From a5372ac566469efb59e6cfb29a695021c7c3528d Mon Sep 17 00:00:00 2001
From: Sine Striker <trueful@163.com>
Date: 周三, 20 12月 2023 00:53:42 +0800
Subject: [PATCH] Add TODO
---
src/core/contexts/win32windowcontext.cpp | 546 ++++++++++++++++++++++++++++++++++++------------------
1 files changed, 363 insertions(+), 183 deletions(-)
diff --git a/src/core/contexts/win32windowcontext.cpp b/src/core/contexts/win32windowcontext.cpp
index 603079c..230bf5d 100644
--- a/src/core/contexts/win32windowcontext.cpp
+++ b/src/core/contexts/win32windowcontext.cpp
@@ -4,6 +4,7 @@
#include <QtCore/QHash>
#include <QtCore/QScopeGuard>
+#include <QtCore/QTimer>
#include <QtGui/QGuiApplication>
#include <QtGui/QPainter>
#include <QtGui/QPalette>
@@ -26,7 +27,7 @@
#include <dwmapi.h>
#include <timeapi.h>
-#include "nativeeventfilter.h"
+#include "qwkglobal_p.h"
#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
Q_DECLARE_METATYPE(QMargins)
@@ -34,27 +35,42 @@
namespace QWK {
- using _DWMWINDOWATTRIBUTE = enum _DWMWINDOWATTRIBUTE
- {
- _DWMWA_USE_HOSTBACKDROPBRUSH = 17, // [set] BOOL, Allows the use of host backdrop brushes for the window.
- _DWMWA_USE_IMMERSIVE_DARK_MODE_BEFORE_20H1 = 19, // Undocumented, the same with DWMWA_USE_IMMERSIVE_DARK_MODE, but available on systems before Win10 20H1.
- _DWMWA_USE_IMMERSIVE_DARK_MODE = 20, // [set] BOOL, Allows a window to either use the accent color, or dark, according to the user Color Mode preferences.
- _DWMWA_WINDOW_CORNER_PREFERENCE = 33, // [set] WINDOW_CORNER_PREFERENCE, Controls the policy that rounds top-level window corners
- _DWMWA_VISIBLE_FRAME_BORDER_THICKNESS = 37, // [get] UINT, width of the visible border around a thick frame window
- _DWMWA_SYSTEMBACKDROP_TYPE = 38, // [get, set] SYSTEMBACKDROP_TYPE, Controls the system-drawn backdrop material of a window, including behind the non-client area.
- _DWMWA_MICA_EFFECT = 1029 // Undocumented, use this value to enable Mica material on Win11 21H2. You should use DWMWA_SYSTEMBACKDROP_TYPE instead on Win11 22H2 and newer.
+ enum _DWMWINDOWATTRIBUTE {
+ // [set] BOOL, Allows the use of host backdrop brushes for the window.
+ _DWMWA_USE_HOSTBACKDROPBRUSH = 17,
+
+ // Undocumented, the same with DWMWA_USE_IMMERSIVE_DARK_MODE, but available on systems
+ // before Win10 20H1.
+ _DWMWA_USE_IMMERSIVE_DARK_MODE_BEFORE_20H1 = 19,
+
+ // [set] BOOL, Allows a window to either use the accent color, or dark, according to the
+ // user Color Mode preferences.
+ _DWMWA_USE_IMMERSIVE_DARK_MODE = 20,
+
+ // [set] WINDOW_CORNER_PREFERENCE, Controls the policy that rounds top-level window corners
+ _DWMWA_WINDOW_CORNER_PREFERENCE = 33,
+
+ // [get] UINT, width of the visible border around a thick frame window
+ _DWMWA_VISIBLE_FRAME_BORDER_THICKNESS = 37,
+
+ // [get, set] SYSTEMBACKDROP_TYPE, Controls the system-drawn backdrop material of a window,
+ // including behind the non-client area.
+ _DWMWA_SYSTEMBACKDROP_TYPE = 38,
+
+ // Undocumented, use this value to enable Mica material on Win11 21H2. You should use
+ // DWMWA_SYSTEMBACKDROP_TYPE instead on Win11 22H2 and newer.
+ _DWMWA_MICA_EFFECT = 1029
};
// The thickness of an auto-hide taskbar in pixels.
