-/*
- * Copyright © 2019-2021 Soren Stoutner <soren@stoutner.com>.
- *
- * This file is part of Privacy Browser <https://www.stoutner.com/privacy-browser>.
- *
- * Privacy Browser is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * Privacy Browser is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Privacy Browser. If not, see <http://www.gnu.org/licenses/>.
- */
-
-package com.stoutner.privacybrowser.views;
-
-import android.content.Context;
-import android.graphics.Bitmap;
-import android.graphics.drawable.BitmapDrawable;
-import android.graphics.drawable.Drawable;
-import android.os.Bundle;
-import android.util.AttributeSet;
-import android.view.MotionEvent;
-import android.webkit.HttpAuthHandler;
-import android.webkit.SslErrorHandler;
-import android.webkit.WebView;
-
-import androidx.annotation.NonNull;
-import androidx.core.content.ContextCompat;
-import androidx.core.view.NestedScrollingChild2;
-import androidx.core.view.NestedScrollingChildHelper;
-import androidx.core.view.ViewCompat;
-
-import com.stoutner.privacybrowser.R;
-
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.Date;
-import java.util.List;
-
-// NestedScrollWebView extends WebView to handle nested scrolls (scrolling the app bar off the screen).
-public class NestedScrollWebView extends WebView implements NestedScrollingChild2 {
- // Define the blocklists constants.
- public final static int BLOCKED_REQUESTS = 0;
- public final static int EASYLIST = 1;
- public final static int EASYPRIVACY = 2;
- public final static int FANBOYS_ANNOYANCE_LIST = 3;
- public final static int FANBOYS_SOCIAL_BLOCKING_LIST = 4;
- public final static int ULTRALIST = 5;
- public final static int ULTRAPRIVACY = 6;
- public final static int THIRD_PARTY_REQUESTS = 7;
-
- // Define the saved state constants.
- private final String DOMAIN_SETTINGS_APPLIED = "domain_settings_applied";
- private final String DOMAIN_SETTINGS_DATABASE_ID = "domain_settings_database_id";
- private final String CURRENT_URl = "current_url";
- private final String CURRENT_DOMAIN_NAME = "current_domain_name";
- private final String ACCEPT_COOKIES = "accept_cookies";
- private final String EASYLIST_ENABLED = "easylist_enabled";
- private final String EASYPRIVACY_ENABLED = "easyprivacy_enabled";
- private final String FANBOYS_ANNOYANCE_LIST_ENABLED = "fanboys_annoyance_list_enabled";
- private final String FANBOYS_SOCIAL_BLOCKING_LIST_ENABLED = "fanboys_social_blocking_list_enabled";
- private final String ULTRALIST_ENABLED = "ultralist_enabled";
- private final String ULTRAPRIVACY_ENABLED = "ultraprivacy_enabled";
- private final String BLOCK_ALL_THIRD_PARTY_REQUESTS = "block_all_third_party_requests";
- private final String HAS_PINNED_SSL_CERTIFICATE = "has_pinned_ssl_certificate";
- private final String PINNED_SSL_ISSUED_TO_CNAME = "pinned_ssl_issued_to_cname";
- private final String PINNED_SSL_ISSUED_TO_ONAME = "pinned_ssl_issued_to_oname";
- private final String PINNED_SSL_ISSUED_TO_UNAME = "pinned_ssl_issued_to_uname";
- private final String PINNED_SSL_ISSUED_BY_CNAME = "pinned_ssl_issued_by_cname";
- private final String PINNED_SSL_ISSUED_BY_ONAME = "pinned_ssl_issued_by_oname";
- private final String PINNED_SSL_ISSUED_BY_UNAME = "pinned_ssl_issued_by_uname";
- private final String PINNED_SSL_START_DATE = "pinned_ssl_start_date";
- private final String PINNED_SSL_END_DATE = "pinned_ssl_end_date";
- private final String HAS_PINNED_IP_ADDRESSES = "has_pinned_ip_addresses";
- private final String PINNED_IP_ADDRESSES = "pinned_ip_addresses";
- private final String IGNORE_PINNED_DOMAIN_INFORMATION = "ignore_pinned_domain_information";
- private final String SWIPE_TO_REFRESH = "swipe_to_refresh";
- private final String JAVASCRIPT_ENABLED = "javascript_enabled";
- private final String DOM_STORAGE_ENABLED = "dom_storage_enabled";
- private final String USER_AGENT = "user_agent";
- private final String WIDE_VIEWPORT = "wide_viewport";
- private final String FONT_SIZE = "font_size";
-
- // Keep a copy of the WebView fragment ID.
- private long webViewFragmentId;
-
- // Store the handlers.
- private SslErrorHandler sslErrorHandler;
- private HttpAuthHandler httpAuthHandler;
-
- // Track if domain settings are applied to this nested scroll WebView and, if so, the database ID.
