core/plugins/org.eclipse.dltk.ui/src/org/eclipse/dltk/internal/ui/wizards/buildpath/AccessRulesDialog.java - dltk/org.eclipse.dltk.core - Git at Google

 /*******************************************************************************
  * Copyright (c) 2000, 2018 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
  *
  *******************************************************************************/
 package org.eclipse.dltk.internal.ui.wizards.buildpath;

 import java.util.ArrayList;
 import java.util.List;

 import org.eclipse.dltk.core.DLTKCore;
 import org.eclipse.dltk.core.IAccessRule;
 import org.eclipse.dltk.core.IBuildpathEntry;
 import org.eclipse.dltk.core.IScriptProject;
 import org.eclipse.dltk.core.ModelException;
 import org.eclipse.dltk.internal.corext.util.Messages;
 import org.eclipse.dltk.internal.ui.wizards.NewWizardMessages;
 import org.eclipse.dltk.internal.ui.wizards.dialogfields.DialogField;
 import org.eclipse.dltk.internal.ui.wizards.dialogfields.IDialogFieldListener;
 import org.eclipse.dltk.internal.ui.wizards.dialogfields.IListAdapter;
 import org.eclipse.dltk.internal.ui.wizards.dialogfields.LayoutUtil;
 import org.eclipse.dltk.internal.ui.wizards.dialogfields.ListDialogField;
 import org.eclipse.dltk.internal.ui.wizards.dialogfields.SelectionButtonDialogField;
 import org.eclipse.dltk.ui.DLTKUIPlugin;
 import org.eclipse.dltk.ui.ScriptElementLabels;
 import org.eclipse.jface.dialogs.MessageDialog;
 import org.eclipse.jface.dialogs.StatusDialog;
 import org.eclipse.jface.viewers.ColumnLayoutData;
 import org.eclipse.jface.viewers.ColumnPixelData;
 import org.eclipse.jface.viewers.ColumnWeightData;
 import org.eclipse.jface.window.Window;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.graphics.GC;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.layout.GridLayout;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Control;
 import org.eclipse.swt.widgets.Label;
 import org.eclipse.swt.widgets.Shell;
 import org.eclipse.ui.forms.events.HyperlinkAdapter;
 import org.eclipse.ui.forms.events.HyperlinkEvent;
 import org.eclipse.ui.forms.widgets.FormText;
 import org.eclipse.ui.forms.widgets.FormToolkit;
 import org.eclipse.ui.preferences.IWorkbenchPreferenceContainer;

 public class AccessRulesDialog extends StatusDialog {

 	public static final int SWITCH_PAGE = 10;

 	private final ListDialogField fAccessRulesList;
 	private final SelectionButtonDialogField fCombineRulesCheckbox;
 	private final BPListElement fCurrElement;

 	private final IScriptProject fProject;
 	private final boolean fParentCanSwitchPage;

 	private static final int IDX_ADD = 0;
 	private static final int IDX_EDIT = 1;
 	private static final int IDX_UP = 3;
 	private static final int IDX_DOWN = 4;
 	private static final int IDX_REMOVE = 6;

 	public AccessRulesDialog(Shell parent, BPListElement entryToEdit, IScriptProject project,
 			boolean parentCanSwitchPage) {
 		super(parent);
 		setShellStyle(getShellStyle() | SWT.RESIZE);

 		fCurrElement = entryToEdit;
 		fProject = project; // can be null

 		setTitle(NewWizardMessages.AccessRulesDialog_title);

 		fAccessRulesList = createListContents(entryToEdit);

 		fCombineRulesCheckbox = new SelectionButtonDialogField(SWT.CHECK);
 		fCombineRulesCheckbox.setLabelText(NewWizardMessages.AccessRulesDialog_combine_label);
 		fCombineRulesCheckbox
 				.setSelection(Boolean.TRUE.equals(entryToEdit.getAttribute(BPListElement.COMBINE_ACCESSRULES)));

 		fParentCanSwitchPage = parentCanSwitchPage;
 	}

 	private ListDialogField createListContents(BPListElement entryToEdit) {
 		String label = NewWizardMessages.AccessRulesDialog_rules_label;
 		String[] buttonLabels = new String[] { NewWizardMessages.AccessRulesDialog_rules_add,
 				NewWizardMessages.AccessRulesDialog_rules_edit, null, NewWizardMessages.AccessRulesDialog_rules_up,
 				NewWizardMessages.AccessRulesDialog_rules_down, null,
 				NewWizardMessages.AccessRulesDialog_rules_remove };

