Files
frameworks_base/services/java/com/android/server/wm/WindowState.java
Craig Mautner 1dd3ed09e8 Perform finish animation actions.
When stepAnimation returns false, do not return false immediately.
Instead carry out finish actions. Also, remove state machine that is no
longer necessary.

Fixes bug 6184070.

Change-Id: I530eb2b62b864bbce929f573d10b31b102152f1f
2012-03-16 14:05:07 -07:00

1891 lines
76 KiB
Java

/*
* Copyright (C) 2011 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 com.android.server.wm;
import static android.view.WindowManager.LayoutParams.FIRST_SUB_WINDOW;
import static android.view.WindowManager.LayoutParams.FLAG_COMPATIBLE_WINDOW;
import static android.view.WindowManager.LayoutParams.LAST_SUB_WINDOW;
import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION_STARTING;
import static android.view.WindowManager.LayoutParams.TYPE_INPUT_METHOD;
import static android.view.WindowManager.LayoutParams.TYPE_INPUT_METHOD_DIALOG;
import static android.view.WindowManager.LayoutParams.TYPE_WALLPAPER;
import com.android.server.wm.WindowManagerService.H;
import android.content.res.Configuration;
import android.graphics.Matrix;
import android.graphics.PixelFormat;
import android.graphics.Rect;
import android.graphics.RectF;
import android.graphics.Region;
import android.os.IBinder;
import android.os.RemoteException;
import android.util.Slog;
import android.view.Gravity;
import android.view.IApplicationToken;
import android.view.IWindow;
import android.view.InputChannel;
import android.view.Surface;
import android.view.View;
import android.view.ViewTreeObserver;
import android.view.WindowManager;
import android.view.WindowManagerPolicy;
import android.view.WindowManager.LayoutParams;
import android.view.animation.Animation;
import android.view.animation.Transformation;
import java.io.PrintWriter;
import java.util.ArrayList;
/**
* A window in the window manager.
*/
final class WindowState implements WindowManagerPolicy.WindowState {
static final boolean DEBUG_VISIBILITY = WindowManagerService.DEBUG_VISIBILITY;
static final boolean SHOW_TRANSACTIONS = WindowManagerService.SHOW_TRANSACTIONS;
static final boolean SHOW_LIGHT_TRANSACTIONS = WindowManagerService.SHOW_LIGHT_TRANSACTIONS;
static final boolean SHOW_SURFACE_ALLOC = WindowManagerService.SHOW_SURFACE_ALLOC;
final WindowManagerService mService;
final Session mSession;
final IWindow mClient;
WindowToken mToken;
WindowToken mRootToken;
AppWindowToken mAppToken;
AppWindowToken mTargetAppToken;
final WindowManager.LayoutParams mAttrs = new WindowManager.LayoutParams();
final DeathRecipient mDeathRecipient;
final WindowState mAttachedWindow;
final ArrayList<WindowState> mChildWindows = new ArrayList<WindowState>();
final int mBaseLayer;
final int mSubLayer;
final boolean mLayoutAttached;
final boolean mIsImWindow;
final boolean mIsWallpaper;
final boolean mIsFloatingLayer;
int mSeq;
boolean mEnforceSizeCompat;
int mViewVisibility;
int mSystemUiVisibility;
boolean mPolicyVisibility = true;
boolean mPolicyVisibilityAfterAnim = true;
boolean mAppFreezing;
Surface mSurface;
Surface mPendingDestroySurface;
boolean mReportDestroySurface;
boolean mSurfacePendingDestroy;
boolean mAttachedHidden; // is our parent window hidden?
boolean mLastHidden; // was this window last hidden?
boolean mWallpaperVisible; // for wallpaper, what was last vis report?
boolean mWasAnimating; // Were we animating going into the most recent animation step?
/**
* The window size that was requested by the application. These are in
* the application's coordinate space (without compatibility scale applied).
*/
int mRequestedWidth;
int mRequestedHeight;
int mLastRequestedWidth;
int mLastRequestedHeight;
int mLayer;
int mAnimLayer;
int mLastLayer;
boolean mHaveFrame;
boolean mObscured;
boolean mTurnOnScreen;
int mLayoutSeq = -1;
Configuration mConfiguration = null;
/**
* Actual frame shown on-screen (may be modified by animation). These
* are in the screen's coordinate space (WITH the compatibility scale
* applied).
*/
final RectF mShownFrame = new RectF();
/**
* Set when we have changed the size of the surface, to know that
* we must tell them application to resize (and thus redraw itself).
*/
boolean mSurfaceResized;
/**
* Set if the client has asked that the destroy of its surface be delayed
* until it explicitly says it is okay.
*/
boolean mSurfaceDestroyDeferred;
/**
* Insets that determine the actually visible area. These are in the application's
* coordinate space (without compatibility scale applied).
*/
final Rect mVisibleInsets = new Rect();
final Rect mLastVisibleInsets = new Rect();
boolean mVisibleInsetsChanged;
/**
* Insets that are covered by system windows. These are in the application's
* coordinate space (without compatibility scale applied).
*/
final Rect mContentInsets = new Rect();
final Rect mLastContentInsets = new Rect();
boolean mContentInsetsChanged;
/**
* Set to true if we are waiting for this window to receive its
* given internal insets before laying out other windows based on it.
*/
boolean mGivenInsetsPending;
/**
* These are the content insets that were given during layout for
* this window, to be applied to windows behind it.
*/
final Rect mGivenContentInsets = new Rect();
/**
* These are the visible insets that were given during layout for
* this window, to be applied to windows behind it.
*/
final Rect mGivenVisibleInsets = new Rect();
/**
* This is the given touchable area relative to the window frame, or null if none.
*/
final Region mGivenTouchableRegion = new Region();
/**
* Flag indicating whether the touchable region should be adjusted by
* the visible insets; if false the area outside the visible insets is
* NOT touchable, so we must use those to adjust the frame during hit
* tests.
*/
int mTouchableInsets = ViewTreeObserver.InternalInsetsInfo.TOUCHABLE_INSETS_FRAME;
// Current transformation being applied.
boolean mHaveMatrix;
float mGlobalScale=1;
float mInvGlobalScale=1;
float mDsDx=1, mDtDx=0, mDsDy=0, mDtDy=1;
float mLastDsDx=1, mLastDtDx=0, mLastDsDy=0, mLastDtDy=1;
float mHScale=1, mVScale=1;
float mLastHScale=1, mLastVScale=1;
final Matrix mTmpMatrix = new Matrix();
// "Real" frame that the application sees, in display coordinate space.
final Rect mFrame = new Rect();
final Rect mLastFrame = new Rect();
// Frame that is scaled to the application's coordinate space when in
// screen size compatibility mode.
final Rect mCompatFrame = new Rect();
final Rect mContainingFrame = new Rect();
final Rect mDisplayFrame = new Rect();
final Rect mContentFrame = new Rect();
final Rect mParentFrame = new Rect();
final Rect mVisibleFrame = new Rect();
boolean mContentChanged;
float mShownAlpha = 1;
float mAlpha = 1;
float mLastAlpha = 1;
// Set to true if, when the window gets displayed, it should perform
// an enter animation.
boolean mEnterAnimationPending;
// Currently running animation.
boolean mAnimating;
boolean mLocalAnimating;
Animation mAnimation;
boolean mAnimationIsEntrance;
boolean mHasTransformation;
boolean mHasLocalTransformation;
final Transformation mTransformation = new Transformation();
// If a window showing a wallpaper: the requested offset for the
// wallpaper; if a wallpaper window: the currently applied offset.
float mWallpaperX = -1;
float mWallpaperY = -1;
// If a window showing a wallpaper: what fraction of the offset
// range corresponds to a full virtual screen.
