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),
43 _sortOrder(Qt::AscendingOrder)
46 setSourceModel(model);
48 setDynamicSortFilter(true);
52 connect(this, SIGNAL(_dataChanged(const QModelIndex &, const QModelIndex &)),
53 this, SLOT(_q_sourceDataChanged(QModelIndex,QModelIndex)));
56 void BufferViewFilter::loadColors() {
57 UiSettings s("QtUi/Colors");
58 _FgColorInactiveActivity = s.value("inactiveActivityFG", QVariant(QColor(Qt::gray))).value<QColor>();
59 _FgColorNoActivity = s.value("noActivityFG", QVariant(QColor(Qt::black))).value<QColor>();
60 _FgColorHighlightActivity = s.value("highlightActivityFG", QVariant(QColor(Qt::magenta))).value<QColor>();
61 _FgColorNewMessageActivity = s.value("newMessageActivityFG", QVariant(QColor(Qt::green))).value<QColor>();
62 _FgColorOtherActivity = s.value("otherActivityFG", QVariant(QColor(Qt::darkGreen))).value<QColor>();
65 void BufferViewFilter::setConfig(BufferViewConfig *config) {
70 disconnect(_config, 0, this, 0);
80 if(config->isInitialized()) {
83 connect(config, SIGNAL(initDone()), this, SLOT(configInitialized()));
88 void BufferViewFilter::configInitialized() {
92 connect(config(), SIGNAL(bufferViewNameSet(const QString &)), this, SLOT(invalidate()));
93 connect(config(), SIGNAL(networkIdSet(const NetworkId &)), this, SLOT(invalidate()));
94 connect(config(), SIGNAL(addNewBuffersAutomaticallySet(bool)), this, SLOT(invalidate()));
95 connect(config(), SIGNAL(sortAlphabeticallySet(bool)), this, SLOT(invalidate()));
96 connect(config(), SIGNAL(hideInactiveBuffersSet(bool)), this, SLOT(invalidate()));
97 connect(config(), SIGNAL(allowedBufferTypesSet(int)), this, SLOT(invalidate()));
98 connect(config(), SIGNAL(minimumActivitySet(int)), this, SLOT(invalidate()));
99 connect(config(), SIGNAL(bufferListSet()), this, SLOT(invalidate()));
100 connect(config(), SIGNAL(bufferAdded(const BufferId &, int)), this, SLOT(invalidate()));
101 connect(config(), SIGNAL(bufferMoved(const BufferId &, int)), this, SLOT(invalidate()));
102 connect(config(), SIGNAL(bufferRemoved(const BufferId &)), this, SLOT(invalidate()));
103 connect(config(), SIGNAL(bufferPermanentlyRemoved(const BufferId &)), this, SLOT(invalidate()));
105 disconnect(config(), SIGNAL(initDone()), this, SLOT(configInitialized()));
110 Qt::ItemFlags BufferViewFilter::flags(const QModelIndex &index) const {
111 Qt::ItemFlags flags = mapToSource(index).flags();
112 if(_config && (index == QModelIndex() || index.parent() == QModelIndex()))
113 flags |= Qt::ItemIsDropEnabled;
117 bool BufferViewFilter::dropMimeData(const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent) {
118 if(!config() || !NetworkModel::mimeContainsBufferList(data))
119 return QSortFilterProxyModel::dropMimeData(data, action, row, column, parent);
121 NetworkId droppedNetworkId;
122 if(parent.data(NetworkModel::ItemTypeRole) == NetworkModel::NetworkItemType)
123 droppedNetworkId = parent.data(NetworkModel::NetworkIdRole).value<NetworkId>();
125 QList< QPair<NetworkId, BufferId> > bufferList = NetworkModel::mimeDataToBufferList(data);
129 for(int i = 0; i < bufferList.count(); i++) {
130 networkId = bufferList[i].first;
131 bufferId = bufferList[i].second;
132 if(droppedNetworkId == networkId) {
136 if(row < rowCount(parent)) {
137 BufferId beforeBufferId = parent.child(row, 0).data(NetworkModel::BufferIdRole).value<BufferId>();
138 pos = config()->bufferList().indexOf(beforeBufferId);
