Prevent keyboard from blocking the input box for WiFi configuration page.

Bug: 223980567
Test: manual
Change-Id: I2b95b065394e2395396ff71b00bd949ac824dac3

res/layout/wifi_add_network_view.xml

@@ -18,7 +18,8 @@
 <androidx.core.widget.NestedScrollView
     xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_width="match_parent"
-    android:layout_height="wrap_content">
+    android:layout_height="wrap_content"
+    android:fitsSystemWindows="true">
         <LinearLayout
             android:layout_width="match_parent"
             android:layout_height="wrap_content"

src/com/android/settings/wifi/AddNetworkFragment.java

@@ -24,6 +24,7 @@ import android.os.Bundle;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
+import android.view.WindowManager;
 import android.widget.Button;
 import android.widget.ImageButton;
 import android.widget.TextView;
@@ -82,6 +83,10 @@ public class AddNetworkFragment extends InstrumentedFragment implements WifiConf
         ssidScannerButton.setOnClickListener(this);
         mUIController = new WifiConfigController2(this, rootView, null, getMode());
 
+        // Resize the layout when keyboard opens.
+        getActivity().getWindow().setSoftInputMode(
+                WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE);
+
         return rootView;
     }
 

src/com/android/settings/wifi/ConfigureWifiEntryFragment.java

@@ -31,6 +31,7 @@ import android.os.SystemClock;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
+import android.view.WindowManager;
 import android.widget.Button;
 
 import androidx.annotation.VisibleForTesting;
@@ -124,6 +125,10 @@ public class ConfigureWifiEntryFragment extends InstrumentedFragment implements
             actionBar.setDisplayShowHomeEnabled(false);
         }
 
+        // Resize the layout when keyboard opens.
+        getActivity().getWindow().setSoftInputMode(
+                WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE);
+
         return rootView;
     }