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https://github.com/linuxdeepin/dde-dock.git
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a4172e6763
在MainPanelControl面板中增加一块区域，用来存放最近打开应用 Log: 增加最近使用应用功能 Influence: 控制中心最近使用区域开启情况下，时尚模式，打开一个没有驻留在任务栏的应用，查看新打开的应用是否在最近打开应用区域 Task: https://pms.uniontech.com/task-view-158441.html Change-Id: Ibd28d16b08fcacf7ace23158725dd5dd2eae8d37
319 lines
11 KiB
C++
319 lines
11 KiB
C++
/*
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* Copyright (C) 2022 ~ 2022 Deepin Technology Co., Ltd.
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*
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* Author: donghualin <donghualin@uniontech.com>
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*
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* Maintainer: donghualin <donghualin@uniontech.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "recentapphelper.h"
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#include "appitem.h"
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#include <QWidget>
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RecentAppHelper::RecentAppHelper(QWidget *appWidget, QWidget *recentWidget, QObject *parent)
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: QObject(parent)
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, m_appWidget(appWidget)
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, m_recentWidget(recentWidget)
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{
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m_appWidget->installEventFilter(this);
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m_recentWidget->installEventFilter(this);
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}
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void RecentAppHelper::setDisplayMode(Dock::DisplayMode displayMode)
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{
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m_dislayMode = displayMode;
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resetDockItems();
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updateRecentVisible();
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}
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// 当在应用区域调整位置的时候，需要重新设置索引
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void RecentAppHelper::resetAppInfo()
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{
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// 获取应用区域和最近打开区域的app图标
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QList<DockItem *> appDockItem = dockItems(false);
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// 获取应用区域图标在原来列表中的位置
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QList<int> dockIndex;
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for (DockItem *appItem : appDockItem)
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dockIndex << m_sequentDockItems.indexOf(appItem);
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// 按照从小到大排序
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std::sort(dockIndex.begin(), dockIndex.end(), [ = ](int index1, int index2) { return index1 < index2; });
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QMap<DockItem *, int> dockItemIndex;
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for (int i = 0; i < appDockItem.size(); i++) {
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DockItem *item = appDockItem[i];
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dockItemIndex[item] = dockIndex[i];
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}
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// 替换原来的位置
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for (DockItem *appItem : appDockItem) {
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int index = -1;
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if (dockItemIndex.contains(appItem))
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index = dockItemIndex.value(appItem);
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if (index >= 0)
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m_sequentDockItems[index] = appItem;
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else
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m_sequentDockItems << appItem;
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}
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}
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void RecentAppHelper::addAppItem(int index, DockItem *dockItem)
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{
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if (appInRecent(dockItem))
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addRecentAreaItem(index, dockItem);
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else
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addAppAreaItem(index, dockItem);
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updateRecentVisible();
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connect(dockItem, &QWidget::destroyed, this, [ this, dockItem ] {
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if (m_sequentDockItems.contains(dockItem))
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m_sequentDockItems.removeOne(dockItem);
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});
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AppItem *appItem = qobject_cast<AppItem *>(dockItem);
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connect(appItem, &AppItem::isDockChanged, this, &RecentAppHelper::onIsDockChanged);
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// 如果索引值大于0，说明它是插入到固定位置的，否则，则认为它是顺序排列的
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if (index >= 0 && index < m_sequentDockItems.size())
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m_sequentDockItems.insert(index, dockItem);
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else
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m_sequentDockItems << dockItem;
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}
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void RecentAppHelper::removeAppItem(DockItem *appItem)
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{
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if (appInRecent(appItem))
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removeRecentAreaItem(appItem);
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else
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removeAppAreaItem(appItem);
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}
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bool RecentAppHelper::recentIsVisible() const
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{
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return m_recentWidget->isVisible();
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}
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bool RecentAppHelper::eventFilter(QObject *watched, QEvent *event)
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{
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if (watched == m_appWidget || watched == m_recentWidget) {
