/*
* Copyright (C) 2010 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.browser;
import android.app.Activity;
import android.app.DownloadManager;
import android.app.SearchManager;
import android.content.ClipboardManager;
import android.content.ContentProvider;
import android.content.ContentProviderClient;
import android.content.ContentResolver;
import android.content.ContentUris;
import android.content.ContentValues;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.content.res.Configuration;
import android.content.res.TypedArray;
import android.database.ContentObserver;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.net.Uri;
import android.net.http.SslError;
import android.os.AsyncTask;
import android.os.Bundle;
import android.os.Environment;
import android.os.Handler;
import android.os.Message;
import android.os.PowerManager;
import android.os.PowerManager.WakeLock;
import android.preference.PreferenceActivity;
import android.provider.Browser;
import android.provider.BrowserContract;
import android.provider.BrowserContract.Images;
import android.provider.ContactsContract;
import android.provider.ContactsContract.Intents.Insert;
import android.speech.RecognizerIntent;
import android.text.TextUtils;
import android.util.Log;
import android.util.Patterns;
import android.view.ActionMode;
import android.view.ContextMenu;
import android.view.ContextMenu.ContextMenuInfo;
import android.view.Gravity;
import android.view.KeyEvent;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.MenuItem.OnMenuItemClickListener;
import android.view.MotionEvent;
import android.view.View;
import android.webkit.CookieManager;
import android.webkit.CookieSyncManager;
import android.webkit.HttpAuthHandler;
import android.webkit.MimeTypeMap;
import android.webkit.SslErrorHandler;
import android.webkit.ValueCallback;
import android.webkit.WebChromeClient;
import android.webkit.WebIconDatabase;
import android.webkit.WebSettings;
import android.webkit.WebView;
import android.widget.Toast;
import com.android.browser.IntentHandler.UrlData;
import com.android.browser.UI.ComboViews;
import com.android.browser.provider.BrowserProvider;
import com.android.browser.provider.BrowserProvider2.Thumbnails;
import com.android.browser.provider.SnapshotProvider.Snapshots;
import com.android.browser.search.SearchEngine;
import com.android.common.Search;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.net.URLEncoder;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
/**
* Controller for browser
*/
public class Controller
implements WebViewController, UiController {
private static final String LOGTAG = "Controller";
private static final String SEND_APP_ID_EXTRA =
"android.speech.extras.SEND_APPLICATION_ID_EXTRA";
private static final String INCOGNITO_URI = "browser:incognito";
// public message ids
public final static int LOAD_URL = 1001;
public final static int STOP_LOAD = 1002;
// Message Ids
private static final int FOCUS_NODE_HREF = 102;
private static final int RELEASE_WAKELOCK = 107;
static final int UPDATE_BOOKMARK_THUMBNAIL = 108;
private static final int OPEN_BOOKMARKS = 201;
private static final int EMPTY_MENU = -1;
// activity requestCode
final static int COMBO_VIEW = 1;
final static int PREFERENCES_PAGE = 3;
final static int FILE_SELECTED = 4;
final static int AUTOFILL_SETUP = 5;
private final static int WAKELOCK_TIMEOUT = 5 * 60 * 1000; // 5 minutes
// As the ids are dynamically created, we can't guarantee that they will
// be in sequence, so this static array maps ids to a window number.
final static private int[] WINDOW_SHORTCUT_ID_ARRAY =
{ R.id.window_one_menu_id, R.id.window_two_menu_id,
R.id.window_three_menu_id, R.id.window_four_menu_id,
R.id.window_five_menu_id, R.id.window_six_menu_id,
R.id.window_seven_menu_id, R.id.window_eight_menu_id };
// "source" parameter for Google search through search key
final static String GOOGLE_SEARCH_SOURCE_SEARCHKEY = "browser-key";
// "source" parameter for Google search through simplily type
final static String GOOGLE_SEARCH_SOURCE_TYPE = "browser-type";
// "no-crash-recovery" parameter in intent to suppress crash recovery
final static String NO_CRASH_RECOVERY = "no-crash-recovery";
// A bitmap that is re-used in createScreenshot as scratch space
private static Bitmap sThumbnailBitmap;
private Activity mActivity;
private UI mUi;
private TabControl mTabControl;
private BrowserSettings mSettings;
private WebViewFactory mFactory;
private WakeLock mWakeLock;
private UrlHandler mUrlHandler;
private UploadHandler mUploadHandler;
private IntentHandler mIntentHandler;
private PageDialogsHandler mPageDialogsHandler;
private NetworkStateHandler mNetworkHandler;
private Message mAutoFillSetupMessage;
private boolean mShouldShowErrorConsole;
private SystemAllowGeolocationOrigins mSystemAllowGeolocationOrigins;
// FIXME, temp address onPrepareMenu performance problem.
// When we move everything out of view, we should rewrite this.
private int mCurrentMenuState = 0;
private int mMenuState = R.id.MAIN_MENU;
private int mOldMenuState = EMPTY_MENU;
private Menu mCachedMenu;
private boolean mMenuIsDown;
// For select and find, we keep track of the ActionMode so that
// finish() can be called as desired.
private ActionMode mActionMode;
/**
* Only meaningful when mOptionsMenuOpen is true. This variable keeps track
* of whether the configuration has changed. The first onMenuOpened call
* after a configuration change is simply a reopening of the same menu
* (i.e. mIconView did not change).
*/
private boolean mConfigChanged;
/**
* Keeps track of whether the options menu is open. This is important in
* determining whether to show or hide the title bar overlay
*/
private boolean mOptionsMenuOpen;
/**
* Whether or not the options menu is in its bigger, popup menu form. When
* true, we want the title bar overlay to be gone. When false, we do not.
* Only meaningful if mOptionsMenuOpen is true.
*/
private boolean mExtendedMenuOpen;
private boolean mActivityPaused = true;
private boolean mLoadStopped;
private Handler mHandler;
// Checks to see when the bookmarks database has changed, and updates the
// Tabs' notion of whether they represent bookmarked sites.
private ContentObserver mBookmarksObserver;
private CrashRecoveryHandler mCrashRecoveryHandler;
private boolean mBlockEvents;
public Controller(Activity browser, boolean preloadCrashState) {
mActivity = browser;
mSettings = BrowserSettings.getInstance();
mTabControl = new TabControl(this);
mSettings.setController(this);
mCrashRecoveryHandler = CrashRecoveryHandler.initialize(this);
if (preloadCrashState) {
mCrashRecoveryHandler.preloadCrashState();
}
mFactory = new BrowserWebViewFactory(browser);
mUrlHandler = new UrlHandler(this);
mIntentHandler = new IntentHandler(mActivity, this);
mPageDialogsHandler = new PageDialogsHandler(mActivity, this);
startHandler();
mBookmarksObserver = new ContentObserver(mHandler) {
@Override
public void onChange(boolean selfChange) {
int size = mTabControl.getTabCount();
for (int i = 0; i < size; i++) {
mTabControl.getTab(i).updateBookmarkedStatus();
}
}
};
browser.getContentResolver().registerContentObserver(
BrowserContract.Bookmarks.CONTENT_URI, true, mBookmarksObserver);
mNetworkHandler = new NetworkStateHandler(mActivity, this);
// Start watching the default geolocation permissions
mSystemAllowGeolocationOrigins =
new SystemAllowGeolocationOrigins(mActivity.getApplicationContext());
mSystemAllowGeolocationOrigins.start();
openIconDatabase();
}
void start(final Bundle icicle, final Intent intent) {
boolean noCrashRecovery = intent.getBooleanExtra(NO_CRASH_RECOVERY, false);
if (icicle != null || noCrashRecovery) {
doStart(icicle, intent, false);
} else {
mCrashRecoveryHandler.startRecovery(intent);
}
}
void doStart(final Bundle icicle, final Intent intent, final boolean fromCrash) {
// Unless the last browser usage was within 24 hours, destroy any
// remaining incognito tabs.
Calendar lastActiveDate = icicle != null ?
(Calendar) icicle.getSerializable("lastActiveDate") : null;
Calendar today = Calendar.getInstance();
Calendar yesterday = Calendar.getInstance();
yesterday.add(Calendar.DATE, -1);
final boolean restoreIncognitoTabs = !(lastActiveDate == null
|| lastActiveDate.before(yesterday)
|| lastActiveDate.after(today));
// Find out if we will restore any state and remember the tab.
final long currentTabId =
mTabControl.canRestoreState(icicle, restoreIncognitoTabs);
if (currentTabId == -1) {
// Not able to restore so we go ahead and clear session cookies. We
// must do this before trying to login the user as we don't want to
// clear any session cookies set during login.
CookieManager.getInstance().removeSessionCookie();
}
GoogleAccountLogin.startLoginIfNeeded(mActivity,
new Runnable() {
@Override public void run() {
onPreloginFinished(icicle, intent, currentTabId, restoreIncognitoTabs,
fromCrash);
}
});
}
private void onPreloginFinished(Bundle icicle, Intent intent, long currentTabId,
boolean restoreIncognitoTabs, boolean fromCrash) {
if (currentTabId == -1) {
BackgroundHandler.execute(new PruneThumbnails(mActivity, null));
final Bundle extra = intent.getExtras();
// Create an initial tab.
// If the intent is ACTION_VIEW and data is not null, the Browser is
// invoked to view the content by another application. In this case,
// the tab will be close when exit.
UrlData urlData = IntentHandler.getUrlDataFromIntent(intent);
Tab t = null;
if (urlData.isEmpty()) {
t = openTabToHomePage();
} else {
t = openTab(urlData);
}
if (t != null) {
t.setAppId(intent.getStringExtra(Browser.EXTRA_APPLICATION_ID));
}
WebView webView = t.getWebView();
if (extra != null) {
int scale = extra.getInt(Browser.INITIAL_ZOOM_LEVEL, 0);
if (scale > 0 && scale <= 1000) {
webView.setInitialScale(scale);
}
}
mUi.updateTabs(mTabControl.getTabs());
} else {
mTabControl.restoreState(icicle, currentTabId, restoreIncognitoTabs,
mUi.needsRestoreAllTabs());
List<Tab> tabs = mTabControl.getTabs();
ArrayList<Long> restoredTabs = new ArrayList<Long>(tabs.size());
for (Tab t : tabs) {
restoredTabs.add(t.getId());
}
BackgroundHandler.execute(new PruneThumbnails(mActivity, restoredTabs));
if (tabs.size() == 0) {
openTabToHomePage();
}
mUi.updateTabs(tabs);
// TabControl.restoreState() will create a new tab even if
// restoring the state fails.
setActiveTab(mTabControl.getCurrentTab());
// Handle the intent if needed. If icicle != null, we are restoring
// and the intent will be stale - ignore it.
if (icicle == null || fromCrash) {
mIntentHandler.onNewIntent(intent);
}
}
// Read JavaScript flags if it exists.
