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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.app.ActivityManager.TaskDescription;
import android.app.FragmentManager;
import android.content.Context;
import android.content.Intent;
import android.content.pm.ActivityInfo;
import android.content.res.Resources;
import android.graphics.Point;
import android.net.Uri;
import android.os.Bundle;
import android.telecom.DisconnectCause;
import android.telecom.PhoneAccount;
import android.telecom.PhoneAccountHandle;
import android.telecom.TelecomManager;
import android.telecom.VideoProfile;
import android.telephony.PhoneNumberUtils;
import android.text.TextUtils;
import android.view.Surface;
import android.view.View;
import android.view.Window;
import android.view.WindowManager;
import com.android.contacts.common.interactions.TouchPointManager;
import com.android.contacts.common.testing.NeededForTesting;
import com.android.contacts.common.util.MaterialColorMapUtils.MaterialPalette;
import com.android.incalluibind.ObjectFactory;
import com.google.common.base.Preconditions;
import java.util.Collections;
import java.util.List;
import java.util.Locale;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.CopyOnWriteArrayList;
/**
* Takes updates from the CallList and notifies the InCallActivity (UI)
* of the changes.
* Responsible for starting the activity for a new call and finishing the activity when all calls
* are disconnected.
* Creates and manages the in-call state and provides a listener pattern for the presenters
* that want to listen in on the in-call state changes.
* TODO: This class has become more of a state machine at this point. Consider renaming.
*/
public class InCallPresenter implements CallList.Listener,
CircularRevealFragment.OnCircularRevealCompleteListener {
private static final String EXTRA_FIRST_TIME_SHOWN =
"com.android.incallui.intent.extra.FIRST_TIME_SHOWN";
private static final Bundle EMPTY_EXTRAS = new Bundle();
private static InCallPresenter sInCallPresenter;
/**
* ConcurrentHashMap constructor params: 8 is initial table size, 0.9f is
* load factor before resizing, 1 means we only expect a single thread to
* access the map so make only a single shard
*/
private final Set<InCallStateListener> mListeners = Collections.newSetFromMap(
new ConcurrentHashMap<InCallStateListener, Boolean>(8, 0.9f, 1));
private final List<IncomingCallListener> mIncomingCallListeners = new CopyOnWriteArrayList<>();
private final Set<InCallDetailsListener> mDetailsListeners = Collections.newSetFromMap(
new ConcurrentHashMap<InCallDetailsListener, Boolean>(8, 0.9f, 1));
private final Set<CanAddCallListener> mCanAddCallListeners = Collections.newSetFromMap(
new ConcurrentHashMap<CanAddCallListener, Boolean>(8, 0.9f, 1));
private final Set<InCallUiListener> mInCallUiListeners = Collections.newSetFromMap(
new ConcurrentHashMap<InCallUiListener, Boolean>(8, 0.9f, 1));
private final Set<InCallOrientationListener> mOrientationListeners = Collections.newSetFromMap(
new ConcurrentHashMap<InCallOrientationListener, Boolean>(8, 0.9f, 1));
private final Set<InCallEventListener> mInCallEventListeners = Collections.newSetFromMap(
new ConcurrentHashMap<InCallEventListener, Boolean>(8, 0.9f, 1));
private AudioModeProvider mAudioModeProvider;
private StatusBarNotifier mStatusBarNotifier;
private ContactInfoCache mContactInfoCache;
private Context mContext;
private CallList mCallList;
private InCallActivity mInCallActivity;
private InCallState mInCallState = InCallState.NO_CALLS;
private ProximitySensor mProximitySensor;
private boolean mServiceConnected = false;
private boolean mAccountSelectionCancelled = false;
private InCallCameraManager mInCallCameraManager = null;
private AnswerPresenter mAnswerPresenter = new AnswerPresenter();
/**
* Whether or not we are currently bound and waiting for Telecom to send us a new call.
*/
private boolean mBoundAndWaitingForOutgoingCall;
/**
* If there is no actual call currently in the call list, this will be used as a fallback
* to determine the theme color for InCallUI.
*/
private PhoneAccountHandle mPendingPhoneAccountHandle;
/**
* Determines if the InCall UI is in fullscreen mode or not.
*/
private boolean mIsFullScreen = false;
private final android.telecom.Call.Callback mCallCallback =
new android.telecom.Call.Callback() {
@Override
public void onPostDialWait(android.telecom.Call telecomCall,
String remainingPostDialSequence) {
final Call call = mCallList.getCallByTelecommCall(telecomCall);
if (call == null) {
Log.w(this, "Call not found in call list: " + telecomCall);
return;
}
onPostDialCharWait(call.getId(), remainingPostDialSequence);
}
@Override
public void onDetailsChanged(android.telecom.Call telecomCall,
android.telecom.Call.Details details) {
final Call call = mCallList.getCallByTelecommCall(telecomCall);
if (call == null) {
Log.w(this, "Call not found in call list: " + telecomCall);
return;
}
for (InCallDetailsListener listener : mDetailsListeners) {
listener.onDetailsChanged(call, details);
}
}
@Override
public void onConferenceableCallsChanged(android.telecom.Call telecomCall,
List<android.telecom.Call> conferenceableCalls) {
Log.i(this, "onConferenceableCallsChanged: " + telecomCall);
onDetailsChanged(telecomCall, telecomCall.getDetails());
}
};
/**
* Is true when the activity has been previously started. Some code needs to know not just if
* the activity is currently up, but if it had been previously shown in foreground for this
* in-call session (e.g., StatusBarNotifier). This gets reset when the session ends in the
* tear-down method.
*/
private boolean mIsActivityPreviouslyStarted = false;
/**
* Whether or not InCallService is bound to Telecom.
*/
private boolean mServiceBound = false;
/**
* When configuration changes Android kills the current activity and starts a new one.
* The flag is used to check if full clean up is necessary (activity is stopped and new
* activity won't be started), or if a new activity will be started right after the current one
* is destroyed, and therefore no need in release all resources.
*/
private boolean mIsChangingConfigurations = false;
/** Display colors for the UI. Consists of a primary color and secondary (darker) color */
private MaterialPalette mThemeColors;
private TelecomManager mTelecomManager;
public static synchronized InCallPresenter getInstance() {
if (sInCallPresenter == null) {
sInCallPresenter = new InCallPresenter();
}
return sInCallPresenter;
}
@NeededForTesting
static synchronized void setInstance(InCallPresenter inCallPresenter) {
sInCallPresenter = inCallPresenter;
}
public InCallState getInCallState() {
return mInCallState;
}
public CallList getCallList() {
return mCallList;
}
public void setUp(Context context,
CallList callList,
AudioModeProvider audioModeProvider,
StatusBarNotifier statusBarNotifier,
ContactInfoCache contactInfoCache,
ProximitySensor proximitySensor) {
if (mServiceConnected) {
Log.i(this, "New service connection replacing existing one.");
// retain the current resources, no need to create new ones.
