Lotus@ 2009-08-25 14:37 采纳率: 100%
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如何使用 jQuery 生成一个简单的弹出窗口

I am designing a web page. When we click the content of div named mail, how can I show a popup window containing a label email and text box?

转载于:https://stackoverflow.com/questions/1328723/how-to-generate-a-simple-popup-using-jquery

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  • 衫裤跑路 2009-08-25 17:03
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    First the CSS - tweak this however you like:

    a.selected {
      background-color:#1F75CC;
      color:white;
      z-index:100;
    }
    
    .messagepop {
      background-color:#FFFFFF;
      border:1px solid #999999;
      cursor:default;
      display:none;
      margin-top: 15px;
      position:absolute;
      text-align:left;
      width:394px;
      z-index:50;
      padding: 25px 25px 20px;
    }
    
    label {
      display: block;
      margin-bottom: 3px;
      padding-left: 15px;
      text-indent: -15px;
    }
    
    .messagepop p, .messagepop.div {
      border-bottom: 1px solid #EFEFEF;
      margin: 8px 0;
      padding-bottom: 8px;
    }
    

    And the JavaScript:

    function deselect(e) {
      $('.pop').slideFadeToggle(function() {
        e.removeClass('selected');
      });    
    }
    
    $(function() {
      $('#contact').on('click', function() {
        if($(this).hasClass('selected')) {
          deselect($(this));               
        } else {
          $(this).addClass('selected');
          $('.pop').slideFadeToggle();
        }
        return false;
      });
    
      $('.close').on('click', function() {
        deselect($('#contact'));
        return false;
      });
    });
    
    $.fn.slideFadeToggle = function(easing, callback) {
      return this.animate({ opacity: 'toggle', height: 'toggle' }, 'fast', easing, callback);
    };
    

    And finally the html:

    <div class="messagepop pop">
      <form method="post" id="new_message" action="/messages">
        <p><label for="email">Your email or name</label><input type="text" size="30" name="email" id="email" /></p>
        <p><label for="body">Message</label><textarea rows="6" name="body" id="body" cols="35"></textarea></p>
        <p><input type="submit" value="Send Message" name="commit" id="message_submit"/> or <a class="close" href="/">Cancel</a></p>
      </form>
    </div>
    
    <a href="/contact" id="contact">Contact Us</a>
    

    Here is a jsfiddle demo and implementation.

    Depending on the situation you may want to load the popup content via an ajax call. It's best to avoid this if possible as it may give the user a more significant delay before seeing the content. Here couple changes that you'll want to make if you take this approach.

    HTML becomes:

    <div>
        <div class="messagepop pop"></div> 
        <a href="/contact" id="contact">Contact Us</a>
    </div>
    

    And the general idea of the JavaScript becomes:

    $("#contact").on('click', function() {
        if($(this).hasClass("selected")) {
            deselect();               
        } else {
            $(this).addClass("selected");
            $.get(this.href, function(data) {
                $(".pop").html(data).slideFadeToggle(function() { 
                    $("input[type=text]:first").focus();
                });
            }
        }
        return false;
    });
    
    本回答被题主选为最佳回答 , 对您是否有帮助呢?
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