Only show search item if search is ready

This commit is contained in:
Bradlee Speice 2015-02-16 12:07:06 -05:00
parent 7a35ad69ea
commit 6d534cfa9b
3 changed files with 62 additions and 15 deletions

View File

@ -10,7 +10,6 @@ import org.crosswire.jsword.book.Book;
import org.crosswire.jsword.book.Books;
import org.crosswire.jsword.index.IndexManager;
import org.crosswire.jsword.index.IndexManagerFactory;
import org.crosswire.jsword.index.IndexStatus;
import java.util.ArrayList;
import java.util.List;
@ -30,6 +29,7 @@ import rx.functions.Func1;
/**
* Entry point for the default modules used by MinimalBible
*/
@SuppressWarnings("unused")
@Module(library = true)
public class MinimalBibleModules {
MinimalBible app;
@ -67,7 +67,7 @@ public class MinimalBibleModules {
* Provide a raw reference to the books installed. Please don't use this, chances are
* you should go through List<Book> since it excludes the invalid books.
*
* @return
* @return The raw reference to JSword Books class
*/
@Provides
@Singleton
@ -102,10 +102,10 @@ public class MinimalBibleModules {
}
@Provides
@Singleton
@Named("MainBook")
Book provideMainBook(BookManager bookManager, final BibleViewerPreferences prefs,
MBIndexManager indexManager) {
final AtomicReference<Book> mBook = new AtomicReference<Book>(null);
Book provideMainBook(BookManager bookManager, final BibleViewerPreferences prefs) {
final AtomicReference<Book> mBook = new AtomicReference<>(null);
bookManager.getInstalledBooks()
.first(new Func1<Book, Boolean>() {
@Override
@ -147,12 +147,7 @@ public class MinimalBibleModules {
}
}
Book b = mBook.get();
if (b.getIndexStatus() != IndexStatus.DONE) {
indexManager.buildIndex(b);
}
return b;
return mBook.get();
}
@Provides

View File

@ -20,8 +20,10 @@ import org.bspeice.minimalbible.R;
import org.bspeice.minimalbible.activity.BaseActivity;
import org.bspeice.minimalbible.activity.downloader.DownloadActivity;
import org.bspeice.minimalbible.activity.search.BasicSearch;
import org.bspeice.minimalbible.activity.search.MBIndexManager;
import org.bspeice.minimalbible.activity.settings.MinimalBibleSettings;
import org.crosswire.jsword.book.Book;
import org.crosswire.jsword.index.IndexStatus;
import javax.inject.Inject;
import javax.inject.Named;
@ -29,6 +31,7 @@ import javax.inject.Named;
import butterknife.ButterKnife;
import butterknife.InjectView;
import dagger.ObjectGraph;
import rx.android.schedulers.AndroidSchedulers;
import rx.functions.Action1;
import rx.subjects.PublishSubject;
@ -44,6 +47,9 @@ public class BibleViewer extends BaseActivity implements Injector {
@Inject
PublishSubject<BookScrollEvent> scrollEventPublisher;
@Inject
MBIndexManager indexManager;
@InjectView(R.id.navigation_drawer)
BibleMenu bibleMenu;
@ -145,7 +151,7 @@ public class BibleViewer extends BaseActivity implements Injector {
(SearchManager) getSystemService(Context.SEARCH_SERVICE);
// And we can't call getActionView() directly, because it needs API 11+
MenuItem item = menu.findItem(R.id.action_search);
final MenuItem item = menu.findItem(R.id.action_search);
SearchView searchView = (SearchView) MenuItemCompat.getActionView(item);
// The Android docs instruct you to set up search in the current activity.
@ -153,6 +159,10 @@ public class BibleViewer extends BaseActivity implements Injector {
ComponentName cN = new ComponentName(this, BasicSearch.class);
searchView.setSearchableInfo(searchManager.getSearchableInfo(cN));
// Finally, search menu should be hidden by default - show it once we can guarantee
// than an index is created for the current book
displaySearchMenu(item, mainBook, indexManager);
return super.onCreateOptionsMenu(menu);
}
@ -169,4 +179,36 @@ public class BibleViewer extends BaseActivity implements Injector {
return super.onOptionsItemSelected(item);
}
/**
* Display the search menu as needed -
* Specifically, make the menu hidden by default, and show it once the book
* has actually been indexed.
*
* @param item The menu item to switch visibility of
* @param b The book controlling whether the menu is visible
* @param indexManager Manager to generate the index if it doesn't yet exist.
*/
public void displaySearchMenu(final MenuItem item, final Book b,
final MBIndexManager indexManager) {
if (b.getIndexStatus() == IndexStatus.DONE) {
item.setVisible(true);
return;
}
item.setVisible(false);
if (indexManager.shouldIndex(b)) {
indexManager.buildIndex(b)
.observeOn(AndroidSchedulers.mainThread())
.subscribe(new Action1<IndexStatus>() {
@Override
public void call(IndexStatus indexStatus) {
item.setVisible(indexManager.indexReady(b));
}
});
}
item.setVisible(indexManager.indexReady(b));
}
}

View File

@ -5,28 +5,38 @@ import org.crosswire.jsword.book.Book
import android.util.Log
import rx.schedulers.Schedulers
import rx.Observable
import rx.subjects.PublishSubject
import org.crosswire.jsword.index.IndexStatus
import rx.subjects.ReplaySubject
/**
* There's already an IndexManager, that's why the funky name
*/
class MBIndexManager(val indexManager: IndexManager) {
fun shouldIndex(b: Book) = b.getIndexStatus() == IndexStatus.UNDONE
fun indexReady(b: Book) = b.getIndexStatus() == IndexStatus.DONE
/**
* Do the hard work of actually building the book index.
* Returns a PublishSubject<> that completes when the
* index is complete. Also is nice enough to broadcast
* what work is being done when.
*/
fun buildIndex(b: Book): PublishSubject<IndexStatus> {
val indexStatus: PublishSubject<IndexStatus> = PublishSubject.create();
fun buildIndex(b: Book): ReplaySubject<IndexStatus> {
if (!shouldIndex(b)) {
Log.e("MBIndexManager", "Current status is ${b.getIndexStatus()}, not creating index")
throw IllegalStateException("Don't try and index a book that should not get it.")
}
val indexStatus: ReplaySubject<IndexStatus> = ReplaySubject.create();
Observable.just(b)
.observeOn(Schedulers.computation())
.subscribe({
indexStatus.onNext(b.getIndexStatus())
Log.e("MBIndexManager", "Building index for ${b.getInitials()}, ${b.getIndexStatus()}")
indexManager scheduleIndexCreation b
Log.e("MBIndexManager", "Done building index for ${b.getInitials()}, ${b.getIndexStatus()}")
indexStatus.onNext(b.getIndexStatus())
indexStatus.onCompleted()