1 files changed, 43 insertions, 1 deletions

diff --git a/hw/xwin/glx/winpriv.c b/hw/xwin/glx/winpriv.c
index e6afbff01..4bb2b3104 100644
--- a/hw/xwin/glx/winpriv.c
+++ b/hw/xwin/glx/winpriv.c
@@ -14,6 +14,41 @@
 void
  winCreateWindowsWindow(WindowPtr pWin);
 
+static void
+winCreateWindowsWindowHierarchy(WindowPtr pWin)
+{
+    winWindowPriv(pWin);
+
+    winDebug("winCreateWindowsWindowHierarchy - pWin:%p XID:0x%x \n", pWin,
+             pWin->drawable.id);
+
+    if (!pWin)
+        return;
+
+    /* stop recursion at root window */
+    if (pWin == pWin->drawable.pScreen->root)
+        return;
+
+    /* recursively ensure parent window exists */
+    if (pWin->parent)
+        winCreateWindowsWindowHierarchy(pWin->parent);
+
+    /* ensure this window exists */
+    if (pWinPriv->hWnd == NULL) {
+        winCreateWindowsWindow(pWin);
+
+        /* ... and if it's already been mapped, make sure it's visible */
+        if (pWin->mapped) {
+            /* Display the window without activating it */
+            if (pWin->drawable.class != InputOnly)
+                ShowWindow(pWinPriv->hWnd, SW_SHOWNOACTIVATE);
+
+            /* Send first paint message */
+            UpdateWindow(pWinPriv->hWnd);
+        }
+    }
+}
+
 /**
  * Return size and handles of a window.
  * If pWin is NULL, then the information for the root window is requested.
@@ -50,7 +85,7 @@ winGetWindowInfo(WindowPtr pWin)
             }
 
             if (pWinPriv->hWnd == NULL) {
-                winCreateWindowsWindow(pWin);
+                winCreateWindowsWindowHierarchy(pWin);
                 winDebug("winGetWindowInfo: forcing window to exist\n");
             }
 
@@ -119,3 +154,10 @@ winCheckScreenAiglxIsSupported(ScreenPtr pScreen)
 
     return FALSE;
 }
+
+void
+winSetScreenAiglxIsActive(ScreenPtr pScreen)
+{
+    winPrivScreenPtr pWinScreen = winGetScreenPriv(pScreen);
+    pWinScreen->fNativeGlActive = TRUE;
+}