Example usage for android.view.accessibility AccessibilityEvent getContentDescription

List of usage examples for android.view.accessibility AccessibilityEvent getContentDescription

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Introduction

In this page you can find the example usage for android.view.accessibility AccessibilityEvent getContentDescription.

Prototype

public CharSequence getContentDescription()

Source Link

Document

Gets the description of the source.

Usage

From source file:com.android.utils.AccessibilityEventUtils.java

/**
 * Gets the text of an <code>event</code> by returning the content description
 * (if available) or by concatenating the text members (regardless of their
 * priority) using space as a delimiter.
 *
 * @param event The event.// www  .  jav a 2s . c om
 * @return The event text.
 */
public static CharSequence getEventTextOrDescription(AccessibilityEvent event) {
    if (event == null) {
        return null;
    }

    final CharSequence contentDescription = event.getContentDescription();

    if (!TextUtils.isEmpty(contentDescription)) {
        return contentDescription;
    }

    return getEventAggregateText(event);
}

From source file:Main.java

/**
 * @return If the <code>first</code> event is equal to the <code>second</code>.
 *//* www.j  av  a  2s .  c o m*/
public static boolean eventEquals(AccessibilityEvent first, AccessibilityEvent second) {
    // TODO: The framework should implement AccessibilityEvent#equals()
    if (first == null || second == null) {
        return false;
    }
    if (first.getEventType() != second.getEventType()) {
        return false;
    }
    if (first.getPackageName() == null) {
        if (second.getPackageName() != null) {
            return false;
        }
    } else if (!first.getPackageName().equals(second.getPackageName())) {
        return false;
    }
    if (first.getClassName() == null) {
        if (second.getClassName() != null) {
            return false;
        }
    } else if (!first.getClassName().equals(second.getClassName())) {
        return false;
    }
    if (!first.getText().equals(second.getText())) {
        // The result of getText() is never null.
        return false;
    }
    if (first.getContentDescription() == null) {
        if (second.getContentDescription() != null) {
            return false;
        }
    } else if (!first.getContentDescription().equals(second.getContentDescription())) {
        return false;
    }
    if (first.getBeforeText() == null) {
        if (second.getBeforeText() != null) {
            return false;
        }
    } else if (!first.getBeforeText().equals(second.getBeforeText())) {
        return false;
    }
    if (first.getParcelableData() != null) {
        // Parcelable data may not implement equals() correctly.
        return false;
    }
    if (first.getAddedCount() != second.getAddedCount()) {
        return false;
    }
    if (first.isChecked() != second.isChecked()) {
        return false;
    }
    if (first.isEnabled() != second.isEnabled()) {
        return false;
    }
    if (first.getFromIndex() != second.getFromIndex()) {
        return false;
    }
    if (first.isFullScreen() != second.isFullScreen()) {
        return false;
    }
    if (first.getCurrentItemIndex() != second.getCurrentItemIndex()) {
        return false;
    }
    if (first.getItemCount() != second.getItemCount()) {
        return false;
    }
    if (first.isPassword() != second.isPassword()) {
        return false;
    }
    if (first.getRemovedCount() != second.getRemovedCount()) {
        return false;
    }
    if (first.getEventTime() != second.getEventTime()) {
        return false;
    }
    return true;
}

From source file:com.rosthouse.vibrobag.NotificationListener.java

@Override
public void onAccessibilityEvent(AccessibilityEvent event) {
    final int eventType = event.getEventType();
    String eventText = null;//from   w ww.j  a  v  a 2s  .  c  o  m
    if (eventType == AccessibilityEvent.TYPE_NOTIFICATION_STATE_CHANGED) {
        Notification note = (Notification) event.getParcelableData();

    }
    eventText = eventText + event.getContentDescription();
    LocalBroadcastManager.getInstance(this);

}

From source file:com.android.talkback.eventprocessor.ProcessorScreen.java

private CharSequence getWindowTitleFromEvent(AccessibilityEvent event, boolean useContentDescription) {
    if (useContentDescription && !TextUtils.isEmpty(event.getContentDescription())) {
        return event.getContentDescription();
    }/*  w  w w .  j a  v  a 2  s.  com*/

