Add editor list, scroll, and property grid widgets

tests/UI/Editor/integration/shell/property_grid_basic/CMakeLists.txt

@@ -0,0 +1,30 @@
+add_executable(editor_ui_property_grid_basic_validation WIN32
+    main.cpp
+)
+
+target_include_directories(editor_ui_property_grid_basic_validation PRIVATE
+    ${CMAKE_SOURCE_DIR}/new_editor/include
+    ${CMAKE_SOURCE_DIR}/new_editor/app
+    ${CMAKE_SOURCE_DIR}/engine/include
+)
+
+target_compile_definitions(editor_ui_property_grid_basic_validation PRIVATE
+    UNICODE
+    _UNICODE
+    XCENGINE_EDITOR_UI_TESTS_REPO_ROOT="${XCENGINE_EDITOR_UI_TESTS_REPO_ROOT_PATH}"
+)
+
+if(MSVC)
+    target_compile_options(editor_ui_property_grid_basic_validation PRIVATE /utf-8 /FS)
+    set_property(TARGET editor_ui_property_grid_basic_validation PROPERTY
+        MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>DLL")
+endif()
+
+target_link_libraries(editor_ui_property_grid_basic_validation PRIVATE
+    XCUIEditorLib
+    XCUIEditorHost
+)
+
+set_target_properties(editor_ui_property_grid_basic_validation PROPERTIES
+    OUTPUT_NAME "XCUIEditorPropertyGridBasicValidation"
+)

tests/UI/Editor/integration/shell/property_grid_basic/captures/.gitkeep

@@ -0,0 +1 @@
+

tests/UI/Editor/integration/shell/property_grid_basic/main.cpp

@@ -0,0 +1,907 @@
+#ifndef NOMINMAX
+#define NOMINMAX
+#endif
+
+#include <XCEditor/Core/UIEditorPropertyGridInteraction.h>
+#include <XCEditor/Widgets/UIEditorPropertyGrid.h>
+#include "Host/AutoScreenshot.h"
+#include "Host/NativeRenderer.h"
+
+#include <XCEngine/Input/InputTypes.h>
+#include <XCEngine/UI/DrawData.h>
+
+#include <windows.h>
+#include <windowsx.h>
+
+#include <algorithm>
+#include <filesystem>
+#include <sstream>
+#include <string>
+#include <string_view>
+#include <utility>
+#include <vector>
+
+#ifndef XCENGINE_EDITOR_UI_TESTS_REPO_ROOT
+#define XCENGINE_EDITOR_UI_TESTS_REPO_ROOT "."
+#endif
+
+namespace {
+
+using XCEngine::Input::KeyCode;
+using XCEngine::UI::UIColor;
+using XCEngine::UI::UIDrawData;
+using XCEngine::UI::UIDrawList;
+using XCEngine::UI::UIInputEvent;
+using XCEngine::UI::UIInputEventType;
+using XCEngine::UI::UIPoint;
+using XCEngine::UI::UIPointerButton;
+using XCEngine::UI::UIRect;
+using XCEngine::UI::Widgets::UIExpansionModel;
+using XCEngine::UI::Widgets::UIPropertyEditModel;
+using XCEngine::UI::Widgets::UISelectionModel;
+using XCEngine::UI::Editor::Host::AutoScreenshotController;
+using XCEngine::UI::Editor::Host::NativeRenderer;
+using XCEngine::UI::Editor::UIEditorPropertyGridInteractionFrame;
+using XCEngine::UI::Editor::UIEditorPropertyGridInteractionResult;
+using XCEngine::UI::Editor::UIEditorPropertyGridInteractionState;
+using XCEngine::UI::Editor::UpdateUIEditorPropertyGridInteraction;
+using XCEngine::UI::Editor::Widgets::AppendUIEditorPropertyGridBackground;
+using XCEngine::UI::Editor::Widgets::AppendUIEditorPropertyGridForeground;
+using XCEngine::UI::Editor::Widgets::HitTestUIEditorPropertyGrid;
+using XCEngine::UI::Editor::Widgets::UIEditorPropertyGridField;
+using XCEngine::UI::Editor::Widgets::UIEditorPropertyGridHitTarget;
+using XCEngine::UI::Editor::Widgets::UIEditorPropertyGridHitTargetKind;
+using XCEngine::UI::Editor::Widgets::UIEditorPropertyGridSection;
+
+constexpr const wchar_t* kWindowClassName = L"XCUIEditorPropertyGridBasicValidation";
+constexpr const wchar_t* kWindowTitle = L"XCUI Editor | PropertyGrid Basic";
+
+constexpr UIColor kWindowBg(0.13f, 0.13f, 0.13f, 1.0f);
+constexpr UIColor kCardBg(0.18f, 0.18f, 0.18f, 1.0f);
+constexpr UIColor kCardBorder(0.29f, 0.29f, 0.29f, 1.0f);
+constexpr UIColor kTextPrimary(0.94f, 0.94f, 0.94f, 1.0f);
+constexpr UIColor kTextMuted(0.72f, 0.72f, 0.72f, 1.0f);
+constexpr UIColor kTextWeak(0.56f, 0.56f, 0.56f, 1.0f);
+constexpr UIColor kTextSuccess(0.63f, 0.76f, 0.63f, 1.0f);
+constexpr UIColor kButtonBg(0.25f, 0.25f, 0.25f, 1.0f);
+constexpr UIColor kButtonHoverBg(0.32f, 0.32f, 0.32f, 1.0f);
+
+enum class ActionId : unsigned char {
+    Reset = 0,
+    Capture
+};
+
+struct ButtonLayout {
+    ActionId action = ActionId::Reset;
+    const char* label = "";
+    UIRect rect = {};
+};
+
+struct ScenarioLayout {
+    UIRect introRect = {};