float mWallpaperXStep = -1;
float mWallpaperYStep = -1;
// Wallpaper windows: pixels offset based on above variables.
int mXOffset;
int mYOffset;
// This is set after IWindowSession.relayout() has been called at
// least once for the window. It allows us to detect the situation
// where we don't yet have a surface, but should have one soon, so
// we can give the window focus before waiting for the relayout.
boolean mRelayoutCalled;
// If the application has called relayout() with changes that can
// impact its window's size, we need to perform a layout pass on it
// even if it is not currently visible for layout. This is set
// when in that case until the layout is done.
boolean mLayoutNeeded;
// This is set after the Surface has been created but before the
// window has been drawn. During this time the surface is hidden.
boolean mDrawPending;
// This is set after the window has finished drawing for the first
// time but before its surface is shown. The surface will be
// displayed when the next layout is run.
boolean mCommitDrawPending;
// This is set during the time after the window's drawing has been
// committed, and before its surface is actually shown. It is used
// to delay showing the surface until all windows in a token are ready
// to be shown.
boolean mReadyToShow;
// Set when the window has been shown in the screen the first time.
boolean mHasDrawn;
// Currently running an exit animation?
boolean mExiting;
// Currently on the mDestroySurface list?
boolean mDestroying;
// Completely remove from window manager after exit animation?
boolean mRemoveOnExit;
// Set when the orientation is changing and this window has not yet
// been updated for the new orientation.
boolean mOrientationChanging;
// Is this window now (or just being) removed?
boolean mRemoved;
// Temp for keeping track of windows that have been removed when
// rebuilding window list.
boolean mRebuilding;
// For debugging, this is the last information given to the surface flinger.
boolean mSurfaceShown;
float mSurfaceX, mSurfaceY, mSurfaceW, mSurfaceH;
int mSurfaceLayer;
float mSurfaceAlpha;
// Input channel and input window handle used by the input dispatcher.
final InputWindowHandle mInputWindowHandle;
InputChannel mInputChannel;
// Used to improve performance of toString()
String mStringNameCache;
CharSequence mLastTitle;
boolean mWasPaused;
// Used to save animation distances between the time they are calculated and when they are
// used.
int mAnimDw;
int mAnimDh;
WindowState(WindowManagerService service, Session s, IWindow c, WindowToken token,
WindowState attachedWindow, int seq, WindowManager.LayoutParams a,
int viewVisibility) {
mService = service;
mSession = s;
mClient = c;
mToken = token;
mAttrs.copyFrom(a);
mViewVisibility = viewVisibility;
DeathRecipient deathRecipient = new DeathRecipient();
mAlpha = a.alpha;
mSeq = seq;
mEnforceSizeCompat = (mAttrs.flags & FLAG_COMPATIBLE_WINDOW) != 0;
if (WindowManagerService.localLOGV) Slog.v(
WindowManagerService.TAG, "Window " + this + " client=" + c.asBinder()
+ " token=" + token + " (" + mAttrs.token + ")");
try {
c.asBinder().linkToDeath(deathRecipient, 0);
} catch (RemoteException e) {
mDeathRecipient = null;
mAttachedWindow = null;
mLayoutAttached = false;
mIsImWindow = false;
mIsWallpaper = false;
mIsFloatingLayer = false;
mBaseLayer = 0;
mSubLayer = 0;
mInputWindowHandle = null;
return;
}
mDeathRecipient = deathRecipient;
if ((mAttrs.type >= FIRST_SUB_WINDOW &&
mAttrs.type <= LAST_SUB_WINDOW)) {
// The multiplier here is to reserve space for multiple
// windows in the same type layer.
mBaseLayer = mService.mPolicy.windowTypeToLayerLw(
attachedWindow.mAttrs.type) * WindowManagerService.TYPE_LAYER_MULTIPLIER
+ WindowManagerService.TYPE_LAYER_OFFSET;
mSubLayer = mService.mPolicy.subWindowTypeToLayerLw(a.type);
mAttachedWindow = attachedWindow;
if (WindowManagerService.DEBUG_ADD_REMOVE) Slog.v(WindowManagerService.TAG, "Adding " + this + " to " + mAttachedWindow);
mAttachedWindow.mChildWindows.add(this);
mLayoutAttached = mAttrs.type !=
WindowManager.LayoutParams.TYPE_APPLICATION_ATTACHED_DIALOG;
mIsImWindow = attachedWindow.mAttrs.type == TYPE_INPUT_METHOD
|| attachedWindow.mAttrs.type == TYPE_INPUT_METHOD_DIALOG;
mIsWallpaper = attachedWindow.mAttrs.type == TYPE_WALLPAPER;
mIsFloatingLayer = mIsImWindow || mIsWallpaper;
} else {
// The multiplier here is to reserve space for multiple
// windows in the same type layer.
mBaseLayer = mService.mPolicy.windowTypeToLayerLw(a.type)
* WindowManagerService.TYPE_LAYER_MULTIPLIER
+ WindowManagerService.TYPE_LAYER_OFFSET;
mSubLayer = 0;
mAttachedWindow = null;
mLayoutAttached = false;
mIsImWindow = mAttrs.type == TYPE_INPUT_METHOD
|| mAttrs.type == TYPE_INPUT_METHOD_DIALOG;
mIsWallpaper = mAttrs.type == TYPE_WALLPAPER;
mIsFloatingLayer = mIsImWindow || mIsWallpaper;
}
WindowState appWin = this;
while (appWin.mAttachedWindow != null) {
appWin = mAttachedWindow;
}
WindowToken appToken = appWin.mToken;
while (appToken.appWindowToken == null) {
WindowToken parent = mService.mTokenMap.get(appToken.token);
if (parent == null || appToken == parent) {
break;
}
appToken = parent;
}
mRootToken = appToken;
mAppToken = appToken.appWindowToken;
mSurface = null;
mRequestedWidth = 0;
mRequestedHeight = 0;
mLastRequestedWidth = 0;
mLastRequestedHeight = 0;
mXOffset = 0;
mYOffset = 0;
mLayer = 0;
mAnimLayer = 0;
mLastLayer = 0;
mInputWindowHandle = new InputWindowHandle(
mAppToken != null ? mAppToken.mInputApplicationHandle : null, this);
}
void attach() {
if (WindowManagerService.localLOGV) Slog.v(
WindowManagerService.TAG, "Attaching " + this + " token=" + mToken
+ ", list=" + mToken.windows);
mSession.windowAddedLocked();
}
public void computeFrameLw(Rect pf, Rect df, Rect cf, Rect vf) {
mHaveFrame = true;
final Rect container = mContainingFrame;
container.set(pf);
final Rect display = mDisplayFrame;
display.set(df);
final int pw = container.right - container.left;
final int ph = container.bottom - container.top;
int w,h;
if ((mAttrs.flags & WindowManager.LayoutParams.FLAG_SCALED) != 0) {
if (mAttrs.width < 0) {
w = pw;
} else if (mEnforceSizeCompat) {
w = (int)(mAttrs.width * mGlobalScale + .5f);
} else {
w = mAttrs.width;
}
if (mAttrs.height < 0) {
h = ph;
} else if (mEnforceSizeCompat) {
h = (int)(mAttrs.height * mGlobalScale + .5f);
} else {
h = mAttrs.height;
}
} else {
if (mAttrs.width == WindowManager.LayoutParams.MATCH_PARENT) {
w = pw;
} else if (mEnforceSizeCompat) {
w = (int)(mRequestedWidth * mGlobalScale + .5f);
} else {
w = mRequestedWidth;
}
if (mAttrs.height == WindowManager.LayoutParams.MATCH_PARENT) {
h = ph;
} else if (mEnforceSizeCompat) {
h = (int)(mRequestedHeight * mGlobalScale + .5f);
} else {
h = mRequestedHeight;
}
}
if (!mParentFrame.equals(pf)) {
//Slog.i(TAG, "Window " + this + " content frame from " + mParentFrame
// + " to " + pf);
mParentFrame.set(pf);
mContentChanged = true;
}
if (mRequestedWidth != mLastRequestedWidth || mRequestedHeight != mLastRequestedHeight) {
mLastRequestedWidth = mRequestedWidth;
mLastRequestedHeight = mRequestedHeight;
mContentChanged = true;
}
final Rect content = mContentFrame;
content.set(cf);
final Rect visible = mVisibleFrame;
visible.set(vf);
final Rect frame = mFrame;
final int fw = frame.width();
final int fh = frame.height();
//System.out.println("In: w=" + w + " h=" + h + " container=" +
// container + " x=" + mAttrs.x + " y=" + mAttrs.y);
float x, y;
if (mEnforceSizeCompat) {
x = mAttrs.x * mGlobalScale;
y = mAttrs.y * mGlobalScale;
} else {
x = mAttrs.x;
y = mAttrs.y;
}
Gravity.apply(mAttrs.gravity, w, h, container,
(int) (x + mAttrs.horizontalMargin * pw),
(int) (y + mAttrs.verticalMargin * ph), frame);
//System.out.println("Out: " + mFrame);
// Now make sure the window fits in the overall display.
