pt 1 in reviving the android build (copied from pm 28a1, wish me luck)

mobile/android/base/java/org/mozilla/gecko/Tab.java

@@ -0,0 +1,843 @@
+/* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+package org.mozilla.gecko;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.concurrent.Future;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+import org.json.JSONException;
+import org.json.JSONObject;
+import org.mozilla.gecko.annotation.RobocopTarget;
+import org.mozilla.gecko.db.BrowserDB;
+import org.mozilla.gecko.db.URLMetadata;
+import org.mozilla.gecko.gfx.BitmapUtils;
+import org.mozilla.gecko.icons.IconCallback;
+import org.mozilla.gecko.icons.IconDescriptor;
+import org.mozilla.gecko.icons.IconRequestBuilder;
+import org.mozilla.gecko.icons.IconResponse;
+import org.mozilla.gecko.icons.Icons;
+import org.mozilla.gecko.reader.ReaderModeUtils;
+import org.mozilla.gecko.reader.ReadingListHelper;
+import org.mozilla.gecko.toolbar.BrowserToolbar.TabEditingState;
+import org.mozilla.gecko.util.ThreadUtils;
+import org.mozilla.gecko.widget.SiteLogins;
+
+import android.content.ContentResolver;
+import android.content.Context;
+import android.graphics.Bitmap;
+import android.graphics.Color;
+import android.graphics.drawable.BitmapDrawable;
+import android.os.Build;
+import android.os.Bundle;
+import android.text.TextUtils;
+import android.util.Log;
+import android.view.View;
+
+public class Tab {
+    private static final String LOGTAG = "GeckoTab";
+
+    private static Pattern sColorPattern;
+    private final int mId;
+    private final BrowserDB mDB;
+    private long mLastUsed;
+    private String mUrl;
+    private String mBaseDomain;
+    private String mUserRequested; // The original url requested. May be typed by the user or sent by an extneral app for example.
+    private String mTitle;
+    private Bitmap mFavicon;
+    private String mFaviconUrl;
+    private String mApplicationId; // Intended to be null after explicit user action.
+
+    private IconRequestBuilder mIconRequestBuilder;
+    private Future<IconResponse> mRunningIconRequest;
+
+    private boolean mHasFeeds;
+    private boolean mHasOpenSearch;
+    private final SiteIdentity mSiteIdentity;
+    private SiteLogins mSiteLogins;
+    private BitmapDrawable mThumbnail;
+    private final int mParentId;
+    // Indicates the url was loaded from a source external to the app. This will be cleared
+    // when the user explicitly loads a new url (e.g. clicking a link is not explicit).
+    private final boolean mExternal;
+    private boolean mBookmark;
+    private int mFaviconLoadId;
+    private String mContentType;
+    private boolean mHasTouchListeners;
+    private final ArrayList<View> mPluginViews;
+    private int mState;
+    private Bitmap mThumbnailBitmap;
+    private boolean mDesktopMode;
+    private boolean mEnteringReaderMode;
+    private final Context mAppContext;
+    private ErrorType mErrorType = ErrorType.NONE;
+    private volatile int mLoadProgress;
+    private volatile int mRecordingCount;
+    private volatile boolean mIsAudioPlaying;
+    private volatile boolean mIsMediaPlaying;
+    private String mMostRecentHomePanel;
+    private boolean mShouldShowToolbarWithoutAnimationOnFirstSelection;
+
+    /*
+     * Bundle containing restore data for the panel referenced in mMostRecentHomePanel. This can be
+     * e.g. the most recent folder for the bookmarks panel, or any other state that should be
+     * persisted. This is then used e.g. when returning to homepanels via history.
+     */
+    private Bundle mMostRecentHomePanelData;
+
+    private int mHistoryIndex;
+    private int mHistorySize;
+    private boolean mCanDoBack;
+    private boolean mCanDoForward;
+
+    private boolean mIsEditing;
+    private final TabEditingState mEditingState = new TabEditingState();
+
+    // Will be true when tab is loaded from cache while device was offline.
