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  3. android.view.accessibility.AccessibilityManager

Java 类android.view.accessibility.AccessibilityManager 实例源码

项目：LucaHome-AndroidApplication    文件：AndroidSystemController.java    
public boolean IsAccessibilityServiceEnabled(@NonNull String serviceId) {
    Logger.getInstance().Debug(TAG, String.format(Locale.getDefault(), "IsAccessibilityServiceEnabled for serviceId %s", serviceId));

    AccessibilityManager accessibilityManager = (AccessibilityManager) _context.getSystemService(Context.ACCESSIBILITY_SERVICE);
    if (accessibilityManager == null) {
        Logger.getInstance().Error(TAG, "accessibilityManager is null!");
        return false;
    }

    List<AccessibilityServiceInfo> runningServices = accessibilityManager.getEnabledAccessibilityServiceList(AccessibilityEvent.TYPES_ALL_MASK);
    for (AccessibilityServiceInfo service : runningServices) {
        Logger.getInstance().Debug(TAG, String.format(Locale.getDefault(), "Found active service %s", service.getId()));
        if (serviceId.equals(service.getId())) {
            return true;
        }
    }

    return false;
}
项目：LaunchEnr    文件：Workspace.java    
public ValueAnimator createHotseatAlphaAnimator(float finalValue) {
    if (Float.compare(finalValue, mHotseatAlpha[HOTSEAT_STATE_ALPHA_INDEX]) == 0) {
        // Return a dummy animator to avoid null checks.
        return ValueAnimator.ofFloat(0, 0);
    } else {
        ValueAnimator animator = ValueAnimator
                .ofFloat(mHotseatAlpha[HOTSEAT_STATE_ALPHA_INDEX], finalValue);
        animator.addUpdateListener(new AnimatorUpdateListener() {
            @Override
            public void onAnimationUpdate(ValueAnimator valueAnimator) {
                float value = (Float) valueAnimator.getAnimatedValue();
                setHotseatAlphaAtIndex(value, HOTSEAT_STATE_ALPHA_INDEX);
            }
        });

        AccessibilityManager am = (AccessibilityManager)
                mLauncher.getSystemService(Context.ACCESSIBILITY_SERVICE);
        final boolean accessibilityEnabled = am.isEnabled();
        animator.addUpdateListener(
                new AlphaUpdateListener(mLauncher.getHotseat(), accessibilityEnabled));
        animator.addUpdateListener(
                new AlphaUpdateListener(mPageIndicator, accessibilityEnabled));
        return animator;
    }
}
项目：CSipSimple    文件：GlowPadView.java    
@Override
public boolean onHoverEvent(MotionEvent event) {
    if (((AccessibilityManager) getContext().getSystemService(Context.ACCESSIBILITY_SERVICE)).isTouchExplorationEnabled()) {
        final int action = event.getAction();
        switch (action) {
            case MotionEvent.ACTION_HOVER_ENTER:
                event.setAction(MotionEvent.ACTION_DOWN);
                break;
            case MotionEvent.ACTION_HOVER_MOVE:
                event.setAction(MotionEvent.ACTION_MOVE);
                break;
            case MotionEvent.ACTION_HOVER_EXIT:
                event.setAction(MotionEvent.ACTION_UP);
                break;
        }
        onTouchEvent(event);
        event.setAction(action);
    }
    super.onHoverEvent(event);
    return true;
}
项目：SimpleUILauncher    文件：PagedView.java    
private void sendScrollAccessibilityEvent() {
    AccessibilityManager am =
            (AccessibilityManager) getContext().getSystemService(Context.ACCESSIBILITY_SERVICE);
    if (am.isEnabled()) {
        if (mCurrentPage != getNextPage()) {
            AccessibilityEvent ev =
                    AccessibilityEvent.obtain(AccessibilityEvent.TYPE_VIEW_SCROLLED);
            ev.setScrollable(true);
            ev.setScrollX(getScrollX());
            ev.setScrollY(getScrollY());
            ev.setMaxScrollX(mMaxScrollX);
            ev.setMaxScrollY(0);

