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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>ListMenuDisplayer xref</title><link type="text/css" rel="stylesheet" href="../../../../stylesheet.css" /></head><body><div id="overview"><a href="../../../../../apidocs/net/sf/navigator/displayer/ListMenuDisplayer.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"> * ListMenuDisplayer.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 December 7, 2002, 12:35 AM</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.displayer;
<a name="7" href="#7">7</a>
<a name="8" href="#8">8</a> <strong>import</strong> net.sf.navigator.menu.MenuComponent;
<a name="9" href="#9">9</a> <strong>import</strong> org.apache.commons.lang.StringUtils;
<a name="10" href="#10">10</a>
<a name="11" href="#11">11</a> <strong>import</strong> javax.servlet.jsp.JspException;
<a name="12" href="#12">12</a> <strong>import</strong> javax.servlet.jsp.PageContext;
<a name="13" href="#13">13</a> <strong>import</strong> java.io.IOException;
<a name="14" href="#14">14</a>
<a name="15" href="#15">15</a>
<a name="16" href="#16">16</a> <em>/**</em>
<a name="17" href="#17">17</a> <em> *</em>
<a name="18" href="#18">18</a> <em> * @author <a href="<a href="mailto:matt@raibledesigns.com" target="alexandria_uri">mailto:matt@raibledesigns.com</a>">Matt Raible</a></em>
<a name="19" href="#19">19</a> <em> * @version 1.0</em>
<a name="20" href="#20">20</a> <em> */</em>
<a name="21" href="#21">21</a> <strong>public</strong> <strong>class</strong> <a href="../../../../net/sf/navigator/displayer/ListMenuDisplayer.html">ListMenuDisplayer</a> <strong>extends</strong> <a href="../../../../net/sf/navigator/displayer/MessageResourcesMenuDisplayer.html">MessageResourcesMenuDisplayer</a> {
<a name="22" href="#22">22</a> <em class="comment">//~ Instance fields ========================================================</em>
<a name="23" href="#23">23</a>
<a name="24" href="#24">24</a> <em class="comment">//~ Methods ================================================================</em>
<a name="25" href="#25">25</a>
<a name="26" href="#26">26</a> <strong>public</strong> <strong>void</strong> init(PageContext pageContext, <a href="../../../../net/sf/navigator/displayer/MenuDisplayerMapping.html">MenuDisplayerMapping</a> mapping) {
<a name="27" href="#27">27</a> <strong>super</strong>.init(pageContext, mapping);
<a name="28" href="#28">28</a> String id = (String) pageContext.getAttribute(<span class="string">"menuId"</span>);
<a name="29" href="#29">29</a>
<a name="30" href="#30">30</a> <strong>try</strong> {
<a name="31" href="#31">31</a> out.println(displayStrings.getMessage(<span class="string">"lmd.begin"</span>,
<a name="32" href="#32">32</a> (id != <strong>null</strong>) ? <span class="string">"id=\""</span> + id + <span class="string">"\" "</span> : <span class="string">""</span>));
<a name="33" href="#33">33</a> } <strong>catch</strong> (Exception e) {
<a name="34" href="#34">34</a> log.error(e.getMessage());
<a name="35" href="#35">35</a> }
<a name="36" href="#36">36</a> }
<a name="37" href="#37">37</a>
<a name="38" href="#38">38</a> <strong>public</strong> <strong>void</strong> display(<a href="../../../../net/sf/navigator/menu/MenuComponent.html">MenuComponent</a> menu) throws JspException, IOException {
<a name="39" href="#39">39</a> <strong>if</strong> (isAllowed(menu)) {
<a name="40" href="#40">40</a> out.println(displayStrings.getMessage(<span class="string">"lmd.menu.top"</span>));
<a name="41" href="#41">41</a> displayComponents(menu, 0);
<a name="42" href="#42">42</a> out.println(displayStrings.getMessage(<span class="string">"lmd.menu.bottom"</span>));
<a name="43" href="#43">43</a> }
<a name="44" href="#44">44</a> }
<a name="45" href="#45">45</a>
