关键节点

editor/app/Features/Inspector/InspectorSubject.cpp

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+#include "Features/Inspector/InspectorSubject.h"
+
+#include "Scene/EditorSceneRuntime.h"
+
+namespace XCEngine::UI::Editor::App {
+
+InspectorSelectionSource ResolveInspectorSelectionSource(
+    const EditorSession& session,
+    const EditorSceneRuntime& sceneRuntime) {
+    switch (session.selection.kind) {
+    case EditorSelectionKind::HierarchyNode:
+        if (sceneRuntime.HasSceneSelection()) {
+            return InspectorSelectionSource::Scene;
+        }
+        return InspectorSelectionSource::None;
+
+    case EditorSelectionKind::ProjectItem:
+        if (!session.selection.itemId.empty()) {
+            return InspectorSelectionSource::Project;
+        }
+        return InspectorSelectionSource::None;
+
+    case EditorSelectionKind::None:
+    default:
+        break;
+    }
+
+    if (sceneRuntime.HasSceneSelection()) {
+        return InspectorSelectionSource::Scene;
+    }
+
+    return InspectorSelectionSource::None;
+}
+
+InspectorSubject BuildInspectorSubject(
+    const EditorSession& session,
+    const EditorSceneRuntime& sceneRuntime) {
+    InspectorSubject subject = {};
+    subject.source = ResolveInspectorSelectionSource(session, sceneRuntime);
+
+    switch (subject.source) {
+    case InspectorSelectionSource::Project:
+        subject.kind = InspectorSubjectKind::ProjectAsset;
+        subject.projectAsset.selection = session.selection;
+        break;
+
+    case InspectorSelectionSource::Scene:
+        if (const auto* gameObject = sceneRuntime.GetSelectedGameObject();
+            gameObject != nullptr) {
+            subject.kind = InspectorSubjectKind::SceneObject;
+            subject.sceneObject.gameObject = gameObject;
+            subject.sceneObject.itemId = sceneRuntime.GetSelectedItemId();
+            subject.sceneObject.displayName =
+                sceneRuntime.GetSelectedDisplayName();
+        }
+        break;
+
+    case InspectorSelectionSource::None:
+    default:
+        break;
+    }
+
+    if (!subject.HasSelection()) {
+        subject.source = InspectorSelectionSource::None;
+    }
+
+    return subject;
+}
+
+} // namespace XCEngine::UI::Editor::App