refactor(new_editor): extract window content boundary

new_editor/app/Platform/Win32/EditorWindowContentController.h

@@ -0,0 +1,126 @@
+#pragma once
+
+#include "Platform/Win32/EditorWindowTransferRequests.h"
+
+#include <XCEditor/Foundation/UIEditorTextMeasurement.h>
+
+#include <cstdint>
+#include <filesystem>
+#include <string>
+#include <string_view>
+#include <vector>
+
+namespace XCEngine::Rendering {
+
+class RenderContext;
+
+} // namespace XCEngine::Rendering
+
+namespace XCEngine::UI {
+
+class UIDrawData;
+
+struct UIInputEvent;
+struct UIPoint;
+struct UIRect;
+struct UISize;
+
+} // namespace XCEngine::UI
+
+namespace XCEngine::UI::Editor {
+
+struct UIEditorDockHostTabDropTarget;
+class UIEditorWorkspaceController;
+
+struct UIEditorShellInteractionFrame;
+struct UIEditorShellInteractionState;
+
+namespace Widgets {
+struct UIEditorDockHostDropPreviewState;
+}
+
+} // namespace XCEngine::UI::Editor
+
+namespace XCEngine::UI::Editor::Ports {
+
+class TexturePort;
+class ViewportRenderPort;
+
+} // namespace XCEngine::UI::Editor::Ports
+
+namespace XCEngine::UI::Editor::App {
+
+class EditorContext;
+
+enum class EditorWindowContentCursorKind : std::uint8_t {
+    Arrow = 0,
+    ResizeEW,
+    ResizeNS,
+};
+
+struct EditorWindowContentInitializationContext {
+    const std::filesystem::path& repoRoot;
+    EditorContext& editorContext;
+    Ports::TexturePort& textureHost;
+    UIEditorTextMeasurer& textMeasurer;
+    Ports::ViewportRenderPort& viewportRenderer;
+};
+
+struct EditorWindowContentFrameContext {
+    EditorContext& editorContext;
+    const ::XCEngine::UI::UIRect& bounds;
+    const std::vector<::XCEngine::UI::UIInputEvent>& inputEvents;
+    std::string_view captureStatusText;
+    bool primary = false;
+    bool globalTabDragActive = false;
+    bool useDetachedTitleBarTabStrip = false;
+};
+
+class EditorWindowContentController {
+public:
+    virtual ~EditorWindowContentController() = default;
+
+    virtual const UIEditorWorkspaceController* TryGetWorkspaceController() const = 0;
+    virtual UIEditorWorkspaceController* TryGetMutableWorkspaceController() = 0;
+    virtual void ReplaceWorkspaceController(UIEditorWorkspaceController workspaceController) = 0;
+
+    virtual void Initialize(const EditorWindowContentInitializationContext& context) = 0;
+    virtual void Shutdown() = 0;
+    virtual void ResetInteractionState() = 0;
+    virtual void SetViewportSurfacePresentationEnabled(bool enabled) = 0;
+
+    virtual EditorWindowFrameTransferRequests UpdateAndAppend(
+        const EditorWindowContentFrameContext& context,
+        ::XCEngine::UI::UIDrawData& drawData) = 0;
+    virtual void RenderRequestedViewports(
+        const ::XCEngine::Rendering::RenderContext& renderContext) = 0;
+
+    virtual const UIEditorShellInteractionFrame& GetShellFrame() const = 0;
+    virtual const UIEditorShellInteractionState& GetShellInteractionState() const = 0;
+
+    virtual void SetExternalDockHostDropPreview(
+        const Widgets::UIEditorDockHostDropPreviewState& preview) = 0;
+    virtual void ClearExternalDockHostDropPreview() = 0;
+
+    virtual bool TryResolveDockTabDragHotspot(
+        std::string_view nodeId,
+        std::string_view panelId,
+        const ::XCEngine::UI::UIPoint& point,
+        ::XCEngine::UI::UIPoint& outHotspot) const = 0;
+    virtual UIEditorDockHostTabDropTarget ResolveDockTabDropTarget(
+        const ::XCEngine::UI::UIPoint& point) const = 0;
+
+    virtual bool HasHostedContentCapture() const = 0;
+    virtual bool HasShellInteractiveCapture() const = 0;
+    virtual bool HasInteractiveCapture() const = 0;
+    virtual EditorWindowContentCursorKind GetHostedContentCursorKind() const = 0;
+    virtual EditorWindowContentCursorKind GetDockCursorKind() const = 0;
+
+    virtual ::XCEngine::UI::UISize ResolveMinimumOuterSize() const = 0;
+    virtual bool ShouldUseDetachedTitleBarTabStrip() const = 0;
+    virtual std::string ResolveTabStripTitleText(std::string_view fallbackTitle) const = 0;
+    virtual std::string ResolveDetachedWindowTitleText(
+        std::string_view fallbackWindowTitle) const = 0;
+};
+
+} // namespace XCEngine::UI::Editor::App