DataGridItem 类
定义
public ref class DataGridItem : System::Web::UI::WebControls::TableRow, System::Web::UI::INamingContainer
public ref class DataGridItem : System::Web::UI::WebControls::TableRow, System::Web::UI::IDataItemContainer
public class DataGridItem : System.Web.UI.WebControls.TableRow, System.Web.UI.INamingContainer
public class DataGridItem : System.Web.UI.WebControls.TableRow, System.Web.UI.IDataItemContainer
type DataGridItem = class
inherit TableRow
interface INamingContainer
type DataGridItem = class
inherit TableRow
interface IDataItemContainer
interface INamingContainer
Public Class DataGridItem
Inherits TableRow
Implements INamingContainer
Public Class DataGridItem
Inherits TableRow
Implements IDataItemContainer
- 继承
- 实现
示例
下面的代码示例演示如何使用 DataGridItem 对象在控件中显示每个数据项的内容 DataGrid 。The following code example demonstrates how to use a DataGridItem object to display the contents of each data item in the DataGrid control.
备注
下面的代码示例使用单文件代码模型,如果直接复制到代码隐藏文件中,可能无法正常工作。The following code example uses the single-file code model and might not work correctly if copied directly into a code-behind file. 必须将此代码示例复制到扩展名为 .aspx 的空文本文件中。This code example must be copied into an empty text file that has an .aspx extension. 有关 Web 窗体代码模型的详细信息,请参阅 处理和引发事件。For more information on the Web Forms code model, see Handling and Raising Events.
<%@ Page Language="C#" AutoEventWireup="True" Debug="true" %>
<%@ Import Namespace="System.Data" %>
<!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" >
<script runat="server">
ICollection CreateDataSource()
{
// Create sample data for the DataGrid control.
DataTable dt = new DataTable();
DataRow dr;
// Define the columns of the table.
dt.Columns.Add(new DataColumn("IntegerValue", typeof(Int32)));
dt.Columns.Add(new DataColumn("StringValue", typeof(String)));
dt.Columns.Add(new DataColumn("CurrencyValue", typeof(Double)));
// Populate the table with sample values.
for (int i=0; i<=10; i++)
{
dr = dt.NewRow();
dr[0] = i;
dr[1] = "Item " + i.ToString();
dr[2] = 1.23 * (i + 1);
dt.Rows.Add(dr);
}
DataView dv = new DataView(dt);
return dv;
}
void Page_Load(Object sender, EventArgs e)
{
// Load sample data only once, when the page is first loaded.
if (!IsPostBack)
{
ItemsGrid.DataSource = CreateDataSource();
ItemsGrid.DataBind();
}
}
void Item_Bound(Object sender, DataGridItemEventArgs e)
{
// Use the ItemDataBound event to customize the DataGrid control.
// The ItemDataBound event allows you to access the data before
// the item is displayed in the control. In this example, the
// ItemDataBound event is used to format the items in the
// CurrencyColumn in currency format.
if((e.Item.ItemType == ListItemType.Item) ||
(e.Item.ItemType == ListItemType.AlternatingItem))
{
// Retrieve the text of the CurrencyColumn from the DataGridItem
// and convert the value to a Double.
Double Price = Convert.ToDouble(e.Item.Cells[2].Text);
// Format the value as currency and redisplay it in the DataGrid.
e.Item.Cells[2].Text = Price.ToString("c");
}
}
</script>
<head runat="server">
<title>DataGrid ItemDataBound Example</title>
</head>
<body>
<form id="form1" runat="server">
<h3>DataGrid ItemDataBound Example</h3>
<asp:DataGrid id="ItemsGrid" runat="server"
BorderColor="black"
BorderWidth="1"
CellPadding="3"
ShowFooter="true"
OnItemDataBound="Item_Bound">
<HeaderStyle BackColor="#00aaaa">
</HeaderStyle>
<FooterStyle BackColor="#00aaaa">
</FooterStyle>
</asp:DataGrid>
</form>
</body>
</html>
<%@ Page Language="VB" AutoEventWireup="True" %>
<%@ Import Namespace="System.Data" %>
<!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" >
<script runat="server">
Function CreateDataSource() As ICollection
' Create sample data for the DataGrid control.
