public List<ApiObject> requestList(int method, ApiObject[] parameters) {
try {
switch (method) {
case LIST_OPTION_GROUPS:
return ApiObject.envelopeStringList(getOptionGroups());
case LIST_OPTION_NAMES:
return ApiObject.envelopeStringList(
getOptionNames(((ApiObject.String) parameters[0]).Value));
case LIST_BOOK_TAGS:
return ApiObject.envelopeStringList(getBookTags());
case LIST_ACTIONS:
return ApiObject.envelopeStringList(listActions());
case LIST_ACTION_NAMES:
{
final ArrayList<String> actions = new ArrayList<String>(parameters.length);
for (ApiObject o : parameters) {
actions.add(((ApiObject.String) o).Value);
}
return ApiObject.envelopeStringList(listActionNames(actions));
}
case LIST_ZONEMAPS:
return ApiObject.envelopeStringList(listZoneMaps());
case GET_PARAGRAPH_WORDS:
return ApiObject.envelopeStringList(
getParagraphWords(((ApiObject.Integer) parameters[0]).Value));
case GET_PARAGRAPH_WORD_INDICES:
return ApiObject.envelopeIntegerList(
getParagraphWordIndices(((ApiObject.Integer) parameters[0]).Value));
default:
return Collections.<ApiObject>singletonList(unsupportedMethodError(method));
}
} catch (Throwable e) {
return Collections.<ApiObject>singletonList(exceptionInMethodError(method, e));
}
}
public ArrayList<Integer> getParagraphWordIndices(int paragraphIndex) {
final ArrayList<Integer> indices = new ArrayList<Integer>();
final ZLTextWordCursor cursor =
new ZLTextWordCursor(getReader().getTextView().getStartCursor());
cursor.moveToParagraph(paragraphIndex);
cursor.moveToParagraphStart();
while (!cursor.isEndOfParagraph()) {
ZLTextElement element = cursor.getElement();
if (element instanceof ZLTextWord) {
indices.add(cursor.getElementIndex());
}
cursor.nextWord();
}
return indices;
}
public List<String> getParagraphWords(int paragraphIndex) {
final ArrayList<String> words = new ArrayList<String>();
final ZLTextWordCursor cursor =
new ZLTextWordCursor(getReader().getTextView().getStartCursor());
cursor.moveToParagraph(paragraphIndex);
cursor.moveToParagraphStart();
while (!cursor.isEndOfParagraph()) {
ZLTextElement element = cursor.getElement();
if (element instanceof ZLTextWord) {
words.add(element.toString());
}
cursor.nextWord();
}
return words;
}
@Override
protected void init(Intent intent) {
final Config config = Config.Instance();
config.requestAllValuesForGroup("Style");
config.requestAllValuesForGroup("Options");
config.requestAllValuesForGroup("LookNFeel");
config.requestAllValuesForGroup("Fonts");
config.requestAllValuesForGroup("Files");
config.requestAllValuesForGroup("Scrolling");
config.requestAllValuesForGroup("Colors");
setResult(FBReader.RESULT_REPAINT);
final ViewOptions viewOptions = new ViewOptions();
final MiscOptions miscOptions = new MiscOptions();
final FooterOptions footerOptions = viewOptions.getFooterOptions();
final PageTurningOptions pageTurningOptions = new PageTurningOptions();
final ImageOptions imageOptions = new ImageOptions();
final ColorProfile profile = viewOptions.getColorProfile();
final ZLTextStyleCollection collection = viewOptions.getTextStyleCollection();
final ZLKeyBindings keyBindings = new ZLKeyBindings();
final ZLAndroidLibrary androidLibrary = (ZLAndroidLibrary) ZLAndroidLibrary.Instance();
// TODO: use user-defined locale, not the default one,
// or set user-defined locale as default
final String decimalSeparator =
String.valueOf(new DecimalFormatSymbols(Locale.getDefault()).getDecimalSeparator());
final Screen directoriesScreen = createPreferenceScreen("directories");
final Runnable libraryUpdater =
new Runnable() {
public void run() {
final BookCollectionShadow bookCollection = new BookCollectionShadow();
bookCollection.bindToService(
