SharedActivity.java

package com.godoro.androiddevices;

import android.app.*;
import android.content.*;
import android.os.Bundle;
import android.view.*;
import android.widget.*;


public class SharedActivity extends Activity {

    private final static String PREFERENCES_NAME="GodoroPreferences";
    private final static String SHARED_KEY="sharedKey";
    private final static String DEFAULT_VALUE="Varsayılan Değer";
    private SharedPreferences sharedPreferences;
    private EditText sharedEdit;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_shared);
        sharedEdit=(EditText)findViewById(R.id.sharedEdit);
        sharedPreferences = getSharedPreferences(
                PREFERENCES_NAME, Context.MODE_PRIVATE);
        String sharedValue=sharedPreferences.getString(SHARED_KEY,DEFAULT_VALUE);
        sharedEdit.setText(sharedValue);
    }


    public void onSaveClick(View view) {
        String sharedValue=sharedEdit.getText().toString();
        SharedPreferences.Editor editor = sharedPreferences.edit();
        editor.putString(SHARED_KEY, sharedValue);
        editor.commit();
    }

    public void onRemoveClick(View view) {
        SharedPreferences.Editor editor = sharedPreferences.edit();
        editor.remove(SHARED_KEY);
        editor.commit();
    }

    public void onClearClick(View view) {

        SharedPreferences.Editor editor = sharedPreferences.edit();
        editor.clear();
        editor.commit();
    }
}