Android RecyclerView Show default view till items load or when data is not available
Example
Screenshot
Adapter Class
private class MyAdapter extends RecyclerView.Adapter<RecyclerView.ViewHolder> {
final int EMPTY_VIEW = 77777;
List<CustomData> datalist = new ArrayList<>();
MyAdapter() {
super();
}
@Override
public RecyclerView.ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
LayoutInflater layoutInflater = LayoutInflater.from(parent.getContext());
if (viewType == EMPTY_VIEW) {
return new EmptyView(layoutInflater.inflate(R.layout.nothing_yet, parent, false));
} else {
return new ItemView(layoutInflater.inflate(R.layout.my_item, parent, false));
}
}
@SuppressLint("SetTextI18n")
@Override
public void onBindViewHolder(final RecyclerView.ViewHolder holder, int position) {
if (getItemViewType(position) == EMPTY_VIEW) {
EmptyView emptyView = (EmptyView) holder;
emptyView.primaryText.setText("No data yet");
emptyView.secondaryText.setText("You're doing good !");
emptyView.primaryText.setCompoundDrawablesWithIntrinsicBounds(null, new IconicsDrawable(getActivity()).icon(FontAwesome.Icon.faw_ticket).sizeDp(48).color(Color.DKGRAY), null, null);
} else {
ItemView itemView = (ItemView) holder;
// Bind data to itemView
}
}
@Override
public int getItemCount() {
return datalist.size() > 0 ? datalist.size() : 1;
}
@Override
public int getItemViewType(int position) {
if datalist.size() == 0) {
return EMPTY_VIEW;
}
return super.getItemViewType(position);
}
}
nothing_yet.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_gravity="center"
android:orientation="vertical"
android:paddingBottom="100dp"
android:paddingTop="100dp">
<TextView
android:id="@+id/nothingPrimary"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center"
android:drawableTint="@android:color/secondary_text_light"
android:drawableTop="@drawable/ic_folder_open_black_24dp"
android:enabled="false"
android:fontFamily="sans-serif-light"
android:text="No Item's Yet"
android:textAppearance="?android:attr/textAppearanceLarge"
android:textColor="@android:color/secondary_text_light"
android:textSize="40sp"
tools:targetApi="m" />
<TextView
android:id="@+id/nothingSecondary"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center_horizontal"
android:enabled="false"
android:fontFamily="sans-serif-condensed"
android:text="You're doing good !"
android:textAppearance="?android:attr/textAppearanceSmall"
android:textColor="@android:color/tertiary_text_light" />
</LinearLayout>
I'm using FontAwesome with Iconics Library for the images. Add this to your app level build.gradle file.
compile 'com.mikepenz:fontawesome-typeface:4.6.0.3@aar'
compile 'com.mikepenz:iconics-core:2.8.1@aar'
