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Code Issues Projects Releases Wiki Activity

[android] Always show empty state messages

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This works around an upstream ConstraintLayout Group visiblity bug:
https://issuetracker.google.com/issues/117485026
This commit is contained in:
Torsten Grote
2019-03-01 15:34:29 -03:00
parent 144ea0c2fc
commit b7c712116b
2 changed files with 10 additions and 15 deletions
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18
briar-android/src/main/java/org/briarproject/briar/android/view/BriarRecyclerView.java
View File

@@ -7,7 +7,6 @@ import android.os.Handler;
import android.os.Looper;
import android.support.annotation.DrawableRes;
import android.support.annotation.StringRes;
import android.support.constraint.Group;
import android.support.v7.widget.AppCompatImageView;
import android.support.v7.widget.RecyclerView;
import android.support.v7.widget.RecyclerView.Adapter;
@@ -29,14 +28,13 @@ public class BriarRecyclerView extends FrameLayout {
private final Handler handler = new Handler(Looper.getMainLooper());
private RecyclerView recyclerView;
private Group emptyState;
private AppCompatImageView emptyImage;
private TextView emptyText, emptyAction;
private ProgressBar progressBar;
private RecyclerView.AdapterDataObserver emptyObserver;
@Nullable
private Runnable refresher = null;
private boolean isScrollingToEnd = false;
private boolean isScrollingToEnd;
public BriarRecyclerView(Context context) {
this(context, null, 0);
@@ -77,7 +75,6 @@ public class BriarRecyclerView extends FrameLayout {
R.layout.briar_recycler_view, this, true);
recyclerView = v.findViewById(R.id.recyclerView);
emptyState = v.findViewById(R.id.emptyState);
emptyImage = v.findViewById(R.id.emptyImage);
emptyText = v.findViewById(R.id.emptyText);
emptyAction = v.findViewById(R.id.emptyAction);
@@ -174,7 +171,9 @@ public class BriarRecyclerView extends FrameLayout {
public void showProgressBar() {
if (recyclerView == null) initViews();
recyclerView.setVisibility(INVISIBLE);
emptyState.setVisibility(INVISIBLE);
emptyImage.setVisibility(INVISIBLE);
emptyText.setVisibility(INVISIBLE);
emptyAction.setVisibility(INVISIBLE);
progressBar.setVisibility(VISIBLE);
}
@@ -183,11 +182,14 @@ public class BriarRecyclerView extends FrameLayout {
Adapter adapter = recyclerView.getAdapter();
if (adapter != null) {
if (adapter.getItemCount() == 0) {
emptyState.setVisibility(VISIBLE);
emptyImage.setVisibility(VISIBLE);
emptyText.setVisibility(VISIBLE);
emptyAction.setVisibility(VISIBLE);
recyclerView.setVisibility(INVISIBLE);
} else {
// use GONE here so empty view doesn't use space on small lists
emptyState.setVisibility(GONE);
emptyImage.setVisibility(INVISIBLE);
emptyText.setVisibility(INVISIBLE);
emptyAction.setVisibility(INVISIBLE);
recyclerView.setVisibility(VISIBLE);
}
progressBar.setVisibility(GONE);