am 689a55d8: am f5e2b2c2: Merge "DreamService API revisions." into jb-mr1-dev (3e78586d) · Commits · e / os / android_frameworks_base

api/17.txt

+3 −2

Original line number	Diff line number	Diff line
		@@ -20342,7 +20342,7 @@ package android.service.dreams {
		method public boolean dispatchTouchEvent(android.view.MotionEvent);
		method public boolean dispatchTrackballEvent(android.view.MotionEvent);
		method public android.view.View findViewById(int);
		method public void finish();
		method public final void finish();
		method public android.view.Window getWindow();
		method public android.view.WindowManager getWindowManager();
		method public boolean isFullscreen();
		@@ -20357,12 +20357,13 @@ package android.service.dreams {
		method public boolean onCreatePanelMenu(int, android.view.Menu);
		method public android.view.View onCreatePanelView(int);
		method public void onDetachedFromWindow();
		method public void onDreamingStarted();
		method public void onDreamingStopped();
		method public boolean onMenuItemSelected(int, android.view.MenuItem);
		method public boolean onMenuOpened(int, android.view.Menu);
		method public void onPanelClosed(int, android.view.Menu);
		method public boolean onPreparePanel(int, android.view.View, android.view.Menu);
		method public boolean onSearchRequested();
		method public void onStart();
		method public void onWindowAttributesChanged(android.view.WindowManager.LayoutParams);
		method public void onWindowFocusChanged(boolean);
		method public android.view.ActionMode onWindowStartingActionMode(android.view.ActionMode.Callback);

api/current.txt

+3 −2

Original line number	Diff line number	Diff line
		@@ -20342,7 +20342,7 @@ package android.service.dreams {
		method public boolean dispatchTouchEvent(android.view.MotionEvent);
		method public boolean dispatchTrackballEvent(android.view.MotionEvent);
		method public android.view.View findViewById(int);
		method public void finish();
		method public final void finish();
		method public android.view.Window getWindow();
		method public android.view.WindowManager getWindowManager();
		method public boolean isFullscreen();
		@@ -20357,12 +20357,13 @@ package android.service.dreams {
		method public boolean onCreatePanelMenu(int, android.view.Menu);
		method public android.view.View onCreatePanelView(int);
		method public void onDetachedFromWindow();
		method public void onDreamingStarted();
		method public void onDreamingStopped();
		method public boolean onMenuItemSelected(int, android.view.MenuItem);
		method public boolean onMenuOpened(int, android.view.Menu);
		method public void onPanelClosed(int, android.view.Menu);
		method public boolean onPreparePanel(int, android.view.View, android.view.Menu);
		method public boolean onSearchRequested();
		method public void onStart();
		method public void onWindowAttributesChanged(android.view.WindowManager.LayoutParams);
		method public void onWindowFocusChanged(boolean);
		method public android.view.ActionMode onWindowStartingActionMode(android.view.ActionMode.Callback);

core/java/android/service/dreams/Dream.java

deleted100644 → 0

+0 −23

Original line number	Diff line number	Diff line
		/**
		* Copyright (C) 2012 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
		* Temporarily needed to not break existing apps.
		*/
		public class Dream extends DreamService {
		}

core/java/android/service/dreams/DreamService.java

+154 −68

Original line number	Diff line number	Diff line
		@@ -15,6 +15,9 @@
		*/
		package android.service.dreams;

		import java.io.FileDescriptor;
		import java.io.PrintWriter;

		import android.annotation.SdkConstant;
		import android.annotation.SdkConstant.SdkConstantType;
		import android.app.Service;
		@@ -39,13 +42,24 @@ import android.view.accessibility.AccessibilityEvent;
		import com.android.internal.policy.PolicyManager;

