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 java.util.List;
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15 import java.util.concurrent.CopyOnWriteArrayList;
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17 import org.eclipse.swt.SWT;
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18 import org.eclipse.swt.events.SelectionListener;
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19 import org.eclipse.swt.widgets.Composite;
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20 import org.eclipse.swt.widgets.Control;
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21 import org.eclipse.swt.widgets.TableItem;
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22 import org.simantics.browsing.ui.swt.widgets.impl.ReadFactory;
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23 import org.simantics.browsing.ui.swt.widgets.impl.Widget;
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24 import org.simantics.browsing.ui.swt.widgets.impl.WidgetSupport;
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25 import org.simantics.db.management.ISessionContext;
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26 import org.simantics.db.procedure.Listener;
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27 import org.simantics.utils.datastructures.Pair;
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28 import org.simantics.utils.ui.SWTUtils;
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30 public class Table extends WidgetImpl {
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32 private ReadFactory<?, List<Pair<String, Object>>> itemFactory;
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33 private ReadFactory<?, String> selectionFactory;
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34 private CopyOnWriteArrayList<SelectionListener> selectionListeners = new CopyOnWriteArrayList<SelectionListener>();
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36 final private org.eclipse.swt.widgets.Table table;
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38 public Table(Composite parent, WidgetSupport support, int style) {
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40 table = new org.eclipse.swt.widgets.Table(parent, style);
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41 table.setData("org.simantics.browsing.ui.widgets.Combo", this);
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42 support.register(this);
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45 public void setItemFactory(ReadFactory<?, List<Pair<String, Object>>> itemFactory) {
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46 this.itemFactory = itemFactory;
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49 public void setSelectionFactory(ReadFactory<?, String> selectionFactory) {
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50 this.selectionFactory = selectionFactory;
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53 public org.eclipse.swt.widgets.Table getWidget() {
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58 public Control getControl() {
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63 public void setInput(ISessionContext context, Object input) {
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65 if (selectionListeners != null) {
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66 for (SelectionListener listener : selectionListeners) {
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67 if(listener instanceof Widget) {
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68 ((Widget) listener).setInput(context, input);
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73 if(itemFactory != null) {
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74 itemFactory.listen(context, input, new Listener<List<Pair<String, Object>>>() {
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77 public void exception(Throwable t) {
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78 t.printStackTrace();
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82 public void execute(final List<Pair<String, Object>> items) {
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83 SWTUtils.asyncExec(table, new Runnable() {
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87 if(isDisposed()) return;
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88 // System.out.println("Combo received new items: " + items.size());
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89 for(SelectionListener listener : selectionListeners) table.removeSelectionListener(listener);
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90 table.setData(items);
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93 } catch (Throwable t) {
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94 t.printStackTrace();
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96 //table.setItemCount(items.size());
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97 for(Pair<String, Object> key : items) {
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98 TableItem item = new TableItem (table, SWT.NONE);
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99 item.setText(key.first);
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100 item.setData(key.second);
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102 String selectionKey = (String)table.getData("_SelectionKey");
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103 if(selectionKey != null) {
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104 Integer selectionIndex = (Integer)table.getData(selectionKey);
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105 if(selectionIndex != null) table.select(selectionIndex);
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107 for(SelectionListener listener : selectionListeners) table.addSelectionListener(listener);
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109 //label.setSize(200, 20);
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110 // label.getParent().layout();
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111 // label.getParent().getParent().layout();
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118 public boolean isDisposed() {
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119 return table.isDisposed();
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125 if(selectionFactory != null) {
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126 selectionFactory.listen(context, input, new Listener<String>() {
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129 public void exception(Throwable t) {
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130 t.printStackTrace();
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134 public void execute(final String selectionKey) {
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135 SWTUtils.asyncExec(table, new Runnable() {
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138 public void run() {
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139 if(isDisposed()) return;
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140 if(selectionKey == null) return;
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141 // System.out.println("Combo received new selection key: " + selectionKey);
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143 table.setData("_SelectionKey", selectionKey);
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144 Integer selectionIndex = (Integer)table.getData(selectionKey);
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145 if(selectionIndex != null) table.select(selectionIndex);
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153 public boolean isDisposed() {
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154 return table.isDisposed();
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162 public synchronized void addSelectionListener(SelectionListener listener) {
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163 selectionListeners.add(listener);
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164 table.addSelectionListener(listener);
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