+    private boolean mLoadedFromCache;
+
+    public static final int STATE_DELAYED = 0;
+    public static final int STATE_LOADING = 1;
+    public static final int STATE_SUCCESS = 2;
+    public static final int STATE_ERROR = 3;
+
+    public static final int LOAD_PROGRESS_INIT = 10;
+    public static final int LOAD_PROGRESS_START = 20;
+    public static final int LOAD_PROGRESS_LOCATION_CHANGE = 60;
+    public static final int LOAD_PROGRESS_LOADED = 80;
+    public static final int LOAD_PROGRESS_STOP = 100;
+
+    public enum ErrorType {
+        CERT_ERROR,  // Pages with certificate problems
+        BLOCKED,     // Pages blocked for phishing or malware warnings
+        NET_ERROR,   // All other types of error
+        NONE         // Non error pages
+    }
+
+    public Tab(Context context, int id, String url, boolean external, int parentId, String title) {
+        mAppContext = context.getApplicationContext();
+        mDB = BrowserDB.from(context);
+        mId = id;
+        mUrl = url;
+        mBaseDomain = "";
+        mUserRequested = "";
+        mExternal = external;
+        mParentId = parentId;
+        mTitle = title == null ? "" : title;
+        mSiteIdentity = new SiteIdentity();
+        mHistoryIndex = -1;
+        mContentType = "";
+        mPluginViews = new ArrayList<View>();
+        mState = shouldShowProgress(url) ? STATE_LOADING : STATE_SUCCESS;
+        mLoadProgress = LOAD_PROGRESS_INIT;
+        mIconRequestBuilder = Icons.with(mAppContext).pageUrl(mUrl);
+
+        updateBookmark();
+    }
+
+    private ContentResolver getContentResolver() {
+        return mAppContext.getContentResolver();
+    }
+
+    public void onDestroy() {
+        Tabs.getInstance().notifyListeners(this, Tabs.TabEvents.CLOSED);
+    }
+
+    @RobocopTarget
+    public int getId() {
+        return mId;
+    }
+
+    public synchronized void onChange() {
+        mLastUsed = System.currentTimeMillis();
+    }
+
+    public synchronized long getLastUsed() {
+        return mLastUsed;
+    }
+
+    public int getParentId() {
+        return mParentId;
+    }
+
+    // may be null if user-entered query hasn't yet been resolved to a URI
+    public synchronized String getURL() {
+        return mUrl;
+    }
+
+    // mUserRequested should never be null, but it may be an empty string
+    public synchronized String getUserRequested() {
+        return mUserRequested;
+    }
+
+    // mTitle should never be null, but it may be an empty string
+    public synchronized String getTitle() {
+        return mTitle;
+    }
+
+    public String getDisplayTitle() {
+        if (mTitle != null && mTitle.length() > 0) {
+            return mTitle;
+        }
+
+        return mUrl;
+    }
+
+    /**
+     * Returns the base domain of the loaded uri. Note that if the page is
+     * a Reader mode uri, the base domain returned is that of the original uri.
+     */
+    public String getBaseDomain() {
+        return mBaseDomain;
+    }
+
+    public Bitmap getFavicon() {
+        return mFavicon;
+    }
+
+    protected String getApplicationId() {
+        return mApplicationId;
+    }
+
+    protected void setApplicationId(final String applicationId) {
+        mApplicationId = applicationId;
+    }
+
+    public BitmapDrawable getThumbnail() {
+        return mThumbnail;
+    }
+
+    public String getMostRecentHomePanel() {
+        return mMostRecentHomePanel;
+    }
+
+    public Bundle getMostRecentHomePanelData() {
+        return mMostRecentHomePanelData;
+    }
+
+    public void setMostRecentHomePanel(String panelId) {
+        mMostRecentHomePanel = panelId;
+        mMostRecentHomePanelData = null;
+    }
+
+    public void setMostRecentHomePanelData(Bundle data) {
+        mMostRecentHomePanelData = data;
+    }
+
+    public Bitmap getThumbnailBitmap(int width, int height) {
+        if (mThumbnailBitmap != null) {
+            // Bug 787318 - Honeycomb has a bug with bitmap caching, we can't
+            // reuse the bitmap there.
