bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/provisional/views/markers/FiltersConfigurationDialog.java - platform/eclipse.platform.ui - Git at Google

 /*******************************************************************************
  * Copyright (c) 2007 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/epl-v10.html
  *
  * Contributors:
  *     IBM Corporation - initial API and implementation
  ******************************************************************************/

 package org.eclipse.ui.internal.provisional.views.markers;

 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Iterator;

 import org.eclipse.jface.dialogs.Dialog;
 import org.eclipse.jface.dialogs.IInputValidator;
 import org.eclipse.jface.dialogs.InputDialog;
 import org.eclipse.jface.viewers.CheckboxTableViewer;
 import org.eclipse.jface.viewers.ISelection;
 import org.eclipse.jface.viewers.ISelectionChangedListener;
 import org.eclipse.jface.viewers.IStructuredContentProvider;
 import org.eclipse.jface.viewers.IStructuredSelection;
 import org.eclipse.jface.viewers.LabelProvider;
 import org.eclipse.jface.viewers.SelectionChangedEvent;
 import org.eclipse.jface.viewers.StructuredSelection;
 import org.eclipse.jface.viewers.Viewer;
 import org.eclipse.jface.window.IShellProvider;
 import org.eclipse.osgi.util.NLS;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.events.DisposeEvent;
 import org.eclipse.swt.events.DisposeListener;
 import org.eclipse.swt.events.SelectionAdapter;
 import org.eclipse.swt.events.SelectionEvent;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.layout.GridLayout;
 import org.eclipse.swt.widgets.Button;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Control;
 import org.eclipse.swt.widgets.Label;
 import org.eclipse.ui.forms.events.ExpansionEvent;
 import org.eclipse.ui.forms.events.IExpansionListener;
 import org.eclipse.ui.forms.widgets.ExpandableComposite;
 import org.eclipse.ui.forms.widgets.FormToolkit;
 import org.eclipse.ui.forms.widgets.ScrolledForm;
 import org.eclipse.ui.views.markers.internal.MarkerMessages;

 /**
  * FiltersConfigurationDialog is the dialog for configuring the filters for the
  *
  * @since 3.3
  *
  */
 public class FiltersConfigurationDialog extends Dialog {

 	private Collection filterAreas;

 	private Collection filterGroups;

 	private CheckboxTableViewer filtersList;

 	private FilterConfigurationArea scopeArea = new ScopeArea();

 	private MarkerFieldFilterGroup selectedFilterGroup;

 	/**
 	 * Create a new instance of the receiver on group.
 	 *
 	 * @param parentShell
 	 * @param groups
 	 *            Collection of MarkerFieldFilterGroup
 	 * @param fieldFilterAreas -
 	 *            Collection of FilterConfigurationArea
 	 */
 	public FiltersConfigurationDialog(IShellProvider parentShell,
 			Collection groups, Collection fieldFilterAreas) {
 		super(parentShell);
 		filterGroups = makeWorkingCopy(groups);
 		filterAreas = fieldFilterAreas;
 	}

 	/*
 	 * (non-Javadoc)
 	 *
 	 * @see org.eclipse.jface.dialogs.Dialog#createDialogArea(org.eclipse.swt.widgets.Composite)
 	 */
 	protected Control createDialogArea(Composite parent) {

 		Composite top = (Composite) super.createDialogArea(parent);

 		initializeDialogUnits(top);

 		GridLayout layout = new GridLayout();
 		layout.numColumns = 2;
 		layout.makeColumnsEqualWidth = false;
 		top.setLayout(layout);

 		createFilterSelectionArea(top);

 		final FormToolkit toolkit = new FormToolkit(top.getDisplay());
 		parent.addDisposeListener(new DisposeListener() {

 			public void widgetDisposed(DisposeEvent e) {
 				toolkit.dispose();

 			}
 		});
 		final ScrolledForm form = toolkit.createScrolledForm(top);
 		form.setBackground(parent.getBackground());

 		GridData data = new GridData(SWT.FILL, SWT.FILL, true, true);
 		form.setLayoutData(data);
 		form.getBody().setLayout(new GridLayout());

