ObjectDataSource Members
.NET Framework 3.0
Represents a business object that provides data to data-bound controls in multitier Web application architectures.
The following tables list the members exposed by the ObjectDataSource type.
| Name | Description | |
|---|---|---|
| ObjectDataSource | Overloaded. Initializes a new instance of the ObjectDataSource class. |
(see also
Protected Properties
)
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| Name | Description | |
|---|---|---|
| AppRelativeTemplateSourceDirectory | Gets or sets the application-relative virtual directory of the Page or UserControl object that contains this control.(inherited from Control) |
| BindingContainer | Gets the control that contains this control's data binding.(inherited from Control) |
| CacheDuration | Gets or sets the length of time, in seconds, that the data source control caches data that is retrieved by the SelectMethod property. |
| CacheExpirationPolicy | Gets or sets the cache expiration behavior that, when combined with the duration, describes the behavior of the cache that the data source control uses. |
| CacheKeyDependency | Gets or sets a user-defined key dependency that is linked to all data cache objects that are created by the data source control. |
| ClientID | Gets the server control identifier generated by ASP.NET.(inherited from DataSourceControl) |
| ConflictDetection | Gets or sets a value that determines whether or not just the new values are passed to the Update method or both the old and new values are passed to the Update method. |
| Controls | Gets a ControlCollection object that represents the child controls for a specified server control in the UI hierarchy.(inherited from DataSourceControl) |
| ConvertNullToDBNull | Gets or sets a value indicating whether the Parameter values that are passed to an update, insert, or delete operation are automatically converted from a null reference (Nothing in Visual Basic) to the Value value by the ObjectDataSource control. |
| DataObjectTypeName | Gets or sets the name of a class that the ObjectDataSource control uses for a parameter in an update, insert, or delete data operation, instead of passing individual values from the data-bound control. |
| DeleteMethod | Gets or sets the name of the method or function that the ObjectDataSource control invokes to delete data. |
| DeleteParameters | Gets the parameters collection that contains the parameters that are used by the DeleteMethod method. |
| EnableCaching | Gets or sets a value indicating whether the ObjectDataSource control has data caching enabled. |
| EnablePaging | Gets or sets a value that indicates whether the data source control supports paging through the set of data that it retrieves. |
| EnableTheming | Gets a value indicating whether this control supports themes.(inherited from DataSourceControl) |
| EnableViewState | 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.(inherited from Control) |
| FilterExpression | Gets or sets a filtering expression that is applied when the method that is specified by the SelectMethod property is called. |
| FilterParameters | Gets a collection of parameters that are associated with any parameter placeholders in the FilterExpression string. |
| ID | Gets or sets the programmatic identifier assigned to the server control.(inherited from Control) |
| InsertMethod | Gets or sets the name of the method or function that the ObjectDataSource control invokes to insert data. |
| InsertParameters | Gets the parameters collection that contains the parameters that are used by the InsertMethod property. |
| MaximumRowsParameterName | Gets or sets the name of the business object data retrieval method parameter that is used to indicate the number of records to retrieve for data source paging support. |
| NamingContainer | Gets a reference to the server control's naming container, which creates a unique namespace for differentiating between server controls with the same Control.ID property value.(inherited from Control) |
| OldValuesParameterFormatString | Gets or sets a format string to apply to the names of the parameters for original values that are passed to the Delete or Update methods. |
| Page | Gets a reference to the Page instance that contains the server control.(inherited from Control) |
| Parent | Gets a reference to the server control's parent control in the page control hierarchy.(inherited from Control) |
| SelectCountMethod | Gets or sets the name of the method or function that the ObjectDataSource control invokes to retrieve a row count. |
| SelectMethod | Gets or sets the name of the method or function that the ObjectDataSource control invokes to retrieve data. |
| SelectParameters | Gets the parameters collection that contains the parameters that are used by the method specified by the SelectMethod property. |
| Site | Gets information about the container that hosts the current control when rendered on a design surface.(inherited from Control) |
| SkinID | Gets the skin to apply to the DataSourceControl control.(inherited from DataSourceControl) |
| SortParameterName | Gets or sets the name of the business object that the SelectMethod parameter used to specify a sort expression for data source sorting support. |
| SqlCacheDependency | Gets or sets a semicolon-delimited string that indicates which databases and tables to use for the Microsoft SQL Server cache dependency. |
| StartRowIndexParameterName | Gets or sets the name of the data retrieval method parameter that is used to indicate the value of the identifier of the first record to retrieve for data source paging support. |
| TemplateControl | Gets or sets a reference to the template that contains this control. (inherited from Control) |
