Added ".." entry to FileView

Show ".." entry in FileView and make it go to the parent directory. Had
to work around QT Bug 14760: NoDot doesn't work so the "." entry has to
be filtered in filterAcceptsRow()

1 files changed, 20 insertions, 0 deletions

diff --git a/filesystemfileproxy.cpp b/filesystemfileproxy.cpp
index 06ad939..7c49258 100644
--- a/filesystemfileproxy.cpp
+++ b/filesystemfileproxy.cpp
@@ -42,8 +42,28 @@ QVariant FilesystemFileProxy::data(const QModelIndex &index, int role) const{
 	return QSortFilterProxyModel::data(index, role);
 }
 
+bool FilesystemFileProxy::filterAcceptsRow(int sourcerow, const QModelIndex &sourceparent) const{
+	QFileSystemModel *m = static_cast<QFileSystemModel*>(sourceModel());
+	QModelIndex idx = m->index(sourcerow, 0, sourceparent);
+	if(!idx.isValid()){
+		return false;
+	}
+	QString fName = idx.data().toString();
+	if(fName == "." ){
+		return false;
+	}
+	return QSortFilterProxyModel::filterAcceptsRow(sourcerow, sourceparent);
+}
+
 bool FilesystemFileProxy::lessThan(const QModelIndex &left, const QModelIndex &right) const {
 	if(left.model()->headerData(left.column(), Qt::Horizontal).toString() == tr("Name")){
+		if(left.data().toString() == ".."){
+			if(sortOrder() == Qt::AscendingOrder){
+				return true;
+			}else{
+				return false;
+			}
+		}
 		QFileSystemModel *source = static_cast<QFileSystemModel*>(sourceModel());
 		if(source->isDir(left) && source->isDir(right)){
 			return left.data().toString().toLower() < right.data().toString().toLower();