Vendor or User specific Extensions 供应商或用户扩展
This same pattern is applied to any plugins, user extensions (ux) or overrides that are applied to the framework.
同样的模式适用于插件、用户扩展（ux）或者应用于框架的重载。
The first (and most complete) source is the Ext User Extensions and Plug-ins forum on the Sencha website (see Resources).
第一个(也是最完整的)来源是Sencha网站(见参考资料)上的Ext User Extensions和Plug - ins论坛。
User extensions in ext JS usually are in the namespace Ext.ux, so look out for this when trying to find the source code for an extension.
用户在Ext JS中的扩展通常是在名称空间Ext . ux中，因此在您试着寻找一个扩展的源代码时要留意这一点。
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