1 files changed, 15 insertions, 1 deletions
diff --git a/filesystemwidget.cpp b/filesystemwidget.cpp
index 52aede8..5d63aef 100644
--- a/filesystemwidget.cpp
+++ b/filesystemwidget.cpp
@@ -107,11 +107,15 @@ FilesystemWidget::FilesystemWidget(QWidget *parent) : QWidget(parent) {
 	setLayout(mainLayout);
 }
 
-void FilesystemWidget::directoryChanged(const QModelIndex &selected, const QModelIndex & /* deselected */){
+void FilesystemWidget::directoryChanged(const QModelIndex &selected, const QModelIndex &deselected){
 	QModelIndex real = mDirProxy->mapToSource(selected);
 	if(!real.isValid()){
 		return;
 	}
+	QModelIndex realPrev = mDirProxy->mapToSource(deselected);
+	if(realPrev.isValid()){
+		mLastDir = realPrev.data(QFileSystemModel::FilePathRole).toString();
+	}
 	mModel->setRootPath(mModel->filePath(real));
 	mDirEdit->setText(mModel->filePath(real));
 	setWindowTitle(mModel->filePath(real));
@@ -170,6 +174,16 @@ void FilesystemWidget::parentDir(){
 	}
 }
 
+void FilesystemWidget::goBack(){
+	if(mLastDir.isEmpty()){
+		return;
+	}
+	QModelIndex lastIdx = mModel->index(mLastDir);
+	if(lastIdx.isValid()){
+		mDirView->selectionModel()->setCurrentIndex(mDirProxy->mapFromSource(lastIdx), QItemSelectionModel::ClearAndSelect);
+	}
+}
+
 void FilesystemWidget::deleteFiles(){
 	QSortFilterProxyModel *proxy = static_cast<QSortFilterProxyModel*>(mFileView->model());
 	QModelIndexList selected = mFileView->selectionModel()->selectedRows();