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#pragma once
#include "nes/app/ui/screen.hh"
#include "nes/app/ui/selection.hh"
#include "nes/app/file-browser.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
{
static constexpr auto page_size = u32{ 8 };
struct item
{
bool is_parent{ false };
file_browser::item base{};
};
class selection_impl final : public selection<item, page_size>
{
file_browser& file_browser_;
public:
explicit selection_impl(file_browser& file_browser)
: selection{ 2, 5, 28 }
, file_browser_{ file_browser }
{
}
protected:
auto render_item(renderer&, item const&, i32 x, i32 y, u32 width, color) const -> void override;
auto load_page(item(&)[page_size], u32 page) -> u32 override;
};
input_device_keyboard& keyboard_;
file_browser& file_browser_;
selection_impl selection_;
u32 navigation_steps_{ 0 };
public:
explicit screen_browser(input_device_keyboard&, file_browser&);
auto render(renderer&) -> void override;
auto process_events() -> action override;
private:
auto refresh() -> void;
};
} // namespace nes::app
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