Gravity.applyDisplay(mAttrs.gravity, df, frame);
// Make sure the content and visible frames are inside of the
// final window frame.
if (content.left < frame.left) content.left = frame.left;
if (content.top < frame.top) content.top = frame.top;
if (content.right > frame.right) content.right = frame.right;
if (content.bottom > frame.bottom) content.bottom = frame.bottom;
if (visible.left < frame.left) visible.left = frame.left;
if (visible.top < frame.top) visible.top = frame.top;
if (visible.right > frame.right) visible.right = frame.right;
if (visible.bottom > frame.bottom) visible.bottom = frame.bottom;
final Rect contentInsets = mContentInsets;
contentInsets.left = content.left-frame.left;
contentInsets.top = content.top-frame.top;
contentInsets.right = frame.right-content.right;
contentInsets.bottom = frame.bottom-content.bottom;
final Rect visibleInsets = mVisibleInsets;
visibleInsets.left = visible.left-frame.left;
visibleInsets.top = visible.top-frame.top;
visibleInsets.right = frame.right-visible.right;
visibleInsets.bottom = frame.bottom-visible.bottom;
mCompatFrame.set(frame);
if (mEnforceSizeCompat) {
// If there is a size compatibility scale being applied to the
// window, we need to apply this to its insets so that they are
// reported to the app in its coordinate space.
contentInsets.scale(mInvGlobalScale);
visibleInsets.scale(mInvGlobalScale);
// Also the scaled frame that we report to the app needs to be
// adjusted to be in its coordinate space.
mCompatFrame.scale(mInvGlobalScale);
}
if (mIsWallpaper && (fw != frame.width() || fh != frame.height())) {
mService.updateWallpaperOffsetLocked(this,
mService.mAppDisplayWidth, mService.mAppDisplayHeight, false);
}
if (WindowManagerService.localLOGV) {
//if ("com.google.android.youtube".equals(mAttrs.packageName)
// && mAttrs.type == WindowManager.LayoutParams.TYPE_APPLICATION_PANEL) {
Slog.v(WindowManagerService.TAG, "Resolving (mRequestedWidth="
+ mRequestedWidth + ", mRequestedheight="
+ mRequestedHeight + ") to" + " (pw=" + pw + ", ph=" + ph
+ "): frame=" + mFrame.toShortString()
+ " ci=" + contentInsets.toShortString()
+ " vi=" + visibleInsets.toShortString());
//}
}
}
public Rect getFrameLw() {
return mFrame;
}
public RectF getShownFrameLw() {
return mShownFrame;
}
public Rect getDisplayFrameLw() {
return mDisplayFrame;
}
public Rect getContentFrameLw() {
return mContentFrame;
}
public Rect getVisibleFrameLw() {
return mVisibleFrame;
}
public boolean getGivenInsetsPendingLw() {
return mGivenInsetsPending;
}
public Rect getGivenContentInsetsLw() {
return mGivenContentInsets;
}
public Rect getGivenVisibleInsetsLw() {
return mGivenVisibleInsets;
}
public WindowManager.LayoutParams getAttrs() {
return mAttrs;
}
public boolean getNeedsMenuLw(WindowManagerPolicy.WindowState bottom) {
int index = -1;
WindowState ws = this;
while (true) {
if ((ws.mAttrs.privateFlags
& WindowManager.LayoutParams.PRIVATE_FLAG_SET_NEEDS_MENU_KEY) != 0) {
return (ws.mAttrs.flags & WindowManager.LayoutParams.FLAG_NEEDS_MENU_KEY) != 0;
}
// If we reached the bottom of the range of windows we are considering,
// assume no menu is needed.
if (ws == bottom) {
return false;
}
// The current window hasn't specified whether menu key is needed;
// look behind it.
// First, we may need to determine the starting position.
if (index < 0) {
index = mService.mWindows.indexOf(ws);
}
index--;
if (index < 0) {
return false;
}
ws = mService.mWindows.get(index);
}
}
public int getSystemUiVisibility() {
return mSystemUiVisibility;
}
public int getSurfaceLayer() {
return mLayer;
}
public IApplicationToken getAppToken() {
return mAppToken != null ? mAppToken.appToken : null;
}
public long getInputDispatchingTimeoutNanos() {
return mAppToken != null
? mAppToken.inputDispatchingTimeoutNanos
: WindowManagerService.DEFAULT_INPUT_DISPATCHING_TIMEOUT_NANOS;
}
public boolean hasAppShownWindows() {
return mAppToken != null ? mAppToken.firstWindowDrawn : false;
}
public void setAnimation(Animation anim) {
if (WindowManagerService.localLOGV) Slog.v(
WindowManagerService.TAG, "Setting animation in " + this + ": " + anim);
mAnimating = false;
mLocalAnimating = false;
mAnimation = anim;
mAnimation.restrictDuration(WindowManagerService.MAX_ANIMATION_DURATION);
mAnimation.scaleCurrentDuration(mService.mWindowAnimationScale);
}
public void clearAnimation() {
if (mAnimation != null) {
mAnimating = true;
mLocalAnimating = false;
mAnimation.cancel();
mAnimation = null;
}
}
// TODO: Fix and call finishExit() instead of cancelExitAnimationForNextAnimationLocked()
// for avoiding the code duplication.
void cancelExitAnimationForNextAnimationLocked() {
if (!mExiting) return;
if (mAnimation != null) {
mAnimation.cancel();
mAnimation = null;
destroySurfaceLocked();
}
mExiting = false;
}
Surface createSurfaceLocked() {
if (mSurface == null) {
mReportDestroySurface = false;
mSurfacePendingDestroy = false;
if (WindowManagerService.DEBUG_ORIENTATION) Slog.i(WindowManagerService.TAG,
"createSurface " + this + ": DRAW NOW PENDING");
mDrawPending = true;
mCommitDrawPending = false;
mReadyToShow = false;
if (mAppToken != null) {
mAppToken.allDrawn = false;
}
mService.makeWindowFreezingScreenIfNeededLocked(this);
int flags = 0;
if ((mAttrs.flags&WindowManager.LayoutParams.FLAG_SECURE) != 0) {
flags |= Surface.SECURE;
}
if (DEBUG_VISIBILITY) Slog.v(
WindowManagerService.TAG, "Creating surface in session "
+ mSession.mSurfaceSession + " window " + this
+ " w=" + mCompatFrame.width()
+ " h=" + mCompatFrame.height() + " format="
+ mAttrs.format + " flags=" + flags);
int w = mCompatFrame.width();
int h = mCompatFrame.height();
if ((mAttrs.flags & LayoutParams.FLAG_SCALED) != 0) {
// for a scaled surface, we always want the requested
// size.