            sendAccessibilityEventUnchecked(ev);
        }
    }
}
项目：letv    文件：AdapterView.java    
@TargetApi(16)
public AdapterView(Context context, AttributeSet attrs, int defStyle) {
    super(context, attrs, defStyle);
    this.mFirstPosition = 0;
    this.mSyncColId = Long.MIN_VALUE;
    this.mNeedSync = false;
    this.mInLayout = false;
    this.mNextSelectedPosition = -1;
    this.mNextSelectedColId = Long.MIN_VALUE;
    this.mSelectedPosition = -1;
    this.mSelectedColId = Long.MIN_VALUE;
    this.mOldSelectedPosition = -1;
    this.mOldSelectedColId = Long.MIN_VALUE;
    this.mBlockLayoutRequests = false;
    if (VERSION.SDK_INT >= 16 && getImportantForAccessibility() == 0) {
        setImportantForAccessibility(1);
    }
    if (!isInEditMode()) {
        this.mAccessibilityManager = (AccessibilityManager) getContext().getSystemService("accessibility");
    }
}
项目：android-dialer    文件：DialpadView.java    
@Override
protected void onFinishInflate() {
  setupKeypad();
  mDigits = (EditText) findViewById(R.id.digits);
  mDelete = (ImageButton) findViewById(R.id.deleteButton);
  mOverflowMenuButton = findViewById(R.id.dialpad_overflow);
  mRateContainer = (ViewGroup) findViewById(R.id.rate_container);
  mIldCountry = (TextView) mRateContainer.findViewById(R.id.ild_country);
  mIldRate = (TextView) mRateContainer.findViewById(R.id.ild_rate);

  AccessibilityManager accessibilityManager =
      (AccessibilityManager) getContext().getSystemService(Context.ACCESSIBILITY_SERVICE);
  if (accessibilityManager.isEnabled()) {
    // The text view must be selected to send accessibility events.
    mDigits.setSelected(true);
  }
}
项目：EsperantoRadio    文件：App.java    
public void aktivitetOnCreate(Basisaktivitet ctx) {
  ctx.getResources().updateConfiguration(App.sprogKonfig, null);

  // Forgrundsinitialisering der skal ske før app'en bliver synlig første gang
  // - muligvis aldrig hvis app'en kun betjenes via levende ikon, eller kun er aktiv i baggrunden

  if (App.color!=null) return; // initialisering allerede sket
  App.color = new DRFarver();
  accessibilityManager = (AccessibilityManager) ctx.getSystemService(Context.ACCESSIBILITY_SERVICE); // tager tid i test

  skrift_gibson = Typeface.DEFAULT;
  skrift_gibson_fed = Typeface.DEFAULT_BOLD;
  skrift_georgia = Typeface.SERIF;
  skrift_gibson_fed_span = new EgenTypefaceSpan("Gibson fed", App.skrift_gibson_fed);

  AppOpdatering.APK_URL = res.getString(R.string.AppOpdatering_APK_URL);
  if (!EMULATOR) AppOpdatering.tjekForNyAPK(ctx);
  Log.d("onCreate tog " + (System.currentTimeMillis() - TIDSSTEMPEL_VED_OPSTART) + " ms");
}
项目：SimpleUILauncher    文件：Workspace.java    
public ValueAnimator createHotseatAlphaAnimator(float finalValue) {
    if (Float.compare(finalValue, mHotseatAlpha[HOTSEAT_STATE_ALPHA_INDEX]) == 0) {
        // Return a dummy animator to avoid null checks.
        return ValueAnimator.ofFloat(0, 0);
    } else {
        ValueAnimator animator = ValueAnimator
                .ofFloat(mHotseatAlpha[HOTSEAT_STATE_ALPHA_INDEX], finalValue);
        animator.addUpdateListener(new AnimatorUpdateListener() {
            @Override
            public void onAnimationUpdate(ValueAnimator valueAnimator) {
                float value = (Float) valueAnimator.getAnimatedValue();
                setHotseatAlphaAtIndex(value, HOTSEAT_STATE_ALPHA_INDEX);
            }
        });

