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<a href="../index.html" class="navigation"><img height="22" src="../common/icons/menu.gif" alt="" >dhtmlxMenu</a>
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<a href="./index.html" class="navigation"><img src="../common/icons/none.gif" alt="" >Items</a>
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<div style="display:block;">
<h3>Menu Items Visibility Control</h3>
</div>
<div class="navigation-div">
<a href="#code" class="navigation view-source"><img src="../common/icons/source.gif" alt="" >View page source</a>
</div>
<link rel="stylesheet" type="text/css" href="../../codebase/skins/dhtmlxmenu_dhx_skyblue.css">
<script src="../../codebase/dhtmlxcommon.js"></script>
<script src="../../codebase/dhtmlxmenu.js"></script>
<script src="../../codebase/ext/dhtmlxmenu_ext.js"></script>
<div style="height: 250px;"><div id="menuObj"></div></div>
<div>
<table border="0" cellspacing="0" cellpadding="0">
<tr>
<td>Select Item</td>
<td width="10"> </td>
<td><select id="sel"></select></td>
<td width="10"> </td>
<td><input type="button" value="Show" onclick="show();"> <input type="button" value="Hide" onclick="hide();"> <input type="button" value="Is Hidden?" onclick="isHidden();"></td>
</tr>
</table>
</div>
<br>
<script>
var menu;
var sel = document.getElementById("sel");
function initMenu() {
menu = new dhtmlXMenuObject("menuObj");
menu.setIconsPath("../common/imgs/");
menu.loadXML("../common/dhxmenu.xml?e=" + new Date().getTime(), function(){
menu.forEachItem(function(itemId){
if (menu.getItemType(itemId) != "separator") sel.options.add(new Option(menu.getItemText(itemId), itemId));
});
});
}
function getId() {
return sel.options[sel.selectedIndex].value;
}
function show() {
menu.showItem(getId());
}
function hide() {
menu.hideItem(getId());
}
function isHidden() {
alert(menu.isItemHidden(getId()));
}
</script>
</div>
<div style="clear:both;"></div>
<div class="source">
<div class="teg">Source</div>
<div class="code" id="code">
<div class="hl-main"><pre><span class="hl-brackets"><</span><span class="hl-reserved">link</span><span class="hl-code"> </span><span class="hl-var">rel</span><span class="hl-code">=</span><span class="hl-quotes">"</span><span class="hl-string">stylesheet</span><span class="hl-quotes">"</span><span class="hl-code"> </span><span class="hl-var">type</span><span class="hl-code">=</span><span class="hl-quotes">"</span><span class="hl-string">text/css</span><span class="hl-quotes">"</span><span class="hl-code"> </span><span class="hl-var">href</span><span class="hl-code">=</span><span class="hl-quotes">"</span><span class="hl-string">../../codebase/skins/dhtmlxmenu_dhx_skyblue.css</span><span class="hl-quotes">"</span><span class="hl-brackets">></span><span class="hl-code">
</span><span class="hl-brackets"><</span><span class="hl-reserved">script</span><span class="hl-code"> </span><span class="hl-var">src</span><span class="hl-code">=</span><span class="hl-quotes">"</span><span class="hl-string">../../codebase/dhtmlxcommon.js</span><span class="hl-quotes">"</span><span class="hl-brackets">></span><span class="hl-brackets"></</span><span class="hl-reserved">script</span><span class="hl-brackets">></span><span class="hl-code">
</span><span class="hl-brackets"><</span><span class="hl-reserved">script</span><span class="hl-code"> </span><span class="hl-var">src</span><span class="hl-code">=</span><span class="hl-quotes">"</span><span class="hl-string">../../codebase/dhtmlxmenu.js</span><span class="hl-quotes">"</span><span class="hl-brackets">></span><span class="hl-brackets"></</span><span class="hl-reserved">script</span><span class="hl-brackets">></span><span class="hl-code">
</span><span class="hl-brackets"><</span><span class="hl-reserved">script</span><span class="hl-code"> </span><span class="hl-var">src</span><span class="hl-code">=</span><span class="hl-quotes">"</span><span class="hl-string">../../codebase/ext/dhtmlxmenu_ext.js</span><span class="hl-quotes">"</span><span class="hl-brackets">></span><span class="hl-brackets"></</span><span class="hl-reserved">script</span><span class="hl-brackets">></span><span class="hl-code">
