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);
46 connect(model, SIGNAL(rowsInserted(const QModelIndex &, int, int)), this, SLOT(source_rowsInserted(const QModelIndex &, int, int)));
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);
75 connect(config, SIGNAL(bufferViewNameSet(const QString &)), this, SLOT(invalidate()));
76 connect(config, SIGNAL(networkIdSet(const NetworkId &)), this, SLOT(invalidate()));
77 connect(config, SIGNAL(addNewBuffersAutomaticallySet(bool)), this, SLOT(invalidate()));
78 connect(config, SIGNAL(sortAlphabeticallySet(bool)), this, SLOT(invalidate()));
79 connect(config, SIGNAL(hideInactiveBuffersSet(bool)), this, SLOT(invalidate()));
80 connect(config, SIGNAL(allowedBufferTypesSet(int)), this, SLOT(invalidate()));
81 connect(config, SIGNAL(minimumActivitySet(int)), this, SLOT(invalidate()));
82 connect(config, SIGNAL(bufferListSet()), this, SLOT(invalidate()));
83 connect(config, SIGNAL(bufferAdded(const BufferId &, int)), this, SLOT(invalidate()));
84 connect(config, SIGNAL(bufferMoved(const BufferId &, int)), this, SLOT(invalidate()));
85 connect(config, SIGNAL(bufferRemoved(const BufferId &)), this, SLOT(invalidate()));
90 Qt::ItemFlags BufferViewFilter::flags(const QModelIndex &index) const {
91 Qt::ItemFlags flags = mapToSource(index).flags();
92 if(_config && index == QModelIndex() || index.parent() == QModelIndex())
93 flags |= Qt::ItemIsDropEnabled;
97 bool BufferViewFilter::dropMimeData(const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent) {
98 if(!config() || !NetworkModel::mimeContainsBufferList(data))
99 return QSortFilterProxyModel::dropMimeData(data, action, row, column, parent);
101 NetworkId droppedNetworkId;
102 if(parent.data(NetworkModel::ItemTypeRole) == NetworkModel::NetworkItemType)
103 droppedNetworkId = parent.data(NetworkModel::NetworkIdRole).value<NetworkId>();
105 QList< QPair<NetworkId, BufferId> > bufferList = NetworkModel::mimeDataToBufferList(data);
109 for(int i = 0; i < bufferList.count(); i++) {
110 networkId = bufferList[i].first;
111 bufferId = bufferList[i].second;
112 if(droppedNetworkId == networkId) {
115 if(row < rowCount(parent)) {
116 BufferId beforeBufferId = parent.child(row, 0).data(NetworkModel::BufferIdRole).value<BufferId>();
117 pos = config()->bufferList().indexOf(beforeBufferId);
119 pos = config()->bufferList().count();
122 if(config()->bufferList().contains(bufferId)) {
123 if(config()->bufferList().indexOf(bufferId) < pos)
125 config()->requestMoveBuffer(bufferId, pos);
127 config()->requestAddBuffer(bufferId, pos);
137 void BufferViewFilter::addBuffer(const BufferId &bufferId) {
138 if(!config() || config()->bufferList().contains(bufferId))
141 int pos = config()->bufferList().count();
143 for(int i = 0; i < config()->bufferList().count(); i++) {
144 if(config() && config()->sortAlphabetically())
145 lt = bufferIdLessThan(bufferId, config()->bufferList()[i]);
147 lt = bufferId < config()->bufferList()[i];
154 config()->requestAddBuffer(bufferId, pos);
157 void BufferViewFilter::removeBuffer(const QModelIndex &index) {
158 if(!config() || !index.isValid() || index.data(NetworkModel::ItemTypeRole) != NetworkModel::BufferItemType)
161 BufferId bufferId = data(index, NetworkModel::BufferIdRole).value<BufferId>();
162 config()->requestRemoveBuffer(bufferId);
166 bool BufferViewFilter::filterAcceptBuffer(const QModelIndex &source_bufferIndex) const {
167 BufferId bufferId = sourceModel()->data(source_bufferIndex, NetworkModel::BufferIdRole).value<BufferId>();
168 Q_ASSERT(bufferId.isValid());
172 if(config()->networkId().isValid() && config()->networkId() != sourceModel()->data(source_bufferIndex, NetworkModel::NetworkIdRole).value<NetworkId>())
175 if(!(_config->allowedBufferTypes() & (BufferInfo::Type)source_bufferIndex.data(NetworkModel::BufferTypeRole).toInt()))
178 if(_config->hideInactiveBuffers() && !source_bufferIndex.data(NetworkModel::ItemActiveRole).toBool())
181 if(_config->minimumActivity() > source_bufferIndex.data(NetworkModel::BufferActivityRole).toInt()) {
182 if(bufferId != Client::bufferModel()->standardSelectionModel()->currentIndex().data(NetworkModel::BufferIdRole).value<BufferId>())
186 return _config->bufferList().contains(bufferId);
189 bool BufferViewFilter::filterAcceptNetwork(const QModelIndex &source_index) const {
193 if(!config()->networkId().isValid()) {
196 return config()->networkId() == sourceModel()->data(source_index, NetworkModel::NetworkIdRole).value<NetworkId>();