w = mRequestedWidth;
h = mRequestedHeight;
}
// Something is wrong and SurfaceFlinger will not like this,
// try to revert to sane values
if (w <= 0) w = 1;
if (h <= 0) h = 1;
mSurfaceShown = false;
mSurfaceLayer = 0;
mSurfaceAlpha = 1;
mSurfaceX = 0;
mSurfaceY = 0;
mSurfaceW = w;
mSurfaceH = h;
try {
final boolean isHwAccelerated = (mAttrs.flags &
WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED) != 0;
final int format = isHwAccelerated ? PixelFormat.TRANSLUCENT : mAttrs.format;
if (!PixelFormat.formatHasAlpha(mAttrs.format)) {
flags |= Surface.OPAQUE;
}
mSurface = new Surface(
mSession.mSurfaceSession, mSession.mPid,
mAttrs.getTitle().toString(),
0, w, h, format, flags);
if (SHOW_TRANSACTIONS || SHOW_SURFACE_ALLOC) Slog.i(WindowManagerService.TAG,
" CREATE SURFACE "
+ mSurface + " IN SESSION "
+ mSession.mSurfaceSession
+ ": pid=" + mSession.mPid + " format="
+ mAttrs.format + " flags=0x"
+ Integer.toHexString(flags)
+ " / " + this);
} catch (Surface.OutOfResourcesException e) {
Slog.w(WindowManagerService.TAG, "OutOfResourcesException creating surface");
mService.reclaimSomeSurfaceMemoryLocked(this, "create", true);
return null;
} catch (Exception e) {
Slog.e(WindowManagerService.TAG, "Exception creating surface", e);
return null;
}
if (WindowManagerService.localLOGV) Slog.v(
WindowManagerService.TAG, "Got surface: " + mSurface
+ ", set left=" + mFrame.left + " top=" + mFrame.top
+ ", animLayer=" + mAnimLayer);
if (SHOW_LIGHT_TRANSACTIONS) {
Slog.i(WindowManagerService.TAG, ">>> OPEN TRANSACTION createSurfaceLocked");
WindowManagerService.logSurface(this, "CREATE pos=(" + mFrame.left
+ "," + mFrame.top + ") (" +
mCompatFrame.width() + "x" + mCompatFrame.height() + "), layer=" +
mAnimLayer + " HIDE", null);
}
Surface.openTransaction();
try {
try {
mSurfaceX = mFrame.left + mXOffset;
mSurfaceY = mFrame.top + mYOffset;
mSurface.setPosition(mSurfaceX, mSurfaceY);
mSurfaceLayer = mAnimLayer;
mSurface.setLayer(mAnimLayer);
mSurfaceShown = false;
mSurface.hide();
if ((mAttrs.flags&WindowManager.LayoutParams.FLAG_DITHER) != 0) {
if (SHOW_TRANSACTIONS) WindowManagerService.logSurface(this, "DITHER", null);
mSurface.setFlags(Surface.SURFACE_DITHER,
Surface.SURFACE_DITHER);
}
} catch (RuntimeException e) {
Slog.w(WindowManagerService.TAG, "Error creating surface in " + w, e);
mService.reclaimSomeSurfaceMemoryLocked(this, "create-init", true);
}
mLastHidden = true;
} finally {
Surface.closeTransaction();
if (SHOW_LIGHT_TRANSACTIONS) Slog.i(WindowManagerService.TAG,
"<<< CLOSE TRANSACTION createSurfaceLocked");
}
if (WindowManagerService.localLOGV) Slog.v(
WindowManagerService.TAG, "Created surface " + this);
}
return mSurface;
}
void destroySurfaceLocked() {
if (mAppToken != null && this == mAppToken.startingWindow) {
mAppToken.startingDisplayed = false;
}
if (mSurface != null) {
mDrawPending = false;
mCommitDrawPending = false;
mReadyToShow = false;
int i = mChildWindows.size();
while (i > 0) {
i--;
WindowState c = mChildWindows.get(i);
c.mAttachedHidden = true;
}
if (mReportDestroySurface) {
mReportDestroySurface = false;
mSurfacePendingDestroy = true;
try {
mClient.dispatchGetNewSurface();
// We'll really destroy on the next time around.
return;
} catch (RemoteException e) {
}
}
try {
if (DEBUG_VISIBILITY) {
RuntimeException e = null;
if (!WindowManagerService.HIDE_STACK_CRAWLS) {
e = new RuntimeException();
e.fillInStackTrace();
}
Slog.w(WindowManagerService.TAG, "Window " + this + " destroying surface "
+ mSurface + ", session " + mSession, e);
}
if (mSurfaceDestroyDeferred) {
if (mSurface != null && mPendingDestroySurface != mSurface) {
if (mPendingDestroySurface != null) {
if (SHOW_TRANSACTIONS || SHOW_SURFACE_ALLOC) {
RuntimeException e = null;
if (!WindowManagerService.HIDE_STACK_CRAWLS) {
e = new RuntimeException();
e.fillInStackTrace();
}
WindowManagerService.logSurface(this, "DESTROY PENDING", e);
}
mPendingDestroySurface.destroy();
}
mPendingDestroySurface = mSurface;
}
} else {
if (SHOW_TRANSACTIONS || SHOW_SURFACE_ALLOC) {
RuntimeException e = null;
if (!WindowManagerService.HIDE_STACK_CRAWLS) {
e = new RuntimeException();
e.fillInStackTrace();
}
WindowManagerService.logSurface(this, "DESTROY", e);
}
mSurface.destroy();
}
} catch (RuntimeException e) {
Slog.w(WindowManagerService.TAG, "Exception thrown when destroying Window " + this
+ " surface " + mSurface + " session " + mSession
+ ": " + e.toString());
}
mSurfaceShown = false;
mSurface = null;
}
}
void destroyDeferredSurfaceLocked() {
try {
if (mPendingDestroySurface != null) {
if (SHOW_TRANSACTIONS || SHOW_SURFACE_ALLOC) {
RuntimeException e = null;
if (!WindowManagerService.HIDE_STACK_CRAWLS) {
e = new RuntimeException();
e.fillInStackTrace();
}
mService.logSurface(this, "DESTROY PENDING", e);
}
mPendingDestroySurface.destroy();
}
} catch (RuntimeException e) {
Slog.w(WindowManagerService.TAG, "Exception thrown when destroying Window "
+ this + " surface " + mPendingDestroySurface
+ " session " + mSession + ": " + e.toString());
}
mSurfaceDestroyDeferred = false;
mPendingDestroySurface = null;
}
boolean finishDrawingLocked() {
if (mDrawPending) {
if (SHOW_TRANSACTIONS || WindowManagerService.DEBUG_ORIENTATION) Slog.v(
WindowManagerService.TAG, "finishDrawingLocked: " + this + " in " + mSurface);
mCommitDrawPending = true;
mDrawPending = false;
return true;
}
return false;
}
// This must be called while inside a transaction.