- static constexpr const auto kAutoHideTaskBarThickness = quint8{2};
+ static constexpr const quint8 kAutoHideTaskBarThickness = 2;
- static inline constexpr const auto kFrameBorderActiveColorLight =
- QColor{110, 110, 110}; // #6E6E6E
- static inline constexpr const auto kFrameBorderActiveColorDark = QColor{51, 51, 51}; // #333333
- static inline constexpr const auto kFrameBorderInactiveColorLight =
- QColor{167, 167, 167}; // #A7A7A7
- static inline constexpr const auto kFrameBorderInactiveColorDark =
- QColor{61, 61, 62}; // #3D3D3E
+ QWK_USED static constexpr const struct {
+ const uint32_t activeLight = MAKE_RGBA_COLOR(110, 110, 110, 255); // #6E6E6E
+ const uint32_t activeDark = MAKE_RGBA_COLOR(51, 51, 51, 255); // #333333
+ const uint32_t inactiveLight = MAKE_RGBA_COLOR(167, 167, 167, 255); // #A7A7A7
+ const uint32_t inactiveDark = MAKE_RGBA_COLOR(61, 61, 62, 255); // #3D3D3E
+ } kWindowsColorSet;
// hWnd -> context
using WndProcHash = QHash<HWND, Win32WindowContext *>;
@@ -63,34 +79,24 @@
// 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{};
return inst;
}
-// template <typename T>
-// struct DefaultFunc;
-//
-// template <typename Return, typename... Args>
-// struct DefaultFunc<Return(QT_WIN_CALLBACK *)(Args...)> {
-// static Return STDAPICALLTYPE func(Args...) {
-// return Return{};
-// }
-// };
-//
-// #define DYNAMIC_API_DECLARE(NAME) decltype(&::NAME) p##NAME =
-// DefaultFunc<decltype(&::NAME)>::func
+ // template <typename T>
+ // struct DefaultFunc;
+ //
+ // template <typename Return, typename... Args>
+ // struct DefaultFunc<Return(QT_WIN_CALLBACK *)(Args...)> {
+ // static Return STDAPICALLTYPE func(Args...) {
+ // return Return{};
+ // }
+ // };
+ //
+ // #define DYNAMIC_API_DECLARE(NAME) decltype(&::NAME) p##NAME =
+ // DefaultFunc<decltype(&::NAME)>::func
#define DYNAMIC_API_DECLARE(NAME) decltype(&::NAME) p##NAME = nullptr
@@ -98,6 +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);
@@ -124,6 +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);
@@ -282,9 +290,12 @@
static inline bool isDarkWindowFrameEnabled(HWND hwnd) {
BOOL enabled = FALSE;
const DynamicApis &apis = DynamicApis::instance();
- if (SUCCEEDED(apis.pDwmGetWindowAttribute(hwnd, _DWMWA_USE_IMMERSIVE_DARK_MODE, &enabled, sizeof(enabled)))) {
+ if (SUCCEEDED(apis.pDwmGetWindowAttribute(hwnd, _DWMWA_USE_IMMERSIVE_DARK_MODE, &enabled,
+ sizeof(enabled)))) {
return enabled;
- } else if (SUCCEEDED(apis.pDwmGetWindowAttribute(hwnd, _DWMWA_USE_IMMERSIVE_DARK_MODE_BEFORE_20H1, &enabled, sizeof(enabled)))) {
+ } else if (SUCCEEDED(apis.pDwmGetWindowAttribute(hwnd,
+ _DWMWA_USE_IMMERSIVE_DARK_MODE_BEFORE_20H1,
+ &enabled, sizeof(enabled)))) {
return enabled;
} else {
return false;
@@ -332,49 +343,43 @@
} else { // Win2K
HDC hdc = ::GetDC(nullptr);
const int dpiX = ::GetDeviceCaps(hdc, LOGPIXELSX);
- //const int dpiY = ::GetDeviceCaps(hdc, LOGPIXELSY);
+ // const int dpiY = ::GetDeviceCaps(hdc, LOGPIXELSY);
::ReleaseDC(nullptr, hdc);
return quint32(dpiX);
}
}
- static inline quint32 getWindowFrameBorderThickness(HWND hwnd) {
- UINT result{ 0 };
+ static inline quint32 getSystemMetricsForDpi(int index, quint32 dpi) {
const DynamicApis &apis = DynamicApis::instance();
- if (SUCCEEDED(apis.pDwmGetWindowAttribute(hwnd, _DWMWA_VISIBLE_FRAME_BORDER_THICKNESS, &result, sizeof(result)))) {
- return result;
- } else {
- const quint32 dpi = getDpiForWindow(hwnd);
- result = quint32(std::round(qreal(1) * qreal(dpi) / qreal(USER_DEFAULT_SCREEN_DPI)));
+ if (apis.pGetSystemMetricsForDpi) {
+ return ::GetSystemMetricsForDpi(index, dpi);
+ }
+ return ::GetSystemMetrics(index);
+ }
+
+ static inline quint32 getWindowFrameBorderThickness(HWND hwnd) {
+ const DynamicApis &apis = DynamicApis::instance();
