From 245ddfa1f01b4c9fa10337246b8045755e5bcce5 Mon Sep 17 00:00:00 2001
From: Sine Striker <trueful@163.com>
Date: 周二, 19 12月 2023 21:03:58 +0800
Subject: [PATCH] Change back to qScopeGuard
---
src/core/contexts/win32windowcontext.cpp | 318 ++++++++++++++++++++++++++++++----------------------
1 files changed, 181 insertions(+), 137 deletions(-)
diff --git a/src/core/contexts/win32windowcontext.cpp b/src/core/contexts/win32windowcontext.cpp
index a706835..cd1ab62 100644
--- a/src/core/contexts/win32windowcontext.cpp
+++ b/src/core/contexts/win32windowcontext.cpp
@@ -27,7 +27,6 @@
#include <dwmapi.h>
#include <timeapi.h>
-#include "nativeeventfilter_p.h"
#include "qwkglobal_p.h"
#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
@@ -80,16 +79,6 @@
// Original Qt window proc function
static WNDPROC g_qtWindowProc = nullptr;
- // ### FIXME FIXME FIXME
- // ### FIXME: Tell the user to call in the documentation, instead of automatically
- // calling it directly.
- // ### FIXME FIXME FIXME
- static struct QWK_Hook {
- QWK_Hook() {
- qApp->setAttribute(Qt::AA_DontCreateNativeWidgetSiblings);
- }
- } g_hook{};
-
struct DynamicApis {
static const DynamicApis &instance() {
static const DynamicApis inst{};
@@ -115,6 +104,7 @@
DYNAMIC_API_DECLARE(DwmIsCompositionEnabled);
DYNAMIC_API_DECLARE(DwmGetCompositionTimingInfo);
DYNAMIC_API_DECLARE(DwmGetWindowAttribute);
+ DYNAMIC_API_DECLARE(DwmSetWindowAttribute);
DYNAMIC_API_DECLARE(GetDpiForWindow);
DYNAMIC_API_DECLARE(GetSystemMetricsForDpi);
DYNAMIC_API_DECLARE(GetDpiForMonitor);
@@ -141,6 +131,7 @@
DYNAMIC_API_RESOLVE(dwmapi, DwmIsCompositionEnabled);
DYNAMIC_API_RESOLVE(dwmapi, DwmGetCompositionTimingInfo);
DYNAMIC_API_RESOLVE(dwmapi, DwmGetWindowAttribute);
+ DYNAMIC_API_RESOLVE(dwmapi, DwmSetWindowAttribute);
QSystemLibrary winmm(QStringLiteral("winmm"));
DYNAMIC_API_RESOLVE(winmm, timeGetDevCaps);
@@ -423,16 +414,83 @@
monitorInfo.cbSize = sizeof(monitorInfo);
::GetMonitorInfoW(monitor, &monitorInfo);
return monitorInfo;
- };
+ }
- static inline void moveToDesktopCenter(HWND hwnd) {
- const auto monitorInfo = getMonitorForWindow(hwnd);
+ static inline void moveWindowToDesktopCenter(HWND hwnd) {
+ MONITORINFOEXW 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;
+ const auto newX = monitorInfo.rcMonitor.left +
+ (RECT_WIDTH(monitorInfo.rcMonitor) - RECT_WIDTH(windowRect)) / 2;
+ const auto newY = monitorInfo.rcMonitor.top +
+ (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 void moveWindowToMonitor(HWND hwnd, const MONITORINFOEXW &activeMonitor) {
+ RECT currentMonitorRect = getMonitorForWindow(hwnd).rcMonitor;
+ RECT activeMonitorRect = activeMonitor.rcMonitor;
+ // We are in the same monitor, nothing to adjust here.
