hello for sqlite
=>manifest
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.example.hello"
android:versionCode="1"
android:versionName="1.0" >
<uses-sdk
android:minSdkVersion="17"
android:targetSdkVersion="18" />
<application
android:allowBackup="true"
android:icon="@drawable/ic_launcher"
android:label="@string/app_name"
android:theme="@style/AppTheme" >
<activity
android:name=".Main_Screen"
android:label="@string/app_name" >
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
<activity
android:name=".Add_Update_User"
android:configChanges="orientation"
android:label="@string/app_name" />
<activity
android:name=".My_Blog"
android:configChanges="orientation"
android:label="@string/app_name" />
</application>
</manifest>
==========================================================
Add_Update_User.java
package com.example.hello;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.telephony.PhoneNumberFormattingTextWatcher;
import android.text.Editable;
import android.text.TextWatcher;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.LinearLayout;
import android.widget.Toast;
public class Add_Update_User extends Activity {
EditText add_name, add_mobile, add_email;
Button add_save_btn, add_view_all, update_btn, update_view_all;
LinearLayout add_view, update_view;
String valid_mob_number = null, valid_email = null, valid_name = null,
Toast_msg = null, valid_user_id = "";
int USER_ID;
DatabaseHandler dbHandler = new DatabaseHandler(this);
@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
setContentView(R.layout.add_update_screen);
// set screen
Set_Add_Update_Screen();
// set visibility of view as per calling activity
String called_from = getIntent().getStringExtra("called");
if (called_from.equalsIgnoreCase("add")) {
add_view.setVisibility(View.VISIBLE);
update_view.setVisibility(View.GONE);
} else {
update_view.setVisibility(View.VISIBLE);
add_view.setVisibility(View.GONE);
USER_ID = Integer.parseInt(getIntent().getStringExtra("USER_ID"));
Contact c = dbHandler.Get_Contact(USER_ID);
add_name.setText(c.getName());
add_mobile.setText(c.getPhoneNumber());
add_email.setText(c.getEmail());
// dbHandler.close();
}
add_mobile.addTextChangedListener(new TextWatcher() {
@Override
public void onTextChanged(CharSequence s, int start, int before,
int count) {
// TODO Auto-generated method stub
}
@Override
public void beforeTextChanged(CharSequence s, int start, int count,
int after) {
// TODO Auto-generated method stub
}
@Override
public void afterTextChanged(Editable s) {
// TODO Auto-generated method stub
// min lenth 10 and max lenth 12 (2 extra for - as per phone
// matcher format)
Is_Valid_Sign_Number_Validation(12, 12, add_mobile);
}
});
add_mobile
.addTextChangedListener(new PhoneNumberFormattingTextWatcher());
add_email.addTextChangedListener(new TextWatcher() {
@Override
public void onTextChanged(CharSequence s, int start, int before,
int count) {
// TODO Auto-generated method stub
}
@Override
public void beforeTextChanged(CharSequence s, int start, int count,
int after) {
// TODO Auto-generated method stub
}
@Override
public void afterTextChanged(Editable s) {
// TODO Auto-generated method stub
Is_Valid_Email(add_email);
}
});
add_name.addTextChangedListener(new TextWatcher() {
@Override
public void onTextChanged(CharSequence s, int start, int before,
int count) {
// TODO Auto-generated method stub
}
@Override
public void beforeTextChanged(CharSequence s, int start, int count,
int after) {
// TODO Auto-generated method stub
}
@Override
public void afterTextChanged(Editable s) {
// TODO Auto-generated method stub
Is_Valid_Person_Name(add_name);
}
});
add_save_btn.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
// check the value state is null or not
if (valid_name != null && valid_mob_number != null
&& valid_email != null && valid_name.length() != 0
&& valid_mob_number.length() != 0
&& valid_email.length() != 0) {
dbHandler.Add_Contact(new Contact(valid_name,
valid_mob_number, valid_email));
Toast_msg = "Data inserted successfully";
Show_Toast(Toast_msg);
Reset_Text();
}
}
});
update_btn.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
valid_name = add_name.getText().toString();
valid_mob_number = add_mobile.getText().toString();
valid_email = add_email.getText().toString();
// check the value state is null or not
if (valid_name != null && valid_mob_number != null
&& valid_email != null && valid_name.length() != 0
&& valid_mob_number.length() != 0
&& valid_email.length() != 0) {
dbHandler.Update_Contact(new Contact(USER_ID, valid_name,
valid_mob_number, valid_email));
dbHandler.close();
Toast_msg = "Data Update successfully";
Show_Toast(Toast_msg);
Reset_Text();
} else {
Toast_msg = "Sorry Some Fields are missing.\nPlease Fill up all.";
Show_Toast(Toast_msg);
}
}
});
update_view_all.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
Intent view_user = new Intent(Add_Update_User.this,
Main_Screen.class);
view_user.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP
| Intent.FLAG_ACTIVITY_NEW_TASK);
startActivity(view_user);
finish();
}
});
add_view_all.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
Intent view_user = new Intent(Add_Update_User.this,
Main_Screen.class);
view_user.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP
| Intent.FLAG_ACTIVITY_NEW_TASK);
startActivity(view_user);
finish();
}
});
}
public void Set_Add_Update_Screen() {
add_name = (EditText) findViewById(R.id.add_name);
add_mobile = (EditText) findViewById(R.id.add_mobile);
add_email = (EditText) findViewById(R.id.add_email);
add_save_btn = (Button) findViewById(R.id.add_save_btn);
update_btn = (Button) findViewById(R.id.update_btn);
add_view_all = (Button) findViewById(R.id.add_view_all);
update_view_all = (Button) findViewById(R.id.update_view_all);
add_view = (LinearLayout) findViewById(R.id.add_view);
update_view = (LinearLayout) findViewById(R.id.update_view);
