src/app/main.cpp

@@ -62,6 +62,7 @@
 #include <QStatusBar>
 #include <QStyle>
 #include <QSurfaceFormat>
+#include <QSignalBlocker>
 #include <QTimer>
 #include <QToolBar>
 #include <QTreeWidget>
@@ -593,9 +594,11 @@ void buildWorkbench(QMainWindow& window, geopro::data::LocalSampleRepository& re
 
     // ── 左上对象树勾选 → 拉取各 TM 的 ds 子树，按维度分发到三栏列表（spec §6.1/§8）──
     // 渲染由三栏勾选框驱动（Task 7：Column3DDataset::checkedDatasetsChanged → setCheckedDatasets）。
+    auto generation = std::make_shared<unsigned long long>(0);
     QObject::connect(
         objectTree, &geopro::app::ObjectTreePanel::checkedTmsChanged, &window,
-        [&projectRepo, &nav, drawer, emptyState](const QStringList& tmIds) {
+        [&projectRepo, &nav, drawer, emptyState, generation](const QStringList& tmIds) {
+            const unsigned long long myGen = ++(*generation);
             emptyState->setVisible(tmIds.isEmpty());  // 有勾选→隐藏引导层，露出中央渲染
             if (tmIds.isEmpty()) {
                 drawer->col3D()->setDatasets({});
@@ -606,7 +609,8 @@ void buildWorkbench(QMainWindow& window, geopro::data::LocalSampleRepository& re
             // 多 TM 异步汇总：每个 TM 取整棵 ds 子树,全部回来后按维度分发到三栏。
             auto acc = std::make_shared<std::vector<geopro::data::DsRow>>();
             auto remaining = std::make_shared<int>(tmIds.size());
-            auto finish = [acc, drawer]() {
+            auto finish = [acc, drawer, generation, myGen]() {
+                if (*generation != myGen) return;   // 已被更新的勾选批次取代→丢弃陈旧结果
                 geopro::app::DimBuckets b = geopro::app::splitByDimension(*acc);
                 drawer->col3D()->setDatasets(b.dim3D);
                 drawer->col2D()->setDatasets(b.dim2D);
@@ -771,14 +775,22 @@ void buildWorkbench(QMainWindow& window, geopro::data::LocalSampleRepository& re
         if (vtkFsBtn) {
             vtkFsBtn->setCheckable(true);
             QObject::connect(vtkFsBtn, &QToolButton::toggled, &window,
-                             [applyFullscreen, vtkDock, allDocks](bool on) {
+                             [applyFullscreen, vtkDock, allDocks, detailFsBtn](bool on) {
+                                 if (on && detailFsBtn && detailFsBtn->isChecked()) {
+                                     QSignalBlocker b(detailFsBtn);
+                                     detailFsBtn->setChecked(false);
+                                 }
                                  applyFullscreen(vtkDock, allDocks, on);
                              });
         }
         if (detailFsBtn) {
             detailFsBtn->setCheckable(true);
             QObject::connect(detailFsBtn, &QToolButton::toggled, &window,
-                             [applyFullscreen, detailDock, allDocks](bool on) {
+                             [applyFullscreen, detailDock, allDocks, vtkFsBtn](bool on) {
+                                 if (on && vtkFsBtn && vtkFsBtn->isChecked()) {
+                                     QSignalBlocker b(vtkFsBtn);
+                                     vtkFsBtn->setChecked(false);
+                                 }
                                  applyFullscreen(detailDock, allDocks, on);
                              });
         }

src/app/panels/columns/Column2DDataset.cpp

@@ -5,6 +5,7 @@
 #include <QFormLayout>
 #include <QHBoxLayout>
 #include <QLabel>
+#include <QSignalBlocker>
 #include <QTreeWidget>
 #include <QTreeWidgetItemIterator>
 #include <QVBoxLayout>
@@ -78,12 +79,20 @@ Column2DDataset::Column2DDataset(QWidget* parent) : QWidget(parent) {
 }
 
 void Column2DDataset::setDatasets(const std::vector<geopro::data::DsRow>& rows) {
-    populateDatasetList(list_, rows, /*append=*/false);
+    {
-    for (QTreeWidgetItemIterator it(list_); *it; ++it) {
+        QSignalBlocker blocker(list_);
-        (*it)->setFlags((*it)->flags() | Qt::ItemIsUserCheckable);
+        populateDatasetList(list_, rows, /*append=*/false);
-        if ((*it)->checkState(0) != Qt::Checked)
+        for (QTreeWidgetItemIterator it(list_); *it; ++it) {
+            (*it)->setFlags((*it)->flags() | Qt::ItemIsUserCheckable);
             (*it)->setCheckState(0, Qt::Unchecked);
-    }
+        }
+    }  // blocker released here
+    // 填充后统一发一次(新载入必为空选):清掉上一次的渲染勾选
+    QStringList ids;
+    for (QTreeWidgetItemIterator it(list_); *it; ++it)
+        if ((*it)->checkState(0) == Qt::Checked)
+            ids << (*it)->data(0, kDsIdRole).toString();
+    emit checkedDatasetsChanged(ids);
 }
 
