reactos/lib/user32/misc/desktop.c

   1 /* $Id: desktop.c,v 1.6 2002/09/08 10:23:10 chorns Exp $
   2  *
   3  * COPYRIGHT:       See COPYING in the top level directory
   4  * PROJECT:         ReactOS user32.dll
   5  * FILE:            lib/user32/misc/desktop.c
   6  * PURPOSE:         Desktops
   7  * PROGRAMMER:      Casper S. Hornstrup (chorns@users.sourceforge.net)
   8  * UPDATE HISTORY:
   9  *      06-06-2001  CSH  Created
  10  */
  11 #include <windows.h>
  12 #include <user32.h>
  13 #include <debug.h>
  14
  15 int STDCALL
  16 GetSystemMetrics(int nIndex)
  17 {
  18   return(NtUserGetSystemMetrics(nIndex));
  19 }
  20
  21 WINBOOL STDCALL
  22 SystemParametersInfoA(UINT uiAction,
  23                       UINT uiParam,
  24                       PVOID pvParam,
  25                       UINT fWinIni)
  26 {
  27   return(SystemParametersInfoW(uiAction, uiParam, pvParam, fWinIni));
  28 }
  29
  30 WINBOOL STDCALL
  31 SystemParametersInfoW(UINT uiAction,
  32                       UINT uiParam,
  33                       PVOID pvParam,
  34                       UINT fWinIni)
  35 {
  36   switch (uiAction)
  37     {
  38     case SPI_GETWORKAREA:
  39       {
  40         ((PRECT)pvParam)->left = 0;
  41         ((PRECT)pvParam)->top = 0;
  42         ((PRECT)pvParam)->right = 640;
  43         ((PRECT)pvParam)->bottom = 480;
  44         return(TRUE);
  45       }
  46     }
  47   return(FALSE);
  48 }
  49
  50
  51 WINBOOL
  52 STDCALL
  53 CloseDesktop(
  54   HDESK hDesktop)
  55 {
  56   return NtUserCloseDesktop(hDesktop);
  57 }
  58
  59 HDESK STDCALL
  60 CreateDesktopA(LPCSTR lpszDesktop,
  61                LPCSTR lpszDevice,
  62                LPDEVMODEA pDevmode,
  63                DWORD dwFlags,
  64                ACCESS_MASK dwDesiredAccess,
  65                LPSECURITY_ATTRIBUTES lpsa)
  66 {
  67   ANSI_STRING DesktopNameA;
  68   UNICODE_STRING DesktopNameU;
  69   HDESK hDesktop;
  70
  71   if (lpszDesktop != NULL)
  72     {
  73       RtlInitAnsiString(&DesktopNameA, (LPSTR)lpszDesktop);
  74       RtlAnsiStringToUnicodeString(&DesktopNameU, &DesktopNameA, TRUE);
  75     }
  76   else
  77     {
  78       RtlInitUnicodeString(&DesktopNameU, NULL);
  79     }
  80   /* FIXME: Need to convert the DEVMODE parameter. */
  81
  82   hDesktop = CreateDesktopW(DesktopNameU.Buffer,
  83                             NULL,
  84                             pDevmode,
  85                             dwFlags,
  86                             dwDesiredAccess,
  87                             lpsa);
  88
  89   RtlFreeUnicodeString(&DesktopNameU);
  90   return(hDesktop);
  91 }
  92
  93 HDESK STDCALL
  94 CreateDesktopW(LPCWSTR lpszDesktop,
  95                LPCWSTR lpszDevice,
  96                LPDEVMODEW pDevmode,
  97                DWORD dwFlags,
  98                ACCESS_MASK dwDesiredAccess,
  99                LPSECURITY_ATTRIBUTES lpsa)