 		// Expand all of the filter areas if the choices are small
 		boolean expand = filterAreas.size() < 3;
 		createFieldArea(toolkit, form, scopeArea, expand);
 		Iterator areas = filterAreas.iterator();
 		while (areas.hasNext()) {
 			createFieldArea(toolkit, form, (FilterConfigurationArea) areas
 					.next(), expand);

 		}

 		if (!filterGroups.isEmpty()) {
 			filtersList.setSelection(new StructuredSelection(filterGroups
 					.iterator().next()));
 		}

 		return top;
 	}

 	/**
 	 * Create a field area in the form for the FilterConfigurationArea
 	 *
 	 * @param toolkit
 	 * @param form
 	 * @param area
 	 * @param expand
 	 *            <code>true</code> if the area should be expanded by default
 	 */
 	private void createFieldArea(final FormToolkit toolkit,
 			final ScrolledForm form, final FilterConfigurationArea area,
 			boolean expand) {
 		final ExpandableComposite expandable = toolkit
 				.createExpandableComposite(form.getBody(),
 						ExpandableComposite.TWISTIE);
 		expandable.setText(area.getTitle());
 		expandable.setBackground(form.getBackground());
 		expandable.setLayout(new GridLayout());
 		expandable.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
 		expandable.addExpansionListener(new IExpansionListener(){
 			/* (non-Javadoc)
 			 * @see org.eclipse.ui.forms.events.IExpansionListener#expansionStateChanged(org.eclipse.ui.forms.events.ExpansionEvent)
 			 */
 			public void expansionStateChanged(ExpansionEvent e) {
 				expandable.getParent().layout(true);

 			}

 			/* (non-Javadoc)
 			 * @see org.eclipse.ui.forms.events.IExpansionListener#expansionStateChanging(org.eclipse.ui.forms.events.ExpansionEvent)
 			 */
 			public void expansionStateChanging(ExpansionEvent e) {

 			}
 		});

 		Composite sectionClient = toolkit.createComposite(expandable);
 		sectionClient.setLayout(new GridLayout());
 		sectionClient
 				.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
 		sectionClient.setBackground(form.getBackground());
 		area.createContents(sectionClient);
 		expandable.setClient(sectionClient);
 		expandable.setExpanded(expand);
 	}

 	/**
 	 * Create the area for selecting the filters and enabling/disabling them.
 	 *
 	 * @param top
 	 */
 	private void createFilterSelectionArea(Composite top) {

 		Composite filtersComposite = new Composite(top, SWT.NONE);
 		filtersComposite.setLayout(new GridLayout(2, false));
 		filtersComposite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true,
 				true));

 		Label title = new Label(filtersComposite, SWT.NONE);
 		title.setText(MarkerMessages.filtersDialog_title);
 		GridData titleData = new GridData();
 		titleData.horizontalSpan = 2;
 		title.setLayoutData(titleData);

 		filtersList = CheckboxTableViewer.newCheckList(filtersComposite,
 				SWT.BORDER);
 		filtersList.setContentProvider(new IStructuredContentProvider() {
 			/*
 			 * (non-Javadoc)
 			 *
 			 * @see org.eclipse.jface.viewers.IContentProvider#dispose()
 			 */
 			public void dispose() {
 				// Do nothing
 			}

 			/*
 			 * (non-Javadoc)
 			 *
 			 * @see org.eclipse.jface.viewers.IStructuredContentProvider#getElements(java.lang.Object)
 			 */
 			public Object[] getElements(Object inputElement) {
 				return filterGroups.toArray();
 			}

