1 /***************************************************************************
2 * Copyright (C) 2005-07 by The Quassel Team *
3 * devel@quassel-irc.org *
5 * This program is free software; you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation; either version 2 of the License, or *
8 * (at your option) any later version. *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the *
17 * Free Software Foundation, Inc., *
18 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
19 ***************************************************************************/
21 #include "bufferviewfilter.h"
23 /*****************************************
24 * The Filter for the Tree View
25 *****************************************/
26 BufferViewFilter::BufferViewFilter(QAbstractItemModel *model, const Modes &filtermode, const QStringList &nets) : QSortFilterProxyModel(model) {
27 setSourceModel(model);
28 setSortRole(BufferTreeModel::BufferNameRole);
29 setSortCaseSensitivity(Qt::CaseInsensitive);
34 connect(model, SIGNAL(invalidateFilter()), this, SLOT(invalidateMe()));
37 void BufferViewFilter::invalidateMe() {
41 void BufferViewFilter::dropEvent(QDropEvent *event) {
42 const QMimeData *data = event->mimeData();
43 if(!(mode & FullCustom))
44 return; // only custom buffers can be customized... obviously... :)
46 if(!(data->hasFormat("application/Quassel/BufferItem/row")
47 && data->hasFormat("application/Quassel/BufferItem/network")
48 && data->hasFormat("application/Quassel/BufferItem/bufferInfo")))
49 return; // whatever the drop is... it's not a buffer...
52 uint bufferuid = data->data("application/Quassel/BufferItem/bufferInfo").toUInt();
53 QString networkname = QString::fromUtf8("application/Quassel/BufferItem/network");
55 for(int rowid = 0; rowid < rowCount(); rowid++) {
56 QModelIndex networkindex = index(rowid, 0);
57 if(networkindex.data(Qt::DisplayRole) == networkname) {
62 beginInsertRows(QModelIndex(), rowCount(), rowCount());
68 void BufferViewFilter::addBuffer(const uint &bufferuid) {
69 if(!customBuffers.contains(bufferuid)) {
70 customBuffers << bufferuid;
75 void BufferViewFilter::removeBuffer(const QModelIndex &index) {
76 if(!(mode & FullCustom))
77 return; // only custom buffers can be customized... obviously... :)
79 if(index.parent() == QModelIndex())
80 return; // only child elements can be deleted
82 uint bufferuid = index.data(BufferTreeModel::BufferUidRole).toUInt();
83 if(customBuffers.contains(bufferuid)) {
84 beginRemoveRows(index.parent(), index.row(), index.row());
85 customBuffers.removeAt(customBuffers.indexOf(bufferuid));
93 bool BufferViewFilter::filterAcceptBuffer(const QModelIndex &source_bufferIndex) const {
94 Buffer::Type bufferType = (Buffer::Type) source_bufferIndex.data(BufferTreeModel::BufferTypeRole).toInt();
95 if((mode & NoChannels) && bufferType == Buffer::ChannelType) return false;
96 if((mode & NoQueries) && bufferType == Buffer::QueryType) return false;
97 if((mode & NoServers) && bufferType == Buffer::StatusType) return false;
99 bool isActive = source_bufferIndex.data(BufferTreeModel::BufferActiveRole).toBool();
100 if((mode & NoActive) && isActive) return false;
101 if((mode & NoInactive) && !isActive) return false;
103 if((mode & FullCustom)) {
104 uint bufferuid = source_bufferIndex.data(BufferTreeModel::BufferUidRole).toUInt();
105 if(!customBuffers.contains(bufferuid))
112 bool BufferViewFilter::filterAcceptNetwork(const QModelIndex &source_index) const {
113 QString net = source_index.data(Qt::DisplayRole).toString();
114 if((mode & SomeNets) && !networks.contains(net)) {
116 } else if(mode & FullCustom) {
117 // let's check if we got a child that want's to show off
118 int childcount = sourceModel()->rowCount(source_index);
119 for(int rowid = 0; rowid < childcount; rowid++) {
120 QModelIndex child = sourceModel()->index(rowid, 0, source_index);
121 uint bufferuid = child.data(BufferTreeModel::BufferUidRole).toUInt();
122 if(customBuffers.contains(bufferuid))
131 bool BufferViewFilter::filterAcceptsRow(int source_row, const QModelIndex &source_parent) const {
132 QModelIndex child = sourceModel()->index(source_row, 0, source_parent);
134 if(!child.isValid()) {
135 qDebug() << "filterAcceptsRow has been called with an invalid Child";
139 if(source_parent == QModelIndex())
140 return filterAcceptNetwork(child);
142 return filterAcceptBuffer(child);
145 bool BufferViewFilter::lessThan(const QModelIndex &left, const QModelIndex &right) {
146 // pretty interesting stuff here, eh?
147 return QSortFilterProxyModel::lessThan(left, right);