diff options
Diffstat (limited to 'src/plugins/platforms/windows/qwindowspointerhandler.cpp')
| -rw-r--r-- | src/plugins/platforms/windows/qwindowspointerhandler.cpp | 499 |
1 files changed, 287 insertions, 212 deletions
diff --git a/src/plugins/platforms/windows/qwindowspointerhandler.cpp b/src/plugins/platforms/windows/qwindowspointerhandler.cpp index c5acc38e7c..f1960f1585 100644 --- a/src/plugins/platforms/windows/qwindowspointerhandler.cpp +++ b/src/plugins/platforms/windows/qwindowspointerhandler.cpp @@ -1,6 +1,6 @@ /**************************************************************************** ** -** Copyright (C) 2018 The Qt Company Ltd. +** Copyright (C) 2019 The Qt Company Ltd. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the plugins of the Qt Toolkit. @@ -51,7 +51,6 @@ #include "qwindowsintegration.h" #include "qwindowsscreen.h" -#include <qpa/qwindowsysteminterface.h> #include <QtGui/qguiapplication.h> #include <QtGui/qscreen.h> #include <QtGui/qtouchdevice.h> @@ -60,6 +59,7 @@ #include <QtCore/qvarlengtharray.h> #include <QtCore/qloggingcategory.h> #include <QtCore/qoperatingsystemversion.h> +#include <QtCore/qqueue.h> #include <algorithm> @@ -90,12 +90,8 @@ bool QWindowsPointerHandler::translatePointerEvent(QWindow *window, HWND hwnd, Q case QT_PT_POINTER: case QT_PT_MOUSE: case QT_PT_TOUCHPAD: { - POINTER_INFO pointerInfo; - if (!QWindowsContext::user32dll.getPointerInfo(pointerId, &pointerInfo)) { - qWarning() << "GetPointerInfo() failed:" << qt_error_string(); - return false; - } - return translateMouseTouchPadEvent(window, hwnd, et, msg, &pointerInfo); + // Let Mouse/TouchPad be handled using legacy messages. + return false; } case QT_PT_TOUCH: { quint32 pointerCount = 0; @@ -171,82 +167,87 @@ bool QWindowsPointerHandler::translatePointerEvent(QWindow *window, HWND hwnd, Q return false; } -static void getMouseEventInfo(UINT message, POINTER_BUTTON_CHANGE_TYPE changeType, QPoint globalPos, QEvent::Type *eventType, Qt::MouseButton *mouseButton) +namespace { +struct MouseEvent { + QEvent::Type type; + Qt::MouseButton button; +}; +} // namespace + +static inline Qt::MouseButton extraButton(WPARAM wParam) // for WM_XBUTTON... { - static const QHash<POINTER_BUTTON_CHANGE_TYPE, Qt::MouseButton> buttonMapping { - {POINTER_CHANGE_FIRSTBUTTON_DOWN, Qt::LeftButton}, - {POINTER_CHANGE_FIRSTBUTTON_UP, Qt::LeftButton}, - {POINTER_CHANGE_SECONDBUTTON_DOWN, Qt::RightButton}, - {POINTER_CHANGE_SECONDBUTTON_UP, Qt::RightButton}, - {POINTER_CHANGE_THIRDBUTTON_DOWN, Qt::MiddleButton}, - {POINTER_CHANGE_THIRDBUTTON_UP, Qt::MiddleButton}, - {POINTER_CHANGE_FOURTHBUTTON_DOWN, Qt::XButton1}, - {POINTER_CHANGE_FOURTHBUTTON_UP, Qt::XButton1}, - {POINTER_CHANGE_FIFTHBUTTON_DOWN, Qt::XButton2}, - {POINTER_CHANGE_FIFTHBUTTON_UP, Qt::XButton2}, - }; - - static const POINTER_BUTTON_CHANGE_TYPE downChanges[] = { - POINTER_CHANGE_FIRSTBUTTON_DOWN, - POINTER_CHANGE_SECONDBUTTON_DOWN, - POINTER_CHANGE_THIRDBUTTON_DOWN, - POINTER_CHANGE_FOURTHBUTTON_DOWN, - POINTER_CHANGE_FIFTHBUTTON_DOWN, - }; - - static const POINTER_BUTTON_CHANGE_TYPE