1  /* Copyright 2009 the Melange authors.

     2  *

     3  * Licensed under the Apache License, Version 2.0 (the "License");

     4  * you may not use this file except in compliance with the License.

     5  * You may obtain a copy of the License at

     6  *

     7  *   http://www.apache.org/licenses/LICENSE-2.0

     8  *

     9  * Unless required by applicable law or agreed to in writing, software

    10  * distributed under the License is distributed on an "AS IS" BASIS,

    11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

    12  * See the License for the specific language governing permissions and

    13  * limitations under the License.

    14  */

    15 

    16 /*

    17 *

    18 * @author <a href="mailto:ajaksu@gmail.com">Daniel Diniz</a>

    19 * @author <a href="mailto:jamesalexanderlevy@gmail.com">James Levy</a>

    20 */

    21 

    22 (function ($) {

    23 

    24   var map = [];

    25 

    26   $.preserveDefaultText = {

    27 

    28     ShowAll: function () {

    29       for (var i = 0; i < map.length; i = i + 1) {

    30         if (map[i].obj.val() === "") {

    31           map[i].obj.val(map[i].text);

    32           map[i].obj.css("color", map[i].WatermarkColor);

    33         }

    34         else {

    35           map[i].obj.css("color", map[i].DefaultColor);

    36         }

    37       }

    38     },

    39 

    40     HideAll: function () {

    41       for (var i = 0; i < map.length; i = i + 1) {

    42         if (map[i].obj.val() === map[i].text) {

    43           map[i].obj.val("");

    44         }

    45       }

    46     }

    47   };

    48 

    49   $.fn.preserveDefaultText = function (text, color) {

    50 

    51     if (!color) {

    52       color = "#aaa";

    53     }

    54 

    55     return this.each(

    56       function () {

    57         var input = $(this);

    58         var defaultColor = input.css("color");

    59 

    60         map[map.length] = {

    61           text: text,

    62           obj: input,

    63           DefaultColor: defaultColor,

    64           WatermarkColor: color

    65         };

    66 

    67         function clearMessage() {

    68           if (input.val() === text) {

    69             input.val("");

    70           }

    71           input.css("color", defaultColor);

    72         }

    73 

    74         function insertMessage() {

    75           if (input.val().length === 0 || input.val() === text) {

    76             input.val(text);

    77             input.css("color", color);

    78           }

    79           else {

    80             input.css("color", defaultColor);

    81           }

    82         }

    83 

    84         input.focus(clearMessage);

    85         input.blur(insertMessage);

    86         input.change(insertMessage);

    87 

    88         insertMessage();

    89       });

    90   };

    91 }(jQuery));