diff options
Diffstat (limited to 'src/plugins/platforms/windows/qwindowsmousehandler.cpp')
-rw-r--r-- | src/plugins/platforms/windows/qwindowsmousehandler.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/plugins/platforms/windows/qwindowsmousehandler.cpp b/src/plugins/platforms/windows/qwindowsmousehandler.cpp index 75190a19f7..b9c2db1c6a 100644 --- a/src/plugins/platforms/windows/qwindowsmousehandler.cpp +++ b/src/plugins/platforms/windows/qwindowsmousehandler.cpp @@ -209,6 +209,7 @@ bool QWindowsMouseHandler::translateMouseEvent(QWindow *window, HWND hwnd, // Check for events synthesized from touch. Lower 7 bits are touch/pen index, bit 8 indicates touch. // However, when tablet support is active, extraInfo is a packet serial number. This is not a problem // since we do not want to ignore mouse events coming from a tablet. + // See https://msdn.microsoft.com/en-us/library/windows/desktop/ms703320.aspx const quint64 extraInfo = quint64(GetMessageExtraInfo()); if ((extraInfo & signatureMask) == miWpSignature) { if (extraInfo & 0x80) { // Bit 7 indicates touch event, else tablet pen. |