Hide keyboard when clicked outside of name input field.

app/src/main/java/me/zobrist/tichucounter/MainActivity.kt

@@ -7,6 +7,7 @@ import android.text.InputType
 import android.view.Menu
 import android.view.MenuItem
 import android.view.WindowManager
+import android.view.inputmethod.InputMethodManager
 import android.widget.ScrollView
 import androidx.appcompat.app.AppCompatActivity
 import androidx.appcompat.app.AppCompatDelegate
@@ -43,6 +44,18 @@ class MainActivity : AppCompatActivity() {
         updateView()
 
 
+        inputTeamA.setOnFocusChangeListener { view, b ->
+            if (b) {
+                hideKeyboard()
+            }
+        }
+
+        inputTeamB.setOnFocusChangeListener { view, b ->
+            if (b) {
+                hideKeyboard()
+            }
+        }
+
         inputTeamA.doOnTextChanged { text, start, count, after ->
             if (inputTeamA.isFocused) {
                 if (inputTeamA.text.isNotEmpty()) {
@@ -102,6 +115,8 @@ class MainActivity : AppCompatActivity() {
         }
 
         buttonAdd100.setOnClickListener {
+            giveFocusToAIfNone()
+
             if (inputTeamA.isFocused) {
 
                 currentRound.scoreA = try {
@@ -132,6 +147,8 @@ class MainActivity : AppCompatActivity() {
         }
 
         buttonSub100.setOnClickListener {
+            giveFocusToAIfNone()
+
             if (inputTeamA.isFocused) {
                 currentRound.scoreA = try {
                     inputTeamA.text.toString().toInt() - 100
@@ -329,6 +346,12 @@ class MainActivity : AppCompatActivity() {
         }
     }
 
+    private fun hideKeyboard() {
+        val imm: InputMethodManager =
+            getSystemService(INPUT_METHOD_SERVICE) as InputMethodManager
+        imm.hideSoftInputFromWindow(currentFocus!!.windowToken, 0)
+    }
+
     private fun giveFocusToAIfNone() {
         if (!inputTeamA.isFocused && !inputTeamB.isFocused) {
             inputTeamA.requestFocus()
@@ -336,10 +359,8 @@ class MainActivity : AppCompatActivity() {
     }
 
     private fun undoLastRound() {
-
         history.revertLastRound()
         updateView()
-
     }
 
     private fun updateView() {