- private boolean domainSettingsApplied;
- private int domainSettingsDatabaseId;
-
- // Keep track of the current URL. This is used to not block resource requests to the main URL.
- private String currentUrl;
-
- // Keep track of when the domain name changes so that domain settings can be reapplied. This should never be null.
- private String currentDomainName = "";
-
- // Track the cookie status, which is necessary because cookie status is app wide instead of WebView specific.
- private boolean acceptCookies;
-
- // Track the resource requests.
- private final List<String[]> resourceRequests = Collections.synchronizedList(new ArrayList<>()); // Using a synchronized list makes adding resource requests thread safe.
- private boolean easyListEnabled;
- private boolean easyPrivacyEnabled;
- private boolean fanboysAnnoyanceListEnabled;
- private boolean fanboysSocialBlockingListEnabled;
- private boolean ultraListEnabled;
- private boolean ultraPrivacyEnabled;
- private boolean blockAllThirdPartyRequests;
- private int blockedRequests;
- private int easyListBlockedRequests;
- private int easyPrivacyBlockedRequests;
- private int fanboysAnnoyanceListBlockedRequests;
- private int fanboysSocialBlockingListBlockedRequests;
- private int ultraListBlockedRequests;
- private int ultraPrivacyBlockedRequests;
- private int thirdPartyBlockedRequests;
-
- // The pinned SSL certificate variables.
- private boolean hasPinnedSslCertificate;
- private String pinnedSslIssuedToCName;
- private String pinnedSslIssuedToOName;
- private String pinnedSslIssuedToUName;
- private String pinnedSslIssuedByCName;
- private String pinnedSslIssuedByOName;
- private String pinnedSslIssuedByUName;
- private Date pinnedSslStartDate;
- private Date pinnedSslEndDate;
-
- // The current IP addresses variables.
- private boolean hasCurrentIpAddresses;
- private String currentIpAddresses;
-
- // The pinned IP addresses variables.
- private boolean hasPinnedIpAddresses;
- private String pinnedIpAddresses;
-
- // The ignore pinned domain information tracker. This is set when a user proceeds past a pinned mismatch dialog to prevent the dialog from showing again until after the domain changes.
- private boolean ignorePinnedDomainInformation;
-
- // The default or favorite icon.
- private Bitmap favoriteOrDefaultIcon;
-
- // Track swipe to refresh.
- private boolean swipeToRefresh;
-
- // Track a URL waiting for a proxy.
- private String waitingForProxyUrlString = "";
-
- // The nested scrolling child helper is used throughout the class.
- private final NestedScrollingChildHelper nestedScrollingChildHelper;
-
- // The previous Y position needs to be tracked between motion events.
- private int previousYPosition;
-
-
-
- // The basic constructor.
- public NestedScrollWebView(Context context) {
- // Roll up to the next constructor.
- this(context, null);
- }
-
- // The intermediate constructor.
- public NestedScrollWebView(Context context, AttributeSet attributeSet) {
- // Roll up to the next constructor.
- this(context, attributeSet, android.R.attr.webViewStyle);
- }
-
- // The full constructor.
- public NestedScrollWebView(Context context, AttributeSet attributeSet, int defaultStyle) {
- // Run the default commands.
- super(context, attributeSet, defaultStyle);
-
- // Initialize the nested scrolling child helper.
- nestedScrollingChildHelper = new NestedScrollingChildHelper(this);
-
- // Enable nested scrolling by default.
- nestedScrollingChildHelper.setNestedScrollingEnabled(true);
- }
-
-
-
- // WebView Fragment ID.
- public void setWebViewFragmentId(long webViewFragmentId) {
- // Store the WebView fragment ID.
- this.webViewFragmentId = webViewFragmentId;
- }
-
- public long getWebViewFragmentId() {
- // Return the WebView fragment ID.
- return webViewFragmentId;
- }
-
-
- // SSL error handler.
- public void setSslErrorHandler(SslErrorHandler sslErrorHandler) {
- // Store the current SSL error handler.
- this.sslErrorHandler = sslErrorHandler;
- }
-
- public SslErrorHandler getSslErrorHandler() {
- // Return the current SSL error handler.
- return sslErrorHandler;
- }
-
- public void resetSslErrorHandler() {
- // Reset the current SSL error handler.
- sslErrorHandler = null;
- }
-
-
- // HTTP authentication handler.
- public void setHttpAuthHandler(HttpAuthHandler httpAuthHandler) {
- // Store the current HTTP authentication handler.
- this.httpAuthHandler = httpAuthHandler;
- }
-
- public HttpAuthHandler getHttpAuthHandler() {
- // Return the current HTTP authentication handler.
- return httpAuthHandler;
- }
-
- public void resetHttpAuthHandler() {
- // Reset the current HTTP authentication handler.
- httpAuthHandler = null;
- }
-
-
- // Domain settings.
- public void setDomainSettingsApplied(boolean applied) {
- // Store the domain settings applied status.
