From dddf96c011723a12b11acc2980c10eb370961021 Mon Sep 17 00:00:00 2001
From: Zhao Yuhang <2546789017@qq.com>
Date: 周五, 15 12月 2023 21:35:17 +0800
Subject: [PATCH] add qt impl

---
 src/core/contexts/cocoawindowcontext.mm |  415 +++++++++++++++++++++++++++-------------------------------
 1 files changed, 193 insertions(+), 222 deletions(-)

diff --git a/src/core/contexts/cocoawindowcontext.mm b/src/core/contexts/cocoawindowcontext.mm
index 66e57bf..ffd3b87 100644
--- a/src/core/contexts/cocoawindowcontext.mm
+++ b/src/core/contexts/cocoawindowcontext.mm
@@ -1,272 +1,246 @@
 #include "cocoawindowcontext_p.h"
 
+#include <objc/runtime.h>
+#include <AppKit/AppKit.h>
+
+#include <QtGui/QGuiApplication>
+
 namespace QWK {
 
 #if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
-static const struct QWK_Hook {
-    QWK_Hook() {
-        qputenv("QT_MAC_WANTS_LAYER", "1");
-    }
-} g_hook{};
+    static const struct QWK_Hook {
+        QWK_Hook() {
+            qputenv("QT_MAC_WANTS_LAYER", "1");
+        }
+    } g_hook{};
 #endif
 
-class NSWindowProxy
-{
-    Q_DISABLE_COPY_MOVE(NSWindowProxy)
-
-public:
-    NSWindowProxy(NSWindow *macWindow)
-    {
-        if (instances.contains(macWindow)) {
-            return;
+    struct NSWindowProxy {
+        NSWindowProxy(NSWindow *macWindow) {
+            if (instances.contains(macWindow)) {
+                return;
+            }
+            nswindow = macWindow;
+            instances.insert(macWindow, this);
+            if (!windowClass) {
+                windowClass = [nswindow class];
+                replaceImplementations();
+            }
         }
-        nswindow = macWindow;
-        instances.insert(macWindow, this);
-        if (!windowClass) {
-            windowClass = [nswindow class];
-            replaceImplementations();
+
+        ~NSWindowProxy() {
+            instances.remove(nswindow);
+            if (instances.count() <= 0) {
+                restoreImplementations();
+                windowClass = nil;
+            }
+            nswindow = nil;
         }
-    }
 
-    ~NSWindowProxy() override
-    {
-        instances.remove(nswindow);
-        if (instances.count() <= 0) {
-            restoreImplementations();
-            windowClass = nil;
-        }
-        nswindow = nil;
-    }
+        void replaceImplementations() {
+            Method method = class_getInstanceMethod(windowClass, @selector(setStyleMask:));
+            oldSetStyleMask = reinterpret_cast<setStyleMaskPtr>(
+                method_setImplementation(method, reinterpret_cast<IMP>(setStyleMask)));
 
-public Q_SLOTS:
-    void replaceImplementations()
-    {
-        Method method = class_getInstanceMethod(windowClass, @selector(setStyleMask:));
-        Q_ASSERT(method);
-        oldSetStyleMask = reinterpret_cast<setStyleMaskPtr>(method_setImplementation(method, reinterpret_cast<IMP>(setStyleMask)));
-        Q_ASSERT(oldSetStyleMask);
-
-        method = class_getInstanceMethod(windowClass, @selector(setTitlebarAppearsTransparent:));
-        Q_ASSERT(method);
-        oldSetTitlebarAppearsTransparent = reinterpret_cast<setTitlebarAppearsTransparentPtr>(method_setImplementation(method, reinterpret_cast<IMP>(setTitlebarAppearsTransparent)));
-        Q_ASSERT(oldSetTitlebarAppearsTransparent);
+            method =
+                class_getInstanceMethod(windowClass, @selector(setTitlebarAppearsTransparent:));
+            oldSetTitlebarAppearsTransparent =
+                reinterpret_cast<setTitlebarAppearsTransparentPtr>(method_setImplementation(
+                    method, reinterpret_cast<IMP>(setTitlebarAppearsTransparent)));
 
