X-Git-Url: https://gitweb.stoutner.com/?p=PrivacyBrowserAndroid.git;a=blobdiff_plain;f=app%2Fsrc%2Fmain%2Fjava%2Fcom%2Fstoutner%2Fprivacybrowser%2Fadapters%2FWebViewPagerAdapter.java;h=5fb604ae185b0a558bdf6cf6847c3ba2cfd5f9a4;hp=0a5aff1fd82ea25ff0f3c319a880afd5bfd5d1eb;hb=8a06558b0071fa94e2a7d1093b3118417ac5cc8f;hpb=ff636c77836983a078f33e60616204518dab61d1

diff --git a/app/src/main/java/com/stoutner/privacybrowser/adapters/WebViewPagerAdapter.java b/app/src/main/java/com/stoutner/privacybrowser/adapters/WebViewPagerAdapter.java
index 0a5aff1f..5fb604ae 100644
--- a/app/src/main/java/com/stoutner/privacybrowser/adapters/WebViewPagerAdapter.java
+++ b/app/src/main/java/com/stoutner/privacybrowser/adapters/WebViewPagerAdapter.java
@@ -1,5 +1,5 @@
 /*
- * Copyright © 2019 Soren Stoutner <soren@stoutner.com>.
+ * Copyright © 2019-2020 Soren Stoutner <soren@stoutner.com>.
  *
  * This file is part of Privacy Browser <https://www.stoutner.com/privacy-browser>.
  *
@@ -19,6 +19,8 @@
 
 package com.stoutner.privacybrowser.adapters;
 
+import android.os.Bundle;
+
 import androidx.annotation.NonNull;
 import androidx.fragment.app.Fragment;
 import androidx.fragment.app.FragmentManager;
@@ -31,12 +33,12 @@ import java.util.LinkedList;
 
 public class WebViewPagerAdapter extends FragmentPagerAdapter {
     // The WebView fragments list contains all the WebViews.
-    private LinkedList<WebViewTabFragment> webViewFragmentsList = new LinkedList<>();
+    private final LinkedList<WebViewTabFragment> webViewFragmentsList = new LinkedList<>();
 
     // Define the constructor.
-    public WebViewPagerAdapter(FragmentManager fragmentManager){
+    public WebViewPagerAdapter(FragmentManager fragmentManager) {
         // Run the default commands.
-        super(fragmentManager);
+        super(fragmentManager, BEHAVIOR_RESUME_ONLY_CURRENT_FRAGMENT);
     }
 
     @Override
@@ -59,6 +61,7 @@ public class WebViewPagerAdapter extends FragmentPagerAdapter {
     }
 
     @Override
+    @NonNull
     public Fragment getItem(int pageNumber) {
         // Get the fragment for a particular page.  Page numbers are 0 indexed.
         return webViewFragmentsList.get(pageNumber);
@@ -89,23 +92,38 @@ public class WebViewPagerAdapter extends FragmentPagerAdapter {
             i++;
         }
 
+        // Set the position to be the last tab if it is not found.
+        // Sometimes there is a race condition in populating the webView fragments list when resuming Privacy Browser and displaying an SSL certificate error while loading a new intent.
+        // In that case, the last tab should be the one it is looking for.
+        if (position == -1) {
+            position = webViewFragmentsList.size() - 1;
+        }
+
         // Return the position.
         return position;
     }
 
-    public void addPage(int pageNumber, ViewPager webViewPager) {
+    public void addPage(int pageNumber, ViewPager webViewPager, String url, boolean moveToNewPage) {
         // Add a new page.
-        webViewFragmentsList.add(WebViewTabFragment.createPage(pageNumber));
+        webViewFragmentsList.add(WebViewTabFragment.createPage(pageNumber, url));
 
         // Update the view pager.
         notifyDataSetChanged();
 
-        // Move to the new page if it isn't the first one.
-        if (pageNumber > 0) {
+        // Move to the new page if indicated.
+        if (moveToNewPage) {
             webViewPager.setCurrentItem(pageNumber);
         }
     }
 
+    public void restorePage(Bundle savedState, Bundle savedNestedScrollWebViewState) {
+        // Restore the page.
+        webViewFragmentsList.add(WebViewTabFragment.restorePage(savedState, savedNestedScrollWebViewState));
+
+        // Update the view pager.
+        notifyDataSetChanged();
+    }
+
     public boolean deletePage(int pageNumber, ViewPager webViewPager) {
         // Delete the page.
         webViewFragmentsList.remove(pageNumber);
@@ -118,6 +136,7 @@ public class WebViewPagerAdapter extends FragmentPagerAdapter {
     }
 
     public WebViewTabFragment getPageFragment(int pageNumber) {
+        // Return the page fragment.
         return webViewFragmentsList.get(pageNumber);
     }
 }
\ No newline at end of file