/*************************************************************************** * Copyright (C) 2007 by Jean-Baptiste Mardelle (jb@kdenlive.org) * * * * 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 2 of the License, or * * (at your option) 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, write to the * * Free Software Foundation, Inc., * * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * ***************************************************************************/ #include "effectslistwidget.h" #include "effectslist.h" #include "mainwindow.h" #include "KDebug" #include "QApplication" #include "QMouseEvent" #include <QMenu> static const int EFFECT_VIDEO = 1; static const int EFFECT_AUDIO = 2; static const int EFFECT_CUSTOM = 3; const int TypeRole = Qt::UserRole; const int IdRole = TypeRole + 1; EffectsListWidget::EffectsListWidget(QMenu *menu, QWidget *parent) : KListWidget(parent), m_menu(menu) { //setSelectionMode(QAbstractItemView::ExtendedSelection); //setDragDropMode(QAbstractItemView::DragDrop); setDropIndicatorShown(true); setAlternatingRowColors(true); setSortingEnabled(true); setDragEnabled(true); setAcceptDrops(true); initList(); } EffectsListWidget::~EffectsListWidget() { } void EffectsListWidget::initList() { clear(); QListWidgetItem *item; QString effectName; QStringList effectInfo; KIcon videoIcon("kdenlive-show-video"); KIcon audioIcon("kdenlive-show-audio"); int ct = MainWindow::videoEffects.count(); for (int ix = 0; ix < ct; ix ++) { effectInfo = MainWindow::videoEffects.effectIdInfo(ix); if (!effectInfo.isEmpty()) { item = new QListWidgetItem(videoIcon, effectInfo.takeFirst(), this); item->setData(TypeRole, QString::number((int) EFFECT_VIDEO)); item->setData(IdRole, effectInfo); } } ct = MainWindow::audioEffects.count(); for (int ix = 0; ix < ct; ix ++) { effectInfo = MainWindow::audioEffects.effectIdInfo(ix); if (!effectInfo.isEmpty()) { item = new QListWidgetItem(audioIcon, effectInfo.takeFirst(), this); item->setData(TypeRole, QString::number((int) EFFECT_AUDIO)); item->setData(IdRole, effectInfo); } } ct = MainWindow::customEffects.count(); for (int ix = 0; ix < ct; ix ++) { effectInfo = MainWindow::customEffects.effectIdInfo(ix); if (!effectInfo.isEmpty()) { item = new QListWidgetItem(effectInfo.takeFirst(), this); item->setData(TypeRole, QString::number((int) EFFECT_CUSTOM)); item->setData(IdRole, effectInfo); } } } QDomElement EffectsListWidget::currentEffect() { return itemEffect(currentItem()); } QDomElement EffectsListWidget::itemEffect(QListWidgetItem *item) { QDomElement effect; if (!item) return effect; QStringList effectInfo = item->data(IdRole).toStringList(); kDebug() << "// EFFECT SELECTED: " << effectInfo; switch (item->data(TypeRole).toInt()) { case 1: effect = MainWindow::videoEffects.getEffectByTag(effectInfo.at(0), effectInfo.at(1)); break; case 2: effect = MainWindow::audioEffects.getEffectByTag(effectInfo.at(0), effectInfo.at(1)); break; default: effect = MainWindow::customEffects.getEffectByTag(effectInfo.at(0), effectInfo.at(1)); break; } return effect; } QString EffectsListWidget::currentInfo() { QListWidgetItem *item = currentItem(); if (!item) return QString(); QString info; QStringList effectInfo = item->data(IdRole).toStringList(); switch (item->data(TypeRole).toInt()) { case 1: info = MainWindow::videoEffects.getInfo(effectInfo.at(0), effectInfo.at(1)); break; case 2: info = MainWindow::audioEffects.getInfo(effectInfo.at(0), effectInfo.at(1)); break; default: info = MainWindow::customEffects.getInfo(effectInfo.at(0), effectInfo.at(1)); break; } return info; } // virtual void EffectsListWidget::mousePressEvent(QMouseEvent *event) { if (event->button() == Qt::LeftButton) { m_DragStartPosition = event->pos(); m_dragStarted = true; } KListWidget::mousePressEvent(event); } // virtual void EffectsListWidget::mouseMoveEvent(QMouseEvent *event) { if (!m_dragStarted) return; if ((event->pos() - m_DragStartPosition).manhattanLength() < QApplication::startDragDistance()) return; { QListWidgetItem *clickItem = itemAt(event->pos()); if (clickItem) { QDrag *drag = new QDrag(this); QMimeData *mimeData = new QMimeData; const QList <QListWidgetItem *>list = selectedItems(); QDomDocument doc; foreach(QListWidgetItem *item, list) { QDomElement e = itemEffect(item); if (!e.isNull()) doc.appendChild(doc.importNode(e, true)); } QByteArray data; data.append(doc.toString().toUtf8()); mimeData->setData("kdenlive/effectslist", data); drag->setMimeData(mimeData); //QPixmap pix = qVariantValue<QPixmap>(clickItem->data(Qt::DecorationRole)); //drag->setPixmap(pix); //drag->setHotSpot(QPoint(0, 50)); drag->start(Qt::MoveAction); } //event->accept(); } } void EffectsListWidget::dragMoveEvent(QDragMoveEvent * event) { event->setDropAction(Qt::IgnoreAction); //if (item) { event->setDropAction(Qt::MoveAction); if (event->mimeData()->hasText()) { event->acceptProposedAction(); } //} } //virtual void EffectsListWidget::contextMenuEvent(QContextMenuEvent * event) { QListWidgetItem *item = itemAt(event->pos()); if (item && item->data(TypeRole).toInt() == EFFECT_CUSTOM) m_menu->popup(event->globalPos()); } #include "effectslistwidget.moc"