add_view.setVisibility(View.GONE);
update_view.setVisibility(View.GONE);
}
public void Is_Valid_Sign_Number_Validation(int MinLen, int MaxLen,
EditText edt) throws NumberFormatException {
if (edt.getText().toString().length() <= 0) {
edt.setError("Number Only");
valid_mob_number = null;
} else if (edt.getText().toString().length() < MinLen) {
edt.setError("Minimum length " + MinLen);
valid_mob_number = null;
} else if (edt.getText().toString().length() > MaxLen) {
edt.setError("Maximum length " + MaxLen);
valid_mob_number = null;
} else {
valid_mob_number = edt.getText().toString();
}
} // END OF Edittext validation
public void Is_Valid_Email(EditText edt) {
if (edt.getText().toString() == null) {
edt.setError("Invalid Email Address");
valid_email = null;
} else if (isEmailValid(edt.getText().toString()) == false) {
edt.setError("Invalid Email Address");
valid_email = null;
} else {
valid_email = edt.getText().toString();
}
}
boolean isEmailValid(CharSequence email) {
return android.util.Patterns.EMAIL_ADDRESS.matcher(email).matches();
} // end of email matcher
public void Is_Valid_Person_Name(EditText edt) throws NumberFormatException {
if (edt.getText().toString().length() <= 0) {
edt.setError("Accept Alphabets Only.");
valid_name = null;
} else if (!edt.getText().toString().matches("[a-zA-Z ]+")) {
edt.setError("Accept Alphabets Only.");
valid_name = null;
} else {
valid_name = edt.getText().toString();
}
}
public void Show_Toast(String msg) {
Toast.makeText(getApplicationContext(), msg, Toast.LENGTH_LONG).show();
}
public void Reset_Text() {
add_name.getText().clear();
add_mobile.getText().clear();
add_email.getText().clear();
}
}
=========================================================================
=>Contact.java
package com.example.hello;
public class Contact {
// private variables
public int _id;
public String _name;
public String _phone_number;
public String _email;
public Contact() {
}
// constructor
public Contact(int id, String name, String _phone_number, String _email) {
this._id = id;
this._name = name;
this._phone_number = _phone_number;
this._email = _email;
}
// constructor
public Contact(String name, String _phone_number, String _email) {
this._name = name;
this._phone_number = _phone_number;
this._email = _email;
}
// getting ID
public int getID() {
return this._id;
}
// setting id
public void setID(int id) {
this._id = id;
}
// getting name
public String getName() {
return this._name;
}
// setting name
public void setName(String name) {
this._name = name;
}
// getting phone number
public String getPhoneNumber() {
return this._phone_number;
}
// setting phone number
public void setPhoneNumber(String phone_number) {
this._phone_number = phone_number;
}
// getting email
public String getEmail() {
return this._email;
}
// setting email
public void setEmail(String email) {
this._email = email;
}
}
==================================================================================
DatabaseHandler.java
package com.example.hello;
import java.util.ArrayList;
import android.content.ContentValues;
import android.content.Context;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteOpenHelper;
import android.util.Log;
public class DatabaseHandler extends SQLiteOpenHelper {
// All Static variables
// Database Version
private static final int DATABASE_VERSION = 1;
// Database Name
private static final String DATABASE_NAME = "contactsManager";
// Contacts table name
private static final String TABLE_CONTACTS = "contacts";
// Contacts Table Columns names
private static final String KEY_ID = "id";
private static final String KEY_NAME = "name";
private static final String KEY_PH_NO = "phone_number";
private static final String KEY_EMAIL = "email";
private final ArrayList<Contact> contact_list = new ArrayList<Contact>();
public DatabaseHandler(Context context) {
super(context, DATABASE_NAME, null, DATABASE_VERSION);
}
// Creating Tables
@Override
public void onCreate(SQLiteDatabase db) {
String CREATE_CONTACTS_TABLE = "CREATE TABLE " + TABLE_CONTACTS + "("
+ KEY_ID + " INTEGER PRIMARY KEY," + KEY_NAME + " TEXT,"
+ KEY_PH_NO + " TEXT," + KEY_EMAIL + " TEXT" + ")";
db.execSQL(CREATE_CONTACTS_TABLE);
}
// Upgrading database
@Override
public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
// Drop older table if existed
db.execSQL("DROP TABLE IF EXISTS " + TABLE_CONTACTS);
// Create tables again
onCreate(db);
}
/**
* All CRUD(Create, Read, Update, Delete) Operations
*/
// Adding new contact
public void Add_Contact(Contact contact) {
SQLiteDatabase db = this.getWritableDatabase();
ContentValues values = new ContentValues();
values.put(KEY_NAME, contact.getName()); // Contact Name
values.put(KEY_PH_NO, contact.getPhoneNumber()); // Contact Phone
values.put(KEY_EMAIL, contact.getEmail()); // Contact Email
// Inserting Row
db.insert(TABLE_CONTACTS, null, values);
db.close(); // Closing database connection
}
// Getting single contact
Contact Get_Contact(int id) {
SQLiteDatabase db = this.getReadableDatabase();
Cursor cursor = db.query(TABLE_CONTACTS, new String[] { KEY_ID,
KEY_NAME, KEY_PH_NO, KEY_EMAIL }, KEY_ID + "=?",
new String[] { String.valueOf(id) }, null, null, null, null);
if (cursor != null)
cursor.moveToFirst();
Contact contact = new Contact(Integer.parseInt(cursor.getString(0)),
cursor.getString(1), cursor.getString(2), cursor.getString(3));
// return contact
cursor.close();
db.close();
return contact;
}
// Getting All Contacts
public ArrayList<Contact> Get_Contacts() {
try {
contact_list.clear();
// Select All Query
String selectQuery = "SELECT * FROM " + TABLE_CONTACTS;
SQLiteDatabase db = this.getWritableDatabase();
Cursor cursor = db.rawQuery(selectQuery, null);
// looping through all rows and adding to list
if (cursor.moveToFirst()) {
do {
Contact contact = new Contact();
contact.setID(Integer.parseInt(cursor.getString(0)));
