Android Open Source - daisy_main C V X Bee

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License

The source code is released under:
GNU General Public License
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Java Source Code

package de.uvwxy.daisy.nodemap.guiviews;
/* w ww. j  a  v  a 2 s.com*/
import java.util.ArrayList;

import android.annotation.SuppressLint;
import android.content.SharedPreferences.Editor;
import android.content.pm.PackageManager;
import android.os.Bundle;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemSelectedListener;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ListView;
import android.widget.Spinner;
import android.widget.TextView;
import android.widget.Toast;

import com.squareup.otto.Subscribe;

import de.uvwxy.daisy.nodemap.R;
import de.uvwxy.daisy.nodemap.guicontent.CM;
import de.uvwxy.daisy.nodemap.listobjects.APIMessageArrayAdapter;
import de.uvwxy.helper.IntentTools;
import de.uvwxy.xbee.apimode.messages.APIMessage;
import de.uvwxy.xbee.commands.ATCommand;

public class CVXBee extends CV {

  private static final int DEFAULT_BAUDRATE = 38400;

  private static final String BAUD_RATE = "BAUD_RATE";

  private static final String BAUD_SETTINGS = "BAUD_SETTINGS";

  private ATCommand selectedCommand = null;

  private Button btnXBeeOpen = null;
  private Spinner spXBeeCommands = null;
  private EditText etXBeeParams = null;
  private Button btnXBeeSend = null;
  private Button btnXBeeClose = null;
  private EditText etXBeeBaud = null;
  private ListView lvXBeeReceivedMessages = null;

  private static APIMessageArrayAdapter apiMessageAdapter;
  private ArrayList<APIMessage> apiMessageList = new ArrayList<APIMessage>();

  private void initGUI(View rootView) {
    btnXBeeOpen = (Button) rootView.findViewById(R.id.btnXBeeOpen);
    spXBeeCommands = (Spinner) rootView.findViewById(R.id.spXBeeCommands);
    etXBeeParams = (EditText) rootView.findViewById(R.id.etXBeeParams);
    btnXBeeSend = (Button) rootView.findViewById(R.id.btnXBeeSend);
    btnXBeeClose = (Button) rootView.findViewById(R.id.btnXBeeClose);
    lvXBeeReceivedMessages = (ListView) rootView.findViewById(R.id.lvXBeeReceivedMessages);
    etXBeeBaud = (EditText) rootView.findViewById(R.id.etXBeeBaud);
    String baud = "" + IntentTools.getSettings(CM.CTX, BAUD_SETTINGS).getInt(BAUD_RATE, DEFAULT_BAUDRATE);
    etXBeeBaud.setText(baud);
  }

  private void initGUIClicks() {
    btnXBeeOpen.setOnClickListener(click);
    btnXBeeSend.setOnClickListener(click);
    btnXBeeClose.setOnClickListener(click);

    ATCommand[] objects = ATCommand.values();
    ArrayAdapter<ATCommand> adapterATCommand = new ArrayAdapter<ATCommand>(CM.CTX,
        android.R.layout.simple_spinner_item, objects);
    spXBeeCommands.setAdapter(adapterATCommand);
    spXBeeCommands.setOnItemSelectedListener(new OnItemSelectedListener() {

      @Override
      public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
        selectedCommand = ATCommand.values()[position];
        Log.i("XBEE_VIEW", "Selected " + selectedCommand);
      }

      @Override
      public void onNothingSelected(AdapterView<?> view) {
        Log.i("XBEE_VIEW", "Selected nothing");
      }
    });
  }

  private OnClickListener click = new OnClickListener() {

    @Override
    public void onClick(View v) {
      if (v.equals(btnXBeeOpen)) {
        int baud = DEFAULT_BAUDRATE;
        if (etXBeeBaud.getText() != null && !etXBeeBaud.getText().toString().equals("")) {
          try {
            baud = Integer.parseInt(etXBeeBaud.getText().toString());

            Editor e = IntentTools.getSettingsEditor(CM.CTX, BAUD_SETTINGS);
            e.putInt(BAUD_RATE, baud);
            IntentTools.saveEditor(e);

          } catch (Exception e) {
            e.printStackTrace();
          }
        }

        if (CM.XB.create(CM.CTX, baud)) {
          btnXBeeOpen.setEnabled(false);
          btnXBeeClose.setEnabled(true);
          btnXBeeSend.setEnabled(true);
        } else {
          btnXBeeOpen.setEnabled(true);
          btnXBeeClose.setEnabled(false);
          btnXBeeSend.setEnabled(false);
        }
      } else if (v.equals(btnXBeeSend)) {

        String hex = null;
        if (!etXBeeParams.getText().equals("")) {
          hex = etXBeeParams.getText().toString();
        }
        if (selectedCommand == null) {
          Toast.makeText(CM.CTX, "Select a command type", Toast.LENGTH_SHORT).show();
          return;
        }

        if (hex == null || hex.equals("")) {
          // NO PARAMETERS
          CM.XB.sendAPICommand(selectedCommand, "");
        } else if (hex.length() > 0 && hex.length() % 2 == 0) {
          // HEX PARAMETERS
          CM.XB.sendAPICommand(selectedCommand, hex.toUpperCase());
        } else {
          // WRONG PARAMETERS
          Toast.makeText(CM.CTX, "Invalid input length", Toast.LENGTH_SHORT).show();
        }

      } else if (v.equals(btnXBeeClose)) {
        CM.XB.close();
        btnXBeeOpen.setEnabled(true);
        btnXBeeClose.setEnabled(false);
        btnXBeeSend.setEnabled(false);
      }
    }
  };

  public CVXBee(String id, String title, int iconID) {
    super(id, title, iconID);
  }

  @Override
  public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    View rootView = inflater.inflate(R.layout.content_view_xbee, container, false);

    PackageManager PM = CM.CTX.getPackageManager();
    boolean hasUSBHost = PM.hasSystemFeature(PackageManager.FEATURE_USB_HOST);

    if (!hasUSBHost) {
      TextView t = new TextView(CM.CTX);
      t.setText("NO USBHOST");

      return t;
    }

    initGUI(rootView);
    initGUIClicks();

    if (CM.XB.xBeeDevice != null && CM.XB.xBeeDevice.isOpen()) {
      btnXBeeClose.setEnabled(true);
      btnXBeeSend.setEnabled(true);
      btnXBeeOpen.setEnabled(false);
    } else {
      btnXBeeClose.setEnabled(false);
      btnXBeeSend.setEnabled(false);
      btnXBeeOpen.setEnabled(true);
    }

    apiMessageAdapter = new APIMessageArrayAdapter(this, CM.CTX, apiMessageList);

    lvXBeeReceivedMessages.setTranscriptMode(ListView.TRANSCRIPT_MODE_ALWAYS_SCROLL);
    lvXBeeReceivedMessages.setStackFromBottom(true);
    lvXBeeReceivedMessages.setAdapter(apiMessageAdapter);

    CM.BUS.register(this);
    return rootView;
  }

  @Override
  public void onDestroyView() {
    super.onDestroyView();
    CM.BUS.unregister(this);
  }

  @Subscribe
  public void onReceive(APIMessage msg) {
    Log.i("CVXBEE", "received APIMessage msg");
    apiMessageList.add(msg);
    apiMessageAdapter.notifyDataSetChanged();

  }


}
Java Source Code List
