diff options
Diffstat (limited to 'core/java/android/view/ViewRoot.java')
| -rw-r--r-- | core/java/android/view/ViewRoot.java | 176 |
1 files changed, 131 insertions, 45 deletions
diff --git a/core/java/android/view/ViewRoot.java b/core/java/android/view/ViewRoot.java index 0c5d853..bef3e58 100644 --- a/core/java/android/view/ViewRoot.java +++ b/core/java/android/view/ViewRoot.java @@ -79,6 +79,9 @@ public final class ViewRoot extends Handler implements ViewParent, private static final boolean DEBUG_IMF = false || LOCAL_LOGV; private static final boolean WATCH_POINTER = false; + private static final boolean MEASURE_LATENCY = false; + private static LatencyTimer lt; + /** * Maximum time we allow the user to roll the trackball enough to generate * a key event, before resetting the counters. @@ -148,7 +151,8 @@ public final class ViewRoot extends Handler implements ViewParent, boolean mWindowAttributesChanged = false; // These can be accessed by any thread, must be protected with a lock. - Surface mSurface; + // Surface can never be reassigned or cleared (use Surface.clear()). + private final Surface mSurface = new Surface(); boolean mAdded; boolean mAddedTouchMode; @@ -188,18 +192,11 @@ public final class ViewRoot extends Handler implements ViewParent, private final int mDensity; - public ViewRoot(Context context) { - super(); - - ++sInstanceCount; - - // Initialize the statics when this class is first instantiated. This is - // done here instead of in the static block because Zygote does not - // allow the spawning of threads. + public static IWindowSession getWindowSession(Looper mainLooper) { synchronized (mStaticInit) { if (!mInitialized) { try { - InputMethodManager imm = InputMethodManager.getInstance(context); + InputMethodManager imm = InputMethodManager.getInstance(mainLooper); sWindowSession = IWindowManager.Stub.asInterface( ServiceManager.getService("window")) .openSession(imm.getClient(), imm.getInputContext()); @@ -207,8 +204,24 @@ public final class ViewRoot extends Handler implements ViewParent, } catch (RemoteException e) { } } + return sWindowSession; } + } + + public ViewRoot(Context context) { + super(); + + if (MEASURE_LATENCY && lt == null) { + lt = new LatencyTimer(100, 1000); + } + + ++sInstanceCount; + // Initialize the statics when this class is first instantiated. This is + // done here instead of in the static block because Zygote does not + // allow the spawning of threads. + getWindowSession(context.getMainLooper()); + mThread = Thread.currentThread(); mLocation = new WindowLeaked(null); mLocation.fillInStackTrace(); @@ -224,7 +237,6 @@ public final class ViewRoot extends Handler implements ViewParent, mTransparentRegion = new Region(); mPreviousTransparentRegion = new Region(); mFirst = true; // true for the first time the view is added - mSurface = new Surface(); mAdded = false; mAttachInfo = new View.AttachInfo(sWindowSession, mWindow, this, this); mViewConfiguration = ViewConfiguration.get(context); @@ -396,7 +408,7 @@ public final class ViewRoot extends Handler implements ViewParent, } boolean restore = false; - if (attrs != null && mTranslator != null) { + if (mTranslator != null) { restore = true; attrs.backup(); mTranslator.translateWindowLayout(attrs); @@ -410,7 +422,7 @@ public final class ViewRoot extends Handler implements ViewParent, mSoftInputMode = attrs.softInputMode; mWindowAttributesChanged = true; mAttachInfo.mRootView = view; - mAttachInfo.mScalingRequired = mTranslator == null ? false : true; + mAttachInfo.mScalingRequired = mTranslator != null; mAttachInfo.mApplicationScale = mTranslator == null ? 1.0f : mTranslator.applicationScale; if (panelParentView != null) { @@ -668,13 +680,13 @@ public final class ViewRoot extends Handler implements ViewParent, // object is not initialized to its backing store, but soon it // will be (assuming the window is visible). attachInfo.mSurface = mSurface; + attachInfo.mTranslucentWindow = lp.format != PixelFormat.OPAQUE; attachInfo.mHasWindowFocus = false; attachInfo.mWindowVisibility = viewVisibility; attachInfo.mRecomputeGlobalAttributes = false; attachInfo.mKeepScreenOn = false; viewVisibilityChanged = false; host.dispatchAttachedToWindow(attachInfo, 0); - getRunQueue().executeActions(attachInfo.mHandler); //Log.i(TAG, "Screen on initialized: " + attachInfo.mKeepScreenOn); } else { @@ -707,6 +719,10 @@ public final class ViewRoot extends Handler implements ViewParent, boolean insetsChanged = false; if (mLayoutRequested) { + // Execute