+    UIRect controlRect = {};
+    UIRect stateRect = {};
+    UIRect previewRect = {};
+    UIRect gridRect = {};
+    std::vector<ButtonLayout> buttons = {};
+};
+
+std::filesystem::path ResolveRepoRootPath() {
+    std::string root = XCENGINE_EDITOR_UI_TESTS_REPO_ROOT;
+    if (root.size() >= 2u && root.front() == '"' && root.back() == '"') {
+        root = root.substr(1u, root.size() - 2u);
+    }
+
+    return std::filesystem::path(root).lexically_normal();
+}
+
+bool ContainsPoint(const UIRect& rect, float x, float y) {
+    return x >= rect.x &&
+        x <= rect.x + rect.width &&
+        y >= rect.y &&
+        y <= rect.y + rect.height;
+}
+
+std::int32_t MapEditorKey(UINT keyCode) {
+    switch (keyCode) {
+    case VK_UP:
+        return static_cast<std::int32_t>(KeyCode::Up);
+    case VK_DOWN:
+        return static_cast<std::int32_t>(KeyCode::Down);
+    case VK_HOME:
+        return static_cast<std::int32_t>(KeyCode::Home);
+    case VK_END:
+        return static_cast<std::int32_t>(KeyCode::End);
+    case VK_LEFT:
+        return static_cast<std::int32_t>(KeyCode::Left);
+    case VK_RIGHT:
+        return static_cast<std::int32_t>(KeyCode::Right);
+    case VK_RETURN:
+        return static_cast<std::int32_t>(KeyCode::Enter);
+    case VK_ESCAPE:
+        return static_cast<std::int32_t>(KeyCode::Escape);
+    case VK_BACK:
+        return static_cast<std::int32_t>(KeyCode::Backspace);
+    case VK_DELETE:
+        return static_cast<std::int32_t>(KeyCode::Delete);
+    default:
+        return static_cast<std::int32_t>(KeyCode::None);
+    }
+}
+
+ScenarioLayout BuildScenarioLayout(float width, float height) {
+    constexpr float margin = 20.0f;
+    constexpr float leftWidth = 430.0f;
+    constexpr float gap = 16.0f;
+
+    ScenarioLayout layout = {};
+    layout.introRect = UIRect(margin, margin, leftWidth, 214.0f);
+    layout.controlRect = UIRect(margin, layout.introRect.y + layout.introRect.height + gap, leftWidth, 92.0f);
+    layout.stateRect = UIRect(
+        margin,
+        layout.controlRect.y + layout.controlRect.height + gap,
+        leftWidth,
+        (std::max)(220.0f, height - (layout.controlRect.y + layout.controlRect.height + gap) - margin));
+    layout.previewRect = UIRect(
+        leftWidth + margin * 2.0f,
+        margin,
+        (std::max)(420.0f, width - leftWidth - margin * 3.0f),
+        height - margin * 2.0f);
+    layout.gridRect = UIRect(
+        layout.previewRect.x + 18.0f,
+        layout.previewRect.y + 64.0f,
+        layout.previewRect.width - 36.0f,
+        layout.previewRect.height - 84.0f);
+
+    const float buttonWidth = (layout.controlRect.width - 44.0f) * 0.5f;
+    const float buttonY = layout.controlRect.y + 40.0f;
+    layout.buttons = {
+        { ActionId::Reset, "重置", UIRect(layout.controlRect.x + 14.0f, buttonY, buttonWidth, 36.0f) },
+        { ActionId::Capture, "截图(F12)", UIRect(layout.controlRect.x + 26.0f + buttonWidth, buttonY, buttonWidth, 36.0f) }
+    };
+
+    return layout;
+}
+
+void DrawCard(
+    UIDrawList& drawList,
+    const UIRect& rect,
+    std::string_view title,
+    std::string_view subtitle = {}) {
+    drawList.AddFilledRect(rect, kCardBg, 10.0f);
+    drawList.AddRectOutline(rect, kCardBorder, 1.0f, 10.0f);
+    drawList.AddText(UIPoint(rect.x + 16.0f, rect.y + 14.0f), std::string(title), kTextPrimary, 17.0f);
+    if (!subtitle.empty()) {
+        drawList.AddText(UIPoint(rect.x + 16.0f, rect.y + 40.0f), std::string(subtitle), kTextMuted, 12.0f);
+    }
+}
+
+void DrawButton(
+    UIDrawList& drawList,
+    const ButtonLayout& button,
+    bool hovered) {
+    drawList.AddFilledRect(button.rect, hovered ? kButtonHoverBg : kButtonBg, 8.0f);
+    drawList.AddRectOutline(button.rect, kCardBorder, 1.0f, 8.0f);
+    drawList.AddText(
+        UIPoint(button.rect.x + 16.0f, button.rect.y + 10.0f),
+        button.label,
+        kTextPrimary,
+        12.0f);
+}
+
+std::vector<UIEditorPropertyGridSection> BuildSections() {
+    return {
+        {
+            "transform",
+            "Transform",
+            {
+                { "position", "Position", "0, 0, 0", false, 0.0f },
+                { "rotation", "Rotation", "0, 45, 0", false, 0.0f },