 			/*
 			 * (non-Javadoc)
 			 *
 			 * @see org.eclipse.jface.viewers.IContentProvider#inputChanged(org.eclipse.jface.viewers.Viewer,
 			 *      java.lang.Object, java.lang.Object)
 			 */
 			public void inputChanged(Viewer viewer, Object oldInput,
 					Object newInput) {
 				// Do nothing
 			}
 		});

 		filtersList.setLabelProvider(new LabelProvider() {
 			/*
 			 * (non-Javadoc)
 			 *
 			 * @see org.eclipse.jface.viewers.ILabelProvider#getText(java.lang.Object)
 			 */
 			public String getText(Object element) {
 				return ((MarkerFieldFilterGroup) element).getName();
 			}
 		});

 		if (selectedFilterGroup != null)
 			filtersList.setSelection(new StructuredSelection(
 					selectedFilterGroup));

 		filtersList
 				.addSelectionChangedListener(new ISelectionChangedListener() {

 					/*
 					 * (non-Javadoc)
 					 *
 					 * @see org.eclipse.jface.viewers.ISelectionChangedListener#selectionChanged(org.eclipse.jface.viewers.SelectionChangedEvent)
 					 */
 					public void selectionChanged(SelectionChangedEvent event) {
 						setSelectedFilter((MarkerFieldFilterGroup) ((IStructuredSelection) event
 								.getSelection()).getFirstElement());

 					}
 				});

 		filtersList.setInput(this);

 		Iterator filterIterator = filterGroups.iterator();
 		while (filterIterator.hasNext()) {
 			MarkerFieldFilterGroup group = (MarkerFieldFilterGroup) filterIterator
 					.next();
 			filtersList.setChecked(group, group.isEnabled());
 		}

 		GridData listData = new GridData(SWT.FILL, SWT.FILL, true, true);
 		listData.widthHint = convertHorizontalDLUsToPixels(100);
 		filtersList.getControl().setLayoutData(listData);

 		Composite buttons = new Composite(filtersComposite, SWT.NONE);
 		GridLayout buttonLayout = new GridLayout();
 		buttonLayout.marginWidth = 0;
 		buttons.setLayout(buttonLayout);
 		GridData buttonsData = new GridData();
 		buttonsData.verticalAlignment = GridData.BEGINNING;
 		buttons.setLayoutData(buttonsData);

 		Button addNew = new Button(buttons, SWT.PUSH);
 		addNew.setText(MarkerMessages.MarkerFilter_addFilterName);
 		addNew.addSelectionListener(new SelectionAdapter() {
 			public void widgetSelected(SelectionEvent e) {
 				InputDialog newDialog = new InputDialog(getShell(),
 						MarkerMessages.MarkerFilterDialog_title,
 						MarkerMessages.MarkerFilterDialog_message,
 						MarkerMessages.MarkerFilter_newFilterName,
 						new IInputValidator() {
 							/*
 							 * (non-Javadoc)
 							 *
 							 * @see org.eclipse.jface.dialogs.IInputValidator#isValid(java.lang.String)
 							 */
 							public String isValid(String newText) {
 								if (newText.length() == 0)
 									return MarkerMessages.MarkerFilterDialog_emptyMessage;
 								Iterator filterIterator = filterGroups
 										.iterator();
 								while (filterIterator.hasNext()) {
 									if (((MarkerFieldFilterGroup) filterIterator
 											.next()).getName().equals(newText))
 										return NLS
 												.bind(
 														MarkerMessages.filtersDialog_conflictingName,
 														newText);
 								}

 								return null;
 							}
 						});
 				newDialog.open();
 				String newName = newDialog.getValue();
 				if (newName != null) {
 					createNewFilter(newName);
 				}
 			}
 		});
 		setButtonLayoutData(addNew);

 		Button remove = new Button(buttons, SWT.PUSH);
 		remove.setText(MarkerMessages.MarkerFilter_deleteSelectedName);
 		remove.addSelectionListener(new SelectionAdapter() {
 			public void widgetSelected(SelectionEvent e) {
 				removeFilters(filtersList.getSelection());
 			}
 		});
 		setButtonLayoutData(remove);
 	}

 	/**
 	 * Create a new filter called newName
 	 *
 	 * @param newName
 	 */
 	protected void createNewFilter(String newName) {
 		// TODO Create one

 	}

 	/**
 	 * Return the filter groups modified by the receiver.
 	 *
 	 * @return Collection of {@link MarkerFieldFilterGroup}
 	 */
 	public Collection getFilters() {
 		return filterGroups;
 	}

