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/*
* Copyright (C) 2009 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.accessibilityservice;
import android.os.Bundle;
import android.accessibilityservice.AccessibilityServiceInfo;
import android.view.MagnificationSpec;
import android.view.accessibility.AccessibilityNodeInfo;
import android.view.accessibility.IAccessibilityInteractionConnectionCallback;
/**
* Interface given to an AccessibilitySerivce to talk to the AccessibilityManagerService.
*
* @hide
*/
interface IAccessibilityServiceConnection {
void setServiceInfo(in AccessibilityServiceInfo info);
/**
* Finds an {@link android.view.accessibility.AccessibilityNodeInfo} by accessibility id.
*
* @param accessibilityWindowId A unique window id. Use
* {@link android.view.accessibility.AccessibilityNodeInfo#ACTIVE_WINDOW_ID}
* to query the currently active window.
* @param accessibilityNodeId A unique view id or virtual descendant id from
* where to start the search. Use
* {@link android.view.accessibility.AccessibilityNodeInfo#ROOT_NODE_ID}
* to start from the root.
* @param interactionId The id of the interaction for matching with the callback result.
* @param callback Callback which to receive the result.
* @param flags Additional flags.
* @param threadId The id of the calling thread.
* @return Whether the call succeeded.
*/
boolean findAccessibilityNodeInfoByAccessibilityId(int accessibilityWindowId,
long accessibilityNodeId, int interactionId,
IAccessibilityInteractionConnectionCallback callback, int flags, long threadId);
/**
* Finds {@link android.view.accessibility.AccessibilityNodeInfo}s by View text.
* The match is case insensitive containment. The search is performed in the window
* whose id is specified and starts from the node whose accessibility id is specified.
*
* @param accessibilityWindowId A unique window id. Use
* {@link android.view.accessibility.AccessibilityNodeInfo#ACTIVE_WINDOW_ID}
* to query the currently active window.
* @param accessibilityNodeId A unique view id or virtual descendant id from
* where to start the search. Use
* {@link android.view.accessibility.AccessibilityNodeInfo#ROOT_NODE_ID}
* to start from the root.
* @param text The searched text.
* @param interactionId The id of the interaction for matching with the callback result.
* @param callback Callback which to receive the result.
* @param threadId The id of the calling thread.
* @return Whether the call succeeded.
*/
boolean findAccessibilityNodeInfosByText(int accessibilityWindowId, long accessibilityNodeId,
String text, int interactionId, IAccessibilityInteractionConnectionCallback callback,
long threadId);
/**
* Finds an {@link android.view.accessibility.AccessibilityNodeInfo} by View id. The search
* is performed in the window whose id is specified and starts from the node whose
* accessibility id is specified.
*
* @param accessibilityWindowId A unique window id. Use
* {@link android.view.accessibility.AccessibilityNodeInfo#ACTIVE_WINDOW_ID}
* to query the currently active window.
* @param accessibilityNodeId A unique view id or virtual descendant id from
* where to start the search. Use
* {@link android.view.accessibility.AccessibilityNodeInfo#ROOT_NODE_ID}
* to start from the root.
* @param viewId The fully qualified resource name of the view id to find.
* @param interactionId The id of the interaction for matching with the callback result.
* @param callback Callback which to receive the result.
* @param threadId The id of the calling thread.
* @return Whether the call succeeded.
*/
boolean findAccessibilityNodeInfosByViewId(int accessibilityWindowId,
long accessibilityNodeId, String viewId, int interactionId,
IAccessibilityInteractionConnectionCallback callback, long threadId);
/**
* Finds the {@link android.view.accessibility.AccessibilityNodeInfo} that has the specified
* focus type. The search is performed in the window whose id is specified and starts from
* the node whose accessibility id is specified.
*
* @param accessibilityWindowId A unique window id. Use
* {@link android.view.accessibility.AccessibilityNodeInfo#ACTIVE_WINDOW_ID}
* to query the currently active window.
* @param accessibilityNodeId A unique view id or virtual descendant id from
* where to start the search. Use
* {@link android.view.accessibility.AccessibilityNodeInfo#ROOT_NODE_ID}
* to start from the root.
* @param focusType The type of focus to find.
* @param interactionId The id of the interaction for matching with the callback result.
* @param callback Callback which to receive the result.
* @param threadId The id of the calling thread.
* @return Whether the call succeeded.
*/
boolean findFocus(int accessibilityWindowId, long accessibilityNodeId, int focusType,
int interactionId, IAccessibilityInteractionConnectionCallback callback, long threadId);
/**
* Finds an {@link android.view.accessibility.AccessibilityNodeInfo} to take accessibility
* focus in the given direction. The search is performed in the window whose id is
* specified and starts from the node whose accessibility id is specified.
*
* @param accessibilityWindowId A unique window id. Use
* {@link android.view.accessibility.AccessibilityNodeInfo#ACTIVE_WINDOW_ID}
* to query the currently active window.
* @param accessibilityNodeId A unique view id or virtual descendant id from
* where to start the search. Use
* {@link android.view.accessibility.AccessibilityNodeInfo#ROOT_NODE_ID}
* to start from the root.
* @param direction The direction in which to search for focusable.
* @param interactionId The id of the interaction for matching with the callback result.
* @param callback Callback which to receive the result.
* @param threadId The id of the calling thread.
* @return Whether the call succeeded.
*/
boolean focusSearch(int accessibilityWindowId, long accessibilityNodeId, int direction,
int interactionId, IAccessibilityInteractionConnectionCallback callback, long threadId);
/**
* Performs an accessibility action on an
* {@link android.view.accessibility.AccessibilityNodeInfo}.
*
* @param accessibilityWindowId A unique window id. Use
* {@link android.view.accessibility.AccessibilityNodeInfo#ACTIVE_WINDOW_ID}
* to query the currently active window.
* @param accessibilityNodeId A unique view id or virtual descendant id from
* where to start the search. Use
* {@link android.view.accessibility.AccessibilityNodeInfo#ROOT_NODE_ID}
* to start from the root.
* @param action The action to perform.
* @param arguments Optional action arguments.
* @param interactionId The id of the interaction for matching with the callback result.
* @param callback Callback which to receive the result.
* @param threadId The id of the calling thread.
* @return Whether the action was performed.
*/
boolean performAccessibilityAction(int accessibilityWindowId, long accessibilityNodeId,
int action, in Bundle arguments, int interactionId,
IAccessibilityInteractionConnectionCallback callback, long threadId);
/**
* @return The associated accessibility service info.
*/
AccessibilityServiceInfo getServiceInfo();
/**
* Performs a global action, such as going home, going back, etc.
*
* @param action The action to perform.
* @return Whether the action was performed.
*/
boolean performGlobalAction(int action);
}
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