se.liu.tddd77.bilsensor.MainActivity.java Source code

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Here is the source code for se.liu.tddd77.bilsensor.MainActivity.java

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/**
 * yamsLog is a program for real time multi sensor logging and 
 * supervision
 * Copyright (C) 2014  
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */

package se.liu.tddd77.bilsensor;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.List;
import java.util.Timer;
import java.util.TimerTask;
import java.util.concurrent.locks.Lock;

import se.liu.tddd77.bilsensor.dialogs.ConfigDialog.previousValsListener;
import se.liu.tddd77.bilsensor.dialogs.DeleteExperimentDialog;
import se.liu.tddd77.bilsensor.dialogs.DeleteExperimentDialog.ConfirmDeleteListener;
import se.liu.tddd77.bilsensor.dialogs.PlaybackMenu;
import se.liu.tddd77.bilsensor.dialogs.PlaybackMenu.PlaybackListener;
import se.liu.tddd77.bilsensor.dialogs.RecordDialog;
import se.liu.tddd77.bilsensor.dialogs.RecordDialog.RecordDialogListener;
import se.liu.tddd77.bilsensor.dialogs.RemoveViewDialog.removeSensorListener;
import se.liu.tddd77.bilsensor.graphs.GraphContainer;
import se.liu.tddd77.bilsensor.graphs.SensorDataHolder;
import se.liu.tddd77.bilsensor.graphs.SensorGraph;
import se.liu.tddd77.bilsensor.graphs.Tickable;
import se.liu.tddd77.bilsensor.graphs.addGraph.AddGraphButton.sensorAddListener;
import se.liu.tddd77.bilsensor.graphs.addGraph.GraphType;
import se.liu.tddd77.bilsensor.list.AltSensorListFragment;
import se.liu.tddd77.bilsensor.list.ElementList;
import se.liu.tddd77.bilsensor.list.ListElement;
import se.liu.tddd77.bilsensor.list.SensorListFragment;
import Database.Messages.ExperimentMetaData;
import Database.Sensors.Sensor;
import Errors.BackendError;
import FrontendConnection.Backend;
import android.R.string;
import android.annotation.SuppressLint;
import android.app.ActionBar;
import android.app.DialogFragment;
import android.app.FragmentManager;
import android.app.FragmentTransaction;
import android.content.Intent;
import android.os.Bundle;
import android.os.Debug;
import android.os.Environment;
import android.os.Handler;
import android.support.v4.app.FragmentActivity;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ImageButton;
import android.widget.LinearLayout;
import android.widget.TextView;
import android.widget.Toast;
//import android.app.Fragment;

// Handles fragments, list fragment
public class MainActivity extends FragmentActivity implements SensorListFragment.ListEventListener,
        PlaybackListener, RecordDialogListener, ConfirmDeleteListener, sensorAddListener, removeSensorListener {

    //TODO: Move onClick to their respective fragments/activities
    //TODO: Handle life cycle on all activities
    private boolean isRecording = false;
    private boolean mSplitScreen = false;
    private static List<Button> buttonList;
    private String projectname;
    public static List<Integer> activeSensorsIdList;
    private boolean initiated = false;
    private static ImageButton recButton;
    //   private SensorListFragment list;
    private AltSensorListFragment list;
    private List<ListElement<? extends android.app.Fragment>> elementList;
    private Timer updateTimer;
    private Timer queueTimer;
    private Handler handler = new Handler();
    private LinearLayout mLinearLayout;
    private EditText mEditText;
    private String expName, expNotes;
    public static boolean hasBeenCreated;
    public Lock lock;
    int sillyInt = 0;
    private String projectName, experimentName, serverIP;
    private static boolean justConnected, needsReboot, block;
    Thread thread = new Thread() {
        @Override
        public void run() {
            try {
                while (true) {
                    try {
                        if (!Backend.getInstance().serverIsAlive()) {
                            needsReboot = true;
                            Backend.getInstance().stopConnection();
                            SensorDataHolder.getInstance().setConnectedToServer(false);
                            Backend.getInstance().connectToServer(serverIP, 2001);
                        }
                        if (Backend.getInstance().serverIsAlive() && needsReboot)
                        //if(isRecording)
                        {
                            sleep(1000);
                            Log.d("statusmap", "IS ALIVE AND REBOOTS");
                            needsReboot = false;
                            Log.d("cancel", "serverstatus: " + Backend.getInstance().getServerStatus());
                            SensorDataHolder.getInstance().setConnectedToServer(true);
                            if (Backend.getInstance()
                                    .getServerStatus() == protobuf.Protocol.StatusMsg.StatusType.IDLE) {

