From efbfc27e0c813c31b570d72fded40eb91d07f2db Mon Sep 17 00:00:00 2001
From: Ariver <shanghai3168@gmail.com>
Date: Thu, 28 May 2026 21:01:19 +0800
Subject: [PATCH] Add AppKit tag navigation reordering

---
 TODO.md                        |   22 ++---
 Apptag/TagNavigationView.swift |  165 ++++++++++++++++++++++++++++++++++++++--
 Apptag/ContentView.swift       |   25 +++++
 3 files changed, 187 insertions(+), 25 deletions(-)

diff --git a/Apptag/ContentView.swift b/Apptag/ContentView.swift
index c060b8b..da98d57 100644
--- a/Apptag/ContentView.swift
+++ b/Apptag/ContentView.swift
@@ -934,11 +934,25 @@
             contentInsets: isHorizontal
                 ? NSEdgeInsets(top: 3, left: 24, bottom: 3, right: tagPosition == "top" ? floatingControlsReservedWidth : 24)
                 : NSEdgeInsets(top: 12, left: 12, bottom: 12, right: 12),
+            dragModeActive: tagNavDragModeActive,
+            draggingItemID: tagNavDragItem,
             onActivate: { tagID in
                 activateTagNavigation(tagID)
             },
             onHoverChange: { tagID, active in
                 handleTagNavigationHover(tagID, active: active)
+            },
+            canReorder: { tagID in
+                canReorderTag(tagID)
+            },
+            onReorderBegan: { tagID in
+                beginTagNavReorder(tagID)
+            },
+            onReorderMoved: { tagID, targetID in
+                reorderTagNavItem(fromName: tagID, to: targetID)
+            },
+            onReorderEnded: {
+                endTagNavReorder()
             }
         )
     }
@@ -2054,11 +2068,18 @@
     private func reorderTagNavItem(at location: CGPoint) {
         guard let fromName = tagNavDragItem,
               let targetName = tagNavReorderFrames.first(where: { $0.value.contains(location) })?.key,
-              fromName != targetName,
+              fromName != targetName
+        else { return }
+        reorderTagNavItem(fromName: fromName, to: targetName)
+    }
+
+    private func reorderTagNavItem(fromName: String, to targetName: String) {
+        guard fromName != targetName,
+              canReorderTag(fromName),
+              canReorderTag(targetName),
               let fromIndex = draggedTagNames.firstIndex(of: fromName),
               let toIndex = draggedTagNames.firstIndex(of: targetName)
         else { return }
-
         tagNavReorderDidMove = true
         withAnimation(.spring(response: 0.22, dampingFraction: 0.82)) {
             let destination = toIndex > fromIndex ? toIndex + 1 : toIndex
diff --git a/Apptag/TagNavigationView.swift b/Apptag/TagNavigationView.swift
index 2736f53..9f9941f 100644
--- a/Apptag/TagNavigationView.swift
+++ b/Apptag/TagNavigationView.swift
@@ -16,8 +16,14 @@
     let items: [TagNavigationItem]
     let orientation: Orientation
     let contentInsets: NSEdgeInsets
+    let dragModeActive: Bool
+    let draggingItemID: String?
     let onActivate: (String) -> Void
     let onHoverChange: (String, Bool) -> Void
+    let canReorder: (String) -> Bool
+    let onReorderBegan: (String) -> Void
+    let onReorderMoved: (String, String) -> Void
+    let onReorderEnded: () -> Void
 