        AccessibilityManager am = (AccessibilityManager)
                mLauncher.getSystemService(Context.ACCESSIBILITY_SERVICE);
        final boolean accessibilityEnabled = am.isEnabled();
        animator.addUpdateListener(
                new AlphaUpdateListener(mLauncher.getHotseat(), accessibilityEnabled));
        animator.addUpdateListener(
                new AlphaUpdateListener(mPageIndicator, accessibilityEnabled));
        return animator;
    }
}
项目：FlickLauncher    文件：PagedView.java    
private void sendScrollAccessibilityEvent() {
    AccessibilityManager am =
            (AccessibilityManager) getContext().getSystemService(Context.ACCESSIBILITY_SERVICE);
    if (am.isEnabled()) {
        if (mCurrentPage != getNextPage()) {
            AccessibilityEvent ev =
                    AccessibilityEvent.obtain(AccessibilityEvent.TYPE_VIEW_SCROLLED);
            ev.setScrollable(true);
            ev.setScrollX(getScrollX());
            ev.setScrollY(getScrollY());
            ev.setMaxScrollX(mMaxScrollX);
            ev.setMaxScrollY(0);

            sendAccessibilityEventUnchecked(ev);
        }
    }
}
项目：CustomAndroidOneSheeld    文件：LockPatternViewEx.java    
@Override
public boolean onHoverEvent(MotionEvent event) {

    if (Build.VERSION.SDK_INT >= 11) {
        if (((AccessibilityManager) getContext().getSystemService(
                Context.ACCESSIBILITY_SERVICE)).isTouchExplorationEnabled()) {
            final int action = event.getAction();
            switch (action) {
                case MotionEvent.ACTION_HOVER_ENTER:
                    event.setAction(MotionEvent.ACTION_DOWN);
                    break;
                case MotionEvent.ACTION_HOVER_MOVE:
                    event.setAction(MotionEvent.ACTION_MOVE);
                    break;
                case MotionEvent.ACTION_HOVER_EXIT:
                    event.setAction(MotionEvent.ACTION_UP);
                    break;
            }
            onTouchEvent(event);
            event.setAction(action);
        }
    }
    return super.onHoverEvent(event);
}
项目：WeChatLuckyMoney    文件：MainActivity.java    
@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    //CrashReport.initCrashReport(getApplicationContext(), "900019352", false);
    Bugly.init(getApplicationContext(), "900019352", false);
    setContentView(R.layout.activity_main);
    pluginStatusText = (TextView) findViewById(R.id.layout_control_accessibility_text);
    pluginStatusIcon = (ImageView) findViewById(R.id.layout_control_accessibility_icon);

    handleMaterialStatusBar();

    explicitlyLoadPreferences();

    //监听AccessibilityService 变化
    accessibilityManager = (AccessibilityManager) getSystemService(Context.ACCESSIBILITY_SERVICE);
    accessibilityManager.addAccessibilityStateChangeListener(this);
    updateServiceStatus();
}
项目：GitHub    文件：Utils.java    
public static boolean isTouchExplorationEnabled(AccessibilityManager accessibilityManager) {
    if (Build.VERSION.SDK_INT >= 14) {
        return accessibilityManager.isTouchExplorationEnabled();
    } else {
        return false;
    }
}
项目：LaunchEnr    文件：Launcher.java    
@Override
public void onDestroy() {
    super.onDestroy();

    mWorkspace.removeCallbacks(mBuildLayersRunnable);
    mWorkspace.removeFolderListeners();

    // Stop callbacks from LauncherModel
    // It's possible to receive onDestroy after a new Launcher activity has
    // been created. In this case, don't interfere with the new Launcher.
    if (mModel.isCurrentCallbacks(this)) {
        mModel.stopLoader();
        LauncherAppState.getInstance(this).setLauncher(null);
    }

    if (mRotationPrefChangeHandler != null) {
        mSharedPrefs.unregisterOnSharedPreferenceChangeListener(mRotationPrefChangeHandler);
    }

    try {
        mAppWidgetHost.stopListening();
    } catch (NullPointerException ex) {
        ex.printStackTrace();
    }
    mAppWidgetHost = null;