- domainSettingsApplied = applied;
- }
-
- public boolean getDomainSettingsApplied() {
- // Return the domain settings applied status.
- return domainSettingsApplied;
- }
-
-
- // Domain settings database ID.
- public void setDomainSettingsDatabaseId(int databaseId) {
- // Store the domain settings database ID.
- domainSettingsDatabaseId = databaseId;
- }
-
- public int getDomainSettingsDatabaseId() {
- // Return the domain settings database ID.
- return domainSettingsDatabaseId;
- }
-
-
- // Current URL.
- public void setCurrentUrl(String url) {
- // Store the current URL.
- currentUrl = url;
- }
-
- public String getCurrentUrl() {
- // Return the current URL.
- return currentUrl;
- }
-
-
- // Current domain name. To function well when called, the domain name should never be allowed to be null.
- public void setCurrentDomainName(@NonNull String domainName) {
- // Store the current domain name.
- currentDomainName = domainName;
- }
-
- public void resetCurrentDomainName() {
- // Reset the current domain name.
- currentDomainName = "";
- }
-
- public String getCurrentDomainName() {
- // Return the current domain name.
- return currentDomainName;
- }
-
-
- // Cookies.
- public void setAcceptCookies(boolean status) {
- // Store the accept cookies status.
- acceptCookies = status;
- }
-
- public boolean getAcceptCookies() {
- // Return the accept cookies status.
- return acceptCookies;
- }
-
-
- // Resource requests.
- public void addResourceRequest(String[] resourceRequest) {
- // Add the resource request to the list.
- resourceRequests.add(resourceRequest);
- }
-
- public List<String[]> getResourceRequests() {
- // Return the list of resource requests as an array list.
- return resourceRequests;
- }
-
- public void clearResourceRequests() {
- // Clear the resource requests.
- resourceRequests.clear();
- }
-
-
- // Blocklists.
- public void enableBlocklist(int blocklist, boolean status) {
- // Update the status of the indicated blocklist.
- switch (blocklist) {
- case EASYLIST:
- // Update the status of the blocklist.
- easyListEnabled = status;
- break;
-
- case EASYPRIVACY:
- // Update the status of the blocklist.
- easyPrivacyEnabled = status;
- break;
-
- case FANBOYS_ANNOYANCE_LIST:
- // Update the status of the blocklist.
- fanboysAnnoyanceListEnabled = status;
- break;
-
- case FANBOYS_SOCIAL_BLOCKING_LIST:
- // Update the status of the blocklist.
- fanboysSocialBlockingListEnabled = status;
- break;
-
- case ULTRALIST:
- // Update the status of the blocklist.
- ultraListEnabled = status;
- break;
-
- case ULTRAPRIVACY:
- // Update the status of the blocklist.
- ultraPrivacyEnabled = status;
- break;
-
- case THIRD_PARTY_REQUESTS:
- // Update the status of the blocklist.
- blockAllThirdPartyRequests = status;
- break;
- }
- }
-
- public boolean isBlocklistEnabled(int blocklist) {
- // Get the status of the indicated blocklist.
- switch (blocklist) {
- case EASYLIST:
- // Return the status of the blocklist.
- return easyListEnabled;
-
- case EASYPRIVACY:
- // Return the status of the blocklist.
- return easyPrivacyEnabled;
-
- case FANBOYS_ANNOYANCE_LIST:
- // Return the status of the blocklist.
- return fanboysAnnoyanceListEnabled;
-
- case FANBOYS_SOCIAL_BLOCKING_LIST:
- // Return the status of the blocklist.
- return fanboysSocialBlockingListEnabled;
-
- case ULTRALIST:
- // Return the status of the blocklist.
- return ultraListEnabled;
-
- case ULTRAPRIVACY:
- // Return the status of the blocklist.
- return ultraPrivacyEnabled;
-
- case THIRD_PARTY_REQUESTS:
- // Return the status of the blocklist.
- return blockAllThirdPartyRequests;
-
- default:
- // The default value is required but should never be used.
- return false;
- }
- }
-
-
- // Resource request counters.
- public void resetRequestsCounters() {
- // Reset all the resource request counters.
- blockedRequests = 0;
- easyListBlockedRequests = 0;
- easyPrivacyBlockedRequests = 0;
- fanboysAnnoyanceListBlockedRequests = 0;
- fanboysSocialBlockingListBlockedRequests = 0;
- ultraListBlockedRequests = 0;
- ultraPrivacyBlockedRequests = 0;
- thirdPartyBlockedRequests = 0;
- }
-
- public void incrementRequestsCount(int blocklist) {
- // Increment the count of the indicated blocklist.
- switch (blocklist) {
- case BLOCKED_REQUESTS:
- // Increment the blocked requests count.
- blockedRequests++;
- break;
-
- case EASYLIST:
- // Increment the EasyList blocked requests count.
- easyListBlockedRequests++;
- break;
-
- case EASYPRIVACY:
- // Increment the EasyPrivacy blocked requests count.
