private void AddFile(TreeViewItem item, string filename)
{
var fileItem = new TreeViewItem();
fileItem.Header = new FileInfo(filename).Name;
fileItem.Tag = filename;
TreeViewItemProps.SetIsFile(fileItem, true);
fileItem.MouseDoubleClick += (s, args) =>
{
if (this.FileSelected != null)
{
this.FileSelected(fileItem, new StringEventArgs(filename));
}
};
fileItem.PreviewKeyDown += (s, args) =>
{
if (args.Key == System.Windows.Input.Key.Enter)
{
if (this.FileSelected != null)
{
this.FileSelected(fileItem, new StringEventArgs(filename));
}
args.Handled = true;
}
};
item.Items.Add(fileItem);
}
void txtRoot_TextChanged(object sender, TextChangedEventArgs e)
{
if (Directory.Exists(this.txtRoot.Text))
{
foldersTree.Items.Clear();
TreeViewItem item = new TreeViewItem();
item.Header = new DirectoryInfo(this.txtRoot.Text).Name;
item.Tag = Path.GetFullPath(this.txtRoot.Text);
item.Items.Add(_dummyNode);
item.Expanded += folder_Expanded;
// Apply the attached property so that
// the triggers know that this is root item.
TreeViewItemProps.SetIsRootLevel(item, true);
foldersTree.Items.Add(item);
}
}