Activity

package com.painLogger;

import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
//import java.util.Map;

import android.app.Activity;
import android.app.AlertDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.SharedPreferences;
//import android.graphics.Color;
import android.graphics.Typeface;
import android.os.Bundle;
//import android.view.LayoutInflater;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
//import android.view.ViewGroup;
import android.view.View.OnClickListener;
//import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.AdapterView.OnItemLongClickListener;
import android.widget.Button;
import android.widget.ListView;
import android.widget.SimpleAdapter;
import android.widget.TextView;
import android.widget.Toast;

public class AddScreen extends Activity implements OnClickListener,
        OnItemClickListener, OnItemLongClickListener {
    /** Called when the activity is first created. */
    Button addButton;
    SimpleAdapter adapter;
    List<HashMap<String, String>> painItems = new ArrayList<HashMap<String, String>>();
    ListView listthings;
    int[] to;
    String[] from;
    String painLevelString, timeOfPainString, textTreatmentString,
            painLocation, row1, row2, name;
    TextView painTitle, rw1, rw2;
    boolean myFirstTime;

    String serfilename;
    boolean isNull = true;

    @Override
    public void onCreate(Bundle savedInstanceState) {
        Toast.makeText(this, "To Delete an Item, Press and Hold",
                Toast.LENGTH_SHORT).show();
        super.onCreate(savedInstanceState);
        setContentView(R.layout.addscreen);
        // getPainItems from the saved file
        serfilename = "hello";
        if (loadListFromFile((ArrayList<HashMap<String, String>>) painItems) != null)
            painItems = loadListFromFile((ArrayList<HashMap<String, String>>) painItems);

        SharedPreferences settings = this.getSharedPreferences("MyApp", 0);
        SharedPreferences.Editor e = settings.edit();

        boolean firstrun = settings.getBoolean("firstrun", true);
        if (firstrun) {
            e.putBoolean("firstrun", false);
            e.commit();
            Intent intent = new Intent(this, AddMyInfo.class);
            startActivity(intent);
        }

        if (this.getIntent().hasExtra("name")) {
            name = getIntent().getStringExtra("name");
            e.putString("name", name);
            e.commit();
        }
        if (getIntent().getStringExtra("name") == null)
            name = settings.getString("name", "None");

        // initialize painTitle and set its font
        painTitle = (TextView) findViewById(R.id.painTitle);
        painTitle.setText(name + "'s Pain Log");
        Typeface font = Typeface.createFromAsset(getAssets(),
                "Chantelli_Antiqua.ttf");
        painTitle.setTypeface(font);
        listthings = (ListView) findViewById(R.id.listthings);
        from = new String[] { "row_1", "row_2" };
        to = new int[] { R.id.row1, R.id.row2 };

        adapter = new Adapter(this, painItems, R.layout.mylistlayout, from, to);

        listthings.setAdapter(adapter);
        listthings.setOnItemClickListener(this);
        listthings.setOnItemLongClickListener(this);
        listthings.setFastScrollEnabled(true);

        addButton = (Button) findViewById(R.id.addButton);
        addButton.setOnClickListener(this);
        if (getIntent().getStringExtra("newPainLevel") != null) {
            createNewEditedEntry();
        }
    }

    public class Adapter extends SimpleAdapter {
        HashMap<String, String> map = new HashMap<String, String>();
        View row;

        public Adapter(Context context,
                List<? extends Map<String, String>> data, int resource,
                String[] from, int[] to) {
            super(context, data, resource, from, to);

        }

        @Override
        public View getView(int position, View convertView, ViewGroup parent) {
            row = convertView;
            row = super.getView(position, convertView, parent);
            if (row == null) {
                LayoutInflater mInflater = (LayoutInflater) getSystemService(Context.LAYOUT_INFLATER_SERVICE);
                row = mInflater.inflate(R.layout.mylistlayout, parent, false);
            }
            if (Integer.valueOf(painItems.get(position).get("row_3")) != null) {
                if (Integer.valueOf(painItems.get(position).get("row_3")) == 2) {
                    row.setBackgroundColor(0xFF0000FF);
                    Toast.makeText(getApplicationContext(), "this one",
                            Toast.LENGTH_SHORT).show();
                }
            }

            return row;

        }

    }

    private void createNewEditedEntry() {
        String newPainLevel = this.getIntent().getStringExtra("newPainLevel");
        String newPainTime = this.getIntent().getStringExtra("newPainTime");
        String newTreatment = this.getIntent().getStringExtra("newTreatment");
        painLevelString = newPainLevel;
        timeOfPainString = newPainTime;
        textTreatmentString = newTreatment;
        painLocation = this.getIntent().getStringExtra("painLocation");
        row1 = this.getIntent().getStringExtra("painLocation");
        row2 = this.getIntent().getStringExtra("painDate");
        // Toast.makeText(this, getIntent().getStringExtra("position"),
        // Toast.LENGTH_SHORT).show();
        int place = Integer.valueOf(getIntent().getStringExtra("position"));
        painItems.remove(place);
        adapter.notifyDataSetChanged();
        addItem();