     func makeNSView(context: Context) -> TagNavigationHostView {
         let view = TagNavigationHostView()
@@ -25,8 +31,14 @@
             items: items,
             orientation: orientation,
             contentInsets: contentInsets,
+            dragModeActive: dragModeActive,
+            draggingItemID: draggingItemID,
             onActivate: onActivate,
-            onHoverChange: onHoverChange
+            onHoverChange: onHoverChange,
+            canReorder: canReorder,
+            onReorderBegan: onReorderBegan,
+            onReorderMoved: onReorderMoved,
+            onReorderEnded: onReorderEnded
         )
         return view
     }
@@ -36,8 +48,14 @@
             items: items,
             orientation: orientation,
             contentInsets: contentInsets,
+            dragModeActive: dragModeActive,
+            draggingItemID: draggingItemID,
             onActivate: onActivate,
-            onHoverChange: onHoverChange
+            onHoverChange: onHoverChange,
+            canReorder: canReorder,
+            onReorderBegan: onReorderBegan,
+            onReorderMoved: onReorderMoved,
+            onReorderEnded: onReorderEnded
         )
     }
 }
@@ -62,15 +80,27 @@
         items: [TagNavigationItem],
         orientation: TagNavigationView.Orientation,
         contentInsets: NSEdgeInsets,
+        dragModeActive: Bool,
+        draggingItemID: String?,
         onActivate: @escaping (String) -> Void,
-        onHoverChange: @escaping (String, Bool) -> Void
+        onHoverChange: @escaping (String, Bool) -> Void,
+        canReorder: @escaping (String) -> Bool,
+        onReorderBegan: @escaping (String) -> Void,
+        onReorderMoved: @escaping (String, String) -> Void,
+        onReorderEnded: @escaping () -> Void
     ) {
         documentView.update(
             items: items,
             orientation: orientation,
             contentInsets: contentInsets,
+            dragModeActive: dragModeActive,
+            draggingItemID: draggingItemID,
             onActivate: onActivate,
-            onHoverChange: onHoverChange
+            onHoverChange: onHoverChange,
+            canReorder: canReorder,
+            onReorderBegan: onReorderBegan,
+            onReorderMoved: onReorderMoved,
+            onReorderEnded: onReorderEnded
         )
         scrollView.hasHorizontalScroller = orientation == .horizontal
         scrollView.hasVerticalScroller = orientation == .vertical
@@ -108,8 +138,14 @@
     private var orientation: TagNavigationView.Orientation = .horizontal
     private var contentInsets = NSEdgeInsets(top: 0, left: 0, bottom: 0, right: 0)
     private var buttons: [TagNavigationButton] = []
+    private var dragModeActive = false
+    private var draggingItemID: String?
     private var onActivate: (String) -> Void = { _ in }
     private var onHoverChange: (String, Bool) -> Void = { _, _ in }
+    private var canReorder: (String) -> Bool = { _ in false }
+    private var onReorderBegan: (String) -> Void = { _ in }
+    private var onReorderMoved: (String, String) -> Void = { _, _ in }
+    private var onReorderEnded: () -> Void = {}
 
     override var isFlipped: Bool { true }
 
@@ -117,23 +153,36 @@
         items: [TagNavigationItem],
         orientation: TagNavigationView.Orientation,
         contentInsets: NSEdgeInsets,
+        dragModeActive: Bool,
+        draggingItemID: String?,
         onActivate: @escaping (String) -> Void,
-        onHoverChange: @escaping (String, Bool) -> Void
+        onHoverChange: @escaping (String, Bool) -> Void,
+        canReorder: @escaping (String) -> Bool,
+        onReorderBegan: @escaping (String) -> Void,
+        onReorderMoved: @escaping (String, String) -> Void,
+        onReorderEnded: @escaping () -> Void
     ) {
-        let needsRebuild = self.items != items || self.orientation != orientation
+        let oldNames = self.items.map(\.name)
+        let newNames = items.map(\.name)
+        let needsRebuild = Set(oldNames) != Set(newNames) || self.orientation != orientation
         self.items = items
         self.orientation = orientation
         self.contentInsets = contentInsets
+        self.dragModeActive = dragModeActive
+        self.draggingItemID = draggingItemID
         self.onActivate = onActivate
         self.onHoverChange = onHoverChange
+        self.canReorder = canReorder
+        self.onReorderBegan = onReorderBegan
+        self.onReorderMoved = onReorderMoved
+        self.onReorderEnded = onReorderEnded
 
         if needsRebuild {
             rebuildButtons()
         } else {
-            for (button, item) in zip(buttons, items) {
-                button.configure(item: item, orientation: orientation)
-            }
+            reuseButtonsInCurrentOrder()
         }
+        updateButtonRuntimeState()
         needsLayout = true
     }
 
