1 /***************************************************************************
2 * Copyright (C) 2005-08 by the Quassel Project *
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) version 3. *
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 #include <QCoreApplication>
25 #include "buffermodel.h"
27 #include "networkmodel.h"
29 #include "uisettings.h"
31 class CheckRemovalEvent : public QEvent {
33 CheckRemovalEvent(const QModelIndex &source_index) : QEvent(QEvent::User), index(source_index) {};
34 QPersistentModelIndex index;
37 /*****************************************
38 * The Filter for the Tree View
39 *****************************************/
40 BufferViewFilter::BufferViewFilter(QAbstractItemModel *model, BufferViewConfig *config)
41 : QSortFilterProxyModel(model),
45 setSourceModel(model);
47 setDynamicSortFilter(true);
51 connect(this, SIGNAL(_dataChanged(const QModelIndex &, const QModelIndex &)),
52 this, SLOT(_q_sourceDataChanged(QModelIndex,QModelIndex)));
55 void BufferViewFilter::loadColors() {
56 UiSettings s("QtUi/Colors");
57 _FgColorInactiveActivity = s.value("inactiveActivityFG", QVariant(QColor(Qt::gray))).value<QColor>();
58 _FgColorNoActivity = s.value("noActivityFG", QVariant(QColor(Qt::black))).value<QColor>();
59 _FgColorHighlightActivity = s.value("highlightActivityFG", QVariant(QColor(Qt::magenta))).value<QColor>();
60 _FgColorNewMessageActivity = s.value("newMessageActivityFG", QVariant(QColor(Qt::green))).value<QColor>();
61 _FgColorOtherActivity = s.value("otherActivityFG", QVariant(QColor(Qt::darkGreen))).value<QColor>();
64 void BufferViewFilter::setConfig(BufferViewConfig *config) {
69 disconnect(_config, 0, this, 0);
73 if(config->isInitialized()) {
76 connect(config, SIGNAL(initDone()), this, SLOT(configInitialized()));
81 void BufferViewFilter::configInitialized() {
85 connect(config(), SIGNAL(bufferViewNameSet(const QString &)), this, SLOT(invalidate()));
86 connect(config(), SIGNAL(networkIdSet(const NetworkId &)), this, SLOT(invalidate()));
87 connect(config(), SIGNAL(addNewBuffersAutomaticallySet(bool)), this, SLOT(invalidate()));
88 connect(config(), SIGNAL(sortAlphabeticallySet(bool)), this, SLOT(invalidate()));
89 connect(config(), SIGNAL(hideInactiveBuffersSet(bool)), this, SLOT(invalidate()));
90 connect(config(), SIGNAL(allowedBufferTypesSet(int)), this, SLOT(invalidate()));
91 connect(config(), SIGNAL(minimumActivitySet(int)), this, SLOT(invalidate()));
92 connect(config(), SIGNAL(bufferListSet()), this, SLOT(invalidate()));
93 connect(config(), SIGNAL(bufferAdded(const BufferId &, int)), this, SLOT(invalidate()));
94 connect(config(), SIGNAL(bufferMoved(const BufferId &, int)), this, SLOT(invalidate()));
95 connect(config(), SIGNAL(bufferRemoved(const BufferId &)), this, SLOT(invalidate()));
96 connect(config(), SIGNAL(bufferPermanentlyRemoved(const BufferId &)), this, SLOT(invalidate()));
98 disconnect(config(), SIGNAL(initDone()), this, SLOT(configInitialized()));
103 Qt::ItemFlags BufferViewFilter::flags(const QModelIndex &index) const {
104 Qt::ItemFlags flags = mapToSource(index).flags();
105 if(_config && index == QModelIndex() || index.parent() == QModelIndex())
106 flags |= Qt::ItemIsDropEnabled;
110 bool BufferViewFilter::dropMimeData(const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent) {
111 if(!config() || !NetworkModel::mimeContainsBufferList(data))
112 return QSortFilterProxyModel::dropMimeData(data, action, row, column, parent);
114 NetworkId droppedNetworkId;
115 if(parent.data(NetworkModel::ItemTypeRole) == NetworkModel::NetworkItemType)
