+
+void NickListWidget::currentChanged(const QModelIndex ¤t, const QModelIndex &previous)
+{
+ BufferInfo::Type bufferType = (BufferInfo::Type)current.data(NetworkModel::BufferTypeRole).toInt();
+ BufferId newBufferId = current.data(NetworkModel::BufferIdRole).value<BufferId>();
+ BufferId oldBufferId = previous.data(NetworkModel::BufferIdRole).value<BufferId>();
+
+ if (bufferType != BufferInfo::ChannelBuffer) {
+ ui.stackedWidget->setCurrentWidget(ui.emptyPage);
+ emit nickSelectionChanged(QModelIndexList());
+ return;
+ }
+
+ // See NickListDock::NickListDock() below
+// if(bufferType != BufferInfo::ChannelBuffer) {
+// ui.stackedWidget->setCurrentWidget(ui.emptyPage);
+// QDockWidget *dock_ = dock();
+// if(dock_) {
+// dock_->close();
+// }
+// return;
+// } else {
+// QDockWidget *dock_ = dock();
+// if(dock_ && dock_->toggleViewAction()->isChecked()) {
+// dock_->show();
+// }
+// }
+
+ if (newBufferId == oldBufferId)
+ return;
+
+ NickView *view;
+ if (nickViews.contains(newBufferId)) {
+ view = nickViews.value(newBufferId);
+ ui.stackedWidget->setCurrentWidget(view);
+ }
+ else {
+ view = new NickView(this);
+ NickViewFilter *filter = new NickViewFilter(newBufferId, Client::networkModel());
+ view->setModel(filter);
+ QModelIndex source_current = Client::bufferModel()->mapToSource(current);
+ view->setRootIndex(filter->mapFromSource(source_current));
+ nickViews[newBufferId] = view;
+ ui.stackedWidget->addWidget(view);
+ ui.stackedWidget->setCurrentWidget(view);
+ connect(view, SIGNAL(selectionUpdated()), SLOT(nickSelectionChanged()));
+ }
+ emit nickSelectionChanged(view->selectedIndexes());
+}
+
+
+void NickListWidget::nickSelectionChanged()
+{
+ NickView *view = qobject_cast<NickView *>(sender());
+ Q_ASSERT(view);
+ if (view != ui.stackedWidget->currentWidget()) {
+ qDebug() << "Nick selection of hidden view changed!";
+ return;
+ }
+ emit nickSelectionChanged(view->selectedIndexes());
+}
+
+
+void NickListWidget::rowsAboutToBeRemoved(const QModelIndex &parent, int start, int end)
+{
+ Q_ASSERT(model());
+ if (!parent.isValid()) {
+ // ok this means that whole networks are about to be removed
+ // we can't determine which buffers are affect, so we hope that all nets are removed
+ // this is the most common case (for example disconnecting from the core or terminating the clint)
+ NickView *nickView;
+ QHash<BufferId, NickView *>::iterator iter = nickViews.begin();
+ while (iter != nickViews.end()) {
+ nickView = *iter;
+ iter = nickViews.erase(iter);
+ ui.stackedWidget->removeWidget(nickView);
+ QAbstractItemModel *model = nickView->model();
+ nickView->setModel(0);
+ if (QSortFilterProxyModel *filter = qobject_cast<QSortFilterProxyModel *>(model))
+ filter->setSourceModel(0);
+ model->deleteLater();
+ nickView->deleteLater();
+ }
+ }
+ else {
+ // check if there are explicitly buffers removed
+ for (int i = start; i <= end; i++) {
+ QVariant variant = parent.child(i, 0).data(NetworkModel::BufferIdRole);
+ if (!variant.isValid())
+ continue;
+
+ BufferId bufferId = variant.value<BufferId>();
+ removeBuffer(bufferId);
+ }
+ }
+}
+
+
+void NickListWidget::removeBuffer(BufferId bufferId)
+{
+ if (!nickViews.contains(bufferId))
+ return;
+
+ NickView *view = nickViews.take(bufferId);