    }

    // private String getPainLevelString(){
    // return painLevelString;
    // }

    @Override
    // on the activityresult,get the string extra, then add the item to the list
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        if (resultCode == 1) {
            row1 = data.getStringExtra("com.painLogger.row1");
            row2 = data.getStringExtra("com.painLogger.row2");
            painLevelString = data.getStringExtra("com.painLogger.painLevel");
            painLocation = data.getStringExtra("painLocation");
            timeOfPainString = data.getStringExtra("com.painLogger.painTime");
            textTreatmentString = data
                    .getStringExtra("com.painLogger.treatment");
            addItem();

        }
    }

    // to add the item, put it in the map, and add the map into the list
    private void addItem() {
        HashMap<String, String> map = new HashMap<String, String>();
        map.put("row_1", row1);
        map.put("row_2", row2);
        map.put("row_3", painLevelString);
        map.put("row_4", painLocation);
        map.put("row_5", timeOfPainString);
        map.put("row_6", textTreatmentString);
        painItems.add(map);
        adapter.notifyDataSetChanged();

    }

    public void onClick(View v) {
        // When '+' clicked, go to the PainLoggerActivity.java, where you can
        // click enter, and that sends those strings back to here, where I can
        // incorporate them into a list view, same as was there in the
        // PainLogger Activity
        if (v == this.addButton) {
            Intent goToFields = new Intent(this, PainLoggerActivity.class);
            // put the desired extras into the intent
            startActivityForResult(goToFields, 1);
        }

    }

    public void onItemClick(AdapterView<?> a, View v, int position, long id) {
        Intent intent = new Intent(this, Item1.class);
        intent.putExtra("painDate", painItems.get(position).get("row_2"));
        intent.putExtra("com.painLogger.painLevel", painItems.get(position)
                .get("row_3"));
        intent.putExtra("com.painLogger.painTime",
                painItems.get(position).get("row_5"));
        intent.putExtra("com.painLogger.treatment", painItems.get(position)
                .get("row_6"));
        intent.putExtra("painLocation", painItems.get(position).get("row_4"));
        intent.putExtra("position", String.valueOf(position));
        startActivity(intent);
    }

    @SuppressWarnings("unchecked")
    private ArrayList<HashMap<String, String>> loadListFromFile(
            ArrayList<HashMap<String, String>> masterlistrev) {
        try {
            FileInputStream fis = openFileInput(serfilename);
            ObjectInputStream ois = new ObjectInputStream(fis);
            masterlistrev = (ArrayList<HashMap<String, String>>) ois
                    .readObject();
            ois.close();
        } catch (Exception e) {
            e.printStackTrace();
        }
        return masterlistrev;
    }

    /*
     * private void writeListToFile( ArrayList<HashMap<String, String>>
     * masterlistrev, Context ctx, String filename) {
     *
     * FileOutputStream fos; try { fos = ctx.openFileOutput(filename,
     * Context.MODE_PRIVATE); ObjectOutputStream oos = new
     * ObjectOutputStream(fos); oos.writeObject(masterlistrev); oos.close(); }
     * catch (FileNotFoundException e) { e.printStackTrace(); } catch
     * (IOException e) { e.printStackTrace(); }
     *
     * }
     */
    private void writeListToFile(
            ArrayList<HashMap<String, String>> masterlistrev, Context ctx,
            String filename) {
        FileOutputStream fos;
        ObjectOutputStream oos = null;
        try {
            fos = ctx.openFileOutput(filename, Context.MODE_PRIVATE);
            oos = new ObjectOutputStream(fos);
            oos.writeObject(masterlistrev);
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            try {
                oos.close();
            } catch (IOException e) {

                e.printStackTrace();
            }
        }
    }

    protected void onStop() {
        super.onStop();
        writeListToFile((ArrayList<HashMap<String, String>>) painItems,
                getApplicationContext(), serfilename);
    }

    protected void onDestroy() {
        super.onDestroy();
        writeListToFile((ArrayList<HashMap<String, String>>) painItems,
                getApplicationContext(), serfilename);
    }

    @Override
    public boolean onItemLongClick(AdapterView<?> arg0, View arg1,
            final int position, long id) {
        AlertDialog.Builder builder = new AlertDialog.Builder(this);
        builder.setMessage("Do you want to delete this Item?")
                .setCancelable(false)
                .setPositiveButton("Yes",
                        new DialogInterface.OnClickListener() {
                            public void onClick(DialogInterface dialog, int id) {

                                painItems.remove(position);
                                adapter.notifyDataSetChanged();

                            }
                        })
                .setNegativeButton("No", new DialogInterface.OnClickListener() {
                    public void onClick(DialogInterface dialog, int id) {
                        dialog.cancel();
                    }
                });
        AlertDialog alert = builder.create();

        alert.show();

        return false;
    }

}