subsystems/win32/win32k/ntuser/metric.c

   1 /*
   2  * COPYRIGHT:        See COPYING in the top level directory
   3  * PROJECT:          ReactOS kernel
   4  * PURPOSE:          Window classes
   5  * FILE:             subsys/win32k/ntuser/metric.c
   6  * PROGRAMER:        Casper S. Hornstrup (chorns@users.sourceforge.net)
   7  * REVISION HISTORY:
   8  *       06-06-2001  CSH  Created
   9  */
  10
  11 /* INCLUDES ******************************************************************/
  12
  13 #include <w32k.h>
  14
  15 #define NDEBUG
  16 #include <debug.h>
  17
  18
  19 static BOOL Setup = FALSE;
  20
  21 /* FUNCTIONS *****************************************************************/
  22
  23 // FIXME: These are only win xp default values, mostly hardcoded. They should be
  24 // read from the registry. It must be possible to change or reinitialize the
  25 // values, for example desk.cpl
  26 BOOL
  27 FASTCALL
  28 InitMetrics(VOID)
  29 {
  30     NTSTATUS Status;
  31     PWINSTATION_OBJECT WinStaObject;
  32     ULONG Width = 640, Height = 480;
  33     PSYSTEM_CURSORINFO CurInfo;
  34     HDC hScreenDC;
  35     PDC pScreenDC;
  36
  37     hScreenDC = IntGdiCreateDC(NULL, NULL, NULL, NULL, TRUE);
  38     if (hScreenDC)
  39     {
  40         pScreenDC = DC_LockDc(hScreenDC);
  41         if (pScreenDC)
  42         {
  43             Width = ((PGDIDEVICE)pScreenDC->pPDev)->GDIInfo.ulHorzRes;
  44             Height = ((PGDIDEVICE)pScreenDC->pPDev)->GDIInfo.ulVertRes;
  45             DC_UnlockDc(pScreenDC);
  46         }
  47         NtGdiDeleteObjectApp(hScreenDC);
  48     }
  49
  50     Status = IntValidateWindowStationHandle(PsGetCurrentProcess()->Win32WindowStation,
  51                                             KernelMode,
  52                                             0,
  53                                             &WinStaObject);
  54     if (NT_SUCCESS(Status))
  55     {
  56         CurInfo = IntGetSysCursorInfo(WinStaObject);
  57     }
  58     else
  59     {
  60         CurInfo = NULL;
  61     }
  62
  63     gpsi->SystemMetrics[SM_CXSCREEN] = Width;
  64     gpsi->SystemMetrics[SM_CYSCREEN] = Height;
  65     gpsi->SystemMetrics[SM_CXVSCROLL] = 16;
  66     gpsi->SystemMetrics[SM_CYHSCROLL] = 16;
  67     /* FIXME: "reg://Control Panel/Desktop/WindowMetrics/CaptionHeight" + 1 */
  68     gpsi->SystemMetrics[SM_CYCAPTION] = 19;
  69     gpsi->SystemMetrics[SM_CXBORDER] = 1;
  70     gpsi->SystemMetrics[SM_CYBORDER] = 1;
  71     gpsi->SystemMetrics[SM_CXDLGFRAME] = 3;
  72     gpsi->SystemMetrics[SM_CYDLGFRAME] = 3;
  73     gpsi->SystemMetrics[SM_CYVTHUMB] = 16;
  74     gpsi->SystemMetrics[SM_CXHTHUMB] = 16;
  75     gpsi->SystemMetrics[SM_CXICON] = 32;
  76     gpsi->SystemMetrics[SM_CYICON] = 32;
