| | |
| | | #include <QtCore/QAbstractNativeEventFilter> |
| | | #include <QtCore/QOperatingSystemVersion> |
| | | #include <QtCore/QScopeGuard> |
| | | #include <QtCore/QTimer> |
| | | #include <QtGui/QGuiApplication> |
| | | |
| | | #include <QtCore/private/qsystemlibrary_p.h> |
| | |
| | | } |
| | | |
| | | static inline void triggerFrameChange(HWND hwnd) { |
| | | Q_ASSERT(hwnd); |
| | | if (!hwnd) { |
| | | return; |
| | | } |
| | | ::SetWindowPos(hwnd, nullptr, 0, 0, 0, 0, |
| | | SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER | SWP_NOOWNERZORDER | |
| | | SWP_FRAMECHANGED); |
| | | } |
| | | |
| | | static inline quint32 getDpiForWindow(HWND hwnd) { |
| | | Q_ASSERT(hwnd); |
| | | if (!hwnd) { |
| | | return 0; |
| | | } |
| | | const DynamicApis &apis = DynamicApis::instance(); |
| | | if (apis.pGetDpiForWindow) { // Win10 |
| | | return apis.pGetDpiForWindow(hwnd); |
| | |
| | | } |
| | | |
| | | static inline quint32 getResizeBorderThickness(HWND hwnd) { |
| | | Q_ASSERT(hwnd); |
| | | if (!hwnd) { |
| | | return 0; |
| | | } |
| | | const DynamicApis &apis = DynamicApis::instance(); |
| | | if (apis.pGetSystemMetricsForDpi) { |
| | | const quint32 dpi = getDpiForWindow(hwnd); |
| | |
| | | } |
| | | |
| | | static inline quint32 getTitleBarHeight(HWND hwnd) { |
| | | Q_ASSERT(hwnd); |
| | | if (!hwnd) { |
| | | return 0; |
| | | } |
| | | const auto captionHeight = [hwnd]() -> int { |
| | | const DynamicApis &apis = DynamicApis::instance(); |
| | | if (apis.pGetSystemMetricsForDpi) { |
| | |
| | | } |
| | | |
| | | static inline void updateInternalWindowFrameMargins(HWND hwnd, QWindow *window) { |
| | | Q_ASSERT(hwnd); |
| | | Q_ASSERT(window); |
| | | if (!hwnd || !window) { |
| | | return; |
| | | } |
| | | const auto margins = [hwnd]() -> QMargins { |
| | | const int titleBarHeight = getTitleBarHeight(hwnd); |
| | | if (isWin10OrGreater()) { |
| | |
| | | #endif |
| | | } |
| | | |
| | | static inline std::optional<MONITORINFOEXW> getMonitorForWindow(HWND hwnd) { |
| | | Q_ASSERT(hwnd); |
| | | if (!hwnd) { |
| | | return std::nullopt; |
| | | } |
| | | static inline MONITORINFOEXW getMonitorForWindow(HWND hwnd) { |
| | | // Use "MONITOR_DEFAULTTONEAREST" here so that we can still get the correct |
| | | // monitor even if the window is minimized. |
| | | HMONITOR monitor = ::MonitorFromWindow(hwnd, MONITOR_DEFAULTTONEAREST); |
| | |
| | | return monitorInfo; |
| | | }; |
| | | |
| | | static inline void moveToDesktopCenter(HWND hwnd) { |
| | | const auto monitorInfo = getMonitorForWindow(hwnd); |
| | | RECT windowRect{}; |
| | | ::GetWindowRect(hwnd, &windowRect); |
| | | const auto newX = (RECT_WIDTH(monitorInfo.rcMonitor) - RECT_WIDTH(windowRect)) / 2; |
| | | const auto newY = (RECT_HEIGHT(monitorInfo.rcMonitor) - RECT_HEIGHT(windowRect)) / 2; |
| | | ::SetWindowPos(hwnd, nullptr, newX, newY, 0, 0, |
| | | SWP_NOACTIVATE | SWP_NOSIZE | SWP_NOZORDER | SWP_NOOWNERZORDER); |
| | | } |
| | | |
| | | static inline bool isFullScreen(HWND hwnd) { |
| | | Q_ASSERT(hwnd); |
| | | if (!hwnd) { |
| | |
| | | } |
| | | RECT windowRect{}; |
| | | ::GetWindowRect(hwnd, &windowRect); |
| | | const std::optional<MONITORINFOEXW> mi = getMonitorForWindow(hwnd); |
| | | // Compare to the full area of the screen, not the work area. |
| | | return (windowRect == mi.value_or(MONITORINFOEXW{}).rcMonitor); |
| | | return (windowRect == getMonitorForWindow(hwnd).rcMonitor); |
| | | } |
| | | |
| | | static inline bool isWindowNoState(HWND hwnd) { |
| | |
| | | } |
| | | |
| | | static bool isValidWindow(HWND hWnd, bool checkVisible, bool checkTopLevel) { |
| | | if (::IsWindow(hWnd) == FALSE) { |
| | | if (!::IsWindow(hWnd)) { |
| | | return false; |
| | | } |
| | | const LONG_PTR styles = ::GetWindowLongPtrW(hWnd, GWL_STYLE); |
| | |
| | | if (exStyles & WS_EX_TOOLWINDOW) { |
| | | return false; |
| | | } |
| | | RECT rect = {0, 0, 0, 0}; |
| | | if (::GetWindowRect(hWnd, &rect) == FALSE) { |
| | | RECT rect{}; |
| | | if (!::GetWindowRect(hWnd, &rect)) { |
| | | return false; |
| | | } |
| | | if ((rect.left >= rect.right) || (rect.top >= rect.bottom)) { |
| | | return false; |
| | | } |
| | | if (checkVisible) { |
| | | if (::IsWindowVisible(hWnd) == FALSE) { |
| | | if (!::IsWindowVisible(hWnd)) { |
| | | return false; |
| | | } |
| | | } |
| | |