    List<CharSequence> titles = event.getText();
    if (titles.size() > 0) {
        return titles.get(0);
    }

    return null;
}

From source file:com.android.yijiang.kzx.widget.betterpickers.TouchExplorationHelper.java

private AccessibilityEvent getEventForItem(T item, int eventType) {
    final AccessibilityEvent event = AccessibilityEvent.obtain(eventType);
    final AccessibilityRecordCompat record = new AccessibilityRecordCompat(event);
    final int virtualDescendantId = getIdForItem(item);

    // Ensure the client has good defaults.
    event.setEnabled(true);/*from w  ww. j a  va 2  s  .c o m*/

    // Allow the client to populate the event.
    populateEventForItem(item, event);

    if (event.getText().isEmpty() && TextUtils.isEmpty(event.getContentDescription())) {
        throw new RuntimeException("You must add text or a content description in populateEventForItem()");
    }

    // Don't allow the client to override these properties.
    event.setClassName(item.getClass().getName());
    event.setPackageName(mParentView.getContext().getPackageName());
    record.setSource(mParentView, virtualDescendantId);

    return event;
}

From source file:com.deange.datetimepicker.TouchExplorationHelper.java

private AccessibilityEvent getEventForItem(T item, int eventType) {
    final AccessibilityEvent event = AccessibilityEvent.obtain(eventType);
    final AccessibilityRecordCompat record = new AccessibilityRecordCompat(event);
    final int virtualDescendantId = getIdForItem(item);

    // Ensure the client has good defaults.
    event.setEnabled(true);/*from  w w  w.j a  v  a2 s.c o m*/

    // Allow the client to populate the event.
    populateEventForItem(item, event);

    if (event.getText().isEmpty() && TextUtils.isEmpty(event.getContentDescription())) {
        throw new RuntimeException("You must add text or a content description in populateEventForItem()");
    }

    // Don&#39;t allow the client to override these properties.
    event.setClassName(item.getClass().getName());
    event.setPackageName(mParentView.getContext().getPackageName());
    record.setSource(mParentView, virtualDescendantId);

    return event;
}

From source file:com.android.utils.ExploreByTouchHelper.java

/**
 * Constructs and returns an {@link AccessibilityEvent} populated with
 * information about the specified item.
 *
 * @param virtualViewId The virtual view id for the item for which to
 *            construct an event.//  w  ww  . ja  va  2  s.c  o m
 * @param eventType The type of event to construct.
 * @return An {@link AccessibilityEvent} populated with information about
 *         the specified item.
 */
private AccessibilityEvent getEventForVirtualViewId(int virtualViewId, int eventType) {
    final AccessibilityEvent event = AccessibilityEvent.obtain(eventType);

    // Ensure the client has good defaults.
    event.setEnabled(true);
    event.setClassName(mHost.getClass().getName() + DEFAULT_CLASS_NAME);

    // Allow the client to populate the event.
    populateEventForVirtualViewId(virtualViewId, event);

    if (event.getText().isEmpty() && TextUtils.isEmpty(event.getContentDescription())) {
        throw new RuntimeException("You must add text or a content description in populateEventForItem()");
    }

    // Don't allow the client to override these properties.
    event.setPackageName(mHost.getContext().getPackageName());

    final AccessibilityRecordCompat record = AccessibilityEventCompat.asRecord(event);
    record.setSource(mHost, virtualViewId);

    return event;
}

From source file:com.googlecode.eyesfree.utils.ExploreByTouchHelper.java

/**
 * Constructs and returns an {@link AccessibilityEvent} populated with
 * information about the specified item.
 *
 * @param virtualViewId The virtual view id for the item for which to
 *            construct an event./*  w w  w . j av a2 s  . co m*/
 * @param eventType The type of event to construct.
 * @return An {@link AccessibilityEvent} populated with information about
 *         the specified item.
 */
private AccessibilityEvent getEventForVirtualViewId(int virtualViewId, int eventType) {
    final AccessibilityEvent event = AccessibilityEvent.obtain(eventType);

