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

Introduction

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

Prototype

public boolean isFocusable() 

Source Link

Document

Gets whether this node is focusable.

Usage

From source file:Main.java

/**
 * Returns whether a node is actionable. That is, the node supports one of
 * {@link AccessibilityNodeInfoCompat#isClickable()},
 * {@link AccessibilityNodeInfoCompat#isFocusable()}, or
 * {@link AccessibilityNodeInfoCompat#isLongClickable()}.
 *
 * @param node The {@link AccessibilityNodeInfoCompat} to evaluate
 * @return {@code true} if node is actionable.
 *//*from w  w  w  . jav a  2s .c om*/
public static boolean isActionableForAccessibility(@Nullable AccessibilityNodeInfoCompat node) {
    if (node == null) {
        return false;
    }

    if (node.isClickable() || node.isLongClickable() || node.isFocusable()) {
        return true;
    }

    List actionList = node.getActionList();
    return actionList.contains(AccessibilityNodeInfoCompat.ACTION_CLICK)
            || actionList.contains(AccessibilityNodeInfoCompat.ACTION_LONG_CLICK)
            || actionList.contains(AccessibilityNodeInfoCompat.ACTION_FOCUS);
}

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From source file:Main.java

/**
 * Returns whether a node is actionable. That is, the node supports one of
 * the following actions:// ww w . j  a v a 2s.  c  o m
 * <ul>
 * <li>{@link AccessibilityNodeInfoCompat#isClickable()}
 * <li>{@link AccessibilityNodeInfoCompat#isFocusable()}
 * <li>{@link AccessibilityNodeInfoCompat#isLongClickable()}
 * </ul>
 * This parities the system method View#isActionableForAccessibility(), which
 * was added in JellyBean.
 *
 * @param node The node to examine.
 * @return {@code true} if node is actionable.
 */
public static boolean isActionableForAccessibility(AccessibilityNodeInfoCompat node) {
    if (node == null) {
        return false;
    }

    // Nodes that are clickable are always actionable.
    if (isClickable(node) || isLongClickable(node)) {
        return true;
    }

    if (node.isFocusable()) {
        return true;
    }

    return supportsAnyAction(node, AccessibilityNodeInfoCompat.ACTION_FOCUS,
            AccessibilityNodeInfoCompat.ACTION_NEXT_HTML_ELEMENT,
            AccessibilityNodeInfoCompat.ACTION_PREVIOUS_HTML_ELEMENT);
}

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

/**
 * Returns whether a node is actionable. That is, the node supports one of
 * the following actions:/*from   ww w . j ava2s . c  om*/
 * <ul>
 * <li>{@link AccessibilityNodeInfoCompat#isClickable()}
 * <li>{@link AccessibilityNodeInfoCompat#isFocusable()}
 * <li>{@link AccessibilityNodeInfoCompat#isLongClickable()}
 * </ul>
 * This parities the system method View#isActionableForAccessibility(), which
 * was added in JellyBean.
 *
 * @param node The node to examine.
 * @return {@code true} if node is actionable.
 */
public static boolean isActionableForAccessibility(AccessibilityNodeInfoCompat node) {
    if (node == null) {
        return false;
    }

    // Nodes that are clickable are always actionable.
    if (isClickable(node) || isLongClickable(node)) {
        return true;
    }

    if (node.isFocusable()) {
        return true;
    }

    if (WebInterfaceUtils.hasNativeWebContent(node)) {
        return supportsAnyAction(node, AccessibilityNodeInfoCompat.ACTION_FOCUS);
    }

    return supportsAnyAction(node, AccessibilityNodeInfoCompat.ACTION_FOCUS,
            AccessibilityNodeInfoCompat.ACTION_NEXT_HTML_ELEMENT,
            AccessibilityNodeInfoCompat.ACTION_PREVIOUS_HTML_ELEMENT);
}

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

/**
 * Gets a description of the properties of a node.
 *///www .  ja  va 2s  .  c o  m
public static CharSequence nodeDebugDescription(AccessibilityNodeInfoCompat node) {
    StringBuilder sb = new StringBuilder();
    sb.append(node.getWindowId());

    if (node.getClassName() != null) {
        appendSimpleName(sb, node.getClassName());
    } else {
        sb.append("??");
    }

    if (!node.isVisibleToUser()) {
        sb.append(":invisible");
    }

    if (node.getText() != null) {
        sb.append(":");
        sb.append(node.getText().toString().trim());
    }

    if (node.getContentDescription() != null) {
        sb.append(":");
        sb.append(node.getContentDescription().toString().trim());
    }

    int actions = node.getActions();
    if (actions != 0) {
        sb.append(":");
        if ((actions & AccessibilityNodeInfoCompat.ACTION_FOCUS) != 0) {
            sb.append("F");
        }
        if ((actions & AccessibilityNodeInfoCompat.ACTION_ACCESSIBILITY_FOCUS) != 0) {
            sb.append("A");
        }
        if ((actions & AccessibilityNodeInfoCompat.ACTION_CLEAR_ACCESSIBILITY_FOCUS) != 0) {
            sb.append("a");
        }
        if ((actions & AccessibilityNodeInfoCompat.ACTION_SCROLL_BACKWARD) != 0) {
            sb.append("-");
        }
        if ((actions & AccessibilityNodeInfoCompat.ACTION_SCROLL_FORWARD) != 0) {
            sb.append("+");
        }
    }