 	/**
 	 * Make a working copy of the groups.
 	 *
 	 * @param groups
 	 * @return Collection of MarkerFieldFilterGroup
 	 */
 	private Collection makeWorkingCopy(Collection groups) {
 		Iterator initialFiltersIterator = groups.iterator();
 		Collection returnFilters = new ArrayList(groups.size());
 		while (initialFiltersIterator.hasNext()) {
 			MarkerFieldFilterGroup group = (MarkerFieldFilterGroup) initialFiltersIterator
 					.next();
 			MarkerFieldFilterGroup copy = group.makeWorkingCopy();
 			if (copy != null)
 				returnFilters.add(copy);
 		}
 		return returnFilters;
 	}

 	/*
 	 * (non-Javadoc)
 	 *
 	 * @see org.eclipse.jface.dialogs.Dialog#okPressed()
 	 */
 	protected void okPressed() {
 		super.okPressed();
 		if (selectedFilterGroup == null)
 			return;
 		scopeArea.applyToGroup(selectedFilterGroup);
 		Iterator areas = filterAreas.iterator();
 		while (areas.hasNext()) {
 			((FilterConfigurationArea) areas.next())
 					.applyToGroup(selectedFilterGroup);
 		}

 	}

 	/**
 	 * Remove the filters in selection.
 	 *
 	 * @param selection
 	 */
 	protected void removeFilters(ISelection selection) {
 		// TODO Auto-generated method stub

 	}

 	/**
 	 * Set the filter that is being worked on.
 	 *
 	 * @param markerFieldFilterGroup
 	 */
 	void setSelectedFilter(MarkerFieldFilterGroup markerFieldFilterGroup) {
 		MarkerFieldFilterGroup old = selectedFilterGroup;
 		selectedFilterGroup = markerFieldFilterGroup;
 		if (old != null)
 			scopeArea.applyToGroup(old);
 		scopeArea.initializeFromGroup(selectedFilterGroup);
 		Iterator areas = filterAreas.iterator();
 		while (areas.hasNext()) {
 			FilterConfigurationArea area = (FilterConfigurationArea) areas
 					.next();
 			if (old != null)
 				area.applyToGroup(old);
 			area.initializeFromGroup(selectedFilterGroup);
 		}
 	}

 }
	/*******************************************************************************
	* Copyright (c) 2007 IBM Corporation and others.
	* All rights reserved. This program and the accompanying materials
	* are made available under the terms of the Eclipse Public License v1.0
	* which accompanies this distribution, and is available at
	* http://www.eclipse.org/legal/epl-v10.html
	*
	* Contributors:
	* IBM Corporation - initial API and implementation
	******************************************************************************/

	package org.eclipse.ui.internal.provisional.views.markers;

	import java.util.ArrayList;
	import java.util.Collection;
	import java.util.Iterator;

	import org.eclipse.jface.dialogs.Dialog;
	import org.eclipse.jface.dialogs.IInputValidator;
	import org.eclipse.jface.dialogs.InputDialog;
	import org.eclipse.jface.viewers.CheckboxTableViewer;
	import org.eclipse.jface.viewers.ISelection;
	import org.eclipse.jface.viewers.ISelectionChangedListener;
	import org.eclipse.jface.viewers.IStructuredContentProvider;
	import org.eclipse.jface.viewers.IStructuredSelection;
	import org.eclipse.jface.viewers.LabelProvider;
	import org.eclipse.jface.viewers.SelectionChangedEvent;
	import org.eclipse.jface.viewers.StructuredSelection;
	import org.eclipse.jface.viewers.Viewer;
	import org.eclipse.jface.window.IShellProvider;
	import org.eclipse.osgi.util.NLS;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.events.DisposeEvent;
	import org.eclipse.swt.events.DisposeListener;
	import org.eclipse.swt.events.SelectionAdapter;
	import org.eclipse.swt.events.SelectionEvent;
	import org.eclipse.swt.layout.GridData;
	import org.eclipse.swt.layout.GridLayout;
	import org.eclipse.swt.widgets.Button;
	import org.eclipse.swt.widgets.Composite;
	import org.eclipse.swt.widgets.Control;
	import org.eclipse.swt.widgets.Label;
	import org.eclipse.ui.forms.events.ExpansionEvent;
	import org.eclipse.ui.forms.events.IExpansionListener;
	import org.eclipse.ui.forms.widgets.ExpandableComposite;
	import org.eclipse.ui.forms.widgets.FormToolkit;
	import org.eclipse.ui.forms.widgets.ScrolledForm;
	import org.eclipse.ui.views.markers.internal.MarkerMessages;