PreferenceActivity.this,
new Runnable() {
public void run() {
bookCollection.reset(false);
bookCollection.unbind();
}
});
}
};
directoriesScreen.addPreference(
myChooserCollection.createPreference(
directoriesScreen.Resource, "bookPath", Paths.BookPathOption, libraryUpdater));
directoriesScreen.addPreference(
myChooserCollection.createPreference(
directoriesScreen.Resource,
"downloadDir",
Paths.DownloadsDirectoryOption,
libraryUpdater));
final PreferenceSet fontReloader = new PreferenceSet.Reloader();
directoriesScreen.addPreference(
myChooserCollection.createPreference(
directoriesScreen.Resource, "fontPath", Paths.FontPathOption, fontReloader));
final PreferenceSet wallpaperReloader = new PreferenceSet.Reloader();
directoriesScreen.addPreference(
myChooserCollection.createPreference(
directoriesScreen.Resource,
"wallpaperPath",
Paths.WallpaperPathOption,
wallpaperReloader));
directoriesScreen.addPreference(
myChooserCollection.createPreference(
directoriesScreen.Resource, "tempDir", Paths.TempDirectoryOption, null));
final Screen appearanceScreen = createPreferenceScreen("appearance");
appearanceScreen.addPreference(
new LanguagePreference(
this, appearanceScreen.Resource, "language", ZLResource.interfaceLanguages()) {
@Override
protected void init() {
setInitialValue(ZLResource.getLanguageOption().getValue());
}
@Override
protected void setLanguage(String code) {
final ZLStringOption languageOption = ZLResource.getLanguageOption();
if (!code.equals(languageOption.getValue())) {
languageOption.setValue(code);
finish();
startActivity(
new Intent(
Intent.ACTION_VIEW, Uri.parse("fbreader-action:preferences#appearance")));
}
}
});
appearanceScreen.addPreference(
new ZLStringChoicePreference(
this,
appearanceScreen.Resource,
"screenOrientation",
androidLibrary.getOrientationOption(),
androidLibrary.allOrientations()));
appearanceScreen.addPreference(
new ZLBooleanPreference(
this, viewOptions.TwoColumnView, appearanceScreen.Resource, "twoColumnView"));
appearanceScreen.addPreference(
new ZLBooleanPreference(
this,
miscOptions.AllowScreenBrightnessAdjustment,
appearanceScreen.Resource,
"allowScreenBrightnessAdjustment") {
private final int myLevel = androidLibrary.ScreenBrightnessLevelOption.getValue();
@Override
protected void onClick() {
super.onClick();
androidLibrary.ScreenBrightnessLevelOption.setValue(isChecked() ? myLevel : 0);
}
});
appearanceScreen.addPreference(
new BatteryLevelToTurnScreenOffPreference(
this,
androidLibrary.BatteryLevelToTurnScreenOffOption,
appearanceScreen.Resource,
"dontTurnScreenOff"));
/*
appearanceScreen.addPreference(new ZLBooleanPreference(
this,
androidLibrary.DontTurnScreenOffDuringChargingOption,
appearanceScreen.Resource,
"dontTurnScreenOffDuringCharging"
));
*/
appearanceScreen.addOption(androidLibrary.ShowStatusBarOption, "showStatusBar");
appearanceScreen.addOption(androidLibrary.DisableButtonLightsOption, "disableButtonLights");
if (DeviceType.Instance().isEInk()) {
final EInkOptions einkOptions = new EInkOptions();
final Screen einkScreen = createPreferenceScreen("eink");
final PreferenceSet einkPreferences =
new PreferenceSet.Enabler() {
@Override
protected Boolean detectState() {
return einkOptions.EnableFastRefresh.getValue();
}
};
einkScreen.addPreference(
new ZLBooleanPreference(
this, einkOptions.EnableFastRefresh, einkScreen.Resource, "enableFastRefresh") {
@Override
protected void onClick() {
super.onClick();
einkPreferences.run();
}
});
final ZLIntegerRangePreference updateIntervalPreference =
new ZLIntegerRangePreference(
this, einkScreen.Resource.getResource("interval"), einkOptions.UpdateInterval);
einkScreen.addPreference(updateIntervalPreference);