Dim dt As DataTable = New DataTable()
Dim dr As DataRow
' Define the columns of the table.
dt.Columns.Add(New DataColumn("IntegerValue", GetType(Int32)))
dt.Columns.Add(New DataColumn("StringValue", GetType(String)))
dt.Columns.Add(New DataColumn("CurrencyValue", GetType(Double)))
' Populate the table with sample values.
Dim i As Integer
For i=0 To 10
dr = dt.NewRow()
dr(0) = i
dr(1) = "Item " & i.ToString()
dr(2) = 1.23 * (i + 1)
dt.Rows.Add(dr)
Next i
Dim dv As DataView = New DataView(dt)
return dv
End Function
Sub Page_Load(sender As Object, e As EventArgs)
' Load sample data only once, when the page is first loaded.
If Not IsPostBack Then
ItemsGrid.DataSource = CreateDataSource()
ItemsGrid.DataBind()
End If
End Sub
Sub Item_Bound(sender As Object, e As DataGridItemEventArgs)
' Use the ItemDataBound event to customize the DataGrid control.
' The ItemDataBound event allows you to access the data before
' the item is displayed in the control. In this example, the
' ItemDataBound event is used to format the items in the
' CurrencyColumn in currency format.
If e.Item.ItemType = ListItemType.Item Or _
e.Item.ItemType = ListItemType.AlternatingItem Then
' Retrieve the text of the CurrencyColumn from the DataGridItem
' and convert the value to a Double.
Dim Price As Double = Convert.ToDouble(e.Item.Cells(2).Text)
' Format the value as currency and redisplay it in the DataGrid.
e.Item.Cells(2).Text = Price.ToString("c")
End If
End Sub
</script>
<head runat="server">
<title>DataGrid ItemDataBound Example</title>
</head>
<body>
<form id="form1" runat="server">
<h3>DataGrid ItemDataBound Example</h3>
<asp:DataGrid id="ItemsGrid" runat="server"
BorderColor="black"
BorderWidth="1"
CellPadding="3"
ShowFooter="true"
OnItemDataBound="Item_Bound">
<HeaderStyle BackColor="#00aaaa">
</HeaderStyle>
<FooterStyle BackColor="#00aaaa">
</FooterStyle>
</asp:DataGrid>
</form>
</body>
</html>
注解
DataGridItem对象表示控件中 (行) 项, DataGrid 如标题部分、脚注部分或数据行。A DataGridItem object represents an item (row) in a DataGrid control, such as a heading section, a footer section, or a data row.
控件的数据项 DataGrid 存储在一个 DataGridItemCollection 集合中,该集合可通过使用控件的属性进行访问 Items DataGrid 。The data items of a DataGrid control are stored in a DataGridItemCollection collection that can be accessed by using the Items property of the DataGrid control.
可以使用 DataGridItem 对象以编程方式访问控件中的项的属性 DataGrid 。You can use a DataGridItem object to programmatically access the properties of an item in a DataGrid control.
构造函数
| DataGridItem(Int32, Int32, ListItemType) |
初始化 DataGridItem 类的新实例。Initializes a new instance of the DataGridItem class. |
属性
| AccessKey |
获取或设置使您得以快速导航到 Web 服务器控件的访问键。Gets or sets the access key that allows you to quickly navigate to the Web server control. (继承自 WebControl) |
| Adapter |
获取控件的浏览器特定适配器。Gets the browser-specific adapter for the control. (继承自 Control) |
| AppRelativeTemplateSourceDirectory |
获取或设置包含该控件的 Page 或 UserControl 对象的应用程序相对虚拟目录。Gets or sets the application-relative virtual directory of the Page or UserControl object that contains this control. (继承自 Control) |
| Attributes |
获取与控件的特性不对应的任意特性(只用于呈现)的集合。Gets the collection of arbitrary attributes (for rendering only) that do not correspond to properties on the control. (继承自 WebControl) |
| BackColor |
获取或设置 Web 服务器控件的背景色。Gets or sets the background color of the Web server control. (继承自 WebControl) |
| BindingContainer |
获取包含该控件的数据绑定的控件。Gets the control that contains this control's data binding. (继承自 Control) |
| BorderColor |
获取或设置 Web 控件的边框颜色。Gets or sets the border color of the Web control. (继承自 WebControl) |
| BorderStyle |
获取或设置 Web 服务器控件的边框样式。Gets or sets the border style of the Web server control. (继承自 WebControl) |
