1 files changed, 28 insertions, 0 deletions
diff --git a/src/ui/Window.cpp b/src/ui/Window.cpp
new file mode 100644
index 00000000..de7044dd
--- /dev/null
+++ b/src/ui/Window.cpp
@@ -0,0 +1,28 @@
+#include "cru/ui/Window.hpp"
+
+#include "cru/ui/render/WindowRenderObject.hpp"
+#include "cru/ui/UiHost.hpp"
+
+namespace cru::ui {
+Window* Window::CreateOverlapped() {
+  return new Window(tag_overlapped_constructor{});
+}
+
+Window::Window(tag_overlapped_constructor) {
+  managed_ui_host_ = std::make_unique<UiHost>(this);
+}
+
+Window::~Window() {
+  // explicit destroy ui host first.
+  managed_ui_host_.reset();
+}
+
+std::string_view Window::GetControlType() const { return control_type; }
+
+render::RenderObject* Window::GetRenderObject() const { return render_object_; }
+
+void Window::OnChildChanged(Control* old_child, Control* new_child) {
+  if (old_child) render_object_->RemoveChild(0);
+  if (new_child) render_object_->AddChild(new_child->GetRenderObject(), 0);
+}
+}  // namespace cru::ui