Java Code Examples for org.chromium.chrome.browser.device.DeviceClassManager#isAccessibilityModeEnabled()

@Override
public boolean isSwipeEnabled(ScrollDirection direction) {
    FullscreenManager manager = mHost.getFullscreenManager();
    if (getActiveLayout() != mStaticLayout
            || !DeviceClassManager.enableToolbarSwipe(
                       FeatureUtilities.isDocumentMode(mHost.getContext()))
            || (manager != null && manager.getPersistentFullscreenMode())) {
        return false;
    }

    boolean isAccessibility =
            DeviceClassManager.isAccessibilityModeEnabled(mHost.getContext());
    return direction == ScrollDirection.LEFT || direction == ScrollDirection.RIGHT
            || (direction == ScrollDirection.DOWN && mOverviewLayout != null
                       && !isAccessibility);
}
 

/**
 * This is a wrapper for "requestPanelShow" that checks if reader mode is possible before
 * showing.
 * @param reason The reason the panel is requesting to be shown.
 */
protected void requestReaderPanelShow(StateChangeReason reason) {
    if (mTabModelSelector == null) return;

    int currentTabId = mTabModelSelector.getCurrentTabId();
    if (currentTabId == Tab.INVALID_TAB_ID) return;

    if (mReaderModePanel == null || !mTabStatusMap.containsKey(currentTabId)
            || mTabStatusMap.get(currentTabId).getStatus() != POSSIBLE
            || mTabStatusMap.get(currentTabId).isDismissed()
            || mIsInfoBarContainerShown
            || mIsFindToolbarShowing
            || mIsFullscreenModeEntered
            || mIsKeyboardShowing
            || DeviceClassManager.isAccessibilityModeEnabled(mChromeActivity)) {
        return;
    }

    mReaderModePanel.requestPanelShow(reason);
}
 

private int getDuration(Snackbar snackbar) {
    int durationMs = snackbar.getDuration();
    if (durationMs == 0) {
        durationMs = DeviceClassManager.isAccessibilityModeEnabled(mActivity)
                ? sAccessibilitySnackbarDurationMs : sSnackbarDurationMs;
    }
    return durationMs;
}
 

/**
 * Shows the geolocation snackbar if it hasn't already been shown and the geolocation snackbar
 * is currently relevant: i.e. the default search engine is Google, location is enabled
 * for Chrome, the tab is not incognito, etc.
 *
 * @param snackbarManager The SnackbarManager used to show the snackbar.
 * @param view Any view that's attached to the view hierarchy.
 * @param isIncognito Whether the currently visible tab is incognito.
 * @param delayMs The delay in ms before the snackbar should be shown. This is intended to
 *                give the keyboard time to animate in.
 */
public static void maybeShowSnackbar(final SnackbarManager snackbarManager, View view,
        boolean isIncognito, int delayMs) {
    final Context context = view.getContext();
    if (getGeolocationSnackbarShown(context)) return;

    // If in incognito mode, don't show the snackbar now, but maybe show it later.
    if (isIncognito) return;

    if (neverShowSnackbar(context)) {
        setGeolocationSnackbarShown(context);
        return;
    }

    Uri searchUri = Uri.parse(TemplateUrlService.getInstance().getUrlForSearchQuery("foo"));
    TypefaceSpan robotoMediumSpan = new TypefaceSpan("sans-serif-medium");
    String messageWithoutSpans = context.getResources().getString(
            R.string.omnibox_geolocation_disclosure, "<b>" + searchUri.getHost() + "</b>");
    SpannableString message = SpanApplier.applySpans(messageWithoutSpans,
            new SpanInfo("<b>", "</b>", robotoMediumSpan));
    String settings = context.getResources().getString(R.string.preferences);
    int durationMs = DeviceClassManager.isAccessibilityModeEnabled(view.getContext())
            ? ACCESSIBILITY_SNACKBAR_DURATION_MS : SNACKBAR_DURATION_MS;
    final GeolocationSnackbarController controller = new GeolocationSnackbarController();
    final Snackbar snackbar = Snackbar
            .make(message, controller, Snackbar.TYPE_ACTION, Snackbar.UMA_OMNIBOX_GEOLOCATION)
            .setAction(settings, view)
            .setSingleLine(false)
            .setDuration(durationMs);

    view.postDelayed(new Runnable() {
        @Override
        public void run() {
            snackbarManager.dismissSnackbars(controller);
            snackbarManager.showSnackbar(snackbar);
            setGeolocationSnackbarShown(context);
        }
    }, delayMs);
}
 