</span><span class="hl-brackets"><</span><span class="hl-reserved">div</span><span class="hl-code"> </span><span class="hl-var">style</span><span class="hl-code">=</span><span class="hl-quotes">"</span><span class="hl-string">height: 250px;</span><span class="hl-quotes">"</span><span class="hl-brackets">></span><span class="hl-brackets"><</span><span class="hl-reserved">div</span><span class="hl-code"> </span><span class="hl-var">id</span><span class="hl-code">=</span><span class="hl-quotes">"</span><span class="hl-string">menuObj</span><span class="hl-quotes">"</span><span class="hl-brackets">></span><span class="hl-brackets"></</span><span class="hl-reserved">div</span><span class="hl-brackets">></span><span class="hl-brackets"></</span><span class="hl-reserved">div</span><span class="hl-brackets">></span><span class="hl-code">
</span><span class="hl-brackets"><</span><span class="hl-reserved">div</span><span class="hl-brackets">></span><span class="hl-code">
</span><span class="hl-brackets"><</span><span class="hl-reserved">table</span><span class="hl-code"> </span><span class="hl-var">border</span><span class="hl-code">=</span><span class="hl-quotes">"</span><span class="hl-string">0</span><span class="hl-quotes">"</span><span class="hl-code"> </span><span class="hl-var">cellspacing</span><span class="hl-code">=</span><span class="hl-quotes">"</span><span class="hl-string">0</span><span class="hl-quotes">"</span><span class="hl-code"> </span><span class="hl-var">cellpadding</span><span class="hl-code">=</span><span class="hl-quotes">"</span><span class="hl-string">0</span><span class="hl-quotes">"</span><span class="hl-brackets">></span><span class="hl-code">
</span><span class="hl-brackets"><</span><span class="hl-reserved">tr</span><span class="hl-brackets">></span><span class="hl-code">
</span><span class="hl-brackets"><</span><span class="hl-reserved">td</span><span class="hl-brackets">></span><span class="hl-code">Select Item</span><span class="hl-brackets"></</span><span class="hl-reserved">td</span><span class="hl-brackets">></span><span class="hl-code">
</span><span class="hl-brackets"><</span><span class="hl-reserved">td</span><span class="hl-code"> </span><span class="hl-var">width</span><span class="hl-code">=</span><span class="hl-quotes">"</span><span class="hl-string">10</span><span class="hl-quotes">"</span><span class="hl-brackets">></span><span class="hl-special">&nbsp;</span><span class="hl-brackets"></</span><span class="hl-reserved">td</span><span class="hl-brackets">></span><span class="hl-code">
</span><span class="hl-brackets"><</span><span class="hl-reserved">td</span><span class="hl-brackets">></span><span class="hl-brackets"><</span><span class="hl-reserved">select</span><span class="hl-code"> </span><span class="hl-var">id</span><span class="hl-code">=</span><span class="hl-quotes">"</span><span class="hl-string">sel</span><span class="hl-quotes">"</span><span class="hl-brackets">></span><span class="hl-brackets"></</span><span class="hl-reserved">select</span><span class="hl-brackets">></span><span class="hl-brackets"></</span><span class="hl-reserved">td</span><span class="hl-brackets">></span><span class="hl-code">
</span><span class="hl-brackets"><</span><span class="hl-reserved">td</span><span class="hl-code"> </span><span class="hl-var">width</span><span class="hl-code">=</span><span class="hl-quotes">"</span><span class="hl-string">10</span><span class="hl-quotes">"</span><span class="hl-brackets">></span><span class="hl-special">&nbsp;</span><span class="hl-brackets"></</span><span class="hl-reserved">td</span><span class="hl-brackets">></span><span class="hl-code">
</span><span class="hl-brackets"><</span><span class="hl-reserved">td</span><span class="hl-brackets">></span><span class="hl-brackets"><</span><span class="hl-reserved">input</span><span class="hl-code"> </span><span class="hl-var">type</span><span class="hl-code">=</span><span class="hl-quotes">"</span><span class="hl-string">button</span><span class="hl-quotes">"</span><span class="hl-code"> </span><span class="hl-var">value</span><span class="hl-code">=</span><span class="hl-quotes">"</span><span class="hl-string">Show</span><span class="hl-quotes">"</span><span class="hl-code"> </span><span class="hl-var">onclick</span><span class="hl-code">=</span><span class="hl-quotes">"</span><span class="hl-string">show();</span><span class="hl-quotes">"</span><span class="hl-brackets">></span><span class="hl-code"> </span><span class="hl-brackets"><</span><span class="hl-reserved">input</span><span class="hl-code"> </span><span class="hl-var">type</span><span class="hl-code">=</span><span class="hl-quotes">"</span><span class="hl-string">button</span><span class="hl-quotes">"</span><span class="hl-code"> </span><span class="hl-var">value</span><span class="hl-code">=</span><span class="hl-quotes">"</span><span class="hl-string">Hide</span><span