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- /*
- * Copyright (c) 2018-2023, Andreas Kling <kling@serenityos.org>
- * Copyright (c) 2022, the SerenityOS developers.
- *
- * SPDX-License-Identifier: BSD-2-Clause
- */
- #include <LibGUI/CheckBox.h>
- #include <LibGUI/Painter.h>
- #include <LibGfx/CharacterBitmap.h>
- #include <LibGfx/Font/Font.h>
- #include <LibGfx/Palette.h>
- #include <LibGfx/StylePainter.h>
- REGISTER_WIDGET(GUI, CheckBox)
- namespace GUI {
- CheckBox::CheckBox(String text)
- : AbstractButton(move(text))
- {
- REGISTER_BOOL_PROPERTY("autosize", is_autosize, set_autosize);
- REGISTER_ENUM_PROPERTY(
- "checkbox_position", checkbox_position, set_checkbox_position, CheckBoxPosition,
- { CheckBoxPosition::Left, "Left" },
- { CheckBoxPosition::Right, "Right" });
- set_min_size(SpecialDimension::Shrink, SpecialDimension::Shrink);
- set_preferred_size(SpecialDimension::OpportunisticGrow, SpecialDimension::Shrink);
- }
- int CheckBox::gap_between_box_and_rect() const
- {
- return 6;
- }
- int CheckBox::horizontal_padding() const
- {
- return 2;
- }
- Gfx::IntRect CheckBox::box_rect() const
- {
- int box_size = max(13, height() - 10);
- Gfx::IntRect box_rect {
- 0,
- height() / 2 - box_size / 2 - 1,
- box_size,
- box_size,
- };
- if (m_checkbox_position == CheckBoxPosition::Right)
- box_rect.set_right_without_resize(rect().right());
- return box_rect;
- }
- void CheckBox::paint_event(PaintEvent& event)
- {
- Painter painter(*this);
- painter.add_clip_rect(event.rect());
- auto box_rect = this->box_rect();
- auto text_rect = rect();
- if (m_checkbox_position == CheckBoxPosition::Left)
- text_rect.set_left(box_rect.right() + gap_between_box_and_rect());
- text_rect.set_width(font().width_rounded_up(text()));
- text_rect.set_top(height() / 2 - font().pixel_size_rounded_up() / 2);
- text_rect.set_height(font().pixel_size_rounded_up());
- if (fill_with_background_color())
- painter.fill_rect(rect(), palette().window());
- if (is_enabled() && is_hovered())
- painter.fill_rect(rect(), palette().hover_highlight());
- Gfx::StylePainter::paint_check_box(painter, box_rect, palette(), is_enabled(), is_checked(), is_being_pressed());
- paint_text(painter, text_rect, font(), Gfx::TextAlignment::TopLeft);
- if (is_focused())
- painter.draw_focus_rect(text_rect.inflated(6, 6), palette().focus_outline());
- }
- void CheckBox::click(unsigned)
- {
- if (!is_enabled())
- return;
- set_checked(!is_checked());
- }
- void CheckBox::set_autosize(bool autosize)
- {
- if (m_autosize == autosize)
- return;
- m_autosize = autosize;
- if (m_autosize)
- size_to_fit();
- }
- void CheckBox::size_to_fit()
- {
- set_fixed_width(box_rect().width() + gap_between_box_and_rect() + font().width_rounded_up(text()) + horizontal_padding() * 2);
- }
- Optional<UISize> CheckBox::calculated_min_size() const
- {
- auto const& font = this->font();
- int width = box_rect().width();
- int height = max(22, max(static_cast<int>(ceilf(font.pixel_size())) + 8, box_rect().height()));
- return UISize(width, height);
- }
- }
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