代码改变世界

GridView的精妙使用

2009-03-14 16:20  苏飞  阅读(4151)  评论(1编辑  收藏  举报

 

下面的界面Message_Library.aspx

 

 

代码
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Message_Library.aspx.cs" Inherits="PersonnelManagement_Messages_Message_Library" %>

<%@ Register Assembly="AjaxControlToolkit" Namespace="AjaxControlToolkit" TagPrefix="cc1" %>
<%@ Register assembly="AspNetPager" namespace="Wuqi.Webdiyer" tagprefix="webdiyer" %>

<!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>Message_Library</title>
    
<link href="http://www.cnblogs.com/App_Themes/personnel_Css/forum.css" rel="stylesheet" type="text/css" />
    
<link href="http://www.cnblogs.com/App_Themes/personnel_Css/tablecss.css" rel="stylesheet" type="text/css" />
    
<style type="text/css">
        .style1
        
{
            border-right-style
: groove;
            border-bottom-style
: groove;
            border-left-style
: groove;
            border-right-color
: #006699;
            border-bottom-color
: #006699;
            border-left-color
: #006699;
            border-right-width
: 1px;
            border-bottom-width
: 1px;
            border-left-width
: 1px;
        
}
        .style2
        
{
            border-right
: 1px groove #3877A9;
            border-bottom
: 1px groove #3877A9;
            
}
    
</style>
</head>
<body>
    
<form id="form1" runat="server">
    
<asp:ScriptManager ID="ScriptManager1" EnableScriptGlobalization="true" runat="server">
    
</asp:ScriptManager>
    
<table style="width:90%;" cellpadding="0" cellspacing="0" align="center">
        
<tr>
            
<td class="td_bg" colspan="2">
                
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
                
<asp:Label ID="Label1" runat="server" ForeColor="White" Text="短信类别添加"></asp:Label>
            
</td>
        
</tr>
        
<tr>
            
<td class="style1">
                短信类别名称:
</td>
            
<td class="style2">
                
<asp:DropDownList ID="ddlMesageType" runat="server" CssClass="ddlmargin-top" 
                    Height
="24px" 
                    Width
="138px">
                
</asp:DropDownList>
                
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<asp:Button 
                    
ID="btnSelectbyType" runat="server" onclick="btnSelect_Click" Text="查询" 
                    Height
="23px" />
                
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
            
</td>
        
</tr>
        
<tr>
            
<td class="style1">
                短 信 内
&nbsp; 容:</td>
            
<td class="style2">
                
<asp:TextBox ID="txtContent" runat="server" Width="361px" Height="102px" 
                    TextMode
="MultiLine"></asp:TextBox>
            
</td>
        
</tr>
        
<tr>
            
<td class="style1">
                录 入
&nbsp; 时 间:</td>
            
<td class="style2">
             
<cc1:CalendarExtender ID="CalendarExtender1" Format="yyyy-M-dd"  TargetControlID="txtTime" runat="server">
                
</cc1:CalendarExtender>
                
<asp:TextBox ID="txtTime" runat="server" Width="132px"></asp:TextBox>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
                
<asp:Button ID="btnSelectByTime" runat="server" Text="查询" Height="23px" 
                    onclick
="btnSelectByTime_Click" />
                
<asp:Label ID="Label2" runat="server" ForeColor="Red" Text="时间仅用于查询"></asp:Label>
            
</td>
        
</tr>
        
<tr>
            
<td class="style1">
                短信 点 击率:
</td>
            
<td class="style2">
                
<asp:TextBox ID="txtCount" runat="server" Width="132px"></asp:TextBox>
                
<asp:RegularExpressionValidator ID="RegularExpressionValidator1" runat="server" 
                    ControlToValidate
="txtCount" ErrorMessage="只能是1到8位的数字" 
                    ValidationExpression
="\d{1,8}"></asp:RegularExpressionValidator>
            