 		TypeRestrictionAdapter adapter = new TypeRestrictionAdapter();
 		AccessRulesLabelProvider labelProvider = new AccessRulesLabelProvider();

 		ListDialogField patternList = new ListDialogField(adapter, buttonLabels, labelProvider);
 		patternList.setDialogFieldListener(adapter);

 		patternList.setLabelText(label);
 		patternList.setRemoveButtonIndex(IDX_REMOVE);
 		patternList.setUpButtonIndex(IDX_UP);
 		patternList.setDownButtonIndex(IDX_DOWN);
 		patternList.enableButton(IDX_EDIT, false);

 		IAccessRule[] rules = (IAccessRule[]) entryToEdit.getAttribute(BPListElement.ACCESSRULES);
 		ArrayList elements = new ArrayList(rules.length);
 		for (int i = 0; i < rules.length; i++) {
 			elements.add(rules[i]);
 		}
 		patternList.setElements(elements);
 		patternList.selectFirstElement();
 		return patternList;
 	}

 	@Override
 	protected Control createDialogArea(Composite parent) {
 		Composite composite = (Composite) super.createDialogArea(parent);

 		int maxLabelSize = 0;
 		GC gc = new GC(composite);
 		try {
 			maxLabelSize = gc.textExtent(AccessRulesLabelProvider.getResolutionLabel(IAccessRule.K_ACCESSIBLE)).x;
 			int len2 = gc.textExtent(AccessRulesLabelProvider.getResolutionLabel(IAccessRule.K_DISCOURAGED)).x;
 			if (len2 > maxLabelSize) {
 				maxLabelSize = len2;
 			}
 			int len3 = gc.textExtent(AccessRulesLabelProvider.getResolutionLabel(IAccessRule.K_NON_ACCESSIBLE)).x;
 			if (len3 > maxLabelSize) {
 				maxLabelSize = len3;
 			}
 		} finally {
 			gc.dispose();
 		}

 		ColumnLayoutData[] columnDta = new ColumnLayoutData[] { new ColumnPixelData(maxLabelSize + 40),
 				new ColumnWeightData(1), };
 		fAccessRulesList.setTableColumns(new ListDialogField.ColumnsDescription(columnDta, null, false));

 		Composite inner = new Composite(composite, SWT.NONE);
 		inner.setFont(composite.getFont());

 		GridLayout layout = new GridLayout();
 		layout.marginHeight = 0;
 		layout.marginWidth = 0;
 		layout.numColumns = 2;
 		inner.setLayout(layout);
 		inner.setLayoutData(new GridData(GridData.FILL_BOTH));

 		Label description = new Label(inner, SWT.WRAP);

 		description.setText(getDescriptionString());

 		GridData data = new GridData(SWT.FILL, SWT.CENTER, false, false, 2, 1);
 		data.widthHint = convertWidthInCharsToPixels(70);
 		description.setLayoutData(data);

 		fAccessRulesList.doFillIntoGrid(inner, 3);

 		LayoutUtil.setHorizontalSpan(fAccessRulesList.getLabelControl(null), 2);

 		data = (GridData) fAccessRulesList.getListControl(null).getLayoutData();
 		data.grabExcessHorizontalSpace = true;
 		data.heightHint = SWT.DEFAULT;

 		if (fCurrElement.getEntryKind() == IBuildpathEntry.BPE_PROJECT) {
 			fCombineRulesCheckbox.doFillIntoGrid(inner, 2);
 		}

 		if (fProject != null) {
 			String forbiddenSeverity = fProject.getOption(DLTKCore.COMPILER_PB_FORBIDDEN_REFERENCE, true);
 			String discouragedSeverity = fProject.getOption(DLTKCore.COMPILER_PB_DISCOURAGED_REFERENCE, true);
 			Object[] args = { getLocalizedString(discouragedSeverity), getLocalizedString(forbiddenSeverity) };

