Configure SearchView as activity toolbar.

vector/src/main/java/im/vector/app/features/home/room/detail/search/SearchActivity.kt

@@ -18,29 +18,56 @@ package im.vector.app.features.home.room.detail.search
 
 import android.content.Context
 import android.content.Intent
+import android.os.Bundle
+import androidx.appcompat.widget.SearchView
 import com.airbnb.mvrx.MvRx
 import im.vector.app.R
 import im.vector.app.core.di.ScreenComponent
 import im.vector.app.core.extensions.addFragment
 import im.vector.app.core.platform.VectorBaseActivity
+import kotlinx.android.synthetic.main.activity_search.*
 
 class SearchActivity : VectorBaseActivity() {
 
-    override fun getLayoutRes() = R.layout.activity_simple
+    private val searchFragment: SearchFragment?
+        get() {
+            return supportFragmentManager.findFragmentByTag(FRAGMENT_TAG) as? SearchFragment
+        }
+
+    override fun getLayoutRes() = R.layout.activity_search
 
     override fun injectWith(injector: ScreenComponent) {
         super.injectWith(injector)
         injector.inject(this)
     }
 
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        configureToolbar(searchToolbar)
+    }
+
     override fun initUiAndData() {
         if (isFirstCreation()) {
             val fragmentArgs: SearchArgs = intent?.extras?.getParcelable(MvRx.KEY_ARG) ?: return
-            addFragment(R.id.simpleFragmentContainer, SearchFragment::class.java, fragmentArgs)
+            addFragment(R.id.searchFragmentContainer, SearchFragment::class.java, fragmentArgs, FRAGMENT_TAG)
         }
+        searchView.setOnQueryTextListener(object : SearchView.OnQueryTextListener {
+            override fun onQueryTextSubmit(query: String): Boolean {
+                searchFragment?.search(query)
+                return true
+            }
+
+            override fun onQueryTextChange(newText: String): Boolean {
+                return true
+            }
+        })
+        // Open the keyboard immediately
+        searchView.requestFocus()
     }
 
     companion object {
+        private const val FRAGMENT_TAG = "SearchFragment"
+
         fun newIntent(context: Context, args: SearchArgs): Intent {
             return Intent(context, SearchActivity::class.java).apply {
                 putExtra(MvRx.KEY_ARG, args)

vector/src/main/java/im/vector/app/features/home/room/detail/search/SearchFragment.kt

@@ -24,6 +24,7 @@ import com.airbnb.mvrx.fragmentViewModel
 import im.vector.app.R
 import im.vector.app.core.platform.VectorBaseFragment
 import kotlinx.android.parcel.Parcelize
+import timber.log.Timber
 import javax.inject.Inject
 
 @Parcelize
@@ -43,4 +44,8 @@ class SearchFragment @Inject constructor(
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
     }
+
+    fun search(query: String) {
+        Timber.d(query)
+    }
 }

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

@@ -0,0 +1,43 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.coordinatorlayout.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <androidx.constraintlayout.widget.ConstraintLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent">
+
+        <androidx.appcompat.widget.Toolbar
+            android:id="@+id/searchToolbar"
+            style="@style/VectorToolbarStyle"
+            android:layout_width="0dp"
+            android:layout_height="?attr/actionBarSize"
+            android:elevation="4dp"
+            app:contentInsetStart="0dp"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent">
+
+            <androidx.appcompat.widget.SearchView
+                android:id="@+id/searchView"
+                style="@style/VectorSearchView"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                app:queryHint="@string/search_hint"
+                android:backgroundTint="@color/base_color" />
+
+        </androidx.appcompat.widget.Toolbar>
+
+        <androidx.fragment.app.FragmentContainerView
+            android:id="@+id/searchFragmentContainer"
+            android:layout_width="0dp"
+            android:layout_height="0dp"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@+id/searchToolbar" />
+
+    </androidx.constraintlayout.widget.ConstraintLayout>
+
+</androidx.coordinatorlayout.widget.CoordinatorLayout>

vector/src/main/res/layout/fragment_search.xml

@@ -1,6 +1,9 @@
 <?xml version="1.0" encoding="utf-8"?>
 <androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
     android:layout_width="match_parent"
     android:layout_height="match_parent">
 
+
+
 </androidx.constraintlayout.widget.ConstraintLayout>