Sunday, January 25, 2015

Android Activity Life cycle State Changes  Example 



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package com.example.programmingknowledge.myfirstapp;

import android.support.v7.app.ActionBarActivity;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.EditText;
import android.widget.TextView;
import android.util.Log;

public class MainActivity extends ActionBarActivity {
    private static final String MY_TAG = "the_custom_message";
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        Log.i(MY_TAG,"onCreate");
    }

    @Override
    protected void onStart() {
        super.onStart();
        Log.i(MY_TAG, "onStart");
    }


    @Override
    protected void onResume() {
        super.onResume();
        Log.i(MY_TAG, "onResume");
    }


    @Override
    protected void onPause() {
        super.onPause();
        Log.i(MY_TAG, "onPause");
    }


    @Override
    protected void onStop() {
        super.onStop();
        Log.i(MY_TAG, "onStop");
    }


    @Override
    protected void onRestart() {
        super.onRestart();
        Log.i(MY_TAG, "onRestart");
    }


    @Override
    protected void onDestroy() {
        super.onDestroy();
        Log.i(MY_TAG, "onDestroy");
    }



    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.menu_main, menu);
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // Handle action bar item clicks here. The action bar will
        // automatically handle clicks on the Home/Up button, so long
        // as you specify a parent activity in AndroidManifest.xml.
        int id = item.getItemId();

        //noinspection SimplifiableIfStatement
        if (id == R.id.action_settings) {
            return true;
        }

        return super.onOptionsItemSelected(item);
    }
}















ANDROID ACTIVITY LIFE CYCLE http://developer.android.com/reference/android/app/Activity.html#ActivityLifecycle



Managing the Activity Lifecycle
Starting an Activity | Android Developers
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Extra Tags : Android,  programming, tutorial, beginners , develop, ,mobile phone, Environment Setup, Application Components, Activity Lifecycle, Service Lifecycle, Application Architecture, Publishing Application, Debugging  Applications, Hadnling Events, Layouts, User Interface Controls, Styles and Themes,  Handling Rotation, data storage, managing media, Send Email, Send SMS, Phone Calls

10 comments:

  1. This comment has been removed by the author.

    ReplyDelete
  2. Thank You so much for providing such good videos on android development.It will really help for those who didn't know anything about it.
    Once again thank you so much......!

    ReplyDelete
  3. HI friends, Please Install my first app and please give 5 star rating:)

    https://play.google.com/store/apps/details?id=com.daappz.programming.quest

    ReplyDelete
  4. sir ADB is rejecting shell command... what does it mean??
    how can i solve this problem

    ReplyDelete
  5. in my case when i press ctrl and click the "ActionBarActivity" it shows this

    package android.support.v7.app;
    /** * @deprecated Use {@link android.support.v7.app.AppCompatActivity} instead.
    */
    @Deprecated public class ActionBarActivity extends AppCompatActivity { }

    what do i do??? please help me sir.....

    ReplyDelete