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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>XtreeMenuDisplayer xref</title><link type="text/css" rel="stylesheet" href="../../../../stylesheet.css" /></head><body><div id="overview"><a href="../../../../../apidocs/net/sf/navigator/displayer/XtreeMenuDisplayer.html">View Javadoc</a></div><pre>
<a name="1" href="#1">1</a> <strong>package</strong> net.sf.navigator.displayer;
<a name="2" href="#2">2</a>
<a name="3" href="#3">3</a> <strong>import</strong> java.io.IOException;
<a name="4" href="#4">4</a> <strong>import</strong> java.text.MessageFormat;
<a name="5" href="#5">5</a>
<a name="6" href="#6">6</a> <strong>import</strong> javax.servlet.jsp.JspException;
<a name="7" href="#7">7</a> <strong>import</strong> javax.servlet.jsp.PageContext;
<a name="8" href="#8">8</a>
<a name="9" href="#9">9</a> <strong>import</strong> net.sf.navigator.displayer.MenuDisplayerMapping;
<a name="10" href="#10">10</a> <strong>import</strong> net.sf.navigator.displayer.MessageResourcesMenuDisplayer;
<a name="11" href="#11">11</a> <strong>import</strong> net.sf.navigator.menu.MenuComponent;
<a name="12" href="#12">12</a> <strong>import</strong> org.apache.commons.lang.StringUtils;
<a name="13" href="#13">13</a>
<a name="14" href="#14">14</a> <em>/**</em>
<a name="15" href="#15">15</a> <em> * Create the javascript required for the Xtree menu functionality</em>
<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> <strong>public</strong> <strong>class</strong> <a href="../../../../net/sf/navigator/displayer/XtreeMenuDisplayer.html">XtreeMenuDisplayer</a> <strong>extends</strong> <a href="../../../../net/sf/navigator/displayer/MessageResourcesMenuDisplayer.html">MessageResourcesMenuDisplayer</a> {
<a name="19" href="#19">19</a> <em class="comment">//~ Static fields/initializers =============================================</em>
<a name="20" href="#20">20</a>
<a name="21" href="#21">21</a> <em class="comment">/*<em class="comment">Variables for each menu item: (** means that they have to be specified!)</em></em>
<a name="22" href="#22">22</a> <em class="comment"> 0 name: The name of the item. This must be unique for each item. Do not use spaces or strange characters in this one! **</em>
<a name="23" href="#23">23</a> <em class="comment"> 1 parent_name: The name of the menuitem you want this to "connect" to. This will be a submenu of the item that have the name you place in here. ** for all other then the topitems</em>
<a name="24" href="#24">24</a> <em class="comment"> 2 text: The text you want in the item. </em>
<a name="25" href="#25">25</a> <em class="comment"> 3 link: The page you want this item to link to.</em>
<a name="26" href="#26">26</a> <em class="comment"> Remember you can have as many levels/sublevels as you want. Just make sure you spesify the correct "parent" for each item.</em>
<a name="27" href="#27">27</a> <em class="comment"> To set styles for each level see above.</em>
<a name="28" href="#28">28</a> <em class="comment"> */</em>
<a name="29" href="#29">29</a>
<a name="30" href="#30">30</a> <strong>private</strong> <strong>static</strong> MessageFormat <strong>new</strong>WebFXTreeMessage = <strong>new</strong> MessageFormat(<span class="string">"var {0} = new WebFXTree(''{2}'');"</span>);
<a name="31" href="#31">31</a> <strong>private</strong> <strong>static</strong> MessageFormat <strong>new</strong>WebFXTreeItemMessage = <strong>new</strong> MessageFormat(<span class="string">"var {0} = new WebFXTreeItem(''{2}'');"</span>);
<a name="32" href="#32">32</a> <strong>private</strong> <strong>static</strong> MessageFormat <strong>new</strong>WebFXTreeItemMessage1 = <strong>new</strong> MessageFormat(<span class="string">"var {0} = new WebFXTreeItem(''{2}'',''{3}'');"</span>);
