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Code Issues Releases Wiki Activity

Use paged list differ

This commit is contained in:
M66B 2018-12-03 08:21:02 +01:00
parent 592afd8003
commit 3dced44622
1 changed files with 21 additions and 7 deletions
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28
app/src/main/java/eu/faircode/email/AdapterMessage.java
View File

@ -98,14 +98,15 @@ import androidx.fragment.app.FragmentTransaction;
import androidx.lifecycle.LifecycleOwner; import androidx.lifecycle.LifecycleOwner;
import androidx.lifecycle.Observer; import androidx.lifecycle.Observer;
import androidx.localbroadcastmanager.content.LocalBroadcastManager; import androidx.localbroadcastmanager.content.LocalBroadcastManager;
import androidx.paging.PagedListAdapter; import androidx.paging.AsyncPagedListDiffer;
import androidx.paging.PagedList;
import androidx.recyclerview.selection.ItemDetailsLookup; import androidx.recyclerview.selection.ItemDetailsLookup;
import androidx.recyclerview.selection.SelectionTracker; import androidx.recyclerview.selection.SelectionTracker;
import androidx.recyclerview.widget.DiffUtil; import androidx.recyclerview.widget.DiffUtil;
import androidx.recyclerview.widget.LinearLayoutManager; import androidx.recyclerview.widget.LinearLayoutManager;
import androidx.recyclerview.widget.RecyclerView; import androidx.recyclerview.widget.RecyclerView;
public class AdapterMessage extends PagedListAdapter<TupleMessageEx, AdapterMessage.ViewHolder> { public class AdapterMessage extends RecyclerView.Adapter<AdapterMessage.ViewHolder> {
private Context context; private Context context;
private LifecycleOwner owner; private LifecycleOwner owner;
private FragmentManager fragmentManager; private FragmentManager fragmentManager;
@ -127,14 +128,15 @@ public class AdapterMessage extends PagedListAdapter<TupleMessageEx, AdapterMess
private boolean hasWebView; private boolean hasWebView;
private SelectionTracker<Long> selectionTracker = null; private SelectionTracker<Long> selectionTracker = null;
private AsyncPagedListDiffer<TupleMessageEx> differ = new AsyncPagedListDiffer<>(this, DIFF_CALLBACK);
private DateFormat df = SimpleDateFormat.getDateTimeInstance(SimpleDateFormat.LONG, SimpleDateFormat.LONG);
enum ViewType {UNIFIED, FOLDER, THREAD, SEARCH} enum ViewType {UNIFIED, FOLDER, THREAD, SEARCH}
private static final float LOW_LIGHT = 0.6f; private static final float LOW_LIGHT = 0.6f;
private static final long CACHE_IMAGE_DURATION = 3 * 24 * 3600 * 1000L; private static final long CACHE_IMAGE_DURATION = 3 * 24 * 3600 * 1000L;
private static DateFormat df = SimpleDateFormat.getDateTimeInstance(SimpleDateFormat.LONG, SimpleDateFormat.LONG);
public class ViewHolder extends RecyclerView.ViewHolder implements public class ViewHolder extends RecyclerView.ViewHolder implements
View.OnClickListener, BottomNavigationView.OnNavigationItemSelectedListener { View.OnClickListener, BottomNavigationView.OnNavigationItemSelectedListener {
private View itemView; private View itemView;
@ -550,7 +552,7 @@ public class AdapterMessage extends PagedListAdapter<TupleMessageEx, AdapterMess
if (pos == RecyclerView.NO_POSITION) if (pos == RecyclerView.NO_POSITION)
return; return;
TupleMessageEx message = getItem(pos); TupleMessageEx message = differ.getItem(pos);
if (view.getId() == R.id.ivAddContact) if (view.getId() == R.id.ivAddContact)
onAddContact(message); onAddContact(message);
@ -1534,7 +1536,6 @@ public class AdapterMessage extends PagedListAdapter<TupleMessageEx, AdapterMess
AdapterMessage(Context context, LifecycleOwner owner, FragmentManager fragmentManager, AdapterMessage(Context context, LifecycleOwner owner, FragmentManager fragmentManager,
ViewType viewType, boolean outgoing, IProperties properties) { ViewType viewType, boolean outgoing, IProperties properties) {
super(DIFF_CALLBACK);
this.context = context; this.context = context;
this.owner = owner; this.owner = owner;
this.fragmentManager = fragmentManager; this.fragmentManager = fragmentManager;
@ -1561,6 +1562,19 @@ public class AdapterMessage extends PagedListAdapter<TupleMessageEx, AdapterMess
this.hasWebView = pm.hasSystemFeature("android.software.webview"); this.hasWebView = pm.hasSystemFeature("android.software.webview");
} }
void submitList(PagedList<TupleMessageEx> pagedList) {
differ.submitList(pagedList);
}
PagedList<TupleMessageEx> getCurrentList() {
return differ.getCurrentList();
}
@Override
public int getItemCount() {
return differ.getItemCount();
}
private static final DiffUtil.ItemCallback<TupleMessageEx> DIFF_CALLBACK = private static final DiffUtil.ItemCallback<TupleMessageEx> DIFF_CALLBACK =
new DiffUtil.ItemCallback<TupleMessageEx>() { new DiffUtil.ItemCallback<TupleMessageEx>() {
@Override @Override
@ -1589,7 +1603,7 @@ public class AdapterMessage extends PagedListAdapter<TupleMessageEx, AdapterMess
public void onBindViewHolder(@NonNull ViewHolder holder, int position) { public void onBindViewHolder(@NonNull ViewHolder holder, int position) {
holder.unwire(); holder.unwire();
TupleMessageEx message = getItem(position); TupleMessageEx message = differ.getItem(position);
if (message == null) if (message == null)
holder.clear(); holder.clear();
else { else {