<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <!-- NewPage --> <html lang="en"> <head> <!-- Generated by javadoc (1.8.0_77) on Fri Apr 22 13:46:18 UTC 2016 --> <title>ObservableSet (JavaFX 8)</title> <meta name="date" content="2016-04-22"> <link rel="stylesheet" type="text/css" href="../../stylesheet.css" title="Style"> <script type="text/javascript" src="../../script.js"></script> </head> <body> <script type="text/javascript"><!-- try { if (location.href.indexOf('is-external=true') == -1) { parent.document.title="ObservableSet (JavaFX 8)"; } } catch(err) { } //--> var methods = {"i0":6,"i1":6}; var tabs = {65535:["t0","All Methods"],2:["t2","Instance Methods"],4:["t3","Abstract Methods"]}; var altColor = "altColor"; var rowColor = "rowColor"; var tableTab = "tableTab"; var activeTableTab = "activeTableTab"; </script> <noscript> <div>JavaScript is disabled on your browser.</div> </noscript> <!-- ========= START OF TOP NAVBAR 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========= END OF TOP NAVBAR ========= --> <!-- ======== START OF CLASS DATA ======== --> <div class="header"> <div class="subTitle">javafx.collections</div> <h2 title="Interface ObservableSet" class="title">Interface ObservableSet<E></h2> </div> <div class="contentContainer"> <div class="description"> <ul class="blockList"> <li class="blockList"> <dl> <dt>All Superinterfaces:</dt> <dd><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a><E>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a><E>, <a href="../../javafx/beans/Observable.html" title="interface in javafx.beans">Observable</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a><E></dd> </dl> <dl> <dt>All Known Subinterfaces:</dt> <dd><a href="../../javafx/beans/value/ObservableSetValue.html" title="interface in javafx.beans.value">ObservableSetValue</a><E>, <a href="../../javafx/beans/value/WritableSetValue.html" title="interface in javafx.beans.value">WritableSetValue</a><E></dd> </dl> <dl> <dt>All Known Implementing Classes:</dt> <dd><a href="../../javafx/beans/property/ReadOnlySetProperty.html" title="class in javafx.beans.property">ReadOnlySetProperty</a>, <a href="../../javafx/beans/property/ReadOnlySetPropertyBase.html" title="class in javafx.beans.property">ReadOnlySetPropertyBase</a>, <a href="../../javafx/beans/property/ReadOnlySetWrapper.html" title="class in javafx.beans.property">ReadOnlySetWrapper</a>, <a href="../../javafx/beans/binding/SetBinding.html" title="class in javafx.beans.binding">SetBinding</a>, <a href="../../javafx/beans/binding/SetExpression.html" title="class in javafx.beans.binding">SetExpression</a>, <a href="../../javafx/beans/property/SetProperty.html" title="class in javafx.beans.property">SetProperty</a>, <a href="../../javafx/beans/property/SetPropertyBase.html" title="class in javafx.beans.property">SetPropertyBase</a>, <a href="../../javafx/beans/property/SimpleSetProperty.html" title="class in javafx.beans.property">SimpleSetProperty</a></dd> </dl> <hr> <br> <pre>public interface <span class="typeNameLabel">ObservableSet<E></span> extends <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a><E>, <a href="../../javafx/beans/Observable.html" title="interface in javafx.beans">Observable</a></pre> <div class="block">A set that allows observers to track changes when they occur.</div> <dl> <dt><span class="simpleTagLabel">Since:</span></dt> <dd>JavaFX 2.1</dd> <dt><span class="seeLabel">See Also:</span></dt> <dd><a href="../../javafx/collections/SetChangeListener.html" title="interface in javafx.collections"><code>SetChangeListener</code></a>, <a href="../../javafx/collections/SetChangeListener.Change.html" title="class in javafx.collections"><code>SetChangeListener.Change</code></a></dd> </dl> </li> </ul> </div> <div class="summary"> <ul class="blockList"> <li class="blockList"> <!-- ========== METHOD SUMMARY =========== --> <ul class="blockList"> <li class="blockList"><a name="method.summary"> <!