|
Posted on
2006-09-23 16:51
张明
阅读( 288)
评论()
编辑
收藏
举报
1.为按钮添加确认对话框
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
Button1.Attributes.Add("onclick","return confirm(’确认?’)");
button.attributes.add("onclick","if(confirm(’are you sure ?’)){return true;}else{return false;}")
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
2.删除表格选定记录
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
//获得DataGrid主键
int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString();
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
3.删除表格记录警告
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif) ![](https://www.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif) {
switch(e.Item.ItemType)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) {
case ListItemType.Item :
case ListItemType.AlternatingItem :
case ListItemType.EditItem://编辑项
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;
}
}
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
4.点击表格行链接另一页
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif) ![](https://www.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif) {
//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 + "’);");
}
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
5.双击表格连接到另一页
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
在itemDataBound事件中
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif) ![](https://www.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif) {
string OrderItemID =e.item.cells[1].Text;
![](https://www.cnblogs.com/Images/dot.gif)
e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
}
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
6.双击表格打开新一页
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif) ![](https://www.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif) {
string OrderItemID =e.item.cells[1].Text;
![](https://www.cnblogs.com/Images/dot.gif)
e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
}
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
7.表格超连接列传递参数
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
<asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
<%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’&name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’/>
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
8.表格点击改变颜色
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif) ![](https://www.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif) {
e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
this.style.color=’buttontext’;this.style.cursor=’default’;");
}
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
9.在表格行中移动鼠标时改变颜色
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
写在DataGrid的_ItemDataBound里
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif) ![](https://www.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif) {
e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
this.style.color=’buttontext’;this.style.cursor=’default’;");
e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
}
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
10.关于日期格式
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
日期格式设定
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
DataFormatString="{0:yyyy-MM-dd}"
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
我觉得应该在itembound事件中
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
11.获取错误信息并到指定页面
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
不要使用Response.Redirect,而应该使用Server.Transfer
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
e.g
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
// in global.asax
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif) protected void Application_Error(Object sender, EventArgs e) {
if (Server.GetLastError() is HttpUnhandledException)
Server.Transfer("MyErrorPage.aspx");
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
//其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
}
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
Redirect会导致post-back的产生从而丢失了错误信息,所以页面导向应该直接在服务器端执行,这样就可以在错误处理页面得到出错信息并进行相应的处理。
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
12.清空Cookie
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
Cookie.Expires=[DateTime];
Response.Cookies("UserName").Expires = 0;
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
13.自定义异常处理
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
//自定义异常处理类
using System;
using System.Diagnostics;
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
namespace MyAppException
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif) ![](https://www.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif) {
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) /**//// <summary>
/// 从系统异常类ApplicationException继承的应用程序异常处理类。
/// 自动将异常内容记录到Windows NT/2000的应用程序日志
/// </summary>
public class AppException:System.ApplicationException
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) {
public AppException()
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) {
if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
}
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
public AppException(string message)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) {
LogEvent(message);
}
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
public AppException(string message,Exception innerException)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) {
LogEvent(message);
if (innerException != null)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) {
LogEvent(innerException.Message);
}
}
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
//日志记录类
using System;
using System.Configuration;
using System.Diagnostics;
using System.IO;
using System.Text;
using System.Threading;
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
namespace MyEventLog
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) {
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) /**//// <summary>
/// 事件日志记录类,提供事件日志记录支持
/// <remarks>
/// 定义了4个日志记录方法 (error, warning, info, trace)
/// </remarks>
/// </summary>
public class ApplicationLog
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) {
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) /**//// <summary>