Preconditions.checkState(context == mContext);
Preconditions.checkState(callList == mCallList);
Preconditions.checkState(audioModeProvider == mAudioModeProvider);
return;
}
Preconditions.checkNotNull(context);
mContext = context;
mContactInfoCache = contactInfoCache;
mStatusBarNotifier = statusBarNotifier;
addListener(mStatusBarNotifier);
mAudioModeProvider = audioModeProvider;
mProximitySensor = proximitySensor;
addListener(mProximitySensor);
addIncomingCallListener(mAnswerPresenter);
addInCallUiListener(mAnswerPresenter);
mCallList = callList;
// This only gets called by the service so this is okay.
mServiceConnected = true;
// The final thing we do in this set up is add ourselves as a listener to CallList. This
// will kick off an update and the whole process can start.
mCallList.addListener(this);
VideoPauseController.getInstance().setUp(this);
Log.d(this, "Finished InCallPresenter.setUp");
}
/**
* Called when the telephony service has disconnected from us. This will happen when there are
* no more active calls. However, we may still want to continue showing the UI for
* certain cases like showing "Call Ended".
* What we really want is to wait for the activity and the service to both disconnect before we
* tear things down. This method sets a serviceConnected boolean and calls a secondary method
* that performs the aforementioned logic.
*/
public void tearDown() {
Log.d(this, "tearDown");
mServiceConnected = false;
attemptCleanup();
VideoPauseController.getInstance().tearDown();
}
private void attemptFinishActivity() {
final boolean doFinish = (mInCallActivity != null && isActivityStarted());
Log.i(this, "Hide in call UI: " + doFinish);
if (doFinish) {
mInCallActivity.setExcludeFromRecents(true);
mInCallActivity.finish();
if (mAccountSelectionCancelled) {
// This finish is a result of account selection cancellation
// do not include activity ending transition
mInCallActivity.overridePendingTransition(0, 0);
}
}
}
/**
* Called when the UI begins, and starts the callstate callbacks if necessary.
*/
public void setActivity(InCallActivity inCallActivity) {
if (inCallActivity == null) {
throw new IllegalArgumentException("registerActivity cannot be called with null");
}
if (mInCallActivity != null && mInCallActivity != inCallActivity) {
Log.w(this, "Setting a second activity before destroying the first.");
}
updateActivity(inCallActivity);
}
/**
* Called when the UI ends. Attempts to tear down everything if necessary. See
* {@link #tearDown()} for more insight on the tear-down process.
*/
public void unsetActivity(InCallActivity inCallActivity) {
if (inCallActivity == null) {
throw new IllegalArgumentException("unregisterActivity cannot be called with null");
}
if (mInCallActivity == null) {
Log.i(this, "No InCallActivity currently set, no need to unset.");
return;
}
if (mInCallActivity != inCallActivity) {
Log.w(this, "Second instance of InCallActivity is trying to unregister when another"
+ " instance is active. Ignoring.");
return;
}
updateActivity(null);
}
/**
* Updates the current instance of {@link InCallActivity} with the provided one. If a
* {@code null} activity is provided, it means that the activity was finished and we should
* attempt to cleanup.
*/
private void updateActivity(InCallActivity inCallActivity) {
boolean updateListeners = false;
boolean doAttemptCleanup = false;
if (inCallActivity != null) {
if (mInCallActivity == null) {
updateListeners = true;
Log.i(this, "UI Initialized");
} else {
// since setActivity is called onStart(), it can be called multiple times.
// This is fine and ignorable, but we do not want to update the world every time
// this happens (like going to/from background) so we do not set updateListeners.
}
mInCallActivity = inCallActivity;
mInCallActivity.setExcludeFromRecents(false);
// By the time the UI finally comes up, the call may already be disconnected.
// If that's the case, we may need to show an error dialog.
if (mCallList != null && mCallList.getDisconnectedCall() != null) {
maybeShowErrorDialogOnDisconnect(mCallList.getDisconnectedCall());
}
// When the UI comes up, we need to first check the in-call state.
// If we are showing NO_CALLS, that means that a call probably connected and
// then immediately disconnected before the UI was able to come up.
// If we dont have any calls, start tearing down the UI instead.
// NOTE: This code relies on {@link #mInCallActivity} being set so we run it after
// it has been set.
if (mInCallState == InCallState.NO_CALLS) {
Log.i(this, "UI Initialized, but no calls left. shut down.");
attemptFinishActivity();
return;
}
} else {
Log.i(this, "UI Destroyed");
updateListeners = true;
mInCallActivity = null;
// We attempt cleanup for the destroy case but only after we recalculate the state
// to see if we need to come back up or stay shut down. This is why we do the
// cleanup after the call to onCallListChange() instead of directly here.
doAttemptCleanup = true;
}
// Messages can come from the telephony layer while the activity is coming up
// and while the activity is going down. So in both cases we need to recalculate what
// state we should be in after they complete.
// Examples: (1) A new incoming call could come in and then get disconnected before
// the activity is created.
// (2) All calls could disconnect and then get a new incoming call before the
// activity is destroyed.
//
// b/1122139 - We previously had a check for mServiceConnected here as well, but there are
// cases where we need to recalculate the current state even if the service in not
// connected. In particular the case where startOrFinish() is called while the app is
// already finish()ing. In that case, we skip updating the state with the knowledge that
// we will check again once the activity has finished. That means we have to recalculate the
// state here even if the service is disconnected since we may not have finished a state
// transition while finish()ing.
if (updateListeners) {
onCallListChange(mCallList);
}
if (doAttemptCleanup) {
attemptCleanup();
}
}
private boolean mAwaitingCallListUpdate = false;
public void onBringToForeground(boolean showDialpad) {
Log.i(this, "Bringing UI to foreground.");
bringToForeground(showDialpad);
}
/**
* TODO: Consider listening to CallList callbacks to do this instead of receiving a direct
* method invocation from InCallService.
