/* * Copyright (C) 2011 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package android.support.v4.view.accessibility; import android.graphics.Rect; import android.os.Build; import android.os.Bundle; import android.support.v4.accessibilityservice.AccessibilityServiceInfoCompat; import android.support.v4.view.ViewCompat; import android.view.View; import android.view.accessibility.AccessibilityEvent; import java.util.ArrayList; import java.util.Collections; import java.util.List; /** * Helper for accessing {@link android.view.accessibility.AccessibilityNodeInfo} * introduced after API level 4 in a backwards compatible fashion. */ public class AccessibilityNodeInfoCompat { static interface AccessibilityNodeInfoImpl { public Object obtain(); public Object obtain(View source); public Object obtain(Object info); public Object obtain(View root, int virtualDescendantId); public void setSource(Object info, View source); public void setSource(Object info, View root, int virtualDescendantId); public Object findFocus(Object info, int focus); public Object focusSearch(Object info, int direction); public int getWindowId(Object info); public int getChildCount(Object info); public Object getChild(Object info, int index); public void addChild(Object info, View child); public void addChild(Object info, View child, int virtualDescendantId); public int getActions(Object info); public void addAction(Object info, int action); public boolean performAction(Object info, int action); public boolean performAction(Object info, int action, Bundle arguments); public void setMovementGranularities(Object info, int granularities); public int getMovementGranularities(Object info); public List findAccessibilityNodeInfosByText(Object info, String text); public Object getParent(Object info); public void setParent(Object info, View root, int virtualDescendantId); public void setParent(Object info, View parent); public void getBoundsInParent(Object info, Rect outBounds); public void setBoundsInParent(Object info, Rect bounds); public void getBoundsInScreen(Object info, Rect outBounds); public void setBoundsInScreen(Object info, Rect bounds); public boolean isCheckable(Object info); public void setCheckable(Object info, boolean checkable); public boolean isChecked(Object info); public void setChecked(Object info, boolean checked); public boolean isFocusable(Object info); public void setFocusable(Object info, boolean focusable); public boolean isFocused(Object info); public void setFocused(Object info, boolean focused); public boolean isVisibleToUser(Object info); public void setVisibleToUser(Object info, boolean visibleToUser); public boolean isAccessibilityFocused(Object info); public void setAccessibilityFocused(Object info, boolean focused); public boolean isSelected(Object info); public void setSelected(Object info, boolean selected); public boolean isClickable(Object info); public void setClickable(Object info, boolean clickable); public boolean isLongClickable(Object info); public void setLongClickable(Object info, boolean longClickable); public boolean isEnabled(Object info); public void setEnabled(Object info, boolean enabled); public boolean isPassword(Object info); public void setPassword(Object info, boolean password); public boolean isScrollable(Object info); public void setScrollable(Object info, boolean scrollable); public CharSequence getPackageName(Object info); public void setPackageName(Object info, CharSequence packageName); public CharSequence getClassName(Object info); public void setClassName(Object info, CharSequence className); public CharSequence getText(Object info); public void setText(Object info, CharSequence text); public CharSequence getContentDescription(Object info); public void setContentDescription(Object info, CharSequence contentDescription); public void recycle(Object info); public String getViewIdResourceName(Object info); public void setViewIdResourceName(Object info, String viewId); public int getLiveRegion(Object info); public void setLiveRegion(Object info, int mode); } static class AccessibilityNodeInfoStubImpl implements AccessibilityNodeInfoImpl { @Override public Object obtain() { return null; } @Override public Object obtain(View source) { return null; } @Override public Object obtain(View root, int virtualDescendantId) { return null; } @Override public Object obtain(Object info) { return null; } @Override public void addAction(Object info, int action) { } @Override public void addChild(Object info, View child) { } @Override public void addChild(Object info, View child, int virtualDescendantId) { } @Override public List findAccessibilityNodeInfosByText(Object info, String text) { return Collections.emptyList(); } @Override public int getActions(Object info) { return 0; } @Override public void getBoundsInParent(Object info, Rect outBounds) { } @Override public void getBoundsInScreen(Object info, Rect outBounds) { } @Override public Object getChild(Object info, int index) { return null; } @Override public int getChildCount(Object info) { return 0; } @Override public CharSequence getClassName(Object info) { return null; } @Override public CharSequence getContentDescription(Object info) { return null; } @Override public CharSequence getPackageName(Object info) { return null; } @Override public Object getParent(Object info) { return null; } @Override public CharSequence getText(Object info) { return null; } @Override public int getWindowId(Object info) { return 0; } @Override public boolean isCheckable(Object info) { return false; } @Override public boolean isChecked(Object info) { return false; } @Override public boolean isClickable(Object info) { return false; } @Override public boolean isEnabled(Object info) { return false; } @Override public boolean isFocusable(Object info) { return false; } @Override public boolean isFocused(Object info) { return false; } @Override public boolean isVisibleToUser(Object info) { return false; } @Override public boolean isAccessibilityFocused(Object info) { return false; } @Override public boolean isLongClickable(Object info) { return false; } @Override public boolean isPassword(Object info) { return false; } @Override public boolean isScrollable(Object info) { return false; } @Override public boolean isSelected(Object info) { return false; } @Override public boolean performAction(Object info, int action) { return false; } @Override public boolean performAction(Object info, int action, Bundle arguments) { return false; } @Override public void setMovementGranularities(Object info, int granularities) { } @Override public int getMovementGranularities(Object info) { return 0; } @Override public void setBoundsInParent(Object info, Rect bounds) { } @Override public void setBoundsInScreen(Object info, Rect bounds) { } @Override public void setCheckable(Object info, boolean checkable) { } @Override public void setChecked(Object info, boolean checked) { } @Override public void setClassName(Object info, CharSequence className) { } @Override public void setClickable(Object info, boolean clickable) { } @Override public void setContentDescription(Object info, CharSequence contentDescription) { } @Override public void setEnabled(Object info, boolean enabled) { } @Override public void setFocusable(Object info, boolean focusable) { } @Override public void setFocused(Object info, boolean focused) { } @Override public void setVisibleToUser(Object info, boolean visibleToUser) { } @Override public void setAccessibilityFocused(Object info, boolean focused) { } @Override public void setLongClickable(Object info, boolean longClickable) { } @Override public void setPackageName(Object info, CharSequence packageName) { } @Override public void setParent(Object info, View parent) { } @Override public void setPassword(Object info, boolean password) { } @Override public void setScrollable(Object info, boolean scrollable) { } @Override public void setSelected(Object info, boolean selected) { } @Override public void setSource(Object info, View source) { } @Override public void setSource(Object info, View root, int virtualDescendantId) { } @Override public Object findFocus(Object info, int focus) { return null; } @Override public Object focusSearch(Object info, int direction) { return null; } @Override public void setText(Object info, CharSequence text) { } @Override public void recycle(Object info) { } @Override public void setParent(Object info, View root, int virtualDescendantId) { } @Override public String getViewIdResourceName(Object info) { return null; } @Override public void setViewIdResourceName(Object info, String viewId) { } @Override public int getLiveRegion(Object info) { return ViewCompat.ACCESSIBILITY_LIVE_REGION_NONE; } @Override public void setLiveRegion(Object info, int mode) { // No-op } } static class AccessibilityNodeInfoIcsImpl extends AccessibilityNodeInfoStubImpl { @Override public Object obtain() { return AccessibilityNodeInfoCompatIcs.obtain(); } @Override public Object obtain(View source) { return AccessibilityNodeInfoCompatIcs.obtain(source); } @Override public Object obtain(Object info) { return AccessibilityNodeInfoCompatIcs.obtain(info); } @Override public void addAction(Object info, int action) { AccessibilityNodeInfoCompatIcs.addAction(info, action); } @Override public void addChild(Object info, View child) { AccessibilityNodeInfoCompatIcs.addChild(info, child); } @Override public List findAccessibilityNodeInfosByText(Object info, String text) { return