+            boolean honeycomb = (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB
+                              && Build.VERSION.SDK_INT <= Build.VERSION_CODES.HONEYCOMB_MR2);
+            boolean sizeChange = mThumbnailBitmap.getWidth() != width
+                              || mThumbnailBitmap.getHeight() != height;
+            if (honeycomb || sizeChange) {
+                mThumbnailBitmap = null;
+            }
+        }
+
+        if (mThumbnailBitmap == null) {
+            Bitmap.Config config = (GeckoAppShell.getScreenDepth() == 24) ?
+                Bitmap.Config.ARGB_8888 : Bitmap.Config.RGB_565;
+            mThumbnailBitmap = Bitmap.createBitmap(width, height, config);
+        }
+
+        return mThumbnailBitmap;
+    }
+
+    public void updateThumbnail(final Bitmap b, final ThumbnailHelper.CachePolicy cachePolicy) {
+        ThreadUtils.postToBackgroundThread(new Runnable() {
+            @Override
+            public void run() {
+                if (b != null) {
+                    try {
+                        mThumbnail = new BitmapDrawable(mAppContext.getResources(), b);
+                        if (mState == Tab.STATE_SUCCESS && cachePolicy == ThumbnailHelper.CachePolicy.STORE) {
+                            saveThumbnailToDB(mDB);
+                        } else {
+                            // If the page failed to load, or requested that we not cache info about it, clear any previous
+                            // thumbnails we've stored.
+                            clearThumbnailFromDB(mDB);
+                        }
+                    } catch (OutOfMemoryError oom) {
+                        Log.w(LOGTAG, "Unable to create/scale bitmap.", oom);
+                        mThumbnail = null;
+                    }
+                } else {
+                    mThumbnail = null;
+                }
+
+                Tabs.getInstance().notifyListeners(Tab.this, Tabs.TabEvents.THUMBNAIL);
+            }
+        });
+    }
+
+    public synchronized String getFaviconURL() {
+        return mFaviconUrl;
+    }
+
+    public boolean hasFeeds() {
+        return mHasFeeds;
+    }
+
+    public boolean hasOpenSearch() {
+        return mHasOpenSearch;
+    }
+
+    public boolean hasLoadedFromCache() {
+        return mLoadedFromCache;
+    }
+
+    public SiteIdentity getSiteIdentity() {
+        return mSiteIdentity;
+    }
+
+    public void resetSiteIdentity() {
+        if (mSiteIdentity != null) {
+            mSiteIdentity.reset();
+            Tabs.getInstance().notifyListeners(this, Tabs.TabEvents.SECURITY_CHANGE);
+        }
+    }
+
+    public SiteLogins getSiteLogins() {
+        return mSiteLogins;
+    }
+
+    public boolean isBookmark() {
+        return mBookmark;
+    }
+
+    public boolean isExternal() {
+        return mExternal;
+    }
+
+    public synchronized void updateURL(String url) {
+        if (url != null && url.length() > 0) {
+            mUrl = url;
+        }
+    }
+
+    public synchronized void updateUserRequested(String userRequested) {
+        mUserRequested = userRequested;
+    }
+
+    public void setErrorType(String type) {
+        if ("blocked".equals(type))
+            setErrorType(ErrorType.BLOCKED);
+        else if ("certerror".equals(type))
+            setErrorType(ErrorType.CERT_ERROR);
+        else if ("neterror".equals(type))
+            setErrorType(ErrorType.NET_ERROR);
+        else
+            setErrorType(ErrorType.NONE);
+    }
+
+    public void setErrorType(ErrorType type) {
+        mErrorType = type;
+    }
+
+    public void setMetadata(JSONObject metadata) {
+        if (metadata == null) {
+            return;
+        }
+
+        final ContentResolver cr = mAppContext.getContentResolver();
+        final URLMetadata urlMetadata = mDB.getURLMetadata();
+
+        final Map<String, Object> data = urlMetadata.fromJSON(metadata);
+        ThreadUtils.postToBackgroundThread(new Runnable() {
+            @Override
+            public void run() {
+                urlMetadata.save(cr, data);
+            }
+        });
+    }
+
+    public ErrorType getErrorType() {
+        return mErrorType;
+    }
+
+    public void setContentType(String contentType) {
+        mContentType = (contentType == null) ? "" : contentType;
+    }
+
+    public String getContentType() {
+        return mContentType;
+    }
+
+    public int getHistoryIndex() {
+        return mHistoryIndex;
+    }
+
+    public int getHistorySize() {
+        return mHistorySize;
+    }
+
+    public synchronized void updateTitle(String title) {
+        // Keep the title unchanged while entering reader mode.
