private ColumnTreeNode getNodeFrom(ColumnData data)
{
ItemsColumn column = Packages.InstantiateColumn(data, Host);
string key = Guid.NewGuid().ToString();
this.ImageList.Images.Add(key, column.GetIcon());
return(new ColumnTreeNode()
{
Text = column.GetHeaderText(),
SubColumn = data,
ImageKey = key,
SelectedImageKey = key
});
}
protected override void OnDoWork(DoWorkEventArgs e)
{
while (queue.Count > 0)
{
ColumnListViewItem item = queue.Dequeue();
ListView listView = item.ListView;
ImageList images = listView.SmallImageList;
ItemsColumn column = listView.Parent as ItemsColumn;
Image image = column.GetIcon(item);
Image final = new Bitmap(20, 20);
Graphics g = Graphics.FromImage(final);
g.DrawImage(image, new Rectangle(2, 2, 16, 16));
this.ReportProgress(0, new Tuple <ColumnListViewItem, Image>(item, final));
g.Dispose();
image.Dispose();
}
base.OnDoWork(e);
}