org.eclipse.rse.core.model
Interface ISystemViewInputProvider

All Superinterfaces:

IAdaptable

All Known Subinterfaces:

ISystemFileAPIProvider, ISystemRegistry, ISystemResourceSelectionInputProvider, ISystemSelectRemoteObjectAPIProvider

All Known Implementing Classes:

SystemAbstractAPIProvider

public interface ISystemViewInputProvider

extends IAdaptable

Abstraction for any object that wishes to be a roots-provider for the SystemView tree viewer.

Method Summary

Object	getAdapter(Class adapterType)
Object[]	getConnectionChildren(IHost selectedConnection) This method is called by the connection adapter when the user expands a connection.
Object[]	getSystemViewRoots() Return the child objects to constitute the root elements in the system view tree.
Object	getViewer() Deprecated. use other methods for getting the active viewer.
boolean	hasConnectionChildren(IHost selectedConnection) This method is called by the connection adapter when deciding to show a plus-sign or not beside a connection.
boolean	hasSystemViewRoots() Test if getSystemViewRoots() will return a non-empty list
void	setViewer(Object viewer) Set the viewer in case it is needed for anything.
boolean	showingConnections()

Method Detail

getSystemViewRoots

public Object[] getSystemViewRoots()

Return the child objects to constitute the root elements in the system view tree.

Returns:

Array of root root elements for the system view tree

hasSystemViewRoots

public boolean hasSystemViewRoots()

Test if getSystemViewRoots() will return a non-empty list

Returns:

true if root elements are available, or false otherwise.

showingConnections

public boolean showingConnections()

Returns:

true if we are listing connections or not, so we know whether we are interested in connection-add events

getConnectionChildren

public Object[] getConnectionChildren(IHost selectedConnection)

This method is called by the connection adapter when the user expands a connection. This method must return the child objects to show for that connection.

Parameters:

selectedConnection - the connection undergoing expansion

Returns:

the list of objects under the connection

hasConnectionChildren

public boolean hasConnectionChildren(IHost selectedConnection)

This method is called by the connection adapter when deciding to show a plus-sign or not beside a connection.

Parameters:

selectedConnection - the connection being shown in the viewer

Returns:

true if this connection has children to be shown.

getAdapter

public Object getAdapter(Class adapterType)

Specified by:

getAdapter in interface IAdaptable

setViewer

public void setViewer(Object viewer)

Set the viewer in case it is needed for anything. The label and content provider will call this.

Parameters:

viewer - the viewer that uses this provider

getViewer

public Object getViewer()

Deprecated. use other methods for getting the active viewer.

Return the viewer we are currently associated with

Returns:

the viewer we are currently associated with