public override void RemoveFile(File _file)
{
if (_file == null)
{
return;
}
//Clear selection
ClearSelection();
//Get index of cluster to remove
var listIndex = GetIndexFragmentClusterFileOfFile(_file);
//Clear cluster
foreach (var index in listIndex)
{
Clusters.ElementAt(index).Content = new EmptyContentCluster();
}
Files.Remove(_file);
SelectedFile = null;
var needUpdate = RootDirectory.NeedUpdateRootDirectory();
if (needUpdate)
{
DeleteRootDirectory();
}
}
public void DecreaseClusterFile(int _oldSize, File _file)
{
//New number cluster
var nCluster = (int)Math.Ceiling((decimal)_file.Size / Settings.Settings.ClusterSize);
//Number clear cluster
var numberClusterToDelete = _file.NumberClusterUse - nCluster;
//Get index of cluster to remove
var listIndex = (List <int>)GetIndexFragmentClusterFileOfFile(_file);
//Clear clusters
for (var i = 0; i < numberClusterToDelete; i++)
{
var cluster = Clusters.ElementAt(listIndex.Last());
cluster.ClusterFile = new EmptyClusterFile();
listIndex.RemoveAt(listIndex.Count - 1);
}
if (listIndex.Count > 0)
{
//Update cluster
var cluster = Clusters.ElementAt(listIndex.Last());
if (cluster.ClusterFile is FragmentClusterFile fragmentFile)
{
fragmentFile.NextCluster = null;
}
}
}
public void DeleteFile(File _file)
{
//Clear selection
SelectionClear();
//Get index of cluster to remove
var listIndex = GetIndexFragmentClusterFileOfFile(_file);
//Clear cluster
foreach (var index in listIndex)
{
Clusters.ElementAt(index).ClusterFile = new EmptyClusterFile();
}
}
private void Initialize()
{
// init reserved cluster (1er and 2nd)
Clusters.ElementAt(0).Content = new ReservedContentCluster();
Clusters.ElementAt(1).Content = new ReservedContentCluster();
// init root directory
var cluster = Clusters.ElementAt(2);
var rootDirectorsCluster = cluster;
rootDirectorsCluster.Content = new RootDirectoryContentCluster();
RootDirectory.CurrentCluster = cluster;
// init commands
DeleteAllFileCommand = new RelayCommand(_param => RemoveAllFiles(), _param => true);
DeleteFileCommand = new RelayCommand(_param => RemoveFile(SelectedFile), _param => SelectedFile != null);
ModifyFileCommand = new RelayCommand(_param => ModifySelectedFile(), _param => SelectedFile != null);
NewFileCommand = new RelayCommand(_param => NewFile(), _param => true);
}