+                { "scale", "Scale", "1, 1, 1", false, 0.0f }
+            },
+            0.0f
+        },
+        {
+            "material",
+            "Material",
+            {
+                { "shader", "Shader", "Standard/Lit", false, 0.0f },
+                { "queue", "Render Queue", "2000", false, 0.0f },
+                { "guid", "GUID", "asset-guid-001", true, 0.0f }
+            },
+            0.0f
+        },
+        {
+            "metadata",
+            "Metadata",
+            {
+                { "tag", "Tag", "", false, 0.0f },
+                { "layer", "Layer", "Default", false, 0.0f }
+            },
+            0.0f
+        }
+    };
+}
+
+std::string DescribeHitTarget(
+    const UIEditorPropertyGridHitTarget& hitTarget,
+    const std::vector<UIEditorPropertyGridSection>& sections) {
+    if (hitTarget.kind == UIEditorPropertyGridHitTargetKind::SectionHeader &&
+        hitTarget.sectionIndex < sections.size()) {
+        return "section: " + sections[hitTarget.sectionIndex].title;
+    }
+
+    if ((hitTarget.kind == UIEditorPropertyGridHitTargetKind::FieldRow ||
+         hitTarget.kind == UIEditorPropertyGridHitTargetKind::ValueBox) &&
+        hitTarget.sectionIndex < sections.size() &&
+        hitTarget.fieldIndex < sections[hitTarget.sectionIndex].fields.size()) {
+        const UIEditorPropertyGridField& field =
+            sections[hitTarget.sectionIndex].fields[hitTarget.fieldIndex];
+        return (hitTarget.kind == UIEditorPropertyGridHitTargetKind::ValueBox ? "value: " : "field: ") +
+            field.label;
+    }
+
+    return "(none)";
+}
+
+std::string BuildExpandedSummary(const UIExpansionModel& expansionModel) {
+    std::ostringstream stream = {};
+    stream << (expansionModel.IsExpanded("transform") ? "Transform" : "-");
+    stream << " / " << (expansionModel.IsExpanded("material") ? "Material" : "-");
+    stream << " / " << (expansionModel.IsExpanded("metadata") ? "Metadata" : "-");
+    return stream.str();
+}
+
+UIInputEvent MakePointerEvent(
+    UIInputEventType type,
+    const UIPoint& position,
+    UIPointerButton button = UIPointerButton::None) {
+    UIInputEvent event = {};
+    event.type = type;
+    event.position = position;
+    event.pointerButton = button;
+    return event;
+}
+
+UIInputEvent MakeKeyEvent(std::int32_t keyCode) {
+    UIInputEvent event = {};
+    event.type = UIInputEventType::KeyDown;
+    event.keyCode = keyCode;
+    return event;
+}
+
+UIInputEvent MakeCharacterEvent(std::uint32_t character) {
+    UIInputEvent event = {};
+    event.type = UIInputEventType::Character;
+    event.character = character;
+    return event;
+}
+
+class ScenarioApp {
+public:
+    int Run(HINSTANCE hInstance, int nCmdShow) {
+        if (!Initialize(hInstance, nCmdShow)) {
+            Shutdown();
+            return 1;
+        }
+
+        MSG message = {};
+        while (message.message != WM_QUIT) {
+            if (PeekMessageW(&message, nullptr, 0U, 0U, PM_REMOVE)) {
+                TranslateMessage(&message);
+                DispatchMessageW(&message);
+                continue;
+            }
+
+            RenderFrame();
+            Sleep(8);
+        }
+
+        Shutdown();
+        return static_cast<int>(message.wParam);
+    }
+
+private:
+    static LRESULT CALLBACK WndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam) {
+        if (message == WM_NCCREATE) {
+            const auto* createStruct = reinterpret_cast<CREATESTRUCTW*>(lParam);
+            auto* app = reinterpret_cast<ScenarioApp*>(createStruct->lpCreateParams);
+            SetWindowLongPtrW(hwnd, GWLP_USERDATA, reinterpret_cast<LONG_PTR>(app));
+            return TRUE;
+        }
+
+        auto* app = reinterpret_cast<ScenarioApp*>(GetWindowLongPtrW(hwnd, GWLP_USERDATA));
+        switch (message) {
+        case WM_SIZE:
+            if (app != nullptr && wParam != SIZE_MINIMIZED) {
+                app->OnResize(static_cast<UINT>(LOWORD(lParam)), static_cast<UINT>(HIWORD(lParam)));
+            }
+            return 0;
+
+        case WM_MOUSEMOVE:
+            if (app != nullptr) {
+                app->HandleMouseMove(