+ if (UINT result = 0; SUCCEEDED(apis.pDwmGetWindowAttribute(
+ hwnd, _DWMWA_VISIBLE_FRAME_BORDER_THICKNESS, &result, sizeof(result)))) {
return result;
}
+ return getSystemMetricsForDpi(SM_CXBORDER, getDpiForWindow(hwnd));
}
static inline quint32 getResizeBorderThickness(HWND hwnd) {
- const DynamicApis &apis = DynamicApis::instance();
- if (apis.pGetSystemMetricsForDpi) {
- const quint32 dpi = getDpiForWindow(hwnd);
- return apis.pGetSystemMetricsForDpi(SM_CXSIZEFRAME, dpi) +
- apis.pGetSystemMetricsForDpi(SM_CXPADDEDBORDER, dpi);
- } else {
- return ::GetSystemMetrics(SM_CXSIZEFRAME) + ::GetSystemMetrics(SM_CXPADDEDBORDER);
- }
+ const quint32 dpi = getDpiForWindow(hwnd);
+ return getSystemMetricsForDpi(SM_CXSIZEFRAME, dpi) +
+ getSystemMetricsForDpi(SM_CXPADDEDBORDER, dpi);
}
static inline quint32 getTitleBarHeight(HWND hwnd) {
- const auto captionHeight = [hwnd]() -> int {
- const DynamicApis &apis = DynamicApis::instance();
- if (apis.pGetSystemMetricsForDpi) {
- const quint32 dpi = getDpiForWindow(hwnd);
- return apis.pGetSystemMetricsForDpi(SM_CYCAPTION, dpi);
- } else {
- return ::GetSystemMetrics(SM_CYCAPTION);
- }
- }();
- return captionHeight + getResizeBorderThickness(hwnd);
+ const quint32 dpi = getDpiForWindow(hwnd);
+ return getSystemMetricsForDpi(SM_CYCAPTION, dpi) +
+ getSystemMetricsForDpi(SM_CXSIZEFRAME, dpi) +
+ getSystemMetricsForDpi(SM_CXPADDEDBORDER, dpi);
}
- static inline void updateInternalWindowFrameMargins(HWND hwnd, QWindow *window) {
+ static void updateInternalWindowFrameMargins(HWND hwnd, QWindow *window) {
const auto margins = [hwnd]() -> QMargins {
const auto titleBarHeight = int(getTitleBarHeight(hwnd));
if (isWin10OrGreater()) {
@@ -409,16 +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) {
@@ -435,12 +507,15 @@
::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
}
- static inline void syncPaintEventWithDwm() {
+ static void syncPaintEventWithDwm() {
// No need to sync with DWM if DWM composition is disabled.
if (!isDwmCompositionEnabled()) {
return;
@@ -485,9 +560,9 @@
apis.ptimeEndPeriod(ms_granularity);
}
- static inline void showSystemMenu2(HWND hWnd, const POINT &pos, const bool selectFirstEntry,
- const bool fixedSize) {
- const HMENU hMenu = ::GetSystemMenu(hWnd, FALSE);
+ static void showSystemMenu2(HWND hWnd, const POINT &pos, const bool selectFirstEntry,
+ const bool fixedSize) {
+ HMENU hMenu = ::GetSystemMenu(hWnd, FALSE);
if (!hMenu) {
// The corresponding window doesn't have a system menu, most likely due to the
// lack of the "WS_SYSMENU" window style. This situation should not be treated
@@ -621,7 +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 {
@@ -754,95 +829,7 @@
return ::CallWindowProcW(g_qtWindowProc, hWnd, message, wParam, lParam);
}
- 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();
- }
- }
- }
-
- QString Win32WindowContext::key() const {
- return QStringLiteral("win32");
- }
-
- void Win32WindowContext::virtual_hook(int id, void *data) {
- switch (id) {
- case CentralizeHook: {
- const auto hwnd = reinterpret_cast<HWND>(m_windowHandle->winId());
- moveToDesktopCenter(hwnd);
- return;
- }
- case ShowSystemMenuHook: {
- const auto &pos = *reinterpret_cast<const QPoint *>(data);
- auto hWnd = reinterpret_cast<HWND>(m_windowHandle->winId());
- showSystemMenu2(hWnd, qpoint2point(pos), false,
- m_delegate->isHostSizeFixed(m_host));
- return;
- }
- case NeedsDrawBordersHook: {
- auto &result = *reinterpret_cast<bool *>(data);
- result = isWin10OrGreater() && !isWin11OrGreater();
- return;
- }
- case DrawBordersHook: {
- auto args = reinterpret_cast<void **>(data);
- auto &painter = *reinterpret_cast<QPainter *>(args[0]);
- auto &rect = *reinterpret_cast<const QRect *>(args[1]);
- auto ®ion = *reinterpret_cast<const QRegion *>(args[2]);
