From 2a1e707b1cf530b00a5c0f3766466f10bd617619 Mon Sep 17 00:00:00 2001
From: Zhao Yuhang <2546789017@qq.com>
Date: 周三, 13 12月 2023 20:37:56 +0800
Subject: [PATCH] add WIP mac imp
---
src/core/contexts/win32windowcontext.cpp | 726 ++++++++++++++++++++++++++++++++++++++++++++-----------
1 files changed, 582 insertions(+), 144 deletions(-)
diff --git a/src/core/contexts/win32windowcontext.cpp b/src/core/contexts/win32windowcontext.cpp
index 1201277..3f0ac32 100644
--- a/src/core/contexts/win32windowcontext.cpp
+++ b/src/core/contexts/win32windowcontext.cpp
@@ -1,14 +1,16 @@
#include "win32windowcontext_p.h"
-#include "qwkcoreglobal_p.h"
#include <optional>
#include <QtCore/QHash>
-#include <QtCore/QAbstractNativeEventFilter>
-#include <QtCore/QOperatingSystemVersion>
#include <QtCore/QScopeGuard>
+#include <QtCore/QTimer>
#include <QtGui/QGuiApplication>
+#include <QtGui/QPainter>
+#include <QtGui/QPalette>
+#include <QtGui/QStyleHints>
+#include <QtCore/private/qwinregistry_p.h>
#include <QtCore/private/qsystemlibrary_p.h>
#include <QtGui/private/qhighdpiscaling_p.h>
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
@@ -25,66 +27,131 @@
#include <dwmapi.h>
#include <timeapi.h>
+#include "nativeeventfilter_p.h"
+#include "qwkglobal_p.h"
+
+#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
Q_DECLARE_METATYPE(QMargins)
+#endif
namespace QWK {
- static constexpr const auto kAutoHideTaskBarThickness =
- quint8{2}; // The thickness of an auto-hide taskbar in pixels.
+ enum _DWMWINDOWATTRIBUTE {
+ // [set] BOOL, Allows the use of host backdrop brushes for the window.
+ _DWMWA_USE_HOSTBACKDROPBRUSH = 17,
- using WndProcHash = QHash<HWND, Win32WindowContext *>; // hWnd -> context
+ // 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 quint8 kAutoHideTaskBarThickness = 2;
+
+ 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 *>;
Q_GLOBAL_STATIC(WndProcHash, g_wndProcHash)
- static WNDPROC g_qtWindowProc = nullptr; // Original Qt window proc function
+ // Original Qt window proc function
+ static WNDPROC g_qtWindowProc = nullptr;
- static struct QWK_Hook {
+ // ### FIXME FIXME FIXME
+ // ### FIXME: Tell the user to call in the documentation, instead of automatically
+ // calling it directly.
+ // ### FIXME FIXME FIXME
+ static const struct QWK_Hook {
QWK_Hook() {
qApp->setAttribute(Qt::AA_DontCreateNativeWidgetSiblings);
}
} g_hook{};
struct DynamicApis {
- decltype(&::DwmFlush) pDwmFlush = nullptr;
- decltype(&::DwmIsCompositionEnabled) pDwmIsCompositionEnabled = nullptr;
- decltype(&::DwmGetCompositionTimingInfo) pDwmGetCompositionTimingInfo = nullptr;
- decltype(&::GetDpiForWindow) pGetDpiForWindow = nullptr;
- decltype(&::GetSystemMetricsForDpi) pGetSystemMetricsForDpi = nullptr;
- decltype(&::GetDpiForMonitor) pGetDpiForMonitor = nullptr;
- decltype(&::timeGetDevCaps) ptimeGetDevCaps = nullptr;
- decltype(&::timeBeginPeriod) ptimeBeginPeriod = nullptr;
- decltype(&::timeEndPeriod) ptimeEndPeriod = nullptr;
-
- DynamicApis() {
- QSystemLibrary user32(QStringLiteral("user32.dll"));
- pGetDpiForWindow =
- reinterpret_cast<decltype(pGetDpiForWindow)>(user32.resolve("GetDpiForWindow"));
- pGetSystemMetricsForDpi = reinterpret_cast<decltype(pGetSystemMetricsForDpi)>(
- user32.resolve("GetSystemMetricsForDpi"));
-
- QSystemLibrary shcore(QStringLiteral("shcore.dll"));
- pGetDpiForMonitor =
- reinterpret_cast<decltype(pGetDpiForMonitor)>(shcore.resolve("GetDpiForMonitor"));