AccessibilityNodeInfoCompatIcs.findAccessibilityNodeInfosByText(info, text); } @Override public int getActions(Object info) { return AccessibilityNodeInfoCompatIcs.getActions(info); } @Override public void getBoundsInParent(Object info, Rect outBounds) { AccessibilityNodeInfoCompatIcs.getBoundsInParent(info, outBounds); } @Override public void getBoundsInScreen(Object info, Rect outBounds) { AccessibilityNodeInfoCompatIcs.getBoundsInScreen(info, outBounds); } @Override public Object getChild(Object info, int index) { return AccessibilityNodeInfoCompatIcs.getChild(info, index); } @Override public int getChildCount(Object info) { return AccessibilityNodeInfoCompatIcs.getChildCount(info); } @Override public CharSequence getClassName(Object info) { return AccessibilityNodeInfoCompatIcs.getClassName(info); } @Override public CharSequence getContentDescription(Object info) { return AccessibilityNodeInfoCompatIcs.getContentDescription(info); } @Override public CharSequence getPackageName(Object info) { return AccessibilityNodeInfoCompatIcs.getPackageName(info); } @Override public Object getParent(Object info) { return AccessibilityNodeInfoCompatIcs.getParent(info); } @Override public CharSequence getText(Object info) { return AccessibilityNodeInfoCompatIcs.getText(info); } @Override public int getWindowId(Object info) { return AccessibilityNodeInfoCompatIcs.getWindowId(info); } @Override public boolean isCheckable(Object info) { return AccessibilityNodeInfoCompatIcs.isCheckable(info); } @Override public boolean isChecked(Object info) { return AccessibilityNodeInfoCompatIcs.isChecked(info); } @Override public boolean isClickable(Object info) { return AccessibilityNodeInfoCompatIcs.isClickable(info); } @Override public boolean isEnabled(Object info) { return AccessibilityNodeInfoCompatIcs.isEnabled(info); } @Override public boolean isFocusable(Object info) { return AccessibilityNodeInfoCompatIcs.isFocusable(info); } @Override public boolean isFocused(Object info) { return AccessibilityNodeInfoCompatIcs.isFocused(info); } @Override public boolean isLongClickable(Object info) { return AccessibilityNodeInfoCompatIcs.isLongClickable(info); } @Override public boolean isPassword(Object info) { return AccessibilityNodeInfoCompatIcs.isPassword(info); } @Override public boolean isScrollable(Object info) { return AccessibilityNodeInfoCompatIcs.isScrollable(info); } @Override public boolean isSelected(Object info) { return AccessibilityNodeInfoCompatIcs.isSelected(info); } @Override public boolean performAction(Object info, int action) { return AccessibilityNodeInfoCompatIcs.performAction(info, action); } @Override public void setBoundsInParent(Object info, Rect bounds) { AccessibilityNodeInfoCompatIcs.setBoundsInParent(info, bounds); } @Override public void setBoundsInScreen(Object info, Rect bounds) { AccessibilityNodeInfoCompatIcs.setBoundsInScreen(info, bounds); } @Override public void setCheckable(Object info, boolean checkable) { AccessibilityNodeInfoCompatIcs.setCheckable(info, checkable); } @Override public void setChecked(Object info, boolean checked) { AccessibilityNodeInfoCompatIcs.setChecked(info, checked); } @Override public void setClassName(Object info, CharSequence className) { AccessibilityNodeInfoCompatIcs.setClassName(info, className); } @Override public void setClickable(Object info, boolean clickable) { AccessibilityNodeInfoCompatIcs.setClickable(info, clickable); } @Override public void setContentDescription(Object info, CharSequence contentDescription) { AccessibilityNodeInfoCompatIcs.setContentDescription(info, contentDescription); } @Override public void setEnabled(Object info, boolean enabled) { AccessibilityNodeInfoCompatIcs.setEnabled(info, enabled); } @Override public void setFocusable(Object info, boolean focusable) { AccessibilityNodeInfoCompatIcs.setFocusable(info, focusable); } @Override public void setFocused(Object info, boolean focused) { AccessibilityNodeInfoCompatIcs.setFocused(info, focused); } @Override public void setLongClickable(Object info, boolean longClickable) { AccessibilityNodeInfoCompatIcs.setLongClickable(info, longClickable); } @Override public void setPackageName(Object info, CharSequence packageName) { AccessibilityNodeInfoCompatIcs.setPackageName(info, packageName); } @Override public void setParent(Object info, View parent) { AccessibilityNodeInfoCompatIcs.setParent(info, parent); } @Override public void setPassword(Object info, boolean password) { AccessibilityNodeInfoCompatIcs.setPassword(info, password); } @Override public void setScrollable(Object info, boolean scrollable) { AccessibilityNodeInfoCompatIcs.setScrollable(info, scrollable); } @Override public void setSelected(Object info, boolean selected) { AccessibilityNodeInfoCompatIcs.setSelected(info, selected); } @Override public void setSource(Object info, View source) { AccessibilityNodeInfoCompatIcs.setSource(info, source); } @Override public void setText(Object info, CharSequence text) { AccessibilityNodeInfoCompatIcs.setText(info, text); } @Override public void recycle(Object info) { AccessibilityNodeInfoCompatIcs.recycle(info); } } static class AccessibilityNodeInfoJellybeanImpl extends AccessibilityNodeInfoIcsImpl { @Override public Object obtain(View root, int virtualDescendantId) { return AccessibilityNodeInfoCompatJellyBean.obtain(root, virtualDescendantId); } @Override public Object findFocus(Object info, int focus) { return AccessibilityNodeInfoCompatJellyBean.findFocus(info, focus); } @Override public Object focusSearch(Object info, int direction) { return AccessibilityNodeInfoCompatJellyBean.focusSearch(info, direction); } @Override public void addChild(Object info, View child, int virtualDescendantId) { AccessibilityNodeInfoCompatJellyBean.addChild(info, child, virtualDescendantId); } @Override public void setSource(Object info, View root, int virtualDescendantId) { AccessibilityNodeInfoCompatJellyBean.setSource(info, root, virtualDescendantId); } @Override public boolean isVisibleToUser(Object info) { return AccessibilityNodeInfoCompatJellyBean.isVisibleToUser(info); } @Override public void setVisibleToUser(Object info, boolean visibleToUser) { AccessibilityNodeInfoCompatJellyBean.setVisibleToUser(info, visibleToUser); } @Override public boolean isAccessibilityFocused(Object info) { return AccessibilityNodeInfoCompatJellyBean.isAccessibilityFocused(info); } @Override public void setAccessibilityFocused(Object info, boolean focused) { AccessibilityNodeInfoCompatJellyBean.setAccesibilityFocused(info, focused); } @Override public boolean performAction(Object info, int action, Bundle arguments) { return AccessibilityNodeInfoCompatJellyBean.performAction(info, action, arguments); } @Override public void setMovementGranularities(Object info, int granularities) { AccessibilityNodeInfoCompatJellyBean.setMovementGranularities(info, granularities); } @Override public int getMovementGranularities(Object info) { return AccessibilityNodeInfoCompatJellyBean.getMovementGranularities(info); } @Override public void setParent(Object info, View root, int virtualDescendantId) { AccessibilityNodeInfoCompatJellyBean.setParent(info, root, virtualDescendantId); } } static class AccessibilityNodeInfoJellybeanMr2Impl extends AccessibilityNodeInfoJellybeanImpl { @Override public String getViewIdResourceName(Object info) { return AccessibilityNodeInfoCompatJellybeanMr2.getViewIdResourceName(info); } @Override public void setViewIdResourceName(Object info, String viewId) { AccessibilityNodeInfoCompatJellybeanMr2.setViewIdResourceName(info, viewId); } } static class AccessibilityNodeInfoKitKatImpl extends AccessibilityNodeInfoJellybeanMr2Impl { @Override public int getLiveRegion(Object info) { return AccessibilityNodeInfoCompatKitKat.getLiveRegion(info); } @Override public void setLiveRegion(Object info, int mode) { AccessibilityNodeInfoCompatKitKat.setLiveRegion(info, mode); } } static { if (Build.VERSION.SDK_INT >= 19) { // KitKat IMPL = new AccessibilityNodeInfoKitKatImpl(); } else if (Build.VERSION.SDK_INT >= 18) { // JellyBean MR2 IMPL = new AccessibilityNodeInfoJellybeanMr2Impl(); } else if (Build.VERSION.SDK_INT >= 16) { // JellyBean IMPL = new AccessibilityNodeInfoJellybeanImpl(); } else if (Build.VERSION.SDK_INT >= 14) { // ICS IMPL = new AccessibilityNodeInfoIcsImpl(); } else { IMPL = new AccessibilityNodeInfoStubImpl(); } } private static final AccessibilityNodeInfoImpl IMPL; private final Object mInfo; // Actions introduced in IceCreamSandwich /** * Action that focuses the node. */ public static final int ACTION_FOCUS = 0x00000001; /** * Action that unfocuses the node. */ public static final int ACTION_CLEAR_FOCUS = 0x00000002; /** * Action that selects the node. */ public static final int ACTION_SELECT = 0x00000004; /** * Action that unselects the node. */ public static final int ACTION_CLEAR_SELECTION = 0x00000008; /** * Action that clicks on the node info. */ public static final int ACTION_CLICK = 0x00000010; /** * Action that long clicks on the node. */ public static final int ACTION_LONG_CLICK = 0x00000020; // Actions introduced in JellyBean /** * Action that gives accessibility focus to the node. */ public static final int ACTION_ACCESSIBILITY_FOCUS = 0x00000040; /** * Action that clears accessibility focus of the node. */ public static final int ACTION_CLEAR_ACCESSIBILITY_FOCUS = 0x00000080; /** * Action that requests to go to the next entity in this node's text * at a given movement granularity. For example, move to the next character, * word, etc. *

