Example usage for android.view.accessibility AccessibilityManager sendAccessibilityEvent

Introduction

In this page you can find the example usage for android.view.accessibility AccessibilityManager sendAccessibilityEvent.

Prototype

public void sendAccessibilityEvent(AccessibilityEvent event) 

Source Link

Document

Sends an AccessibilityEvent .

Usage

From source file:com.android.messaging.util.AccessibilityUtil.java

public static void announceForAccessibilityCompat(final View view,
        @Nullable AccessibilityManager accessibilityManager, final CharSequence text) {
    final Context context = view.getContext().getApplicationContext();
    if (accessibilityManager == null) {
        accessibilityManager = (AccessibilityManager) context.getSystemService(Context.ACCESSIBILITY_SERVICE);
    }/*from ww w  . ja v a 2  s .  com*/

    if (!accessibilityManager.isEnabled()) {
        return;
    }

    // Jelly Bean added support for speaking text verbatim
    final int eventType = OsUtil.isAtLeastJB() ? AccessibilityEvent.TYPE_ANNOUNCEMENT
            : AccessibilityEvent.TYPE_VIEW_FOCUSED;

    // Construct an accessibility event with the minimum recommended
    // attributes. An event without a class name or package may be dropped.
    final AccessibilityEvent event = AccessibilityEvent.obtain(eventType);
    event.getText().add(text);
    event.setEnabled(view.isEnabled());
    event.setClassName(view.getClass().getName());
    event.setPackageName(context.getPackageName());

    // JellyBean MR1 requires a source view to set the window ID.
    final AccessibilityRecordCompat record = AccessibilityEventCompat.asRecord(event);
    record.setSource(view);

    // Sends the event directly through the accessibility manager. If we only supported SDK 14+
    // we could have done:
    // getParent().requestSendAccessibilityEvent(this, event);
    accessibilityManager.sendAccessibilityEvent(event);
}

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From source file:com.aboveware.common.crouton.Manager.java

/**
 * Generates and dispatches an SDK-specific spoken announcement.
 * <p>//from   w  ww  .j  a va2 s  . c  o m
 * For backwards compatibility, we're constructing an event from scratch
 * using the appropriate event type. If your application only targets SDK
 * 16+, you can just call View.announceForAccessibility(CharSequence).
 * </p>
 *
 * note: AccessibilityManager is only available from API lvl 4.
 *
 * Adapted from https://http://eyes-free.googlecode.com/files/accessibility_codelab_demos_v2_src.zip
 * via https://github.com/coreform/android-formidable-validation
 *
 * @param context Used to get {@link AccessibilityManager}
 * @param text The text to announce.
 */
public static void announceForAccessibilityCompat(Context context, CharSequence text) {
    if (Build.VERSION.SDK_INT >= 4) {
        AccessibilityManager accessibilityManager = (AccessibilityManager) context
                .getSystemService(Context.ACCESSIBILITY_SERVICE);
        if (!accessibilityManager.isEnabled()) {
            return;
        }

        // Prior to SDK 16, announcements could only be made through FOCUSED
        // events. Jelly Bean (SDK 16) added support for speaking text verbatim
        // using the ANNOUNCEMENT event type.
        final int eventType;
        if (Build.VERSION.SDK_INT < 16) {
            eventType = AccessibilityEvent.TYPE_VIEW_FOCUSED;
        } else {
            eventType = AccessibilityEventCompat.TYPE_ANNOUNCEMENT;
        }

        // Construct an accessibility event with the minimum recommended
        // attributes. An event without a class name or package may be dropped.
        final AccessibilityEvent event = AccessibilityEvent.obtain(eventType);
        event.getText().add(text);
        event.setClassName(Manager.class.getName());
        event.setPackageName(context.getPackageName());

        // Sends the event directly through the accessibility manager. If your
        // application only targets SDK 14+, you should just call
        // getParent().requestSendAccessibilityEvent(this, event);
        accessibilityManager.sendAccessibilityEvent(event);
    }
}

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From source file:com.elephant.widget.crouton.Manager.java

/**
 * Generates and dispatches an SDK-specific spoken announcement.
 * <p>//from  w ww .jav a2s.c  om
 * For backwards compatibility, we're constructing an event from scratch
 * using the appropriate event type. If your application only targets SDK
 * 16+, you can just call View.announceForAccessibility(CharSequence).
 * </p>
 * <p/>
 * note: AccessibilityManager is only available from API lvl 4.
 * <p/>
 * Adapted from https://http://eyes-free.googlecode.com/files/
 * accessibility_codelab_demos_v2_src.zip via
 * https://github.com/coreform/android-formidable-validation
 * 
 * @param context
 *            Used to get {@link AccessibilityManager}
 * @param text
 *            The text to announce.
 */
public static void announceForAccessibilityCompat(Context context, CharSequence text) {
    if (Build.VERSION.SDK_INT >= 4) {
        AccessibilityManager accessibilityManager = (AccessibilityManager) context
                .getSystemService(Context.ACCESSIBILITY_SERVICE);
        if (!accessibilityManager.isEnabled()) {
            return;
        }

