mirror of
https://github.com/linuxdeepin/dde-dock.git
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96 lines
3.4 KiB
C++
96 lines
3.4 KiB
C++
// Copyright (C) 2022 ~ 2022 Deepin Technology Co., Ltd.
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// SPDX-FileCopyrightText: 2018 - 2023 UnionTech Software Technology Co., Ltd.
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//
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// SPDX-License-Identifier: LGPL-3.0-or-later
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#include "settingdelegate.h"
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#include <DListView>
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#include <QMouseEvent>
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#include <QPainter>
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#include <DGuiApplicationHelper>
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#include <QPainterPath>
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DWIDGET_USE_NAMESPACE
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SettingDelegate::SettingDelegate(QAbstractItemView *parent)
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: DStyledItemDelegate(parent)
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{
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parent->installEventFilter(this);
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}
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SettingDelegate::~SettingDelegate()
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{
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}
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void SettingDelegate::paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const
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{
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painter->save();
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QRect indexRect = option.rect;
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// 绘制背景色
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bool isOver = option.state & QStyle::State_MouseOver;
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bool isDefault = index.data(itemCheckRole).toBool();
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if (isDefault) {
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QPainterPath path, path1;
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path.addRoundedRect(indexRect, 8, 8);
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DPalette palette = DGuiApplicationHelper::instance()->applicationPalette();
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painter->fillPath(path, palette.color(QPalette::ColorRole::Highlight));
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} else {
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QPainterPath path;
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path.addRoundedRect(indexRect, 8, 8);
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painter->fillPath(path, isOver ? QColor(0, 0, 0, 100) : QColor(0, 0, 0, 64));
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}
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// 绘制图标
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QRect rectIcon = indexRect;
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rectIcon.setX(20);
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QIcon icon = index.data(Qt::DecorationRole).value<QIcon>();
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QPixmap pixmap(icon.pixmap(16, 16));
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rectIcon.setY(indexRect.y() + (rectIcon.height() - pixmap.height()) / 2);
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rectIcon.setWidth(pixmap.width());
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rectIcon.setHeight(pixmap.height());
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painter->drawPixmap(rectIcon, pixmap);
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#define RIGHTSPACE 11
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#define SELECTICONSIZE 10
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// 绘制文本
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QRect rectText;
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rectText.setX(rectIcon.left() + rectIcon.width() + 8);
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rectText.setWidth(indexRect.width() - rectText.x() - RIGHTSPACE - SELECTICONSIZE - 5);
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QPen pen(isDefault ? QColor(255, 255, 255) : QColor(0, 0, 0));
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pen.setWidth(2);
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painter->setPen(pen);
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QFont ft(DFontSizeManager::instance()->t6());
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QFontMetrics ftm(ft);
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QString text = QFontMetrics(ft).elidedText(index.data(Qt::DisplayRole).toString(), Qt::TextElideMode::ElideRight,
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rectText.width());
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painter->setFont(ft);
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rectText.setY(indexRect.y() + (indexRect.height() - QFontMetrics(ft).height()) / 2);
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rectText.setHeight(QFontMetrics(ft).height());
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painter->drawText(rectText, text);
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// 如果当前是默认的输出设备，则绘制右侧的对钩
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if (isDefault) {
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QPointF points[3] = {
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QPointF(indexRect.width() - RIGHTSPACE - SELECTICONSIZE, indexRect.center().y()),
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QPointF(indexRect.width() - RIGHTSPACE - SELECTICONSIZE / 2, rectIcon.bottom() + 2),
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QPointF(indexRect.width() - RIGHTSPACE, rectIcon.top() - 2)
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};
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painter->drawPolyline(points, 3);
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}
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painter->restore();
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}
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bool SettingDelegate::editorEvent(QEvent *event, QAbstractItemModel *model, const QStyleOptionViewItem &option, const QModelIndex &index)
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{
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if (event->type() == QEvent::MouseButtonRelease) {
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QRect rctIndex = option.rect;
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rctIndex.setHeight(rctIndex.height() - spacing());
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QMouseEvent *mouseEvent = static_cast<QMouseEvent *>(event);
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if (rctIndex.contains(mouseEvent->pos()))
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Q_EMIT selectIndexChanged(index);
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}
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return DStyledItemDelegate::editorEvent(event, model, option, index);
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}
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