1 files changed, 204 insertions, 0 deletions
diff --git a/java/com/android/incallui/ReturnToCallController.java b/java/com/android/incallui/ReturnToCallController.java
new file mode 100644
index 000000000..4cb6aaf89
--- /dev/null
+++ b/java/com/android/incallui/ReturnToCallController.java
@@ -0,0 +1,204 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License
+ */
+
+package com.android.incallui;
+
+import android.app.PendingIntent;
+import android.content.Context;
+import android.content.Intent;
+import android.graphics.drawable.Icon;
+import android.support.annotation.NonNull;
+import android.support.annotation.VisibleForTesting;
+import android.telecom.CallAudioState;
+import com.android.dialer.common.LogUtil;
+import com.android.dialer.telecom.TelecomUtil;
+import com.android.dialershared.bubble.Bubble;
+import com.android.dialershared.bubble.BubbleInfo;
+import com.android.dialershared.bubble.BubbleInfo.Action;
+import com.android.incallui.InCallPresenter.InCallUiListener;
+import com.android.incallui.audiomode.AudioModeProvider;
+import com.android.incallui.audiomode.AudioModeProvider.AudioModeListener;
+import com.android.incallui.call.CallList;
+import com.android.incallui.call.CallList.Listener;
+import com.android.incallui.call.DialerCall;
+import com.android.incallui.speakerbuttonlogic.SpeakerButtonInfo;
+import com.android.incallui.speakerbuttonlogic.SpeakerButtonInfo.IconSize;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Listens for events relevant to the return-to-call bubble and updates the bubble's state as
+ * necessary
+ */
+public class ReturnToCallController implements InCallUiListener, Listener, AudioModeListener {
+
+  private final Context context;
+
+  @VisibleForTesting(otherwise = VisibleForTesting.PRIVATE)
+  Bubble bubble;
+
+  private CallAudioState audioState;
+
+  private final PendingIntent toggleSpeaker;
+  private final PendingIntent showSpeakerSelect;
+  private final PendingIntent toggleMute;
+  private final PendingIntent endCall;
+
+  public ReturnToCallController(Context context) {
+    this.context = context;
+
+    toggleSpeaker = createActionIntent(ReturnToCallActionReceiver.ACTION_TOGGLE_SPEAKER);
+    showSpeakerSelect =
+        createActionIntent(ReturnToCallActionReceiver.ACTION_SHOW_AUDIO_ROUTE_SELECTOR);
+    toggleMute = createActionIntent(ReturnToCallActionReceiver.ACTION_TOGGLE_MUTE);
+    endCall = createActionIntent(ReturnToCallActionReceiver.ACTION_END_CALL);
+
+    InCallPresenter.getInstance().addInCallUiListener(this);
+    CallList.getInstance().addListener(this);
+    AudioModeProvider.getInstance().addListener(this);
+    audioState = AudioModeProvider.getInstance().getAudioState();
+  }
+
+  public void tearDown() {
+    InCallPresenter.getInstance().removeInCallUiListener(this);
+    CallList.getInstance().removeListener(this);
+    AudioModeProvider.getInstance().removeListener(this);
+  }
+
+  @Override
+  public void onUiShowing(boolean showing) {
+    if (showing) {
+      hide();
+    } else {
+      if (TelecomUtil.isInCall(context)) {
+        show();
+      }
+    }
+  }
+
+  private void hide() {
+    if (bubble != null) {
+      bubble.hide();
+    } else {
+      LogUtil.i("ReturnToCallController.hide", "hide() called without calling show()");
+    }
+  }
+
+  private void show() {
+    if (bubble == null) {
+      bubble = startNewBubble();
+    } else {
+      bubble.show();
+    }
+  }
+
+  private Bubble startNewBubble() {
+    if (!Bubble.canShowBubbles(context)) {
+      LogUtil.i("ReturnToCallController.startNewBubble", "can't show bubble, no permission");
+      return null;
+    }
+    Bubble returnToCallBubble = Bubble.createBubble(context, generateBubbleInfo());
+    returnToCallBubble.show();
+    return returnToCallBubble;
+  }
+
+  @Override
+  public void onIncomingCall(DialerCall call) {}
+
+  @Override
+  public void onUpgradeToVideo(DialerCall call) {}
+
+  @Override
+  public void onSessionModificationStateChange(DialerCall call) {}
+
+  @Override
+  public void onCallListChange(CallList callList) {}
+
+  @Override
+  public void onDisconnect(DialerCall call) {
+    if (bubble != null && bubble.isShowing()) {
+      bubble.showText(context.getText(R.string.incall_call_ended));
+    }
+
+    if (!TelecomUtil.isInCall(context)) {
+      hide();
+    }
+  }
+
+  @Override
+  public void onWiFiToLteHandover(DialerCall call) {}
+
+  @Override
+  public void onHandoverToWifiFailed(DialerCall call) {}
+
+  @Override
+  public void onInternationalCallOnWifi(@NonNull DialerCall call) {}
+
+  @Override
+  public void onAudioStateChanged(CallAudioState audioState) {
+    this.audioState = audioState;
+    if (bubble != null) {
+      bubble.updateActions(generateActions());
+    }
+  }
+
+  private BubbleInfo generateBubbleInfo() {
+    return BubbleInfo.builder()
+        .setPrimaryColor(context.getResources().getColor(R.color.dialer_theme_color, null))
+        .setPrimaryIcon(Icon.createWithResource(context, R.drawable.quantum_ic_call_white_24))
+        .setPrimaryAction(
+            PendingIntent.getActivity(
+                context, 0, InCallActivity.getIntent(context, false, false, false), 0))
+        .setActions(generateActions())
+        .build();
+  }
+
+  @NonNull
+  private List<Action> generateActions() {
+    List<Action> actions = new ArrayList<>();
+    SpeakerButtonInfo speakerButtonInfo = new SpeakerButtonInfo(audioState, IconSize.SIZE_24_DP);
+
+    actions.add(
+        Action.builder()
+            .setIcon(Icon.createWithResource(context, speakerButtonInfo.icon))
+            .setName(context.getText(speakerButtonInfo.label))
+            .setChecked(speakerButtonInfo.isChecked)
+            .setAction(speakerButtonInfo.checkable ? toggleSpeaker : showSpeakerSelect)
+            .build());
+
+    actions.add(
+        Action.builder()
+            .setIcon(Icon.createWithResource(context, R.drawable.quantum_ic_mic_off_white_24))
+            .setName(context.getText(R.string.incall_label_mute))
+            .setChecked(audioState.isMuted())
+            .setAction(toggleMute)
+            .build());
+    actions.add(
+        Action.builder()
+            .setIcon(Icon.createWithResource(context, R.drawable.quantum_ic_call_end_white_24))
+            .setName(context.getText(R.string.incall_label_end_call))
+            .setAction(endCall)
+            .build());
+    return actions;
+  }
+
+  @NonNull
+  private PendingIntent createActionIntent(String actionToggleSpeaker) {
+    Intent toggleSpeaker = new Intent(context, ReturnToCallActionReceiver.class);
+    toggleSpeaker.setAction(actionToggleSpeaker);
+    return PendingIntent.getBroadcast(context, 0, toggleSpeaker, 0);
+  }
+}