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0b7baa7e5a
https://isocpp.github.io/CppCoreGuidelines/CppCoreGuidelines#cother-other-default-operation-rules "The compiler is more likely to get the default semantics right and you cannot implement these functions better than the compiler."
79 lines
1.7 KiB
C++
79 lines
1.7 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/Vector.h>
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#include <AK/WeakPtr.h>
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#include <LibCore/Object.h>
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#include <LibGfx/Forward.h>
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#include <LibGfx/Rect.h>
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namespace WindowServer {
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class KeyEvent;
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class Window;
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class WindowSwitcher final : public Core::Object {
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C_OBJECT(WindowSwitcher)
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public:
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enum class Mode {
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ShowAllWindows,
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ShowCurrentDesktop
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};
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static WindowSwitcher& the();
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virtual ~WindowSwitcher() override = default;
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bool is_visible() const { return m_visible; }
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void set_visible(bool);
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void show(Mode mode)
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{
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m_mode = mode;
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set_visible(true);
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}
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void hide() { set_visible(false); }
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void on_key_event(const KeyEvent&);
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void refresh();
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void refresh_if_needed();
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void select_window(Window&);
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Mode mode() const { return m_mode; }
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private:
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WindowSwitcher();
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int thumbnail_width() const { return 64; }
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int thumbnail_height() const { return 64; }
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int item_height() const { return 14 + thumbnail_height(); }
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int padding() const { return 30; }
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int item_padding() const { return 10; }
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void draw();
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void redraw();
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void select_window_at_index(int index);
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Gfx::IntRect item_rect(int index) const;
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Window* selected_window();
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void clear_hovered_index();
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virtual void event(Core::Event&) override;
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RefPtr<Window> m_switcher_window;
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Mode m_mode { Mode::ShowCurrentDesktop };
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Gfx::IntRect m_rect;
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bool m_visible { false };
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bool m_windows_on_multiple_stacks { false };
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Vector<WeakPtr<Window>> m_windows;
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int m_selected_index { 0 };
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int m_hovered_index { -1 };
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};
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}
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