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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 android.content.Intent;
import android.content.pm.ActivityInfo;
import android.os.Bundle;
import android.telecom.DisconnectCause;
import android.telecom.PhoneAccount;
import android.telecom.PhoneCapabilities;
import android.telecom.Phone;
import android.telecom.PhoneAccountHandle;
import android.telecom.TelecomManager;
import android.telecom.VideoProfile;
import android.text.TextUtils;
import android.view.Surface;
import android.view.View;
import com.google.common.base.Preconditions;
import com.android.contacts.common.util.MaterialColorMapUtils;
import com.android.contacts.common.util.MaterialColorMapUtils.MaterialPalette;
import com.android.incalluibind.ObjectFactory;
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, InCallPhoneListener {
private static final String EXTRA_FIRST_TIME_SHOWN =
"com.android.incallui.intent.extra.FIRST_TIME_SHOWN";
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 final Phone.Listener mPhoneListener = new Phone.Listener() {
@Override
public void onBringToForeground(Phone phone, boolean showDialpad) {
Log.i(this, "Bringing UI to foreground.");
bringToForeground(showDialpad);
}
@Override
public void onCallAdded(Phone phone, android.telecom.Call call) {
call.addListener(mCallListener);
}
@Override
public void onCallRemoved(Phone phone, android.telecom.Call call) {
call.removeListener(mCallListener);
}
@Override
public void onCanAddCallChanged(Phone phone, boolean canAddCall) {
for (CanAddCallListener listener : mCanAddCallListeners) {
listener.onCanAddCallChanged(canAddCall);
}
}
};
private final android.telecom.Call.Listener mCallListener =
new android.telecom.Call.Listener() {
@Override
public void onPostDialWait(android.telecom.Call call, String remainingPostDialSequence) {
onPostDialCharWait(
CallList.getInstance().getCallByTelecommCall(call).getId(),
remainingPostDialSequence);
}
@Override
public void onDetailsChanged(android.telecom.Call call,
android.telecom.Call.Details details) {
for (InCallDetailsListener listener : mDetailsListeners) {
listener.onDetailsChanged(CallList.getInstance().getCallByTelecommCall(call),
details);
}
}
@Override
public void onConferenceableCallsChanged(
android.telecom.Call call, List<android.telecom.Call> conferenceableCalls) {
Log.i(this, "onConferenceableCallsChanged: " + call);
for (InCallDetailsListener listener : mDetailsListeners) {
listener.onDetailsChanged(CallList.getInstance().getCallByTelecommCall(call),
call.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;
private Phone mPhone;
/** 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;
}
@Override
public void setPhone(Phone phone) {
mPhone = phone;
mPhone.addListener(mPhoneListener);
}
@Override
public void clearPhone() {
mPhone.removeListener(mPhoneListener);
mPhone = null;
}
public InCallState getInCallState() {
return mInCallState;
}
public CallList getCallList() {
return mCallList;
}
public void setUp(Context context, CallList callList, AudioModeProvider audioModeProvider) {
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.getInstance(context);
mStatusBarNotifier = new StatusBarNotifier(context, mContactInfoCache);
addListener(mStatusBarNotifier);
mAudioModeProvider = audioModeProvider;
mProximitySensor = new ProximitySensor(context, mAudioModeProvider);
addListener(mProximitySensor);
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);
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();
}
private void attemptFinishActivity() {
final boolean doFinish = (mInCallActivity != null && isActivityStarted());
Log.i(this, "Hide in call UI: " + doFinish);
if (doFinish) {
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.wtf(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;
// 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();
}
}
/**
* 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 (callList == null) {
return;
}
InCallState newState = getPotentialStateFromCallList(callList);
InCallState oldState = mInCallState;
newState = startOrFinishUi(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);
}
}
/**
* 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) {
hideDialpadForDisconnect();
maybeShowErrorDialogOnDisconnect(call);
// We need to do the run the same code as onCallListChange.
onCallListChange(CallList.getInstance());
if (isActivityStarted()) {
mInCallActivity.dismissKeyguard(false);
}
}
/**
* Given the call list, return the state in which the in-call screen should be.
*/
public static 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;
}
return newState;
}
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) {
Call call = mCallList.getWaitingForAccountCall();
if (call != null) {
String callId = call.getId();
TelecomAdapter.getInstance().phoneAccountSelected(callId, accountHandle, setDefault);
}
}
public void cancelAccountSelection() {
mAccountSelectionCancelled = true;
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.clearInCallNotification(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.clearInCallNotification(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.clearInCallNotification(context);
return;
}
Call call = mCallList.getIncomingCall();
if (call != null) {
TelecomAdapter.getInstance().rejectCall(call.getId(), false, null);
}
}
public void acceptUpgradeRequest(Context context) {
// Bail if we have been shut down and the call list is null.
if (mCallList == null) {
StatusBarNotifier.clearInCallNotification(context);
return;
}
Call call = mCallList.getVideoUpgradeRequestCall();
if (call != null) {
VideoProfile videoProfile =
new VideoProfile(VideoProfile.VideoState.BIDIRECTIONAL);
call.getVideoCall().sendSessionModifyResponse(videoProfile);
call.setSessionModificationState(Call.SessionModificationState.NO_REQUEST);
}
}
public void declineUpgradeRequest(Context context) {
// Bail if we have been shut down and the call list is null.