contact.setName(cursor.getString(1));
contact.setPhoneNumber(cursor.getString(2));
contact.setEmail(cursor.getString(3));
// Adding contact to list
contact_list.add(contact);
} while (cursor.moveToNext());
}
// return contact list
cursor.close();
db.close();
return contact_list;
} catch (Exception e) {
// TODO: handle exception
Log.e("all_contact", "" + e);
}
return contact_list;
}
// Updating single contact
public int Update_Contact(Contact contact) {
SQLiteDatabase db = this.getWritableDatabase();
ContentValues values = new ContentValues();
values.put(KEY_NAME, contact.getName());
values.put(KEY_PH_NO, contact.getPhoneNumber());
values.put(KEY_EMAIL, contact.getEmail());
// updating row
return db.update(TABLE_CONTACTS, values, KEY_ID + " = ?",
new String[] { String.valueOf(contact.getID()) });
}
// Deleting single contact
public void Delete_Contact(int id) {
SQLiteDatabase db = this.getWritableDatabase();
db.delete(TABLE_CONTACTS, KEY_ID + " = ?",
new String[] { String.valueOf(id) });
db.close();
}
// Getting contacts Count
public int Get_Total_Contacts() {
String countQuery = "SELECT * FROM " + TABLE_CONTACTS;
SQLiteDatabase db = this.getReadableDatabase();
Cursor cursor = db.rawQuery(countQuery, null);
cursor.close();
// return count
return cursor.getCount();
}
}
=========================================================================
Main_Screen.java
package com.example.hello;
import java.util.ArrayList;
import android.app.Activity;
import android.app.AlertDialog;
import android.content.DialogInterface;
import android.content.Intent;
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.ArrayAdapter;
import android.widget.Button;
import android.widget.ListView;
import android.widget.TextView;
import android.widget.Toast;
public class Main_Screen extends Activity {
Button add_btn;
ListView Contact_listview;
ArrayList<Contact> contact_data = new ArrayList<Contact>();
Contact_Adapter cAdapter;
DatabaseHandler db;
String Toast_msg;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
try {
Contact_listview = (ListView) findViewById(R.id.list);
Contact_listview.setItemsCanFocus(false);
add_btn = (Button) findViewById(R.id.add_btn);
Set_Referash_Data();
} catch (Exception e) {
// TODO: handle exception
Log.e("some error", "" + e);
}
add_btn.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
Intent add_user = new Intent(Main_Screen.this,
Add_Update_User.class);
add_user.putExtra("called", "add");
add_user.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP
| Intent.FLAG_ACTIVITY_NEW_TASK);
startActivity(add_user);
finish();
}
});
}
public void Call_My_Blog(View v) {
// Intent intent = new Intent(Main_Screen.this, My_Blog.class);
// startActivity(intent);
}
public void Set_Referash_Data() {
contact_data.clear();
db = new DatabaseHandler(this);
ArrayList<Contact> contact_array_from_db = db.Get_Contacts();
for (int i = 0; i < contact_array_from_db.size(); i++) {
int tidno = contact_array_from_db.get(i).getID();
String name = contact_array_from_db.get(i).getName();
String mobile = contact_array_from_db.get(i).getPhoneNumber();
String email = contact_array_from_db.get(i).getEmail();
Contact cnt = new Contact();
cnt.setID(tidno);
cnt.setName(name);
cnt.setEmail(email);
cnt.setPhoneNumber(mobile);
contact_data.add(cnt);
}
db.close();
cAdapter = new Contact_Adapter(Main_Screen.this, R.layout.listview_row,
contact_data);
Contact_listview.setAdapter(cAdapter);
cAdapter.notifyDataSetChanged();
}
public void Show_Toast(String msg) {
Toast.makeText(getApplicationContext(), msg, Toast.LENGTH_LONG).show();
}
@Override
public void onResume() {
// TODO Auto-generated method stub
super.onResume();
Set_Referash_Data();
}
public class Contact_Adapter extends ArrayAdapter<Contact> {
Activity activity;
int layoutResourceId;
Contact user;
ArrayList<Contact> data = new ArrayList<Contact>();
public Contact_Adapter(Activity act, int layoutResourceId,
ArrayList<Contact> data) {
super(act, layoutResourceId, data);
this.layoutResourceId = layoutResourceId;
this.activity = act;
this.data = data;
notifyDataSetChanged();
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
View row = convertView;
UserHolder holder = null;
if (row == null) {
LayoutInflater inflater = LayoutInflater.from(activity);
row = inflater.inflate(layoutResourceId, parent, false);
holder = new UserHolder();
holder.name = (TextView) row.findViewById(R.id.user_name_txt);
holder.email = (TextView) row.findViewById(R.id.user_email_txt);
holder.number = (TextView) row.findViewById(R.id.user_mob_txt);
holder.edit = (Button) row.findViewById(R.id.btn_update);
holder.delete = (Button) row.findViewById(R.id.btn_delete);
row.setTag(holder);
} else {
holder = (UserHolder) row.getTag();
}
user = data.get(position);
holder.edit.setTag(user.getID());
holder.delete.setTag(user.getID());
holder.name.setText(user.getName());
holder.email.setText(user.getEmail());
holder.number.setText(user.getPhoneNumber());
holder.edit.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
Log.i("Edit Button Clicked", "**********");
Intent update_user = new Intent(activity,
Add_Update_User.class);
update_user.putExtra("called", "update");
update_user.putExtra("USER_ID", v.getTag().toString());
activity.startActivity(update_user);
}
});
holder.delete.setOnClickListener(new OnClickListener() {
@Override
public void onClick(final View v) {
// TODO Auto-generated method stub
// show a message while loader is loading
AlertDialog.Builder adb = new AlertDialog.Builder(activity);
adb.setTitle("Delete?");
adb.setMessage("Are you sure you want to delete ");
final int user_id = Integer.parseInt(v.getTag().toString());
adb.setNegativeButton("Cancel", null);
adb.setPositiveButton("Ok",
new AlertDialog.OnClickListener() {
@Override
public void onClick(DialogInterface dialog,
int which) {
// MyDataObject.remove(positionToRemove);
DatabaseHandler dBHandler = new DatabaseHandler(