                                if (isRecording) {
                                    Log.d("statusmap", "justConnected true");
                                    justConnected = true;
                                }
                                Backend.getInstance().sendSettingsRequestMessageALlSensors(20);
                                //handleRecord((ImageButton) findViewById(R.id.loadButton));
                                Backend.getInstance().setActiveProject(projectName);
                                //Backend.getInstance().renameExperimentRequest(Backend.getInstance().getTemporaryName(), experimentName);

                                //onDoneRec(null, null);

                            } else {
                                Log.d("cancel", "Setting message");
                                sleep(800);
                                Backend.getInstance().sendSettingsRequestMessageSelected(20, activeSensorsIdList);
                                sleep(800);
                                Backend.getInstance().sendSettingsRequestMessageSelected(20, activeSensorsIdList);
                            }
                        }
                    } catch (BackendError e) {
                        // TODO Auto-generated catch block
                        e.printStackTrace();
                    }
                    sleep(1000);

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

    private final Runnable updateHandler = new Runnable() {

        @Override
        public void run() {
            sillyInt++;
            try {
                if (sillyInt == 5 && Backend.getInstance()
                        .getServerStatus() == protobuf.Protocol.StatusMsg.StatusType.DATA_COLLECTION) {
                    try {
                        loadProfile("crash.txt");
                        handleRecord((ImageButton) findViewById(R.id.recButton));
                    } catch (IOException e1) {
                        // TODO Auto-generated catch block
                        e1.printStackTrace();
                    }
                }
                if (justConnected && !block) {
                    block = true;
                    Log.d("statusmap", "justConnected gets justice");
                    handleRecord((ImageButton) findViewById(R.id.recButton));
                    //justConnected = false;
                }
            } catch (BackendError e1) {
                // TODO Auto-generated catch block
                e1.printStackTrace();
            }
            //Log.i("MainActivity", "updateHandler: Run");
            android.app.Fragment currentFragment = getFragmentManager()
                    .findFragmentById(R.id.sensor_detail_container);
            if (currentFragment instanceof Tickable) {
                ((Tickable) currentFragment).tick();
            }

            try {

                Backend.getInstance().tick();

                /*if(timeout){
                   for(Sensor sensor : Backend.getInstance().getSensors()){
                      ((Sensor) sensor).timeout(5000); //TODO: THIS PART WAS IN CODE!
                   }*/
                //}
            } catch (BackendError e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }

            //list.tick();
        }
    };

    public MainActivity() {
        super();
    }

    private final Runnable queueHandler = new Runnable() {

        @Override
        public void run() {
            //Log.i("MainActivity", "updateHandler: Run");
            try {
                for (Sensor sensor : Backend.getInstance().getSensors()) {
                    Backend.getInstance().handleQueue(sensor.getId());
                }
            } catch (BackendError e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
        }
    };

    /**
     * Creates the main activity.
     * As this is the main class for the application, this initiates all 
     * required fields. It inflates the layout according to the XML-files and  
     * checks how to display certain items, among other things. 
     */

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        if (initiated)
            return;
        initiated = true;
        super.onCreate(savedInstanceState);
        Log.i("MainActivity", "onCreate: ");
        thread.start();
        //TODO: Works by magic, make actual implementation. Is this supposed to be used?
        //if(findViewById == null) Log.d("MainActivity", "Twopane is null lol");
        setContentView(se.liu.tddd77.bilsensor.R.layout.activity_sensor_twopane); //Changed from activity_sensor_list
        activeSensorsIdList = new ArrayList<Integer>();
        hasBeenCreated = true;

        // Split screen
        if (findViewById(R.id.sensor_detail_container) != null) {