    TextKeyListener.getInstance().release();

    ((AccessibilityManager) getSystemService(ACCESSIBILITY_SERVICE))
            .removeAccessibilityStateChangeListener(this);

    LauncherAnimUtils.onDestroyActivity();

    if (mLauncherCallbacks != null) {
        mLauncherCallbacks.onDestroy();
    }
}
项目：LaunchEnr    文件：WorkspaceStateTransitionAnimation.java    
public AnimatorSet getAnimationToState(Workspace.State fromState, Workspace.State toState,
        boolean animated, AnimationLayerSet layerViews) {
    AccessibilityManager am = (AccessibilityManager)
            mLauncher.getSystemService(Context.ACCESSIBILITY_SERVICE);
    final boolean accessibilityEnabled = am.isEnabled();
    TransitionStates states = new TransitionStates(fromState, toState);
    int workspaceDuration = getAnimationDuration(states);
    animateWorkspace(states, animated, workspaceDuration, layerViews,
            accessibilityEnabled);
    animateBackgroundGradient(states, animated, BACKGROUND_FADE_OUT_DURATION);
    return mStateAnimator;
}
项目：LaunchEnr    文件：DragLayer.java    
public void setup(Launcher launcher, DragController dragController,
        AllAppsTransitionController allAppsTransitionController) {
    mLauncher = launcher;
    mDragController = dragController;
    mAllAppsController = allAppsTransitionController;

    boolean isAccessibilityEnabled = ((AccessibilityManager) mLauncher.getSystemService(
            Context.ACCESSIBILITY_SERVICE)).isEnabled();
    onAccessibilityStateChanged(isAccessibilityEnabled);
}
项目：LaunchEnr    文件：DragViewStateAnnouncer.java    
public static DragViewStateAnnouncer createFor(View v) {
    if (((AccessibilityManager) v.getContext().getSystemService(Context.ACCESSIBILITY_SERVICE))
            .isEnabled()) {
        return new DragViewStateAnnouncer(v);
    } else {
        return null;
    }
}
项目：LaunchEnr    文件：DropTargetBar.java    
@Override
public void run() {
    AccessibilityManager am = (AccessibilityManager)
            getContext().getSystemService(Context.ACCESSIBILITY_SERVICE);
    boolean accessibilityEnabled = am.isEnabled();
    AlphaUpdateListener.updateVisibility(DropTargetBar.this, accessibilityEnabled);
}
项目：RNLearn_Project1    文件：AccessibilityInfoModule.java    
public AccessibilityInfoModule(ReactApplicationContext context) {
    super(context);
    mAccessibilityManager = (AccessibilityManager) getReactApplicationContext()
            .getSystemService(Context.ACCESSIBILITY_SERVICE);
    mEnabled = mAccessibilityManager.isTouchExplorationEnabled();
    if (Build.VERSION.SDK_INT >= 19) {
        mTouchExplorationStateChangeListener = new ReactTouchExplorationStateChangeListener();
    }
}
项目：LaunchEnr    文件：PagedView.java    
protected boolean computeScrollHelper(boolean shouldInvalidate) {
    if (mScroller.computeScrollOffset()) {
        // Don't bother scrolling if the page does not need to be moved
        if (getUnboundedScrollX() != mScroller.getCurrX()
                || getScrollY() != mScroller.getCurrY()) {
            float scaleX = mFreeScroll ? getScaleX() : 1f;
            int scrollX = (int) (mScroller.getCurrX() * (1 / scaleX));
            scrollTo(scrollX, mScroller.getCurrY());
        }
        if (shouldInvalidate) {
            invalidate();
        }
        return true;
    } else if (mNextPage != INVALID_PAGE && shouldInvalidate) {
        sendScrollAccessibilityEvent();

        mCurrentPage = validateNewPage(mNextPage);
        mNextPage = INVALID_PAGE;
        notifyPageSwitchListener();

