Plugin
- 授权协议: 未知
- 开发语言:
- 操作系统: 未知
- 软件首页: http://plugins.jquery.com/project/Plugin
软件介绍
A jQuery plugin to lazy load other plugins. Small and easy to use.
To register a plugin:
var plugin = $.plugin.register( url_of_the_file, names_to_register, settings );
or
var plugin = new $.plugin( url_of_the_file, names_to_register, settings );
names_to_register is a hash in this form:
{
$:'foo',
fn:['foo','bar']
}
That means the plugin will register(once loaded): $.foo, $.fn.foo and $.fn.bar.
For now, you can only register to those 2 namespaces. You can use 1 string or an array of names.
settings is an optional hash with these options:
{
cache:boolean, //default is true, use false to avoid caching
id:'some_name', //an id for the script, only necessary if another requires it
require:[ 'some_name', 'some_other_name' ], //ids of the plugins required
sync:boolean //must be loaded sync ? false by default, use it if the call modifies the 'this'
}
Once a call to the plugin is done, the plugin will be loaded, that call will be taken into account and you can even use chaining with this fake call. so $('a').foo().bar() will work perfectly.
The plugin objects have methods( queue, add, check, load, preload, etc ) will explain them soon(sorry).
One useful data stored in the object is plugin.url, which contains the src of the plugin.
You can use bind/unbind/trigger on the plugin objects, and $.plugin itself for global calls.
When a plugin starts loading, the event 'loading' is triggered, it receives the plugin object as 2nd argument.
When finally loaded, the event 'loaded' is triggered.
Example
//registers $.scrollTo and $.fn.scrollTo
$.plugin.register('scrollTo.js',{$:'scrollTo', fn:'scrollTo'},{ id:'ST'});
//registers $.localScroll and $.fn.localScroll, needs ScrollTo first
$.plugin.register('localScroll.js', {$:'localScroll', fn:'localScroll'},{require:'ST'});And that's it, you can safely call scrollTo or LocalScroll whenever you want, and then, and only then, the plugin will be requested.
Known issues:
-Remote scripts cannot be sync (jQuery limitation).
-Mixing remote and local plugins in a chain seems to cause problems sometimes.
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