| | |
| | | // Copyright (C) 2023-2024 Stdware Collections |
| | | // Copyright (C) 2023-2024 Stdware Collections (https://www.github.com/stdware) |
| | | // Copyright (C) 2021-2023 wangwenx190 (Yuhang Zhao) |
| | | // SPDX-License-Identifier: Apache-2.0 |
| | | |
| | | #ifndef SYSTEMWINDOW_P_H |
| | |
| | | |
| | | #include <QWKCore/private/qwkglobal_p.h> |
| | | |
| | | // Don't include this header in any header files. |
| | | |
| | | namespace QWK { |
| | | |
| | | // Anonymous namespace |
| | | namespace { |
| | | class WindowMoveManipulator : public QObject { |
| | | public: |
| | | explicit WindowMoveManipulator(QWindow *targetWindow) |
| | | : QObject(targetWindow), target(targetWindow), initialMousePosition(QCursor::pos()), |
| | | initialWindowPosition(targetWindow->position()) { |
| | | target->installEventFilter(this); |
| | | } |
| | | |
| | | class WindowMoveManipulator : public QObject { |
| | | public: |
| | | explicit WindowMoveManipulator(QWindow *targetWindow) |
| | | : QObject(targetWindow), target(targetWindow), initialMousePosition(QCursor::pos()), |
| | | initialWindowPosition(targetWindow->position()) { |
| | | target->installEventFilter(this); |
| | | } |
| | | |
| | | protected: |
| | | bool eventFilter(QObject *obj, QEvent *event) override { |
| | | switch (event->type()) { |
| | | case QEvent::MouseMove: { |
| | | auto mouseEvent = static_cast<QMouseEvent *>(event); |
| | | QPoint delta = getMouseEventGlobalPos(mouseEvent) - initialMousePosition; |
| | | target->setPosition(initialWindowPosition + delta); |
| | | return true; |
| | | } |
| | | |
| | | case QEvent::MouseButtonRelease: { |
| | | if (target->y() < 0) { |
| | | target->setPosition(target->x(), 0); |
| | | } |
| | | target->removeEventFilter(this); |
| | | deleteLater(); |
| | | } |
| | | |
| | | default: |
| | | break; |
| | | protected: |
| | | bool eventFilter(QObject *obj, QEvent *event) override { |
| | | switch (event->type()) { |
| | | case QEvent::MouseMove: { |
| | | auto mouseEvent = static_cast<QMouseEvent *>(event); |
| | | QPoint delta = getMouseEventGlobalPos(mouseEvent) - initialMousePosition; |
| | | target->setPosition(initialWindowPosition + delta); |
| | | return true; |
| | | } |
| | | return false; |
| | | } |
| | | |
| | | private: |
| | | QWindow *target; |
| | | QPoint initialMousePosition; |
| | | QPoint initialWindowPosition; |
| | | }; |
| | | |
| | | class WindowResizeManipulator : public QObject { |
| | | public: |
| | | WindowResizeManipulator(QWindow *targetWindow, Qt::Edges edges) |
| | | : QObject(targetWindow), target(targetWindow), resizeEdges(edges), |
| | | initialMousePosition(QCursor::pos()), initialWindowRect(target->geometry()) { |
| | | target->installEventFilter(this); |
| | | } |
| | | |
| | | protected: |
| | | bool eventFilter(QObject *obj, QEvent *event) override { |
| | | switch (event->type()) { |
| | | case QEvent::MouseMove: { |
| | | auto mouseEvent = static_cast<QMouseEvent *>(event); |
| | | QPoint globalMousePos = getMouseEventGlobalPos(mouseEvent); |
| | | QRect windowRect = initialWindowRect; |
| | | |
| | | if (resizeEdges & Qt::LeftEdge) { |
| | | int delta = globalMousePos.x() - initialMousePosition.x(); |
| | | windowRect.setLeft(initialWindowRect.left() + delta); |
| | | } |
| | | if (resizeEdges & Qt::RightEdge) { |
| | | int delta = globalMousePos.x() - initialMousePosition.x(); |
| | | windowRect.setRight(initialWindowRect.right() + delta); |
| | | } |
| | | if (resizeEdges & Qt::TopEdge) { |
| | | int delta = globalMousePos.y() - initialMousePosition.y(); |
| | | windowRect.setTop(initialWindowRect.top() + delta); |
| | | } |
| | | if (resizeEdges & Qt::BottomEdge) { |
| | | int delta = globalMousePos.y() - initialMousePosition.y(); |
