Merge pull request #37 from crupest/render

Refactor.

1 files changed, 26 insertions, 0 deletions

diff --git a/src/ui/no_child_control.hpp b/src/ui/no_child_control.hpp
new file mode 100644
index 00000000..26b5546f
--- /dev/null
+++ b/src/ui/no_child_control.hpp
@@ -0,0 +1,26 @@
+#pragma once
+#include "pre.hpp"
+
+#include "control.hpp"
+
+namespace cru::ui {
+class NoChildControl : public Control {
+ private:
+  static const std::vector<Control*> empty_control_vector;
+
+ protected:
+  NoChildControl() = default;
+
+ public:
+  NoChildControl(const NoChildControl& other) = delete;
+  NoChildControl(NoChildControl&& other) = delete;
+  NoChildControl& operator=(const NoChildControl& other) = delete;
+  NoChildControl& operator=(NoChildControl&& other) = delete;
+  ~NoChildControl() override = default;
+
+ protected:
+  const std::vector<Control*>& GetChildren() const override final {
+    return empty_control_vector;
+  }
+};
+}  // namespace cru::ui