private void runLanguageFilterDialog() {
final NetworkLibrary library = NetworkLibrary.Instance();
final List<String> allLanguageCodes = library.languageCodes();
Collections.sort(allLanguageCodes, new ZLLanguageUtil.CodeComparator());
final Collection<String> activeLanguageCodes = library.activeLanguageCodes();
final CharSequence[] languageNames = new CharSequence[allLanguageCodes.size()];
final boolean[] checked = new boolean[allLanguageCodes.size()];
for (int i = 0; i < allLanguageCodes.size(); ++i) {
final String code = allLanguageCodes.get(i);
languageNames[i] = ZLLanguageUtil.languageName(code);
checked[i] = activeLanguageCodes.contains(code);
}
final DialogInterface.OnMultiChoiceClickListener listener =
new DialogInterface.OnMultiChoiceClickListener() {
public void onClick(DialogInterface dialog, int which, boolean isChecked) {
checked[which] = isChecked;
}
};
final ZLResource dialogResource = ZLResource.resource("dialog");
final AlertDialog dialog =
new AlertDialog.Builder(this)
.setMultiChoiceItems(languageNames, checked, listener)
.setTitle(
dialogResource.getResource("languageFilterDialog").getResource("title").getValue())
.setPositiveButton(
dialogResource.getResource("button").getResource("ok").getValue(),
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
final TreeSet<String> newActiveCodes =
new TreeSet<String>(new ZLLanguageUtil.CodeComparator());
for (int i = 0; i < checked.length; ++i) {
if (checked[i]) {
newActiveCodes.add(allLanguageCodes.get(i));
}
}
library.setActiveLanguageCodes(newActiveCodes);
library.synchronize();
NetworkView.Instance().fireModelChanged();
}
})
.create();
dialog.show();
}
public abstract class BasketItem extends NetworkCatalogItem {
private long myGeneration = 0;
private final ZLStringListOption myBooksInBasketOption;
private final Map<String, NetworkBookItem> myBooks =
Collections.synchronizedMap(new HashMap<String, NetworkBookItem>());
protected BasketItem(INetworkLink link) {
super(
link,
NetworkLibrary.resource().getResource("basket").getValue(),
NetworkLibrary.resource().getResource("basketSummaryEmpty").getValue(),
new UrlInfoCollection<UrlInfo>(),
Accessibility.ALWAYS,
FLAGS_DEFAULT & ~FLAGS_GROUP);
myBooksInBasketOption = new ZLStringListOption(Link.getSiteName(), "Basket", null);
}
public void addItem(NetworkBookItem book) {
myBooks.put(book.Id, book);
}
@Override
public CharSequence getSummary() {
final int size = bookIds().size();
if (size == 0) {
return super.getSummary();
} else {
final Money basketCost = cost();
if (basketCost != null) {
return NetworkLibrary.resource()
.getResource("basketSummary")
.getValue()
.replace("%0", String.valueOf(size))
.replace("%1", basketCost.toString());
} else {
return NetworkLibrary.resource()
.getResource("basketSummaryCountOnly")
.getValue()
.replace("%0", String.valueOf(size));
}
}
}
@Override
public boolean canBeOpened() {
return !bookIds().isEmpty();
}
@Override
public String getStringId() {
return "@Basket:" + Link.getSiteName();
}
public long getGeneration() {
return myGeneration;
}
public final void add(NetworkBookItem book) {
List<String> ids = bookIds();
if (!ids.contains(book.Id)) {
ids = new ArrayList<String>(ids);
ids.add(book.Id);
myBooksInBasketOption.setValue(ids);
addItem(book);
++myGeneration;
NetworkLibrary.Instance().fireModelChangedEvent(NetworkLibrary.ChangeListener.Code.SomeCode);
}
}
public final void remove(NetworkBookItem book) {
List<String> ids = bookIds();
if (ids.contains(book.Id)) {
ids = new ArrayList<String>(ids);
ids.remove(book.Id);
myBooksInBasketOption.setValue(ids);
myBooks.remove(book);
++myGeneration;
NetworkLibrary.Instance().fireModelChangedEvent(NetworkLibrary.ChangeListener.Code.SomeCode);
}
}
public final void clear() {
myBooksInBasketOption.setValue(null);
myBooks.clear();
++myGeneration;
NetworkLibrary.Instance().fireModelChangedEvent(NetworkLibrary.ChangeListener.Code.SomeCode);
}
public final boolean contains(NetworkBookItem book) {
return bookIds().contains(book.Id);
}
public List<String> bookIds() {
return myBooksInBasketOption.getValue();
}
public NetworkBookItem getBook(String id) {
return myBooks.get(id);
}
protected boolean isFullyLoaded() {
synchronized (myBooks) {
for (String id : bookIds()) {
final NetworkBookItem b = myBooks.get(id);
if (b == null) {
return false;
}
}
}
return true;
}
private Money cost() {
Money sum = Money.ZERO;
synchronized (myBooks) {
for (String id : bookIds()) {
final NetworkBookItem b = myBooks.get(id);
if (b == null) {
return null;
}
final BookBuyUrlInfo info = b.buyInfo();
if (info == null) {
return null;
}
if (b.getStatus() == NetworkBookItem.Status.CanBePurchased) {
if (info.Price == null) {
return null;
}
sum = sum.add(info.Price);
}
}
}
return sum;
}
}