Added Flashlight button for devices with an LED. And a Sleep button (820a20b9) · Commits · e / os / android_frameworks_base

core/java/android/provider/Settings.java

+3 −0

Original line number	Diff line number	Diff line
		@@ -2265,6 +2265,9 @@ public final class Settings {
		/** @hide */
		public static final String EXPANDED_RING_MODE = "expanded_ring_mode";

		/** @hide */
		public static final String EXPANDED_FLASH_MODE = "expanded_flash_mode";

		/**
		* Whether to keep the home app at a higher OOM adjustement
		* @hide

core/res/res/drawable-hdpi/stat_sleep.png

0 → 100644

+1.47 KiB

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core/res/res/drawable-mdpi/stat_sleep.png

0 → 100644

+1.83 KiB

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services/java/com/android/server/status/StatusBarService.java

+17 −1

Original line number	Diff line number	Diff line
		@@ -99,6 +99,8 @@ import com.android.server.status.widget.NetworkModeButton;
		import com.android.server.status.widget.LockScreenButton;
		import com.android.server.status.widget.AutoRotateButton;
		import com.android.server.status.widget.AirplaneButton;
		import com.android.server.status.widget.FlashlightButton;
		import com.android.server.status.widget.SleepButton;

		/**
		* The public (ok, semi-public) service for the status bar.
		@@ -1933,6 +1935,10 @@ public class StatusBarService extends IStatusBar.Stub
		AutoRotateButton.getInstance().toggleState(mContext);
		} else if(PowerButton.TOGGLE_AIRPLANE.equals(type)) {
		AirplaneButton.getInstance().toggleState(mContext);
		} else if(PowerButton.TOGGLE_FLASHLIGHT.equals(type)) {
		FlashlightButton.getInstance().toggleState(mContext);
		} else if(PowerButton.TOGGLE_SLEEPMODE.equals(type)) {
		SleepButton.getInstance().toggleState(mContext);
		}
		updateWidget();
		}
		@@ -1989,8 +1995,11 @@ public class StatusBarService extends IStatusBar.Stub
		AutoRotateButton.getInstance().setupButton(position);
		} else if(PowerButton.TOGGLE_AIRPLANE.equals(buttonType)) {
		AirplaneButton.getInstance().setupButton(position);
		} else if(PowerButton.TOGGLE_FLASHLIGHT.equals(buttonType)) {
		FlashlightButton.getInstance().setupButton(position);
		} else if(PowerButton.TOGGLE_SLEEPMODE.equals(buttonType)) {
		SleepButton.getInstance().setupButton(position);
		}

		}

		private void clearWidget() {
		@@ -2012,8 +2021,11 @@ public class StatusBarService extends IStatusBar.Stub
		NetworkModeButton.getInstance().setupButton(0);
		AutoRotateButton.getInstance().setupButton(0);
		AirplaneButton.getInstance().setupButton(0);
		FlashlightButton.getInstance().setupButton(0);
		SleepButton.getInstance().setupButton(0);
		}


		private void updateStates() {
		GPSButton.getInstance().updateState(mContext);
		WifiButton.getInstance().updateState(mContext);
		@@ -2028,6 +2040,8 @@ public class StatusBarService extends IStatusBar.Stub
		NetworkModeButton.getInstance().updateState(mContext);
		AutoRotateButton.getInstance().updateState(mContext);
		AirplaneButton.getInstance().updateState(mContext);
		FlashlightButton.getInstance().updateState(mContext);
		SleepButton.getInstance().updateState(mContext);
		}
		private void updateViews() {
		GPSButton.getInstance().updateView(mContext, mExpandedView);
		@@ -2043,6 +2057,8 @@ public class StatusBarService extends IStatusBar.Stub
		NetworkModeButton.getInstance().updateView(mContext, mExpandedView);
		AutoRotateButton.getInstance().updateView(mContext, mExpandedView);
		AirplaneButton.getInstance().updateView(mContext, mExpandedView);
		FlashlightButton.getInstance().updateView(mContext, mExpandedView);
		SleepButton.getInstance().updateView(mContext, mExpandedView);
		}

