checkpoint: commit current workspace state

new_editor/include/XCEditor/Windowing/WindowState.h

@@ -0,0 +1,72 @@
+#pragma once
+
+#include "FramePriority.h"
+#include "WindowCaptureDemand.h"
+#include "WindowCursorType.h"
+#include "WindowId.h"
+#include "WindowType.h"
+#include "WindowTitleBarMode.h"
+
+#include <cstdint>
+#include <string>
+
+namespace XCEngine::UI::Editor::Windowing::Domain {
+
+enum class WindowLifecycleState : std::uint8_t {
+    PendingCreate = 0,
+    NativeAttached,
+    Initializing,
+    Running,
+    Closing,
+    Destroyed,
+};
+
+struct WindowIdentityState {
+    WindowId windowId = {};
+    WindowType windowType = WindowType::Unknown;
+};
+
+struct WindowPresentationState {
+    std::wstring title = {};
+    float dpiScale = 1.0f;
+    bool focused = false;
+    bool visible = false;
+    bool minimized = false;
+};
+
+struct WindowSizeState {
+    std::uint32_t clientPixelWidth = 0u;
+    std::uint32_t clientPixelHeight = 0u;
+    std::uint32_t predictedClientPixelWidth = 0u;
+    std::uint32_t predictedClientPixelHeight = 0u;
+};
+
+struct WindowChromeState {
+    bool interactiveResize = false;
+};
+
+struct WindowFrameState {
+    bool needsFrame = false;
+    FramePriority priority = FramePriority::Normal;
+    std::uint64_t frameSerial = 0u;
+    std::uint64_t resizeEpoch = 0u;
+};
+
+struct WindowContentState {
+    WindowCursorType cursorType = WindowCursorType::Arrow;
+    WindowCaptureDemand captureDemand = {};
+    WindowTitleBarMode titleBarMode = WindowTitleBarMode::SystemChrome;
+    std::string statusText = {};
+};
+
+struct WindowState {
+    WindowIdentityState identity = {};
+    WindowLifecycleState lifecycle = WindowLifecycleState::PendingCreate;
+    WindowPresentationState presentation = {};
+    WindowSizeState size = {};
+    WindowChromeState chrome = {};
+    WindowFrameState frame = {};
+    WindowContentState content = {};
+};
+
+} // namespace XCEngine::UI::Editor::Windowing::Domain