android_touch_test.java

public class MainActivity extends Activity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        final TextView tv1 = (TextView) findViewById(R.id.tv1);
        final TextView tv2 = (TextView) findViewById(R.id.tv2);
        final TextView tv3 = (TextView) findViewById(R.id.tv3);

        RelativeLayout rl = (RelativeLayout) findViewById(R.id.rl);

        rl.setOnTouchListener(new View.OnTouchListener() {
            @Override
            public boolean onTouch(View v, MotionEvent event) {
                for (int i = 0; i < event.getPointerCount(); i++)
                {
                    int x = (int) event.getX(i);
                    int y = (int) event.getY(i);
                    int id = event.getPointerId(i);
                    int actionIndex = event.getActionIndex();
                    String actionString = Integer.toString(event.getActionMasked());

                    if (event.getActionMasked() == MotionEvent.ACTION_MOVE)
                        continue;

                    switch (i)
                    {
                        case 0:
                            tv1.setText(actionString + " " + actionIndex + " " + id + "\n");
                            break;
                        case 1:
                            tv2.setText(actionString + " " + actionIndex + " " + id + "\n");
                            break;
                        case 2:
                            tv3.setText(actionString + " " + actionIndex + " " + id + "\n");
                            break;
                        default:
                            break;
                    }
                }
                return false; // true일 때 event consumption 발생, onclick onlongclick 등등 호출 안됨
            }
        });
        rl.setOnLongClickListener(new View.OnLongClickListener() {
            @Override
            public boolean onLongClick(View v) {
                tv3.setText("setOnLongClickListener called");
                return false; // true일 시 onclick 호출 안됨
            }
        });
        rl.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                tv3.setText("onClick called");
            }
        });
    }
}