ladybird/Userland/Services/WindowServer/Button.h
MacDue 44c0672d59 WindowServer: Support hover icons for title buttons
This allows adding "-hover.png" variants of the title button icons.
This can be useful for themes which use the TitleButtonsIconOnly
flag, which otherwise don't have a way of showing the hover state.
2022-05-03 22:00:14 +02:00

67 lines
1.5 KiB
C++

/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/Function.h>
#include <AK/Weakable.h>
#include <LibGfx/Bitmap.h>
#include <LibGfx/Forward.h>
#include <LibGfx/Rect.h>
#include <WindowServer/MultiScaleBitmaps.h>
namespace WindowServer {
class MouseEvent;
class Screen;
class WindowFrame;
class Button : public Weakable<Button> {
public:
Button(WindowFrame&, Function<void(Button&)>&& on_click_handler);
~Button();
Gfx::IntRect relative_rect() const { return m_relative_rect; }
void set_relative_rect(Gfx::IntRect const& rect) { m_relative_rect = rect; }
Gfx::IntRect rect() const { return { {}, m_relative_rect.size() }; }
Gfx::IntRect screen_rect() const;
void paint(Screen&, Gfx::Painter&);
void on_mouse_event(MouseEvent const&);
Function<void(Button&)> on_click;
Function<void(Button&)> on_secondary_click;
Function<void(Button&)> on_middle_click;
bool is_visible() const { return m_visible; }
struct Icon {
RefPtr<MultiScaleBitmaps> bitmap { nullptr };
RefPtr<MultiScaleBitmaps> hover_bitmap { nullptr };
};
void set_icon(Icon const& icon) { m_icon = icon; }
enum class Style {
Normal,
IconOnly
};
void set_style(Style style) { m_style = style; }
private:
WindowFrame& m_frame;
Gfx::IntRect m_relative_rect;
Icon m_icon;
bool m_pressed { false };
bool m_visible { true };
bool m_hovered { false };
Style m_style { Style::Normal };
};
}