/// 将错误信息记录到Win2000/NT事件日志中
/// <param name="message">需要记录的文本信息</param>
/// </summary>
public static void WriteError(String message)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) {
WriteLog(TraceLevel.Error, message);
}
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) /**//// <summary>
/// 将警告信息记录到Win2000/NT事件日志中
/// <param name="message">需要记录的文本信息</param>
/// </summary>
public static void WriteWarning(String message)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) {
WriteLog(TraceLevel.Warning, message);
}
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) /**//// <summary>
/// 将提示信息记录到Win2000/NT事件日志中
/// <param name="message">需要记录的文本信息</param>
/// </summary>
public static void WriteInfo(String message)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) {
WriteLog(TraceLevel.Info, message);
}
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) /**//// <summary>
/// 将跟踪信息记录到Win2000/NT事件日志中
/// <param name="message">需要记录的文本信息</param>
/// </summary>
public static void WriteTrace(String message)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) {
WriteLog(TraceLevel.Verbose, message);
}
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) /**//// <summary>
/// 格式化记录到事件日志的文本信息格式
/// <param name="ex">需要格式化的异常对象</param>
/// <param name="catchInfo">异常信息标题字符串.</param>
/// <retvalue>
/// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
/// </retvalue>
/// </summary>
public static String FormatException(Exception ex, String catchInfo)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) {
StringBuilder strBuilder = new StringBuilder();
if (catchInfo != String.Empty)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) {
strBuilder.Append(catchInfo).Append("\r\n");
}
strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
return strBuilder.ToString();
}
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) /**//// <summary>
/// 实际事件日志写入方法
/// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
/// <param name="messageText">要记录的文本.</param>
/// </summary>
private static void WriteLog(TraceLevel level, String messageText)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) {
try
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) {
EventLogEntryType LogEntryType;
switch (level)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) {
case TraceLevel.Error:
LogEntryType = EventLogEntryType.Error;
break;
case TraceLevel.Warning:
LogEntryType = EventLogEntryType.Warning;
break;
case TraceLevel.Info:
LogEntryType = EventLogEntryType.Information;
break;
case TraceLevel.Verbose:
LogEntryType = EventLogEntryType.SuccessAudit;
break;
default:
LogEntryType = EventLogEntryType.SuccessAudit;
break;
}
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
//写入事件日志
eventLog.WriteEntry(messageText, LogEntryType);
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
}
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) catch {} //忽略任何异常
}
} //class ApplicationLog
}
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
14.Panel 横向滚动,纵向自动扩展
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
<asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
15.回车转换成Tab
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
<script language="javascript" for="document" event="onkeydown">
if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
event.keyCode=9;
</script>
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
onkeydown="if(event.keyCode==13) event.keyCode=9"
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
16.DataGrid超级连接列
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
DataNavigateUrlField="字段名" DataNavigateUrlFormatString=http://xx/inc/delete.aspx?ID={0}
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
17.DataGrid行随鼠标变色
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) ![](https://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif) {
if (e.Item.ItemType!=ListItemType.Header)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) {
e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
}
}
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
18.模板列
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
<ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
<ITEMTEMPLATE>
<ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
</ITEMTEMPLATE>
</ASP:TEMPLATECOLUMN>
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
<ASP:TEMPLATECOLUMN headertext="选中">
<HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
<ITEMTEMPLATE>
<ASP:CHECKBOX id="chkExport" runat="server" />
</ITEMTEMPLATE>
<EDITITEMTEMPLATE>
<ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
</EDITITEMTEMPLATE>
</ASP:TEMPLATECOLUMN>
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
后台代码
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) ![](https://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif) {
//改变列的选定,实现全选或全不选。
CheckBox chkExport ;
if( CheckAll.Checked)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) {
foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) {
chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
chkExport.Checked = true;
}
}
else
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) {
foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) {
chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
chkExport.Checked = false;
}
}
}
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
19.数字格式化
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
【<%#Container.DataItem("price")%>的结果是500.0000,怎样格式化为500.00?】
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
<%#Container.DataItem("price","{0:¥#,##0.00}")%>
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
int i=123456;
string s=i.ToString("###,###.00");
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
20.日期格式化
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
【aspx页面内:<%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date")%>
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
显示为: 2004-8-11 19:44:28
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
我只想要:2004-8-11 】
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
<%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date","{0:yyyy-M-d}")%>
应该如何改?
