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Speed fixes

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Signed-off-by: Tomaz Canabrava <tcanabrava@kde.org>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
This commit is contained in:
Tomaz Canabrava 2013-05-13 21:39:49 -05:00 • committed by Dirk Hohndel
parent ee7f579242
commit 6f74618d9c
1 changed files with 12 additions and 4 deletions
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16
qt-ui/divelistview.cpp
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@ -50,25 +50,33 @@ void DiveListView::selectionChanged(const QItemSelection& selected, const QItemS
struct dive *dive = (struct dive*) model->data(index, TreeItemDT::DIVE_ROLE).value<void*>(); struct dive *dive = (struct dive*) model->data(index, TreeItemDT::DIVE_ROLE).value<void*>();
if (!dive) { // is's a trip! if (!dive) { // is's a trip!
if (model->rowCount(index)) { if (model->rowCount(index)) {
expand(index); // leave this - even if it looks like it shouldn't be here. looks like I'v found a Qt bug. expand(index); // leave this - even if it looks like it shouldn't be here. looks like I'v found a Qt bug.
// the subselection is removed, but the painting is not. this cleans the area.
} }
} }
} }
QList<QModelIndex> parents;
Q_FOREACH(const QModelIndex& index, selected.indexes()) { Q_FOREACH(const QModelIndex& index, selected.indexes()) {
const QAbstractItemModel *model = index.model(); const QAbstractItemModel *model = index.model();
struct dive *dive = (struct dive*) model->data(index, TreeItemDT::DIVE_ROLE).value<void*>(); struct dive *dive = (struct dive*) model->data(index, TreeItemDT::DIVE_ROLE).value<void*>();
if (!dive) { // is's a trip! if (!dive) { // is's a trip!
if (model->rowCount(index)) { if (model->rowCount(index)) {
expand(index);
QItemSelection selection; QItemSelection selection;
selection.select(index.child(0,0), index.child(model->rowCount(index) -1 , 0)); selection.select(index.child(0,0), index.child(model->rowCount(index) -1 , 0));
selectionModel()->select(selection, QItemSelectionModel::Select | QItemSelectionModel::Rows); selectionModel()->select(selection, QItemSelectionModel::Select | QItemSelectionModel::Rows);
selectionModel()->setCurrentIndex(index, QItemSelectionModel::Select | QItemSelectionModel::NoUpdate); selectionModel()->setCurrentIndex(index, QItemSelectionModel::Select | QItemSelectionModel::NoUpdate);
if (!isExpanded(index)){
expand(index);
}
} }
} }
else { else if (!parents.contains(index.parent())){
expand(index.parent()); parents.push_back(index.parent());
} }
} }
Q_FOREACH(const QModelIndex& index, parents){
expand(index);
}
} }