- easyPrivacyBlockedRequests++;
- break;
-
- case FANBOYS_ANNOYANCE_LIST:
- // Increment the Fanboy's Annoyance List blocked requests count.
- fanboysAnnoyanceListBlockedRequests++;
- break;
-
- case FANBOYS_SOCIAL_BLOCKING_LIST:
- // Increment the Fanboy's Social Blocking List blocked requests count.
- fanboysSocialBlockingListBlockedRequests++;
- break;
-
- case ULTRALIST:
- // Increment the UltraList blocked requests count.
- ultraListBlockedRequests++;
- break;
-
- case ULTRAPRIVACY:
- // Increment the UltraPrivacy blocked requests count.
- ultraPrivacyBlockedRequests++;
- break;
-
- case THIRD_PARTY_REQUESTS:
- // Increment the Third Party blocked requests count.
- thirdPartyBlockedRequests++;
- break;
- }
- }
-
- public int getRequestsCount(int blocklist) {
- // Get the count of the indicated blocklist.
- switch (blocklist) {
- case BLOCKED_REQUESTS:
- // Return the blocked requests count.
- return blockedRequests;
-
- case EASYLIST:
- // Return the EasyList blocked requests count.
- return easyListBlockedRequests;
-
- case EASYPRIVACY:
- // Return the EasyPrivacy blocked requests count.
- return easyPrivacyBlockedRequests;
-
- case FANBOYS_ANNOYANCE_LIST:
- // Return the Fanboy's Annoyance List blocked requests count.
- return fanboysAnnoyanceListBlockedRequests;
-
- case FANBOYS_SOCIAL_BLOCKING_LIST:
- // Return the Fanboy's Social Blocking List blocked requests count.
- return fanboysSocialBlockingListBlockedRequests;
-
- case ULTRALIST:
- // Return the UltraList blocked requests count.
- return ultraListBlockedRequests;
-
- case ULTRAPRIVACY:
- // Return the UltraPrivacy blocked requests count.
- return ultraPrivacyBlockedRequests;
-
- case THIRD_PARTY_REQUESTS:
- // Return the Third Party blocked requests count.
- return thirdPartyBlockedRequests;
-
- default:
- // Return 0. This should never end up being called.
- return 0;
- }
- }
-
-
- // Pinned SSL certificates.
- public boolean hasPinnedSslCertificate() {
- // Return the status of the pinned SSL certificate.
- return hasPinnedSslCertificate;
- }
-
- public void setPinnedSslCertificate(String issuedToCName, String issuedToOName, String issuedToUName, String issuedByCName, String issuedByOName, String issuedByUName, Date startDate, Date endDate) {
- // Store the pinned SSL certificate information.
- pinnedSslIssuedToCName = issuedToCName;
- pinnedSslIssuedToOName = issuedToOName;
- pinnedSslIssuedToUName = issuedToUName;
- pinnedSslIssuedByCName = issuedByCName;
- pinnedSslIssuedByOName = issuedByOName;
- pinnedSslIssuedByUName = issuedByUName;
- pinnedSslStartDate = startDate;
- pinnedSslEndDate = endDate;
-
- // Set the pinned SSL certificate tracker.
- hasPinnedSslCertificate = true;
- }
-
- public ArrayList<Object> getPinnedSslCertificate() {
- // Initialize an array list.
- ArrayList<Object> arrayList = new ArrayList<>();
-
- // Create the SSL certificate string array.
- String[] sslCertificateStringArray = new String[] {pinnedSslIssuedToCName, pinnedSslIssuedToOName, pinnedSslIssuedToUName, pinnedSslIssuedByCName, pinnedSslIssuedByOName, pinnedSslIssuedByUName};
-
- // Create the SSL certificate date array.
- Date[] sslCertificateDateArray = new Date[] {pinnedSslStartDate, pinnedSslEndDate};
-
- // Add the arrays to the array list.
- arrayList.add(sslCertificateStringArray);
- arrayList.add(sslCertificateDateArray);
-
- // Return the pinned SSL certificate array list.
- return arrayList;
- }
-
- public void clearPinnedSslCertificate() {
- // Clear the pinned SSL certificate.
- pinnedSslIssuedToCName = null;
- pinnedSslIssuedToOName = null;
- pinnedSslIssuedToUName = null;
- pinnedSslIssuedByCName = null;
- pinnedSslIssuedByOName = null;
- pinnedSslIssuedByUName = null;
- pinnedSslStartDate = null;
- pinnedSslEndDate = null;
-
- // Clear the pinned SSL certificate tracker.
- hasPinnedSslCertificate = false;
- }
-
-
- // Current IP addresses.
- public boolean hasCurrentIpAddresses() {
- // Return the status of the current IP addresses.
- return hasCurrentIpAddresses;
- }
-
- public void setCurrentIpAddresses(String ipAddresses) {
- // Store the current IP addresses.
