Remember expanded Items

For the current SortOrder the expanded items are written to the config
file and read on startup.

1 files changed, 29 insertions, 0 deletions

diff --git a/archiveview.cpp b/archiveview.cpp
index dbc3c39..9edfd0b 100644
--- a/archiveview.cpp
+++ b/archiveview.cpp
@@ -39,6 +39,8 @@ ArchiveView::ArchiveView(QWidget *parent) : QWidget(parent), mConstructing(true)
     mTree->setColumnHidden(ArchiveModel::Subtitle, true);
     mTree->setColumnHidden(ArchiveModel::Count, true);
     mTree->resizeColumnToContents(ArchiveModel::Name);
+    connect(mTree, SIGNAL(expanded(QModelIndex)), this, SLOT(expandItem(QModelIndex)));
+    connect(mTree, SIGNAL(collapsed(QModelIndex)), this, SLOT(collapseItem(QModelIndex)));
 
     QString sortOrderName = s.value("archivemodel/sortorder", "Series Name").toString();
     mSortOrder = new QComboBox;
@@ -89,12 +91,30 @@ void ArchiveView::writeSettings() {
     QSettings s;
     s.setValue("archivemodel/sortorder", mSortOrder->currentText());
     s.setValue("archivemodel/filter", mFilter->text());
+    QVariantList expandedItems;
+    foreach(QPersistentModelIndex idx, mExpandedItems){
+        QStringList path = mArchiveModel->indexToPath(mProxy->mapToSource(idx));
+        expandedItems << path;
+    }
+    s.setValue("archivemodel/expandeditems", expandedItems);
 }
 
 QWidget *ArchiveView::progressDialog(){
     return qobject_cast<QWidget *>(mProgress);
 }
 
+void ArchiveView::setExpanded(){
+    QSettings s;
+    QVariantList expanded = s.value("archivemodel/expandeditems").toList();
+    foreach(QVariant pathList, expanded){
+        QStringList path = pathList.toStringList();
+        QModelIndexList expand = mArchiveModel->pathToIndex(path);
+        foreach(QModelIndex idx, expand){
+            mTree->expand(mProxy->mapFromSource(idx));
+        }
+    }
+}
+
 void ArchiveView::setFilter(){
     QString filter = mFilter->text();
     mProxy->setFilter(filter, currentSortOrder());
@@ -116,6 +136,15 @@ void ArchiveView::collectorStarted(){
 
 void ArchiveView::collectorFinished(){
     mProgress->hide();
+    setExpanded();
+}
+
+void ArchiveView::expandItem(const QModelIndex &idx){
+    mExpandedItems << QPersistentModelIndex(idx);
+}
+
+void ArchiveView::collapseItem(const QModelIndex &idx){
+    mExpandedItems.removeAll(QPersistentModelIndex(idx));
 }
 
 ArchiveTree::ArchiveTree(QWidget *parent) : SmTreeView(parent) {