            Log.i("MainActivity", "onCreate: Split Screen");
            mSplitScreen = true;
        }
        // Single screen
        else {
            Log.i("MainActivity", "onCreate: Single Screen");
            setContentView(R.layout.main);
            mSplitScreen = false;
        }
        list = (AltSensorListFragment) getFragmentManager()
                .findFragmentById(se.liu.tddd77.bilsensor.R.id.sensor_list);
        buttonList = new ArrayList<Button>();
        mEditText = (EditText) findViewById(R.id.add_new_dynamic_event_text);
        mLinearLayout = (LinearLayout) findViewById(R.id.linearLayout_focus);

        try {
            projectName = Backend.getInstance().getActiveProject();
        } catch (BackendError e1) {

            e1.printStackTrace();
        }

        try {
            Backend.getInstance().addSensorStatusListener(list);
        } catch (BackendError e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }

        //TODO: This does nothing???? Now it does!?
        try {
            setTitle(Backend.getInstance().getActiveProject());
        } catch (BackendError e) {
            //TODO: Gra ntt hr?
            e.printStackTrace();
        }

        updateTimer = new Timer();
        updateTimer.schedule(new TimerTask() {
            @Override
            public void run() {
                updateGui();
            }

        }, 0, /*16*/ 160);

        queueTimer = new Timer();
        queueTimer.schedule(new TimerTask() {
            @Override
            public void run() {
                handler.post(queueHandler);
            }

        }, 0, 10);
        //}
        //hasBeenCreated = true;
        onItemSelected(0);

        /*catch (IOException e) {
          // TODO Auto-generated catch block
          e.printStackTrace();
        }*/
    }

    private void updateGui() {
        handler.post(updateHandler);
    }

    //--------------------------------------------------
    // List buttons
    //--------------------------------------------------

    /**
     * Run every time an item in the list is clicked. 
     * If the application is run on a tablet, replace the current fragment with
     * the one associated with the index. Otherwise, start the activity
     * associated with the index. 
     */
    @Override
    public void onItemSelected(int index) {
        //      try {
        //         //Backend.getInstance().clearActiveOnScreen();
        //      } catch (BackendError e) {
        //         // TODO Auto-generated catch block
        //         e.printStackTrace();
        //      }
        if (mSplitScreen) {
            android.app.Fragment fragment = ElementList.getInstance().getElement(index).getFragment();
            if (fragment == getFragmentManager().findFragmentById(R.id.sensor_detail_container)) {
                Log.i("MainActivity", "onItemSelected: Old fragment");
                return;
            }

            Bundle arguments = new Bundle();
            arguments.putInt(SensorDetailFragment.ARG_ITEM_ID, index);
            fragment.setArguments(arguments);
            getFragmentManager().beginTransaction().replace(R.id.sensor_detail_container, fragment).commit();
            Log.i("MainActivity", "onItemSelected: Split screen");

        } else {
            Intent detailIntent = new Intent(this, SensorDetailActivity.class);
            detailIntent.putExtra(SensorDetailFragment.ARG_ITEM_ID, index);
            startActivity(detailIntent);
            Log.i("MainActivity", "onItemSelected: Not split screen");
        }
    }

    private boolean recording = false;

    //--------------------------------------------------
    // Menu buttons
    //--------------------------------------------------
    public void handleRecord(ImageButton button) {
        //TODO: Start recording
        recButton = button;

        if (!isRecording) {

            try {
                Backend.getInstance().resetSensorsData();
                Backend.getInstance().sendSettingsRequestMessageSelected(20, activeSensorsIdList);
                if (Backend.getInstance().getServerStatus() == protobuf.Protocol.StatusMsg.StatusType.IDLE)
                    Backend.getInstance().startDataCollection(
                            "fromSurfplatta" + new java.util.Date(System.currentTimeMillis()).toString());
                experimentName = Backend.getInstance().getTemporaryName();
            } catch (BackendError e1) {
                // TODO Auto-generated catch block
                e1.printStackTrace();
            }
            //TODO: Only allow reaction when done with setup?
            Log.i("MainActivity", "handleRecord: Started recording");
            isRecording = true;
            recording = true;
            //timeout = true;

            recButton.setImageResource(R.drawable.recred);

