Phase C (T2-1..T3-10): command palette, reader mode (real Readability.js, E2E), boost force-dark, screenshot, split view, vertical tabs, Glance (Alt+click), tab groups (6 colors), workspaces, speed dial, InPrivate tabs, quick find, source view, print, PiP, TTS (94 tests GREEN)

VideoDownloader.App/Services/TabViewService.cs

@@ -46,6 +46,18 @@ public sealed class TabViewService
     /// <summary>우클릭 메뉴 요청 — 호스트가 WPF ContextMenu 로 재구성해 표시(Handled=true).</summary>
     public event Action<CoreWebView2, CoreWebView2ContextMenuRequestedEventArgs>? ContextMenuBuild;
 
+    /// <summary>T2-7 부스트: URL → 주입할 JS(강제 다크/커스텀 CSS). 빈 문자열이면 미적용.</summary>
+    public Func<string?, string>? BoostScriptProvider { get; set; }
+
+    /// <summary>T2-6 Glance: Alt+클릭한 링크 URL 요청.</summary>
+    public event Action<CoreWebView2, string>? GlanceRequested;
+
+    /// <summary>T2-4 리더 내 낭독(TTS) 요청 — 리더 본문 텍스트.</summary>
+    public event Action<CoreWebView2, string>? SpeakRequested;
+
+    /// <summary>T3-3 InPrivate 탭: 다음에 만들어지는 탭에 적용(1회성).</summary>
+    public bool NextTabIsPrivate { get; set; }
+
     public TabViewService(CoreWebView2Environment env, AppConfig config, Panel host,
         SiteZoomStore zoomStore, Dispatcher dispatcher)
     {
@@ -68,6 +80,16 @@ public sealed class TabViewService
         _init[tab] = InitCoreAsync(tab);
     }
 
+    /// <summary>부스트 즉시 재적용(토글 직후). 비동기 fire-and-forget.</summary>
+    public void ApplyBoostNow(TabItem tab)
+    {
+        var cv = tab.Core;
+        if (cv == null) return;
+        var js = BoostScriptProvider?.Invoke(cv.Source) ?? "";
+        if (js.Length > 0 && !tab.IsReader) _ = cv.ExecuteScriptAsync(js);
+        else if (js.Length == 0) _ = cv.ExecuteScriptAsync("(function(){try{document.getElementById('vd-boost')?.remove();}catch(e){}})();");
+    }
+
     /// <summary>탭의 CoreWebView2 초기화 완료 대기 (뉴윈도우 deferral 용).</summary>
     public async Task WaitTabReady(TabItem tab)
     {
@@ -94,7 +116,9 @@ public sealed class TabViewService
         try
         {
             var options = _env.CreateCoreWebView2ControllerOptions();
-            if (_config.PrivateMode) options.IsInPrivateModeEnabled = true; // InPrivate: 디스크에 아무것도 저장 안 함
+            if (_config.PrivateMode || tab.IsPrivate || NextTabIsPrivate) options.IsInPrivateModeEnabled = true; // InPrivate: 디스크에 아무것도 저장 안 함
+            if (!tab.IsPrivate && NextTabIsPrivate) tab.IsPrivate = true;
+            NextTabIsPrivate = false;
             await tab.View!.EnsureCoreWebView2Async(_env, options);
         }
         catch (Exception)
@@ -105,6 +129,35 @@ public sealed class TabViewService
         var cv = tab.Core!;
         cv.Settings.AreDevToolsEnabled = true;
 
+        // T2-6 Glance: Alt+클릭 → 링크를 postMessage 로 전달 (캡처 단계에서 preventDefault)
+        const string glanceScript = """
+(function(){ try { document.addEventListener('click', function(e){
+  if (e.altKey) { var a = e.target && e.target.closest ? e.target.closest('a') : null;
+    if (a && a.href) { e.preventDefault(); e.stopPropagation(); window.chrome.webview.postMessage({ vdGlance: a.href }); } }
+}, true); } catch(err){} })();
+""";
+        try { await cv.AddScriptToExecuteOnDocumentCreatedAsync(glanceScript); } catch { }
+
+        // WebMessage 라우팅 (Glance / 리더 낭독)
+        try
+        {
+            cv.WebMessageReceived += (_, we) =>
+            {
+                try
+                {
+                    var msg = we.WebMessageAsJson;
+                    if (string.IsNullOrEmpty(msg)) return;
+                    using var doc = System.Text.Json.JsonDocument.Parse(msg);
+                    if (doc.RootElement.TryGetProperty("vdGlance", out var g) && g.ValueKind == System.Text.Json.JsonValueKind.String)
+                        GlanceRequested?.Invoke(cv, g.GetString() ?? "");
+                    if (doc.RootElement.TryGetProperty("vdSpeak", out var sp) && sp.ValueKind == System.Text.Json.JsonValueKind.String)
+                        SpeakRequested?.Invoke(cv, sp.GetString() ?? "");
+                }
+                catch { }
+            };
+        }
+        catch { }
+
         // 탭별 검색 세션 (네이티브 Find API)
         tab.FindSession = new FindSession(new WebView2FindApi(cv, _env));
         tab.FindSession.StateChanged += () => _dispatcher.BeginInvoke(new Action(() =>
@@ -118,6 +171,12 @@ public sealed class TabViewService
         {
             tab.IsLoading = false;
             try { if (tab.View != null) tab.View.ZoomFactor = _zoomStore.Get(cv.Source); } catch { } // T1-7 사이트별 줌
+            try // T2-7 부스트(강제 다크/커스텀 CSS) 적용
+            {
+                var boostJs = BoostScriptProvider?.Invoke(cv.Source) ?? "";
+                if (boostJs.Length > 0 && !tab.IsReader) _ = cv.ExecuteScriptAsync(boostJs);
+            }
+            catch { }
         }));
         cv.HistoryChanged += (_, _) => HistoryChanged?.Invoke();