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This was in a case where the data needed to be displayed in a tab for each category, so tab A had grid A, tab B […]

This was a little confusing to figure out because doing this is very different in the various versions of Ext JS. In this example there is […]

First you need to get the DOM element of the iFrame,  so assuming you have an iframe like ths following: var panel = Ext.create('Ext.form.Panel', { title: […]

I couldn’t actually find an example of how to do this in any of the documentation, forums, or the rest of the internet so I resorted […]

This ended up being pretty tricky. As it turns out you can use the html width attribute for the iFrame tag to set its width to […]

The following should be specified above the Ext.application declaration in app.js: Ext.Loader.setConfig({enabled:true}); Ext.require([             'Ext.data.Store',             'Ext.data.StoreManager',             'Ext.data.HasManyAssociation',             'Ext.data.BelongsToAssociation',             'Ext.container.Viewport',             'Ext.grid.*',             'Ext.util.*',             'Ext.state.*',             'Ext.form.*'         ]);   Ext.application({    name: […]