mirror of
https://github.com/linuxdeepin/dde-dock.git
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384 lines
9.9 KiB
C++
384 lines
9.9 KiB
C++
#include "abstractcontainer.h"
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#include "../fashiontrayconstants.h"
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AbstractContainer::AbstractContainer(TrayPlugin *trayPlugin, QWidget *parent)
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: QWidget(parent),
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m_trayPlugin(trayPlugin),
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m_wrapperLayout(new QBoxLayout(QBoxLayout::LeftToRight)),
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m_currentDraggingWrapper(nullptr),
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m_expand(true),
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m_dockPosition(Dock::Position::Bottom),
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m_wrapperSize(QSize(PLUGIN_BACKGROUND_MAX_SIZE, PLUGIN_BACKGROUND_MAX_SIZE))
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{
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setAcceptDrops(true);
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m_wrapperLayout->setMargin(0);
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m_wrapperLayout->setContentsMargins(0, 0, 0, 0);
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m_wrapperLayout->setSpacing(TraySpace);
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setLayout(m_wrapperLayout);
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setMinimumWidth(TraySpace);
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setMinimumHeight(TraySpace);
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}
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void AbstractContainer::refreshVisible()
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{
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if (!m_wrapperList.isEmpty()) {
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//非空保留两边边距
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if (m_dockPosition == Dock::Position::Top || m_dockPosition == Dock::Position::Bottom) {
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m_wrapperLayout->setContentsMargins(TraySpace, 0, TraySpace, 0);
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} else {
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m_wrapperLayout->setContentsMargins(0, TraySpace, 0, TraySpace);
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}
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} else {
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// 空，保留最小size，可以拖入
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m_wrapperLayout->setContentsMargins(0, 0, 0, 0);
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}
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}
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void AbstractContainer::addWrapper(FashionTrayWidgetWrapper *wrapper)
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{
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if (containsWrapper(wrapper)) {
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return;
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}
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const int index = whereToInsert(wrapper);
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m_wrapperLayout->insertWidget(index, wrapper);
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m_wrapperList.insert(index, wrapper);
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wrapper->setAttention(false);
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connect(wrapper, &FashionTrayWidgetWrapper::attentionChanged, this, &AbstractContainer::onWrapperAttentionhChanged, static_cast<Qt::ConnectionType>(Qt::QueuedConnection | Qt::UniqueConnection));
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connect(wrapper, &FashionTrayWidgetWrapper::dragStart, this, &AbstractContainer::onWrapperDragStart, Qt::UniqueConnection);
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connect(wrapper, &FashionTrayWidgetWrapper::dragStop, this, &AbstractContainer::onWrapperDragStop, Qt::UniqueConnection);
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connect(wrapper, &FashionTrayWidgetWrapper::requestSwapWithDragging, this, &AbstractContainer::onWrapperRequestSwapWithDragging, Qt::UniqueConnection);
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refreshVisible();
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}
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bool AbstractContainer::removeWrapper(FashionTrayWidgetWrapper *wrapper)
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{
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FashionTrayWidgetWrapper *w = takeWrapper(wrapper);
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if (!w) {
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return false;
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}
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// do not delete real tray object, just delete it's wrapper object
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// the real tray object should be deleted in TrayPlugin class
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w->absTrayWidget()->setParent(nullptr);
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w->deleteLater();
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refreshVisible();
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return true;
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}
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bool AbstractContainer::removeWrapperByTrayWidget(AbstractTrayWidget *trayWidget)
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{
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FashionTrayWidgetWrapper *w = wrapperByTrayWidget(trayWidget);
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if (!w) {
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return false;
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}
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return removeWrapper(w);
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}
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FashionTrayWidgetWrapper *AbstractContainer::takeWrapper(FashionTrayWidgetWrapper *wrapper)
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{
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if (!containsWrapper(wrapper)) {
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return nullptr;
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}
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if (m_currentDraggingWrapper == wrapper) {
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m_currentDraggingWrapper = nullptr;
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}
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wrapper->disconnect();
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m_wrapperLayout->removeWidget(wrapper);
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m_wrapperList.removeAll(wrapper);
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refreshVisible();
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return wrapper;
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}
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void AbstractContainer::setDockPosition(const Dock::Position pos)
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{
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m_dockPosition = pos;
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if (pos == Dock::Position::Top || pos == Dock::Position::Bottom) {
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m_wrapperLayout->setDirection(QBoxLayout::Direction::LeftToRight);
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} else {
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m_wrapperLayout->setDirection(QBoxLayout::Direction::TopToBottom);
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}
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refreshVisible();
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}
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void AbstractContainer::setExpand(const bool expand)
