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gridview 分页导航_asp.net技巧

2007-08-24 分类：ASP.NET教程 阅读(968) 评论(0)
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自己做的一个项目中所运用到的技术：|


1.         日历控件（带时分秒）
2.         GridView 批量删除,自定义分页,定位页码
3.         GridView 修改
4.        GridView 鼠标经过改变行的颜色
效果如下：


gridview 分页导航_asp.net技巧
HTML：
<%@ Page Language=”C#” AutoEventWireup=”true” CodeFile=”StfCmpManager.aspx.cs” Inherits=”StfCmpManager” %>


<!DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Transitional//EN” “http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd“>


<html xmlns=”http://www.w3.org/1999/xhtml” >
<head id=”Head1″ runat=”server”>
    <title>合作商信息维护</title>
    <script language=”javascript” type=”text/javascript”>   
    // 判断多选是否与选中项（没有选中的返回false）
    function slcNo_click()
    …{
        if (document.form1.checkboxname.length)
        …{
            for (var i=0;i<document.form1.checkboxname.length;i++)
            …{
                if(document.form1.checkboxname[i].checked)
                …{
                    return true;
                }
            }
        }
        else
        …{
            if(document.form1.checkboxname.checked)
            …{
                return true;
            }
        }
        alert(“请选择后再操作！”);
        return false;
    }
   
    // 鼠标经过改变行的颜色
    if (!objbeforeItem)
    …{
        var objbeforeItem=null;
        var objbeforeItembackgroundColor=null;
    }   
    function ItemOver(obj)
    …{
        if(objbeforeItem)
        …{
            objbeforeItem.style.backgroundColor = objbeforeItembackgroundColor;
        }
        objbeforeItembackgroundColor = obj.style.backgroundColor;
        objbeforeItem = obj;
        obj.style.backgroundColor = “#B9D1F3”;    
    }
    //       
 
    // 多选的全选与取消
    function checkJs(boolvalue)
    …{
        if(document.all.checkboxname.length>1)
        …{
            for(var i=0;i<document.all.checkboxname.length;i++)
            …{
                document.all.checkboxname[i].checked = boolvalue;           
            }
        }
        else
            document.all.checkboxname.checked = boolvalue;
    }
    //
   
    // 只有全部选中时“全选”选中
    function SingleCheckJs()
    …{
        var flag1=false;
        var flag2=false;
       
        if (document.form1.checkboxname.length)
        …{
            for (var i=0;i<document.form1.checkboxname.length;i++)
            …{
                if(document.form1.checkboxname[i].checked)
                    flag1 = true;
                else
                    flag2 = true;
            }
        }
        else
        …{
            if(document.form1.checkboxname.checked)
                flag1 = true;
            else
                flag2 = true;
        }
       
        if(flag1==true&&flag2==false)
            document.getElementById(“chk”).checked = true;
        else
            document.getElementById(“chk”).checked = false;
    }
  
