restructure project

include/client/render/gui/GuiManager.h

@@ -0,0 +1,29 @@
+#pragma once
+
+#include "GuiWidget.h"
+
+#include <vector>
+#include <memory>
+
+namespace td {
+namespace gui {
+
+class GuiManager {
+private:
+	std::vector<std::unique_ptr<GuiWidget>> m_Widgets;
+public:
+	GuiManager() {}
+
+	void RenderWidgets() {
+		for (auto& widget : m_Widgets) {
+			widget->Render();
+		}
+	}
+
+	void AddWidget(std::unique_ptr<GuiWidget>&& widget) {
+		m_Widgets.push_back(std::move(widget));
+	}
+};
+
+} // namespace gui
+} // namespace td