| BorderWidth |
获取或设置 Web 服务器控件的边框宽度。Gets or sets the border width of the Web server control. (继承自 WebControl) |
| Cells |
获取 TableCell 对象的集合,这些对象表示 Table 控件中的行的单元格。Gets a collection of TableCell objects that represent the cells of a row in a Table control. (继承自 TableRow) |
| ChildControlsCreated |
获取一个值,该值指示是否已创建服务器控件的子控件。Gets a value that indicates whether the server control's child controls have been created. (继承自 Control) |
| ClientID |
获取由 ASP.NET 生成的 HTML 标记的控件 ID。Gets the control ID for HTML markup that is generated by ASP.NET. (继承自 Control) |
| ClientIDMode |
获取或设置用于生成 ClientID 属性值的算法。Gets or sets the algorithm that is used to generate the value of the ClientID property. (继承自 Control) |
| ClientIDSeparator |
获取一个字符值,该值表示 ClientID 属性中使用的分隔符字符。Gets a character value representing the separator character used in the ClientID property. (继承自 Control) |
| Context |
为当前 Web 请求获取与服务器控件关联的 HttpContext 对象。Gets the HttpContext object associated with the server control for the current Web request. (继承自 Control) |
| Controls |
获取 ControlCollection 对象,该对象表示 UI 层次结构中的指定服务器控件的子控件。Gets a ControlCollection object that represents the child controls for a specified server control in the UI hierarchy. (继承自 Control) |
| ControlStyle |
获取 Web 服务器控件的样式。Gets the style of the Web server control. 此属性主要由控件开发人员使用。This property is used primarily by control developers. (继承自 WebControl) |
| ControlStyleCreated |
获取一个值,该值指示是否已为 Style 属性创建了 ControlStyle 对象。Gets a value indicating whether a Style object has been created for the ControlStyle property. 此属性主要由控件开发人员使用。This property is primarily used by control developers. (继承自 WebControl) |
| CssClass |
获取或设置由 Web 服务器控件在客户端呈现的级联样式表 (CSS) 类。Gets or sets the Cascading Style Sheet (CSS) class rendered by the Web server control on the client. (继承自 WebControl) |
| DataItem |
获取或设置由 DataGridItem 控件中的 DataGrid 对象表示的数据项。Gets or sets the data item represented by the DataGridItem object in the DataGrid control. |
| DataItemContainer |
如果命名容器实现 IDataItemContainer,则获取对命名容器的引用。Gets a reference to the naming container if the naming container implements IDataItemContainer. (继承自 Control) |
| DataKeysContainer |
如果命名容器实现 IDataKeysControl,则获取对命名容器的引用。Gets a reference to the naming container if the naming container implements IDataKeysControl. (继承自 Control) |
| DataSetIndex |
获取绑定数据源中的 DataGridItem 对象的索引。Gets the index of the DataGridItem object from the bound data source. |
| DesignMode |
获取一个值,该值指示是否正在使用设计图面上的一个控件。Gets a value indicating whether a control is being used on a design surface. (继承自 Control) |
| Enabled |
获取或设置一个值,该值指示是否启用 Web 服务器控件。Gets or sets a value indicating whether the Web server control is enabled. (继承自 WebControl) |
| EnableTheming |
获取或设置一个值,该值指示主题是否应用于该控件。Gets or sets a value indicating whether themes apply to this control. (继承自 WebControl) |
| EnableViewState |
获取或设置一个值,该值指示服务器控件是否向发出请求的客户端保持自己的视图状态以及它所包含的任何子控件的视图状态。Gets or sets a value indicating whether the server control persists its view state, and the view state of any child controls it contains, to the requesting client. (继承自 Control) |
| Events |
获取控件的事件处理程序委托列表。Gets a list of event handler delegates for the control. 此属性是只读的。This property is read-only. (继承自 Control) |
| Font |
获取与 Web 服务器控件关联的字体属性。Gets the font properties associated with the Web server control. (继承自 WebControl) |
| ForeColor |
获取或设置 Web 服务器控件的前景色(通常是文本颜色)。Gets or sets the foreground color (typically the color of the text) of the Web server control. (继承自 WebControl) |
| HasAttributes |
获取一个值,该值指示控件是否具有特性集。Gets a value indicating whether the control has attributes set. (继承自 WebControl) |
| HasChildViewState |