activity.getApplicationContext());
dBHandler.Delete_Contact(user_id);
Main_Screen.this.onResume();
}
});
adb.show();
}
});
return row;
}
class UserHolder {
TextView name;
TextView email;
TextView number;
Button edit;
Button delete;
}
}
}
=======================================================================
activity_main.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:orientation="vertical" >
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:layout_marginBottom="10dp"
android:layout_marginTop="10dp"
android:gravity="bottom|center"
android:onClick="Call_My_Blog"
android:orientation="horizontal" >
<ImageView
android:id="@+id/imageButton1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_above="@+id/textView1"
android:layout_gravity="bottom"
android:onClick="Call_My_Blog"
android:src="@drawable/ic_launcher" />
<TextView
android:id="@+id/textView1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:onClick="Call_My_Blog"
android:text="Get More Tutorial"
android:textAppearance="?android:attr/textAppearanceLarge" />
</LinearLayout>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:background="#000000"
android:orientation="horizontal"
android:weightSum="1" >
<Button
android:id="@+id/add_btn"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_weight="1"
android:background="#000000"
android:clickable="false"
android:focusable="false"
android:text="Add User"
android:textColor="#FFFFFF" />
</LinearLayout>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:orientation="vertical" >
<ListView
android:id="@+id/list"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:focusable="false"
android:focusableInTouchMode="false" />
</LinearLayout>
</LinearLayout>
======================================================================
add_update_screen.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:orientation="vertical" >
<TextView
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_marginBottom="15dp"
android:layout_marginTop="5dp"
android:gravity="center"
android:text="User Application"
android:textSize="18dp" />
<EditText
android:id="@+id/add_name"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:ems="10"
android:hint="Name"
android:inputType="textPersonName" >
<requestFocus />
</EditText>
<EditText
android:id="@+id/add_mobile"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginTop="10dp"
android:ems="10"
android:hint="Mobile Number"
android:inputType="phone"
android:maxLength="12" />
<EditText
android:id="@+id/add_email"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginTop="10dp"
android:ems="10"
android:hint="Email Address"
android:inputType="textEmailAddress" />
<LinearLayout
android:id="@+id/add_view"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_gravity="center"
android:layout_marginTop="10dp"
android:orientation="horizontal"
android:weightSum="2" >
<Button
android:id="@+id/add_save_btn"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center"
android:layout_marginLeft="5dp"
android:layout_marginRight="5dp"
android:layout_weight="1"
android:background="#000000"
android:text="Add User"
android:textColor="#FFFFFF" />
<Button
android:id="@+id/add_view_all"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center"
android:layout_marginLeft="5dp"
android:layout_marginRight="5dp"
android:layout_weight="1"
android:background="#000000"
android:text="View All"
android:textColor="#FFFFFF" />
</LinearLayout>
<LinearLayout
android:id="@+id/update_view"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_gravity="center"
android:layout_marginTop="10dp"
android:orientation="horizontal"
android:weightSum="2" >
<Button
android:id="@+id/update_btn"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center"
android:layout_marginLeft="5dp"
android:layout_marginRight="5dp"
android:layout_weight="1"
android:background="#000000"
android:text="Save Updates"
android:textColor="#FFFFFF" />
<Button
android:id="@+id/update_view_all"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center"
android:layout_marginLeft="5dp"
android:layout_marginRight="5dp"
android:layout_weight="1"
android:background="#000000"
android:text="View All"
android:textColor="#FFFFFF" />
</LinearLayout>
</LinearLayout>
======================================================================
listview_row.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:orientation="vertical" >
<TextView
android:id="@+id/user_name_id"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text=""
android:textAppearance="?android:attr/textAppearanceMedium"
android:visibility="gone" />
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:orientation="horizontal" >
<LinearLayout
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:orientation="vertical" >
<TextView
android:id="@+id/user_name_txt"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text=""
android:textAppearance="?android:attr/textAppearanceMedium" />
<TextView
android:id="@+id/user_mob_txt"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text=""
android:textAppearance="?android:attr/textAppearanceSmall" />
<TextView
android:id="@+id/user_email_txt"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text=""
android:textAppearance="?android:attr/textAppearanceSmall" />
</LinearLayout>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:gravity="right"
android:orientation="horizontal" >
<Button
android:id="@+id/btn_update"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginRight="5dp"
android:background="@drawable/ic_launcher"
android:focusable="false"
android:focusableInTouchMode="false"
android:text="" />
<Button
android:id="@+id/btn_delete"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginRight="5dp"
android:background="@drawable/ic_launcher"
android:focusable="false"
android:focusableInTouchMode="false"
android:text="" />
</LinearLayout>
</LinearLayout>
</LinearLayout>
=>manifest