String jsFlags = getSettings().getJsEngineFlags();
if (jsFlags.trim().length() != 0) {
getCurrentWebView().setJsFlags(jsFlags);
}
if (BrowserActivity.ACTION_SHOW_BOOKMARKS.equals(intent.getAction())) {
bookmarksOrHistoryPicker(ComboViews.Bookmarks);
}
}
private static class PruneThumbnails implements Runnable {
private Context mContext;
private List<Long> mIds;
PruneThumbnails(Context context, List<Long> preserveIds) {
mContext = context.getApplicationContext();
mIds = preserveIds;
}
@Override
public void run() {
ContentResolver cr = mContext.getContentResolver();
if (mIds == null || mIds.size() == 0) {
cr.delete(Thumbnails.CONTENT_URI, null, null);
} else {
int length = mIds.size();
StringBuilder where = new StringBuilder();
where.append(Thumbnails._ID);
where.append(" not in (");
for (int i = 0; i < length; i++) {
where.append(mIds.get(i));
if (i < (length - 1)) {
where.append(",");
}
}
where.append(")");
cr.delete(Thumbnails.CONTENT_URI, where.toString(), null);
}
}
}
@Override
public WebViewFactory getWebViewFactory() {
return mFactory;
}
@Override
public void onSetWebView(Tab tab, WebView view) {
mUi.onSetWebView(tab, view);
}
@Override
public void createSubWindow(Tab tab) {
endActionMode();
WebView mainView = tab.getWebView();
WebView subView = mFactory.createWebView((mainView == null)
? false
: mainView.isPrivateBrowsingEnabled());
mUi.createSubWindow(tab, subView);
}
@Override
public Context getContext() {
return mActivity;
}
@Override
public Activity getActivity() {
return mActivity;
}
void setUi(UI ui) {
mUi = ui;
}
BrowserSettings getSettings() {
return mSettings;
}
IntentHandler getIntentHandler() {
return mIntentHandler;
}
@Override
public UI getUi() {
return mUi;
}
int getMaxTabs() {
return mActivity.getResources().getInteger(R.integer.max_tabs);
}
@Override
public TabControl getTabControl() {
return mTabControl;
}
@Override
public List<Tab> getTabs() {
return mTabControl.getTabs();
}
// Open the icon database.
private void openIconDatabase() {
// We have to call getInstance on the UI thread
final WebIconDatabase instance = WebIconDatabase.getInstance();
BackgroundHandler.execute(new Runnable() {
@Override
public void run() {
instance.open(mActivity.getDir("icons", 0).getPath());
}
});
}
private void startHandler() {
mHandler = new Handler() {
@Override
public void handleMessage(Message msg) {
switch (msg.what) {
case OPEN_BOOKMARKS:
bookmarksOrHistoryPicker(ComboViews.Bookmarks);
break;
case FOCUS_NODE_HREF:
{
String url = (String) msg.getData().get("url");
String title = (String) msg.getData().get("title");
String src = (String) msg.getData().get("src");
if (url == "") url = src; // use image if no anchor
if (TextUtils.isEmpty(url)) {
break;
}
HashMap focusNodeMap = (HashMap) msg.obj;
WebView view = (WebView) focusNodeMap.get("webview");
// Only apply the action if the top window did not change.
if (getCurrentTopWebView() != view) {
break;
}
switch (msg.arg1) {
case R.id.open_context_menu_id:
loadUrlFromContext(url);
break;
case R.id.view_image_context_menu_id:
loadUrlFromContext(src);
break;
case R.id.open_newtab_context_menu_id:
final Tab parent = mTabControl.getCurrentTab();
openTab(url, parent,
!mSettings.openInBackground(), true);
break;
case R.id.copy_link_context_menu_id:
copy(url);
break;
case R.id.save_link_context_menu_id:
case R.id.download_context_menu_id:
DownloadHandler.onDownloadStartNoStream(
mActivity, url, null, null, null,
view.isPrivateBrowsingEnabled());
break;
}
break;
}
case LOAD_URL:
loadUrlFromContext((String) msg.obj);
break;
case STOP_LOAD:
stopLoading();
break;
case RELEASE_WAKELOCK:
if (mWakeLock != null && mWakeLock.isHeld()) {
mWakeLock.release();
// if we reach here, Browser should be still in the
// background loading after WAKELOCK_TIMEOUT (5-min).
// To avoid burning the battery, stop loading.
mTabControl.stopAllLoading();
}
break;
case UPDATE_BOOKMARK_THUMBNAIL:
Tab tab = (Tab) msg.obj;
if (tab != null) {
updateScreenshot(tab);
}
break;
}
}
};
}
@Override
public Tab getCurrentTab() {
return mTabControl.getCurrentTab();
}
@Override
public void shareCurrentPage() {
shareCurrentPage(mTabControl.getCurrentTab());
}
private void shareCurrentPage(Tab tab) {
if (tab != null) {
sharePage(mActivity, tab.getTitle(),
tab.getUrl(), tab.getFavicon(),
createScreenshot(tab.getWebView(),
getDesiredThumbnailWidth(mActivity),
getDesiredThumbnailHeight(mActivity)));
}
}
/**
* Share a page, providing the title, url, favicon, and a screenshot. Uses
* an {@link Intent} to launch the Activity chooser.
* @param c Context used to launch a new Activity.
* @param title Title of the page. Stored in the Intent with
* {@link Intent#EXTRA_SUBJECT}
* @param url URL of the page. Stored in the Intent with
* {@link Intent#EXTRA_TEXT}
* @param favicon Bitmap of the favicon for the page. Stored in the Intent
* with {@link Browser#EXTRA_SHARE_FAVICON}
* @param screenshot Bitmap of a screenshot of the page. Stored in the
* Intent with {@link Browser#EXTRA_SHARE_SCREENSHOT}
*/
static final void sharePage(Context c, String title, String url,
Bitmap favicon, Bitmap screenshot) {
Intent send = new Intent(Intent.ACTION_SEND);
send.setType("text/plain");
send.putExtra(Intent.EXTRA_TEXT, url);
send.putExtra(Intent.EXTRA_SUBJECT, title);
send.putExtra(Browser.EXTRA_SHARE_FAVICON, favicon);
send.putExtra(Browser.EXTRA_SHARE_SCREENSHOT, screenshot);
try {
c.startActivity(Intent.createChooser(send, c.getString(
R.string.choosertitle_sharevia)));
} catch(android.content.ActivityNotFoundException ex) {
// if no app handles it, do nothing
}
}
private void copy(CharSequence text) {
ClipboardManager cm = (ClipboardManager) mActivity
.getSystemService(Context.CLIPBOARD_SERVICE);
cm.setText(text);
}
// lifecycle
protected void onConfgurationChanged(Configuration config) {
mConfigChanged = true;
if (mPageDialogsHandler != null) {
mPageDialogsHandler.onConfigurationChanged(config);
}
mUi.onConfigurationChanged(config);
}
@Override
public void handleNewIntent(Intent intent) {
if (!mUi.isWebShowing()) {
mUi.showWeb(false);
}
mIntentHandler.onNewIntent(intent);
}
protected void onPause() {
if (mUi.isCustomViewShowing()) {
hideCustomView();
}
if (mActivityPaused) {
Log.e(LOGTAG, "BrowserActivity is already paused.");
return;
}
mActivityPaused = true;
Tab tab = mTabControl.getCurrentTab();
if (tab != null) {
tab.pause();
if (!pauseWebViewTimers(tab)) {
if (mWakeLock == null) {
PowerManager pm = (PowerManager) mActivity
.getSystemService(Context.POWER_SERVICE);
mWakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "Browser");
}
mWakeLock.acquire();
mHandler.sendMessageDelayed(mHandler
.obtainMessage(RELEASE_WAKELOCK), WAKELOCK_TIMEOUT);
}
}
mUi.onPause();
mNetworkHandler.onPause();
WebView.disablePlatformNotifications();
NfcHandler.unregister(mActivity);
if (sThumbnailBitmap != null) {
sThumbnailBitmap.recycle();
sThumbnailBitmap = null;
}
}
void onSaveInstanceState(Bundle outState) {
// the default implementation requires each view to have an id. As the
// browser handles the state itself and it doesn't use id for the views,
// don't call the default implementation. Otherwise it will trigger the
// warning like this, "couldn't save which view has focus because the
// focused view XXX has no id".
// Save all the tabs
mTabControl.saveState(outState);
if (!outState.isEmpty()) {
// Save time so that we know how old incognito tabs (if any) are.
outState.putSerializable("lastActiveDate", Calendar.getInstance());
}
}
void onResume() {
if (!mActivityPaused) {
Log.e(LOGTAG, "BrowserActivity is already resumed.");
return;
}
mActivityPaused = false;
Tab current = mTabControl.getCurrentTab();
if (current != null) {
current.resume();
resumeWebViewTimers(current);
}
releaseWakeLock();
mUi.onResume();
mNetworkHandler.onResume();
WebView.enablePlatformNotifications();
NfcHandler.register(mActivity, this);
}
private void releaseWakeLock() {
if (mWakeLock != null && mWakeLock.isHeld()) {
mHandler.removeMessages(RELEASE_WAKELOCK);
mWakeLock.release();
}
}
/**
* resume all WebView timers using the WebView instance of the given tab
* @param tab guaranteed non-null
*/
private void resumeWebViewTimers(Tab tab) {
boolean inLoad = tab.inPageLoad();
if ((!mActivityPaused && !inLoad) || (mActivityPaused && inLoad)) {
CookieSyncManager.getInstance().startSync();
WebView w = tab.getWebView();
WebViewTimersControl.getInstance().onBrowserActivityResume(w);
}
}
/**
* Pause all WebView timers using the WebView of the given tab
* @param tab
* @return true if the timers are paused or tab is null
*/
private boolean pauseWebViewTimers(Tab tab) {
if (tab == null) {
return true;
} else if (!tab.inPageLoad()) {
CookieSyncManager.getInstance().stopSync();
WebViewTimersControl.getInstance().onBrowserActivityPause(getCurrentWebView());
return true;
}
return false;
}
void onDestroy() {
if (mUploadHandler != null && !mUploadHandler.handled()) {
mUploadHandler.onResult(Activity.RESULT_CANCELED, null);
mUploadHandler = null;
}
if (mTabControl == null) return;
mUi.onDestroy();
// Remove the current tab and sub window
Tab t = mTabControl.getCurrentTab();
if (t != null) {
dismissSubWindow(t);
removeTab(t);
}
mActivity.getContentResolver().unregisterContentObserver(mBookmarksObserver);
// Destroy all the tabs
mTabControl.destroy();
WebIconDatabase.getInstance().close();
// Stop watching the default geolocation permissions
mSystemAllowGeolocationOrigins.stop();
mSystemAllowGeolocationOrigins = null;
}
protected boolean isActivityPaused() {
return mActivityPaused;
}
protected void onLowMemory() {
mTabControl.freeMemory();
}
@Override
public boolean shouldShowErrorConsole() {
return mShouldShowErrorConsole;
}
protected void setShouldShowErrorConsole(boolean show) {
if (show == mShouldShowErrorConsole) {
// Nothing to do.
