adding a Search actionmenu item

app/build.gradle

@@ -36,7 +36,7 @@ ext {
 }
 
 dependencies {
-    implementation 'com.simplemobiletools:commons:3.5.2'
+    implementation 'com.simplemobiletools:commons:3.5.3'
     implementation 'joda-time:joda-time:2.9.9'
 
     //debugImplementation "com.squareup.leakcanary:leakcanary-android:$leakCanaryVersion"

app/src/main/AndroidManifest.xml

@@ -31,7 +31,16 @@
             </intent-filter>
         </activity>
 
-        <activity android:name=".activities.MainActivity"/>
+        <activity
+            android:name=".activities.MainActivity">
+            <meta-data
+                android:name="android.app.default_searchable"
+                android:resource="@xml/searchable"/>
+
+            <intent-filter>
+                <action android:name="android.intent.action.SEARCH"/>
+            </intent-filter>
+        </activity>
 
         <activity
             android:name=".activities.SettingsActivity"

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

@@ -1,8 +1,11 @@
 package com.simplemobiletools.contacts.activities
 
+import android.app.SearchManager
+import android.content.Context
 import android.content.Intent
 import android.graphics.drawable.ColorDrawable
 import android.os.Bundle
+import android.support.v7.widget.SearchView
 import android.view.Menu
 import android.view.MenuItem
 import com.simplemobiletools.commons.extensions.*
@@ -113,6 +116,7 @@ class MainActivity : SimpleActivity(), RefreshContactsListener {
 
     override fun onCreateOptionsMenu(menu: Menu): Boolean {
         menuInflater.inflate(R.menu.menu, menu)
+        setupSearch(menu)
         return true
     }
 
@@ -138,6 +142,24 @@ class MainActivity : SimpleActivity(), RefreshContactsListener {
         }
     }
 
+    private fun setupSearch(menu: Menu) {
+        val searchManager = getSystemService(Context.SEARCH_SERVICE) as SearchManager
+        (menu.findItem(R.id.search).actionView as SearchView).apply {
+            setSearchableInfo(searchManager.getSearchableInfo(componentName))
+            isSubmitButtonEnabled = false
+            queryHint = getString(if (viewpager.currentItem == 0) R.string.search_contacts else R.string.search_favorites)
+            setOnQueryTextListener(object : SearchView.OnQueryTextListener {
+                override fun onQueryTextSubmit(query: String?): Boolean {
+                    return false
+                }
+
+                override fun onQueryTextChange(newText: String?): Boolean {
+                    return true
+                }
+            })
+        }
+    }
+
     private fun setupTabColors() {
         val lastUsedPage = config.lastUsedViewPagerPage
         main_tabs_holder.apply {

app/src/main/kotlin/com/simplemobiletools/contacts/adapters/ContactsAdapter.kt

@@ -19,8 +19,8 @@ import com.simplemobiletools.contacts.activities.SimpleActivity
 import com.simplemobiletools.contacts.extensions.config
 import com.simplemobiletools.contacts.extensions.openContact
 import com.simplemobiletools.contacts.helpers.ContactsHelper
-import com.simplemobiletools.contacts.models.Contact
 import com.simplemobiletools.contacts.interfaces.RefreshContactsListener
+import com.simplemobiletools.contacts.models.Contact
 import kotlinx.android.synthetic.main.item_contact_with_number.view.*
 import java.util.*
 

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

@@ -1,6 +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/search"
+        android:icon="@drawable/ic_search"
+        android:title="@string/search"
+        app:actionViewClass="android.support.v7.widget.SearchView"
+        app:showAsAction="collapseActionView|ifRoom"/>
     <item
         android:id="@+id/sort"
         android:icon="@drawable/ic_sort"

app/src/main/res/xml/searchable.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<searchable
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:hint="@string/search_contacts"
+    android:label="@string/app_name"/>