- const auto hwnd = reinterpret_cast<HWND>(m_windowHandle->winId());
- QPen pen{};
- const auto borderThickness = int(QHighDpi::fromNativePixels(getWindowFrameBorderThickness(hwnd), m_windowHandle));
- pen.setWidth(borderThickness * 2);
- const bool active = m_host->isWidgetType() ? m_host->property("isActiveWindow").toBool() : m_host->property("active").toBool();
- const bool dark = isDarkThemeActive() && isDarkWindowFrameEnabled(hwnd);
- if (active) {
- if (isWindowFrameBorderColorized()) {
- pen.setColor(getAccentColor());
- } else {
- if (dark) {
- pen.setColor(kFrameBorderActiveColorDark);
- } else {
- pen.setColor(kFrameBorderActiveColorLight);
- }
- }
- } else {
- if (dark) {
- pen.setColor(kFrameBorderInactiveColorDark);
- } else {
- pen.setColor(kFrameBorderInactiveColorLight);
- }
- }
- painter.save();
- painter.setRenderHint(QPainter::Antialiasing); // ### TODO: do we need to enable or disable it?
- painter.setPen(pen);
- painter.drawLine(QLine{ QPoint{ 0, 0 }, QPoint{ rect.width(), 0 } });
- painter.restore();
- return;
- }
- default: {
- // unreachable
- break;
- }
- }
- AbstractWindowContext::virtual_hook(id, data);
- }
-
- bool Win32WindowContext::setupHost() {
- // Install window hook
- auto winId = m_windowHandle->winId();
- auto hWnd = reinterpret_cast<HWND>(winId);
-
- // Inform Qt we want and have set custom margins
- updateInternalWindowFrameMargins(hWnd, m_windowHandle);
-
+ static inline void addManagedWindow(HWND hWnd, Win32WindowContext *ctx) {
// Store original window proc
if (!g_qtWindowProc) {
g_qtWindowProc = reinterpret_cast<WNDPROC>(::GetWindowLongPtrW(hWnd, GWLP_WNDPROC));
@@ -854,13 +841,173 @@
// Install global native event filter
WindowsNativeEventFilter::install();
- // Cache window ID
- windowId = winId;
-
// Save window handle mapping
- g_wndProcHash->insert(hWnd, this);
+ g_wndProcHash->insert(hWnd, ctx);
+ }
- return true;
+ 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() {
+ if (windowId) {
+ removeManagedWindow(reinterpret_cast<HWND>(windowId));
+ }
+ }
+
+ QString Win32WindowContext::key() const {
+ return QStringLiteral("win32");
+ }
+
+ void Win32WindowContext::virtual_hook(int id, void *data) {
+ switch (id) {
+ case CentralizeHook: {
+ 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>(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: {
+ auto &map = *static_cast<QMap<QString, QColor> *>(data);
+ map.clear();
+ map.insert(QStringLiteral("activeLight"), kWindowsColorSet.activeLight);
+ map.insert(QStringLiteral("activeDark"), kWindowsColorSet.activeDark);
+ map.insert(QStringLiteral("inactiveLight"), kWindowsColorSet.inactiveLight);
+ map.insert(QStringLiteral("inactiveDark"), kWindowsColorSet.inactiveDark);
+ return;
+ }
+
+ case DrawWindows10BorderHook: {
+ auto args = static_cast<void **>(data);
+ 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>(windowId);
+
+ QPen pen;
+ pen.setWidth(getWindowFrameBorderThickness(hwnd) * 2);
+
+ const bool dark = isDarkThemeActive() && isDarkWindowFrameEnabled(hwnd);
+ if (m_delegate->isWindowActive(m_host)) {
+ if (isWindowFrameBorderColorized()) {
+ pen.setColor(getAccentColor());
+ } else {
+ static QColor frameBorderActiveColorLight(kWindowsColorSet.activeLight);
+ static QColor frameBorderActiveColorDark(kWindowsColorSet.activeDark);
+ pen.setColor(dark ? frameBorderActiveColorDark
+ : frameBorderActiveColorLight);
+ }
+ } else {
+ static QColor frameBorderInactiveColorLight(kWindowsColorSet.inactiveLight);
+ static QColor frameBorderInactiveColorDark(kWindowsColorSet.inactiveDark);
+ pen.setColor(dark ? frameBorderInactiveColorDark
+ : frameBorderInactiveColorLight);
+ }
+ painter.save();
+
+ // We needs anti-aliasing to give us better result.