upChanges[] = { - POINTER_CHANGE_FIRSTBUTTON_UP, - POINTER_CHANGE_SECONDBUTTON_UP, - POINTER_CHANGE_THIRDBUTTON_UP, - POINTER_CHANGE_FOURTHBUTTON_UP, - POINTER_CHANGE_FIFTHBUTTON_UP, - }; - - if (!eventType || !mouseButton) - return; - - const bool nonClient = message == WM_NCPOINTERUPDATE || - message == WM_NCPOINTERDOWN || - message == WM_NCPOINTERUP; - - if (std::find(std::begin(downChanges), - std::end(downChanges), changeType) < std::end(downChanges)) { - *eventType = nonClient ? QEvent::NonClientAreaMouseButtonPress : - QEvent::MouseButtonPress; - } else if (std::find(std::begin(upChanges), - std::end(upChanges), changeType) < std::end(upChanges)) { - *eventType = nonClient ? QEvent::NonClientAreaMouseButtonRelease : - QEvent::MouseButtonRelease; - } else if (message == WM_POINTERWHEEL || message == WM_POINTERHWHEEL) { - *eventType = QEvent::Wheel; - } else { - *eventType = nonClient ? QEvent::NonClientAreaMouseMove : - QEvent::MouseMove; - } + return GET_XBUTTON_WPARAM(wParam) == XBUTTON1 ? Qt::BackButton : Qt::ForwardButton; +} - *mouseButton = buttonMapping.value(changeType, Qt::NoButton); - - // Pointer messages lack a double click indicator. Check if this is the case here. - if (*eventType == QEvent::MouseButtonPress || - *eventType == QEvent::NonClientAreaMouseButtonPress) { - static LONG lastTime = 0; - static Qt::MouseButton lastButton = Qt::NoButton; - static QEvent::Type lastEvent = QEvent::None; - static QPoint lastPos; - LONG messageTime = GetMessageTime(); - if (*mouseButton == lastButton - && *eventType == lastEvent - && messageTime - lastTime < (LONG)GetDoubleClickTime() - && qAbs(globalPos.x() - lastPos.x()) < GetSystemMetrics(SM_CXDOUBLECLK) - && qAbs(globalPos.y() - lastPos.y()) < GetSystemMetrics(SM_CYDOUBLECLK)) { - *eventType = nonClient ? QEvent::NonClientAreaMouseButtonDblClick : - QEvent::MouseButtonDblClick; - } - lastTime = messageTime; - lastButton = *mouseButton; - lastEvent = *eventType; - lastPos = globalPos; +static inline MouseEvent eventFromMsg(const MSG &msg) +{ + switch (msg.message) { + case WM_MOUSEMOVE: + return {QEvent::MouseMove, Qt::NoButton}; + case WM_LBUTTONDOWN: + return {QEvent::MouseButtonPress, Qt::LeftButton}; + case WM_LBUTTONUP: + return {QEvent::MouseButtonRelease, Qt::LeftButton}; + case WM_LBUTTONDBLCLK: // Qt QPA does not handle double clicks, send as press + return {QEvent::MouseButtonPress, Qt::LeftButton}; + case WM_MBUTTONDOWN: + return {QEvent::MouseButtonPress, Qt::MidButton}; + case WM_MBUTTONUP: + return {QEvent::MouseButtonRelease, Qt::MidButton}; + case WM_MBUTTONDBLCLK: + return {QEvent::MouseButtonPress, Qt::MidButton}; + case WM_RBUTTONDOWN: + return {QEvent::MouseButtonPress, Qt::RightButton}; + case WM_RBUTTONUP: + return {QEvent::MouseButtonRelease, Qt::RightButton}; + case WM_RBUTTONDBLCLK: + return {QEvent::MouseButtonPress, Qt::RightButton}; + case WM_XBUTTONDOWN: + return {QEvent::MouseButtonPress, extraButton(msg.wParam)}; + case WM_XBUTTONUP: + return {QEvent::MouseButtonRelease, extraButton(msg.wParam)}; + case WM_XBUTTONDBLCLK: + return {QEvent::MouseButtonPress, extraButton(msg.wParam)}; + case WM_NCMOUSEMOVE: + return {QEvent::NonClientAreaMouseMove, Qt::NoButton}; + case WM_NCLBUTTONDOWN: + return {QEvent::NonClientAreaMouseButtonPress, Qt::LeftButton}; + case WM_NCLBUTTONUP: + return {QEvent::NonClientAreaMouseButtonRelease, Qt::LeftButton}; + case WM_NCLBUTTONDBLCLK: + return {QEvent::NonClientAreaMouseButtonPress, Qt::LeftButton}; + case WM_NCMBUTTONDOWN: + return {QEvent::NonClientAreaMouseButtonPress, Qt::MidButton}; + case WM_NCMBUTTONUP: + return {QEvent::NonClientAreaMouseButtonRelease, Qt::MidButton}; + case WM_NCMBUTTONDBLCLK: + return {QEvent::NonClientAreaMouseButtonPress, Qt::MidButton}; + case WM_NCRBUTTONDOWN: + return {QEvent::NonClientAreaMouseButtonPress, Qt::RightButton}; + case WM_NCRBUTTONUP: + return {QEvent::NonClientAreaMouseButtonRelease, Qt::RightButton}; + case WM_NCRBUTTONDBLCLK: + return {QEvent::NonClientAreaMouseButtonPress, Qt::RightButton}; + default: // WM_MOUSELEAVE + break; } + return {QEvent::None, Qt::NoButton}; +} + +static Qt::MouseButtons mouseButtonsFromKeyState(WPARAM keyState) +{ + Qt::MouseButtons result = Qt::NoButton; + if (keyState & MK_LBUTTON) + result |= Qt::LeftButton; + if (keyState & MK_RBUTTON) + result |= Qt::RightButton; + if (keyState & MK_MBUTTON) + result |= Qt::MiddleButton; + if (keyState & MK_XBUTTON1) + result |= Qt::XButton1; + if (keyState & MK_XBUTTON2) + result |= Qt::XButton2; + return result; } static QWindow *getWindowUnderPointer(QWindow *window, QPoint globalPos) @@ -318,102 +319,101 @@ QTouchDevice *QWindowsPointerHandler::ensureTouchDevice() return m_touchDevice; } -Qt::MouseButtons QWindowsPointerHandler::queryMouseButtons() -{ - Qt::MouseButtons result = 0; - const bool mouseSwapped = GetSystemMetrics(SM_SWAPBUTTON); - if (GetAsyncKeyState(VK_LBUTTON) < 0) - result |= mouseSwapped ? Qt::RightButton: Qt::LeftButton; - if (GetAsyncKeyState(VK_RBUTTON) < 0) - result |= mouseSwapped ? Qt::LeftButton : Qt::RightButton; - if (GetAsyncKeyState(VK_MBUTTON) < 0) - result |= Qt::MidButton; - if (GetAsyncKeyState(VK_XBUTTON1) < 0) - result |= Qt::XButton1; - if (GetAsyncKeyState(VK_XBUTTON2) < 0) - result |= Qt::XButton2; - return result; -} - -bool QWindowsPointerHandler::translateMouseTouchPadEvent(QWindow *window, HWND hwnd, - QtWindows::WindowsEventType et, - MSG msg, PVOID vPointerInfo) +void QWindowsPointerHandler::handleCaptureRelease(QWindow *window, + QWindow *currentWindowUnderPointer, + HWND hwnd, + QEvent::Type eventType, + Qt::MouseButtons mouseButtons) { - POINTER_INFO *pointerInfo = static_cast<POINTER_INFO *>(vPointerInfo); - const QPoint globalPos = QPoint(pointerInfo->ptPixelLocation.x, pointerInfo->ptPixelLocation.y); - const QPoint localPos = QWindowsGeometryHint::mapFromGlobal(hwnd, globalPos); - const Qt::KeyboardModifiers keyModifiers = QWindowsKeyMapper::queryKeyboardModifiers(); - const Qt::MouseButtons mouseButtons = queryMouseButtons(); - - QWindow *currentWindowUnderPointer = getWindowUnderPointer(window, globalPos); QWindowsWindow *platformWindow = static_cast<QWindowsWindow *>(window->handle()); - switch (msg.message) { - case WM_NCPOINTERDOWN: - case WM_NCPOINTERUP: - case WM_NCPOINTERUPDATE: - case WM_POINTERDOWN: - case WM_POINTERUP: - case WM_POINTERUPDATE: { + // Qt expects the platform plugin to