-
- QSystemLibrary dwmapi(QStringLiteral("dwmapi.dll"));
- pDwmFlush = reinterpret_cast<decltype(pDwmFlush)>(dwmapi.resolve("DwmFlush"));
- pDwmIsCompositionEnabled = reinterpret_cast<decltype(pDwmIsCompositionEnabled)>(
- dwmapi.resolve("DwmIsCompositionEnabled"));
- pDwmGetCompositionTimingInfo = reinterpret_cast<decltype(pDwmGetCompositionTimingInfo)>(dwmapi.resolve("DwmGetCompositionTimingInfo"));
-
- QSystemLibrary winmm(QStringLiteral("winmm.dll"));
- ptimeGetDevCaps = reinterpret_cast<decltype(ptimeGetDevCaps)>(winmm.resolve("timeGetDevCaps"));
- ptimeBeginPeriod = reinterpret_cast<decltype(ptimeBeginPeriod)>(winmm.resolve("timeBeginPeriod"));
- ptimeEndPeriod = reinterpret_cast<decltype(ptimeEndPeriod)>(winmm.resolve("timeEndPeriod"));
- }
-
- ~DynamicApis() = default;
-
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
+
+#define DYNAMIC_API_DECLARE(NAME) decltype(&::NAME) p##NAME = nullptr
+
+ DYNAMIC_API_DECLARE(DwmFlush);
+ DYNAMIC_API_DECLARE(DwmIsCompositionEnabled);
+ DYNAMIC_API_DECLARE(DwmGetCompositionTimingInfo);
+ DYNAMIC_API_DECLARE(DwmGetWindowAttribute);
+ DYNAMIC_API_DECLARE(GetDpiForWindow);
+ DYNAMIC_API_DECLARE(GetSystemMetricsForDpi);
+ DYNAMIC_API_DECLARE(GetDpiForMonitor);
+ DYNAMIC_API_DECLARE(timeGetDevCaps);
+ DYNAMIC_API_DECLARE(timeBeginPeriod);
+ DYNAMIC_API_DECLARE(timeEndPeriod);
+
+#undef DYNAMIC_API_DECLARE
+
private:
+ DynamicApis() {
+#define DYNAMIC_API_RESOLVE(DLL, NAME) \
+ p##NAME = reinterpret_cast<decltype(p##NAME)>(DLL.resolve(#NAME))
+
+ QSystemLibrary user32(QStringLiteral("user32"));
+ DYNAMIC_API_RESOLVE(user32, GetDpiForWindow);
+ DYNAMIC_API_RESOLVE(user32, GetSystemMetricsForDpi);
+
+ QSystemLibrary shcore(QStringLiteral("shcore"));
+ DYNAMIC_API_RESOLVE(shcore, GetDpiForMonitor);
+
+ QSystemLibrary dwmapi(QStringLiteral("dwmapi"));
+ DYNAMIC_API_RESOLVE(dwmapi, DwmFlush);
+ DYNAMIC_API_RESOLVE(dwmapi, DwmIsCompositionEnabled);
+ DYNAMIC_API_RESOLVE(dwmapi, DwmGetCompositionTimingInfo);
+ DYNAMIC_API_RESOLVE(dwmapi, DwmGetWindowAttribute);
+
+ QSystemLibrary winmm(QStringLiteral("winmm"));
+ DYNAMIC_API_RESOLVE(winmm, timeGetDevCaps);
+ DYNAMIC_API_RESOLVE(winmm, timeBeginPeriod);
+ DYNAMIC_API_RESOLVE(winmm, timeEndPeriod);
+
+#undef DYNAMIC_API_RESOLVE
+ }
+
+ ~DynamicApis() = default;
+
Q_DISABLE_COPY_MOVE(DynamicApis)
};
@@ -169,20 +236,22 @@
}
static inline bool isWin8OrGreater() {
- static const bool result =
- QOperatingSystemVersion::current() >= QOperatingSystemVersion::Windows8;
+ static const bool result = IsWindows8OrGreater_Real();
return result;
}
static inline bool isWin8Point1OrGreater() {
- static const bool result =
- QOperatingSystemVersion::current() >= QOperatingSystemVersion::Windows8_1;
+ static const bool result = IsWindows8Point1OrGreater_Real();
return result;
}
static inline bool isWin10OrGreater() {
- static const bool result =
- QOperatingSystemVersion::current() >= QOperatingSystemVersion::Windows10;
+ static const bool result = IsWindows10OrGreater_Real();
+ return result;
+ }
+
+ static inline bool isWin11OrGreater() {
+ static const bool result = IsWindows11OrGreater_Real();
return result;
}
@@ -198,6 +267,72 @@
return SUCCEEDED(apis.pDwmIsCompositionEnabled(&enabled)) && enabled;
}
+ static inline bool isWindowFrameBorderColorized() {
+ const QWinRegistryKey registry(HKEY_CURRENT_USER, LR"(Software\Microsoft\Windows\DWM)");
+ if (!registry.isValid()) {
+ return false;
+ }