        } else {
            DialogFragment recordFragment = new RecordDialog();
            recordFragment.show(getFragmentManager(), "dialog");
            //TODO: If cancel the save, continue running?
        }
    }

    public void showRecordDialog() {
        Log.d("showRecordDialog", "RECORDDIALOG");
        DialogFragment recordFragment = new RecordDialog();
        ((RecordDialog) recordFragment).setETs(expName, expNotes);
        recordFragment.show(getFragmentManager(), "dialog");
    }

    public void handlePlay(ImageButton button) {

        if (!isRecording) {
            //TODO: Only allow reaction when done with setup?
            Log.i("MainActivity", "handleRecord: Started recording");
            PlaybackMenu menu = new PlaybackMenu(this);
            menu.show(getFragmentManager(), null);
            recording = true;
            button.setImageResource(R.drawable.play);
        } else {
            button.setImageResource(R.drawable.stop);
            //         Backend.getInstance().stopExp();
        }

    }

    /*public void openSettings(){
        
    }*/

    //--------------------------------------------------
    // Menu
    //--------------------------------------------------

    /**
     * The menu consists of two parts, the record button and the settings. 
     * The record button is a checkable button. The settings is the collection 
     * of the other available options. They should all be added through the 
     * XML-file with the definition of the event here in onOptionsItemSelected.
     */
    @Override
    public boolean onCreateOptionsMenu(Menu menu) {

        ActionBar actionBar = getActionBar();
        actionBar.setDisplayShowTitleEnabled(false);
        actionBar.setDisplayUseLogoEnabled(false);
        actionBar.setDisplayHomeAsUpEnabled(false);
        actionBar.setDisplayShowCustomEnabled(true);
        actionBar.setDisplayShowHomeEnabled(false);
        actionBar.setDisplayOptions(ActionBar.DISPLAY_SHOW_CUSTOM);
        View view = getLayoutInflater().inflate(R.layout.actionbar, null);
        actionBar.setCustomView(view);

        final TextView projectName = (TextView) findViewById(R.id.project_name);
        Log.i("MainActivity", "Getting project name");
        Bundle projectnamebundle = getIntent().getExtras();
        projectname = projectnamebundle.getString("Project_name");
        serverIP = projectnamebundle.getString("Server_IP");
        if (projectname == null) {
            Log.i("MainActivity", "Projectname == null");
        } else {
            Log.i("MainActivity", "Projectname != null");
        }
        Log.i("MainActivity", projectname);
        projectName.setText(projectname);

        final ImageButton button = (ImageButton) findViewById(R.id.recButton);
        button.setOnClickListener(new View.OnClickListener() {
            public void onClick(View v) {
                handleRecord(button);
            }
        });
        /*   final ImageButton playButton = (ImageButton) findViewById(R.id.playButton);
           playButton.setOnClickListener(new View.OnClickListener() {
              public void onClick(View v) {
        handlePlay(playButton);
              }
           });*/
        final ImageButton buttonMenu = (ImageButton) findViewById(R.id.menuButton);
        buttonMenu.setOnClickListener(new View.OnClickListener() {
            public void onClick(View v) {

                try {
                    saveProfile("profil.txt");
                } catch (IOException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }

            }
        });
        final ImageButton loadMenu = (ImageButton) findViewById(R.id.loadButton);
        loadMenu.setOnClickListener(new View.OnClickListener() {
            public void onClick(View v) {

                //try {
                //SelectViewNameDialog dialog = new SelectViewNameDialog(avb);
                //dialog.show(getFragmentManager(), null);
                try {
                    loadProfile("profil.txt");
                } catch (IOException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                } catch (BackendError e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }

            }
        });

        //playButton.setMaxWidth(playButton.getHeight());

        return super.onCreateOptionsMenu(menu);
    }

    /**
     * Contains the events for all the menu items. 
     */
    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        switch (item.getItemId()) {

        // Record: Switch the state of the button
        // If it is checked, start recording. Otherwise, stop recording. 
        /*case R.id.action_record:
           item.setChecked(!item.isChecked());
           handleRecord(item.isChecked());
           return true;
            
           //TODO: Settings: All options should be added as different alternatives
           // like this one. */
        case R.id.action_settings:
            //openSettings();
            return true;

