From 6b60869385137ec71e7bb91db76016f45eb711e1 Mon Sep 17 00:00:00 2001 From: Yuhang Zhao <zhaoyuhang@rankyee.com> Date: 周三, 06 12月 2023 10:09:42 +0800 Subject: [PATCH] port more implementation --- src/core/contexts/win32windowcontext.cpp | 93 ++++++++++++++++++++++++++++++++++++++++++---- 1 files changed, 84 insertions(+), 9 deletions(-) diff --git a/src/core/contexts/win32windowcontext.cpp b/src/core/contexts/win32windowcontext.cpp index 49a6d69..4af7626 100644 --- a/src/core/contexts/win32windowcontext.cpp +++ b/src/core/contexts/win32windowcontext.cpp @@ -1,4 +1,5 @@ #include "win32windowcontext_p.h" +#include "qwkcoreglobal_p.h" #include <optional> @@ -7,14 +8,24 @@ #include <QtCore/QCoreApplication> #include <QtCore/QOperatingSystemVersion> #include <QtCore/QScopeGuard> +#include <QtCore/QTimer> #include <QtCore/private/qsystemlibrary_p.h> #include <QtGui/private/qhighdpiscaling_p.h> - -#include "qwkcoreglobal_p.h" +#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0) +# include <QtGui/private/qguiapplication_p.h> +#endif +#include <QtGui/qpa/qplatformwindow.h> +#if QT_VERSION < QT_VERSION_CHECK(6, 2, 0) +# include <QtGui/qpa/qplatformnativeinterface.h> +#else +# include <QtGui/qpa/qplatformwindow_p.h> +#endif #include <shellscalingapi.h> #include <dwmapi.h> + +Q_DECLARE_METATYPE(QMargins) namespace QWK { @@ -25,6 +36,12 @@ Q_GLOBAL_STATIC(WndProcHash, g_wndProcHash) static WNDPROC g_qtWindowProc = nullptr; // Original Qt window proc function + + static struct QWK_Hook { + QWK_Hook() { + qApp->setAttribute(Qt::AA_DontCreateNativeWidgetSiblings); + } + } g_hook{}; struct DynamicApis { decltype(&::DwmFlush) pDwmFlush = nullptr; @@ -46,7 +63,8 @@ QSystemLibrary dwmapi(QStringLiteral("dwmapi.dll")); pDwmFlush = reinterpret_cast<decltype(pDwmFlush)>(dwmapi.resolve("DwmFlush")); - pDwmIsCompositionEnabled = reinterpret_cast<decltype(pDwmIsCompositionEnabled)>(dwmapi.resolve("DwmIsCompositionEnabled")); + pDwmIsCompositionEnabled = reinterpret_cast<decltype(pDwmIsCompositionEnabled)>( + dwmapi.resolve("DwmIsCompositionEnabled")); } ~DynamicApis() = default; @@ -175,13 +193,15 @@ if (!hwnd) { return; } - ::SetWindowPos(hwnd, nullptr, 0, 0, 0, 0, SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER | SWP_NOOWNERZORDER | SWP_FRAMECHANGED); + ::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 USER_DEFAULT_SCREEN_DPI; + return 0; } const DynamicApis &apis = DynamicApis::instance(); if (apis.pGetDpiForWindow) { // Win10 @@ -214,6 +234,53 @@ } else { return ::GetSystemMetrics(SM_CXSIZEFRAME) + ::GetSystemMetrics(SM_CXPADDEDBORDER); } + } + + 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) { + const quint32 dpi = getDpiForWindow(hwnd); + return apis.pGetSystemMetricsForDpi(SM_CYCAPTION, dpi); + } else { + return ::GetSystemMetrics(SM_CYCAPTION); + } + }(); + return captionHeight + getResizeBorderThickness(hwnd); + } + + 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()) { + return { 0, -titleBarHeight, 0, 0 }; + } else { + const int frameSize = getResizeBorderThickness(hwnd); + return { -frameSize, -titleBarHeight, -frameSize, -frameSize }; + } + }(); + const QVariant marginsVar = QVariant::fromValue(margins); + window->setProperty("_q_windowsCustomMargins", marginsVar); +#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"), marginsVar); + } + } +#else + if (const auto platformWindow = dynamic_cast<QNativeInterface::Private::QWindowsWindow *>(window->handle())) { + platformWindow->setCustomMargins(margins); + } +#endif } static inline std::optional<MONITORINFOEXW> getMonitorForWindow(HWND hwnd) { @@ -452,8 +519,8 @@ return ::CallWindowProcW(g_qtWindowProc, hWnd, message, wParam, lParam); } - Win32WindowContext::Win32WindowContext(QWindow *window, WindowItemDelegate *delegate) - : AbstractWindowContext(window, delegate) { + Win32WindowContext::Win32WindowContext(QObject *host, WindowItemDelegate *delegate) + : AbstractWindowContext(host, delegate) { } Win32WindowContext::~Win32WindowContext() { @@ -469,10 +536,16 @@ } bool Win32WindowContext::setup() { - auto winId = m_windowHandle->winId(); + if (!m_windowHandle) { + return false; + } // 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); // Store original window proc if (!g_qtWindowProc) { @@ -492,6 +565,8 @@ // Save window handle mapping g_wndProcHash->insert(hWnd, this); + + QTimer::singleShot(0, m_windowHandle, [hWnd](){ triggerFrameChange(hWnd); }); return true; } @@ -1137,7 +1212,7 @@ QPoint qtScenePos = fromNativeLocalPosition( m_windowHandle, QPoint(nativeLocalPos.x, nativeLocalPos.y)); - bool isFixedSize = /*isWindowFixedSize()*/ false; // ### FIXME + bool isFixedSize = m_delegate->isHostSizeFixed(m_host); bool isTitleBar = isInTitleBarDraggableArea(qtScenePos); bool dontOverrideCursor = false; // ### TODO -- Gitblit v1.9.1