• ASP.NET程序中常用的三十三种代码[1]


    1. 打开新的窗口并传送参数:

      传送参数:

    response.write("<script>window.open('*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"')</script>")
      接收参数:

    string a = Request.QueryString("id");
    string b = Request.QueryString("id1");

      2.为按钮添加对话框

    Button1.Attributes.Add("onclick","return confirm('确认?')");
    button.attributes.add("onclick","if(confirm('are you sure...?')){return true;}else{return false;}")

      3.删除表格选定记录

    int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
    string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()

      4.删除表格记录警告

    private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
    {
     switch(e.Item.ItemType)
     {
      case ListItemType.Item :
      case ListItemType.AlternatingItem :
      case ListItemType.EditItem:
       TableCell myTableCell;
       myTableCell = e.Item.Cells[14];
       LinkButton myDeleteButton ;
       myDeleteButton = (LinkButton)myTableCell.Controls[0];
       myDeleteButton.Attributes.Add("onclick","return confirm('您是否确定要删除这条信息');");
       break;
      default:
       break;
     }

    }

      5.点击表格行链接另一页

    private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
    {
     //点击表格打开
     if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
      e.Item.Attributes.Add("onclick","window.open('Default.aspx?id=" + e.Item.Cells[0].Text + "');");
    }

      双击表格连接到另一页

      在itemDataBind事件中

    if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
    {
     string OrderItemID =e.item.cells[1].Text;
     ...
     e.item.Attributes.Add("ondblclick", "location.href='../ShippedGrid.aspx?id=" + OrderItemID + "'");
    }

      双击表格打开新一页

    if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
    {
     string OrderItemID =e.item.cells[1].Text;
     ...
     e.item.Attributes.Add("ondblclick", "open('../ShippedGrid.aspx?id=" + OrderItemID + "')");
    }
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  • 原文地址:https://www.cnblogs.com/MaxIE/p/326295.html
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