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Avoid the 'Below' stacking mode when changing Z order since many

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window managers don't get it right.
Fix Z order synchronization for child windows (found by Dmitry
Timoshkov and Ulrich Czekalla).
This commit is contained in:
Alexandre Julliard 2003-05-19 19:08:57 +00:00
parent 42c4d27842
commit 08eac70d3e
1 changed files with 36 additions and 10 deletions
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46
dlls/x11drv/window.c
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@ -526,20 +526,46 @@ int X11DRV_sync_whole_window_position( Display *display, WND *win, int zorder )
if (zorder)
{
/* find window that this one must be after */
HWND prev = GetWindow( win->hwndSelf, GW_HWNDPREV );
while (prev && !(GetWindowLongW( prev, GWL_STYLE ) & WS_VISIBLE))
prev = GetWindow( prev, GW_HWNDPREV );
if (!prev) /* top child */
if (is_window_top_level( win ))
{
changes.stack_mode = Above;
mask |= CWStackMode;
/* find window that this one must be after */
HWND prev = GetWindow( win->hwndSelf, GW_HWNDPREV );
while (prev && !(GetWindowLongW( prev, GWL_STYLE ) & WS_VISIBLE))
prev = GetWindow( prev, GW_HWNDPREV );
if (!prev) /* top child */
{
changes.stack_mode = Above;
mask |= CWStackMode;
}
else
{
/* should use stack_mode Below but most window managers don't get it right */
/* so move it above the next one in Z order */
HWND next = GetWindow( win->hwndSelf, GW_HWNDNEXT );
while (next && !(GetWindowLongW( next, GWL_STYLE ) & WS_VISIBLE))
next = GetWindow( next, GW_HWNDNEXT );
if (next)
{
changes.stack_mode = Above;
changes.sibling = X11DRV_get_whole_window(next);
mask |= CWStackMode | CWSibling;
}
}
}
else
{
changes.stack_mode = Below;
changes.sibling = X11DRV_get_whole_window(prev);
mask |= CWStackMode | CWSibling;
HWND next = GetWindow( win->hwndSelf, GW_HWNDNEXT );
if (!next) /* bottom child */
{
changes.stack_mode = Below;
mask |= CWStackMode;
}
else
{
changes.stack_mode = Above;
changes.sibling = X11DRV_get_whole_window(next);
mask |= CWStackMode | CWSibling;
}
}
}