protected void LinkButton1_Click(object sender, EventArgs e)//删除作业布置
{
try
{
string zuoyebuzhiid = ((LinkButton)sender).CommandArgument.ToString();
//删除作业布置信息，删除学生作业，删除学生作业题目
ZuoyeInfo.DeleteZuoyeFromBanji(int.Parse(zuoyebuzhiid));
BindZuoyeBuzhi();
GridView1.SelectedIndex = -1;
}
catch
{
}
}
protected void LinkButtonshanchuzy_Click(object sender, EventArgs e)//删除作业
{
if (ListBoxzuoye.SelectedIndex >= 0 && ListBoxbanji.SelectedIndex >= 0)
{
string zuoyeid = ListBoxzuoye.SelectedValue;
string banjiid = ListBoxbanji.SelectedValue;
if (ZuoyeInfo.DeleteZuoyeFromBanji(int.Parse(banjiid), int.Parse(zuoyeid)))
{
ScriptManager.RegisterClientScriptBlock(this, typeof(string), "zyxx", "<script language='javascript'>alert('作业删除成功！');</script>", false);
BindZuoye();
}
else
{
ScriptManager.RegisterClientScriptBlock(this, typeof(string), "zyxx", "<script language='javascript'>alert('作业删除失败！');</script>", false);
}
}
else
{
ScriptManager.RegisterClientScriptBlock(this, typeof(string), "zysc", "<script language='javascript'>alert('请选择班级和作业！');</script>", false);
}
}