@@ -171,9 +220,45 @@
             let button = TagNavigationButton(item: item, orientation: orientation)
             button.onActivate = { [weak self] tagID in self?.onActivate(tagID) }
             button.onHoverChange = { [weak self] tagID, active in self?.onHoverChange(tagID, active) }
+            button.canReorder = { [weak self] tagID in self?.canReorder(tagID) ?? false }
+            button.onReorderBegan = { [weak self] tagID in self?.onReorderBegan(tagID) }
+            button.onReorderMoved = { [weak self] tagID, screenPoint in
+                self?.handleReorderMove(tagID: tagID, screenPoint: screenPoint)
+            }
+            button.onReorderEnded = { [weak self] in self?.onReorderEnded() }
             addSubview(button)
             return button
         }
+    }
+
+    private func reuseButtonsInCurrentOrder() {
+        let existing = Dictionary(uniqueKeysWithValues: buttons.map { ($0.itemName, $0) })
+        buttons = items.compactMap { item in
+            guard let button = existing[item.name] else { return nil }
+            button.configure(item: item, orientation: orientation)
+            return button
+        }
+    }
+
+    private func updateButtonRuntimeState() {
+        for button in buttons {
+            button.configureRuntime(
+                dragModeActive: dragModeActive && canReorder(button.itemName),
+                isDragging: draggingItemID == button.itemName
+            )
+        }
+    }
+
+    private func handleReorderMove(tagID: String, screenPoint: NSPoint) {
+        guard let window else { return }
+        let windowPoint = window.convertPoint(fromScreen: screenPoint)
+        let point = convert(windowPoint, from: nil)
+        guard let target = buttons.first(where: { button in
+            button.itemName != tagID
+                && canReorder(button.itemName)
+                && button.frame.insetBy(dx: -4, dy: -4).contains(point)
+        }) else { return }
+        onReorderMoved(tagID, target.itemName)
     }
 
     private func layoutHorizontal() {
@@ -201,11 +286,19 @@
 final class TagNavigationButton: NSButton {
     var onActivate: (String) -> Void = { _ in }
     var onHoverChange: (String, Bool) -> Void = { _, _ in }
+    var canReorder: (String) -> Bool = { _ in false }
+    var onReorderBegan: (String) -> Void = { _ in }
+    var onReorderMoved: (String, NSPoint) -> Void = { _, _ in }
+    var onReorderEnded: () -> Void = {}
 
     private var item: TagNavigationItem
     private var orientation: TagNavigationView.Orientation
     private var trackingAreaRef: NSTrackingArea?
     private var isMouseInside = false
+    private var dragModeActive = false
+    private var isDragging = false
+
+    var itemName: String { item.name }
 
     var preferredSize: NSSize {
         let font = NSFont.systemFont(ofSize: 13, weight: .medium)
@@ -246,6 +339,12 @@
         needsLayout = true
     }
 
+    func configureRuntime(dragModeActive: Bool, isDragging: Bool) {
+        self.dragModeActive = dragModeActive
+        self.isDragging = isDragging
+        updateAppearance()
+    }
+
     override func updateTrackingAreas() {
         super.updateTrackingAreas()
         if let trackingAreaRef {
@@ -275,6 +374,49 @@
         onHoverChange(item.id, false)
     }
 
+    override func mouseDown(with event: NSEvent) {
+        guard canReorder(item.id) else {
+            onActivate(item.id)
+            return
+        }
+
+        let start = Date()
+        let longPressDuration: TimeInterval = 0.35
+        var reorderActive = false
+        var finished = false
+
+        while !finished {
+            if !reorderActive && Date().timeIntervalSince(start) >= longPressDuration {
+                reorderActive = true
+                onReorderBegan(item.id)
+            }
+
+            let nextEvent = window?.nextEvent(
+                matching: [.leftMouseDragged, .leftMouseUp],
+                until: Date().addingTimeInterval(0.04),
+                inMode: .eventTracking,
+                dequeue: true
+            )
+
+            guard let nextEvent else { continue }
+            switch nextEvent.type {
+            case .leftMouseDragged:
+                if reorderActive {
+                    onReorderMoved(item.id, NSEvent.mouseLocation)
+                }
+            case .leftMouseUp:
+                if reorderActive {
+                    onReorderEnded()
+                } else {
+                    onActivate(item.id)
+                }
+                finished = true
+            default:
+                break
+            }
+        }
+    }
+
     @objc private func performActivation() {
         onActivate(item.id)
     }
@@ -285,8 +427,9 @@
         layer?.cornerRadius = orientation == .horizontal ? 7 : 6
         layer?.shadowColor = NSColor.black.withAlphaComponent(0.20).cgColor
         layer?.shadowOpacity = 1
-        layer?.shadowRadius = 3
-        layer?.shadowOffset = NSSize(width: 0, height: -1)
+        layer?.shadowRadius = isDragging ? 8 : 3
+        layer?.shadowOffset = NSSize(width: 0, height: isDragging ? -4 : -1)
+        alphaValue = dragModeActive ? (isDragging ? 1.0 : 0.62) : 1.0
 
