Look at the logcat output. When an android app crashes it writes a log
message with the reason.
On Mar 23, 2014 2:47 PM, "Francesco Cembrola" <[email protected]>
wrote:
>
> Hi everybody,
> I am new to the forum.
> I have written a small app that uses two buttons to turn ON and OFF two
> LEDs.
> It compiles with no errors.
> The console says it was installed on my tablet correctly...but then it
> crashes when run.
>
> Can someone take a look at the code below and help me, please?
> By the way I am new to Java and android!
>
> Regards
>
> Francesco cembrola
>
> =========================================================
>
> package com.example.timobot;
>
> import ioio.lib.api.DigitalOutput;
> import ioio.lib.api.exception.ConnectionLostException;
> import ioio.lib.util.BaseIOIOLooper;
> import ioio.lib.util.IOIOLooper;
> import ioio.lib.util.android.IOIOActivity;
> import android.os.Bundle;
> import android.view.MotionEvent;
> import android.view.View;
> import android.view.View.OnTouchListener;
> import android.widget.Button;
>
>
> public abstract class MainActivity extends IOIOActivity implements
> OnTouchListener {
>
> private final int Left_Pin = 6;
> private final int Right_Pin = 3;
> boolean LeftTurnState=false;
> boolean RightTurnState=false;
> private Button LEFT_Button,RIGHT_Button;
>
> @Override
> public void onCreate(Bundle savedInstanceState) {
> super.onCreate(savedInstanceState);
> setContentView(R.layout.activity_main);
>
> LEFT_Button = (Button) findViewById(R.id.LEFT);
> LEFT_Button.setOnTouchListener(this);
>
> RIGHT_Button = (Button) findViewById(R.id.RIGHT);
> RIGHT_Button.setOnTouchListener(this);
> }
>
> class Looper extends BaseIOIOLooper {
> public DigitalOutput LeftTurn;
> public DigitalOutput RightTurn;
>
>
> @Override
> protected void setup() throws ConnectionLostException {
> LeftTurn = ioio_.openDigitalOutput(Left_Pin, false);
> RightTurn = ioio_.openDigitalOutput(Right_Pin, false);
> }
>
> @Override
> public void loop() throws ConnectionLostException {
>
> LeftTurn.write(LeftTurnState);
> RightTurn.write(RightTurnState);
>
>
> try {
> Thread.sleep(100);
> }catch (InterruptedException e) {
> }
>
> }
> }
> protected IOIOLooper createIOIOLooper(){
> return new Looper();
>
> }
> @Override
> public boolean onTouch(View arg0, MotionEvent arg1) {
>
> switch (arg0.getId())
> {
>
> case R.id.LEFT:
> {
>
> if(arg1.getAction()==MotionEvent.ACTION_DOWN)
> {
> LeftTurnState=true;
>
> }
> if (arg1.getAction()==MotionEvent.ACTION_UP)
> {
> LeftTurnState=false;
>
> }
>
> }
> break;
>
> case R.id.RIGHT:
> {
> if(arg1.getAction()==MotionEvent.ACTION_DOWN)
> {
> RightTurnState=true;
>
> }
> if (arg1.getAction()==MotionEvent.ACTION_UP)
> {
> RightTurnState=false;
>
> }
> break;
>
> }
>
> }
> return false;
>
> }
>
> }
>
>
>
>
>
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