diff --git a/src/lib/platform/MSWindowsEventQueueBuffer.cpp b/src/lib/platform/MSWindowsEventQueueBuffer.cpp index f6de1573..31113676 100644 --- a/src/lib/platform/MSWindowsEventQueueBuffer.cpp +++ b/src/lib/platform/MSWindowsEventQueueBuffer.cpp @@ -21,6 +21,7 @@ #include "arch/win32/ArchMiscWindows.h" #include "mt/Thread.h" #include "base/IEventQueue.h" +#include // // EventQueueTimer @@ -48,6 +49,15 @@ MSWindowsEventQueueBuffer::MSWindowsEventQueueBuffer(IEventQueue* events) : // make sure this thread has a message queue MSG dummy; PeekMessage(&dummy, NULL, WM_USER, WM_USER, PM_NOREMOVE); + + m_os_supported_message_types = QS_ALLINPUT; + if (!IsWindows8OrGreater()) + { + // don't use QS_POINTER, QS_TOUCH + // because they can cause GetQueueStatus() to always return 0 and we miss events + // since those flags are confusing Windows 7. See QTBUG-29097 for related info + m_os_supported_message_types &= ~(QS_TOUCH | QS_POINTER); + } } MSWindowsEventQueueBuffer::~MSWindowsEventQueueBuffer() @@ -79,7 +89,7 @@ MSWindowsEventQueueBuffer::waitForEvent(double timeout) // cancellation but that's okay because we're run in the main // thread and we never cancel that thread. HANDLE dummy[1]; - MsgWaitForMultipleObjects(0, dummy, FALSE, t, QS_ALLINPUT); + MsgWaitForMultipleObjects(0, dummy, FALSE, t, m_os_supported_message_types); } IEventQueueBuffer::Type @@ -128,9 +138,7 @@ MSWindowsEventQueueBuffer::addEvent(UInt32 dataID) bool MSWindowsEventQueueBuffer::isEmpty() const { - // don't use QS_POINTER, QS_TOUCH, or any meta-flags that include them (like QS_ALLINPUT) - // because they can cause GetQueueStatus() to always return 0 and we miss events - return (HIWORD(GetQueueStatus(QS_POSTMESSAGE)) == 0); + return (HIWORD(GetQueueStatus(m_os_supported_message_types)) == 0); } EventQueueTimer* diff --git a/src/lib/platform/MSWindowsEventQueueBuffer.h b/src/lib/platform/MSWindowsEventQueueBuffer.h index 6a0f9f90..bc9bde1f 100644 --- a/src/lib/platform/MSWindowsEventQueueBuffer.h +++ b/src/lib/platform/MSWindowsEventQueueBuffer.h @@ -47,4 +47,5 @@ private: MSG m_event; UINT m_daemonQuit; IEventQueue* m_events; + UINT m_os_supported_message_types; };