获取一个值,该值指示当前服务器控件的子控件是否具有任何已保存的视图状态设置。Gets a value indicating whether the current server control's child controls have any saved view-state settings. (继承自 Control) |
| Height |
获取或设置 Web 服务器控件的高度。Gets or sets the height of the Web server control. (继承自 WebControl) |
| HorizontalAlign |
获取或设置行内容的水平对齐方式。Gets or sets the horizontal alignment of the contents in the row. (继承自 TableRow) |
| ID |
获取或设置分配给服务器控件的编程标识符。Gets or sets the programmatic identifier assigned to the server control. (继承自 Control) |
| IdSeparator |
获取用于分隔控件标识符的字符。Gets the character used to separate control identifiers. (继承自 Control) |
| IsChildControlStateCleared |
获取一个值,该值指示该控件中包含的控件是否具有控件状态。Gets a value indicating whether controls contained within this control have control state. (继承自 Control) |
| IsEnabled |
获取一个值,该值指示是否启用控件。Gets a value indicating whether the control is enabled. (继承自 WebControl) |
| IsTrackingViewState |
获取一个值,用于指示服务器控件是否会将更改保存到其视图状态中。Gets a value that indicates whether the server control is saving changes to its view state. (继承自 Control) |
| IsViewStateEnabled |
获取一个值,该值指示是否为该控件启用了视图状态。Gets a value indicating whether view state is enabled for this control. (继承自 Control) |
| ItemIndex |
获取来自 DataGridItem 控件的 Items 集合的 DataGrid 对象的索引。Gets the index of the DataGridItem object from the Items collection of the DataGrid control. |
| ItemType |
获取由 DataGridItem 控件中 DataGrid 对象表示的项的类型。Gets the type of the item represented by the DataGridItem object in the DataGrid control. |
| LoadViewStateByID |
获取一个值,该值指示控件是否通过 ID 而不是索引参与加载其视图状态。Gets a value indicating whether the control participates in loading its view state by ID instead of index. (继承自 Control) |
| NamingContainer |
获取对服务器控件的命名容器的引用,此引用创建唯一的命名空间,以区分具有相同 ID 属性值的服务器控件。Gets a reference to the server control's naming container, which creates a unique namespace for differentiating between server controls with the same ID property value. (继承自 Control) |
| Page |
获取对包含服务器控件的 Page 实例的引用。Gets a reference to the Page instance that contains the server control. (继承自 Control) |
| Parent |
获取对页 UI 层次结构中服务器控件的父控件的引用。Gets a reference to the server control's parent control in the page control hierarchy. (继承自 Control) |
| RenderingCompatibility |
获取一个值,该值指定呈现的 HTML 将与之兼容的 ASP.NET 版本。Gets a value that specifies the ASP.NET version that rendered HTML will be compatible with. (继承自 Control) |
| Site |
获取容器信息,该容器在呈现于设计图面上时承载当前控件。Gets information about the container that hosts the current control when rendered on a design surface. (继承自 Control) |
| SkinID |
获取或设置要应用于控件的外观。Gets or sets the skin to apply to the control. (继承自 WebControl) |
| Style |
获取将在 Web 服务器控件的外部标记上呈现为样式特性的文本特性的集合。Gets a collection of text attributes that will be rendered as a style attribute on the outer tag of the Web server control. (继承自 WebControl) |
| SupportsDisabledAttribute |
获取一个值,该值指示在控件的 |
| TabIndex |
获取或设置 Web 服务器控件的选项卡索引。Gets or sets the tab index of the Web server control. (继承自 WebControl) |
| TableSection |
获取或设置 TableRow 控件中 Table 对象的位置。Gets or sets the location for a TableRow object in a Table control. (继承自 TableRow) |
| TagKey |
获取对应于此 Web 服务器控件的 HtmlTextWriterTag 值。Gets the HtmlTextWriterTag value that corresponds to this Web server control. 此属性主要由控件开发人员使用。This property is used primarily by control developers. (继承自 WebControl) |
| TagName |
获取控件标记的名称。Gets the name of the control tag. 此属性主要由控件开发人员使用。This property is used primarily by control developers. (继承自 WebControl) |
| TemplateControl |
获取或设置对包含该控件的模板的引用。Gets or sets a reference to the template that contains this control. (继承自 Control) |
| TemplateSourceDirectory |
获取包含当前服务器控件的 Page 或 UserControl 的虚拟目录。Gets the virtual directory of the Page or UserControl that contains the current server control. (继承自 Control) |
