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Using interface in FolderListFilter

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ByteHamster 2019-09-01 19:05:29 +02:00 committed by cketti
parent e32a8ca486
commit 6550a5662f
1 changed files with 22 additions and 23 deletions
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45
app/ui/src/main/java/com/fsck/k9/activity/FolderListFilter.java
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@ -5,7 +5,6 @@ import java.util.List;
import java.util.Locale;
import timber.log.Timber;
import android.widget.ArrayAdapter;
import android.widget.Filter;
/**
@ -22,7 +21,7 @@ public class FolderListFilter<T> extends Filter {
* changes due to the filtering performed by {@link #performFiltering}.
* This in turn will change the folders displayed in the ListView.
*/
private ArrayAdapter<T> mFolders;
private FilterableAdapter<T> mFolders;
/**
* All folders.
@ -34,7 +33,7 @@ public class FolderListFilter<T> extends Filter {
*
* @param folders
*/
public FolderListFilter(final ArrayAdapter<T> folders) {
public FolderListFilter(final FilterableAdapter<T> folders) {
this.mFolders = folders;
}
@ -97,32 +96,32 @@ public class FolderListFilter<T> extends Filter {
@SuppressWarnings("unchecked")
@Override
protected void publishResults(CharSequence constraint, FilterResults results) {
// Don't notify for every change
mFolders.setNotifyOnChange(false);
try {
//noinspection unchecked
final List<T> folders = (List<T>) results.values;
mFolders.clear();
if (folders != null) {
for (T folder : folders) {
if (folder != null) {
mFolders.add(folder);
}
//noinspection unchecked
final List<T> folders = (List<T>) results.values;
mFolders.clear();
if (folders != null) {
for (T folder : folders) {
if (folder != null) {
mFolders.add(folder);
}
} else {
Timber.w("FolderListFilter.publishResults - null search-result ");
}
// Send notification that the data set changed now
mFolders.notifyDataSetChanged();
} finally {
// restore notification status
mFolders.setNotifyOnChange(true);
} else {
Timber.w("FolderListFilter.publishResults - null search-result ");
}
// Send notification that the data set changed now
mFolders.notifyDataSetChanged();
}
public void invalidate() {
mOriginalValues = null;
}
public interface FilterableAdapter<T> {
void notifyDataSetChanged();
void clear();
void add(T object);
int getCount();
T getItem(int i);
}
}