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annotate org.eclipse.core.databinding.observable/src/org/eclipse/core/databinding/observable/masterdetail/MasterDetailObservables.d @ 97:c86eb8b3098e

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packageimport
author Frank Benoit <benoit@tionex.de>
date Tue, 21 Apr 2009 11:18:25 +0200
parents b74ac5dfcc06
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1 /*******************************************************************************
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2 * Copyright (c) 2006, 2008 IBM Corporation and others.
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3 * All rights reserved. This program and the accompanying materials
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4 * are made available under the terms of the Eclipse Public License v1.0
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5 * which accompanies this distribution, and is available at
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6 * http://www.eclipse.org/legal/epl-v10.html
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7 *
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8 * Contributors:
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9 * IBM Corporation - initial API and implementation
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10 * Brad Reynolds - bug 147515
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11 * Matthew Hall - bug 221704
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12 *******************************************************************************/
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13
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14 module org.eclipse.core.databinding.observable.masterdetail.MasterDetailObservables;
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15 import org.eclipse.core.databinding.observable.masterdetail.IObservableFactory;
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16
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17 import java.lang.all;
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18
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19 import org.eclipse.core.databinding.observable.list.IObservableList;
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20 import org.eclipse.core.databinding.observable.map.IObservableMap;
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21 import org.eclipse.core.databinding.observable.set.IObservableSet;
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22 import org.eclipse.core.databinding.observable.value.IObservableValue;
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23 import org.eclipse.core.internal.databinding.observable.masterdetail.DetailObservableList;
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24 import org.eclipse.core.internal.databinding.observable.masterdetail.DetailObservableMap;
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25 import org.eclipse.core.internal.databinding.observable.masterdetail.DetailObservableSet;
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26 import org.eclipse.core.internal.databinding.observable.masterdetail.DetailObservableValue;
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27
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28 /**
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29 * Allows for the observation of an attribute, the detail, of an observable
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30 * representing selection or another transient instance, the master.
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31 *
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32 * @since 1.0
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33 */
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34 public class MasterDetailObservables {
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35
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36 /**
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37 * Creates a detail observable value from a master observable value and a
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38 * factory. This can be used to create observable values that represent a
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39 * property of a selected object in a table.
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40 *
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41 * @param master
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42 * the observable value to track
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43 * @param detailFactory
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44 * a factory for creating {@link IObservableValue} instances
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45 * given a current value of the master
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46 * @param detailType
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47 * the value type of the detail observable value, typically of
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48 * type java.lang.Class and can be <code>null</code>
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49 * @return an observable value of the given value type that, for any current
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50 * value of the given master value, behaves like the observable
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51 * value created by the factory for that current value.
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52 */
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53 public static IObservableValue detailValue(IObservableValue master,
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54 IObservableFactory detailFactory, Object detailType) {
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55 return new DetailObservableValue(master, detailFactory, detailType);
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56 }
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57
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58 /**
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59 * Creates a detail observable list from a master observable value and a
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60 * factory. This can be used to create observable lists that represent a
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61 * list property of a selected object in a table.
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62 *
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63 * @param master
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64 * the observable value to track
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65 * @param detailFactory
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66 * a factory for creating {@link IObservableList} instances given
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67 * a current value of the master
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68 * @param detailElementType
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69 * the element type of the detail observable list, typically of
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70 * type java.lang.Class and can be <code>null</code>
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71 * @return an observable list with the given element type that, for any
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72 * current value of the given master value, behaves like the
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73 * observable list created by the factory for that current value.
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74 */
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75 public static IObservableList detailList(IObservableValue master,
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76 IObservableFactory detailFactory, Object detailElementType) {
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77 return new DetailObservableList(detailFactory, master,
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78 detailElementType);
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79 }
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80
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81 /**
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82 * Creates a detail observable set from a master observable value and a
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83 * factory. This can be used to create observable sets that represent a set
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84 * property of a selected object in a table.
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85 *
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86 * @param master
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87 * the observable value to track
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88 * @param detailFactory
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89 * a factory for creating {@link IObservableSet} instances given
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90 * a current value of the master
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91 * @param detailElementType
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92 * the element type of the detail observable set, typically of
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93 * type java.lang.Class and can be <code>null</code>
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94 * @return an observable set with the given element type that, for any
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95 * current value of the given master value, behaves like the
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96 * observable set created by the factory for that current value.
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97 */
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98 public static IObservableSet detailSet(IObservableValue master,
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99 IObservableFactory detailFactory, Object detailElementType) {
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100 return new DetailObservableSet(detailFactory, master, detailElementType);
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101 }
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102
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103 /**
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104 * Creates a detail observable map from a master observable value and a
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105 * factory. This can be used to create observable maps that represent a map
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106 * property of a selected object in a table.
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107 *
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108 * @param master
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109 * the observable value to track
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110 * @param detailFactory
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111 * a factory for createing {@link IObservableMap} instances given
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112 * a current value of the master
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113 * @return an observable map that, for any current value of the given master
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114 * value, behaves like the observable map created by the factory for
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115 * that current value.
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116 * @since 1.1
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117 */
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118 public static IObservableMap detailMap(IObservableValue master,
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119 IObservableFactory detailFactory) {
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120 return new DetailObservableMap(detailFactory, master);
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121 }
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122 }