扩展GridView控件(0) - 基本架构、增加事件和要点汇总
2007-10-27 14:12
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[align=center]扩展GridView控件(0) - 基本架构、增加事件和要点汇总 [/align]
作者:webabcd
介绍
扩展GridView控件时采用的基本架构;为GridView控件增加自定义事件;扩展GridView控件时的要点汇总
1、基本架构
定义一个抽象类,每个实现扩展功能的类都要实现这个抽象类
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using System;
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
using System.Collections.Generic;
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
using System.Text;
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
namespace YYControls.SmartGridViewFunction
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{
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![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
/**//// <summary>
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/// 扩展功能类,抽象类
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/// </summary>
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
public abstract class ExtendFunction
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{
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
/**//// <summary>
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// SmartGridView对象变量
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/// </summary>
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
protected SmartGridView _sgv;
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
/**//// <summary>
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/// 构造函数
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/// </summary>
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public ExtendFunction()
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![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
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{
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
/**//// <summary>
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/// 构造函数
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/// </summary>
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/// <param name="sgv">SmartGridView对象</param>
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public ExtendFunction(SmartGridView sgv)
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{
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this._sgv = sgv;
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}
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
/**//// <summary>
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/// SmartGridView对象
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/// </summary>
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public SmartGridView SmartGridView
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{
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get
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{ return this._sgv; }
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set
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{ this._sgv = value; }
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}
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/**//// <summary>
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/// 实现扩展功能
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/// </summary>
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public void Complete()
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{
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if (this._sgv == null)
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{
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throw new ArgumentNullException("SmartGridView", "扩展功能时未设置SmartGridView对象");
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}
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else
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{
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Execute();
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}
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}
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/**//// <summary>
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/// 扩展功能的具体实现
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/// </summary>
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protected abstract void Execute();
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}
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}
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如果需要为GridView扩展功能的话,只要继承这个类,并重写其Execute()方法即可
调用各个扩展功能对象的时候,可以先根据条件把需要的对象添加到List<ExtendFunction>,然后遍历它,并设置ExtendFunction的SmartGridView属性,调用ExtendFunction的Complete()方法即可
2、增加事件
RowDataBound是一个比较常用的事件,往往我们会在其内判断一下Row的RowType是否是DataRow,所以我们完全可以增加一个RowDataBoundDataRow事件(RowDataBound事件中,当Row.RowType为DataControlRowType.DataRow的时候触发)。我们还可以根据需要为GridView增加其它的事件,接下来以为GridView增加RowDataBoundDataRow事件为例说一下如何实现。
i) 添加delegate
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using System;
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using System.Collections.Generic;
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using System.Text;
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using System.Web.UI.WebControls;
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using System.Web.UI;
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![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
namespace YYControls
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{
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![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
/**//// <summary>
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/// SmartGridView类的委托部分
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/// </summary>
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public partial class SmartGridView
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{
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![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
/**//// <summary>
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/// RowDataBoundDataRow事件委托
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/// </summary>
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <remarks>
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/// RowDataBound事件中的DataControlRowType.DataRow部分
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/// </remarks>
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/// <param name="sender"></param>
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/// <param name="e"></param>
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public delegate void RowDataBoundDataRowHandler(object sender, GridViewRowEventArgs e);
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}
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}
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ii) 添加event
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using System;
