Create and use a Menu Button from Javascript
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YUI is issued by Yahoo! under the BSD license above. Below is a list of certain publicly available software that is the source of intellectual property in YUI, along with the licensing terms that pertain to thosesources of IP. This list is for informational purposes only and is not intended to represent an exhaustive list of third party contributions to the YUI.
* Douglas Crockford's JSON parsing and stringifying methods: In the JSON Utility, Douglas Crockford's JSON parsing and stringifying methods are adapted from work published at JSON.org. The adapted work is in the public domain.
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=utf-8">
<title>Menu Buttons</title>
<style type="text/css">
/*margin and padding on body element
can introduce errors in determining
element position and are not recommended;
we turn them off as a foundation for YUI
CSS treatments. */
body {
margin:0;
padding:0;
}
</style>
<link rel="stylesheet" type="text/css" href="yui_2.7.0b-lib/fonts/fonts-min.css" />
<link rel="stylesheet" type="text/css" href="yui_2.7.0b-lib/menu/assets/skins/sam/menu.css" />
<link rel="stylesheet" type="text/css" href="yui_2.7.0b-lib/button/assets/skins/sam/button.css" />
<script type="text/javascript" src="yui_2.7.0b-lib/yahoo-dom-event/yahoo-dom-event.js"></script>
<script type="text/javascript" src="yui_2.7.0b-lib/container/container_core-min.js"></script>
<script type="text/javascript" src="yui_2.7.0b-lib/menu/menu-min.js"></script>
<script type="text/javascript" src="yui_2.7.0b-lib/element/element-min.js"></script>
<script type="text/javascript" src="yui_2.7.0b-lib/button/button-min.js"></script>
<!--begin custom header content for this example-->
<style type="text/css">
/*
Set the "zoom" property to "normal" since it is set to "1" by the
".example-container .bd" rule in yui.css and this causes a Menu
instance's width to expand to 100% of the browser viewport.
*/
div.yuimenu .bd {
zoom: normal;
}
#button-example-form fieldset {
border: 2px groove #ccc;
margin: .5em;
padding: .5em;
}
#menubutton3menu,
#menubutton4menu {
position: absolute;
visibility: hidden;
border: solid 1px #000;
padding: .5em;
background-color: #ccc;
}
#button-example-form-postdata {
border: dashed 1px #666;
background-color: #ccc;
padding: 1em;
}
#button-example-form-postdata h2 {
margin: 0 0 .5em 0;
padding: 0;
border: none;
}
</style>
<!--end custom header content for this example-->
</head>
<body class=" yui-skin-sam">
<h1>Menu Buttons</h1>
<div class="exampleIntro">
<p>This example demonstrates different ways to create and use a Menu Button.</p>
</div>
<!--BEGIN SOURCE CODE FOR EXAMPLE -->
<script type="text/javascript">
// "contentready" event handler for the "menubuttonsfrommarkup" <fieldset>
YAHOO.util.Event.onContentReady("menubuttonsfrommarkup", function () {
// Create a Button using an existing <input> and <select> element.
// Because the "type" attribute of the <input> element was set to
// "submit" - clicking on any MenuItem in the Button's Menu will
// automatically submit the Button's parent <form>.
var oMenuButton1 = new YAHOO.widget.Button("menubutton1",
{ type: "menu", menu: "menubutton1select" });
// "render" event handler for the Button's Menu
var onMenuRender = function (p_sType, p_aArgs) {
this.addItems([
{ text: "Four", value: 4 },
{ text: "Five", value: 5 }
]);
};
// Add some additional MenuItems to the Button's Menu once it has
// been rendered
oMenuButton1.getMenu().subscribe("render", onMenuRender);
// "submit" event handler for the <form>
var onExampleSubmit = function(p_oEvent) {
var bSubmit =
window.confirm("Are you sure you want to submit the form?");
if(!bSubmit) {
YAHOO.util.Event.preventDefault(p_oEvent);
}
};
// Add a "submit" event handler to the <form> to confirm that
// clicking on one of the MenuItems in the Button's Menu
// submits the <form>.