        // Default: Let super handle the undefined ones
        default:
            return super.onOptionsItemSelected(item);
        }
    }

    public void addNewDynamicEvent(View view) {
        EditText textfield = (EditText) ((LinearLayout) view.getParent())
                .findViewById(R.id.add_new_dynamic_event_text);
        Log.i("AltSensorListFragment", textfield.getText().toString());
        String name = textfield.getText().toString();
        textfield.setText("");
        addNewDynamicEventString(name);
    }

    @SuppressLint("UseValueOf")
    public void addNewDynamicEventString(String name) {
        //TODO: Storlek p denna ruta mste hllas konstant.
        if (name == null || name.isEmpty()) {
            Toast.makeText(this, "Dynamic Events require a name.", Toast.LENGTH_SHORT).show();
            return;
        }
        //TODO: r this korrekt?

        LinearLayout layout = new LinearLayout(this);
        layout.setOrientation(LinearLayout.HORIZONTAL);

        LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT,
                LinearLayout.LayoutParams.WRAP_CONTENT);//(LinearLayout.LayoutParams)layout.getLayoutParams();
        layout.setLayoutParams(params);

        Button button = new Button(this);
        buttonList.add(button);

        LinearLayout.LayoutParams buttonparams = new LinearLayout.LayoutParams(
                LinearLayout.LayoutParams.WRAP_CONTENT, LinearLayout.LayoutParams.MATCH_PARENT, 1.0f);
        button.setLayoutParams(buttonparams);
        button.setText(name);
        button.setOnClickListener(new OnClickListener() {

            @Override
            public void onClick(View v) {
                try {
                    Backend.getInstance().sendDynamicMessage((Long) (System.currentTimeMillis() / 1000L),
                            ((Button) v).getText().toString());
                } catch (BackendError e) {
                    e.printStackTrace();
                }

            }
        });

        Button rmEventButton = new Button(this);
        LinearLayout.LayoutParams rmButtonparams = new LinearLayout.LayoutParams(
                LinearLayout.LayoutParams.WRAP_CONTENT, LinearLayout.LayoutParams.MATCH_PARENT, 0.0f);
        rmEventButton.setLayoutParams(rmButtonparams);
        rmEventButton.setText("-");
        rmEventButton.setOnClickListener(new OnClickListener() {
            @Override
            public void onClick(View v) {

                //TODO: For-loop through trying to find the one with matching name?
                buttonList.remove(((Button) ((LinearLayout) v.getParent()).getChildAt(0)));
                ((LinearLayout) v.getParent().getParent()).removeView((LinearLayout) v.getParent());
            }
        });
        layout.addView(button);
        layout.addView(rmEventButton);
        ((LinearLayout) findViewById(R.id.dynamic_events_buttons_container)).addView(layout);
        //((LinearLayout)((LinearLayout)(view.getParent().getParent())).getChildAt(1)).addView(layout);
        //((LinearLayout) ((LinearLayout)(view.getParent().getParent()))findViewById(R.id.dynamic_events_buttons_container)).addView(button);

        //textfield.setText("");

    }

    //===========PROFILE HANDLING==============

    //Share resources between save and load?
    public void saveProfile(String name) throws IOException {
        if (isExternalStorageWritable()) {
            Log.d("MainActivity", "Saving Profile");
            //Append project-name to name to make it 1 profile with the same name/project?
            //Setup for filewriting
            File profileFile = new File(Environment.getExternalStorageDirectory(), name);
            Log.d("MainActivity", Environment.getExternalStorageDirectory().toString());
            FileWriter writer = new FileWriter(profileFile);
            BufferedWriter buf = new BufferedWriter(writer);
            Log.d("MainActivity", "BufferedWriter created");
            Log.d("MainActivity", profileFile.getAbsolutePath());

            SensorDetailFragment tmpFragment;
            elementList = ElementList.getInstance().getElements();
            List<GraphContainer> tmpGraphs;
            GraphContainer tmpGraph;

            ArrayList<ArrayList<Integer>> yId;
            int xId;
            String elementName;
            int sensorId;
            int graphType = GraphType.LINEGRAPH.ordinal(); //TODO: This must be gotten.
            //GraphType type = GraphType.LINEGRAPH.ordinal();