		/**
		* Extend this class to implement a custom Dream.
		* Extend this class to implement a custom Dream (displayed to the user as a "Sleep Mode").
		*
		* <p>Dreams are interactive screensavers launched when a charging device is idle, or docked in a
		* desk dock. Dreams provide another modality for apps to express themselves, tailored for
		* an exhibition/lean-back experience.</p>
		*
		* <p>Dreams should be declared in the manifest as follows:</p>
		* <p>The Dream lifecycle is as follows:</p>
		* <ul>
		* <li>onAttachedToWindow</li>
		* <li>onDreamingStarted</li>
		* <li>onDreamingStopped</li>
		* <li>onDetachedFromWindow</li>
		* </ul>
		*
		* <p>In addition, onCreate and onDestroy (from the Service interface) will also be called, but
		* initialization and teardown should be done by overriding the hooks above.</p>
		*
		* <p>To be available to the system, Dreams should be declared in the manifest as follows:</p>
		* <pre>
		* <service
		* android:name=".MyDream"
		@@ -74,7 +88,6 @@ import com.android.internal.policy.PolicyManager;
		* </pre>
		*/
		public class DreamService extends Service implements Window.Callback {
		private final static boolean DEBUG = true;
		private final String TAG = DreamService.class.getSimpleName() + "[" + getClass().getSimpleName() + "]";

		/**
		@@ -109,17 +122,26 @@ public class DreamService extends Service implements Window.Callback {
		private boolean mScreenBright = false;
		private boolean mFinished;

		private boolean mDebug = false;

		/**
		* @hide
		*/
		public void setDebug(boolean dbg) {
		mDebug = dbg;
		}

		// begin Window.Callback methods
		/** {@inheritDoc} */
		@Override
		public boolean dispatchKeyEvent(KeyEvent event) {
		// TODO: create more flexible version of mInteractive that allows use of KEYCODE_BACK
		if (!mInteractive) {
		if (DEBUG) Slog.v(TAG, "Finishing on keyEvent");
		if (mDebug) Slog.v(TAG, "Finishing on keyEvent");
		safelyFinish();
		return true;
		} else if (event.getKeyCode() == KeyEvent.KEYCODE_BACK) {
		if (DEBUG) Slog.v(TAG, "Finishing on back key");
		if (mDebug) Slog.v(TAG, "Finishing on back key");
		safelyFinish();
		return true;
		}
		@@ -130,7 +152,7 @@ public class DreamService extends Service implements Window.Callback {
		@Override
		public boolean dispatchKeyShortcutEvent(KeyEvent event) {
		if (!mInteractive) {
		if (DEBUG) Slog.v(TAG, "Finishing on keyShortcutEvent");
		if (mDebug) Slog.v(TAG, "Finishing on keyShortcutEvent");
		safelyFinish();
		return true;
		}
		@@ -143,7 +165,7 @@ public class DreamService extends Service implements Window.Callback {
		// TODO: create more flexible version of mInteractive that allows clicks
		// but finish()es on any other kind of activity
		if (!mInteractive) {
		if (DEBUG) Slog.v(TAG, "Finishing on touchEvent");
		if (mDebug) Slog.v(TAG, "Finishing on touchEvent");
		safelyFinish();
		return true;
		}
		@@ -154,7 +176,7 @@ public class DreamService extends Service implements Window.Callback {
		@Override
		public boolean dispatchTrackballEvent(MotionEvent event) {
		if (!mInteractive) {
		if (DEBUG) Slog.v(TAG, "Finishing on trackballEvent");
		if (mDebug) Slog.v(TAG, "Finishing on trackballEvent");
		safelyFinish();
		return true;
		}
		@@ -165,7 +187,7 @@ public class DreamService extends Service implements Window.Callback {
		@Override
		public boolean dispatchGenericMotionEvent(MotionEvent event) {
		if (!mInteractive) {
		if (DEBUG) Slog.v(TAG, "Finishing on genericMotionEvent");
		if (mDebug) Slog.v(TAG, "Finishing on genericMotionEvent");
		safelyFinish();
		return true;
		}
		@@ -437,68 +459,105 @@ public class DreamService extends Service implements Window.Callback {
		}