einkPreferences.add(updateIntervalPreference);
einkPreferences.run();
}
final Screen textScreen = createPreferenceScreen("text");
final Screen fontPropertiesScreen = textScreen.createPreferenceScreen("fontProperties");
fontPropertiesScreen.addOption(ZLAndroidPaintContext.AntiAliasOption, "antiAlias");
fontPropertiesScreen.addOption(ZLAndroidPaintContext.DeviceKerningOption, "deviceKerning");
fontPropertiesScreen.addOption(ZLAndroidPaintContext.DitheringOption, "dithering");
fontPropertiesScreen.addOption(ZLAndroidPaintContext.SubpixelOption, "subpixel");
final ZLTextBaseStyle baseStyle = collection.getBaseStyle();
final FontPreference fontPreference =
new FontPreference(this, textScreen.Resource, "font", baseStyle.FontFamilyOption, false);
textScreen.addPreference(fontPreference);
fontReloader.add(fontPreference);
textScreen.addPreference(
new ZLIntegerRangePreference(
this, textScreen.Resource.getResource("fontSize"), baseStyle.FontSizeOption));
textScreen.addPreference(
new FontStylePreference(
this, textScreen.Resource, "fontStyle", baseStyle.BoldOption, baseStyle.ItalicOption));
final ZLIntegerRangeOption spaceOption = baseStyle.LineSpaceOption;
final String[] spacings = new String[spaceOption.MaxValue - spaceOption.MinValue + 1];
for (int i = 0; i < spacings.length; ++i) {
final int val = spaceOption.MinValue + i;
spacings[i] = (char) (val / 10 + '0') + decimalSeparator + (char) (val % 10 + '0');
}
textScreen.addPreference(
new ZLChoicePreference(this, textScreen.Resource, "lineSpacing", spaceOption, spacings));
final String[] alignments = {"left", "right", "center", "justify"};
textScreen.addPreference(
new ZLChoicePreference(
this, textScreen.Resource, "alignment", baseStyle.AlignmentOption, alignments));
textScreen.addOption(baseStyle.AutoHyphenationOption, "autoHyphenations");
final Screen moreStylesScreen = textScreen.createPreferenceScreen("more");
for (ZLTextNGStyleDescription description : collection.getDescriptionList()) {
final Screen ngScreen = moreStylesScreen.createPreferenceScreen(description.Name);
ngScreen.addPreference(
new FontPreference(
this, textScreen.Resource, "font", description.FontFamilyOption, true));
ngScreen.addPreference(
new StringPreference(
this,
description.FontSizeOption,
StringPreference.Constraint.POSITIVE_LENGTH,
textScreen.Resource,
"fontSize"));
ngScreen.addPreference(
new ZLStringChoicePreference(
this,
textScreen.Resource,
"bold",
description.FontWeightOption,
new String[] {"inherit", "normal", "bold"}));
ngScreen.addPreference(
new ZLStringChoicePreference(
this,
textScreen.Resource,
"italic",
description.FontStyleOption,
new String[] {"inherit", "normal", "italic"}));
ngScreen.addPreference(
new ZLStringChoicePreference(
this,
textScreen.Resource,
"textDecoration",
description.TextDecorationOption,
new String[] {"inherit", "none", "underline", "line-through"}));
ngScreen.addPreference(
new ZLStringChoicePreference(
this,
textScreen.Resource,
"allowHyphenations",
description.HyphenationOption,
new String[] {"inherit", "none", "auto"}));
ngScreen.addPreference(
new ZLStringChoicePreference(
this,
textScreen.Resource,
"alignment",
description.AlignmentOption,
new String[] {"inherit", "left", "right", "center", "justify"}));
ngScreen.addPreference(
new StringPreference(
this,
description.LineHeightOption,
StringPreference.Constraint.PERCENT,
textScreen.Resource,
"lineSpacing"));
ngScreen.addPreference(
new StringPreference(
this,
description.MarginTopOption,
StringPreference.Constraint.LENGTH,
textScreen.Resource,
"spaceBefore"));
ngScreen.addPreference(
new StringPreference(
this,
description.MarginBottomOption,
StringPreference.Constraint.LENGTH,
textScreen.Resource,