+ const auto value = registry.dwordValue(L"ColorPrevalence");
+ if (!value.second) {
+ return false;
+ }
+ return value.first;
+ }
+
+ static inline bool isDarkThemeActive() {
+#if QT_VERSION >= QT_VERSION_CHECK(6, 5, 0)
+ return QGuiApplication::styleHints()->colorScheme() == Qt::ColorScheme::Dark;
+#else
+ const QWinRegistryKey registry(
+ HKEY_CURRENT_USER, LR"(Software\Microsoft\Windows\CurrentVersion\Themes\Personalize)");
+ if (!registry.isValid()) {
+ return false;
+ }
+ const auto value = registry.dwordValue(L"AppsUseLightTheme");
+ if (!value.second) {
+ return false;
+ }
+ return !value.first;
+#endif
+ }
+
+ 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)))) {
+ return enabled;
+ } else if (SUCCEEDED(apis.pDwmGetWindowAttribute(hwnd,
+ _DWMWA_USE_IMMERSIVE_DARK_MODE_BEFORE_20H1,
+ &enabled, sizeof(enabled)))) {
+ return enabled;
+ } else {
+ return false;
+ }
+ }
+
+ static inline QColor getAccentColor() {
+#if QT_VERSION >= QT_VERSION_CHECK(6, 6, 0)
+ return QGuiApplication::palette().color(QPalette::Accent);
+#else
+ const QWinRegistryKey registry(HKEY_CURRENT_USER, LR"(Software\Microsoft\Windows\DWM)");
+ if (!registry.isValid()) {
+ return {};
+ }
+ const auto value = registry.dwordValue(L"AccentColor");
+ if (!value.second) {
+ return {};
+ }
+ // The retrieved value is in the #AABBGGRR format, we need to
+ // convert it to the #AARRGGBB format which Qt expects.
+ const QColor abgr = QColor::fromRgba(value.first);
+ if (!abgr.isValid()) {
+ return {};
+ }
+ return QColor::fromRgb(abgr.blue(), abgr.green(), abgr.red(), abgr.alpha());
+#endif
+ }
+
static inline void triggerFrameChange(HWND hwnd) {
::SetWindowPos(hwnd, nullptr, 0, 0, 0, 0,
SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER | SWP_NOOWNERZORDER |
@@ -210,50 +345,56 @@
return apis.pGetDpiForWindow(hwnd);
} else if (apis.pGetDpiForMonitor) { // Win8.1
HMONITOR monitor = ::MonitorFromWindow(hwnd, MONITOR_DEFAULTTONEAREST);
- UINT dpiX{USER_DEFAULT_SCREEN_DPI};
- UINT dpiY{USER_DEFAULT_SCREEN_DPI};
+ UINT dpiX{0};
+ UINT dpiY{0};
apis.pGetDpiForMonitor(monitor, MDT_EFFECTIVE_DPI, &dpiX, &dpiY);
return dpiX;
} 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 getResizeBorderThickness(HWND hwnd) {
+ static inline quint32 getSystemMetricsForDpi(int index, quint32 dpi) {
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);
+ 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 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 int titleBarHeight = getTitleBarHeight(hwnd);
+ const auto titleBarHeight = int(getTitleBarHeight(hwnd));
if (isWin10OrGreater()) {
return {0, -titleBarHeight, 0, 0};
} else {
- const int frameSize = getResizeBorderThickness(hwnd);
+ const auto frameSize = int(getResizeBorderThickness(hwnd));
return {-frameSize, -titleBarHeight, -frameSize, -frameSize};
}
}();
@@ -262,7 +403,7 @@
#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
if (QPlatformWindow *platformWindow = window->handle()) {
if (const auto ni = QGuiApplication::platformNativeInterface()) {
- ni->setWindowProperty(platformWindow, QStringLiteral("_q_windowsCustomMargins"),
+ ni->setWindowProperty(platformWindow, QStringLiteral("WindowsCustomMargins"),
marginsVar);
}
}
@@ -295,10 +436,6 @@
}
static inline bool isFullScreen(HWND hwnd) {
- Q_ASSERT(hwnd);
- if (!hwnd) {
- return false;
- }
RECT windowRect{};
::GetWindowRect(hwnd, &windowRect);
// Compare to the full area of the screen, not the work area.
