Refactor new editor state ownership model

new_editor/app/Features/Hierarchy/HierarchyPanel.cpp

@@ -1,6 +1,7 @@
 #include "HierarchyPanelInternal.h"
 
 #include "Scene/EditorSceneRuntime.h"
+#include "State/EditorCommandFocusService.h"
 
 #include <XCEditor/Collections/UIEditorTreePanelBehavior.h>
 #include <XCEditor/Fields/UIEditorFieldStyle.h>
@@ -37,6 +38,13 @@ bool HasValidBounds(const UIRect& bounds) {
     return bounds.width > 0.0f && bounds.height > 0.0f;
 }
 
+bool ContainsPoint(const UIRect& rect, const UIPoint& point) {
+    return point.x >= rect.x &&
+        point.x <= rect.x + rect.width &&
+        point.y >= rect.y &&
+        point.y <= rect.y + rect.height;
+}
+
 } // namespace
 
 void HierarchyPanel::Initialize() {
@@ -52,6 +60,11 @@ void HierarchyPanel::SetSceneRuntime(EditorSceneRuntime* sceneRuntime) {
     SyncModelFromScene();
 }
 
+void HierarchyPanel::SetCommandFocusService(
+    EditorCommandFocusService* commandFocusService) {
+    m_commandFocusService = commandFocusService;
+}
+
 void HierarchyPanel::SetBuiltInIcons(const BuiltInIcons* icons) {
     m_icons = icons;
     RebuildItems();
@@ -319,6 +332,31 @@ void HierarchyPanel::SyncTreeFocusState(
     }
 }
 
+void HierarchyPanel::ClaimCommandFocus(
+    const std::vector<UIInputEvent>& inputEvents,
+    const UIRect& bounds,
+    bool allowInteraction) {
+    if (m_commandFocusService == nullptr) {
+        return;
+    }
+
+    for (const UIInputEvent& event : inputEvents) {
+        if (event.type == ::XCEngine::UI::UIInputEventType::FocusGained) {
+            m_commandFocusService->ClaimFocus(EditorActionRoute::Hierarchy);
+            return;
+        }
+
+        if (!allowInteraction ||
+            event.type != ::XCEngine::UI::UIInputEventType::PointerButtonDown ||
+            !ContainsPoint(bounds, event.position)) {
+            continue;
+        }
+
+        m_commandFocusService->ClaimFocus(EditorActionRoute::Hierarchy);
+        return;
+    }
+}
+
 UIRect HierarchyPanel::BuildRenameBounds(
     std::string_view itemId,
     const Widgets::UIEditorTreeViewLayout& layout) const {
@@ -564,6 +602,7 @@ void HierarchyPanel::Update(
             .captureActive = HasActivePointerCapture()
         });
     SyncTreeFocusState(filteredEvents);
+    ClaimCommandFocus(filteredEvents, panelState->bounds, allowInteraction);
 
     const Widgets::UIEditorTreeViewMetrics treeMetrics =
         ResolveUIEditorTreeViewMetrics();