pass QS_POSTMESSAGE to GetQueueStatus() instead of QS_ALLINPUT.
QS_ALLINPUT is a meta-flag that includes QS_POINTER and QS_TOUCH, both of which can cause GetQueueStatus() to return 0 even when there are pending messages. fixes #4
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@ -62,7 +62,7 @@ MSWindowsEventQueueBuffer::waitForEvent(double timeout)
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// MsgWaitForMultipleObjects() will block even if the queue isn't
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// empty if the messages in the queue were there before the last
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// call to GetMessage()/PeekMessage().
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if (HIWORD(GetQueueStatus(QS_ALLINPUT)) != 0) {
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if (!isEmpty()) {
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return;
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}
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@ -128,7 +128,9 @@ MSWindowsEventQueueBuffer::addEvent(UInt32 dataID)
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bool
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MSWindowsEventQueueBuffer::isEmpty() const
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{
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return (HIWORD(GetQueueStatus(QS_ALLINPUT)) == 0);
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// don't use QS_POINTER, QS_TOUCH, or any meta-flags that include them (like QS_ALLINPUT)
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// because they can cause GetQueueStatus() to always return 0 and we miss events
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return (HIWORD(GetQueueStatus(QS_POSTMESSAGE)) == 0);
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}
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EventQueueTimer*
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