[jQuery] $.cssHooks

jQuery
[jQuery] $.cssHooks

힘없는염소 2014. 12. 19. 16:09
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<!DOCTYPE html>
<html lang="ko">
<head>
    <meta charset="utf-8">
    <style>
        #target {
            width:50px; 
            height:50px; 
            border: 1px solid #000;
        }
    </style>
    <script src="js/jquery.js"></script>
</head>
<body>
    <button>클릭</button>
    <div id="target"></div>
    <script>
            
        // $.cssHooks은 특정 CSS값을 설정하기 위해 함수로 정의하는 방법을 제공한다.
 
        // jquery css설정시 foo값일때 후킹된다.  
        $.cssHooks.foo = {
            get: function(elm, computed){  
                console.log(elm);
                console.log(computed);
                return $(elm).css('background-color');
            },
            set: function(elm, value){
                console.log(elm);
                console.log(value); // 후킹된값 yellow               
                return $(elm).css('background-color', 'red'); // red로 셋팅
            }
        };
 
        $('button').click(function(){
            //임의의foo css 일때
            $('#target').css('foo');  // get
            $('#target').css('foo', 'yellow');  // set  // yellow로 셋팅하였지만 후킹되어 배경색이 red로 바뀜
        });
 
    </script>
</body>
</html>
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