YAHOO.util.Event.on("button-example-form", "submit", onExampleSubmit);
// Create a Button using an existing <input> and <select> element
var oMenuButton2 = new YAHOO.widget.Button("menubutton2",
{ type: "menu", menu: "menubutton2select" });
// "click" event listener for the second Button's Menu instance
var onMenuClick = function (p_sType, p_aArgs) {
var oEvent = p_aArgs[0], // DOM event
oMenuItem = p_aArgs[1]; // MenuItem instance that was the
// target of the event
if (oMenuItem) {
alert("[MenuItem Properties] text: " +
oMenuItem.cfg.getProperty("text") + ", value: " +
oMenuItem.value);
}
};
// Add a "click" event listener for the Button's Menu
oMenuButton2.getMenu().subscribe("click", onMenuClick);
// Create a Button using an existing <input> element and a
// YAHOO.widget.Overlay instance as its menu
var oMenuButton3 = new YAHOO.widget.Button("menubutton3",
{ type: "menu", menu: "menubutton3menu" });
// "click" event listener for the third Button's
// menu (Overlay instance)
var onOverlayClick = function (p_oEvent) {
alert("You clicked the Button's menu.");
};
// Add a "click" event listener to the Button's menu (Overlay instance)
YAHOO.util.Event.on(oMenuButton3.getMenu().element,
"click", onOverlayClick);
// "show" event listener for the third Button's menu (Overlay instance)
var onOverlayShow = function (p_sType, p_aArgs) {
alert("The Button's menu is now visible.");
};
// Add a listener for the Button's "show" event
oMenuButton3.getMenu().subscribe("show", onOverlayShow);
});
// Search for an element to place the Menu Button into via the
// Event utility's "onContentReady" method
YAHOO.util.Event.onContentReady("menubuttonsfromjavascript", function () {
// Create two Buttons without using existing markup
// Instantiate an Overlay instance
var oOverlay = new YAHOO.widget.Overlay("menubutton4menu",
{ visible: false });
oOverlay.setBody("Menu Button 4 Menu");
// Instantiate a Menu Button
var oMenuButton4 = new YAHOO.widget.Button({ type: "menu",
label: "Menu Button 4",
menu: oOverlay,
container: this });
// "click" event handler for each item in the Button's menu
var onMenuItemClick = function (p_sType, p_aArgs, p_oItem) {
var sText = p_oItem.cfg.getProperty("text");
alert("[MenuItem Properties] text: " + sText + ", value: " +
p_oItem.value);
oMenuButton5.set("label", sText);
};
// Create an array of YAHOO.widget.MenuItem configuration properties
var aMenuButton5Menu = [
{ text: "One", value: 1, onclick: { fn: onMenuItemClick } },
{ text: "Two", value: 2, onclick: { fn: onMenuItemClick } },
{ text: "Three", value: 3, onclick: { fn: onMenuItemClick } }
];
// Instantiate a Menu Button using the array of YAHOO.widget.MenuItem
// configuration properties as the value for the "menu"
// configuration attribute.
var oMenuButton5 = new YAHOO.widget.Button({ type: "menu",
label: "One",
name: "mymenubutton",
menu: aMenuButton5Menu,
container: this });
});
</script>
<form id="button-example-form" name="button-example-form" method="post">
<fieldset id="menubuttons">
<legend>Menu Buttons</legend>
<fieldset id="menubuttonsfrommarkup">
<legend>From Markup</legend>
<input type="submit" id="menubutton1" name="menubutton1_button" value="Menu Button 1">
<select id="menubutton1select" name="menubutton1select">
<option value="0">One</option>
<option value="1">Two</option>
<option value="2">Three</option>
</select>
<input type="button" id="menubutton2" name="menubutton2_button" value="Menu Button 2">
<select id="menubutton2select" name="menubutton2select">
<option value="0">One</option>
<option value="1">Two</option>
<option value="2">Three</option>
</select>
<input type="button" id="menubutton3" name="menubutton3_button" value="Menu Button 3">
<div id="menubutton3menu" class="yui-overlay">
<div class="bd">Menu Button 3 Menu</div>
</div>
</fieldset>
<fieldset id="menubuttonsfromjavascript">
<legend>From JavaScript</legend>
</fieldset>
</fieldset>
</form>
<!--END SOURCE CODE FOR EXAMPLE -->
</body>
</html>
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yui_2.7.0b.zip( 4,431 k)Related examples in the same category