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 <QColor> // FIXME Dependency on QtGui!
23 #include "buffertreemodel.h"
25 #include "mappedselectionmodel.h"
26 #include <QAbstractItemView>
28 #include "bufferinfo.h"
30 #include "signalproxy.h"
32 /*****************************************
34 *****************************************/
35 BufferTreeItem::BufferTreeItem(Buffer *buffer, TreeItem *parent) : TreeItem(parent) {
37 activity = Buffer::NoActivity;
40 uint BufferTreeItem::id() const {
41 return buf->bufferInfo().uid();
44 void BufferTreeItem::setActivity(const Buffer::ActivityLevel &level) {
48 QString BufferTreeItem::text(int column) const {
51 return buf->displayName();
53 return buf->networkName();
59 QColor BufferTreeItem::foreground(int /*column*/) const {
60 // for the time beeing we ignore the column :)
61 if(activity & Buffer::Highlight) {
62 return QColor(Qt::red);
63 } else if(activity & Buffer::NewMessage) {
64 return QColor(Qt::darkYellow);
65 } else if(activity & Buffer::OtherActivity) {
66 return QColor(Qt::darkGreen);
69 return QColor(Qt::black);
71 return QColor(Qt::gray);
76 QVariant BufferTreeItem::data(int column, int role) const {
80 case Qt::ForegroundRole:
81 return foreground(column);
82 case BufferTreeModel::BufferNameRole:
83 return buf->bufferName();
84 case BufferTreeModel::BufferTypeRole:
85 return int(buf->bufferType());
86 case BufferTreeModel::BufferActiveRole:
87 return buf->isActive();
88 case BufferTreeModel::BufferUidRole:
89 return buf->bufferInfo().uid();
95 Qt::ItemFlags BufferTreeItem::flags() const {
96 Qt::ItemFlags flags = Qt::ItemIsEnabled | Qt::ItemIsSelectable | Qt::ItemIsDragEnabled;
97 if(buf->bufferType() == Buffer::QueryType)
98 flags |= Qt::ItemIsDropEnabled;
103 /*****************************************
105 *****************************************/
106 NetworkTreeItem::NetworkTreeItem(const QString &network, TreeItem *parent) : TreeItem(parent) {
108 itemData << net << "";
111 uint NetworkTreeItem::id() const {
115 Qt::ItemFlags NetworkTreeItem::flags() const {
116 return Qt::ItemIsEnabled | Qt::ItemIsDropEnabled;
119 /*****************************************
121 *****************************************/
122 BufferTreeModel::BufferTreeModel(QObject *parent)
123 : TreeModel(BufferTreeModel::defaultHeader(), parent),
124 _selectionModelSynchronizer(new SelectionModelSynchronizer(this)),
125 _propertyMapper(new ModelPropertyMapper(this))
127 _propertyMapper->setModel(this);
128 delete _propertyMapper->selectionModel();
129 MappedSelectionModel *mappedSelectionModel = new MappedSelectionModel(this);
130 _propertyMapper->setSelectionModel(mappedSelectionModel);
131 synchronizeSelectionModel(mappedSelectionModel);
133 connect(_selectionModelSynchronizer, SIGNAL(setCurrentIndex(QModelIndex, QItemSelectionModel::SelectionFlags)),
134 this, SLOT(setCurrentIndex(QModelIndex, QItemSelectionModel::SelectionFlags)));
137 QList<QVariant >BufferTreeModel::defaultHeader() {
138 QList<QVariant> data;
139 data << tr("Buffer") << tr("Network");
143 void BufferTreeModel::synchronizeSelectionModel(MappedSelectionModel *selectionModel) {
144 selectionModelSynchronizer()->addSelectionModel(selectionModel);
147 void BufferTreeModel::synchronizeView(QAbstractItemView *view) {
148 MappedSelectionModel *mappedSelectionModel = new MappedSelectionModel(view->model());
149 selectionModelSynchronizer()->addSelectionModel(mappedSelectionModel);
150 Q_ASSERT(mappedSelectionModel);
151 delete view->selectionModel();
152 view->setSelectionModel(mappedSelectionModel);
155 void BufferTreeModel::mapProperty(int column, int role, QObject *target, const QByteArray &property) {
156 propertyMapper()->addMapping(column, role, target, property);
159 bool BufferTreeModel::isBufferIndex(const QModelIndex &index) const {
161 return parent(index) != QModelIndex();
164 Buffer *BufferTreeModel::getBufferByIndex(const QModelIndex &index) const {
165 BufferTreeItem *item = static_cast<BufferTreeItem *>(index.internalPointer());
166 return item->buffer();