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.example.hello"
android:versionCode="1"
android:versionName="1.0" >
<uses-sdk
android:minSdkVersion="17"
android:targetSdkVersion="18" />
<application
android:allowBackup="true"
android:icon="@drawable/ic_launcher"
android:label="@string/app_name"
android:theme="@style/AppTheme" >
<activity
android:name=".Main_Screen"
android:label="@string/app_name" >
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
<activity
android:name=".Add_Update_User"
android:configChanges="orientation"
android:label="@string/app_name" />
<activity
android:name=".My_Blog"
android:configChanges="orientation"
android:label="@string/app_name" />
</application>
</manifest>
==========================================================
Add_Update_User.java
package com.example.hello;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.telephony.PhoneNumberFormattingTextWatcher;
import android.text.Editable;
import android.text.TextWatcher;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.LinearLayout;
import android.widget.Toast;
public class Add_Update_User extends Activity {
EditText add_name, add_mobile, add_email;
Button add_save_btn, add_view_all, update_btn, update_view_all;
LinearLayout add_view, update_view;
String valid_mob_number = null, valid_email = null, valid_name = null,
Toast_msg = null, valid_user_id = "";
int USER_ID;
DatabaseHandler dbHandler = new DatabaseHandler(this);
@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
setContentView(R.layout.add_update_screen);
// set screen
Set_Add_Update_Screen();
// set visibility of view as per calling activity
String called_from = getIntent().getStringExtra("called");
if (called_from.equalsIgnoreCase("add")) {
add_view.setVisibility(View.VISIBLE);
update_view.setVisibility(View.GONE);
} else {
update_view.setVisibility(View.VISIBLE);
add_view.setVisibility(View.GONE);
USER_ID = Integer.parseInt(getIntent().getStringExtra("USER_ID"));
Contact c = dbHandler.Get_Contact(USER_ID);
add_name.setText(c.getName());
add_mobile.setText(c.getPhoneNumber());
add_email.setText(c.getEmail());
// dbHandler.close();
}
add_mobile.addTextChangedListener(new TextWatcher() {
@Override
public void onTextChanged(CharSequence s, int start, int before,
int count) {
// TODO Auto-generated method stub
}
@Override
public void beforeTextChanged(CharSequence s, int start, int count,
int after) {
// TODO Auto-generated method stub
}
@Override
public void afterTextChanged(Editable s) {
// TODO Auto-generated method stub
// min lenth 10 and max lenth 12 (2 extra for - as per phone
// matcher format)
Is_Valid_Sign_Number_Validation(12, 12, add_mobile);
}
});
add_mobile
.addTextChangedListener(new PhoneNumberFormattingTextWatcher());
add_email.addTextChangedListener(new TextWatcher() {
@Override
public void onTextChanged(CharSequence s, int start, int before,
int count) {
// TODO Auto-generated method stub
}
@Override
public void beforeTextChanged(CharSequence s, int start, int count,
int after) {
// TODO Auto-generated method stub
}
@Override
public void afterTextChanged(Editable s) {
// TODO Auto-generated method stub
Is_Valid_Email(add_email);
}
});
add_name.addTextChangedListener(new TextWatcher() {
@Override
public void onTextChanged(CharSequence s, int start, int before,
int count) {
// TODO Auto-generated method stub
}
@Override
public void beforeTextChanged(CharSequence s, int start, int count,
int after) {
// TODO Auto-generated method stub
}
@Override
public void afterTextChanged(Editable s) {
// TODO Auto-generated method stub
Is_Valid_Person_Name(add_name);
}
});
add_save_btn.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
// check the value state is null or not
if (valid_name != null && valid_mob_number != null
&& valid_email != null && valid_name.length() != 0
&& valid_mob_number.length() != 0
&& valid_email.length() != 0) {
dbHandler.Add_Contact(new Contact(valid_name,
valid_mob_number, valid_email));
Toast_msg = "Data inserted successfully";
Show_Toast(Toast_msg);
Reset_Text();
}
}
});
update_btn.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
valid_name = add_name.getText().toString();
valid_mob_number = add_mobile.getText().toString();
valid_email = add_email.getText().toString();
// check the value state is null or not
if (valid_name != null && valid_mob_number != null
&& valid_email != null && valid_name.length() != 0
&& valid_mob_number.length() != 0
&& valid_email.length() != 0) {
dbHandler.Update_Contact(new Contact(USER_ID, valid_name,
valid_mob_number, valid_email));
dbHandler.close();
Toast_msg = "Data Update successfully";
Show_Toast(Toast_msg);
Reset_Text();
} else {
Toast_msg = "Sorry Some Fields are missing.\nPlease Fill up all.";
Show_Toast(Toast_msg);
}
}
});
update_view_all.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
Intent view_user = new Intent(Add_Update_User.this,
Main_Screen.class);
view_user.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP
| Intent.FLAG_ACTIVITY_NEW_TASK);
startActivity(view_user);
finish();
}
});
add_view_all.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
Intent view_user = new Intent(Add_Update_User.this,
Main_Screen.class);
view_user.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP
| Intent.FLAG_ACTIVITY_NEW_TASK);
startActivity(view_user);
finish();
}
});
}
public void Set_Add_Update_Screen() {
add_name = (EditText) findViewById(R.id.add_name);
add_mobile = (EditText) findViewById(R.id.add_mobile);
add_email = (EditText) findViewById(R.id.add_email);
add_save_btn = (Button) findViewById(R.id.add_save_btn);
update_btn = (Button) findViewById(R.id.update_btn);
add_view_all = (Button) findViewById(R.id.add_view_all);
update_view_all = (Button) findViewById(R.id.update_view_all);
add_view = (LinearLayout) findViewById(R.id.add_view);
update_view = (LinearLayout) findViewById(R.id.update_view);
add_view.setVisibility(View.GONE);