@@ -306,10 +443,6 @@
}
static inline bool isWindowNoState(HWND hwnd) {
- Q_ASSERT(hwnd);
- if (!hwnd) {
- return false;
- }
#if 0
WINDOWPLACEMENT wp{};
wp.length = sizeof(wp);
@@ -321,7 +454,7 @@
#endif
}
- static inline void syncPaintEventWithDwm() {
+ static void syncPaintEventWithDwm() {
// No need to sync with DWM if DWM composition is disabled.
if (!isDwmCompositionEnabled()) {
return;
@@ -358,8 +491,6 @@
w = (ratio - qreal(1));
}
m = (dt - (period * w));
- //Q_ASSERT((m > qreal(0)) || qFuzzyIsNull(m));
- //Q_ASSERT(m < period);
if ((m < qreal(0)) || qFuzzyCompare(m, period) || (m > period)) {
return;
}
@@ -368,16 +499,71 @@
apis.ptimeEndPeriod(ms_granularity);
}
- static inline QPoint fromNativeLocalPosition(const QWindow *window, const QPoint &point) {
- Q_ASSERT(window);
- if (!window) {
- return point;
+ 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
+ // as an error so just ignore it and return early.
+ return;
}
-#if 1
- return QHighDpi::fromNativeLocalPosition(point, window);
-#else
- return QPointF(QPointF(point) / window->devicePixelRatio()).toPoint();
-#endif
+
+ const bool maxOrFull = IsMaximized(hWnd) || isFullScreen(hWnd);
+ ::EnableMenuItem(hMenu, SC_CLOSE, (MF_BYCOMMAND | MFS_ENABLED));
+ ::EnableMenuItem(hMenu, SC_MAXIMIZE,
+ (MF_BYCOMMAND | ((maxOrFull || fixedSize) ? MFS_DISABLED : MFS_ENABLED)));
+ ::EnableMenuItem(hMenu, SC_RESTORE,
+ (MF_BYCOMMAND | ((maxOrFull && !fixedSize) ? MFS_ENABLED : MFS_DISABLED)));
+ // The first menu item should be selected by default if the menu is brought
+ // up by keyboard. I don't know how to pre-select a menu item but it seems
+ // highlight can do the job. However, there's an annoying issue if we do
+ // this manually: the highlighted menu item is really only highlighted,
+ // not selected, so even if the mouse cursor hovers on other menu items
+ // or the user navigates to other menu items through keyboard, the original
+ // highlight bar will not move accordingly, the OS will generate another
+ // highlight bar to indicate the current selected menu item, which will make
+ // the menu look kind of weird. Currently I don't know how to fix this issue.
+ ::HiliteMenuItem(hWnd, hMenu, SC_RESTORE,
+ (MF_BYCOMMAND | (selectFirstEntry ? MFS_HILITE : MFS_UNHILITE)));
+ ::EnableMenuItem(hMenu, SC_MINIMIZE, (MF_BYCOMMAND | MFS_ENABLED));
+ ::EnableMenuItem(hMenu, SC_SIZE,
+ (MF_BYCOMMAND | ((maxOrFull || fixedSize) ? MFS_DISABLED : MFS_ENABLED)));
+ ::EnableMenuItem(hMenu, SC_MOVE, (MF_BYCOMMAND | (maxOrFull ? MFS_DISABLED : MFS_ENABLED)));
+
+ // The default menu item will appear in bold font. There can only be one default
+ // menu item per menu at most. Set the item ID to "UINT_MAX" (or simply "-1")
+ // can clear the default item for the given menu.
+ UINT defaultItemId = UINT_MAX;
+ if (isWin11OrGreater()) {
+ if (maxOrFull) {
+ defaultItemId = SC_RESTORE;
+ } else {
+ defaultItemId = SC_MAXIMIZE;
+ }
+ }
+ if (defaultItemId == UINT_MAX) {
+ defaultItemId = SC_CLOSE;
+ }
+ ::SetMenuDefaultItem(hMenu, defaultItemId, FALSE);
+
+ // Popup the system menu at the required position.
