.bBitsPerPixel = 1;
 206
 207   return CreateCursorIconIndirect16(HINSTANCE_32(hInstance), &info, lpANDbits,
 208                                     lpXORbits);
 209 }
 210
 211 /**********************************************************************
 212  *              CreateIconFromResourceEx (USER.450)
 213  *
 214  * FIXME: not sure about exact parameter types
 215  */
 216 HICON16 WINAPI CreateIconFromResourceEx16(LPBYTE bits, UINT16 cbSize,
 217                                           BOOL16 bIcon, DWORD dwVersion,
 218                                           INT16 width, INT16 height,
 219                                           UINT16 cFlag)
 220 {
 221   return HICON_16(CreateIconFromResourceEx(bits, cbSize, bIcon, dwVersion,
 222                                            width, height, cFlag));
 223 }
 224
 225 /***********************************************************************
 226  *              DestroyIcon (USER.457)
 227  */
 228 BOOL16 WINAPI DestroyIcon16(HICON16 hIcon)
 229 {
 230   return DestroyIcon32(hIcon, 0);
 231 }
 232
 233 /***********************************************************************
 234  *              DestroyCursor (USER.458)
 235  */
 236 BOOL16 WINAPI DestroyCursor16(HCURSOR16 hCursor)
 237 {
 238   return DestroyIcon32(hCursor, 0);
 239 }