1 files changed, 71 insertions, 0 deletions
diff --git a/app/src/main/java/it/niedermann/nextcloud/deck/ui/filter/LabelFilterAdapter.java b/app/src/main/java/it/niedermann/nextcloud/deck/ui/filter/LabelFilterAdapter.java
new file mode 100644
index 000000000..8fed859a5
--- /dev/null
+++ b/app/src/main/java/it/niedermann/nextcloud/deck/ui/filter/LabelFilterAdapter.java
@@ -0,0 +1,71 @@
+package it.niedermann.nextcloud.deck.ui.filter;
+
+import android.content.Context;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ArrayAdapter;
+import android.widget.TextView;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+
+import org.jetbrains.annotations.NotNull;
+
+import java.util.NoSuchElementException;
+
+import it.niedermann.nextcloud.deck.model.Label;
+
+public class LabelFilterAdapter extends ArrayAdapter<Label> {
+
+    @NonNull
+    private final LayoutInflater inflater;
+
+    @SuppressWarnings("WeakerAccess")
+    public LabelFilterAdapter(@NonNull Context context) {
+        super(context, android.R.layout.simple_list_item_multiple_choice, android.R.id.text1);
+        inflater = LayoutInflater.from(context);
+    }
+
+    @Override
+    public boolean hasStableIds() {
+        return true;
+    }
+
+    @Override
+    public long getItemId(int position) {
+        final Label label = getItem(position);
+        if (label == null) {
+            throw new NoSuchElementException();
+        }
+        return label.getLocalId();
+    }
+
+    @Override
+    public View getDropDownView(int position, @Nullable View convertView, @NonNull ViewGroup parent) {
+        return getView(position, convertView, parent);
+    }
+
+    @SuppressWarnings("WeakerAccess")
+    public int getPosition(long labelId) {
+        for (int i = 0; i < getCount(); i++) {
+            if (getItemId(i) == labelId) {
+                return i;
+            }
+        }
+        throw new NoSuchElementException();
+    }
+
+    @NotNull
+    @Override
+    public View getView(int position, View convertView, @NotNull ViewGroup parent) {
+        final View view;
+        if (convertView == null) {
+            view = inflater.inflate(android.R.layout.simple_list_item_multiple_choice, parent, false);
+        } else {
+            view = convertView;
+        }
+        ((TextView) view.findViewById(android.R.id.text1)).setText(getItem(position).getTitle());
+        return view;
+    }
+}