 #if 0
-        method = class_getInstanceMethod(windowClass, @selector(canBecomeKeyWindow));
-        Q_ASSERT(method);
-        oldCanBecomeKeyWindow = reinterpret_cast<canBecomeKeyWindowPtr>(method_setImplementation(method, reinterpret_cast<IMP>(canBecomeKeyWindow)));
-        Q_ASSERT(oldCanBecomeKeyWindow);
+            method = class_getInstanceMethod(windowClass, @selector(canBecomeKeyWindow));
+            oldCanBecomeKeyWindow = reinterpret_cast<canBecomeKeyWindowPtr>(method_setImplementation(method, reinterpret_cast<IMP>(canBecomeKeyWindow)));
 
-        method = class_getInstanceMethod(windowClass, @selector(canBecomeMainWindow));
-        Q_ASSERT(method);
-        oldCanBecomeMainWindow = reinterpret_cast<canBecomeMainWindowPtr>(method_setImplementation(method, reinterpret_cast<IMP>(canBecomeMainWindow)));
-        Q_ASSERT(oldCanBecomeMainWindow);
+            method = class_getInstanceMethod(windowClass, @selector(canBecomeMainWindow));
+            oldCanBecomeMainWindow = reinterpret_cast<canBecomeMainWindowPtr>(method_setImplementation(method, reinterpret_cast<IMP>(canBecomeMainWindow)));
 #endif
 
-        method = class_getInstanceMethod(windowClass, @selector(sendEvent:));
-        Q_ASSERT(method);
-        oldSendEvent = reinterpret_cast<sendEventPtr>(method_setImplementation(method, reinterpret_cast<IMP>(sendEvent)));
-        Q_ASSERT(oldSendEvent);
-    }
+            method = class_getInstanceMethod(windowClass, @selector(sendEvent:));
+            oldSendEvent = reinterpret_cast<sendEventPtr>(
+                method_setImplementation(method, reinterpret_cast<IMP>(sendEvent)));
+        }
 
-    void restoreImplementations()
-    {
-        Method method = class_getInstanceMethod(windowClass, @selector(setStyleMask:));
-        Q_ASSERT(method);
-        method_setImplementation(method, reinterpret_cast<IMP>(oldSetStyleMask));
-        oldSetStyleMask = nil;
+        void restoreImplementations() {
+            Method method = class_getInstanceMethod(windowClass, @selector(setStyleMask:));
+            method_setImplementation(method, reinterpret_cast<IMP>(oldSetStyleMask));
+            oldSetStyleMask = nil;
 
-        method = class_getInstanceMethod(windowClass, @selector(setTitlebarAppearsTransparent:));
-        Q_ASSERT(method);
-        method_setImplementation(method, reinterpret_cast<IMP>(oldSetTitlebarAppearsTransparent));
-        oldSetTitlebarAppearsTransparent = nil;
+            method =
+                class_getInstanceMethod(windowClass, @selector(setTitlebarAppearsTransparent:));
+            method_setImplementation(method,
+                                     reinterpret_cast<IMP>(oldSetTitlebarAppearsTransparent));
+            oldSetTitlebarAppearsTransparent = nil;
 
 #if 0
-        method = class_getInstanceMethod(windowClass, @selector(canBecomeKeyWindow));
-        Q_ASSERT(method);
-        method_setImplementation(method, reinterpret_cast<IMP>(oldCanBecomeKeyWindow));
-        oldCanBecomeKeyWindow = nil;
+            method = class_getInstanceMethod(windowClass, @selector(canBecomeKeyWindow));
+            method_setImplementation(method, reinterpret_cast<IMP>(oldCanBecomeKeyWindow));
+            oldCanBecomeKeyWindow = nil;
 
-        method = class_getInstanceMethod(windowClass, @selector(canBecomeMainWindow));
-        Q_ASSERT(method);
-        method_setImplementation(method, reinterpret_cast<IMP>(oldCanBecomeMainWindow));
-        oldCanBecomeMainWindow = nil;
+            method = class_getInstanceMethod(windowClass, @selector(canBecomeMainWindow));
+            method_setImplementation(method, reinterpret_cast<IMP>(oldCanBecomeMainWindow));
+            oldCanBecomeMainWindow = nil;
 #endif
 
-        method = class_getInstanceMethod(windowClass, @selector(sendEvent:));
-        Q_ASSERT(method);
-        method_setImplementation(method, reinterpret_cast<IMP>(oldSendEvent));
-        oldSendEvent = nil;
-    }
+            method = class_getInstanceMethod(windowClass, @selector(sendEvent:));
+            method_setImplementation(method, reinterpret_cast<IMP>(oldSendEvent));
+            oldSendEvent = nil;
+        }
 