"spaceAfter"));
ngScreen.addPreference(
new StringPreference(
this,
description.MarginLeftOption,
StringPreference.Constraint.LENGTH,
textScreen.Resource,
"leftIndent"));
ngScreen.addPreference(
new StringPreference(
this,
description.MarginRightOption,
StringPreference.Constraint.LENGTH,
textScreen.Resource,
"rightIndent"));
ngScreen.addPreference(
new StringPreference(
this,
description.TextIndentOption,
StringPreference.Constraint.LENGTH,
textScreen.Resource,
"firstLineIndent"));
ngScreen.addPreference(
new StringPreference(
this,
description.VerticalAlignOption,
StringPreference.Constraint.LENGTH,
textScreen.Resource,
"verticalAlignment"));
}
final PreferenceSet footerPreferences =
new PreferenceSet.Enabler() {
@Override
protected Boolean detectState() {
return viewOptions.ScrollbarType.getValue() == FBView.SCROLLBAR_SHOW_AS_FOOTER;
}
};
final PreferenceSet bgPreferences =
new PreferenceSet.Enabler() {
@Override
protected Boolean detectState() {
return "".equals(profile.WallpaperOption.getValue());
}
};
final Screen cssScreen = createPreferenceScreen("css");
cssScreen.addOption(baseStyle.UseCSSFontFamilyOption, "fontFamily");
cssScreen.addOption(baseStyle.UseCSSFontSizeOption, "fontSize");
cssScreen.addOption(baseStyle.UseCSSTextAlignmentOption, "textAlignment");
cssScreen.addOption(baseStyle.UseCSSMarginsOption, "margins");
final Screen colorsScreen = createPreferenceScreen("colors");
final WallpaperPreference wallpaperPreference =
new WallpaperPreference(this, profile, colorsScreen.Resource, "background") {
@Override
protected void onDialogClosed(boolean result) {
super.onDialogClosed(result);
bgPreferences.run();
}
};
colorsScreen.addPreference(wallpaperPreference);
wallpaperReloader.add(wallpaperPreference);
bgPreferences.add(colorsScreen.addOption(profile.BackgroundOption, "backgroundColor"));
bgPreferences.run();
colorsScreen.addOption(profile.HighlightingOption, "highlighting");
colorsScreen.addOption(profile.RegularTextOption, "text");
colorsScreen.addOption(profile.HyperlinkTextOption, "hyperlink");
colorsScreen.addOption(profile.VisitedHyperlinkTextOption, "hyperlinkVisited");
colorsScreen.addOption(profile.FooterFillOption, "footer");
colorsScreen.addOption(profile.SelectionBackgroundOption, "selectionBackground");
colorsScreen.addOption(profile.SelectionForegroundOption, "selectionForeground");
final Screen marginsScreen = createPreferenceScreen("margins");
marginsScreen.addPreference(
new ZLIntegerRangePreference(
this, marginsScreen.Resource.getResource("left"), viewOptions.LeftMargin));
marginsScreen.addPreference(
new ZLIntegerRangePreference(
this, marginsScreen.Resource.getResource("right"), viewOptions.RightMargin));
marginsScreen.addPreference(
new ZLIntegerRangePreference(
this, marginsScreen.Resource.getResource("top"), viewOptions.TopMargin));
marginsScreen.addPreference(
new ZLIntegerRangePreference(
this, marginsScreen.Resource.getResource("bottom"), viewOptions.BottomMargin));
marginsScreen.addPreference(
new ZLIntegerRangePreference(
this,
marginsScreen.Resource.getResource("spaceBetweenColumns"),
viewOptions.SpaceBetweenColumns));
final Screen statusLineScreen = createPreferenceScreen("scrollBar");
final String[] scrollBarTypes = {"hide", "show", "showAsProgress", "showAsFooter"};
statusLineScreen.addPreference(
new ZLChoicePreference(
this,
statusLineScreen.Resource,
"scrollbarType",
viewOptions.ScrollbarType,
scrollBarTypes) {
@Override
protected void onDialogClosed(boolean result) {
super.onDialogClosed(result);
footerPreferences.run();
}
});
footerPreferences.add(
statusLineScreen.addPreference(
new ZLIntegerRangePreference(
this,
statusLineScreen.Resource.getResource("footerHeight"),
