| /* |
| * Copyright (C) 2014 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.services.telephony; |
| |
| import android.telecomm.PhoneCapabilities; |
| |
| import com.android.internal.telephony.Connection; |
| |
| /** |
| * Manages a single phone call handled by CDMA. |
| */ |
| final class CdmaConnection extends TelephonyConnection { |
| CdmaConnection(Connection connection) { |
| super(connection); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public void onPlayDtmfTone(char digit) { |
| // TODO: There are conditions where we should play dtmf tones with different |
| // timeouts. |
| // TODO: We get explicit response from the phone via a Message when the burst |
| // tone has completed. During this time we can get subsequent requests. We need to stop |
| // passing in null as the message and start handling it to implement a queue. |
| if (getPhone() != null) { |
| getPhone().sendBurstDtmf(Character.toString(digit), 0, 0, null); |
| } |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public void onStopDtmfTone() { |
| // no-op, we only play timed dtmf tones for cdma. |
| } |
| |
| @Override |
| protected int buildCallCapabilities() { |
| int capabilities = PhoneCapabilities.MUTE; |
| return capabilities; |
| } |
| } |