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{
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m_expand = expand;
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refreshVisible();
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}
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//QSize AbstractContainer::sizeHint() const
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//{
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// return totalSize();
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//}
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//QSize AbstractContainer::totalSize() const
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//{
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// QSize size;
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// const int wrapperWidth = m_wrapperSize.width();
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// const int wrapperHeight = m_wrapperSize.height();
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// if (m_dockPosition == Dock::Position::Top || m_dockPosition == Dock::Position::Bottom) {
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// size.setWidth(
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// m_wrapperList.size() * wrapperWidth // 所有托盘图标
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// + m_wrapperList.size() * TraySpace // 所有托盘图标之间 + 一个尾部的 space
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// );
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// size.setHeight(height());
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// } else {
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// size.setWidth(width());
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// size.setHeight(
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// m_wrapperList.size() * wrapperHeight // 所有托盘图标
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// + m_wrapperList.size() * TraySpace // 所有托盘图标之间 + 一个尾部的 space
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// );
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// }
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// return size;
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//}
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void AbstractContainer::clearWrapper()
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{
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QList<QPointer<FashionTrayWidgetWrapper>> mList = m_wrapperList;
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for (auto wrapper : mList) {
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removeWrapper(wrapper);
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}
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m_wrapperList.clear();
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refreshVisible();
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}
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void AbstractContainer::saveCurrentOrderToConfig()
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{
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for (int i = 0; i < m_wrapperList.size(); ++i) {
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m_trayPlugin->setSortKey(m_wrapperList.at(i)->itemKey(), i + 1);
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}
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}
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bool AbstractContainer::isEmpty()
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{
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return m_wrapperList.isEmpty();
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}
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bool AbstractContainer::containsWrapper(FashionTrayWidgetWrapper *wrapper)
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{
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for (auto w : m_wrapperList) {
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if (w == wrapper) {
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return true;
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}
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}
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return false;
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}
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bool AbstractContainer::containsWrapperByTrayWidget(AbstractTrayWidget *trayWidget)
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{
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if (wrapperByTrayWidget(trayWidget)) {
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return true;
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}
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return false;
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}
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FashionTrayWidgetWrapper *AbstractContainer::wrapperByTrayWidget(AbstractTrayWidget *trayWidget)
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{
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for (auto w : m_wrapperList) {
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if (w->absTrayWidget() == trayWidget) {
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return w;
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}
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}
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return nullptr;
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}
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void AbstractContainer::addDraggingWrapper(FashionTrayWidgetWrapper *wrapper)
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{
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addWrapper(wrapper);
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if (containsWrapper(wrapper)) {
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m_currentDraggingWrapper = wrapper;
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}
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}
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FashionTrayWidgetWrapper *AbstractContainer::takeDraggingWrapper()
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{
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if (!m_currentDraggingWrapper) {
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return nullptr;
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}
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return takeWrapper(m_currentDraggingWrapper);
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}
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int AbstractContainer::whereToInsert(FashionTrayWidgetWrapper *wrapper)
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{
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if (m_wrapperList.isEmpty()) {
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return 0;
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}
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//根据配置文件记录的顺序排序
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const int destSortKey = m_trayPlugin->itemSortKey(wrapper->itemKey());
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if (destSortKey < -1) {
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return 0;
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}
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if (destSortKey == -1) {
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return m_wrapperList.size();
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}
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// 当目标插入位置为列表的大小时将从最后面追加到列表中
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int destIndex = m_wrapperList.size();
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for (int i = 0; i < m_wrapperList.size(); ++i) {
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if (destSortKey > m_trayPlugin->itemSortKey(m_wrapperList.at(i)->itemKey())) {
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continue;
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}
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destIndex = i;
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break;
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}
