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Serenity Operating System
1/*
2 * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright notice, this
9 * list of conditions and the following disclaimer.
10 *
11 * 2. Redistributions in binary form must reproduce the above copyright notice,
12 * this list of conditions and the following disclaimer in the documentation
13 * and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
18 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
21 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
22 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
23 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#pragma once
28
29#include <LibGUI/AbstractButton.h>
30
31namespace GUI {
32
33class RadioButton : public AbstractButton {
34 C_OBJECT(RadioButton)
35public:
36 virtual ~RadioButton() override;
37
38 virtual void click() override;
39
40protected:
41 explicit RadioButton(const StringView& text = {});
42 virtual void paint_event(PaintEvent&) override;
43
44private:
45 // These don't make sense for a radio button, so hide them.
46 using AbstractButton::auto_repeat_interval;
47 using AbstractButton::set_auto_repeat_interval;
48
49 virtual bool is_radio_button() const final { return true; }
50
51 template<typename Callback>
52 void for_each_in_group(Callback);
53 static Gfx::Size circle_size();
54};
55
56}
57
58template<>
59inline bool Core::is<GUI::RadioButton>(const Core::Object& object)
60{
61 if (!is<GUI::Widget>(object))
62 return false;
63 return to<GUI::Widget>(object).is_radio_button();
64}