+ if (currentMonitorRect == activeMonitorRect) {
+ return;
+ }
+ RECT currentWindowRect{};
+ ::GetWindowRect(hwnd, ¤tWindowRect);
+ auto newWindowX =
+ activeMonitorRect.left + (currentWindowRect.left - currentMonitorRect.left);
+ auto newWindowY = activeMonitorRect.top + (currentWindowRect.top - currentMonitorRect.top);
+ ::SetWindowPos(hwnd, nullptr, newWindowX, newWindowY, RECT_WIDTH(currentWindowRect),
+ RECT_HEIGHT(currentWindowRect),
+ SWP_NOACTIVATE | SWP_NOSIZE | SWP_NOZORDER | SWP_NOOWNERZORDER);
+ }
+
+ static inline void bringWindowToFront(HWND hwnd) {
+ HWND oldForegroundWindow = ::GetForegroundWindow();
+ if (!oldForegroundWindow) {
+ // The foreground window can be NULL, it's not an API error.
+ return;
+ }
+ MONITORINFOEXW activeMonitor = getMonitorForWindow(oldForegroundWindow);
+ // We need to show the window first, otherwise we won't be able to bring it to front.
+ if (!::IsWindowVisible(hwnd)) {
+ ::ShowWindow(hwnd, SW_SHOW);
+ }
+ if (IsMinimized(hwnd)) {
+ // Restore the window if it is minimized.
+ ::ShowWindow(hwnd, SW_RESTORE);
+ // Once we've been restored, throw us on the active monitor.
+ moveWindowToMonitor(hwnd, activeMonitor);
+ // When the window is restored, it will always become the foreground window.
+ // So return early here, we don't need the following code to bring it to front.
+ return;
+ }
+ // OK, our window is not minimized, so now we will try to bring it to front manually.
+ // First try to send a message to the current foreground window to check whether
+ // it is currently hanging or not.
+ if (!::SendMessageTimeoutW(oldForegroundWindow, WM_NULL, 0, 0,
+ SMTO_BLOCK | SMTO_ABORTIFHUNG | SMTO_NOTIMEOUTIFNOTHUNG, 1000,
+ nullptr)) {
+ // The foreground window hangs, can't activate current window.
+ return;
+ }
+ DWORD windowThreadProcessId = ::GetWindowThreadProcessId(oldForegroundWindow, nullptr);
+ DWORD currentThreadId = ::GetCurrentThreadId();
+ // We won't be able to change a window's Z order if it's not our own window,
+ // so we use this small technique to pretend the foreground window is ours.
+ ::AttachThreadInput(windowThreadProcessId, currentThreadId, TRUE);
+
+ [[maybe_unused]] const auto &cleaner =
+ qScopeGuard([windowThreadProcessId, currentThreadId]() {
+ ::AttachThreadInput(windowThreadProcessId, currentThreadId, FALSE); //
+ });
+
+ ::BringWindowToTop(hwnd);
+ // Activate the window too. This will force us to the virtual desktop this
+ // window is on, if it's on another virtual desktop.
+ ::SetActiveWindow(hwnd);
+ // Throw us on the active monitor.
+ moveWindowToMonitor(hwnd, activeMonitor);
}
static inline bool isFullScreen(HWND hwnd) {
@@ -449,6 +507,9 @@
::GetWindowPlacement(hwnd, &wp);
return ((wp.showCmd == SW_NORMAL) || (wp.showCmd == SW_RESTORE));
#else
+ if (isFullScreen(hwnd)) {
+ return false;
+ }
const auto style = static_cast<DWORD>(::GetWindowLongPtrW(hwnd, GWL_STYLE));
return (!(style & (WS_MINIMIZE | WS_MAXIMIZE)));
#endif
@@ -635,7 +696,7 @@
// DefWindowProc(). Consequently, we have to add a global native filter that forwards the result
// of the hook function, telling Qt whether we have filtered the events before. Since Qt only
// handles Windows window messages in the main thread, it is safe to do so.
