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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;
public class JsResult {
// This prevents a user from interacting with the result before WebCore is
// ready to handle it.
private boolean mReady;
// Tells us if the user tried to confirm or cancel the result before WebCore
// is ready.
private boolean mTriedToNotifyBeforeReady;
// This is a basic result of a confirm or prompt dialog.
protected boolean mResult;
/**
* This is the caller of the prompt and is the object that is waiting.
* @hide
*/
protected final CallbackProxy mProxy;
// This is the default value of the result.
private final boolean mDefaultValue;
/**
* 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();
}
/*package*/ JsResult(CallbackProxy proxy, boolean defaultVal) {
mProxy = proxy;
mDefaultValue = defaultVal;
}
/*package*/ final boolean getResult() {
return mResult;
}
/*package*/ final void setReady() {
mReady = true;
if (mTriedToNotifyBeforeReady) {
wakeUp();
}
}
/*package*/ void handleDefault() {
setReady();
mResult = mDefaultValue;
wakeUp();
}
/* Wake up the WebCore thread. */
protected final void wakeUp() {
if (mReady) {
synchronized (mProxy) {
mProxy.notify();
}
} else {
mTriedToNotifyBeforeReady = true;
}
}
}
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