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xwin: In multiwindow mode, look up the HWND for the parent window

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Rather than only looking at the foreground window to see if it matches
the WM_TRANSIENT_FOR window XID, lookup that XID and fetch the HWND from
the window privates.

Signed-off-by: Jon Turney <jon.turney@dronecode.org.uk>
Reviewed-by: Colin Harrison <colin.harrison@virgin.net>
(cherry picked from commit e7f87f8f76)
This commit is contained in:
Jon Turney 2015-07-02 19:21:11 +01:00 • committed by Adam Jackson
parent 41cbb7da4e
commit 6f099c7bd5
1 changed files with 7 additions and 3 deletions
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10
hw/xwin/winmultiwindowwindow.c
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@ -523,9 +523,13 @@ winCreateWindowsWindow(WindowPtr pWin)
if (winMultiWindowGetTransientFor(pWin, &daddyId)) {
if (daddyId) {
hFore = GetForegroundWindow();
if (hFore && (daddyId != (Window) (INT_PTR) GetProp(hFore, WIN_WID_PROP)))
hFore = NULL;
WindowPtr pParent;
int res = dixLookupWindow(&pParent, daddyId, serverClient, DixReadAccess);
if (res == Success)
{
winPrivWinPtr pParentPriv = winGetWindowPriv(pParent);
hFore = pParentPriv->hWnd;
}
}
}
else {