+        if (mEnteringReaderMode) {
+            return;
+        }
+
+        // If there was a title, but it hasn't changed, do nothing.
+        if (mTitle != null &&
+            TextUtils.equals(mTitle, title)) {
+            return;
+        }
+
+        mTitle = (title == null ? "" : title);
+        Tabs.getInstance().notifyListeners(this, Tabs.TabEvents.TITLE);
+    }
+
+    public void setState(int state) {
+        mState = state;
+
+        if (mState != Tab.STATE_LOADING)
+            mEnteringReaderMode = false;
+    }
+
+    public int getState() {
+        return mState;
+    }
+
+    public void setHasTouchListeners(boolean aValue) {
+        mHasTouchListeners = aValue;
+    }
+
+    public boolean getHasTouchListeners() {
+        return mHasTouchListeners;
+    }
+
+    public synchronized void addFavicon(String faviconURL, int faviconSize, String mimeType) {
+        mIconRequestBuilder
+                .icon(IconDescriptor.createFavicon(faviconURL, faviconSize, mimeType))
+                .deferBuild();
+    }
+
+    public synchronized void addTouchicon(String iconUrl, int faviconSize, String mimeType) {
+        mIconRequestBuilder
+                .icon(IconDescriptor.createTouchicon(iconUrl, faviconSize, mimeType))
+                .deferBuild();
+    }
+
+    public void loadFavicon() {
+        // Static Favicons never change
+        if (AboutPages.isBuiltinIconPage(mUrl) && mFavicon != null) {
+            return;
+        }
+
+        mRunningIconRequest = mIconRequestBuilder
+                .build()
+                .execute(new IconCallback() {
+                    @Override
+                    public void onIconResponse(IconResponse response) {
+                        mFavicon = response.getBitmap();
+
+                        Tabs.getInstance().notifyListeners(Tab.this, Tabs.TabEvents.FAVICON);
+                    }
+                });
+    }
+
+    public synchronized void clearFavicon() {
+        // Cancel any ongoing favicon load (if we never finished downloading the old favicon before
+        // we changed page).