-- --> </a> <h3>Method Summary</h3> <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation"> <caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd"> </span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd"> </span></span><span id="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract Methods</a></span><span class="tabEnd"> </span></span></caption> <tr> <th class="colFirst" scope="col">Modifier and Type</th> <th class="colLast" scope="col">Method and Description</th> </tr> <tr id="i0" class="altColor"> <td class="colFirst"><code>void</code></td> <td class="colLast"><code><span class="memberNameLink"><a href="../../javafx/collections/ObservableSet.html#addListener-javafx.collections.SetChangeListener-">addListener</a></span>(<a href="../../javafx/collections/SetChangeListener.html" title="interface in javafx.collections">SetChangeListener</a><? super <a href="../../javafx/collections/ObservableSet.html" title="type parameter in ObservableSet">E</a>> listener)</code> <div class="block">Add a listener to this observable set.</div> </td> </tr> <tr id="i1" class="rowColor"> <td class="colFirst"><code>void</code></td> <td class="colLast"><code><span class="memberNameLink"><a href="../../javafx/collections/ObservableSet.html#removeListener-javafx.collections.SetChangeListener-">removeListener</a></span>(<a href="../../javafx/collections/SetChangeListener.html" title="interface in javafx.collections">SetChangeListener</a><? super <a href="../../javafx/collections/ObservableSet.html" title="type parameter in ObservableSet">E</a>> listener)</code> <div class="block">Tries to removed a listener from this observable set.</div> </td> </tr> </table> <ul class="blockList"> <li class="blockList"><a name="methods.inherited.from.class.java.util.Set"> <!-- --> </a> <h3>Methods inherited from interface java.util.<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a></h3> <code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true#add-E-" title="class or interface in java.util">add</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true#addAll-java.util.Collection-" title="class or interface in java.util">addAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true#clear--" title="class or interface in java.util">clear</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true#contains-java.lang.Object-" title="class or interface in java.util">contains</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true#containsAll-java.util.Collection-" title="class or interface in java.util">containsAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.util">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true#hashCode--" title="class or interface in java.util">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true#isEmpty--" title="class or interface in java.util">isEmpty</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true#iterator--" title="class or interface in java.util">iterator</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true#remove-java.lang.Object-" title="class or interface in java.util">remove</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true#removeAll-java.util.Collection-" title="class or interface in java.util">removeAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true#retainAll-java.util.Collection-" title="class or interface in java.util">retainAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true#size--" title="class or interface in java.util">size</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true#spliterator--" title="class or interface in java.util">spliterator</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true#toArray--" title="class or interface in java.util">toArray</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true#toArray-T:A-" title="class or interface in java.util">toArray</a></code></li> </ul> <ul class="blockList"> <li class="blockList"><a name="methods.inherited.from.class.java.util.Collection"> <!-- --> </a> <h3>Methods inherited from interface java.util.<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a></h3> <code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true#parallelStream--" title="class or interface in java.util">parallelStream</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true#removeIf-java.util.function.Predicate-" title="class or interface in java.util">removeIf</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true#stream--" title="class or interface in java.util">stream</a></code></li> </ul> <ul class="blockList"> <li class="blockList"><a name="methods.inherited.from.class.java.lang.Iterable"> <!-- --> </a> <h3>Methods inherited from interface java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a></h3> <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true#forEach-java.util.function.Consumer-" title="class or interface in java.lang">forEach</a></code></li> </ul> <ul class="blockList"> <li class="blockList"><a name="methods.inherited.from.class.javafx.beans.Observable"> <!