            //GraphType type = GraphType.values()[typeRepresentingNumber]; //FOR LOADING

            // Actual saving-loops
            // For every fragment
            buf.write(elementList.size() + "\n");
            for (int l = 1; l < elementList.size(); l++) {
                tmpFragment = (SensorDetailFragment) elementList.get(l).getFragment(); // Kan vara status -If tmpFragment instanceof SDF, Endast spara SDF?
                elementName = elementList.get(l).getId();
                tmpGraphs = tmpFragment.getSensorGraphs();

                buf.write(elementName + ":" + tmpGraphs.size() + "\n");
                // For every graph
                for (int i = 0; tmpGraphs.size() > i; i++) {
                    tmpGraph = tmpGraphs.get(i);
                    buf.write(tmpGraph.sensorIds.size() + "\n");
                    for (int sId = 0; sId < tmpGraph.sensorIds.size(); sId++)
                        buf.write(tmpGraph.sensorIds.get(sId) + ":");
                    buf.write("\n");
                    xId = tmpGraph.xId;

                    yId = tmpGraph.yId; //TODO: FIX PROFILES!!!!!!!
                    // For everything to plot in y
                    //buf.write(sensorId + ":" + graphType + ":" + xId + ":" + yId.size()); //TODO FIIIIXAAA
                    buf.write(yId.size() + ":" + "\n");
                    for (int k = 0; yId.size() > k; k++) {
                        buf.write(yId.get(k).size() + ":" + "\n");
                        for (int m = 0; yId.get(k).size() > m; m++) {
                            buf.write(yId.get(k).get(m) + ":");
                        }

                        buf.write("\n");

                    }
                    buf.write(xId + ":");
                    buf.write("\n");
                }
            }
            saveDynamicEvents(buf);
            buf.flush();
            buf.close();
            writer.flush();
            writer.close();

            Log.d("MainActivity", profileFile.getAbsolutePath());

        } else {
            Log.d("MainActivity", "Writable = false");
        }

    }

    //protected boolean initbool = false;

    void saveDynamicEvents(BufferedWriter buf) throws IOException {
        buf.write(buttonList.size() + "\n");
        for (int i = 0; buttonList.size() > i; i++) {
            buf.write(buttonList.get(i).getText().toString() + ":");
        }

    }

    void loadDynamicEvents(BufferedReader buf) throws IOException {
        list.eventLayout.removeAllViews();
        buttonList.clear();
        String DELIMITER = ":";
        String[] strTemp = new String[40];
        strTemp = buf.readLine().split(DELIMITER);
        int size = Integer.parseInt(strTemp[0]);
        if (size > 0) {
            strTemp = buf.readLine().split(DELIMITER);
            for (int i = 0; size > i; i++) {
                addNewDynamicEventString(strTemp[i]);
            }
        }
    }

    boolean existsSensors = true;

    //ArrayList<ArrayList>
    public void loadProfile(String name) throws IOException, BackendError {//File as argument or get the file here?
        ElementList.getInstance().resetList();
        String DELIMITER = ":";
        String[] strTemp = new String[40]; //Magical constant, shouldn't ever be exceeded.
        FileInputStream fis = new FileInputStream(Environment.getExternalStorageDirectory() + "/" + name);
        Log.d("MainActivity", Environment.getExternalStorageDirectory() + "/" + name);
        BufferedReader buf = new BufferedReader(new InputStreamReader(fis));
        strTemp = buf.readLine().split(DELIMITER); //Arraylist perhaps?
        int amountOfFragments = Integer.parseInt(strTemp[0]);
        Log.d("MainActivity", amountOfFragments + " AmountOfFragments");
        //elementList = ElementList.getInstance().getElements();
        int amountOfGraphs;
        int xId = -1;
        int ySize;
        int sensorId = -1;
        GraphType type = null;
        //int graphType = GraphType.LINEGRAPH.ordinal();
        type = GraphType.LINEGRAPH;
        List<ArrayList<Integer>> yId = new ArrayList<ArrayList<Integer>>();
        SensorDetailFragment tmpFragment;
        List<Integer> sensorIds = new ArrayList<Integer>();

