--- /dev/null
+/***************************************************************************
+ * Copyright (C) 2005-07 by The Quassel Team *
+ * devel@quassel-irc.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., *
+ * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
+ ***************************************************************************/
+
+#include "bufferviewfilter.h"
+
+/*****************************************
+* The Filter for the Tree View
+*****************************************/
+BufferViewFilter::BufferViewFilter(QAbstractItemModel *model, const Modes &filtermode, const QStringList &nets) : QSortFilterProxyModel(model) {
+ setSourceModel(model);
+ setSortRole(BufferTreeModel::BufferNameRole);
+ setSortCaseSensitivity(Qt::CaseInsensitive);
+
+ mode = filtermode;
+ networks = nets;
+
+ connect(model, SIGNAL(invalidateFilter()), this, SLOT(invalidateMe()));
+ connect(model, SIGNAL(selectionChanged(const QModelIndex &)),
+ this, SLOT(select(const QModelIndex &)));
+
+ connect(this, SIGNAL(currentChanged(const QModelIndex &, const QModelIndex &)),
+ model, SLOT(changeCurrent(const QModelIndex &, const QModelIndex &)));
+
+ connect(this, SIGNAL(doubleClicked(const QModelIndex &)),
+ model, SLOT(doubleClickReceived(const QModelIndex &)));
+}
+
+void BufferViewFilter::invalidateMe() {
+ invalidateFilter();
+}
+
+void BufferViewFilter::select(const QModelIndex &index) {
+ emit selectionChanged(mapFromSource(index));
+}
+
+void BufferViewFilter::changeCurrent(const QModelIndex ¤t, const QModelIndex &previous) {
+ emit currentChanged(mapToSource(current), mapToSource(previous));
+}
+
+void BufferViewFilter::doubleClickReceived(const QModelIndex &clicked) {
+ emit doubleClicked(mapToSource(clicked));
+}
+
+void BufferViewFilter::dropEvent(QDropEvent *event) {
+ const QMimeData *data = event->mimeData();
+ if(!(mode & FullCustom))
+ return; // only custom buffers can be customized... obviously... :)
+
+ if(!(data->hasFormat("application/Quassel/BufferItem/row")
+ && data->hasFormat("application/Quassel/BufferItem/network")
+ && data->hasFormat("application/Quassel/BufferItem/bufferInfo")))
+ return; // whatever the drop is... it's not a buffer...
+
+ event->accept();
+ uint bufferuid = data->data("application/Quassel/BufferItem/bufferInfo").toUInt();
+ QString networkname = QString::fromUtf8("application/Quassel/BufferItem/network");
+
+ for(int rowid = 0; rowid < rowCount(); rowid++) {
+ QModelIndex networkindex = index(rowid, 0);
+ if(networkindex.data(Qt::DisplayRole) == networkname) {
+ addBuffer(bufferuid);
+ return;
+ }
+ }
+ beginInsertRows(QModelIndex(), rowCount(), rowCount());
+ addBuffer(bufferuid);
+ endInsertRows();
+}
+
+
+void BufferViewFilter::addBuffer(const uint &bufferuid) {
+ if(!customBuffers.contains(bufferuid)) {
+ customBuffers << bufferuid;
+ invalidateFilter();
+ }
+}
+
+void BufferViewFilter::removeBuffer(const QModelIndex &index) {
+ if(!(mode & FullCustom))
+ return; // only custom buffers can be customized... obviously... :)
+
+ if(index.parent() == QModelIndex())
+ return; // only child elements can be deleted
+
+ uint bufferuid = index.data(BufferTreeModel::BufferInfoRole).toUInt();
+ if(customBuffers.contains(bufferuid)) {
+ beginRemoveRows(index.parent(), index.row(), index.row());
+ customBuffers.removeAt(customBuffers.indexOf(bufferuid));
+ endRemoveRows();
+ invalidateFilter();
+ }
+
+}
+
+
+bool BufferViewFilter::filterAcceptBuffer(const QModelIndex &source_bufferIndex) const {
+ Buffer::Type bufferType = (Buffer::Type) source_bufferIndex.data(BufferTreeModel::BufferTypeRole).toInt();
+ if((mode & NoChannels) && bufferType == Buffer::ChannelBuffer) return false;
+ if((mode & NoQueries) && bufferType == Buffer::QueryBuffer) return false;
+ if((mode & NoServers) && bufferType == Buffer::ServerBuffer) return false;
+
+ bool isActive = source_bufferIndex.data(BufferTreeModel::BufferActiveRole).toBool();
+ if((mode & NoActive) && isActive) return false;
+ if((mode & NoInactive) && !isActive) return false;
+
+ if((mode & FullCustom)) {
+ uint bufferuid = source_bufferIndex.data(BufferTreeModel::BufferInfoRole).toUInt();
+ if(!customBuffers.contains(bufferuid))
+ return false;
+ }
+
+ return true;
+}
+
+bool BufferViewFilter::filterAcceptNetwork(const QModelIndex &source_index) const {
+ QString net = source_index.data(Qt::DisplayRole).toString();
+ if((mode & SomeNets) && !networks.contains(net)) {
+ return false;
+ } else if(mode & FullCustom) {
+ // let's check if we got a child that want's to show off
+ int childcount = sourceModel()->rowCount(source_index);
+ for(int rowid = 0; rowid < childcount; rowid++) {
+ QModelIndex child = sourceModel()->index(rowid, 0, source_index);
+ uint bufferuid = child.data(BufferTreeModel::BufferInfoRole).toUInt();
+ if(customBuffers.contains(bufferuid))
+ return true;
+ }
+ return false;
+ } else {
+ return true;
+ }
+}
+
+bool BufferViewFilter::filterAcceptsRow(int source_row, const QModelIndex &source_parent) const {
+ QModelIndex child = sourceModel()->index(source_row, 0, source_parent);
+
+ if(!child.isValid()) {
+ qDebug() << "filterAcceptsRow has been called with an invalid Child";
+ return false;
+ }
+
+ if(source_parent == QModelIndex())
+ return filterAcceptNetwork(child);
+ else
+ return filterAcceptBuffer(child);
+}
+
+bool BufferViewFilter::lessThan(const QModelIndex &left, const QModelIndex &right) {
+ // pretty interesting stuff here, eh?
+ return QSortFilterProxyModel::lessThan(left, right);
+}
+