Limit folder panel to home directory if inside home

Summary:
Added the option to limit the displayed folders in the folder panel (F7) to the tree below the user's home directory if the current URL is inside the home directory.
This can be configured in the preferences General/Behaviour tab by checking the corresponding check box.

Reviewers: #dolphin, elvisangelaccio, emmanuelp

Reviewed By: #dolphin, elvisangelaccio, emmanuelp

Subscribers: emmanuelp, elvisangelaccio, #konqueror, #dolphin

Differential Revision: https://phabricator.kde.org/D7477

1 files changed, 5 insertions, 1 deletions

diff --git a/src/kitemviews/kfileitemmodel.cpp b/src/kitemviews/kfileitemmodel.cpp
index f2f44eab4..6ca9fce6c 100644
--- a/src/kitemviews/kfileitemmodel.cpp
+++ b/src/kitemviews/kfileitemmodel.cpp
@@ -636,7 +636,11 @@ void KFileItemModel::expandParentDirectories(const QUrl &url)
     // does not care whether the parent-URL has already been
     // expanded.
     QUrl urlToExpand = m_dirLister->url();
-    const QStringList subDirs = url.path().mid(pos).split(QDir::separator());
+
+    // first subdir can be empty, if m_dirLister->url().path() does not end with '/'
+    // this happens if baseUrl is not root but a home directory, see FoldersPanel,
+    // so using QString::SkipEmptyParts
+    const QStringList subDirs = url.path().mid(pos).split(QDir::separator(), QString::SkipEmptyParts);
     for (int i = 0; i < subDirs.count() - 1; ++i) {
         urlToExpand.setPath(urlToExpand.path() + '/' + subDirs.at(i));
         m_urlsToExpand.insert(urlToExpand);