    </script> 
<script type=”text/javascript” language=”javascript” src=”http://www.knowsky.com/Selecttime/calendar.js”></script>     
</head>
<body>
    <form id=”form1″ runat=”server”>
            <table id=”Table10″ cellSpacing=”0″ cellPadding=”0″ border=”0″ Style=”z-index: 103;
            left: 21px; position: absolute; top: 20px; width: 90%;”>
                <tr>
                    <td bgColor=”#fafafa”>
                        <FIELDSET style=”BORDER-RIGHT: #cccccc 1px solid; BORDER-TOP: #cccccc 1px solid; BORDER-LEFT: #cccccc 1px solid; BORDER-BOTTOM: #cccccc 1px solid; HEIGHT: 45px”><LEGEND><FONT face=”宋体” size=”2″>合作商查询</FONT></LEGEND>
                            <table id=”Table1″ height=”40″ cellSpacing=”0″ cellPadding=”0″ width=”100%” align=”center”
                                border=”0″>
                                <tr>
                                    <td height=”30″><FONT face=”宋体”>&nbsp;</FONT><FONT face=”宋体”>&nbsp;合作商名称
                                            <asp:textbox id=”TStfName” runat=”server” BorderStyle=”Groove” Width=”144px”></asp:textbox>&nbsp;</FONT></td>
                                </tr>
                                <tr>
                                    <td style=”height: 30px”>&nbsp;<FONT face=”宋体”> 添加时间 </FONT>
                                        <asp:textbox id=”StartTime” onfocus=”setday(this)” runat=”server” Width=”159px”></asp:textbox>&nbsp;到
                                        <asp:textbox id=”EndTime” onfocus=”setday(this)” runat=”server” Width=”160px”></asp:textbox>&nbsp;&nbsp;&nbsp;<FONT face=”Times New Roman”>&nbsp;&nbsp;&nbsp;</FONT></td>
                                </tr>
                                <TR>
                                    <TD height=”30″><FONT face=”宋体”>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<FONT face=”宋体”>
                                                <asp:button id=”SelectClient” runat=”server” Text=”搜　索” onclick=”SelectClient_Click”></asp:button>&nbsp;&nbsp;&nbsp;</FONT></FONT></TD>
                                </TR>
                            </table>
                        </FIELDSET>
                    </td>
                </tr>
            </table>
            <table cellpadding=”0″ cellspacing=”0″ border=”0″ Style=”z-index: 103;
            left: 21px; position: absolute; top: 140px; width: 90%;”>
                <tr bgColor=”#6B696B”>
                    <td align=”center” style=”width: 85%”>
                        <asp:GridView ID=”GridView1″ runat=”server” Width=”100%” CellPadding=”4″ ForeColor=”#333333″
                            AutoGenerateColumns=”False” AllowPaging=”True” BorderColor=”Silver”
                            BorderStyle=”Solid” BorderWidth=”1px” OnRowDataBound=”GridView1_RowDataBound”
                            ShowFooter=”false” EmptyDataText=”没有数据记录！！” AllowSorting=”True” OnSorting=”GridView1_Sorting”>
                            <Columns>
                                <asp:BoundField HeaderText=”编号” DataField=”id” Visible=”False” />
                                <asp:TemplateField HeaderText=”&lt;input type=checkbox id=chk name=chk onclick=checkJs(this.checked);  /&gt;全选”>
                                    <ItemTemplate>
                                        <input type=”checkbox” id=”checkboxname” name=”checkboxname” value=<%# DataBinder.Eval(Container.DataItem, “StfId”)%> onclick=SingleCheckJs(); />
                                    </ItemTemplate>
                                </asp:TemplateField>


                                <asp:TemplateField HeaderText=”序号”>
                                    <ItemTemplate>
                                        <%# (Container.DataItemIndex+1).ToString()%>
                                    </ItemTemplate>
                                </asp:TemplateField>
                                <asp:TemplateField HeaderText=”充值”>
                                    <ItemTemplate>
                                        <%#GetClientVisitInfoShowCmpMoney(DataBinder.Eval(Container.DataItem,”StfId”),DataBinder.Eval(Container.DataItem,”StfName”))%>
                                    </ItemTemplate>
                                </asp:TemplateField>                                                      
                                <asp:BoundField HeaderText=”公司名称” DataField=”StfCmpName” SortExpression=”StfCmpName”/>
                                <asp:BoundField HeaderText=”登陆名” DataField=”StfName” SortExpression=”StfName” />
                                <asp:BoundField HeaderText=”帐户金额” DataField=”StfCmpMoney” SortExpression=”StfCmpMoney” />
                                <asp:BoundField HeaderText=”帐户Q币” DataField =”StfQbmoney” SortExpression=”StfQbmoney” />
                                <asp:BoundField HeaderText=”合作日期” DataField=”StfRegisterTime” HtmlEncode=”False” SortExpression=”StfRegisterTime” />
                                <asp:TemplateField HeaderText=”操作” >
                                    <ItemTemplate>
                                        <%#GetClientVisitInfoShowAnchorStr(DataBinder.Eval(Container.DataItem,”StfId”),DataBinder.Eval(Container.DataItem,”StfName”))%>
                                    </ItemTemplate>
                                </asp:TemplateField>
                            </Columns>
                            <RowStyle BackColor=”#F7F6F3″ ForeColor=”#333333″ />
                            <EditRowStyle BackColor=”#999999″ />
                            <SelectedRowStyle BackColor=”#E2DED6″ Font-Bold=”True” ForeColor=”#333333″ />
                            <PagerStyle BackColor=”#284775″ ForeColor=”White” HorizontalAlign=”Center” />
                            <AlternatingRowStyle BackColor=”White” ForeColor=”#284775″ />
                            <PagerSettings Visible=”False” />
                            <HeaderStyle Font-Bold=”False” Font-Italic=”False” />
                        </asp:GridView>
                    </td>
                </tr>
                <tr>
                    <td align=”center” style=”height: 25px; width: 569px;”>
                        <asp:LinkButton ID=”btnFirst” CommandArgument=”first” OnClick=”PagerButtonClick”
                            runat=”server”>首 页</asp:LinkButton>&nbsp;<asp:LinkButton ID=”btnPrev” CommandArgument=”prev” OnClick=”PagerButtonClick” runat=”server”>上一页</asp:LinkButton>
                        <asp:LinkButton ID=”btnNext” CommandArgument=”next” OnClick=”PagerButtonClick” runat=”server”>下一页</asp:LinkButton>
                        <asp:LinkButton ID=”btnLast” CommandArgument=”last” OnClick=”PagerButtonClick” runat=”server”>尾 页</asp:LinkButton>
                        <asp:Label ID=”LblCurrentIndex” runat=”server”></asp:Label>
                        <asp:Label ID=”LblPageCount” runat=”server”></asp:Label>
                        <asp:Label ID=”LblRecordCount” runat=”server”></asp:Label>
跳转到第<asp:DropDownList ID=”ddlCurrentPage” runat=”server” AutoPostBack=”True” OnSelectedIndexChanged=”DropDownList1_SelectedIndexChanged”>
</asp:DropDownList>页</td>                <tr>
                    <td style=”width: 569px”>
                        &nbsp;操作：
                        <asp:Button ID=”Button3″ runat=”server” OnClick=”Button3_Click” Text=”删除合作商” />
                    </td>
                </tr>
            </table>           
       </form>
</body>
</html>
CS：
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;


