Example usage for android.support.v4.view.accessibility AccessibilityNodeInfoCompat AccessibilityNodeInfoCompat

Introduction

In this page you can find the example usage for android.support.v4.view.accessibility AccessibilityNodeInfoCompat AccessibilityNodeInfoCompat.

Prototype

public AccessibilityNodeInfoCompat(Object info) 

Source Link

Usage

From source file:com.android.utils.compat.accessibilityservice.AccessibilityServiceCompatUtils.java

/**
 * @return root node of the Application window
 *///from   ww  w. j  a va  2s  . c om
public static AccessibilityNodeInfoCompat getRootInActiveWindow(AccessibilityService service) {
    if (service == null)
        return null;

    AccessibilityNodeInfo root = service.getRootInActiveWindow();
    if (root == null)
        return null;
    return new AccessibilityNodeInfoCompat(root);
}

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From source file:com.android.switchaccess.test.ShadowAccessibilityNodeInfoCompat.java

@Implementation
public static AccessibilityNodeInfoCompat obtain(AccessibilityNodeInfoCompat compat) {
    final AccessibilityNodeInfo newInfo = AccessibilityNodeInfo
            .obtain((AccessibilityNodeInfo) compat.getInfo());
    return new AccessibilityNodeInfoCompat(newInfo);
}

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From source file:com.android.switchaccess.test.ShadowAccessibilityNodeInfoCompat.java

@Implementation
public static AccessibilityNodeInfoCompat obtain() {
    return new AccessibilityNodeInfoCompat(AccessibilityNodeInfo.obtain());
}

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From source file:com.googlecode.eyesfree.compat.accessibilityservice.AccessibilityServiceCompatUtils.java

public static AccessibilityNodeInfoCompat getRootInActiveWindow(AccessibilityService service) {
    Object root = CompatUtils.invoke(service, null, METHOD_getRootInActiveWindow);
    if (root != null) {
        return new AccessibilityNodeInfoCompat(root);
    } else {/*from   w  w  w. jav  a  2  s .com*/
        return null;
    }
}

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

public static AccessibilityNodeInfoCompat getFocusedNode(AccessibilityService service, boolean fallbackOnRoot) {
    AccessibilityNodeInfo root = service.getRootInActiveWindow();
    AccessibilityNodeInfo focused = null;

    try {/*from  ww  w.  ja v  a 2s  . c  om*/
        AccessibilityNodeInfo ret = null;
        if (root != null) {
            focused = root.findFocus(AccessibilityNodeInfo.FOCUS_ACCESSIBILITY);
            if (focused != null && focused.isVisibleToUser()) {
                ret = focused;
                focused = null;
            } else if (fallbackOnRoot) {
                ret = root;
                root = null;
            }
        } else {
            LogUtils.log(service, Log.ERROR, "No current window root");
        }

        if (ret != null) {
            return new AccessibilityNodeInfoCompat(ret);
        }
    } finally {
        if (root != null) {
            root.recycle();
        }

        if (focused != null) {
            focused.recycle();
        }
    }

    return null;
}

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From source file:com.googlecode.eyesfree.compat.view.accessibility.AccessibilityNodeInfoCompatUtils.java

/**
 * Gets the node info for which the view represented by this info serves as
 * a label for accessibility purposes./*from   w  w  w .ja  v a  2 s  . c om*/
 * <p>
 * <strong>Note:</strong> It is a client responsibility to recycle the
 * received info by calling {@link AccessibilityNodeInfoCompat#recycle()} to
 * avoid creating of multiple instances.
 * </p>
 *
 * @return The labeled info.
 */
public static AccessibilityNodeInfoCompat getLabelFor(AccessibilityNodeInfoCompat node) {
    final Object info = node.getInfo();
    if (info == null) {
        Log.e(TAG, "Compat node was missing internal node");
        return null;
    }

    final Object resultInfo = CompatUtils.invoke(info, null, METHOD_getLabelFor);
    if (resultInfo == null) {
        return null;
    }

    return new AccessibilityNodeInfoCompat(resultInfo);
}

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From source file:com.google.android.apps.common.testing.accessibility.framework.AccessibilityInfoHierarchyCheck.java

static List<AccessibilityNodeInfoCompat> getAllInfoCompatsInHierarchy(Context context,
        AccessibilityNodeInfo root) {// w w  w .j a v a  2  s  .c o m
    return AccessibilityNodeInfoUtils.searchAllFromBfs(context, new AccessibilityNodeInfoCompat(root),
            AccessibilityInfoHierarchyCheck.WIDE_OPEN_FILTER);
}