return;
}
mShouldShowErrorConsole = show;
Tab t = mTabControl.getCurrentTab();
if (t == null) {
// There is no current tab so we cannot toggle the error console
return;
}
mUi.setShouldShowErrorConsole(t, show);
}
@Override
public void stopLoading() {
mLoadStopped = true;
Tab tab = mTabControl.getCurrentTab();
WebView w = getCurrentTopWebView();
w.stopLoading();
mUi.onPageStopped(tab);
}
boolean didUserStopLoading() {
return mLoadStopped;
}
// WebViewController
@Override
public void onPageStarted(Tab tab, WebView view, Bitmap favicon) {
// We've started to load a new page. If there was a pending message
// to save a screenshot then we will now take the new page and save
// an incorrect screenshot. Therefore, remove any pending thumbnail
// messages from the queue.
mHandler.removeMessages(Controller.UPDATE_BOOKMARK_THUMBNAIL,
tab);
// reset sync timer to avoid sync starts during loading a page
CookieSyncManager.getInstance().resetSync();
if (!mNetworkHandler.isNetworkUp()) {
view.setNetworkAvailable(false);
}
// when BrowserActivity just starts, onPageStarted may be called before
// onResume as it is triggered from onCreate. Call resumeWebViewTimers
// to start the timer. As we won't switch tabs while an activity is in
// pause state, we can ensure calling resume and pause in pair.
if (mActivityPaused) {
resumeWebViewTimers(tab);
}
mLoadStopped = false;
endActionMode();
mUi.onTabDataChanged(tab);
String url = tab.getUrl();
// update the bookmark database for favicon
maybeUpdateFavicon(tab, null, url, favicon);
Performance.tracePageStart(url);
// Performance probe
if (false) {
Performance.onPageStarted();
}
}
@Override
public void onPageFinished(Tab tab) {
mUi.onTabDataChanged(tab);
if (!tab.isPrivateBrowsingEnabled()
&& !TextUtils.isEmpty(tab.getUrl())
&& !tab.isSnapshot()) {
// Only update the bookmark screenshot if the user did not
// cancel the load early and there is not already
// a pending update for the tab.
if (tab.inForeground() && !didUserStopLoading()
|| !tab.inForeground()) {
if (!mHandler.hasMessages(UPDATE_BOOKMARK_THUMBNAIL, tab)) {
mHandler.sendMessageDelayed(mHandler.obtainMessage(
UPDATE_BOOKMARK_THUMBNAIL, 0, 0, tab),
500);
}
}
}
// pause the WebView timer and release the wake lock if it is finished
// while BrowserActivity is in pause state.
if (mActivityPaused && pauseWebViewTimers(tab)) {
releaseWakeLock();
}
// Performance probe
if (false) {
Performance.onPageFinished(tab.getUrl());
}
Performance.tracePageFinished();
}
@Override
public void onProgressChanged(Tab tab) {
mCrashRecoveryHandler.backupState();
int newProgress = tab.getLoadProgress();
if (newProgress == 100) {
CookieSyncManager.getInstance().sync();
// onProgressChanged() may continue to be called after the main
// frame has finished loading, as any remaining sub frames continue
// to load. We'll only get called once though with newProgress as
// 100 when everything is loaded. (onPageFinished is called once
// when the main frame completes loading regardless of the state of
// any sub frames so calls to onProgressChanges may continue after
// onPageFinished has executed)
if (tab.inPageLoad()) {
updateInLoadMenuItems(mCachedMenu, tab);
}
} else {
if (!tab.inPageLoad()) {
// onPageFinished may have already been called but a subframe is
// still loading
// updating the progress and
// update the menu items.
updateInLoadMenuItems(mCachedMenu, tab);
}
}
mUi.onProgressChanged(tab);
}
@Override
public void onUpdatedSecurityState(Tab tab) {
mUi.onTabDataChanged(tab);
}
@Override
public void onReceivedTitle(Tab tab, final String title) {
mUi.onTabDataChanged(tab);
final String pageUrl = tab.getOriginalUrl();
if (TextUtils.isEmpty(pageUrl) || pageUrl.length()
>= SQLiteDatabase.SQLITE_MAX_LIKE_PATTERN_LENGTH) {
return;
}
// Update the title in the history database if not in private browsing mode
if (!tab.isPrivateBrowsingEnabled()) {
DataController.getInstance(mActivity).updateHistoryTitle(pageUrl, title);
}
}
@Override
public void onFavicon(Tab tab, WebView view, Bitmap icon) {
mUi.onTabDataChanged(tab);
maybeUpdateFavicon(tab, view.getOriginalUrl(), view.getUrl(), icon);
}
@Override
public boolean shouldOverrideUrlLoading(Tab tab, WebView view, String url) {
return mUrlHandler.shouldOverrideUrlLoading(tab, view, url);
}
@Override
public boolean shouldOverrideKeyEvent(KeyEvent event) {
if (mMenuIsDown) {
// only check shortcut key when MENU is held
return mActivity.getWindow().isShortcutKey(event.getKeyCode(),
event);
} else {
return false;
}
}
@Override
public void onUnhandledKeyEvent(KeyEvent event) {
if (!isActivityPaused()) {
if (event.getAction() == KeyEvent.ACTION_DOWN) {
mActivity.onKeyDown(event.getKeyCode(), event);
} else {
mActivity.onKeyUp(event.getKeyCode(), event);
}
}
}
@Override
public void doUpdateVisitedHistory(Tab tab, boolean isReload) {
// Don't save anything in private browsing mode
if (tab.isPrivateBrowsingEnabled()) return;
String url = tab.getOriginalUrl();
if (TextUtils.isEmpty(url)
|| url.regionMatches(true, 0, "about:", 0, 6)) {
return;
}
DataController.getInstance(mActivity).updateVisitedHistory(url);
mCrashRecoveryHandler.backupState();
}
@Override
public void getVisitedHistory(final ValueCallback<String[]> callback) {
AsyncTask<Void, Void, String[]> task =
new AsyncTask<Void, Void, String[]>() {
@Override
public String[] doInBackground(Void... unused) {
return Browser.getVisitedHistory(mActivity.getContentResolver());
}
@Override
public void onPostExecute(String[] result) {
callback.onReceiveValue(result);
}
};
task.execute();
}
@Override
public void onReceivedHttpAuthRequest(Tab tab, WebView view,
final HttpAuthHandler handler, final String host,
final String realm) {
String username = null;
String password = null;
boolean reuseHttpAuthUsernamePassword
= handler.useHttpAuthUsernamePassword();
if (reuseHttpAuthUsernamePassword && view != null) {
String[] credentials = view.getHttpAuthUsernamePassword(host, realm);
if (credentials != null && credentials.length == 2) {
username = credentials[0];
password = credentials[1];
}
}
if (username != null && password != null) {
handler.proceed(username, password);
} else {
if (tab.inForeground() && !handler.suppressDialog()) {
mPageDialogsHandler.showHttpAuthentication(tab, handler, host, realm);
} else {
handler.cancel();
}
}
}
@Override
public void onDownloadStart(Tab tab, String url, String userAgent,
String contentDisposition, String mimetype, long contentLength) {
WebView w = tab.getWebView();
DownloadHandler.onDownloadStart(mActivity, url, userAgent,
contentDisposition, mimetype, w.isPrivateBrowsingEnabled());
if (w.copyBackForwardList().getSize() == 0) {
// This Tab was opened for the sole purpose of downloading a
// file. Remove it.
if (tab == mTabControl.getCurrentTab()) {
// In this case, the Tab is still on top.
goBackOnePageOrQuit();
} else {
// In this case, it is not.
closeTab(tab);
}
}
}
@Override
public Bitmap getDefaultVideoPoster() {
return mUi.getDefaultVideoPoster();
}
@Override
public View getVideoLoadingProgressView() {
return mUi.getVideoLoadingProgressView();
}
@Override
public void showSslCertificateOnError(WebView view, SslErrorHandler handler,
SslError error) {
mPageDialogsHandler.showSSLCertificateOnError(view, handler, error);
}
@Override
public void showAutoLogin(Tab tab) {
assert tab.inForeground();
// Update the title bar to show the auto-login request.
mUi.showAutoLogin(tab);
}
@Override
public void hideAutoLogin(Tab tab) {
assert tab.inForeground();
mUi.hideAutoLogin(tab);
}
// helper method
/*
* Update the favorites icon if the private browsing isn't enabled and the
* icon is valid.