*/
public void onCallAdded(android.telecom.Call call) {
// Since a call has been added we are no longer waiting for Telecom to send us a
// call.
setBoundAndWaitingForOutgoingCall(false, null);
call.registerCallback(mCallCallback);
}
/**
* TODO: Consider listening to CallList callbacks to do this instead of receiving a direct
* method invocation from InCallService.
*/
public void onCallRemoved(android.telecom.Call call) {
call.unregisterCallback(mCallCallback);
}
public void onCanAddCallChanged(boolean canAddCall) {
for (CanAddCallListener listener : mCanAddCallListeners) {
listener.onCanAddCallChanged(canAddCall);
}
}
/**
* Called when there is a change to the call list.
* Sets the In-Call state for the entire in-call app based on the information it gets from
* CallList. Dispatches the in-call state to all listeners. Can trigger the creation or
* destruction of the UI based on the states that is calculates.
*/
@Override
public void onCallListChange(CallList callList) {
if (mInCallActivity != null && mInCallActivity.getCallCardFragment() != null &&
mInCallActivity.getCallCardFragment().isAnimating()) {
mAwaitingCallListUpdate = true;
return;
}
if (callList == null) {
return;
}
mAwaitingCallListUpdate = false;
InCallState newState = getPotentialStateFromCallList(callList);
InCallState oldState = mInCallState;
Log.d(this, "onCallListChange oldState= " + oldState + " newState=" + newState);
newState = startOrFinishUi(newState);
Log.d(this, "onCallListChange newState changed to " + newState);
// Set the new state before announcing it to the world
Log.i(this, "Phone switching state: " + oldState + " -> " + newState);
mInCallState = newState;
// notify listeners of new state
for (InCallStateListener listener : mListeners) {
Log.d(this, "Notify " + listener + " of state " + mInCallState.toString());
listener.onStateChange(oldState, mInCallState, callList);
}
if (isActivityStarted()) {
final boolean hasCall = callList.getActiveOrBackgroundCall() != null ||
callList.getOutgoingCall() != null;
mInCallActivity.dismissKeyguard(hasCall);
}
}
/**
* Called when there is a new incoming call.
*
* @param call
*/
@Override
public void onIncomingCall(Call call) {
InCallState newState = startOrFinishUi(InCallState.INCOMING);
InCallState oldState = mInCallState;
Log.i(this, "Phone switching state: " + oldState + " -> " + newState);
mInCallState = newState;
for (IncomingCallListener listener : mIncomingCallListeners) {
listener.onIncomingCall(oldState, mInCallState, call);
}
}
@Override
public void onUpgradeToVideo(Call call) {
//NO-OP
}
/**
* Called when a call becomes disconnected. Called everytime an existing call
* changes from being connected (incoming/outgoing/active) to disconnected.
*/
@Override
public void onDisconnect(Call call) {
maybeShowErrorDialogOnDisconnect(call);
// We need to do the run the same code as onCallListChange.
onCallListChange(mCallList);
if (isActivityStarted()) {
mInCallActivity.dismissKeyguard(false);
}
}
/**
* Given the call list, return the state in which the in-call screen should be.
*/
public InCallState getPotentialStateFromCallList(CallList callList) {
InCallState newState = InCallState.NO_CALLS;
if (callList == null) {
return newState;
}
if (callList.getIncomingCall() != null) {
newState = InCallState.INCOMING;
} else if (callList.getWaitingForAccountCall() != null) {
newState = InCallState.WAITING_FOR_ACCOUNT;
} else if (callList.getPendingOutgoingCall() != null) {
newState = InCallState.PENDING_OUTGOING;
} else if (callList.getOutgoingCall() != null) {
newState = InCallState.OUTGOING;
} else if (callList.getActiveCall() != null ||
callList.getBackgroundCall() != null ||
callList.getDisconnectedCall() != null ||
callList.getDisconnectingCall() != null) {
newState = InCallState.INCALL;
}
if (newState == InCallState.NO_CALLS) {
if (mBoundAndWaitingForOutgoingCall) {
return InCallState.OUTGOING;
}
}
return newState;
}
public boolean isBoundAndWaitingForOutgoingCall() {
return mBoundAndWaitingForOutgoingCall;
}
public void setBoundAndWaitingForOutgoingCall(boolean isBound, PhoneAccountHandle handle) {
// NOTE: It is possible for there to be a race and have handle become null before
// the circular reveal starts. This should not cause any problems because CallCardFragment
// should fallback to the actual call in the CallList at that point in time to determine
// the theme color.
Log.i(this, "setBoundAndWaitingForOutgoingCall: " + isBound);
mBoundAndWaitingForOutgoingCall = isBound;
mPendingPhoneAccountHandle = handle;
if (isBound && mInCallState == InCallState.NO_CALLS) {
mInCallState = InCallState.OUTGOING;
}
}
@Override
public void onCircularRevealComplete(FragmentManager fm) {
if (mInCallActivity != null) {
mInCallActivity.showCallCardFragment(true);
mInCallActivity.getCallCardFragment().animateForNewOutgoingCall();
CircularRevealFragment.endCircularReveal(mInCallActivity.getFragmentManager());
}
}
public void onShrinkAnimationComplete() {
if (mAwaitingCallListUpdate) {
onCallListChange(mCallList);
}
}
public void addIncomingCallListener(IncomingCallListener listener) {
Preconditions.checkNotNull(listener);
mIncomingCallListeners.add(listener);
}
public void removeIncomingCallListener(IncomingCallListener listener) {
if (listener != null) {
mIncomingCallListeners.remove(listener);
}
}
public void addListener(InCallStateListener listener) {
Preconditions.checkNotNull(listener);
mListeners.add(listener);
}
public void removeListener(InCallStateListener listener) {
if (listener != null) {
mListeners.remove(listener);
}
}
public void addDetailsListener(InCallDetailsListener listener) {
Preconditions.checkNotNull(listener);
mDetailsListeners.add(listener);
}
public void removeDetailsListener(InCallDetailsListener listener) {
if (listener != null) {
mDetailsListeners.remove(listener);
}
}
public void addCanAddCallListener(CanAddCallListener listener) {
Preconditions.checkNotNull(listener);
mCanAddCallListeners.add(listener);
}
public void removeCanAddCallListener(CanAddCallListener listener) {
if (listener != null) {
mCanAddCallListeners.remove(listener);
}
}
public void addOrientationListener(InCallOrientationListener listener) {
Preconditions.checkNotNull(listener);
mOrientationListeners.add(listener);
}
public void removeOrientationListener(InCallOrientationListener listener) {
if (listener != null) {
mOrientationListeners.remove(listener);
}
}
public void addInCallEventListener(InCallEventListener listener) {
Preconditions.checkNotNull(listener);
mInCallEventListeners.add(listener);
}
public void removeInCallEventListener(InCallEventListener listener) {
if (listener != null) {
mInCallEventListeners.remove(listener);
}
}
public ProximitySensor getProximitySensor() {
return mProximitySensor;
}
public void handleAccountSelection(PhoneAccountHandle accountHandle, boolean setDefault) {
if (mCallList != null) {
Call call = mCallList.getWaitingForAccountCall();
if (call != null) {
String callId = call.getId();
TelecomAdapter.getInstance().phoneAccountSelected(callId, accountHandle, setDefault);
}
}
}
public void cancelAccountSelection() {
mAccountSelectionCancelled = true;
if (mCallList != null) {
Call call = mCallList.getWaitingForAccountCall();
if (call != null) {
String callId = call.getId();
TelecomAdapter.getInstance().disconnectCall(callId);
}
}
}
/**
* Hangs up any active or outgoing calls.