boolean commitFinishDrawingLocked(long currentTime) {
//Slog.i(TAG, "commitFinishDrawingLocked: " + mSurface);
if (!mCommitDrawPending) {
return false;
}
mCommitDrawPending = false;
mReadyToShow = true;
final boolean starting = mAttrs.type == TYPE_APPLICATION_STARTING;
final AppWindowToken atoken = mAppToken;
if (atoken == null || atoken.allDrawn || starting) {
performShowLocked();
}
return true;
}
// This must be called while inside a transaction.
boolean performShowLocked() {
if (DEBUG_VISIBILITY) {
RuntimeException e = null;
if (!WindowManagerService.HIDE_STACK_CRAWLS) {
e = new RuntimeException();
e.fillInStackTrace();
}
Slog.v(WindowManagerService.TAG, "performShow on " + this
+ ": readyToShow=" + mReadyToShow + " readyForDisplay=" + isReadyForDisplay()
+ " starting=" + (mAttrs.type == TYPE_APPLICATION_STARTING), e);
}
if (mReadyToShow && isReadyForDisplay()) {
if (SHOW_TRANSACTIONS || WindowManagerService.DEBUG_ORIENTATION) WindowManagerService.logSurface(this,
"SHOW (performShowLocked)", null);
if (DEBUG_VISIBILITY) Slog.v(WindowManagerService.TAG, "Showing " + this
+ " during animation: policyVis=" + mPolicyVisibility
+ " attHidden=" + mAttachedHidden
+ " tok.hiddenRequested="
+ (mAppToken != null ? mAppToken.hiddenRequested : false)
+ " tok.hidden="
+ (mAppToken != null ? mAppToken.hidden : false)
+ " animating=" + mAnimating
+ " tok animating="
+ (mAppToken != null ? mAppToken.animating : false));
if (!mService.showSurfaceRobustlyLocked(this)) {
return false;
}
mLastAlpha = -1;
mHasDrawn = true;
mLastHidden = false;
mReadyToShow = false;
mService.enableScreenIfNeededLocked();
mService.applyEnterAnimationLocked(this);
int i = mChildWindows.size();
while (i > 0) {
i--;
WindowState c = mChildWindows.get(i);
if (c.mAttachedHidden) {
c.mAttachedHidden = false;
if (c.mSurface != null) {
c.performShowLocked();
// It hadn't been shown, which means layout not
// performed on it, so now we want to make sure to
// do a layout. If called from within the transaction
// loop, this will cause it to restart with a new
// layout.
mService.mLayoutNeeded = true;
}
}
}
if (mAttrs.type != TYPE_APPLICATION_STARTING
&& mAppToken != null) {
mAppToken.firstWindowDrawn = true;
if (mAppToken.startingData != null) {
if (WindowManagerService.DEBUG_STARTING_WINDOW ||
WindowManagerService.DEBUG_ANIM) Slog.v(WindowManagerService.TAG,
"Finish starting " + mToken
+ ": first real window is shown, no animation");
// If this initial window is animating, stop it -- we
// will do an animation to reveal it from behind the
// starting window, so there is no need for it to also
// be doing its own stuff.
if (mAnimation != null) {
mAnimation.cancel();
mAnimation = null;
// Make sure we clean up the animation.
mAnimating = true;
}
mService.mFinishedStarting.add(mAppToken);
mService.mH.sendEmptyMessage(H.FINISHED_STARTING);
}
mAppToken.updateReportedVisibilityLocked();
}
}
return true;
}
private boolean stepAnimation(long currentTime) {
if ((mAnimation == null) || !mLocalAnimating) {
return false;
}
mTransformation.clear();
final boolean more = mAnimation.getTransformation(currentTime, mTransformation);
if (WindowManagerService.DEBUG_ANIM) Slog.v(
WindowManagerService.TAG, "Stepped animation in " + this +
": more=" + more + ", xform=" + mTransformation);
return more;
}
// This must be called while inside a transaction. Returns true if
// there is more animation to run.
boolean stepAnimationLocked(long currentTime) {
// Save the animation state as it was before this step so WindowManagerService can tell if
// we just started or just stopped animating by comparing mWasAnimating with isAnimating().
mWasAnimating = mAnimating;
if (!mService.mDisplayFrozen && mService.mPolicy.isScreenOnFully()) {
// We will run animations as long as the display isn't frozen.
if (isDrawnLw() && mAnimation != null) {
mHasTransformation = true;
mHasLocalTransformation = true;
if (!mLocalAnimating) {
if (WindowManagerService.DEBUG_ANIM) Slog.v(
WindowManagerService.TAG, "Starting animation in " + this +
" @ " + currentTime + ": ww=" + mFrame.width() +
" wh=" + mFrame.height() +
" dw=" + mAnimDw + " dh=" + mAnimDh +
" scale=" + mService.mWindowAnimationScale);
mAnimation.initialize(mFrame.width(), mFrame.height(), mAnimDw, mAnimDh);
mAnimation.setStartTime(currentTime);
mLocalAnimating = true;
mAnimating = true;
}
if ((mAnimation != null) && mLocalAnimating) {
if (stepAnimation(currentTime)) {
return true;
}
}
if (WindowManagerService.DEBUG_ANIM) Slog.v(
WindowManagerService.TAG, "Finished animation in " + this +
" @ " + currentTime);
//WindowManagerService.this.dump();
}
mHasLocalTransformation = false;
if ((!mLocalAnimating || mAnimationIsEntrance) && mAppToken != null
&& mAppToken.animation != null) {
// When our app token is animating, we kind-of pretend like
// we are as well. Note the mLocalAnimating mAnimationIsEntrance
// part of this check means that we will only do this if
// our window is not currently exiting, or it is not
// locally animating itself. The idea being that one that
// is exiting and doing a local animation should be removed
// once that animation is done.
mAnimating = true;
mHasTransformation = true;
mTransformation.clear();
return false;
} else if (mHasTransformation) {
// Little trick to get through the path below to act like
// we have finished an animation.
mAnimating = true;
} else if (isAnimating()) {
mAnimating = true;
}
} else if (mAnimation != null) {
// If the display is frozen, and there is a pending animation,
// clear it and make sure we run the cleanup code.
mAnimating = true;
mLocalAnimating = true;
mAnimation.cancel();
mAnimation = null;
}
if (!mAnimating && !mLocalAnimating) {
return false;
}
if (WindowManagerService.DEBUG_ANIM) Slog.v(
WindowManagerService.TAG, "Animation done in " + this + ": exiting=" + mExiting
+ ", reportedVisible="
+ (mAppToken != null ? mAppToken.reportedVisible : false));
mAnimating = false;
mLocalAnimating = false;
if (mAnimation != null) {
mAnimation.cancel();
mAnimation = null;
}
if (mService.mWindowDetachedWallpaper == this) {
mService.mWindowDetachedWallpaper = null;
}
mAnimLayer = mLayer;
if (mIsImWindow) {
mAnimLayer += mService.mInputMethodAnimLayerAdjustment;
} else if (mIsWallpaper) {
mAnimLayer += mService.mWallpaperAnimLayerAdjustment;
}
if (WindowManagerService.DEBUG_LAYERS) Slog.v(WindowManagerService.TAG, "Stepping win " + this
+ " anim layer: " + mAnimLayer);
mHasTransformation = false;
mHasLocalTransformation = false;
if (mPolicyVisibility != mPolicyVisibilityAfterAnim) {
if (DEBUG_VISIBILITY) {
Slog.v(WindowManagerService.TAG, "Policy visibility changing after anim in " + this + ": "
+ mPolicyVisibilityAfterAnim);
}
mPolicyVisibility = mPolicyVisibilityAfterAnim;
mService.mLayoutNeeded = true;
if (!mPolicyVisibility) {
if (mService.mCurrentFocus == this) {
mService.mFocusMayChange = true;
}
// Window is no longer visible -- make sure if we were waiting
// for it to be displayed before enabling the display, that
// we allow the display to be enabled now.
