jQuery模擬支付寶密碼輸入效果程式碼例項

admin發表於2017-04-15
jQuery密碼

用過支付寶的朋友應該都能注意到支付寶密碼輸入效果。

當然不同的時期輸入效果會有所不同，下面就分享一個模擬實現密碼輸入效果。

程式碼例項如下:

[HTML] 純文字檢視 複製程式碼
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<meta name="author" content="http://www.softwhy.com/" />
<title>螞蟻部落</title>
<style>
.alieditContainer {
  position: relative;
}
.alieditContainer .i-text {
  position: absolute;
  color: #fff;
  opacity: 0.2;
  width: 306px;
  height: 48px;
  font-size: 12px;
  left: 0;
  /*取消禁用選擇頁面元素*/
  -webkit-user-select: initial; 
  z-index: 9;
  padding: 0;
  border: 0;
}
.alieditContainer .sixDigitPassword {
  width: 306px;
  height: 22px;
  cursor: text;
  background: #fff;
  outline: none;
  position: relative;
  padding: 13px 0;
  border: 1px solid #ddd;
  border-radius: 5px;
}
.alieditContainer .sixDigitPassword i {
  width: 50px;
  height: 16px;
  float: left;
  display: block;
  padding: 4px 0;
  border-left: 1px solid #cccccc;
}
.alieditContainer .sixDigitPassword i:first-child {
  border-left: 0;
}
.alieditContainer .sixDigitPassword i.active {
  background-image: url("demo/jQuery/img/XX.gif");
  background-repeat: no-repeat;
  background-position: center center;
}
.alieditContainer .sixDigitPassword b {
  display: block;
  margin: 5px auto 4px auto;
  width: 7px;
  height: 7px;
  overflow: hidden;
  display: none; /*visibility:hidden;*/
  background: #000;
  border-radius: 100%;
}
.alieditContainer .sixDigitPassword .guangbiao {
  width: 50px;
  height: 48px;
  position: absolute;
  display: block;
  left: 0px;
  top: -1px;
  border: 1px solid rgba(82, 168, 236, .8);
  border: 1px solid #00ffff\9;
  border-radius: 5px;
  visibility: visible;
  -webkit-box-shadow: inset 0px 2px 2px rgba(0, 0, 0, 0.75), 0 0 8px rgba(82, 168, 236, 0.6);
  box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075), 0 0 8px rgba(82, 168, 236, 0.6);
}
</style>
<script src="http://libs.baidu.com/jquery/2.0.0/jquery.min.js"></script>
<script>
$(window).ready(function() {
  $(".i-text").keyup(function(){
    var inp_v = $(this).val();
    var inp_l = inp_v.length;
 
    for( var x = 0; x<=6; x++){
      $("p").html( inp_l );//測試
 
      $(".sixDigitPassword").find("i").eq( inp_l ).addClass("active").siblings("i").removeClass("active");
      $(".sixDigitPassword").find("i").eq( inp_l ).prevAll("i").find("b").css({"display":"block"});
      $(".sixDigitPassword").find("i").eq( inp_l - 1 ).nextAll("i").find("b").css({"display":"none"});
 
      $(".guangbiao").css({"left":inp_l * 51});//游標位置
      if( inp_l == 0){
        $(".sixDigitPassword").find("i").eq( 0 ).addClass("active").siblings("i").removeClass("active");
        $(".sixDigitPassword").find("b").css({"display":"none"});
        $(".guangbiao").css({"left":0});
      }else if( inp_l == 6){
        $(".sixDigitPassword").find("b").css({"display":"block"});
        $(".sixDigitPassword").find("i").eq(5).addClass("active").siblings("i").removeClass("active");
        $(".guangbiao").css({"left":5 * 51});
      }
    }
  });
});
</script>
</head>
<body>
<div class="alieditContainer" id="payPassword_container">
  <input  maxlength="6" tabindex="1" id="payPassword_rsainput" class="ui-input i-text" type="password">
  <div class="sixDigitPassword" tabindex="0">
    <i class="active"><b></b></i>
    <i><b></b></i>
    <i><b></b></i>
    <i><b></b></i>
    <i><b></b></i>
    <i><b></b></i>
    <span class="guangbiao" style="left:0px;"></span>
  </div>
</div>
<p></p>
</body>
</html>

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