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/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/Vector.h>
#include <AK/WeakPtr.h>
#include <LibCore/Object.h>
#include <LibGfx/Forward.h>
#include <LibGfx/Rect.h>
namespace WindowServer {
class KeyEvent;
class Window;
class WindowSwitcher final : public Core::Object {
C_OBJECT(WindowSwitcher)
public:
enum class Mode {
ShowAllWindows,
ShowCurrentDesktop
};
static WindowSwitcher& the();
virtual ~WindowSwitcher() override = default;
bool is_visible() const { return m_visible; }
void set_visible(bool);
void show(Mode mode)
{
m_mode = mode;
set_visible(true);
}
void hide() { set_visible(false); }
void on_key_event(KeyEvent const&);
void refresh();
void refresh_if_needed();
void select_window(Window&);
Mode mode() const { return m_mode; }
private:
WindowSwitcher();
int thumbnail_width() const { return 64; }
int thumbnail_height() const { return 64; }
int item_height() const { return 14 + thumbnail_height(); }
int padding() const { return 30; }
int item_padding() const { return 10; }
void draw();
void redraw();
void select_window_at_index(int index);
Gfx::IntRect item_rect(int index) const;
Window* selected_window();
void clear_hovered_index();
virtual void event(Core::Event&) override;
RefPtr<Window> m_switcher_window;
Mode m_mode { Mode::ShowCurrentDesktop };
Gfx::IntRect m_rect;
bool m_visible { false };
bool m_windows_on_multiple_stacks { false };
Vector<WeakPtr<Window>> m_windows;
int m_selected_index { 0 };
int m_hovered_index { -1 };
};
}
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