if (mCallList == null) {
StatusBarNotifier.clearInCallNotification(context);
return;
}
Call call = mCallList.getVideoUpgradeRequestCall();
if (call != null) {
VideoProfile videoProfile =
new VideoProfile(VideoProfile.VideoState.AUDIO_ONLY);
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.isForegroundActivity());
}
/**
* 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;
}
/**
* 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;
}
for (InCallUiListener listener : mInCallUiListeners) {
listener.onUiShowing(showing);
}
}
public void addInCallUiListener(InCallUiListener listener) {
mInCallUiListeners.add(listener);
}
public boolean removeInCallUiListener(InCallUiListener listener) {
return mInCallUiListeners.remove(listener);
}
/**
* 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 = CallList.getInstance();
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.VideoState.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(PhoneCapabilities.MERGE_CONFERENCE);
final boolean canSwap = activeCall.can(PhoneCapabilities.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(PhoneCapabilities.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();
}
}
/**
* Called by the {@link VideoCallPresenter} to inform of a change in full screen video status.
*
* @param isFullScreenVideo {@code True} if entering full screen video mode.
*/
public void setFullScreenVideoState(boolean isFullScreenVideo) {
for (InCallEventListener listener : mInCallEventListeners) {
listener.onFullScreenVideoStateChanged(isFullScreenVideo);
}
}
/**
* 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());
}
}
/**
* Hides the dialpad. Called when a call is disconnected (Requires hiding dialpad).
*/
private void hideDialpadForDisconnect() {
if (isActivityStarted()) {
mInCallActivity.hideDialpadForDisconnect();
}
}
/**
* 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 or if we're transitioning from pending outgoing to actual
// outgoing, we have already done any starting/stopping of activities in a previous pass
// ...so lets cut out early
boolean alreadyOutgoing = mInCallState == InCallState.PENDING_OUTGOING &&
newState == InCallState.OUTGOING;
if (newState == mInCallState || alreadyOutgoing) {
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.
final boolean startStartupSequence = (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();
final boolean showCallUi = ((InCallState.PENDING_OUTGOING == newState ||
InCallState.OUTGOING == newState) && mainUiNotVisible);
// TODO: Can we be suddenly in a call without it having been in the outgoing or incoming
// state? I havent seen that but if it can happen, the code below should be enabled.
// showCallUi |= (InCallState.INCALL && !isActivityStarted());
// 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 (startStartupSequence) {
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;
}
/**
* 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().getExtras();
// 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()) {
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;
// 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();
Log.d(this, "Finished InCallPresenter.CleanUp");
}
}
private void showInCall(boolean showDialpad, boolean newOutgoingCall) {
mContext.startActivity(getInCallIntent(showDialpad, newOutgoingCall));
}
public Intent getInCallIntent(boolean showDialpad, boolean newOutgoingCall) {
final Intent intent = new Intent(Intent.ACTION_MAIN, null);
intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK
| Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS
| Intent.FLAG_ACTIVITY_NO_USER_ACTION);
intent.setClass(mContext, InCallActivity.class);
if (showDialpad) {
intent.putExtra(InCallActivity.SHOW_DIALPAD_EXTRA, true);
}
intent.putExtra(InCallActivity.NEW_OUTGOING_CALL, 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.
*/
public void onDeviceRotationChange(int rotation) {
// First translate to rotation in degrees.
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;
}
mCallList.notifyCallsOfDeviceRotation(rotationAngle);
}
/**
* Notifies listeners of changes in orientation (e.g. portrait/landscape).
*
* @param orientation The orientation of the device.
*/
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 (!allowOrientationChange) {
mInCallActivity.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_NOSENSOR);
} else {
mInCallActivity.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_SENSOR);
}
}
/**
* Returns the space available beside the call card.
*
* @return The space beside the call card.
*/
public float getSpaceBesideCallCard() {
return mInCallActivity.getCallCardFragment().getSpaceBesideCallCard();
}
/**
* Returns whether the call card fragment is currently visible.
*
* @return True if the call card fragment is visible.
*/
public boolean getCallCardFragmentVisible() {
if (mInCallActivity != null) {
return mInCallActivity.getCallCardFragment().isVisible();
}
return false;
}
/**
* @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() {
if (mInCallActivity == null) {
return;
}
Call call = CallList.getInstance().getFirstCall();
TelecomManager tm = getTelecomManager();
int highlightColor = PhoneAccount.NO_COLOR;
if (call != null && tm != null && tm.hasMultipleCallCapableAccounts()) {
PhoneAccount account = tm.getPhoneAccount(call.getAccountHandle());
if (account != null) {
highlightColor = account.getHighlightColor();
}
}
// This method will set the background to default if the color is PhoneAccount.NO_COLOR.
mThemeColors = new InCallUIMaterialColorMapUtils(mContext.getResources()).
calculatePrimaryAndSecondaryColor(highlightColor);
mInCallActivity.getWindow().setStatusBarColor(mThemeColors.mSecondaryColor);
}
/**
* @return A palette for colors to display in the UI.
*/
public MaterialPalette getThemeColors() {
return mThemeColors;
}
/**
* @return An instance of TelecomManager.
*/
private TelecomManager getTelecomManager() {
if (mTelecomManager == null) {
mTelecomManager = (TelecomManager)
mInCallActivity.getSystemService(Context.TELECOM_SERVICE);
}
return mTelecomManager;
}
/**
* 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 onFullScreenVideoStateChanged(boolean isFullScreenVideo);
}
public interface InCallUiListener {
void onUiShowing(boolean showing);
}
}
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