X-Git-Url: https://gitweb.stoutner.com/?p=PrivacyBrowserAndroid.git;a=blobdiff_plain;f=app%2Fsrc%2Fmain%2Fjava%2Fcom%2Fstoutner%2Fprivacybrowser%2Factivities%2FGuideActivity.java;h=54c87a87eaa26a6638d2201c73b29d2bf04d7b1c;hp=c0caeabcaccd49541a8669581ce6d2d67c6b8d61;hb=4196bafc4069857b554ac95addcae92fcabae901;hpb=61a76e491469916f2f30aebb47b98cda7cceb557

diff --git a/app/src/main/java/com/stoutner/privacybrowser/activities/GuideActivity.java b/app/src/main/java/com/stoutner/privacybrowser/activities/GuideActivity.java
index c0caeabc..54c87a87 100644
--- a/app/src/main/java/com/stoutner/privacybrowser/activities/GuideActivity.java
+++ b/app/src/main/java/com/stoutner/privacybrowser/activities/GuideActivity.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2017 Soren Stoutner <soren@stoutner.com>.
+ * Copyright © 2016-2020 Soren Stoutner <soren@stoutner.com>.
  *
  * This file is part of Privacy Browser <https://www.stoutner.com/privacy-browser>.
  *
@@ -19,94 +19,72 @@
 
 package com.stoutner.privacybrowser.activities;
 
+import android.content.SharedPreferences;
 import android.os.Bundle;
-import android.support.design.widget.TabLayout;
-import android.support.v4.app.Fragment;
-import android.support.v4.app.FragmentManager;
-import android.support.v4.app.FragmentPagerAdapter;
-import android.support.v4.view.ViewPager;
-import android.support.v7.app.ActionBar;
-import android.support.v7.app.AppCompatActivity;
-import android.support.v7.widget.Toolbar;
-
-import com.stoutner.privacybrowser.fragments.GuideTabFragment;
+import android.preference.PreferenceManager;
+import android.view.WindowManager;
+
+import androidx.appcompat.app.ActionBar;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.appcompat.widget.Toolbar;
+import androidx.viewpager.widget.ViewPager;
+
+import com.google.android.material.tabs.TabLayout;
+
+import com.stoutner.privacybrowser.adapters.GuidePagerAdapter;
 import com.stoutner.privacybrowser.R;
 
 public class GuideActivity extends AppCompatActivity {
     @Override
     protected void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        setContentView(R.layout.guide_coordinatorlayout);
+        // Get a handle for the shared preferences.
+        SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
 
-        // We need to use `SupportActionBar` from `android.support.v7.app.ActionBar` until the minimum API is >= 21.
-        Toolbar guideAppBar = (Toolbar) findViewById(R.id.guide_toolbar);
-        setSupportActionBar(guideAppBar);
-
-        // Display the home arrow on `ppBar`.
-        final ActionBar appBar = getSupportActionBar();
-        assert appBar != null;  // This assert removes the incorrect lint warning in Android Studio on the following line that `appBar` might be `null`.
-        appBar.setDisplayHomeAsUpEnabled(true);
-
-        //  Setup the ViewPager.
-        ViewPager aboutViewPager = (ViewPager) findViewById(R.id.guide_viewpager);
-        assert aboutViewPager != null; // This assert removes the incorrect warning in Android Studio on the following line that aboutViewPager might be null.
-        aboutViewPager.setAdapter(new guidePagerAdapter(getSupportFragmentManager()));
-
-        // Setup the TabLayout and connect it to the ViewPager.
-        TabLayout aboutTabLayout = (TabLayout) findViewById(R.id.guide_tablayout);
-        assert aboutTabLayout != null; // This assert removes the incorrect warning in Android Studio on the following line that aboutTabLayout might be null.
-        aboutTabLayout.setupWithViewPager(aboutViewPager);
-    }
+        // Get the screenshot preference.
+        boolean allowScreenshots = sharedPreferences.getBoolean("allow_screenshots", false);
 
-    private class guidePagerAdapter extends FragmentPagerAdapter {
-        private guidePagerAdapter(FragmentManager fm) {
-            super(fm);
+        // Disable screenshots if not allowed.
+        if (!allowScreenshots) {
+            getWindow().addFlags(WindowManager.LayoutParams.FLAG_SECURE);
         }
 
-        @Override
-        // Get the count of the number of tabs.
-        public int getCount() {
-            return 8;
-        }
+        // Set the theme.
+        setTheme(R.style.PrivacyBrowser);
 
-        @Override
-        // Get the name of each tab.  Tab numbers start at 0.
-        public CharSequence getPageTitle(int tab) {
-            switch (tab) {
-                case 0:
-                    return getString(R.string.overview);
+        // Run the default commands.
+        super.onCreate(savedInstanceState);
 
-                case 1:
-                    return getString(R.string.javascript);
+        // Set the content view.
+        setContentView(R.layout.guide_coordinatorlayout);
 
-                case 2:
-                    return getString(R.string.local_storage);
+        // The AndroidX toolbar must be used until the minimum API is >= 21.
+        Toolbar toolbar = findViewById(R.id.guide_toolbar);
+        setSupportActionBar(toolbar);
 
-                case 3:
-                    return getString(R.string.user_agent);
+        // Get a handle for the action bar.
+        final ActionBar actionBar = getSupportActionBar();
 
-                case 4:
-                    return getString(R.string.tor);
+        // Remove the incorrect lint warning that the action bar might be null.
+        assert actionBar != null;
 
-                case 5:
-                    return getString(R.string.tracking_ids);
+        // Display the home arrow on the action bar.
+        actionBar.setDisplayHomeAsUpEnabled(true);
 
-                case 6:
-                    return getString(R.string.clear_and_exit);
+        //  Get a handle for the view pager and the tab layout.
+        ViewPager aboutViewPager = findViewById(R.id.guide_viewpager);
+        TabLayout aboutTabLayout = findViewById(R.id.guide_tablayout);
 
-                case 7:
-                    return getString(R.string.planned_features);
+        // Remove the incorrect lint warnings that the views might be null
+        assert aboutViewPager != null;
+        assert aboutTabLayout != null;
 
-                default:
-                    return "";
-            }
-        }
+        // Set the view pager adapter.
+        aboutViewPager.setAdapter(new GuidePagerAdapter(getSupportFragmentManager(), getApplicationContext()));
 
-        @Override
-        // Setup each tab.
-        public Fragment getItem(int tab) {
-            return GuideTabFragment.createTab(tab);
-        }
-    }
+        // Keep all the tabs in memory.
+        aboutViewPager.setOffscreenPageLimit(10);
 
-}
+        // Link the tab layout to the view pager.
+        aboutTabLayout.setupWithViewPager(aboutViewPager);
+    }
+}
\ No newline at end of file