fix: NSVisualEffectView

某莔

2023-12-28 96552dfcb531053f4a331c2c80ecf5d8cb2aaf36

 src/core/contexts/cocoawindowcontext.mm

@@ -118,6 +118,12 @@
namespace QWK {

    struct NSWindowProxy : public QWK_NSWindowDelegate {
        enum class BlurMode {
            Dark,
            Light,
            None,
        };

        NSWindowProxy(NSWindow *macWindow) {
            nswindow = macWindow;
            g_proxyIndexes->insert(nswindow, this);
@@ -225,6 +231,38 @@
            return {closeBtn, minimizeBtn, zoomBtn};
        }

        void setBlurEffect(BlurMode option) {
            NSVisualEffectView *effectView = nil;
            NSView *const view = [nswindow contentView];
            for (NSView *subview in [[view superview] subviews]) {
                if ([subview isKindOfClass:visualEffectViewClass]) {
                    effectView = subview;
                }
            }
            if (effectView == nil) { return; }

            static const auto originalMaterial = effectView.material;
            static const auto originalBlendingMode = effectView.blendingMode;
            static const auto originalState = effectView.state;

            if (option == BlurMode::None) {
                effectView.material = originalMaterial;
                effectView.blendingMode = originalBlendingMode;
                effectView.state = originalState;
            } else {
                effectView.material = NSVisualEffectMaterialUnderWindowBackground;
                effectView.blendingMode = NSVisualEffectBlendingModeBehindWindow;
                effectView.state = NSVisualEffectStateFollowsWindowActiveState;

                // if (option == BlurMode::Dark) {
                //     view.appearance = [NSAppearance appearanceNamed:@"NSAppearanceNameVibrantDark"];
                // } else {
                //     view.appearance =
                //         [NSAppearance appearanceNamed:@"NSAppearanceNameVibrantLight"];
                // }
            }
        }

        void setSystemTitleBarVisible(const bool visible) {
            NSView *nsview = [nswindow contentView];
            if (!nsview) {
@@ -311,6 +349,10 @@
            windowObserver = nil;
        }

        static inline const Class windowClass = [NSWindow class];

        static inline const Class visualEffectViewClass = NSClassFromString(@"NSVisualEffectView");

    protected:
        static BOOL canBecomeKeyWindow(id obj, SEL sel) {
            if (g_proxyIndexes->contains(reinterpret_cast<NSWindow *>(obj))) {
@@ -376,8 +418,6 @@
            }
#endif
        }

        static inline const Class windowClass = [NSWindow class];

    private:
        Q_DISABLE_COPY(NSWindowProxy)
@@ -622,6 +662,39 @@
            ensureWindowProxy(windowId)->setSystemButtonVisible(!attribute.toBool());
            return true;
        }

        if (key == QStringLiteral("blur-effect")) {
            // Class not available
            if (!NSWindowProxy::visualEffectViewClass) {
                return false;
            }

            auto option = NSWindowProxy::BlurMode::None;
            if (attribute.type() == QVariant::Bool) {
                if (attribute.toBool()) {
                    NSString *osxMode =
                        [[NSUserDefaults standardUserDefaults] stringForKey:@"AppleInterfaceStyle"];
                    option = [osxMode isEqualToString:@"Dark"] ? NSWindowProxy::BlurMode::Dark
                                                               : NSWindowProxy::BlurMode::Light;
                }
            } else if (attribute.type() == QVariant::String) {
                auto value = attribute.toString();
                if (value == QStringLiteral("dark")) {
                    option = NSWindowProxy::BlurMode::Dark;
                } else if (value == QStringLiteral("light")) {
                    option = NSWindowProxy::BlurMode::Light;
                } else if (value == QStringLiteral("none")) {
                    // ...
                } else {
                    return false;
                }
            } else {
                return false;
            }
            ensureWindowProxy(windowId)->setBlurEffect(option);
            return true;
        }

        return false;
    }