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using System.Collections.Generic;
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using System.Text;
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using System.ComponentModel;
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![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
using System.Web.UI.WebControls;
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using System.Web.UI;
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![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
namespace YYControls
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![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
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![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
/**//// <summary>
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/// SmartGridView类的事件部分
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/// </summary>
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public partial class SmartGridView
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{
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private static readonly object rowDataBoundDataRowEventKey = new object();
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/**//// <summary>
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/// RowDataBound事件中的DataControlRowType.DataRow部分
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/// </summary>
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[Category("扩展")]
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public event RowDataBoundDataRowHandler RowDataBoundDataRow
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{
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add
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{ Events.AddHandler(rowDataBoundDataRowEventKey, value); }
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remove
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{ Events.RemoveHandler(rowDataBoundDataRowEventKey, value); }
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}
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/**//// <summary>
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/// 触发RowDataBoundDataRow事件
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/// </summary>
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
/// <param name="e"></param>
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protected virtual void OnRowDataBoundDataRow(GridViewRowEventArgs e)
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{
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RowDataBoundDataRowHandler handler = Events[rowDataBoundDataRowEventKey] as RowDataBoundDataRowHandler;
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if (handler != null)
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
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![](http://www.cnblogs.com/Images/dot.gif)
{
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handler(this, e);
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}
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}
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}
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}
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iii) 重写GridView的OnRowDataBound
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/**//// <summary>
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/// OnRowDataBound
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/// </summary>
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/// <param name="e">e</param>
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protected override void OnRowDataBound(GridViewRowEventArgs e)
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![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
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{
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
DataControlRowType rowType = e.Row.RowType;
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if (rowType == DataControlRowType.DataRow)
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![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
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{
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OnRowDataBoundDataRow(e);
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}
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
base.OnRowDataBound(e);
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}
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3、要点汇总
a) 嵌入资源
设置资源文件的“生成操作”为“嵌入的资源”
定义在程序集中启用嵌入式资源的元数据属性
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
[assembly: System.Web.UI.WebResource("YYControls.SmartGridView.Resources.ScriptLibrary.js", "text/javascript")]
使用嵌入资源
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
if (!this.Page.ClientScript.IsClientScriptIncludeRegistered(this.GetType(), "yy_sgv_ScriptLibrary"))
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
// 注册所需脚本
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
this.Page.ClientScript.RegisterClientScriptInclude
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
(
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
this.GetType(),
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
"yy_sgv_ScriptLibrary",
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
this.Page.ClientScript.GetWebResourceUrl
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
(
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
this.GetType(), "YYControls.SmartGridView.Resources.ScriptLibrary.js"
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
)
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
);
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
// this.Page.ClientScript.RegisterClientScriptResource(this.GetType(), "YYControls.SmartGridView.ScriptLibrary.js");
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
b) Debug和Release使用不用的资源
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
#if DEBUG
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[assembly: System.Web.UI.WebResource("YYControls.SmartGridView.Resources.ScriptLibraryDebug.js", "text/javascript")]
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
#else
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
[assembly: System.Web.UI.WebResource("YYControls.SmartGridView.Resources.ScriptLibrary.js", "text/javascript")]
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
#endif
c) 为自定义控件添加图标
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
[System.Drawing.ToolboxBitmap(typeof(YYControls.Resources.Icon), "SmartGridView.bmp")]
d) 设置自定义控件的标记前缀
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[assembly: TagPrefix("YYControls", "yyc")]
e) 常用元数据
Browsable - 指定一个属性 (Property) 或事件是否应显示在“属性”窗口中
Description - 指定属性 (Property) 或事件的说明
