com.ecfeed.ui.editor.CheckboxTableViewerSection.java Source code

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Here is the source code for com.ecfeed.ui.editor.CheckboxTableViewerSection.java

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/*******************************************************************************
 *
 * Copyright (c) 2016 ecFeed AS.                                                
 * 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 com.ecfeed.ui.editor;

import org.eclipse.jface.viewers.CheckboxTableViewer;
import org.eclipse.jface.viewers.StructuredViewer;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.Table;

import com.ecfeed.ui.common.utils.IFileInfoProvider;
import com.ecfeed.ui.modelif.IModelUpdateContext;

public abstract class CheckboxTableViewerSection extends TableViewerSection {

    public CheckboxTableViewerSection(ISectionContext sectionContext, IModelUpdateContext updateContext,
            IFileInfoProvider fileInfoProvider, int style) {
        super(sectionContext, updateContext, fileInfoProvider, style);
    }

    @Override
    protected Table createTable(Composite parent, int style) {
        Table tab = new Table(parent, style | SWT.CHECK);

        tab.addListener(SWT.Selection, new Listener() {
            public void handleEvent(Event event) {
                onSelectionChanged();
            }
        });
        return tab;
    }

    protected abstract void onSelectionChanged();

    @Override
    protected StructuredViewer createViewer(Composite parent, int style) {
        Table table = createTable(parent, style);
        table.setLayoutData(viewerLayoutData());
        return new CheckboxTableViewer(table);
    }

    protected CheckboxTableViewer getCheckboxViewer() {
        return (CheckboxTableViewer) getViewer();
    }

    public Object[] getCheckedElements() {
        return getCheckboxViewer().getCheckedElements();
    }

}