JavaScript Tutorial/Dojo toolkit/connect
Содержание
Add event to a button with dojo.connect
<html>
<head>
<link rel="StyleSheet" type="text/css"
href="js/dojo/dijit/themes/tundra/tundra.css">
<script type="text/javascript">
var djConfig = {
baseScriptUri : "js/dojo/",
parseOnLoad : true
};
</script>
<script type="text/javascript" src="js/dojo/dojo/dojo.js"></script>
<script>
dojo.require("dojo.parser");
dojo.require("dijit.form.Button");
dojo.addOnLoad(function( ) {
dojo.connect(dojo.byId("foo"), "onclick", function(evt) {
alert("connect fired for DOM Node onclick");
});
dojo.connect(dijit.byId("foo"), "onClick", function(evt) {
alert("connect fired for dijit onClick");
});
});
</script>
</head>
<body class="tundra">
<button id="foo" dojoType="dijit.form.Button" onclick="foo">click me
<script type="dojo/method" event="onClick" args="evt">
alert("Button fired onClick");
</script>
</button>
</body>
</html>
Add event to a tag with dojo.connect
<html>
<head>
<link rel="StyleSheet" type="text/css"
href="js/dojo/dijit/themes/tundra/tundra.css">
<script type="text/javascript">
var djConfig = {
baseScriptUri : "js/dojo/",
parseOnLoad : true
};
</script>
<script type="text/javascript" src="js/dojo/dojo/dojo.js"></script>
<script>
dojo.require("dojo.parser");
dojo.require("dijit.form.Button");
dojo.addOnLoad(function( ) {
dojo.connect(dojo.byId("foo"), "onclick", function(evt) {
alert("connect fired for DOM Node onclick");
});
dojo.connect(dijit.byId("foo"), "onClick", function(evt) {
alert("connect fired for dijit onClick");
});
});
</script>
</head>
<body class="tundra">
<button id="foo" dojoType="dijit.form.Button" onclick="foo">click me
<script type="dojo/method" event="onClick" args="evt">
alert("Button fired onClick");
</script>
</button>
</body>
</html>
Connect animation
<html>
<head>
<title>Dojo example</title>
<script type="text/javascript">
var djConfig = {
baseScriptUri : "js/dojo/",
parseOnLoad : true
};
</script>
<script type="text/javascript" src="js/dojo/dojo/dojo.js"></script>
<script>
dojo.addOnLoad(function(){
dojo.query("#showMe").onclick(function(e){
var node = e.target;
var a = dojo.anim(node, {
backgroundColor: "#ff0",
color: "#00f"
}, 1000);
dojo.connect(a, "onEnd", function(){
dojo.anim(node, { color: "#0ff" }, null, null, function(){
node.innerHTML = "Alert!";
dojo.anim(node, { color: "red" });
});
});
});
});
</script>
<body>
<div id="showMe">
click me
</div>
</body>
</html>
Connect two animations
<html>
<head>
<link rel="StyleSheet" type="text/css"
href="js/dojo/dijit/themes/tundra/tundra.css">
<script type="text/javascript">
var djConfig = {
baseScriptUri : "js/dojo/",
parseOnLoad : true
};
</script>
<script type="text/javascript" src="js/dojo/dojo/dojo.js"></script>
<script>
dojo.require("dojo.fx");
dojo.addOnLoad(function( ) {
var box = dojo.byId("box");
dojo.connect(box, "onclick", function(evt) {
var a1 = dojo.fx.slideTo({
node:box,
top : "150",
left : "300"
});
var a2 = dojo.fadeOut({
node:box
});
dojo.fx.rubine([a1,a2]).play( );
});
});
</script>
</head>
<body class="tundra">
<div id="box" style="background : red;height:400px">click</div>
</body>
</html>
Connect two functions together
<html>
<head>
<script type="text/javascript">
var djConfig = {
baseScriptUri : "js/dojo/"
};
</script>
<script type="text/javascript" src="js/dojo/dojo/dojo.js"></script>
</head>
<body>
<script>
function MyClass() {
this.sayHello = function(inName) {
alert("old: " + inName);
}
}
function interceptor(inName) {
document.write("new: " + inName);
}
var myObject = new MyClass();
dojo.connect(myObject, "sayHello", null, interceptor);
myObject.sayHello("A");
</script>
</body>
</html>