Category - 给属性或事件分组的类别的名称
NotifyParentProperty - 指示当此属性应用到的属性的值被修改时将通知父属性
DefaultValue - 指定属性 (Property) 的默认值
Editor - 指定用来更改属性的编辑器
ToolboxItem - 表示工具箱项的属性
ToolboxData - 指定当从 Microsoft Visual Studio 等工具中的工具箱拖动自定义控件时为它生成的默认标记
TypeConverter - 指定用作此属性所绑定到的对象的转换器的类型(一般是[TypeConverter(typeof(ExpandableObjectConverter))])
DesignerSerializationVisibility - 指定在设计时序列化组件上的属性 (Property) 时所使用的持久性类型
PersistenceMode - 定义指定如何将 ASP.NET 服务器控件属性 (Property) 或事件保持到 ASP.NET 页的元数据特性 (Attribute)
ParseChildren - 指示页分析器应如何处理页上声明的服务器控件标记中嵌套的内容
PersistChildren - 指示在设计时服务器控件中包含的嵌套内容是与控件对应,还是作为服务器控件的属性 (Property)
f) 复合属性
定义一个实体类,复合属性就是这个实体类对象,在复合属性上增加元数据
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
[
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
DesignerSerializationVisibility(DesignerSerializationVisibility.Content),
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
PersistenceMode(PersistenceMode.InnerProperty)
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
]
g) 集合属性
定义一个继承自CollectionBase的类,集合属性就是这个类的对象,在集合属性上增加元数据
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
[
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
DesignerSerializationVisibility(DesignerSerializationVisibility.Content),
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
PersistenceMode(PersistenceMode.InnerProperty)
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
]
作者:webabcd
介绍
扩展GridView控件时采用的基本架构;为GridView控件增加自定义事件;扩展GridView控件时的要点汇总
1、基本架构
定义一个抽象类,每个实现扩展功能的类都要实现这个抽象类
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
using System;
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
using System.Collections.Generic;
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
using System.Text;
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
namespace YYControls.SmartGridViewFunction
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
/**//// <summary>
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 扩展功能类,抽象类
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
/// </summary>
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
public abstract class ExtendFunction
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
/**//// <summary>
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// SmartGridView对象变量
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
/// </summary>
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
protected SmartGridView _sgv;
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
/**//// <summary>
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 构造函数
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
/// </summary>
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
public ExtendFunction()
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
/**//// <summary>
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 构造函数
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// </summary>
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
/// <param name="sgv">SmartGridView对象</param>
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
public ExtendFunction(SmartGridView sgv)
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
this._sgv = sgv;
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
/**//// <summary>
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// SmartGridView对象
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
/// </summary>
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
public SmartGridView SmartGridView
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
get
![](http://www.cnblogs.com/Images/dot.gif)
{ return this._sgv; }
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
set
![](http://www.cnblogs.com/Images/dot.gif)
{ this._sgv = value; }
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
/**//// <summary>
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 实现扩展功能
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
/// </summary>
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
public void Complete()
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if (this._sgv == null)
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
throw new ArgumentNullException("SmartGridView", "扩展功能时未设置SmartGridView对象");
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
else
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
Execute();
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
/**//// <summary>
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 扩展功能的具体实现
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
/// </summary>
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
protected abstract void Execute();
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
如果需要为GridView扩展功能的话,只要继承这个类,并重写其Execute()方法即可
调用各个扩展功能对象的时候,可以先根据条件把需要的对象添加到List<ExtendFunction>,然后遍历它,并设置ExtendFunction的SmartGridView属性,调用ExtendFunction的Complete()方法即可
2、增加事件
RowDataBound是一个比较常用的事件,往往我们会在其内判断一下Row的RowType是否是DataRow,所以我们完全可以增加一个RowDataBoundDataRow事件(RowDataBound事件中,当Row.RowType为DataControlRowType.DataRow的时候触发)。我们还可以根据需要为GridView增加其它的事件,接下来以为GridView增加RowDataBoundDataRow事件为例说一下如何实现。
i) 添加delegate
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
using System;
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
using System.Collections.Generic;
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
using System.Text;
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
using System.Web.UI.WebControls;
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
using System.Web.UI;
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
namespace YYControls
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
/**//// <summary>
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// SmartGridView类的委托部分
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
/// </summary>
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
public partial class SmartGridView
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
/**//// <summary>
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// RowDataBoundDataRow事件委托
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// </summary>
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <remarks>
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// RowDataBound事件中的DataControlRowType.DataRow部分
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// </remarks>
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <param name="sender"></param>
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
/// <param name="e"></param>
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
public delegate void RowDataBoundDataRowHandler(object sender, GridViewRowEventArgs e);
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
ii) 添加event
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
using System;
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
using System.Collections.Generic;
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
using System.Text;