*/
private void maybeUpdateFavicon(Tab tab, final String originalUrl,
final String url, Bitmap favicon) {
if (favicon == null) {
return;
}
if (!tab.isPrivateBrowsingEnabled()) {
Bookmarks.updateFavicon(mActivity
.getContentResolver(), originalUrl, url, favicon);
}
}
@Override
public void bookmarkedStatusHasChanged(Tab tab) {
// TODO: Switch to using onTabDataChanged after b/3262950 is fixed
mUi.bookmarkedStatusHasChanged(tab);
}
// end WebViewController
protected void pageUp() {
getCurrentTopWebView().pageUp(false);
}
protected void pageDown() {
getCurrentTopWebView().pageDown(false);
}
// callback from phone title bar
public void editUrl() {
if (mOptionsMenuOpen) mActivity.closeOptionsMenu();
mUi.editUrl(false);
}
public void startVoiceSearch() {
Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH);
intent.putExtra(RecognizerIntent.EXTRA_LANGUAGE_MODEL,
RecognizerIntent.LANGUAGE_MODEL_WEB_SEARCH);
intent.putExtra(RecognizerIntent.EXTRA_CALLING_PACKAGE,
mActivity.getComponentName().flattenToString());
intent.putExtra(SEND_APP_ID_EXTRA, false);
intent.putExtra(RecognizerIntent.EXTRA_WEB_SEARCH_ONLY, true);
mActivity.startActivity(intent);
}
@Override
public void activateVoiceSearchMode(String title, List<String> results) {
mUi.showVoiceTitleBar(title, results);
}
public void revertVoiceSearchMode(Tab tab) {
mUi.revertVoiceTitleBar(tab);
}
public boolean supportsVoiceSearch() {
SearchEngine searchEngine = getSettings().getSearchEngine();
return (searchEngine != null && searchEngine.supportsVoiceSearch());
}
public void showCustomView(Tab tab, View view, int requestedOrientation,
WebChromeClient.CustomViewCallback callback) {
if (tab.inForeground()) {
if (mUi.isCustomViewShowing()) {
callback.onCustomViewHidden();
return;
}
mUi.showCustomView(view, requestedOrientation, callback);
// Save the menu state and set it to empty while the custom
// view is showing.
mOldMenuState = mMenuState;
mMenuState = EMPTY_MENU;
mActivity.invalidateOptionsMenu();
}
}
@Override
public void hideCustomView() {
if (mUi.isCustomViewShowing()) {
mUi.onHideCustomView();
// Reset the old menu state.
mMenuState = mOldMenuState;
mOldMenuState = EMPTY_MENU;
mActivity.invalidateOptionsMenu();
}
}
protected void onActivityResult(int requestCode, int resultCode,
Intent intent) {
if (getCurrentTopWebView() == null) return;
switch (requestCode) {
case PREFERENCES_PAGE:
if (resultCode == Activity.RESULT_OK && intent != null) {
String action = intent.getStringExtra(Intent.EXTRA_TEXT);
if (PreferenceKeys.PREF_PRIVACY_CLEAR_HISTORY.equals(action)) {
mTabControl.removeParentChildRelationShips();
}
}
break;
case FILE_SELECTED:
// Chose a file from the file picker.
if (null == mUploadHandler) break;
mUploadHandler.onResult(resultCode, intent);
break;
case AUTOFILL_SETUP:
// Determine whether a profile was actually set up or not
// and if so, send the message back to the WebTextView to
// fill the form with the new profile.
if (getSettings().getAutoFillProfile() != null) {
mAutoFillSetupMessage.sendToTarget();
mAutoFillSetupMessage = null;
}
break;
case COMBO_VIEW:
if (intent == null || resultCode != Activity.RESULT_OK) {
break;
}
mUi.showWeb(false);
if (Intent.ACTION_VIEW.equals(intent.getAction())) {
Tab t = getCurrentTab();
Uri uri = intent.getData();
loadUrl(t, uri.toString());
} else if (intent.hasExtra(ComboViewActivity.EXTRA_OPEN_ALL)) {
String[] urls = intent.getStringArrayExtra(
ComboViewActivity.EXTRA_OPEN_ALL);
Tab parent = getCurrentTab();
for (String url : urls) {
parent = openTab(url, parent,
!mSettings.openInBackground(), true);
}
} else if (intent.hasExtra(ComboViewActivity.EXTRA_OPEN_SNAPSHOT)) {
long id = intent.getLongExtra(
ComboViewActivity.EXTRA_OPEN_SNAPSHOT, -1);
if (id >= 0) {
createNewSnapshotTab(id, true);
}
}
break;
default:
break;
}
getCurrentTopWebView().requestFocus();
}
/**
* Open the Go page.
* @param startWithHistory If true, open starting on the history tab.
* Otherwise, start with the bookmarks tab.
*/
@Override
public void bookmarksOrHistoryPicker(ComboViews startView) {
if (mTabControl.getCurrentWebView() == null) {
return;
}
// clear action mode
if (isInCustomActionMode()) {
endActionMode();
}
Bundle extras = new Bundle();
// Disable opening in a new window if we have maxed out the windows
extras.putBoolean(BrowserBookmarksPage.EXTRA_DISABLE_WINDOW,
!mTabControl.canCreateNewTab());
mUi.showComboView(startView, extras);
}
// combo view callbacks
// key handling
protected void onBackKey() {
if (!mUi.onBackKey()) {
WebView subwindow = mTabControl.getCurrentSubWindow();
if (subwindow != null) {
if (subwindow.canGoBack()) {
subwindow.goBack();
} else {
dismissSubWindow(mTabControl.getCurrentTab());
}
} else {
goBackOnePageOrQuit();
}
}
}
protected boolean onMenuKey() {
return mUi.onMenuKey();
}
// menu handling and state
// TODO: maybe put into separate handler
protected boolean onCreateOptionsMenu(Menu menu) {
if (mMenuState == EMPTY_MENU) {
return false;
}
MenuInflater inflater = mActivity.getMenuInflater();
inflater.inflate(R.menu.browser, menu);
return true;
}
protected void onCreateContextMenu(ContextMenu menu, View v,
ContextMenuInfo menuInfo) {
if (v instanceof TitleBar) {
return;
}
if (!(v instanceof WebView)) {
return;
}
final WebView webview = (WebView) v;
WebView.HitTestResult result = webview.getHitTestResult();
if (result == null) {
return;
}
int type = result.getType();
if (type == WebView.HitTestResult.UNKNOWN_TYPE) {
Log.w(LOGTAG,
"We should not show context menu when nothing is touched");
return;
}
if (type == WebView.HitTestResult.EDIT_TEXT_TYPE) {
// let TextView handles context menu
return;
}
// Note, http://b/issue?id=1106666 is requesting that
// an inflated menu can be used again. This is not available
// yet, so inflate each time (yuk!)
MenuInflater inflater = mActivity.getMenuInflater();
inflater.inflate(R.menu.browsercontext, menu);
// Show the correct menu group
final String extra = result.getExtra();
menu.setGroupVisible(R.id.PHONE_MENU,
type == WebView.HitTestResult.PHONE_TYPE);
menu.setGroupVisible(R.id.EMAIL_MENU,
type == WebView.HitTestResult.EMAIL_TYPE);
menu.setGroupVisible(R.id.GEO_MENU,
type == WebView.HitTestResult.GEO_TYPE);
menu.setGroupVisible(R.id.IMAGE_MENU,
type == WebView.HitTestResult.IMAGE_TYPE
|| type == WebView.HitTestResult.SRC_IMAGE_ANCHOR_TYPE);
menu.setGroupVisible(R.id.ANCHOR_MENU,
type == WebView.HitTestResult.SRC_ANCHOR_TYPE
|| type == WebView.HitTestResult.SRC_IMAGE_ANCHOR_TYPE);
boolean hitText = type == WebView.HitTestResult.SRC_ANCHOR_TYPE
|| type == WebView.HitTestResult.PHONE_TYPE
|| type == WebView.HitTestResult.EMAIL_TYPE
|| type == WebView.HitTestResult.GEO_TYPE;
menu.setGroupVisible(R.id.SELECT_TEXT_MENU, hitText);
if (hitText) {
menu.findItem(R.id.select_text_menu_id)
.setOnMenuItemClickListener(new SelectText(webview));
}
// Setup custom handling depending on the type
switch (type) {
case WebView.HitTestResult.PHONE_TYPE:
menu.setHeaderTitle(Uri.decode(extra));
menu.findItem(R.id.dial_context_menu_id).setIntent(
new Intent(Intent.ACTION_VIEW, Uri
.parse(WebView.SCHEME_TEL + extra)));
Intent addIntent = new Intent(Intent.ACTION_INSERT_OR_EDIT);
addIntent.putExtra(Insert.PHONE, Uri.decode(extra));
addIntent.setType(ContactsContract.Contacts.CONTENT_ITEM_TYPE);
menu.findItem(R.id.add_contact_context_menu_id).setIntent(
addIntent);
menu.findItem(R.id.copy_phone_context_menu_id)
.setOnMenuItemClickListener(
new Copy(extra));
break;
case WebView.HitTestResult.EMAIL_TYPE:
menu.setHeaderTitle(extra);
menu.findItem(R.id.email_context_menu_id).setIntent(
new Intent(Intent.ACTION_VIEW, Uri
.parse(WebView.SCHEME_MAILTO + extra)));
menu.findItem(R.id.copy_mail_context_menu_id)
.setOnMenuItemClickListener(
new Copy(extra));
break;
case WebView.HitTestResult.GEO_TYPE:
menu.setHeaderTitle(extra);
menu.findItem(R.id.map_context_menu_id).setIntent(
new Intent(Intent.ACTION_VIEW, Uri
.parse(WebView.SCHEME_GEO
+ URLEncoder.encode(extra))));
menu.findItem(R.id.copy_geo_context_menu_id)
.setOnMenuItemClickListener(
new Copy(extra));
break;
case WebView.HitTestResult.SRC_ANCHOR_TYPE:
case WebView.HitTestResult.SRC_IMAGE_ANCHOR_TYPE:
menu.setHeaderTitle(extra);
// decide whether to show the open link in new tab option
boolean showNewTab = mTabControl.canCreateNewTab();
MenuItem newTabItem
= menu.findItem(R.id.open_newtab_context_menu_id);
newTabItem.setTitle(getSettings().openInBackground()
? R.string.contextmenu_openlink_newwindow_background
: R.string.contextmenu_openlink_newwindow);
newTabItem.setVisible(showNewTab);
if (showNewTab) {
if (WebView.HitTestResult.SRC_IMAGE_ANCHOR_TYPE == type) {
newTabItem.setOnMenuItemClickListener(
new MenuItem.OnMenuItemClickListener() {
@Override
public boolean onMenuItemClick(MenuItem item) {
final HashMap<String, WebView> hrefMap =
new HashMap<String, WebView>();
hrefMap.put("webview", webview);
final Message msg = mHandler.obtainMessage(
FOCUS_NODE_HREF,
R.id.open_newtab_context_menu_id,
0, hrefMap);
webview.requestFocusNodeHref(msg);
return true;
}
});
} else {
newTabItem.setOnMenuItemClickListener(
new MenuItem.OnMenuItemClickListener() {
@Override
public boolean onMenuItemClick(MenuItem item) {
final Tab parent = mTabControl.getCurrentTab();
openTab(extra, parent,
!mSettings.openInBackground(),
true);
return true;
}
});
}
}
if (type == WebView.HitTestResult.SRC_ANCHOR_TYPE) {
break;
}
// otherwise fall through to handle image part
case WebView.HitTestResult.IMAGE_TYPE:
if (type == WebView.HitTestResult.IMAGE_TYPE) {
menu.setHeaderTitle(extra);
}
menu.findItem(R.id.view_image_context_menu_id)
.setOnMenuItemClickListener(new OnMenuItemClickListener() {
@Override
public boolean onMenuItemClick(MenuItem item) {
openTab(extra, mTabControl.getCurrentTab(), true, true);
return false;
}
});
menu.findItem(R.id.download_context_menu_id).