mService.enableScreenIfNeededLocked();
}
}
mTransformation.clear();
if (mHasDrawn
&& mAttrs.type == WindowManager.LayoutParams.TYPE_APPLICATION_STARTING
&& mAppToken != null
&& mAppToken.firstWindowDrawn
&& mAppToken.startingData != null) {
if (WindowManagerService.DEBUG_STARTING_WINDOW) Slog.v(WindowManagerService.TAG, "Finish starting "
+ mToken + ": first real window done animating");
mService.mFinishedStarting.add(mAppToken);
mService.mH.sendEmptyMessage(H.FINISHED_STARTING);
}
finishExit();
mService.mPendingLayoutChanges |= WindowManagerPolicy.FINISH_LAYOUT_REDO_ANIM;
if (mAppToken != null) {
mAppToken.updateReportedVisibilityLocked();
}
return false;
}
void finishExit() {
if (WindowManagerService.DEBUG_ANIM) Slog.v(
WindowManagerService.TAG, "finishExit in " + this
+ ": exiting=" + mExiting
+ " remove=" + mRemoveOnExit
+ " windowAnimating=" + isWindowAnimating());
final int N = mChildWindows.size();
for (int i=0; i<N; i++) {
mChildWindows.get(i).finishExit();
}
if (!mExiting) {
return;
}
if (isWindowAnimating()) {
return;
}
if (WindowManagerService.localLOGV) Slog.v(
WindowManagerService.TAG, "Exit animation finished in " + this
+ ": remove=" + mRemoveOnExit);
if (mSurface != null) {
mService.mDestroySurface.add(this);
mDestroying = true;
if (SHOW_TRANSACTIONS) WindowManagerService.logSurface(this, "HIDE (finishExit)", null);
mSurfaceShown = false;
try {
mSurface.hide();
} catch (RuntimeException e) {
Slog.w(WindowManagerService.TAG, "Error hiding surface in " + this, e);
}
mLastHidden = true;
}
mExiting = false;
if (mRemoveOnExit) {
mService.mPendingRemove.add(this);
mRemoveOnExit = false;
}
}
boolean isIdentityMatrix(float dsdx, float dtdx, float dsdy, float dtdy) {
if (dsdx < .99999f || dsdx > 1.00001f) return false;
if (dtdy < .99999f || dtdy > 1.00001f) return false;
if (dtdx < -.000001f || dtdx > .000001f) return false;
if (dsdy < -.000001f || dsdy > .000001f) return false;
return true;
}
void prelayout() {
if (mEnforceSizeCompat) {
mGlobalScale = mService.mCompatibleScreenScale;
mInvGlobalScale = 1/mGlobalScale;
} else {
mGlobalScale = mInvGlobalScale = 1;
}
}
void computeShownFrameLocked() {
final boolean selfTransformation = mHasLocalTransformation;
Transformation attachedTransformation =
(mAttachedWindow != null && mAttachedWindow.mHasLocalTransformation)
? mAttachedWindow.mTransformation : null;
Transformation appTransformation =
(mAppToken != null && mAppToken.hasTransformation)
? mAppToken.transformation : null;
// Wallpapers are animated based on the "real" window they
// are currently targeting.
if (mAttrs.type == TYPE_WALLPAPER && mService.mLowerWallpaperTarget == null
&& mService.mWallpaperTarget != null) {
if (mService.mWallpaperTarget.mHasLocalTransformation &&
mService.mWallpaperTarget.mAnimation != null &&
!mService.mWallpaperTarget.mAnimation.getDetachWallpaper()) {
attachedTransformation = mService.mWallpaperTarget.mTransformation;
if (WindowManagerService.DEBUG_WALLPAPER && attachedTransformation != null) {
Slog.v(WindowManagerService.TAG, "WP target attached xform: " + attachedTransformation);
}
}
if (mService.mWallpaperTarget.mAppToken != null &&
mService.mWallpaperTarget.mAppToken.hasTransformation &&
mService.mWallpaperTarget.mAppToken.animation != null &&
!mService.mWallpaperTarget.mAppToken.animation.getDetachWallpaper()) {
appTransformation = mService.mWallpaperTarget.mAppToken.transformation;
if (WindowManagerService.DEBUG_WALLPAPER && appTransformation != null) {
Slog.v(WindowManagerService.TAG, "WP target app xform: " + appTransformation);
}
}
}
final boolean screenAnimation = mService.mScreenRotationAnimation != null
&& mService.mScreenRotationAnimation.isAnimating();
if (selfTransformation || attachedTransformation != null
|| appTransformation != null || screenAnimation) {
// cache often used attributes locally
final Rect frame = mFrame;
final float tmpFloats[] = mService.mTmpFloats;
final Matrix tmpMatrix = mTmpMatrix;
// Compute the desired transformation.
if (screenAnimation) {
// If we are doing a screen animation, the global rotation
// applied to windows can result in windows that are carefully
// aligned with each other to slightly separate, allowing you
// to see what is behind them. An unsightly mess. This...
// thing... magically makes it call good: scale each window
// slightly (two pixels larger in each dimension, from the
// window's center).
final float w = frame.width();
final float h = frame.height();
if (w>=1 && h>=1) {
tmpMatrix.setScale(1 + 2/w, 1 + 2/h, w/2, h/2);
} else {
tmpMatrix.reset();
}
} else {
tmpMatrix.reset();
}
tmpMatrix.postScale(mGlobalScale, mGlobalScale);
if (selfTransformation) {
tmpMatrix.postConcat(mTransformation.getMatrix());
}
tmpMatrix.postTranslate(frame.left + mXOffset, frame.top + mYOffset);
if (attachedTransformation != null) {
tmpMatrix.postConcat(attachedTransformation.getMatrix());
}
if (appTransformation != null) {
tmpMatrix.postConcat(appTransformation.getMatrix());
}
if (screenAnimation) {
tmpMatrix.postConcat(
mService.mScreenRotationAnimation.getEnterTransformation().getMatrix());
}
// "convert" it into SurfaceFlinger's format
// (a 2x2 matrix + an offset)
// Here we must not transform the position of the surface
// since it is already included in the transformation.
//Slog.i(TAG, "Transform: " + matrix);
mHaveMatrix = true;
tmpMatrix.getValues(tmpFloats);
mDsDx = tmpFloats[Matrix.MSCALE_X];
mDtDx = tmpFloats[Matrix.MSKEW_Y];
mDsDy = tmpFloats[Matrix.MSKEW_X];
mDtDy = tmpFloats[Matrix.MSCALE_Y];
float x = tmpFloats[Matrix.MTRANS_X];
float y = tmpFloats[Matrix.MTRANS_Y];
int w = frame.width();
int h = frame.height();
mShownFrame.set(x, y, x+w, y+h);
// Now set the alpha... but because our current hardware
// can't do alpha transformation on a non-opaque surface,
// turn it off if we are running an animation that is also
// transforming since it is more important to have that
// animation be smooth.
mShownAlpha = mAlpha;
if (!mService.mLimitedAlphaCompositing
|| (!PixelFormat.formatHasAlpha(mAttrs.format)
|| (isIdentityMatrix(mDsDx, mDtDx, mDsDy, mDtDy)
&& x == frame.left && y == frame.top))) {
//Slog.i(TAG, "Applying alpha transform");
if (selfTransformation) {
mShownAlpha *= mTransformation.getAlpha();
}
if (attachedTransformation != null) {
mShownAlpha *= attachedTransformation.getAlpha();
}
if (appTransformation != null) {
mShownAlpha *= appTransformation.getAlpha();
}
if (screenAnimation) {
mShownAlpha *=
mService.mScreenRotationAnimation.getEnterTransformation().getAlpha();
}
} else {
//Slog.i(TAG, "Not applying alpha transform");
}
if (WindowManagerService.localLOGV) Slog.v(
WindowManagerService.TAG, "computeShownFrameLocked: Animating " + this +
": " + mShownFrame +
", alpha=" + mTransformation.getAlpha() + ", mShownAlpha=" + mShownAlpha);
return;
}
if (WindowManagerService.localLOGV) Slog.v(
WindowManagerService.TAG, "computeShownFrameLocked: " + this +
" not attached, mAlpha=" + mAlpha);
mShownFrame.set(mFrame);
if (mXOffset != 0 || mYOffset != 0) {
mShownFrame.offset(mXOffset, mYOffset);
}
mShownAlpha = mAlpha;
mHaveMatrix = false;
mDsDx = mGlobalScale;
mDtDx = 0;
mDsDy = 0;
mDtDy = mGlobalScale;
}
/**
* Is this window visible? It is not visible if there is no
* surface, or we are in the process of running an exit animation
* that will remove the surface, or its app token has been hidden.