-    void setSystemTitleBarVisible(const bool visible)
-    {
-        NSView *nsview = [nswindow contentView];
-        if (!nsview) {
-            return;
-        }
-        nsview.wantsLayer = YES;
-        nswindow.styleMask |= NSWindowStyleMaskResizable;
-        if (visible) {
-            nswindow.styleMask &= ~NSWindowStyleMaskFullSizeContentView;
-        } else {
-            nswindow.styleMask |= NSWindowStyleMaskFullSizeContentView;
-        }
-        nswindow.titlebarAppearsTransparent = (visible ? NO : YES);
-        nswindow.titleVisibility = (visible ? NSWindowTitleVisible : NSWindowTitleHidden);
-        nswindow.hasShadow = YES;
-        nswindow.showsToolbarButton = NO;
-        nswindow.movableByWindowBackground = NO;
-        nswindow.movable = NO;
-        // For some unknown reason, we don't need the following hack in Qt versions below or equal to 6.2.4.
+        void setSystemTitleBarVisible(const bool visible) {
+            NSView *nsview = [nswindow contentView];
+            if (!nsview) {
+                return;
+            }
+            nsview.wantsLayer = YES;
+            nswindow.styleMask |= NSWindowStyleMaskResizable;
+            if (visible) {
+                nswindow.styleMask &= ~NSWindowStyleMaskFullSizeContentView;
+            } else {
+                nswindow.styleMask |= NSWindowStyleMaskFullSizeContentView;
+            }
+            nswindow.titlebarAppearsTransparent = (visible ? NO : YES);
+            nswindow.titleVisibility = (visible ? NSWindowTitleVisible : NSWindowTitleHidden);
+            nswindow.hasShadow = YES;
+            nswindow.showsToolbarButton = NO;
+            nswindow.movableByWindowBackground = NO;
+            //nswindow.movable = NO; // This line causes the window in the wrong position when become fullscreen.
+            // For some unknown reason, we don't need the following hack in Qt versions below or
+            // equal to 6.2.4.
 #if (QT_VERSION > QT_VERSION_CHECK(6, 2, 4))
-        [nswindow standardWindowButton:NSWindowCloseButton].hidden = (visible ? NO : YES);
-        [nswindow standardWindowButton:NSWindowMiniaturizeButton].hidden = (visible ? NO : YES);
-        [nswindow standardWindowButton:NSWindowZoomButton].hidden = (visible ? NO : YES);
+            [nswindow standardWindowButton:NSWindowCloseButton].hidden = (visible ? NO : YES);
+            [nswindow standardWindowButton:NSWindowMiniaturizeButton].hidden = (visible ? NO : YES);
+            [nswindow standardWindowButton:NSWindowZoomButton].hidden = (visible ? NO : YES);
 #endif
-    }
+        }
 
-private:
-    static BOOL canBecomeKeyWindow(id obj, SEL sel)
-    {
-        if (instances.contains(reinterpret_cast<NSWindow *>(obj))) {
+    private:
+        static BOOL canBecomeKeyWindow(id obj, SEL sel) {
+            if (instances.contains(reinterpret_cast<NSWindow *>(obj))) {
+                return YES;
+            }
+
+            if (oldCanBecomeKeyWindow) {
+                return oldCanBecomeKeyWindow(obj, sel);
+            }
+
             return YES;
         }
 
-        if (oldCanBecomeKeyWindow) {
-            return oldCanBecomeKeyWindow(obj, sel);
-        }
+        static BOOL canBecomeMainWindow(id obj, SEL sel) {
+            if (instances.contains(reinterpret_cast<NSWindow *>(obj))) {
+                return YES;
+            }
 
-        return YES;
-    }
+            if (oldCanBecomeMainWindow) {
+                return oldCanBecomeMainWindow(obj, sel);
+            }
 
-    static BOOL canBecomeMainWindow(id obj, SEL sel)
-    {
-        if (instances.contains(reinterpret_cast<NSWindow *>(obj))) {
             return YES;
         }
 