class="hl-quotes">"</span><span class="hl-code"> </span><span class="hl-var">onclick</span><span class="hl-code">=</span><span class="hl-quotes">"</span><span class="hl-string">hide();</span><span class="hl-quotes">"</span><span class="hl-brackets">></span><span class="hl-code"> </span><span class="hl-brackets"><</span><span class="hl-reserved">input</span><span class="hl-code"> </span><span class="hl-var">type</span><span class="hl-code">=</span><span class="hl-quotes">"</span><span class="hl-string">button</span><span class="hl-quotes">"</span><span class="hl-code"> </span><span class="hl-var">value</span><span class="hl-code">=</span><span class="hl-quotes">"</span><span class="hl-string">Is Hidden?</span><span class="hl-quotes">"</span><span class="hl-code"> </span><span class="hl-var">onclick</span><span class="hl-code">=</span><span class="hl-quotes">"</span><span class="hl-string">isHidden();</span><span class="hl-quotes">"</span><span class="hl-brackets">></span><span class="hl-brackets"></</span><span class="hl-reserved">td</span><span class="hl-brackets">></span><span class="hl-code">
</span><span class="hl-brackets"></</span><span class="hl-reserved">tr</span><span class="hl-brackets">></span><span class="hl-code">
</span><span class="hl-brackets"></</span><span class="hl-reserved">table</span><span class="hl-brackets">></span><span class="hl-code">
</span><span class="hl-brackets"></</span><span class="hl-reserved">div</span><span class="hl-brackets">></span><span class="hl-code">
</span><span class="hl-brackets"><</span><span class="hl-reserved">br</span><span class="hl-brackets">></span><span class="hl-code">
</span><span class="hl-brackets"><</span><span class="hl-reserved">script</span><span class="hl-brackets">></span><span class="hl-code"><div class="hl-main"><pre><span class="hl-reserved">var</span><span class="hl-code"> </span><span class="hl-identifier">menu</span><span class="hl-code">;
</span><span class="hl-reserved">var</span><span class="hl-code"> </span><span class="hl-identifier">sel</span><span class="hl-code"> = </span><span class="hl-builtin">document</span><span class="hl-code">.</span><span class="hl-identifier">getElementById</span><span class="hl-brackets">(</span><span class="hl-quotes">"</span><span class="hl-string">sel</span><span class="hl-quotes">"</span><span class="hl-brackets">)</span><span class="hl-code">;
</span><span class="hl-reserved">function</span><span class="hl-code"> </span><span class="hl-identifier">initMenu</span><span class="hl-brackets">(</span><span class="hl-brackets">)</span><span class="hl-code"> </span><span class="hl-brackets">{</span><span class="hl-code">
</span><span class="hl-identifier">menu</span><span class="hl-code"> = </span><span class="hl-reserved">new</span><span class="hl-code"> </span><span class="hl-identifier">dhtmlXMenuObject</span><span class="hl-brackets">(</span><span class="hl-quotes">"</span><span class="hl-string">menuObj</span><span class="hl-quotes">"</span><span class="hl-brackets">)</span><span class="hl-code">;
</span><span class="hl-identifier">menu</span><span class="hl-code">.</span><span class="hl-identifier">setIconsPath</span><span class="hl-brackets">(</span><span class="hl-quotes">"</span><span class="hl-string">../common/imgs/</span><span class="hl-quotes">"</span><span class="hl-brackets">)</span><span class="hl-code">;
</span><span class="hl-identifier">menu</span><span class="hl-code">.</span><span class="hl-identifier">loadXML</span><span class="hl-brackets">(</span><span class="hl-quotes">"</span><span class="hl-string">../common/dhxmenu.xml?e=</span><span class="hl-quotes">"</span><span class="hl-code"> + </span><span class="hl-reserved">new</span><span class="hl-code"> </span><span class="hl-builtin">Date</span><span class="hl-brackets">(</span><span class="hl-brackets">)</span><span class="hl-code">.</span><span class="hl-identifier">getTime</span><span class="hl-brackets">(</span><span class="hl-brackets">)</span><span class="hl-code">, </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-brackets">)</span><span class="hl-code"> </span><span class="hl-brackets">{</span><span class="hl-code">
</span><span class="hl-identifier">menu</span><span class="hl-code">.</span><span class="hl-identifier">forEachItem</span><span class="hl-brackets">(</span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">itemId</span><span class="hl-brackets">)</span><span class="hl-code"> </span><span class="hl-brackets">{</span><span class="hl-code">
