[PATCH 1/2] winex11.drv: Support multiple monitors for is_window_rect_fullscreen().

[Zhiyi Zhang]

Signed-off-by: Zhiyi Zhang <zzhang(a)codeweavers.com>
---
 dlls/winex11.drv/window.c | 29 +++++++++++++++++++++++++++++
 dlls/winex11.drv/x11drv.h |  8 +-------
 2 files changed, 30 insertions(+), 7 deletions(-)

diff --git a/dlls/winex11.drv/window.c b/dlls/winex11.drv/window.c
index 4e01eb201c..0fc3ce9246 100644
--- a/dlls/winex11.drv/window.c
+++ b/dlls/winex11.drv/window.c
@@ -275,6 +275,35 @@ static inline BOOL is_window_resizable( struct x11drv_win_data *data, DWORD styl
     return is_window_rect_fullscreen( &data->whole_rect );
 }
 
+struct fullscreen_info
+{
+    const RECT *rect;
+    BOOL fullscreen;
+};
+
+static BOOL CALLBACK enum_monitor_proc( HMONITOR monitor, HDC hdc, RECT *rect, LPARAM lparam )
+{
+    struct fullscreen_info *fullscreen_info = (struct fullscreen_info *)lparam;
+
+    if (fullscreen_info->rect->left <= rect->left &&
+        fullscreen_info->rect->right >= rect->right &&
+        fullscreen_info->rect->top <= rect->top &&
+        fullscreen_info->rect->bottom >= rect->bottom)
+    {
+        fullscreen_info->fullscreen = TRUE;
+        return FALSE;
+    }
+
+    return TRUE;
+}
+
+BOOL is_window_rect_fullscreen( const RECT *rect )
+{
+    struct fullscreen_info info = {rect, FALSE};
+
+    EnumDisplayMonitors( NULL, NULL, enum_monitor_proc, (LPARAM)&info );
+    return info.fullscreen;
+}
 
 /***********************************************************************
  *              get_mwm_decorations
diff --git a/dlls/winex11.drv/x11drv.h b/dlls/winex11.drv/x11drv.h
index e71156cbb0..da08c6f62c 100644
--- a/dlls/winex11.drv/x11drv.h
+++ b/dlls/winex11.drv/x11drv.h
@@ -637,6 +637,7 @@ typedef int (*x11drv_error_callback)( Display *display, XErrorEvent *event, void
 extern void X11DRV_expect_error( Display *display, x11drv_error_callback callback, void *arg ) DECLSPEC_HIDDEN;
 extern int X11DRV_check_error(void) DECLSPEC_HIDDEN;
 extern void X11DRV_X_to_window_rect( struct x11drv_win_data *data, RECT *rect, int x, int y, int cx, int cy ) DECLSPEC_HIDDEN;
+extern BOOL is_window_rect_fullscreen( const RECT *rect ) DECLSPEC_HIDDEN;
 extern POINT virtual_screen_to_root( INT x, INT y ) DECLSPEC_HIDDEN;
 extern POINT root_to_virtual_screen( INT x, INT y ) DECLSPEC_HIDDEN;
 extern RECT get_virtual_screen_rect(void) DECLSPEC_HIDDEN;
@@ -764,11 +765,4 @@ static inline BOOL is_window_rect_mapped( const RECT *rect )
             max( rect->bottom, rect->top + 1 ) > virtual_rect.top);
 }
 
-static inline BOOL is_window_rect_fullscreen( const RECT *rect )
-{
-    RECT primary_rect = get_primary_monitor_rect();
-    return (rect->left <= primary_rect.left && rect->right >= primary_rect.right &&
-            rect->top <= primary_rect.top && rect->bottom >= primary_rect.bottom);
-}
-
 #endif  /* __WINE_X11DRV_H */
-- 
2.20.1