diff --git a/src/app/panels/ObjectTreePanel.cpp b/src/app/panels/ObjectTreePanel.cpp
index 074d785..0e48af4 100644
--- a/src/app/panels/ObjectTreePanel.cpp
+++ b/src/app/panels/ObjectTreePanel.cpp
@@ -2,9 +2,12 @@
 
 #include <QLabel>
 #include <QSignalBlocker>
+#include <QStringList>
+#include <QTimer>
 #include <QTreeWidget>
 #include <QTreeWidgetItem>
 #include <QVBoxLayout>
+#include <functional>
 
 #include "Glyphs.hpp"
 #include "Theme.hpp"
@@ -13,17 +16,22 @@
 namespace geopro::app {
 
 namespace {
-// TM 节点把 tmObjectId 存在该角色；GS/项目根节点为空。
-constexpr int kRoleTmId = Qt::UserRole + 2;
+constexpr int kRoleObjId = Qt::UserRole + 2;     // 节点对象 id（GS/TM 都存）
+constexpr int kRoleConfType = Qt::UserRole + 3;  // 1=GS 2=TM
 
 void addNodes(QTreeWidgetItem* parent, const std::vector<data::dto::StructTreeNode>& nodes) {
     for (const auto& n : nodes) {
         auto* item = new QTreeWidgetItem(parent);
         item->setText(0, QString::fromStdString(n.node.name));
+        item->setData(0, kRoleObjId, QString::fromStdString(n.node.id));
         if (n.isTm) {
-            item->setData(0, kRoleTmId, QString::fromStdString(n.node.id));
+            item->setData(0, kRoleConfType, 2);
             item->setFlags(item->flags() | Qt::ItemIsUserCheckable);
-            item->setCheckState(0, Qt::Unchecked);  // 真实数据渲染下一轮接入，默认不勾
+            item->setCheckState(0, Qt::Unchecked);
+        } else {
+            item->setData(0, kRoleConfType, 1);  // GS
+            item->setFlags(item->flags() | Qt::ItemIsUserCheckable | Qt::ItemIsAutoTristate);
+            item->setCheckState(0, Qt::Unchecked);
         }
         addNodes(item, n.children);
     }
@@ -49,12 +57,28 @@ ObjectTreePanel::ObjectTreePanel(QWidget* parent) : QWidget(parent) {
     lay->addWidget(hint_);
 
     QObject::connect(tree_, &QTreeWidget::itemClicked, this, [this](QTreeWidgetItem* item, int) {
-        const QString tmId = item->data(0, kRoleTmId).toString();
-        if (!tmId.isEmpty()) emit tmClicked(tmId);
+        const QString id = item->data(0, kRoleObjId).toString();
+        const int confType = item->data(0, kRoleConfType).toInt();
+        if (!id.isEmpty() && confType != 0) emit objectClicked(id, confType);
     });
-    QObject::connect(tree_, &QTreeWidget::itemChanged, this, [this](QTreeWidgetItem* item, int) {
-        const QString tmId = item->data(0, kRoleTmId).toString();
-        if (!tmId.isEmpty()) emit tmCheckToggled(tmId, item->checkState(0) == Qt::Checked);
+    // 勾选变化：GS 级联会触发多次 itemChanged，用 0ms 单发合并成一次「收集勾选叶子并发射」。
+    QObject::connect(tree_, &QTreeWidget::itemChanged, this, [this](QTreeWidgetItem*, int) {
+        if (checkPending_) return;
+        checkPending_ = true;
+        QTimer::singleShot(0, this, [this]() {
+            checkPending_ = false;
+            QStringList tmIds;
+            std::function<void(QTreeWidgetItem*)> walk = [&](QTreeWidgetItem* node) {
+                for (int i = 0; i < node->childCount(); ++i) {
+                    QTreeWidgetItem* c = node->child(i);
+                    if (c->data(0, kRoleConfType).toInt() == 2 && c->checkState(0) == Qt::Checked)
+                        tmIds << c->data(0, kRoleObjId).toString();
+                    walk(c);
+                }
+            };
+            walk(tree_->invisibleRootItem());
+            emit checkedTmsChanged(tmIds);
+        });
     });
 }
 
diff --git a/src/app/panels/ObjectTreePanel.hpp b/src/app/panels/ObjectTreePanel.hpp
index 1ba37e8..2fb454d 100644
--- a/src/app/panels/ObjectTreePanel.hpp
+++ b/src/app/panels/ObjectTreePanel.hpp
@@ -1,4 +1,5 @@
 #pragma once
+#include <QStringList>
 #include <QWidget>
 #include <vector>
 #include "repo/RepoTypes.hpp"
@@ -19,13 +20,15 @@ public:
     void showMessage(const QString& message);  // 错误/空状态占位
 
 signals:
-    void tmClicked(const QString& tmObjectId);
-    // 前瞻钩子：勾选驱动中央渲染留待下一轮接真实 DS（本轮暂无消费者）。
-    void tmCheckToggled(const QString& tmObjectId, bool checked);
+    // confType: 1=GS 2=TM。单击行（驱动数据列表 + 对象属性）。
+    void objectClicked(const QString& objectId, int confType);
+    // 当前全部被勾选的 TM 叶子 id（已合并发射）。
+    void checkedTmsChanged(const QStringList& tmObjectIds);
 
 private:
     QTreeWidget* tree_ = nullptr;  // Qt 原生标准树（复选框/箭头由 Fusion 绘制，清晰可控）
     QLabel* hint_ = nullptr;
+    bool checkPending_ = false;  // 勾选合并发射防重入
 };
 
 }  // namespace geopro::app