/// <summary>Lists the drives, directories and files of the file system path.</summary>
/// <remarks>If an exception is thrown during the tries then the file system navigation is redirected to the parent directory.</remarks>
private void ListFileSystemItems()
{
/*
* Remove all columns.
*/
GridView fileSystemGridView = (GridView)this.fileSystemListView.View;
fileSystemGridView.Columns.Clear();
fileSystemGridView.Columns.Add(this.nameGridViewColumn);
/*
* Remove all items.
*/
this.fileSystemListViewItems.Clear();
/*
* Add relevant columns and items.
*/
if (this.path.Length == 0)
{
if (this.browserSettings.HasVolumeLabel)
{
fileSystemGridView.Columns.Add(this.volumeLabelGridViewColumn);
}
if (this.browserSettings.HasRootDirectory)
{
fileSystemGridView.Columns.Add(this.rootDirectoryGridViewColumn);
}
if (this.browserSettings.HasDriveType)
{
fileSystemGridView.Columns.Add(this.driveTypeGridViewColumn);
}
if (this.browserSettings.HasDriveFormat)
{
fileSystemGridView.Columns.Add(this.driveFormatGridViewColumn);
}
if (this.browserSettings.HasAvailableFreeSpace)
{
fileSystemGridView.Columns.Add(this.availableFreeSpaceGridViewColumn);
}
if (this.browserSettings.HasTotalFreeSpace)
{
fileSystemGridView.Columns.Add(this.totalFreeSpaceGridViewColumn);
}
if (this.browserSettings.HasTotalSize)
{
fileSystemGridView.Columns.Add(this.totalSizeGridViewColumn);
}
foreach (DriveInfo currentDriveInfo in DriveInfo.GetDrives())
{
FileSystemItem currentFileSystemItem = new FileSystemItem()
{
ByteMultiple = this.browserSettings.ByteMultiple
};
currentFileSystemItem.Name = currentDriveInfo.Name;
if (this.browserSettings.HasVolumeLabel)
{
try
{
currentFileSystemItem.VolumeLabel = currentDriveInfo.VolumeLabel;
}
catch
{
}
}
if (this.browserSettings.HasRootDirectory)
{
DirectoryInfo currentDirectoryInfo = currentDriveInfo.RootDirectory;
currentFileSystemItem.RootDirectory = currentDirectoryInfo.Name;
}
if (this.browserSettings.HasDriveType)
{
switch (currentDriveInfo.DriveType)
{
case DriveType.CDRom:
currentFileSystemItem.DriveType = UserControls.Resources.DriveTypeEnumerations.CDRom;
break;
case DriveType.Fixed:
currentFileSystemItem.DriveType = UserControls.Resources.DriveTypeEnumerations.Fixed;
break;
case DriveType.Network:
currentFileSystemItem.DriveType = UserControls.Resources.DriveTypeEnumerations.Network;
break;
case DriveType.NoRootDirectory:
currentFileSystemItem.DriveType = UserControls.Resources.DriveTypeEnumerations.NoRootDirectory;
break;
case DriveType.Ram:
currentFileSystemItem.DriveType = UserControls.Resources.DriveTypeEnumerations.Ram;
break;
case DriveType.Removable:
currentFileSystemItem.DriveType = UserControls.Resources.DriveTypeEnumerations.Removable;
break;
case DriveType.Unknown:
currentFileSystemItem.DriveType = UserControls.Resources.DriveTypeEnumerations.Unknown;
break;
default:
currentFileSystemItem.DriveType = currentDriveInfo.DriveType.ToString();
break;
}
}
if (this.browserSettings.HasDriveFormat)
{
try
{
currentFileSystemItem.DriveFormat = currentDriveInfo.DriveFormat;
}
catch
{
}
}
if (this.browserSettings.HasAvailableFreeSpace)
{
try
{
currentFileSystemItem.AvailableFreeSpaceLong = currentDriveInfo.AvailableFreeSpace;
}
catch
{
}
}
if (this.browserSettings.HasTotalFreeSpace)
{
try
{
currentFileSystemItem.TotalFreeSpaceLong = currentDriveInfo.TotalFreeSpace;
}
catch
{
}
}
if (this.browserSettings.HasTotalSize)