        //For every fragment
        for (int l = 1; amountOfFragments > l; l++) {
            strTemp = buf.readLine().split(DELIMITER);
            list.viewAdded(strTemp[0]); //Adds a SDF
            Log.d("MainActivity", strTemp[0].toString() + " strTemp[0]");
            tmpFragment = (SensorDetailFragment) ElementList.getInstance().getElements().get(l).getFragment(); // Kan vara status -If tmpFragment instanceof SDF, Endast spara SDF?
            //FragmentTransaction tr = getFragmentManager().beginTransaction();
            //tr.replace(R.id.sensor_detail_container, tmpFragment);
            //tr.commit();
            tmpFragment.getFragmentManager().executePendingTransactions();

            //tmpFragment.
            Log.d("MainActivity", tmpFragment.toString() + "tmpFragment");
            amountOfGraphs = Integer.parseInt(strTemp[1]);

            // For every graph
            for (int i = 0; amountOfGraphs > i; i++) {
                strTemp = buf.readLine().split(DELIMITER);
                int amountOfSensors = Integer.parseInt(strTemp[0]);
                strTemp = buf.readLine().split(DELIMITER);

                for (int m = 0; amountOfSensors > m; m++) {
                    sensorId = Integer.parseInt(strTemp[m]);
                    addSensorRequired(sensorId);
                    sensorIds.add(sensorId);
                    yId.add(new ArrayList<Integer>());
                }

                strTemp = buf.readLine().split(DELIMITER);
                //sensorId = Integer.parseInt(strTemp[0]);
                int ySizer = Integer.parseInt(strTemp[0]);
                for (int pp = 0; ySizer > pp; pp++) {
                    strTemp = buf.readLine().split(DELIMITER);
                    int yAttrSize = Integer.parseInt(strTemp[0]);
                    strTemp = buf.readLine().split(DELIMITER);
                    for (int n = 0; n < yAttrSize; n++) {
                        int tmpInt = Integer.parseInt(strTemp[n]);
                        yId.get(pp).add(tmpInt);
                    }
                }
                strTemp = buf.readLine().split(DELIMITER);
                xId = Integer.parseInt(strTemp[0]);

                //}
                //GraphType.values()[Integer.parseInt(strTemp[1])];

                //ySize = Integer.parseInt(strTemp[3]);

                /*   for (int k = 0; ySize > k; k++) {
                      yId.add(Integer.parseInt(strTemp[4+k]));
                   }*/

                if (!(xId == -1 || sensorId == -1)) {
                    Log.d("MainActivity", type + " type " + xId + " xId " + sensorId + " sensorId ");
                    tmpFragment.onAttach(this);
                    for (int i1 = 0; sensorIds.size() > i1; i1++) {
                        if (!SensorDataHolder.getInstance().hasSensor(sensorIds.get(i1))) {
                            existsSensors = false;
                        }
                    }
                    if (existsSensors)
                        ((SensorDetailFragment) tmpFragment).graphSaved(type, (ArrayList<Integer>) sensorIds, xId,
                                (ArrayList<ArrayList<Integer>>) yId);
                    existsSensors = true;
                    yId = new ArrayList<ArrayList<Integer>>();
                    sensorIds = new ArrayList<Integer>();
                }
            }

        }
        loadDynamicEvents(buf);
        buf.close();
        fis.close();

    }

    /* Checks if external storage is available for read and write */
    public boolean isExternalStorageWritable() {
        String state = Environment.getExternalStorageState();
        if (Environment.MEDIA_MOUNTED.equals(state)) {
            return true;
        }
        return false;
    }

    public void onBackPressed() {
        if (recording) {
            Toast.makeText(this, "Can not exit until measurment is stopped.", Toast.LENGTH_LONG).show();
        } else {
            super.onBackPressed();
            //TODO: Throw away the backend, force user to reconnect. Clear project list.
        }
    }

    @Override
    public void nameSelected(String name) throws BackendError {
        Backend.getInstance().startExperimentPlayback(name);
        //   ((ImageButton)findViewById(R.id.playButton)).setImageResource(R.drawable.stop);
    }

    int elementListSize;