+                    static_cast<float>(GET_X_LPARAM(lParam)),
+                    static_cast<float>(GET_Y_LPARAM(lParam)));
+                return 0;
+            }
+            break;
+
+        case WM_MOUSELEAVE:
+            if (app != nullptr) {
+                app->HandleMouseLeave();
+                return 0;
+            }
+            break;
+
+        case WM_LBUTTONDOWN:
+            if (app != nullptr) {
+                app->HandleLeftButtonDown(
+                    static_cast<float>(GET_X_LPARAM(lParam)),
+                    static_cast<float>(GET_Y_LPARAM(lParam)));
+                return 0;
+            }
+            break;
+
+        case WM_LBUTTONUP:
+            if (app != nullptr) {
+                app->HandleLeftButtonUp(
+                    static_cast<float>(GET_X_LPARAM(lParam)),
+                    static_cast<float>(GET_Y_LPARAM(lParam)));
+                return 0;
+            }
+            break;
+
+        case WM_RBUTTONDOWN:
+            if (app != nullptr) {
+                app->HandleRightButtonDown(
+                    static_cast<float>(GET_X_LPARAM(lParam)),
+                    static_cast<float>(GET_Y_LPARAM(lParam)));
+                return 0;
+            }
+            break;
+
+        case WM_RBUTTONUP:
+            if (app != nullptr) {
+                app->HandleRightButtonUp(
+                    static_cast<float>(GET_X_LPARAM(lParam)),
+                    static_cast<float>(GET_Y_LPARAM(lParam)));
+                return 0;
+            }
+            break;
+
+        case WM_KEYDOWN:
+        case WM_SYSKEYDOWN:
+            if (app != nullptr) {
+                if (wParam == VK_F12) {
+                    app->m_autoScreenshot.RequestCapture("manual_f12");
+                    app->m_lastResult = "已请求截图，输出到 captures/latest.png";
+                    InvalidateRect(hwnd, nullptr, FALSE);
+                    return 0;
+                }
+
+                const std::int32_t keyCode = MapEditorKey(static_cast<UINT>(wParam));
+                if (keyCode != static_cast<std::int32_t>(KeyCode::None)) {
+                    app->HandleKeyDown(keyCode);
+                    return 0;
+                }
+            }
+            break;
+
+        case WM_CHAR:
+            if (app != nullptr &&
+                wParam >= 32 &&
+                wParam != VK_RETURN &&
+                wParam != VK_ESCAPE &&
+                wParam != VK_TAB) {
+                app->HandleCharacter(static_cast<std::uint32_t>(wParam));
+                return 0;
+            }
+            break;
+
+        case WM_PAINT:
+            if (app != nullptr) {
+                PAINTSTRUCT paintStruct = {};
+                BeginPaint(hwnd, &paintStruct);
+                app->RenderFrame();
+                EndPaint(hwnd, &paintStruct);
+                return 0;
+            }
+            break;
+
+        case WM_ERASEBKGND:
+            return 1;
+
+        case WM_DESTROY:
+            if (app != nullptr) {
+                app->m_hwnd = nullptr;
+            }
+            PostQuitMessage(0);
+            return 0;
+
+        default:
+            break;
+        }
+
+        return DefWindowProcW(hwnd, message, wParam, lParam);
+    }
+
+    bool Initialize(HINSTANCE hInstance, int nCmdShow) {
+        WNDCLASSEXW windowClass = {};
+        windowClass.cbSize = sizeof(windowClass);
+        windowClass.style = CS_HREDRAW | CS_VREDRAW;
+        windowClass.lpfnWndProc = &ScenarioApp::WndProc;
+        windowClass.hInstance = hInstance;
+        windowClass.hCursor = LoadCursorW(nullptr, IDC_ARROW);
+        windowClass.lpszClassName = kWindowClassName;
+
+        m_windowClassAtom = RegisterClassExW(&windowClass);
+        if (m_windowClassAtom == 0) {
+            return false;
+        }
+
+        m_hwnd = CreateWindowExW(
+            0,
+            kWindowClassName,
+            kWindowTitle,
+            WS_OVERLAPPEDWINDOW | WS_VISIBLE,
+            CW_USEDEFAULT,
+            CW_USEDEFAULT,
+            1480,
+            920,
+            nullptr,
+            nullptr,
+            hInstance,
+            this);
+        if (m_hwnd == nullptr) {
