//创建句柄委托 private void dgOrderConfirm_ItemCreated(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e) { if(e.Item.ItemType==ListItemType.Item||e.Item.ItemType==ListItemType.AlternatingItem) { CheckBox cb=(CheckBox)e.Item.FindControl("cbselect"); cb.CheckedChanged+=new System.EventHandler(this.cbselectChanged); } } //创建事件 private void cbselectChanged(object sender,System.EventArgs e) { CheckBox cb=(CheckBox)sender; DataGridItem li=(DataGridItem)cb.Parent.Parent;
if(cb.Checked==true) { li.Cells[8].Text=string.Format("{0:F2}",float.Parse(li.Cells[7].Text)*(float.Parse(((TextBox)li.FindControl("tbdiscount")).Text))).ToString(); this.lbgetsum.Text=string.Format("{0:F2}",(float.Parse(this.lbgetsum.Text)+float.Parse(li.Cells[8].Text))).ToString(); } else { this.lbgetsum.Text=string.Format("{0:F2}",(float.Parse(this.lbgetsum.Text)-float.Parse(li.Cells[8].Text))).ToString(); li.Cells[8].Text=""; } } //遍历datagrid foreach(DataGridItem dgi in DataGrid1.Items) { if(((CheckBox)dgi.FindControl("cbselect")).Checked && (((CheckBox)dgi.FindControl("cbback")).Checked)) { Response.Write(string.Format("<script language='javascript'>alert(\"不能收款和退单同时都选中\");</script>")); return; } } 
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