update_view.setVisibility(View.GONE);
}
public void Is_Valid_Sign_Number_Validation(int MinLen, int MaxLen,
EditText edt) throws NumberFormatException {
if (edt.getText().toString().length() <= 0) {
edt.setError("Number Only");
valid_mob_number = null;
} else if (edt.getText().toString().length() < MinLen) {
edt.setError("Minimum length " + MinLen);
valid_mob_number = null;
} else if (edt.getText().toString().length() > MaxLen) {
edt.setError("Maximum length " + MaxLen);
valid_mob_number = null;
} else {
valid_mob_number = edt.getText().toString();
}
} // END OF Edittext validation
public void Is_Valid_Email(EditText edt) {
if (edt.getText().toString() == null) {
edt.setError("Invalid Email Address");
valid_email = null;
} else if (isEmailValid(edt.getText().toString()) == false) {
edt.setError("Invalid Email Address");
valid_email = null;
} else {
valid_email = edt.getText().toString();
}
}
boolean isEmailValid(CharSequence email) {
return android.util.Patterns.EMAIL_ADDRESS.matcher(email).matches();
} // end of email matcher
public void Is_Valid_Person_Name(EditText edt) throws NumberFormatException {
if (edt.getText().toString().length() <= 0) {
edt.setError("Accept Alphabets Only.");
valid_name = null;
} else if (!edt.getText().toString().matches("[a-zA-Z ]+")) {
edt.setError("Accept Alphabets Only.");
valid_name = null;
} else {
valid_name = edt.getText().toString();
}
}
public void Show_Toast(String msg) {
Toast.makeText(getApplicationContext(), msg, Toast.LENGTH_LONG).show();
}
public void Reset_Text() {
add_name.getText().clear();
add_mobile.getText().clear();
add_email.getText().clear();
}
}
=========================================================================
=>Contact.java
package com.example.hello;
public class Contact {
// private variables
public int _id;
public String _name;
public String _phone_number;
public String _email;
public Contact() {
}
// constructor
public Contact(int id, String name, String _phone_number, String _email) {
this._id = id;
this._name = name;
this._phone_number = _phone_number;
this._email = _email;
}
// constructor
public Contact(String name, String _phone_number, String _email) {
this._name = name;
this._phone_number = _phone_number;
this._email = _email;
}
// getting ID
public int getID() {
return this._id;
}
// setting id
public void setID(int id) {
this._id = id;
}
// getting name
public String getName() {
return this._name;
}
// setting name
public void setName(String name) {
this._name = name;
}
// getting phone number
public String getPhoneNumber() {
return this._phone_number;
}
// setting phone number
public void setPhoneNumber(String phone_number) {
this._phone_number = phone_number;
}
// getting email
public String getEmail() {
return this._email;
}
// setting email
public void setEmail(String email) {
this._email = email;
}
}
==================================================================================
DatabaseHandler.java
package com.example.hello;
import java.util.ArrayList;
import android.content.ContentValues;
import android.content.Context;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteOpenHelper;
import android.util.Log;
public class DatabaseHandler extends SQLiteOpenHelper {
// All Static variables
// Database Version
private static final int DATABASE_VERSION = 1;
// Database Name
private static final String DATABASE_NAME = "contactsManager";
// Contacts table name
private static final String TABLE_CONTACTS = "contacts";
// Contacts Table Columns names
private static final String KEY_ID = "id";
private static final String KEY_NAME = "name";
private static final String KEY_PH_NO = "phone_number";
private static final String KEY_EMAIL = "email";
private final ArrayList<Contact> contact_list = new ArrayList<Contact>();
public DatabaseHandler(Context context) {
super(context, DATABASE_NAME, null, DATABASE_VERSION);
}
// Creating Tables
@Override
public void onCreate(SQLiteDatabase db) {
String CREATE_CONTACTS_TABLE = "CREATE TABLE " + TABLE_CONTACTS + "("
+ KEY_ID + " INTEGER PRIMARY KEY," + KEY_NAME + " TEXT,"
+ KEY_PH_NO + " TEXT," + KEY_EMAIL + " TEXT" + ")";
db.execSQL(CREATE_CONTACTS_TABLE);
}
// Upgrading database
@Override
public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
// Drop older table if existed
db.execSQL("DROP TABLE IF EXISTS " + TABLE_CONTACTS);
// Create tables again
onCreate(db);
}
/**
* All CRUD(Create, Read, Update, Delete) Operations
*/
// Adding new contact
public void Add_Contact(Contact contact) {
SQLiteDatabase db = this.getWritableDatabase();
ContentValues values = new ContentValues();
values.put(KEY_NAME, contact.getName()); // Contact Name
values.put(KEY_PH_NO, contact.getPhoneNumber()); // Contact Phone
values.put(KEY_EMAIL, contact.getEmail()); // Contact Email
// Inserting Row
db.insert(TABLE_CONTACTS, null, values);
db.close(); // Closing database connection
}
// Getting single contact
Contact Get_Contact(int id) {
SQLiteDatabase db = this.getReadableDatabase();
Cursor cursor = db.query(TABLE_CONTACTS, new String[] { KEY_ID,
KEY_NAME, KEY_PH_NO, KEY_EMAIL }, KEY_ID + "=?",
new String[] { String.valueOf(id) }, null, null, null, null);
if (cursor != null)
cursor.moveToFirst();
Contact contact = new Contact(Integer.parseInt(cursor.getString(0)),
cursor.getString(1), cursor.getString(2), cursor.getString(3));
// return contact
cursor.close();
db.close();
return contact;
}
// Getting All Contacts
public ArrayList<Contact> Get_Contacts() {
try {
contact_list.clear();
// Select All Query
String selectQuery = "SELECT * FROM " + TABLE_CONTACTS;
SQLiteDatabase db = this.getWritableDatabase();
Cursor cursor = db.rawQuery(selectQuery, null);
// looping through all rows and adding to list
if (cursor.moveToFirst()) {
do {
Contact contact = new Contact();
contact.setID(Integer.parseInt(cursor.getString(0)));
contact.setName(cursor.getString(1));