* Arguments: {@link #ACTION_ARGUMENT_MOVEMENT_GRANULARITY_INT}<, * {@link #ACTION_ARGUMENT_EXTEND_SELECTION_BOOLEAN}
* Example: Move to the previous character and do not extend selection. *

* Bundle arguments = new Bundle(); * arguments.putInt(AccessibilityNodeInfo.ACTION_ARGUMENT_MOVEMENT_GRANULARITY_INT, * AccessibilityNodeInfo.MOVEMENT_GRANULARITY_CHARACTER); * arguments.putBoolean(AccessibilityNodeInfo.ACTION_ARGUMENT_EXTEND_SELECTION_BOOLEAN, * false); * info.performAction(AccessibilityNodeInfo.ACTION_NEXT_AT_MOVEMENT_GRANULARITY, arguments); *

*

* * @see #ACTION_ARGUMENT_MOVEMENT_GRANULARITY_INT * @see #ACTION_ARGUMENT_EXTEND_SELECTION_BOOLEAN * * @see #setMovementGranularities(int) * @see #getMovementGranularities() * * @see #MOVEMENT_GRANULARITY_CHARACTER * @see #MOVEMENT_GRANULARITY_WORD * @see #MOVEMENT_GRANULARITY_LINE * @see #MOVEMENT_GRANULARITY_PARAGRAPH * @see #MOVEMENT_GRANULARITY_PAGE */ public static final int ACTION_NEXT_AT_MOVEMENT_GRANULARITY = 0x00000100; /** * Action that requests to go to the previous entity in this node's text * at a given movement granularity. For example, move to the next character, * word, etc. *

* Arguments: {@link #ACTION_ARGUMENT_MOVEMENT_GRANULARITY_INT}<, * {@link #ACTION_ARGUMENT_EXTEND_SELECTION_BOOLEAN}
* Example: Move to the next character and do not extend selection. *

