var html = `
<html>
<head>
<script src='file:///android_asset/app.js'></script>
</head>
<script>
var source = "html";
function btn_OnTouch()
{
app.Execute( "app.Alert( 'source: " + source + "\\\\ntarget: ' + source );" );
}
</script>
<body style="text-align: center;">
<input type="button" onclick="btn_OnTouch()" value="Click me!"></button>
</body>
</html>`;
var source = "app";
function OnStart()
{
lay = app.CreateLayout( "linear", "fillxy,vcenter" );
web = app.CreateWebView( .5, .2 );
web.LoadHtml( html );
lay.AddChild( web );
btn = app.CreateButton("call myFunction", .4, .1);
btn.SetOnTouch(btn_OnTouch);
lay.AddChild(btn);
app.AddLayout( lay );
}
function btn_OnTouch()
{
app.Execute( "app.Alert( 'source: " + source + "\\ntarget: ' + source );" );
}