| ToolTip |
获取或设置当鼠标指针悬停在 Web 服务器控件上时显示的文本。Gets or sets the text displayed when the mouse pointer hovers over the Web server control. (继承自 WebControl) |
| UniqueID |
获取服务器控件的唯一的、以分层形式限定的标识符。Gets the unique, hierarchically qualified identifier for the server control. (继承自 Control) |
| ValidateRequestMode |
获取或设置指示控件是否检查来自浏览器的客户端输入是否具有潜在危险值的值。Gets or sets a value that indicates whether the control checks client input from the browser for potentially dangerous values. (继承自 Control) |
| VerticalAlign |
获取或设置行内容的垂直对齐方式。Gets or sets the vertical alignment of the contents in the row. (继承自 TableRow) |
| ViewState |
获取状态信息的字典,这些信息使您可以在同一页的多个请求间保存和还原服务器控件的视图状态。Gets a dictionary of state information that allows you to save and restore the view state of a server control across multiple requests for the same page. (继承自 Control) |
| ViewStateIgnoresCase |
获取一个值,该值指示 StateBag 对象是否不区分大小写。Gets a value that indicates whether the StateBag object is case-insensitive. (继承自 Control) |
| ViewStateMode |
获取或设置此控件的视图状态模式。Gets or sets the view-state mode of this control. (继承自 Control) |
| Visible |
获取或设置一个值,该值指示服务器控件是否作为 UI 呈现在页上。Gets or sets a value that indicates whether a server control is rendered as UI on the page. (继承自 Control) |
| Width |
获取或设置 Web 服务器控件的宽度。Gets or sets the width of the Web server control. (继承自 WebControl) |
方法
| AddAttributesToRender(HtmlTextWriter) |
将需要呈现的 HTML 特性和样式添加到指定的 HtmlTextWriterTag 中。Adds HTML attributes and styles that need to be rendered to the specified HtmlTextWriterTag. 此方法主要由控件开发人员使用。This method is used primarily by control developers. (继承自 WebControl) |
| AddedControl(Control, Int32) |
在子控件添加到 Control 对象的 Controls 集合后调用。Called after a child control is added to the Controls collection of the Control object. (继承自 Control) |
| AddParsedSubObject(Object) |
通知服务器控件,分析了一个元素(XML 或 HTML),并将该元素添加到服务器控件的 ControlCollection 对象中。Notifies the server control that an element, either XML or HTML, was parsed, and adds the element to the server control's ControlCollection object. (继承自 Control) |
| ApplyStyle(Style) |
将指定样式的所有非空白元素复制到 Web 控件,覆盖控件的所有现有的样式元素。Copies any nonblank elements of the specified style to the Web control, overwriting any existing style elements of the control. 此方法主要由控件开发人员使用。This method is primarily used by control developers. (继承自 WebControl) |
| ApplyStyleSheetSkin(Page) |
将页样式表中定义的样式属性应用到控件。Applies the style properties defined in the page style sheet to the control. (继承自 Control) |
| BeginRenderTracing(TextWriter, Object) |
开始输出数据的设计时追踪。Begins design-time tracing of rendering data. (继承自 Control) |
| BuildProfileTree(String, Boolean) |
收集有关服务器控件的信息并将该信息发送到 Trace 属性,在启用页的跟踪功能时将显示该属性。Gathers information about the server control and delivers it to the Trace property to be displayed when tracing is enabled for the page. (继承自 Control) |
| ClearCachedClientID() |
将缓存的 ClientID 值设置为 |
| ClearChildControlState() |
删除服务器控件的子控件的控件状态信息。Deletes the control-state information for the server control's child controls. (继承自 Control) |
| ClearChildState() |
删除服务器控件的所有子控件的视图状态和控件状态信息。Deletes the view-state and control-state information for all the server control's child controls. (继承自 Control) |
| ClearChildViewState() |
删除服务器控件的所有子控件的视图状态信息。Deletes the view-state information for all the server control's child controls. (继承自 Control) |
| ClearEffectiveClientIDMode() |
将当前控件实例和任何子控件的 ClientIDMode 属性设置为 Inherit。Sets the ClientIDMode property of the current control instance and of any child controls to Inherit. (继承自 Control) |
| CopyBaseAttributes(WebControl) |
