//Home package com.example.lenovo.model; import android.content.Intent; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.view.View; import android.widget.Button; import android.widget.EditText; import android.widget.Toast; import com.example.lenovo.model.DB.DBHelper; public class Home extends AppCompatActivity { DBHelper mydb; EditText edname, edpassword; Button buttonlogin,buttonregister; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_home); edname = (EditText)findViewById(R.id.u1); edpassword = (EditText)findViewById(R.id.p1); buttonlogin = (Button)findViewById(R.id.l1); buttonregister = (Button)findViewById(R.id.r1); add(); buttonregister.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { startActivity(new Intent(Home.this,ProfileManagement.class)); } }); } private void add() { buttonregister.setOnClickListener( new View.OnClickListener() { @Override public void onClick(View view) { boolean insertinto = mydb.addInfo(edname.getText().toString()); if(insertinto==true) Toast.makeText(Home.this,"Success",Toast.LENGTH_LONG).show(); else Toast.makeText(Home.this,"Failure",Toast.LENGTH_LONG).show(); } } ); } } *********************************************************************************************************************************************************** //profile managemnt package com.example.lenovo.model; import android.content.Intent; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.view.View; import android.widget.Button; import android.widget.EditText; import android.widget.RadioButton; import android.widget.RadioGroup; import com.example.lenovo.model.DB.DBHelper; public class ProfileManagement extends AppCompatActivity{ DBHelper mydb; EditText edname1, edpassword1,eddob; Button btnupdateprofile; RadioGroup r2; RadioButton m2,f2; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_profile_management); edname1 = (EditText)findViewById(R.id.u3); edpassword1 =(EditText)findViewById(R.id.p3); eddob =(EditText)findViewById(R.id.d2); btnupdateprofile = (Button)findViewById(R.id.up1); r2 = (RadioGroup)findViewById(R.id.rg2); m2= (RadioButton)findViewById(R.id.m1); f2 = (RadioButton)findViewById(R.id.f1); btnupdateprofile.setOnClickListener( new View.OnClickListener() { @Override public void onClick(View view) { startActivity(new Intent(ProfileManagement.this,EditProfile.class)); } } ); } } ******************************************************************************************************************************************************************* //user profile package com.example.lenovo.model; import android.provider.BaseColumns; public final class UserProfile { private int ID; private String username; private String password; private boolean gender; private String dob; public UserProfile() { } public int getID() { return ID; } public void setID(int ID) { this.ID = ID; } public String getUsername() { return username; } public void setUsername(String username) { this.username = username; } public String getPassword() { return password; } public void setPassword(String password) { this.password = password; } public boolean isGender() { return gender; } public void setGender(boolean gender) { this.gender = gender; } public String getDob() { return dob; } public void setDob(String dob) { this.dob = dob; } public class Users implements BaseColumns{ public static final String TABLENAME = "UserInfo" ; public static final String _ID = "ID" ; public static final String userName = "username"; public static final String dateOfBirth= "dob"; public static final String Gender="gender"; } } ********************************************************************************************************************************************************************** //edit profile package com.example.lenovo.model; import android.content.Intent; import android.database.Cursor; import android.support.v7.app.AlertDialog; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.view.View; import android.widget.Button; import android.widget.EditText; import android.widget.RadioButton; import android.widget.RadioGroup; import android.widget.Toast; import com.example.lenovo.model.DB.DBHelper; public class EditProfile extends AppCompatActivity { DBHelper mydb; EditText edname2,edpassword2,eddob2; Button btnedit,btndelete,btnsearch; RadioGroup r1; RadioButton ma1,fe1,Rb; String AB; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_edit_profile); edname2 = (EditText)findViewById(R.id.u3); edpassword2 =(EditText)findViewById(R.id.p3); eddob2 = (EditText)findViewById(R.id.d2); r1 =(RadioGroup)findViewById(R.id.rg1); ma1 = (RadioButton)findViewById(R.id.m1); fe1 =(RadioButton)findViewById(R.id.f1); search(); update(); delete(); } public