Windows: Use PostMessage for clipboard notifications for debugged apps.

Task-number: QTBUG-33492

Change-Id: I68af5f8ad767c55c95f758259cbb5d8a8080e70e
Reviewed-by: Joerg Bornemann <joerg.bornemann@digia.com>

1 files changed, 5 insertions, 6 deletions

diff --git a/src/plugins/platforms/windows/qwindowsclipboard.cpp b/src/plugins/platforms/windows/qwindowsclipboard.cpp
index cf6cb199c7..51e0d0e803 100644
--- a/src/plugins/platforms/windows/qwindowsclipboard.cpp
+++ b/src/plugins/platforms/windows/qwindowsclipboard.cpp
@@ -203,13 +203,12 @@ void QWindowsClipboard::propagateClipboardMessage(UINT message, WPARAM wParam, L
         qWarning("%s: Cowardly refusing to send clipboard message to hung application...", Q_FUNC_INFO);
         return;
     }
-    // Also refuse if the process is being debugged, specifically, if it is
+    // Do not block if the process is being debugged, specifically, if it is
     // displaying a runtime assert, which is not caught by isHungAppWindow().
-    if (isProcessBeingDebugged(m_nextClipboardViewer)) {
-        qWarning("%s: Cowardly refusing to send clipboard message to application under debugger...", Q_FUNC_INFO);
-        return;
-    }
-    SendMessage(m_nextClipboardViewer, message, wParam, lParam);
+    if (isProcessBeingDebugged(m_nextClipboardViewer))
+        PostMessage(m_nextClipboardViewer, message, wParam, lParam);
+    else
+        SendMessage(m_nextClipboardViewer, message, wParam, lParam);
 }
 
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