+            return false;
+        }
+
+        ShowWindow(m_hwnd, nCmdShow);
+        UpdateWindow(m_hwnd);
+
+        if (!m_renderer.Initialize(m_hwnd)) {
+            return false;
+        }
+
+        m_captureRoot =
+            ResolveRepoRootPath() / "tests/UI/Editor/integration/shell/property_grid_basic/captures";
+        m_autoScreenshot.Initialize(m_captureRoot);
+
+        ResetScenario();
+        return true;
+    }
+
+    void Shutdown() {
+        m_autoScreenshot.Shutdown();
+        m_renderer.Shutdown();
+
+        if (m_hwnd != nullptr && IsWindow(m_hwnd)) {
+            DestroyWindow(m_hwnd);
+        }
+        m_hwnd = nullptr;
+
+        if (m_windowClassAtom != 0) {
+            UnregisterClassW(kWindowClassName, GetModuleHandleW(nullptr));
+            m_windowClassAtom = 0;
+        }
+    }
+
+    ScenarioLayout GetLayout() const {
+        RECT clientRect = {};
+        GetClientRect(m_hwnd, &clientRect);
+        const float width = static_cast<float>((std::max)(1L, clientRect.right - clientRect.left));
+        const float height = static_cast<float>((std::max)(1L, clientRect.bottom - clientRect.top));
+        return BuildScenarioLayout(width, height);
+    }
+
+    void ResetScenario() {
+        m_sections = BuildSections();
+        m_selectionModel = {};
+        m_selectionModel.SetSelection("rotation");
+        m_expansionModel = {};
+        m_expansionModel.Expand("transform");
+        m_expansionModel.Expand("material");
+        m_expansionModel.Expand("metadata");
+        m_propertyEditModel = {};
+        m_interactionState = {};
+        m_interactionState.propertyGridState.focused = true;
+        m_mousePosition = UIPoint(-1000.0f, -1000.0f);
+        m_hoveredAction = ActionId::Reset;
+        m_hasHoveredAction = false;
+        m_lastResult = "已重置到默认 PropertyGrid 状态";
+        m_lastCommit = "(none)";
+        RefreshGridFrame();
+    }
+
+    void RefreshGridFrame() {
+        if (m_hwnd == nullptr) {
+            return;
+        }
+
+        const ScenarioLayout layout = GetLayout();
+        m_gridFrame =
+            UpdateUIEditorPropertyGridInteraction(
+                m_interactionState,
+                m_selectionModel,
+                m_expansionModel,
+                m_propertyEditModel,
+                layout.gridRect,
+                m_sections,
+                {});
+    }
+
+    void ApplyCommittedValue(const UIEditorPropertyGridInteractionResult& result) {
+        if (!result.editCommitted || result.committedFieldId.empty()) {
+            return;
+        }
+
+        for (UIEditorPropertyGridSection& section : m_sections) {
+            for (UIEditorPropertyGridField& field : section.fields) {
+                if (field.fieldId == result.committedFieldId) {
+                    field.valueText = result.committedValue;
+                    m_lastCommit = result.committedFieldId + " = " + result.committedValue;
+                    return;
+                }
+            }
+        }
+    }
+
+    void OnResize(UINT width, UINT height) {
+        if (width == 0u || height == 0u) {
+            return;
+        }
+
+        m_renderer.Resize(width, height);
+        RefreshGridFrame();
+    }
+
+    void HandleMouseMove(float x, float y) {
+        m_mousePosition = UIPoint(x, y);
+        const ScenarioLayout layout = GetLayout();
+        UpdateHoveredAction(layout, x, y);
+
+        TRACKMOUSEEVENT trackEvent = {};
+        trackEvent.cbSize = sizeof(trackEvent);
+        trackEvent.dwFlags = TME_LEAVE;
+        trackEvent.hwndTrack = m_hwnd;
+        TrackMouseEvent(&trackEvent);
+
+        PumpGridEvents({ MakePointerEvent(UIInputEventType::PointerMove, m_mousePosition) });
+        InvalidateRect(m_hwnd, nullptr, FALSE);
+    }
+
+    void HandleMouseLeave() {
+        m_mousePosition = UIPoint(-1000.0f, -1000.0f);
+        m_hasHoveredAction = false;
+        PumpGridEvents({ MakePointerEvent(UIInputEventType::PointerLeave, m_mousePosition) });
+        InvalidateRect(m_hwnd, nullptr, FALSE);
+    }
+
+    void HandleLeftButtonDown(float x, float y) {
+        m_mousePosition = UIPoint(x, y);
+        const ScenarioLayout layout = GetLayout();
