Package org.eclipse.handly.ui.search

Class AbstractSearchTreeContentProvider

java.lang.Object

org.eclipse.handly.ui.search.AbstractSearchTreeContentProvider

All Implemented Interfaces:

ISearchContentProvider, org.eclipse.jface.viewers.IContentProvider, org.eclipse.jface.viewers.IStructuredContentProvider, org.eclipse.jface.viewers.ITreeContentProvider

public abstract class AbstractSearchTreeContentProvider
extends Object
implements org.eclipse.jface.viewers.ITreeContentProvider

A partial implementation of ISearchContentProvider for the tree viewer. Subclasses need to implement ITreeContentProvider.getParent(Object) to complete the implementation.

Constructor Summary

Constructors

Constructor	Description
AbstractSearchTreeContentProvider(AbstractSearchResultPage page)	Creates a new content provider for the given search result page.

Method Summary

Modifier and Type	Method	Description
void	clear()	Notifies that all elements have been removed from the displayed search result.
void	elementsChanged(Object[] elements)	Notifies that the set of matches for the given elements has changed.
Object[]	getChildren(Object parentElement)
Object[]	getElements(Object inputElement)
protected AbstractSearchResultPage	getPage()	Returns the search result page passed into the constructor.
boolean	hasChildren(Object element)
void	inputChanged(org.eclipse.jface.viewers.Viewer viewer, Object oldInput, Object newInput)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.eclipse.jface.viewers.IContentProvider

dispose

Methods inherited from interface org.eclipse.jface.viewers.ITreeContentProvider

getParent

Constructor Details

AbstractSearchTreeContentProvider

public AbstractSearchTreeContentProvider(AbstractSearchResultPage page)

Creates a new content provider for the given search result page.

Parameters:

page - not null

Method Details

inputChanged

public void inputChanged(org.eclipse.jface.viewers.Viewer viewer,
 Object oldInput,
 Object newInput)

Specified by:

inputChanged in interface org.eclipse.jface.viewers.IContentProvider

getElements

public Object[] getElements(Object inputElement)

Specified by:

getElements in interface org.eclipse.jface.viewers.IStructuredContentProvider

Specified by:

getElements in interface org.eclipse.jface.viewers.ITreeContentProvider

getChildren

public Object[] getChildren(Object parentElement)

Specified by:

getChildren in interface org.eclipse.jface.viewers.ITreeContentProvider

hasChildren

public boolean hasChildren(Object element)

Specified by:

hasChildren in interface org.eclipse.jface.viewers.ITreeContentProvider

elementsChanged

public void elementsChanged(Object[] elements)

Description copied from interface: ISearchContentProvider

Notifies that the set of matches for the given elements has changed.

This method is guaranteed to be called in the UI thread. Note that this notification is asynchronous, i.e., further changes may have occurred by the time this method is called. They will be described in a future call.

Specified by:

elementsChanged in interface ISearchContentProvider

Parameters:

elements - never null

clear

public void clear()

Description copied from interface: ISearchContentProvider

Notifies that all elements have been removed from the displayed search result.

This method is guaranteed to be called in the UI thread. Note that this notification is asynchronous, i.e., further changes may have occurred by the time this method is called. They will be described in a future call.

Specified by:

clear in interface ISearchContentProvider

getPage

protected AbstractSearchResultPage getPage()

Returns the search result page passed into the constructor.

Returns:

the search result page (never null)