win32u: Introduce a new internal WINE_DM_UNSUPPORTED display flag.

dlls/win32u/sysparams.c

@@ -2136,6 +2136,8 @@ static const DEVMODEW *find_display_mode( const DEVMODEW *modes, DEVMODEW *devmo
 
     for (mode = modes; mode && mode->dmSize; mode = NEXT_DEVMODEW(mode))
     {
+        if ((mode->dmFields & DM_DISPLAYFLAGS) && (mode->dmDisplayFlags & WINE_DM_UNSUPPORTED))
+            continue;
         if ((devmode->dmFields & DM_BITSPERPEL) && devmode->dmBitsPerPel && devmode->dmBitsPerPel != mode->dmBitsPerPel)
             continue;
         if ((devmode->dmFields & DM_PELSWIDTH) && devmode->dmPelsWidth != mode->dmPelsWidth)
@@ -2527,6 +2529,8 @@ BOOL WINAPI NtUserEnumDisplaySettings( UNICODE_STRING *device, DWORD index, DEVM
     else ret = user_driver->pGetCurrentDisplaySettings( adapter->dev.device_name, devmode );
     adapter_release( adapter );
 
+    devmode->dmDisplayFlags &= ~WINE_DM_UNSUPPORTED;
+
     if (!ret) WARN( "Failed to query %s display settings.\n", debugstr_us(device) );
     else TRACE( "position %dx%d, resolution %ux%u, frequency %u, depth %u, orientation %#x.\n",
                 devmode->dmPosition.x, devmode->dmPosition.y, devmode->dmPelsWidth, devmode->dmPelsHeight,

dlls/winemac.drv/display.c

@@ -97,6 +97,13 @@ static int display_mode_bits_per_pixel(CGDisplayModeRef display_mode)
 }
 
 
+static BOOL display_mode_is_supported(CGDisplayModeRef display_mode)
+{
+    uint32_t io_flags = CGDisplayModeGetIOFlags(display_mode);
+    return (io_flags & kDisplayModeValidFlag) && (io_flags & kDisplayModeSafeFlag);
+}
+
+
 static void display_mode_to_devmode(CGDirectDisplayID display_id, CGDisplayModeRef display_mode, DEVMODEW *devmode)
 {
     uint32_t io_flags;
@@ -124,6 +131,8 @@ static void display_mode_to_devmode(CGDirectDisplayID display_id, CGDisplayModeR
     devmode->dmDisplayFlags = 0;
     if (io_flags & kDisplayModeInterlacedFlag)
         devmode->dmDisplayFlags |= DM_INTERLACED;
+    if (!display_mode_is_supported(display_mode))
+        devmode->dmDisplayFlags |= WINE_DM_UNSUPPORTED;
     devmode->dmFields |= DM_DISPLAYFLAGS;
 
     devmode->dmDisplayFrequency = CGDisplayModeGetRefreshRate(display_mode);
@@ -417,13 +426,6 @@ static int get_default_bpp(void)
 }
 
 
-static BOOL display_mode_is_supported(CGDisplayModeRef display_mode)
-{
-    uint32_t io_flags = CGDisplayModeGetIOFlags(display_mode);
-    return (io_flags & kDisplayModeValidFlag) && (io_flags & kDisplayModeSafeFlag);
-}
-
-
 #if defined(MAC_OS_X_VERSION_10_8) && MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_8
 static CFDictionaryRef create_mode_dict(CGDisplayModeRef display_mode, BOOL is_original)
 {

include/wine/gdi_driver.h

@@ -269,6 +269,8 @@ struct gdi_device_manager
     void (*add_mode)( const DEVMODEW *mode, void *param );
 };
 
+#define WINE_DM_UNSUPPORTED 0x80000000
+
 struct tagUPDATELAYEREDWINDOWINFO;
 
 struct user_driver_funcs