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/*******************************************************************************
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* Copyright (c) 2006, 2007 IBM Corporation and others.
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* All rights reserved. This program and the accompanying materials
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* are made available under the terms of the Eclipse Public License v1.0
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* which accompanies this distribution, and is available at
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* http://www.eclipse.org/legal/epl-v10.html
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*
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* Contributors:
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* IBM Corporation - initial API and implementation
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*******************************************************************************/
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package org.eclipse.ui.internal.navigator.filters;
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import java.util.HashSet;
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import java.util.Set;
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import org.eclipse.jface.viewers.CheckStateChangedEvent;
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import org.eclipse.jface.viewers.CheckboxTableViewer;
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import org.eclipse.jface.viewers.ICheckStateListener;
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import org.eclipse.jface.viewers.ISelectionChangedListener;
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import org.eclipse.swt.SWT;
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import org.eclipse.swt.layout.GridData;
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import org.eclipse.swt.layout.GridLayout;
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import org.eclipse.swt.widgets.Composite;
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import org.eclipse.swt.widgets.Label;
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import org.eclipse.swt.widgets.Table;
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import org.eclipse.ui.navigator.INavigatorContentService;
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/**
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* @since 3.2
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*
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*/
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public class CustomizationTab extends Composite {
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private final INavigatorContentService contentService;
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private CheckboxTableViewer tableViewer;
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private final Set checkedItems = new HashSet();
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private ICheckStateListener checkListener = new ICheckStateListener() {
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public void checkStateChanged(CheckStateChangedEvent event) {
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if(event.getChecked())
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checkedItems.add(event.getElement());
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else
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checkedItems.remove(event.getElement());
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}
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};
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protected CustomizationTab(Composite parent,
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INavigatorContentService aContentService) {
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super(parent, SWT.RESIZE);
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contentService = aContentService;
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setFont(getParent().getFont());
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setLayout(new GridLayout());
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GridData data = new GridData(SWT.FILL, SWT.FILL, true, true);
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setData(data);
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}
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protected Table getTable() {
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return tableViewer.getTable();
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}
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protected void addSelectionChangedListener(
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ISelectionChangedListener selectionListener) {
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if (tableViewer != null) {
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tableViewer
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.addSelectionChangedListener(selectionListener);
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}
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}
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protected void createTable() {
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tableViewer = CheckboxTableViewer.newCheckList(this,SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL);
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tableViewer.addCheckStateListener(checkListener);
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tableViewer.getTable().setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
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tableViewer.getControl().setFont(getFont());
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}
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/* (non-Javadoc)
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* @see org.eclipse.swt.widgets.Widget#dispose()
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*/
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public void dispose() {
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tableViewer.removeCheckStateListener(checkListener);
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super.dispose();
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}
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protected void createInstructionsLabel(String labelText) {
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Label extensionsInstructionLabel = new Label(this, SWT.BOLD | SWT.WRAP);
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GridData gridData = new GridData(GridData.FILL_HORIZONTAL
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| GridData.GRAB_HORIZONTAL | GridData.HORIZONTAL_ALIGN_FILL
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| GridData.VERTICAL_ALIGN_FILL);
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extensionsInstructionLabel.setLayoutData(gridData);
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extensionsInstructionLabel.setFont(getFont());
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extensionsInstructionLabel.setText(labelText);
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}
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protected final INavigatorContentService getContentService() {
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return contentService;
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}
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protected final CheckboxTableViewer getTableViewer() {
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return tableViewer;
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}
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protected Set getCheckedItems() {
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return checkedItems;
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}
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}
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