- class WindowsNativeEventFilter : public NativeEventFilter {
+ class WindowsNativeEventFilter : public AppNativeEventFilter {
public:
bool nativeEventFilter(const QByteArray &eventType, void *message,
QT_NATIVE_EVENT_RESULT_TYPE *result) override {
@@ -768,18 +829,39 @@
return ::CallWindowProcW(g_qtWindowProc, hWnd, message, wParam, lParam);
}
+ static inline void addManagedWindow(HWND hWnd, Win32WindowContext *ctx) {
+ // Store original window proc
+ if (!g_qtWindowProc) {
+ g_qtWindowProc = reinterpret_cast<WNDPROC>(::GetWindowLongPtrW(hWnd, GWLP_WNDPROC));
+ }
+
+ // Hook window proc
+ ::SetWindowLongPtrW(hWnd, GWLP_WNDPROC, reinterpret_cast<LONG_PTR>(QWKHookedWndProc));
+
+ // Install global native event filter
+ WindowsNativeEventFilter::install();
+
+ // Save window handle mapping
+ g_wndProcHash->insert(hWnd, ctx);
+ }
+
+ static inline void removeManagedWindow(HWND hWnd) {
+ // Remove window handle mapping
+ if (!g_wndProcHash->remove(hWnd))
+ return;
+
+ // Remove event filter if the all windows has been destroyed
+ if (g_wndProcHash->empty()) {
+ WindowsNativeEventFilter::uninstall();
+ }
+ }
+
Win32WindowContext::Win32WindowContext() : AbstractWindowContext() {
}
Win32WindowContext::~Win32WindowContext() {
- // Remove window handle mapping
- if (auto hWnd = reinterpret_cast<HWND>(windowId); hWnd) {
- g_wndProcHash->remove(hWnd);
-
- // Remove event filter if the all windows has been destroyed
- if (g_wndProcHash->empty()) {
- WindowsNativeEventFilter::uninstall();
- }
+ if (windowId) {
+ removeManagedWindow(reinterpret_cast<HWND>(windowId));
}
}
@@ -790,17 +872,46 @@
void Win32WindowContext::virtual_hook(int id, void *data) {
switch (id) {
case CentralizeHook: {
- const auto hwnd = reinterpret_cast<HWND>(m_windowHandle->winId());
- moveToDesktopCenter(hwnd);
+ const auto hwnd = reinterpret_cast<HWND>(windowId);
+ moveWindowToDesktopCenter(hwnd);
+ return;
+ }
+
+ case RaiseWindowHook: {
+ const auto hwnd = reinterpret_cast<HWND>(windowId);
+ bringWindowToFront(hwnd);
return;
}
case ShowSystemMenuHook: {
const auto &pos = *static_cast<const QPoint *>(data);
- auto hWnd = reinterpret_cast<HWND>(m_windowHandle->winId());
- showSystemMenu2(hWnd, qpoint2point(pos), false,
+ auto hWnd = reinterpret_cast<HWND>(windowId);
+#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
+ const QPoint nativeGlobalPos =
+ QHighDpi::toNativeGlobalPosition(pos, m_windowHandle);
+#else
+ const QPoint nativeGlobalPos = QHighDpi::toNativePixels(pos, m_windowHandle);
+#endif
+ showSystemMenu2(hWnd, qpoint2point(nativeGlobalPos), false,
m_delegate->isHostSizeFixed(m_host));
return;
+ }
+
+ case WindowAttributeChangedHook: {
+ auto args = static_cast<void **>(data);
+ const auto &key = *static_cast<const QString *>(args[0]);
+ const auto &newVar = *static_cast<const QVariant *>(args[1]);
+ const auto &oldVar = *static_cast<const QVariant *>(args[2]);
+
+ if (key == QStringLiteral("no-frame-shadow")) {
+ if (newVar.toBool()) {
+ // TODO: set off
+ } else {
+ // TODO: set on
+ }
+ }
+
+ break;
}
case DefaultColorsHook: {
@@ -818,7 +929,7 @@
auto &painter = *static_cast<QPainter *>(args[0]);
const auto &rect = *static_cast<const QRect *>(args[1]);
const auto ®ion = *static_cast<const QRegion *>(args[2]);
- const auto hwnd = reinterpret_cast<HWND>(m_windowHandle->winId());
+ const auto hwnd = reinterpret_cast<HWND>(windowId);
QPen pen;
pen.setWidth(getWindowFrameBorderThickness(hwnd) * 2);
@@ -841,7 +952,7 @@
}
painter.save();
- // ### TODO: do we need to enable or disable it?