@Override
public void onFinishInflate() {
    super.onFinishInflate();
    mLocationBar = (LocationBarTablet) findViewById(R.id.location_bar);

    mHomeButton = (TintedImageButton) findViewById(R.id.home_button);
    mBackButton = (TintedImageButton) findViewById(R.id.back_button);
    mForwardButton = (TintedImageButton) findViewById(R.id.forward_button);
    mReloadButton = (TintedImageButton) findViewById(R.id.refresh_button);
    mShowTabStack = DeviceClassManager.isAccessibilityModeEnabled(getContext())
            || CommandLine.getInstance().hasSwitch(ChromeSwitches.ENABLE_TABLET_TAB_STACK);

    mTabSwitcherButtonDrawable =
            TabSwitcherDrawable.createTabSwitcherDrawable(getResources(), false);
    mTabSwitcherButtonDrawableLight =
            TabSwitcherDrawable.createTabSwitcherDrawable(getResources(), true);

    mAccessibilitySwitcherButton = (ImageButton) findViewById(R.id.tab_switcher_button);
    mAccessibilitySwitcherButton.setImageDrawable(mTabSwitcherButtonDrawable);
    updateSwitcherButtonVisibility(mShowTabStack);

    mBookmarkButton = (TintedImageButton) findViewById(R.id.bookmark_button);

    mMenuButton = (TintedImageButton) findViewById(R.id.menu_button);
    mMenuButtonWrapper.setVisibility(
            shouldShowMenuButton() ? View.VISIBLE : View.GONE);

    if (mAccessibilitySwitcherButton.getVisibility() == View.GONE
            && mMenuButtonWrapper.getVisibility() == View.GONE) {
        ApiCompatibilityUtils.setPaddingRelative((View) mMenuButtonWrapper.getParent(), 0, 0,
                getResources().getDimensionPixelSize(R.dimen.tablet_toolbar_end_padding), 0);
    }

    // Initialize values needed for showing/hiding toolbar buttons when the activity size
    // changes.
    mShouldAnimateButtonVisibilityChange = false;
    mToolbarButtonsVisible = true;
    mToolbarButtons = new TintedImageButton[] {mBackButton, mForwardButton, mReloadButton};
}
 

@Override
public boolean isSwipeEnabled(ScrollDirection direction) {
    FullscreenManager manager = mHost.getFullscreenManager();
    if (getActiveLayout() != mStaticLayout
            || !DeviceClassManager.enableToolbarSwipe()
            || (manager != null && manager.getPersistentFullscreenMode())) {
        return false;
    }

    boolean isAccessibility =
            DeviceClassManager.isAccessibilityModeEnabled(mHost.getContext());
    return direction == ScrollDirection.LEFT || direction == ScrollDirection.RIGHT
            || (direction == ScrollDirection.DOWN && mOverviewLayout != null
                       && !isAccessibility);
}
 

private int getDuration(Snackbar snackbar) {
    int durationMs = snackbar.getDuration();
    if (durationMs == 0) {
        durationMs = DeviceClassManager.isAccessibilityModeEnabled(mActivity)
                ? sAccessibilitySnackbarDurationMs : sSnackbarDurationMs;
    }
    return durationMs;
}
 

/**
 * This is a wrapper for "requestPanelShow" that checks if reader mode is possible before
 * showing.
 * @param reason The reason the panel is requesting to be shown.
 */
protected void requestReaderPanelShow(StateChangeReason reason) {
    if (mTabModelSelector == null) return;

    int currentTabId = mTabModelSelector.getCurrentTabId();
    if (currentTabId == Tab.INVALID_TAB_ID) return;

    // Test if the user is requesting the desktop site. Ignore this if distiller is set to
    // ALWAYS_TRUE.
    boolean usingRequestDesktopSite = getBasePageWebContents() != null
            && getBasePageWebContents().getNavigationController().getUseDesktopUserAgent()
            && !mIsReaderHeuristicAlwaysTrue;

    if (mReaderModePanel == null || !mTabStatusMap.containsKey(currentTabId)
            || usingRequestDesktopSite
            || mTabStatusMap.get(currentTabId).getStatus() != POSSIBLE
            || mTabStatusMap.get(currentTabId).isDismissed()
            || mIsInfoBarContainerShown
            || mIsFindToolbarShowing
            || mIsFullscreenModeEntered
            || mIsKeyboardShowing
            || DeviceClassManager.isAccessibilityModeEnabled(mChromeActivity)) {
        return;
    }

    mReaderModePanel.requestPanelShow(reason);
}
 

/**
 * Shows the geolocation snackbar if it hasn't already been shown and the geolocation snackbar
 * is currently relevant: i.e. the default search engine is Google, location is enabled
 * for Chrome, the tab is not incognito, etc.
 *
 * @param snackbarManager The SnackbarManager used to show the snackbar.
 * @param view Any view that's attached to the view hierarchy.
 * @param isIncognito Whether the currently visible tab is incognito.
 * @param delayMs The delay in ms before the snackbar should be shown. This is intended to
 *                give the keyboard time to animate in.
 */
public static void maybeShowSnackbar(final SnackbarManager snackbarManager, View view,
        boolean isIncognito, int delayMs) {
    final Context context = view.getContext();
    if (ChromeFeatureList.isEnabled(ChromeFeatureList.CONSISTENT_OMNIBOX_GEOLOCATION)) return;
    if (getGeolocationSnackbarShown(context)) return;

