Get Item element text and use it as title in the next page

cat.js

var scrollView = new scrollViewModule.ScrollView();
var myItems = [
	{ name: "Different Item One" },
	{ name: "Different Item Two" }
];

var bindingContext;


exports.loaded = function(args) {
	var page = args.object;
	bindingContext = page.navigationContext;
	console.log('bindingContext');
	console.dir(bindingContext);
	var topmost = frameModule.topmost().navigatingTo;
	console.log('topmost');
	console.log(topmost);
	// console.log('bindingContextACAAA');
	// var title = bindingContext.title;
	// console.log(title);

  page.bindingContext = { bindingContext,scrollView,myItems:myItems };

};

cat.xml

<page loaded="loaded" xmlns="http://schemas.nativescript.org/tns.xsd">
<Page.actionBar>
		<ActionBar title="{{ bindingContext.title }}">
        	<ActionBar.titleView>
        		<GridLayout>        
        			<Label text="{{ bindingContext.title }}" horizontalAlignment="center" />
        		</GridLayout>
        	</ActionBar.titleView> 
        </ActionBar>
	</Page.actionBar>
	</page>

home.js

var Observable = require('data/observable');
var bindingContext = new Observable.Observable({
    title: 'Home'
});

exports.loaded = function(args) {
	var page = args.object;

	page.bindingContext = bindingContext;


};

function itemTap(args) {
    var item = args.view.bindingContext;
    var topmost = frameModule.topmost();
    // console.dir(args);
    console.dir(item);
    bindingContext.title = 'Item One';
    // console.dir(item);
    // console.log(topmost);
    topmost.navigate({
        moduleName: 'views/categories/categories',
        context: item
    });
}
exports.itemTap = itemTap;

home.xml

<page loaded="loaded" xmlns="http://schemas.nativescript.org/tns.xsd">
<StackLayout class="buttonBox" tap="itemTap">
	<Label class="iconSym" text="&#x260e;" />
	<Label class="" text="Nav Item One" />
</StackLayout>
<StackLayout class="buttonBox" tap="itemTap">
	<Label class="iconSym" text="&#x260e;"/>
	<Label class="" text="Nav Item Two"/>
</StackLayout>
</page>