*/
public void hangUpOngoingCall(Context context) {
// By the time we receive this intent, we could be shut down and call list
// could be null. Bail in those cases.
if (mCallList == null) {
if (mStatusBarNotifier == null) {
// The In Call UI has crashed but the notification still stayed up. We should not
// come to this stage.
StatusBarNotifier.clearAllCallNotifications(context);
}
return;
}
Call call = mCallList.getOutgoingCall();
if (call == null) {
call = mCallList.getActiveOrBackgroundCall();
}
if (call != null) {
TelecomAdapter.getInstance().disconnectCall(call.getId());
call.setState(Call.State.DISCONNECTING);
mCallList.onUpdate(call);
}
}
/**
* Answers any incoming call.
*/
public void answerIncomingCall(Context context, int videoState) {
// By the time we receive this intent, we could be shut down and call list
// could be null. Bail in those cases.
if (mCallList == null) {
StatusBarNotifier.clearAllCallNotifications(context);
return;
}
Call call = mCallList.getIncomingCall();
if (call != null) {
TelecomAdapter.getInstance().answerCall(call.getId(), videoState);
showInCall(false, false/* newOutgoingCall */);
}
}
/**
* Declines any incoming call.
*/
public void declineIncomingCall(Context context) {
// By the time we receive this intent, we could be shut down and call list
// could be null. Bail in those cases.
if (mCallList == null) {
StatusBarNotifier.clearAllCallNotifications(context);
return;
}
Call call = mCallList.getIncomingCall();
if (call != null) {
TelecomAdapter.getInstance().rejectCall(call.getId(), false, null);
}
}
public void acceptUpgradeRequest(int videoState, Context context) {
Log.d(this, " acceptUpgradeRequest videoState " + videoState);
// Bail if we have been shut down and the call list is null.
if (mCallList == null) {
StatusBarNotifier.clearAllCallNotifications(context);
Log.e(this, " acceptUpgradeRequest mCallList is empty so returning");
return;
}
Call call = mCallList.getVideoUpgradeRequestCall();
if (call != null) {
VideoProfile videoProfile = new VideoProfile(videoState);
call.getVideoCall().sendSessionModifyResponse(videoProfile);
call.setSessionModificationState(Call.SessionModificationState.NO_REQUEST);
}
}
public void declineUpgradeRequest(Context context) {
Log.d(this, " declineUpgradeRequest");
// Bail if we have been shut down and the call list is null.
if (mCallList == null) {
StatusBarNotifier.clearAllCallNotifications(context);
Log.e(this, " declineUpgradeRequest mCallList is empty so returning");
return;
}
Call call = mCallList.getVideoUpgradeRequestCall();
if (call != null) {
VideoProfile videoProfile =
new VideoProfile(call.getVideoState());
call.getVideoCall().sendSessionModifyResponse(videoProfile);
call.setSessionModificationState(Call.SessionModificationState.NO_REQUEST);
}
}
/**
* Returns true if the incall app is the foreground application.
*/
public boolean isShowingInCallUi() {
return (isActivityStarted() && mInCallActivity.isVisible());
}
/**
* Returns true if the activity has been created and is running.
* Returns true as long as activity is not destroyed or finishing. This ensures that we return
* true even if the activity is paused (not in foreground).
*/
public boolean isActivityStarted() {
return (mInCallActivity != null &&
!mInCallActivity.isDestroyed() &&
!mInCallActivity.isFinishing());
}
public boolean isActivityPreviouslyStarted() {
return mIsActivityPreviouslyStarted;
}
public boolean isChangingConfigurations() {
return mIsChangingConfigurations;
}
/*package*/
void updateIsChangingConfigurations() {
mIsChangingConfigurations = false;
if (mInCallActivity != null) {
mIsChangingConfigurations = mInCallActivity.isChangingConfigurations();
}
Log.d(this, "IsChangingConfigurations=" + mIsChangingConfigurations);
}
/**
* Called when the activity goes in/out of the foreground.
*/
public void onUiShowing(boolean showing) {
// We need to update the notification bar when we leave the UI because that
// could trigger it to show again.
if (mStatusBarNotifier != null) {
mStatusBarNotifier.updateNotification(mInCallState, mCallList);
}
if (mProximitySensor != null) {
mProximitySensor.onInCallShowing(showing);
}
Intent broadcastIntent = ObjectFactory.getUiReadyBroadcastIntent(mContext);
if (broadcastIntent != null) {
broadcastIntent.putExtra(EXTRA_FIRST_TIME_SHOWN, !mIsActivityPreviouslyStarted);
if (showing) {
Log.d(this, "Sending sticky broadcast: ", broadcastIntent);
mContext.sendStickyBroadcast(broadcastIntent);
} else {
Log.d(this, "Removing sticky broadcast: ", broadcastIntent);
mContext.removeStickyBroadcast(broadcastIntent);
}
}
if (showing) {
mIsActivityPreviouslyStarted = true;
} else {
updateIsChangingConfigurations();
}
for (InCallUiListener listener : mInCallUiListeners) {
listener.onUiShowing(showing);
}
}
public void addInCallUiListener(InCallUiListener listener) {
mInCallUiListeners.add(listener);
}
public boolean removeInCallUiListener(InCallUiListener listener) {
return mInCallUiListeners.remove(listener);
}
/*package*/
void onActivityStarted() {
Log.d(this, "onActivityStarted");
notifyVideoPauseController(true);
}
/*package*/
void onActivityStopped() {
Log.d(this, "onActivityStopped");
notifyVideoPauseController(false);
}
private void notifyVideoPauseController(boolean showing) {
Log.d(this, "notifyVideoPauseController: mIsChangingConfigurations=" +
mIsChangingConfigurations);
if (!mIsChangingConfigurations) {
VideoPauseController.getInstance().onUiShowing(showing);
}
}
/**
* Brings the app into the foreground if possible.