+ painter.setRenderHint(QPainter::Antialiasing);
+
+ painter.setPen(pen);
+ painter.drawLine(QLine{
+ QPoint{0, 0},
+ QPoint{m_windowHandle->width(), 0}
+ });
+ painter.restore();
+ return;
+ }
+
+ default: {
+ // unreachable
+ break;
+ }
+ }
+ AbstractWindowContext::virtual_hook(id, data);
+ }
+
+ bool Win32WindowContext::needBorderPainter() const {
+ return isWin10OrGreater() && !isWin11OrGreater();
+ }
+
+ int Win32WindowContext::borderThickness() const {
+ return getWindowFrameBorderThickness(reinterpret_cast<HWND>(windowId));
+ }
+
+ 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);
+
+ // Add managed window
+ addManagedWindow(hWnd, this);
+
+ // Cache win id
+ windowId = winId;
}
bool Win32WindowContext::windowProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam,
@@ -895,16 +1042,30 @@
return true;
}
+ // Whether to show system menu
if (systemMenuHandler(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
}
- static constexpr const struct {
- const WPARAM wParam = 0xF1C9ADD4;
- const LPARAM lParam = 0xAFB6F4C6;
+ QWK_USED static constexpr const struct {
+ const WPARAM wParam = MAKEWPARAM(44500, 61897);
+ const LPARAM lParam = MAKELPARAM(62662, 44982); // Not used. Reserve for future use.
} kMessageTag;
static inline quint64 getKeyState() {
@@ -1046,7 +1207,7 @@
LPARAM lParam, LRESULT *result) {
switch (message) {
case WM_MOUSELEAVE: {
- if (wParam == kMessageTag.wParam) {
+ if (wParam != kMessageTag.wParam) {
// Qt will call TrackMouseEvent() to get the WM_MOUSELEAVE message when it
// receives WM_MOUSEMOVE messages, and since we are converting every
// WM_NCMOUSEMOVE message to WM_MOUSEMOVE message and send it back to the window
@@ -1107,7 +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);
@@ -1169,7 +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;
@@ -1189,13 +1350,14 @@
// 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;
}
+
case WM_NCHITTEST: {
// 鍘熺敓Win32绐楀彛鍙湁椤惰竟鏄湪绐楀彛鍐呴儴resize鐨勶紝鍏朵綑涓夎竟閮芥槸鍦ㄧ獥鍙�
// 澶栭儴杩涜resize鐨勶紝鍏跺師鐞嗘槸锛學S_THICKFRAME杩欎釜绐楀彛鏍峰紡浼氬湪绐�
@@ -1277,7 +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)); //
});
@@ -1308,7 +1469,7 @@
// this is also the normal behavior of a native Win32 window (but only when the
// window is not maximized/fullscreen/minimized, of course).
if (isWindowNoState(hWnd)) {
- static constexpr const auto kBorderSize = quint8{2};
+ static constexpr const quint8 kBorderSize = 2;
bool isTop = (nativeLocalPos.y <= kBorderSize);
bool isLeft = nativeLocalPos.x <= kBorderSize;
bool isRight = (nativeLocalPos.x >= (clientWidth - kBorderSize));
@@ -1484,9 +1645,28 @@
return true;
}
}
+
+ case WM_WINDOWPOSCHANGING: {
+ // ### FIXME: How does this problem happen and why is it solved?
+ // When toggling the "Show theme color in title bar and window border" setting in
+ // Windows Settings, or calling `DrawMenuBar()`, Windows sends a message of
+ // WM_WINDOWPOSCHANGING with flags 0x37. If we do not process this message,
+ // 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 == kBadWindowPosFlag) {
+ windowPos->flags |= SWP_NOCOPYBITS;
+ }
+ break;
+ }
+
default:
break;
}
+
if (!isWin10OrGreater()) {
switch (message) {
case WM_NCUAHDRAWCAPTION:
--
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