add menu items for settings and About

app/src/main/AndroidManifest.xml

@@ -15,5 +15,21 @@
                 <category android:name="android.intent.category.LAUNCHER"/>
             </intent-filter>
         </activity>
+
+        <activity
+            android:name=".activities.AboutActivity"
+            android:label="@string/about"
+            android:parentActivityName=".activities.MainActivity"/>
+
+        <activity
+            android:name=".activities.LicenseActivity"
+            android:label="@string/third_party_licences"
+            android:parentActivityName=".activities.AboutActivity"/>
+
+        <activity
+            android:name=".activities.SettingsActivity"
+            android:label="@string/settings"
+            android:parentActivityName=".activities.MainActivity"/>
+
     </application>
 </manifest>

app/src/main/kotlin/com/simplemobiletools/thankyou/activities/AboutActivity.kt

@@ -0,0 +1,9 @@
+package com.simplemobiletools.thankyou.activities
+
+import android.os.Bundle
+
+class AboutActivity : SimpleActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+    }
+}

app/src/main/kotlin/com/simplemobiletools/thankyou/activities/LicenseActivity.kt

@@ -0,0 +1,9 @@
+package com.simplemobiletools.thankyou.activities
+
+import android.os.Bundle
+
+class LicenseActivity : SimpleActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+    }
+}

app/src/main/kotlin/com/simplemobiletools/thankyou/activities/MainActivity.kt

@@ -1,6 +1,9 @@
 package com.simplemobiletools.thankyou.activities
 
+import android.content.Intent
 import android.os.Bundle
+import android.view.Menu
+import android.view.MenuItem
 import com.simplemobiletools.thankyou.R
 
 class MainActivity : SimpleActivity() {
@@ -14,4 +17,23 @@ class MainActivity : SimpleActivity() {
         super.onDestroy()
         mConfig.isFirstRun = false
     }
+
+    override fun onCreateOptionsMenu(menu: Menu): Boolean {
+        menuInflater.inflate(R.menu.menu_main, menu)
+        return true
+    }
+
+    override fun onOptionsItemSelected(item: MenuItem): Boolean {
+        return when (item.itemId) {
+            R.id.settings -> {
+                startActivity(Intent(applicationContext, SettingsActivity::class.java))
+                true
+            }
+            R.id.about -> {
+                startActivity(Intent(applicationContext, AboutActivity::class.java))
+                true
+            }
+            else -> super.onOptionsItemSelected(item)
+        }
+    }
 }

app/src/main/kotlin/com/simplemobiletools/thankyou/activities/SettingsActivity.kt

@@ -0,0 +1,9 @@
+package com.simplemobiletools.thankyou.activities
+
+import android.os.Bundle
+
+class SettingsActivity : SimpleActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+    }
+}

app/src/main/res/menu/menu_main.xml

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="utf-8"?>
+<menu xmlns:android="http://schemas.android.com/apk/res/android"
+      xmlns:app="http://schemas.android.com/apk/res-auto">
+    <item
+        android:id="@+id/settings"
+        android:title="@string/settings"
+        app:showAsAction="never"/>
+    <item
+        android:id="@+id/about"
+        android:title="@string/about"
+        app:showAsAction="never"/>
+</menu>