1 /*******************************************************************************
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2 * Copyright (c) 2007, 2012 Association for Decentralized Information Management
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3 * in Industry THTH ry.
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4 * All rights reserved. This program and the accompanying materials
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5 * are made available under the terms of the Eclipse Public License v1.0
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6 * which accompanies this distribution, and is available at
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7 * http://www.eclipse.org/legal/epl-v10.html
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10 * VTT Technical Research Centre of Finland - initial API and implementation
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11 *******************************************************************************/
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12 package org.simantics.browsing.ui.swt.widgets;
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14 import org.eclipse.jface.viewers.IPostSelectionProvider;
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15 import org.eclipse.jface.viewers.ISelection;
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16 import org.simantics.browsing.ui.GraphExplorer;
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17 import org.simantics.browsing.ui.swt.widgets.impl.MouseListenerImpl;
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18 import org.simantics.db.WriteGraph;
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19 import org.simantics.db.exception.DatabaseException;
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20 import org.simantics.db.management.ISessionContext;
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22 abstract public class ExplorerMouseListenerImpl<T> extends MouseListenerImpl<T> {
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24 private GraphExplorer explorer = null;
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25 private ISelection selection;
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27 public ExplorerMouseListenerImpl(ISessionContext context) {
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31 void register(GraphExplorer explorer) {
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32 this.explorer = explorer;
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35 public void doubleClick(WriteGraph graph, T input) throws DatabaseException {
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37 if(explorer == null) return;
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39 doubleClick(graph, input, selection);
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44 public void beforeApply(T input) {
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46 if(explorer == null) return;
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48 IPostSelectionProvider selectionProvider = (IPostSelectionProvider)explorer.getAdapter(IPostSelectionProvider.class);
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49 selection = selectionProvider.getSelection();
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53 abstract public void doubleClick(WriteGraph graph, T input, ISelection selection) throws DatabaseException;
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