 			FormToolkit toolkit = new FormToolkit(parent.getDisplay());
 			toolkit.setBackground(null);
 			try {
 				FormText text = toolkit.createFormText(composite, true);
 				text.setFont(inner.getFont());
 				if (fParentCanSwitchPage) {
 					// with link
 					text.setText(Messages.format(NewWizardMessages.AccessRulesDialog_severity_info_with_link, args),
 							true, false);
 					text.addHyperlinkListener(new HyperlinkAdapter() {
 						@Override
 						public void linkActivated(HyperlinkEvent e) {
 							doErrorWarningLinkPressed();
 						}
 					});
 				} else {
 					// no link
 					text.setText(Messages.format(NewWizardMessages.AccessRulesDialog_severity_info_no_link, args), true,
 							false);
 				}
 				data = new GridData(SWT.FILL, SWT.CENTER, false, false, 2, 1);
 				data.widthHint = convertWidthInCharsToPixels(70);
 				text.setLayoutData(data);
 			} catch (IllegalArgumentException e) {
 				DLTKUIPlugin.log(e); // invalid string
 			} finally {
 				toolkit.dispose();
 			}
 		}
 		applyDialogFont(composite);
 		return composite;
 	}

 	final void doErrorWarningLinkPressed() {
 		if (fParentCanSwitchPage
 				&& MessageDialog.openQuestion(getShell(), NewWizardMessages.AccessRulesDialog_switch_dialog_title,
 						NewWizardMessages.AccessRulesDialog_switch_dialog_message)) {
 			setReturnCode(SWITCH_PAGE);
 			close();
 		}
 	}

 	private String getLocalizedString(String severity) {
 		if (DLTKCore.ERROR.equals(severity)) {
 			return NewWizardMessages.AccessRulesDialog_severity_error;
 		} else if (DLTKCore.WARNING.equals(severity)) {
 			return NewWizardMessages.AccessRulesDialog_severity_warning;
 		} else {
 			return NewWizardMessages.AccessRulesDialog_severity_ignore;
 		}
 	}

 	private String getDescriptionString() {
 		String desc;
 		String name = fCurrElement.getPath().lastSegment();
 		if (name.startsWith(IBuildpathEntry.BUILTIN_EXTERNAL_ENTRY_STR)) {
 			name = ScriptElementLabels.BUILTINS_FRAGMENT;
 		}
 		switch (fCurrElement.getEntryKind()) {
 		case IBuildpathEntry.BPE_CONTAINER:
 			try {
 				name = ScriptElementLabels.getDefault().getContainerEntryLabel(fCurrElement.getPath(),
 						fCurrElement.getScriptProject());
 			} catch (ModelException e) {
 			}
 			desc = NewWizardMessages.AccessRulesDialog_container_description;
 			break;
 		case IBuildpathEntry.BPE_PROJECT:
 			desc = NewWizardMessages.AccessRulesDialog_project_description;
 			break;
 		default:
 			desc = NewWizardMessages.AccessRulesDialog_description;
 		}

 		return Messages.format(desc, name);
 	}

 	protected void doCustomButtonPressed(ListDialogField field, int index) {
 		if (index == IDX_ADD) {
 			addEntry(field);
 		} else if (index == IDX_EDIT) {
 			editEntry(field);
 		}
 	}

 	protected void doDoubleClicked(ListDialogField field) {
 		editEntry(field);
 	}

 	protected void doSelectionChanged(ListDialogField field) {
 		List selected = field.getSelectedElements();
 		field.enableButton(IDX_EDIT, canEdit(selected));
 	}

 	private boolean canEdit(List selected) {
 		return selected.size() == 1;
 	}

 	private void editEntry(ListDialogField field) {

 		List selElements = field.getSelectedElements();
 		if (selElements.size() != 1) {
 			return;
 		}
 		IAccessRule rule = (IAccessRule) selElements.get(0);
 		AccessRuleEntryDialog dialog = new AccessRuleEntryDialog(getShell(), rule, fCurrElement);
 		if (dialog.open() == Window.OK) {
 			field.replaceElement(rule, dialog.getRule());
 		}
 	}

 	private void addEntry(ListDialogField field) {
 		AccessRuleEntryDialog dialog = new AccessRuleEntryDialog(getShell(), null, fCurrElement);
 		if (dialog.open() == Window.OK) {
 			field.addElement(dialog.getRule());
 		}
 	}