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
【格式化日期】
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
取出来,一般是object((DateTime)objectFromDB).ToString("yyyy-MM-dd");
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
【日期的验证表达式】
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
A.以下正确的输入格式: [2004-2-29], [2004-02-29 10:29:39 pm], [2004/12/31]
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) ^((\d {2}(([02468][048])|([13579][26]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|([1-2][0-9])))))|(\d {2}(([02468][1235679])|([13579][01345789]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|(1[0-9])|(2[0-8]))))))(\s(((0?[1-9])|(1[0-2]))\:([0-5][0-9])((\s)|(\:([0-5][0-9])\s))([AM|PM|am|pm] {2,2})))?$
B.以下正确的输入格式:[0001-12-31], [9999 09 30], [2002/03/03]
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) ^\d {4}[\-\/\s]?((((0[13578])|(1[02]))[\-\/\s]?(([0-2][0-9])|(3[01])))|(((0[469])|(11))[\-\/\s]?(([0-2][0-9])|(30)))|(02[\-\/\s]?[0-2][0-9]))$
【大小写转换】
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
HttpUtility.HtmlEncode(string);
HttpUtility.HtmlDecode(string);
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
21.怎样作到HyperLinkColumn生成的连接后,点击连接,打开新窗口?
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
HyperLinkColumn有个属性Target,将器值设置成"_blank"即可.(Target="_blank")
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
【ASPNETMENU】点击菜单项弹出新窗口
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
在你的menuData.xml文件的菜单项中加入URLTarget="_blank",如:
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
<?xml version="1.0" encoding="GB2312"?>
<MenuData ImagesBaseURL="images/">
<MenuGroup>
<MenuItem Label="内参信息" URL="Infomation.aspx" >
<MenuGroup ID="BBC">
<MenuItem Label="公告信息" URL="Infomation.aspx" URLTarget="_blank" LeftIcon="file.gif"/>
<MenuItem Label="编制信息简报" URL="NewInfo.aspx" LeftIcon="file.gif" />
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif) ![](https://www.cnblogs.com/Images/dot.gif) ![](https://www.cnblogs.com/Images/dot.gif)
最好将你的aspnetmenu升级到1.2版
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
22.读取DataGrid控件TextBox值
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
foreach(DataGrid dgi in yourDataGrid.Items)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) ![](https://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif) {
TextBox tb = (TextBox)dgi.FindControl("yourTextBoxId");
tb.Text .
}
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
23.在DataGrid中有3个模板列包含Textbox分别为 DG_ShuLiang (数量) DG_DanJian(单价) DG_JinE(金额)分别在5.6.7列,要求在录入数量及单价的时候自动算出金额即:数量*单价=金额还要求录入时限制为 数值型.我如何用客户端脚本实现这个功能?
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
<asp:TemplateColumn HeaderText="数量">
<ItemTemplate>
<asp:TextBox id="ShuLiang" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_ShuLiang")%>’
onkeyup=" DoCal()"
/>
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
<asp:RegularExpressionValidator id="revS" runat="server" ControlToValidate="ShuLiang" ErrorMessage="must be integer" ValidationExpression="^\d+$" />
</ItemTemplate>
</asp:TemplateColumn>
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
<asp:TemplateColumn HeaderText="单价">
<ItemTemplate>
<asp:TextBox id="DanJian" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_DanJian")%>’
onkeyup=" DoCal()"
/>
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
<asp:RegularExpressionValidator id="revS2" runat="server" ControlToValidate="DanJian" ErrorMessage="must be numeric" ValidationExpression="^\d+(\.\d*)?$" />
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
</ItemTemplate>
</asp:TemplateColumn>
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
<asp:TemplateColumn HeaderText="金额">
<ItemTemplate>
<asp:TextBox id="JinE" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_JinE")%>’ />
</ItemTemplate>
</asp:TemplateColumn><script language="javascript">
function DoCal()
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) ![](https://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif) {
var e = event.srcElement;
var row = e.parentNode.parentNode;
var txts = row.all.tags("INPUT");
if (!txts.length || txts.length < 3)
return;
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
var q = txts[txts.length-3].value;
var p = txts[txts.length-2].value;
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if (isNaN(q) || isNaN(p))
return;
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
q = parseInt(q);
p = parseFloat(p);
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
txts[txts.length-1].value = (q * p).toFixed(2);
}
</script>
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
24.datagrid选定比较底下的行时,为什么总是刷新一下,然后就滚动到了最上面,刚才选定的行因屏幕的关系就看不到了。
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
page_load
page.smartNavigation=true
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
25.在Datagrid中修改数据,当点击编辑键时,数据出现在文本框中,怎么控制文本框的大小 ?