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
using System.ComponentModel;
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
using System.Web.UI.WebControls;
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
using System.Web.UI;
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
namespace YYControls
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
/**//// <summary>
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// SmartGridView类的事件部分
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
/// </summary>
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
public partial class SmartGridView
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
private static readonly object rowDataBoundDataRowEventKey = new object();
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
/**//// <summary>
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// RowDataBound事件中的DataControlRowType.DataRow部分
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
/// </summary>
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
[Category("扩展")]
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
public event RowDataBoundDataRowHandler RowDataBoundDataRow
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
add
![](http://www.cnblogs.com/Images/dot.gif)
{ Events.AddHandler(rowDataBoundDataRowEventKey, value); }
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
remove
![](http://www.cnblogs.com/Images/dot.gif)
{ Events.RemoveHandler(rowDataBoundDataRowEventKey, value); }
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
/**//// <summary>
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 触发RowDataBoundDataRow事件
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// </summary>
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
/// <param name="e"></param>
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
protected virtual void OnRowDataBoundDataRow(GridViewRowEventArgs e)
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
RowDataBoundDataRowHandler handler = Events[rowDataBoundDataRowEventKey] as RowDataBoundDataRowHandler;
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if (handler != null)
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
handler(this, e);
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
iii) 重写GridView的OnRowDataBound
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
/**//// <summary>
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// OnRowDataBound
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// </summary>
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
/// <param name="e">e</param>
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
protected override void OnRowDataBound(GridViewRowEventArgs e)
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
DataControlRowType rowType = e.Row.RowType;
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if (rowType == DataControlRowType.DataRow)
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
OnRowDataBoundDataRow(e);
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
base.OnRowDataBound(e);
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
3、要点汇总
a) 嵌入资源
设置资源文件的“生成操作”为“嵌入的资源”
定义在程序集中启用嵌入式资源的元数据属性
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
[assembly: System.Web.UI.WebResource("YYControls.SmartGridView.Resources.ScriptLibrary.js", "text/javascript")]
使用嵌入资源
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
if (!this.Page.ClientScript.IsClientScriptIncludeRegistered(this.GetType(), "yy_sgv_ScriptLibrary"))
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://www.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
// 注册所需脚本
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
this.Page.ClientScript.RegisterClientScriptInclude
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
(
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
this.GetType(),
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
"yy_sgv_ScriptLibrary",
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
this.Page.ClientScript.GetWebResourceUrl
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
(
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
this.GetType(), "YYControls.SmartGridView.Resources.ScriptLibrary.js"
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
)
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
);
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
// this.Page.ClientScript.RegisterClientScriptResource(this.GetType(), "YYControls.SmartGridView.ScriptLibrary.js");
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
b) Debug和Release使用不用的资源
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
#if DEBUG
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
[assembly: System.Web.UI.WebResource("YYControls.SmartGridView.Resources.ScriptLibraryDebug.js", "text/javascript")]
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
#else
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
[assembly: System.Web.UI.WebResource("YYControls.SmartGridView.Resources.ScriptLibrary.js", "text/javascript")]
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
#endif
c) 为自定义控件添加图标
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
[System.Drawing.ToolboxBitmap(typeof(YYControls.Resources.Icon), "SmartGridView.bmp")]
d) 设置自定义控件的标记前缀
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
[assembly: TagPrefix("YYControls", "yyc")]
e) 常用元数据
Browsable - 指定一个属性 (Property) 或事件是否应显示在“属性”窗口中
Description - 指定属性 (Property) 或事件的说明
Category - 给属性或事件分组的类别的名称
NotifyParentProperty - 指示当此属性应用到的属性的值被修改时将通知父属性
DefaultValue - 指定属性 (Property) 的默认值
Editor - 指定用来更改属性的编辑器
ToolboxItem - 表示工具箱项的属性
ToolboxData - 指定当从 Microsoft Visual Studio 等工具中的工具箱拖动自定义控件时为它生成的默认标记
TypeConverter - 指定用作此属性所绑定到的对象的转换器的类型(一般是[TypeConverter(typeof(ExpandableObjectConverter))])
DesignerSerializationVisibility - 指定在设计时序列化组件上的属性 (Property) 时所使用的持久性类型
PersistenceMode - 定义指定如何将 ASP.NET 服务器控件属性 (Property) 或事件保持到 ASP.NET 页的元数据特性 (Attribute)
ParseChildren - 指示页分析器应如何处理页上声明的服务器控件标记中嵌套的内容
PersistChildren - 指示在设计时服务器控件中包含的嵌套内容是与控件对应,还是作为服务器控件的属性 (Property)
f) 复合属性
定义一个实体类,复合属性就是这个实体类对象,在复合属性上增加元数据
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
[
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
DesignerSerializationVisibility(DesignerSerializationVisibility.Content),
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
PersistenceMode(PersistenceMode.InnerProperty)
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
]
g) 集合属性
定义一个继承自CollectionBase的类,集合属性就是这个类的对象,在集合属性上增加元数据
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
[
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
DesignerSerializationVisibility(DesignerSerializationVisibility.Content),
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
PersistenceMode(PersistenceMode.InnerProperty)
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
]
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