contact.setPhoneNumber(cursor.getString(2));
contact.setEmail(cursor.getString(3));
// Adding contact to list
contact_list.add(contact);
} while (cursor.moveToNext());
}
// return contact list
cursor.close();
db.close();
return contact_list;
} catch (Exception e) {
// TODO: handle exception
Log.e("all_contact", "" + e);
}
return contact_list;
}
// Updating single contact
public int Update_Contact(Contact contact) {
SQLiteDatabase db = this.getWritableDatabase();
ContentValues values = new ContentValues();
values.put(KEY_NAME, contact.getName());
values.put(KEY_PH_NO, contact.getPhoneNumber());
values.put(KEY_EMAIL, contact.getEmail());
// updating row
return db.update(TABLE_CONTACTS, values, KEY_ID + " = ?",
new String[] { String.valueOf(contact.getID()) });
}
// Deleting single contact
public void Delete_Contact(int id) {
SQLiteDatabase db = this.getWritableDatabase();
db.delete(TABLE_CONTACTS, KEY_ID + " = ?",
new String[] { String.valueOf(id) });
db.close();
}
// Getting contacts Count
public int Get_Total_Contacts() {
String countQuery = "SELECT * FROM " + TABLE_CONTACTS;
SQLiteDatabase db = this.getReadableDatabase();
Cursor cursor = db.rawQuery(countQuery, null);
cursor.close();
// return count
return cursor.getCount();
}
}
=========================================================================
Main_Screen.java
package com.example.hello;
import java.util.ArrayList;
import android.app.Activity;
import android.app.AlertDialog;
import android.content.DialogInterface;
import android.content.Intent;
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.ArrayAdapter;
import android.widget.Button;
import android.widget.ListView;
import android.widget.TextView;
import android.widget.Toast;
public class Main_Screen extends Activity {
Button add_btn;
ListView Contact_listview;
ArrayList<Contact> contact_data = new ArrayList<Contact>();
Contact_Adapter cAdapter;
DatabaseHandler db;
String Toast_msg;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
try {
Contact_listview = (ListView) findViewById(R.id.list);
Contact_listview.setItemsCanFocus(false);
add_btn = (Button) findViewById(R.id.add_btn);
Set_Referash_Data();
} catch (Exception e) {
// TODO: handle exception
Log.e("some error", "" + e);
}
add_btn.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
Intent add_user = new Intent(Main_Screen.this,
Add_Update_User.class);
add_user.putExtra("called", "add");
add_user.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP
| Intent.FLAG_ACTIVITY_NEW_TASK);
startActivity(add_user);
finish();
}
});
}
public void Call_My_Blog(View v) {
// Intent intent = new Intent(Main_Screen.this, My_Blog.class);
// startActivity(intent);
}
public void Set_Referash_Data() {
contact_data.clear();
db = new DatabaseHandler(this);
ArrayList<Contact> contact_array_from_db = db.Get_Contacts();
for (int i = 0; i < contact_array_from_db.size(); i++) {
int tidno = contact_array_from_db.get(i).getID();
String name = contact_array_from_db.get(i).getName();
String mobile = contact_array_from_db.get(i).getPhoneNumber();
String email = contact_array_from_db.get(i).getEmail();
Contact cnt = new Contact();
cnt.setID(tidno);
cnt.setName(name);
cnt.setEmail(email);
cnt.setPhoneNumber(mobile);
contact_data.add(cnt);
}
db.close();
cAdapter = new Contact_Adapter(Main_Screen.this, R.layout.listview_row,
contact_data);
Contact_listview.setAdapter(cAdapter);
cAdapter.notifyDataSetChanged();
}
public void Show_Toast(String msg) {
Toast.makeText(getApplicationContext(), msg, Toast.LENGTH_LONG).show();
}
@Override
public void onResume() {
// TODO Auto-generated method stub
super.onResume();
Set_Referash_Data();
}
public class Contact_Adapter extends ArrayAdapter<Contact> {
Activity activity;
int layoutResourceId;
Contact user;
ArrayList<Contact> data = new ArrayList<Contact>();
public Contact_Adapter(Activity act, int layoutResourceId,
ArrayList<Contact> data) {
super(act, layoutResourceId, data);
this.layoutResourceId = layoutResourceId;
this.activity = act;
this.data = data;
notifyDataSetChanged();
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
View row = convertView;
UserHolder holder = null;
if (row == null) {
LayoutInflater inflater = LayoutInflater.from(activity);
row = inflater.inflate(layoutResourceId, parent, false);
holder = new UserHolder();
holder.name = (TextView) row.findViewById(R.id.user_name_txt);
holder.email = (TextView) row.findViewById(R.id.user_email_txt);
holder.number = (TextView) row.findViewById(R.id.user_mob_txt);
holder.edit = (Button) row.findViewById(R.id.btn_update);
holder.delete = (Button) row.findViewById(R.id.btn_delete);
row.setTag(holder);
} else {
holder = (UserHolder) row.getTag();
}
user = data.get(position);
holder.edit.setTag(user.getID());
holder.delete.setTag(user.getID());
holder.name.setText(user.getName());
holder.email.setText(user.getEmail());
holder.number.setText(user.getPhoneNumber());
holder.edit.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
Log.i("Edit Button Clicked", "**********");
Intent update_user = new Intent(activity,
Add_Update_User.class);
update_user.putExtra("called", "update");
update_user.putExtra("USER_ID", v.getTag().toString());
activity.startActivity(update_user);
}
});
holder.delete.setOnClickListener(new OnClickListener() {
@Override
public void onClick(final View v) {
// TODO Auto-generated method stub
// show a message while loader is loading
AlertDialog.Builder adb = new AlertDialog.Builder(activity);
adb.setTitle("Delete?");
adb.setMessage("Are you sure you want to delete ");
final int user_id = Integer.parseInt(v.getTag().toString());
adb.setNegativeButton("Cancel", null);
adb.setPositiveButton("Ok",
new AlertDialog.OnClickListener() {
@Override
public void onClick(DialogInterface dialog,
int which) {
// MyDataObject.remove(positionToRemove);
DatabaseHandler dBHandler = new DatabaseHandler(
activity.getApplicationContext());
