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Commit 0f208eb7 authored by Jeff Brown's avatar Jeff Brown
Browse files

Remove DozeHardware since it will not be used.

Bug: 16516536
Change-Id: I14597d3c9470c94e3bc5b8cff500d2fe6b2fd977
parent 28c0b714
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+0 −1
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@@ -215,7 +215,6 @@ LOCAL_SRC_FILES += \
	core/java/android/print/IWriteResultCallback.aidl \
	core/java/android/printservice/IPrintService.aidl \
	core/java/android/printservice/IPrintServiceClient.aidl \
	core/java/android/service/dreams/IDozeHardware.aidl \
	core/java/android/service/dreams/IDreamManager.aidl \
	core/java/android/service/dreams/IDreamService.aidl \
	core/java/android/service/persistentdata/IPersistentDataBlockService.aidl \
+0 −77
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/**
 * Copyright (C) 2014 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 android.service.dreams;

import android.os.RemoteException;
import android.util.Log;

/**
 * Provides access to low-level hardware features that a dream may use to provide
 * a richer user experience while dozing.
 * <p>
 * This class contains functions that should be called by the dream to configure
 * hardware before starting to doze and allowing the application processor to suspend.
 * For example, the dream may provide the hardware with enough information to render
 * some content on its own without any further assistance from the application processor.
 * </p><p>
 * This object is obtained by calling {@link DreamService#getDozeHardware()}.
 * </p>
 *
 * @hide experimental
 */
public final class DozeHardware {
    private static final String TAG = "DozeHardware";

    public static final String MSG_ENABLE_MCU = "enable_mcu";

    public static final byte[] VALUE_ON = "on".getBytes();
    public static final byte[] VALUE_OFF = "off".getBytes();

    private final IDozeHardware mHardware;

    DozeHardware(IDozeHardware hardware) {
        mHardware = hardware;
    }

    /**
     * Sets whether to enable the microcontroller.
     *
     * @param enable If true, enables the MCU otherwise disables it.
     */
    public void setEnableMcu(boolean enable) {
        sendMessage(MSG_ENABLE_MCU, enable ? VALUE_ON : VALUE_OFF);
    }

    /**
     * Sends a message to the doze hardware module.
     *
     * @param msg The name of the message to send.
     * @param arg An optional argument data blob, may be null.
     * @return A result data blob, may be null.
     */
    public byte[] sendMessage(String msg, byte[] arg) {
        if (msg == null) {
            throw new IllegalArgumentException("msg must not be null");
        }

        try {
            return mHardware.sendMessage(msg, arg);
        } catch (RemoteException ex) {
            Log.e(TAG, "Failed to send message to doze hardware module.", ex);
            return null;
        }
    }
}
+0 −25
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@@ -183,7 +183,6 @@ public class DreamService extends Service implements Window.Callback {
    private boolean mCanDoze;
    private boolean mDozing;
    private boolean mWindowless;
    private DozeHardware mDozeHardware;
    private int mDozeScreenState = Display.STATE_UNKNOWN;
    private int mDozeScreenBrightness = PowerManager.BRIGHTNESS_DEFAULT;

@@ -657,29 +656,6 @@ public class DreamService extends Service implements Window.Callback {
        return mDozing;
    }

    /**
     * Gets an object that may be used to access low-level hardware features that a
     * dream may use to provide a richer user experience while dozing.
     *
     * @return An instance of {@link DozeHardware} or null if this device does not offer
     * hardware support for dozing.
     *
     * @hide For use by system UI components only.
     */
    public DozeHardware getDozeHardware() {
        if (mCanDoze && mDozeHardware == null && mWindowToken != null) {
            try {
                IDozeHardware hardware = mSandman.getDozeHardware(mWindowToken);
                if (hardware != null) {
                    mDozeHardware = new DozeHardware(hardware);
                }
            } catch (RemoteException ex) {
                // system server died
            }
        }
        return mDozeHardware;
    }

    /**
     * Gets the screen state to use while dozing.
     *
@@ -1084,7 +1060,6 @@ public class DreamService extends Service implements Window.Callback {
        else if (canDoze()) pw.print(" candoze");
        pw.println();
        if (canDoze()) {
            pw.println("  doze hardware: " + mDozeHardware);
            pw.println("  doze screen state: " + Display.stateToString(mDozeScreenState));
            pw.println("  doze screen brightness: " + mDozeScreenBrightness);
        }
+0 −24
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/*
 * Copyright (C) 2014 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 android.service.dreams;

/**
 * @hide
 */
interface IDozeHardware {
    byte[] sendMessage(String msg, in byte[] arg);
}
+0 −2
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@@ -20,7 +20,6 @@ import android.content.ComponentName;
import android.os.Bundle;
import android.os.ParcelFileDescriptor;
import android.os.IBinder;
import android.service.dreams.IDozeHardware;

/** @hide */
interface IDreamManager {
@@ -34,5 +33,4 @@ interface IDreamManager {
    void finishSelf(in IBinder token, boolean immediate);
    void startDozing(in IBinder token, int screenState, int screenBrightness);
    void stopDozing(in IBinder token);
    IDozeHardware getDozeHardware(in IBinder token);
}
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