 }  // namespace geopro::app

src/app/panels/columns/Column3DAnalysis.cpp

@@ -1,6 +1,7 @@
 #include "panels/columns/Column3DAnalysis.hpp"
 
 #include <QMenu>
+#include <QSignalBlocker>
 #include <QTreeWidget>
 #include <QTreeWidgetItem>
 #include <QTreeWidgetItemIterator>
@@ -37,12 +38,20 @@ Column3DAnalysis::Column3DAnalysis(QWidget* parent) : QWidget(parent) {
 }
 
 void Column3DAnalysis::setDatasets(const std::vector<geopro::data::DsRow>& rows) {
-    populateDatasetList(tree_, rows, /*append=*/false);
+    {
-    for (QTreeWidgetItemIterator it(tree_); *it; ++it) {
+        QSignalBlocker blocker(tree_);
-        (*it)->setFlags((*it)->flags() | Qt::ItemIsUserCheckable);
+        populateDatasetList(tree_, rows, /*append=*/false);
-        if ((*it)->checkState(0) != Qt::Checked)
+        for (QTreeWidgetItemIterator it(tree_); *it; ++it) {
+            (*it)->setFlags((*it)->flags() | Qt::ItemIsUserCheckable);
             (*it)->setCheckState(0, Qt::Unchecked);
-    }
+        }
+    }  // blocker released here
+    // 填充后统一发一次(新载入必为空选):清掉上一次的渲染勾选
+    QStringList ids;
+    for (QTreeWidgetItemIterator it(tree_); *it; ++it)
+        if ((*it)->checkState(0) == Qt::Checked)
+            ids << (*it)->data(0, kDsIdRole).toString();
+    emit checkedItemsChanged(ids);
 }
 
 void Column3DAnalysis::onContextMenu(const QPoint& pos) {

src/app/panels/columns/Column3DAnalysis.hpp

@@ -15,6 +15,7 @@ class Column3DAnalysis : public QWidget {
     Q_OBJECT
 public:
     explicit Column3DAnalysis(QWidget* parent = nullptr);
+    // 本期：按 ds parentId 建树(切片挂源数据下);完整 对象→三维体→切片 三级树待后端数据(P4)。
     void setDatasets(const std::vector<geopro::data::DsRow>& rows);  // Analysis 维度(三维体/切片)
 
 signals:

src/app/panels/columns/Column3DDataset.cpp

@@ -5,6 +5,7 @@
 #include <QHBoxLayout>
 #include <QLabel>
 #include <QPushButton>
+#include <QSignalBlocker>
 #include <QSlider>
 #include <QTreeWidget>
 #include <QTreeWidgetItemIterator>
@@ -125,12 +126,20 @@ Column3DDataset::Column3DDataset(QWidget* parent) : QWidget(parent) {
 }
 
 void Column3DDataset::setDatasets(const std::vector<geopro::data::DsRow>& rows) {
-    populateDatasetList(list_, rows, /*append=*/false);
+    {
-    for (QTreeWidgetItemIterator it(list_); *it; ++it) {
+        QSignalBlocker blocker(list_);
-        (*it)->setFlags((*it)->flags() | Qt::ItemIsUserCheckable);
+        populateDatasetList(list_, rows, /*append=*/false);
-        if ((*it)->checkState(0) != Qt::Checked)
+        for (QTreeWidgetItemIterator it(list_); *it; ++it) {
+            (*it)->setFlags((*it)->flags() | Qt::ItemIsUserCheckable);
             (*it)->setCheckState(0, Qt::Unchecked);
-    }
+        }
+    }  // blocker released here
+    // 填充后统一发一次(新载入必为空选):清掉上一次的渲染勾选
+    QStringList ids;
+    for (QTreeWidgetItemIterator it(list_); *it; ++it)
+        if ((*it)->checkState(0) == Qt::Checked)
+            ids << (*it)->data(0, kDsIdRole).toString();
+    emit checkedDatasetsChanged(ids);
 }
 
 }  // namespace geopro::app