- currentIpAddresses = ipAddresses;
-
- // Set the current IP addresses tracker.
- hasCurrentIpAddresses = true;
- }
-
- public String getCurrentIpAddresses() {
- // Return the current IP addresses.
- return currentIpAddresses;
- }
-
- public void clearCurrentIpAddresses() {
- // Clear the current IP addresses.
- currentIpAddresses = null;
-
- // Clear the current IP addresses tracker.
- hasCurrentIpAddresses = false;
- }
-
-
- // Pinned IP addresses.
- public boolean hasPinnedIpAddresses() {
- // Return the status of the pinned IP addresses.
- return hasPinnedIpAddresses;
- }
-
- public void setPinnedIpAddresses(String ipAddresses) {
- // Store the pinned IP addresses.
- pinnedIpAddresses = ipAddresses;
-
- // Set the pinned IP addresses tracker.
- hasPinnedIpAddresses = true;
- }
-
- public String getPinnedIpAddresses() {
- // Return the pinned IP addresses.
- return pinnedIpAddresses;
- }
-
- public void clearPinnedIpAddresses() {
- // Clear the pinned IP addresses.
- pinnedIpAddresses = null;
-
- // Clear the pinned IP addresses tracker.
- hasPinnedIpAddresses = false;
- }
-
-
- // Ignore pinned information.
- public void setIgnorePinnedDomainInformation(boolean status) {
- // Set the status of the ignore pinned domain information tracker.
- ignorePinnedDomainInformation = status;
- }
-
- public boolean ignorePinnedDomainInformation() {
- // Return the status of the ignore pinned domain information tracker.
- return ignorePinnedDomainInformation;
- }
-
-
- // Favorite or default icon.
- public void initializeFavoriteIcon() {
- // Get the default favorite icon drawable. `ContextCompat` must be used until API >= 21.
- Drawable favoriteIconDrawable = ContextCompat.getDrawable(getContext(), R.drawable.world);
-
- // Cast the favorite icon drawable to a bitmap drawable.
- BitmapDrawable favoriteIconBitmapDrawable = (BitmapDrawable) favoriteIconDrawable;
-
- // Remove the incorrect warning below that the favorite icon bitmap drawable might be null.
- assert favoriteIconBitmapDrawable != null;
-
- // Store the default icon bitmap.
- favoriteOrDefaultIcon = favoriteIconBitmapDrawable.getBitmap();
- }
-
- public void setFavoriteOrDefaultIcon(Bitmap icon) {
- // Scale the favorite icon bitmap down if it is larger than 256 x 256. Filtering uses bilinear interpolation.
- if ((icon.getHeight() > 256) || (icon.getWidth() > 256)) {
- favoriteOrDefaultIcon = Bitmap.createScaledBitmap(icon, 256, 256, true);
- } else {
- // Store the icon as presented.
- favoriteOrDefaultIcon = icon;
- }
- }
-
- public Bitmap getFavoriteOrDefaultIcon() {
- // Return the favorite or default icon.
- return favoriteOrDefaultIcon;
- }
-
-
- // Swipe to refresh.
- public void setSwipeToRefresh(boolean status) {
- // Store the swipe to refresh status.
- swipeToRefresh = status;
- }
-
- public boolean getSwipeToRefresh() {
- // Return the swipe to refresh status.
- return swipeToRefresh;
- }
-
-
- // Waiting for proxy.
- public void setWaitingForProxyUrlString(String urlString) {
- // Store the waiting for proxy URL string.
- waitingForProxyUrlString = urlString;
- }
-
- public String getWaitingForProxyUrlString() {
- // Return the waiting for proxy URL string.
- return waitingForProxyUrlString;
- }
-
- public void resetWaitingForProxyUrlString() {
- // Clear the waiting for proxy URL string.
- waitingForProxyUrlString = "";
- }
-
- // Scroll range.
- public int getHorizontalScrollRange() {
- // Return the horizontal scroll range.
- return computeHorizontalScrollRange();
- }
-
- public int getVerticalScrollRange() {
- // Return the vertical scroll range.
- return computeVerticalScrollRange();
- }
-
-
-
- @Override
- public boolean onTouchEvent(MotionEvent motionEvent) {
- // Run the commands for the given motion event action.
- switch (motionEvent.getAction()) {
- case MotionEvent.ACTION_DOWN:
- // Start nested scrolling along the vertical axis. `ViewCompat` must be used until the minimum API >= 21.
- startNestedScroll(ViewCompat.SCROLL_AXIS_VERTICAL);
-
- // Save the current Y position. Action down will not be called again until a new motion starts.
- previousYPosition = (int) motionEvent.getY();
- break;
-
- case MotionEvent.ACTION_MOVE:
- // Get the current Y position.
- int currentYMotionPosition = (int) motionEvent.getY();
-
- // Calculate the pre-scroll delta Y.
- int preScrollDeltaY = previousYPosition - currentYMotionPosition;
-
- // Initialize a variable to track how much of the scroll is consumed.