 	// -------- TypeRestrictionAdapter --------

 	private class TypeRestrictionAdapter implements IListAdapter, IDialogFieldListener {

 		@Override
 		public void customButtonPressed(ListDialogField field, int index) {
 			doCustomButtonPressed(field, index);
 		}

 		@Override
 		public void selectionChanged(ListDialogField field) {
 			doSelectionChanged(field);
 		}

 		@Override
 		public void doubleClicked(ListDialogField field) {
 			doDoubleClicked(field);
 		}

 		@Override
 		public void dialogFieldChanged(DialogField field) {
 		}

 	}

 	protected void doStatusLineUpdate() {
 	}

 	protected void checkIfPatternValid() {
 	}

 	public IAccessRule[] getAccessRules() {
 		List elements = fAccessRulesList.getElements();
 		return (IAccessRule[]) elements.toArray(new IAccessRule[elements.size()]);
 	}

 	public boolean doCombineAccessRules() {
 		return fCombineRulesCheckbox.isSelected();
 	}

 	@Override
 	protected void configureShell(Shell newShell) {
 		super.configureShell(newShell);
 		if (DLTKCore.DEBUG) {
 			System.err.println("TODO: AccessRulesDialog add help context"); //$NON-NLS-1$
 		}
 		// PlatformUI.getWorkbench().getHelpSystem().setHelp(newShell,
 		// IDLTKHelpContextIds.ACCESS_RULES_DIALOG);
 	}

 	public void performPageSwitch(IWorkbenchPreferenceContainer pageContainer) {
 		// HashMap data= new HashMap();
 		if (DLTKCore.DEBUG) {
 			System.err.println("TODO:AccessRulesDialog:"); //$NON-NLS-1$
 		}
 		// data.put(ProblemSeveritiesPreferencePage.DATA_SELECT_OPTION_KEY,
 		// DLTKCore.COMPILER_PB_FORBIDDEN_REFERENCE);
 		// data.put(ProblemSeveritiesPreferencePage.DATA_SELECT_OPTION_QUALIFIER,
 		// DLTKCore.PLUGIN_ID);
 		// pageContainer.openPage(ProblemSeveritiesPreferencePage.PROP_ID,
 		// data);
 	}
 }
	/*******************************************************************************
	* Copyright (c) 2000, 2018 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
	*
	*******************************************************************************/
	package org.eclipse.dltk.internal.ui.wizards.buildpath;

	import java.util.ArrayList;
	import java.util.List;

	import org.eclipse.dltk.core.DLTKCore;
	import org.eclipse.dltk.core.IAccessRule;
	import org.eclipse.dltk.core.IBuildpathEntry;
	import org.eclipse.dltk.core.IScriptProject;
	import org.eclipse.dltk.core.ModelException;
	import org.eclipse.dltk.internal.corext.util.Messages;
	import org.eclipse.dltk.internal.ui.wizards.NewWizardMessages;
	import org.eclipse.dltk.internal.ui.wizards.dialogfields.DialogField;
	import org.eclipse.dltk.internal.ui.wizards.dialogfields.IDialogFieldListener;
	import org.eclipse.dltk.internal.ui.wizards.dialogfields.IListAdapter;
	import org.eclipse.dltk.internal.ui.wizards.dialogfields.LayoutUtil;
	import org.eclipse.dltk.internal.ui.wizards.dialogfields.ListDialogField;
	import org.eclipse.dltk.internal.ui.wizards.dialogfields.SelectionButtonDialogField;
	import org.eclipse.dltk.ui.DLTKUIPlugin;
	import org.eclipse.dltk.ui.ScriptElementLabels;
	import org.eclipse.jface.dialogs.MessageDialog;
	import org.eclipse.jface.dialogs.StatusDialog;
	import org.eclipse.jface.viewers.ColumnLayoutData;
	import org.eclipse.jface.viewers.ColumnPixelData;
	import org.eclipse.jface.viewers.ColumnWeightData;
	import org.eclipse.jface.window.Window;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.graphics.GC;
	import org.eclipse.swt.layout.GridData;
	import org.eclipse.swt.layout.GridLayout;
	import org.eclipse.swt.widgets.Composite;
	import org.eclipse.swt.widgets.Control;
	import org.eclipse.swt.widgets.Label;
	import org.eclipse.swt.widgets.Shell;
	import org.eclipse.ui.forms.events.HyperlinkAdapter;
	import org.eclipse.ui.forms.events.HyperlinkEvent;
	import org.eclipse.ui.forms.widgets.FormText;
	import org.eclipse.ui.forms.widgets.FormToolkit;
	import org.eclipse.ui.preferences.IWorkbenchPreferenceContainer;

