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Sessions: Store expand/collapsed state of project tree

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Task-Nr: QTCREATORBUG-3161
And related to
Task-Nr: QTCREATORBUG-1796
This commit is contained in:
dt
2011-03-25 16:48:18 +01:00
parent a7a7d735a7
commit c6e0499026
4 changed files with 62 additions and 4 deletions
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52
src/plugins/projectexplorer/projecttreewidget.cpp
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@@ -101,6 +101,7 @@ ProjectTreeWidget::ProjectTreeWidget(QWidget *parent)
m_model(0),
m_filterProjectsAction(0),
m_autoSync(false),
m_autoExpand(true),
m_currentItemLocked(0)
{
m_model = new FlatModel(m_explorer->session()->sessionNode(), this);
@@ -150,6 +151,13 @@ ProjectTreeWidget::ProjectTreeWidget(QWidget *parent)
connect(m_explorer->session(), SIGNAL(startupProjectChanged(ProjectExplorer::Project *)),
this, SLOT(startupProjectChanged(ProjectExplorer::Project *)));
connect(m_explorer->session(), SIGNAL(aboutToLoadSession()),
this, SLOT(disableAutoExpand()));
connect(m_explorer->session(), SIGNAL(sessionLoaded()),
this, SLOT(loadExpandData()));
connect(m_explorer->session(), SIGNAL(aboutToSaveSession()),
this, SLOT(saveExpandData()));
m_toggleSync = new QToolButton;
m_toggleSync->setIcon(QIcon(QLatin1String(Core::Constants::ICON_LINK)));
m_toggleSync->setCheckable(true);
@@ -160,6 +168,47 @@ ProjectTreeWidget::ProjectTreeWidget(QWidget *parent)
setAutoSynchronization(true);
}
void ProjectTreeWidget::disableAutoExpand()
{
m_autoExpand = false;
}
void ProjectTreeWidget::loadExpandData()
{
m_autoExpand = true;
QStringList data = m_explorer->session()->value("ProjectTree.ExpandData").toStringList();
recursiveLoadExpandData(m_view->rootIndex(), data.toSet());
}
void ProjectTreeWidget::recursiveLoadExpandData(const QModelIndex &index, const QSet<QString> &data)
{
if (data.contains(m_model->nodeForIndex(index)->path())) {
m_view->expand(index);
int count = m_model->rowCount(index);
for (int i = 0; i < count; ++i)
recursiveLoadExpandData(index.child(i, 0), data);
}
}
void ProjectTreeWidget::saveExpandData()
{
QStringList data;
recursiveSaveExpandData(m_view->rootIndex(), &data);
// TODO if there are multiple ProjectTreeWidgets, the last one saves the data
m_explorer->session()->setValue("ProjectTree.ExpandData", data);
}
void ProjectTreeWidget::recursiveSaveExpandData(const QModelIndex &index, QStringList *data)
{
Q_ASSERT(data);
if (m_view->isExpanded(index)) {
data->append(m_model->nodeForIndex(index)->path());
int count = m_model->rowCount(index);
for (int i = 0; i < count; ++i)
recursiveSaveExpandData(index.child(i, 0), data);
}
}
void ProjectTreeWidget::foldersAboutToBeRemoved(FolderNode *, const QList<FolderNode*> &list)
{
Node *n = m_explorer->currentNode();
@@ -284,7 +333,8 @@ void ProjectTreeWidget::handleProjectAdded(ProjectExplorer::Project *project)
Node *node = project->rootProjectNode();
QModelIndex idx = m_model->indexForNode(node);
m_view->setExpanded(idx, true);
if (m_autoExpand) // disabled while session restoring
m_view->setExpanded(idx, true);
m_view->setCurrentIndex(idx);
}