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- package com.example.laptoprpl.preferences;
- import android.content.SharedPreferences;
- import android.support.v7.app.AppCompatActivity;
- import android.os.Bundle;
- import android.view.View;
- import android.widget.EditText;
- import android.widget.Toast;
- public class MainActivity extends AppCompatActivity {
- EditText userName, passWord;
- SharedPreferences preferences;
- public static final String KEYPREF = "Key Preferences";
- public static final String KEYUSERNAME = "Key Username";
- public static final String KEYPASSWORD = "Key Password";
- @Override
- protected void onCreate(Bundle savedInstanceState) {
- super.onCreate(savedInstanceState);
- setContentView(R.layout.activity_main);
- getSupportActionBar().setTitle("Contoh SheredPreferences");
- getSupportActionBar().setTitle("Belajar Bersama Siapa aja boleh");
- userName = (EditText) findViewById(R.id.userName);
- passWord = (EditText) findViewById(R.id.passWord);
- preferences = getSharedPreferences(KEYPREF, MainActivity.MODE_PRIVATE);
- // inisial preferences
- if (preferences.contains(KEYUSERNAME) && (preferences.contains(KEYPASSWORD))) {
- userName.setText(preferences.getString(KEYUSERNAME,""));
- passWord.setText(preferences.getString(KEYPASSWORD, ""));
- }
- }
- public void loginAkun(View view){
- String user = userName.getText().toString();
- String pass = passWord.getText().toString();
- SharedPreferences.Editor editor = preferences.edit();
- editor.putString(KEYUSERNAME, user);
- editor.putString(KEYPASSWORD, pass);
- editor.apply();
- Toast.makeText(this, "UserName dan Password disimpan",
- Toast.LENGTH_SHORT).show();
- }
- public void clearKolom(View view) {
- userName.setText("");
- passWord.setText("");
- }
- }
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