	public class AccessRulesDialog extends StatusDialog {

	public static final int SWITCH_PAGE = 10;

	private final ListDialogField fAccessRulesList;
	private final SelectionButtonDialogField fCombineRulesCheckbox;
	private final BPListElement fCurrElement;

	private final IScriptProject fProject;
	private final boolean fParentCanSwitchPage;

	private static final int IDX_ADD = 0;
	private static final int IDX_EDIT = 1;
	private static final int IDX_UP = 3;
	private static final int IDX_DOWN = 4;
	private static final int IDX_REMOVE = 6;

	public AccessRulesDialog(Shell parent, BPListElement entryToEdit, IScriptProject project,
	boolean parentCanSwitchPage) {
	super(parent);
	setShellStyle(getShellStyle() \| SWT.RESIZE);

	fCurrElement = entryToEdit;
	fProject = project; // can be null

	setTitle(NewWizardMessages.AccessRulesDialog_title);

	fAccessRulesList = createListContents(entryToEdit);

	fCombineRulesCheckbox = new SelectionButtonDialogField(SWT.CHECK);
	fCombineRulesCheckbox.setLabelText(NewWizardMessages.AccessRulesDialog_combine_label);
	fCombineRulesCheckbox
	.setSelection(Boolean.TRUE.equals(entryToEdit.getAttribute(BPListElement.COMBINE_ACCESSRULES)));

	fParentCanSwitchPage = parentCanSwitchPage;
	}

	private ListDialogField createListContents(BPListElement entryToEdit) {
	String label = NewWizardMessages.AccessRulesDialog_rules_label;
	String[] buttonLabels = new String[] { NewWizardMessages.AccessRulesDialog_rules_add,
	NewWizardMessages.AccessRulesDialog_rules_edit, null, NewWizardMessages.AccessRulesDialog_rules_up,
	NewWizardMessages.AccessRulesDialog_rules_down, null,
	NewWizardMessages.AccessRulesDialog_rules_remove };

	TypeRestrictionAdapter adapter = new TypeRestrictionAdapter();
	AccessRulesLabelProvider labelProvider = new AccessRulesLabelProvider();

	ListDialogField patternList = new ListDialogField(adapter, buttonLabels, labelProvider);
	patternList.setDialogFieldListener(adapter);

	patternList.setLabelText(label);
	patternList.setRemoveButtonIndex(IDX_REMOVE);
	patternList.setUpButtonIndex(IDX_UP);
	patternList.setDownButtonIndex(IDX_DOWN);
	patternList.enableButton(IDX_EDIT, false);

	IAccessRule[] rules = (IAccessRule[]) entryToEdit.getAttribute(BPListElement.ACCESSRULES);
	ArrayList elements = new ArrayList(rules.length);
	for (int i = 0; i < rules.length; i++) {
	elements.add(rules[i]);
	}
	patternList.setElements(elements);
	patternList.selectFirstElement();
	return patternList;
	}

	@Override
	protected Control createDialogArea(Composite parent) {
	Composite composite = (Composite) super.createDialogArea(parent);

	int maxLabelSize = 0;
	GC gc = new GC(composite);
	try {
	maxLabelSize = gc.textExtent(AccessRulesLabelProvider.getResolutionLabel(IAccessRule.K_ACCESSIBLE)).x;
	int len2 = gc.textExtent(AccessRulesLabelProvider.getResolutionLabel(IAccessRule.K_DISCOURAGED)).x;
	if (len2 > maxLabelSize) {
	maxLabelSize = len2;
	}
	int len3 = gc.textExtent(AccessRulesLabelProvider.getResolutionLabel(IAccessRule.K_NON_ACCESSIBLE)).x;
	if (len3 > maxLabelSize) {
	maxLabelSize = len3;
	}
	} finally {
	gc.dispose();
	}