	/**
	* FiltersConfigurationDialog is the dialog for configuring the filters for the
	*
	* @since 3.3
	*
	*/
	public class FiltersConfigurationDialog extends Dialog {

	private Collection filterAreas;

	private Collection filterGroups;

	private CheckboxTableViewer filtersList;

	private FilterConfigurationArea scopeArea = new ScopeArea();

	private MarkerFieldFilterGroup selectedFilterGroup;

	/**
	* Create a new instance of the receiver on group.
	*
	* @param parentShell
	* @param groups
	* Collection of MarkerFieldFilterGroup
	* @param fieldFilterAreas -
	* Collection of FilterConfigurationArea
	*/
	public FiltersConfigurationDialog(IShellProvider parentShell,
	Collection groups, Collection fieldFilterAreas) {
	super(parentShell);
	filterGroups = makeWorkingCopy(groups);
	filterAreas = fieldFilterAreas;
	}

	/*
	* (non-Javadoc)
	*
	* @see org.eclipse.jface.dialogs.Dialog#createDialogArea(org.eclipse.swt.widgets.Composite)
	*/
	protected Control createDialogArea(Composite parent) {

	Composite top = (Composite) super.createDialogArea(parent);

	initializeDialogUnits(top);

	GridLayout layout = new GridLayout();
	layout.numColumns = 2;
	layout.makeColumnsEqualWidth = false;
	top.setLayout(layout);

	createFilterSelectionArea(top);

	final FormToolkit toolkit = new FormToolkit(top.getDisplay());
	parent.addDisposeListener(new DisposeListener() {

	public void widgetDisposed(DisposeEvent e) {
	toolkit.dispose();

	}
	});
	final ScrolledForm form = toolkit.createScrolledForm(top);
	form.setBackground(parent.getBackground());

	GridData data = new GridData(SWT.FILL, SWT.FILL, true, true);
	form.setLayoutData(data);
	form.getBody().setLayout(new GridLayout());

	// Expand all of the filter areas if the choices are small
	boolean expand = filterAreas.size() < 3;
	createFieldArea(toolkit, form, scopeArea, expand);
	Iterator areas = filterAreas.iterator();
	while (areas.hasNext()) {
	createFieldArea(toolkit, form, (FilterConfigurationArea) areas
	.next(), expand);

	}

	if (!filterGroups.isEmpty()) {
	filtersList.setSelection(new StructuredSelection(filterGroups
	.iterator().next()));
	}

	return top;
	}

	/**
	* Create a field area in the form for the FilterConfigurationArea
	*
	* @param toolkit
	* @param form
	* @param area
	* @param expand
	* <code>true</code> if the area should be expanded by default
	*/
	private void createFieldArea(final FormToolkit toolkit,
	final ScrolledForm form, final FilterConfigurationArea area,
	boolean expand) {
	final ExpandableComposite expandable = toolkit
	.createExpandableComposite(form.getBody(),
	ExpandableComposite.TWISTIE);
	expandable.setText(area.getTitle());
	expandable.setBackground(form.getBackground());
	expandable.setLayout(new GridLayout());
	expandable.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
	expandable.addExpansionListener(new IExpansionListener(){
	/* (non-Javadoc)
	* @see org.eclipse.ui.forms.events.IExpansionListener#expansionStateChanged(org.eclipse.ui.forms.events.ExpansionEvent)
	*/
	public void expansionStateChanged(ExpansionEvent e) {
	expandable.getParent().layout(true);