        // We don't want to trigger a page end moving unless the page has settled
        // and the user has stopped scrolling
        if (mTouchState == TOUCH_STATE_REST) {
            pageEndTransition();
        }

        onPostReorderingAnimationCompleted();
        AccessibilityManager am = (AccessibilityManager)
                getContext().getSystemService(Context.ACCESSIBILITY_SERVICE);
        if (am.isEnabled()) {
            // Notify the user when the page changes
            announceForAccessibility(getCurrentPageDescription());
        }
        return true;
    }
    return false;
}
项目：SimpleUILauncher    文件：PagedView.java    
protected boolean computeScrollHelper(boolean shouldInvalidate) {
    if (mScroller.computeScrollOffset()) {
        // Don't bother scrolling if the page does not need to be moved
        if (getScrollX() != mScroller.getCurrX()
                || getScrollY() != mScroller.getCurrY()) {
            float scaleX = mFreeScroll ? getScaleX() : 1f;
            int scrollX = (int) (mScroller.getCurrX() * (1 / scaleX));
            scrollTo(scrollX, mScroller.getCurrY());
        }
        if (shouldInvalidate) {
            invalidate();
        }
        return true;
    } else if (mNextPage != INVALID_PAGE && shouldInvalidate) {
        sendScrollAccessibilityEvent();

        mCurrentPage = validateNewPage(mNextPage);
        mNextPage = INVALID_PAGE;
        notifyPageSwitchListener();

        // We don't want to trigger a page end moving unless the page has settled
        // and the user has stopped scrolling
        if (mTouchState == TOUCH_STATE_REST) {
            pageEndMoving();
        }

        onPostReorderingAnimationCompleted();
        AccessibilityManager am = (AccessibilityManager)
                getContext().getSystemService(Context.ACCESSIBILITY_SERVICE);
        if (am.isEnabled()) {
            // Notify the user when the page changes
            announceForAccessibility(getCurrentPageDescription());
        }
        return true;
    }
    return false;
}
项目：SimpleUILauncher    文件：MultiStateAlphaController.java    
public MultiStateAlphaController(View view, int stateCount) {
    mTargetView = view;
    mAlphas = new float[stateCount];
    Arrays.fill(mAlphas, 1);

    mAm = (AccessibilityManager) view.getContext().getSystemService(Context.ACCESSIBILITY_SERVICE);
}
项目：airgram    文件：RecyclerView.java    
public RecyclerView(Context context, @Nullable AttributeSet attrs, int defStyle) {
    super(context, attrs, defStyle);
    setScrollContainer(true);
    setFocusableInTouchMode(true);
    final int version = Build.VERSION.SDK_INT;
    mPostUpdatesOnAnimation = version >= 16;

    final ViewConfiguration vc = ViewConfiguration.get(context);
    mTouchSlop = vc.getScaledTouchSlop();
    mMinFlingVelocity = vc.getScaledMinimumFlingVelocity();
    mMaxFlingVelocity = vc.getScaledMaximumFlingVelocity();
    setWillNotDraw(ViewCompat.getOverScrollMode(this) == ViewCompat.OVER_SCROLL_NEVER);

    mItemAnimator.setListener(mItemAnimatorListener);
    initAdapterManager();
    initChildrenHelper();
    // If not explicitly specified this view is important for accessibility.
    if (ViewCompat.getImportantForAccessibility(this)
            == ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_AUTO) {
        ViewCompat.setImportantForAccessibility(this,
                ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_YES);
    }
    mAccessibilityManager = (AccessibilityManager) getContext()
            .getSystemService(Context.ACCESSIBILITY_SERVICE);
    setAccessibilityDelegateCompat(new RecyclerViewAccessibilityDelegate(this));
    // Create the layoutManager if specified.