+ const auto result = ::TrackPopupMenu(
+ hMenu,
+ (TPM_RETURNCMD | (QGuiApplication::isRightToLeft() ? TPM_RIGHTALIGN : TPM_LEFTALIGN)),
+ pos.x, pos.y, 0, hWnd, nullptr);
+
+ // Unhighlight the first menu item after the popup menu is closed, otherwise it will keep
+ // highlighting until we unhighlight it manually.
+ ::HiliteMenuItem(hWnd, hMenu, SC_RESTORE, (MF_BYCOMMAND | MFS_UNHILITE));
+
+ if (!result) {
+ // The user canceled the menu, no need to continue.
+ return;
+ }
+
+ // Send the command that the user chooses to the corresponding window.
+ ::PostMessageW(hWnd, WM_SYSCOMMAND, result, 0);
}
static inline Win32WindowContext::WindowPart getHitWindowPart(int hitTestResult) {
@@ -404,7 +590,8 @@
case HTBORDER:
return Win32WindowContext::FixedBorder;
default:
- break; // unreachable
+ // unreachable
+ break;
}
return Win32WindowContext::Outside;
}
@@ -448,14 +635,11 @@
// 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 QAbstractNativeEventFilter {
+ class WindowsNativeEventFilter : public NativeEventFilter {
public:
bool nativeEventFilter(const QByteArray &eventType, void *message,
QT_NATIVE_EVENT_RESULT_TYPE *result) override {
Q_UNUSED(eventType)
-
- auto orgLastMessageContext = lastMessageContext;
- lastMessageContext = nullptr;
// It has been observed that the pointer that Qt gives us is sometimes null on some
// machines. We need to guard against it in such scenarios.
@@ -465,11 +649,11 @@
// https://github.com/qt/qtbase/blob/e26a87f1ecc40bc8c6aa5b889fce67410a57a702/src/plugins/platforms/windows/qwindowscontext.cpp#L1546
// Qt needs to refer to the WM_NCCALCSIZE message data that hasn't been processed, so we
- // have to process it after Qt acquired the initial data.
+ // have to process it after Qt acquires the initial data.
auto msg = static_cast<const MSG *>(message);
- if (msg->message == WM_NCCALCSIZE && orgLastMessageContext) {
+ if (msg->message == WM_NCCALCSIZE && lastMessageContext) {
LRESULT res;
- if (Win32WindowContext::nonClientCalcSizeHandler(msg->hwnd, msg->message,
+ if (lastMessageContext->nonClientCalcSizeHandler(msg->hwnd, msg->message,
msg->wParam, msg->lParam, &res)) {
*result = decltype(*result)(res);
return true;
@@ -482,12 +666,16 @@
static Win32WindowContext *lastMessageContext;
static inline void install() {
+ if (instance) {
+ return;
+ }
instance = new WindowsNativeEventFilter();
- installNativeEventFilter(instance);
}
static inline void uninstall() {
- removeNativeEventFilter(instance);
+ if (!instance) {
+ return;
+ }
delete instance;
instance = nullptr;
}
@@ -565,22 +753,18 @@
// forward it right away and process it in our native event filter.
if (message == WM_NCCALCSIZE) {
WindowsNativeEventFilter::lastMessageContext = ctx;
- return ::CallWindowProcW(g_qtWindowProc, hWnd, message, wParam, lParam);
+ LRESULT result = ::CallWindowProcW(g_qtWindowProc, hWnd, message, wParam, lParam);
+ WindowsNativeEventFilter::lastMessageContext = nullptr;
+ return result;
}
// Try hooked procedure and save result
LRESULT result;
- bool handled = ctx->windowProc(hWnd, message, wParam, lParam, &result);
-
- // TODO: Determine whether to show system menu
- // ...
-
- if (handled) {
+ if (ctx->windowProc(hWnd, message, wParam, lParam, &result)) {
return result;
}
// Continue dispatching.
- WindowsNativeEventFilter::lastMessageContext = ctx;
return ::CallWindowProcW(g_qtWindowProc, hWnd, message, wParam, lParam);
}
@@ -597,6 +781,91 @@
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 = *static_cast<const QPoint *>(data);
+ auto hWnd = reinterpret_cast<HWND>(m_windowHandle->winId());
+ showSystemMenu2(hWnd, qpoint2point(pos), false,
+ m_delegate->isHostSizeFixed(m_host));
+ return;
+ }
+
+ 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>(m_windowHandle->winId());
+
+ 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();
+
+ // ### TODO: do we need to enable or disable it?