| TemplateSourceDirectory | Gets the virtual directory of the Page or UserControl that contains the current server control.(inherited from Control) |
| TypeName | Gets or sets the name of the class that the ObjectDataSource object represents. |
| UniqueID | Gets the unique, hierarchically qualified identifier for the server control.(inherited from Control) |
| UpdateMethod | Gets or sets the name of the method or function that the ObjectDataSource control invokes to update data. |
| UpdateParameters | Gets the parameters collection that contains the parameters that are used by the method that is specified by the UpdateMethod property. |
| Visible | Gets or sets a value indicating whether the control is visually displayed.(inherited from DataSourceControl) |
| Name | Description | |
|---|---|---|
| Adapter | Gets the browser-specific adapter for the control.(inherited from Control) |
| ChildControlsCreated | Gets a value that indicates whether the server control's child controls have been created.(inherited from Control) |
| ClientIDSeparator | Gets a character value representing the separator character used in the ClientID property.(inherited from Control) |
| Context | Gets the HttpContext object associated with the server control for the current Web request.(inherited from Control) |
| DesignMode | Gets a value indicating whether a control is being used on a design surface.(inherited from Control) |
| Events | Gets a list of event handler delegates for the control. This property is read-only.(inherited from Control) |
| HasChildViewState | Gets a value indicating whether the current server control's child controls have any saved view-state settings.(inherited from Control) |
| IdSeparator | Gets the character used to separate control identifiers.(inherited from Control) |
| IsChildControlStateCleared | Gets a value indicating whether controls contained within this control have control state.(inherited from Control) |
| IsTrackingViewState | Gets a value that indicates whether the server control is saving changes to its view state.(inherited from Control) |
| IsViewStateEnabled | Gets a value indicating whether view state is enabled for this control.(inherited from Control) |
| LoadViewStateByID | Gets a value indicating whether the control participates in loading its view state by ID instead of index. (inherited from Control) |
| ViewState | 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.(inherited from Control) |
| ViewStateIgnoresCase | Gets a value that indicates whether the StateBag object is case-insensitive.(inherited from Control) |
(see also
Protected Methods
)
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| Name | Description | |
|---|---|---|
| ApplyStyleSheetSkin | Applies the style properties that are defined in the page style sheet to the control. (inherited from DataSourceControl) |
| DataBind | Overloaded. Binds a data source to the invoked server control and all its child controls. (inherited from Control) |
| Delete | Performs a delete operation by calling the method that is identified by the DeleteMethod property with any parameters that are in the DeleteParameters collection. |
| Dispose | Enables a server control to perform final clean up before it is released from memory. (inherited from Control) |
| Equals | Overloaded. Determines whether two Object instances are equal. (inherited from Object) |
| FindControl | Overloaded. (inherited from DataSourceControl) |
| Focus | Sets input focus to the control. (inherited from DataSourceControl) |
| GetHashCode | Serves as a hash function for a particular type. (inherited from Object) |
| GetType | Gets the Type of the current instance. (inherited from Object) |
| HasControls | Determines if the server control contains any child controls. (inherited from DataSourceControl) |
| Insert | Performs an insert operation by calling the method that is identified by the InsertMethod property and any parameters in the InsertParameters collection. |
| ReferenceEquals | Determines whether the specified Object instances are the same instance. (inherited from Object) |
| RenderControl | Overloaded. (inherited from DataSourceControl) |
| ResolveClientUrl | Gets a URL that can be used by the browser. (inherited from Control) |
| ResolveUrl | Converts a URL into one that is usable on the requesting client. (inherited from Control) |
| Select | Retrieves data from the underlying data storage by calling the method that is identified by the SelectMethod property with the parameters in the SelectParameters collection. |
| SetRenderMethodDelegate | Assigns an event handler delegate to render the server control and its content into its parent control. (inherited from Control) |
| ToString | Returns a String that represents the current Object. (inherited from Object) |
| Update | Performs an update operation by calling the method that is identified by the UpdateMethod property and any parameters that are in the UpdateParameters collection. |
| Name | Description | |
|---|---|---|
| AddedControl | Called after a child control is added to the Controls collection of the Control object. (inherited from Control) |
| AddParsedSubObject | Notifies the server control that an element, either XML or HTML, was parsed, and adds the element to the server control's ControlCollection object. (inherited from Control) |
| BuildProfileTree | Gathers information about the server control and delivers it to the Trace property to be displayed when tracing is enabled for the page. (inherited from Control) |
| ClearChildControlState | Deletes the control-state information for the server control's child controls. (inherited from Control) |
| ClearChildState | Deletes the view-state and control-state information for all the server control's child controls. (inherited from Control) |