+        if (mRunningIconRequest != null) {
+            mRunningIconRequest.cancel(true);
+        }
+
+        // Keep the favicon unchanged while entering reader mode
+        if (mEnteringReaderMode)
+            return;
+
+        mFavicon = null;
+        mFaviconUrl = null;
+    }
+
+    public void setHasFeeds(boolean hasFeeds) {
+        mHasFeeds = hasFeeds;
+    }
+
+    public void setHasOpenSearch(boolean hasOpenSearch) {
+        mHasOpenSearch = hasOpenSearch;
+    }
+
+    public void setLoadedFromCache(boolean loadedFromCache) {
+        mLoadedFromCache = loadedFromCache;
+    }
+
+    public void updateIdentityData(JSONObject identityData) {
+        mSiteIdentity.update(identityData);
+    }
+
+    public void setSiteLogins(SiteLogins siteLogins) {
+        mSiteLogins = siteLogins;
+    }
+
+    void updateBookmark() {
+        if (getURL() == null) {
+            return;
+        }
+
+        ThreadUtils.postToBackgroundThread(new Runnable() {
+            @Override
+            public void run() {
+                final String url = getURL();
+                if (url == null) {
+                    return;
+                }
+                final String pageUrl = ReaderModeUtils.stripAboutReaderUrl(url);
+
+                mBookmark = mDB.isBookmark(getContentResolver(), pageUrl);
+                Tabs.getInstance().notifyListeners(Tab.this, Tabs.TabEvents.MENU_UPDATED);
+            }
+        });
+    }
+
+    public void addBookmark() {
+        final String url = getURL();
+        if (url == null) {
+            return;
+        }
+
+        final String pageUrl = ReaderModeUtils.stripAboutReaderUrl(getURL());
+
+        ThreadUtils.postToBackgroundThread(new Runnable() {
+            @Override
+            public void run() {
+                mDB.addBookmark(getContentResolver(), mTitle, pageUrl);
+                Tabs.getInstance().notifyListeners(Tab.this, Tabs.TabEvents.BOOKMARK_ADDED);
+            }
+        });
+
+        if (AboutPages.isAboutReader(url)) {
+            ReadingListHelper.cacheReaderItem(pageUrl, mId, mAppContext);
+        }
+    }
+
+    public void removeBookmark() {
+        final String url = getURL();
+        if (url == null) {
+            return;
+        }
+
+        final String pageUrl = ReaderModeUtils.stripAboutReaderUrl(getURL());
+
+        ThreadUtils.postToBackgroundThread(new Runnable() {
+            @Override
+            public void run() {
+                mDB.removeBookmarksWithURL(getContentResolver(), pageUrl);
+                Tabs.getInstance().notifyListeners(Tab.this, Tabs.TabEvents.BOOKMARK_REMOVED);
+            }
+        });
+
+        // We need to ensure we remove readercached items here - we could have switched out of readermode
+        // before unbookmarking, so we don't necessarily have an about:reader URL here.
+        ReadingListHelper.removeCachedReaderItem(pageUrl, mAppContext);
+    }
+
+    public boolean isEnteringReaderMode() {
+        return mEnteringReaderMode;
+    }
+
+    public void doReload(boolean bypassCache) {
+        GeckoAppShell.notifyObservers("Session:Reload", "{\"bypassCache\":" + String.valueOf(bypassCache) + "}");
+    }
+
+    // Our version of nsSHistory::GetCanGoBack
+    public boolean canDoBack() {
+        return mCanDoBack;
+    }
+
+    public boolean doBack() {
+        if (!canDoBack())
+            return false;
+
+        GeckoAppShell.notifyObservers("Session:Back", "");
+        return true;
+    }
+
+    public void doStop() {
+        GeckoAppShell.notifyObservers("Session:Stop", "");
+    }
+
+    // Our version of nsSHistory::GetCanGoForward
+    public boolean canDoForward() {
+        return mCanDoForward;
+    }
+
+    public boolean doForward() {
+        if (!canDoForward())
+            return false;
+
+        GeckoAppShell.notifyObservers("Session:Forward", "");
+        return true;
+    }
+
+    void handleLocationChange(JSONObject message) throws JSONException {
+        final String uri = message.getString("uri");
+        final String oldUrl = getURL();
+        final boolean sameDocument = message.getBoolean("sameDocument");
+        mEnteringReaderMode = ReaderModeUtils.isEnteringReaderMode(oldUrl, uri);
+        mHistoryIndex = message.getInt("historyIndex");
+        mHistorySize = message.getInt("historySize");
+        mCanDoBack = message.getBoolean("canGoBack");
+        mCanDoForward = message.getBoolean("canGoForward");
+
+        if (!TextUtils.equals(oldUrl, uri)) {
+            updateURL(uri);
+            updateBookmark();
+            if (!sameDocument) {
+                // We can unconditionally clear the favicon and title here: we
+                // already filtered both cases in which this was a (pseudo-)
+                // spurious location change, so we're definitely loading a new
+                // page.
