ladybird/Libraries/LibGUI/GCheckBox.cpp
Andreas Kling c5bd9d4ed1 LibGUI: Put all classes in the GUI namespace and remove the leading G
This took me a moment. Welcome to the new world of GUI::Widget! :^)
2020-02-02 15:15:33 +01:00

109 lines
3.4 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 <Kernel/KeyCode.h>
#include <LibDraw/CharacterBitmap.h>
#include <LibDraw/Palette.h>
#include <LibDraw/StylePainter.h>
#include <LibGUI/GCheckBox.h>
#include <LibGUI/GPainter.h>
namespace GUI {
static const char* s_checked_bitmap_data = {
" "
" # "
" ## "
" ### "
" ## ### "
" ##### "
" ### "
" # "
" "
};
static CharacterBitmap* s_checked_bitmap;
static const int s_checked_bitmap_width = 9;
static const int s_checked_bitmap_height = 9;
static const int s_box_width = 13;
static const int s_box_height = 13;
CheckBox::CheckBox(Widget* parent)
: AbstractButton(parent)
{
}
CheckBox::CheckBox(const StringView& text, Widget* parent)
: AbstractButton(text, parent)
{
}
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 + 4);
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());
Rect box_rect {
0, height() / 2 - s_box_height / 2 - 1,
s_box_width, s_box_height
};
painter.fill_rect(box_rect, palette().base());
StylePainter::paint_frame(painter, box_rect, palette(), FrameShape::Container, FrameShadow::Sunken, 2);
if (is_being_pressed())
painter.draw_rect(box_rect.shrunken(4, 4), Color::MidGray);
if (is_checked()) {
if (!s_checked_bitmap)
s_checked_bitmap = &CharacterBitmap::create_from_ascii(s_checked_bitmap_data, s_checked_bitmap_width, s_checked_bitmap_height).leak_ref();
painter.draw_bitmap(box_rect.shrunken(4, 4).location(), *s_checked_bitmap, palette().base_text());
}
paint_text(painter, text_rect, font(), TextAlignment::TopLeft);
}
void CheckBox::click()
{
if (!is_enabled())
return;
set_checked(!is_checked());
}
}