* Bundle arguments = new Bundle(); * arguments.putInt(AccessibilityNodeInfo.ACTION_ARGUMENT_MOVEMENT_GRANULARITY_INT, * AccessibilityNodeInfo.MOVEMENT_GRANULARITY_CHARACTER); * arguments.putBoolean(AccessibilityNodeInfo.ACTION_ARGUMENT_EXTEND_SELECTION_BOOLEAN, * false); * info.performAction(AccessibilityNodeInfo.ACTION_PREVIOUS_AT_MOVEMENT_GRANULARITY, * arguments); *

*

* * @see #ACTION_ARGUMENT_MOVEMENT_GRANULARITY_INT * @see #ACTION_ARGUMENT_EXTEND_SELECTION_BOOLEAN * * @see #setMovementGranularities(int) * @see #getMovementGranularities() * * @see #MOVEMENT_GRANULARITY_CHARACTER * @see #MOVEMENT_GRANULARITY_WORD * @see #MOVEMENT_GRANULARITY_LINE * @see #MOVEMENT_GRANULARITY_PARAGRAPH * @see #MOVEMENT_GRANULARITY_PAGE */ public static final int ACTION_PREVIOUS_AT_MOVEMENT_GRANULARITY = 0x00000200; /** * Action to move to the next HTML element of a given type. For example, move * to the BUTTON, INPUT, TABLE, etc. *

* Arguments: {@link #ACTION_ARGUMENT_HTML_ELEMENT_STRING}
* Example: *

* Bundle arguments = new Bundle(); * arguments.putString(AccessibilityNodeInfo.ACTION_ARGUMENT_HTML_ELEMENT_STRING, "BUTTON"); * info.performAction(AccessibilityNodeInfo.ACTION_NEXT_HTML_ELEMENT, arguments); *

*

*/ public static final int ACTION_NEXT_HTML_ELEMENT = 0x00000400; /** * Action to move to the previous HTML element of a given type. For example, move * to the BUTTON, INPUT, TABLE, etc. *

* Arguments: {@link #ACTION_ARGUMENT_HTML_ELEMENT_STRING}
* Example: *

* Bundle arguments = new Bundle(); * arguments.putString(AccessibilityNodeInfo.ACTION_ARGUMENT_HTML_ELEMENT_STRING, "BUTTON"); * info.performAction(AccessibilityNodeInfo.ACTION_PREVIOUS_HTML_ELEMENT, arguments); *

*

*/ public static final int ACTION_PREVIOUS_HTML_ELEMENT = 0x00000800; /** * Action to scroll the node content forward. */ public static final int ACTION_SCROLL_FORWARD = 0x00001000; /** * Action to scroll the node content backward. */ public static final int ACTION_SCROLL_BACKWARD = 0x00002000; // Actions introduced in JellyBeanMr2 /** * Action to copy the current selection to the clipboard. */ public static final int ACTION_COPY = 0x00004000; /** * Action to paste the current clipboard content. */ public static final int ACTION_PASTE = 0x00008000; /** * Action to cut the current selection and place it to the clipboard. */ public static final int ACTION_CUT = 0x00010000; /** * Action to set the selection. Performing this action with no arguments * clears the selection. *

* Arguments: {@link #ACTION_ARGUMENT_SELECTION_START_INT}, * {@link #ACTION_ARGUMENT_SELECTION_END_INT}
* Example: *

* Bundle arguments = new Bundle(); * arguments.putInt(AccessibilityNodeInfo.ACTION_ARGUMENT_SELECTION_START_INT, 1); * arguments.putInt(AccessibilityNodeInfo.ACTION_ARGUMENT_SELECTION_END_INT, 2); * info.performAction(AccessibilityNodeInfo.ACTION_SET_SELECTION, arguments); *

*

* * @see #ACTION_ARGUMENT_SELECTION_START_INT * @see #ACTION_ARGUMENT_SELECTION_END_INT */ public static final int ACTION_SET_SELECTION = 0x00020000; // Action arguments /** * Argument for which movement granularity to be used when traversing the node text. *

* Type: int
* Actions: {@link #ACTION_NEXT_AT_MOVEMENT_GRANULARITY}, * {@link #ACTION_PREVIOUS_AT_MOVEMENT_GRANULARITY} *

*/ public static final String ACTION_ARGUMENT_MOVEMENT_GRANULARITY_INT = "ACTION_ARGUMENT_MOVEMENT_GRANULARITY_INT"; /** * Argument for which HTML element to get moving to the next/previous HTML element. *

* Type: String
* Actions: {@link #ACTION_NEXT_HTML_ELEMENT}, * {@link #ACTION_PREVIOUS_HTML_ELEMENT} *

*/ public static final String ACTION_ARGUMENT_HTML_ELEMENT_STRING = "ACTION_ARGUMENT_HTML_ELEMENT_STRING"; /** * Argument for whether when moving at granularity to extend the selection * or to move it otherwise. *

* Type: boolean
* Actions: {@link #ACTION_NEXT_AT_MOVEMENT_GRANULARITY}, * {@link #ACTION_PREVIOUS_AT_MOVEMENT_GRANULARITY} *

* * @see #ACTION_NEXT_AT_MOVEMENT_GRANULARITY * @see #ACTION_PREVIOUS_AT_MOVEMENT_GRANULARITY */ public static final String ACTION_ARGUMENT_EXTEND_SELECTION_BOOLEAN = "ACTION_ARGUMENT_EXTEND_SELECTION_BOOLEAN"; /** * Argument for specifying the selection start. *

* Type: int
* Actions: {@link #ACTION_SET_SELECTION} *

* * @see #ACTION_SET_SELECTION */ public static final String ACTION_ARGUMENT_SELECTION_START_INT = "ACTION_ARGUMENT_SELECTION_START_INT"; /** * Argument for specifying the selection end. *