viewOptions.FooterHeight)));
footerPreferences.add(statusLineScreen.addOption(profile.FooterFillOption, "footerColor"));
footerPreferences.add(statusLineScreen.addOption(footerOptions.ShowTOCMarks, "tocMarks"));
footerPreferences.add(statusLineScreen.addOption(footerOptions.ShowProgress, "showProgress"));
footerPreferences.add(statusLineScreen.addOption(footerOptions.ShowClock, "showClock"));
footerPreferences.add(statusLineScreen.addOption(footerOptions.ShowBattery, "showBattery"));
footerPreferences.add(
statusLineScreen.addPreference(
new FontPreference(
this, statusLineScreen.Resource, "font", footerOptions.Font, false)));
footerPreferences.run();
/*
final Screen colorProfileScreen = createPreferenceScreen("colorProfile");
final ZLResource resource = colorProfileScreen.Resource;
colorProfileScreen.setSummary(ColorProfilePreference.createTitle(resource, fbreader.getColorProfileName()));
for (String key : ColorProfile.names()) {
colorProfileScreen.addPreference(new ColorProfilePreference(
this, fbreader, colorProfileScreen, key, ColorProfilePreference.createTitle(resource, key)
));
}
*/
final Screen scrollingScreen = createPreferenceScreen("scrolling");
scrollingScreen.addOption(pageTurningOptions.FingerScrolling, "fingerScrolling");
scrollingScreen.addOption(miscOptions.EnableDoubleTap, "enableDoubleTapDetection");
final PreferenceSet volumeKeysPreferences =
new PreferenceSet.Enabler() {
@Override
protected Boolean detectState() {
return keyBindings.hasBinding(KeyEvent.KEYCODE_VOLUME_UP, false);
}
};
scrollingScreen.addPreference(
new ZLCheckBoxPreference(this, scrollingScreen.Resource, "volumeKeys") {
{
setChecked(keyBindings.hasBinding(KeyEvent.KEYCODE_VOLUME_UP, false));
}
@Override
protected void onClick() {
super.onClick();
if (isChecked()) {
keyBindings.bindKey(
KeyEvent.KEYCODE_VOLUME_DOWN, false, ActionCode.VOLUME_KEY_SCROLL_FORWARD);
keyBindings.bindKey(
KeyEvent.KEYCODE_VOLUME_UP, false, ActionCode.VOLUME_KEY_SCROLL_BACK);
} else {
keyBindings.bindKey(KeyEvent.KEYCODE_VOLUME_DOWN, false, FBReaderApp.NoAction);
keyBindings.bindKey(KeyEvent.KEYCODE_VOLUME_UP, false, FBReaderApp.NoAction);
}
volumeKeysPreferences.run();
}
});
volumeKeysPreferences.add(
scrollingScreen.addPreference(
new ZLCheckBoxPreference(this, scrollingScreen.Resource, "invertVolumeKeys") {
{
setChecked(
ActionCode.VOLUME_KEY_SCROLL_FORWARD.equals(
keyBindings.getBinding(KeyEvent.KEYCODE_VOLUME_UP, false)));
}
@Override
protected void onClick() {
super.onClick();
if (isChecked()) {
keyBindings.bindKey(
KeyEvent.KEYCODE_VOLUME_DOWN, false, ActionCode.VOLUME_KEY_SCROLL_BACK);
keyBindings.bindKey(
KeyEvent.KEYCODE_VOLUME_UP, false, ActionCode.VOLUME_KEY_SCROLL_FORWARD);
} else {
keyBindings.bindKey(
KeyEvent.KEYCODE_VOLUME_DOWN, false, ActionCode.VOLUME_KEY_SCROLL_FORWARD);
keyBindings.bindKey(
KeyEvent.KEYCODE_VOLUME_UP, false, ActionCode.VOLUME_KEY_SCROLL_BACK);
}
}
}));
volumeKeysPreferences.run();
scrollingScreen.addOption(pageTurningOptions.Animation, "animation");
scrollingScreen.addPreference(
new AnimationSpeedPreference(
this, scrollingScreen.Resource, "animationSpeed", pageTurningOptions.AnimationSpeed));
scrollingScreen.addOption(pageTurningOptions.Horizontal, "horizontal");
final Screen dictionaryScreen = createPreferenceScreen("dictionary");
final List<String> langCodes = ZLResource.languageCodes();
final ArrayList<Language> languages = new ArrayList<Language>(langCodes.size() + 1);
for (String code : langCodes) {
languages.add(new Language(code));
}
Collections.sort(languages);
languages.add(
0,
new Language(Language.ANY_CODE, dictionaryScreen.Resource.getResource("targetLanguage")));
