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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml" xml:lang="null" lang="null"><head><meta http-equiv="content-type" content="text/html; charset=ISO-8859-1" /><title>MenuComponent xref</title><link type="text/css" rel="stylesheet" href="../../../../stylesheet.css" /></head><body><div id="overview"><a href="../../../../../apidocs/net/sf/navigator/menu/MenuComponent.html">View Javadoc</a></div><pre>
<a name="1" href="#1">1</a> <em class="comment">/*</em>
<a name="2" href="#2">2</a> <em class="comment"> * MenuComponent.java</em>
<a name="3" href="#3">3</a> <em class="comment"> *</em>
<a name="4" href="#4">4</a> <em class="comment"> * Created on January 28, 2001, 8:10 PM</em>
<a name="5" href="#5">5</a> <em class="comment"> */</em>
<a name="6" href="#6">6</a> <strong>package</strong> net.sf.navigator.menu;
<a name="7" href="#7">7</a>
<a name="8" href="#8">8</a> <strong>import</strong> org.apache.commons.lang.StringUtils;
<a name="9" href="#9">9</a>
<a name="10" href="#10">10</a> <strong>import</strong> java.io.Serializable;
<a name="11" href="#11">11</a> <strong>import</strong> java.util.ArrayList;
<a name="12" href="#12">12</a> <strong>import</strong> java.util.Collections;
<a name="13" href="#13">13</a> <strong>import</strong> java.util.Iterator;
<a name="14" href="#14">14</a> <strong>import</strong> java.util.List;
<a name="15" href="#15">15</a>
<a name="16" href="#16">16</a>
<a name="17" href="#17">17</a> <em>/**</em>
<a name="18" href="#18">18</a> <em> * This class extends {@link MenuBase} and basically contains helper methods</em>
<a name="19" href="#19">19</a> <em> * for adding and fetching children and parents.</em>
<a name="20" href="#20">20</a> <em> *</em>
<a name="21" href="#21">21</a> <em> * @author Scott Sayles, Matt Raible</em>
<a name="22" href="#22">22</a> <em> * @version $Revision: 1.19 $ $Date: 2006/10/17 11:27:09 $</em>
<a name="23" href="#23">23</a> <em> */</em>
<a name="24" href="#24">24</a> <strong>public</strong> <strong>class</strong> <a href="../../../../net/sf/navigator/menu/MenuComponent.html">MenuComponent</a> <strong>extends</strong> <a href="../../../../net/sf/navigator/menu/MenuBase.html">MenuBase</a> implements Serializable, <a href="../../../../net/sf/navigator/menu/Component.html">Component</a> {
<a name="25" href="#25">25</a> <em class="comment">//~ Static fields/initializers =============================================</em>
<a name="26" href="#26">26</a> <strong>protected</strong> <strong>static</strong> <a href="../../../../net/sf/navigator/menu/MenuComponent.html">MenuComponent</a>[] _menuComponent = <strong>new</strong> <a href="../../../../net/sf/navigator/menu/MenuComponent.html">MenuComponent</a>[0];
<a name="27" href="#27">27</a>
<a name="28" href="#28">28</a> <em class="comment">//~ Instance fields ========================================================</em>
<a name="29" href="#29">29</a>
<a name="30" href="#30">30</a> <strong>protected</strong> List menuComponents = Collections.synchronizedList(<strong>new</strong> ArrayList());
<a name="31" href="#31">31</a> <strong>protected</strong> <a href="../../../../net/sf/navigator/menu/MenuComponent.html">MenuComponent</a> parentMenu;
<a name="32" href="#32">32</a> <strong>private</strong> <strong>boolean</strong> last;
<a name="33" href="#33">33</a> <strong>private</strong> String breadCrumb;
<a name="34" href="#34">34</a>
<a name="35" href="#35">35</a> <em class="comment">//~ Methods ================================================================</em>
<a name="36" href="#36">36</a>
<a name="37" href="#37">37</a> <strong>public</strong> <strong>void</strong> addMenuComponent(<a href="../../../../net/sf/navigator/menu/MenuComponent.html">MenuComponent</a> menuComponent) {
<a name="38" href="#38">38</a> <strong>if</strong> ((menuComponent.getName() == <strong>null</strong>) || (menuComponent.getName().equals(<span class="string">""</span>))) {
<a name="39" href="#39">39</a> menuComponent.setName(<strong>this</strong>.name + menuComponents.size());
<a name="40" href="#40">40</a> }
<a name="41" href="#41">41</a>
<a name="42" href="#42">42</a> <strong>if</strong> (!menuComponents.contains(menuComponent)) {
<a name="43" href="#43">43</a> menuComponents.add(menuComponent);
