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diff --git a/wallet/src/main/java/net/taler/wallet/balances/BalanceAdapter.kt b/wallet/src/main/java/net/taler/wallet/balances/BalanceAdapter.kt
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+++ b/wallet/src/main/java/net/taler/wallet/balances/BalanceAdapter.kt
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+/*
+ * This file is part of GNU Taler
+ * (C) 2020 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+ * A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
+ */
+
+package net.taler.wallet.balances
+
+import android.view.LayoutInflater
+import android.view.View
+import android.view.View.GONE
+import android.view.View.VISIBLE
+import android.view.ViewGroup
+import android.widget.TextView
+import androidx.recyclerview.widget.RecyclerView
+import androidx.recyclerview.widget.RecyclerView.Adapter
+import net.taler.wallet.BalanceItem
+import net.taler.wallet.R
+import net.taler.wallet.balances.BalanceAdapter.BalanceViewHolder
+
+class BalanceAdapter(private val listener: BalanceClickListener) : Adapter<BalanceViewHolder>() {
+
+ private var items = emptyList<BalanceItem>()
+
+ init {
+ setHasStableIds(false)
+ }
+
+ override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): BalanceViewHolder {
+ val v =
+ LayoutInflater.from(parent.context).inflate(R.layout.list_item_balance, parent, false)
+ return BalanceViewHolder(v)
+ }
+
+ override fun getItemCount() = items.size
+
+ override fun onBindViewHolder(holder: BalanceViewHolder, position: Int) {
+ val item = items[position]
+ holder.bind(item)
+ }
+
+ fun setItems(items: List<BalanceItem>) {
+ this.items = items
+ this.notifyDataSetChanged()
+ }
+
+ inner class BalanceViewHolder(private val v: View) : RecyclerView.ViewHolder(v) {
+ private val currencyView: TextView = v.findViewById(R.id.balance_currency)
+ private val amountView: TextView = v.findViewById(R.id.balance_amount)
+ private val balanceInboundAmount: TextView = v.findViewById(R.id.balanceInboundAmount)
+ private val balanceInboundLabel: TextView = v.findViewById(R.id.balanceInboundLabel)
+
+ fun bind(item: BalanceItem) {
+ v.setOnClickListener { listener.onBalanceClick(item.available.currency) }
+ currencyView.text = item.available.currency
+ amountView.text = item.available.amountStr
+
+ val amountIncoming = item.pendingIncoming
+ if (amountIncoming.isZero()) {
+ balanceInboundAmount.visibility = GONE
+ balanceInboundLabel.visibility = GONE
+ } else {
+ balanceInboundAmount.visibility = VISIBLE
+ balanceInboundLabel.visibility = VISIBLE
+ balanceInboundAmount.text =
+ v.context.getString(R.string.amount_positive, amountIncoming)
+ }
+ }
+ }
+
+}