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switch(event->type()) {
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case QEvent::ChildAdded:
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case QEvent::ChildRemoved: {
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QMetaObject::invokeMethod(this, [ this ] {
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/* 这里用异步的方式，因为收到QEvent::ChildAdded信号的时候，
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此时应用还没有插入到Widget中，收到QEvent::ChildRemoved信号的时候，
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此时应用还未从任务栏上移除，通过异步的方式保证同步新增或移除成功后才执行，这样更新的界面才是最准确的
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*/
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Q_EMIT requestUpdate();
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}, Qt::QueuedConnection);
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}
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break;
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default:
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break;
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}
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}
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return QObject::eventFilter(watched, event);
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}
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void RecentAppHelper::onIsDockChanged()
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{
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resetDockItems();
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updateRecentVisible();
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}
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bool RecentAppHelper::appInRecent(DockItem *item) const
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{
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// 先判断当前是否为时尚模式，只有时尚模式下才支持最近打开的应用
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if (m_dislayMode != Dock::DisplayMode::Fashion)
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return false;
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// TODO 当控制中心不开启最近打开应用的功能的时候，则始终让其显示在应用区域
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// 只有当应用没有固定到任务栏上才认为它是最新打开的应用
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AppItem *appItem = qobject_cast<AppItem *>(item);
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return (appItem && !appItem->isDocked());
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}
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void RecentAppHelper::addAppAreaItem(int index, DockItem *wdg)
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{
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QBoxLayout *boxLayout = static_cast<QBoxLayout *>(m_appWidget->layout());
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boxLayout->insertWidget(index, wdg);
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}
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void RecentAppHelper::addRecentAreaItem(int index, DockItem *wdg)
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{
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QBoxLayout *recentLayout = static_cast<QBoxLayout *>(m_recentWidget->layout());
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recentLayout->insertWidget(index, wdg);
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}
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void RecentAppHelper::updateRecentVisible()
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{
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bool oldVisible = recentIsVisible();
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if (m_dislayMode == Dock::DisplayMode::Efficient) {
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// 如果是高效模式，不显示最近打开应用区域
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m_recentWidget->setVisible(false);
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} else {
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QBoxLayout *recentLayout = static_cast<QBoxLayout *>(m_recentWidget->layout());
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qInfo() << "recent Widget count:" << recentLayout->count();
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// 如果是特效模式，则判断当前打开应用数量是否为0，为0则不显示，否则显示
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m_recentWidget->setVisible(recentLayout->count() > 0);
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}
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bool recentVisible = recentIsVisible();
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if (oldVisible != recentVisible)
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Q_EMIT recentVisibleChanged(recentVisible);
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}
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void RecentAppHelper::removeRecentAreaItem(DockItem *wdg)
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{
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QBoxLayout *recentLayout = static_cast<QBoxLayout *>(m_recentWidget->layout());
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recentLayout->removeWidget(wdg);
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updateRecentVisible();
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}
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void RecentAppHelper::removeAppAreaItem(DockItem *wdg)
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{
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QBoxLayout *boxLayout = static_cast<QBoxLayout *>(m_appWidget->layout());
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boxLayout->removeWidget(wdg);
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}
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QList<DockItem *> RecentAppHelper::dockItemToAppArea() const
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{
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QList<DockItem *> dockItems;
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if (m_dislayMode == Dock::DisplayMode::Efficient) {
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// 由特效模式变成高效模式，将所有的最近打开的应用移动到左侧的应用区域
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for (int i = 0; i < m_recentWidget->layout()->count(); i++) {
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DockItem *appItem = qobject_cast<DockItem *>(m_recentWidget->layout()->itemAt(i)->widget());
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if (!appItem)
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continue;
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dockItems << appItem;
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}
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} else {
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// 如果是特效模式下，则查找所有已驻留的应用，将其移动到应用区域
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for (int i = 0; i < m_recentWidget->layout()->count(); i++) {
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DockItem *appItem = qobject_cast<DockItem *>(m_recentWidget->layout()->itemAt(i)->widget());
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if (!appItem || appInRecent(appItem))
