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HdmiCecStandbyModeHandler.javaAPI DocAndroid 5.1 API7025Thu Mar 12 22:22:42 GMT 2015com.android.server.hdmi

HdmiCecStandbyModeHandler

public final class HdmiCecStandbyModeHandler extends Object
This class handles the incoming messages when HdmiCecService is in the standby mode.

Fields Summary
private final HdmiControlService
mService
private final HdmiCecLocalDeviceTv
mTv
private final android.util.SparseArray
mCecMessageHandlers
private final CecMessageHandler
mDefaultHandler
private final CecMessageHandler
mAborterIncorrectMode
private final CecMessageHandler
mAborterRefused
private final CecMessageHandler
mAutoOnHandler
private final CecMessageHandler
mBypasser
private final CecMessageHandler
mBystander
private final UserControlProcessedHandler
mUserControlProcessedHandler
Constructors Summary
public HdmiCecStandbyModeHandler(HdmiControlService service, HdmiCecLocalDeviceTv tv)


         
        mService = service;
        mTv = tv;

        addHandler(Constants.MESSAGE_IMAGE_VIEW_ON, mAutoOnHandler);
        addHandler(Constants.MESSAGE_TEXT_VIEW_ON, mAutoOnHandler);

        addHandler(Constants.MESSAGE_ACTIVE_SOURCE, mBystander);
        addHandler(Constants.MESSAGE_REQUEST_ACTIVE_SOURCE, mBystander);
        addHandler(Constants.MESSAGE_ROUTING_CHANGE, mBystander);
        addHandler(Constants.MESSAGE_ROUTING_INFORMATION, mBystander);
        addHandler(Constants.MESSAGE_SET_STREAM_PATH, mBystander);
        addHandler(Constants.MESSAGE_STANDBY, mBystander);
        addHandler(Constants.MESSAGE_SET_MENU_LANGUAGE, mBystander);
        addHandler(Constants.MESSAGE_DEVICE_VENDOR_ID, mBystander);
        addHandler(Constants.MESSAGE_USER_CONTROL_RELEASED, mBystander);
        addHandler(Constants.MESSAGE_REPORT_POWER_STATUS, mBystander);
        addHandler(Constants.MESSAGE_FEATURE_ABORT, mBystander);
        addHandler(Constants.MESSAGE_INACTIVE_SOURCE, mBystander);
        addHandler(Constants.MESSAGE_SYSTEM_AUDIO_MODE_STATUS, mBystander);
        addHandler(Constants.MESSAGE_REPORT_AUDIO_STATUS, mBystander);

        // If TV supports the following messages during power-on, ignore them and do nothing,
        // else reply with <Feature Abort>["Unrecognized Opcode"]
        // <Deck Status>, <Tuner Device Status>, <Tuner Cleared Status>, <Timer Status>
        addHandler(Constants.MESSAGE_RECORD_STATUS, mBystander);

        // If TV supports the following messages during power-on, reply with <Feature Abort>["Not
        // in correct mode to respond"], else reply with <Feature Abort>["Unrecognized Opcode"]
        // <Give Tuner Device Status>, <Select Digital Service>, <Tuner Step Decrement>,
        // <Tuner Stem Increment>, <Menu Status>.
        addHandler(Constants.MESSAGE_RECORD_TV_SCREEN, mAborterIncorrectMode);
        addHandler(Constants.MESSAGE_INITIATE_ARC, mAborterIncorrectMode);
        addHandler(Constants.MESSAGE_TERMINATE_ARC, mAborterIncorrectMode);

        addHandler(Constants.MESSAGE_GIVE_PHYSICAL_ADDRESS, mBypasser);
        addHandler(Constants.MESSAGE_GET_MENU_LANGUAGE, mBypasser);
        addHandler(Constants.MESSAGE_REPORT_PHYSICAL_ADDRESS, mBypasser);
        addHandler(Constants.MESSAGE_GIVE_DEVICE_VENDOR_ID, mBypasser);
        addHandler(Constants.MESSAGE_GIVE_OSD_NAME, mBypasser);
        addHandler(Constants.MESSAGE_SET_OSD_NAME, mBypasser);

        addHandler(Constants.MESSAGE_USER_CONTROL_PRESSED, mUserControlProcessedHandler);

        addHandler(Constants.MESSAGE_GIVE_DEVICE_POWER_STATUS, mBypasser);
        addHandler(Constants.MESSAGE_ABORT, mBypasser);
        addHandler(Constants.MESSAGE_GET_CEC_VERSION, mBypasser);

        addHandler(Constants.MESSAGE_VENDOR_COMMAND_WITH_ID, mAborterIncorrectMode);
        addHandler(Constants.MESSAGE_SET_SYSTEM_AUDIO_MODE, mAborterIncorrectMode);
Methods Summary
private voidaddHandler(int opcode, com.android.server.hdmi.HdmiCecStandbyModeHandler$CecMessageHandler handler)

        mCecMessageHandlers.put(opcode, handler);
booleanhandleCommand(HdmiCecMessage message)
Handles the CEC message in the standby mode.

param
message {@link HdmiCecMessage} to be processed
return
true if the message is handled in the handler, false means that the message is need to be dispatched to the local device.

        CecMessageHandler handler = mCecMessageHandlers.get(message.getOpcode());
        if (handler != null) {
            return handler.handle(message);
        }
        return mDefaultHandler.handle(message);