SharedPreferences 存数据

protectedSharedPreferencessp;

sp=getSharedPreferences("config",MODE_PRIVATE);

Editoreditor=sp.edit();

editor.putBoolean("protecting",isChecked);

editor.commit();

SharedPreferences 取数据

protectedSharedPreferencessp;

sp=getSharedPreferences("config",MODE_PRIVATE);

booleanshortcut=sp.getBoolean("protecting",false);