116 droppedNetworkId = parent.data(NetworkModel::NetworkIdRole).value<NetworkId>();
118 QList< QPair<NetworkId, BufferId> > bufferList = NetworkModel::mimeDataToBufferList(data);
122 for(int i = 0; i < bufferList.count(); i++) {
123 networkId = bufferList[i].first;
124 bufferId = bufferList[i].second;
125 if(droppedNetworkId == networkId) {
128 if(row < rowCount(parent)) {
129 BufferId beforeBufferId = parent.child(row, 0).data(NetworkModel::BufferIdRole).value<BufferId>();
130 pos = config()->bufferList().indexOf(beforeBufferId);
132 pos = config()->bufferList().count();
135 if(config()->bufferList().contains(bufferId)) {
136 if(config()->bufferList().indexOf(bufferId) < pos)
138 config()->requestMoveBuffer(bufferId, pos);
140 config()->requestAddBuffer(bufferId, pos);
150 void BufferViewFilter::addBuffer(const BufferId &bufferId) const {
151 if(!config() || config()->bufferList().contains(bufferId))
154 int pos = config()->bufferList().count();
156 for(int i = 0; i < config()->bufferList().count(); i++) {
157 if(config() && config()->sortAlphabetically())
158 lt = bufferIdLessThan(bufferId, config()->bufferList()[i]);
160 lt = bufferId < config()->bufferList()[i];
167 config()->requestAddBuffer(bufferId, pos);
170 bool BufferViewFilter::filterAcceptBuffer(const QModelIndex &source_bufferIndex) const {
171 // no config -> "all buffers" -> accept everything
175 BufferId bufferId = sourceModel()->data(source_bufferIndex, NetworkModel::BufferIdRole).value<BufferId>();
176 Q_ASSERT(bufferId.isValid());
178 int activityLevel = source_bufferIndex.data(NetworkModel::BufferActivityRole).toInt();
180 if(!config()->bufferList().contains(bufferId)) {
181 // add the buffer if...
182 if(config()->isInitialized() && !config()->removedBuffers().contains(bufferId) // it hasn't been manually removed and either
183 && ((config()->addNewBuffersAutomatically() && !config()->temporarilyRemovedBuffers().contains(bufferId)) // is totally unknown to us (a new buffer)...
184 || (config()->temporarilyRemovedBuffers().contains(bufferId) && activityLevel > Buffer::OtherActivity))) { // or was just temporarily hidden and has a new message waiting for us.
187 // note: adding the buffer to the valid list does not temper with the following filters ("show only channels" and stuff)
191 if(config()->networkId().isValid() && config()->networkId() != sourceModel()->data(source_bufferIndex, NetworkModel::NetworkIdRole).value<NetworkId>())
194 if(!(config()->allowedBufferTypes() & (BufferInfo::Type)source_bufferIndex.data(NetworkModel::BufferTypeRole).toInt()))
197 if(config()->hideInactiveBuffers() && !source_bufferIndex.data(NetworkModel::ItemActiveRole).toBool())
200 if(config()->minimumActivity() > activityLevel) {
201 if(bufferId != Client::bufferModel()->standardSelectionModel()->currentIndex().data(NetworkModel::BufferIdRole).value<BufferId>())
208 bool BufferViewFilter::filterAcceptNetwork(const QModelIndex &source_index) const {
212 if(!config()->networkId().isValid()) {
215 return config()->networkId() == sourceModel()->data(source_index, NetworkModel::NetworkIdRole).value<NetworkId>();
219 bool BufferViewFilter::filterAcceptsRow(int source_row, const QModelIndex &source_parent) const {
220 QModelIndex child = sourceModel()->index(source_row, 0, source_parent);
222 if(!child.isValid()) {
223 qWarning() << "filterAcceptsRow has been called with an invalid Child";
227 if(!source_parent.isValid())
228 return filterAcceptNetwork(child);
230 return filterAcceptBuffer(child);
233 bool BufferViewFilter::lessThan(const QModelIndex &source_left, const QModelIndex &source_right) const {