+        if (HitTestAction(layout, x, y) != nullptr) {
+            UpdateHoveredAction(layout, x, y);
+            InvalidateRect(m_hwnd, nullptr, FALSE);
+            return;
+        }
+
+        PumpGridEvents({ MakePointerEvent(UIInputEventType::PointerButtonDown, m_mousePosition, UIPointerButton::Left) });
+        InvalidateRect(m_hwnd, nullptr, FALSE);
+    }
+
+    void HandleLeftButtonUp(float x, float y) {
+        m_mousePosition = UIPoint(x, y);
+        const ScenarioLayout layout = GetLayout();
+        const ButtonLayout* button = HitTestAction(layout, x, y);
+        if (button != nullptr) {
+            ExecuteAction(button->action);
+            UpdateHoveredAction(layout, x, y);
+            InvalidateRect(m_hwnd, nullptr, FALSE);
+            return;
+        }
+
+        const bool wasFocused = m_interactionState.propertyGridState.focused;
+        const bool insideGrid = ContainsPoint(layout.gridRect, x, y);
+        const UIEditorPropertyGridInteractionResult result =
+            PumpGridEvents({ MakePointerEvent(UIInputEventType::PointerButtonUp, m_mousePosition, UIPointerButton::Left) });
+        UpdateResultText(result, wasFocused, insideGrid);
+        InvalidateRect(m_hwnd, nullptr, FALSE);
+    }
+
+    void HandleRightButtonDown(float x, float y) {
+        m_mousePosition = UIPoint(x, y);
+        PumpGridEvents({ MakePointerEvent(UIInputEventType::PointerButtonDown, m_mousePosition, UIPointerButton::Right) });
+        InvalidateRect(m_hwnd, nullptr, FALSE);
+    }
+
+    void HandleRightButtonUp(float x, float y) {
+        m_mousePosition = UIPoint(x, y);
+        const UIEditorPropertyGridInteractionResult result =
+            PumpGridEvents({ MakePointerEvent(UIInputEventType::PointerButtonUp, m_mousePosition, UIPointerButton::Right) });
+        UpdateResultText(result, m_interactionState.propertyGridState.focused, true);
+        InvalidateRect(m_hwnd, nullptr, FALSE);
+    }
+
+    void HandleKeyDown(std::int32_t keyCode) {
+        const UIEditorPropertyGridInteractionResult result =
+            PumpGridEvents({ MakeKeyEvent(keyCode) });
+        UpdateResultText(result, m_interactionState.propertyGridState.focused, true);
+        InvalidateRect(m_hwnd, nullptr, FALSE);
+    }
+
+    void HandleCharacter(std::uint32_t character) {
+        const UIEditorPropertyGridInteractionResult result =
+            PumpGridEvents({ MakeCharacterEvent(character) });
+        UpdateResultText(result, m_interactionState.propertyGridState.focused, true);
+        InvalidateRect(m_hwnd, nullptr, FALSE);
+    }
+
+    void UpdateHoveredAction(const ScenarioLayout& layout, float x, float y) {
+        const ButtonLayout* button = HitTestAction(layout, x, y);
+        if (button == nullptr) {
+            m_hasHoveredAction = false;
+            return;
+        }
+
+        m_hoveredAction = button->action;
+        m_hasHoveredAction = true;
+    }
+
+    const ButtonLayout* HitTestAction(const ScenarioLayout& layout, float x, float y) const {
+        for (const ButtonLayout& button : layout.buttons) {
+            if (ContainsPoint(button.rect, x, y)) {
+                return &button;
+            }
+        }
+
+        return nullptr;
+    }
+
+    UIEditorPropertyGridInteractionResult PumpGridEvents(std::vector<UIInputEvent> events) {
+        const ScenarioLayout layout = GetLayout();
+        m_gridFrame =
+            UpdateUIEditorPropertyGridInteraction(
+                m_interactionState,
+                m_selectionModel,
+                m_expansionModel,
+                m_propertyEditModel,
+                layout.gridRect,
+                m_sections,
+                std::move(events));
+        ApplyCommittedValue(m_gridFrame.result);
+        return m_gridFrame.result;
+    }
+
+    void UpdateResultText(
+        const UIEditorPropertyGridInteractionResult& result,
+        bool wasFocused,
+        bool insideGrid) {
+        if (result.editCommitted) {
+            m_lastResult = "提交字段: " + result.committedFieldId + " = " + result.committedValue;
+            return;
+        }
+
+        if (result.editCanceled) {
+            m_lastResult = "取消编辑: " + result.activeFieldId;