| | | |
| | | // Since Qt does the necessary processing of the WM_NCCALCSIZE afterward, we still need to |
| | | // continue dispatching it. |
| | | if (message != WM_NCCALCSIZE && handled) { |
| | | if (handled && message != WM_NCCALCSIZE) { |
| | | return result; |
| | | } |
| | | return ::CallWindowProcW(g_qtWindowProc, hWnd, message, wParam, lParam); |
| | | } |
| | | |
| | | Win32WindowContext::Win32WindowContext(QObject *host, WindowItemDelegate *delegate) |
| | | : AbstractWindowContext(host, delegate) { |
| | | Win32WindowContext::Win32WindowContext() : AbstractWindowContext() { |
| | | } |
| | | |
| | | Win32WindowContext::~Win32WindowContext() { |
| | |
| | | } |
| | | } |
| | | |
| | | bool Win32WindowContext::setup() { |
| | | if (!m_windowHandle) { |
| | | return false; |
| | | } |
| | | |
| | | bool Win32WindowContext::setupHost() { |
| | | // Install window hook |
| | | auto winId = m_windowHandle->winId(); |
| | | auto hWnd = reinterpret_cast<HWND>(winId); |
| | |
| | | |
| | | // Save window handle mapping |
| | | g_wndProcHash->insert(hWnd, this); |
| | | |
| | | QTimer::singleShot(0, m_windowHandle, [hWnd]() { triggerFrameChange(hWnd); }); |
| | | |
| | | return true; |
| | | } |
| | |
| | | const auto &get = [](const int virtualKey) -> bool { |
| | | return (::GetAsyncKeyState(virtualKey) < 0); |
| | | }; |
| | | const bool buttonSwapped = (::GetSystemMetrics(SM_SWAPBUTTON) != FALSE); |
| | | const bool buttonSwapped = ::GetSystemMetrics(SM_SWAPBUTTON); |
| | | if (get(VK_LBUTTON)) { |
| | | result |= (buttonSwapped ? MK_RBUTTON : MK_LBUTTON); |
| | | } |
| | |
| | | bool Win32WindowContext::customWindowHandler(HWND hWnd, UINT message, WPARAM wParam, |
| | | LPARAM lParam, LRESULT *result) { |
| | | switch (message) { |
| | | case WM_SHOWWINDOW: { |
| | | if (!centered) { |
| | | // If wParam is TRUE, the window is being shown. |
| | | // If lParam is zero, the message was sent because of a call to the ShowWindow |
| | | // function. |
| | | if (wParam && lParam == 0) { |
| | | centered = true; |
| | | moveToDesktopCenter(hWnd); |
| | | } |
| | | } |
| | | break; |
| | | } |
| | | case WM_NCCALCSIZE: { |
| | | // Windows是根据这个消息的返回值来设置窗口的客户区(窗口中真正显示的内容) |
| | | // 和非客户区(标题栏、窗口边框、菜单栏和状态栏等Windows系统自行提供的部分 |
| | |
| | | // simply return 0, which means "preserve the entire old client area |
| | | // and align it with the upper-left corner of our new client area". |
| | | const auto clientRect = |
| | | ((wParam == FALSE) ? reinterpret_cast<LPRECT>(lParam) |
| | | : &(reinterpret_cast<LPNCCALCSIZE_PARAMS>(lParam))->rgrc[0]); |
| | | wParam ? &(reinterpret_cast<LPNCCALCSIZE_PARAMS>(lParam))->rgrc[0] |
| | | : reinterpret_cast<LPRECT>(lParam); |
| | | if (isWin10OrGreater()) { |
| | | // Store the original top margin before the default window procedure applies the |
| | | // default frame. |
| | |
| | | // we have to use another way to judge this if we are running |
| | | // on Windows 7 or Windows 8. |
| | | if (isWin8Point1OrGreater()) { |
| | | const std::optional<MONITORINFOEXW> monitorInfo = |
| | | getMonitorForWindow(hWnd); |
| | | const RECT monitorRect = monitorInfo.value().rcMonitor; |
| | | const RECT monitorRect = getMonitorForWindow(hWnd).rcMonitor; |
| | | // This helper can be used to determine if there's an |
| | | // auto-hide taskbar on the given edge of the monitor |
| | | // we're currently on. |
| | |
| | | // of the upper-left non-client area. It's confirmed that this issue exists |
| | | // from Windows 7 to Windows 10. Not tested on Windows 11 yet. Don't know |
| | | // whether it exists on Windows XP to Windows Vista or not. |
| | | *result = wParam == FALSE ? FALSE : WVR_REDRAW; |
| | | *result = wParam ? WVR_REDRAW : FALSE; |
| | | return true; |
| | | } |
| | | case WM_NCHITTEST: { |
| | |
| | | break; |
| | | case CoreWindowAgent::Close: |
| | | *result = HTCLOSE; |
| | | break; |
| | | case CoreWindowAgent::Unknown: |
| | | break; |
| | | default: |
| | | break; // unreachable |
| | |
| | | // window activation state change. |
| | | *result = ::DefWindowProcW(hWnd, WM_NCACTIVATE, wParam, -1); |
| | | } else { |
| | | if (wParam == FALSE) { |
| | | *result = TRUE; |
| | | } else { |
| | | if (wParam) { |
| | | *result = FALSE; |
| | | } else { |
| | | *result = TRUE; |
| | | } |
| | | } |
| | | return true; |