	}

	/* (non-Javadoc)
	* @see org.eclipse.ui.forms.events.IExpansionListener#expansionStateChanging(org.eclipse.ui.forms.events.ExpansionEvent)
	*/
	public void expansionStateChanging(ExpansionEvent e) {

	}
	});

	Composite sectionClient = toolkit.createComposite(expandable);
	sectionClient.setLayout(new GridLayout());
	sectionClient
	.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
	sectionClient.setBackground(form.getBackground());
	area.createContents(sectionClient);
	expandable.setClient(sectionClient);
	expandable.setExpanded(expand);
	}

	/**
	* Create the area for selecting the filters and enabling/disabling them.
	*
	* @param top
	*/
	private void createFilterSelectionArea(Composite top) {

	Composite filtersComposite = new Composite(top, SWT.NONE);
	filtersComposite.setLayout(new GridLayout(2, false));
	filtersComposite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true,
	true));

	Label title = new Label(filtersComposite, SWT.NONE);
	title.setText(MarkerMessages.filtersDialog_title);
	GridData titleData = new GridData();
	titleData.horizontalSpan = 2;
	title.setLayoutData(titleData);

	filtersList = CheckboxTableViewer.newCheckList(filtersComposite,
	SWT.BORDER);
	filtersList.setContentProvider(new IStructuredContentProvider() {
	/*
	* (non-Javadoc)
	*
	* @see org.eclipse.jface.viewers.IContentProvider#dispose()
	*/
	public void dispose() {
	// Do nothing
	}

	/*
	* (non-Javadoc)
	*
	* @see org.eclipse.jface.viewers.IStructuredContentProvider#getElements(java.lang.Object)
	*/
	public Object[] getElements(Object inputElement) {
	return filterGroups.toArray();
	}

	/*
	* (non-Javadoc)
	*
	* @see org.eclipse.jface.viewers.IContentProvider#inputChanged(org.eclipse.jface.viewers.Viewer,
	* java.lang.Object, java.lang.Object)
	*/
	public void inputChanged(Viewer viewer, Object oldInput,
	Object newInput) {
	// Do nothing
	}
	});

	filtersList.setLabelProvider(new LabelProvider() {
	/*
	* (non-Javadoc)
	*
	* @see org.eclipse.jface.viewers.ILabelProvider#getText(java.lang.Object)
	*/
	public String getText(Object element) {
	return ((MarkerFieldFilterGroup) element).getName();
	}
	});

	if (selectedFilterGroup != null)
	filtersList.setSelection(new StructuredSelection(
	selectedFilterGroup));

	filtersList
	.addSelectionChangedListener(new ISelectionChangedListener() {

	/*
	* (non-Javadoc)
	*
	* @see org.eclipse.jface.viewers.ISelectionChangedListener#selectionChanged(org.eclipse.jface.viewers.SelectionChangedEvent)
	*/
	public void selectionChanged(SelectionChangedEvent event) {
	setSelectedFilter((MarkerFieldFilterGroup) ((IStructuredSelection) event
	.getSelection()).getFirstElement());

	}
	});

	filtersList.setInput(this);

	Iterator filterIterator = filterGroups.iterator();
	while (filterIterator.hasNext()) {
	MarkerFieldFilterGroup group = (MarkerFieldFilterGroup) filterIterator
	.next();
	filtersList.setChecked(group, group.isEnabled());
	}

	GridData listData = new GridData(SWT.FILL, SWT.FILL, true, true);
	listData.widthHint = convertHorizontalDLUsToPixels(100);
	filtersList.getControl().setLayoutData(listData);

	Composite buttons = new Composite(filtersComposite, SWT.NONE);
	GridLayout buttonLayout = new GridLayout();
	buttonLayout.marginWidth = 0;
	buttons.setLayout(buttonLayout);
	GridData buttonsData = new GridData();
	buttonsData.verticalAlignment = GridData.BEGINNING;
	buttons.setLayoutData(buttonsData);

