实现类似facebook无刷新ajax更新

实现类似facebook无刷新ajax更新

  

复制代码 代码如下:

  <script type="text/javascript">

  $(document).ready(function()

  {

  $('.edit_link').click(function()

  {

  $('.text_wrapper').hide();

  var data=$('.text_wrapper').html();

  $('.edit').show();

  $('.editbox').html(data);

  $('.editbox').focus();

  });

  $(".editbox").mouseup(function()

  {

  return false

  });

  $(".editbox").change(function()

  {

  $('.edit').hide();

  var boxval = $(".editbox").val();

  var dataString = 'data='+ boxval;

  $.ajax({

  type: "POST",

  url: "update_profile_ajax.php",

  data: dataString,

  cache: false,

  success: function(html)

  {

  $('.text_wrapper').html(boxval);

  $('.text_wrapper').show();

  }

  });

  });

  $(document).mouseup(function()

  {

  $('.edit').hide();

  $('.text_wrapper').show();

  });

  });

  </script>

  <style type="text/css">

  body

  {

  font-family:Arial, Helvetica, sans-serif;

  font-size:12px;

  }

  .mainbox

  {

  width:250px;

  margin:50px;

  }

  .text_wrapper

  {

  border:solid 1px #0099CC;

  padding:5px;

  width:187px;

  }

  .edit_link

  {

  float:right

  }

  .editbox

  {

  overflow: hidden; height: 61px;border:solid 1px #0099CC; width:190px; font-size:12px;font-family:Arial, Helvetica, sans-serif; padding:5px

  }

  </style>

  <div class="mainbox">

  <a href="#" class="edit_link" title="Edit">Edit</a>

  <?php

  include("db.php");

  $sql=mysql_query("select email from users where user_id='1'");

  $row=mysql_fetch_array($sql);

  $profile=$row['email'];

  ?>

  <div class="text_wrapper" style=""><?php echo $profile; ?></div>

  <div class="edit" style="display:none"><textarea class="editbox" cols="23" rows="3" name="profile_box"></textarea></div>

  </div>

  update_profile_ajax.php

  

复制代码 代码如下:

  <?php

  if($_POST['data'])

  {

  $data=$_POST['data'];

  $data = mysql_escape_String($data);

  $sql = "update users set email='$data' where user_id='1'";

  mysql_query( $sql);

  }

  ?>