		/**
		* Called when this Dream is constructed. Place your initialization here.
		*
		* <p>Subclasses must call through to the superclass implementation.</p>
		* Called when this Dream is constructed.
		*/
		@Override
		public void onCreate() {
		if (DEBUG) Slog.v(TAG, "onCreate() on thread " + Thread.currentThread().getId());
		if (mDebug) Slog.v(TAG, "onCreate() on thread " + Thread.currentThread().getId());
		super.onCreate();
		loadSandman();
		}

		/**
		* Called when this Dream is started. The window is created and visible at this point.
		* Called when the dream's window has been created and is visible and animation may now begin.
		*/
		public void onDreamingStarted() {
		if (mDebug) Slog.v(TAG, "onDreamingStarted()");
		// hook for subclasses
		}

		/**
		* Called when this Dream is stopped, either by external request or by calling finish(),
		* before the window has been removed.
		*/
		public void onStart() {
		if (DEBUG) Slog.v(TAG, "onStart()");
		public void onDreamingStopped() {
		if (mDebug) Slog.v(TAG, "onDreamingStopped()");
		// hook for subclasses
		}

		/** {@inheritDoc} */
		@Override
		public final IBinder onBind(Intent intent) {
		if (DEBUG) Slog.v(TAG, "onBind() intent = " + intent);
		if (mDebug) Slog.v(TAG, "onBind() intent = " + intent);
		return new DreamServiceWrapper();
		}

		/**
		* Stops the dream, detaches from the window, and wakes up.
		*
		* <p>Subclasses must call through to the superclass implementation.</p>
		*
		* <p>After this method is called, the service will be stopped.</p>
		*/
		public void finish() {
		if (DEBUG) Slog.v(TAG, "finish()");
		public final void finish() {
		if (mDebug) Slog.v(TAG, "finish()");
		finishInternal();
		}

		/** {@inheritDoc} */
		@Override
		public void onDestroy() {
		if (DEBUG) Slog.v(TAG, "onDestroy()");
		if (mDebug) Slog.v(TAG, "onDestroy()");
		super.onDestroy();
		// hook for subclasses
		}

		// end public api

		private void loadSandman() {
		mSandman = IDreamManager.Stub.asInterface(ServiceManager.getService(DREAM_SERVICE));
		}

		/**
		* Called when the Dream is about to be unbound and destroyed.
		*
		* Must run on mHandler.
		*/
		private final void detach() {
		if (mWindow == null) {
		Slog.e(TAG, "detach() called when not attached");
		return;
		}

		if (DEBUG) Slog.v(TAG, "Removing window");
		try {
		onDreamingStopped();
		} catch (Throwable t) {
		Slog.w(TAG, "Crashed in onDreamingStopped()", t);
		// we were going to stop anyway
		}

		if (mDebug) Slog.v(TAG, "detach(): Removing window from window manager");
		try {
		mWindowManager.removeView(mWindow.getDecorView());
		} catch (Throwable t) {
		Slog.w(TAG, "Crashed removing window view", t);
		}
		}
		// end public api

		private void loadSandman() {
		mSandman = IDreamManager.Stub.asInterface(ServiceManager.getService(DREAM_SERVICE));
		mWindow = null;
		mWindowToken = null;
		}

		/**
		* Called when the Dream is ready to be shown.
		*
		* Must run on mHandler.
		*
		* @param windowToken A window token that will allow a window to be created in the correct layer.
		*/
		private final void attach(IBinder windowToken) {
		if (DEBUG) Slog.v(TAG, "Attached on thread " + Thread.currentThread().getId());
		if (mWindowToken != null) {
		Slog.e(TAG, "attach() called when already attached with token=" + mWindowToken);
		return;
		}

		if (mDebug) Slog.v(TAG, "Attached on thread " + Thread.currentThread().getId());

		if (mSandman == null) {
		Slog.w(TAG, "No dream manager found, super.onCreate may not have been called");
		loadSandman();
		}
		mWindowToken = windowToken;
		@@ -507,7 +566,7 @@ public class DreamService extends Service implements Window.Callback {
		mWindow.requestFeature(Window.FEATURE_NO_TITLE);
		mWindow.setBackgroundDrawable(new ColorDrawable(0xFF000000));

		if (DEBUG) Slog.v(TAG, String.format("Attaching window token: %s to window of type %s",
		if (mDebug) Slog.v(TAG, String.format("Attaching window token: %s to window of type %s",
		windowToken, WindowManager.LayoutParams.TYPE_DREAM));