* Type: int
* Actions: {@link #ACTION_SET_SELECTION} *

* * @see #ACTION_SET_SELECTION */ public static final String ACTION_ARGUMENT_SELECTION_END_INT = "ACTION_ARGUMENT_SELECTION_END_INT"; // Focus types /** * The input focus. */ public static final int FOCUS_INPUT = 1; /** * The accessibility focus. */ public static final int FOCUS_ACCESSIBILITY = 2; // Movement granularities /** * Movement granularity bit for traversing the text of a node by character. */ public static final int MOVEMENT_GRANULARITY_CHARACTER = 0x00000001; /** * Movement granularity bit for traversing the text of a node by word. */ public static final int MOVEMENT_GRANULARITY_WORD = 0x00000002; /** * Movement granularity bit for traversing the text of a node by line. */ public static final int MOVEMENT_GRANULARITY_LINE = 0x00000004; /** * Movement granularity bit for traversing the text of a node by paragraph. */ public static final int MOVEMENT_GRANULARITY_PARAGRAPH = 0x00000008; /** * Movement granularity bit for traversing the text of a node by page. */ public static final int MOVEMENT_GRANULARITY_PAGE = 0x00000010; /** * Creates a wrapper for info implementation. * * @param object The info to wrap. * @return A wrapper for if the object is not null, null otherwise. */ static AccessibilityNodeInfoCompat wrapNonNullInstance(Object object) { if (object != null) { return new AccessibilityNodeInfoCompat(object); } return null; } /** * Creates a new instance wrapping an * {@link android.view.accessibility.AccessibilityNodeInfo}. * * @param info The info. */ public AccessibilityNodeInfoCompat(Object info) { mInfo = info; } /** * @return The wrapped {@link android.view.accessibility.AccessibilityNodeInfo}. */ public Object getInfo() { return mInfo; } /** * Returns a cached instance if such is available otherwise a new one and * sets the source. * * @return An instance. * @see #setSource(View) */ public static AccessibilityNodeInfoCompat obtain(View source) { return AccessibilityNodeInfoCompat.wrapNonNullInstance(IMPL.obtain(source)); } /** * Returns a cached instance if such is available otherwise a new one * and sets the source. * * @param root The root of the virtual subtree. * @param virtualDescendantId The id of the virtual descendant. * @return An instance. * * @see #setSource(View, int) */ public static AccessibilityNodeInfoCompat obtain(View root, int virtualDescendantId) { return AccessibilityNodeInfoCompat.wrapNonNullInstance( IMPL.obtain(root, virtualDescendantId)); } /** * Returns a cached instance if such is available otherwise a new one. * * @return An instance. */ public static AccessibilityNodeInfoCompat obtain() { return AccessibilityNodeInfoCompat.wrapNonNullInstance(IMPL.obtain()); } /** * Returns a cached instance if such is available or a new one is create. * The returned instance is initialized from the given info. * * @param info The other info. * @return An instance. */ public static AccessibilityNodeInfoCompat obtain(AccessibilityNodeInfoCompat info) { return AccessibilityNodeInfoCompat.wrapNonNullInstance(IMPL.obtain(info.mInfo)); } /** * Sets the source. * * @param source The info source. */ public void setSource(View source) { IMPL.setSource(mInfo, source); } /** * Sets the source to be a virtual descendant of the given root. * If virtualDescendantId is {@link View#NO_ID} the root * is set as the source. *

* A virtual descendant is an imaginary View that is reported as a part of the view * hierarchy for accessibility purposes. This enables custom views that draw complex * content to report themselves as a tree of virtual views, thus conveying their * logical structure. *

*

* Note: Cannot be called from an * {@link android.accessibilityservice.AccessibilityService}. * This class is made immutable before being delivered to an AccessibilityService. *

* * @param root The root of the virtual subtree. * @param virtualDescendantId The id of the virtual descendant. */ public void setSource(View root, int virtualDescendantId) { IMPL.setSource(mInfo, root, virtualDescendantId); } /** * Find the view that has the specified focus type. The search starts from * the view represented by this node info. * * @param focus The focus to find. One of {@link #FOCUS_INPUT} or * {@link #FOCUS_ACCESSIBILITY}. * @return The node info of the focused view or null. * * @see #FOCUS_INPUT * @see #FOCUS_ACCESSIBILITY */ public AccessibilityNodeInfoCompat findFocus(int focus) { return AccessibilityNodeInfoCompat.wrapNonNullInstance(IMPL.findFocus(mInfo, focus)); } /** * Searches for the nearest view in the specified direction that can take * input focus. * * @param direction The direction. Can be one of: * {@link View#FOCUS_DOWN}, * {@link View#FOCUS_UP}, * {@link View#FOCUS_LEFT}, * {@link View#FOCUS_RIGHT}, * {@link View#FOCUS_FORWARD}, * {@link View#FOCUS_BACKWARD}. * * @return The node info for the view that can take accessibility focus. */ public AccessibilityNodeInfoCompat focusSearch(int direction) { return AccessibilityNodeInfoCompat.wrapNonNullInstance(IMPL.focusSearch(mInfo, direction)); } /** * Gets the id of the window from which the info comes from. * * @return The window id. */ public int getWindowId() { return IMPL.getWindowId(mInfo); } /** * Gets the number of children. * * @return The child count. */ public int getChildCount() { return IMPL.getChildCount(mInfo); } /** * Get the child at given index. *

* Note: It is a client responsibility to recycle the * received info by calling {@link AccessibilityNodeInfoCompat#recycle()} to * avoid creating of multiple instances. *

* * @param index The child index. * @return The child node. * @throws IllegalStateException If called outside of an * AccessibilityService. */ public AccessibilityNodeInfoCompat getChild(int index) { return AccessibilityNodeInfoCompat.wrapNonNullInstance(IMPL.getChild(mInfo, index)); } /** * Adds a child. *

* Note: Cannot be called from an * {@link android.accessibilityservice.AccessibilityService}. This class is * made immutable before being delivered to an AccessibilityService. *

* * @param child The child. * @throws IllegalStateException If called from an AccessibilityService. */ public void addChild(View child) { IMPL.addChild(mInfo, child); } /** * Adds a virtual child which is a descendant of the given root. * If virtualDescendantId is {@link View#NO_ID} the root * is added as a child. *

* A virtual descendant is an imaginary View that is reported as a part of the view * hierarchy for accessibility purposes. This enables custom views that draw complex * content to report them selves as a tree of virtual views, thus conveying their * logical structure. *

* * @param root The root of the virtual subtree. * @param virtualDescendantId The id of the virtual child. */ public void addChild(View root, int virtualDescendantId) { IMPL.addChild(mInfo, root, virtualDescendantId); } /** * Gets the actions that can be performed on the node. * * @return The bit mask of with actions. * @see android.view.accessibility.AccessibilityNodeInfo#ACTION_FOCUS * @see android.view.accessibility.AccessibilityNodeInfo#ACTION_CLEAR_FOCUS * @see android.view.accessibility.AccessibilityNodeInfo#ACTION_SELECT * @see android.view.accessibility.AccessibilityNodeInfo#ACTION_CLEAR_SELECTION */ public int getActions() { return IMPL.getActions(mInfo); } /** * Adds an action that can be performed on the node. *

