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https://github.com/RGBCube/serenity
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fe3b846ac8
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."
64 lines
1.6 KiB
C++
64 lines
1.6 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* Copyright (c) 2022, the SerenityOS developers.
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibGUI/Painter.h>
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#include <LibGUI/RadioButton.h>
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#include <LibGfx/Bitmap.h>
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#include <LibGfx/Font.h>
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#include <LibGfx/Palette.h>
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#include <LibGfx/StylePainter.h>
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REGISTER_WIDGET(GUI, RadioButton)
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namespace GUI {
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RadioButton::RadioButton(String text)
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: AbstractButton(move(text))
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{
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set_exclusive(true);
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set_checkable(true);
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set_min_width(32);
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set_fixed_height(22);
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}
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Gfx::IntSize RadioButton::circle_size()
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{
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return { 12, 12 };
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}
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void RadioButton::paint_event(PaintEvent& event)
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{
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Painter painter(*this);
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painter.add_clip_rect(event.rect());
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if (fill_with_background_color())
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painter.fill_rect(rect(), palette().window());
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if (is_enabled() && is_hovered())
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painter.fill_rect(rect(), palette().hover_highlight());
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Gfx::IntRect circle_rect { { 2, 0 }, circle_size() };
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circle_rect.center_vertically_within(rect());
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Gfx::StylePainter::paint_radio_button(painter, circle_rect, palette(), is_checked(), is_being_pressed());
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Gfx::IntRect text_rect { circle_rect.right() + 7, 0, font().width(text()), font().glyph_height() };
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text_rect.center_vertically_within(rect());
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paint_text(painter, text_rect, font(), Gfx::TextAlignment::TopLeft);
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if (is_focused())
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painter.draw_focus_rect(text_rect.inflated(6, 6), palette().focus_outline());
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}
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void RadioButton::click(unsigned)
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{
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if (!is_enabled())
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return;
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set_checked(true);
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}
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}
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