</td>
        
</tr>
        
<tr>
            
<td class="style1" colspan="2">
                
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
                
<asp:Button ID="btnInsert" runat="server" Text="保存" onclick="btnInsert_Click" />
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <asp:Button ID="btnSelectAll" runat="server" onclick="btnSelectAll_Click" 
                    Text
="查询所有" />
                
</td>
        
</tr>
        
<tr>
            
<td class="style1" colspan="2">
                
<asp:Label ID="lblMessage" runat="server" Text="lblMessage" Visible="False" 
                    ForeColor
="Red"></asp:Label>
            
</td>
        
</tr>
        
<tr>
            
<td class="style1" colspan="2">
                
<asp:GridView ID="gvMessage" runat="server" AutoGenerateColumns="False" 
                    BackColor
="White" BorderColor="#CCCCCC" BorderStyle="None" BorderWidth="1px" 
                    CellPadding
="3" Width="100%" 
                    onrowcancelingedit
="gvMessageType_RowCancelingEdit" 
                    onrowdeleting
="gvMessageType_RowDeleting" 
                    onrowediting
="gvMessageType_RowEditing" 
                    onrowupdating
="gvMessageType_RowUpdating">
                    
<FooterStyle BackColor="White" ForeColor="#000066" />
                    
<RowStyle ForeColor="#000066" />
                    
<Columns>
                        
<asp:BoundField DataField="MB_Id" HeaderText="短信ID" ReadOnly="True" 
                            SortExpression
="MB_Id" />
                        
<asp:BoundField DataField="Messagetype_Name" HeaderText="类型名称" ReadOnly="True" 
                            SortExpression
="Messagetype_Name" />
                        
<asp:BoundField DataField="Message_Content" HeaderText="短信内容" 
                            SortExpression
="Message_Content" />
                        
<asp:BoundField DataField="Message_Time" HeaderText="添加时间" ReadOnly="True" 
                            SortExpression
="Message_Time" />
                        
<asp:BoundField DataField="Message_Count" HeaderText="点击率" 
                            SortExpression
="Message_Count" />
                        
<asp:CommandField ShowEditButton="True" />
                        
<asp:CommandField ShowDeleteButton="True" />
                    
</Columns>
                    
<PagerStyle BackColor="White" ForeColor="#000066" HorizontalAlign="Left" />
                    
<SelectedRowStyle BackColor="#669999" Font-Bold="True" ForeColor="White" />
                    
<HeaderStyle BackColor="#006699" Font-Bold="True" ForeColor="White" />
                
</asp:GridView>
            
</td>
        
</tr>
        
<tr>
            
<td class="style1" colspan="2">
         
<webdiyer:AspNetPager 
                    
ID="AspNetPager1" runat="server" BorderColor="#006699" FirstPageText="第一页" 
                    HorizontalAlign
="Center" LastPageText="最后一页" NextPageText="下一页" 
                    onpagechanged
="AspNetPager1_PageChanged1" PageIndexBoxType="DropDownList" 
                    PrevPageText
="上一页" ShowCustomInfoSection="Right" 
                    ShowPageIndexBox
="Always" SubmitButtonText="GO" TextAfterPageIndexBox="页" 
                    TextBeforePageIndexBox
="转到" 
                    CustomInfoHTML
="共%PageCount%页,当前为第%CurrentPageIndex%页,每页%PageSize%条" 
                    AlwaysShow
="True">
                
</webdiyer:AspNetPager>
               
            
</td>
        
</tr>
    
</table>
    
</form>
</body>
</html>

 

下面是Message_Library.aspx.cs

 

代码
using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
using ChinaMobleBll.PersonalBll;

public partial class PersonnelManagement_Messages_Message_Library : System.Web.UI.Page
{
    MessagesManagerService objMessagesManagerService 
= new MessagesManagerService();
    DataTable dt_Message 
= new DataTable();
    
//短信添加时间
    private static string TimeMesage = "";
    
private static string MessageName = "";
    
//0查询所有,1根据名称查询
    private static int F = 0;
    
