feat: dynamic per-tab settings window sizing with animation

Author: datlechin

TablePro/Views/Settings/SettingsView.swift

@@ -10,6 +10,21 @@ import SwiftUI
 /// Settings tab identifiers for programmatic navigation
 enum SettingsTab: String {
     case general, appearance, editor, dataGrid, keyboard, history, ai, plugins, sync, license
+
+    var preferredSize: CGSize {
+        switch self {
+        case .general:    CGSize(width: 450, height: 380)
+        case .appearance: CGSize(width: 720, height: 500)
+        case .editor:     CGSize(width: 450, height: 300)
+        case .dataGrid:   CGSize(width: 450, height: 380)
+        case .keyboard:   CGSize(width: 500, height: 500)
+        case .history:    CGSize(width: 450, height: 320)
+        case .ai:         CGSize(width: 500, height: 520)
+        case .plugins:    CGSize(width: 650, height: 500)
+        case .sync:       CGSize(width: 450, height: 420)
+        case .license:    CGSize(width: 450, height: 280)
+        }
+    }
 }
 
 /// Main settings view with tab-based navigation (macOS Settings style)
@@ -18,6 +33,10 @@ struct SettingsView: View {
     @Environment(UpdaterBridge.self) var updaterBridge
     @AppStorage("selectedSettingsTab") private var selectedTab: String = SettingsTab.general.rawValue
 
+    private var currentTab: SettingsTab {
+        SettingsTab(rawValue: selectedTab) ?? .general
+    }
+
     var body: some View {
         TabView(selection: $selectedTab) {
             GeneralSettingsView(settings: $settingsManager.general, updaterBridge: updaterBridge)
@@ -81,7 +100,8 @@ struct SettingsView: View {
                 }
                 .tag(SettingsTab.license.rawValue)
         }
-        .frame(width: 720, height: 500)
+        .frame(width: currentTab.preferredSize.width, height: currentTab.preferredSize.height)
+        .background(SettingsWindowResizer(size: currentTab.preferredSize))
     }
 }
 

TablePro/Views/Settings/SettingsWindowResizer.swift

@@ -0,0 +1,40 @@
+//
+//  SettingsWindowResizer.swift
+//  TablePro
+//
+
+import AppKit
+import SwiftUI
+
+/// Resizes the Settings window to match the selected tab's preferred size.
+/// Uses AppKit's `NSWindow.setFrame(_:display:animate:)` for smooth transitions,
+/// keeping the top-left corner pinned (standard macOS preferences behavior).
+struct SettingsWindowResizer: NSViewRepresentable {
+    var size: CGSize
+
+    func makeNSView(context: Context) -> NSView {
+        let view = _SettingsWindowSizeView()
+        return view
+    }
+
+    func updateNSView(_ nsView: NSView, context: Context) {
+        guard let window = nsView.window else { return }
+        let contentSize = size
+        let newFrameSize = window.frameRect(forContentRect: NSRect(origin: .zero, size: contentSize)).size
+        var frame = window.frame
+        // Pin top-left corner
+        frame.origin.y += frame.size.height - newFrameSize.height
+        frame.size = newFrameSize
+        let shouldAnimate = window.isVisible
+        window.setFrame(frame, display: true, animate: shouldAnimate)
+        window.minSize = newFrameSize
+        window.maxSize = newFrameSize
+    }
+}
+
+private final class _SettingsWindowSizeView: NSView {
+    override func viewDidMoveToWindow() {
+        super.viewDidMoveToWindow()
+        needsLayout = true
+    }
+}