DbDataSource Class

This class implements an IBindingList on a workarea

Inheritance Hierarchy

Object
DbDataSource

Namespace: XSharp
Assembly: XSharp.Data (in XSharp.Data.dll) Version: 2.21

Syntax

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 CLASS DbDataSource IMPLEMENTS IBindingList, 
	IList, ICollection, IEnumerable

public class DbDataSource : IBindingList, 
	IList, ICollection, IEnumerable

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The DbDataSource type exposes the following members.

Constructors

	Name	Description
	DbDataSource	Initializes a new instance of the DbDataSource class

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Properties

	Name	Description
	AllowEdit	TRUE when the workarea is not readonly
	AllowNew	TRUE when the workarea is not readonly
	AllowRemove	TRUE when the workarea is not readonly
	Count	Returns the # of records in the RDD
	EoF	Is underlying workarea at EOF
	FullName	File name of underlying workarea
	IsFixedSize	Gets a value indicating whether the IList has a fixed size.
	IsReadOnly	TRUE when the workarea is readonly
	IsSorted	Gets whether the items in the list are sorted.
	Item	Retrieve the DbRecordObject for the record at the given position
	Name	Alias of underlying workarea
	RecNo	Recordnumber in underlying workarea
	ShowDeleted	Should the Deleted Flag be included as "virtual column"
	ShowRecno	Should the Record number be included as "virtual column"
	SortDirection	Gets the direction of the sort.
	SortProperty	Gets the PropertyDescriptor that is being used for sorting.
	SupportsChangeNotification	Gets whether a ListChanged event is raised when the list changes or an item in the list changes.
	SupportsSearching	Gets whether the list supports searching using the Find(PropertyDescriptor, Object) method.
	SupportsSorting	Gets whether the list supports sorting.

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Methods

	Name	Description
	Add	This required method has not been implemented.
	AddIndex	Adds the PropertyDescriptor to the indexes used for searching.
	AddNew	Adds a new item to the list.
	ApplySort	Sorts the list based on a PropertyDescriptor and a ListSortDirection.
	Clear	Removes all items from the IList.
	Contains	Determines whether the IList contains a specific value.
	CopyTo	This required method has not (yet) been implemented
	Find	This required method has not (yet) been implemented
	GetEnumerator	Returns an enumerator with which you can walk the RDD.
	IndexOf	Determines the index of a specific item in the IList.
	Insert	This required method has not been implemented.
	Remove	Removes the first occurrence of a specific object from the IList.
	RemoveAt	Removes the IList item at the specified index.
	RemoveIndex	This required method has not (yet) been implemented
	RemoveSort	Removes any sort applied using ApplySort(PropertyDescriptor, ListSortDirection).

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Events

	Name	Description
	ListChanged	Occurs when the list changes or an item in the list changes.

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Remarks

The class can be used TO directly bind a workarea to a data aware .Net control, such as a DataGridView Each row in the List represents a record in the workarea. Records are represented by DbRecord objects Each record

Reference

XSharp Namespace