ladybird/Libraries/LibGUI/Button.h

76 lines
2.8 KiB
C++

/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include <AK/Function.h>
#include <AK/String.h>
#include <LibGfx/Bitmap.h>
#include <LibGfx/StylePainter.h>
#include <LibGfx/TextAlignment.h>
#include <LibGUI/AbstractButton.h>
namespace GUI {
class Button : public AbstractButton {
C_OBJECT(Button)
public:
virtual ~Button() override;
void set_icon(RefPtr<Gfx::Bitmap>&&);
const Gfx::Bitmap* icon() const { return m_icon.ptr(); }
Gfx::Bitmap* icon() { return m_icon.ptr(); }
void set_text_alignment(Gfx::TextAlignment text_alignment) { m_text_alignment = text_alignment; }
Gfx::TextAlignment text_alignment() const { return m_text_alignment; }
Function<void(Button&)> on_click;
void set_button_style(Gfx::ButtonStyle style) { m_button_style = style; }
Gfx::ButtonStyle button_style() const { return m_button_style; }
virtual void click() override;
void set_action(Action&);
virtual bool accepts_focus() const override { return m_focusable; }
virtual bool is_uncheckable() const override;
void set_focusable(bool b) { m_focusable = b; }
protected:
explicit Button(const StringView& text = {});
virtual void paint_event(PaintEvent&) override;
private:
RefPtr<Gfx::Bitmap> m_icon;
Gfx::ButtonStyle m_button_style { Gfx::ButtonStyle::Normal };
Gfx::TextAlignment m_text_alignment { Gfx::TextAlignment::Center };
WeakPtr<Action> m_action;
bool m_focusable { true };
};
}