diff options
Diffstat (limited to 'src/plugins/platforms/windows')
4 files changed, 60 insertions, 3 deletions
diff --git a/src/plugins/platforms/windows/qwindowscontext.cpp b/src/plugins/platforms/windows/qwindowscontext.cpp index 03bb1bee48..373758b49e 100644 --- a/src/plugins/platforms/windows/qwindowscontext.cpp +++ b/src/plugins/platforms/windows/qwindowscontext.cpp @@ -201,7 +201,9 @@ void QWindowsUser32DLL::init() getPointerDeviceRects = (GetPointerDeviceRects)library.resolve("GetPointerDeviceRects"); getPointerTouchInfo = (GetPointerTouchInfo)library.resolve("GetPointerTouchInfo"); getPointerFrameTouchInfo = (GetPointerFrameTouchInfo)library.resolve("GetPointerFrameTouchInfo"); + getPointerFrameTouchInfoHistory = (GetPointerFrameTouchInfoHistory)library.resolve("GetPointerFrameTouchInfoHistory"); getPointerPenInfo = (GetPointerPenInfo)library.resolve("GetPointerPenInfo"); + getPointerPenInfoHistory = (GetPointerPenInfoHistory)library.resolve("GetPointerPenInfoHistory"); skipPointerFrameMessages = (SkipPointerFrameMessages)library.resolve("SkipPointerFrameMessages"); } @@ -216,8 +218,8 @@ void QWindowsUser32DLL::init() bool QWindowsUser32DLL::supportsPointerApi() { return enableMouseInPointer && getPointerType && getPointerInfo && getPointerDeviceRects - && getPointerTouchInfo && getPointerFrameTouchInfo && getPointerPenInfo - && skipPointerFrameMessages; + && getPointerTouchInfo && getPointerFrameTouchInfo && getPointerFrameTouchInfoHistory + && getPointerPenInfo && getPointerPenInfoHistory && skipPointerFrameMessages; } void QWindowsShcoreDLL::init() diff --git a/src/plugins/platforms/windows/qwindowscontext.h b/src/plugins/platforms/windows/qwindowscontext.h index 8102e0bf19..622c729a10 100644 --- a/src/plugins/platforms/windows/qwindowscontext.h +++ b/src/plugins/platforms/windows/qwindowscontext.h @@ -92,7 +92,9 @@ struct QWindowsUser32DLL typedef BOOL (WINAPI *GetPointerDeviceRects)(HANDLE, RECT *, RECT *); typedef BOOL (WINAPI *GetPointerTouchInfo)(UINT32, PVOID); typedef BOOL (WINAPI *GetPointerFrameTouchInfo)(UINT32, UINT32 *, PVOID); + typedef BOOL (WINAPI *GetPointerFrameTouchInfoHistory)(UINT32, UINT32 *, UINT32 *, PVOID); typedef BOOL (WINAPI *GetPointerPenInfo)(UINT32, PVOID); + typedef BOOL (WINAPI *GetPointerPenInfoHistory)(UINT32, UINT32 *, PVOID); typedef BOOL (WINAPI *SkipPointerFrameMessages)(UINT32); typedef BOOL (WINAPI *SetProcessDPIAware)(); typedef BOOL (WINAPI *AddClipboardFormatListener)(HWND); @@ -110,7 +112,9 @@ struct QWindowsUser32DLL GetPointerDeviceRects getPointerDeviceRects = nullptr; GetPointerTouchInfo getPointerTouchInfo = nullptr; GetPointerFrameTouchInfo getPointerFrameTouchInfo = nullptr; + GetPointerFrameTouchInfoHistory getPointerFrameTouchInfoHistory = nullptr; GetPointerPenInfo getPointerPenInfo = nullptr; + GetPointerPenInfoHistory getPointerPenInfoHistory = nullptr; SkipPointerFrameMessages skipPointerFrameMessages = nullptr; // Windows Vista onwards diff --git a/src/plugins/platforms/windows/qwindowsintegration.cpp b/src/plugins/platforms/windows/qwindowsintegration.cpp index 0694435427..7d621126b9 100644 --- a/src/plugins/platforms/windows/qwindowsintegration.cpp +++ b/src/plugins/platforms/windows/qwindowsintegration.cpp @@ -236,7 +236,9 @@ QWindowsIntegrationPrivate::QWindowsIntegrationPrivate(const QStringList ¶mL m_options = parseOptions(paramList, &tabletAbsoluteRange, &dpiAwareness); QWindowsFontDatabase::setFontOptions(m_options); - if (!m_context.initPointer(m_options)) { + if (m_context.initPointer(m_options)) { + QCoreApplication::setAttribute(Qt::AA_CompressHighFrequencyEvents); + } else { m_context.initTablet(m_options); if (tabletAbsoluteRange >= 0) m_context.setTabletAbsoluteRange(tabletAbsoluteRange); diff --git a/src/plugins/platforms/windows/qwindowspointerhandler.cpp b/src/plugins/platforms/windows/qwindowspointerhandler.cpp index d8918d1b3d..7ead14822a 100644 --- a/src/plugins/platforms/windows/qwindowspointerhandler.cpp +++ b/src/plugins/platforms/windows/qwindowspointerhandler.cpp @@ -106,6 +106,32 @@ bool QWindowsPointerHandler::translatePointerEvent(QWindow *window, HWND hwnd, Q qWarning() << "GetPointerFrameTouchInfo() failed:" << qt_error_string(); return false; } + + if (!pointerCount) + return false; + + // The history count is the same for all the touchpoints in touchInfo + quint32 historyCount = touchInfo[0].pointerInfo.historyCount; + // dispatch any skipped frames if event compression is disabled by the app + if (historyCount > 1 && !QCoreApplication::testAttribute(Qt::AA_CompressHighFrequencyEvents)) { + touchInfo.resize(pointerCount * historyCount); + if (!QWindowsContext::user32dll.getPointerFrameTouchInfoHistory(pointerId, + &historyCount, + &pointerCount, + touchInfo.data())) { + qWarning() << "GetPointerFrameTouchInfoHistory() failed:" << qt_error_string(); + return false; + } + + // history frames are returned with the most recent frame first so we iterate backwards + bool result = true; + for (auto it = touchInfo.rbegin(), end = touchInfo.rend(); it != end; it += pointerCount) { + result &= translateTouchEvent(window, hwnd, et, msg, + &(*(it + (pointerCount - 1))), pointerCount); + } + return result; + } + return translateTouchEvent(window, hwnd, et, msg, touchInfo.data(), pointerCount); } case QT_PT_PEN: { @@ -114,6 +140,29 @@ bool QWindowsPointerHandler::translatePointerEvent(QWindow *window, HWND hwnd, Q qWarning() << "GetPointerPenInfo() failed:" << qt_error_string(); return false; } + + quint32 historyCount = penInfo.pointerInfo.historyCount; + // dispatch any skipped frames if generic or tablet event compression is disabled by the app + if (historyCount > 1 + && (!QCoreApplication::testAttribute(Qt::AA_CompressHighFrequencyEvents) + || !QCoreApplication::testAttribute(Qt::AA_CompressTabletEvents))) { + QVarLengthArray<POINTER_PEN_INFO, 10> penInfoHistory(historyCount); + + if (!QWindowsContext::user32dll.getPointerPenInfoHistory(pointerId, + &historyCount, + penInfoHistory.data())) { + qWarning() << "GetPointerPenInfoHistory() failed:" << qt_error_string(); + return false; + } + + // history frames are returned with the most recent frame first so we iterate backwards + bool result = true; + for (auto it = penInfoHistory.rbegin(), end = penInfoHistory.rend(); it != end; ++it) { + result &= translatePenEvent(window, hwnd, et, msg, &(*(it))); + } + return result; + } + return translatePenEvent(window, hwnd, et, msg, &penInfo); } } |