Allow TV turn on without switching inputs

chromecast/public/avsettings.h

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROMECAST_PUBLIC_AVSETTINGS_H_
 #define CHROMECAST_PUBLIC_AVSETTINGS_H_
 
 #include <stdint.h>
 
 #include "output_restrictions.h"
@@ skipping 147 matching lines @@
   // |delegate| must not be null.
   virtual void Initialize(Delegate* delegate) = 0;
 
   // Finalizes avsettings. It must assume |delegate| passed to Initialize() is
   // invalid after this call and stop delivering events.
   virtual void Finalize() = 0;
 
   // Returns current active state.
   virtual ActiveState GetActiveState() = 0;
 
-  // Turns the screen on and sets the active input to the cast receiver.
+  // Turns the screen on. Sets the active input to the cast receiver iff
+  // also_switch_inputs == true.
   // If successful, it must return true and fire ACTIVE_STATE_CHANGED.
-  virtual bool TurnActive() = 0;
+  virtual bool TurnActive(bool also_switch_inputs) = 0;

[gfhuang, 2017/05/03 01:11:03]

"switch_to_cast" is better name.

 
   // Turns the screen off (or stand-by). If the device is connecting to HDMI
   // sinks, broadcasts a CEC standby message on the HDMI control bus to put all
   // sink devices (TV, AVR) into a standby state.
   // If successful, it must return true and fire ACTIVE_STATE_CHANGED.
   virtual bool TurnStandby() = 0;
 
   // Requests the system where cast receiver is running on to be kept awake for
   // |time_ms|. If the system is already being kept awake, the period should be
   // extended from |time_ms| in the future.
@@ skipping 152 matching lines @@
   // the current HDMI mode.  Returns false otherwise.
   //
   // Non-HDMI devices should return false.
   virtual bool IsHdrOutputSupportedByCurrentHdmiVideoMode(
       HdrOutputType output_type) = 0;
 };
 
 }  // namespace chromecast
 
 #endif  // CHROMECAST_PUBLIC_AVSETTINGS_H_