dde-dock/plugins/multitasking/multitaskingwidget.cpp
2019-09-04 13:43:56 +08:00

80 lines
2.3 KiB
C++

/*
* Copyright (C) 2019 ~ 2019 Deepin Technology Co., Ltd.
*
* Author: wangshaojun <wangshaojun_cm@deepin.com>
*
* Maintainer: wangshaojun <wangshaojun_cm@deepin.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "multitaskingwidget.h"
#include "multitaskingplugin.h"
#include <QPainter>
#include <QIcon>
#include <QMouseEvent>
MultitaskingWidget::MultitaskingWidget(QWidget *parent)
: QWidget(parent)
{
setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
}
void MultitaskingWidget::refreshIcon()
{
update();
}
QSize MultitaskingWidget::sizeHint() const
{
return QSize(16, 16);
}
void MultitaskingWidget::paintEvent(QPaintEvent *e)
{
Q_UNUSED(e);
const auto ratio = devicePixelRatioF();
QPixmap icon;
if (Dock::Fashion == qApp->property(PROP_DISPLAY_MODE).value<Dock::DisplayMode>()) {
icon = QIcon::fromTheme("deepin-multitasking-view").pixmap(size() * 0.8 * ratio);
} else {
icon = QIcon::fromTheme("deepin-multitasking-view").pixmap(size() * 0.7 * ratio);
}
icon.setDevicePixelRatio(ratio);
QPainter painter(this);
const QRectF &rf = QRectF(rect());
const QRectF &rfp = QRectF(icon.rect());
painter.drawPixmap(rf.center() - rfp.center() / ratio, icon);
}
void MultitaskingWidget::resizeEvent(QResizeEvent *event)
{
const Dock::Position position = qApp->property(PROP_POSITION).value<Dock::Position>();
// 保持横纵比
if (position == Dock::Bottom || position == Dock::Top) {
setMinimumWidth(height());
setMinimumHeight(PLUGIN_ICON_MIN_SIZE);
} else {
setMinimumWidth(PLUGIN_ICON_MIN_SIZE);
setMinimumHeight(width());
}
QWidget::resizeEvent(event);
}