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/*
* Copyright (C) 2017 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 com.android.dialer.precall;
import android.app.Activity;
import android.support.annotation.MainThread;
import android.support.annotation.NonNull;
import android.support.annotation.VisibleForTesting;
import com.android.dialer.callintent.CallIntentBuilder;
/**
* Runs {@link PreCallAction} one by one to prepare a {@link
* com.android.dialer.callintent.CallIntentBuilder} for a call.
*/
public interface PreCallCoordinator {
@VisibleForTesting public String EXTRA_CALL_INTENT_BUILDER = "extra_call_intent_builder";
@NonNull
CallIntentBuilder getBuilder();
/** @return the activity to attach the UI to. */
@NonNull
Activity getActivity();
/**
* Called by a {@link PreCallAction} to abort the call. For example, the user has dismissed the
* dialog and must start over.
*/
void abortCall();
/**
* Callback from a {@link PreCallAction} to signal the action started by {@link
* PreCallCoordinator#startPendingAction()} has finished.
*/
interface PendingAction {
@MainThread
void finish();
}
/**
* Called by the current running {@link PreCallAction} to release the main thread and resume
* pre-call later.
*
* @return a {@link PendingAction} which {@link PendingAction#finish()} should be called to resume
* pre-call. For example the action shows a dialog to the user, startPendingAction() should be
* called as the action will not be finished immediately. When the dialog is completed, {@code
* finish()} is then called to continue the next step.
*/
@MainThread
@NonNull
PendingAction startPendingAction();
}
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