+ painter.setRenderHint(QPainter::Antialiasing);
+
+ painter.setPen(pen);
+ painter.drawLine(QLine{
+ QPoint{0, 0},
+ QPoint{m_windowHandle->width(), 0}
+ });
+ painter.restore();
+ }
+
+ 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));
}
bool Win32WindowContext::setupHost() {
@@ -616,9 +885,7 @@
::SetWindowLongPtrW(hWnd, GWLP_WNDPROC, reinterpret_cast<LONG_PTR>(QWKHookedWndProc));
// Install global native event filter
- if (!WindowsNativeEventFilter::instance) {
- WindowsNativeEventFilter::install();
- }
+ WindowsNativeEventFilter::install();
// Cache window ID
windowId = winId;
@@ -661,14 +928,22 @@
return true;
}
+ // Whether to show system menu
+ if (systemMenuHandler(hWnd, message, wParam, lParam, result)) {
+ return true;
+ }
+
+ if (themeStuffHandler(hWnd, message, wParam, lParam, result)) {
+ return true;
+ }
+
return false; // Not handled
}
- static constexpr const auto kMessageTag = WPARAM(0x97CCEA99);
-
- static inline constexpr bool isTaggedMessage(WPARAM wParam) {
- return (wParam == kMessageTag);
- }
+ 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() {
quint64 result = 0;
@@ -708,7 +983,7 @@
// wParam is always ignored in mouse leave messages, but here we
// give them a special tag to be able to distinguish which messages
// are sent by ourselves.
- return kMessageTag;
+ return kMessageTag.wParam;
}
const quint64 keyState = getKeyState();
if ((myMsg >= WM_NCXBUTTONDOWN) && (myMsg <= WM_NCXBUTTONDBLCLK)) {
@@ -786,6 +1061,7 @@
SEND_MESSAGE(hWnd, WM_MOUSELEAVE, wParamNew, lParamNew);
break;
default:
+ // unreachable
break;
}
@@ -808,7 +1084,7 @@
LPARAM lParam, LRESULT *result) {
switch (message) {
case WM_MOUSELEAVE: {
- if (!isTaggedMessage(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
@@ -820,9 +1096,9 @@
DWORD dwScreenPos = ::GetMessagePos();
POINT screenPoint{GET_X_LPARAM(dwScreenPos), GET_Y_LPARAM(dwScreenPos)};
::ScreenToClient(hWnd, &screenPoint);
- QPoint qtScenePos =
- fromNativeLocalPosition(m_windowHandle, {screenPoint.x, screenPoint.y});
- auto dummy = CoreWindowAgent::Unknown;
+ QPoint qtScenePos = QHighDpi::fromNativeLocalPosition(point2qpoint(screenPoint),
+ m_windowHandle);
+ auto dummy = WindowAgentBase::Unknown;
if (isInSystemButtons(qtScenePos, &dummy)) {
// We must record whether the last WM_MOUSELEAVE was filtered, because if
// Qt does not receive this message it will not call TrackMouseEvent()
@@ -869,7 +1145,7 @@
const WindowPart currentWindowPart = lastHitTestResult;
if (message == WM_NCMOUSEMOVE) {
if (currentWindowPart != WindowPart::ChromeButton) {
- std::ignore = m_delegate->resetQtGrabbedControl();
+ m_delegate->resetQtGrabbedControl();
if (mouseLeaveBlocked) {
emulateClientAreaMessage(hWnd, message, wParam, lParam,
WM_NCMOUSELEAVE);
@@ -931,7 +1207,7 @@
// 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.
- std::ignore = m_delegate->resetQtGrabbedControl();
+ m_delegate->resetQtGrabbedControl();
}
}
break;
@@ -958,6 +1234,7 @@
}
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�
@@ -1053,14 +1330,14 @@
auto clientWidth = RECT_WIDTH(clientRect);
auto clientHeight = RECT_HEIGHT(clientRect);
- QPoint qtScenePos = fromNativeLocalPosition(
- m_windowHandle, QPoint(nativeLocalPos.x, nativeLocalPos.y));
+ QPoint qtScenePos =
+ QHighDpi::fromNativeLocalPosition(point2qpoint(nativeLocalPos), m_windowHandle);
bool isFixedSize = m_delegate->isHostSizeFixed(m_host);
bool isTitleBar = isInTitleBarDraggableArea(qtScenePos);
bool dontOverrideCursor = false; // ### TODO
- CoreWindowAgent::SystemButton sysButtonType = CoreWindowAgent::Unknown;
+ WindowAgentBase::SystemButton sysButtonType = WindowAgentBase::Unknown;
if (!isFixedSize && isInSystemButtons(qtScenePos, &sysButtonType)) {
// Firstly, we set the hit test result to a default value to be able to detect
// whether we have changed it or not afterwards.
