myApp160117

//TaskAdaptetr
------------------
import android.content.Context;
import android.os.StrictMode;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.CheckBox;
import android.widget.EditText;
import android.widget.ImageView;
import android.widget.TextView;

import com.example.android.loginapp.Cls.ClsTask;
import com.example.android.loginapp.R;
import com.example.android.loginapp.UtlShared;

import java.util.List;

/**
 * Created by Android on 16/01/2017.
 */

public class TaskAdapter extends BaseAdapter {
    Context context;
    String spUser;
    List<ClsTask> myTaskList;
    public TaskAdapter(Context context,String spUser,List<ClsTask> myTaskList)
    {
        this.context=context;
        this.spUser=spUser;
        this.myTaskList=myTaskList;
    }
    @Override
    public int getCount() {
        return myTaskList.size();
    }

    @Override
    public Object getItem(int i) {
        return null;
    }

    @Override
    public long getItemId(int i) {
        return 0;
    }

    @Override
    public View getView(final int position, View view, ViewGroup viewGroup) {
     final ClsTask singleItem=myTaskList.get(position);
     final View singleTask= LayoutInflater.from(context).inflate(R.layout.task_layout,null,false);
     TextView txtTask=(TextView)singleTask.findViewById(R.id.txtTask);
     txtTask.setText(singleItem.taskName);
        ImageView btnTrash=(ImageView)singleTask.findViewById(R.id.btnTrash);
        btnTrash.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                UtlShared.removeTask(context,spUser,singleItem.taskName);
                myTaskList.remove(position);
                notifyDataSetChanged();
            }
        });
        CheckBox cbIsDone=(CheckBox)singleTask.findViewById(R.id.cbIsDone);
      cbIsDone.setChecked(singleItem.isDone);
        cbIsDone.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {

            }
        });
        return singleTask;

    }
}
-------------------------
//ClsTask
--------------------------
package com.example.android.loginapp.Cls;

import android.content.Context;

import java.util.Date;

/**
 * Created by Android on 16/01/2017.
 */

public class ClsTask {
    public Date taskDate;
    public Date taskDue;
    public String taskName;
    public String taskDetails;
    public boolean isDone;
    public ClsTask(String userTask,String myData)
    {
        String[]myTaskInfo=myData.split(",");
        this.taskDate=new Date();
        this.taskDue=new Date();
        this.taskName=userTask;
        this.taskDetails=myTaskInfo[3];
        this.isDone=myTaskInfo[4].equals("1");
    }

}
--------------------------------
//TaskActivity
---------------------------------
package com.example.android.loginapp;


        import android.app.Dialog;
        import android.content.Context;
        import android.content.DialogInterface;
        import android.support.v7.app.AlertDialog;
        import android.support.v7.app.AppCompatActivity;
        import android.os.Bundle;
        import android.view.LayoutInflater;
        import android.view.View;
        import android.widget.Button;
        import android.widget.EditText;
        import android.widget.ListView;
        import android.widget.TextView;
        import android.widget.Toast;

        import com.example.android.loginapp.Adapters.TaskAdapter;

public class TaskActivity extends AppCompatActivity {
    Context context;
    TextView taskLogo;
    Button btnAddTask;
    String spUser="";
    ListView lvTask;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_task);
        setPointers();
        getExtra();
        showData();
    }
    private void getExtra()
    {
        String myData=getIntent().getStringExtra("userName");
        taskLogo.setText("Hello "+myData);
        Toast.makeText(context,"user"+myData+"is logged in",Toast.LENGTH_SHORT).show();
        spUser=getIntent().getStringExtra("user");
    }
    private void setPointers()
    {
        this.context=this;
        taskLogo=(TextView)findViewById(R.id.taskLogo);
        btnAddTask=(Button)findViewById(R.id.btnAddTask);
        btnAddTask.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                showAdAddTask();
            }
        });
        lvTask=(ListView)findViewById(R.id.lvTask);
    }
    private void showData()
    {
        TaskAdapter myAdapter=new TaskAdapter(context,spUser,UtlShared.getAllTask(context,spUser));
        lvTask.setAdapter(myAdapter);
    }
    private void showAdAddTask()
    {
        AlertDialog.Builder adTask=new AlertDialog.Builder(context);
        View inflatedTask= LayoutInflater.from(context).inflate(R.layout.alert_dialog_new_task,null,false);
        final EditText myNewTask=(EditText)inflatedTask.findViewById(R.id.txtNewTask);
        adTask.setView(inflatedTask);
        adTask.setPositiveButton(getResources().getString(R.string.adPosBtn), new DialogInterface.OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {
                String myTask=myNewTask.getText().toString();
                UtlShared.addTask(context,spUser,myTask);
                showData();
            }
        });
        adTask.setNegativeButton(getResources().getString(R.string.adNegBtn), new DialogInterface.OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {
                dialog.dismiss();
            }
        });
        adTask.show();
    }

