protected override void OnDrawItem(DrawItemEventArgs e)
{
if (e.Index == -1 || e.Index > this.Items.Count - 1)
{
return;
}
e.DrawBackground();
Rectangle imageRect = new Rectangle(e.Bounds.X, e.Bounds.Y, e.Bounds.Height, e.Bounds.Height);
RectangleF textRectF = RectangleF.FromLTRB(imageRect.Right + 2, e.Bounds.Top, e.Bounds.Right, e.Bounds.Bottom);
if (Items[e.Index] is ComboItemImage)
{
ComboItemImage Item = (ComboItemImage)Items[e.Index];
if (Item.Image != null)
{
e.Graphics.DrawImage(Item.Image, imageRect);
}
}
SolidBrush TextBrush = new SolidBrush(this.ForeColor);
if ((e.State & DrawItemState.Selected) == DrawItemState.Selected)
{
TextBrush.Color = SystemColors.HighlightText;
}
StringFormat sf = new StringFormat(StringFormatFlags.NoWrap);
sf.LineAlignment = StringAlignment.Center;
sf.Trimming = StringTrimming.EllipsisCharacter;
e.Graphics.DrawString(Items[e.Index].ToString(), this.Font, TextBrush, textRectF, sf);
TextBrush.Dispose();
base.OnDrawItem(e);
}
protected override void Dispose(bool disposing)
{
if (disposing)
{
if (components != null)
{
components.Dispose();
}
if (this.Items != null)
{
foreach (Object o in this.Items)
{
if (o is ComboItemImage)
{
ComboItemImage item = o as ComboItemImage;
item.Image = null;
}
}
}
}
base.Dispose(disposing);
}