	ColumnLayoutData[] columnDta = new ColumnLayoutData[] { new ColumnPixelData(maxLabelSize + 40),
	new ColumnWeightData(1), };
	fAccessRulesList.setTableColumns(new ListDialogField.ColumnsDescription(columnDta, null, false));

	Composite inner = new Composite(composite, SWT.NONE);
	inner.setFont(composite.getFont());

	GridLayout layout = new GridLayout();
	layout.marginHeight = 0;
	layout.marginWidth = 0;
	layout.numColumns = 2;
	inner.setLayout(layout);
	inner.setLayoutData(new GridData(GridData.FILL_BOTH));

	Label description = new Label(inner, SWT.WRAP);

	description.setText(getDescriptionString());

	GridData data = new GridData(SWT.FILL, SWT.CENTER, false, false, 2, 1);
	data.widthHint = convertWidthInCharsToPixels(70);
	description.setLayoutData(data);

	fAccessRulesList.doFillIntoGrid(inner, 3);

	LayoutUtil.setHorizontalSpan(fAccessRulesList.getLabelControl(null), 2);

	data = (GridData) fAccessRulesList.getListControl(null).getLayoutData();
	data.grabExcessHorizontalSpace = true;
	data.heightHint = SWT.DEFAULT;

	if (fCurrElement.getEntryKind() == IBuildpathEntry.BPE_PROJECT) {
	fCombineRulesCheckbox.doFillIntoGrid(inner, 2);
	}

	if (fProject != null) {
	String forbiddenSeverity = fProject.getOption(DLTKCore.COMPILER_PB_FORBIDDEN_REFERENCE, true);
	String discouragedSeverity = fProject.getOption(DLTKCore.COMPILER_PB_DISCOURAGED_REFERENCE, true);
	Object[] args = { getLocalizedString(discouragedSeverity), getLocalizedString(forbiddenSeverity) };

	FormToolkit toolkit = new FormToolkit(parent.getDisplay());
	toolkit.setBackground(null);
	try {
	FormText text = toolkit.createFormText(composite, true);
	text.setFont(inner.getFont());
	if (fParentCanSwitchPage) {
	// with link
	text.setText(Messages.format(NewWizardMessages.AccessRulesDialog_severity_info_with_link, args),
	true, false);
	text.addHyperlinkListener(new HyperlinkAdapter() {
	@Override
	public void linkActivated(HyperlinkEvent e) {
	doErrorWarningLinkPressed();
	}
	});
	} else {
	// no link
	text.setText(Messages.format(NewWizardMessages.AccessRulesDialog_severity_info_no_link, args), true,
	false);
	}
	data = new GridData(SWT.FILL, SWT.CENTER, false, false, 2, 1);
	data.widthHint = convertWidthInCharsToPixels(70);
	text.setLayoutData(data);
	} catch (IllegalArgumentException e) {
	DLTKUIPlugin.log(e); // invalid string
	} finally {
	toolkit.dispose();
	}
	}
	applyDialogFont(composite);
	return composite;
	}

	final void doErrorWarningLinkPressed() {
	if (fParentCanSwitchPage
	&& MessageDialog.openQuestion(getShell(), NewWizardMessages.AccessRulesDialog_switch_dialog_title,
	NewWizardMessages.AccessRulesDialog_switch_dialog_message)) {
	setReturnCode(SWITCH_PAGE);
	close();
	}
	}

	private String getLocalizedString(String severity) {
	if (DLTKCore.ERROR.equals(severity)) {
	return NewWizardMessages.AccessRulesDialog_severity_error;
	} else if (DLTKCore.WARNING.equals(severity)) {
	return NewWizardMessages.AccessRulesDialog_severity_warning;
	} else {
	return NewWizardMessages.AccessRulesDialog_severity_ignore;
	}
	}

