Implement horizontal Quick Switch waterfall

Ariver

2026-06-12 63128a870cbedb841cb19cdfbf2bf54e3dfbc25c

 C1.source/Sources/Aligner/QuickSwitchSessionController.swift

@@ -19,6 +19,7 @@
    private let windowCloseService: any WindowCloseServiceProtocol
    private let systemCriticalWindowDetector: any SystemCriticalWindowDetecting
    private let disableScreenshotRefresh: Bool
    private let waterfallViewMode: QuickSwitchWaterfallViewMode
    private var closeConfirmationRequired: Bool
    private let onCloseConfirmationDisabled: (() -> Void)?
    private let debugOverlayWidth: CGFloat?
@@ -120,6 +121,7 @@
        ),
        systemCriticalWindowDetector: any SystemCriticalWindowDetecting = CGWindowSystemCriticalWindowDetector(),
        disableScreenshotRefresh: Bool = false,
        waterfallViewMode: QuickSwitchWaterfallViewMode = .verticalColumns,
        closeConfirmationRequired: Bool = true,
        onCloseConfirmationDisabled: (() -> Void)? = nil,
        debugHoveredAppGroupIndex: Int? = nil,
@@ -135,6 +137,7 @@
        self.windowCloseService = windowCloseService
        self.systemCriticalWindowDetector = systemCriticalWindowDetector
        self.disableScreenshotRefresh = disableScreenshotRefresh
        self.waterfallViewMode = waterfallViewMode
        self.closeConfirmationRequired = closeConfirmationRequired
        self.onCloseConfirmationDisabled = onCloseConfirmationDisabled
        self.debugOverlayWidth = debugOverlayWidth
@@ -219,6 +222,7 @@
            self.onCloseConfirmationDisabled?()
        }
        view.setCloseConfirmationRequired(closeConfirmationRequired)
        view.setWaterfallViewMode(waterfallViewMode)
        view.apply(viewModel: nil)
        view.beginPerformanceFirstFrameMeasurement()
        coordinator.openQuickSwitch()
@@ -1461,6 +1465,7 @@
    let debugWindowActivation: Bool
    let debugWindowClose: Bool
    let disableScreenshotRefresh: Bool
    let waterfallViewMode: QuickSwitchWaterfallViewMode?
    let lifecycleCycles: Int?
    let lifecycleInterval: TimeInterval
    let lifecycleVisibleDuration: TimeInterval
@@ -1488,6 +1493,7 @@
            debugWindowActivation: arguments.contains("--round01-debug-window-activation"),
            debugWindowClose: arguments.contains("--round01-debug-window-close"),
            disableScreenshotRefresh: arguments.contains("--round01-disable-screenshot-refresh"),
            waterfallViewMode: waterfallViewModeValue(for: "--round01-waterfall-view-mode", in: arguments),
            lifecycleCycles: intValue(for: "--round01-quick-switch-lifecycle-cycles", in: arguments),
            lifecycleInterval: timeInterval(for: "--round01-quick-switch-lifecycle-interval", in: arguments) ?? 0.02,
            lifecycleVisibleDuration: timeInterval(for: "--round01-quick-switch-lifecycle-visible-duration", in: arguments) ?? 0.16
@@ -1512,6 +1518,22 @@
        return String(argument.dropFirst(prefix.count))
    }

    private static func waterfallViewModeValue(
        for key: String,
        in arguments: [String]
    ) -> QuickSwitchWaterfallViewMode? {
        guard let value = stringValue(for: key, in: arguments) else { return nil }

        switch value {
        case "vertical", "vertical-columns", "verticalColumns":
            return .verticalColumns
        case "horizontal", "horizontal-masonry", "horizontalMasonry":
            return .horizontalMasonry
        default:
            return nil
        }
    }

    private static func intValue(for key: String, in arguments: [String]) -> Int? {
        stringValue(for: key, in: arguments).flatMap(Int.init)
    }