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return destIndex;
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}
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TrayPlugin *AbstractContainer::trayPlugin() const
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{
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return m_trayPlugin;
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}
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QList<QPointer<FashionTrayWidgetWrapper> > AbstractContainer::wrapperList() const
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{
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return m_wrapperList;
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}
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QBoxLayout *AbstractContainer::wrapperLayout() const
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{
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return m_wrapperLayout;
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}
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// replace current WrapperLayout by "layout"
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// but will not setLayout here, so the caller should handle the new WrapperLayout
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void AbstractContainer::setWrapperLayout(QBoxLayout *layout)
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{
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delete m_wrapperLayout;
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m_wrapperLayout = layout;
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}
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bool AbstractContainer::expand() const
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{
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return m_expand;
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}
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Dock::Position AbstractContainer::dockPosition() const
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{
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return m_dockPosition;
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}
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QSize AbstractContainer::wrapperSize() const
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{
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return m_wrapperSize;
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}
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void AbstractContainer::dragEnterEvent(QDragEnterEvent *event)
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{
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if (event->mimeData()->hasFormat(TRAY_ITEM_DRAG_MIMEDATA) && !m_currentDraggingWrapper) {
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event->accept();
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Q_EMIT requestDraggingWrapper();
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return;
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}
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QWidget::dragEnterEvent(event);
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}
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void AbstractContainer::paintEvent(QPaintEvent *event)
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{
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QWidget::paintEvent(event);
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QPainter p(this);
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// p.fillRect(rect(), Qt::red);
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}
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void AbstractContainer::onWrapperAttentionhChanged(const bool attention)
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{
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FashionTrayWidgetWrapper *wrapper = dynamic_cast<FashionTrayWidgetWrapper *>(sender());
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if (!wrapper) {
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return;
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}
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Q_EMIT attentionChanged(wrapper, attention);
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}
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void AbstractContainer::onWrapperDragStart()
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{
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FashionTrayWidgetWrapper *wrapper = static_cast<FashionTrayWidgetWrapper *>(sender());
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if (!wrapper) {
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return;
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}
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m_currentDraggingWrapper = wrapper;
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Q_EMIT draggingStateChanged(wrapper, true);
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}
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void AbstractContainer::onWrapperDragStop()
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{
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FashionTrayWidgetWrapper *wrapper = static_cast<FashionTrayWidgetWrapper *>(sender());
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if (!wrapper) {
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return;
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}
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if (m_currentDraggingWrapper == wrapper) {
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m_currentDraggingWrapper = nullptr;
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} else {
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Q_UNREACHABLE();
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}
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saveCurrentOrderToConfig();
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Q_EMIT draggingStateChanged(wrapper, false);
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}
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void AbstractContainer::onWrapperRequestSwapWithDragging()
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{
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FashionTrayWidgetWrapper *wrapper = static_cast<FashionTrayWidgetWrapper *>(sender());
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if (!wrapper || wrapper == m_currentDraggingWrapper) {
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return;
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}
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// the current dragging wrapper is null means that the dragging wrapper is contains by
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// another container, so this container need to emit requireDraggingWrapper() signal
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// to notify FashionTrayItem, the FashionTrayItem will move the dragging wrapper to this container
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if (!m_currentDraggingWrapper) {
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Q_EMIT requestDraggingWrapper();
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// here have to give up if dragging wrapper is still null
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if (!m_currentDraggingWrapper) {
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return;
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}
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}
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const int indexOfDest = m_wrapperLayout->indexOf(wrapper);
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const int indexOfDragging = m_wrapperLayout->indexOf(m_currentDraggingWrapper);
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m_wrapperLayout->removeWidget(m_currentDraggingWrapper);
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m_wrapperLayout->insertWidget(indexOfDest, m_currentDraggingWrapper);
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m_wrapperList.insert(indexOfDest, m_wrapperList.takeAt(indexOfDragging));
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}
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