Synnefo » Pithos Android Client

/**

 * 

 */

package com.rackspacecloud.android;

import java.util.Calendar;

import android.app.Dialog;

import android.app.TabActivity;

import android.content.Context;

import android.content.Intent;

import android.os.Bundle;

import android.view.View;

import android.view.View.OnClickListener;

import android.widget.Button;

import android.widget.EditText;

import android.widget.TabHost;

import android.widget.Toast;

import com.rackspace.cloud.android.R;

/**

 * @author Mike Mayo - mike.mayo@rackspace.com - twitter.com/greenisus

 *

 */

public class TabViewActivity extends TabActivity {

        protected AndroidCloudApplication app;

        private final int PASSWORD_PROMPT = 123;

        private boolean loggedIn;

        @Override

        public void onCreate(Bundle savedInstanceState) {

                super.onCreate(savedInstanceState);

                TabHost tabs = getTabHost();

                TabHost.TabSpec spec = tabs.newTabSpec("tab1");                

                spec.setContent(new Intent(this, ListServersActivity.class));

                spec.setIndicator("Cloud Servers", getResources().getDrawable(R.drawable.cloudservers_icon));

                tabs.addTab(spec);

                spec = tabs.newTabSpec("tab2");

                spec.setContent(new Intent(this, ListContainerActivity.class));

                spec.setIndicator("Cloud Files", getResources().getDrawable(R.drawable.cloudfiles));

                tabs.addTab(spec);

                spec = tabs.newTabSpec("tab3");

                spec.setContent(new Intent(this, ListLoadBalancersActivity.class));

                spec.setIndicator("Load Balancers", getResources().getDrawable(R.drawable.load_balancers_icon));

                tabs.addTab(spec);

        }

        @Override

        protected void onPause(){

                super.onPause();

                Calendar cal = Calendar.getInstance();

                AndroidCloudApplication.lastPause = cal.getTimeInMillis();

        }

        @Override

        protected void onResume(){

                super.onResume();

                Calendar cal = Calendar.getInstance();

                long curTime = cal.getTimeInMillis();

                if(curTime - AndroidCloudApplication.lastPause > 5000){

                        verifyPassword();

                }

        }

        /*

         * if the application is password protected,

         * the user must provide the password before

         * gaining access

         */

        private void verifyPassword(){

                PasswordManager pwManager = new PasswordManager(getSharedPreferences(

                                Preferences.SHARED_PREFERENCES_NAME, MODE_PRIVATE));

                if(pwManager.hasPassword() && !loggedIn){

                        createCustomDialog(PASSWORD_PROMPT);

                }

        }

        private boolean rightPassword(String password){

                PasswordManager pwManager = new PasswordManager(getSharedPreferences(

                                Preferences.SHARED_PREFERENCES_NAME, MODE_PRIVATE));

                return pwManager.verifyEnteredPassword(password);

        }

        /*

         * forces the user to enter a correct password

         * before they gain access to application data

         */

        private void createCustomDialog(int id) {

                final Dialog dialog = new Dialog(TabViewActivity.this);

                switch (id) {

                case PASSWORD_PROMPT:

                        dialog.setContentView(R.layout.passworddialog);

                        dialog.setTitle("Enter your password:");

                        dialog.setCancelable(false);

                        Button button = (Button) dialog.findViewById(R.id.submit_password);

                        button.setOnClickListener(new OnClickListener() {

                                public void onClick(View v){

                                        EditText passwordText = ((EditText)dialog.findViewById(R.id.submit_password_text));

                                        if(!rightPassword(passwordText.getText().toString())){

                                                passwordText.setText("");

                                                showToast("Password was incorrect.");

                                                loggedIn = false;

                                        }

                                        else{

                                                dialog.dismiss();

                                                loggedIn = true;

                                        }

                                }

                        });

                        dialog.show();

                }

        }

        protected void showToast(String message) {

                Context context = getApplicationContext();

                int duration = Toast.LENGTH_SHORT;

                Toast toast = Toast.makeText(context, message, duration);

                toast.show();

        }

}