    // Re-set whether nested scrolling is enabled so that it is set on all API levels
    setNestedScrollingEnabled(true);
}
项目：SimpleUILauncher    文件：DragViewStateAnnouncer.java    
public static DragViewStateAnnouncer createFor(View v) {
    if (((AccessibilityManager) v.getContext().getSystemService(Context.ACCESSIBILITY_SERVICE))
            .isEnabled()) {
        return new DragViewStateAnnouncer(v);
    } else {
        return null;
    }
}
项目：AgentWeb    文件：AgentWebView.java    
private void setAccessibilityEnabled(boolean enabled) {
    AccessibilityManager am = (AccessibilityManager) getContext().getSystemService(Context.ACCESSIBILITY_SERVICE);
    try {
        Method setAccessibilityState = am.getClass().getDeclaredMethod("setAccessibilityState", boolean.class);
        setAccessibilityState.setAccessible(true);
        setAccessibilityState.invoke(am, enabled);
        setAccessibilityState.setAccessible(false);
    } catch (Throwable e) {
        if (LogUtils.isDebug()) {
            LogUtils.e(TAG, "setAccessibilityEnabled", e);
        }
    }
}
项目：FlickLauncher    文件：PagedView.java    
protected boolean computeScrollHelper(boolean shouldInvalidate) {
    if (mScroller.computeScrollOffset()) {
        // Don't bother scrolling if the page does not need to be moved
        if (getScrollX() != mScroller.getCurrX()
                || getScrollY() != mScroller.getCurrY()) {
            float scaleX = mFreeScroll ? getScaleX() : 1f;
            int scrollX = (int) (mScroller.getCurrX() * (1 / scaleX));
            scrollTo(scrollX, mScroller.getCurrY());
        }
        if (shouldInvalidate) {
            invalidate();
        }
        return true;
    } else if (mNextPage != INVALID_PAGE && shouldInvalidate) {
        sendScrollAccessibilityEvent();

        mCurrentPage = validateNewPage(mNextPage);
        mNextPage = INVALID_PAGE;
        notifyPageSwitchListener();

        // We don't want to trigger a page end moving unless the page has settled
        // and the user has stopped scrolling
        if (mTouchState == TOUCH_STATE_REST) {
            pageEndMoving();
        }

        onPostReorderingAnimationCompleted();
        AccessibilityManager am = (AccessibilityManager)
                getContext().getSystemService(Context.ACCESSIBILITY_SERVICE);
        if (am.isEnabled()) {
            // Notify the user when the page changes
            announceForAccessibility(getCurrentPageDescription());
        }
        return true;
    }
    return false;
}
项目：pc-android-controller-android    文件：AccessUtil.java    
public boolean isGroupReplyServiceEnabled(Context context) {
        AccessibilityManager accessibilityManager = (AccessibilityManager) context.getSystemService(Context.ACCESSIBILITY_SERVICE);
        List<AccessibilityServiceInfo> accessibilityServices =
                accessibilityManager.getEnabledAccessibilityServiceList(AccessibilityServiceInfo.FEEDBACK_GENERIC);
        for (AccessibilityServiceInfo info : accessibilityServices) {
//            if (info.getId().equals(getPackageName() + "/.WeChatGroupSendService")) {
            if (info.getId().equals(context.getPackageName() + "/.access.WeChatAccessService")) {
                return true;
            }
        }
        return false;
    }
项目：SimpleUILauncher    文件：DropTargetBar.java    
@Override
public void run() {
    AccessibilityManager am = (AccessibilityManager)
            getContext().getSystemService(Context.ACCESSIBILITY_SERVICE);
    boolean accessibilityEnabled = am.isEnabled();
    AlphaUpdateListener.updateVisibility(DropTargetBar.this, accessibilityEnabled);
}
项目：Hotspot-master-devp    文件：NumberPicker.java    
private void sendAccessibilityEventForVirtualButton(int virtualViewId, int eventType,
        String text) {
    if (((AccessibilityManager) getContext().getSystemService(Context.ACCESSIBILITY_SERVICE)).isEnabled()) {
        AccessibilityEvent event = AccessibilityEvent.obtain(eventType);
        event.setClassName(Button.class.getName());
        event.setPackageName(getContext().getPackageName());
        event.getText().add(text);
        event.setEnabled(NumberPicker.this.isEnabled());
        event.setSource(NumberPicker.this, virtualViewId);
        requestSendAccessibilityEvent(NumberPicker.this, event);
    }
}
项目：mvo    文件：Utils.java    
public static boolean checkAccessibilityPermission(Context context) {
    AccessibilityManager accessibilityManager = (AccessibilityManager)context.getSystemService(Context.ACCESSIBILITY_SERVICE);
    List<AccessibilityServiceInfo> list = accessibilityManager.getEnabledAccessibilityServiceList(AccessibilityServiceInfo.FEEDBACK_GENERIC);
    for (AccessibilityServiceInfo info : list) {
        if (info.getResolveInfo().serviceInfo.packageName.equals(context.getPackageName())) {
            return true;
        }
    }
    return false;
}
项目：android-numberpickercompat    文件：AccessibilityNodeProviderImpl.java    
private void sendAccessibilityEventForVirtualText(int eventType) {
    AccessibilityManager accessibilityManager = (AccessibilityManager) getContext().getSystemService(Context.ACCESSIBILITY_SERVICE);
    if (accessibilityManager.isEnabled()) {
        AccessibilityEvent event = AccessibilityEvent.obtain(eventType);
        AccessibilityRecordCompat record = AccessibilityEventCompat.asRecord(event);
        ViewCompat.onInitializeAccessibilityEvent(getInputText(), event);
        ViewCompat.onPopulateAccessibilityEvent(getInputText(), event);
        record.setSource(mNumberPicker, VIRTUAL_VIEW_ID_INPUT);