public partial class StfCmpManager : System.Web.UI.Page
…{
    protected void Page_Load(object sender, System.EventArgs e)
    …{
      
        string StfRight = “”;
        // 在此处放置用户代码以初始化页面 http://www.knowsky.com
        if (Session[“UserId”] == null)
        …{
            Response.Write(“<script language=javascript>alert(工作超时，请重新登录。);top.window.location=default.aspx;</script>”);
            return;
        }
        else
        …{
            StfRight = Session[“UserRight”].ToString().Trim();


            if (!this.IsPostBack)
            …{
 
                if (StfRight != “7” && StfRight != “8”)
                …{
                    Response.Write(“<script language=javascript>alert(你没有权限察看此页。);top.window.location=default.aspx;</script>”);
                    return;
                }


                GridViewBind(“”);
            }
        }


    }
    private void GridViewBind(string Sqlsort)
    …{
        string where = string.Empty;
        where = “and a.StfRight=6 and a.StfId=b.Stfid”;
        if (TStfName.Text.Trim() != “”)
        …{
            where += ” and a.StfCmpName like %” + TStfName.Text.Trim() + “%”;
        }



        if (StartTime.Text.Trim() != “”)
        …{
            where += ” and a.StfRegistertime >= ” + StartTime.Text + “”;
        }
        if (EndTime.Text.Trim() != “”)
        …{
            where += ” and a.StfRegistertime <= ” + EndTime.Text + “”;
        }


        if (where != string.Empty)
        …{
            where = “Where ” + where.Substring(4);
        }
        string connStr = ConfigurationManager.AppSettings.Get(“DataConnectionString”);
        string SqlStr = “Select a.StfId as StfId,a.StfName as StfName,a.StfRealName as StfRealName,a.StfCmpName as StfCmpName,b.StfCmpMoney as StfCmpMoney,b.StfQbmoney as StfQbmoney,a.StfRegistertime as StfRegistertime From TStafferInfo a,TCmpMoney b ” + where + Sqlsort;
        //Response.Write(SqlStr);
        //Response.End();      
        DataSet ds = new DataSet();


        try
        …{
            SqlConnection conn = new SqlConnection(connStr);
            if (conn.State.ToString() == “Closed”) conn.Open();


            SqlDataAdapter da = new SqlDataAdapter(SqlStr, conn);
            da.Fill(ds, “TStafferInfo”);
            if (conn.State.ToString() == “Open”) conn.Close();


            GridView1.DataSource = ds.Tables[0].DefaultView;
            GridView1.DataBind();


            LblCurrentIndex.Text = “第 ” + (GridView1.PageIndex + 1).ToString() + ” 页”;
            LblPageCount.Text = “共 ” + GridView1.PageCount.ToString() + ” 页”;
            LblRecordCount.Text = “总共 ” + ds.Tables[0].Rows.Count.ToString() + ” 条”;
            if (ds.Tables[0].Rows.Count == 0)
            …{
                btnFirst.Visible = false;
                btnPrev.Visible = false;
                btnNext.Visible = false;
                btnLast.Visible = false;


                LblCurrentIndex.Visible = false;
                LblPageCount.Visible = false;
                LblRecordCount.Visible = false;
            }
            else if (GridView1.PageCount == 1)
            …{
                btnFirst.Visible = false;
                btnPrev.Visible = false;
                btnNext.Visible = false;
                btnLast.Visible = false;
            }