- int[] consumedScroll = new int[2];
-
- // Initialize a variable to track the offset in the window.
- int[] offsetInWindow = new int[2];
-
- // Get the WebView Y position.
- int webViewYPosition = getScrollY();
-
- // Set the scroll delta Y to initially be the same as the pre-scroll delta Y.
- int scrollDeltaY = preScrollDeltaY;
-
- // Dispatch the nested pre-school. This scrolls the app bar if it needs it. `offsetInWindow` will be returned with an updated value.
- if (dispatchNestedPreScroll(0, preScrollDeltaY, consumedScroll, offsetInWindow)) {
- // Update the scroll delta Y if some of it was consumed.
- // There is currently a bug in Android where if scrolling up at a certain slow speed the input can lock the pre scroll and continue to consume it after the app bar is fully displayed.
- scrollDeltaY = preScrollDeltaY - consumedScroll[1];
- }
-
- // Check to see if the WebView is at the top and and the scroll action is downward.
- if ((webViewYPosition == 0) && (scrollDeltaY < 0)) { // Swipe to refresh is being engaged.
- // Stop the nested scroll so that swipe to refresh has complete control. This way releasing the scroll to refresh circle doesn't scroll the WebView at the same time.
- stopNestedScroll();
- } else { // Swipe to refresh is not being engaged.
- // Start the nested scroll so that the app bar can scroll off the screen.
- startNestedScroll(ViewCompat.SCROLL_AXIS_VERTICAL);
-
- // Dispatch the nested scroll. This scrolls the WebView. The delta Y unconsumed normally controls the swipe refresh layout, but that is handled with the `if` statement above.
- dispatchNestedScroll(0, scrollDeltaY, 0, 0, offsetInWindow);
-
- // Store the current Y position for use in the next action move.
- previousYPosition = previousYPosition - scrollDeltaY;
- }
- break;
-
-
- default:
- // Stop nested scrolling.
- stopNestedScroll();
- }
-
- // Perform a click. This is required by the Android accessibility guidelines.
- performClick();
-
- // Run the default commands and return the result.
- return super.onTouchEvent(motionEvent);
- }
-
- public Bundle saveNestedScrollWebViewState() {
- // Create a saved state bundle.
- Bundle savedState = new Bundle();
-
- // Initialize the long date variables.
- long pinnedSslStartDateLong = 0;
- long pinnedSslEndDateLong = 0;
-
- // Convert the dates to longs.
- if (pinnedSslStartDate != null) {
- pinnedSslStartDateLong = pinnedSslStartDate.getTime();
- }
-
- if (pinnedSslEndDate != null) {
- pinnedSslEndDateLong = pinnedSslEndDate.getTime();
- }
-
- // Populate the saved state bundle.
- savedState.putBoolean(DOMAIN_SETTINGS_APPLIED, domainSettingsApplied);
- savedState.putInt(DOMAIN_SETTINGS_DATABASE_ID, domainSettingsDatabaseId);
- savedState.putString(CURRENT_URl, currentUrl);
- savedState.putString(CURRENT_DOMAIN_NAME, currentDomainName);
- savedState.putBoolean(ACCEPT_COOKIES, acceptCookies);
- savedState.putBoolean(EASYLIST_ENABLED, easyListEnabled);
- savedState.putBoolean(EASYPRIVACY_ENABLED, easyPrivacyEnabled);
- savedState.putBoolean(FANBOYS_ANNOYANCE_LIST_ENABLED, fanboysAnnoyanceListEnabled);
- savedState.putBoolean(FANBOYS_SOCIAL_BLOCKING_LIST_ENABLED, fanboysSocialBlockingListEnabled);
- savedState.putBoolean(ULTRALIST_ENABLED, ultraListEnabled);
- savedState.putBoolean(ULTRAPRIVACY_ENABLED, ultraPrivacyEnabled);
- savedState.putBoolean(BLOCK_ALL_THIRD_PARTY_REQUESTS, blockAllThirdPartyRequests);
- savedState.putBoolean(HAS_PINNED_SSL_CERTIFICATE, hasPinnedSslCertificate);
- savedState.putString(PINNED_SSL_ISSUED_TO_CNAME, pinnedSslIssuedToCName);
- savedState.putString(PINNED_SSL_ISSUED_TO_ONAME, pinnedSslIssuedToOName);
- savedState.putString(PINNED_SSL_ISSUED_TO_UNAME, pinnedSslIssuedToUName);
- savedState.putString(PINNED_SSL_ISSUED_BY_CNAME, pinnedSslIssuedByCName);
- savedState.putString(PINNED_SSL_ISSUED_BY_ONAME, pinnedSslIssuedByOName);
- savedState.putString(PINNED_SSL_ISSUED_BY_UNAME, pinnedSslIssuedByUName);
- savedState.putLong(PINNED_SSL_START_DATE, pinnedSslStartDateLong);
- savedState.putLong(PINNED_SSL_END_DATE, pinnedSslEndDateLong);
- savedState.putBoolean(HAS_PINNED_IP_ADDRESSES, hasPinnedIpAddresses);
- savedState.putString(PINNED_IP_ADDRESSES, pinnedIpAddresses);
- savedState.putBoolean(IGNORE_PINNED_DOMAIN_INFORMATION, ignorePinnedDomainInformation);
- savedState.putBoolean(SWIPE_TO_REFRESH, swipeToRefresh);
- savedState.putBoolean(JAVASCRIPT_ENABLED, this.getSettings().getJavaScriptEnabled());
- savedState.putBoolean(DOM_STORAGE_ENABLED, this.getSettings().getDomStorageEnabled());
- savedState.putString(USER_AGENT, this.getSettings().getUserAgentString());
- savedState.putBoolean(WIDE_VIEWPORT, this.getSettings().getUseWideViewPort());
- savedState.putInt(FONT_SIZE, this.getSettings().getTextZoom());
-
- // Return the saved state bundle.