	private String getDescriptionString() {
	String desc;
	String name = fCurrElement.getPath().lastSegment();
	if (name.startsWith(IBuildpathEntry.BUILTIN_EXTERNAL_ENTRY_STR)) {
	name = ScriptElementLabels.BUILTINS_FRAGMENT;
	}
	switch (fCurrElement.getEntryKind()) {
	case IBuildpathEntry.BPE_CONTAINER:
	try {
	name = ScriptElementLabels.getDefault().getContainerEntryLabel(fCurrElement.getPath(),
	fCurrElement.getScriptProject());
	} catch (ModelException e) {
	}
	desc = NewWizardMessages.AccessRulesDialog_container_description;
	break;
	case IBuildpathEntry.BPE_PROJECT:
	desc = NewWizardMessages.AccessRulesDialog_project_description;
	break;
	default:
	desc = NewWizardMessages.AccessRulesDialog_description;
	}

	return Messages.format(desc, name);
	}

	protected void doCustomButtonPressed(ListDialogField field, int index) {
	if (index == IDX_ADD) {
	addEntry(field);
	} else if (index == IDX_EDIT) {
	editEntry(field);
	}
	}

	protected void doDoubleClicked(ListDialogField field) {
	editEntry(field);
	}

	protected void doSelectionChanged(ListDialogField field) {
	List selected = field.getSelectedElements();
	field.enableButton(IDX_EDIT, canEdit(selected));
	}

	private boolean canEdit(List selected) {
	return selected.size() == 1;
	}

	private void editEntry(ListDialogField field) {

	List selElements = field.getSelectedElements();
	if (selElements.size() != 1) {
	return;
	}
	IAccessRule rule = (IAccessRule) selElements.get(0);
	AccessRuleEntryDialog dialog = new AccessRuleEntryDialog(getShell(), rule, fCurrElement);
	if (dialog.open() == Window.OK) {
	field.replaceElement(rule, dialog.getRule());
	}
	}

	private void addEntry(ListDialogField field) {
	AccessRuleEntryDialog dialog = new AccessRuleEntryDialog(getShell(), null, fCurrElement);
	if (dialog.open() == Window.OK) {
	field.addElement(dialog.getRule());
	}
	}

	// -------- TypeRestrictionAdapter --------

	private class TypeRestrictionAdapter implements IListAdapter, IDialogFieldListener {

	@Override
	public void customButtonPressed(ListDialogField field, int index) {
	doCustomButtonPressed(field, index);
	}

	@Override
	public void selectionChanged(ListDialogField field) {
	doSelectionChanged(field);
	}

	@Override
	public void doubleClicked(ListDialogField field) {
	doDoubleClicked(field);
	}

	@Override
	public void dialogFieldChanged(DialogField field) {
	}

	}

	protected void doStatusLineUpdate() {
	}

	protected void checkIfPatternValid() {
	}

	public IAccessRule[] getAccessRules() {
	List elements = fAccessRulesList.getElements();
	return (IAccessRule[]) elements.toArray(new IAccessRule[elements.size()]);
	}

	public boolean doCombineAccessRules() {
	return fCombineRulesCheckbox.isSelected();
	}

	@Override
	protected void configureShell(Shell newShell) {
	super.configureShell(newShell);
	if (DLTKCore.DEBUG) {
	System.err.println("TODO: AccessRulesDialog add help context"); //$NON-NLS-1$
	}
	// PlatformUI.getWorkbench().getHelpSystem().setHelp(newShell,
	// IDLTKHelpContextIds.ACCESS_RULES_DIALOG);
	}

	public void performPageSwitch(IWorkbenchPreferenceContainer pageContainer) {
	// HashMap data= new HashMap();
	if (DLTKCore.DEBUG) {
	System.err.println("TODO:AccessRulesDialog:"); //$NON-NLS-1$
	}
	// data.put(ProblemSeveritiesPreferencePage.DATA_SELECT_OPTION_KEY,
	// DLTKCore.COMPILER_PB_FORBIDDEN_REFERENCE);
	// data.put(ProblemSeveritiesPreferencePage.DATA_SELECT_OPTION_QUALIFIER,
	// DLTKCore.PLUGIN_ID);
	// pageContainer.openPage(ProblemSeveritiesPreferencePage.PROP_ID,
	// data);
	}
	}