@@ -1070,22 +1347,31 @@
// 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 int kBorderSize = 2;
+ static constexpr const quint8 kBorderSize = 2;
bool isTop = (nativeLocalPos.y <= kBorderSize);
+ bool isLeft = nativeLocalPos.x <= kBorderSize;
bool isRight = (nativeLocalPos.x >= (clientWidth - kBorderSize));
- if (isTop || isRight) {
+ if (isTop || isLeft || isRight) {
if (dontOverrideCursor) {
// The user doesn't want the window to be resized, so we tell
// Windows we are in the client area so that the controls beneath
// the mouse cursor can still be hovered or clicked.
*result = (isTitleBar ? HTCAPTION : HTCLIENT);
} else {
- if (isTop && isRight) {
- *result = HTTOPRIGHT;
- } else if (isTop) {
- *result = HTTOP;
+ if (isTop) {
+ if (isLeft) {
+ *result = HTTOPLEFT;
+ } else if (isRight) {
+ *result = HTTOPRIGHT;
+ } else {
+ *result = HTTOP;
+ }
} else {
- *result = HTRIGHT;
+ if (isLeft) {
+ *result = HTLEFT;
+ } else {
+ *result = HTRIGHT;
+ }
}
}
}
@@ -1095,23 +1381,24 @@
// exact role of our button. The Snap Layout feature introduced in Windows
// 11 won't work without this.
switch (sysButtonType) {
- case CoreWindowAgent::WindowIcon:
+ case WindowAgentBase::WindowIcon:
*result = HTSYSMENU;
break;
- case CoreWindowAgent::Help:
+ case WindowAgentBase::Help:
*result = HTHELP;
break;
- case CoreWindowAgent::Minimize:
+ case WindowAgentBase::Minimize:
*result = HTREDUCE;
break;
- case CoreWindowAgent::Maximize:
+ case WindowAgentBase::Maximize:
*result = HTZOOM;
break;
- case CoreWindowAgent::Close:
+ case WindowAgentBase::Close:
*result = HTCLOSE;
break;
default:
- break; // unreachable
+ // unreachable
+ break;
}
}
if (*result == HTNOWHERE) {
@@ -1185,9 +1472,9 @@
const bool isBottom = (nativeLocalPos.y >= (clientHeight - frameSize));
// Make the border a little wider to let the user easy to resize on corners.
const auto scaleFactor = ((isTop || isBottom) ? qreal(2) : qreal(1));
- const int scaledFrameSizeX = std::round(qreal(frameSize) * scaleFactor);
- const bool isLeft = (nativeLocalPos.x < scaledFrameSizeX);
- const bool isRight = (nativeLocalPos.x >= (clientWidth - scaledFrameSizeX));
+ const int scaledFrameSize = std::round(qreal(frameSize) * scaleFactor);
+ const bool isLeft = (nativeLocalPos.x < scaledFrameSize);
+ const bool isRight = (nativeLocalPos.x >= (clientWidth - scaledFrameSize));
if (dontOverrideCursor && (isTop || isBottom || isLeft || isRight)) {
// Return HTCLIENT instead of HTBORDER here, because the mouse is
// inside the window now, return HTCLIENT to let the controls
@@ -1236,9 +1523,27 @@
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.
