[greatlrd] 15549: Implement NtGdiGetSystemPaletteUse and NtGdiSetSystemPaletteUse

Implement NtGdiGetSystemPaletteUse and NtGdiSetSystemPaletteUse 
this code have been taken from wine
Modified: trunk/reactos/subsys/win32k/objects/color.c
Modified: trunk/reactos/w32api/include/wingdi.h
  _____

Modified: trunk/reactos/subsys/win32k/objects/color.c
--- trunk/reactos/subsys/win32k/objects/color.c	2005-05-27 19:43:07 UTC
(rev 15548)
+++ trunk/reactos/subsys/win32k/objects/color.c	2005-05-27 20:07:48 UTC
(rev 15549)
@@ -31,6 +31,9 @@

#endif
 //static HPALETTE hLastRealizedPalette = 0; // UnrealizeObject() needs
it

+
+static UINT SystemPaletteUse = SYSPAL_STATIC;  /* currently not
considered */
+
 const PALETTEENTRY COLOR_sysPalTemplate[NB_RESERVED_COLORS] =
 {
   // first 10 entries in the system palette
@@ -286,9 +289,8 @@
 }

UINT STDCALL NtGdiGetSystemPaletteUse(HDC  hDC)
-{
-  DPRINT1("NtGdiGetSystemPaletteUse is unimplemented\n");
-  return 0;
+{  
+  return SystemPaletteUse;
 }

/*!
@@ -520,8 +522,27 @@
 UINT STDCALL
 NtGdiSetSystemPaletteUse(HDC hDC, UINT Usage)
 {
-   UNIMPLEMENTED;
-   return 0;
+    UINT old = SystemPaletteUse;
+
+    /* Device doesn't support colour palettes */
+    if (!(NtGdiGetDeviceCaps(hDC, RASTERCAPS) & RC_PALETTE)) {
+        return SYSPAL_ERROR;
+    }
+
+    switch (Usage) 
+	{
+		case SYSPAL_NOSTATIC:
+        case SYSPAL_NOSTATIC256:       
+        case SYSPAL_STATIC:
+				SystemPaletteUse = Usage;
+				break;
+
+        default:
+				old=SYSPAL_ERROR;
+				break;
+	}
+
+ return old;
 }

BOOL STDCALL
  _____

Modified: trunk/reactos/w32api/include/wingdi.h
--- trunk/reactos/w32api/include/wingdi.h	2005-05-27 19:43:07 UTC
(rev 15548)
+++ trunk/reactos/w32api/include/wingdi.h	2005-05-27 20:07:48 UTC
(rev 15549)
@@ -8,6 +8,12 @@

extern "C" {
 #endif

+/* Get/SetSystemPaletteUse() values */
+#define SYSPAL_ERROR        0
+#define SYSPAL_STATIC       1
+#define SYSPAL_NOSTATIC     2
+#define SYSPAL_NOSTATIC256  3
+
 #define WINGDIAPI
 #define BI_RGB 0
 #define BI_RLE8 1