public class SettingsActivity extends PreferenceActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
/* Some initializations */
LinearLayout layout = new LinearLayout(this);
layout.setOrientation(LinearLayout.VERTICAL);
ListView listView = new ListView(this);
listView.setId(android.R.id.list);
listView.setLayoutParams(new LinearLayout.LayoutParams(
LinearLayout.LayoutParams.FILL_PARENT,
LinearLayout.LayoutParams.WRAP_CONTENT, 1));
layout.addView(listView);
this.setContentView(layout);
/* Preferences time! (we build the preferences) */
Preference version = getPreference("My School Manager", "Version 2.0",
null);
Preference author = getPreference("Author", "Simone Casagranda", null);
Preference marketLink = getPreference("Android market",
"View all my apps :)",
new Intent(Intent.ACTION_VIEW, Uri
.parse("http://market.android.com/details?id="
+ "it.trento.alchemiasoft.casagranda.simone")));
CheckBoxPreference check = new CheckBoxPreference(this);
check.setTitle("Checkbox");
check.setSummary("Example of checkbox");
DialogPreference license = new MyDialogPreference(this, "License",
"This is the license for...bla bla");
/* Now we add the preferences to the preference screen */
PreferenceScreen preferenceScreen = this.getPreferenceManager()
.createPreferenceScreen(this);
addPreferenceCategory(preferenceScreen, "Preferences Tutorial",
version, author, marketLink, check, license);
this.setPreferenceScreen(preferenceScreen);
}
private boolean addPreferenceCategory(PreferenceScreen preferenceScreen,
String titleCategory, Preference... preferences) {
boolean addPreference = false;
for (Preference preference : preferences) {
if (preference != null)
addPreference = true;
}
if (addPreference) {
PreferenceCategory preferenceCategory = new PreferenceCategory(this);
preferenceCategory.setTitle(titleCategory);
preferenceScreen.addPreference(preferenceCategory);
for (Preference preference : preferences) {
if (preference != null)
preferenceCategory.addPreference(preference);
}
return true;
} else
return false;
}
private Preference getPreference(String title, String summary, Intent intent) {
Preference pref = new Preference(this);
pref.setTitle(title);
pref.setSummary(summary);
if (intent != null)
pref.setIntent(intent);
return pref;
}
public class MyDialogPreference extends DialogPreference {
public MyDialogPreference(Context context, String title, String text) {
super(context, null);
this.setTitle(title);
this.setDialogMessage(text);
}
}
}
В этом фрагменте кода предпочтения перечислены в виде списка. Разве ему не нужен адаптер? Я не вижу, что данные поступают в просмотр списка. Как насчет этого экрана настроек? Это необходимо для настройки предпочтений?