From 5d8e8936a3cca19da45db684b79969d064a866ff Mon Sep 17 00:00:00 2001
From: Juha Heinanen <jh@tutpro.com>
Date: Sun, 3 Jan 2021 15:20:50 +0200
Subject: [PATCH] Use view binding in chat activity

---
 .../kotlin/com/tutpro/baresip/ChatActivity.kt | 33 ++++++++++---------
 .../com/tutpro/baresip/ChatsActivity.kt       | 13 +++++---
 2 files changed, 26 insertions(+), 20 deletions(-)

diff --git a/app/src/main/kotlin/com/tutpro/baresip/ChatActivity.kt b/app/src/main/kotlin/com/tutpro/baresip/ChatActivity.kt
index 2058b46e..a11a499e 100644
--- a/app/src/main/kotlin/com/tutpro/baresip/ChatActivity.kt
+++ b/app/src/main/kotlin/com/tutpro/baresip/ChatActivity.kt
@@ -13,19 +13,21 @@ import android.view.View
 import android.view.WindowManager
 import android.view.inputmethod.InputMethodManager
 import android.widget.*
+import com.tutpro.baresip.databinding.ActivityChatBinding
 
 class ChatActivity : AppCompatActivity() {
 
-    internal lateinit var chatMessages: ArrayList<Message>
-    internal lateinit var mlAdapter: MessageListAdapter
-    internal lateinit var listView: ListView
-    internal lateinit var newMessage: EditText
-    internal lateinit var sendButton: ImageButton
-    internal lateinit var imm: InputMethodManager
-    internal lateinit var aor: String
-    internal lateinit var peerUri: String
-    internal lateinit var ua: UserAgent
-    internal lateinit var messageResponseReceiver: BroadcastReceiver
+    private lateinit var binding: ActivityChatBinding
+    private lateinit var chatMessages: ArrayList<Message>
+    private lateinit var mlAdapter: MessageListAdapter
+    private lateinit var listView: ListView
+    private lateinit var newMessage: EditText
+    private lateinit var sendButton: ImageButton
+    private lateinit var imm: InputMethodManager
+    private lateinit var aor: String
+    private lateinit var peerUri: String
+    private lateinit var ua: UserAgent
+    private lateinit var messageResponseReceiver: BroadcastReceiver
 
     private var focus = false
     private var lastCall: Long = 0
@@ -33,7 +35,8 @@ class ChatActivity : AppCompatActivity() {
     override fun onCreate(savedInstanceState: Bundle?) {
 
         super.onCreate(savedInstanceState)
-        setContentView(R.layout.activity_chat)
+        binding = ActivityChatBinding.inflate(layoutInflater)
+        setContentView(binding.root)
 
         supportActionBar?.setDisplayHomeAsUpEnabled(true)
 
@@ -67,11 +70,11 @@ class ChatActivity : AppCompatActivity() {
 
         title = String.format(getString(R.string.chat_with), chatPeer)
 
-        val headerView = findViewById(R.id.account) as TextView
+        val headerView = binding.account
         val headerText = "${getString(R.string.account)} ${aor.substringAfter(":")}"
         headerView.text = headerText
 
-        listView = findViewById(R.id.messages) as ListView
+        listView = binding.messages
         chatMessages = uaPeerMessages(aor, peerUri)
         mlAdapter = MessageListAdapter(this, chatMessages)
         listView.adapter = mlAdapter
@@ -124,7 +127,7 @@ class ChatActivity : AppCompatActivity() {
             true
         }
 
-        newMessage = findViewById(R.id.text) as EditText
+        newMessage = binding.text
         newMessage.setOnFocusChangeListener(View.OnFocusChangeListener { _, hasFocus ->
             if (hasFocus) {
                 window.setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE)
@@ -133,7 +136,7 @@ class ChatActivity : AppCompatActivity() {
 
         if (focus) newMessage.requestFocus()
 
-        sendButton = findViewById(R.id.sendButton) as ImageButton
+        sendButton = binding.sendButton
         sendButton.setOnClickListener {
             val msgText = newMessage.text.toString()
             if (msgText.length > 0) {
diff --git a/app/src/main/kotlin/com/tutpro/baresip/ChatsActivity.kt b/app/src/main/kotlin/com/tutpro/baresip/ChatsActivity.kt
index f2d33bb0..7cb6304e 100644
--- a/app/src/main/kotlin/com/tutpro/baresip/ChatsActivity.kt
+++ b/app/src/main/kotlin/com/tutpro/baresip/ChatsActivity.kt
@@ -9,11 +9,13 @@ import android.view.Menu
 import android.view.MenuItem
 import android.view.View
 import android.widget.*
+import com.tutpro.baresip.databinding.ActivityChatsBinding
 
 import java.util.*
 
 class ChatsActivity: AppCompatActivity() {
 
+    private lateinit var binding: ActivityChatsBinding
     internal lateinit var uaMessages: ArrayList<Message>
     internal lateinit var listView: ListView
     internal lateinit var clAdapter: ChatListAdapter
@@ -24,15 +26,16 @@ class ChatsActivity: AppCompatActivity() {
     public override fun onCreate(savedInstanceState: Bundle?) {
 
         super.onCreate(savedInstanceState)
-        setContentView(R.layout.activity_chats)
+        binding = ActivityChatsBinding.inflate(layoutInflater)
+        setContentView(binding.root)
 
-        listView = findViewById(R.id.chats) as ListView
-        plusButton = findViewById(R.id.plusButton) as ImageButton
+        listView = binding.chats
+        plusButton = binding.plusButton
 
         aor = intent.extras!!.getString("aor")!!
         Utils.addActivity("chats,$aor")
 
-        val headerView = findViewById(R.id.account) as TextView
+        val headerView = binding.account
         val headerText = "${getString(R.string.account)} ${aor.split(":")[1]}"
         headerView.text = headerText
 
@@ -100,7 +103,7 @@ class ChatsActivity: AppCompatActivity() {
             true
         }
 
-        peerUri = findViewById(R.id.peer) as AutoCompleteTextView
+        peerUri = binding.peer
         peerUri.threshold = 2
         peerUri.setAdapter(ArrayAdapter(this, android.R.layout.select_dialog_item,
                 Contact.contacts().map{Contact -> Contact.name}))