Some controls, by their very nature, have their own additional AJAX options and capabilities. Data Stores (used by many data bound components such as GridPanels, Charts, and ComboBoxes) as well as TreePanels (that can load nodes dynamically) warrant their own chapters so AJAX options for them will be covered there. Here we will look at some loading options that are supported by Panels.
AbstractComponent
, the base class for all Ext.NET components has a feature named Loaders (known as AutoLoad
in previous versions), which can load in content from another URL or DirectMethod. It can be merged into the current page, or be
presented in isolation by loading it inside an HTML iframe
.
Loading inside an iframe
has the drawback of loading an entire page, as it is not AJAX. If that page is on your own server that you control, then it is not always optimal because using an iframe
can be quite expensive because the browser is managing...