Android Open Source - android-robot-control-app X Controller Fragment

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License

The source code is released under:

GNU General Public License

Java Source Code

package will.st.bluetooth.robot.controller.controllers;
//w  ww.  j  a  va 2 s  . c  o  m
import java.io.OutputStream;

import will.st.bluetooth.robotcontroller.R;

import android.os.Bundle;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.MotionEvent;
import android.view.View;
import android.view.View.OnTouchListener;
import android.view.ViewGroup;
import android.widget.ImageButton;

public class XControllerFragment extends ControllerFragment {

  private static final String TAG = "ROBOT_CONTROLLER";
  
  private ImageButton mForwardsButton;
  private ImageButton mReverseButton;
  private ImageButton mLeftButton;
  private ImageButton mRightButton;

  public XControllerFragment(OutputStream outStream) {
    super(outStream);
  }

  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    Log.d(TAG, "...In XControllerFragment "
        + "onCreate(Bundle savedInstanceState)...");
  }

  @Override
  public View onCreateView(LayoutInflater inflater, ViewGroup container,
      Bundle savedInstanceState) {
    Log.d(TAG, "...In XControllerFragment onCreateView()...");
    View rootView = inflater.inflate(R.layout.fragment_x_controller,
        container, false);

    mForwardsButton = (ImageButton) rootView.findViewById(R.id.forwards);
    mForwardsButton.setOnTouchListener(new forwardsListener());

    mReverseButton = (ImageButton) rootView.findViewById(R.id.reverse);
    mReverseButton.setOnTouchListener(new reverseListener());

    mRightButton = (ImageButton) rootView.findViewById(R.id.right);
    mRightButton.setOnTouchListener(new rightListener());

    mLeftButton = (ImageButton) rootView.findViewById(R.id.left);
    mLeftButton.setOnTouchListener(new leftListener());

    return rootView;
  }

  // Send directional commands to remote device. Data is sent when a button is
  // pressed and when it is released.
  class forwardsListener implements OnTouchListener {
    public boolean onTouch(View view, MotionEvent event) {
      Log.d(TAG, "...In forwardsListener onTouch"
          + "(View view, MotionEvent event)...");
      view.performClick();
      if (event.getAction() == MotionEvent.ACTION_DOWN) {
        sendData("1");
      } else if (event.getAction() == MotionEvent.ACTION_UP) {
        sendData("0");
      }
      return true;
    }
  }

  class reverseListener implements OnTouchListener {
    public boolean onTouch(View view, MotionEvent event) {
      Log.d(TAG, "...In reverseListener onTouch"
          + "(View view, MotionEvent event)...");
      view.performClick();
      if (event.getAction() == MotionEvent.ACTION_DOWN) {
        sendData("2");
      } else if (event.getAction() == MotionEvent.ACTION_UP) {
        sendData("0");
      }
      return true;
    }
  }

  class rightListener implements OnTouchListener {
    public boolean onTouch(View view, MotionEvent event) {
      Log.d(TAG, "...In rightListener onTouch"
          + "(View view, MotionEvent event)...");
      view.performClick();
      if (event.getAction() == MotionEvent.ACTION_DOWN) {
        sendData("3");
      } else if (event.getAction() == MotionEvent.ACTION_UP) {
        sendData("0");
      }
      return true;
    }
  }

  class leftListener implements OnTouchListener {
    public boolean onTouch(View view, MotionEvent event) {
      Log.d(TAG, "...In leftListener onTouch"
          + "(View view, MotionEvent event)...");
      view.performClick();
      if (event.getAction() == MotionEvent.ACTION_DOWN) {
        sendData("4");
      } else if (event.getAction() == MotionEvent.ACTION_UP) {
        sendData("0");
      }
      return true;
    }
  }
}

Java Source Code List

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