XCEngine/editor/app/Windowing/EditorWindowManager.h

#pragma once

#ifndef NOMINMAX
#define NOMINMAX
#endif

#include "Windowing/Host/EditorWindowHostCoordinator.h"
#include "Windowing/Host/EditorWindowHostInterfaces.h"
#include "Windowing/Host/EditorWindowHostTypes.h"
#include "Windowing/EditorWindowInstance.h"
#include <memory>
#include <string_view>
#include <vector>

namespace XCEngine::UI::Editor {

class EditorWindowSystem;
struct UIEditorWindowWorkspaceState;

namespace Rendering::Host {
class EditorWindowRenderRuntimeFactory;
}

} // namespace XCEngine::UI::Editor

namespace XCEngine::UI::Editor::App {

class EditorContext;
class EditorWindowContentFactory;
class EditorWindowHostRuntimeServices;
class EditorWindowLifecycleCoordinator;
class EditorUtilityWindowCoordinator;
class EditorWindowWorkspaceCoordinator;
struct EditorUtilityWindowDescriptor;
struct EditorWindowFrameTransferRequests;

class EditorWindowManager final : public EditorWindowHostCoordinator {
public:
    EditorWindowManager(
        EditorContext& editorContext,
        EditorWindowSystem& windowSystem,
        Rendering::Host::EditorWindowRenderRuntimeFactory& renderRuntimeFactory,
        EditorWindowHostRuntimeServices& hostRuntime);
    ~EditorWindowManager();

    EditorWindowManager(const EditorWindowManager&) = delete;
    EditorWindowManager& operator=(const EditorWindowManager&) = delete;
    EditorWindowManager(EditorWindowManager&&) = delete;
    EditorWindowManager& operator=(EditorWindowManager&&) = delete;

    EditorHostWindow* CreateWorkspaceWindow(
        const UIEditorWindowWorkspaceState& windowState,
        const EditorWindowCreateParams& params);
    EditorHostWindow* CreateUtilityWindow(
        const EditorUtilityWindowDescriptor& descriptor,
        const EditorWindowCreateParams& params);
    void Shutdown();
    bool RequestPrimaryWindowClose();

    bool HasWindows() const;
    void DestroyClosedWindows();
    void RenderAllWindows();

private:
    bool InitializeHostWindow(
        EditorHostWindow& window,
        const EditorHostWindowRuntimeInitializationParams& params) override;
    EditorWindowFrameTransferRequests DriveWindowFrame(EditorHostWindow& window) override;
    EditorWindowFrameTransferRequests DriveImmediateWindowFrame(
        EditorHostWindow& window) override;
    bool IsGlobalTabDragActive() const override;
    bool OwnsActiveGlobalTabDrag(std::string_view windowId) const override;
    bool HandleGlobalTabDragPointerMove(EditorHostWindow& window) override;
    bool HandleGlobalTabDragPointerButtonUp(EditorHostWindow& window) override;
    void EndGlobalTabDragSession() override;
    void RefreshWindowPresentation(EditorHostWindow& window) override;
    void DispatchWindowFrameTransferRequests(
        EditorHostWindow& sourceWindow,
        const EditorWindowFrameTransferRequests& transferRequests) override;
    void ExecuteCloseRequest(EditorHostWindow& window) override;
    void HandleNativeWindowDestroyed(EditorHostWindow& window) override;
    void AbortUnregisteredWindow(EditorHostWindow& window) override;
    void ReapDestroyedWindows() override;

    EditorWindowFrameTransferRequests DriveWindowFrameInternal(
        EditorHostWindow& window,
        bool requestSkipNextSteadyStateFrame);

    EditorContext& m_editorContext;
    Rendering::Host::EditorWindowRenderRuntimeFactory& m_renderRuntimeFactory;
    EditorWindowHostRuntimeServices& m_hostRuntime;
    std::unique_ptr<EditorWindowContentFactory> m_contentFactory = {};
    std::unique_ptr<EditorWindowLifecycleCoordinator> m_lifecycleCoordinator = {};
    std::unique_ptr<EditorUtilityWindowCoordinator> m_utilityCoordinator = {};
    std::unique_ptr<EditorWindowWorkspaceCoordinator> m_workspaceCoordinator = {};
    std::vector<std::unique_ptr<EditorWindowInstance>> m_windows = {};
};

} // namespace XCEngine::UI::Editor::App