+            return;
+        }
+
+        if (result.editValueChanged) {
+            m_lastResult = "编辑中: " + result.activeFieldId;
+            return;
+        }
+
+        if (result.editStarted) {
+            m_lastResult = "开始编辑: " + result.activeFieldId;
+            return;
+        }
+
+        if (result.sectionToggled) {
+            m_lastResult = "切换分组: " + result.toggledSectionId;
+            return;
+        }
+
+        if (result.keyboardNavigated && !result.selectedFieldId.empty()) {
+            m_lastResult = "键盘选中: " + result.selectedFieldId;
+            return;
+        }
+
+        if (result.selectionChanged && !result.selectedFieldId.empty()) {
+            m_lastResult = "选中字段: " + result.selectedFieldId;
+            return;
+        }
+
+        if (result.secondaryClicked && !result.selectedFieldId.empty()) {
+            m_lastResult = "右键命中字段: " + result.selectedFieldId;
+            return;
+        }
+
+        if (!insideGrid && wasFocused && !m_interactionState.propertyGridState.focused) {
+            m_lastResult = "点击外部后 focus 已清除";
+            return;
+        }
+
+        if (insideGrid) {
+            m_lastResult = "Grid focus / hover 已更新";
+            return;
+        }
+
+        m_lastResult = "等待交互";
+    }
+
+    void ExecuteAction(ActionId action) {
+        switch (action) {
+        case ActionId::Reset:
+            ResetScenario();
+            break;
+
+        case ActionId::Capture:
+            m_autoScreenshot.RequestCapture("manual_button");
+            m_lastResult = "已请求截图，输出到 captures/latest.png";
+            break;
+        }
+    }
+
+    void RenderFrame() {
+        if (m_hwnd == nullptr) {
+            return;
+        }
+
+        RECT clientRect = {};
+        GetClientRect(m_hwnd, &clientRect);
+        const float width = static_cast<float>((std::max)(1L, clientRect.right - clientRect.left));
+        const float height = static_cast<float>((std::max)(1L, clientRect.bottom - clientRect.top));
+        const ScenarioLayout layout = BuildScenarioLayout(width, height);
+        RefreshGridFrame();
+
+        const UIEditorPropertyGridHitTarget currentHit =
+            HitTestUIEditorPropertyGrid(m_gridFrame.layout, m_mousePosition);
+
+        UIDrawData drawData = {};
+        UIDrawList& drawList = drawData.EmplaceDrawList("EditorPropertyGridBasic");
+        drawList.AddFilledRect(UIRect(0.0f, 0.0f, width, height), kWindowBg);
+
+        DrawCard(
+            drawList,
+            layout.introRect,
+            "这个测试在验证什么功能",
+            "只验证 Editor PropertyGrid 基础控件，不涉及任何 Inspector 业务逻辑。");
+        drawList.AddText(
+            UIPoint(layout.introRect.x + 16.0f, layout.introRect.y + 72.0f),
+            "1. 点击 section header，检查展开/折叠是否稳定，字段布局不能歪。",
+            kTextPrimary,
+            12.0f);
+        drawList.AddText(
+            UIPoint(layout.introRect.x + 16.0f, layout.introRect.y + 94.0f),
+            "2. 点击 field row 只切换 selection；点击 value box 才进入编辑态。",
+            kTextPrimary,
+            12.0f);
+        drawList.AddText(
+            UIPoint(layout.introRect.x + 16.0f, layout.introRect.y + 116.0f),
+            "3. 编辑态输入字符，按 Enter commit，按 Esc cancel，read-only 字段不能进编辑。",
+            kTextPrimary,
+            12.0f);
+        drawList.AddText(
+            UIPoint(layout.introRect.x + 16.0f, layout.introRect.y + 138.0f),
+            "4. Grid 获得 focus 后按 Up / Down / Home / End，检查字段导航和 selection 同步。",
+            kTextPrimary,
+            12.0f);
+        drawList.AddText(
+            UIPoint(layout.introRect.x + 16.0f, layout.introRect.y + 160.0f),
+            "5. 按 F12 手动截图；设置 XCUI_AUTO_CAPTURE_ON_STARTUP=1 可自动截图。",
+            kTextPrimary,
+            12.0f);
+
+        DrawCard(drawList, layout.controlRect, "操作");
+        for (const ButtonLayout& button : layout.buttons) {
+            DrawButton(
+                drawList,
+                button,
+                m_hasHoveredAction && m_hoveredAction == button.action);
+        }
+
+        DrawCard(drawList, layout.stateRect, "状态摘要", "重点检查 hit / focus / selection / edit / commit。");
+        drawList.AddText(