*/
public void bringToForeground(boolean showDialpad) {
// Before we bring the incall UI to the foreground, we check to see if:
// 1. It is not currently in the foreground
// 2. We are in a state where we want to show the incall ui (i.e. there are calls to
// be displayed)
// If the activity hadn't actually been started previously, yet there are still calls
// present (e.g. a call was accepted by a bluetooth or wired headset), we want to
// bring it up the UI regardless.
if (!isShowingInCallUi() && mInCallState != InCallState.NO_CALLS) {
showInCall(showDialpad, false /* newOutgoingCall */);
}
}
public void onPostDialCharWait(String callId, String chars) {
if (isActivityStarted()) {
mInCallActivity.showPostCharWaitDialog(callId, chars);
}
}
/**
* Handles the green CALL key while in-call.
* @return true if we consumed the event.
*/
public boolean handleCallKey() {
Log.v(this, "handleCallKey");
// The green CALL button means either "Answer", "Unhold", or
// "Swap calls", or can be a no-op, depending on the current state
// of the Phone.
/**
* INCOMING CALL
*/
final CallList calls = mCallList;
final Call incomingCall = calls.getIncomingCall();
Log.v(this, "incomingCall: " + incomingCall);
// (1) Attempt to answer a call
if (incomingCall != null) {
TelecomAdapter.getInstance().answerCall(
incomingCall.getId(), VideoProfile.STATE_AUDIO_ONLY);
return true;
}
/**
* STATE_ACTIVE CALL
*/
final Call activeCall = calls.getActiveCall();
if (activeCall != null) {
// TODO: This logic is repeated from CallButtonPresenter.java. We should
// consolidate this logic.
final boolean canMerge = activeCall.can(
android.telecom.Call.Details.CAPABILITY_MERGE_CONFERENCE);
final boolean canSwap = activeCall.can(
android.telecom.Call.Details.CAPABILITY_SWAP_CONFERENCE);
Log.v(this, "activeCall: " + activeCall + ", canMerge: " + canMerge +
", canSwap: " + canSwap);
// (2) Attempt actions on conference calls
if (canMerge) {
TelecomAdapter.getInstance().merge(activeCall.getId());
return true;
} else if (canSwap) {
TelecomAdapter.getInstance().swap(activeCall.getId());
return true;
}
}
/**
* BACKGROUND CALL
*/
final Call heldCall = calls.getBackgroundCall();
if (heldCall != null) {
// We have a hold call so presumeable it will always support HOLD...but
// there is no harm in double checking.
final boolean canHold = heldCall.can(android.telecom.Call.Details.CAPABILITY_HOLD);
Log.v(this, "heldCall: " + heldCall + ", canHold: " + canHold);
// (4) unhold call
if (heldCall.getState() == Call.State.ONHOLD && canHold) {
TelecomAdapter.getInstance().unholdCall(heldCall.getId());
return true;
}
}
// Always consume hard keys
return true;
}
/**
* A dialog could have prevented in-call screen from being previously finished.
* This function checks to see if there should be any UI left and if not attempts
* to tear down the UI.
*/
public void onDismissDialog() {
Log.i(this, "Dialog dismissed");
if (mInCallState == InCallState.NO_CALLS) {
attemptFinishActivity();
attemptCleanup();
}
}
/**
* Toggles whether the application is in fullscreen mode or not.
*
* @return {@code true} if in-call is now in fullscreen mode.
*/
public boolean toggleFullscreenMode() {
mIsFullScreen = !mIsFullScreen;
Log.v(this, "toggleFullscreenMode = " + mIsFullScreen);
notifyFullscreenModeChange(mIsFullScreen);
return mIsFullScreen;
}
/**
* Changes the fullscreen mode of the in-call UI.
*
* @param isFullScreen {@code true} if in-call should be in fullscreen mode, {@code false}
* otherwise.
*/
public void setFullScreen(boolean isFullScreen) {
Log.v(this, "setFullScreen = " + isFullScreen);
if (mIsFullScreen == isFullScreen) {
Log.v(this, "setFullScreen ignored as already in that state.");
return;
}
mIsFullScreen = isFullScreen;
notifyFullscreenModeChange(mIsFullScreen);
}
/**
* @return {@code true} if the in-call ui is currently in fullscreen mode, {@code false}
* otherwise.
*/
public boolean isFullscreen() {
return mIsFullScreen;
}
/**
* Called by the {@link VideoCallPresenter} to inform of a change in full screen video status.
*
* @param isFullscreenMode {@code True} if entering full screen mode.
*/
public void notifyFullscreenModeChange(boolean isFullscreenMode) {
for (InCallEventListener listener : mInCallEventListeners) {
listener.onFullscreenModeChanged(isFullscreenMode);
}
}
/**
* For some disconnected causes, we show a dialog. This calls into the activity to show
* the dialog if appropriate for the call.
*/
private void maybeShowErrorDialogOnDisconnect(Call call) {
// For newly disconnected calls, we may want to show a dialog on specific error conditions
if (isActivityStarted() && call.getState() == Call.State.DISCONNECTED) {
if (call.getAccountHandle() == null && !call.isConferenceCall()) {
setDisconnectCauseForMissingAccounts(call);
}
mInCallActivity.maybeShowErrorDialogOnDisconnect(call.getDisconnectCause());
}
}
/**
* When the state of in-call changes, this is the first method to get called. It determines if
* the UI needs to be started or finished depending on the new state and does it.
*/
private InCallState startOrFinishUi(InCallState newState) {
Log.d(this, "startOrFinishUi: " + mInCallState + " -> " + newState);
// TODO: Consider a proper state machine implementation
// If the state isn't changing we have already done any starting/stopping of activities in
// a previous pass...so lets cut out early
if (newState == mInCallState) {
return newState;
}
// A new Incoming call means that the user needs to be notified of the the call (since
// it wasn't them who initiated it). We do this through full screen notifications and
// happens indirectly through {@link StatusBarNotifier}.