            // 计算生成分页页码,分别为：”首 页” “上一页” “下一页” “尾 页”
            btnFirst.CommandName = “1”;
            btnPrev.CommandName = (GridView1.PageIndex == 0 ? “1” : GridView1.PageIndex.ToString());


            btnNext.CommandName = (GridView1.PageCount == 1 ? GridView1.PageCount.ToString() : (GridView1.PageIndex + 2).ToString());
            btnLast.CommandName = GridView1.PageCount.ToString();
            //


            this.ddlCurrentPage.Items.Clear();
            for (int i = 1; i <= this.GridView1.PageCount; i++)
            …{
                this.ddlCurrentPage.Items.Add(i.ToString());
            }
            this.ddlCurrentPage.SelectedIndex = this.GridView1.PageIndex;



        }
        catch (Exception ex)
        …{
            Response.Write(“数据库错误，错误原因：” + ex.Message);
            Response.End();
        }
    }
    protected void PagerButtonClick(object sender, EventArgs e)
    …{
        GridView1.PageIndex = Convert.ToInt32(((LinkButton)sender).CommandName) – 1;
        GridViewBind(“”);
    }


    protected void GridView1_RowDataBound(object sender, GridViewRowEventArgs e)
    …{
        e.Row.Attributes[“onmouseover”] = “ItemOver(this)”;
    }



    protected void Button1_Click(object sender, EventArgs e)
    …{
        Response.Write(Request.Form.Get(“RadioName”));
    }
    protected void GridView1_Sorting(object sender, GridViewSortEventArgs e)
    …{
        string sql = “”;


        if (ViewState[“DataConnectionString”] == null || ViewState[“DataConnectionString”].ToString().CompareTo(“”) == 0)
        …{
            ViewState[“DataConnectionString”] = ” desc”;
        }
        else
            ViewState[“DataConnectionString”] = “”;


        sql = ” order by ” + e.SortExpression + ViewState[“DataConnectionString”];
        GridViewBind(sql);


        //DataFormatString=”{0:yyyy年MM月dd日 hh时mm分ss秒}”
    }
   
    protected void DropDownList1_SelectedIndexChanged(object sender, EventArgs e)
    …{
        this.GridView1.PageIndex = this.ddlCurrentPage.SelectedIndex;
        GridViewBind(“”);
    }


    private bool CheckAddClientInfoForm()
    …{
        int Tag = 0;


 


        if (Tag == 1)
        …{


            Response.Write(“<script>alert(请将带*项填写!)</script>”);
            return false;
        }
        if (Tag == 2)
        …{


            Response.Write(“<script>alert(两次输入密码不同)</script>”);
            return false;
        }
        else
        …{
            return true;
        }
    }


    public string GetClientVisitInfoShowAnchorStr(object StfId, object StfName)
    …{
        string AnchorStr = “<a href=#><Div onclick=javascript:window.open(“TManageModify.aspx?StfId=” + StfId + “&StfName=” + StfName + “”,””,”height=280,Width=600,scrollbars=yes,resizable=yes,status=no”)>修改</Div></a>”;
        return AnchorStr;
    }
    public string GetClientVisitInfoShowCmpMoney(object StfId, object StfName)
    …{
        string AnchorStr = “<a href=#><Div onclick=javascript:window.open(“StfCmpMoneyInfo.aspx?StfId=” + StfId + “&StfName=” + StfName + “”,””,”height=250,Width=500,scrollbars=yes,resizable=yes,status=no”)>充值</Div></a>”;
        return AnchorStr;
    }
    protected void Button3_Click(object sender, EventArgs e)
    …{
        string str = “”;
        string[] ckb = null;


        str = Request.Form.Get(“checkboxname”);
        ckb = str.Split(new char[] …{ , });
        for (int i = 0; i < ckb.Length; i++)
        …{   //帐户和信息同时删除
            string StrSql = ” Delete TStafferInfo where StfId =” + ckb[i] + “”;
            String StrSql_d = ” Delete TCmpMoneyInfo where StfId =” + ckb[i] + “”;
            SqlConnection Conn = new SqlConnection(System.Configuration.ConfigurationSettings.AppSettings.Get(“DataConnectionString”));
            SqlCommand Cmd = new System.Data.SqlClient.SqlCommand(StrSql, Conn);
            SqlCommand Cmd_d = new System.Data.SqlClient.SqlCommand(StrSql_d, Conn);


            Conn.Open();
            SqlTransaction Trans = Conn.BeginTransaction();
            try
            …{
                Cmd.Transaction = Trans;
                Cmd_d.Transaction = Trans;
                Cmd.ExecuteNonQuery();
                Cmd_d.ExecuteNonQuery();
                Trans.Commit();


            }
            catch (Exception Err)
            …{
                Trans.Rollback();
                Response.Write(Err.Message);
            }


        }
        Response.Write(“<script>window.close();alert(操作员删除成功！);</script>”);
        GridViewBind(“”);
    }


    protected void SelectClient_Click(object sender, EventArgs e)
    …{
        GridViewBind(“”);
    }
 
}

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