You can do the onClick() method one time.
First step
1 | implements OnClickListener |
Then you have a error
add unimplemented method
1 2 3 4 | @Override public void onClick(View v) { // TODO Auto-generated method stub } |
This is full code:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 | package com.thedeveloperworldisyours.multipleonclicklistener; import android.os.Bundle; import android.support.v7.app.ActionBarActivity; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.view.View.OnClickListener; import android.widget.Button; import android.widget.Toast; public class MainActivity extends ActionBarActivity implements OnClickListener { @Override protected void onCreate(Bundle savedInstanceState) { super .onCreate(savedInstanceState); setContentView(R.layout.activity_main); Button first = (Button) findViewById(R.id.activity_main_button_first); Button second = (Button) findViewById(R.id.activity_main_button_second); Button third = (Button) findViewById(R.id.activity_main_button_third); first.setOnClickListener( this ); second.setOnClickListener( this ); third.setOnClickListener( this ); } @Override public boolean onCreateOptionsMenu(Menu menu) { // Inflate the menu; this adds items to the action bar if it is present. getMenuInflater().inflate(R.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(); if (id == R.id.action_settings) { return true ; } return super .onOptionsItemSelected(item); } @Override public void onClick(View v) { switch (v.getId()) { case R.id.activity_main_button_first: Toast.makeText(MainActivity. this , R.string.activity_main_first, Toast.LENGTH_SHORT).show(); break ; case R.id.activity_main_button_second: Toast.makeText(MainActivity. this , R.string.activity_main_second, Toast.LENGTH_SHORT).show(); break ; case R.id.activity_main_button_third: Toast.makeText(MainActivity. this , R.string.activity_main_third, Toast.LENGTH_SHORT).show(); break ; default : break ; } } } |