<a name="33" href="#33">33</a> <strong>private</strong> <strong>static</strong> MessageFormat addMessage = <strong>new</strong> MessageFormat(<span class="string">"{1}.add({0});"</span>);
<a name="34" href="#34">34</a> <strong>private</strong> <strong>static</strong> MessageFormat writeMessage = <strong>new</strong> MessageFormat(<span class="string">"document.write({0});"</span>);
<a name="35" href="#35">35</a> <strong>private</strong> <strong>static</strong> String parent = <span class="string">""</span>;
<a name="36" href="#36">36</a>
<a name="37" href="#37">37</a> <strong>private</strong> <strong>static</strong> <strong>final</strong> String END_STATEMENT_START = <span class="string">"document.write("</span>;
<a name="38" href="#38">38</a> <strong>private</strong> <strong>static</strong> <strong>final</strong> String END_STATEMENT_END = <span class="string">");"</span>;
<a name="39" href="#39">39</a> <strong>private</strong> <strong>static</strong> <strong>final</strong> String TAB = <span class="string">" "</span>; <em class="comment">// four spaces</em>
<a name="40" href="#40">40</a> <strong>private</strong> <strong>static</strong> <strong>final</strong> String SCRIPT_START = <span class="string">"\n<script type=\"text/javascript\">\n<!--"</span>;
<a name="41" href="#41">41</a> <strong>private</strong> <strong>static</strong> <strong>final</strong> String SCRIPT_END = <span class="string">"//-->\n</script>\n"</span>;
<a name="42" href="#42">42</a>
<a name="43" href="#43">43</a> <em class="comment">//~ Methods ================================================================</em>
<a name="44" href="#44">44</a>
<a name="45" href="#45">45</a> <strong>public</strong> <strong>void</strong> init(PageContext context, <a href="../../../../net/sf/navigator/displayer/MenuDisplayerMapping.html">MenuDisplayerMapping</a> mapping) {
<a name="46" href="#46">46</a> <strong>super</strong>.init(context, mapping);
<a name="47" href="#47">47</a>
<a name="48" href="#48">48</a> <strong>try</strong> {
<a name="49" href="#49">49</a> out.print(SCRIPT_START);
<a name="50" href="#50">50</a> } <strong>catch</strong> (Exception e) {
<a name="51" href="#51">51</a> }
<a name="52" href="#52">52</a> }
<a name="53" href="#53">53</a>
<a name="54" href="#54">54</a> <strong>public</strong> <strong>void</strong> display(<a href="../../../../net/sf/navigator/menu/MenuComponent.html">MenuComponent</a> menu) throws JspException, IOException {
<a name="55" href="#55">55</a> StringBuffer sb = <strong>new</strong> StringBuffer();
<a name="56" href="#56">56</a> buildMenuString(menu, sb, isAllowed(menu));
<a name="57" href="#57">57</a> out.print(<span class="string">"\n"</span> + TAB + sb);
<a name="58" href="#58">58</a> out.print(TAB + END_STATEMENT_START + parent + END_STATEMENT_END);
<a name="59" href="#59">59</a> }
<a name="60" href="#60">60</a>
<a name="61" href="#61">61</a> <strong>public</strong> <strong>void</strong> end(PageContext context) {
<a name="62" href="#62">62</a> <strong>try</strong> {
<a name="63" href="#63">63</a> out.print(SCRIPT_END);
<a name="64" href="#64">64</a> } <strong>catch</strong> (Exception e) {
<a name="65" href="#65">65</a> }
<a name="66" href="#66">66</a> }
<a name="67" href="#67">67</a>
<a name="68" href="#68">68</a> <strong>protected</strong> <strong>void</strong> buildMenuString(<a href="../../../../net/sf/navigator/menu/MenuComponent.html">MenuComponent</a> menu, StringBuffer sb, <strong>boolean</strong> allowed) {
<a name="69" href="#69">69</a> <strong>if</strong> (allowed) {
<a name="70" href="#70">70</a> String[] args = getArgs(menu);
<a name="71" href="#71">71</a> <strong>if</strong> (args[1] == <strong>null</strong> || args[1].equals(<span class="string">""</span>)) {