+ const auto windowPos = reinterpret_cast<LPWINDOWPOS>(lParam);
+ if (windowPos->flags ==
+ (SWP_NOSIZE | SWP_NOMOVE | SWP_NOZORDER | SWP_NOACTIVATE | SWP_FRAMECHANGED)) {
+ windowPos->flags |= SWP_NOCOPYBITS;
+ }
+ break;
+ }
+
default:
break;
}
+
if (!isWin10OrGreater()) {
switch (message) {
case WM_NCUAHDRAWCAPTION:
@@ -1305,6 +1610,7 @@
bool Win32WindowContext::nonClientCalcSizeHandler(HWND hWnd, UINT message, WPARAM wParam,
LPARAM lParam, LRESULT *result) {
Q_UNUSED(message)
+ Q_UNUSED(this)
// Windows鏄牴鎹繖涓秷鎭殑杩斿洖鍊兼潵璁剧疆绐楀彛鐨勫鎴峰尯锛堢獥鍙ｄ腑鐪熸鏄剧ず鐨勫唴瀹癸級
// 鍜岄潪瀹㈡埛鍖猴紙鏍囬鏍忋�佺獥鍙ｈ竟妗嗐�佽彍鍗曟爮鍜岀姸鎬佹爮绛塛indows绯荤粺鑷鎻愪緵鐨勯儴鍒�
@@ -1529,4 +1835,136 @@
return true;
}
+ bool Win32WindowContext::systemMenuHandler(HWND hWnd, UINT message, WPARAM wParam,
+ LPARAM lParam, LRESULT *result) {
+ const auto getNativePosFromMouse = [lParam]() -> POINT {
+ return {GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam)};
+ };
+ const auto getNativeGlobalPosFromKeyboard = [hWnd]() -> POINT {
+ const bool maxOrFull = IsMaximized(hWnd) || isFullScreen(hWnd);
+ const quint32 frameSize = getResizeBorderThickness(hWnd);
+ const quint32 horizontalOffset = ((maxOrFull || !isWin10OrGreater()) ? 0 : frameSize);
+ const auto verticalOffset = [hWnd, maxOrFull, frameSize]() -> quint32 {
+ const quint32 titleBarHeight = getTitleBarHeight(hWnd);
+ if (!isWin10OrGreater()) {
+ return titleBarHeight;
+ }
+ if (isWin11OrGreater()) {
+ if (maxOrFull) {
+ return (titleBarHeight + frameSize);
+ }
+ return titleBarHeight;
+ }
+ if (maxOrFull) {
+ return titleBarHeight;
+ }
+ return titleBarHeight - frameSize;
+ }();
+ RECT windowPos{};
+ ::GetWindowRect(hWnd, &windowPos);
+ return {static_cast<LONG>(windowPos.left + horizontalOffset),
+ static_cast<LONG>(windowPos.top + verticalOffset)};
+ };
+ bool shouldShowSystemMenu = false;
+ bool broughtByKeyboard = false;
+ POINT nativeGlobalPos{};
+ switch (message) {
+ case WM_RBUTTONUP: {
+ const POINT nativeLocalPos = getNativePosFromMouse();
+ const QPoint qtScenePos =
+ QHighDpi::fromNativeLocalPosition(point2qpoint(nativeLocalPos), m_windowHandle);
+ if (isInTitleBarDraggableArea(qtScenePos)) {
+ shouldShowSystemMenu = true;
+ nativeGlobalPos = nativeLocalPos;
+ ::ClientToScreen(hWnd, &nativeGlobalPos);
+ }
+ break;
+ }
+ case WM_NCRBUTTONUP: {
+ if (wParam == HTCAPTION) {
+ shouldShowSystemMenu = true;
+ nativeGlobalPos = getNativePosFromMouse();
+ }
+ break;
+ }
+ case WM_SYSCOMMAND: {
+ const WPARAM filteredWParam = (wParam & 0xFFF0);
+ if ((filteredWParam == SC_KEYMENU) && (lParam == VK_SPACE)) {
+ shouldShowSystemMenu = true;
+ broughtByKeyboard = true;
+ nativeGlobalPos = getNativeGlobalPosFromKeyboard();
+ }
+ break;
+ }
+ case WM_KEYDOWN:
+ case WM_SYSKEYDOWN: {
+ const bool altPressed = ((wParam == VK_MENU) || (::GetKeyState(VK_MENU) < 0));
+ const bool spacePressed = ((wParam == VK_SPACE) || (::GetKeyState(VK_SPACE) < 0));
+ if (altPressed && spacePressed) {
+ shouldShowSystemMenu = true;
+ broughtByKeyboard = true;
+ nativeGlobalPos = getNativeGlobalPosFromKeyboard();
+ }
+ break;
+ }
+ default:
+ break;
+ }
+ if (shouldShowSystemMenu) {
+ showSystemMenu2(hWnd, nativeGlobalPos, broughtByKeyboard,
+ m_delegate->isHostSizeFixed(m_host));
+ // QPA's internal code will handle system menu events separately, and its
+ // behavior is not what we would want to see because it doesn't know our
+ // window doesn't have any window frame now, so return early here to avoid
+ // 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::UpdateLater);
+ dispatch(&e);
+ break;
+ }
+
+ case WM_DWMCOLORIZATIONCOLORCHANGED: {
+ const QColor color = QColor::fromRgba(wParam);
+ const auto blendedWithOpacity = *reinterpret_cast<LPBOOL>(lParam);
+
+ QEvent e(QEvent::UpdateLater);
+ 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::UpdateLater);
+ dispatch(&e);
+ }
+ break;
+ }
+
+ default:
+ break;
+ }
+ return false;
+ }
}
--
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