enqueued actions on every layout in case a view that was detached + // enqueued an action after being detached + getRunQueue().executeActions(attachInfo.mHandler); + if (mFirst) { host.fitSystemWindows(mAttachInfo.mContentInsets); // make sure touch mode code executes by setting cached value @@ -882,6 +898,7 @@ public final class ViewRoot extends Handler implements ViewParent, // all at once. newSurface = true; fullRedrawNeeded = true; + mPreviousTransparentRegion.setEmpty(); if (mGlWanted && !mUseGL) { initializeGL(); @@ -1555,10 +1572,12 @@ public final class ViewRoot extends Handler implements ViewParent, mView = null; mAttachInfo.mRootView = null; + mAttachInfo.mSurface = null; if (mUseGL) { destroyGL(); } + mSurface.release(); try { sWindowSession.remove(mWindow); @@ -1593,6 +1612,7 @@ public final class ViewRoot extends Handler implements ViewParent, public final static int DISPATCH_KEY_FROM_IME = 1011; public final static int FINISH_INPUT_CONNECTION = 1012; public final static int CHECK_FOCUS = 1013; + public final static int CLOSE_SYSTEM_DIALOGS = 1014; @Override public void handleMessage(Message msg) { @@ -1628,16 +1648,24 @@ public final class ViewRoot extends Handler implements ViewParent, break; case DISPATCH_POINTER: { MotionEvent event = (MotionEvent)msg.obj; - - boolean didFinish; + boolean callWhenDone = msg.arg1 != 0; + if (event == null) { try { + long timeBeforeGettingEvents; + if (MEASURE_LATENCY) { + timeBeforeGettingEvents = System.nanoTime(); + } + event = sWindowSession.getPendingPointerMove(mWindow); + + if (MEASURE_LATENCY && event != null) { + lt.sample("9 Client got events ", System.nanoTime() - event.getEventTimeNano()); + lt.sample("8 Client getting events ", timeBeforeGettingEvents - event.getEventTimeNano()); + } } catch (RemoteException e) { } - didFinish = true; - } else { - didFinish = event.getAction() == MotionEvent.ACTION_OUTSIDE; + callWhenDone = false; } if (event != null && mTranslator != null) { mTranslator.translateEventInScreenToAppWindow(event); @@ -1654,8 +1682,16 @@ public final class ViewRoot extends Handler implements ViewParent, if(Config.LOGV) { captureMotionLog("captureDispatchPointer", event); } - event.offsetLocation(0, mCurScrollY); + if (mCurScrollY != 0) { + event.offsetLocation(0, mCurScrollY); + } + if (MEASURE_LATENCY) { + lt.sample("A Dispatching TouchEvents", System.nanoTime() - event.getEventTimeNano()); + } handled = mView.dispatchTouchEvent(event); + if (MEASURE_LATENCY) { + lt.sample("B Dispatched TouchEvents ", System.nanoTime() - event.getEventTimeNano()); + } if (!handled && isDown) { int edgeSlop = mViewConfiguration.getScaledEdgeSlop(); @@ -1701,7 +1737,7 @@ public final class ViewRoot extends Handler implements ViewParent, } } } finally { - if (!didFinish) { + if (callWhenDone) { try { sWindowSession.finishKey(mWindow); } catch (RemoteException e) { @@ -1716,7 +1752,7 @@ public final class ViewRoot extends Handler implements ViewParent, } } break; case DISPATCH_TRACKBALL: - deliverTrackballEvent((MotionEvent)msg.obj); + deliverTrackballEvent((MotionEvent)msg.obj, msg.arg1 != 0); break; case DISPATCH_APP_VISIBILITY: handleAppVisibility(msg.arg1 != 0); @@ -1779,6 +1815,7 @@ public final class ViewRoot extends Handler implements ViewParent, if (hasWindowFocus && imm != null && mLastWasImTarget) { imm.startGettingWindowFocus(mView); } + mAttachInfo.mKeyDispatchState.reset(); mView.dispatchWindowFocusChanged(hasWindowFocus); } @@ -1806,7 +1843,7 @@ public final class ViewRoot extends Handler implements ViewParent, } } break; case DIE: - dispatchDetachedFromWindow(); + doDie(); break; case DISPATCH_KEY_FROM_IME: { if (LOCAL_LOGV) Log.v( @@ -1833,6 +1870,11 @@ public final class ViewRoot extends Handler implements ViewParent, imm.checkFocus(); } } break; + case CLOSE_SYSTEM_DIALOGS: { + if (mView != null) { + mView.onCloseSystemDialogs((String)msg.obj); + } + } break; } } @@ -1958,16 +2000,13 @@ public final class ViewRoot extends Handler implements ViewParent, } - private void deliverTrackballEvent(MotionEvent event) { - boolean didFinish; + private void deliverTrackballEvent(MotionEvent event, boolean callWhenDone) { if (event == null) { try { event = sWindowSession.getPendingTrackballMove(mWindow); } catch (RemoteException e) { } - didFinish = true; - } else { - didFinish = false; + callWhenDone = false; } if (DEBUG_TRACKBALL) Log.v(TAG, "Motion event:" + event); @@ -1985,7 +2024,7 @@ public final class ViewRoot extends Handler implements