+                clearFavicon();
+
+                // Start to build a new request to load a favicon.
+                mIconRequestBuilder = Icons.with(mAppContext)
+                        .pageUrl(uri);
+
+                // Load local static Favicons immediately
+                if (AboutPages.isBuiltinIconPage(uri)) {
+                    loadFavicon();
+                }
+
+                updateTitle(null);
+            }
+        }
+
+        if (sameDocument) {
+            // We can get a location change event for the same document with an anchor tag
+            // Notify listeners so that buttons like back or forward will update themselves
+            Tabs.getInstance().notifyListeners(this, Tabs.TabEvents.LOCATION_CHANGE, oldUrl);
+            return;
+        }
+
+        setContentType(message.getString("contentType"));
+        updateUserRequested(message.getString("userRequested"));
+        mBaseDomain = message.optString("baseDomain");
+
+        setHasFeeds(false);
+        setHasOpenSearch(false);
+        mSiteIdentity.reset();
+        setSiteLogins(null);
+        setHasTouchListeners(false);
+        setErrorType(ErrorType.NONE);
+        setLoadProgressIfLoading(LOAD_PROGRESS_LOCATION_CHANGE);
+
+        Tabs.getInstance().notifyListeners(this, Tabs.TabEvents.LOCATION_CHANGE, oldUrl);
+    }
+
+    private static boolean shouldShowProgress(final String url) {
+        return !AboutPages.isAboutPage(url);
+    }
+
+    void handleDocumentStart(boolean restoring, String url) {
+        setLoadProgress(LOAD_PROGRESS_START);
+        setState((!restoring && shouldShowProgress(url)) ? STATE_LOADING : STATE_SUCCESS);
+        mSiteIdentity.reset();
+    }
+
+    void handleDocumentStop(boolean success) {
+        setState(success ? STATE_SUCCESS : STATE_ERROR);
+
+        final String oldURL = getURL();
+        final Tab tab = this;
+        tab.setLoadProgress(LOAD_PROGRESS_STOP);
+
+        ThreadUtils.getBackgroundHandler().postDelayed(new Runnable() {
+            @Override
+            public void run() {
+                // tab.getURL() may return null
+                if (!TextUtils.equals(oldURL, getURL()))
+                    return;
+
+                ThumbnailHelper.getInstance().getAndProcessThumbnailFor(tab);
+            }
+        }, 500);
+    }
+
+    void handleContentLoaded() {
+        setLoadProgressIfLoading(LOAD_PROGRESS_LOADED);
+    }
+
+    protected void saveThumbnailToDB(final BrowserDB db) {
+        final BitmapDrawable thumbnail = mThumbnail;
+        if (thumbnail == null) {
+            return;
+        }
+
+        try {
+            final String url = getURL();
+            if (url == null) {
+                return;
+            }
+
+            db.updateThumbnailForUrl(getContentResolver(), url, thumbnail);
+        } catch (Exception e) {
+            // ignore
+        }
+    }
+
+    public void loadThumbnailFromDB(final BrowserDB db) {
+        try {
+            final String url = getURL();
+            if (url == null) {
+                return;
+            }
+
+            byte[] thumbnail = db.getThumbnailForUrl(getContentResolver(), url);
+            if (thumbnail == null) {
+                return;
+            }
+
+            Bitmap bitmap = BitmapUtils.decodeByteArray(thumbnail);
+            mThumbnail = new BitmapDrawable(mAppContext.getResources(), bitmap);
+
+            Tabs.getInstance().notifyListeners(Tab.this, Tabs.TabEvents.THUMBNAIL);
+        } catch (Exception e) {
+            // ignore
+        }
+    }
+
+    private void clearThumbnailFromDB(final BrowserDB db) {
+        try {
+            final String url = getURL();
+            if (url == null) {
+                return;
+            }
+
+            // Passing in a null thumbnail will delete the stored thumbnail for this url
+            db.updateThumbnailForUrl(getContentResolver(), url, null);
+        } catch (Exception e) {
+            // ignore
+        }
+    }
+
+    public void addPluginView(View view) {
+        mPluginViews.add(view);
+    }
+
+    public void removePluginView(View view) {
+        mPluginViews.remove(view);
+    }
+
+    public View[] getPluginViews() {
+        return mPluginViews.toArray(new View[mPluginViews.size()]);
+    }
+
+    public void setDesktopMode(boolean enabled) {
+        mDesktopMode = enabled;
+    }
+
+    public boolean getDesktopMode() {
+        return mDesktopMode;
+    }
+
+    public boolean isPrivate() {
+        return false;
+    }
+
+    /**
+     * Sets the tab load progress to the given percentage.