	Button addNew = new Button(buttons, SWT.PUSH);
	addNew.setText(MarkerMessages.MarkerFilter_addFilterName);
	addNew.addSelectionListener(new SelectionAdapter() {
	public void widgetSelected(SelectionEvent e) {
	InputDialog newDialog = new InputDialog(getShell(),
	MarkerMessages.MarkerFilterDialog_title,
	MarkerMessages.MarkerFilterDialog_message,
	MarkerMessages.MarkerFilter_newFilterName,
	new IInputValidator() {
	/*
	* (non-Javadoc)
	*
	* @see org.eclipse.jface.dialogs.IInputValidator#isValid(java.lang.String)
	*/
	public String isValid(String newText) {
	if (newText.length() == 0)
	return MarkerMessages.MarkerFilterDialog_emptyMessage;
	Iterator filterIterator = filterGroups
	.iterator();
	while (filterIterator.hasNext()) {
	if (((MarkerFieldFilterGroup) filterIterator
	.next()).getName().equals(newText))
	return NLS
	.bind(
	MarkerMessages.filtersDialog_conflictingName,
	newText);
	}

	return null;
	}
	});
	newDialog.open();
	String newName = newDialog.getValue();
	if (newName != null) {
	createNewFilter(newName);
	}
	}
	});
	setButtonLayoutData(addNew);

	Button remove = new Button(buttons, SWT.PUSH);
	remove.setText(MarkerMessages.MarkerFilter_deleteSelectedName);
	remove.addSelectionListener(new SelectionAdapter() {
	public void widgetSelected(SelectionEvent e) {
	removeFilters(filtersList.getSelection());
	}
	});
	setButtonLayoutData(remove);
	}

	/**
	* Create a new filter called newName
	*
	* @param newName
	*/
	protected void createNewFilter(String newName) {
	// TODO Create one

	}

	/**
	* Return the filter groups modified by the receiver.
	*
	* @return Collection of {@link MarkerFieldFilterGroup}
	*/
	public Collection getFilters() {
	return filterGroups;
	}

	/**
	* Make a working copy of the groups.
	*
	* @param groups
	* @return Collection of MarkerFieldFilterGroup
	*/
	private Collection makeWorkingCopy(Collection groups) {
	Iterator initialFiltersIterator = groups.iterator();
	Collection returnFilters = new ArrayList(groups.size());
	while (initialFiltersIterator.hasNext()) {
	MarkerFieldFilterGroup group = (MarkerFieldFilterGroup) initialFiltersIterator
	.next();
	MarkerFieldFilterGroup copy = group.makeWorkingCopy();
	if (copy != null)
	returnFilters.add(copy);
	}
	return returnFilters;
	}

	/*
	* (non-Javadoc)
	*
	* @see org.eclipse.jface.dialogs.Dialog#okPressed()
	*/
	protected void okPressed() {
	super.okPressed();
	if (selectedFilterGroup == null)
	return;
	scopeArea.applyToGroup(selectedFilterGroup);
	Iterator areas = filterAreas.iterator();
	while (areas.hasNext()) {
	((FilterConfigurationArea) areas.next())
	.applyToGroup(selectedFilterGroup);
	}

	}

	/**
	* Remove the filters in selection.
	*
	* @param selection
	*/
	protected void removeFilters(ISelection selection) {
	// TODO Auto-generated method stub

	}

	/**
	* Set the filter that is being worked on.
	*
	* @param markerFieldFilterGroup
	*/
	void setSelectedFilter(MarkerFieldFilterGroup markerFieldFilterGroup) {
	MarkerFieldFilterGroup old = selectedFilterGroup;
	selectedFilterGroup = markerFieldFilterGroup;
	if (old != null)
	scopeArea.applyToGroup(old);
	scopeArea.initializeFromGroup(selectedFilterGroup);
	Iterator areas = filterAreas.iterator();
	while (areas.hasNext()) {
	FilterConfigurationArea area = (FilterConfigurationArea) areas
	.next();
	if (old != null)
	area.applyToGroup(old);
	area.initializeFromGroup(selectedFilterGroup);
	}
	}

	}