  77     gpsi->SystemMetrics[SM_CXCURSOR] = 32;
  78     gpsi->SystemMetrics[SM_CYCURSOR] = 32;
  79     gpsi->SystemMetrics[SM_CYMENU] = 19;
  80     /* FIXME: shouldn't we take borders etc into account??? */
  81     gpsi->SystemMetrics[SM_CXFULLSCREEN] = gpsi->SystemMetrics[SM_CXSCREEN];
  82     gpsi->SystemMetrics[SM_CYFULLSCREEN] = gpsi->SystemMetrics[SM_CYSCREEN];
  83     gpsi->SystemMetrics[SM_CYKANJIWINDOW] = 0;
  84     gpsi->SystemMetrics[SM_MOUSEPRESENT] = 1;
  85     gpsi->SystemMetrics[SM_CYVSCROLL] = 16;
  86     gpsi->SystemMetrics[SM_CXHSCROLL] = 16;
  87     gpsi->SystemMetrics[SM_DEBUG] = 0;
  88     gpsi->SystemMetrics[SM_SWAPBUTTON] = CurInfo ? CurInfo->SwapButtons : 0;
  89     gpsi->SystemMetrics[SM_RESERVED1] = 0;
  90     gpsi->SystemMetrics[SM_RESERVED2] = 0;
  91     gpsi->SystemMetrics[SM_RESERVED3] = 0;
  92     gpsi->SystemMetrics[SM_RESERVED4] = 0;
  93     gpsi->SystemMetrics[SM_CXMIN] = 112;
  94     gpsi->SystemMetrics[SM_CYMIN] = 27;
  95     gpsi->SystemMetrics[SM_CXSIZE] = 18;
  96     gpsi->SystemMetrics[SM_CYSIZE] = 18;
  97     gpsi->SystemMetrics[SM_CXFRAME] = 4;
  98     gpsi->SystemMetrics[SM_CYFRAME] = 4;
  99     gpsi->SystemMetrics[SM_CXMINTRACK] = 112;
 100     gpsi->SystemMetrics[SM_CYMINTRACK] = 27;
 101     gpsi->SystemMetrics[SM_CXDOUBLECLK] = CurInfo ? CurInfo->DblClickWidth : 4;
 102     gpsi->SystemMetrics[SM_CYDOUBLECLK] = CurInfo ? CurInfo->DblClickWidth : 4;
 103     gpsi->SystemMetrics[SM_CXICONSPACING] = 64;
 104     gpsi->SystemMetrics[SM_CYICONSPACING] = 64;
 105     gpsi->SystemMetrics[SM_MENUDROPALIGNMENT] = 0;
 106     gpsi->SystemMetrics[SM_PENWINDOWS] = 0;
 107     gpsi->SystemMetrics[SM_DBCSENABLED] = 0;
 108     gpsi->SystemMetrics[SM_CMOUSEBUTTONS] = 2;
 109     gpsi->SystemMetrics[SM_SECURE] = 0;
 110     gpsi->SystemMetrics[SM_CXEDGE] = 2;
 111     gpsi->SystemMetrics[SM_CYEDGE] = 2;
 112     gpsi->SystemMetrics[SM_CXMINSPACING] = 160;
 113     gpsi->SystemMetrics[SM_CYMINSPACING] = 24;
 114     gpsi->SystemMetrics[SM_CXSMICON] = 16;
 115     gpsi->SystemMetrics[SM_CYSMICON] = 16;
 116     gpsi->SystemMetrics[SM_CYSMCAPTION] = 15;
 117     gpsi->SystemMetrics[SM_CXSMSIZE] = 12;
 118     gpsi->SystemMetrics[SM_CYSMSIZE] = 14;
 119     gpsi->SystemMetrics[SM_CXMENUSIZE] = 18;
 120     gpsi->SystemMetrics[SM_CYMENUSIZE] = 18;
 121     gpsi->SystemMetrics[SM_ARRANGE] = 8;
 122     gpsi->SystemMetrics[SM_CXMINIMIZED] = 160;
 123     gpsi->SystemMetrics[SM_CYMINIMIZED] = 24;
 124     gpsi->SystemMetrics[SM_CXMAXTRACK] = gpsi->SystemMetrics[SM_CYSCREEN] + 12;
 125     gpsi->SystemMetrics[SM_CYMAXTRACK] = gpsi->SystemMetrics[SM_CYSCREEN] + 12;
 126     /* This seems to be 8 pixels greater than the screen width */