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

@Override
public boolean accept(AccessibilityEvent event, ScreenSpeakService context) {
    if (event.getEventType() != AccessibilityEvent.TYPE_WINDOW_CONTENT_CHANGED)
        return false;

    AccessibilityNodeInfoCompat node = new AccessibilityNodeInfoCompat(event.getSource());
    if (node.getInfo() == null) {
        return false;
    }//from w  w w  .java 2 s .  co m

    int liveRegion = node.getLiveRegion();
    switch (liveRegion) {
    case View.ACCESSIBILITY_LIVE_REGION_POLITE:
        return true;
    case View.ACCESSIBILITY_LIVE_REGION_ASSERTIVE:
        return true;
    case View.ACCESSIBILITY_LIVE_REGION_NONE:
        return false;
    default:
        return false;
    }
}

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From source file:com.google.android.apps.common.testing.accessibility.framework.EditableContentDescInfoCheck.java

@Override
public List<AccessibilityInfoCheckResult> runCheckOnInfo(AccessibilityNodeInfo info, Context context,
        Bundle metadata) {/*from  w  ww  .  j av  a 2 s . c  o  m*/
    List<AccessibilityInfoCheckResult> results = new ArrayList<AccessibilityInfoCheckResult>(1);
    AccessibilityNodeInfoCompat compatInfo = new AccessibilityNodeInfoCompat(info);

    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2) {
        if (info.isEditable()) {
            if (!TextUtils.isEmpty(info.getContentDescription())) {
                results.add(
                        new AccessibilityInfoCheckResult(this.getClass(), AccessibilityCheckResultType.ERROR,
                                "Editable view should not have a contentDescription", info));
            }
        } else {
            results.add(new AccessibilityInfoCheckResult(this.getClass(), AccessibilityCheckResultType.NOT_RUN,
                    "Associated view must be editable", info));
        }
    } else {
        // Earlier API versions don't allow us to filter based on editable state, so we'll fall back
        // to using EditTexts instead.

        // TODO(caseyburkhardt): The missing context below will cause us to fail to resolve classes
        // defined within other packages.
        if (AccessibilityNodeInfoUtils.nodeMatchesAnyClassByType(null, compatInfo, EditText.class)) {
            if (!TextUtils.isEmpty(compatInfo.getContentDescription())) {
                results.add(
                        new AccessibilityInfoCheckResult(this.getClass(), AccessibilityCheckResultType.ERROR,
                                "EditText should not have a contentDescription", info));
            }
        } else {
            results.add(new AccessibilityInfoCheckResult(this.getClass(), AccessibilityCheckResultType.NOT_RUN,
                    "Associated view must be an EditText", info));
        }
    }
    return results;
}

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From source file:com.android.utils.compat.accessibilityservice.AccessibilityServiceCompatUtils.java

/**
 * @return root node of the window that currently has accessibility focus
 *///from   ww  w  . j av a2 s  . co m
public static AccessibilityNodeInfoCompat getRootInAccessibilityFocusedWindow(AccessibilityService service) {
    if (service == null) {
        return null;
    }

    AccessibilityNodeInfo focusedRoot = null;
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP_MR1) {
        List<AccessibilityWindowInfo> windows = service.getWindows();
        // Create window manager with fake value of isInRTL = false. This is okay here since
        // isInRTL will not change the result of getCurrentWindow.
        WindowManager manager = new WindowManager(false /* isInRTL */);
        manager.setWindows(windows);
        AccessibilityWindowInfo accessibilityFocusedWindow = manager
                .getCurrentWindow(false /* useInputFocus */);

        if (accessibilityFocusedWindow != null) {
            focusedRoot = accessibilityFocusedWindow.getRoot();
        }
    }

    if (focusedRoot == null) {
        focusedRoot = service.getRootInActiveWindow();
    }

    if (focusedRoot == null) {
        return null;
    }

    return new AccessibilityNodeInfoCompat(focusedRoot);
}

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