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/*
* 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 <LibGUI/Widget.h>
namespace GUI {
class AbstractButton : public Widget {
C_OBJECT_ABSTRACT(AbstractButton)
public:
virtual ~AbstractButton() override;
Function<void(bool)> on_checked;
void set_text(const StringView&);
const String& text() const { return m_text; }
bool is_exclusive() const { return m_exclusive; }
void set_exclusive(bool b) { m_exclusive = b; }
bool is_checked() const { return m_checked; }
void set_checked(bool);
bool is_checkable() const { return m_checkable; }
void set_checkable(bool);
bool is_hovered() const { return m_hovered; }
bool is_being_pressed() const { return m_being_pressed; }
virtual void click(unsigned modifiers = 0) = 0;
virtual bool accepts_focus() const override { return true; }
virtual bool is_uncheckable() const { return true; }
int auto_repeat_interval() const { return m_auto_repeat_interval; }
void set_auto_repeat_interval(int interval) { m_auto_repeat_interval = interval; }
protected:
explicit AbstractButton(const StringView& = {});
virtual void mousedown_event(MouseEvent&) override;
virtual void mousemove_event(MouseEvent&) override;
virtual void mouseup_event(MouseEvent&) override;
virtual void keydown_event(KeyEvent&) override;
virtual void enter_event(Core::Event&) override;
virtual void leave_event(Core::Event&) override;
virtual void change_event(Event&) override;
virtual void save_to(JsonObject&) override;
virtual bool set_property(const StringView& name, const JsonValue& value) override;
void paint_text(Painter&, const Gfx::Rect&, const Gfx::Font&, Gfx::TextAlignment);
private:
virtual bool is_abstract_button() const final { return true; }
String m_text;
bool m_checked { false };
bool m_checkable { false };
bool m_hovered { false };
bool m_being_pressed { false };
bool m_exclusive { false };
int m_auto_repeat_interval { 0 };
RefPtr<Core::Timer> m_auto_repeat_timer;
};
}
template<>
inline bool Core::is<GUI::AbstractButton>(const Core::Object& object)
{
if (!is<GUI::Widget>(object))
return false;
return to<GUI::Widget>(object).is_abstract_button();
}
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