56 lines
1.6 KiB
Java
56 lines
1.6 KiB
Java
/*******************************************************************************
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* Copyright (c) 2014, 2015 MINRES Technologies GmbH 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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* MINRES Technologies GmbH - initial API and implementation
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*******************************************************************************/
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package com.minres.scviewer.ui.views.provider;
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import org.eclipse.jface.viewers.ITreeContentProvider;
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import org.eclipse.jface.viewers.Viewer;
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import com.minres.scviewer.database.IWaveformDb;
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import com.minres.scviewer.database.IHierNode;
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public class TxDbTreeContentProvider implements ITreeContentProvider {
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private IWaveformDb database;
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@Override
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public void dispose() { }
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@Override
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public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
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database=(IWaveformDb)newInput;
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}
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@Override
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public Object[] getElements(Object inputElement) {
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return database.getChildNodes().toArray();
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}
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@Override
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public Object[] getChildren(Object parentElement) {
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if(parentElement instanceof IHierNode){
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return ((IHierNode)parentElement).getChildNodes().toArray();
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}
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return null;
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}
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@Override
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public Object getParent(Object element) {
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return null;
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}
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@Override
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public boolean hasChildren(Object element) {
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Object[] obj = getChildren(element);
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return obj == null ? false : obj.length > 0;
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}
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}
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