Replaced ListView with RecyclerView

app/src/main/java/com/nextcloud/talk/adapters/GeocodingAdapter.kt

@@ -24,35 +24,47 @@ import android.content.Context
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
-import android.widget.BaseAdapter
 import android.widget.TextView
+import androidx.recyclerview.widget.RecyclerView
 import com.nextcloud.talk.R
 import fr.dudie.nominatim.model.Address
 
-class GeocodingAdapter(context: Context, val dataSource: List<Address>) : BaseAdapter() {
+class GeocodingAdapter(private val context: Context, private val dataSource: List<Address>) :
+    RecyclerView.Adapter<GeocodingAdapter.ViewHolder>() {
 
-    private val inflater: LayoutInflater = context.getSystemService(Context.LAYOUT_INFLATER_SERVICE) as LayoutInflater
+    interface OnItemClickListener {
+        fun onItemClick(position: Int)
+    }
 
-    override fun getCount(): Int {
+    private var listener: OnItemClickListener? = null
+    fun setOnItemClickListener(listener: OnItemClickListener) {
+        this.listener = listener
+    }
+
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ViewHolder {
+        val inflater = LayoutInflater.from(context)
+        val view = inflater.inflate(R.layout.geocoding_item, parent, false)
+        return ViewHolder(view)
+    }
+
+    override fun onBindViewHolder(holder: ViewHolder, position: Int) {
+        val address = dataSource[position]
+        holder.nameView.text = address.displayName
+
+        holder.itemView.setOnClickListener {
+            listener?.onItemClick(position)
+        }
+    }
+
+    override fun getItemCount(): Int {
         return dataSource.size
     }
 
-    override fun getItem(position: Int): Any {
+    fun getItem(position: Int): Any {
         return dataSource[position]
     }
 
-    override fun getItemId(position: Int): Long {
+    inner class ViewHolder(itemView: View) : RecyclerView.ViewHolder(itemView) {
-        return position.toLong()
+        val nameView: TextView = itemView.findViewById(R.id.name)
-    }
-
-    override fun getView(position: Int, convertView: View?, parent: ViewGroup): View {
-        val rowView = inflater.inflate(R.layout.geocoding_item, parent, false)
-
-        val nameView = rowView.findViewById(R.id.name) as TextView
-
-        val address = getItem(position) as Address
-        nameView.text = address.displayName
-
-        return rowView
     }
 }

app/src/main/java/com/nextcloud/talk/location/GeocodingActivity.kt

@@ -31,10 +31,11 @@ import android.util.Log
 import android.view.Menu
 import android.view.MenuItem
 import android.view.inputmethod.EditorInfo
-import android.widget.AdapterView
 import androidx.appcompat.widget.SearchView
 import androidx.core.view.MenuItemCompat
 import androidx.preference.PreferenceManager
+import androidx.recyclerview.widget.LinearLayoutManager
+import androidx.recyclerview.widget.RecyclerView
 import autodagger.AutoInjector
 import com.google.android.material.snackbar.Snackbar
 import com.nextcloud.talk.R
@@ -77,6 +78,7 @@ class GeocodingActivity :
 
     lateinit var adapter: GeocodingAdapter
     private var geocodingResults: List<Address> = ArrayList()
+    private lateinit var recyclerView: RecyclerView
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
@@ -91,6 +93,10 @@ class GeocodingActivity :
 
         roomToken = intent.getStringExtra(BundleKeys.KEY_ROOM_TOKEN)!!
         query = intent.getStringExtra(BundleKeys.KEY_GEOCODING_QUERY)
+        recyclerView = findViewById(R.id.geocoding_results)
+        recyclerView.layoutManager = LinearLayoutManager(this)
+        adapter = GeocodingAdapter(this, geocodingResults)
+        recyclerView.adapter = adapter
     }
 
     override fun onStart() {
@@ -108,16 +114,17 @@ class GeocodingActivity :
             Log.e(TAG, "search string that was passed to GeocodingController was null or empty")
         }
 
-        binding.geocodingResults.onItemClickListener = AdapterView.OnItemClickListener { parent, view, position, id ->
+        adapter.setOnItemClickListener(object : GeocodingAdapter.OnItemClickListener {
+            override fun onItemClick(position: Int) {
                 val address: Address = adapter.getItem(position) as Address
                 val geocodingResult = GeocodingResult(address.latitude, address.longitude, address.displayName)
-
+                val intent = Intent(this@GeocodingActivity, LocationPickerActivity::class.java)
-            val intent = Intent(this, LocationPickerActivity::class.java)
                 intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP)
                 intent.putExtra(BundleKeys.KEY_ROOM_TOKEN, roomToken)
                 intent.putExtra(BundleKeys.KEY_GEOCODING_RESULT, geocodingResult)
                 startActivity(intent)
             }
+        })
     }
 
     private fun setupActionBar() {

app/src/main/res/layout/activity_geocoding.xml

@@ -44,10 +44,9 @@
             tools:title="@string/nc_app_product_name" />
     </com.google.android.material.appbar.AppBarLayout>
 
-    <ListView
+    <androidx.recyclerview.widget.RecyclerView
         android:id="@+id/geocoding_results"
         android:layout_width="match_parent"
-        android:layout_height="match_parent">
+        android:layout_height="match_parent"/>
-    </ListView>
 
 </LinearLayout>