Вот рабочий пример того, что вы хотите с контроллером Fiddle
app.js
Ext.application({
name: 'Test',
requires: ['Test.view.Main', 'Test.view.MyForm'],
mainView: 'Test.view.Main',
launch: function () {}
});
app / view / Main.js
Ext.define('Test.view.Main', {
extend: 'Ext.container.Viewport',
title: 'main',
xtype: 'main',
requires:['Test.view.MainController'],
controller:'mainController',
width: 600,
height: 400,
layout: 'border',
items: [{
region: 'north',
height: 100,
items: [{
xtype: 'button',
text: 'Open Form in pop up window',
handler: 'onOpenForm'
}, {}, {
xtype: 'button',
text: 'Open Form View Port Center Region',
handler: 'onOpenFormInPanel'
}]
}, {
region: 'center',
id: 'mycenter',
title: 'Center Region',
items: [{
html: ''
}]
}]
})
app / view / MainController.js
Ext.define('Test.view.MainController', {
extend: 'Ext.app.ViewController',
alias: 'controller.mainController',
onOpenFormInPanel: function () {
let myForm = Ext.create('Test.view.MyForm')
this.getView().items.getAt(1).add(myForm);
},
onOpenForm: function () {
Ext.create('Ext.window.Window', {
title: 'Popup',
width: 400,
height: 100,
autoShow: true,
items: {
xtype: 'myForm'
}
})
}
});
app / view / MyForm.js
Ext.define('Test.view.MyForm', {
extend: 'Ext.form.Panel',
xtype: 'myForm',
width: 400,
height: 200,
items: [{
xtype: 'textfield',
name: 'mtfield',
fieldLabel: 'TextField'
}]
})