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
private void DataGrid1_ItemDataBound(obj sender,DataGridItemEventArgs e)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) ![](https://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif) {
for(int i=0;i<e.Item.Cells.Count-1;i++)
if(e.Item.ItemType==ListItemType.EditType)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) {
e.Item.Cells[i].Attributes.Add("Width", "80px")
}
}
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
26.对话框
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
private static string ScriptBegin = "<script language=\"JavaScript\">";
private static string ScriptEnd = "</script>";
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
public static void ConfirmMessageBox(string PageTarget,string Content)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) ![](https://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif) {
string ConfirmContent="var retValue=window.confirm(’"+Content+"’);"+"if(retValue){window.location=’"+PageTarget+"’;}";
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
ConfirmContent=ScriptBegin + ConfirmContent + ScriptEnd;
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
Page ParameterPage = (Page)System.Web.HttpContext.Current.Handler;
ParameterPage.RegisterStartupScript("confirm",ConfirmContent);
//Response.Write(strScript);
}
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
27. 将时间格式化:
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
string aa=DateTime.Now.ToString("yyyy年MM月dd日");
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
1.1 取当前年月日时分秒
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
currentTime=System.DateTime.Now;
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
1.2 取当前年
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
int 年= DateTime.Now.Year;
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
1.3 取当前月
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
int 月= DateTime.Now.Month;
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
1.4 取当前日
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
int 日= DateTime.Now.Day;
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
1.5 取当前时
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
int 时= DateTime.Now.Hour;
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
1.6 取当前分
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
int 分= DateTime.Now.Minute;
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
1.7 取当前秒
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
int 秒= DateTime.Now.Second;
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
1.8 取当前毫秒
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
int 毫秒= DateTime.Now.Millisecond;
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
28.自定义分页代码:
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
先定义变量 :
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
public static int pageCount; //总页面数
public static int curPageIndex=1; //当前页面
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
下一页:
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if(DataGrid1.CurrentPageIndex < (DataGrid1.PageCount - 1))
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) ![](https://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif) {
DataGrid1.CurrentPageIndex += 1;
curPageIndex+=1;
}
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
bind(); // DataGrid1数据绑定函数
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
上一页:
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if(DataGrid1.CurrentPageIndex >0)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) ![](https://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif) {
DataGrid1.CurrentPageIndex += 1;
curPageIndex-=1;
}
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
bind(); // DataGrid1数据绑定函数
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
直接页面跳转:
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
int a=int.Parse(JumpPage.Value.Trim());//JumpPage.Value.Trim()为跳转值
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if(a<DataGrid1.PageCount)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) ![](https://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif) {
this.DataGrid1.CurrentPageIndex=a;
}
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
bind();
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
29.DataGrid添加删除确认:
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
private void DataGrid1_ItemCreated(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) ![](https://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif) {
foreach(DataGridItem di in this.DataGrid1.Items)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) {
if(di.ItemType==ListItemType.Item||di.ItemType==ListItemType.AlternatingItem)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) {
((LinkButton)di.Cells[8].Controls[0]).Attributes.Add("onclick","return confirm(’确认删除此项吗?’);");
}
}
}
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
30.DataGrid样式交替:
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
ListItemType itemType = e.Item.ItemType;
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if (itemType == ListItemType.Item )