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continue;
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dockItems << appItem;
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}
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}
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return dockItems;
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}
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void RecentAppHelper::resetDockItems()
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{
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// 先将所有的最近打开的区域移动到应用区域
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QList<DockItem *> recentAppItems = dockItemToAppArea();
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// 从最近使用应用中移除
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for (DockItem *appItem : recentAppItems)
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m_recentWidget->layout()->removeWidget(appItem);
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// 将这些图标添加到应用区域
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QBoxLayout *boxLayout = static_cast<QBoxLayout *>(m_appWidget->layout());
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for (DockItem *appItem : recentAppItems) {
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int index = getDockItemIndex(appItem, false);
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if (index >= 0)
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boxLayout->insertWidget(index, appItem);
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else
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boxLayout->addWidget(appItem);
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}
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if (m_dislayMode == Dock::DisplayMode::Fashion) {
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// 由高效模式变成特效模式后，将左侧未驻留的应用移动到右侧的最近打开应用中
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QList<DockItem *> unDockItems;
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for (int i = 0; i < m_appWidget->layout()->count() ; i++) {
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DockItem *appItem = qobject_cast<DockItem *>(m_appWidget->layout()->itemAt(i)->widget());
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if (!appInRecent(appItem))
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continue;
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unDockItems << appItem;
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}
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// 从应用区域中删除未驻留的应用
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for (DockItem *appItem : unDockItems)
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m_appWidget->layout()->removeWidget(appItem);
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// 将这些图标添加到最近打开区域
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QBoxLayout *recentLayout = static_cast<QBoxLayout *>(m_recentWidget->layout());
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for (DockItem *appItem : unDockItems) {
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int index = getDockItemIndex(appItem, true);
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if (index >= 0)
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recentLayout->insertWidget(index, appItem);
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else
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recentLayout->addWidget(appItem);
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}
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}
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}
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int RecentAppHelper::getDockItemIndex(DockItem *dockItem, bool isRecent) const
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{
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// 当从最近区域移动到应用区域的时候，重新计算插入索引值
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if (!m_sequentDockItems.contains(dockItem))
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return -1;
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QList<DockItem *> sequeDockItems = m_sequentDockItems;
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if (isRecent) {
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// 如果是最近打开区域，需要按照时间从小到大排列(先打开的排在前面)
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std::sort(sequeDockItems.begin(), sequeDockItems.end(), [](DockItem *item1, DockItem *item2) {
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AppItem *appItem1 = qobject_cast<AppItem *>(item1);
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AppItem *appItem2 = qobject_cast<AppItem *>(item2);
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if (!appItem1 || !appItem2)
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return false;
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return appItem1->appOpenMSecs() < appItem2->appOpenMSecs();
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});
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}
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int index = sequeDockItems.indexOf(dockItem);
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// 查找所有在应用区域的图标
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QList<DockItem *> dockApps = dockItems(isRecent);
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for (int i = index + 1; i < sequeDockItems.size(); i++) {
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DockItem *item = sequeDockItems[i];
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if (dockApps.contains(item))
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return dockApps.indexOf(item);
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}
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return -1;
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}
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QList<DockItem *> RecentAppHelper::dockItems(bool isRecent) const
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{
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QLayout *layout = nullptr;
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if (isRecent)
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layout = m_recentWidget->layout();
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else
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layout = m_appWidget->layout();
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QList<DockItem *> dockItems;
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for (int i = 0; i < layout->count(); i++) {
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DockItem *dockItem = qobject_cast<DockItem *>(layout->itemAt(i)->widget());
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if (!dockItem)
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continue;
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dockItems << dockItem;
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}
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return dockItems;
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}
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