		WindowManager.LayoutParams lp = mWindow.getAttributes();
		@@ -521,16 +580,12 @@ public class DreamService extends Service implements Window.Callback {
		);
		mWindow.setAttributes(lp);

		if (DEBUG) Slog.v(TAG, "Created and attached window: " + mWindow);
		if (mDebug) Slog.v(TAG, "Created and attached window: " + mWindow);

		mWindow.setWindowManager(null, windowToken, "dream", true);
		mWindowManager = mWindow.getWindowManager();

		// now make it visible (on the ui thread)
		mHandler.post(new Runnable(){
		@Override
		public void run() {
		if (DEBUG) Slog.v(TAG, "Window added on thread " + Thread.currentThread().getId());
		if (mDebug) Slog.v(TAG, "Window added on thread " + Thread.currentThread().getId());
		try {
		applySystemUiVisibilityFlags(
		(mLowProfile ? View.SYSTEM_UI_FLAG_LOW_PROFILE : 0)
		@@ -545,16 +600,15 @@ public class DreamService extends Service implements Window.Callback {

		// start it up
		try {
		onStart();
		onDreamingStarted();
		} catch (Throwable t) {
		Slog.w("Crashed in onStart()", t);
		Slog.w("Crashed in onDreamingStarted()", t);
		safelyFinish();
		}
		}});
		}

		private void safelyFinish() {
		if (DEBUG) Slog.v(TAG, "safelyFinish()");
		if (mDebug) Slog.v(TAG, "safelyFinish()");
		try {
		finish();
		} catch (Throwable t) {
		@@ -570,7 +624,7 @@ public class DreamService extends Service implements Window.Callback {
		}

		private void finishInternal() {
		if (DEBUG) Slog.v(TAG, "finishInternal() mFinished = " + mFinished);
		if (mDebug) Slog.v(TAG, "finishInternal() mFinished = " + mFinished);
		if (mFinished) return;
		try {
		mFinished = true;
		@@ -616,10 +670,42 @@ public class DreamService extends Service implements Window.Callback {
		return (oldFlags&~mask) \| (flags&mask);
		}

		@Override
		protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
		super.dump(fd, pw, args);

		pw.print(TAG + ": ");
		if (mWindowToken == null) {
		pw.println("stopped");
		} else {
		pw.println("running (token=" + mWindowToken + ")");
		}
		pw.println(" window: " + mWindow);
		pw.print(" flags:");
		if (isInteractive()) pw.print(" interactive");
		if (isLowProfile()) pw.print(" lowprofile");
		if (isFullscreen()) pw.print(" fullscreen");
		if (isScreenBright()) pw.print(" bright");
		pw.println();
		}

		private class DreamServiceWrapper extends IDreamService.Stub {
		public void attach(IBinder windowToken) {
		public void attach(final IBinder windowToken) {
		mHandler.post(new Runnable() {
		@Override
		public void run() {
		DreamService.this.attach(windowToken);
		}
		});
		}
		public void detach() {
		mHandler.post(new Runnable() {
		@Override
		public void run() {
		DreamService.this.detach();
		}
		});
		}
		}

		}

core/java/android/service/dreams/IDreamService.aidl

+1 −0

Original line number	Diff line number	Diff line
		@@ -21,4 +21,5 @@ package android.service.dreams;
		*/
		oneway interface IDreamService {
		void attach(IBinder windowToken);
		void detach();
		}