        // Prior to SDK 16, announcements could only be made through FOCUSED
        // events. Jelly Bean (SDK 16) added support for speaking text
        // verbatim
        // using the ANNOUNCEMENT event type.
        final int eventType;
        if (Build.VERSION.SDK_INT < 16) {
            eventType = AccessibilityEvent.TYPE_VIEW_FOCUSED;
        } else {
            eventType = AccessibilityEventCompat.TYPE_ANNOUNCEMENT;
        }

        // Construct an accessibility event with the minimum recommended
        // attributes. An event without a class name or package may be
        // dropped.
        final AccessibilityEvent event = AccessibilityEvent.obtain(eventType);
        event.getText().add(text);
        event.setClassName(Manager.class.getName());
        event.setPackageName(context.getPackageName());

        // Sends the event directly through the accessibility manager. If
        // your
        // application only targets SDK 14+, you should just call
        // getParent().requestSendAccessibilityEvent(this, event);
        accessibilityManager.sendAccessibilityEvent(event);
    }
}

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From source file:com.arta.lib.widget.crouton.Manager.java

/**
 * Generates and dispatches an SDK-specific spoken announcement.
 * <p>//from   ww  w  .  ja  v  a2s  . c o m
 * For backwards compatibility, we're constructing an event from scratch
 * using the appropriate event type. If your application only targets SDK
 * 16+, you can just call View.announceForAccessibility(CharSequence).
 * </p>
 * <p/>
 * note: AccessibilityManager is only available from API lvl 4.
 * <p/>
 * Adapted from https://http://eyes-free.googlecode.com/files/accessibility_codelab_demos_v2_src.zip
 * via https://github.com/coreform/android-formidable-validation
 *
 * @param context
 *     Used to get {@link AccessibilityManager}
 * @param text
 *     The text to announce.
 */
public static void announceForAccessibilityCompat(Context context, CharSequence text) {
    if (Build.VERSION.SDK_INT >= 4) {
        AccessibilityManager accessibilityManager = null;
        if (null != context) {
            accessibilityManager = (AccessibilityManager) context
                    .getSystemService(Context.ACCESSIBILITY_SERVICE);
        }
        if (null == accessibilityManager || !accessibilityManager.isEnabled()) {
            return;
        }

        // Prior to SDK 16, announcements could only be made through FOCUSED
        // events. Jelly Bean (SDK 16) added support for speaking text verbatim
        // using the ANNOUNCEMENT event type.
        final int eventType;
        if (Build.VERSION.SDK_INT < 16) {
            eventType = AccessibilityEvent.TYPE_VIEW_FOCUSED;
        } else {
            eventType = AccessibilityEventCompat.TYPE_ANNOUNCEMENT;
        }

        // Construct an accessibility event with the minimum recommended
        // attributes. An event without a class name or package may be dropped.
        final AccessibilityEvent event = AccessibilityEvent.obtain(eventType);
        event.getText().add(text);
        event.setClassName(Manager.class.getName());
        event.setPackageName(context.getPackageName());

        // Sends the event directly through the accessibility manager. If your
        // application only targets SDK 14+, you should just call
        // getParent().requestSendAccessibilityEvent(this, event);
        accessibilityManager.sendAccessibilityEvent(event);
    }
}

---

From source file:com.partynetwork.iparty.app.widget.crouton.Manager.java

/**
 * Generates and dispatches an SDK-specific spoken announcement.
 * <p>/*from   w w w .  java 2s. com*/
 * For backwards compatibility, we're constructing an event from scratch
 * using the appropriate event type. If your application only targets SDK
 * 16+, you can just call View.announceForAccessibility(CharSequence).
 * </p>
 * <p/>
 * note: AccessibilityManager is only available from API lvl 4.
 * <p/>
 * Adapted from https://http://eyes-free.googlecode.com/files/
 * accessibility_codelab_demos_v2_src.zip via
 * https://github.com/coreform/android-formidable-validation
 * 
 * @param context
 *            Used to get {@link AccessibilityManager}
 * @param text
 *            The text to announce.
 */
public static void announceForAccessibilityCompat(Context context, CharSequence text) {
    if (Build.VERSION.SDK_INT >= 4) {
        AccessibilityManager accessibilityManager = null;
        if (null != context) {
            accessibilityManager = (AccessibilityManager) context
                    .getSystemService(Context.ACCESSIBILITY_SERVICE);
        }
        if (null == accessibilityManager || !accessibilityManager.isEnabled()) {
            return;
        }