{
try
{
currentFileSystemItem.TotalSizeLong = currentDriveInfo.TotalSize;
}
catch
{
}
}
this.fileSystemListViewItems.Add(currentFileSystemItem);
}
}
else
{
fileSystemGridView.Columns.Add(this.sizeGridViewColumn);
fileSystemGridView.Columns.Add(this.lastAccessTimeGridViewColumn);
fileSystemGridView.Columns.Add(this.lastWriteTimeGridViewColumn);
fileSystemGridView.Columns.Add(this.creationTimeGridViewColumn);
DirectoryInfo listingDirectoryInfo = new DirectoryInfo(this.path);
try
{
foreach (DirectoryInfo currentDirectoryInfo in listingDirectoryInfo.GetDirectories())
{
this.fileSystemListViewItems.Add(new FileSystemItem()
{
ByteMultiple = this.browserSettings.ByteMultiple, FileSystemItemType = FileSystemItemType.Directory, Name = currentDirectoryInfo.Name, Accessed = currentDirectoryInfo.LastAccessTime, Written = currentDirectoryInfo.LastWriteTime, Created = currentDirectoryInfo.CreationTime
});
}
}
catch (DirectoryNotFoundException)
{
if (!this.isInitialNavigation)
{
this.isInitialNavigation = true;
this.NavigateFileSystem(string.Empty);
return;
}
else
{
ErrorWindow exceptionErrorWindow = new ErrorWindow(this, this.path, UserControls.Resources.Exceptions.DirectoryNotFoundMessage);
exceptionErrorWindow.ShowDialog();
this.NavigateFileSystem(PathManipulator.GetParentDirectory(this.path));
}
return;
}
catch (SecurityException)
{
if (!this.isInitialNavigation)
{
this.isInitialNavigation = true;
this.NavigateFileSystem(string.Empty);
return;
}
else
{
ErrorWindow exceptionErrorWindow = new ErrorWindow(this, this.path, UserControls.Resources.Exceptions.SecurityMessage);
exceptionErrorWindow.ShowDialog();
this.NavigateFileSystem(PathManipulator.GetParentDirectory(this.path));
}
return;
}
catch (UnauthorizedAccessException)
{
if (!this.isInitialNavigation)
{
this.isInitialNavigation = true;
this.NavigateFileSystem(string.Empty);
return;
}
else
{
ErrorWindow exceptionErrorWindow = new ErrorWindow(this, this.path, UserControls.Resources.Exceptions.UnauthorizedAccessMessage);
exceptionErrorWindow.ShowDialog();
this.NavigateFileSystem(PathManipulator.GetParentDirectory(this.path));
}
return;
}
try
{
foreach (FileInfo currentFileInfo in listingDirectoryInfo.GetFiles())
{
if (this.browserFilter.Process(currentFileInfo))
{
this.fileSystemListViewItems.Add(new FileSystemItem()
{
ByteMultiple = this.browserSettings.ByteMultiple, FileSystemItemType = FileSystemItemType.File, Name = currentFileInfo.Name, Length = currentFileInfo.Length, Accessed = currentFileInfo.LastAccessTime, Written = currentFileInfo.LastWriteTime, Created = currentFileInfo.CreationTime
});
}
}
}
catch (DirectoryNotFoundException)
{
if (!this.isInitialNavigation)
{
this.isInitialNavigation = true;
this.NavigateFileSystem(string.Empty);
return;
}
else
{
ErrorWindow exceptionErrorWindow = new ErrorWindow(this, this.path, UserControls.Resources.Exceptions.DirectoryNotFoundMessage);
exceptionErrorWindow.ShowDialog();
this.NavigateFileSystem(PathManipulator.GetParentDirectory(this.path));
}
return;
}
}
/*
* Resize the columns to fit the data.
*/
foreach (GridViewColumn column in fileSystemGridView.Columns)
{
if (double.IsNaN(column.Width))
{
column.Width = column.ActualWidth;
}
column.Width = double.NaN;
}
/*
* Scroll to the top of the list view.
*/
if (this.fileSystemListView.HasItems)
{
this.fileSystemListView.ScrollIntoView(this.fileSystemListView.Items[0]);
}
}