200 bool BufferViewFilter::filterAcceptsRow(int source_row, const QModelIndex &source_parent) const {
201 QModelIndex child = sourceModel()->index(source_row, 0, source_parent);
203 if(!child.isValid()) {
204 qWarning() << "filterAcceptsRow has been called with an invalid Child";
208 if(!source_parent.isValid())
209 return filterAcceptNetwork(child);
211 return filterAcceptBuffer(child);
214 bool BufferViewFilter::lessThan(const QModelIndex &source_left, const QModelIndex &source_right) const {
215 int itemType = sourceModel()->data(source_left, NetworkModel::ItemTypeRole).toInt();
217 case NetworkModel::NetworkItemType:
218 return networkLessThan(source_left, source_right);
219 case NetworkModel::BufferItemType:
220 return bufferLessThan(source_left, source_right);
222 return QSortFilterProxyModel::lessThan(source_left, source_right);
226 bool BufferViewFilter::bufferLessThan(const QModelIndex &source_left, const QModelIndex &source_right) const {
227 BufferId leftBufferId = sourceModel()->data(source_left, NetworkModel::BufferIdRole).value<BufferId>();
228 BufferId rightBufferId = sourceModel()->data(source_right, NetworkModel::BufferIdRole).value<BufferId>();
230 return config()->bufferList().indexOf(leftBufferId) < config()->bufferList().indexOf(rightBufferId);
232 return bufferIdLessThan(leftBufferId, rightBufferId);
235 bool BufferViewFilter::networkLessThan(const QModelIndex &source_left, const QModelIndex &source_right) const {
236 NetworkId leftNetworkId = sourceModel()->data(source_left, NetworkModel::NetworkIdRole).value<NetworkId>();
237 NetworkId rightNetworkId = sourceModel()->data(source_right, NetworkModel::NetworkIdRole).value<NetworkId>();
239 if(config() && config()->sortAlphabetically())
240 return QSortFilterProxyModel::lessThan(source_left, source_right);
242 return leftNetworkId < rightNetworkId;
245 QVariant BufferViewFilter::data(const QModelIndex &index, int role) const {
246 if(role == Qt::ForegroundRole)
247 return foreground(index);
249 return QSortFilterProxyModel::data(index, role);
252 QVariant BufferViewFilter::foreground(const QModelIndex &index) const {
253 if(!index.data(NetworkModel::ItemActiveRole).toBool())
254 return _FgColorInactiveActivity;
256 Buffer::ActivityLevel activity = (Buffer::ActivityLevel)index.data(NetworkModel::BufferActivityRole).toInt();
258 if(activity & Buffer::Highlight)
259 return _FgColorHighlightActivity;
260 if(activity & Buffer::NewMessage)
261 return _FgColorNewMessageActivity;
262 if(activity & Buffer::OtherActivity)
263 return _FgColorOtherActivity;
265 return _FgColorNoActivity;
268 void BufferViewFilter::source_rowsInserted(const QModelIndex &parent, int start, int end) {
269 if(parent.data(NetworkModel::ItemTypeRole) != NetworkModel::BufferItemType)
272 if(!config() || !config()->addNewBuffersAutomatically())
276 for(int row = start; row <= end; row++) {
277 child = sourceModel()->index(row, 0, parent);
278 addBuffer(sourceModel()->data(child, NetworkModel::BufferIdRole).value<BufferId>());
282 void BufferViewFilter::checkPreviousCurrentForRemoval(const QModelIndex ¤t, const QModelIndex &previous) {
284 if(previous.isValid())
285 QCoreApplication::postEvent(this, new CheckRemovalEvent(previous));
288 void BufferViewFilter::customEvent(QEvent *event) {
289 if(event->type() != QEvent::User)
292 CheckRemovalEvent *removalEvent = static_cast<CheckRemovalEvent *>(event);
293 checkItemForRemoval(removalEvent->index);
298 void BufferViewFilter::checkItemsForRemoval(const QModelIndex &topLeft, const QModelIndex &bottomRight) {
299 QModelIndex source_topLeft = mapToSource(topLeft);
300 QModelIndex source_bottomRight = mapToSource(bottomRight);
301 emit _dataChanged(source_topLeft, source_bottomRight);
304 // ******************************
306 // ******************************
307 bool bufferIdLessThan(const BufferId &left, const BufferId &right) {
308 Q_CHECK_PTR(Client::networkModel());
309 if(!Client::networkModel())
312 QModelIndex leftIndex = Client::networkModel()->bufferIndex(left);
313 QModelIndex rightIndex = Client::networkModel()->bufferIndex(right);
315 int leftType = Client::networkModel()->data(leftIndex, NetworkModel::BufferTypeRole).toInt();
316 int rightType = Client::networkModel()->data(rightIndex, NetworkModel::BufferTypeRole).toInt();
318 if(leftType != rightType)
319 return leftType < rightType;
321 return QString::compare(Client::networkModel()->data(leftIndex, Qt::DisplayRole).toString(), Client::networkModel()->data(rightIndex, Qt::DisplayRole).toString(), Qt::CaseInsensitive) < 0;