        ViewParentCompat.requestSendAccessibilityEvent(mNumberPicker, mNumberPicker, event);
    }
}
项目：android-numberpickercompat    文件：AccessibilityNodeProviderImpl.java    
private void sendAccessibilityEventForVirtualButton(int virtualViewId, int eventType,
                                                    String text) {
    AccessibilityManager accessibilityManager = (AccessibilityManager) getContext().getSystemService(Context.ACCESSIBILITY_SERVICE);
    if (accessibilityManager.isEnabled()) {
        AccessibilityEvent event = AccessibilityEvent.obtain(eventType);
        AccessibilityRecordCompat record = AccessibilityEventCompat.asRecord(event);
        event.setPackageName(getContext().getPackageName());
        record.setClassName(Button.class.getName());
        record.getText().add(text);
        record.setEnabled(isEnabled());
        record.setSource(mNumberPicker, virtualViewId);

        ViewParentCompat.requestSendAccessibilityEvent(mNumberPicker, mNumberPicker, event);
    }
}
项目：chromium-for-android-56-debug-video    文件：AccessibilityUtil.java    
/**
 * Checks to see that this device has accessibility and touch exploration enabled.
 * @param context A {@link Context} instance.
 * @return        Whether or not accessibility and touch exploration are enabled.
 */
@CalledByNative
public static boolean isAccessibilityEnabled(Context context) {
    AccessibilityManager manager = (AccessibilityManager)
            context.getSystemService(Context.ACCESSIBILITY_SERVICE);
    return manager != null && manager.isEnabled() && manager.isTouchExplorationEnabled();
}
项目：chromium-for-android-56-debug-video    文件：AccessibilityUtil.java    
/**
 * Checks to see if an old version of TalkBack is running that Chrome doesn't support,
 * and if so, shows an alert dialog prompting the user to update the app.
 * @param context A {@link Context} instance.
 * @return        True if the dialog was shown.
 */
public static boolean showWarningIfOldTalkbackRunning(Context context) {
    AccessibilityManager manager = (AccessibilityManager)
            context.getSystemService(Context.ACCESSIBILITY_SERVICE);
    if (manager == null) return false;

    boolean isTalkbackRunning = false;
    try {
        List<AccessibilityServiceInfo> services =
                manager.getEnabledAccessibilityServiceList(
                        AccessibilityServiceInfo.FEEDBACK_SPOKEN);
        for (AccessibilityServiceInfo service : services) {
            if (service.getId().contains(TALKBACK_PACKAGE_NAME)) isTalkbackRunning = true;
        }
    } catch (NullPointerException e) {
        // getEnabledAccessibilityServiceList() can throw an NPE due to a bad
        // AccessibilityService.
    }
    if (!isTalkbackRunning) return false;