* Note: Cannot be called from an * {@link android.accessibilityservice.AccessibilityService}. This class is * made immutable before being delivered to an AccessibilityService. *

* * @param action The action. * @throws IllegalStateException If called from an AccessibilityService. */ public void addAction(int action) { IMPL.addAction(mInfo, action); } /** * Performs an action on the node. *

* Note: An action can be performed only if the request is * made from an {@link android.accessibilityservice.AccessibilityService}. *

* * @param action The action to perform. * @return True if the action was performed. * @throws IllegalStateException If called outside of an * AccessibilityService. */ public boolean performAction(int action) { return IMPL.performAction(mInfo, action); } /** * Performs an action on the node. *

* Note: An action can be performed only if the request is made * from an {@link android.accessibilityservice.AccessibilityService}. *

* * @param action The action to perform. * @param arguments A bundle with additional arguments. * @return True if the action was performed. * * @throws IllegalStateException If called outside of an AccessibilityService. */ public boolean performAction(int action, Bundle arguments) { return IMPL.performAction(mInfo, action, arguments); } /** * Sets the movement granularities for traversing the text of this node. *

* Note: Cannot be called from an * {@link android.accessibilityservice.AccessibilityService}. * This class is made immutable before being delivered to an AccessibilityService. *

* * @param granularities The bit mask with granularities. * * @throws IllegalStateException If called from an AccessibilityService. */ public void setMovementGranularities(int granularities) { IMPL.setMovementGranularities(mInfo, granularities); } /** * Gets the movement granularities for traversing the text of this node. * * @return The bit mask with granularities. */ public int getMovementGranularities() { return IMPL.getMovementGranularities(mInfo); } /** * Finds {@link android.view.accessibility.AccessibilityNodeInfo}s by text. The match * is case insensitive containment. The search is relative to this info i.e. this * info is the root of the traversed tree. *

* Note: It is a client responsibility to recycle the * received info by calling {@link android.view.accessibility.AccessibilityNodeInfo#recycle()} * to avoid creating of multiple instances. *

* * @param text The searched text. * @return A list of node info. */ public List findAccessibilityNodeInfosByText(String text) { List result = new ArrayList(); List infos = IMPL.findAccessibilityNodeInfosByText(mInfo, text); final int infoCount = infos.size(); for (int i = 0; i < infoCount; i++) { Object info = infos.get(i); result.add(new AccessibilityNodeInfoCompat(info)); } return result; } /** * Gets the parent. *

* Note: It is a client responsibility to recycle the * received info by calling {@link android.view.accessibility.AccessibilityNodeInfo#recycle()} * to avoid creating of multiple instances. *

* * @return The parent. */ public AccessibilityNodeInfoCompat getParent() { return AccessibilityNodeInfoCompat.wrapNonNullInstance(IMPL.getParent(mInfo)); } /** * Sets the parent. *

* Note: Cannot be called from an * {@link android.accessibilityservice.AccessibilityService}. This class is * made immutable before being delivered to an AccessibilityService. *

* * @param parent The parent. * @throws IllegalStateException If called from an AccessibilityService. */ public void setParent(View parent) { IMPL.setParent(mInfo, parent); } /** * Sets the parent to be a virtual descendant of the given root. * If virtualDescendantId equals to {@link View#NO_ID} the root * is set as the parent. *

* A virtual descendant is an imaginary View that is reported as a part of the view * hierarchy for accessibility purposes. This enables custom views that draw complex * content to report them selves as a tree of virtual views, thus conveying their * logical structure. *

*

* Note: Cannot be called from an * {@link android.accessibilityservice.AccessibilityService}. * This class is made immutable before being delivered to an AccessibilityService. *

* * @param root The root of the virtual subtree. * @param virtualDescendantId The id of the virtual descendant. */ public void setParent(View root, int virtualDescendantId) { IMPL.setParent(mInfo, root, virtualDescendantId); } /** * Gets the node bounds in parent coordinates. * * @param outBounds The output node bounds. */ public void getBoundsInParent(Rect outBounds) { IMPL.getBoundsInParent(mInfo, outBounds); } /** * Sets the node bounds in parent coordinates. *

* Note: Cannot be called from an * {@link android.accessibilityservice.AccessibilityService}. This class is * made immutable before being delivered to an AccessibilityService. *

* * @param bounds The node bounds. *@throws IllegalStateException If called from an AccessibilityService. */ public void setBoundsInParent(Rect bounds) { IMPL.setBoundsInParent(mInfo, bounds); } /** * Gets the node bounds in screen coordinates. * * @param outBounds The output node bounds. */ public void getBoundsInScreen(Rect outBounds) { IMPL.getBoundsInScreen(mInfo, outBounds); } /** * Sets the node bounds in screen coordinates. *

* Note: Cannot be called from an * {@link android.accessibilityservice.AccessibilityService}. This class is * made immutable before being delivered to an AccessibilityService. *

* * @param bounds The node bounds. * @throws IllegalStateException If called from an AccessibilityService. */ public void setBoundsInScreen(Rect bounds) { IMPL.setBoundsInScreen(mInfo, bounds); } /** * Gets whether this node is checkable. * * @return True if the node is checkable. */ public boolean isCheckable() { return IMPL.isCheckable(mInfo); } /** * Sets whether this node is checkable. *

* Note: Cannot be called from an * {@link android.accessibilityservice.AccessibilityService}. This class is * made immutable before being delivered to an AccessibilityService. *

* * @param checkable True if the node is checkable. * @throws IllegalStateException If called from an AccessibilityService. */ public void setCheckable(boolean checkable) { IMPL.setCheckable(mInfo, checkable); } /** * Gets whether this node is checked. * * @return True if the node is checked. */ public boolean isChecked() { return IMPL.isChecked(mInfo); } /** * Sets whether this node is checked. *

* Note: Cannot be called from an * {@link android.accessibilityservice.AccessibilityService}. This class is * made immutable before being delivered to an AccessibilityService. *

* * @param checked True if the node is checked. * @throws IllegalStateException If called from an AccessibilityService. */ public void setChecked(boolean checked) { IMPL.setChecked(mInfo, checked); } /** * Gets whether this node is focusable. * * @return True if the node is focusable. */ public boolean isFocusable() { return IMPL.isFocusable(mInfo); } /** * Sets whether this node is focusable. *

* Note: Cannot be called from an * {@link android.accessibilityservice.AccessibilityService}. This class is * made immutable before being delivered to an AccessibilityService. *

