fixed bug in the file dialog

git-svn-id: http://svn.code.sf.net/p/qmmp-dev/code/trunk/qmmp@448 90c681e8-e032-0410-971d-27865f9a5e38

1 files changed, 3 insertions, 1 deletions

diff --git a/src/plugins/FileDialogs/QmmpFileDialog/qmmpfiledialogimpl.cpp b/src/plugins/FileDialogs/QmmpFileDialog/qmmpfiledialogimpl.cpp
index 4121b7d28..c8da014e0 100644
--- a/src/plugins/FileDialogs/QmmpFileDialog/qmmpfiledialogimpl.cpp
+++ b/src/plugins/FileDialogs/QmmpFileDialog/qmmpfiledialogimpl.cpp
@@ -117,8 +117,10 @@ void QmmpFileDialogImpl::on_lookInComboBox_activated(const QString &path)
 
 void QmmpFileDialogImpl::on_upToolButton_clicked()
 {
+    if(!m_model->parent(fileListView->rootIndex()).isValid())
+        return;
     fileListView->setRootIndex(m_model->parent(fileListView->rootIndex()));
-    treeView->setRootIndex(m_model->parent(fileListView->rootIndex()));
+    treeView->setRootIndex(fileListView->rootIndex());
     lookInComboBox->setEditText(m_model->filePath(fileListView->rootIndex()));
     fileListView->selectionModel()->clear ();
 }