Altered change of focus algorithm when window destroyed

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Altered the algorithm for selecting a new focus after a window is destroyed
that currently has the focus.

Dave Hawkes

Index: windows/winpos.c
===================================================================
RCS file: /home/wine/wine/windows/winpos.c,v
retrieving revision 1.129
diff -u -r1.129 winpos.c
--- windows/winpos.c	2001/12/06 22:33:58	1.129
+++ windows/winpos.c	2001/12/11 12:07:06
@@ -622,7 +622,6 @@
     return (GetWindowLongW( hWnd, GWL_STYLE ) & WS_MAXIMIZE) != 0;
 }
 
-
 /*******************************************************************
  *		GetActiveWindow (USER32.@)
  */
@@ -647,8 +646,17 @@
  */
 static BOOL WINPOS_CanActivate(HWND hwnd)
 {
+    if (!hwnd) return FALSE;
+    return ((GetWindowLongW( hwnd, GWL_STYLE ) & (WS_DISABLED|WS_CHILD)) == 0);
+}
+
+/*******************************************************************
+ *         WINPOS_CanActivate
+ */
+static BOOL WINPOS_IsVisible(HWND hwnd)
+{
     if (!hwnd) return FALSE;
-    return ((GetWindowLongW( hwnd, GWL_STYLE ) & (WS_DISABLED|WS_VISIBLE|WS_CHILD)) == WS_VISIBLE);
+    return ((GetWindowLongW( hwnd, GWL_STYLE ) & WS_VISIBLE) == WS_VISIBLE);
 }
 
 
@@ -1394,6 +1402,7 @@
 {
     HWND hwndActive = 0;
     HWND hwndTo = 0;
+    HWND hwndDefaultTo = 0;
     HWND owner;
 
     /* Get current active window from the active queue */
@@ -1417,16 +1426,23 @@
 
     if (!(GetWindowLongW( hwnd, GWL_STYLE ) & WS_POPUP) ||
         !(owner = GetWindow( hwnd, GW_OWNER )) ||
-        !WINPOS_CanActivate((hwndTo = GetAncestor( owner, GA_ROOT ))) )
+        !WINPOS_CanActivate((hwndTo = GetAncestor( owner, GA_ROOT ))) ||
+        !WINPOS_IsVisible(hwndTo))
     {
         HWND tmp = GetAncestor( hwnd, GA_ROOT );
         hwndTo = hwndPrevActive;
 
-        while( !WINPOS_CanActivate(hwndTo) )
+        while( !WINPOS_CanActivate(hwndTo) || !WINPOS_IsVisible(hwndTo))
         {
             /* by now owned windows should've been taken care of */
+            if(!hwndDefaultTo && WINPOS_CanActivate(hwndTo))
+            	hwndDefaultTo = hwndTo;
             tmp = hwndTo = GetWindow( tmp, GW_HWNDNEXT );
-            if( !hwndTo ) break;
+            if( !hwndTo )
+            {
+            	hwndTo = hwndDefaultTo;
+            	break;
+            }
         }
     }
 

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