//验证是否存在这个名称

    
private void dtMessage()
    {
        
try
        {
            
//0查询所有
            if (F == 0)
            {
                AspNetPager1.RecordCount 
= Convert.ToInt32(objMessagesManagerService.selectAllMessage(AspNetPager1.CurrentPageIndex, AspNetPager1.PageSize)[1].Rows[0][0].ToString().Trim());
                dt_Message 
= objMessagesManagerService.selectAllMessage(AspNetPager1.CurrentPageIndex, AspNetPager1.PageSize)[0];
            }
            
//1根据名称查询
            else if (F == 1)
            {
                AspNetPager1.RecordCount 
= Convert.ToInt32(objMessagesManagerService.selectAllMessageByName(MessageName, AspNetPager1.CurrentPageIndex, AspNetPager1.PageSize)[1].Rows[0][0].ToString().Trim());
                dt_Message 
= objMessagesManagerService.selectAllMessageByName(MessageName, AspNetPager1.CurrentPageIndex, AspNetPager1.PageSize)[0];
            }
            
//2根据时间查询
            else if (F == 2)
            {
                AspNetPager1.RecordCount 
= Convert.ToInt32(objMessagesManagerService.selectAllMessageByTime(TimeMesage, AspNetPager1.CurrentPageIndex, AspNetPager1.PageSize)[1].Rows[0][0].ToString().Trim());
                dt_Message 
= objMessagesManagerService.selectAllMessageByTime(TimeMesage, AspNetPager1.CurrentPageIndex, AspNetPager1.PageSize)[0];
            }
            gvMessage.DataSource 
= dt_Message;
            gvMessage.DataBind();

            
// 使用GridView自带的ToolTip隐藏过长的数据
            for (int j = 1; j < gvMessage.Columns.Count; j++)
            {
                
for (int i = 0; i < gvMessage.Rows.Count; i++)
                {
                    gvMessage.Rows[i].Cells[j].ToolTip 
= gvMessage.Rows[i].Cells[j].Text;
                    
//长度过八个字符的时候隐藏显示
                    if (gvMessage.Rows[i].Cells[j].Text.Length > 8)
                    {
                        gvMessage.Rows[i].Cells[j].Text 
= gvMessage.Rows[i].Cells[j].Text.Substring(08+ "...";
                    }
                }
            }
        }
        
catch (Exception ex)
        {
            lblMessage.Visible 
= true;
            lblMessage.Text 
= ex.Message.ToString().Trim();
        }
    }
    
protected void Page_Load(object sender, EventArgs e)
    {
        lblMessage.Visible 
= false;
        
try
        {
            
if (!IsPostBack)
            {
                
//初始化类型名称
                ddlMesageType.DataSource = objMessagesManagerService.selectAllMessageTypeByName()[0];
                ddlMesageType.DataTextField 
= "Messagetype_Name";
                ddlMesageType.DataBind();
                F 
= 0;
                
//刷新数据
                dtMessage();
            }
        }
        
catch (Exception ex)
        {
            lblMessage.Visible 
= true;
            lblMessage.Text 
= ex.Message.ToString().Trim();
        }
    }

    
//名称查询
    protected void btnSelect_Click(object sender, EventArgs e)
    {
        
try
        {
            MessageName 
= ddlMesageType.Text.ToString().Trim();
            F 
= 1;
            
//刷新数据
            dtMessage();
        }
        
catch (Exception ex)
        {
            lblMessage.Visible 
= true;
            lblMessage.Text 
= ex.Message.ToString().Trim();
        }
    }

    
//查询所有
    protected void btnSelectAll_Click(object sender, EventArgs e)
    {
        
try
        {
            F 
= 0;
            
//刷新数据
            dtMessage();
        }
        
catch (Exception ex)
        {
            lblMessage.Visible 
= true;
            lblMessage.Text 
= ex.Message.ToString().Trim();
        }
    }

