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check the return value of message MSG_MOVEMAINWIN

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Vincent Wei
2020-02-06 21:51:10 +08:00
parent 67580a65e9
commit 5e5101ea38
1 changed files with 7 additions and 5 deletions
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src/gui/window.c
+7 -5
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@@ -4643,18 +4643,20 @@ BOOL GUIAPI MoveWindow (HWND hWnd, int x, int y, int w, int h, BOOL fPaint)
SendMessage (hWnd, MSG_SIZECHANGING,
(WPARAM)(&rcExpect), (LPARAM)(&rcResult));
if (EqualRect (&rcWindow, &rcResult))
{
if (EqualRect (&rcWindow, &rcResult)) {
return FALSE;
}
if (IsMainWindow (hWnd) || (pWin->dwExStyle & WS_EX_CTRLASMAINWIN)) {
SendMessage (HWND_DESKTOP, MSG_MOVEMAINWIN,
(WPARAM)hWnd, (LPARAM)(&rcResult));
// Since 4.2.0: check the return value.
if (SendMessage (HWND_DESKTOP, MSG_MOVEMAINWIN,
(WPARAM)hWnd, (LPARAM)(&rcResult)))
return FALSE;
if (RECTH (rcWindow) != RECTH (rcResult)
|| RECTW (rcWindow) != RECTW (rcResult))
|| RECTW (rcWindow) != RECTW (rcResult)) {
fPaint = TRUE;
}
}
else {
PCONTROL pParent;