private void SetChildNodes(TreeNode node)
{
string path = string.Concat(node.FullPath, "\\");
DirectoryInfo dir = new DirectoryInfo(path);
if (dir.Exists) {
try {
var dirNodes = dir.GetDirectories()
.Select(subDir => {
TreeNode childNode = new OogTreeNode(true);
childNode.Text = subDir.Name;
childNode.ImageIndex = imageIndexDic[string.Empty];
childNode.SelectedImageIndex = imageIndexDic[string.Empty];
return childNode;
});
var extNodes = dir.GetFiles()
.Select(file => new { File = file, Ext = Path.GetExtension(file.Name).ToLower() })
.Where(fileExt => !string.IsNullOrEmpty(fileExt.Ext))
.Where(fileExt => extractorFactories.ContainsKey(fileExt.Ext))
.Select(fileExt => {
TreeNode childNode = new OogTreeNode(false);
childNode.Text = fileExt.File.Name;
childNode.ImageIndex = imageIndexDic[fileExt.Ext];
childNode.SelectedImageIndex = imageIndexDic[fileExt.Ext];
return childNode;
});
node.Nodes.AddRange(Enumerable.Concat(dirNodes, extNodes).ToArray());
}
catch { }
}
node.Tag = setObj;
}
public void RefreshTree()
{
InitializeImageIndex();
this.Nodes.Clear();
Array.ForEach(Environment.GetLogicalDrives(), delegate(string drive) {
if (Directory.Exists(drive)) {
TreeNode node = new OogTreeNode();
node.Text = drive.TrimEnd('\\');
node.ImageIndex = 0;
this.Nodes.Add(node);
FindChildNode(node);
}
});
if (this.Nodes.Count > 0) {
this.SelectedNode = this.Nodes[0];
}
}