</span><span class="hl-reserved">if</span><span class="hl-code"> </span><span class="hl-brackets">(</span><span class="hl-identifier">menu</span><span class="hl-code">.</span><span class="hl-identifier">getItemType</span><span class="hl-brackets">(</span><span class="hl-identifier">itemId</span><span class="hl-brackets">)</span><span class="hl-code"> != </span><span class="hl-quotes">"</span><span class="hl-string">separator</span><span class="hl-quotes">"</span><span class="hl-brackets">)</span><span class="hl-code">
</span><span class="hl-identifier">sel</span><span class="hl-code">.</span><span class="hl-identifier">options</span><span class="hl-code">.</span><span class="hl-identifier">add</span><span class="hl-brackets">(</span><span class="hl-reserved">new</span><span class="hl-code"> </span><span class="hl-identifier">Option</span><span class="hl-brackets">(</span><span class="hl-identifier">menu</span><span class="hl-code">.</span><span class="hl-identifier">getItemText</span><span class="hl-brackets">(</span><span class="hl-identifier">itemId</span><span class="hl-brackets">)</span><span class="hl-code">, </span><span class="hl-identifier">itemId</span><span class="hl-brackets">)</span><span class="hl-brackets">)</span><span class="hl-code">;
</span><span class="hl-brackets">}</span><span class="hl-brackets">)</span><span class="hl-code">;
</span><span class="hl-brackets">}</span><span class="hl-brackets">)</span><span class="hl-code">;
</span><span class="hl-brackets">}</span><span class="hl-code">
</span><span class="hl-reserved">function</span><span class="hl-code"> </span><span class="hl-identifier">getId</span><span class="hl-brackets">(</span><span class="hl-brackets">)</span><span class="hl-code"> </span><span class="hl-brackets">{</span><span class="hl-code">
</span><span class="hl-reserved">return</span><span class="hl-code"> </span><span class="hl-identifier">sel</span><span class="hl-code">.</span><span class="hl-identifier">options</span><span class="hl-brackets">[</span><span class="hl-identifier">sel</span><span class="hl-code">.</span><span class="hl-identifier">selectedIndex</span><span class="hl-brackets">]</span><span class="hl-code">.</span><span class="hl-identifier">value</span><span class="hl-code">;
</span><span class="hl-brackets">}</span><span class="hl-code">
</span><span class="hl-reserved">function</span><span class="hl-code"> </span><span class="hl-identifier">show</span><span class="hl-brackets">(</span><span class="hl-brackets">)</span><span class="hl-code"> </span><span class="hl-brackets">{</span><span class="hl-code">
</span><span class="hl-identifier">menu</span><span class="hl-code">.</span><span class="hl-identifier">showItem</span><span class="hl-brackets">(</span><span class="hl-identifier">getId</span><span class="hl-brackets">(</span><span class="hl-brackets">)</span><span class="hl-brackets">)</span><span class="hl-code">;
</span><span class="hl-brackets">}</span><span class="hl-code">
</span><span class="hl-reserved">function</span><span class="hl-code"> </span><span class="hl-identifier">hide</span><span class="hl-brackets">(</span><span class="hl-brackets">)</span><span class="hl-code"> </span><span class="hl-brackets">{</span><span class="hl-code">
</span><span class="hl-identifier">menu</span><span class="hl-code">.</span><span class="hl-identifier">hideItem</span><span class="hl-brackets">(</span><span class="hl-identifier">getId</span><span class="hl-brackets">(</span><span class="hl-brackets">)</span><span class="hl-brackets">)</span><span class="hl-code">;
</span><span class="hl-brackets">}</span><span class="hl-code">
</span><span class="hl-reserved">function</span><span class="hl-code"> </span><span class="hl-identifier">isHidden</span><span class="hl-brackets">(</span><span class="hl-brackets">)</span><span class="hl-code"> </span><span class="hl-brackets">{</span><span class="hl-code">
</span><span class="hl-identifier">alert</span><span class="hl-brackets">(</span><span class="hl-identifier">menu</span><span class="hl-code">.</span><span class="hl-identifier">isItemHidden</span><span class="hl-brackets">(</span><span class="hl-identifier">getId</span><span class="hl-brackets">(</span><span class="hl-brackets">)</span><span class="hl-brackets">)</span><span class="hl-brackets">)</span><span class="hl-code">;
</span><span class="hl-brackets">}</span></pre></div></span><span class="hl-brackets"></</span><span class="hl-reserved">script</span><span class="hl-brackets">></span></pre></div>
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