diff --git a/src/app/main.cpp b/src/app/main.cpp
index 61825a3..ac871f8 100644
--- a/src/app/main.cpp
+++ b/src/app/main.cpp
@@ -446,9 +446,10 @@ void buildWorkbench(QMainWindow& window, geopro::data::LocalSampleRepository& re
     // ForceNoScrollArea：禁止 ADS 默认把整块内容(含标题栏/页签栏)包进 QScrollArea。
     // 否则内容最小尺寸超过 dock 时，整个面板(标题+页签+图)一起滚动。改为内容自适应填充；
     // 需要时由内层（图表内容区）自行滚动，标题/页签固定。
-    detailDock->setWidget(wrapWithHeader(
-        geopro::app::Glyph::Detail, QStringLiteral("数据详情"), detailPanel),
-        ads::CDockWidget::ForceNoScrollArea);
+    auto* detailHeader = wrapWithHeader(
+        geopro::app::Glyph::Detail, QStringLiteral("数据详情"), detailPanel,
+        {{geopro::app::Glyph::Fullscreen, QStringLiteral("全屏")}});
+    detailDock->setWidget(detailHeader, ads::CDockWidget::ForceNoScrollArea);
     // 放在中央视图下方。
     dockManager->addDockWidget(ads::BottomDockWidgetArea, detailDock, centerDockArea);
 
@@ -722,6 +723,39 @@ void buildWorkbench(QMainWindow& window, geopro::data::LocalSampleRepository& re
         return nullptr;
     };
 
+    // ── 全屏切换：VTK视图 / 数据详情 表头右上角「全屏」按钮 ──────────────────────────
+    // 点击 → 目标 dock 全屏（隐藏其余所有 dock）；再点 → 还原（全部显示）。
+    // 使用 ADS CDockWidget::toggleView(bool) 控制可见性（标准 ADS API，v4+）。
+    {
+        const QList<ads::CDockWidget*> allDocks{vtkDock, detailDock, leftDock, datasetDock,
+                                                rightDock, propDock};
+        auto applyFullscreen = [](ads::CDockWidget* target,
+                                  const QList<ads::CDockWidget*>& all, bool on) {
+            for (ads::CDockWidget* d : all) {
+                if (d == target) continue;
+                d->toggleView(!on);  // on=进入全屏→隐藏其它; off=还原→全部显示
+            }
+        };
+
+        auto* vtkFsBtn = findHeaderAction(viewHeader, geopro::app::Glyph::Fullscreen);
+        auto* detailFsBtn = findHeaderAction(detailHeader, geopro::app::Glyph::Fullscreen);
+
+        if (vtkFsBtn) {
+            vtkFsBtn->setCheckable(true);
+            QObject::connect(vtkFsBtn, &QToolButton::toggled, &window,
+                             [applyFullscreen, vtkDock, allDocks](bool on) {
+                                 applyFullscreen(vtkDock, allDocks, on);
+                             });
+        }
+        if (detailFsBtn) {
+            detailFsBtn->setCheckable(true);
+            QObject::connect(detailFsBtn, &QToolButton::toggled, &window,
+                             [applyFullscreen, detailDock, allDocks](bool on) {
+                                 applyFullscreen(detailDock, allDocks, on);
+                             });
+        }
+    }
+
     // 对象树右键菜单动作路由。
     QObject::connect(
         objectTree, &geopro::app::ObjectTreePanel::contextActionRequested, &window,
@@ -1129,7 +1163,7 @@ void buildWorkbench(QMainWindow& window, geopro::data::LocalSampleRepository& re
         if (!geo.isEmpty()) window.restoreGeometry(geo);
         // 注意：ADS 按 dock 唯一名作键。改过 dock 名后旧布局会失配 → bump 此键丢弃旧布局，
         // 回落到下方 addDockWidget 的默认排布（再改 dock 名时同样要 bump 版本号）。
-        const QByteArray dockState = settings.value(QStringLiteral("ui/dockState_v2")).toByteArray();
+        const QByteArray dockState = settings.value(QStringLiteral("ui/dockState_v3")).toByteArray();
         if (!dockState.isEmpty()) {
             dockManager->restoreState(dockState);
             // restoreState 重建停靠区会重新显示 ADS 标题栏，再隐藏一次保持“无双标题”。
@@ -1140,7 +1174,7 @@ void buildWorkbench(QMainWindow& window, geopro::data::LocalSampleRepository& re
     QObject::connect(qApp, &QCoreApplication::aboutToQuit, dockManager, [dockManager, &window]() {
         QSettings settings;
         settings.setValue(QStringLiteral("ui/geometry"), window.saveGeometry());
-        settings.setValue(QStringLiteral("ui/dockState_v2"), dockManager->saveState());
+        settings.setValue(QStringLiteral("ui/dockState_v3"), dockManager->saveState());
     });
 }