<a name="46" href="#46">46</a> <strong>protected</strong> <strong>void</strong> displayComponents(<a href="../../../../net/sf/navigator/menu/MenuComponent.html">MenuComponent</a> menu, <strong>int</strong> level)
<a name="47" href="#47">47</a> throws JspException, IOException {
<a name="48" href="#48">48</a> <a href="../../../../net/sf/navigator/menu/MenuComponent.html">MenuComponent</a>[] components = menu.getMenuComponents();
<a name="49" href="#49">49</a>
<a name="50" href="#50">50</a> <strong>if</strong> (components.length > 0) {
<a name="51" href="#51">51</a> <em class="comment">// eliminate spaces in string used for Id</em>
<a name="52" href="#52">52</a> String domId = StringUtils.deleteWhitespace(getMessage(menu.getName()));
<a name="53" href="#53">53</a> <em class="comment">// added to create a unique id everytime</em>
<a name="54" href="#54">54</a> domId += ((<strong>int</strong>) (1000*Math.random()));
<a name="55" href="#55">55</a>
<a name="56" href="#56">56</a> String menuClass = <span class="string">"menu"</span>;
<a name="57" href="#57">57</a>
<a name="58" href="#58">58</a> <strong>if</strong> (level >= 1) {
<a name="59" href="#59">59</a> menuClass = <span class="string">"submenu"</span>;
<a name="60" href="#60">60</a> }
<a name="61" href="#61">61</a>
<a name="62" href="#62">62</a> <em class="comment">// if there is a location/page/action tag on base item use it</em>
<a name="63" href="#63">63</a> <strong>if</strong> (menu.getUrl() != <strong>null</strong> ){
<a name="64" href="#64">64</a> out.println(displayStrings.getMessage(<span class="string">"lmd.menu.actuator.link"</span>,
<a name="65" href="#65">65</a> domId, getMessage(menu.getTitle()), menuClass,
<a name="66" href="#66">66</a> getMessage(menu.getUrl())));
<a name="67" href="#67">67</a> } <strong>else</strong> {
<a name="68" href="#68">68</a> out.println(displayStrings.getMessage(<span class="string">"lmd.menu.actuator.top"</span>,
<a name="69" href="#69">69</a> domId,
<a name="70" href="#70">70</a> getMessage(menu.getTitle()),
<a name="71" href="#71">71</a> menuClass));
<a name="72" href="#72">72</a> }
<a name="73" href="#73">73</a>
<a name="74" href="#74">74</a> <strong>for</strong> (<strong>int</strong> i = 0; i < components.length; i++) {
<a name="75" href="#75">75</a> <em class="comment">// check the permissions on this component</em>
<a name="76" href="#76">76</a> <strong>if</strong> (isAllowed(components[i])) {
<a name="77" href="#77">77</a> <strong>if</strong> (components[i].getMenuComponents().length > 0) {
<a name="78" href="#78">78</a> out.println(<span class="string">"<li>"</span>);
<a name="79" href="#79">79</a>
<a name="80" href="#80">80</a> displayComponents(components[i], level + 1);
<a name="81" href="#81">81</a>
<a name="82" href="#82">82</a> out.println(displayStrings.getMessage(<span class="string">"lmd.menu.actuator.bottom"</span>));
<a name="83" href="#83">83</a> } <strong>else</strong> {
<a name="84" href="#84">84</a> out.println(displayStrings.getMessage(<span class="string">"lmd.menu.item"</span>,
<a name="85" href="#85">85</a> components[i].getUrl(),
<a name="86" href="#86">86</a> <strong>super</strong>.getMenuToolTip(components[i]),
<a name="87" href="#87">87</a> getExtra(components[i]),
<a name="88" href="#88">88</a> <strong>this</strong>.getMessage(components[i].getTitle())));
<a name="89" href="#89">89</a> }
<a name="90" href="#90">90</a> }
<a name="91" href="#91">91</a> }
<a name="92" href="#92">92</a>
<a name="93" href="#93">93</a> <em class="comment">// close the </ul> for the top menu</em>
<a name="94" href="#94">94</a> <strong>if</strong> (menuClass.equals(<span class="string">"menu"</span>)) {
<a name="95" href="#95">95</a> out.println(<span class="string">"</ul>"</span>);
<a name="96" href="#96">96</a> }
<a name="97" href="#97">97</a> } <strong>else</strong> {