        // Prior to SDK 16, announcements could only be made through FOCUSED
        // events. Jelly Bean (SDK 16) added support for speaking text
        // verbatim
        // using the ANNOUNCEMENT event type.
        final int eventType;
        if (Build.VERSION.SDK_INT < 16) {
            eventType = AccessibilityEvent.TYPE_VIEW_FOCUSED;
        } else {
            eventType = AccessibilityEventCompat.TYPE_ANNOUNCEMENT;
        }

        // Construct an accessibility event with the minimum recommended
        // attributes. An event without a class name or package may be
        // dropped.
        final AccessibilityEvent event = AccessibilityEvent.obtain(eventType);
        event.getText().add(text);
        event.setClassName(Manager.class.getName());
        event.setPackageName(context.getPackageName());

        // Sends the event directly through the accessibility manager. If
        // your
        // application only targets SDK 14+, you should just call
        // getParent().requestSendAccessibilityEvent(this, event);
        accessibilityManager.sendAccessibilityEvent(event);
    }
}

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From source file:cc.flydev.launcher.Folder.java

private void sendCustomAccessibilityEvent(int type, String text) {
    AccessibilityManager accessibilityManager = (AccessibilityManager) getContext()
            .getSystemService(Context.ACCESSIBILITY_SERVICE);
    if (accessibilityManager.isEnabled()) {
        AccessibilityEvent event = AccessibilityEvent.obtain(type);
        onInitializeAccessibilityEvent(event);
        event.getText().add(text);/*  w  w  w . j a  va 2 s. com*/
        accessibilityManager.sendAccessibilityEvent(event);
    }
}

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From source file:com.android.launcher3.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);/* w ww  .  j a v a  2  s. co m*/
        accessibilityManager.sendAccessibilityEvent(event);
    }
}

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From source file:com.llf.android.launcher3.Folder.java

private void sendCustomAccessibilityEvent(int type, String text) {
    AccessibilityManager accessibilityManager = (AccessibilityManager) getContext()
            .getSystemService(Context.ACCESSIBILITY_SERVICE);
    if (accessibilityManager.isEnabled()) {
        AccessibilityEvent event = AccessibilityEvent.obtain(type);
        // XXX onInitializeAccessibilityEvent(event);
        event.getText().add(text);/*from   w  ww  . j av a  2s.com*/
        accessibilityManager.sendAccessibilityEvent(event);
    }
}

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From source file:org.mozilla.gecko.GeckoAppShell.java

public static void emitGeckoAccessibilityEvent(int eventType, String role, String text, String description,
        boolean enabled, boolean checked, boolean password) {
    AccessibilityManager accessibilityManager = (AccessibilityManager) GeckoApp.mAppContext
            .getSystemService(Context.ACCESSIBILITY_SERVICE);

    if (!accessibilityManager.isEnabled())
        return;/*www .  j  ava  2s. c  om*/

    LayerController layerController = GeckoApp.mAppContext.getLayerController();
    LayerView layerView = layerController.getView();

    AccessibilityEvent event = AccessibilityEvent.obtain(eventType);
    event.setClassName(layerView.getClass().getName() + "$" + role);
    event.setPackageName(GeckoApp.mAppContext.getPackageName());
    event.setEnabled(enabled);
    event.setChecked(checked);
    event.setPassword(password);
    event.setContentDescription(description);
    event.getText().add(text);

    accessibilityManager.sendAccessibilityEvent(event);
}

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From source file:com.klinker.deskclock.widget.multiwaveview.GlowPadView.java

private void announceTargets() {
    StringBuilder utterance = new StringBuilder();
    final int targetCount = mTargetDrawables.size();
    for (int i = 0; i < targetCount; i++) {
        String targetDescription = getTargetDescription(i);
        String directionDescription = getDirectionDescription(i);
        if (!TextUtils.isEmpty(targetDescription) && !TextUtils.isEmpty(directionDescription)) {
            String text = String.format(directionDescription, targetDescription);
            utterance.append(text);//from  w w  w .j a  v a2  s .c  om
        }
    }
    if (utterance.length() > 0) {
        final AccessibilityManager accessibilityManager = (AccessibilityManager) getContext()
                .getSystemService(Context.ACCESSIBILITY_SERVICE);
        if (accessibilityManager.isEnabled()) {
            if (Build.VERSION.SDK_INT >= 16) {
                announceForAccessibility(utterance.toString());
            } else {
                AccessibilityEvent acc_event = AccessibilityEvent
                        .obtain(AccessibilityEvent.TYPE_NOTIFICATION_STATE_CHANGED);
                AccessibilityRecordCompat arc = new AccessibilityRecordCompat(acc_event);
                arc.setSource(this);
                acc_event.setClassName(this.getClass().getName());
                acc_event.setPackageName(this.getContext().getPackageName());
                acc_event.setEnabled(this.isEnabled());
                acc_event.getText().add(utterance.toString());
                accessibilityManager.sendAccessibilityEvent(acc_event);
            }
        }
    }
}

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