adding a search button and an own activity fori t

app/src/main/AndroidManifest.xml

@@ -38,6 +38,21 @@
             android:name=".activities.ThreadActivity"
             android:parentActivityName=".activities.MainActivity" />
 
+        <activity
+            android:name=".activities.SearchActivity"
+            android:label="@string/search"
+            android:parentActivityName=".activities.MainActivity"
+            android:resizeableActivity="true">
+
+            <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.NewConversationActivity"
             android:parentActivityName=".activities.MainActivity">

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

@@ -106,6 +106,7 @@ class MainActivity : SimpleActivity() {
 
     override fun onOptionsItemSelected(item: MenuItem): Boolean {
         when (item.itemId) {
+            R.id.search -> launchSearch()
             R.id.settings -> launchSettings()
             R.id.about -> launchAbout()
             else -> return super.onOptionsItemSelected(item)
@@ -296,6 +297,10 @@ class MainActivity : SimpleActivity() {
             .build()
     }
 
+    private fun launchSearch() {
+        startActivity(Intent(applicationContext, SearchActivity::class.java))
+    }
+
     private fun launchSettings() {
         startActivity(Intent(applicationContext, SettingsActivity::class.java))
     }

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

@@ -0,0 +1,21 @@
+package com.simplemobiletools.smsmessenger.activities
+
+import android.annotation.SuppressLint
+import android.os.Bundle
+import android.view.Menu
+import com.simplemobiletools.smsmessenger.R
+
+class SearchActivity : SimpleActivity() {
+
+    @SuppressLint("InlinedApi")
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_search)
+    }
+
+    override fun onCreateOptionsMenu(menu: Menu): Boolean {
+        menuInflater.inflate(R.menu.menu_search, menu)
+        updateMenuItemColors(menu)
+        return true
+    }
+}

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

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/search_holder"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent" />

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

@@ -1,6 +1,11 @@
 <?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_vector"
+        android:title="@string/search"
+        app:showAsAction="always" />
     <item
         android:id="@+id/settings"
         android:title="@string/settings"

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

@@ -0,0 +1,10 @@
+<?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_vector"
+        android:title="@string/search"
+        app:actionViewClass="androidx.appcompat.widget.SearchView"
+        app:showAsAction="collapseActionView|always" />
+</menu>

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"
+    android:label="@string/app_name"/>