<a name="98" href="#98">98</a> <strong>if</strong> (menu.getParent() == <strong>null</strong>) {
<a name="99" href="#99">99</a> out.println(displayStrings.getMessage(<span class="string">"lmd.menu.standalone"</span>,
<a name="100" href="#100">100</a> menu.getUrl(),
<a name="101" href="#101">101</a> <strong>super</strong>.getMenuToolTip(menu),
<a name="102" href="#102">102</a> getExtra(menu),
<a name="103" href="#103">103</a> getMessage(menu.getTitle())));
<a name="104" href="#104">104</a> } <strong>else</strong> {
<a name="105" href="#105">105</a> out.println(displayStrings.getMessage(<span class="string">"lmd.menu.item"</span>,
<a name="106" href="#106">106</a> menu.getUrl(),
<a name="107" href="#107">107</a> <strong>super</strong>.getMenuToolTip(menu),
<a name="108" href="#108">108</a> getExtra(menu),
<a name="109" href="#109">109</a> getMessage(menu.getTitle())));
<a name="110" href="#110">110</a> }
<a name="111" href="#111">111</a> }
<a name="112" href="#112">112</a> }
<a name="113" href="#113">113</a>
<a name="114" href="#114">114</a> <em>/**</em>
<a name="115" href="#115">115</a> <em> * This will output the ending HTML code to close tags from the beginning</em>
<a name="116" href="#116">116</a> <em> * @param context the current pageContext</em>
<a name="117" href="#117">117</a> <em> */</em>
<a name="118" href="#118">118</a> <strong>public</strong> <strong>void</strong> end(PageContext context) {
<a name="119" href="#119">119</a> <strong>try</strong> {
<a name="120" href="#120">120</a> out.print(displayStrings.getMessage(<span class="string">"lmd.end"</span>));
<a name="121" href="#121">121</a> } <strong>catch</strong> (Exception e) {
<a name="122" href="#122">122</a> log.error(e.getMessage());
<a name="123" href="#123">123</a> }
<a name="124" href="#124">124</a> }
<a name="125" href="#125">125</a>
<a name="126" href="#126">126</a> <strong>public</strong> String getExtra(<a href="../../../../net/sf/navigator/menu/MenuComponent.html">MenuComponent</a> menu) {
<a name="127" href="#127">127</a> StringBuffer extra = <strong>new</strong> StringBuffer();
<a name="128" href="#128">128</a> <strong>if</strong> (menu.getTarget() != <strong>null</strong>) {
<a name="129" href="#129">129</a> extra.append(<span class="string">" target=\""</span>).append(menu.getTarget()).append(<span class="string">"\""</span>);
<a name="130" href="#130">130</a> }
<a name="131" href="#131">131</a> <strong>if</strong> (menu.getOnclick() != <strong>null</strong>) {
<a name="132" href="#132">132</a> extra.append(<span class="string">" onclick=\""</span>).append(menu.getOnclick()).append(<span class="string">"\""</span>);
<a name="133" href="#133">133</a> }
<a name="134" href="#134">134</a> <strong>if</strong> (menu.getOnmouseover() != <strong>null</strong>) {
<a name="135" href="#135">135</a> extra.append(<span class="string">" onmouseover=\""</span>).append(menu.getOnmouseover()).append(<span class="string">"\""</span>);
<a name="136" href="#136">136</a> }
<a name="137" href="#137">137</a> <strong>if</strong> (menu.getOnmouseout() != <strong>null</strong>) {
<a name="138" href="#138">138</a> extra.append(<span class="string">" onmouseout=\""</span>).append(menu.getOnmouseout()).append(<span class="string">"\""</span>);
<a name="139" href="#139">139</a> }
<a name="140" href="#140">140</a> <strong>if</strong> (menu.getWidth() != <strong>null</strong>) {
<a name="141" href="#141">141</a> extra.append(<span class="string">" style=\"width: "</span> + menu.getWidth() + <span class="string">"px\""</span>);
<a name="142" href="#142">142</a> }
<a name="143" href="#143">143</a> <strong>return</strong> (extra.length() > 0) ? extra.toString() : <span class="string">""</span>;
<a name="144" href="#144">144</a> }
<a name="145" href="#145">145</a> }
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