capture the mouse on any button press until release. + if (!platformWindow->hasMouseCapture() && eventType == QEvent::MouseButtonPress) { - QEvent::Type eventType; - Qt::MouseButton button; - getMouseEventInfo(msg.message, pointerInfo->ButtonChangeType, globalPos, &eventType, &button); + platformWindow->setMouseGrabEnabled(true); + platformWindow->setFlag(QWindowsWindow::AutoMouseCapture); + qCDebug(lcQpaEvents) << "Automatic mouse capture " << window; - if (et & QtWindows::NonClientEventFlag) { - QWindowSystemInterface::handleFrameStrutMouseEvent(window, localPos, globalPos, mouseButtons, button, eventType, - keyModifiers, Qt::MouseEventNotSynthesized); - return false; // To allow window dragging, etc. - } else { - if (currentWindowUnderPointer != m_windowUnderPointer) { - if (m_windowUnderPointer && m_windowUnderPointer == m_currentWindow) { - QWindowSystemInterface::handleLeaveEvent(m_windowUnderPointer); - m_currentWindow = nullptr; - } - - if (currentWindowUnderPointer) { - if (currentWindowUnderPointer != m_currentWindow) { - QWindowSystemInterface::handleEnterEvent(currentWindowUnderPointer, localPos, globalPos); - m_currentWindow = currentWindowUnderPointer; - if (QWindowsWindow *wumPlatformWindow = QWindowsWindow::windowsWindowOf(currentWindowUnderPointer)) - wumPlatformWindow->applyCursor(); - trackLeave(hwnd); - } - } else { - platformWindow->applyCursor(); - } - m_windowUnderPointer = currentWindowUnderPointer; - } + // Implement "Click to focus" for native child windows (unless it is a native widget window). + if (!window->isTopLevel() && !window->inherits("QWidgetWindow") && QGuiApplication::focusWindow() != window) + window->requestActivate(); - QWindowSystemInterface::handleMouseEvent(window, localPos, globalPos, mouseButtons, button, eventType, - keyModifiers, Qt::MouseEventNotSynthesized); + } else if (platformWindow->hasMouseCapture() + && platformWindow->testFlag(QWindowsWindow::AutoMouseCapture) + && eventType == QEvent::MouseButtonRelease + && !mouseButtons) { - // The initial down click over the QSizeGrip area, which posts a resize WM_SYSCOMMAND - // has go to through DefWindowProc() for resizing to work, so we return false here, - // unless the mouse is captured, as it would mess with menu processing. - return msg.message != WM_POINTERDOWN || GetCapture(); - } + platformWindow->setMouseGrabEnabled(false); + qCDebug(lcQpaEvents) << "Releasing automatic mouse capture " << window; } - case WM_POINTERHWHEEL: - case WM_POINTERWHEEL: { - int delta = GET_WHEEL_DELTA_WPARAM(msg.wParam); + // Enter new window: track to generate leave event. + // If there is an active capture, only track if the current window is capturing, + // so we don't get extra leave when cursor leaves the application. + if (window != m_currentWindow && + (!platformWindow->hasMouseCapture() || currentWindowUnderPointer == window)) { + trackLeave(hwnd); + m_currentWindow = window; + } +} - // Qt horizontal wheel rotation orientation is opposite to the one in WM_POINTERHWHEEL - if (msg.message == WM_POINTERHWHEEL) - delta = -delta; +void QWindowsPointerHandler::handleEnterLeave(QWindow *window, + QWindow *currentWindowUnderPointer, + QPoint globalPos) +{ + QWindowsWindow *platformWindow = static_cast<QWindowsWindow *>(window->handle()); + const bool hasCapture = platformWindow->hasMouseCapture(); + + // No enter or leave events are sent as long as there is an autocapturing window. + if (!hasCapture || !platformWindow->testFlag(QWindowsWindow::AutoMouseCapture)) { + + // Leave is needed if: + // 1) There is no capture and we move from a window to another window. + // Note: Leaving the application entirely is handled in translateMouseEvent(WM_MOUSELEAVE). + // 2) There is capture and we move out of the capturing window. + // 3) There is a new capture and we were over another window. + if ((m_windowUnderPointer && m_windowUnderPointer != currentWindowUnderPointer + && (!hasCapture || window == m_windowUnderPointer)) + || (hasCapture && m_previousCaptureWindow != window && m_windowUnderPointer + && m_windowUnderPointer != window)) { + + qCDebug(lcQpaEvents) << "Leaving window " << m_windowUnderPointer; + QWindowSystemInterface::handleLeaveEvent(m_windowUnderPointer); - const QPoint angleDelta = (msg.message == WM_POINTERHWHEEL || (keyModifiers & Qt::AltModifier)) ? - QPoint(delta, 0) : QPoint(0, delta); + if (hasCapture && currentWindowUnderPointer != window) { + // Clear tracking if capturing and current window is not the capturing window + // to avoid leave when mouse actually leaves the application. + m_currentWindow = nullptr; + // We are not officially in any window, but we need to set some cursor to clear + // whatever cursor the left window had, so apply the cursor of the capture window. + platformWindow->applyCursor(); + } + } - if (isValidWheelReceiver(window)) - QWindowSystemInterface::handleWheelEvent(window, localPos, globalPos, QPoint(), angleDelta, keyModifiers); - return true; - } - case WM_POINTERLEAVE: - return true; + // Enter is needed if: + // 1) There is no capture and we move to a new window. + // 2) There is capture and we move into the capturing window. + // 3) The capture just ended and we are over non-capturing window. + if ((currentWindowUnderPointer && m_windowUnderPointer != currentWindowUnderPointer + && (!hasCapture || currentWindowUnderPointer == window)) + || (m_previousCaptureWindow && !hasCapture && currentWindowUnderPointer + && currentWindowUnderPointer != m_previousCaptureWindow)) { + + QPoint wumLocalPos; + if (QWindowsWindow *wumPlatformWindow = QWindowsWindow::windowsWindowOf(currentWindowUnderPointer)) { + wumLocalPos = wumPlatformWindow->mapFromGlobal(globalPos); + wumPlatformWindow->applyCursor(); + } + qCDebug(lcQpaEvents) << "Entering window " << currentWindowUnderPointer; + QWindowSystemInterface::handleEnterEvent(currentWindowUnderPointer, wumLocalPos, globalPos); + } + + // We need to track m_windowUnderPointer separately from m_currentWindow, as Windows + // mouse tracking will not trigger WM_MOUSELEAVE for leaving window when mouse capture is set. + m_windowUnderPointer = currentWindowUnderPointer; } - return false; + + m_previousCaptureWindow = hasCapture ? window : nullptr; } bool QWindowsPointerHandler::translateTouchEvent(QWindow *window, HWND hwnd, @@ -421,7 +421,6 @@ bool QWindowsPointerHandler::translateTouchEvent(QWindow *window, HWND hwnd, MSG msg, PVOID vTouchInfo, quint32 count) { Q_UNUSED(hwnd); - Q_UNUSED(et); if (et & QtWindows::NonClientEventFlag) return false; // Let DefWindowProc() handle Non Client messages. @@ -458,6 +457,8 @@ bool QWindowsPointerHandler::translateTouchEvent(QWindow *window, HWND hwnd, << " message=" << hex << msg.message << " count=" << dec << count; + Qt::TouchPointStates allStates = 0; + for (quint32 i = 0; i < count; ++i) { if (QWindowsContext::verbose > 1) qCDebug(lcQpaEvents).noquote().nospace() << showbase @@ -466,7 +467,13 @@ bool QWindowsPointerHandler::translateTouchEvent(QWindow *window, HWND hwnd, << " flags=" << hex << touchInfo[i].pointerInfo.pointerFlags; QWindowSystemInterface::TouchPoint touchPoint; - touchPoint.id = touchInfo[i].pointerInfo.pointerId; + const quint32 pointerId = touchInfo[i].pointerInfo.pointerId; + int id = m_touchInputIDToTouchPointID.value(pointerId, -1); + if (id == -1) { + id = m_touchInputIDToTouchPointID.size(); + m_touchInputIDToTouchPointID.insert(pointerId, id); + } + touchPoint.id = id; touchPoint.pressure = (touchInfo[i].touchMask & TOUCH_MASK_PRESSURE) ? touchInfo[i].pressure / 1024.0 : 1.0; if (m_lastTouchPositions.contains(touchPoint.id)) @@ -494,21 +501,27 @@ bool QWindowsPointerHandler::translateTouchEvent(QWindow *window, HWND hwnd, touchPoint.state = stationaryTouchPoint ? Qt::TouchPointStationary : Qt::TouchPointMoved; m_lastTouchPositions.insert(touchPoint.id, touchPoint.normalPosition); } + allStates |= touchPoint.state; + touchPoints.append(touchPoint); // Avoid getting repeated messages for this frame if there are multiple pointerIds QWindowsContext::user32dll.skipPointerFrameMessages(touchInfo[i].pointerInfo.pointerId); } + // all touch points released, forget the ids we've seen. + if (allStates == Qt::TouchPointReleased) + m_touchInputIDToTouchPointID.clear(); + QWindowSystemInterface::handleTouchEvent(window, m_touchDevice, touchPoints, QWindowsKeyMapper::queryKeyboardModifiers()); - - return true; + return false; // Allow mouse messages to be generated. } bool QWindowsPointerHandler::translatePenEvent(QWindow *window, HWND hwnd, QtWindows::WindowsEventType et, MSG msg, PVOID vPenInfo) { +#if QT_CONFIG(tabletevent) if (et & QtWindows::NonClientEventFlag) return false; // Let DefWindowProc() handle Non Client messages. @@ -595,73 +608,135 @@ bool QWindowsPointerHandler::translatePenEvent(QWindow *window, HWND hwnd, QtWin QWindowSystemInterface::handleTabletEvent(target, localPos, hiResGlobalPos, device, type, mouseButtons, pressure, xTilt, yTilt, tangentialPressure, rotation, z, pointerId, keyModifiers); - break; + return false; // Allow mouse messages to be generated. } } return true; +#else + Q_UNUSED(window); + Q_UNUSED(hwnd); + Q_UNUSED(et); + Q_UNUSED(msg); + Q_UNUSED(vPenInfo); + return false; +#endif } -// SetCursorPos()/TrackMouseEvent() will generate old-style WM_MOUSE messages. Handle them here. -bool QWindowsPointerHandler::translateMouseEvent(QWindow *window, HWND hwnd, QtWindows::WindowsEventType et, MSG msg, LRESULT *result) +static inline bool