X-Git-Url: https://gitweb.stoutner.com/?a=blobdiff_plain;f=app%2Fsrc%2Fmain%2Fjava%2Fcom%2Fstoutner%2Fprivacybrowser%2FCreateHomeScreenShortcut.java;h=9f47d4654ec90a56109bcdcc6b3a9a52b56ca312;hb=fd9ff6a6ce478729b4793e9900d7c745a09ee3d8;hp=35601387e5b097829a003dca7bc913f3915c23af;hpb=757139ad59282fb8400bc641a4be574e0b88de49;p=PrivacyBrowserAndroid.git

diff --git a/app/src/main/java/com/stoutner/privacybrowser/CreateHomeScreenShortcut.java b/app/src/main/java/com/stoutner/privacybrowser/CreateHomeScreenShortcut.java
index 35601387..9f47d465 100644
--- a/app/src/main/java/com/stoutner/privacybrowser/CreateHomeScreenShortcut.java
+++ b/app/src/main/java/com/stoutner/privacybrowser/CreateHomeScreenShortcut.java
@@ -19,9 +19,10 @@
 
 package com.stoutner.privacybrowser;
 
-import android.app.Activity;
+import android.annotation.SuppressLint;
 import android.app.Dialog;
 import android.app.DialogFragment;
+import android.content.Context;
 import android.content.DialogInterface;
 import android.graphics.drawable.BitmapDrawable;
 import android.graphics.drawable.Drawable;
@@ -37,24 +38,24 @@ import android.widget.EditText;
 public class CreateHomeScreenShortcut extends DialogFragment {
     // The public interface is used to send information back to the parent activity.
     public interface CreateHomeScreenSchortcutListener {
-        void onCancelCreateHomeScreenShortcut(DialogFragment dialogFragment);
-
         void onCreateHomeScreenShortcut(DialogFragment dialogFragment);
     }
 
-    //createHomeScreenShortcutListener is used in `onAttach` and and `onCreateDialog`.
+    //`createHomeScreenShortcutListener` is used in `onAttach()` and `onCreateDialog()`.
     private CreateHomeScreenSchortcutListener createHomeScreenShortcutListener;
 
     // Check to make sure that the parent activity implements the listener.
-    public void onAttach(Activity parentActivity) {
-        super.onAttach(parentActivity);
+    public void onAttach(Context context) {
+        super.onAttach(context);
         try {
-            createHomeScreenShortcutListener = (CreateHomeScreenSchortcutListener) parentActivity;
+            createHomeScreenShortcutListener = (CreateHomeScreenSchortcutListener) context;
         } catch(ClassCastException exception) {
-            throw new ClassCastException(parentActivity.toString() + " must implement CreateHomeScreenShortcutListener.");
+            throw new ClassCastException(context.toString() + " must implement CreateHomeScreenShortcutListener.");
         }
     }
 
+    // `@SuppressLing("InflateParams")` removes the warning about using `null` as the parent view group when inflating the `AlertDialog`.
+    @SuppressLint("InflateParams")
     @Override
     public Dialog onCreateDialog(Bundle savedInstanceState) {
         // Get the activity's layout inflater.
@@ -74,7 +75,7 @@ public class CreateHomeScreenShortcut extends DialogFragment {
         dialogBuilder.setNegativeButton(R.string.cancel, new DialogInterface.OnClickListener() {
             @Override
             public void onClick(DialogInterface dialog, int which) {
-                createHomeScreenShortcutListener.onCancelCreateHomeScreenShortcut(CreateHomeScreenShortcut.this);
+                // Do nothing if `Cancel` is clicked.
             }
         });
 
@@ -90,10 +91,13 @@ public class CreateHomeScreenShortcut extends DialogFragment {
         // Create an `AlertDialog` from the `AlertDialog.Builder`.
         final AlertDialog alertDialog = dialogBuilder.create();
 
+        // Remove the warning below that `setSoftInputMode` might produce `java.lang.NullPointerException`.
+        assert alertDialog.getWindow() != null;
+
         // Show the keyboard when the Dialog is displayed on the screen.
         alertDialog.getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE);
 
-        // We need to show the `AlertDialog` before we can call setOnKeyListener() below.
+        // We need to show `alertDialog` before we can call `setOnKeyListener()` below.
         alertDialog.show();
 
         // Allow the "enter" key on the keyboard to create the shortcut.