    @Override
    public void onDoneRec(String sName, String sNotes) {
        if (sName == null && sNotes == null) {

            try {
                if (projectName != null && experimentName != null) {
                    Backend.getInstance().setActiveProject(projectName);
                    Backend.getInstance().stopDataCollection();
                    Backend.getInstance().removeExperimentRequest(experimentName);
                } else {
                    Backend.getInstance().stopDataCollection();
                    Backend.getInstance().removeExperimentRequest(Backend.getInstance().getActiveExperiment());
                }

            } catch (BackendError e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
        } else {
            try {
                elementListSize = ElementList.getInstance().getElements().size();
                for (int i = 1; elementListSize > i; i++) {
                    ((SensorDetailFragment) ElementList.getInstance().getElement(i).getFragment()).doneRec();
                }
                Backend.getInstance().setActiveProject(Backend.getInstance().getActiveProject());
                Backend.getInstance().stopDataCollection();
                Backend.getInstance().renameExperimentRequest(Backend.getInstance().getTemporaryName(), sName);

            } catch (BackendError e1) {
                // TODO Auto-generated catch block
                e1.printStackTrace();
            }

            ExperimentMetaData em = new ExperimentMetaData();
            em.setExperimentName(sName);
            em.setExperimentDescription(sNotes);
            try {
                Backend.getInstance().sendExperimentMetaData(em);
                Toast.makeText(this, "Experiment saved", Toast.LENGTH_SHORT).show();
            } catch (BackendError e) {
                Log.d("debug", "BACKEND ERROR WHEN METADATA");
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
            justConnected = false;
            block = false;
        }

        recording = false;
        //timeout = false;
        recButton.setImageResource(R.drawable.recblack);
        isRecording = false;
        mEditText.clearFocus();
        mLinearLayout.requestFocus();

        Log.i("MainActivity", "handleRecord: Stopped recording");

    }

    public void addSensorRequired(int sensorId) {
        activeSensorsIdList.add(sensorId);
        try {
            Backend.getInstance().sendSettingsRequestMessageSelected(20, activeSensorsIdList);
        } catch (BackendError e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }

    public void removeSensorRequired(List<Integer> list) {
        for (int i = 0; i < list.size(); i++) {
            activeSensorsIdList.remove(list.get(i));
        }
        try {
            Backend.getInstance().sendSettingsRequestMessageSelected(20, activeSensorsIdList);
        } catch (BackendError e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }

    @Override

    public void confirmDestroyExperiment(String sName, String sNotes) {
        // TODO Auto-generated method stub
        Log.d("projectname", "" + projectName);
        expName = sName;
        expNotes = sNotes;
        DeleteExperimentDialog cdd = new DeleteExperimentDialog();
        cdd.show(getFragmentManager(), null);
    }

    public void focusFix() {
        mEditText.clearFocus();
        mLinearLayout.requestFocus();
    }

    protected void onStart() {
        super.onStart();
        Log.i("MainActivity", "onStart");
    }

    @Override
    protected void onResume() {
        super.onResume();
        Log.i("MainActivity", "onResume");
    }

    @Override
    protected void onPause() {
        hasBeenCreated = true;
        super.onPause();

        Log.i("MainActivity", "onPause");
    }

    protected void onStop() {
        super.onStop();
        try {
            saveProfile("crash.txt");
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        Log.i("MainActivity", "onStop");
    }

    @Override
    protected void onDestroy() {
        super.onDestroy();
        if (isFinishing()) {

            if (updateTimer != null) {
                updateTimer.cancel();
            }
            /*   try {
                  //Backend.getInstance().stopConnection();
               } catch (BackendError e) {
                  // TODO Auto-generated catch block
                  e.printStackTrace();
               } */
        }
        Debug.stopMethodTracing();
        Log.i("MainActivity", "onDestroy");
    }

    @Override
    public void cancelAction() {
        if (justConnected) {
            try {
                Backend.getInstance().sendSettingsRequestMessageALlSensors(20);
                Backend.getInstance().setActiveProject(projectName);
                recButton.setImageResource(R.drawable.recblack);
                isRecording = false;
            } catch (BackendError e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
            block = false;
            justConnected = false;
            //handleRecord((ImageButton) findViewById(R.id.loadButton));

        }

    }

}