Example usage for android.view.accessibility AccessibilityNodeInfo obtain

Introduction

In this page you can find the example usage for android.view.accessibility AccessibilityNodeInfo obtain.

Prototype

public static AccessibilityNodeInfo obtain(AccessibilityNodeInfo info) 

Source Link

Document

Returns a cached instance if such is available or a new one is create.

Usage

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.screenspeak.SavedNode.java

@Override
public void onAccessibilityEvent(AccessibilityEvent event) {
    switch (event.getEventType()) {
    case AccessibilityEvent.TYPE_WINDOWS_CHANGED:
        clearCache();//from w  ww  . jav  a2 s .  c o m
        break;
    case AccessibilityEvent.TYPE_VIEW_TEXT_SELECTION_CHANGED:
        AccessibilityNodeInfo source = event.getSource();
        if (source != null) {
            AccessibilityNodeInfoCompat copyNode = new AccessibilityNodeInfoCompat(
                    AccessibilityNodeInfo.obtain(source));
            Selection selection = new Selection(event.getFromIndex(), event.getToIndex());
            mSelectionCache.put(copyNode, selection);
        }
        break;
    }
}

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From source file:com.android.switchaccess.SwitchAccessNodeCompat.java

/**
 * Obtain a new copy of this object. The resulting node must be recycled for efficient use
 * of underlying resources.//w w  w. ja va  2 s .co m
 *
 * @return A new copy of the node
 */
public SwitchAccessNodeCompat obtainCopy() {
    SwitchAccessNodeCompat obtainedInstance = new SwitchAccessNodeCompat(
            AccessibilityNodeInfo.obtain((AccessibilityNodeInfo) getInfo()), mWindowsAbove);

    /* Preserve lazily-initialized value if we have it */
    if (mVisibilityCalculated) {
        obtainedInstance.mVisibilityCalculated = true;
        obtainedInstance.mVisibleBoundsInScreen = new Rect(mVisibleBoundsInScreen);
    }

    obtainedInstance.mBoundsDuplicateAncestor = mBoundsDuplicateAncestor;
    return obtainedInstance;
}

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From source file:com.google.android.marvin.screenspeak.ScreenSpeakService.java

@Override
public AccessibilityNodeInfo getRootInActiveWindow() {
    if (mIsRootNodeDirty || mRootNode == null) {
        mRootNode = super.getRootInActiveWindow();
        mIsRootNodeDirty = false;/*from w ww.  ja  v  a2s  . co  m*/
    }
    return mRootNode == null ? null : AccessibilityNodeInfo.obtain(mRootNode);
}

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From source file:com.googlecode.eyesfree.brailleback.TreeDebugNavigationMode.java

/**
 * Outputs the node tree from the current node using dfs preorder
 * traversal./*from w ww  . j  a v a  2s .  c  om*/
 */
private void printNodes() {
    HashSet<AccessibilityNodeInfo> seen = new HashSet<AccessibilityNodeInfo>();
    if (mCurrentNode == null) {
        LogUtils.log(this, Log.VERBOSE, "No current node");
        return;
    }
    LogUtils.log(this, Log.VERBOSE, "Printing nodes");
    printNodeTree(AccessibilityNodeInfo.obtain(mCurrentNode), "", seen);
    for (AccessibilityNodeInfo node : seen) {
        node.recycle();
    }
}

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