169 QModelIndex BufferTreeModel::getOrCreateNetworkItemIndex(Buffer *buffer) {
170 QString net = buffer->networkName();
171 TreeItem *networkItem;
173 if(!(networkItem = rootItem->childById(qHash(net)))) {
174 int nextRow = rootItem->childCount();
175 networkItem = new NetworkTreeItem(net, rootItem);
177 beginInsertRows(QModelIndex(), nextRow, nextRow);
178 rootItem->appendChild(networkItem);
182 Q_ASSERT(networkItem);
183 return index(networkItem->row(), 0);
186 QModelIndex BufferTreeModel::getOrCreateBufferItemIndex(Buffer *buffer) {
187 QModelIndex networkItemIndex = getOrCreateNetworkItemIndex(buffer);
188 NetworkTreeItem *networkItem = static_cast<NetworkTreeItem*>(networkItemIndex.internalPointer());
189 TreeItem *bufferItem;
191 if(!(bufferItem = networkItem->childById(buffer->bufferInfo().uid()))) {
192 int nextRow = networkItem->childCount();
193 bufferItem = new BufferTreeItem(buffer, networkItem);
195 beginInsertRows(networkItemIndex, nextRow, nextRow);
196 networkItem->appendChild(bufferItem);
200 Q_ASSERT(bufferItem);
201 return index(bufferItem->row(), 0, networkItemIndex);
204 QStringList BufferTreeModel::mimeTypes() const {
206 types << "application/Quassel/BufferItem/row"
207 << "application/Quassel/BufferItem/network"
208 << "application/Quassel/BufferItem/bufferInfo";
212 QMimeData *BufferTreeModel::mimeData(const QModelIndexList &indexes) const {
213 QMimeData *mimeData = new QMimeData();
215 QModelIndex index = indexes.first();
217 mimeData->setData("application/Quassel/BufferItem/row", QByteArray::number(index.row()));
218 mimeData->setData("application/Quassel/BufferItem/network", getBufferByIndex(index)->networkName().toUtf8());
219 mimeData->setData("application/Quassel/BufferItem/bufferInfo", QByteArray::number(getBufferByIndex(index)->bufferInfo().uid()));
223 bool BufferTreeModel::dropMimeData(const QMimeData *data, Qt::DropAction /*action*/, int /*row*/, int /*column*/, const QModelIndex &parent) {
224 foreach(QString mimeType, mimeTypes()) {
225 if(!(data->hasFormat(mimeType)))
226 return false; // whatever the drop is... it's not a buffer...
229 int sourcerow = data->data("application/Quassel/BufferItem/row").toInt();
230 QString network = QString::fromUtf8(data->data("application/Quassel/BufferItem/network"));
232 Q_ASSERT(rootItem->childById(qHash(network)));
234 if(parent == QModelIndex()) // can't be a query...
237 Buffer *sourceBuffer = static_cast<BufferTreeItem *>(rootItem->childById(qHash(network))->child(sourcerow))->buffer();
238 Buffer *targetBuffer = getBufferByIndex(parent);
240 if(!(sourceBuffer->bufferType() & targetBuffer->bufferType() & Buffer::QueryType)) // only queries can be merged
243 if(sourceBuffer == targetBuffer) // we won't merge with ourself :)
246 // TODO: warn user about buffermerge!
247 qDebug() << "merging" << sourceBuffer->bufferName() << "with" << targetBuffer->bufferName();
248 removeRow(parent.row(), BufferTreeModel::parent(parent));
253 void BufferTreeModel::bufferUpdated(Buffer *buffer) {
254 QModelIndex itemindex = getOrCreateBufferItemIndex(buffer);
255 emit invalidateFilter();
256 emit dataChanged(itemindex, itemindex);
259 // This Slot indicates that the user has selected a different buffer in the gui
260 void BufferTreeModel::setCurrentIndex(const QModelIndex &index, QItemSelectionModel::SelectionFlags command) {
262 if(isBufferIndex(index)) {
263 currentBuffer = getBufferByIndex(index);
264 bufferActivity(Buffer::NoActivity, currentBuffer);
265 emit bufferSelected(currentBuffer);
266 emit selectionChanged(index);
270 void BufferTreeModel::bufferActivity(Buffer::ActivityLevel level, Buffer *buffer) {
271 BufferTreeItem *bufferItem = static_cast<BufferTreeItem*>(getOrCreateBufferItemIndex(buffer).internalPointer());
272 if(buffer != currentBuffer)
273 bufferItem->setActivity(level);
275 bufferItem->setActivity(Buffer::NoActivity);
276 bufferUpdated(buffer);
279 void BufferTreeModel::selectBuffer(Buffer *buffer) {
280 QModelIndex index = getOrCreateBufferItemIndex(buffer);
282 setCurrentIndex(index, 0);