Interface IDataHandler

Basic definition of an interface that can be applied to
a UI container (such as a form) that is intended to load data.

public abstract interface IDataHandler

Interface Members

Member	Description
BeforeLoadContents	This method gets called before any data loading starts. This provides the ability to public void BeforeLoadContents();
HandleDataException	This method is called whenever an exception is raised during data loading. public void HandleDataException( Exception ex );
InitialLoad	This method gets called when the pane first loads. public void InitialLoad( NameValueCollection queryString ); public void InitialLoad( Dictionary<String,Object> queryString ); public void InitialLoad( Guid mainEntityPK ); public void InitialLoad( int mainEntityPK ); public void InitialLoad( string mainEntityPK );
InitialNew	Loads the form and indicates that the user intends to create a new item. public void InitialNew(); public void InitialNew( NameValueCollection queryString ); public void InitialNew( Dictionary<String,Object> queryString );
LoadContents	This method is invoked whenever data needs to be loaded (including reloading data) public object LoadContents();
LoadSecondaryData	Called whenever secondary data needs to be loaded public object LoadSecondaryData();
LoadSupportData	Called whenever secondary data needs to be loaded public void LoadSupportData();
NewContents	This method gets called whenever new content needs to be created (such as a new entity) public object NewContents();
ShowContents	This method is invoked whenever the pane contents need to be presented to the user, public void ShowContents();
ShowContentsAuto	This method is invoked whenever the pane contents need to be presented to the user, public void ShowContentsAuto();
ContentStatus	Content load status

Requirements

Namespace: EPS.ComponentModel
Assembly: CORE.DLL