    
//添加
    protected void btnInsert_Click(object sender, EventArgs e)
    {
        
try
        {
            
if (objMessagesManagerService.CP_InsertAllMessage(ddlMesageType.Text.ToString().Trim(), txtContent.Text.ToString().Trim(), txtCount.Text.ToString().Trim()))
            {
                lblMessage.Visible 
= true;
                lblMessage.Text 
= "添加成功";
                
//刷新数据
                dtMessage();
            }
            
else
            {
                lblMessage.Visible 
= true;
                lblMessage.Text 
= "添加失败";
            }
        }
        
catch (Exception ex)
        {
            lblMessage.Visible 
= true;
            lblMessage.Text 
= "注意点击率只能是整数";
        }
    }

    
//取消
    protected void gvMessageType_RowCancelingEdit(object sender, GridViewCancelEditEventArgs e)
    {
        
try
        {
            
if (e.RowIndex >= 0)
            {
                gvMessage.EditIndex 
= -1;
            }
            
//刷新数据
            dtMessage();
        }
        
catch (Exception ex)
        {
            lblMessage.Visible 
= true;
            lblMessage.Text 
= ex.Message.ToString().Trim();
        }
    }

    
//删除
    protected void gvMessageType_RowDeleting(object sender, GridViewDeleteEventArgs e)
    {
        
try
        {
            
string ID = gvMessage.Rows[e.RowIndex].Cells[0].Text.ToString().Trim();
            
if (objMessagesManagerService.DeleteAllMessage(ID))
            {
                
//刷新数据
                dtMessage();
                lblMessage.Visible 
= true;
                lblMessage.Text 
= "删除成功";
            }
            
else
            {
                lblMessage.Visible 
= true;
                lblMessage.Text 
= "删除失败";
            }
        }
        
catch (Exception ex)
        {
            lblMessage.Visible 
= true;
            lblMessage.Text 
= ex.Message.ToString().Trim();
        }
    }

    
//编辑时
    protected void gvMessageType_RowEditing(object sender, GridViewEditEventArgs e)
    {
        
try
        {
            
if (e.NewEditIndex >= 0)
            {
                gvMessage.EditIndex 
= e.NewEditIndex;
            }
            
//刷新数据
            dtMessage();
        }
        
catch (Exception ex)
        {
            lblMessage.Visible 
= true;
            lblMessage.Text 
= ex.Message.ToString().Trim();
        }
    }

    
//更新
    protected void gvMessageType_RowUpdating(object sender, GridViewUpdateEventArgs e)
    {
        
try
        {
            
string ID = gvMessage.Rows[e.RowIndex].Cells[0].Text.ToString().Trim();
            
string Content = ((TextBox)gvMessage.Rows[e.RowIndex].Cells[2].Controls[0]).Text.ToString().Trim();
            
string count = ((TextBox)gvMessage.Rows[e.RowIndex].Cells[4].Controls[0]).Text.ToString().Trim();
            
if (objMessagesManagerService.CP_UpdateAllMessage(ID, Content, count))
            {
                gvMessage.EditIndex 
= -1;
                
//刷新数据
                dtMessage();
            }
        }
        
catch (Exception ex)
        {
            lblMessage.Visible 
= true;
            lblMessage.Text 
= ex.Message.ToString().Trim();
        }
    }

    
//分页
    protected void AspNetPager1_PageChanged1(object sender, EventArgs e)
    {
        
try
        {
            
//刷新数据
            dtMessage();
        }
        
catch (Exception ex)
        {
            lblMessage.Visible 
= true;
            lblMessage.Text 
= ex.Message.ToString().Trim();
        }
    }
    
//时间查询
    protected void btnSelectByTime_Click(object sender, EventArgs e)
    {
        
try
        {
            TimeMesage 
= txtTime.Text.ToString().Trim();
            F 
= 2;
            
//刷新数据
            dtMessage();
        }
        
catch (Exception ex)
        {
            lblMessage.Visible 
= true;
            lblMessage.Text 
= ex.Message.ToString().Trim();
        }
    }
}

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