eeh, this is fucked up

src/folder/foldertreewidget.cpp

@@ -143,6 +143,7 @@ void FolderTreeWidget::focusTreeView()
 void FolderTreeWidget::slotFilterFixedString(const QString &text)
 {
     delete d->saver;
+    bool shouldExpandAll = false;
     if (d->oldFilterStr.isEmpty()) {
         // Save it.
         Akonadi::ETMViewStateSaver saver;
@@ -160,11 +161,26 @@ void FolderTreeWidget::slotFilterFixedString(const QString &text)
         }
         d->saver->restoreExpanded(d->expandedItems);
         d->saver->restoreCurrentItem(currentIndex);
+        // this should help to keep the selected item put, but it does not
+        QModelIndex current = d->folderTreeView->currentIndex();
+        d->folderTreeView->scrollTo(current);
     } else {
-        d->folderTreeView->expandAll();
+        shouldExpandAll = true;
     }
     d->oldFilterStr = text;
-    d->entityOrderProxy->setFilterWildcard(text);
+    d->entityOrderProxy->setFilterWildcard(text.trimmed());
+    if (shouldExpandAll) {
+        d->folderTreeView->expandAll();
+    }
+    if (!text.isEmpty()) {
+        // qDebug() << text << "focus last folder";
+        d->folderTreeView->slotFocusLastFolder();
+        d->folderTreeView->slotFocusLastFolder(); //why do I need to do it twice?
+        d->folderTreeView->slotSelectFocusFolder();
+        // anyways, I need to make it focus the last child of the first folder;
+        QModelIndex current = d->folderTreeView->currentIndex();
+        d->folderTreeView->scrollTo(current);
+    }
 }
 
 void FolderTreeWidget::disableContextMenuAndExtraColumn()
@@ -319,8 +335,15 @@ void FolderTreeWidget::applyFilter(const QString &filter)
 {
     d->label->setText(filter.isEmpty() ? i18n("You can start typing to filter the list of folders.") : i18n("Filter: (%1)", filter));
 
-    d->entityOrderProxy->setFilterWildcard(filter);
+    d->entityOrderProxy->setFilterWildcard(filter.trimmed());
     d->folderTreeView->expandAll();
+
+    // d->folderTreeView->slotFocusFirstFolder();
+    // QModelIndex current = d->folderTreeView->currentIndex();
+    // d->folderTreeView->setCurrentIndex(current);
+    // d->folderTreeView->scrollTo(current);
+
+    //    This is just to set focus!
     QAbstractItemModel *model = d->folderTreeView->model();
     QModelIndex current = d->folderTreeView->currentIndex();
     QModelIndex start = current.isValid() ? current : model->index(0, 0);