+     *
+     * @param progressPercentage Percentage to set progress to (0-100)
+     */
+    void setLoadProgress(int progressPercentage) {
+        mLoadProgress = progressPercentage;
+    }
+
+    /**
+     * Sets the tab load progress to the given percentage only if the tab is
+     * currently loading.
+     *
+     * about:neterror can trigger a STOP before other page load events (bug
+     * 976426), so any post-START events should make sure the page is loading
+     * before updating progress.
+     *
+     * @param progressPercentage Percentage to set progress to (0-100)
+     */
+    void setLoadProgressIfLoading(int progressPercentage) {
+        if (getState() == STATE_LOADING) {
+            setLoadProgress(progressPercentage);
+        }
+    }
+
+    /**
+     * Gets the tab load progress percentage.
+     *
+     * @return Current progress percentage
+     */
+    public int getLoadProgress() {
+        return mLoadProgress;
+    }
+
+    public void setRecording(boolean isRecording) {
+        if (isRecording) {
+            mRecordingCount++;
+        } else {
+            mRecordingCount--;
+        }
+    }
+
+    public boolean isRecording() {
+        return mRecordingCount > 0;
+    }
+
+    /**
+     * The "MediaPlaying" is used for controling media control interface and
+     * means the tab has playing media.
+     *
+     * @param isMediaPlaying the tab has any playing media or not
+     */
+    public void setIsMediaPlaying(boolean isMediaPlaying) {
+        mIsMediaPlaying = isMediaPlaying;
+    }
+
+    public boolean isMediaPlaying() {
+        return mIsMediaPlaying;
+    }
+
+    /**
+     * The "AudioPlaying" is used for showing the tab sound indicator and means
+     * the tab has playing media and the media is audible.
+     *
+     * @param isAudioPlaying the tab has any audible playing media or not
+     */
+    public void setIsAudioPlaying(boolean isAudioPlaying) {
+        mIsAudioPlaying = isAudioPlaying;
+    }
+
+    public boolean isAudioPlaying() {
+        return mIsAudioPlaying;
+    }
+
+    public boolean isEditing() {
+        return mIsEditing;
+    }
+
+    public void setIsEditing(final boolean isEditing) {
+        this.mIsEditing = isEditing;
+    }
+
+    public TabEditingState getEditingState() {
+        return mEditingState;
+    }
+
+    public void setShouldShowToolbarWithoutAnimationOnFirstSelection(final boolean shouldShowWithoutAnimation) {
+        mShouldShowToolbarWithoutAnimationOnFirstSelection = shouldShowWithoutAnimation;
+    }
+
+    public boolean getShouldShowToolbarWithoutAnimationOnFirstSelection() {
+        return mShouldShowToolbarWithoutAnimationOnFirstSelection;
+    }
+}