//
// The process for incoming calls is as follows:
//
// 1) CallList - Announces existence of new INCOMING call
// 2) InCallPresenter - Gets announcement and calculates that the new InCallState
// - should be set to INCOMING.
// 3) InCallPresenter - This method is called to see if we need to start or finish
// the app given the new state.
// 4) StatusBarNotifier - Listens to InCallState changes. InCallPresenter calls
// StatusBarNotifier explicitly to issue a FullScreen Notification
// that will either start the InCallActivity or show the user a
// top-level notification dialog if the user is in an immersive app.
// That notification can also start the InCallActivity.
// 5) InCallActivity - Main activity starts up and at the end of its onCreate will
// call InCallPresenter::setActivity() to let the presenter
// know that start-up is complete.
//
// [ AND NOW YOU'RE IN THE CALL. voila! ]
//
// Our app is started using a fullScreen notification. We need to do this whenever
// we get an incoming call. Depending on the current context of the device, either a
// incoming call HUN or the actual InCallActivity will be shown.
final boolean startIncomingCallSequence = (InCallState.INCOMING == newState);
// A dialog to show on top of the InCallUI to select a PhoneAccount
final boolean showAccountPicker = (InCallState.WAITING_FOR_ACCOUNT == newState);
// A new outgoing call indicates that the user just now dialed a number and when that
// happens we need to display the screen immediately or show an account picker dialog if
// no default is set. However, if the main InCallUI is already visible, we do not want to
// re-initiate the start-up animation, so we do not need to do anything here.
//
// It is also possible to go into an intermediate state where the call has been initiated
// but Telecomm has not yet returned with the details of the call (handle, gateway, etc.).
// This pending outgoing state can also launch the call screen.
//
// This is different from the incoming call sequence because we do not need to shock the
// user with a top-level notification. Just show the call UI normally.
final boolean mainUiNotVisible = !isShowingInCallUi() || !getCallCardFragmentVisible();
boolean showCallUi = InCallState.OUTGOING == newState && mainUiNotVisible;
// Direct transition from PENDING_OUTGOING -> INCALL means that there was an error in the
// outgoing call process, so the UI should be brought up to show an error dialog.
showCallUi |= (InCallState.PENDING_OUTGOING == mInCallState
&& InCallState.INCALL == newState && !isActivityStarted());
// Another exception - InCallActivity is in charge of disconnecting a call with no
// valid accounts set. Bring the UI up if this is true for the current pending outgoing
// call so that:
// 1) The call can be disconnected correctly
// 2) The UI comes up and correctly displays the error dialog.
// TODO: Remove these special case conditions by making InCallPresenter a true state
// machine. Telecom should also be the component responsible for disconnecting a call
// with no valid accounts.
showCallUi |= InCallState.PENDING_OUTGOING == newState && mainUiNotVisible
&& isCallWithNoValidAccounts(mCallList.getPendingOutgoingCall());
// The only time that we have an instance of mInCallActivity and it isn't started is
// when it is being destroyed. In that case, lets avoid bringing up another instance of
// the activity. When it is finally destroyed, we double check if we should bring it back
// up so we aren't going to lose anything by avoiding a second startup here.
boolean activityIsFinishing = mInCallActivity != null && !isActivityStarted();
if (activityIsFinishing) {
Log.i(this, "Undo the state change: " + newState + " -> " + mInCallState);
return mInCallState;
}
if (showCallUi || showAccountPicker) {
Log.i(this, "Start in call UI");
showInCall(false /* showDialpad */, !showAccountPicker /* newOutgoingCall */);
} else if (startIncomingCallSequence) {
Log.i(this, "Start Full Screen in call UI");
// We're about the bring up the in-call UI for an incoming call. If we still have
// dialogs up, we need to clear them out before showing incoming screen.
if (isActivityStarted()) {
mInCallActivity.dismissPendingDialogs();
}
if (!startUi(newState)) {
// startUI refused to start the UI. This indicates that it needed to restart the
// activity. When it finally restarts, it will call us back, so we do not actually
// change the state yet (we return mInCallState instead of newState).
return mInCallState;
}
} else if (newState == InCallState.NO_CALLS) {
// The new state is the no calls state. Tear everything down.
attemptFinishActivity();
attemptCleanup();
}
return newState;
}
/**
* Determines whether or not a call has no valid phone accounts that can be used to make the
* call with. Emergency calls do not require a phone account.
*
* @param call to check accounts for.
* @return {@code true} if the call has no call capable phone accounts set, {@code false} if
* the call contains a phone account that could be used to initiate it with, or is an emergency
* call.
*/
public static boolean isCallWithNoValidAccounts(Call call) {
if (call != null && !isEmergencyCall(call)) {
Bundle extras = call.getIntentExtras();
if (extras == null) {
extras = EMPTY_EXTRAS;
}
final List<PhoneAccountHandle> phoneAccountHandles = extras
.getParcelableArrayList(android.telecom.Call.AVAILABLE_PHONE_ACCOUNTS);
if ((call.getAccountHandle() == null &&
(phoneAccountHandles == null || phoneAccountHandles.isEmpty()))) {
Log.i(InCallPresenter.getInstance(), "No valid accounts for call " + call);
return true;
}
}
return false;
}
private static boolean isEmergencyCall(Call call) {
final Uri handle = call.getHandle();
if (handle == null) {
return false;
}
return PhoneNumberUtils.isEmergencyNumber(handle.getSchemeSpecificPart());
}
/**
* Sets the DisconnectCause for a call that was disconnected because it was missing a
* PhoneAccount or PhoneAccounts to select from.
* @param call
*/
private void setDisconnectCauseForMissingAccounts(Call call) {
android.telecom.Call telecomCall = call.getTelecommCall();
Bundle extras = telecomCall.getDetails().getIntentExtras();
// Initialize the extras bundle to avoid NPE
if (extras == null) {
extras = new Bundle();
}
final List<PhoneAccountHandle> phoneAccountHandles = extras.getParcelableArrayList(
android.telecom.Call.AVAILABLE_PHONE_ACCOUNTS);
if (phoneAccountHandles == null || phoneAccountHandles.isEmpty()) {
String scheme = telecomCall.getDetails().getHandle().getScheme();
final String errorMsg = PhoneAccount.SCHEME_TEL.equals(scheme) ?
mContext.getString(R.string.callFailed_simError) :
mContext.getString(R.string.incall_error_supp_service_unknown);
DisconnectCause disconnectCause =
new DisconnectCause(DisconnectCause.ERROR, null, errorMsg, errorMsg);
call.setDisconnectCause(disconnectCause);
}
}
private boolean startUi(InCallState inCallState) {
boolean isCallWaiting = mCallList.getActiveCall() != null &&
mCallList.getIncomingCall() != null;
// If the screen is off, we need to make sure it gets turned on for incoming calls.