<a name="72" href="#72">72</a> sb.append(newWebFXTreeMessage.format(args) + <span class="string">"\n"</span> + TAB + TAB);
<a name="73" href="#73">73</a> parent = args[0];
<a name="74" href="#74">74</a> } <strong>else</strong> <strong>if</strong> (args[3] == <strong>null</strong> || args[3].equals(<span class="string">""</span>)) {
<a name="75" href="#75">75</a> sb.append(newWebFXTreeItemMessage.format(args) + <span class="string">"\n"</span> + TAB + TAB);
<a name="76" href="#76">76</a> sb.append(addMessage.format(args) + <span class="string">"\n"</span> + TAB + TAB);
<a name="77" href="#77">77</a> } <strong>else</strong> {
<a name="78" href="#78">78</a> sb.append(newWebFXTreeItemMessage1.format(args) + <span class="string">"\n"</span> + TAB + TAB);
<a name="79" href="#79">79</a> sb.append(addMessage.format(args) + <span class="string">"\n"</span> + TAB + TAB);
<a name="80" href="#80">80</a> }
<a name="81" href="#81">81</a>
<a name="82" href="#82">82</a> <a href="../../../../net/sf/navigator/menu/MenuComponent.html">MenuComponent</a>[] subMenus = menu.getMenuComponents();
<a name="83" href="#83">83</a>
<a name="84" href="#84">84</a> <strong>if</strong> (subMenus.length > 0) {
<a name="85" href="#85">85</a> <strong>for</strong> (<strong>int</strong> i = 0; i < subMenus.length; i++) {
<a name="86" href="#86">86</a> buildMenuString(subMenus[i], sb, (allowed) ? isAllowed(subMenus[i]) : allowed);
<a name="87" href="#87">87</a> }
<a name="88" href="#88">88</a> }
<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> <strong>protected</strong> String[] getArgs(<a href="../../../../net/sf/navigator/menu/MenuComponent.html">MenuComponent</a> menu) {
<a name="93" href="#93">93</a> String[] args = <strong>new</strong> String[4];
<a name="94" href="#94">94</a> args[0] = menu.getName();
<a name="95" href="#95">95</a> args[1] = getParentName(menu);
<a name="96" href="#96">96</a> args[2] = getMessage(menu.getTitle());
<a name="97" href="#97">97</a> args[3] = (menu.getUrl() == <strong>null</strong>) ? EMPTY : menu.getUrl();
<a name="98" href="#98">98</a>
<a name="99" href="#99">99</a> <strong>return</strong> args;
<a name="100" href="#100">100</a> }
<a name="101" href="#101">101</a>
<a name="102" href="#102">102</a> <strong>protected</strong> String getParentName(<a href="../../../../net/sf/navigator/menu/MenuComponent.html">MenuComponent</a> menu) {
<a name="103" href="#103">103</a> String name = <strong>null</strong>;
<a name="104" href="#104">104</a>
<a name="105" href="#105">105</a> <strong>if</strong> (menu.getParent() == <strong>null</strong>) {
<a name="106" href="#106">106</a> name = <span class="string">""</span>;
<a name="107" href="#107">107</a> } <strong>else</strong> {
<a name="108" href="#108">108</a> name = menu.getParent().getName();
<a name="109" href="#109">109</a> }
<a name="110" href="#110">110</a>
<a name="111" href="#111">111</a> <strong>return</strong> name;
<a name="112" href="#112">112</a> }
<a name="113" href="#113">113</a>
<a name="114" href="#114">114</a> <strong>protected</strong> String getTarget(<a href="../../../../net/sf/navigator/menu/MenuComponent.html">MenuComponent</a> menu) {
<a name="115" href="#115">115</a> String theTarget = <strong>super</strong>.getTarget(menu);
<a name="116" href="#116">116</a>
<a name="117" href="#117">117</a> <strong>if</strong> (theTarget == <strong>null</strong>) {
<a name="118" href="#118">118</a> theTarget = EMPTY;
<a name="119" href="#119">119</a> }
<a name="120" href="#120">120</a>
<a name="121" href="#121">121</a> <strong>return</strong> theTarget;
<a name="122" href="#122">122</a> }
<a name="123" href="#123">123</a> }
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