Add basic conversation screen components

app/src/main/java/org/thoughtcrime/securesms/conversation/v2/ConversationActivityV2.kt

@@ -0,0 +1,35 @@
+package org.thoughtcrime.securesms.conversation.v2
+
+import android.os.Bundle
+import androidx.recyclerview.widget.LinearLayoutManager
+import kotlinx.android.synthetic.main.activity_home.*
+import network.loki.messenger.R
+import org.thoughtcrime.securesms.PassphraseRequiredActionBarActivity
+import org.thoughtcrime.securesms.database.DatabaseFactory
+
+class ConversationActivityV2 : PassphraseRequiredActionBarActivity() {
+    private var threadID: Long = -1
+
+    // region Settings
+    companion object {
+        const val THREAD_ID = "thread_id"
+    }
+    // endregion
+
+    // region Lifecycle
+    override fun onCreate(savedInstanceState: Bundle?, isReady: Boolean) {
+        super.onCreate(savedInstanceState, isReady)
+        setContentView(R.layout.activity_conversation_v2)
+        threadID = intent.getLongExtra(THREAD_ID, -1)
+        setUpRecyclerView()
+    }
+
+    private fun setUpRecyclerView() {
+        val cursor = DatabaseFactory.getMmsSmsDatabase(this).getConversation(threadID)
+        val adapter = ConversationAdapter(this, cursor)
+        adapter.setHasStableIds(true)
+        recyclerView.adapter = adapter
+        recyclerView.layoutManager = LinearLayoutManager(this)
+    }
+    // endregion
+}

app/src/main/java/org/thoughtcrime/securesms/conversation/v2/ConversationAdapter.kt

@@ -0,0 +1,35 @@
+package org.thoughtcrime.securesms.conversation.v2
+
+import android.content.Context
+import android.database.Cursor
+import android.view.ViewGroup
+import androidx.recyclerview.widget.RecyclerView
+import org.thoughtcrime.securesms.conversation.v2.messages.MessageView
+import org.thoughtcrime.securesms.database.CursorRecyclerViewAdapter
+import org.thoughtcrime.securesms.database.DatabaseFactory
+import org.thoughtcrime.securesms.database.model.MessageRecord
+
+class ConversationAdapter(context: Context, cursor: Cursor) : CursorRecyclerViewAdapter<ConversationAdapter.ViewHolder>(context, cursor) {
+    private val messageDB = DatabaseFactory.getMmsSmsDatabase(context)
+
+    class ViewHolder(val view: MessageView) : RecyclerView.ViewHolder(view)
+
+    override fun onCreateItemViewHolder(parent: ViewGroup, viewType: Int): ViewHolder {
+        val view = MessageView(context)
+        return ViewHolder(view)
+    }
+
+    override fun onBindItemViewHolder(viewHolder: ViewHolder, cursor: Cursor) {
+        val message = getMessage(cursor)!!
+        viewHolder.view.bind(message)
+    }
+
+    override fun onItemViewRecycled(holder: ViewHolder?) {
+        holder?.view?.recycle()
+        super.onItemViewRecycled(holder)
+    }
+
+    private fun getMessage(cursor: Cursor): MessageRecord? {
+        return messageDB.readerFor(cursor).current
+    }
+}

app/src/main/java/org/thoughtcrime/securesms/conversation/v2/messages/MessageView.kt

@@ -0,0 +1,37 @@
+package org.thoughtcrime.securesms.conversation.v2.messages
+
+import android.content.Context
+import android.util.AttributeSet
+import android.widget.LinearLayout
+import org.thoughtcrime.securesms.database.model.MessageRecord
+
+class MessageView : LinearLayout {
+
+    // region Lifecycle
+    constructor(context: Context) : super(context) {
+        setUpViewHierarchy()
+    }
+
+    constructor(context: Context, attrs: AttributeSet) : super(context, attrs) {
+        setUpViewHierarchy()
+    }
+
+    constructor(context: Context, attrs: AttributeSet, defStyleAttr: Int) : super(context, attrs, defStyleAttr) {
+        setUpViewHierarchy()
+    }
+
+    private fun setUpViewHierarchy() {
+        // TODO: Implement
+    }
+    // endregion
+
+    // region Updating
+    fun bind(message: MessageRecord) {
+
+    }
+
+    fun recycle() {
+        // TODO: Implement
+    }
+    // endregion
+}

app/src/main/res/layout/activity_conversation_v2.xml

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/contentView"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical">
+
+    <androidx.recyclerview.widget.RecyclerView
+        android:id="@+id/conversationRecyclerView"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent" />
+
+</LinearLayout>