- return savedState;
- }
-
- public void restoreNestedScrollWebViewState(Bundle savedState) {
- // Restore the class variables.
- domainSettingsApplied = savedState.getBoolean(DOMAIN_SETTINGS_APPLIED);
- domainSettingsDatabaseId = savedState.getInt(DOMAIN_SETTINGS_DATABASE_ID);
- currentUrl = savedState.getString(CURRENT_URl);
- currentDomainName = savedState.getString(CURRENT_DOMAIN_NAME);
- acceptCookies = savedState.getBoolean(ACCEPT_COOKIES);
- easyListEnabled = savedState.getBoolean(EASYLIST_ENABLED);
- easyPrivacyEnabled = savedState.getBoolean(EASYPRIVACY_ENABLED);
- fanboysAnnoyanceListEnabled = savedState.getBoolean(FANBOYS_ANNOYANCE_LIST_ENABLED);
- fanboysSocialBlockingListEnabled = savedState.getBoolean(FANBOYS_SOCIAL_BLOCKING_LIST_ENABLED);
- ultraListEnabled = savedState.getBoolean(ULTRALIST_ENABLED);
- ultraPrivacyEnabled = savedState.getBoolean(ULTRAPRIVACY_ENABLED);
- blockAllThirdPartyRequests = savedState.getBoolean(BLOCK_ALL_THIRD_PARTY_REQUESTS);
- hasPinnedSslCertificate = savedState.getBoolean(HAS_PINNED_SSL_CERTIFICATE);
- pinnedSslIssuedToCName = savedState.getString(PINNED_SSL_ISSUED_TO_CNAME);
- pinnedSslIssuedToOName = savedState.getString(PINNED_SSL_ISSUED_TO_ONAME);
- pinnedSslIssuedToUName = savedState.getString(PINNED_SSL_ISSUED_TO_UNAME);
- pinnedSslIssuedByCName = savedState.getString(PINNED_SSL_ISSUED_BY_CNAME);
- pinnedSslIssuedByOName = savedState.getString(PINNED_SSL_ISSUED_BY_ONAME);
- pinnedSslIssuedByUName = savedState.getString(PINNED_SSL_ISSUED_BY_UNAME);
- hasPinnedIpAddresses = savedState.getBoolean(HAS_PINNED_IP_ADDRESSES);
- pinnedIpAddresses = savedState.getString(PINNED_IP_ADDRESSES);
- ignorePinnedDomainInformation = savedState.getBoolean(IGNORE_PINNED_DOMAIN_INFORMATION);
- swipeToRefresh = savedState.getBoolean(SWIPE_TO_REFRESH);
- this.getSettings().setJavaScriptEnabled(savedState.getBoolean(JAVASCRIPT_ENABLED));
- this.getSettings().setDomStorageEnabled(savedState.getBoolean(DOM_STORAGE_ENABLED));
- this.getSettings().setUserAgentString(savedState.getString(USER_AGENT));
- this.getSettings().setUseWideViewPort(savedState.getBoolean(WIDE_VIEWPORT));
- this.getSettings().setTextZoom(savedState.getInt(FONT_SIZE));
-
- // Get the date longs.
- long pinnedSslStartDateLong = savedState.getLong(PINNED_SSL_START_DATE);
- long pinnedSslEndDateLong = savedState.getLong(PINNED_SSL_END_DATE);
-
- // Set the pinned SSL start date to `null` if the saved date long is 0 because creating a new date results in an error if the input is 0.
- if (pinnedSslStartDateLong == 0) {
- pinnedSslStartDate = null;
- } else {
- pinnedSslStartDate = new Date(pinnedSslStartDateLong);
- }
-
- // Set the Pinned SSL end date to `null` if the saved date long is 0 because creating a new date results in an error if the input is 0.