| | | windowRect.setBottom(initialWindowRect.bottom() + delta); |
| | | } |
| | | |
| | | target->setGeometry(windowRect); |
| | | return true; |
| | | case QEvent::MouseButtonRelease: { |
| | | if (target->y() < 0) { |
| | | target->setPosition(target->x(), 0); |
| | | } |
| | | |
| | | case QEvent::MouseButtonRelease: { |
| | | target->removeEventFilter(this); |
| | | deleteLater(); |
| | | } |
| | | |
| | | default: |
| | | break; |
| | | target->removeEventFilter(this); |
| | | deleteLater(); |
| | | } |
| | | return false; |
| | | |
| | | default: |
| | | break; |
| | | } |
| | | return false; |
| | | } |
| | | |
| | | private: |
| | | QWindow *target; |
| | | QPoint initialMousePosition; |
| | | QRect initialWindowRect; |
| | | Qt::Edges resizeEdges; |
| | | }; |
| | | private: |
| | | QWindow *target; |
| | | QPoint initialMousePosition; |
| | | QPoint initialWindowPosition; |
| | | }; |
| | | |
| | | } |
| | | class WindowResizeManipulator : public QObject { |
| | | public: |
| | | WindowResizeManipulator(QWindow *targetWindow, Qt::Edges edges) |
| | | : QObject(targetWindow), target(targetWindow), resizeEdges(edges), |
| | | initialMousePosition(QCursor::pos()), initialWindowRect(target->geometry()) { |
| | | target->installEventFilter(this); |
| | | } |
| | | |
| | | protected: |
| | | bool eventFilter(QObject *obj, QEvent *event) override { |
| | | switch (event->type()) { |
| | | case QEvent::MouseMove: { |
| | | auto mouseEvent = static_cast<QMouseEvent *>(event); |
| | | QPoint globalMousePos = getMouseEventGlobalPos(mouseEvent); |
| | | QRect windowRect = initialWindowRect; |
| | | |
| | | if (resizeEdges & Qt::LeftEdge) { |
| | | int delta = globalMousePos.x() - initialMousePosition.x(); |
| | | windowRect.setLeft(initialWindowRect.left() + delta); |
| | | } |
| | | if (resizeEdges & Qt::RightEdge) { |
| | | int delta = globalMousePos.x() - initialMousePosition.x(); |
| | | windowRect.setRight(initialWindowRect.right() + delta); |
| | | } |
| | | if (resizeEdges & Qt::TopEdge) { |
| | | int delta = globalMousePos.y() - initialMousePosition.y(); |
| | | windowRect.setTop(initialWindowRect.top() + delta); |
| | | } |
| | | if (resizeEdges & Qt::BottomEdge) { |
| | | int delta = globalMousePos.y() - initialMousePosition.y(); |
| | | windowRect.setBottom(initialWindowRect.bottom() + delta); |
| | | } |
| | | |
| | | target->setGeometry(windowRect); |
| | | return true; |
| | | } |
| | | |
| | | case QEvent::MouseButtonRelease: { |
| | | target->removeEventFilter(this); |
| | | deleteLater(); |
| | | } |
| | | |
| | | default: |
| | | break; |
| | | } |
| | | return false; |
| | | } |
| | | |
| | | private: |
| | | QWindow *target; |
| | | QPoint initialMousePosition; |
| | | QRect initialWindowRect; |
| | | Qt::Edges resizeEdges; |
| | | }; |
| | | |
| | | // QWindow::startSystemMove() and QWindow::startSystemResize() is first supported at Qt 5.15 |
| | | // QWindow::startSystemResize() returns false on macOS |
| | |
| | | |
| | | // When the new API fails, we emulate the window actions using the classical API. |
| | | |
| | | static inline void startSystemMove(QWindow *window) { |
| | | inline void startSystemMove(QWindow *window) { |
| | | #if (QT_VERSION < QT_VERSION_CHECK(5, 15, 0)) |
| | | std::ignore = new WindowMoveManipulator(window); |
| | | #elif defined(Q_OS_LINUX) |
| | |
| | | #endif |
| | | } |
| | | |
| | | static inline void startSystemResize(QWindow *window, Qt::Edges edges) { |
| | | inline void startSystemResize(QWindow *window, Qt::Edges edges) { |
| | | #if (QT_VERSION < QT_VERSION_CHECK(5, 15, 0)) |
| | | std::ignore = new WindowResizeManipulator(window, edges); |
| | | #elif defined(Q_OS_MAC) || defined(Q_OS_LINUX) |