isMouseEventSynthesizedFromPenOrTouch() { - Q_UNUSED(et); + // For details, see + // https://docs.microsoft.com/en-us/windows/desktop/tablet/system-events-and-mouse-messages + const LONG_PTR SIGNATURE_MASK = 0xFFFFFF00; + const LONG_PTR MI_WP_SIGNATURE = 0xFF515700; - *result = 0; - if (msg.message != WM_MOUSELEAVE && msg.message != WM_MOUSEMOVE) - return false; + return ((::GetMessageExtraInfo() & SIGNATURE_MASK) == MI_WP_SIGNATURE); +} - const QPoint localPos(GET_X_LPARAM(msg.lParam), GET_Y_LPARAM(msg.lParam)); - const QPoint globalPos = QWindowsGeometryHint::mapToGlobal(hwnd, localPos); +bool QWindowsPointerHandler::translateMouseWheelEvent(QWindow *window, + QWindow *currentWindowUnderPointer, + MSG msg, + QPoint globalPos, + Qt::KeyboardModifiers keyModifiers) +{ + QWindow *receiver = currentWindowUnderPointer; + if (!isValidWheelReceiver(receiver)) + receiver = window; + if (!isValidWheelReceiver(receiver)) + return true; - QWindowsWindow *platformWindow = static_cast<QWindowsWindow *>(window->handle()); + int delta = GET_WHEEL_DELTA_WPARAM(msg.wParam); - if (msg.message == WM_MOUSELEAVE) { - if (window == m_currentWindow) { - QWindowSystemInterface::handleLeaveEvent(window); - m_windowUnderPointer = nullptr; - m_currentWindow = nullptr; - platformWindow->applyCursor(); - } - return false; + // Qt horizontal wheel rotation orientation is opposite to the one in WM_MOUSEHWHEEL + if (msg.message == WM_MOUSEHWHEEL) + delta = -delta; + + const QPoint angleDelta = (msg.message == WM_MOUSEHWHEEL || (keyModifiers & Qt::AltModifier)) ? + QPoint(delta, 0) : QPoint(0, delta); + + QPoint localPos = QWindowsGeometryHint::mapFromGlobal(receiver, globalPos); + + QWindowSystemInterface::handleWheelEvent(window, localPos, globalPos, QPoint(), angleDelta, keyModifiers); + return true; +} + +// Process legacy mouse messages here. +bool QWindowsPointerHandler::translateMouseEvent(QWindow *window, + HWND hwnd, + QtWindows::WindowsEventType et, + MSG msg, + LRESULT *result) +{ + *result = 0; + + const QPoint eventPos(GET_X_LPARAM(msg.lParam), GET_Y_LPARAM(msg.lParam)); + QPoint localPos; + QPoint globalPos; + + if ((et == QtWindows::MouseWheelEvent) || (et & QtWindows::NonClientEventFlag)) { + globalPos = eventPos; + localPos = QWindowsGeometryHint::mapFromGlobal(hwnd, eventPos); + } else { + localPos = eventPos; + globalPos = QWindowsGeometryHint::mapToGlobal(hwnd, eventPos); } + const Qt::KeyboardModifiers keyModifiers = QWindowsKeyMapper::queryKeyboardModifiers(); + const Qt::MouseButtons mouseButtons = mouseButtonsFromKeyState(msg.wParam); + QWindow *currentWindowUnderPointer = getWindowUnderPointer(window, globalPos); + + if (et == QtWindows::MouseWheelEvent) + return translateMouseWheelEvent(window, currentWindowUnderPointer, msg, globalPos, keyModifiers); + // Windows sends a mouse move with no buttons pressed to signal "Enter" // when a window is shown over the cursor. Discard the event and only use // it for generating QEvent::Enter to be consistent with other platforms - // X11 and macOS. - static QPoint lastMouseMovePos; - const bool discardEvent = msg.wParam == 0 && (m_windowUnderPointer.isNull() || globalPos == lastMouseMovePos); - lastMouseMovePos = globalPos; + bool discardEvent = false; + if (msg.message == WM_MOUSEMOVE) { + static QPoint lastMouseMovePos; + if (msg.wParam == 0 && (m_windowUnderPointer.isNull() || globalPos == lastMouseMovePos)) + discardEvent = true; + lastMouseMovePos = globalPos; + } - QWindow *currentWindowUnderPointer = getWindowUnderPointer(window, globalPos); + Qt::MouseEventSource source = Qt::MouseEventNotSynthesized; + if (isMouseEventSynthesizedFromPenOrTouch()) { + if (QWindowsIntegration::instance()->options() & QWindowsIntegration::DontPassOsMouseEventsSynthesizedFromTouch) + return false; + source = Qt::MouseEventSynthesizedBySystem; + } - if (currentWindowUnderPointer != m_windowUnderPointer) { - if (m_windowUnderPointer && m_windowUnderPointer == m_currentWindow) { - QWindowSystemInterface::handleLeaveEvent(m_windowUnderPointer); - m_currentWindow = nullptr; - } + const MouseEvent mouseEvent = eventFromMsg(msg); - if (currentWindowUnderPointer) { - if (currentWindowUnderPointer != m_currentWindow) { - QWindowSystemInterface::handleEnterEvent(currentWindowUnderPointer, localPos, globalPos); - m_currentWindow = currentWindowUnderPointer; - if (QWindowsWindow *wumPlatformWindow = QWindowsWindow::windowsWindowOf(currentWindowUnderPointer)) - wumPlatformWindow->applyCursor(); - trackLeave(hwnd); - } - } else { - platformWindow->applyCursor(); + if (mouseEvent.type >= QEvent::NonClientAreaMouseMove && mouseEvent.type <= QEvent::NonClientAreaMouseButtonDblClick) { + QWindowSystemInterface::handleFrameStrutMouseEvent(window, localPos, globalPos, mouseButtons, + mouseEvent.button, mouseEvent.type, keyModifiers, source); + return false; // Allow further event processing + } + + if (msg.message == WM_MOUSELEAVE) { + if (window == m_currentWindow) { + QWindow *leaveTarget = m_windowUnderPointer ? m_windowUnderPointer : m_currentWindow; + qCDebug(lcQpaEvents) << "Leaving window " << leaveTarget; + QWindowSystemInterface::handleLeaveEvent(leaveTarget); + m_windowUnderPointer = nullptr; + m_currentWindow = nullptr; } - m_windowUnderPointer = currentWindowUnderPointer; + return true; } - const Qt::KeyboardModifiers keyModifiers = QWindowsKeyMapper::queryKeyboardModifiers(); - const Qt::MouseButtons mouseButtons = queryMouseButtons(); + handleCaptureRelease(window, currentWindowUnderPointer, hwnd, mouseEvent.type, mouseButtons); + handleEnterLeave(window, currentWindowUnderPointer, globalPos); - if (!discardEvent) - QWindowSystemInterface::handleMouseEvent(window, localPos, globalPos, mouseButtons, Qt::NoButton, QEvent::MouseMove, - keyModifiers, Qt::MouseEventNotSynthesized); - return false; + if (!discardEvent && mouseEvent.type != QEvent::None) { + QWindowSystemInterface::handleMouseEvent(window, localPos, globalPos, mouseButtons, + mouseEvent.button, mouseEvent.type, keyModifiers, source); + } + + // QTBUG-48117, force synchronous handling for the extra buttons so that WM_APPCOMMAND + // is sent for unhandled WM_XBUTTONDOWN. + return (msg.message != WM_XBUTTONUP && msg.message != WM_XBUTTONDOWN && msg.message != WM_XBUTTONDBLCLK) + || QWindowSystemInterface::flushWindowSystemEvents(); } QT_END_NAMESPACE |