void search(){ btnsearch.setOnClickListener( new View.OnClickListener() { @Override public void onClick(View view) { Cursor cnew = mydb.readAllInfo(); if (cnew == 0) { showMessage("error", "Nothing to show"); return; } StringBuffer buffer = new StringBuffer(); while (cnew.moveToNext()) { buffer.append("\n\n id" + cnew.getString(0)); buffer.append("\n username " + cnew.getString(1)); buffer.append(("\n dob" + cnew.getString(2))); buffer.append("\n gender" + cnew.getString(3)); } showMessage("Data", buffer.toString()); } });} public void showMessage(String Title, String Message){ AlertDialog.Builder builder =new AlertDialog.Builder(this); builder.setCancelable(true); builder.setMessage(Message); builder.setTitle(Title); builder.show(); } public void update(){ btnedit.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { boolean upd = mydb.updateInfor(eddob2.getText().toString(),eddob2.getText().toString(), r1.setOnCheckedChangeListener(new RadioGroup.OnCheckedChangeListener() { @Override public void onCheckedChanged(RadioGroup radioGroup, int i) { Rb = r1.findViewById(i); switch (i){ case R.id.m1: AB=ma1.getText().toString(); case R.id.f1: AB=fe1.getText().toString(); default: } } });); if(upd ==true) Toast.makeText(EditProfile.this,"Success",Toast.LENGTH_LONG).show(); else Toast.makeText(EditProfile.this,"Failure",Toast.LENGTH_LONG).show(); } }); } public void delete(){ btndelete.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { int del = mydb.deleteInfo(); if(del>0) Toast.makeText(EditProfile.this,"Success",Toast.LENGTH_LONG).show(); else Toast.makeText(EditProfile.this,"Failure",Toast.LENGTH_LONG).show(); } }); } } ******************************************************************************************************************************************************************** //db helper package com.example.lenovo.model.DB; import android.content.ContentValues; import android.content.Context; import android.database.Cursor; import android.database.sqlite.SQLiteDatabase; import android.database.sqlite.SQLiteOpenHelper; import com.example.lenovo.model.UserProfile; public class DBHelper extends SQLiteOpenHelper { public static final String dbname = "Model.db"; public DBHelper(Context context) { super(context, dbname, null, 1); } @Override public void onCreate(SQLiteDatabase db) { db.execSQL("CREATE TABLE "+UserProfile.Users.TABLENAME+"("+UserProfile.Users._ID+" PRIMARY KEY, "+ UserProfile.Users.userName+" TEXT, "+ UserProfile.Users.dateOfBirth+" TEXT, "+ UserProfile.Users.Gender+" TEXT)"); } @Override public void onUpgrade(SQLiteDatabase db, int i, int i1) { db.execSQL("DROP TABLE IF EXISTS " + UserProfile.Users.TABLENAME); onCreate(db); } public boolean addInfo(String username){ SQLiteDatabase db = this.getWritableDatabase(); ContentValues contentValues = new ContentValues(); contentValues.put(UserProfile.Users.userName,username); db.insert(UserProfile.Users.TABLENAME,null,contentValues); return true; } public boolean updateInfor(String ID,String username,String dob,String gender){ SQLiteDatabase db = this.getWritableDatabase(); ContentValues contentValues = new ContentValues(); contentValues.put(UserProfile.Users.userName,username); contentValues.put(UserProfile.Users.dateOfBirth,dob); contentValues.put(UserProfile.Users.Gender,gender); long result = db.update(UserProfile.Users.TABLENAME,contentValues,"_ID=?",new String[]{ID}); if(result==1) return true; else return false; } public Cursor readAllInfo(){ SQLiteDatabase db = this.getReadableDatabase(); return db.rawQuery("SELECT * FROM "+ UserProfile.Users.userName,null); } public int deleteInfo(){ SQLiteDatabase db = this.getWritableDatabase(); return db.delete(UserProfile.Users.TABLENAME,"_ID=?",new String[]{UserProfile.Users._ID}); } public Cursor readAllInfo(String ID){ SQLiteDatabase db = this.getReadableDatabase(); return db.rawQuery("SELECT * FROM " +UserProfile.Users.userName,new String[]{ID}); } } ******************************************************************************************************************************************************************* //activity_edit_profile ********************************************************************************************************************************************************************** //activity_home ********************************************************************************************************************************************************************** //activity_profile_management ***********************************************************************************************************************************************************