setOnMenuItemClickListener(
new Download(mActivity, extra, webview.isPrivateBrowsingEnabled()));
menu.findItem(R.id.set_wallpaper_context_menu_id).
setOnMenuItemClickListener(new WallpaperHandler(mActivity,
extra));
break;
default:
Log.w(LOGTAG, "We should not get here.");
break;
}
//update the ui
mUi.onContextMenuCreated(menu);
}
/**
* As the menu can be open when loading state changes
* we must manually update the state of the stop/reload menu
* item
*/
private void updateInLoadMenuItems(Menu menu, Tab tab) {
if (menu == null) {
return;
}
MenuItem dest = menu.findItem(R.id.stop_reload_menu_id);
MenuItem src = ((tab != null) && tab.inPageLoad()) ?
menu.findItem(R.id.stop_menu_id):
menu.findItem(R.id.reload_menu_id);
if (src != null) {
dest.setIcon(src.getIcon());
dest.setTitle(src.getTitle());
}
}
boolean onPrepareOptionsMenu(Menu menu) {
updateInLoadMenuItems(menu, getCurrentTab());
// hold on to the menu reference here; it is used by the page callbacks
// to update the menu based on loading state
mCachedMenu = menu;
// Note: setVisible will decide whether an item is visible; while
// setEnabled() will decide whether an item is enabled, which also means
// whether the matching shortcut key will function.
switch (mMenuState) {
case EMPTY_MENU:
if (mCurrentMenuState != mMenuState) {
menu.setGroupVisible(R.id.MAIN_MENU, false);
menu.setGroupEnabled(R.id.MAIN_MENU, false);
menu.setGroupEnabled(R.id.MAIN_SHORTCUT_MENU, false);
}
break;
default:
if (mCurrentMenuState != mMenuState) {
menu.setGroupVisible(R.id.MAIN_MENU, true);
menu.setGroupEnabled(R.id.MAIN_MENU, true);
menu.setGroupEnabled(R.id.MAIN_SHORTCUT_MENU, true);
}
updateMenuState(getCurrentTab(), menu);
break;
}
mCurrentMenuState = mMenuState;
return mUi.onPrepareOptionsMenu(menu);
}
@Override
public void updateMenuState(Tab tab, Menu menu) {
boolean canGoBack = false;
boolean canGoForward = false;
boolean isHome = false;
boolean isDesktopUa = false;
boolean isLive = false;
if (tab != null) {
canGoBack = tab.canGoBack();
canGoForward = tab.canGoForward();
isHome = mSettings.getHomePage().equals(tab.getUrl());
isDesktopUa = mSettings.hasDesktopUseragent(tab.getWebView());
isLive = !tab.isSnapshot();
}
final MenuItem back = menu.findItem(R.id.back_menu_id);
back.setEnabled(canGoBack);
final MenuItem home = menu.findItem(R.id.homepage_menu_id);
home.setEnabled(!isHome);
final MenuItem forward = menu.findItem(R.id.forward_menu_id);
forward.setEnabled(canGoForward);
final MenuItem source = menu.findItem(isInLoad() ? R.id.stop_menu_id
: R.id.reload_menu_id);
final MenuItem dest = menu.findItem(R.id.stop_reload_menu_id);
if (source != null && dest != null) {
dest.setTitle(source.getTitle());
dest.setIcon(source.getIcon());
}
menu.setGroupVisible(R.id.NAV_MENU, isLive);
// decide whether to show the share link option
PackageManager pm = mActivity.getPackageManager();
Intent send = new Intent(Intent.ACTION_SEND);
send.setType("text/plain");
ResolveInfo ri = pm.resolveActivity(send,
PackageManager.MATCH_DEFAULT_ONLY);
menu.findItem(R.id.share_page_menu_id).setVisible(ri != null);
boolean isNavDump = mSettings.enableNavDump();
final MenuItem nav = menu.findItem(R.id.dump_nav_menu_id);
nav.setVisible(isNavDump);
nav.setEnabled(isNavDump);
boolean showDebugSettings = mSettings.isDebugEnabled();
final MenuItem counter = menu.findItem(R.id.dump_counters_menu_id);
counter.setVisible(showDebugSettings);
counter.setEnabled(showDebugSettings);
final MenuItem uaSwitcher = menu.findItem(R.id.ua_desktop_menu_id);
uaSwitcher.setChecked(isDesktopUa);
menu.setGroupVisible(R.id.LIVE_MENU, isLive);
menu.setGroupVisible(R.id.SNAPSHOT_MENU, !isLive);
menu.setGroupVisible(R.id.COMBO_MENU, false);
mUi.updateMenuState(tab, menu);
}
public boolean onOptionsItemSelected(MenuItem item) {
if (null == getCurrentTopWebView()) {
return false;
}
if (mMenuIsDown) {
// The shortcut action consumes the MENU. Even if it is still down,
// it won't trigger the next shortcut action. In the case of the
// shortcut action triggering a new activity, like Bookmarks, we
// won't get onKeyUp for MENU. So it is important to reset it here.
mMenuIsDown = false;
}
if (mUi.onOptionsItemSelected(item)) {
// ui callback handled it
return true;
}
switch (item.getItemId()) {
// -- Main menu
case R.id.new_tab_menu_id:
openTabToHomePage();
break;
case R.id.incognito_menu_id:
openIncognitoTab();
break;
case R.id.goto_menu_id:
editUrl();
break;
case R.id.bookmarks_menu_id:
bookmarksOrHistoryPicker(ComboViews.Bookmarks);
break;
case R.id.history_menu_id:
bookmarksOrHistoryPicker(ComboViews.History);
break;
case R.id.snapshots_menu_id:
bookmarksOrHistoryPicker(ComboViews.Snapshots);
break;
case R.id.add_bookmark_menu_id:
Intent bookmarkIntent = createBookmarkCurrentPageIntent(false);
if (bookmarkIntent != null) {
mActivity.startActivity(bookmarkIntent);
}
break;
case R.id.stop_reload_menu_id:
if (isInLoad()) {
stopLoading();
} else {
getCurrentTopWebView().reload();
}
break;
case R.id.back_menu_id:
getCurrentTab().goBack();
break;
case R.id.forward_menu_id:
getCurrentTab().goForward();
break;
case R.id.close_menu_id:
// Close the subwindow if it exists.
if (mTabControl.getCurrentSubWindow() != null) {
dismissSubWindow(mTabControl.getCurrentTab());
break;
}
closeCurrentTab();
break;
case R.id.homepage_menu_id:
Tab current = mTabControl.getCurrentTab();
loadUrl(current, mSettings.getHomePage());
break;
case R.id.preferences_menu_id:
Intent intent = new Intent(mActivity, BrowserPreferencesPage.class);
intent.putExtra(BrowserPreferencesPage.CURRENT_PAGE,
getCurrentTopWebView().getUrl());
mActivity.startActivityForResult(intent, PREFERENCES_PAGE);
break;
case R.id.find_menu_id:
getCurrentTopWebView().showFindDialog(null, true);
break;
case R.id.save_snapshot_menu_id:
final Tab source = getTabControl().getCurrentTab();
if (source == null) break;
final ContentResolver cr = mActivity.getContentResolver();
final ContentValues values = source.createSnapshotValues();
if (values != null) {
new AsyncTask<Tab, Void, Long>() {
@Override
protected Long doInBackground(Tab... params) {
Uri result = cr.insert(Snapshots.CONTENT_URI, values);
if (result == null) {
return null;
}
long id = ContentUris.parseId(result);
return id;
}
@Override
protected void onPostExecute(Long id) {
if (id == null) {
Toast.makeText(mActivity, R.string.snapshot_failed,
Toast.LENGTH_SHORT).show();
return;
}
Bundle b = new Bundle();
b.putLong(BrowserSnapshotPage.EXTRA_ANIMATE_ID, id);
mUi.showComboView(ComboViews.Snapshots, b);
};
}.execute(source);
} else {
Toast.makeText(mActivity, R.string.snapshot_failed,
Toast.LENGTH_SHORT).show();
}
break;
case R.id.page_info_menu_id:
showPageInfo();
break;
case R.id.snapshot_go_live:
goLive();
return true;
case R.id.share_page_menu_id:
Tab currentTab = mTabControl.getCurrentTab();
if (null == currentTab) {
return false;
}
shareCurrentPage(currentTab);
break;
case R.id.dump_nav_menu_id:
getCurrentTopWebView().debugDump();
break;
case R.id.dump_counters_menu_id:
getCurrentTopWebView().dumpV8Counters();
break;
case R.id.zoom_in_menu_id:
getCurrentTopWebView().zoomIn();
break;
case R.id.zoom_out_menu_id:
getCurrentTopWebView().zoomOut();
break;
case R.id.view_downloads_menu_id:
viewDownloads();
break;
case R.id.ua_desktop_menu_id:
WebView web = getCurrentWebView();
mSettings.toggleDesktopUseragent(web);
web.loadUrl(web.getOriginalUrl());
break;
case R.id.window_one_menu_id:
case R.id.window_two_menu_id:
case R.id.window_three_menu_id:
case R.id.window_four_menu_id:
case R.id.window_five_menu_id:
case R.id.window_six_menu_id:
case R.id.window_seven_menu_id:
case R.id.window_eight_menu_id:
{
int menuid = item.getItemId();
for (int id = 0; id < WINDOW_SHORTCUT_ID_ARRAY.length; id++) {
if (WINDOW_SHORTCUT_ID_ARRAY[id] == menuid) {
Tab desiredTab = mTabControl.getTab(id);
if (desiredTab != null &&
desiredTab != mTabControl.getCurrentTab()) {
switchToTab(desiredTab);
}
break;
}
}
}
break;
default:
return false;
}
return true;
}
private void goLive() {
Tab t = getCurrentTab();
t.loadUrl(t.getUrl(), null);
}
@Override
public void showPageInfo() {
mPageDialogsHandler.showPageInfo(mTabControl.getCurrentTab(), false, null);
}
public boolean onContextItemSelected(MenuItem item) {
// Let the History and Bookmark fragments handle menus they created.
