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Eclipse Platform
Release 3.5

org.eclipse.team.ui.history
Class ElementLocalHistoryPageSource

java.lang.Object
  extended by 

org.eclipse.team.ui.history.HistoryPageSource
      extended by 
org.eclipse.team.ui.history.ElementLocalHistoryPageSource
All Implemented Interfaces:
IHistoryPageSource

public abstract class ElementLocalHistoryPageSource
extends HistoryPageSource

A history page source that can create history pages for a sub-element of a file.

Since:
3.3

Constructor Summary
ElementLocalHistoryPageSource ()
          Create an instance of the page source.
 
Method Summary
 boolean canShowHistoryFor ( Object object)
          Returns true if this history page source can show a history for the given object, false if it cannot
  Page createPage ( Object object)
          Called by the history view to create the page for this IFileHistoryProvider.
protected abstract   IFile getFile ( Object element)
          Return the file that contains the given element of null if this page source can not show history for the given element.
static  ITypedElement getPreviousEdition ( IFile file, Object element)
          Return the previous edition from the local history of the given element located in the given file.
 
Methods inherited from class org.eclipse.team.ui.history. HistoryPageSource
getHistoryPageSource
 
Methods inherited from class java.lang. Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

ElementLocalHistoryPageSource

public ElementLocalHistoryPageSource()
Create an instance of the page source.

Method Detail

getPreviousEdition

public static 
ITypedElement getPreviousEdition(
IFile file,
                                               
Object element)
                                        throws 
TeamException
Return the previous edition from the local history of the given element located in the given file. A null is returned if a previous edition could not be found.

Parameters:
file - the file containing the element
element - the element
Returns:
the previous edition of the element from the local history or null
Throws:
TeamException

canShowHistoryFor

public final boolean canShowHistoryFor(
Object object)
Description copied from interface: IHistoryPageSource
Returns true if this history page source can show a history for the given object, false if it cannot

Parameters:
object - the object that is to have history shown
Returns:
boolean

createPage

public final 
Page createPage(
Object object)
Description copied from interface: IHistoryPageSource
Called by the history view to create the page for this IFileHistoryProvider. The page must implement IHistoryPage.

Parameters:
object - the object whose history is to be shown
Returns:
a Page that implements IHistoryPage (should return either an IPage, IPageBookViewPage or an IHistoryPage
See Also:
IHistoryPage

getFile

protected abstract 
IFile getFile(
Object element)
Return the file that contains the given element of null if this page source can not show history for the given element.

Parameters:
element - the element
Returns:
the file that contains the given element of null

Eclipse Platform
Release 3.5

Guidelines for using Eclipse APIs.

Copyright (c) Eclipse contributors and others 2000, 2008. All rights reserved.


 
 
  Published under the terms of the Eclipse Public License Version 1.0 ("EPL") Design by Interspire