*/
public boolean isVisibleLw() {
final AppWindowToken atoken = mAppToken;
return mSurface != null && mPolicyVisibility && !mAttachedHidden
&& (atoken == null || !atoken.hiddenRequested)
&& !mExiting && !mDestroying;
}
/**
* Like {@link #isVisibleLw}, but also counts a window that is currently
* "hidden" behind the keyguard as visible. This allows us to apply
* things like window flags that impact the keyguard.
* XXX I am starting to think we need to have ANOTHER visibility flag
* for this "hidden behind keyguard" state rather than overloading
* mPolicyVisibility. Ungh.
*/
public boolean isVisibleOrBehindKeyguardLw() {
if (mRootToken.waitingToShow &&
mService.mNextAppTransition != WindowManagerPolicy.TRANSIT_UNSET) {
return false;
}
final AppWindowToken atoken = mAppToken;
final boolean animating = atoken != null
? (atoken.animation != null) : false;
return mSurface != null && !mDestroying && !mExiting
&& (atoken == null ? mPolicyVisibility : !atoken.hiddenRequested)
&& ((!mAttachedHidden && mViewVisibility == View.VISIBLE
&& !mRootToken.hidden)
|| mAnimation != null || animating);
}
/**
* Is this window visible, ignoring its app token? It is not visible
* if there is no surface, or we are in the process of running an exit animation
* that will remove the surface.
*/
public boolean isWinVisibleLw() {
final AppWindowToken atoken = mAppToken;
return mSurface != null && mPolicyVisibility && !mAttachedHidden
&& (atoken == null || !atoken.hiddenRequested || atoken.animating)
&& !mExiting && !mDestroying;
}
/**
* The same as isVisible(), but follows the current hidden state of
* the associated app token, not the pending requested hidden state.
*/
boolean isVisibleNow() {
return mSurface != null && mPolicyVisibility && !mAttachedHidden
&& !mRootToken.hidden && !mExiting && !mDestroying;
}
/**
* Can this window possibly be a drag/drop target? The test here is
* a combination of the above "visible now" with the check that the
* Input Manager uses when discarding windows from input consideration.
*/
boolean isPotentialDragTarget() {
return isVisibleNow() && !mRemoved
&& mInputChannel != null && mInputWindowHandle != null;
}
/**
* Same as isVisible(), but we also count it as visible between the
* call to IWindowSession.add() and the first relayout().
*/
boolean isVisibleOrAdding() {
final AppWindowToken atoken = mAppToken;
return ((mSurface != null && !mReportDestroySurface)
|| (!mRelayoutCalled && mViewVisibility == View.VISIBLE))
&& mPolicyVisibility && !mAttachedHidden
&& (atoken == null || !atoken.hiddenRequested)
&& !mExiting && !mDestroying;
}
/**
* Is this window currently on-screen? It is on-screen either if it
* is visible or it is currently running an animation before no longer
* being visible.
*/
boolean isOnScreen() {
final AppWindowToken atoken = mAppToken;
if (atoken != null) {
return mSurface != null && mPolicyVisibility && !mDestroying
&& ((!mAttachedHidden && !atoken.hiddenRequested)
|| mAnimation != null || atoken.animation != null);
} else {
return mSurface != null && mPolicyVisibility && !mDestroying
&& (!mAttachedHidden || mAnimation != null);
}
}
/**
* Like isOnScreen(), but we don't return true if the window is part
* of a transition that has not yet been started.
*/
boolean isReadyForDisplay() {
if (mRootToken.waitingToShow &&
mService.mNextAppTransition != WindowManagerPolicy.TRANSIT_UNSET) {
return false;
}
return mSurface != null && mPolicyVisibility && !mDestroying
&& ((!mAttachedHidden && mViewVisibility == View.VISIBLE
&& !mRootToken.hidden)
|| mAnimation != null
|| ((mAppToken != null) && (mAppToken.animation != null)));
}
/** Is the window or its container currently animating? */
boolean isAnimating() {
final WindowState attached = mAttachedWindow;
final AppWindowToken atoken = mAppToken;
return mAnimation != null
|| (attached != null && attached.mAnimation != null)
|| (atoken != null &&
(atoken.animation != null
|| atoken.inPendingTransaction));
}
/** Is this window currently animating? */
boolean isWindowAnimating() {
return mAnimation != null;
}
/**
* Like isOnScreen, but returns false if the surface hasn't yet
* been drawn.
*/
public boolean isDisplayedLw() {
final AppWindowToken atoken = mAppToken;
return isDrawnLw() && mPolicyVisibility
&& ((!mAttachedHidden &&
(atoken == null || !atoken.hiddenRequested))
|| mAnimating);
}
public boolean isGoneForLayoutLw() {
final AppWindowToken atoken = mAppToken;
return mViewVisibility == View.GONE
|| !mRelayoutCalled
|| (atoken == null && mRootToken.hidden)
|| (atoken != null && (atoken.hiddenRequested || atoken.hidden))
|| mAttachedHidden
|| mExiting || mDestroying;
}
/**
* Returns true if the window has a surface that it has drawn a
* complete UI in to.
*/
public boolean isDrawnLw() {
return mSurface != null && !mDestroying
&& !mDrawPending && !mCommitDrawPending;
}
/**
* Return true if the window is opaque and fully drawn. This indicates
* it may obscure windows behind it.
*/
boolean isOpaqueDrawn() {
return (mAttrs.format == PixelFormat.OPAQUE
|| mAttrs.type == TYPE_WALLPAPER)
&& isDrawnLw() && mAnimation == null
&& (mAppToken == null || mAppToken.animation == null);
}
/**
* Return whether this window is wanting to have a translation
* animation applied to it for an in-progress move. (Only makes
* sense to call from performLayoutAndPlaceSurfacesLockedInner().)
*/
boolean shouldAnimateMove() {
return mContentChanged && !mExiting && !mLastHidden && !mService.mDisplayFrozen
&& (mFrame.top != mLastFrame.top
|| mFrame.left != mLastFrame.left)
&& (mAttachedWindow == null || !mAttachedWindow.shouldAnimateMove())
&& mService.mPolicy.isScreenOnFully();
}
boolean isFullscreen(int screenWidth, int screenHeight) {
return mFrame.left <= 0 && mFrame.top <= 0 &&
mFrame.right >= screenWidth && mFrame.bottom >= screenHeight;
}
void removeLocked() {
disposeInputChannel();
if (mAttachedWindow != null) {
if (WindowManagerService.DEBUG_ADD_REMOVE) Slog.v(WindowManagerService.TAG, "Removing " + this + " from " + mAttachedWindow);
mAttachedWindow.mChildWindows.remove(this);
}
destroyDeferredSurfaceLocked();
destroySurfaceLocked();
mSession.windowRemovedLocked();
try {
mClient.asBinder().unlinkToDeath(mDeathRecipient, 0);
} catch (RuntimeException e) {
// Ignore if it has already been removed (usually because
// we are doing this as part of processing a death note.)