if (item.getGroupId() == R.id.CONTEXT_MENU) {
return false;
}
int id = item.getItemId();
boolean result = true;
switch (id) {
// -- Browser context menu
case R.id.open_context_menu_id:
case R.id.save_link_context_menu_id:
case R.id.copy_link_context_menu_id:
final WebView webView = getCurrentTopWebView();
if (null == webView) {
result = false;
break;
}
final HashMap<String, WebView> hrefMap =
new HashMap<String, WebView>();
hrefMap.put("webview", webView);
final Message msg = mHandler.obtainMessage(
FOCUS_NODE_HREF, id, 0, hrefMap);
webView.requestFocusNodeHref(msg);
break;
default:
// For other context menus
result = onOptionsItemSelected(item);
}
return result;
}
/**
* support programmatically opening the context menu
*/
public void openContextMenu(View view) {
mActivity.openContextMenu(view);
}
/**
* programmatically open the options menu
*/
public void openOptionsMenu() {
mActivity.openOptionsMenu();
}
public boolean onMenuOpened(int featureId, Menu menu) {
if (mOptionsMenuOpen) {
if (mConfigChanged) {
// We do not need to make any changes to the state of the
// title bar, since the only thing that happened was a
// change in orientation
mConfigChanged = false;
} else {
if (!mExtendedMenuOpen) {
mExtendedMenuOpen = true;
mUi.onExtendedMenuOpened();
} else {
// Switching the menu back to icon view, so show the
// title bar once again.
mExtendedMenuOpen = false;
mUi.onExtendedMenuClosed(isInLoad());
}
}
} else {
// The options menu is closed, so open it, and show the title
mOptionsMenuOpen = true;
mConfigChanged = false;
mExtendedMenuOpen = false;
mUi.onOptionsMenuOpened();
}
return true;
}
public void onOptionsMenuClosed(Menu menu) {
mOptionsMenuOpen = false;
mUi.onOptionsMenuClosed(isInLoad());
}
public void onContextMenuClosed(Menu menu) {
mUi.onContextMenuClosed(menu, isInLoad());
}
// Helper method for getting the top window.
@Override
public WebView getCurrentTopWebView() {
return mTabControl.getCurrentTopWebView();
}
@Override
public WebView getCurrentWebView() {
return mTabControl.getCurrentWebView();
}
/*
* This method is called as a result of the user selecting the options
* menu to see the download window. It shows the download window on top of
* the current window.
*/
void viewDownloads() {
Intent intent = new Intent(DownloadManager.ACTION_VIEW_DOWNLOADS);
mActivity.startActivity(intent);
}
int getActionModeHeight() {
TypedArray actionBarSizeTypedArray = mActivity.obtainStyledAttributes(
new int[] { android.R.attr.actionBarSize });
int size = (int) actionBarSizeTypedArray.getDimension(0, 0f);
actionBarSizeTypedArray.recycle();
return size;
}
// action mode
void onActionModeStarted(ActionMode mode) {
mUi.onActionModeStarted(mode);
mActionMode = mode;
}
/*
* True if a custom ActionMode (i.e. find or select) is in use.
*/
@Override
public boolean isInCustomActionMode() {
return mActionMode != null;
}
/*
* End the current ActionMode.
*/
@Override
public void endActionMode() {
if (mActionMode != null) {
mActionMode.finish();
}
}
/*
* Called by find and select when they are finished. Replace title bars
* as necessary.
*/
public void onActionModeFinished(ActionMode mode) {
if (!isInCustomActionMode()) return;
mUi.onActionModeFinished(isInLoad());
mActionMode = null;
}
boolean isInLoad() {
final Tab tab = getCurrentTab();
return (tab != null) && tab.inPageLoad();
}
// bookmark handling
/**
* add the current page as a bookmark to the given folder id
* @param folderId use -1 for the default folder
* @param editExisting If true, check to see whether the site is already
* bookmarked, and if it is, edit that bookmark. If false, and
* the site is already bookmarked, do not attempt to edit the
* existing bookmark.
*/
@Override
public Intent createBookmarkCurrentPageIntent(boolean editExisting) {
WebView w = getCurrentTopWebView();
if (w == null) {
return null;
}
Intent i = new Intent(mActivity,
AddBookmarkPage.class);
i.putExtra(BrowserContract.Bookmarks.URL, w.getUrl());
i.putExtra(BrowserContract.Bookmarks.TITLE, w.getTitle());
String touchIconUrl = w.getTouchIconUrl();
if (touchIconUrl != null) {
i.putExtra(AddBookmarkPage.TOUCH_ICON_URL, touchIconUrl);
WebSettings settings = w.getSettings();
if (settings != null) {
i.putExtra(AddBookmarkPage.USER_AGENT,
settings.getUserAgentString());
}
}
i.putExtra(BrowserContract.Bookmarks.THUMBNAIL,
createScreenshot(w, getDesiredThumbnailWidth(mActivity),
getDesiredThumbnailHeight(mActivity)));
i.putExtra(BrowserContract.Bookmarks.FAVICON, w.getFavicon());
if (editExisting) {
i.putExtra(AddBookmarkPage.CHECK_FOR_DUPE, true);
}
// Put the dialog at the upper right of the screen, covering the
// star on the title bar.
i.putExtra("gravity", Gravity.RIGHT | Gravity.TOP);
return i;
}
// file chooser
public void openFileChooser(ValueCallback<Uri> uploadMsg, String acceptType) {
mUploadHandler = new UploadHandler(this);
mUploadHandler.openFileChooser(uploadMsg, acceptType);
}
// thumbnails
/**
* Return the desired width for thumbnail screenshots, which are stored in
* the database, and used on the bookmarks screen.
* @param context Context for finding out the density of the screen.
* @return desired width for thumbnail screenshot.
*/
static int getDesiredThumbnailWidth(Context context) {
return context.getResources().getDimensionPixelOffset(
R.dimen.bookmarkThumbnailWidth);
}
/**
* Return the desired height for thumbnail screenshots, which are stored in
* the database, and used on the bookmarks screen.
* @param context Context for finding out the density of the screen.
* @return desired height for thumbnail screenshot.
*/
static int getDesiredThumbnailHeight(Context context) {
return context.getResources().getDimensionPixelOffset(
R.dimen.bookmarkThumbnailHeight);
}
static Bitmap createScreenshot(WebView view, int width, int height) {
if (view == null || view.getContentHeight() == 0
|| view.getContentWidth() == 0) {
return null;
}
// We render to a bitmap 2x the desired size so that we can then
// re-scale it with filtering since canvas.scale doesn't filter
// This helps reduce aliasing at the cost of being slightly blurry
final int filter_scale = 2;
int scaledWidth = width * filter_scale;
int scaledHeight = height * filter_scale;
if (sThumbnailBitmap == null || sThumbnailBitmap.getWidth() != scaledWidth
|| sThumbnailBitmap.getHeight() != scaledHeight) {
if (sThumbnailBitmap != null) {
sThumbnailBitmap.recycle();
sThumbnailBitmap = null;
}
sThumbnailBitmap =
Bitmap.createBitmap(scaledWidth, scaledHeight, Bitmap.Config.RGB_565);
}
Canvas canvas = new Canvas(sThumbnailBitmap);
int contentWidth = view.getContentWidth();
float overviewScale = scaledWidth / (view.getScale() * contentWidth);
if (view instanceof BrowserWebView) {
int dy = -((BrowserWebView)view).getTitleHeight();
canvas.translate(0, dy * overviewScale);
}
canvas.scale(overviewScale, overviewScale);
if (view instanceof BrowserWebView) {
((BrowserWebView)view).drawContent(canvas);
} else {
view.draw(canvas);
}
Bitmap ret = Bitmap.createScaledBitmap(sThumbnailBitmap,
width, height, true);
canvas.setBitmap(null);
return ret;
}
private void updateScreenshot(Tab tab) {
// If this is a bookmarked site, add a screenshot to the database.
// FIXME: Would like to make sure there is actually something to
// draw, but the API for that (WebViewCore.pictureReady()) is not
// currently accessible here.
WebView view = tab.getWebView();
if (view == null) {
// Tab was destroyed
return;
}
final String url = tab.getUrl();
final String originalUrl = view.getOriginalUrl();
if (TextUtils.isEmpty(url)) {
return;
}
// Only update thumbnails for web urls (http(s)://), not for
// about:, javascript:, data:, etc...
// Unless it is a bookmarked site, then always update
if (!Patterns.WEB_URL.matcher(url).matches() && !tab.isBookmarkedSite()) {
return;
}
final Bitmap bm = createScreenshot(view, getDesiredThumbnailWidth(mActivity),
getDesiredThumbnailHeight(mActivity));
if (bm == null) {
return;
}
final ContentResolver cr = mActivity.getContentResolver();
new AsyncTask<Void, Void, Void>() {
@Override
protected Void doInBackground(Void... unused) {
Cursor cursor = null;
try {
// TODO: Clean this up
cursor = Bookmarks.queryCombinedForUrl(cr, originalUrl, url);
if (cursor != null && cursor.moveToFirst()) {
final ByteArrayOutputStream os =
new ByteArrayOutputStream();
bm.compress(Bitmap.CompressFormat.PNG, 100, os);
ContentValues values = new ContentValues();
values.put(Images.THUMBNAIL, os.toByteArray());
do {
values.put(Images.URL, cursor.getString(0));
cr.update(Images.CONTENT_URI, values, null, null);
} while (cursor.moveToNext());
}
} catch (IllegalStateException e) {
// Ignore
} finally {
if (cursor != null) cursor.close();
}
return null;
}
}.execute();
}
private class Copy implements OnMenuItemClickListener {
private CharSequence mText;
public boolean onMenuItemClick(MenuItem item) {
copy(mText);
return true;
}
public Copy(CharSequence toCopy) {
mText = toCopy;
}
}
private static class Download implements OnMenuItemClickListener {
private Activity mActivity;
private String mText;
private boolean mPrivateBrowsing;
private static final String FALLBACK_EXTENSION = "dat";
private static final String IMAGE_BASE_FORMAT = "yyyy-MM-dd-HH-mm-ss-";
public boolean onMenuItemClick(MenuItem item) {
if (DataUri.isDataUri(mText)) {
saveDataUri();
} else {
DownloadHandler.onDownloadStartNoStream(mActivity, mText, null,
null, null, mPrivateBrowsing);
}
return true;
}
public Download(Activity activity, String toDownload, boolean privateBrowsing) {
mActivity = activity;
mText = toDownload;
mPrivateBrowsing = privateBrowsing;
}
/**
* Treats mText as a data URI and writes its contents to a file
* based on the current time.
