Convert EmojiArrayAdapter class to Kotlin. (#644)

emoji/src/main/java/com/vanniktech/emoji/EmojiArrayAdapter.kt

@@ -0,0 +1,56 @@
+/*
+ * Copyright (C) 2016 - Niklas Baudy, Ruben Gees, Mario Đanić and contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+package com.vanniktech.emoji
+
+import android.content.Context
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.ArrayAdapter
+import com.vanniktech.emoji.emoji.Emoji
+import com.vanniktech.emoji.listeners.OnEmojiClickListener
+import com.vanniktech.emoji.listeners.OnEmojiLongClickListener
+
+internal class EmojiArrayAdapter(
+  context: Context,
+  emojis: Array<Emoji>,
+  private val variantManager: VariantEmoji?,
+  private val listener: OnEmojiClickListener?,
+  private val longListener: OnEmojiLongClickListener?,
+  private val theming: EmojiTheming,
+) : ArrayAdapter<Emoji>(context, 0, Utils.asListWithoutDuplicates(emojis)) {
+  override fun getView(position: Int, convertView: View?, parent: ViewGroup): View {
+    var image = convertView as? EmojiImageView
+    val context = context
+    if (image == null) {
+      image = LayoutInflater.from(context).inflate(R.layout.emoji_adapter_item_emoji, parent, false) as EmojiImageView
+      image.setOnEmojiClickListener(listener)
+      image.setOnEmojiLongClickListener(longListener)
+    }
+    val emoji = getItem(position)!!
+    val variantToUse = variantManager?.getVariant(emoji) ?: emoji
+    image.contentDescription = emoji.unicode
+    image.setEmoji(theming, variantToUse)
+    return image
+  }
+
+  fun updateEmojis(emojis: Collection<Emoji>) {
+    clear()
+    addAll(emojis)
+    notifyDataSetChanged()
+  }
+}

emoji/src/main/java/com/vanniktech/emoji/EmojiVariantPopup.java

@@ -96,7 +96,7 @@ private View initView(@NonNull final Context context, @NonNull final Emoji emoji
     final LayoutInflater inflater = LayoutInflater.from(context);
 
     for (final Emoji variant : variants) {
-      final ImageView emojiImage = (ImageView) inflater.inflate(R.layout.emoji_adapter_item, imageContainer, false);
+      final ImageView emojiImage = (ImageView) inflater.inflate(R.layout.emoji_adapter_item_emoji, imageContainer, false);
       final ViewGroup.MarginLayoutParams layoutParams = (ViewGroup.MarginLayoutParams) emojiImage.getLayoutParams();
       final int margin = Utils.dpToPx(context, MARGIN);