final LanguagePreference targetLanguagePreference =
new LanguagePreference(this, dictionaryScreen.Resource, "targetLanguage", languages) {
@Override
protected void init() {
setInitialValue(DictionaryUtil.TargetLanguageOption.getValue());
}
@Override
protected void setLanguage(String code) {
DictionaryUtil.TargetLanguageOption.setValue(code);
}
};
DictionaryUtil.init(
this,
new Runnable() {
public void run() {
dictionaryScreen.addPreference(
new DictionaryPreference(
PreferenceActivity.this,
dictionaryScreen.Resource,
"dictionary",
DictionaryUtil.singleWordTranslatorOption(),
DictionaryUtil.dictionaryInfos(PreferenceActivity.this, true)) {
@Override
protected void onDialogClosed(boolean result) {
super.onDialogClosed(result);
targetLanguagePreference.setEnabled(
DictionaryUtil.getCurrentDictionaryInfo(true)
.SupportsTargetLanguageSetting);
}
});
dictionaryScreen.addPreference(
new DictionaryPreference(
PreferenceActivity.this,
dictionaryScreen.Resource,
"translator",
DictionaryUtil.multiWordTranslatorOption(),
DictionaryUtil.dictionaryInfos(PreferenceActivity.this, false)));
dictionaryScreen.addPreference(
new ZLBooleanPreference(
PreferenceActivity.this,
miscOptions.NavigateAllWords,
dictionaryScreen.Resource,
"navigateOverAllWords"));
dictionaryScreen.addOption(miscOptions.WordTappingAction, "tappingAction");
dictionaryScreen.addPreference(targetLanguagePreference);
targetLanguagePreference.setEnabled(
DictionaryUtil.getCurrentDictionaryInfo(true).SupportsTargetLanguageSetting);
}
});
final Screen imagesScreen = createPreferenceScreen("images");
imagesScreen.addOption(imageOptions.TapAction, "tappingAction");
imagesScreen.addOption(imageOptions.FitToScreen, "fitImagesToScreen");
imagesScreen.addOption(imageOptions.ImageViewBackground, "backgroundColor");
imagesScreen.addOption(imageOptions.MatchBackground, "matchBackground");
final CancelMenuHelper cancelMenuHelper = new CancelMenuHelper();
final Screen cancelMenuScreen = createPreferenceScreen("cancelMenu");
cancelMenuScreen.addOption(cancelMenuHelper.ShowLibraryItemOption, "library");
cancelMenuScreen.addOption(cancelMenuHelper.ShowNetworkLibraryItemOption, "networkLibrary");
cancelMenuScreen.addOption(cancelMenuHelper.ShowPreviousBookItemOption, "previousBook");
cancelMenuScreen.addOption(cancelMenuHelper.ShowPositionItemsOption, "positions");
final String[] backKeyActions = {ActionCode.EXIT, ActionCode.SHOW_CANCEL_MENU};
cancelMenuScreen.addPreference(
new ZLStringChoicePreference(
this,
cancelMenuScreen.Resource,
"backKeyAction",
keyBindings.getOption(KeyEvent.KEYCODE_BACK, false),
backKeyActions));
final String[] backKeyLongPressActions = {
ActionCode.EXIT, ActionCode.SHOW_CANCEL_MENU, FBReaderApp.NoAction
};
cancelMenuScreen.addPreference(
new ZLStringChoicePreference(
this,
cancelMenuScreen.Resource,
"backKeyLongPressAction",
keyBindings.getOption(KeyEvent.KEYCODE_BACK, true),
backKeyLongPressActions));
final Screen tipsScreen = createPreferenceScreen("tips");
tipsScreen.addOption(TipsManager.Instance().ShowTipsOption, "showTips");
final Screen aboutScreen = createPreferenceScreen("about");
aboutScreen.addPreference(
new InfoPreference(
this,
aboutScreen.Resource.getResource("version").getValue(),
androidLibrary.getFullVersionName()));
aboutScreen.addPreference(new UrlPreference(this, aboutScreen.Resource, "site"));
aboutScreen.addPreference(new UrlPreference(this, aboutScreen.Resource, "email"));
aboutScreen.addPreference(new UrlPreference(this, aboutScreen.Resource, "twitter"));
aboutScreen.addPreference(new UrlPreference(this, aboutScreen.Resource, "facebook"));
aboutScreen.addPreference(
new ThirdPartyLibrariesPreference(this, aboutScreen.Resource, "thirdParty"));
}