*/
private void saveDataUri() {
FileOutputStream outputStream = null;
try {
DataUri uri = new DataUri(mText);
File target = getTarget(uri);
outputStream = new FileOutputStream(target);
outputStream.write(uri.getData());
final DownloadManager manager =
(DownloadManager) mActivity.getSystemService(Context.DOWNLOAD_SERVICE);
manager.addCompletedDownload(target.getName(),
mActivity.getTitle().toString(), false,
uri.getMimeType(), target.getAbsolutePath(),
(long)uri.getData().length, false);
} catch (IOException e) {
Log.e(LOGTAG, "Could not save data URL");
} finally {
if (outputStream != null) {
try {
outputStream.close();
} catch (IOException e) {
// ignore close errors
}
}
}
}
/**
* Creates a File based on the current time stamp and uses
* the mime type of the DataUri to get the extension.
*/
private File getTarget(DataUri uri) throws IOException {
File dir = mActivity.getExternalFilesDir(Environment.DIRECTORY_DOWNLOADS);
DateFormat format = new SimpleDateFormat(IMAGE_BASE_FORMAT);
String nameBase = format.format(new Date());
String mimeType = uri.getMimeType();
MimeTypeMap mimeTypeMap = MimeTypeMap.getSingleton();
String extension = mimeTypeMap.getExtensionFromMimeType(mimeType);
if (extension == null) {
Log.w(LOGTAG, "Unknown mime type in data URI" + mimeType);
extension = FALLBACK_EXTENSION;
}
extension = "." + extension; // createTempFile needs the '.'
File targetFile = File.createTempFile(nameBase, extension, dir);
return targetFile;
}
}
private static class SelectText implements OnMenuItemClickListener {
private WebView mWebView;
public boolean onMenuItemClick(MenuItem item) {
if (mWebView != null) {
return mWebView.selectText();
}
return false;
}
public SelectText(WebView webView) {
mWebView = webView;
}
}
/********************** TODO: UI stuff *****************************/
// these methods have been copied, they still need to be cleaned up
/****************** tabs ***************************************************/
// basic tab interactions:
// it is assumed that tabcontrol already knows about the tab
protected void addTab(Tab tab) {
mUi.addTab(tab);
}
protected void removeTab(Tab tab) {
mUi.removeTab(tab);
mTabControl.removeTab(tab);
mCrashRecoveryHandler.backupState();
}
@Override
public void setActiveTab(Tab tab) {
// monkey protection against delayed start
if (tab != null) {
mTabControl.setCurrentTab(tab);
// the tab is guaranteed to have a webview after setCurrentTab
mUi.setActiveTab(tab);
}
}
protected void closeEmptyTab() {
Tab current = mTabControl.getCurrentTab();
if (current != null
&& current.getWebView().copyBackForwardList().getSize() == 0) {
closeCurrentTab();
}
}
protected void reuseTab(Tab appTab, UrlData urlData) {
// Dismiss the subwindow if applicable.
dismissSubWindow(appTab);
// Since we might kill the WebView, remove it from the
// content view first.
mUi.detachTab(appTab);
// Recreate the main WebView after destroying the old one.
mTabControl.recreateWebView(appTab);
// TODO: analyze why the remove and add are necessary
mUi.attachTab(appTab);
if (mTabControl.getCurrentTab() != appTab) {
switchToTab(appTab);
loadUrlDataIn(appTab, urlData);
} else {
// If the tab was the current tab, we have to attach
// it to the view system again.
setActiveTab(appTab);
loadUrlDataIn(appTab, urlData);
}
}
// Remove the sub window if it exists. Also called by TabControl when the
// user clicks the 'X' to dismiss a sub window.
public void dismissSubWindow(Tab tab) {
removeSubWindow(tab);
// dismiss the subwindow. This will destroy the WebView.
tab.dismissSubWindow();
WebView wv = getCurrentTopWebView();
if (wv != null) {
wv.requestFocus();
}
}
@Override
public void removeSubWindow(Tab t) {
if (t.getSubWebView() != null) {
mUi.removeSubWindow(t.getSubViewContainer());
}
}
@Override
public void attachSubWindow(Tab tab) {
if (tab.getSubWebView() != null) {
mUi.attachSubWindow(tab.getSubViewContainer());
getCurrentTopWebView().requestFocus();
}
}
private Tab showPreloadedTab(final UrlData urlData) {
if (!urlData.isPreloaded()) {
return null;
}
final PreloadedTabControl tabControl = urlData.getPreloadedTab();
final String sbQuery = urlData.getSearchBoxQueryToSubmit();
if (sbQuery != null) {
if (!tabControl.searchBoxSubmit(sbQuery, urlData.mUrl, urlData.mHeaders)) {
// Could not submit query. Fallback to regular tab creation
tabControl.destroy();
return null;
}
}
// check tab count and make room for new tab
if (!mTabControl.canCreateNewTab()) {
Tab leastUsed = mTabControl.getLeastUsedTab(getCurrentTab());
if (leastUsed != null) {
closeTab(leastUsed);
}
}
Tab t = tabControl.getTab();
t.refreshIdAfterPreload();
mTabControl.addPreloadedTab(t);
addTab(t);
setActiveTab(t);
return t;
}
// open a non inconito tab with the given url data
// and set as active tab
public Tab openTab(UrlData urlData) {
Tab tab = showPreloadedTab(urlData);
if (tab == null) {
tab = createNewTab(false, true, true);
if ((tab != null) && !urlData.isEmpty()) {
loadUrlDataIn(tab, urlData);
}
}
return tab;
}
@Override
public Tab openTabToHomePage() {
return openTab(mSettings.getHomePage(), false, true, false);
}
@Override
public Tab openIncognitoTab() {
return openTab(INCOGNITO_URI, true, true, false);
}
@Override
public Tab openTab(String url, boolean incognito, boolean setActive,
boolean useCurrent) {
return openTab(url, incognito, setActive, useCurrent, null);
}
@Override
public Tab openTab(String url, Tab parent, boolean setActive,
boolean useCurrent) {
return openTab(url, (parent != null) && parent.isPrivateBrowsingEnabled(),
setActive, useCurrent, parent);
}
public Tab openTab(String url, boolean incognito, boolean setActive,
boolean useCurrent, Tab parent) {
Tab tab = createNewTab(incognito, setActive, useCurrent);
if (tab != null) {
if (parent != null && parent != tab) {
parent.addChildTab(tab);
}
if (url != null) {
loadUrl(tab, url);
}
}
return tab;
}
// this method will attempt to create a new tab
// incognito: private browsing tab
// setActive: ste tab as current tab
// useCurrent: if no new tab can be created, return current tab
private Tab createNewTab(boolean incognito, boolean setActive,
boolean useCurrent) {
Tab tab = null;
if (mTabControl.canCreateNewTab()) {
tab = mTabControl.createNewTab(incognito);
addTab(tab);
if (setActive) {
setActiveTab(tab);
}
} else {
if (useCurrent) {
tab = mTabControl.getCurrentTab();
reuseTab(tab, null);
} else {
mUi.showMaxTabsWarning();
}
}
return tab;
}
@Override
public SnapshotTab createNewSnapshotTab(long snapshotId, boolean setActive) {
SnapshotTab tab = null;
if (mTabControl.canCreateNewTab()) {
tab = mTabControl.createSnapshotTab(snapshotId);
addTab(tab);
if (setActive) {
setActiveTab(tab);
}
} else {
mUi.showMaxTabsWarning();
}
return tab;
}
/**
* @param tab the tab to switch to
* @return boolean True if we successfully switched to a different tab. If
* the indexth tab is null, or if that tab is the same as
* the current one, return false.
*/
@Override
public boolean switchToTab(Tab tab) {
Tab currentTab = mTabControl.getCurrentTab();
if (tab == null || tab == currentTab) {
return false;
}
setActiveTab(tab);
return true;
}
@Override
public void closeCurrentTab() {
closeCurrentTab(false);
}
protected void closeCurrentTab(boolean andQuit) {
if (mTabControl.getTabCount() == 1) {
mCrashRecoveryHandler.clearState();
mTabControl.removeTab(getCurrentTab());
mActivity.finish();
return;
}
final Tab current = mTabControl.getCurrentTab();
final int pos = mTabControl.getCurrentPosition();
Tab newTab = current.getParent();
if (newTab == null) {
newTab = mTabControl.getTab(pos + 1);
if (newTab == null) {
newTab = mTabControl.getTab(pos - 1);
}
}
if (andQuit) {
mTabControl.setCurrentTab(newTab);
closeTab(current);
} else if (switchToTab(newTab)) {
// Close window
closeTab(current);
}
}
/**
* Close the tab, remove its associated title bar, and adjust mTabControl's
* current tab to a valid value.
*/
@Override
public void closeTab(Tab tab) {
if (tab == mTabControl.getCurrentTab()) {
closeCurrentTab();
} else {
removeTab(tab);
}
}
// Called when loading from context menu or LOAD_URL message
protected void loadUrlFromContext(String url) {
Tab tab = getCurrentTab();
WebView view = tab != null ? tab.getWebView() : null;
// In case the user enters nothing.
if (url != null && url.length() != 0 && tab != null && view != null) {
url = UrlUtils.smartUrlFilter(url);
if (!view.getWebViewClient().shouldOverrideUrlLoading(view, url)) {
loadUrl(tab, url);
}
}
}
/**
* Load the URL into the given WebView and update the title bar
* to reflect the new load. Call this instead of WebView.loadUrl
* directly.
* @param view The WebView used to load url.
* @param url The URL to load.