    // If in incognito mode, don't show the snackbar now, but maybe show it later.
    if (isIncognito) return;

    if (neverShowSnackbar(context)) {
        setGeolocationSnackbarShown(context);
        return;
    }

    Uri searchUri = Uri.parse(TemplateUrlService.getInstance().getUrlForSearchQuery("foo"));
    TypefaceSpan robotoMediumSpan = new TypefaceSpan("sans-serif-medium");
    String messageWithoutSpans = context.getResources().getString(
            R.string.omnibox_geolocation_disclosure, "<b>" + searchUri.getHost() + "</b>");
    SpannableString message = SpanApplier.applySpans(messageWithoutSpans,
            new SpanInfo("<b>", "</b>", robotoMediumSpan));
    String settings = context.getResources().getString(R.string.preferences);
    int durationMs = DeviceClassManager.isAccessibilityModeEnabled(view.getContext())
            ? ACCESSIBILITY_SNACKBAR_DURATION_MS : SNACKBAR_DURATION_MS;
    final GeolocationSnackbarController controller = new GeolocationSnackbarController();
    final Snackbar snackbar = Snackbar
            .make(message, controller, Snackbar.TYPE_ACTION, Snackbar.UMA_OMNIBOX_GEOLOCATION)
            .setAction(settings, view)
            .setSingleLine(false)
            .setDuration(durationMs);

    view.postDelayed(new Runnable() {
        @Override
        public void run() {
            snackbarManager.dismissSnackbars(controller);
            snackbarManager.showSnackbar(snackbar);
            setGeolocationSnackbarShown(context);
        }
    }, delayMs);
}
 

@Override
public void onFinishInflate() {
    super.onFinishInflate();
    mLocationBar = (LocationBarTablet) findViewById(R.id.location_bar);

    mHomeButton = (TintedImageButton) findViewById(R.id.home_button);
    mBackButton = (TintedImageButton) findViewById(R.id.back_button);
    mForwardButton = (TintedImageButton) findViewById(R.id.forward_button);
    mReloadButton = (TintedImageButton) findViewById(R.id.refresh_button);
    mShowTabStack = DeviceClassManager.isAccessibilityModeEnabled(getContext())
            || CommandLine.getInstance().hasSwitch(ChromeSwitches.ENABLE_TABLET_TAB_STACK);

    mTabSwitcherButtonDrawable =
            TabSwitcherDrawable.createTabSwitcherDrawable(getResources(), false);
    mTabSwitcherButtonDrawableLight =
            TabSwitcherDrawable.createTabSwitcherDrawable(getResources(), true);

    mAccessibilitySwitcherButton = (ImageButton) findViewById(R.id.tab_switcher_button);
    mAccessibilitySwitcherButton.setImageDrawable(mTabSwitcherButtonDrawable);
    updateSwitcherButtonVisibility(mShowTabStack);

    mBookmarkButton = (TintedImageButton) findViewById(R.id.bookmark_button);

    mMenuButton = (TintedImageButton) findViewById(R.id.menu_button);
    mMenuButtonWrapper.setVisibility(View.VISIBLE);

    if (mAccessibilitySwitcherButton.getVisibility() == View.GONE
            && mMenuButtonWrapper.getVisibility() == View.GONE) {
        ApiCompatibilityUtils.setPaddingRelative((View) mMenuButtonWrapper.getParent(), 0, 0,
                getResources().getDimensionPixelSize(R.dimen.tablet_toolbar_end_padding), 0);
    }

    mSaveOfflineButton = (TintedImageButton) findViewById(R.id.save_offline_button);

    // Initialize values needed for showing/hiding toolbar buttons when the activity size
    // changes.
    mShouldAnimateButtonVisibilityChange = false;
    mToolbarButtonsVisible = true;
    mToolbarButtons = new TintedImageButton[] {mBackButton, mForwardButton, mReloadButton};
}
 

/**
 * @return Whether or not to use the accessibility layout.
 */
private boolean useAccessibilityLayout() {
    return DeviceClassManager.isAccessibilityModeEnabled(mHost.getContext())
            || DeviceClassManager.enableAccessibilityLayout();
}
 

/**
 * @return Whether or not to use the accessibility layout.
 */
protected boolean useAccessibilityLayout() {
    return DeviceClassManager.isAccessibilityModeEnabled(mHost.getContext())
            || DeviceClassManager.enableAccessibilityLayout();
}
 

/**
 * @return Whether or not to use the accessibility layout.
 */
protected boolean useAccessibilityLayout() {
    return DeviceClassManager.isAccessibilityModeEnabled(mHost.getContext())
            || DeviceClassManager.enableAccessibilityLayout();
}