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| ==MainActivity.java==
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| package com.example.sairamkrishna.myapplication;
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| import android.content.Context;
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| import android.content.Intent;
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| import android.support.v7.app.ActionBarActivity;
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| import android.os.Bundle;
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|
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| import android.view.KeyEvent;
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| import android.view.Menu;
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| import android.view.MenuItem;
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| import android.view.View;
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| import android.widget.AdapterView;
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| import android.widget.ArrayAdapter;
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| import android.widget.AdapterView.OnItemClickListener;
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| import android.widget.ListView;
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|
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| import java.util.ArrayList;
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| import java.util.List;
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|
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| public class MainActivity extends ActionBarActivity {
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| public final static String EXTRA_MESSAGE = "MESSAGE";
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| private ListView obj;
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| DBHelper mydb;
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| @Override
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| protected void onCreate(Bundle savedInstanceState) {
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| super.onCreate(savedInstanceState);
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| setContentView(R.layout.activity_main);
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|
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| mydb = new DBHelper(this);
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| ArrayList array_list = mydb.getAllCotacts();
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| ArrayAdapter arrayAdapter=new ArrayAdapter(this,android.R.layout.simple_list_item_1, array_list);
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| obj = (ListView)findViewById(R.id.listView1);
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| obj.setAdapter(arrayAdapter);
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| obj.setOnItemClickListener(new OnItemClickListener(){
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| @Override
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| public void onItemClick(AdapterView<?> arg0, View arg1, int arg2,long arg3) {
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| // TODO Auto-generated method stub
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| int id_To_Search = arg2 + 1;
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| Bundle dataBundle = new Bundle();
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| dataBundle.putInt("id", id_To_Search);
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| Intent intent = new Intent(getApplicationContext(),DisplayContact.class);
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| intent.putExtras(dataBundle);
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| startActivity(intent);
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| }
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| });
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| }
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| @Override
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| public boolean onCreateOptionsMenu(Menu menu) {
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| // Inflate the menu; this adds items to the action bar if it is present.
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| getMenuInflater().inflate(R.menu.menu_main, menu);
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| return true;
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| }
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| @Override
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| public boolean onOptionsItemSelected(MenuItem item){
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| super.onOptionsItemSelected(item);
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|
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| switch(item.getItemId()) {
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| case R.id.item1:Bundle dataBundle = new Bundle();
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| dataBundle.putInt("id", 0);
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| Intent intent = new Intent(getApplicationContext(),DisplayContact.class);
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| intent.putExtras(dataBundle);
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| startActivity(intent);
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| return true;
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| default:
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| return super.onOptionsItemSelected(item);
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| }
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| }
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| public boolean onKeyDown(int keycode, KeyEvent event) {
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| if (keycode == KeyEvent.KEYCODE_BACK) {
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| moveTaskToBack(true);
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| }
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| return super.onKeyDown(keycode, event);
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| }
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| }
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| | ==Referensi== |
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| ==Referensi==
| | * https://github.com/hasancse91/Android-SQLite-Tutorial |
| | | * https://medium.com/@dimasvm/tutorial-android-penggunaan-sqlite-sebagai-database-lokal-c206db29571d '''NOT''' Recommended |
| * https://www.tutorialspoint.com/android/android_sqlite_database.htm | | * https://medium.com/@anujguptawork/note-making-application-using-sqlite-vs-room-part-1-using-sqlite-8a9a9766226b '''NOT''' Recommended |