-        if (oldCanBecomeMainWindow) {
-            return oldCanBecomeMainWindow(obj, sel);
+        static void setStyleMask(id obj, SEL sel, NSWindowStyleMask styleMask) {
+            if (instances.contains(reinterpret_cast<NSWindow *>(obj))) {
+                styleMask |= NSWindowStyleMaskFullSizeContentView;
+            }
+
+            if (oldSetStyleMask) {
+                oldSetStyleMask(obj, sel, styleMask);
+            }
         }
 
-        return YES;
-    }
+        static void setTitlebarAppearsTransparent(id obj, SEL sel, BOOL transparent) {
+            if (instances.contains(reinterpret_cast<NSWindow *>(obj))) {
+                transparent = YES;
+            }
 
-    static void setStyleMask(id obj, SEL sel, NSWindowStyleMask styleMask)
-    {
-        if (instances.contains(reinterpret_cast<NSWindow *>(obj))) {
-            styleMask |= NSWindowStyleMaskFullSizeContentView;
+            if (oldSetTitlebarAppearsTransparent) {
+                oldSetTitlebarAppearsTransparent(obj, sel, transparent);
+            }
         }
 
-        if (oldSetStyleMask) {
-            oldSetStyleMask(obj, sel, styleMask);
-        }
-    }
-
-    static void setTitlebarAppearsTransparent(id obj, SEL sel, BOOL transparent)
-    {
-        if (instances.contains(reinterpret_cast<NSWindow *>(obj))) {
-            transparent = YES;
-        }
-
-        if (oldSetTitlebarAppearsTransparent) {
-            oldSetTitlebarAppearsTransparent(obj, sel, transparent);
-        }
-    }
-
-    static void sendEvent(id obj, SEL sel, NSEvent *event)
-    {
-        if (oldSendEvent) {
-            oldSendEvent(obj, sel, event);
-        }
+        static void sendEvent(id obj, SEL sel, NSEvent *event) {
+            if (oldSendEvent) {
+                oldSendEvent(obj, sel, event);
+            }
 
 #if 0
-        const auto nswindow = reinterpret_cast<NSWindow *>(obj);
-        const auto it = instances.find(nswindow);
-        if (it == instances.end()) {
-            return;
-        }
+            const auto nswindow = reinterpret_cast<NSWindow *>(obj);
+            const auto it = instances.find(nswindow);
+            if (it == instances.end()) {
+                return;
+            }
 
-        NSWindowProxy * const proxy = it.value();
-        if (event.type == NSEventTypeLeftMouseDown) {
-            proxy->lastMouseDownEvent = event;
-            QCoreApplication::processEvents();
-            proxy->lastMouseDownEvent = nil;
-        }
+            NSWindowProxy *proxy = it.value();
+            if (event.type == NSEventTypeLeftMouseDown) {
+                proxy->lastMouseDownEvent = event;
+                QCoreApplication::processEvents();
+                proxy->lastMouseDownEvent = nil;
+            }
 #endif
-    }
-
-private:
-    NSWindow *nswindow = nil;
-    //NSEvent *lastMouseDownEvent = nil;
-
-    static inline QHash<NSWindow *, NSWindowProxy *> instances = {};
-
-    static inline Class windowClass = nil;
-
-    using setStyleMaskPtr = void(*)(id, SEL, NSWindowStyleMask);
-    static inline setStyleMaskPtr oldSetStyleMask = nil;
-
-    using setTitlebarAppearsTransparentPtr = void(*)(id, SEL, BOOL);
-    static inline setTitlebarAppearsTransparentPtr oldSetTitlebarAppearsTransparent = nil;
-
-    using canBecomeKeyWindowPtr = BOOL(*)(id, SEL);
-    static inline canBecomeKeyWindowPtr oldCanBecomeKeyWindow = nil;
-
-    using canBecomeMainWindowPtr = BOOL(*)(id, SEL);
-    static inline canBecomeMainWindowPtr oldCanBecomeMainWindow = nil;
-
-    using sendEventPtr = void(*)(id, SEL, NSEvent *);
-    static inline sendEventPtr oldSendEvent = nil;
-};
-
-using ProxyList = QHash<WId, NSWindowProxy *>;
-Q_GLOBAL_STATIC(ProxyList, g_proxyList);
-
-    static inline NSWindow *mac_getNSWindow(const WId windowId)
-    {
-        const auto nsview = reinterpret_cast<NSView *>(windowId);
-        if (!nsview) {
-            return nil;
         }
+
+    private:
+        Q_DISABLE_COPY(NSWindowProxy)
+
+        NSWindow *nswindow = nil;
+        // NSEvent *lastMouseDownEvent = nil;
+
+        static inline QHash<NSWindow *, NSWindowProxy *> instances = {};
+
+        static inline Class windowClass = nil;
+
+        using setStyleMaskPtr = void (*)(id, SEL, NSWindowStyleMask);
+        static inline setStyleMaskPtr oldSetStyleMask = nil;
+
+        using setTitlebarAppearsTransparentPtr = void (*)(id, SEL, BOOL);
+        static inline setTitlebarAppearsTransparentPtr oldSetTitlebarAppearsTransparent = nil;
+
+        using canBecomeKeyWindowPtr = BOOL (*)(id, SEL);
+        static inline canBecomeKeyWindowPtr oldCanBecomeKeyWindow = nil;
+
+        using canBecomeMainWindowPtr = BOOL (*)(id, SEL);
+        static inline canBecomeMainWindowPtr oldCanBecomeMainWindow = nil;
+
+        using sendEventPtr = void (*)(id, SEL, NSEvent *);
+        static inline sendEventPtr oldSendEvent = nil;
+    };
+
+    using ProxyList = QHash<WId, NSWindowProxy *>;
+    Q_GLOBAL_STATIC(ProxyList, g_proxyList);
+
+    static inline NSWindow *mac_getNSWindow(const WId windowId) {
+        const auto nsview = reinterpret_cast<NSView *>(windowId);
         return [nsview window];
     }
 