将 Style 对象未封装的属性从指定的 Web 服务器控件复制到从中调用此方法的 Web 服务器控件。Copies the properties not encapsulated by the Style object from the specified Web server control to the Web server control that this method is called from. 此方法主要由控件开发人员使用。This method is used primarily by control developers. (继承自 WebControl) |
| CreateChildControls() |
由 ASP.NET 页框架调用,以通知服务器控件在准备回发或呈现时使用基于撰写的实现来创建其所包含任何子控件。Called by the ASP.NET page framework to notify server controls that use composition-based implementation to create any child controls they contain in preparation for posting back or rendering. (继承自 Control) |
| CreateControlCollection() |
为 ControlCollection 控件创建一个新的 TableRow 对象。Creates a new ControlCollection object for the TableRow control. (继承自 TableRow) |
| CreateControlStyle() |
为 TableItemStyle 控件创建一个 TableRow 对象。Creates a TableItemStyle object for the TableRow control. (继承自 TableRow) |
| DataBind() |
将数据源绑定到调用的服务器控件及其所有子控件。Binds a data source to the invoked server control and all its child controls. (继承自 Control) |
| DataBind(Boolean) |
将数据源绑定到调用的服务器控件及其所有子控件,同时可以选择引发 DataBinding 事件。Binds a data source to the invoked server control and all its child controls with an option to raise the DataBinding event. (继承自 Control) |
| DataBindChildren() |
将数据源绑定到服务器控件的子控件。Binds a data source to the server control's child controls. (继承自 Control) |
| Dispose() |
使服务器控件得以在从内存中释放之前执行最后的清理操作。Enables a server control to perform final clean up before it is released from memory. (继承自 Control) |
| EndRenderTracing(TextWriter, Object) |
结束输出数据的设计时追踪。Ends design-time tracing of rendering data. (继承自 Control) |
| EnsureChildControls() |
确定服务器控件是否包含子控件。Determines whether the server control contains child controls. 如果不包含,则创建子控件。If it does not, it creates child controls. (继承自 Control) |
| EnsureID() |
为尚未分配标识符的控件创建标识符。Creates an identifier for controls that do not have an identifier assigned. (继承自 Control) |
| Equals(Object) |
确定指定对象是否等于当前对象。Determines whether the specified object is equal to the current object. (继承自 Object) |
| FindControl(String) |
在当前的命名容器中搜索带指定 |
| FindControl(String, Int32) |
使用指定的 |
| Focus() |
为控件设置输入焦点。Sets input focus to a control. (继承自 Control) |
| GetDesignModeState() |
获取控件的设计时数据。Gets design-time data for a control. (继承自 Control) |
| GetHashCode() |
作为默认哈希函数。Serves as the default hash function. (继承自 Object) |
| GetRouteUrl(Object) |
获取与一组路由参数对应的 URL。Gets the URL that corresponds to a set of route parameters. (继承自 Control) |
| GetRouteUrl(RouteValueDictionary) |
获取与一组路由参数对应的 URL。Gets the URL that corresponds to a set of route parameters. (继承自 Control) |
| GetRouteUrl(String, Object) |
获取与一组路由参数以及某个路由名称对应的 URL。Gets the URL that corresponds to a set of route parameters and a route name. (继承自 Control) |
| GetRouteUrl(String, RouteValueDictionary) |
获取与一组路由参数以及某个路由名称对应的 URL。Gets the URL that corresponds to a set of route parameters and a route name. (继承自 Control) |
| GetType() |
获取当前实例的 Type。Gets the Type of the current instance. (继承自 Object) |
| GetUniqueIDRelativeTo(Control) |
返回指定控件的 UniqueID 属性的前缀部分。Returns the prefixed portion of the UniqueID property of the specified control. (继承自 Control) |
| HasControls() |
确定服务器控件是否包含任何子控件。Determines if the server control contains any child controls. (继承自 Control) |
| HasEvents() |
返回一个值,该值指示是否为控件或任何子控件注册事件。Returns a value indicating whether events are registered for the control or any child controls. (继承自 Control) |
| IsLiteralContent() |
确定服务器控件是否只包含文字内容。Determines if the server control holds only literal content. (继承自 Control) |
| LoadControlState(Object) |
从 SaveControlState() 方法保存的上一个页请求还原控件状态信息。Restores control-state information from a previous page request that was saved by the SaveControlState() method. (继承自 Control) |
| LoadViewState(Object) |