- if (pinnedSslEndDateLong == 0) {
- pinnedSslEndDate = null;
- } else {
- pinnedSslEndDate = new Date(pinnedSslEndDateLong);
- }
- }
-
- // The Android accessibility guidelines require overriding `performClick()` and calling it from `onTouchEvent()`.
- @Override
- public boolean performClick() {
- return super.performClick();
- }
-
-
- // Method from NestedScrollingChild.
- @Override
- public void setNestedScrollingEnabled(boolean status) {
- // Set the status of the nested scrolling.
- nestedScrollingChildHelper.setNestedScrollingEnabled(status);
- }
-
- // Method from NestedScrollingChild.
- @Override
- public boolean isNestedScrollingEnabled() {
- // Return the status of nested scrolling.
- return nestedScrollingChildHelper.isNestedScrollingEnabled();
- }
-
-
- // Method from NestedScrollingChild.
- @Override
- public boolean startNestedScroll(int axes) {
- // Start a nested scroll along the indicated axes.
- return nestedScrollingChildHelper.startNestedScroll(axes);
- }
-
- // Method from NestedScrollingChild2.
- @Override
- public boolean startNestedScroll(int axes, int type) {
- // Start a nested scroll along the indicated axes for the given type of input which caused the scroll event.
- return nestedScrollingChildHelper.startNestedScroll(axes, type);
- }
-
-
- // Method from NestedScrollingChild.
- @Override
- public void stopNestedScroll() {
- // Stop the nested scroll.
- nestedScrollingChildHelper.stopNestedScroll();
- }
-
- // Method from NestedScrollingChild2.
- @Override
- public void stopNestedScroll(int type) {
- // Stop the nested scroll of the given type of input which caused the scroll event.
- nestedScrollingChildHelper.stopNestedScroll(type);
- }
-
-
- // Method from NestedScrollingChild.
- @Override
- public boolean hasNestedScrollingParent() {
- // Return the status of the nested scrolling parent.
- return nestedScrollingChildHelper.hasNestedScrollingParent();
- }
-
- // Method from NestedScrollingChild2.
- @Override
- public boolean hasNestedScrollingParent(int type) {
- // return the status of the nested scrolling parent for the given type of input which caused the scroll event.
- return nestedScrollingChildHelper.hasNestedScrollingParent(type);
- }
-
-
- // Method from NestedScrollingChild.
- @Override
- public boolean dispatchNestedPreScroll(int deltaX, int deltaY, int[] consumed, int[] offsetInWindow) {
- // Dispatch a nested pre-scroll with the specified deltas, which lets a parent to consume some of the scroll if desired.
- return nestedScrollingChildHelper.dispatchNestedPreScroll(deltaX, deltaY, consumed, offsetInWindow);
- }
-
- // Method from NestedScrollingChild2.
- @Override
- public boolean dispatchNestedPreScroll(int deltaX, int deltaY, int[] consumed, int[] offsetInWindow, int type) {
- // Dispatch a nested pre-scroll with the specified deltas for the given type of input which caused the scroll event, which lets a parent to consume some of the scroll if desired.
- return nestedScrollingChildHelper.dispatchNestedPreScroll(deltaX, deltaY, consumed, offsetInWindow, type);
- }
-
-
- // Method from NestedScrollingChild.
- @Override
- public boolean dispatchNestedScroll(int deltaXConsumed, int deltaYConsumed, int deltaXUnconsumed, int deltaYUnconsumed, int[] offsetInWindow) {
- // Dispatch a nested scroll with the specified deltas.
- return nestedScrollingChildHelper.dispatchNestedScroll(deltaXConsumed, deltaYConsumed, deltaXUnconsumed, deltaYUnconsumed, offsetInWindow);
- }
-
- // Method from NestedScrollingChild2.
- @Override
- public boolean dispatchNestedScroll(int deltaXConsumed, int deltaYConsumed, int deltaXUnconsumed, int deltaYUnconsumed, int[] offsetInWindow, int type) {
- // Dispatch a nested scroll with the specified deltas for the given type of input which caused the scroll event.
- return nestedScrollingChildHelper.dispatchNestedScroll(deltaXConsumed, deltaYConsumed, deltaXUnconsumed, deltaYUnconsumed, offsetInWindow, type);
- }
-
-
- // Method from NestedScrollingChild.
- @Override
- public boolean dispatchNestedPreFling(float velocityX, float velocityY) {
- // Dispatch a nested pre-fling with the specified velocity, which lets a parent consume the fling if desired.
- return nestedScrollingChildHelper.dispatchNestedPreFling(velocityX, velocityY);
- }
-
- // Method from NestedScrollingChild.
- @Override
- public boolean dispatchNestedFling(float velocityX, float velocityY, boolean consumed) {
- // Dispatch a nested fling with the specified velocity.
- return nestedScrollingChildHelper.dispatchNestedFling(velocityX, velocityY, consumed);
- }
-}
\ No newline at end of file
projects / PrivacyBrowserAndroid.git / commitdiff