//Protected Methods
protected virtual void defaultDraw(object value, DrawSubItemEventArgs e)
{
e.Graphics.DrawString(value.ToString(),e.Font,new SolidBrush(e.ForeColor),e.Bounds);
}
protected virtual void OnDrawSubItem(DrawSubItemEventArgs e)
{
object value = this.GetItemAt(e.Index,e.SubIndex);
if(DrawMode == DrawMode.Normal && Items.Count > 0)
{
if((value as Image) != null)
e.Graphics.DrawImageUnscaled((Image)value,e.Bounds);
else if((value as Bitmap) != null)
{
IntPtr hBmp = ((Bitmap)value).GetHbitmap();
e.Graphics.DrawImageUnscaled(Image.FromHbitmap(hBmp),e.Bounds);
WinAPI.DeleteObject(hBmp);
}
else if((value as byte[]) != null)
{
try
{
e.Graphics.DrawImageUnscaled(Image.FromStream(new MemoryStream((byte[])value)),e.Bounds);
}
catch(Exception ex)
{
defaultDraw(value,e);
}
}
else
defaultDraw(value,e);
}
else if(DrawSubItem.GetInvocationList() != null)
DrawSubItem.DynamicInvoke(new object[]{this,e});
}
private void drawLBSubItem(object sender,DrawSubItemEventArgs e)
{
if(e.SubIndex == ((MultiColumnListBox)sender).TextIndex && (e.State & DrawItemState.Selected) != DrawItemState.Selected)
e.Graphics.FillRectangle(new SolidBrush(SystemColors.ControlLight),e.Bounds);
e.Graphics.DrawString(((MultiColumnListBox)sender).GetItemAt(e.Index,e.SubIndex).ToString(),e.Font,new SolidBrush(e.ForeColor),e.Bounds.Left,e.Bounds.Top+2);
}