// This normally works just fine thanks to FLAG_TURN_SCREEN_ON but that only works
// when the activity is first created. Therefore, to ensure the screen is turned on
// for the call waiting case, we finish() the current activity and start a new one.
// There should be no jank from this since the screen is already off and will remain so
// until our new activity is up.
if (isCallWaiting) {
if (mProximitySensor.isScreenReallyOff() && isActivityStarted()) {
Log.i(this, "Restarting InCallActivity to turn screen on for call waiting");
mInCallActivity.finish();
// When the activity actually finishes, we will start it again if there are
// any active calls, so we do not need to start it explicitly here. Note, we
// actually get called back on this function to restart it.
// We return false to indicate that we did not actually start the UI.
return false;
} else {
showInCall(false, false);
}
} else {
mStatusBarNotifier.updateNotification(inCallState, mCallList);
}
return true;
}
/**
* Checks to see if both the UI is gone and the service is disconnected. If so, tear it all
* down.
*/
private void attemptCleanup() {
boolean shouldCleanup = (mInCallActivity == null && !mServiceConnected &&
mInCallState == InCallState.NO_CALLS);
Log.i(this, "attemptCleanup? " + shouldCleanup);
if (shouldCleanup) {
mIsActivityPreviouslyStarted = false;
mIsChangingConfigurations = false;
// blow away stale contact info so that we get fresh data on
// the next set of calls
if (mContactInfoCache != null) {
mContactInfoCache.clearCache();
}
mContactInfoCache = null;
if (mProximitySensor != null) {
removeListener(mProximitySensor);
mProximitySensor.tearDown();
}
mProximitySensor = null;
mAudioModeProvider = null;
if (mStatusBarNotifier != null) {
removeListener(mStatusBarNotifier);
}
mStatusBarNotifier = null;
if (mCallList != null) {
mCallList.removeListener(this);
}
mCallList = null;
mContext = null;
mInCallActivity = null;
mListeners.clear();
mIncomingCallListeners.clear();
mDetailsListeners.clear();
mCanAddCallListeners.clear();
mOrientationListeners.clear();
mInCallEventListeners.clear();
Log.d(this, "Finished InCallPresenter.CleanUp");
}
}
public void showInCall(final boolean showDialpad, final boolean newOutgoingCall) {
Log.i(this, "Showing InCallActivity");
mContext.startActivity(getInCallIntent(showDialpad, newOutgoingCall));
}
public void onServiceBind() {
mServiceBound = true;
}
public void onServiceUnbind() {
InCallPresenter.getInstance().setBoundAndWaitingForOutgoingCall(false, null);
mServiceBound = false;
}
public boolean isServiceBound() {
return mServiceBound;
}
public void maybeStartRevealAnimation(Intent intent) {
if (intent == null || mInCallActivity != null) {
return;
}
final Bundle extras = intent.getBundleExtra(TelecomManager.EXTRA_OUTGOING_CALL_EXTRAS);
if (extras == null) {
// Incoming call, just show the in-call UI directly.
return;
}
if (extras.containsKey(android.telecom.Call.AVAILABLE_PHONE_ACCOUNTS)) {
// Account selection dialog will show up so don't show the animation.
return;
}
final PhoneAccountHandle accountHandle =
intent.getParcelableExtra(TelecomManager.EXTRA_PHONE_ACCOUNT_HANDLE);
final Point touchPoint = extras.getParcelable(TouchPointManager.TOUCH_POINT);
InCallPresenter.getInstance().setBoundAndWaitingForOutgoingCall(true, accountHandle);
final Intent incallIntent = getInCallIntent(false, true);
incallIntent.putExtra(TouchPointManager.TOUCH_POINT, touchPoint);
mContext.startActivity(incallIntent);
}
public Intent getInCallIntent(boolean showDialpad, boolean newOutgoingCall) {
final Intent intent = new Intent(Intent.ACTION_MAIN, null);
intent.setFlags(Intent.FLAG_ACTIVITY_NO_USER_ACTION | Intent.FLAG_ACTIVITY_NEW_TASK);
intent.setClass(mContext, InCallActivity.class);
if (showDialpad) {
intent.putExtra(InCallActivity.SHOW_DIALPAD_EXTRA, true);
}
intent.putExtra(InCallActivity.NEW_OUTGOING_CALL_EXTRA, newOutgoingCall);
return intent;
}
/**
* Retrieves the current in-call camera manager instance, creating if necessary.
*
* @return The {@link InCallCameraManager}.
*/
public InCallCameraManager getInCallCameraManager() {
synchronized(this) {
if (mInCallCameraManager == null) {
mInCallCameraManager = new InCallCameraManager(mContext);
}
return mInCallCameraManager;
}
}
/**
* Handles changes to the device rotation.
*
* @param rotation The device rotation (one of: {@link Surface#ROTATION_0},
* {@link Surface#ROTATION_90}, {@link Surface#ROTATION_180},
* {@link Surface#ROTATION_270}).
*/
public void onDeviceRotationChange(int rotation) {
Log.d(this, "onDeviceRotationChange: rotation=" + rotation);
// First translate to rotation in degrees.
if (mCallList != null) {
mCallList.notifyCallsOfDeviceRotation(toRotationAngle(rotation));
} else {
Log.w(this, "onDeviceRotationChange: CallList is null.");
}
}
/**
* Converts rotation constants to rotation in degrees.
* @param rotation Rotation constants (one of: {@link Surface#ROTATION_0},
* {@link Surface#ROTATION_90}, {@link Surface#ROTATION_180},
* {@link Surface#ROTATION_270}).
*/
public static int toRotationAngle(int rotation) {
int rotationAngle;
switch (rotation) {
case Surface.ROTATION_0:
rotationAngle = 0;
break;
case Surface.ROTATION_90:
rotationAngle = 90;
break;
case Surface.ROTATION_180:
rotationAngle = 180;
break;
case Surface.ROTATION_270:
rotationAngle = 270;
break;
default:
rotationAngle = 0;
}
return rotationAngle;
}
/**
* Notifies listeners of changes in orientation (e.g. portrait/landscape).