 100 {
 101   UNICODE_STRING DesktopName;
 102   HWINSTA hWinSta;
 103   HDESK hDesktop;
 104
 105   hWinSta = NtUserGetProcessWindowStation();
 106
 107   RtlInitUnicodeString(&DesktopName, lpszDesktop);
 108
 109   hDesktop = NtUserCreateDesktop(&DesktopName,
 110                                  dwFlags,
 111                                  dwDesiredAccess,
 112                                  lpsa,
 113                                  hWinSta);
 114
 115   return(hDesktop);
 116 }
 117
 118 WINBOOL
 119 STDCALL
 120 EnumDesktopWindows(
 121   HDESK hDesktop,
 122   ENUMWINDOWSPROC lpfn,
 123   LPARAM lParam)
 124 {
 125   return FALSE;
 126 }
 127
 128 WINBOOL
 129 STDCALL
 130 EnumDesktopsA(
 131   HWINSTA hwinsta,
 132   DESKTOPENUMPROC lpEnumFunc,
 133   LPARAM lParam)
 134 {
 135   return FALSE;
 136 }
 137
 138 WINBOOL
 139 STDCALL
 140 EnumDesktopsW(
 141   HWINSTA hwinsta,
 142   DESKTOPENUMPROC lpEnumFunc,
 143   LPARAM lParam)
 144 {
 145   return FALSE;
 146 }
 147
 148 HDESK
 149 STDCALL
 150 GetThreadDesktop(
 151   DWORD dwThreadId)
 152 {
 153   return NtUserGetThreadDesktop(dwThreadId, 0);
 154 }
 155
 156 HDESK
 157 STDCALL
 158 OpenDesktopA(
 159   LPSTR lpszDesktop,
 160   DWORD dwFlags,
 161   WINBOOL fInherit,
 162   ACCESS_MASK dwDesiredAccess)
 163 {
 164   ANSI_STRING DesktopNameA;
 165   UNICODE_STRING DesktopNameU;
 166   HDESK hDesktop;
 167
 168         if (lpszDesktop != NULL) {
 169                 RtlInitAnsiString(&DesktopNameA, lpszDesktop);
 170                 RtlAnsiStringToUnicodeString(&DesktopNameU, &DesktopNameA, TRUE);
 171   } else {
 172     RtlInitUnicodeString(&DesktopNameU, NULL);
 173   }
 174
 175   hDesktop = OpenDesktopW(
 176     DesktopNameU.Buffer,
 177     dwFlags,
 178     fInherit,
 179     dwDesiredAccess);
 180
 181         RtlFreeUnicodeString(&DesktopNameU);
 182
 183   return hDesktop;
 184 }
 185
 186 HDESK
 187 STDCALL
 188 OpenDesktopW(
 189   LPWSTR lpszDesktop,
 190   DWORD dwFlags,
 191   WINBOOL fInherit,
 192   ACCESS_MASK dwDesiredAccess)
 193 {
 194   UNICODE_STRING DesktopName;
 195
 196   RtlInitUnicodeString(&DesktopName, lpszDesktop);
 197
 198   return NtUserOpenDesktop(
 199     &DesktopName,
 200     dwFlags,
 201     dwDesiredAccess);
 202 }
 203
 204 HDESK
 205 STDCALL
 206 OpenInputDesktop(
 207   DWORD dwFlags,
 208   WINBOOL fInherit,
 209   ACCESS_MASK dwDesiredAccess)
 210 {
 211   return NtUserOpenInputDesktop(
 212     dwFlags,
 213     fInherit,
 214     dwDesiredAccess);
 215 }
 216
 217 WINBOOL
 218 STDCALL
 219 PaintDesktop(
 220   HDC hdc)
 221 {
 222   return NtUserPaintDesktop(hdc);
 223 }
 224
 225 WINBOOL
 226 STDCALL
 227 SetThreadDesktop(
 228   HDESK hDesktop)
 229 {
 230   return NtUserSetThreadDesktop(hDesktop);
 231 }
 232
 233 WINBOOL
 234 STDCALL
 235 SwitchDesktop(
 236   HDESK hDesktop)
 237 {
 238   return NtUserSwitchDesktop(hDesktop);
 239 }
 240
 241 /* EOF */