MetaTable Class

.NET Framework (current version)

Other Versions

Represents the metadata that describes a table for use by Dynamic Data pages.

Namespace: System.Web.DynamicData
Assembly: System.Web.DynamicData (in System.Web.DynamicData.dll)

Inheritance Hierarchy

System::Object
System.Web.DynamicData::MetaTable

Syntax

C++

public ref class MetaTable

Constructors

	Name	Description
	MetaTable(MetaModel^, TableProvider^)	Initializes a new instance of the MetaTable class.

Properties

	Name	Description
	Attributes	Gets the attributes that are associated with the table.
	Columns	Gets the column collection for the table.
	DataContextPropertyName	Gets the name of the table.
	DataContextType	Gets the type of the data context that is associated with the table.
	DisplayColumn	Gets the column that is used to display values when entries in this table are used as parents in foreign-key relationships.
	DisplayName	Gets the name of the table in a user-friendly format.
	EntityType	Gets the entity type that represents the table.
	ForeignKeyColumnsNames	Gets a comma-separated list of foreign-key names.
	HasPrimaryKey	Gets a value that indicates whether the table has a primary key.
	IsReadOnly	Gets a value that indicates whether the table is read-only.
	ListActionPath	Gets the action path of the list action for the table.
	Model	Gets the meta model that the table belongs to.
	Name	Gets the unique name of the table.
	PrimaryKeyColumns	Gets the collection of columns that define the primary key.
	Provider	Gets the provider for the table.
	RootEntityType	Gets the root type of the entity's inheritance hierarchy.
	Scaffold	Gets or sets a value that indicates whether the table should be displayed.
	SortColumn	Gets the MetaColumn value that the table is sorted by.
	SortDescending	Gets a value that indicates whether entries are sorted in descending order when they are used as parents in a foreign-key relationship.

Methods

	Name	Description
	BuildAttributeCollection()	Creates the attribute collection.
	CanDelete(IPrincipal^)	Gets a value that indicates whether the specified user is allowed to perform delete operations.
	CanInsert(IPrincipal^)	Gets a value that indicates whether the specified user is allowed to perform insert operations.
	CanRead(IPrincipal^)	Gets a value that indicates whether the specified user is allowed to perform read operations.
	CanUpdate(IPrincipal^)	Gets a value that indicates whether the specified user is allowed to perform update operations.
	CreateChildrenColumn(ColumnProvider^)	Creates a new MetaChildrenColumn object.
	CreateColumn(ColumnProvider^)	Creates a MetaColumn object.
	CreateContext()	Returns the data context for the table.
	CreateForeignKeyColumn(ColumnProvider^)	Creates an object that contains foreign-key metadata.
	CreateTable(ICustomTypeDescriptor^)	Creates the metadata for the specified table.
	CreateTable(Type^)	Creates the metadata for the specified table.
	Equals(Object^)	Determines whether the specified object is equal to the current object.(Inherited from Object.)
	Finalize()	Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection.(Inherited from Object.)
	GetActionPath(String^)	Returns the action path for the current table and the specified action.
	GetActionPath(String^, IList<Object^>^)	Returns the action path for the current table, specified action, and specified primary key.
	GetActionPath(String^, IList<Object^>^, String^)	Appends query strings to the action path, based on the specified primary key and virtual path.
	GetActionPath(String^, Object^)	Returns the action path for the specified row by using the name of the action.
	GetActionPath(String^, Object^, String^)	Returns the action path for the specified row by using the name of the action and the virtual path of the action.
	GetActionPath(String^, RouteValueDictionary^)	Returns the action path for the current table and for the specified action and routes.
	GetColumn(String^)	Returns the metadata for the specified column.
	GetColumnValuesFromRoute(HttpContext^)	Gets the collection of column values.
	GetDataKeyFromRoute()	Retrieves the primary key of the entity from the route values.
	GetDisplayString(Object^)	Returns the value to use as the display string for an instance of a row when the row is used in foreign-key relationships.
	GetFilteredColumns()	Retrieves a list of columns that are filterable.
	GetHashCode()	Serves as the default hash function. (Inherited from Object.)
	GetPrimaryKeyDictionary(Object^)	Retrieves a dictionary of primary-key names and values for the specified row.
	GetPrimaryKeyString(IList<Object^>^)	Returns a comma-separated list of column values that represent the primary key for the specified row.
	GetPrimaryKeyString(Object^)	Returns a comma-separated list of column values that represent the primary key for the specified row.
	GetPrimaryKeyValues(Object^)	Returns a collection of column values that represent the primary key for the specified row.
	GetQuery()	Returns the System.Linq::IQueryable instance for the entity type that represents the table.
	GetQuery(Object^)	Returns the System.Linq::IQueryable instance for the entity type that represents the table by using the data context.
	GetScaffoldColumns(DataBoundControlMode, ContainerType)	Returns a list of columns to display by using scaffolding.
	GetTable(Type^)	Retrieves the metatable that is associated with the specified type.
	GetType()	Gets the Type of the current instance.(Inherited from Object.)
	Initialize()	Initializes data that may not be available when the constructor is called.
	MemberwiseClone()	Creates a shallow copy of the current Object.(Inherited from Object.)
	ResetMetadata()	Resets the cached metadata for the table.
	ToString()	Returns the name of the table.(Overrides Object::ToString().)
	TryGetColumn(String^, MetaColumn^%)	Returns a value that indicates whether a specified column can be found.
	TryGetTable(Type^, MetaTable^%)	Retrieves the metatable that is associated with the specified type and table.

The following example is part of the code-behind file for the Insert.aspx page template. The MetaTable instance is initialized in the Page_Load method. The title for the page is set to the table DisplayName property.

C++

No code example is currently available or this language may not be supported.