139 if(_sortOrder == Qt::DescendingOrder)
142 if(_sortOrder == Qt::AscendingOrder)
143 pos = config()->bufferList().count();
148 if(config()->bufferList().contains(bufferId)) {
149 if(config()->bufferList().indexOf(bufferId) < pos)
151 config()->requestMoveBuffer(bufferId, pos);
153 config()->requestAddBuffer(bufferId, pos);
163 void BufferViewFilter::sort(int column, Qt::SortOrder order) {
165 QSortFilterProxyModel::sort(column, order);
168 void BufferViewFilter::addBuffer(const BufferId &bufferId) const {
169 if(!config() || config()->bufferList().contains(bufferId))
172 int pos = config()->bufferList().count();
174 for(int i = 0; i < config()->bufferList().count(); i++) {
175 if(config() && config()->sortAlphabetically())
176 lt = bufferIdLessThan(bufferId, config()->bufferList()[i]);
178 lt = bufferId < config()->bufferList()[i];
185 config()->requestAddBuffer(bufferId, pos);
188 bool BufferViewFilter::filterAcceptBuffer(const QModelIndex &source_bufferIndex) const {
189 // no config -> "all buffers" -> accept everything
193 BufferId bufferId = sourceModel()->data(source_bufferIndex, NetworkModel::BufferIdRole).value<BufferId>();
194 Q_ASSERT(bufferId.isValid());
196 int activityLevel = source_bufferIndex.data(NetworkModel::BufferActivityRole).toInt();
198 if(!config()->bufferList().contains(bufferId)) {
199 // add the buffer if...
200 if(config()->isInitialized() && !config()->removedBuffers().contains(bufferId) // it hasn't been manually removed and either
201 && ((config()->addNewBuffersAutomatically() && !config()->temporarilyRemovedBuffers().contains(bufferId)) // is totally unknown to us (a new buffer)...
202 || (config()->temporarilyRemovedBuffers().contains(bufferId) && activityLevel > Buffer::OtherActivity))) { // or was just temporarily hidden and has a new message waiting for us.
205 // note: adding the buffer to the valid list does not temper with the following filters ("show only channels" and stuff)
209 if(config()->networkId().isValid() && config()->networkId() != sourceModel()->data(source_bufferIndex, NetworkModel::NetworkIdRole).value<NetworkId>())
212 if(!(config()->allowedBufferTypes() & (BufferInfo::Type)source_bufferIndex.data(NetworkModel::BufferTypeRole).toInt()))
215 if(config()->hideInactiveBuffers() && !source_bufferIndex.data(NetworkModel::ItemActiveRole).toBool())
218 if(config()->minimumActivity() > activityLevel) {
219 if(bufferId != Client::bufferModel()->standardSelectionModel()->currentIndex().data(NetworkModel::BufferIdRole).value<BufferId>())
226 bool BufferViewFilter::filterAcceptNetwork(const QModelIndex &source_index) const {
230 if(!config()->networkId().isValid()) {
233 return config()->networkId() == sourceModel()->data(source_index, NetworkModel::NetworkIdRole).value<NetworkId>();
237 bool BufferViewFilter::filterAcceptsRow(int source_row, const QModelIndex &source_parent) const {
238 QModelIndex child = sourceModel()->index(source_row, 0, source_parent);
240 if(!child.isValid()) {
241 qWarning() << "filterAcceptsRow has been called with an invalid Child";
245 if(!source_parent.isValid())
246 return filterAcceptNetwork(child);
248 return filterAcceptBuffer(child);
251 bool BufferViewFilter::lessThan(const QModelIndex &source_left, const QModelIndex &source_right) const {
252 int itemType = sourceModel()->data(source_left, NetworkModel::ItemTypeRole).toInt();
254 case NetworkModel::NetworkItemType:
255 return networkLessThan(source_left, source_right);
