You can store a reference to the original val function, then override it and do your processing, and later invoke it with call, to use the right context: (function ($) { var originalVal = $.fn.val; $.fn.val = function(value) { if (typeof value != ‘undefined’) { // setter invoked, do processing } return originalVal.call(this, value); }; … Read more
When you filter elements with a selector ($(‘.myclass’)), it can match more than only one element. With each, you iterate over all matched elements and your code is applied to all of them.
How about: var __picker = $.fn.datepicker; $.fn.datepicker = function(options) { __picker.apply(this, [options]); var $self = this; if (options && options.trigger) { $(options.trigger).bind(“click”, function () { $self.datepicker(“show”); }); } } Usage: $(“#date”).datepicker({ trigger: “#button” }); $(“#date2”).datepicker({ trigger: “#button2” }); Example: http://jsfiddle.net/gduhm/ Or, less intrusively with your own jQuery plugin: $.widget(“ui.datepicker2”, { _init: function() { var $el … Read more
a good starting pattern looks like: (function($){ $.fn.yourplugin = function() { }; }(jQuery));
It is an interesting feature of Excel about which you wrote in your question. I haven’t known about this before. What you need is to implement a custom formater function. In general is is very easy. You should write a small function which display the cell contain based on the value (text over the color … Read more
The trick is to use the callbacks. You make one ajax call and on its success callback you make the next one. To do this just add them all to a queue and have a wrapper around it that sends them one by one. I wrote one a few days ago. I’ll show you an … Read more
I’m not sure you need a plugin to deal with this: $(document).ready(function() { $(“#image”).change(function() { var src = $(this).val(); $(“#imagePreview”).html(src ? “<img src=”” + src + “”>” : “”); }); });
There are some misunderstandings. If you use datatype: local then you have to fill jqGrid yourself with methods like addRowData or set the data in once with data parameter (for jqGrid version 3.7 and higher). So the usage of datatype: local follows to jqGrid don’t load any data itself and your datatype: processrequest parameter will … Read more
Thanks for everyone’s suggestions, but I finally found something on my own that does exactly what I was looking for. I’m adding it as an answer for anyone else who needs something similar. The Solution Using the code and sample XHTML here you can extend the JQuery Accordion plug-in to have multiple panels open at … Read more
If you actually want a preview of the live page, you’ll have to use an iframe. If you just want an image preview, Fulvio’s suggestion will work, but won’t show a “live” preview (i.e., no animations that you would normally see, if the user is logged in to a page, you will only see the … Read more