		private void updateWidget() {

services/java/com/android/server/status/widget/FlashlightButton.java

0 → 100644

+136 −0

Original line number	Diff line number	Diff line
		package com.android.server.status.widget;

		import com.android.internal.R;
		import com.android.server.status.widget.PowerButton;

		import android.content.ContentResolver;
		import android.content.Context;
		import android.provider.Settings;
		import android.util.Log;
		import android.os.Build;

		import java.util.concurrent.Executors;
		import java.util.concurrent.ExecutorService;
		import java.lang.Thread;
		import java.lang.Runnable;
		import java.io.File;
		import java.io.FileWriter;
		import java.io.FileInputStream;
		import java.io.FileOutputStream;

		public class FlashlightButton extends PowerButton {
		static FlashlightButton ownButton;
		private static final String TAG = "FlashlightButton";
		private static int currentMode;

		private static FileWriter mWriter;

		private static ExecutorService threadExecutor;
		private static boolean runTimer = false;

		private static final int MODE_DEFAULT = 0;
		private static final int MODE_HIGH = 1;
		private static boolean useDeathRay = !Build.DEVICE.equals("supersonic");;

		private static final String FLASHLIGHT_FILE;
		private static final String FLASHLIGHT_FILE_SPOTLIGHT = "/sys/class/leds/spotlight/brightness";
		static {
		File ff = new File(FLASHLIGHT_FILE_SPOTLIGHT);
		if (ff.exists()) {
		FLASHLIGHT_FILE = FLASHLIGHT_FILE_SPOTLIGHT;
		} else {
		FLASHLIGHT_FILE = "/sys/class/leds/flashlight/brightness";
		}
		}

		public void updateState(Context context) {
		if(getFlashlightEnabled()) {
		currentIcon = com.android.internal.R.drawable.stat_flashlight_on;
		currentState = STATE_ENABLED;
		} else {
		currentIcon = com.android.internal.R.drawable.stat_flashlight_off;
		currentState = STATE_DISABLED;
		}
		}

		public void toggleState(Context context) {
		currentMode = Settings.System.getInt(context.getContentResolver(), Settings.System.EXPANDED_FLASH_MODE,
		MODE_DEFAULT);
		boolean enabled = getFlashlightEnabled();
		runTimer = !enabled;
		setFlashlightEnabled(!enabled);
		}

		public static FlashlightButton getInstance() {
		if (ownButton==null) ownButton = new FlashlightButton();

		return ownButton;
		}


		public boolean getFlashlightEnabled() {
		try {
		FileInputStream fis = new FileInputStream(FLASHLIGHT_FILE);
		int result = fis.read();
		fis.close();
		return (result != '0');
		} catch (Exception e) {
		Log.e(TAG, "getFlashlightEnabled failed", e);
		return false;
		}
		}

		public void setFlashlightEnabled(boolean on) {
		try {
		if (mWriter == null) {
		mWriter = new FileWriter(FLASHLIGHT_FILE);
		}
		int value = 0;
		if (on) {
		switch (currentMode) {
		case MODE_HIGH:
		value = useDeathRay ? 3 : 128;
		break;
		default:
		value = 1;
		break;
		}
		}
		mWriter.write(String.valueOf(value));
		mWriter.flush();
		if (!on) {
		mWriter.close();
		mWriter = null;
		}
		} catch (Exception e) {
		Log.e(TAG, "setFlashlightEnabled failed", e);
		}
		startTimer(on);
		}

		private void startTimer(boolean on) {
		if (!on) return;
		if (threadExecutor == null) threadExecutor = Executors.newSingleThreadExecutor();

		flashTimer timerRun = new flashTimer();
		threadExecutor.execute(timerRun);
		}

		public class flashTimer implements Runnable {
		public flashTimer() {
		}
		public void run() {
		try {
		Thread.sleep(200);
		} catch (InterruptedException e) {
		}
		setFlashlightEnabled(runTimer);
		}
		}


		@Override
		void initButton(int position) {
		}

		}