<a name="44" href="#44">44</a> menuComponent.setParent(<strong>this</strong>);
<a name="45" href="#45">45</a> }
<a name="46" href="#46">46</a> }
<a name="47" href="#47">47</a>
<a name="48" href="#48">48</a> <strong>public</strong> <a href="../../../../net/sf/navigator/menu/MenuComponent.html">MenuComponent</a>[] getMenuComponents() {
<a name="49" href="#49">49</a> <strong>return</strong> (MenuComponent[]) menuComponents.toArray(_menuComponent);
<a name="50" href="#50">50</a> }
<a name="51" href="#51">51</a>
<a name="52" href="#52">52</a> <strong>public</strong> <strong>void</strong> setMenuComponents(<a href="../../../../net/sf/navigator/menu/MenuComponent.html">MenuComponent</a>[] menuComponents) {
<a name="53" href="#53">53</a> <strong>for</strong> (<strong>int</strong> i = 0; i < menuComponents.length; i++) {
<a name="54" href="#54">54</a> <a href="../../../../net/sf/navigator/menu/MenuComponent.html">MenuComponent</a> component = menuComponents[i];
<a name="55" href="#55">55</a> <strong>this</strong>.menuComponents.add(component);
<a name="56" href="#56">56</a> }
<a name="57" href="#57">57</a> }
<a name="58" href="#58">58</a>
<a name="59" href="#59">59</a> <strong>public</strong> <strong>void</strong> setParent(<a href="../../../../net/sf/navigator/menu/MenuComponent.html">MenuComponent</a> parentMenu) {
<a name="60" href="#60">60</a> <strong>if</strong> (parentMenu != <strong>null</strong>) {
<a name="61" href="#61">61</a> <em class="comment">// look up the parent and make sure that it has this menu as a child</em>
<a name="62" href="#62">62</a> <strong>if</strong> (!parentMenu.getComponents().contains(<strong>this</strong>)) {
<a name="63" href="#63">63</a> parentMenu.addMenuComponent(<strong>this</strong>);
<a name="64" href="#64">64</a> }
<a name="65" href="#65">65</a> }
<a name="66" href="#66">66</a> <strong>this</strong>.parentMenu = parentMenu;
<a name="67" href="#67">67</a> }
<a name="68" href="#68">68</a>
<a name="69" href="#69">69</a> <strong>public</strong> <a href="../../../../net/sf/navigator/menu/MenuComponent.html">MenuComponent</a> getParent() {
<a name="70" href="#70">70</a> <strong>return</strong> parentMenu;
<a name="71" href="#71">71</a> }
<a name="72" href="#72">72</a>
<a name="73" href="#73">73</a> <em>/**</em>
<a name="74" href="#74">74</a> <em> * Convenience method for Velocity templates</em>
<a name="75" href="#75">75</a> <em> * @return menuComponents as a java.util.List</em>
<a name="76" href="#76">76</a> <em> */</em>
<a name="77" href="#77">77</a> <strong>public</strong> List getComponents() {
<a name="78" href="#78">78</a> <strong>return</strong> menuComponents;
<a name="79" href="#79">79</a> }
<a name="80" href="#80">80</a>
<a name="81" href="#81">81</a> <em>/**</em>
<a name="82" href="#82">82</a> <em> * This method compares all attributes, except for parent and children</em>
<a name="83" href="#83">83</a> <em> *</em>
<a name="84" href="#84">84</a> <em> * @param o the object to compare to</em>
<a name="85" href="#85">85</a> <em> */</em>
<a name="86" href="#86">86</a> <strong>public</strong> <strong>boolean</strong> equals(Object o) {
<a name="87" href="#87">87</a> <strong>if</strong> (!(o instanceof MenuComponent)) {
<a name="88" href="#88">88</a> <strong>return</strong> false;
<a name="89" href="#89">89</a> }
<a name="90" href="#90">90</a> <a href="../../../../net/sf/navigator/menu/MenuComponent.html">MenuComponent</a> m = (MenuComponent) o;
<a name="91" href="#91">91</a> <em class="comment">// Compare using StringUtils to avoid NullPointerExceptions</em>
<a name="92" href="#92">92</a> <strong>return</strong> StringUtils.equals(m.getAction(), <strong>this</strong>.action) &&
<a name="93" href="#93">93</a> StringUtils.equals(m.getAlign(), <strong>this</strong>.align) &&
<a name="94" href="#94">94</a> StringUtils.equals(m.getAltImage(), <strong>this</strong>.altImage) &&
<a name="95" href="#95">95</a> StringUtils.equals(m.getDescription(), <strong>this</strong>.description) &&
<a name="96" href="#96">96</a> StringUtils.equals(m.getForward(), <strong>this</strong>.forward) &&
<a name="97" href="#97">97</a> StringUtils.equals(m.getHeight(), <strong>this</strong>.height) &&
<a name="98" href="#98">98</a> StringUtils.equals(m.getImage(), <strong>this</strong>.image) &&
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