Merge pull request #216 from Aga-C/going-back-from-thread

Changed back button behavior in thread (#187)

Author: tibbi

app/src/main/kotlin/com/simplemobiletools/smsmessenger/activities/ThreadActivity.kt

@@ -161,6 +161,7 @@ class ThreadActivity : SimpleActivity() {
             R.id.dial_number -> dialNumber()
             R.id.manage_people -> managePeople()
             R.id.mark_as_unread -> markAsUnread()
+            android.R.id.home -> onHomePressed()
             else -> return super.onOptionsItemSelected(item)
         }
         return true
@@ -173,6 +174,12 @@ class ThreadActivity : SimpleActivity() {
         }
     }
 
+    private fun onHomePressed() {
+        val intent = Intent(this, MainActivity::class.java)
+        startActivity(intent)
+        finish()
+    }
+
     private fun setupCachedMessages(callback: () -> Unit) {
         ensureBackgroundThread {
             messages = try {