    if (PackageUtils.getPackageVersion(context, TALKBACK_PACKAGE_NAME) < MIN_TALKBACK_VERSION
            && !sOldTalkBackVersionAlertShown) {
        showOldTalkbackVersionAlertOnce(context);
        return true;
    }

    return false;
}
项目：FlickLauncher    文件：Utilities.java    
public static void sendCustomAccessibilityEvent(View target, int type, String text) {
    AccessibilityManager accessibilityManager = (AccessibilityManager)
            target.getContext().getSystemService(Context.ACCESSIBILITY_SERVICE);
    if (accessibilityManager.isEnabled()) {
        AccessibilityEvent event = AccessibilityEvent.obtain(type);
        target.onInitializeAccessibilityEvent(event);
        event.getText().add(text);
        accessibilityManager.sendAccessibilityEvent(event);
    }
}
项目：boohee_v5.6    文件：ExploreByTouchHelper.java    
public ExploreByTouchHelper(View forView) {
    if (forView == null) {
        throw new IllegalArgumentException("View may not be null");
    }
    this.mView = forView;
    this.mManager = (AccessibilityManager) forView.getContext().getSystemService("accessibility");
}
项目：letv    文件：ExploreByTouchHelper.java    
public ExploreByTouchHelper(View forView) {
    if (forView == null) {
        throw new IllegalArgumentException("View may not be null");
    }
    this.mView = forView;
    this.mManager = (AccessibilityManager) forView.getContext().getSystemService("accessibility");
}
项目：exciting-app    文件：AdapterView.java    
@TargetApi(16)
public AdapterView( Context context, AttributeSet attrs, int defStyle ) {
    super( context, attrs, defStyle );

    if( android.os.Build.VERSION.SDK_INT >= 16 ) {
        // If not explicitly specified this view is important for accessibility.
        if ( getImportantForAccessibility() == IMPORTANT_FOR_ACCESSIBILITY_AUTO ) {
            setImportantForAccessibility( IMPORTANT_FOR_ACCESSIBILITY_YES );
        }
    }

    if( ! isInEditMode() ) {
        mAccessibilityManager = (AccessibilityManager) getContext().getSystemService( Context.ACCESSIBILITY_SERVICE );
    }
}
项目：FlickLauncher    文件：DropTargetBar.java    
@Override
public void run() {
    AccessibilityManager am = (AccessibilityManager)
            getContext().getSystemService(Context.ACCESSIBILITY_SERVICE);
    boolean accessibilityEnabled = am.isEnabled();
    AlphaUpdateListener.updateVisibility(DropTargetBar.this, accessibilityEnabled);
}
项目：LimitedDatePicker    文件：NumberPicker.java    
private void sendAccessibilityEventForVirtualText(int eventType) {
    if (((AccessibilityManager) getContext().getSystemService(Context.ACCESSIBILITY_SERVICE)).isEnabled()) {
        AccessibilityEvent event = AccessibilityEvent.obtain(eventType);
        mInputText.onInitializeAccessibilityEvent(event);
        mInputText.onPopulateAccessibilityEvent(event);
        event.setSource(NumberPicker.this, VIRTUAL_VIEW_ID_INPUT);
        requestSendAccessibilityEvent(NumberPicker.this, event);
    }
}
项目：LimitedDatePicker    文件：NumberPicker.java    
private void sendAccessibilityEventForVirtualButton(int virtualViewId, int eventType,
        String text) {
    if (((AccessibilityManager) getContext().getSystemService(Context.ACCESSIBILITY_SERVICE)).isEnabled()) {
        AccessibilityEvent event = AccessibilityEvent.obtain(eventType);
        event.setClassName(Button.class.getName());
        event.setPackageName(getContext().getPackageName());
        event.getText().add(text);
        event.setEnabled(NumberPicker.this.isEnabled());
        event.setSource(NumberPicker.this, virtualViewId);
        requestSendAccessibilityEvent(NumberPicker.this, event);
    }
}