ViewParent, } } finally { if (handled) { - if (!didFinish) { + if (callWhenDone) { try { sWindowSession.finishKey(mWindow); } catch (RemoteException e) { @@ -2101,7 +2140,7 @@ public final class ViewRoot extends Handler implements ViewParent, mLastTrackballTime = curTime; } } finally { - if (!didFinish) { + if (callWhenDone) { try { sWindowSession.finishKey(mWindow); } catch (RemoteException e) { @@ -2483,6 +2522,14 @@ public final class ViewRoot extends Handler implements ViewParent, } public void die(boolean immediate) { + if (immediate) { + doDie(); + } else { + sendEmptyMessage(DIE); + } + } + + void doDie() { checkThread(); if (Config.LOGV) Log.v("ViewRoot", "DIE in " + this + " of " + mSurface); synchronized (this) { @@ -2502,15 +2549,11 @@ public final class ViewRoot extends Handler implements ViewParent, } } - mSurface = null; + mSurface.release(); } if (mAdded) { mAdded = false; - if (immediate) { - dispatchDetachedFromWindow(); - } else if (mView != null) { - sendEmptyMessage(DIE); - } + dispatchDetachedFromWindow(); } } } @@ -2564,15 +2607,19 @@ public final class ViewRoot extends Handler implements ViewParent, sendMessageAtTime(msg, event.getEventTime()); } - public void dispatchPointer(MotionEvent event, long eventTime) { + public void dispatchPointer(MotionEvent event, long eventTime, + boolean callWhenDone) { Message msg = obtainMessage(DISPATCH_POINTER); msg.obj = event; + msg.arg1 = callWhenDone ? 1 : 0; sendMessageAtTime(msg, eventTime); } - public void dispatchTrackball(MotionEvent event, long eventTime) { + public void dispatchTrackball(MotionEvent event, long eventTime, + boolean callWhenDone) { Message msg = obtainMessage(DISPATCH_TRACKBALL); msg.obj = event; + msg.arg1 = callWhenDone ? 1 : 0; sendMessageAtTime(msg, eventTime); } @@ -2595,6 +2642,13 @@ public final class ViewRoot extends Handler implements ViewParent, sendMessage(msg); } + public void dispatchCloseSystemDialogs(String reason) { + Message msg = Message.obtain(); + msg.what = CLOSE_SYSTEM_DIALOGS; + msg.obj = reason; + sendMessage(msg); + } + /** * The window is getting focus so if there is anything focused/selected * send an {@link AccessibilityEvent} to announce that. @@ -2745,19 +2799,25 @@ public final class ViewRoot extends Handler implements ViewParent, } } - public void dispatchPointer(MotionEvent event, long eventTime) { + public void dispatchPointer(MotionEvent event, long eventTime, + boolean callWhenDone) { final ViewRoot viewRoot = mViewRoot.get(); - if (viewRoot != null) { - viewRoot.dispatchPointer(event, eventTime); + if (viewRoot != null) { + if (MEASURE_LATENCY) { + // Note: eventTime is in milliseconds + ViewRoot.lt.sample("* ViewRoot b4 dispatchPtr", System.nanoTime() - eventTime * 1000000); + } + viewRoot.dispatchPointer(event, eventTime, callWhenDone); } else { new EventCompletion(mMainLooper, this, null, true, event); } } - public void dispatchTrackball(MotionEvent event, long eventTime) { + public void dispatchTrackball(MotionEvent event, long eventTime, + boolean callWhenDone) { final ViewRoot viewRoot = mViewRoot.get(); if (viewRoot != null) { - viewRoot.dispatchTrackball(event, eventTime); + viewRoot.dispatchTrackball(event, eventTime, callWhenDone); } else { new EventCompletion(mMainLooper, this, null, false, event); } @@ -2827,6 +2887,33 @@ public final class ViewRoot extends Handler implements ViewParent, } } } + + public void closeSystemDialogs(String reason) { + final ViewRoot viewRoot = mViewRoot.get(); + if (viewRoot != null) { + viewRoot.dispatchCloseSystemDialogs(reason); + } + } + + public void dispatchWallpaperOffsets(float x, float y, float xStep, float yStep, + boolean sync) { + if (sync) { + try { + sWindowSession.wallpaperOffsetsComplete(asBinder()); + } catch (RemoteException e) { + } + } + } + + public void dispatchWallpaperCommand(String action, int x, int y, + int z, Bundle extras, boolean sync) { + if (sync) { + try { + sWindowSession.wallpaperCommandComplete(asBinder(), null); + } catch (RemoteException e) { + } + } + } } /** @@ -3107,7 +3194,7 @@ public final class ViewRoot extends Handler implements ViewParent, handler.postDelayed(handlerAction.action, handlerAction.delay); } - mActions.clear(); + actions.clear(); } } @@ -3121,7 +3208,6 @@ public final class ViewRoot extends Handler implements ViewParent, if (o == null || getClass() != o.getClass()) return false; HandlerAction that = (HandlerAction) o; - return !(action != null ? !action.equals(that.action) : that.action != null); } |