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/*
* Copyright (C) 2013 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.incallui;
import android.content.Context;
import com.android.incallui.InCallPresenter.InCallDetailsListener;
import com.android.incallui.InCallPresenter.InCallState;
import com.android.incallui.InCallPresenter.InCallStateListener;
import com.google.common.base.Preconditions;
import java.util.ArrayList;
import java.util.List;
/**
* Logic for call buttons.
*/
public class ConferenceManagerPresenter
extends Presenter<ConferenceManagerPresenter.ConferenceManagerUi>
implements InCallStateListener, InCallDetailsListener {
private Context mContext;
@Override
public void onUiReady(ConferenceManagerUi ui) {
super.onUiReady(ui);
// register for call state changes last
InCallPresenter.getInstance().addListener(this);
}
@Override
public void onUiUnready(ConferenceManagerUi ui) {
super.onUiUnready(ui);
InCallPresenter.getInstance().removeListener(this);
}
@Override
public void onStateChange(InCallState oldState, InCallState newState, CallList callList) {
if (getUi().isFragmentVisible()) {
Log.v(this, "onStateChange" + newState);
if (newState == InCallState.INCALL) {
final Call call = callList.getActiveOrBackgroundCall();
if (call != null && call.isConferenceCall()) {
Log.v(this, "Number of existing calls is " +
String.valueOf(call.getChildCallIds().size()));
update(callList);
} else {
getUi().setVisible(false);
}
} else {
getUi().setVisible(false);
}
}
}
@Override
public void onDetailsChanged(Call call, android.telecom.Call.Details details) {
boolean canDisconnect = details.can(
android.telecom.Call.Details.CAPABILITY_DISCONNECT_FROM_CONFERENCE);
boolean canSeparate = details.can(
android.telecom.Call.Details.CAPABILITY_SEPARATE_FROM_CONFERENCE);
if (call.can(android.telecom.Call.Details.CAPABILITY_DISCONNECT_FROM_CONFERENCE)
!= canDisconnect
|| call.can(android.telecom.Call.Details.CAPABILITY_SEPARATE_FROM_CONFERENCE)
!= canSeparate) {
getUi().refreshCall(call);
}
if (!details.can(
android.telecom.Call.Details.CAPABILITY_MANAGE_CONFERENCE)) {
getUi().setVisible(false);
}
}
public void init(Context context, CallList callList) {
mContext = Preconditions.checkNotNull(context);
mContext = context;
update(callList);
}
/**
* Updates the conference participant adapter.
*
* @param callList The callList.
*/
private void update(CallList callList) {
// callList is non null, but getActiveOrBackgroundCall() may return null
final Call currentCall = callList.getActiveOrBackgroundCall();
if (currentCall == null) {
return;
}
ArrayList<Call> calls = new ArrayList<>(currentCall.getChildCallIds().size());
for (String callerId : currentCall.getChildCallIds()) {
calls.add(callList.getCallById(callerId));
}
Log.d(this, "Number of calls is " + String.valueOf(calls.size()));
// Users can split out a call from the conference call if there either the active call
// or the holding call is empty. If both are filled at the moment, users can not split out
// another call.
final boolean hasActiveCall = (callList.getActiveCall() != null);
final boolean hasHoldingCall = (callList.getBackgroundCall() != null);
boolean canSeparate = !(hasActiveCall && hasHoldingCall);
getUi().update(mContext, calls, canSeparate);
}
public interface ConferenceManagerUi extends Ui {
void setVisible(boolean on);
boolean isFragmentVisible();
void update(Context context, List<Call> participants, boolean parentCanSeparate);
void refreshCall(Call call);
}
}
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