}

--------------------------------
//UtlShared
------------------------------
package com.example.android.loginapp;

import android.content.Context;
import android.content.SharedPreferences;
import android.os.StrictMode;

import com.example.android.loginapp.Cls.ClsTask;

import java.util.ArrayList;
import java.util.List;
import java.util.Map;

/**
 * Created by esra on 1/14/2017.
 */

public class UtlShared {
    Context context;
    SharedPreferences userPref;
    SharedPreferences.Editor editor;
    public UtlShared(Context context)
    {
        this.context=context;
        userPref=context.getSharedPreferences("users",Context.MODE_PRIVATE);
        editor=userPref.edit();
    }
    //return true if user excists
    //else return false
    public boolean checkUser(String userName)
    {
        String checkString=userPref.getString(userName,"n/a");
        return !checkString.equals("n/a");
    }
    //returns true if password matches the user name
    //else returns false
    public boolean checkPass(String userName,String password)
    {
        if(!checkUser(userName))return false;
        String[] values=userPref.getString(userName,"n/a").split(",");
        String pass=values[0];
        return pass.equals(password);
    }
    public void addUser(String userName,String pass,String nickName)
    {
        editor.putString(userName,(pass+","+nickName));
        editor.commit();
    }
    public String getNickName(String userName)
    {
        String[] values=userPref.getString(userName,"n/a").split(",");
        return values[1];
    }
    public static void addTask(Context context,String spUser,String userTask)
    {
        SharedPreferences myPref=context.getSharedPreferences(spUser,Context.MODE_PRIVATE);
        SharedPreferences.Editor editor=myPref.edit();
        editor.putString(userTask,"date"+","+"due"+","+userTask+","+"userDetails"+","+"0");
        editor.commit();

    }
    public static void taskStatusToggle(Context context,String spUser,String userTask)
    {
        SharedPreferences myPref=context.getSharedPreferences(spUser,Context.MODE_PRIVATE);
        SharedPreferences.Editor editor=myPref.edit();
        boolean taskStatus=!(myPref.getString(userTask,"0").equals("1"));
        editor.putString(userTask,taskStatus?"1":"0");
        editor.commit();
    }
    public static List<ClsTask> getAllTask(Context context,String spUser)
    {
        SharedPreferences myPref=context.getSharedPreferences(spUser,Context.MODE_PRIVATE);
        SharedPreferences.Editor editor=myPref.edit();
        List<ClsTask> myTasks=new ArrayList<>();
        Map<String,?> tasks=myPref.getAll();
        for(Map.Entry<String,?> singleTask:tasks.entrySet())
        {
            myTasks.add(new ClsTask(singleTask.getKey(),singleTask.getValue().toString()));
        }
        return myTasks;
    }
    public static void removeTask(Context context,String spUser,String taskName)
    {
      SharedPreferences myPref=context.getSharedPreferences(spUser,Context.MODE_PRIVATE);
        SharedPreferences.Editor editor=myPref.edit();
        editor.remove(taskName);
        editor.commit();
    }
}
--------------------------
//task_layout
-----------------------------
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="horizontal" android:layout_width="match_parent"
    android:layout_height="wrap_content">
    <CheckBox
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:id="@+id/cbIsDone"
        android:layout_weight="5"/>
    <TextView
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:text="@string/txtTask"
        android:id="@+id/txtTask"
        android:layout_weight="2"
        android:textSize="22sp"
        android:gravity="center_horizontal|left"/>
    <ImageView
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:src="@drawable/delete_task"
        android:layout_weight="5"
        android:id="@+id/btnTrash"/>
</LinearLayout>
-----------------------------
//strings
------------------------------
<resources>
    <!--activity_login layout-->
    <string name="app_name">MyLoginApp</string>
    <string name="logo_login">Log In</string>
    <string name="username_hint">Enter your name...</string>
    <string name="pass_hint">Enter your password...</string>
    <string name="btn_login">Log in</string>
    <string name="btn_reg">Register</string>
    <string name="msgLogo">Log in</string>
    <!--activity_register layout-->
    <string name="reg_logo">Register</string>
    <string name="regHintUserName">Enter your name...</string>
    <string name="regHintPass">Enter a pssword...</string>
    <string name="checkPass">Enter your password again...</string>
    <string name="nickName">Enter your nick name...</string>
    <string name="btn_cancel">Cancel</string>
    <!--activity_task layout-->
    <string name="task_logo"></string>
    <string name="add_task">Add a Task</string>
    <!--alertv dialog new task-->
    <string name="adLogo">New Task</string>
    <string name="adTxtHint">write a new task here...</string>
    <string name="adPosBtn">OK</string>
    <string name="adNegBtn">Cancel</string>
    <!--task layout-->
    <string name="txtTask">single item..</string>
</resources>