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106 lines
3.5 KiB
C++
106 lines
3.5 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <LibGUI/CheckBox.h>
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#include <LibGUI/Painter.h>
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#include <LibGfx/CharacterBitmap.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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namespace GUI {
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static const char* s_checked_bitmap_data = {
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" "
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" # "
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" ## "
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" ### "
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" ## ### "
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" ##### "
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" ### "
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" # "
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" "
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};
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static Gfx::CharacterBitmap* s_checked_bitmap;
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static const int s_checked_bitmap_width = 9;
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static const int s_checked_bitmap_height = 9;
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static const int s_box_width = 13;
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static const int s_box_height = 13;
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CheckBox::CheckBox(const StringView& text)
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: AbstractButton(text)
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{
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}
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CheckBox::~CheckBox()
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{
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}
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void CheckBox::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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auto text_rect = rect();
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text_rect.set_left(s_box_width + 4);
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text_rect.set_width(font().width(text()));
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text_rect.set_top(height() / 2 - font().glyph_height() / 2);
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text_rect.set_height(font().glyph_height());
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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 box_rect {
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0, height() / 2 - s_box_height / 2 - 1,
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s_box_width, s_box_height
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};
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painter.fill_rect(box_rect, is_enabled() ? palette().base() : palette().window());
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Gfx::StylePainter::paint_frame(painter, box_rect, palette(), Gfx::FrameShape::Container, Gfx::FrameShadow::Sunken, 2);
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if (is_being_pressed())
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painter.draw_rect(box_rect.shrunken(4, 4), Color::MidGray);
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if (is_checked()) {
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if (!s_checked_bitmap)
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s_checked_bitmap = &Gfx::CharacterBitmap::create_from_ascii(s_checked_bitmap_data, s_checked_bitmap_width, s_checked_bitmap_height).leak_ref();
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painter.draw_bitmap(box_rect.shrunken(4, 4).location(), *s_checked_bitmap, palette().base_text());
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}
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paint_text(painter, text_rect, font(), Gfx::TextAlignment::TopLeft);
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}
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void CheckBox::click(unsigned)
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{
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if (!is_enabled())
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return;
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set_checked(!is_checked());
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}
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}
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