dBHandler.Delete_Contact(user_id);
Main_Screen.this.onResume();
}
});
adb.show();
}
});
return row;
}
class UserHolder {
TextView name;
TextView email;
TextView number;
Button edit;
Button delete;
}
}
}
=======================================================================
activity_main.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:orientation="vertical" >
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:layout_marginBottom="10dp"
android:layout_marginTop="10dp"
android:gravity="bottom|center"
android:onClick="Call_My_Blog"
android:orientation="horizontal" >
<ImageView
android:id="@+id/imageButton1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_above="@+id/textView1"
android:layout_gravity="bottom"
android:onClick="Call_My_Blog"
android:src="@drawable/ic_launcher" />
<TextView
android:id="@+id/textView1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:onClick="Call_My_Blog"
android:text="Get More Tutorial"
android:textAppearance="?android:attr/textAppearanceLarge" />
</LinearLayout>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:background="#000000"
android:orientation="horizontal"
android:weightSum="1" >
<Button
android:id="@+id/add_btn"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_weight="1"
android:background="#000000"
android:clickable="false"
android:focusable="false"
android:text="Add User"
android:textColor="#FFFFFF" />
</LinearLayout>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:orientation="vertical" >
<ListView
android:id="@+id/list"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:focusable="false"
android:focusableInTouchMode="false" />
</LinearLayout>
</LinearLayout>
======================================================================
add_update_screen.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:orientation="vertical" >
<TextView
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_marginBottom="15dp"
android:layout_marginTop="5dp"
android:gravity="center"
android:text="User Application"
android:textSize="18dp" />
<EditText
android:id="@+id/add_name"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:ems="10"
android:hint="Name"
android:inputType="textPersonName" >
<requestFocus />
</EditText>
<EditText
android:id="@+id/add_mobile"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginTop="10dp"
android:ems="10"
android:hint="Mobile Number"
android:inputType="phone"
android:maxLength="12" />
<EditText
android:id="@+id/add_email"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginTop="10dp"
android:ems="10"
android:hint="Email Address"
android:inputType="textEmailAddress" />
<LinearLayout
android:id="@+id/add_view"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_gravity="center"
android:layout_marginTop="10dp"
android:orientation="horizontal"
android:weightSum="2" >
<Button
android:id="@+id/add_save_btn"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center"
android:layout_marginLeft="5dp"
android:layout_marginRight="5dp"
android:layout_weight="1"
android:background="#000000"
android:text="Add User"
android:textColor="#FFFFFF" />
<Button
android:id="@+id/add_view_all"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center"
android:layout_marginLeft="5dp"
android:layout_marginRight="5dp"
android:layout_weight="1"
android:background="#000000"
android:text="View All"
android:textColor="#FFFFFF" />
</LinearLayout>
<LinearLayout
android:id="@+id/update_view"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_gravity="center"
android:layout_marginTop="10dp"
android:orientation="horizontal"
android:weightSum="2" >
<Button
android:id="@+id/update_btn"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center"
android:layout_marginLeft="5dp"
android:layout_marginRight="5dp"
android:layout_weight="1"
android:background="#000000"
android:text="Save Updates"
android:textColor="#FFFFFF" />
<Button
android:id="@+id/update_view_all"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center"
android:layout_marginLeft="5dp"
android:layout_marginRight="5dp"
android:layout_weight="1"
android:background="#000000"
android:text="View All"
android:textColor="#FFFFFF" />
</LinearLayout>
</LinearLayout>
======================================================================
listview_row.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:orientation="vertical" >
<TextView
android:id="@+id/user_name_id"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text=""
android:textAppearance="?android:attr/textAppearanceMedium"
android:visibility="gone" />
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:orientation="horizontal" >
<LinearLayout
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:orientation="vertical" >
<TextView
android:id="@+id/user_name_txt"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text=""
android:textAppearance="?android:attr/textAppearanceMedium" />
<TextView
android:id="@+id/user_mob_txt"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text=""
android:textAppearance="?android:attr/textAppearanceSmall" />
<TextView
android:id="@+id/user_email_txt"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text=""
android:textAppearance="?android:attr/textAppearanceSmall" />
</LinearLayout>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:gravity="right"
android:orientation="horizontal" >
<Button
android:id="@+id/btn_update"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginRight="5dp"
android:background="@drawable/ic_launcher"
android:focusable="false"
android:focusableInTouchMode="false"
android:text="" />
<Button
android:id="@+id/btn_delete"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginRight="5dp"
android:background="@drawable/ic_launcher"
android:focusable="false"
android:focusableInTouchMode="false"
android:text="" />
</LinearLayout>
</LinearLayout>
</LinearLayout>
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