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private void button1_Click(object sender, EventArgs e)
{
this.navBarGroup1.ItemLinks.Clear();
long a = DateTime.Now.Ticks;
DevExpress.XtraNavBar.NavBarItem addItem = null;
for(int i=0;i<10;i++)
{
addItem = new DevExpress.XtraNavBar.NavBarItem();
string captionname = "提高";
addItem.Name = "additem" + i;
addItem.Caption = captionname + i;
addItem.Appearance.Font = new System.Drawing.Font("Tahoma", 9F, System.Drawing.FontStyle.Bold);
addItem.Appearance.Options.UseFont = true;
addItem.Enabled = false;
this.navBarGroup1.ItemLinks.Add(addItem);
}
double c = DateTime.Now.Ticks - a;
MessageBox.Show((c/10000).ToString() + "ms");
}