-- --> </a> <h3>Methods inherited from interface javafx.beans.<a href="../../javafx/beans/Observable.html" title="interface in javafx.beans">Observable</a></h3> <code><a href="../../javafx/beans/Observable.html#addListener-javafx.beans.InvalidationListener-">addListener</a>, <a href="../../javafx/beans/Observable.html#removeListener-javafx.beans.InvalidationListener-">removeListener</a></code></li> </ul> </li> </ul> </li> </ul> </div> <div class="details"> <ul class="blockList"> <li class="blockList"> <!-- ============ METHOD DETAIL ========== --> <ul class="blockList"> <li class="blockList"><a name="method.detail"> <!-- --> </a> <h3>Method Detail</h3> <a name="addListener-javafx.collections.SetChangeListener-"> <!-- --> </a> <ul class="blockList"> <li class="blockList"> <h4>addListener</h4> <pre>void addListener(<a href="../../javafx/collections/SetChangeListener.html" title="interface in javafx.collections">SetChangeListener</a><? super <a href="../../javafx/collections/ObservableSet.html" title="type parameter in ObservableSet">E</a>> listener)</pre> <div class="block">Add a listener to this observable set.</div> <dl> <dt><span class="paramLabel">Parameters:</span></dt> <dd><code>listener</code> - the listener for listening to the set changes</dd> </dl> </li> </ul> <a name="removeListener-javafx.collections.SetChangeListener-"> <!-- --> </a> <ul class="blockListLast"> <li class="blockList"> <h4>removeListener</h4> <pre>void removeListener(<a href="../../javafx/collections/SetChangeListener.html" title="interface in javafx.collections">SetChangeListener</a><? super <a href="../../javafx/collections/ObservableSet.html" title="type parameter in ObservableSet">E</a>> listener)</pre> <div class="block">Tries to removed a listener from this observable set. If the listener is not attached to this list, nothing happens.</div> <dl> <dt><span class="paramLabel">Parameters:</span></dt> <dd><code>listener</code> - a listener to remove</dd> </dl> </li> </ul> </li> </ul> </li> </ul> </div> </div> <!-- ========= END OF CLASS DATA ========= --> <!-- ======= START OF BOTTOM NAVBAR ====== --> <div class="bottomNav"><a name="navbar.bottom"> <!-- --> </a> <div class="skipNav"><a href="#skip.navbar.bottom" title="Skip navigation links">Skip navigation links</a></div> <a name="navbar.bottom.firstrow"> <!-- --> </a> <ul class="navList" title="Navigation"> <li><a href="../../overview-summary.html">Overview</a></li> <li><a href="package-summary.html">Package</a></li> <li class="navBarCell1Rev">Class</li> <li><a href="class-use/ObservableSet.html">Use</a></li> <li><a href="package-tree.html">Tree</a></li> <li><a href="../../deprecated-list.html">Deprecated</a></li> <li><a href="../../index-all.html">Index</a></li> <li><a href="../../help-doc.html">Help</a></li> </ul> <div class="aboutLanguage">JavaFX 8</div> </div> <div class="subNav"> <ul class="navList"> <li><a href="../../javafx/collections/ObservableMap.html" title="interface in javafx.collections"><span class="typeNameLink">Prev Class</span></a></li> <li><a href="../../javafx/collections/SetChangeListener.html" title="interface in javafx.collections"><span class="typeNameLink">Next Class</span></a></li> </ul> <ul class="navList"> <li><a href="../../index.html?javafx/collections/ObservableSet.html" target="_top">Frames</a></li> <li><a href="ObservableSet.html" target="_top">No Frames</a></li> </ul> <ul class="navList" id="allclasses_navbar_bottom"> <li><a href="../../allclasses-noframe.html">All Classes</a></li> </ul> <div> <script type="text/javascript"><!-- allClassesLink = document.getElementById("allclasses_navbar_bottom"); if(window==top) { allClassesLink.style.display = "block"; } else { allClassesLink.style.display = "none"; } //--> </script> </div> <div> <ul class="subNavList"> <li>Summary: </li> <li>Nested | </li> <li>Field | </li> <li>Constr | </li> <li><a href="#method.summary">Method</a></li> </ul> <ul class="subNavList"> <li>Detail: </li> <li>Field | </li> <li>Constr | </li> <li><a href="#method.detail">Method</a></li> </ul> </div> <a name="skip.navbar.bottom"> <!-- --> </a></div> <!-- ======== END OF BOTTOM NAVBAR ======= --> <p class="legalCopy"><small><small><a href="https://docs.oracle.com/javase/8/docs/legal/cpyr.html">Copyright</a> (c) 2008, 2016, Oracle and/or its affiliates. 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