ladybird/Userland/Libraries/LibGUI/CheckBox.cpp
2021-04-06 22:24:05 +02:00

107 lines
3.3 KiB
C++

/*
* 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.
*/
#include <LibGUI/CheckBox.h>
#include <LibGUI/Painter.h>
#include <LibGfx/CharacterBitmap.h>
#include <LibGfx/Font.h>
#include <LibGfx/Palette.h>
#include <LibGfx/StylePainter.h>
REGISTER_WIDGET(GUI, CheckBox)
namespace GUI {
static const int s_box_width = 13;
static const int s_box_height = 13;
static const int s_horizontal_padding = 4;
CheckBox::CheckBox(String text)
: AbstractButton(move(text))
{
REGISTER_BOOL_PROPERTY("autosize", is_autosize, set_autosize);
set_min_width(32);
set_fixed_height(22);
}
CheckBox::~CheckBox()
{
}
void CheckBox::paint_event(PaintEvent& event)
{
Painter painter(*this);
painter.add_clip_rect(event.rect());
auto text_rect = rect();
text_rect.set_left(s_box_width + s_horizontal_padding);
text_rect.set_width(font().width(text()));
text_rect.set_top(height() / 2 - font().glyph_height() / 2);
text_rect.set_height(font().glyph_height());
if (fill_with_background_color())
painter.fill_rect(rect(), palette().window());
if (is_enabled() && is_hovered())
painter.fill_rect(rect(), palette().hover_highlight());
Gfx::IntRect box_rect {
0, height() / 2 - s_box_height / 2 - 1,
s_box_width, s_box_height
};
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(s_box_width + font().width(text()) + s_horizontal_padding * 2);
}
}