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// |
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// Copyright (c) CNRS |
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// Authors: Joseph Mirabel and Heidy Dallard |
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// |
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#include "configurationlist.hh" |
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#include <QDropEvent> |
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#include <QShortcut> |
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#include <QUrl> |
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#include <iostream> |
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#include "configurationlistwidget.hh" |
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namespace hpp { |
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namespace gui { |
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ConfigurationList::ConfigurationList(QWidget* parent) |
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: QListWidget(parent), singleItemOnly(false) {} |
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ConfigurationList::~ConfigurationList() {} |
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void ConfigurationList::setSingleItemOnly(bool set) { |
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singleItemOnly = set; |
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if (set) { |
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QListWidgetItem* fakeItem = |
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ConfigurationListWidget::makeItem("", hpp::floatSeq()); |
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addItem(fakeItem); |
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setFixedHeight(sizeHintForRow(0) + 5); |
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deleteItem(fakeItem); |
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} else { |
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setFixedHeight(QWIDGETSIZE_MAX); |
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} |
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} |
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void ConfigurationList::bindDeleteKey() { |
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QShortcut* shortcut = new QShortcut(QKeySequence(Qt::Key_Delete), this); |
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connect(shortcut, SIGNAL(activated()), this, SLOT(deleteSelection())); |
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} |
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void ConfigurationList::dragEnterEvent(QDragEnterEvent* event) { |
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if (event->mimeData()->hasFormat("application/configuration-data")) |
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event->accept(); |
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else |
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event->ignore(); |
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} |
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void ConfigurationList::dragMoveEvent(QDragMoveEvent* event) { |
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if (event->mimeData()->hasFormat("application/configuration-data")) { |
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event->setDropAction(Qt::MoveAction); |
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event->accept(); |
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} else |
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event->ignore(); |
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} |
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void ConfigurationList::dropEvent(QDropEvent* event) { |
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if (event->source() == this) |
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event->ignore(); |
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else if (event->mimeData()->hasFormat("application/configuration-data")) { |
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QByteArray data = event->mimeData()->data("application/configuration-data"); |
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QDataStream dataStream(&data, QIODevice::ReadOnly); |
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hpp::floatSeq input; |
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dataStream >> input; |
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if (singleItemOnly) clear(); |
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addItem( |
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ConfigurationListWidget::makeItem(event->mimeData()->text(), input)); |
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event->setDropAction(Qt::MoveAction); |
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event->accept(); |
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} else |
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event->ignore(); |
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} |
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void ConfigurationList::startDrag(Qt::DropActions /*supportedActions*/) { |
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QListWidgetItem* item = currentItem(); |
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QByteArray itemData; |
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QDataStream dataStream(&itemData, QIODevice::WriteOnly); |
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dataStream << ConfigurationListWidget::getConfig(item); |
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QMimeData* mimeData = new QMimeData; |
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mimeData->setData("application/configuration-data", itemData); |
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QDrag* drag = new QDrag(this); |
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drag->setMimeData(mimeData); |
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mimeData->setText(item->text()); |
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if (drag->exec() == Qt::MoveAction) { |
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if (currentRow() == row(item)) setCurrentRow(-1); |
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deleteItem(item); |
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emit configurationChanged(); |
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} |
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} |
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void ConfigurationList::deleteItem(QListWidgetItem* item) { |
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delete takeItem(row(item)); |
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} |
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void ConfigurationList::deleteSelection() { |
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foreach (QListWidgetItem* item, selectedItems()) { |
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deleteItem(item); |
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} |
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} |
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} // namespace gui |
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} // namespace hpp |
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