234 int itemType = sourceModel()->data(source_left, NetworkModel::ItemTypeRole).toInt();
236 case NetworkModel::NetworkItemType:
237 return networkLessThan(source_left, source_right);
238 case NetworkModel::BufferItemType:
239 return bufferLessThan(source_left, source_right);
241 return QSortFilterProxyModel::lessThan(source_left, source_right);
245 bool BufferViewFilter::bufferLessThan(const QModelIndex &source_left, const QModelIndex &source_right) const {
246 BufferId leftBufferId = sourceModel()->data(source_left, NetworkModel::BufferIdRole).value<BufferId>();
247 BufferId rightBufferId = sourceModel()->data(source_right, NetworkModel::BufferIdRole).value<BufferId>();
249 return config()->bufferList().indexOf(leftBufferId) < config()->bufferList().indexOf(rightBufferId);
251 return bufferIdLessThan(leftBufferId, rightBufferId);
254 bool BufferViewFilter::networkLessThan(const QModelIndex &source_left, const QModelIndex &source_right) const {
255 NetworkId leftNetworkId = sourceModel()->data(source_left, NetworkModel::NetworkIdRole).value<NetworkId>();
256 NetworkId rightNetworkId = sourceModel()->data(source_right, NetworkModel::NetworkIdRole).value<NetworkId>();
258 if(config() && config()->sortAlphabetically())
259 return QSortFilterProxyModel::lessThan(source_left, source_right);
261 return leftNetworkId < rightNetworkId;
264 QVariant BufferViewFilter::data(const QModelIndex &index, int role) const {
265 if(role == Qt::ForegroundRole)
266 return foreground(index);
268 return QSortFilterProxyModel::data(index, role);
271 QVariant BufferViewFilter::foreground(const QModelIndex &index) const {
272 if(!index.data(NetworkModel::ItemActiveRole).toBool())
273 return _FgColorInactiveActivity;
275 Buffer::ActivityLevel activity = (Buffer::ActivityLevel)index.data(NetworkModel::BufferActivityRole).toInt();
277 if(activity & Buffer::Highlight)
278 return _FgColorHighlightActivity;
279 if(activity & Buffer::NewMessage)
280 return _FgColorNewMessageActivity;
281 if(activity & Buffer::OtherActivity)
282 return _FgColorOtherActivity;
284 return _FgColorNoActivity;
287 void BufferViewFilter::checkPreviousCurrentForRemoval(const QModelIndex ¤t, const QModelIndex &previous) {
289 if(previous.isValid())
290 QCoreApplication::postEvent(this, new CheckRemovalEvent(previous));
293 void BufferViewFilter::customEvent(QEvent *event) {
294 if(event->type() != QEvent::User)
297 CheckRemovalEvent *removalEvent = static_cast<CheckRemovalEvent *>(event);
298 checkItemForRemoval(removalEvent->index);
303 void BufferViewFilter::checkItemsForRemoval(const QModelIndex &topLeft, const QModelIndex &bottomRight) {
304 QModelIndex source_topLeft = mapToSource(topLeft);
305 QModelIndex source_bottomRight = mapToSource(bottomRight);
306 emit _dataChanged(source_topLeft, source_bottomRight);
309 // ******************************
311 // ******************************
312 bool bufferIdLessThan(const BufferId &left, const BufferId &right) {
313 Q_CHECK_PTR(Client::networkModel());
314 if(!Client::networkModel())
317 QModelIndex leftIndex = Client::networkModel()->bufferIndex(left);
318 QModelIndex rightIndex = Client::networkModel()->bufferIndex(right);
320 int leftType = Client::networkModel()->data(leftIndex, NetworkModel::BufferTypeRole).toInt();
321 int rightType = Client::networkModel()->data(rightIndex, NetworkModel::BufferTypeRole).toInt();
323 if(leftType != rightType)
324 return leftType < rightType;
326 return QString::compare(Client::networkModel()->data(leftIndex, Qt::DisplayRole).toString(), Client::networkModel()->data(rightIndex, Qt::DisplayRole).toString(), Qt::CaseInsensitive) < 0;