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Store tree view state in project file

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p4#: 21342
This commit is contained in:
Magne Sjaastad
2013-04-19 13:20:46 +02:00
parent 2ea01e34df
commit 638e82d24c
6 changed files with 130 additions and 1 deletions
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79
ApplicationCode/ProjectDataModel/RimUiTreeView.cpp
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@@ -1199,3 +1199,82 @@ bool RimUiTreeView::checkAndHandleToggleOfMultipleSelection()
return false;
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void setExpandedState(QStringList& nodes, QTreeView* view, QAbstractItemModel* model,
const QModelIndex startIndex, QString path)
{
path += QString::number(startIndex.row()) + QString::number(startIndex.column());
for (int i = 0; i < model->rowCount(startIndex); ++i)
{
QModelIndex nextIndex = model->index(i, 0, startIndex);
QString nextPath = path + QString::number(nextIndex.row()) + QString::number(nextIndex.column());
if(!nodes.contains(nextPath))
continue;
setExpandedState(nodes, view, model, model->index(i, 0, startIndex), path);
}
if (nodes.contains(path))
{
view->setExpanded( startIndex.sibling(startIndex.row(), 0), true );
}
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void storeExpandedState(QStringList & nodes, QTreeView * view, QAbstractItemModel * model,
const QModelIndex startIndex, QString path)
{
path += QString::number(startIndex.row()) + QString::number(startIndex.column());
for (int i = 0; i < model->rowCount(startIndex); ++i)
{
if(!view->isExpanded(model->index(i, 0, startIndex)))
continue;
storeExpandedState(nodes, view, model, model->index(i, 0, startIndex), path);
}
if (view->isExpanded(startIndex))
{
nodes << path;
}
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RimUiTreeView::applyTreeViewState(const QString& treeViewState)
{
if (this->model())
{
this->collapseAll();
QString stateString = RiaApplication::instance()->project()->treeViewState;
QStringList nodes = stateString.split("|");
QString path;
setExpandedState(nodes, this, this->model(), QModelIndex(), path);
}
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RimUiTreeView::storeTreeViewState(QString& treeViewState)
{
if (this->model())
{
QStringList nodes;
QString path;
storeExpandedState(nodes, this, this->model(), QModelIndex(), path);
QString stateString = nodes.join("|");
RiaApplication::instance()->project()->treeViewState = stateString;
}
}