private ArrayList _imageLists = new ArrayList(); //will hold ImageList objects
#endregion Fields
#region Constructors
/// <summary>
/// Creates an instance of <c>IconListManager</c> that will add icons to a single <c>ImageList</c> using the
/// specified <c>IconSize</c>.
/// </summary>
/// <param name="imageList"><c>ImageList</c> to add icons to.</param>
/// <param name="iconSize">Size to use (either 32 or 16 pixels).</param>
public IconListManager(ImageList imageList, IconReader.IconSize iconSize)
{
// Initialise the members of the class that will hold the image list we're
// targeting, as well as the icon size (32 or 16)
_imageLists.Add(imageList);
_iconSize = iconSize;
}
/// <summary>
/// Called publicly to add a file's icon to the ImageList.
/// </summary>
/// <param name="filePath">Full path to the file.</param>
/// <returns>Integer of the icon's position in the ImageList</returns>
public int AddFileIcon(string filePath)
{
// Check if the file exists, otherwise, throw exception.
if (!File.Exists(filePath))
{
throw new FileNotFoundException("File does not exist");
}
// Split it down so we can get the extension
string[] splitPath = filePath.Split(new Char[] { '.' });
string extension = (string)splitPath.GetValue(splitPath.GetUpperBound(0));
//Check that we haven't already got the extension, if we have, then
//return back its index
if (_extensionList.ContainsKey(extension.ToUpper()))
{
return((int)_extensionList[extension.ToUpper()]); //return existing index
}
// It's not already been added, so add it and record its position.
int pos = ((ImageList)_imageLists[0]).Images.Count; //store current count -- new item's index
if (ManageBothSizes)
{
//managing two lists, so add it to small first, then large
((ImageList)_imageLists[0]).Images.Add(IconReader.GetFileIcon(filePath, IconReader.IconSize.Small, false));
((ImageList)_imageLists[1]).Images.Add(IconReader.GetFileIcon(filePath, IconReader.IconSize.Large, false));
}
else
{
//only doing one size, so use IconSize as specified in _iconSize.
((ImageList)_imageLists[0]).Images.Add(IconReader.GetFileIcon(filePath, _iconSize, false)); //add to image list
}
AddExtension(extension.ToUpper(), pos); // add to hash table
return(pos);
}
private void LoadDirectory(string path)
{
currentDirectory = path;
FillDirectories(currentDirectory);
List <FtpItem> list = FTPAdapter.GetDirList(currentDirectory).
OrderBy(x => x.ItemType != FtpItemType.Directory).ThenBy(x => x.Name).ToList();
list.Insert(0, new FtpItem("..", DateTime.Now, 0, null, null, FtpItemType.Unknown, null));
lvFTPList.Items.Clear();
lvFTPList.SmallImageList = new ImageList {
ColorDepth = ColorDepth.Depth32Bit
};
foreach (FtpItem file in list)
{
if (file.ItemType == FtpItemType.Directory && (file.Name == "." || file.Name == ".."))
{
continue;
}
ListViewItem lvi = new ListViewItem(file.Name);
lvi.Tag = file;
if (file.ItemType != FtpItemType.Unknown)
{
if (file.ItemType == FtpItemType.File)
{
lvi.SubItems.Add(file.Size.ToString("N0"));
}
else
{
lvi.SubItems.Add(string.Empty);
}
lvi.SubItems.Add(IconReader.GetDisplayName(file.Name, file.ItemType == FtpItemType.Directory));
lvi.SubItems.Add(file.Modified.ToLocalTime().ToString());
lvi.SubItems.Add(file.Attributes);
}
string ext;
if (file.ItemType == FtpItemType.Directory || file.ItemType == FtpItemType.Unknown)
{
ext = "Directory";
}
else if (Path.HasExtension(file.Name))
{
ext = Path.GetExtension(file.Name);
}
else
{
ext = "File";
}
if (!lvFTPList.SmallImageList.Images.Keys.Contains(ext))
{
Icon icon;
if (ext == "Directory")
{
icon = IconReader.GetFolderIcon(IconReader.IconSize.Small, IconReader.FolderType.Closed);
}
else
{
icon = IconReader.GetFileIcon(ext, IconReader.IconSize.Small, false);
}
if (icon != null)
{
lvFTPList.SmallImageList.Images.Add(ext, icon.ToBitmap());
}
}
if (lvFTPList.SmallImageList.Images.Keys.Contains(ext))
{
lvi.ImageKey = ext;
}
lvFTPList.Items.Add(lvi);
}
CheckFiles(false);
}