256 case NetworkModel::BufferItemType:
257 return bufferLessThan(source_left, source_right);
259 return QSortFilterProxyModel::lessThan(source_left, source_right);
263 bool BufferViewFilter::bufferLessThan(const QModelIndex &source_left, const QModelIndex &source_right) const {
264 BufferId leftBufferId = sourceModel()->data(source_left, NetworkModel::BufferIdRole).value<BufferId>();
265 BufferId rightBufferId = sourceModel()->data(source_right, NetworkModel::BufferIdRole).value<BufferId>();
267 return config()->bufferList().indexOf(leftBufferId) < config()->bufferList().indexOf(rightBufferId);
269 return bufferIdLessThan(leftBufferId, rightBufferId);
272 bool BufferViewFilter::networkLessThan(const QModelIndex &source_left, const QModelIndex &source_right) const {
273 NetworkId leftNetworkId = sourceModel()->data(source_left, NetworkModel::NetworkIdRole).value<NetworkId>();
274 NetworkId rightNetworkId = sourceModel()->data(source_right, NetworkModel::NetworkIdRole).value<NetworkId>();
276 if(config() && config()->sortAlphabetically())
277 return QSortFilterProxyModel::lessThan(source_left, source_right);
279 return leftNetworkId < rightNetworkId;
282 QVariant BufferViewFilter::data(const QModelIndex &index, int role) const {
283 if(role == Qt::ForegroundRole)
284 return foreground(index);
286 return QSortFilterProxyModel::data(index, role);
289 QVariant BufferViewFilter::foreground(const QModelIndex &index) const {
290 if(!index.data(NetworkModel::ItemActiveRole).toBool())
291 return _FgColorInactiveActivity;
293 Buffer::ActivityLevel activity = (Buffer::ActivityLevel)index.data(NetworkModel::BufferActivityRole).toInt();
295 if(activity & Buffer::Highlight)
296 return _FgColorHighlightActivity;
297 if(activity & Buffer::NewMessage)
298 return _FgColorNewMessageActivity;
299 if(activity & Buffer::OtherActivity)
300 return _FgColorOtherActivity;
302 return _FgColorNoActivity;
305 void BufferViewFilter::checkPreviousCurrentForRemoval(const QModelIndex ¤t, const QModelIndex &previous) {
307 if(previous.isValid())
308 QCoreApplication::postEvent(this, new CheckRemovalEvent(previous));
311 void BufferViewFilter::customEvent(QEvent *event) {
312 if(event->type() != QEvent::User)
315 CheckRemovalEvent *removalEvent = static_cast<CheckRemovalEvent *>(event);
316 checkItemForRemoval(removalEvent->index);
321 void BufferViewFilter::checkItemsForRemoval(const QModelIndex &topLeft, const QModelIndex &bottomRight) {
322 QModelIndex source_topLeft = mapToSource(topLeft);
323 QModelIndex source_bottomRight = mapToSource(bottomRight);
324 emit _dataChanged(source_topLeft, source_bottomRight);
327 // ******************************
329 // ******************************
330 bool bufferIdLessThan(const BufferId &left, const BufferId &right) {
331 Q_CHECK_PTR(Client::networkModel());
332 if(!Client::networkModel())
335 QModelIndex leftIndex = Client::networkModel()->bufferIndex(left);
336 QModelIndex rightIndex = Client::networkModel()->bufferIndex(right);
338 int leftType = Client::networkModel()->data(leftIndex, NetworkModel::BufferTypeRole).toInt();
339 int rightType = Client::networkModel()->data(rightIndex, NetworkModel::BufferTypeRole).toInt();
341 if(leftType != rightType)
342 return leftType < rightType;
344 return QString::compare(Client::networkModel()->data(leftIndex, Qt::DisplayRole).toString(), Client::networkModel()->data(rightIndex, Qt::DisplayRole).toString(), Qt::CaseInsensitive) < 0;