从使用 SaveViewState() 方法保存的前一请求还原视图状态信息。Restores view-state information from a previous request that was saved with the SaveViewState() method. (继承自 WebControl) |
| MapPathSecure(String) |
检索虚拟路径(绝对的或相对的)映射到的物理路径。Retrieves the physical path that a virtual path, either absolute or relative, maps to. (继承自 Control) |
| MemberwiseClone() |
创建当前 Object 的浅表副本。Creates a shallow copy of the current Object. (继承自 Object) |
| MergeStyle(Style) |
将指定样式的所有非空白元素复制到 Web 控件,但不覆盖该控件现有的任何样式元素。Copies any nonblank elements of the specified style to the Web control, but will not overwrite any existing style elements of the control. 此方法主要由控件开发人员使用。This method is used primarily by control developers. (继承自 WebControl) |
| OnBubbleEvent(Object, EventArgs) |
由 DataGridItem 类在内部使用。Used internally by the DataGridItem class. |
| OnDataBinding(EventArgs) |
引发 DataBinding 事件。Raises the DataBinding event. (继承自 Control) |
| OnInit(EventArgs) |
引发 Init 事件。Raises the Init event. (继承自 Control) |
| OnLoad(EventArgs) |
引发 Load 事件。Raises the Load event. (继承自 Control) |
| OnPreRender(EventArgs) |
引发 PreRender 事件。Raises the PreRender event. (继承自 Control) |
| OnUnload(EventArgs) |
引发 Unload 事件。Raises the Unload event. (继承自 Control) |
| OpenFile(String) |
获取用于读取文件的 Stream。Gets a Stream used to read a file. (继承自 Control) |
| RaiseBubbleEvent(Object, EventArgs) |
将所有事件源及其信息分配给控件的父级。Assigns any sources of the event and its information to the control's parent. (继承自 Control) |
| RemovedControl(Control) |
从 Control 对象的 Controls 集合移除子控件后调用。Called after a child control is removed from the Controls collection of the Control object. (继承自 Control) |
| Render(HtmlTextWriter) |
将控件呈现给指定的 HTML 编写器。Renders the control to the specified HTML writer. (继承自 WebControl) |
| RenderBeginTag(HtmlTextWriter) |
将控件的 HTML 开始标记呈现到指定的编写器中。Renders the HTML opening tag of the control to the specified writer. 此方法主要由控件开发人员使用。This method is used primarily by control developers. (继承自 WebControl) |
| RenderChildren(HtmlTextWriter) |
将服务器控件子级的内容输出到提供的 HtmlTextWriter 对象,该对象可写入要在客户端上呈现的内容。Outputs the content of a server control's children to a provided HtmlTextWriter object, which writes the content to be rendered on the client. (继承自 Control) |
| RenderContents(HtmlTextWriter) |
将控件的内容呈现到指定的编写器中。Renders the contents of the control to the specified writer. 此方法主要由控件开发人员使用。This method is used primarily by control developers. (继承自 WebControl) |
| RenderControl(HtmlTextWriter) |
将服务器控件内容输出到所提供的 HtmlTextWriter 对象,如果启用了跟踪,则还将存储有关该控件的跟踪信息。Outputs server control content to a provided HtmlTextWriter object and stores tracing information about the control if tracing is enabled. (继承自 Control) |
| RenderControl(HtmlTextWriter, ControlAdapter) |
使用提供的 HtmlTextWriter 对象将服务器控件内容输出到提供的 ControlAdapter 对象。Outputs server control content to a provided HtmlTextWriter object using a provided ControlAdapter object. (继承自 Control) |
| RenderEndTag(HtmlTextWriter) |
将控件的 HTML 结束标记呈现到指定的编写器中。Renders the HTML closing tag of the control into the specified writer. 此方法主要由控件开发人员使用。This method is used primarily by control developers. (继承自 WebControl) |
| ResolveAdapter() |
获取负责呈现指定控件的控件适配器。Gets the control adapter responsible for rendering the specified control. (继承自 Control) |
| ResolveClientUrl(String) |
获取浏览器可以使用的 URL。Gets a URL that can be used by the browser. (继承自 Control) |
| ResolveUrl(String) |
将 URL 转换为在请求客户端可用的 URL。Converts a URL into one that is usable on the requesting client. (继承自 Control) |
| SaveControlState() |
保存将页面回发到服务器之后发生的所有服务器控件状态更改。Saves any server control state changes that have occurred since the time the page was posted back to the server. (继承自 Control) |
| SaveViewState() |
