1 files changed, 45 insertions, 0 deletions
diff --git a/src/ui/controls/RootControl.cpp b/src/ui/controls/RootControl.cpp
new file mode 100644
index 00000000..61d272f8
--- /dev/null
+++ b/src/ui/controls/RootControl.cpp
@@ -0,0 +1,45 @@
+#include "cru/ui/controls/RootControl.hpp"
+
+#include "cru/common/Base.hpp"
+#include "cru/platform/gui/Base.hpp"
+#include "cru/ui/host/WindowHost.hpp"
+#include "cru/ui/render/Base.hpp"
+#include "cru/ui/render/StackLayoutRenderObject.hpp"
+#include "gsl/pointers"
+
+#include <memory>
+
+namespace cru::ui::controls {
+RootControl::RootControl(Control* attached_control)
+    : attached_control_(attached_control) {
+  render_object_ = std::make_unique<render::StackLayoutRenderObject>();
+  render_object_->SetAttachedControl(this);
+  SetContainerRenderObject(render_object_.get());
+  window_host_ = std::make_unique<host::WindowHost>(this);
+}
+
+RootControl::~RootControl() {}
+
+render::RenderObject* RootControl::GetRenderObject() const {
+  return render_object_.get();
+}
+
+void RootControl::Show(bool create) {
+  platform::gui::INativeWindow* native_window = GetNativeWindow(create);
+  if (!native_window) return;
+  native_window->SetVisible(true);
+}
+
+platform::gui::INativeWindow* RootControl::GetNativeWindow(bool create) {
+  const auto host = GetWindowHost();
+  platform::gui::INativeWindow* native_window = host->GetNativeWindow();
+  if (!create) return native_window;
+  if (!native_window) {
+    native_window = this->CreateNativeWindow(
+        host, attached_control_
+                  ? attached_control_->GetWindowHost()->GetNativeWindow()
+                  : nullptr);
+  }
+  return native_window;
+}
+}  // namespace cru::ui::controls