refactor selection

1 files changed, 32 insertions, 0 deletions

diff --git a/lib/nes/app/ui/screen-browser.hh b/lib/nes/app/ui/screen-browser.hh
new file mode 100644
index 0000000..eb66266
--- /dev/null
+++ b/lib/nes/app/ui/screen-browser.hh
@@ -0,0 +1,32 @@
+#pragma once
+
+#include "nes/app/ui/screen.hh"
+#include "nes/app/ui/selection.hh"
+
+namespace nes::app
+{
+	class input_device_keyboard;
+
+	/// An interface which allows the user to browse the filesystem for a game.
+	class screen_browser final : public screen
+	{
+		class selection_impl final : public selection<i32, 5>
+		{
+		public:
+			using selection::selection;
+
+		protected:
+			auto render_item(renderer&, i32 const&, i32 x, i32 y, u32 width, color) const -> void override;
+			auto load_page(i32(&)[5], u32 page) -> u32 override;
+		};
+
+		input_device_keyboard& keyboard_;
+		selection_impl selection_{ 2, 5, 28 };
+
+	public:
+		explicit screen_browser(input_device_keyboard&);
+
+		auto render(renderer&) -> void override;
+		auto process_events() -> action override;
+	};
+} // namespace nes::app
\ No newline at end of file