*
* @param orientation The orientation of the device (one of: {@link Surface#ROTATION_0},
* {@link Surface#ROTATION_90}, {@link Surface#ROTATION_180},
* {@link Surface#ROTATION_270}).
*/
public void onDeviceOrientationChange(int orientation) {
for (InCallOrientationListener listener : mOrientationListeners) {
listener.onDeviceOrientationChanged(orientation);
}
}
/**
* Configures the in-call UI activity so it can change orientations or not.
*
* @param allowOrientationChange {@code True} if the in-call UI can change between portrait
* and landscape. {@Code False} if the in-call UI should be locked in portrait.
*/
public void setInCallAllowsOrientationChange(boolean allowOrientationChange) {
if (mInCallActivity == null) {
Log.e(this, "InCallActivity is null. Can't set requested orientation.");
return;
}
if (!allowOrientationChange) {
mInCallActivity.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_NOSENSOR);
} else {
mInCallActivity.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_SENSOR);
}
}
public void enableScreenTimeout(boolean enable) {
Log.v(this, "enableScreenTimeout: value=" + enable);
if (mInCallActivity == null) {
Log.e(this, "enableScreenTimeout: InCallActivity is null.");
return;
}
final Window window = mInCallActivity.getWindow();
if (enable) {
window.clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
} else {
window.addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
}
}
/**
* Returns the space available beside the call card.
*
* @return The space beside the call card.
*/
public float getSpaceBesideCallCard() {
if (mInCallActivity != null && mInCallActivity.getCallCardFragment() != null) {
return mInCallActivity.getCallCardFragment().getSpaceBesideCallCard();
}
return 0;
}
/**
* Returns whether the call card fragment is currently visible.
*
* @return True if the call card fragment is visible.
*/
public boolean getCallCardFragmentVisible() {
if (mInCallActivity != null && mInCallActivity.getCallCardFragment() != null) {
return mInCallActivity.getCallCardFragment().isVisible();
}
return false;
}
/**
* Hides or shows the conference manager fragment.
*
* @param show {@code true} if the conference manager should be shown, {@code false} if it
* should be hidden.
*/
public void showConferenceCallManager(boolean show) {
if (mInCallActivity == null) {
return;
}
mInCallActivity.showConferenceFragment(show);
}
/**
* @return True if the application is currently running in a right-to-left locale.
*/
public static boolean isRtl() {
return TextUtils.getLayoutDirectionFromLocale(Locale.getDefault()) ==
View.LAYOUT_DIRECTION_RTL;
}
/**
* Extract background color from call object. The theme colors will include a primary color
* and a secondary color.
*/
public void setThemeColors() {
// This method will set the background to default if the color is PhoneAccount.NO_COLOR.
mThemeColors = getColorsFromCall(mCallList.getFirstCall());
if (mInCallActivity == null) {
return;
}
final Resources resources = mInCallActivity.getResources();
final int color;
if (resources.getBoolean(R.bool.is_layout_landscape)) {
color = resources.getColor(R.color.statusbar_background_color, null);
} else {
color = mThemeColors.mSecondaryColor;
}
mInCallActivity.getWindow().setStatusBarColor(color);
final TaskDescription td = new TaskDescription(
resources.getString(R.string.notification_ongoing_call), null, color);
mInCallActivity.setTaskDescription(td);
}
/**
* @return A palette for colors to display in the UI.
*/
public MaterialPalette getThemeColors() {
return mThemeColors;
}
private MaterialPalette getColorsFromCall(Call call) {
if (call == null) {
return getColorsFromPhoneAccountHandle(mPendingPhoneAccountHandle);
} else {
return getColorsFromPhoneAccountHandle(call.getAccountHandle());
}
}
private MaterialPalette getColorsFromPhoneAccountHandle(PhoneAccountHandle phoneAccountHandle) {
int highlightColor = PhoneAccount.NO_HIGHLIGHT_COLOR;
if (phoneAccountHandle != null) {
final TelecomManager tm = getTelecomManager();
if (tm != null) {
final PhoneAccount account = tm.getPhoneAccount(phoneAccountHandle);
// For single-sim devices, there will be no selected highlight color, so the phone
// account will default to NO_HIGHLIGHT_COLOR.
if (account != null) {
highlightColor = account.getHighlightColor();
}
}
}
return new InCallUIMaterialColorMapUtils(
mContext.getResources()).calculatePrimaryAndSecondaryColor(highlightColor);
}
/**
* @return An instance of TelecomManager.
*/
public TelecomManager getTelecomManager() {
if (mTelecomManager == null) {
mTelecomManager = (TelecomManager)
mContext.getSystemService(Context.TELECOM_SERVICE);
}
return mTelecomManager;
}
InCallActivity getActivity() {
return mInCallActivity;
}
AnswerPresenter getAnswerPresenter() {
return mAnswerPresenter;
}
/**
* Private constructor. Must use getInstance() to get this singleton.
*/
private InCallPresenter() {
}
/**
* All the main states of InCallActivity.
*/
public enum InCallState {
// InCall Screen is off and there are no calls
NO_CALLS,
// Incoming-call screen is up
INCOMING,
// In-call experience is showing
INCALL,
// Waiting for user input before placing outgoing call
WAITING_FOR_ACCOUNT,
// UI is starting up but no call has been initiated yet.
// The UI is waiting for Telecomm to respond.
PENDING_OUTGOING,
// User is dialing out
OUTGOING;
public boolean isIncoming() {
return (this == INCOMING);
}
public boolean isConnectingOrConnected() {
return (this == INCOMING ||
this == OUTGOING ||
this == INCALL);
}
}
/**
* Interface implemented by classes that need to know about the InCall State.
*/
public interface InCallStateListener {
// TODO: Enhance state to contain the call objects instead of passing CallList
public void onStateChange(InCallState oldState, InCallState newState, CallList callList);
}
public interface IncomingCallListener {
public void onIncomingCall(InCallState oldState, InCallState newState, Call call);
}
public interface CanAddCallListener {
public void onCanAddCallChanged(boolean canAddCall);
}
public interface InCallDetailsListener {
public void onDetailsChanged(Call call, android.telecom.Call.Details details);
}
public interface InCallOrientationListener {
public void onDeviceOrientationChanged(int orientation);
}
/**
* Interface implemented by classes that need to know about events which occur within the
* In-Call UI. Used as a means of communicating between fragments that make up the UI.
*/
public interface InCallEventListener {
public void onFullscreenModeChanged(boolean isFullscreenMode);
}
public interface InCallUiListener {
void onUiShowing(boolean showing);
}
}