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

Introduction

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

Prototype

int ACTION_FOCUS

To view the source code for android.support.v4.view.accessibility AccessibilityNodeInfoCompat ACTION_FOCUS.

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Document

Action that focuses the node.

Usage

From source file:Main.java

/**
 * Returns whether a node is actionable. That is, the node supports one of
 * the following actions:/*from w  w w  . j  a  v a  2  s .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);
}

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

/**
 * Gets a description of the properties of a node.
 *///from  w  w  w .  j a  v a 2  s.  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();
}

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

/**
 * Gets a description of the properties of a node.
 *//*from   w  w w.  ja va2s. 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();
}

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  ww . ja v a 2  s.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);
}

From source file:com.facebook.stetho.inspector.elements.android.AccessibilityNodeInfoWrapper.java

@Nullable
public static String getActions(AccessibilityNodeInfoCompat node) {
    final StringBuilder actionLabels = new StringBuilder();
    final String separator = ", ";

    for (AccessibilityActionCompat action : node.getActionList()) {
        if (actionLabels.length() > 0) {
            actionLabels.append(separator);
        }//from w w w  . j ava  2 s  .c  o m
        switch (action.getId()) {
        case AccessibilityNodeInfoCompat.ACTION_FOCUS:
            actionLabels.append("focus");
            break;
        case AccessibilityNodeInfoCompat.ACTION_CLEAR_FOCUS:
            actionLabels.append("clear-focus");
            break;
        case AccessibilityNodeInfoCompat.ACTION_SELECT:
            actionLabels.append("select");
            break;
        case AccessibilityNodeInfoCompat.ACTION_CLEAR_SELECTION:
            actionLabels.append("clear-selection");
            break;
        case AccessibilityNodeInfoCompat.ACTION_CLICK:
            actionLabels.append("click");
            break;
        case AccessibilityNodeInfoCompat.ACTION_LONG_CLICK:
            actionLabels.append("long-click");
            break;
        case AccessibilityNodeInfoCompat.ACTION_ACCESSIBILITY_FOCUS:
            actionLabels.append("accessibility-focus");
            break;
        case AccessibilityNodeInfoCompat.ACTION_CLEAR_ACCESSIBILITY_FOCUS:
            actionLabels.append("clear-accessibility-focus");
            break;
        case AccessibilityNodeInfoCompat.ACTION_NEXT_AT_MOVEMENT_GRANULARITY:
            actionLabels.append("next-at-movement-granularity");
            break;
        case AccessibilityNodeInfoCompat.ACTION_PREVIOUS_AT_MOVEMENT_GRANULARITY:
            actionLabels.append("previous-at-movement-granularity");
            break;
        case AccessibilityNodeInfoCompat.ACTION_NEXT_HTML_ELEMENT:
            actionLabels.append("next-html-element");
            break;
        case AccessibilityNodeInfoCompat.ACTION_PREVIOUS_HTML_ELEMENT:
            actionLabels.append("previous-html-element");
            break;
        case AccessibilityNodeInfoCompat.ACTION_SCROLL_FORWARD:
            actionLabels.append("scroll-forward");
            break;
        case AccessibilityNodeInfoCompat.ACTION_SCROLL_BACKWARD:
            actionLabels.append("scroll-backward");
            break;
        case AccessibilityNodeInfoCompat.ACTION_CUT:
            actionLabels.append("cut");
            break;
        case AccessibilityNodeInfoCompat.ACTION_COPY:
            actionLabels.append("copy");
            break;
        case AccessibilityNodeInfoCompat.ACTION_PASTE:
            actionLabels.append("paste");
            break;
        case AccessibilityNodeInfoCompat.ACTION_SET_SELECTION:
            actionLabels.append("set-selection");
            break;
        default:
            CharSequence label = action.getLabel();
            if (label != null) {
                actionLabels.append(label);
            } else {
                actionLabels.append("unknown");
            }
            break;
        }
    }

    return actionLabels.length() > 0 ? actionLabels.toString() : null;
}

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;
        }//w ww . j a va 2 s  .c  o m
    }

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

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  w w w .  j  a v a  2 s.  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;
    }

    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);
}

From source file:com.google.android.marvin.mytalkback.ProcessorFocusAndSingleTap.java

private void performClick(AccessibilityNodeInfoCompat node) {
    // Performing a click on an EditText does not show the IME, so we need
    // to place input focus on it. If the IME was already connected and is
    // hidden, there is nothing we can do.
    if (AccessibilityNodeInfoUtils.nodeMatchesAnyClassByType(mService, node, android.widget.EditText.class)) {
        node.performAction(AccessibilityNodeInfoCompat.ACTION_FOCUS);
        return;//from w ww.jav  a  2  s  .  c o  m
    }

    // If a user quickly touch explores in web content (event stream <
    // TAP_TIMEOUT), we'll send an unintentional ACTION_CLICK. Switch
    // off clicking on web content for now.
    if (WebInterfaceUtils.hasWebContent(node)) {
        return;
    }

    node.performAction(AccessibilityNodeInfoCompat.ACTION_CLICK);
}

From source file:com.android.screenspeak.eventprocessor.ProcessorFocusAndSingleTap.java

private void performClick(AccessibilityNodeInfoCompat node) {
    // Performing a click on an EditText does not show the IME, so we need
    // to place input focus on it. If the IME was already connected and is
    // hidden, there is nothing we can do.
    if (AccessibilityNodeInfoUtils.nodeMatchesClassByType(node, EditText.class)) {
        PerformActionUtils.performAction(node, AccessibilityNodeInfoCompat.ACTION_FOCUS);
        return;/*from   w w w  . j av a2 s  .  co  m*/
    }

    // If a user quickly touch explores in web content (event stream <
    // TAP_TIMEOUT), we'll send an unintentional ACTION_CLICK. Switch
    // off clicking on web content for now.
    if (WebInterfaceUtils.supportsWebActions(node)) {
        return;
    }

    PerformActionUtils.performAction(node, AccessibilityNodeInfoCompat.ACTION_CLICK);
}

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

private void performClick(AccessibilityNodeInfoCompat node) {
    // Performing a click on an EditText does not show the IME, so we need
    // to place input focus on it. If the IME was already connected and is
    // hidden, there is nothing we can do.
    if (Role.getRole(node) == Role.ROLE_EDIT_TEXT) {
        PerformActionUtils.performAction(node, AccessibilityNodeInfoCompat.ACTION_FOCUS);
        return;//from  w  w w.j  a v a 2  s.  c  o m
    }

    // If a user quickly touch explores in web content (event stream <
    // TAP_TIMEOUT), we'll send an unintentional ACTION_CLICK. Switch
    // off clicking on web content for now.
    if (WebInterfaceUtils.supportsWebActions(node)) {
        return;
    }

    PerformActionUtils.performAction(node, AccessibilityNodeInfoCompat.ACTION_CLICK);
}

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

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