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) ![](https://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif) {
e.Item.Attributes["onmouseout"] = " this.style.backgroundColor=’#FFFFFF’;";
e.Item.Attributes["onmouseover"] = " this.style.backgroundColor=’#d9ece1’;cursor=’hand’;" ;
}
else if( itemType == ListItemType.AlternatingItem)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) ![](https://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif) {
e.Item.Attributes["onmouseout"] = " this.style.backgroundColor=’#a0d7c4’;";
e.Item.Attributes["onmouseover"] = " this.style.backgroundColor=’#d9ece1’;cursor=’hand’;" ;
}
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
31.DataGrid添添加一个编号列:
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
DataTable dt= c.ExecuteRtnTableForAccess(sqltxt); //执行sql返回的DataTable
DataColumn dc=dt.Columns.Add("number",System.Type.GetType("System.String"));
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
for(int i=0;i<dt.Rows.Count;i++)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) ![](https://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif) {
dt.Rows[i]["number"]=(i+1).ToString();
}
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
DataGrid1.DataSource=dt;
DataGrid1.DataBind();
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
32.DataGrid1中添加一个CheckBox,页面中添加一个全选框
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
private void CheckBox2_CheckedChanged(object sender, System.EventArgs e)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) ![](https://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif) {
foreach(DataGridItem thisitem in DataGrid1.Items)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) {
((CheckBox)thisitem.Cells[0].Controls[1]).Checked=CheckBox2.Checked;
}
}
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
33.DataGrid添将当前页面中DataGrid1显示的数据全部删除
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
foreach(DataGridItem thisitem in DataGrid1.Items)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) {
if(((CheckBox)thisitem.Cells[0].Controls[1]).Checked)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) {
string strloginid= DataGrid1.DataKeys[thisitem.ItemIndex].ToString();
Del (strloginid); //删除函数
}
}
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
protected void DataGrid1_ItemDataBound(object sender, DataGridItemEventArgs e)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) {
if(e.Item.ItemIndex != -1 )
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) {
int i=e.Item.ItemIndex + 1;
e.Item.Cells[0].Text = i.ToString();
}
}
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
34.当文件在不同目录下,需要获取数据库连接字符串(如果连接字符串放在Web.config,然后在Global.asax中初始化)
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
在Application_Start中添加以下代码:
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
Application["ConnStr"]=this.Context.Request.PhysicalApplicationPath+ConfigurationSettings.
AppSettings["ConnStr"].ToString();
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
35.变量.ToString()
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
字符型转换 转为字符串
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
12345.ToString("n"); //生成 12,345.00
12345.ToString("C"); //生成 ¥12,345.00
12345.ToString("e"); //生成 1.234500e+004
12345.ToString("f4"); //生成 12345.0000
12345.ToString("x"); //生成 3039 (16进制)
12345.ToString("p"); //生成 1,234,500.00%
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
36.在自己的网站上登陆其他网站:(如果你的页面是通过嵌套方式的话,因为一个页面只能有一个FORM,这时可以导向另外一个页面再提交登陆信息)
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
<SCRIPT language="javascript">
<!--
function gook(pws)
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) {
frm.submit();
}
//-->
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
</SCRIPT> <body leftMargin="0" topMargin="0" onload=" gook()" marginwidth="0" marginheight="0">
<form name="frm" action=" http://220.194.55.68:6080/login.php?retid=7259 " method="post">
<tr>
<td>
<input id="f_user" type="hidden" size="1" name="f_user" runat="server">
<input id="f_domain" type="hidden" size="1" name="f_domain" runat="server">
<input class="box" id="f_pass" type="hidden" size="1" name="pwshow" runat="server">
<INPUT id="lng" type="hidden" maxLength="20" size="1" value="5" name="lng">
<INPUT id="tem" type="hidden" size="1" value="2" name="tem">
</td>
</tr>
</form>
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
文本框的名称必须是你要登陆的网页上的名称,如果源码不行可以用vsniffer 看看。
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
下面是获取用户输入的登陆信息的代码:
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
string name;
name=Request.QueryString["EmailName"];
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
try
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) ![](https://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif) {
int a=name.IndexOf("@",0,name.Length);
f_user.Value=name.Substring(0,a);
f_domain.Value=name.Substring(a+1,name.Length-(a+1));
f_pass.Value=Request.QueryString["Psw"];
}
catch
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif) ![](https://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif) {
Script.Alert("错误的邮箱!");
Server.Transfer("index.aspx");
}
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
|