    // Ensure the client has good defaults.
    event.setEnabled(true);
    event.setClassName(mHost.getClass().getName() + DEFAULT_CLASS_NAME);

    // Allow the client to populate the event.
    populateEventForVirtualViewId(virtualViewId, event);

    if (event.getText().isEmpty() && TextUtils.isEmpty(event.getContentDescription())) {
        throw new RuntimeException("You must add text or a content description in populateEventForItem()");
    }

    // Don't allow the client to override these properties.
    event.setPackageName(mHost.getContext().getPackageName());

    // Virtual view hierarchies are only supported in API 16+.
    final AccessibilityRecordCompat record = new AccessibilityRecordCompat(event);
    record.setSource(mHost, virtualViewId);

    return event;
}

From source file:com.google.android.marvin.mytalkback.formatter.EventSpeechRule.java

/**
 * Returns the value of a given <code>property</code> of an <code>event</code>.
 *
 * @param property The property//  w  ww .j a  va2  s  .c o m
 * @param event The event.
 * @return the value.
 */
private Object getPropertyValue(Context context, String property, AccessibilityEvent event) {
    final AccessibilityRecordCompat record = new AccessibilityRecordCompat(event);

    // TODO(alanv): Don't do so many string comparisons here.
    if (PROPERTY_EVENT_TYPE.equals(property)) {
        return event.getEventType();
    } else if (PROPERTY_PACKAGE_NAME.equals(property)) {
        return event.getPackageName();
    } else if (PROPERTY_CLASS_NAME.equals(property)) {
        return event.getClassName();
    } else if (PROPERTY_CLASS_NAME_STRICT.equals(property)) {
        return event.getClassName();
    } else if (PROPERTY_TEXT.equals(property)) {
        return AccessibilityEventUtils.getEventAggregateText(event);
    } else if (PROPERTY_BEFORE_TEXT.equals(property)) {
        return event.getBeforeText();
    } else if (PROPERTY_CONTENT_DESCRIPTION.equals(property)) {
        return event.getContentDescription();
    } else if (PROPERTY_CONTENT_DESCRIPTION_OR_TEXT.equals(property)) {
        return AccessibilityEventUtils.getEventTextOrDescription(event);
    } else if (PROPERTY_NODE_DESCRIPTION_OR_FALLBACK.equals(property)) {
        return getNodeDescriptionOrFallback(event);
    } else if (PROPERTY_EVENT_TIME.equals(property)) {
        return event.getEventTime();
    } else if (PROPERTY_ITEM_COUNT.equals(property)) {
        return event.getItemCount();
    } else if (PROPERTY_CURRENT_ITEM_INDEX.equals(property)) {
        return event.getCurrentItemIndex();
    } else if (PROPERTY_FROM_INDEX.equals(property)) {
        return event.getFromIndex();
    } else if (PROPERTY_TO_INDEX.equals(property)) {
        return record.getToIndex();
    } else if (PROPERTY_SCROLLABLE.equals(property)) {
        return record.isScrollable();
    } else if (PROPERTY_SCROLL_X.equals(property)) {
        return record.getScrollX();
    } else if (PROPERTY_SCROLL_Y.equals(property)) {
        return record.getScrollY();
    } else if (PROPERTY_RECORD_COUNT.equals(property)) {
        return AccessibilityEventCompat.getRecordCount(event);
    } else if (PROPERTY_CHECKED.equals(property)) {
        return event.isChecked();
    } else if (PROPERTY_ENABLED.equals(property)) {
        return event.isEnabled();
    } else if (PROPERTY_FULL_SCREEN.equals(property)) {
        return event.isFullScreen();
    } else if (PROPERTY_PASSWORD.equals(property)) {
        return event.isPassword();
    } else if (PROPERTY_ADDED_COUNT.equals(property)) {
        return event.getAddedCount();
    } else if (PROPERTY_REMOVED_COUNT.equals(property)) {
        return event.getRemovedCount();
    } else if (PROPERTY_VERSION_CODE.equals(property)) {
        return PackageManagerUtils.getVersionCode(context, event.getPackageName());
    } else if (PROPERTY_VERSION_NAME.equals(property)) {
        return PackageManagerUtils.getVersionName(context, event.getPackageName());
    } else if (PROPERTY_PLATFORM_RELEASE.equals(property)) {
        return Build.VERSION.RELEASE;
    } else if (PROPERTY_PLATFORM_SDK.equals(property)) {
        return Build.VERSION.SDK_INT;
    } else {
        throw new IllegalArgumentException("Unknown property : " + property);
    }
}