| ClearChildViewState | Deletes the view-state information for all the server control's child controls. (inherited from Control) |
| CreateChildControls | 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. (inherited from Control) |
| CreateControlCollection | Creates a collection to store child controls. (inherited from DataSourceControl) |
| DataBind | Overloaded. Binds a data source to the invoked server control and all its child controls. (inherited from Control) |
| DataBindChildren | Binds a data source to the server control's child controls. (inherited from Control) |
| EnsureChildControls | Determines whether the server control contains child controls. If it does not, it creates child controls. (inherited from Control) |
| EnsureID | Creates an identifier for controls that do not have an identifier assigned. (inherited from Control) |
| Finalize | Allows an Object to attempt to free resources and perform other cleanup operations before the Object is reclaimed by garbage collection. (inherited from Object) |
| FindControl | Overloaded. Searches the current naming container for the specified server control. (inherited from Control) |
| GetDesignModeState | Gets design-time data for a control. (inherited from Control) |
| GetView | Overridden. Retrieves the named data source view that is associated with the data source control. |
| GetViewNames | Overridden. Retrieves a collection of names representing the list of view objects that are associated with the ObjectDataSource object. |
| HasEvents | Returns a value indicating whether events are registered for the control or any child controls. (inherited from Control) |
| IsLiteralContent | Determines if the server control holds only literal content. (inherited from Control) |
| LoadControlState | Restores control-state information from a previous page request that was saved by the SaveControlState method. (inherited from Control) |
| LoadViewState | Overridden. Loads the previously saved view state of the ObjectDataSource control. |
| MapPathSecure | Retrieves the physical path that a virtual path, either absolute or relative, maps to. (inherited from Control) |
| MemberwiseClone | Creates a shallow copy of the current Object. (inherited from Object) |
| OnBubbleEvent | Determines whether the event for the server control is passed up the page's UI server control hierarchy. (inherited from Control) |
| OnDataBinding | Raises the DataBinding event. (inherited from Control) |
| OnInit | Overridden. Adds a LoadComplete event handler to the page that contains the ObjectDataSource control. |
| OnLoad | Raises the Load event. (inherited from Control) |
| OnPreRender | Raises the PreRender event. (inherited from Control) |
| OnUnload | Raises the Unload event. (inherited from Control) |
| OpenFile | Gets a Stream used to read a file. (inherited from Control) |
| RaiseBubbleEvent | Assigns any sources of the event and its information to the control's parent. (inherited from Control) |
| RaiseDataSourceChangedEvent | Raises the DataSourceChanged event. (inherited from DataSourceControl) |
| RemovedControl | Called after a child control is removed from the Controls collection of the Control object. (inherited from Control) |
| Render | Sends server control content to a provided HtmlTextWriter object, which writes the content to be rendered on the client. (inherited from Control) |
| RenderChildren | Outputs the content of a server control's children to a provided HtmlTextWriter object, which writes the content to be rendered on the client. (inherited from Control) |
| RenderControl | Overloaded. Outputs server control content and stores tracing information about the control if tracing is enabled. (inherited from Control) |
| ResolveAdapter | Gets the control adapter responsible for rendering the specified control. (inherited from Control) |
| SaveControlState | Saves any server control state changes that have occurred since the time the page was posted back to the server. (inherited from Control) |
| SaveViewState | Overridden. Saves the state of the ObjectDataSource control. |
| SetDesignModeState | Sets design-time data for a control. (inherited from Control) |
| TrackViewState | Overridden. Tracks view-state changes to the ObjectDataSource control so that they can be stored in the System.Web.UI.StateBag object. |
| Name | Description | |
|---|---|---|
| DataBinding | Occurs when the server control binds to a data source.(inherited from Control) |
| Deleted | Occurs when a Delete operation has completed. |
| Deleting | Occurs before a Delete operation. |
| Disposed | 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.(inherited from Control) |
| Filtering | Occurs before a filter operation. |
| Init | Occurs when the server control is initialized, which is the first step in its lifecycle.(inherited from Control) |
| Inserted | Occurs when an Insert operation has completed. |
| Inserting | Occurs before an Insert operation. |
| Load | Occurs when the server control is loaded into the Page object.(inherited from Control) |
| ObjectCreated | Occurs after the object that is identified by the TypeName property is created. |
| ObjectCreating | Occurs before the object that is identified by the TypeName property is created. |
| ObjectDisposing | Occurs before the object that is identified by the TypeName property is discarded. |
| PreRender | Occurs after the Control object is loaded but prior to rendering.(inherited from Control) |
| Selected | Occurs when a Select operation has completed. |
| Selecting | Occurs before a Select operation. |
| Unload | Occurs when the server control is unloaded from memory.(inherited from Control) |
| Updated | Occurs when an Update operation has completed. |
| Updating | Occurs before an Update operation. |
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