* * @param focusable True if the node is focusable. * @throws IllegalStateException If called from an AccessibilityService. */ public void setFocusable(boolean focusable) { IMPL.setFocusable(mInfo, focusable); } /** * Gets whether this node is focused. * * @return True if the node is focused. */ public boolean isFocused() { return IMPL.isFocused(mInfo); } /** * Sets whether this node is focused. *

* Note: Cannot be called from an * {@link android.accessibilityservice.AccessibilityService}. This class is * made immutable before being delivered to an AccessibilityService. *

* * @param focused True if the node is focused. * @throws IllegalStateException If called from an AccessibilityService. */ public void setFocused(boolean focused) { IMPL.setFocused(mInfo, focused); } /** * Sets whether this node is visible to the user. * * @return Whether the node is visible to the user. */ public boolean isVisibleToUser() { return IMPL.isVisibleToUser(mInfo); } /** * Sets whether this node is visible to the user. *

* Note: Cannot be called from an * {@link android.accessibilityservice.AccessibilityService}. * This class is made immutable before being delivered to an AccessibilityService. *

* * @param visibleToUser Whether the node is visible to the user. * * @throws IllegalStateException If called from an AccessibilityService. */ public void setVisibleToUser(boolean visibleToUser) { IMPL.setVisibleToUser(mInfo, visibleToUser); } /** * Gets whether this node is accessibility focused. * * @return True if the node is accessibility focused. */ public boolean isAccessibilityFocused() { return IMPL.isAccessibilityFocused(mInfo); } /** * Sets whether this node is accessibility focused. *

* Note: Cannot be called from an * {@link android.accessibilityservice.AccessibilityService}. * This class is made immutable before being delivered to an AccessibilityService. *

* * @param focused True if the node is accessibility focused. * * @throws IllegalStateException If called from an AccessibilityService. */ public void setAccessibilityFocused(boolean focused) { IMPL.setAccessibilityFocused(mInfo, focused); } /** * Gets whether this node is selected. * * @return True if the node is selected. */ public boolean isSelected() { return IMPL.isSelected(mInfo); } /** * Sets whether this node is selected. *

* Note: Cannot be called from an * {@link android.accessibilityservice.AccessibilityService}. This class is * made immutable before being delivered to an AccessibilityService. *

* * @param selected True if the node is selected. * @throws IllegalStateException If called from an AccessibilityService. */ public void setSelected(boolean selected) { IMPL.setSelected(mInfo, selected); } /** * Gets whether this node is clickable. * * @return True if the node is clickable. */ public boolean isClickable() { return IMPL.isClickable(mInfo); } /** * Sets whether this node is clickable. *

* Note: Cannot be called from an * {@link android.accessibilityservice.AccessibilityService}. This class is * made immutable before being delivered to an AccessibilityService. *

* * @param clickable True if the node is clickable. * @throws IllegalStateException If called from an AccessibilityService. */ public void setClickable(boolean clickable) { IMPL.setClickable(mInfo, clickable); } /** * Gets whether this node is long clickable. * * @return True if the node is long clickable. */ public boolean isLongClickable() { return IMPL.isLongClickable(mInfo); } /** * Sets whether this node is long clickable. *

* Note: Cannot be called from an * {@link android.accessibilityservice.AccessibilityService}. This class is * made immutable before being delivered to an AccessibilityService. *

* * @param longClickable True if the node is long clickable. * @throws IllegalStateException If called from an AccessibilityService. */ public void setLongClickable(boolean longClickable) { IMPL.setLongClickable(mInfo, longClickable); } /** * Gets whether this node is enabled. * * @return True if the node is enabled. */ public boolean isEnabled() { return IMPL.isEnabled(mInfo); } /** * Sets whether this node is enabled. *

* Note: Cannot be called from an * {@link android.accessibilityservice.AccessibilityService}. This class is * made immutable before being delivered to an AccessibilityService. *

* * @param enabled True if the node is enabled. * @throws IllegalStateException If called from an AccessibilityService. */ public void setEnabled(boolean enabled) { IMPL.setEnabled(mInfo, enabled); } /** * Gets whether this node is a password. * * @return True if the node is a password. */ public boolean isPassword() { return IMPL.isPassword(mInfo); } /** * Sets whether this node is a password. *

* Note: Cannot be called from an * {@link android.accessibilityservice.AccessibilityService}. This class is * made immutable before being delivered to an AccessibilityService. *

* * @param password True if the node is a password. * @throws IllegalStateException If called from an AccessibilityService. */ public void setPassword(boolean password) { IMPL.setPassword(mInfo, password); } /** * Gets if the node is scrollable. * * @return True if the node is scrollable, false otherwise. */ public boolean isScrollable() { return IMPL.isScrollable(mInfo); } /** * Sets if the node is scrollable. *

* Note: Cannot be called from an * {@link android.accessibilityservice.AccessibilityService}. This class is * made immutable before being delivered to an AccessibilityService. *

* * @param scrollable True if the node is scrollable, false otherwise. * @throws IllegalStateException If called from an AccessibilityService. */ public void setScrollable(boolean scrollable) { IMPL.setScrollable(mInfo, scrollable); } /** * Gets the package this node comes from. * * @return The package name. */ public CharSequence getPackageName() { return IMPL.getPackageName(mInfo); } /** * Sets the package this node comes from. *

* Note: Cannot be called from an * {@link android.accessibilityservice.AccessibilityService}. This class is * made immutable before being delivered to an AccessibilityService. *

* * @param packageName The package name. * @throws IllegalStateException If called from an AccessibilityService. */ public void setPackageName(CharSequence packageName) { IMPL.setPackageName(mInfo, packageName); } /** * Gets the class this node comes from. * * @return The class name. */ public CharSequence getClassName() { return IMPL.getClassName(mInfo); } /** * Sets the class this node comes from. *

* Note: Cannot be called from an * {@link android.accessibilityservice.AccessibilityService}. This class is * made immutable before being delivered to an AccessibilityService. *

* * @param className The class name. * @throws IllegalStateException If called from an AccessibilityService. */ public void setClassName(CharSequence className) { IMPL.setClassName(mInfo, className); } /** * Gets the text of this node. * * @return The text. */ public CharSequence getText() { return IMPL.getText(mInfo); } /** * Sets the text of this node. *

* Note: Cannot be called from an * {@link android.accessibilityservice.AccessibilityService}. This class is * made immutable before being delivered to an AccessibilityService. *