 127     gpsi->SystemMetrics[SM_CXMAXIMIZED] = gpsi->SystemMetrics[SM_CXSCREEN] + 8;
 128     /* This seems to be 20 pixels less than the screen height, taskbar maybe? */
 129     gpsi->SystemMetrics[SM_CYMAXIMIZED] = gpsi->SystemMetrics[SM_CYSCREEN] - 20;
 130     gpsi->SystemMetrics[SM_NETWORK] = 3;
 131     gpsi->SystemMetrics[64] = 0;
 132     gpsi->SystemMetrics[65] = 0;
 133     gpsi->SystemMetrics[66] = 0;
 134     gpsi->SystemMetrics[SM_CLEANBOOT] = 0;
 135     gpsi->SystemMetrics[SM_CXDRAG] = 4;
 136     gpsi->SystemMetrics[SM_CYDRAG] = 4;
 137     gpsi->SystemMetrics[SM_SHOWSOUNDS] = 0;
 138     gpsi->SystemMetrics[SM_CXMENUCHECK] = 13;
 139     gpsi->SystemMetrics[SM_CYMENUCHECK] = 13;
 140     gpsi->SystemMetrics[SM_SLOWMACHINE] = 0;
 141     gpsi->SystemMetrics[SM_MIDEASTENABLED] = 0;
 142     gpsi->SystemMetrics[SM_MOUSEWHEELPRESENT] = 1;
 143     gpsi->SystemMetrics[SM_XVIRTUALSCREEN] = 0;
 144     gpsi->SystemMetrics[SM_YVIRTUALSCREEN] = 0;
 145     gpsi->SystemMetrics[SM_CXVIRTUALSCREEN] = Width;
 146     gpsi->SystemMetrics[SM_CYVIRTUALSCREEN] = Height;
 147     gpsi->SystemMetrics[SM_CMONITORS] = 1;
 148     gpsi->SystemMetrics[SM_SAMEDISPLAYFORMAT] = 1;
 149     gpsi->SystemMetrics[SM_IMMENABLED] = 0;
 150     gpsi->SystemMetrics[SM_CXFOCUSBORDER] = 1;
 151     gpsi->SystemMetrics[SM_CYFOCUSBORDER] = 1;
 152     gpsi->SystemMetrics[SM_TABLETPC] = 0;
 153     gpsi->SystemMetrics[SM_MEDIACENTER] = 0;
 154     gpsi->SystemMetrics[SM_STARTER] = 0;
 155     gpsi->SystemMetrics[SM_SERVERR2] = 0;
 156 #if (_WIN32_WINNT >= 0x0600)
 157     gpsi->SystemMetrics[90] = 0;
 158     gpsi->SystemMetrics[SM_MOUSEHORIZONTALWHEELPRESENT] = 0;
 159     gpsi->SystemMetrics[SM_CXPADDEDBORDER] = 0;
 160 #endif
 161
 162     gpsi->SRVINFO_Flags |= SRVINFO_METRICS;
 163     Setup = TRUE;
 164
 165     if (NT_SUCCESS(Status))
 166     {
 167         ObDereferenceObject(WinStaObject);
 168     }
 169
 170     return TRUE;
 171 }
 172
 173 ULONG FASTCALL
 174 UserGetSystemMetrics(ULONG Index)
 175 {
 176     ASSERT(gpsi);
 177     DPRINT("UserGetSystemMetrics(%d)\n", Index);
 178
 179     // FIXME: Do this when loading
 180     if (!Setup)
 181     {
 182         InitMetrics();
 183     }
 184
 185     /* Get metrics from array */
 186     if (Index < SM_CMETRICS)
 187     {
 188         return gpsi->SystemMetrics[Index];
 189     }
 190
 191     /* Handle special values */
 192     switch (Index)
 193     {
 194         case SM_REMOTESESSION:
 195             return 0; // FIXME
 196
 197         case SM_SHUTTINGDOWN:
 198             return 0; // FIXME
 199
 200         case SM_REMOTECONTROL:
 201             return 0; // FIXME
 202     }
 203
 204     DPRINT1("UserGetSystemMetrics() called with invalid index %d\n", Index);
 205     return 0;
 206 }
 207
 208
 209 /* EOF */