+ // We needs anti-aliasing to give us better result.
painter.setRenderHint(QPainter::Antialiasing);
painter.setPen(pen);
@@ -850,6 +961,7 @@
QPoint{m_windowHandle->width(), 0}
});
painter.restore();
+ return;
}
default: {
@@ -868,32 +980,34 @@
return getWindowFrameBorderThickness(reinterpret_cast<HWND>(windowId));
}
- bool Win32WindowContext::setupHost() {
+ void Win32WindowContext::winIdChanged(QWindow *oldWindow) {
+ removeManagedWindow(reinterpret_cast<HWND>(windowId));
+ if (!m_windowHandle) {
+ return;
+ }
+
// Install window hook
auto winId = m_windowHandle->winId();
auto hWnd = reinterpret_cast<HWND>(winId);
+#if QT_VERSION < QT_VERSION_CHECK(6, 5, 0)
+ for (const auto attr : {
+ _DWMWA_USE_IMMERSIVE_DARK_MODE_BEFORE_20H1,
+ _DWMWA_USE_IMMERSIVE_DARK_MODE,
+ }) {
+ const BOOL enable = TRUE;
+ DynamicApis::instance().pDwmSetWindowAttribute(hWnd, attr, &enable, sizeof(enable));
+ }
+#endif
+
// Inform Qt we want and have set custom margins
updateInternalWindowFrameMargins(hWnd, m_windowHandle);
- // Store original window proc
- if (!g_qtWindowProc) {
- g_qtWindowProc = reinterpret_cast<WNDPROC>(::GetWindowLongPtrW(hWnd, GWLP_WNDPROC));
- }
+ // Add managed window
+ addManagedWindow(hWnd, this);
- // Hook window proc
- ::SetWindowLongPtrW(hWnd, GWLP_WNDPROC, reinterpret_cast<LONG_PTR>(QWKHookedWndProc));
-
- // Install global native event filter
- WindowsNativeEventFilter::install();
-
- // Cache window ID
+ // Cache win id
windowId = winId;
-
- // Save window handle mapping
- g_wndProcHash->insert(hWnd, this);
-
- return true;
}
bool Win32WindowContext::windowProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam,
@@ -933,10 +1047,19 @@
return true;
}
- if (themeStuffHandler(hWnd, message, wParam, lParam, result)) {
- return true;
+ // Forward to native event filter subscribers
+ if (!m_nativeEventFilters.isEmpty()) {
+ MSG msg;
+ msg.hwnd = hWnd;
+ msg.message = message;
+ msg.wParam = wParam;
+ msg.lParam = lParam;
+ QT_NATIVE_EVENT_RESULT_TYPE res = 0;
+ if (dispatch(QByteArrayLiteral("windows_generic_MSG"), &msg, &res)) {
+ *result = LRESULT(res);
+ return true;
+ }
}
-
return false; // Not handled
}
@@ -1145,7 +1268,7 @@
const WindowPart currentWindowPart = lastHitTestResult;
if (message == WM_NCMOUSEMOVE) {
if (currentWindowPart != WindowPart::ChromeButton) {
- m_delegate->resetQtGrabbedControl();
+ m_delegate->resetQtGrabbedControl(m_host);
if (mouseLeaveBlocked) {
emulateClientAreaMessage(hWnd, message, wParam, lParam,
WM_NCMOUSELEAVE);
@@ -1207,7 +1330,7 @@
// window from client area, which means we will get previous window part as
// HTCLIENT if the mouse leaves window from client area and enters window
// from non-client area, but it has no bad effect.