         let textColor: NSColor = (item.colorIndex == 0 || item.colorIndex == 5) ? .labelColor : .white
         let paragraph = NSMutableParagraphStyle()
diff --git a/TODO.md b/TODO.md
index 6d5eebd..0752b4b 100644
--- a/TODO.md
+++ b/TODO.md
@@ -11,19 +11,7 @@
 
 ## In Progress
 
-- [2026-05-28] 第二批 AppKit 化第 3 项:标签栏 AppKit 化第二阶段,hover 与容器高亮。
-  - 分支: `codex/post-freeze-new-requirement`
-  - 目标: hover 标签时高亮对应容器,保留 colorless container 的填充/取消逻辑。
-  - 验收: hover 触发频率、滚动不过度、视觉不闪烁、全屏/Split View 不跳 Space。
-  - QA: 构建、签名、本地化 JSON、hover 静态 QA、colorless grid 屏幕 hover/点击复核、窗口 8 逻辑 QA 已通过;待用户最终体验验收后移动到 `Done`。
-  - 结果: 标签 hover 进入/离开已接入 AppKit;hover 高亮只刷新可见运行态,不触发 App Grid reload;重复 hover 滚动已去抖。
-
 ## Todo
-
-- [2026-05-28] 第二批 AppKit 化第 4 项:标签栏 AppKit 化第三阶段,拖拽排序。
-  - 目标: 用 AppKit hit-testing 替换 SwiftUI `GeometryReader + preference` 的标签排序命中逻辑。
-  - 持久化: 继续走 `TagEditor.reorderTags`。
-  - 验收: 顶部/左/右三种方向拖拽排序;关闭重开后顺序保留;数据库顺序正确。
 
 - [2026-05-28] 清理或改名 `AppGridItem.swift` 残留。
   - 目标: 该文件现在主要是 shared metrics / bubble 类型,不再是旧浏览态 grid,名称容易误导。
@@ -54,6 +42,16 @@
 
 ## Done
 
+- [2026-05-28] 第二批 AppKit 化第 4 项:标签栏 AppKit 化第三阶段,拖拽排序。
+  - 提交: 本次提交
+  - 结果: AppKit 标签栏已支持长按拖拽排序;排序命中改为 AppKit button frame hit-testing;持久化继续走 `TagEditor.reorderTags`。
+  - 验证: 构建 `7.6.0 (20260528.2052)`、签名、静态 QA、顶部/左/右三种标签栏拖拽排序、`tags.json` 持久化、窗口 8 逻辑 QA 全部通过;QA 后已恢复用户标签顺序和语言自动设置。
+
+- [2026-05-28] 第二批 AppKit 化第 3 项:标签栏 AppKit 化第二阶段,hover 与容器高亮。
+  - 提交: `9d87dbe`
+  - 结果: 标签 hover 进入/离开已接入 AppKit;hover 高亮只刷新可见运行态,不触发 App Grid reload;重复 hover 滚动已去抖。
+  - 验证: 构建、签名、本地化 JSON、hover 静态 QA、colorless grid 屏幕 hover/点击复核、窗口 8 逻辑 QA 全部通过;用户已确认第 3 项 OK。
+
 - [2026-05-28] 第二批 AppKit 化第 2 项:标签栏 AppKit 化第一阶段,只读导航。
   - 提交: `b4a1ba5`
   - 结果: 默认启用 AppKit 标签导航,顶部/左侧/右侧标签栏显示和点击滚动接入完成;`useAppKitTagNavigation=false` 可回滚到旧 SwiftUI 标签栏。

--
Gitblit v1.9.3