Merge "Resolve CEC related API requests from API Council" into qt-dev

3 files changed, 118 insertions, 13 deletions

diff --git a/api/system-current.txt b/api/system-current.txt
index 5d0c1d9cf291..ae27daf53ede 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -2002,15 +2002,15 @@ package android.hardware.hdmi {
   public final class HdmiControlManager {
     method @RequiresPermission(android.Manifest.permission.HDMI_CEC) public void addHotplugEventListener(android.hardware.hdmi.HdmiControlManager.HotplugEventListener);
     method @Nullable public android.hardware.hdmi.HdmiClient getClient(int);
-    method @Nullable public java.util.List<android.hardware.hdmi.HdmiDeviceInfo> getConnectedDevicesList();
+    method @NonNull public java.util.List<android.hardware.hdmi.HdmiDeviceInfo> getConnectedDevices();
     method public int getPhysicalAddress();
     method @Nullable public android.hardware.hdmi.HdmiPlaybackClient getPlaybackClient();
     method @Nullable public android.hardware.hdmi.HdmiSwitchClient getSwitchClient();
     method @Nullable public android.hardware.hdmi.HdmiTvClient getTvClient();
-    method public boolean isRemoteDeviceConnected(@NonNull android.hardware.hdmi.HdmiDeviceInfo);
-    method public void powerOffRemoteDevice(@NonNull android.hardware.hdmi.HdmiDeviceInfo);
+    method public boolean isDeviceConnected(@NonNull android.hardware.hdmi.HdmiDeviceInfo);
+    method public void powerOffDevice(@NonNull android.hardware.hdmi.HdmiDeviceInfo);
     method @RequiresPermission(android.Manifest.permission.HDMI_CEC) public void removeHotplugEventListener(android.hardware.hdmi.HdmiControlManager.HotplugEventListener);
-    method public void requestRemoteDeviceToBecomeActiveSource(@NonNull android.hardware.hdmi.HdmiDeviceInfo);
+    method public void setActiveSource(@NonNull android.hardware.hdmi.HdmiDeviceInfo);
     method @RequiresPermission(android.Manifest.permission.HDMI_CEC) public void setStandbyMode(boolean);
     field public static final String ACTION_OSD_MESSAGE = "android.hardware.hdmi.action.OSD_MESSAGE";
     field public static final int AVR_VOLUME_MUTED = 101; // 0x65
diff --git a/api/system-removed.txt b/api/system-removed.txt
index 162f212a787e..5d74e17de756 100644
--- a/api/system-removed.txt
+++ b/api/system-removed.txt
@@ -60,6 +60,18 @@ package android.content {
 
 }
 
+package android.hardware.hdmi {
+
+  public final class HdmiControlManager {
+    method @Deprecated public java.util.List<android.hardware.hdmi.HdmiDeviceInfo> getConnectedDevicesList();
+    method @Deprecated public boolean isRemoteDeviceConnected(@NonNull android.hardware.hdmi.HdmiDeviceInfo);
+    method @Deprecated public void powerOffRemoteDevice(@NonNull android.hardware.hdmi.HdmiDeviceInfo);
+    method @Deprecated public void powerOnRemoteDevice(android.hardware.hdmi.HdmiDeviceInfo);
+    method @Deprecated public void requestRemoteDeviceToBecomeActiveSource(@NonNull android.hardware.hdmi.HdmiDeviceInfo);
+  }
+
+}
+
 package android.location {
 
   public class LocationManager {
diff --git a/core/java/android/hardware/hdmi/HdmiControlManager.java b/core/java/android/hardware/hdmi/HdmiControlManager.java
index aff385dc23e1..d05ba799205c 100644
--- a/core/java/android/hardware/hdmi/HdmiControlManager.java
+++ b/core/java/android/hardware/hdmi/HdmiControlManager.java
@@ -428,17 +428,33 @@ public final class HdmiControlManager {
     }
 
     /**
-     * Get a snapshot of the real-time status of the remote devices.
+     * Get a snapshot of the real-time status of the devices on the CEC bus.
      *
-     * <p>This only applies to devices with multiple HDMI inputs.
+     * <p>This only applies to devices with switch functionality, which are devices with one
+     * or more than one HDMI inputs.
      *
-     * @return a list of {@link HdmiDeviceInfo} of the connected CEC devices. An empty
-     * list will be returned if there is none.
+     * @return a list of {@link HdmiDeviceInfo} of the connected CEC devices on the CEC bus. An
+     * empty list will be returned if there is none.
      *
      * @hide
      */
+    @NonNull
+    @SystemApi
+    public List<HdmiDeviceInfo> getConnectedDevices() {
+        try {
+            return mService.getDeviceList();
+        } catch (RemoteException e) {
+            throw e.rethrowFromSystemServer();
+        }
+    }
+
+    /**
+     * @removed
+     * @hide
+     * @deprecated Please use {@link #getConnectedDevices()} instead.
+     */
+    @Deprecated
     @SystemApi
-    @Nullable
     public List<HdmiDeviceInfo> getConnectedDevicesList() {
         try {
             return mService.getDeviceList();
@@ -448,7 +464,8 @@ public final class HdmiControlManager {
     }
 