* * @param text The text. * @throws IllegalStateException If called from an AccessibilityService. */ public void setText(CharSequence text) { IMPL.setText(mInfo, text); } /** * Gets the content description of this node. * * @return The content description. */ public CharSequence getContentDescription() { return IMPL.getContentDescription(mInfo); } /** * Sets the content description of this node. *

* Note: Cannot be called from an * {@link android.accessibilityservice.AccessibilityService}. This class is * made immutable before being delivered to an AccessibilityService. *

* * @param contentDescription The content description. * @throws IllegalStateException If called from an AccessibilityService. */ public void setContentDescription(CharSequence contentDescription) { IMPL.setContentDescription(mInfo, contentDescription); } /** * Return an instance back to be reused. *

* Note: You must not touch the object after calling this function. * * @throws IllegalStateException If the info is already recycled. */ public void recycle() { IMPL.recycle(mInfo); } /** * Sets the fully qualified resource name of the source view's id. * *

* Note: Cannot be called from an * {@link android.accessibilityservice.AccessibilityService}. * This class is made immutable before being delivered to an AccessibilityService. *

* * @param viewId The id resource name. */ public void setViewIdResourceName(String viewId) { IMPL.setViewIdResourceName(mInfo, viewId); } /** * Gets the fully qualified resource name of the source view's id. * *

* Note: The primary usage of this API is for UI test automation * and in order to report the source view id of an {@link AccessibilityNodeInfoCompat} * the client has to set the {@link AccessibilityServiceInfoCompat#FLAG_REPORT_VIEW_IDS} * flag when configuring his {@link android.accessibilityservice.AccessibilityService}. *

* * @return The id resource name. */ public String getViewIdResourceName() { return IMPL.getViewIdResourceName(mInfo); } /** * Gets the node's live region mode. *

* A live region is a node that contains information that is important for * the user and when it changes the user should be notified. For example, * in a login screen with a TextView that displays an "incorrect password" * notification, that view should be marked as a live region with mode * {@link ViewCompat#ACCESSIBILITY_LIVE_REGION_POLITE}. *

* It is the responsibility of the accessibility service to monitor * {@link AccessibilityEventCompat#TYPE_WINDOW_CONTENT_CHANGED} events * indicating changes to live region nodes and their children. * * @return The live region mode, or * {@link ViewCompat#ACCESSIBILITY_LIVE_REGION_NONE} if the view is * not a live region. * @see ViewCompat#getAccessibilityLiveRegion(View) */ public int getLiveRegion() { return IMPL.getLiveRegion(mInfo); } /** * Sets the node's live region mode. *

* Note: Cannot be called from an * {@link android.accessibilityservice.AccessibilityService}. This class is * made immutable before being delivered to an AccessibilityService. * * @param mode The live region mode, or * {@link ViewCompat#ACCESSIBILITY_LIVE_REGION_NONE} if the view is * not a live region. * @see ViewCompat#setAccessibilityLiveRegion(View, int) */ public void setLiveRegion(int mode) { IMPL.setLiveRegion(mInfo, mode); } @Override public int hashCode() { return (mInfo == null) ? 0 : mInfo.hashCode(); } @Override public boolean equals(Object obj) { if (this == obj) { return true; } if (obj == null) { return false; } if (getClass() != obj.getClass()) { return false; } AccessibilityNodeInfoCompat other = (AccessibilityNodeInfoCompat) obj; if (mInfo == null) { if (other.mInfo != null) { return false; } } else if (!mInfo.equals(other.mInfo)) { return false; } return true; } @Override public String toString() { StringBuilder builder = new StringBuilder(); builder.append(super.toString()); Rect bounds = new Rect(); getBoundsInParent(bounds); builder.append("; boundsInParent: " + bounds); getBoundsInScreen(bounds); builder.append("; boundsInScreen: " + bounds); builder.append("; packageName: ").append(getPackageName()); builder.append("; className: ").append(getClassName()); builder.append("; text: ").append(getText()); builder.append("; contentDescription: ").append(getContentDescription()); builder.append("; viewId: ").append(getViewIdResourceName()); builder.append("; checkable: ").append(isCheckable()); builder.append("; checked: ").append(isChecked()); builder.append("; focusable: ").append(isFocusable()); builder.append("; focused: ").append(isFocused()); builder.append("; selected: ").append(isSelected()); builder.append("; clickable: ").append(isClickable()); builder.append("; longClickable: ").append(isLongClickable()); builder.append("; enabled: ").append(isEnabled()); builder.append("; password: ").append(isPassword()); builder.append("; scrollable: " + isScrollable()); builder.append("; ["); for (int actionBits = getActions(); actionBits != 0;) { final int action = 1 << Integer.numberOfTrailingZeros(actionBits); actionBits &= ~action; builder.append(getActionSymbolicName(action)); if (actionBits != 0) { builder.append(", "); } } builder.append("]"); return builder.toString(); } private static String getActionSymbolicName(int action) { switch (action) { case ACTION_FOCUS: return "ACTION_FOCUS"; case ACTION_CLEAR_FOCUS: return "ACTION_CLEAR_FOCUS"; case ACTION_SELECT: return "ACTION_SELECT"; case ACTION_CLEAR_SELECTION: return "ACTION_CLEAR_SELECTION"; case ACTION_CLICK: return "ACTION_CLICK"; case ACTION_LONG_CLICK: return "ACTION_LONG_CLICK"; case ACTION_ACCESSIBILITY_FOCUS: return "ACTION_ACCESSIBILITY_FOCUS"; case ACTION_CLEAR_ACCESSIBILITY_FOCUS: return "ACTION_CLEAR_ACCESSIBILITY_FOCUS"; case ACTION_NEXT_AT_MOVEMENT_GRANULARITY: return "ACTION_NEXT_AT_MOVEMENT_GRANULARITY"; case ACTION_PREVIOUS_AT_MOVEMENT_GRANULARITY: return "ACTION_PREVIOUS_AT_MOVEMENT_GRANULARITY"; case ACTION_NEXT_HTML_ELEMENT: return "ACTION_NEXT_HTML_ELEMENT"; case ACTION_PREVIOUS_HTML_ELEMENT: return "ACTION_PREVIOUS_HTML_ELEMENT"; case ACTION_SCROLL_FORWARD: return "ACTION_SCROLL_FORWARD"; case ACTION_SCROLL_BACKWARD: return "ACTION_SCROLL_BACKWARD"; case ACTION_CUT: return "ACTION_CUT"; case ACTION_COPY: return "ACTION_COPY"; case ACTION_PASTE: return "ACTION_PASTE"; case ACTION_SET_SELECTION: return "ACTION_SET_SELECTION"; default: return"ACTION_UNKNOWN"; } } }