保存调用 TrackViewState() 方法后修改的任何状态。Saves any state that was modified after the TrackViewState() method was invoked. (继承自 WebControl) |
| SetDesignModeState(IDictionary) |
为控件设置设计时数据。Sets design-time data for a control. (继承自 Control) |
| SetItemType(ListItemType) |
由 DataGridItem 类在内部使用。Used internally by the DataGridItem class. |
| SetRenderMethodDelegate(RenderMethod) |
分配事件处理程序委托,以将服务器控件及其内容呈现到父控件中。Assigns an event handler delegate to render the server control and its content into its parent control. (继承自 Control) |
| SetTraceData(Object, Object) |
使用跟踪数据键和跟踪数据值,为呈现数据的设计时追踪设置跟踪数据。Sets trace data for design-time tracing of rendering data, using the trace data key and the trace data value. (继承自 Control) |
| SetTraceData(Object, Object, Object) |
使用跟踪对象、跟踪数据键和跟踪数据值,为呈现数据的设计时追踪设置跟踪数据。Sets trace data for design-time tracing of rendering data, using the traced object, the trace data key, and the trace data value. (继承自 Control) |
| ToString() |
返回表示当前对象的字符串。Returns a string that represents the current object. (继承自 Object) |
| TrackViewState() |
使控件跟踪其视图状态的更改,以便将这些更改存储在对象的 ViewState 属性中。Causes the control to track changes to its view state so they can be stored in the object's ViewState property. (继承自 WebControl) |
事件
| DataBinding |
当服务器控件绑定到数据源时发生。Occurs when the server control binds to a data source. (继承自 Control) |
| Disposed |
当从内存释放服务器控件时发生,这是请求 ASP.NET 页时服务器控件生存期的最后阶段。Occurs when a server control is released from memory, which is the last stage of the server control lifecycle when an ASP.NET page is requested. (继承自 Control) |
| Init |
当服务器控件初始化时发生;初始化是控件生存期的第一步。Occurs when the server control is initialized, which is the first step in its lifecycle. (继承自 Control) |
| Load |
当服务器控件加载到 Page 对象中时发生。Occurs when the server control is loaded into the Page object. (继承自 Control) |
| PreRender |
在加载 Control 对象之后、呈现之前发生。Occurs after the Control object is loaded but prior to rendering. (继承自 Control) |
| Unload |
当服务器控件从内存中卸载时发生。Occurs when the server control is unloaded from memory. (继承自 Control) |
显式接口实现
扩展方法
| FindDataSourceControl(Control) |
返回与指定控件的数据控件关联的数据源。Returns the data source that is associated with the data control for the specified control. |
| FindFieldTemplate(Control, String) |
返回指定控件的命名容器中指定列的字段模板。Returns the field template for the specified column in the specified control's naming container. |
| FindMetaTable(Control) |
返回包含数据控件的元表对象。Returns the metatable object for the containing data control. |
| GetDefaultValues(INamingContainer) |
为指定数据控件获取默认值的集合。Gets the collection of the default values for the specified data control. |
| GetMetaTable(INamingContainer) |
为指定数据控件获取表元数据。Gets the table metadata for the specified data control. |
| SetMetaTable(INamingContainer, MetaTable) |
为指定数据控件设置表元数据。Sets the table metadata for the specified data control. |
| SetMetaTable(INamingContainer, MetaTable, IDictionary<String,Object>) |
为指定数据控件设置表元数据和默认值映射。Sets the table metadata and default value mapping for the specified data control. |
| SetMetaTable(INamingContainer, MetaTable, Object) |
为指定数据控件设置表元数据和默认值映射。Sets the table metadata and default value mapping for the specified data control. |
| TryGetMetaTable(INamingContainer, MetaTable) |
确定表元数据是否可用。Determines whether table metadata is available. |
| EnableDynamicData(INamingContainer, Type) |
为指定数据控件启用动态数据行为。Enables Dynamic Data behavior for the specified data control. |
| EnableDynamicData(INamingContainer, Type, IDictionary<String,Object>) |
为指定数据控件启用动态数据行为。Enables Dynamic Data behavior for the specified data control. |
| EnableDynamicData(INamingContainer, Type, Object) |
为指定数据控件启用动态数据行为。Enables Dynamic Data behavior for the specified data control. |