*/
@Override
public void loadUrl(Tab tab, String url) {
loadUrl(tab, url, null);
}
protected void loadUrl(Tab tab, String url, Map<String, String> headers) {
if (tab != null) {
dismissSubWindow(tab);
tab.loadUrl(url, headers);
mUi.onProgressChanged(tab);
}
}
/**
* Load UrlData into a Tab and update the title bar to reflect the new
* load. Call this instead of UrlData.loadIn directly.
* @param t The Tab used to load.
* @param data The UrlData being loaded.
*/
protected void loadUrlDataIn(Tab t, UrlData data) {
if (data != null) {
if (data.mVoiceIntent != null) {
t.activateVoiceSearchMode(data.mVoiceIntent);
} else if (data.isPreloaded()) {
// this isn't called for preloaded tabs
} else {
loadUrl(t, data.mUrl, data.mHeaders);
}
}
}
@Override
public void onUserCanceledSsl(Tab tab) {
// TODO: Figure out the "right" behavior
if (tab.canGoBack()) {
tab.goBack();
} else {
tab.loadUrl(mSettings.getHomePage(), null);
}
}
void goBackOnePageOrQuit() {
Tab current = mTabControl.getCurrentTab();
if (current == null) {
/*
* Instead of finishing the activity, simply push this to the back
* of the stack and let ActivityManager to choose the foreground
* activity. As BrowserActivity is singleTask, it will be always the
* root of the task. So we can use either true or false for
* moveTaskToBack().
*/
mActivity.moveTaskToBack(true);
return;
}
if (current.canGoBack()) {
current.goBack();
} else {
// Check to see if we are closing a window that was created by
// another window. If so, we switch back to that window.
Tab parent = current.getParent();
if (parent != null) {
switchToTab(parent);
// Now we close the other tab
closeTab(current);
} else {
if ((current.getAppId() != null) || current.closeOnBack()) {
closeCurrentTab(true);
}
/*
* Instead of finishing the activity, simply push this to the back
* of the stack and let ActivityManager to choose the foreground
* activity. As BrowserActivity is singleTask, it will be always the
* root of the task. So we can use either true or false for
* moveTaskToBack().
*/
mActivity.moveTaskToBack(true);
}
}
}
/**
* Feed the previously stored results strings to the BrowserProvider so that
* the SearchDialog will show them instead of the standard searches.
* @param result String to show on the editable line of the SearchDialog.
*/
@Override
public void showVoiceSearchResults(String result) {
ContentProviderClient client = mActivity.getContentResolver()
.acquireContentProviderClient(Browser.BOOKMARKS_URI);
ContentProvider prov = client.getLocalContentProvider();
BrowserProvider bp = (BrowserProvider) prov;
bp.setQueryResults(mTabControl.getCurrentTab().getVoiceSearchResults());
client.release();
Bundle bundle = createGoogleSearchSourceBundle(
GOOGLE_SEARCH_SOURCE_SEARCHKEY);
bundle.putBoolean(SearchManager.CONTEXT_IS_VOICE, true);
startSearch(result, false, bundle, false);
}
private void startSearch(String initialQuery, boolean selectInitialQuery,
Bundle appSearchData, boolean globalSearch) {
if (appSearchData == null) {
appSearchData = createGoogleSearchSourceBundle(
GOOGLE_SEARCH_SOURCE_TYPE);
}
SearchEngine searchEngine = mSettings.getSearchEngine();
if (searchEngine != null && !searchEngine.supportsVoiceSearch()) {
appSearchData.putBoolean(SearchManager.DISABLE_VOICE_SEARCH, true);
}
mActivity.startSearch(initialQuery, selectInitialQuery, appSearchData,
globalSearch);
}
private Bundle createGoogleSearchSourceBundle(String source) {
Bundle bundle = new Bundle();
bundle.putString(Search.SOURCE, source);
return bundle;
}
/**
* helper method for key handler
* returns the current tab if it can't advance
*/
private Tab getNextTab() {
return mTabControl.getTab(Math.min(mTabControl.getTabCount() - 1,
mTabControl.getCurrentPosition() + 1));
}
/**
* helper method for key handler
* returns the current tab if it can't advance
*/
private Tab getPrevTab() {
return mTabControl.getTab(Math.max(0,
mTabControl.getCurrentPosition() - 1));
}
/**
* handle key events in browser
*
* @param keyCode
* @param event
* @return true if handled, false to pass to super
*/
boolean onKeyDown(int keyCode, KeyEvent event) {
boolean noModifiers = event.hasNoModifiers();
// Even if MENU is already held down, we need to call to super to open
// the IME on long press.
if (!noModifiers
&& ((KeyEvent.KEYCODE_MENU == keyCode)
|| (KeyEvent.KEYCODE_CTRL_LEFT == keyCode)
|| (KeyEvent.KEYCODE_CTRL_RIGHT == keyCode))) {
mMenuIsDown = true;
return false;
}
WebView webView = getCurrentTopWebView();
Tab tab = getCurrentTab();
if (webView == null || tab == null) return false;
boolean ctrl = event.hasModifiers(KeyEvent.META_CTRL_ON);
boolean shift = event.hasModifiers(KeyEvent.META_SHIFT_ON);
switch(keyCode) {
case KeyEvent.KEYCODE_TAB:
if (event.isCtrlPressed()) {
if (event.isShiftPressed()) {
// prev tab
switchToTab(getPrevTab());
} else {
// next tab
switchToTab(getNextTab());
}
return true;
}
break;
case KeyEvent.KEYCODE_SPACE:
// WebView/WebTextView handle the keys in the KeyDown. As
// the Activity's shortcut keys are only handled when WebView
// doesn't, have to do it in onKeyDown instead of onKeyUp.
if (shift) {
pageUp();
} else if (noModifiers) {
pageDown();
}
return true;
case KeyEvent.KEYCODE_BACK:
if (!noModifiers) break;
event.startTracking();
return true;
case KeyEvent.KEYCODE_FORWARD:
if (!noModifiers) break;
tab.goForward();
return true;
case KeyEvent.KEYCODE_DPAD_LEFT:
if (ctrl) {
tab.goBack();
return true;
}
break;
case KeyEvent.KEYCODE_DPAD_RIGHT:
if (ctrl) {
tab.goForward();
return true;
}
break;
case KeyEvent.KEYCODE_A:
if (ctrl) {
webView.selectAll();
return true;
}
break;
// case KeyEvent.KEYCODE_B: // menu
case KeyEvent.KEYCODE_C:
if (ctrl) {
webView.copySelection();
return true;
}
break;
// case KeyEvent.KEYCODE_D: // menu
// case KeyEvent.KEYCODE_E: // in Chrome: puts '?' in URL bar
// case KeyEvent.KEYCODE_F: // menu
// case KeyEvent.KEYCODE_G: // in Chrome: finds next match
// case KeyEvent.KEYCODE_H: // menu
// case KeyEvent.KEYCODE_I: // unused
// case KeyEvent.KEYCODE_J: // menu
// case KeyEvent.KEYCODE_K: // in Chrome: puts '?' in URL bar
// case KeyEvent.KEYCODE_L: // menu
// case KeyEvent.KEYCODE_M: // unused
// case KeyEvent.KEYCODE_N: // in Chrome: new window
// case KeyEvent.KEYCODE_O: // in Chrome: open file
// case KeyEvent.KEYCODE_P: // in Chrome: print page
// case KeyEvent.KEYCODE_Q: // unused
// case KeyEvent.KEYCODE_R:
// case KeyEvent.KEYCODE_S: // in Chrome: saves page
case KeyEvent.KEYCODE_T:
// we can't use the ctrl/shift flags, they check for
// exclusive use of a modifier
if (event.isCtrlPressed()) {
if (event.isShiftPressed()) {
openIncognitoTab();
} else {
openTabToHomePage();
}
return true;
}
break;
// case KeyEvent.KEYCODE_U: // in Chrome: opens source of page
// case KeyEvent.KEYCODE_V: // text view intercepts to paste
// case KeyEvent.KEYCODE_W: // menu
// case KeyEvent.KEYCODE_X: // text view intercepts to cut
// case KeyEvent.KEYCODE_Y: // unused
// case KeyEvent.KEYCODE_Z: // unused
}
// it is a regular key and webview is not null
return mUi.dispatchKey(keyCode, event);
}
boolean onKeyLongPress(int keyCode, KeyEvent event) {
switch(keyCode) {
case KeyEvent.KEYCODE_BACK:
if (mUi.isWebShowing()) {
bookmarksOrHistoryPicker(ComboViews.History);
return true;
}
break;
}
return false;
}
boolean onKeyUp(int keyCode, KeyEvent event) {
if (KeyEvent.KEYCODE_MENU == keyCode) {
mMenuIsDown = false;
if (event.isTracking() && !event.isCanceled()) {
return onMenuKey();
}
}
if (!event.hasNoModifiers()) return false;
switch(keyCode) {
case KeyEvent.KEYCODE_BACK:
if (event.isTracking() && !event.isCanceled()) {
onBackKey();
return true;
}
break;
}
return false;
}
public boolean isMenuDown() {
return mMenuIsDown;
}
public void setupAutoFill(Message message) {
// Open the settings activity at the AutoFill profile fragment so that
// the user can create a new profile. When they return, we will dispatch
// the message so that we can autofill the form using their new profile.
Intent intent = new Intent(mActivity, BrowserPreferencesPage.class);
intent.putExtra(PreferenceActivity.EXTRA_SHOW_FRAGMENT,
AutoFillSettingsFragment.class.getName());
mAutoFillSetupMessage = message;
mActivity.startActivityForResult(intent, AUTOFILL_SETUP);
}
public boolean onSearchRequested() {
mUi.editUrl(false);
return true;
}
@Override
public boolean shouldCaptureThumbnails() {
return mUi.shouldCaptureThumbnails();
}
@Override
public void setBlockEvents(boolean block) {
mBlockEvents = block;
}
public boolean dispatchKeyEvent(KeyEvent event) {
return mBlockEvents;
}
public boolean dispatchKeyShortcutEvent(KeyEvent event) {
return mBlockEvents;
}
public boolean dispatchTouchEvent(MotionEvent ev) {
return mBlockEvents;
}
public boolean dispatchTrackballEvent(MotionEvent ev) {
return mBlockEvents;
}
public boolean dispatchGenericMotionEvent(MotionEvent ev) {
return mBlockEvents;
}
}