Titanium Appcelerator - Android and iPhone Application Development Part-2

If you are new in Titanium Appcelerator then check first part clickhere

create new file in main_windos folder name 'mainscreen.js';

put below code in login.js in button click

 loginButton.addEventListener('click',function(e){  
      if(username.value != '' && password.value != ''){  
           //alert("You are login!");  
           if(username.value == 'dhaval' && password.value == 'dhaval'){  
                loSubwin = Titanium.UI.createWindow({  
         url: 'mainscreen.js',  
         title: 'Home',  
         barColor:'#111'  
       });  
       Titanium.UI.currentTab.open(loSubwin,{animated:true});  
           }  
      }else{  
           alert("Please Enter User name & Password!");  
      }  
 });  

put below code in to 'mainscreen.js'

 var win = Titanium.UI.currentWindow;  
 var myCars = new Array();  
 myCars[0] = "Android";  
 myCars[1] = "iPhone";  
 myCars[2] = "Dhaval Sodha Parmar";  
 var comment = new Array();  
 comment[0] = "Google Product...";  
 comment[1] = "Apple Product...";  
 comment[2] = "DJ-Android";  
 var img = new Array();  
 img[0] = "http://im.tech2.in.com/gallery/2012/oct/android_42_251412547482_640x360.jpg";  
 img[1] = "http://images.macworld.com/images/article/2012/09/iphone5_large-294128.jpg";  
 img[2] = "https://lh4.googleusercontent.com/-Xky7Yh54i8c/AAAAAAAAAAI/AAAAAAAAAAA/nvx1glZaRvk/s48-c-k/photo.jpg";  
 //http://im.tech2.in.com/gallery/2012/oct/android_42_251412547482_640x360.jpg  
 //http://images.macworld.com/images/article/2012/09/iphone5_large-294128.jpg  
 //https://lh4.googleusercontent.com/-Xky7Yh54i8c/AAAAAAAAAAI/AAAAAAAAAAA/nvx1glZaRvk/s48-c-k/photo.jpg  
 function loadTweets() {  
      var rowData = [];  
      for (var i = 0; i < myCars.length; i++) {  
           var tweet = myCars[i];  
           // The tweet message  
           var user = comment[i];  
           // The screen name of the user  
           var avatar = img[i];  
           // The profile image  
           var row = Titanium.UI.createTableViewRow({  
                height : 50  
           });  
           // Create the view that will contain the text and avatar  
           var post_view = Titanium.UI.createView({  
                height : 'auto',  
                layout : 'vertical',  
                top : 5,  
                right : 5,  
                bottom : 5,  
                left : 5  
           });  
           // Create image view to hold profile pic  
           var av_image = Titanium.UI.createImageView({  
                url : avatar, // the image for the image view  
                top : 0,  
                left : 0,  
                height : 48,  
                width : 48  
           });  
           post_view.add(av_image);  
           // Create the label to hold the screen name  
           var user_lbl = Titanium.UI.createLabel({  
                text : user,  
                left : 54,  
                width : 120,  
                top : -48,  
                bottom : 2,  
                height : 16,  
                textAlign : 'left',  
                font : {  
                     fontFamily : 'Trebuchet MS',  
                     fontSize : 14,  
                     fontWeight : 'bold'  
                }  
           });  
           post_view.add(user_lbl);  
           // Create the label to hold the tweet message  
           var tweet_lbl = Titanium.UI.createLabel({  
                text : tweet,  
                left : 54,  
                top : 7,  
                bottom : 2,  
                height : 'auto',  
                width : 236,  
                textAlign : 'left',  
                font : {  
                     fontSize : 14  
                }  
           });  
           post_view.add(tweet_lbl);  
           // Add the post view to the row  
           row.add(post_view);  
           // Give each row a class name  
           row.className = "item" + i;  
           // Add row to the rowData array  
           rowData[i] = row;  
      }  
      // Create the table view and set its data source to "rowData" array  
      var tableView = Titanium.UI.createTableView({  
           data : rowData  
      });  
      //Add the table view to the window  
      win.add(tableView);  
 }  
 loadTweets();  

Run this app in to Android & iOS device check output.