62 lines
2.3 KiB
Java
62 lines
2.3 KiB
Java
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/*
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* Copyright (C) 2009 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package android.view.accessibility;
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/**
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* This interface is implemented by classes source of {@link AccessibilityEvent}s.
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*
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* <div class="special reference">
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* <h3>Developer Guides</h3>
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* <p>For more information about making applications accessible, read the
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* <a href="{@docRoot}guide/topics/ui/accessibility/index.html">Accessibility</a>
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* developer guide.</p>
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* </div>
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*/
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public interface AccessibilityEventSource {
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/**
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* Handles the request for sending an {@link AccessibilityEvent} given
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* the event type. The method must first check if accessibility is on
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* via calling {@link AccessibilityManager#isEnabled() AccessibilityManager.isEnabled()},
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* obtain an {@link AccessibilityEvent} from the event pool through calling
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* {@link AccessibilityEvent#obtain(int) AccessibilityEvent.obtain(int)}, populate the
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* event, and send it for dispatch via calling
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* {@link AccessibilityManager#sendAccessibilityEvent(AccessibilityEvent)
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* AccessibilityManager.sendAccessibilityEvent(AccessibilityEvent)}.
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*
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* @see AccessibilityEvent
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* @see AccessibilityManager
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*
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* @param eventType The event type.
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*/
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public void sendAccessibilityEvent(int eventType);
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/**
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* Handles the request for sending an {@link AccessibilityEvent}. The
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* method does not guarantee to check if accessibility is on before
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* sending the event for dispatch. It is responsibility of the caller
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* to do the check via calling {@link AccessibilityManager#isEnabled()
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* AccessibilityManager.isEnabled()}.
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*
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* @see AccessibilityEvent
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* @see AccessibilityManager
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*
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* @param event The event.
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*/
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public void sendAccessibilityEventUnchecked(AccessibilityEvent event);
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}
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