     /**
-     * Power off the target device by sending CEC commands.
+     * Power off the target device by sending CEC commands. Note that this device can't be the
+     * current device itself.
      *
      * <p>The target device info can be obtained by calling {@link #getConnectedDevicesList()}.
      *
@@ -457,6 +474,23 @@ public final class HdmiControlManager {
      * @hide
      */
     @SystemApi
+    public void powerOffDevice(@NonNull HdmiDeviceInfo deviceInfo) {
+        Preconditions.checkNotNull(deviceInfo);
+        try {
+            mService.powerOffRemoteDevice(
+                    deviceInfo.getLogicalAddress(), deviceInfo.getDevicePowerStatus());
+        } catch (RemoteException e) {
+            throw e.rethrowFromSystemServer();
+        }
+    }
+
+    /**
+     * @removed
+     * @hide
+     * @deprecated Please use {@link #powerOffDevice(deviceInfo)} instead.
+     */
+    @Deprecated
+    @SystemApi
     public void powerOffRemoteDevice(@NonNull HdmiDeviceInfo deviceInfo) {
         Preconditions.checkNotNull(deviceInfo);
         try {
@@ -468,7 +502,8 @@ public final class HdmiControlManager {
     }
 
     /**
-     * Power on the target device by sending CEC commands.
+     * Power on the target device by sending CEC commands. Note that this device can't be the
+     * current device itself.
      *
      * <p>The target device info can be obtained by calling {@link #getConnectedDevicesList()}.
      *
@@ -476,6 +511,23 @@ public final class HdmiControlManager {
      *
      * @hide
      */
+    public void powerOnDevice(HdmiDeviceInfo deviceInfo) {
+        Preconditions.checkNotNull(deviceInfo);
+        try {
+            mService.powerOnRemoteDevice(
+                    deviceInfo.getLogicalAddress(), deviceInfo.getDevicePowerStatus());
+        } catch (RemoteException e) {
+            throw e.rethrowFromSystemServer();
+        }
+    }
+
+    /**
+     * @removed
+     * @hide
+     * @deprecated Please use {@link #powerOnDevice(deviceInfo)} instead.
+     */
+    @Deprecated
+    @SystemApi
     public void powerOnRemoteDevice(HdmiDeviceInfo deviceInfo) {
         Preconditions.checkNotNull(deviceInfo);
         try {
@@ -487,15 +539,35 @@ public final class HdmiControlManager {
     }
 
     /**
-     * Request the target device to be the new Active Source by sending CEC commands.
+     * Request the target device to be the new Active Source by sending CEC commands. Note that
+     * this device can't be the current device itself.
      *
      * <p>The target device info can be obtained by calling {@link #getConnectedDevicesList()}.
      *
+     * <p>If the target device responds to the command, the users should see the target device
+     * streaming on their TVs.
+     *
      * @param deviceInfo HdmiDeviceInfo of the target device
      *
      * @hide
      */
     @SystemApi
+    public void setActiveSource(@NonNull HdmiDeviceInfo deviceInfo) {
+        Preconditions.checkNotNull(deviceInfo);
+        try {
+            mService.askRemoteDeviceToBecomeActiveSource(deviceInfo.getPhysicalAddress());
+        } catch (RemoteException e) {
+            throw e.rethrowFromSystemServer();
+        }
+    }
+
+    /**
+     * @removed
+     * @hide
+     * @deprecated Please use {@link #setActiveSource(deviceInfo)} instead.
+     */
+    @Deprecated
+    @SystemApi
     public void requestRemoteDeviceToBecomeActiveSource(@NonNull HdmiDeviceInfo deviceInfo) {
         Preconditions.checkNotNull(deviceInfo);
         try {
@@ -556,7 +628,7 @@ public final class HdmiControlManager {
     }
 
     /**
-     * Check if the target remote device is connected to the current device.
+     * Check if the target device is connected to the current device.
      *
      * <p>The API also returns true if the current device is the target.
      *
@@ -567,6 +639,27 @@ public final class HdmiControlManager {
      * @hide
      */
     @SystemApi
+    public boolean isDeviceConnected(@NonNull HdmiDeviceInfo targetDevice) {
+        Preconditions.checkNotNull(targetDevice);
+        mPhysicalAddress = getPhysicalAddress();
+        if (mPhysicalAddress == INVALID_PHYSICAL_ADDRESS) {
+            return false;
+        }
+        int targetPhysicalAddress = targetDevice.getPhysicalAddress();
+        if (targetPhysicalAddress == INVALID_PHYSICAL_ADDRESS) {
+            return false;
+        }
+        return HdmiUtils.getLocalPortFromPhysicalAddress(targetPhysicalAddress, mPhysicalAddress)
+            != HdmiUtils.TARGET_NOT_UNDER_LOCAL_DEVICE;
+    }
+
+    /**
+     * @removed
+     * @hide
+     * @deprecated Please use {@link #isDeviceConnected(targetDevice)} instead.
+     */
+    @Deprecated
+    @SystemApi
     public boolean isRemoteDeviceConnected(@NonNull HdmiDeviceInfo targetDevice) {
         Preconditions.checkNotNull(targetDevice);
         mPhysicalAddress = getPhysicalAddress();