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/*
* Copyright (C) 2007 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.webkit;
import android.annotation.SystemApi;
import android.annotation.UnsupportedAppUsage;
/**
* An instance of this class is passed as a parameter in various {@link WebChromeClient} action
* notifications. The object is used as a handle onto the underlying JavaScript-originated request,
* and provides a means for the client to indicate whether this action should proceed.
*/
public class JsResult {
/**
* Callback interface, implemented by the WebViewProvider implementation to receive
* notifications when the JavaScript result represented by a JsResult instance has
* @hide Only for use by WebViewProvider implementations
*/
@SystemApi
public interface ResultReceiver {
public void onJsResultComplete(JsResult result);
}
// This is the caller of the prompt and is the object that is waiting.
@UnsupportedAppUsage
private final ResultReceiver mReceiver;
// This is a basic result of a confirm or prompt dialog.
private boolean mResult;
/**
* Handle the result if the user cancelled the dialog.
*/
public final void cancel() {
mResult = false;
wakeUp();
}
/**
* Handle a confirmation response from the user.
*/
public final void confirm() {
mResult = true;
wakeUp();
}
/**
* @hide Only for use by WebViewProvider implementations
*/
@SystemApi
public JsResult(ResultReceiver receiver) {
mReceiver = receiver;
}
/**
* @hide Only for use by WebViewProvider implementations
*/
@SystemApi
public final boolean getResult() {
return mResult;
}
/* Notify the caller that the JsResult has completed */
private final void wakeUp() {
mReceiver.onJsResultComplete(this);
}
}
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