From source file:com.android.screenspeak.formatter.EventSpeechRule.java

/**
 * Returns the value of a given <code>property</code> of an <code>event</code>.
 *
 * @param property The property/*from  www  .  j av a  2  s . c om*/
 * @param event The event.
 * @return the value.
 */
private Object getPropertyValue(Context context, String property, AccessibilityEvent event) {
    final AccessibilityRecordCompat record = AccessibilityEventCompat.asRecord(event);

    if (property == null) {
        throw new IllegalArgumentException("Unknown property : " + property);
    }

    // TODO(AV): Don't do so many string comparisons here.
    switch (property) {
    case PROPERTY_EVENT_TYPE:
        return event.getEventType();
    case PROPERTY_PACKAGE_NAME:
        return event.getPackageName();
    case PROPERTY_CLASS_NAME:
        return event.getClassName();
    case PROPERTY_CLASS_NAME_STRICT:
        return event.getClassName();
    case PROPERTY_TEXT:
        return AccessibilityEventUtils.getEventAggregateText(event);
    case PROPERTY_BEFORE_TEXT:
        return event.getBeforeText();
    case PROPERTY_CONTENT_DESCRIPTION:
        return event.getContentDescription();
    case PROPERTY_CONTENT_DESCRIPTION_OR_TEXT:
        return AccessibilityEventUtils.getEventTextOrDescription(event);
    case PROPERTY_NODE_DESCRIPTION_OR_FALLBACK:
        return getNodeDescriptionOrFallback(event);
    case PROPERTY_EVENT_TIME:
        return event.getEventTime();
    case PROPERTY_ITEM_COUNT:
        return event.getItemCount();
    case PROPERTY_CURRENT_ITEM_INDEX:
        return event.getCurrentItemIndex();
    case PROPERTY_FROM_INDEX:
        return event.getFromIndex();
    case PROPERTY_TO_INDEX:
        return record.getToIndex();
    case PROPERTY_SCROLLABLE:
        return record.isScrollable();
    case PROPERTY_SCROLL_X:
        return record.getScrollX();
    case PROPERTY_SCROLL_Y:
        return record.getScrollY();
    case PROPERTY_RECORD_COUNT:
        return AccessibilityEventCompat.getRecordCount(event);
    case PROPERTY_CHECKED:
        return event.isChecked();
    case PROPERTY_ENABLED:
        return event.isEnabled();
    case PROPERTY_FULL_SCREEN:
        return event.isFullScreen();
    case PROPERTY_PASSWORD:
        return event.isPassword();
    case PROPERTY_ADDED_COUNT:
        return event.getAddedCount();
    case PROPERTY_REMOVED_COUNT:
        return event.getRemovedCount();
    case PROPERTY_VERSION_CODE:
        return PackageManagerUtils.getVersionCode(context, event.getPackageName());
    case PROPERTY_VERSION_NAME:
        return PackageManagerUtils.getVersionName(context, event.getPackageName());
    case PROPERTY_PLATFORM_RELEASE:
        return Build.VERSION.RELEASE;
    case PROPERTY_PLATFORM_SDK:
        return Build.VERSION.SDK_INT;
    default:
        throw new IllegalArgumentException("Unknown property : " + property);
    }
}