NativeScript/apps/automated/src/xml-declaration/mainPage.ts

import * as observable from '@nativescript/core/data/observable';
import * as view from '@nativescript/core/ui/core/view';
import * as label from '@nativescript/core/ui/label';
import * as pages from '@nativescript/core/ui/page';
import * as http from '@nativescript/core/http';

var obj = new observable.Observable();
obj.set('id', 0);
obj.set('text', 'Button with event binding');
obj.set('myFunction', (args: observable.EventData) => {
	console.log('Button with event binding: ' + args.object);
});

//obj.set("someItems", [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15])
obj.set('someItems', ['One', 'Two', 'Three', 'Four', 'Five', 'Six', 'Seven']);

var subObj = new observable.Observable();
subObj.set('subId', 0);

obj.set('subObj', subObj);

var count = 0;
export function buttonTap(args: observable.EventData) {
	count++;

	obj.set('id', obj.get('id') + 1);

	subObj.set('subId', subObj.get('subId') + 1);

	var parent = (<view.View>args.object).parent;
	if (parent) {
		var lbl = parent.getViewById<label.Label>('Label1');
		if (lbl) {
			lbl.text = 'You clicked ' + count + ' times!';
		}
	}

	http.getString('http://it-ebooks-api.info/v1/book/1615005640').then((r) => {
		console.log('R: ' + r);
	});

	http.getString('http://www.telerik.com').then((r) => {
		console.log('R: ' + r);
	});
}

export function MyPageLoaded(args: observable.EventData) {
	console.log('Page is loaded!');
	var page = <pages.Page>args.object;

	page.bindingContext = obj;
}

export function setPicture(args: observable.EventData) {
	//
}