Download pdf file and show webView.

app.ja

var win = Titanium.UI.createWindow({
	title : "Download",
	layout : 'vertical'
});

ind = Titanium.UI.createProgressBar({
	width : 200,
	height : 50,
	min : 0,
	max : 1,
	value : 0,
	top : 10,
	message : 'Downloading File',
	font : {
		fontSize : 12,
		fontWeight : 'bold'
	},
	color : '#888'
});

Ti.Platform.name === 'iPhone' && (ind.style = Titanium.UI.iPhone.ProgressBarStyle.PLAIN);

win.add(ind);
ind.show();

var b1 = Titanium.UI.createButton({
	title : 'Set Web View (url)',
	height : 40,
	width : 200,
	top : 20
});
win.add(b1);

b1.addEventListener('click', function() {
	ind.value = 0;
	var filename = 'test.pdf';
	c = Titanium.Network.createHTTPClient();
	c.setTimeout(10000);

	c.onload = function() {
		Ti.API.info('IN ONLOAD ');
		ind.value = 1.0;
		var f = Titanium.Filesystem.getFile(Titanium.Filesystem.applicationDataDirectory, filename);
		f.write(this.responseData);

		Ti.API.info("path:" + f.nativePath);

		var wv = Ti.UI.createWebView({
			url : f.nativePath,
			bottom : 0,
			left : 0,
			right : 0,
			top : 20
		});
		win.add(wv);
	};
	c.ondatastream = function(e) {
		ind.value = e.progress;
		Ti.API.info('ONDATASTREAM1 - PROGRESS: ' + e.progress);
	};
	c.onerror = function(e) {
		Ti.API.info('XHR Error ' + e.error);
	};

	c.open('GET', 'http://www.appcelerator.com/assets/The_iPad_App_Wave.pdf');
//	c.file = Titanium.Filesystem.getFile(Titanium.Filesystem.applicationDataDirectory, filename);

	// send the data
	c.send();

});

win.open();