+            UIPoint(layout.stateRect.x + 16.0f, layout.stateRect.y + 70.0f),
+            "Hover: " + DescribeHitTarget(currentHit, m_sections),
+            kTextPrimary,
+            12.0f);
+        drawList.AddText(
+            UIPoint(layout.stateRect.x + 16.0f, layout.stateRect.y + 94.0f),
+            std::string("Focused: ") + (m_interactionState.propertyGridState.focused ? "开" : "关"),
+            kTextPrimary,
+            12.0f);
+        drawList.AddText(
+            UIPoint(layout.stateRect.x + 16.0f, layout.stateRect.y + 118.0f),
+            "Selected: " +
+                (m_selectionModel.HasSelection() ? m_selectionModel.GetSelectedId() : std::string("(none)")),
+            kTextSuccess,
+            12.0f);
+        drawList.AddText(
+            UIPoint(layout.stateRect.x + 16.0f, layout.stateRect.y + 142.0f),
+            "Active Edit: " +
+                (m_propertyEditModel.HasActiveEdit() ? m_propertyEditModel.GetActiveFieldId() : std::string("(none)")),
+            kTextMuted,
+            12.0f);
+        drawList.AddText(
+            UIPoint(layout.stateRect.x + 16.0f, layout.stateRect.y + 166.0f),
+            "Staged: " +
+                (m_propertyEditModel.HasActiveEdit() ? m_propertyEditModel.GetStagedValue() : std::string("(none)")),
+            kTextMuted,
+            12.0f);
+        drawList.AddText(
+            UIPoint(layout.stateRect.x + 16.0f, layout.stateRect.y + 190.0f),
+            "Expanded: " + BuildExpandedSummary(m_expansionModel),
+            kTextMuted,
+            12.0f);
+        drawList.AddText(
+            UIPoint(layout.stateRect.x + 16.0f, layout.stateRect.y + 214.0f),
+            "Last Commit: " + m_lastCommit,
+            kTextPrimary,
+            12.0f);
+        drawList.AddText(
+            UIPoint(layout.stateRect.x + 16.0f, layout.stateRect.y + 238.0f),
+            "Result: " + m_lastResult,
+            kTextPrimary,
+            12.0f);
+
+        const std::string captureSummary =
+            m_autoScreenshot.HasPendingCapture()
+                ? "截图排队中..."
+                : (m_autoScreenshot.GetLastCaptureSummary().empty()
+                    ? std::string("F12 -> tests/UI/Editor/integration/shell/property_grid_basic/captures/")
+                    : m_autoScreenshot.GetLastCaptureSummary());
+        drawList.AddText(
+            UIPoint(layout.stateRect.x + 16.0f, layout.stateRect.y + 262.0f),
+            captureSummary,
+            kTextWeak,
+            12.0f);
+
+        DrawCard(drawList, layout.previewRect, "PropertyGrid 预览", "这里只放一个 PropertyGrid，不混入任何业务面板。");
+        AppendUIEditorPropertyGridBackground(
+            drawList,
+            m_gridFrame.layout,
+            m_sections,
+            m_selectionModel,
+            m_propertyEditModel,
+            m_interactionState.propertyGridState);
+        AppendUIEditorPropertyGridForeground(
+            drawList,
+            m_gridFrame.layout,
+            m_sections,
+            m_propertyEditModel);
+
+        const bool framePresented = m_renderer.Render(drawData);
+        m_autoScreenshot.CaptureIfRequested(
+            m_renderer,
+            drawData,
+            static_cast<unsigned int>(width),
+            static_cast<unsigned int>(height),
+            framePresented);
+    }
+
+    HWND m_hwnd = nullptr;
+    ATOM m_windowClassAtom = 0;
+    NativeRenderer m_renderer = {};
+    AutoScreenshotController m_autoScreenshot = {};
+    std::filesystem::path m_captureRoot = {};
+    std::vector<UIEditorPropertyGridSection> m_sections = {};
+    UISelectionModel m_selectionModel = {};
+    UIExpansionModel m_expansionModel = {};
+    UIPropertyEditModel m_propertyEditModel = {};
+    UIEditorPropertyGridInteractionState m_interactionState = {};
+    UIEditorPropertyGridInteractionFrame m_gridFrame = {};
+    UIPoint m_mousePosition = UIPoint(-1000.0f, -1000.0f);
+    ActionId m_hoveredAction = ActionId::Reset;
+    bool m_hasHoveredAction = false;
+    std::string m_lastResult = {};
+    std::string m_lastCommit = {};
+};
+
+} // namespace
+
+int WINAPI wWinMain(HINSTANCE hInstance, HINSTANCE, LPWSTR, int nCmdShow) {
+    return ScenarioApp().Run(hInstance, nCmdShow);
+}