Do not process WM_LBUTTONUP message in ButtonWndProc()

when the mouse is not captured.

Do not process WM_LBUTTONUP message in ButtonWndProc()
be7a9d16 · Rein Klazes · Alexandre Julliard · 86b686fb · be7a9d16
Commit be7a9d16 authored Jun 05, 1999 by Rein Klazes Committed by Alexandre Julliard Jun 05, 1999
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button.c controls/button.c +2 -0

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--- a/controls/button.c
+++ b/controls/button.c
@@ -143,6 +143,8 @@ static inline LRESULT WINAPI ButtonWndProc_locked(WND* wndPtr, UINT uMsg,
        break;
    case WM_LBUTTONUP:
+	/* FIXME: real windows uses extra flags in the status for this */
+        if (GetCapture() != hWnd) break;
        ReleaseCapture();
        if (!(infoPtr->state & BUTTON_HIGHLIGHTED)) break;
        SendMessageA( hWnd, BM_SETSTATE, FALSE, 0 );