    if (node.isCheckable()) {
        sb.append(":");
        if (node.isChecked()) {
            sb.append("(X)");
        } else {
            sb.append("( )");
        }
    }

    if (node.isFocusable()) {
        sb.append(":focusable");
    }

    if (node.isFocused()) {
        sb.append(":focused");
    }

    if (node.isSelected()) {
        sb.append(":selected");
    }

    if (node.isClickable()) {
        sb.append(":clickable");
    }

    if (node.isLongClickable()) {
        sb.append(":longClickable");
    }

    if (node.isAccessibilityFocused()) {
        sb.append(":accessibilityFocused");
    }

    if (!node.isEnabled()) {
        sb.append(":disabled");
    }

    return sb.toString();
}

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

/**
 * Gets a description of the properties of a node.
 */// w w  w.ja v a 2  s.  co  m
private static CharSequence nodeDebugDescription(AccessibilityNodeInfoCompat node) {
    StringBuilder sb = new StringBuilder();
    sb.append(node.getWindowId());

    if (node.getClassName() != null) {
        appendSimpleName(sb, node.getClassName());
    } else {
        sb.append("??");
    }

    if (!node.isVisibleToUser()) {
        sb.append(":invisible");
    }

    Rect rect = new Rect();
    node.getBoundsInScreen(rect);
    sb.append(":");
    sb.append("(").append(rect.left).append(", ").append(rect.top).append(" - ").append(rect.right).append(", ")
            .append(rect.bottom).append(")");

    if (node.getText() != null) {
        sb.append(":");
        sb.append(node.getText().toString().trim());
    }

    if (node.getContentDescription() != null) {
        sb.append(":");
        sb.append(node.getContentDescription().toString().trim());
    }

    int actions = node.getActions();
    if (actions != 0) {
        sb.append(":");
        if ((actions & AccessibilityNodeInfoCompat.ACTION_FOCUS) != 0) {
            sb.append("F");
        }
        if ((actions & AccessibilityNodeInfoCompat.ACTION_ACCESSIBILITY_FOCUS) != 0) {
            sb.append("A");
        }
        if ((actions & AccessibilityNodeInfoCompat.ACTION_CLEAR_ACCESSIBILITY_FOCUS) != 0) {
            sb.append("a");
        }
        if ((actions & AccessibilityNodeInfoCompat.ACTION_SCROLL_BACKWARD) != 0) {
            sb.append("-");
        }
        if ((actions & AccessibilityNodeInfoCompat.ACTION_CLICK) != 0) {
            sb.append("C");
        }
        if ((actions & AccessibilityNodeInfoCompat.ACTION_LONG_CLICK) != 0) {
            sb.append("L");
        }
        if ((actions & AccessibilityNodeInfoCompat.ACTION_SCROLL_FORWARD) != 0) {
            sb.append("+");
        }
        if ((actions & AccessibilityNodeInfoCompat.ACTION_EXPAND) != 0) {
            sb.append("e");
        }
        if ((actions & AccessibilityNodeInfoCompat.ACTION_COLLAPSE) != 0) {
            sb.append("c");
        }
    }

    if (node.isCheckable()) {
        sb.append(":");
        if (node.isChecked()) {
            sb.append("(X)");
        } else {
            sb.append("( )");
        }
    }

    if (node.isFocusable()) {
        sb.append(":focusable");
    }

    if (node.isFocused()) {
        sb.append(":focused");
    }

    if (node.isSelected()) {
        sb.append(":selected");
    }

    if (node.isClickable()) {
        sb.append(":clickable");
    }

    if (node.isLongClickable()) {
        sb.append(":longClickable");
    }

    if (node.isAccessibilityFocused()) {
        sb.append(":accessibilityFocused");
    }

    if (!node.isEnabled()) {
        sb.append(":disabled");
    }

    if (node.getCollectionInfo() != null) {
        sb.append(":collection");
        sb.append("#R");
        sb.append(node.getCollectionInfo().getRowCount());
        sb.append("C");
        sb.append(node.getCollectionInfo().getColumnCount());
    }

    if (node.getCollectionItemInfo() != null) {
        if (node.getCollectionItemInfo().isHeading()) {
            sb.append(":heading");
        } else {
            sb.append(":item");
        }

        sb.append("#r");
        sb.append(node.getCollectionItemInfo().getRowIndex());
        sb.append("c");
        sb.append(node.getCollectionItemInfo().getColumnIndex());
    }

    return sb.toString();
}

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From source file:com.android.talkback.controller.CursorControllerApp.java

@Override
public boolean setCursor(AccessibilityNodeInfoCompat node) {
    // Accessibility focus follows input focus; on TVs we want to set both simultaneously,
    // so we change the input focus if possible and let the ProcessorFocusAndSingleTap
    // handle changing the accessibility focus.
    if (mControlInputFocus && node.isFocusable() && !node.isFocused()) {
        if (setCursor(node, AccessibilityNodeInfoCompat.ACTION_FOCUS)) {
            return true;
        }//from  ww  w  . j  a  v  a2s  .c  o m
    }

    // Set accessibility focus otherwise (or as a fallback if setting input focus failed).
    return setCursor(node, AccessibilityNodeInfoCompat.ACTION_ACCESSIBILITY_FOCUS);
}

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