- m_delegate->resetQtGrabbedControl();
+ m_delegate->resetQtGrabbedControl(m_host);
}
}
break;
@@ -1227,9 +1350,9 @@
// 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) {
+ if (wParam && !lParam) {
centered = true;
- moveToDesktopCenter(hWnd);
+ moveWindowToDesktopCenter(hWnd);
}
}
break;
@@ -1316,7 +1439,6 @@
// Terminal does, however, later I found that if we choose a proper
// color, our homemade top border can almost have exactly the same
// appearance with the system's one.
-
[[maybe_unused]] const auto &hitTestRecorder = qScopeGuard([this, result]() {
lastHitTestResult = getHitWindowPart(int(*result)); //
});
@@ -1532,9 +1654,10 @@
// the client area as a whole will shift to the left, which looks very abnormal if
// we don't repaint it. This exception disappears if we add SWP_NOCOPYBITS flag.
// But I don't know what caused the problem, or why this would solve it.
+ static constexpr const auto kBadWindowPosFlag =
+ SWP_NOSIZE | SWP_NOMOVE | SWP_NOZORDER | SWP_NOACTIVATE | SWP_FRAMECHANGED;
const auto windowPos = reinterpret_cast<LPWINDOWPOS>(lParam);
- if (windowPos->flags ==
- (SWP_NOSIZE | SWP_NOMOVE | SWP_NOZORDER | SWP_NOACTIVATE | SWP_FRAMECHANGED)) {
+ if (windowPos->flags == kBadWindowPosFlag) {
windowPos->flags |= SWP_NOCOPYBITS;
}
break;
@@ -1919,85 +2042,6 @@
// entering Qt's own handling logic.
*result = FALSE;
return true;
- }
- return false;
- }
-
- bool Win32WindowContext::themeStuffHandler(HWND hWnd, UINT message, WPARAM wParam,
- LPARAM lParam, LRESULT *resul) {
- switch (message) {
- case WM_DPICHANGED: {
- const auto dpiX = UINT(LOWORD(wParam));
- const auto dpiY = UINT(HIWORD(wParam));
-
- QEvent e(QEvent::ScreenChangeInternal);
- dispatch(&e);
- break;
- }
-
- case WM_THEMECHANGED:
- case WM_SYSCOLORCHANGE: {
- QEvent e(QEvent::UpdateRequest);
- dispatch(&e);
- break;
- }
-
- case WM_DWMCOLORIZATIONCOLORCHANGED: {
- const QColor color = QColor::fromRgba(wParam);
- const auto blendWithOpacity = *reinterpret_cast<LPBOOL>(lParam);
-
- QEvent e(QEvent::UpdateRequest);
- dispatch(&e);
- break;
- }
-
- case WM_SETTINGCHANGE: {
- if (!wParam && lParam &&
- std::wcscmp(reinterpret_cast<LPCWSTR>(lParam), L"ImmersiveColorSet") == 0) {
- const QColor color = getAccentColor();
- }
-
- QEvent e(QEvent::UpdateRequest);
- dispatch(&e);
- break;
- }
-
- case WM_SIZE: {
- const bool max = wParam == SIZE_MAXIMIZED;
- const bool min = wParam == SIZE_MINIMIZED;
- const bool full = isFullScreen(hWnd);
-
- Qt::WindowStates states{};
- if (max) {
- states |= Qt::WindowMaximized;
- }
- if (min) {
- states |= Qt::WindowMinimized;
- }
- if (full) {
- states |= Qt::WindowFullScreen;
- }
-
- QTimer::singleShot(0, this, [this, states] {
- QWindowStateChangeEvent e(states);
- dispatch(&e);
- });
- break;
- }
-
- case WM_ACTIVATE: {
- const auto state = LOWORD(wParam);
- const bool active = state == WA_ACTIVE || state == WA_CLICKACTIVE;
- Q_UNUSED(state)
-
- QTimer::singleShot(0, this, [this, active] {
- QEvent e(active ? QEvent::WindowActivate : QEvent::WindowDeactivate);
- dispatch(&e);
- });
- break;
- }
- default:
- break;
}
return false;
}
--
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