-static inline void cleanupProxy()
-{
-    if (g_proxyList()->isEmpty()) {
-        return;
-    }
-    const auto &data = *g_proxyList();
-    qDeleteAll(data);
-    g_proxyList()->clear();
-}
-
-static inline NSWindowProxy *ensureWindowProxy(const WId windowId)
-{
-    auto it = g_proxyList()->find(windowId);
-    if (it == g_proxyList()->end()) {
-        NSWindow *nswindow = mac_getNSWindow(windowId);
-        if (!nswindow) {
-            return nil;
+    static inline void cleanupProxy() {
+        if (g_proxyList()->isEmpty()) {
+            return;
         }
-        const auto proxy = new NSWindowProxy(nswindow);
-        it = g_proxyList()->insert(windowId, proxy);
-    }
-    static bool cleanerInstalled = false;
-    if (!cleanerInstalled) {
-        cleanerInstalled = true;
-        qAddPostRoutine(cleanupProxy);
-    }
-    return it.value();
-}
-
-    CocoaWindowContext::CocoaWindowContext() {
+        const auto &data = *g_proxyList();
+        qDeleteAll(data);
+        g_proxyList()->clear();
     }
 
-    CocoaWindowContext::~CocoaWindowContext() {
+    static inline NSWindowProxy *ensureWindowProxy(const WId windowId) {
+        auto it = g_proxyList()->find(windowId);
+        if (it == g_proxyList()->end()) {
+            NSWindow *nswindow = mac_getNSWindow(windowId);
+            const auto proxy = new NSWindowProxy(nswindow);
+            it = g_proxyList()->insert(windowId, proxy);
+        }
+        static bool cleanerInstalled = false;
+        if (!cleanerInstalled) {
+            cleanerInstalled = true;
+            qAddPostRoutine(cleanupProxy);
+        }
+        return it.value();
     }
+
+    CocoaWindowContext::CocoaWindowContext() : AbstractWindowContext() {}
+
+    CocoaWindowContext::~CocoaWindowContext() = default;
 
     QString CocoaWindowContext::key() const {
         return QStringLiteral("cocoa");
@@ -277,12 +251,9 @@
 
     bool CocoaWindowContext::setupHost() {
 #if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
-    m_windowHandle->setProperty("_q_mac_wantsLayer", 1);
+        m_windowHandle->setProperty("_q_mac_wantsLayer", 1);
 #endif
-        WId winId = m_windowHandle->winId();
-        ensureWindowProxy(winId)->setSystemTitleBarVisible(false);
-        // Cache window ID
-        windowId = winId;
+        ensureWindowProxy(m_windowHandle->winId())->setSystemTitleBarVisible(false);
         return true;
     }
 

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