}
}
void setInputChannel(InputChannel inputChannel) {
if (mInputChannel != null) {
throw new IllegalStateException("Window already has an input channel.");
}
mInputChannel = inputChannel;
mInputWindowHandle.inputChannel = inputChannel;
}
void disposeInputChannel() {
if (mInputChannel != null) {
mService.mInputManager.unregisterInputChannel(mInputChannel);
mInputChannel.dispose();
mInputChannel = null;
}
mInputWindowHandle.inputChannel = null;
}
private class DeathRecipient implements IBinder.DeathRecipient {
public void binderDied() {
try {
synchronized(mService.mWindowMap) {
WindowState win = mService.windowForClientLocked(mSession, mClient, false);
Slog.i(WindowManagerService.TAG, "WIN DEATH: " + win);
if (win != null) {
mService.removeWindowLocked(mSession, win);
}
}
} catch (IllegalArgumentException ex) {
// This will happen if the window has already been
// removed.
}
}
}
/** Returns true if this window desires key events. */
public final boolean canReceiveKeys() {
return isVisibleOrAdding()
&& (mViewVisibility == View.VISIBLE)
&& ((mAttrs.flags & WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE) == 0);
}
public boolean hasDrawnLw() {
return mHasDrawn;
}
public boolean showLw(boolean doAnimation) {
return showLw(doAnimation, true);
}
boolean showLw(boolean doAnimation, boolean requestAnim) {
if (mPolicyVisibility && mPolicyVisibilityAfterAnim) {
// Already showing.
return false;
}
if (DEBUG_VISIBILITY) Slog.v(WindowManagerService.TAG, "Policy visibility true: " + this);
if (doAnimation) {
if (DEBUG_VISIBILITY) Slog.v(WindowManagerService.TAG, "doAnimation: mPolicyVisibility="
+ mPolicyVisibility + " mAnimation=" + mAnimation);
if (mService.mDisplayFrozen || !mService.mPolicy.isScreenOnFully()) {
doAnimation = false;
} else if (mPolicyVisibility && mAnimation == null) {
// Check for the case where we are currently visible and
// not animating; we do not want to do animation at such a
// point to become visible when we already are.
doAnimation = false;
}
}
mPolicyVisibility = true;
mPolicyVisibilityAfterAnim = true;
if (doAnimation) {
mService.applyAnimationLocked(this, WindowManagerPolicy.TRANSIT_ENTER, true);
}
if (requestAnim) {
mService.scheduleAnimationLocked();
}
return true;
}
public boolean hideLw(boolean doAnimation) {
return hideLw(doAnimation, true);
}
boolean hideLw(boolean doAnimation, boolean requestAnim) {
if (doAnimation) {
if (mService.mDisplayFrozen || !mService.mPolicy.isScreenOnFully()) {
doAnimation = false;
}
}
boolean current = doAnimation ? mPolicyVisibilityAfterAnim
: mPolicyVisibility;
if (!current) {
// Already hiding.
return false;
}
if (doAnimation) {
mService.applyAnimationLocked(this, WindowManagerPolicy.TRANSIT_EXIT, false);
if (mAnimation == null) {
doAnimation = false;
}
}
if (doAnimation) {
mPolicyVisibilityAfterAnim = false;
} else {
if (DEBUG_VISIBILITY) Slog.v(WindowManagerService.TAG, "Policy visibility false: " + this);
mPolicyVisibilityAfterAnim = false;
mPolicyVisibility = false;
// Window is no longer visible -- make sure if we were waiting
// for it to be displayed before enabling the display, that
// we allow the display to be enabled now.
mService.enableScreenIfNeededLocked();
if (mService.mCurrentFocus == this) {
mService.mFocusMayChange = true;
}
}
if (requestAnim) {
mService.scheduleAnimationLocked();
}
return true;
}
private static void applyInsets(Region outRegion, Rect frame, Rect inset) {
outRegion.set(
frame.left + inset.left, frame.top + inset.top,
frame.right - inset.right, frame.bottom - inset.bottom);
}
public void getTouchableRegion(Region outRegion) {
final Rect frame = mFrame;
switch (mTouchableInsets) {
default:
case ViewTreeObserver.InternalInsetsInfo.TOUCHABLE_INSETS_FRAME:
outRegion.set(frame);
break;
case ViewTreeObserver.InternalInsetsInfo.TOUCHABLE_INSETS_CONTENT:
applyInsets(outRegion, frame, mGivenContentInsets);
break;
case ViewTreeObserver.InternalInsetsInfo.TOUCHABLE_INSETS_VISIBLE:
applyInsets(outRegion, frame, mGivenVisibleInsets);
break;
case ViewTreeObserver.InternalInsetsInfo.TOUCHABLE_INSETS_REGION: {
final Region givenTouchableRegion = mGivenTouchableRegion;
outRegion.set(givenTouchableRegion);
outRegion.translate(frame.left, frame.top);
break;
}
}
}
void dump(PrintWriter pw, String prefix, boolean dumpAll) {
pw.print(prefix); pw.print("mSession="); pw.print(mSession);
pw.print(" mClient="); pw.println(mClient.asBinder());
pw.print(prefix); pw.print("mAttrs="); pw.println(mAttrs);
pw.print(prefix); pw.print("Requested w="); pw.print(mRequestedWidth);
pw.print(" h="); pw.print(mRequestedHeight);
pw.print(" mLayoutSeq="); pw.println(mLayoutSeq);
if (mRequestedWidth != mLastRequestedWidth || mRequestedHeight != mLastRequestedHeight) {
pw.print(prefix); pw.print("LastRequested w="); pw.print(mLastRequestedWidth);
pw.print(" h="); pw.println(mLastRequestedHeight);
}
if (mAttachedWindow != null || mLayoutAttached) {
pw.print(prefix); pw.print("mAttachedWindow="); pw.print(mAttachedWindow);
pw.print(" mLayoutAttached="); pw.println(mLayoutAttached);
}
if (mIsImWindow || mIsWallpaper || mIsFloatingLayer) {
pw.print(prefix); pw.print("mIsImWindow="); pw.print(mIsImWindow);
pw.print(" mIsWallpaper="); pw.print(mIsWallpaper);
pw.print(" mIsFloatingLayer="); pw.print(mIsFloatingLayer);
pw.print(" mWallpaperVisible="); pw.println(mWallpaperVisible);
}
if (dumpAll) {
pw.print(prefix); pw.print("mBaseLayer="); pw.print(mBaseLayer);
pw.print(" mSubLayer="); pw.print(mSubLayer);
pw.print(" mAnimLayer="); pw.print(mLayer); pw.print("+");
pw.print((mTargetAppToken != null ? mTargetAppToken.animLayerAdjustment
: (mAppToken != null ? mAppToken.animLayerAdjustment : 0)));
pw.print("="); pw.print(mAnimLayer);
pw.print(" mLastLayer="); pw.println(mLastLayer);
}
if (mSurface != null) {
if (dumpAll) {
pw.print(prefix); pw.print("mSurface="); pw.println(mSurface);
}
pw.print(prefix); pw.print("Surface: shown="); pw.print(mSurfaceShown);
pw.print(" layer="); pw.print(mSurfaceLayer);
pw.print(" alpha="); pw.print(mSurfaceAlpha);
pw.print(" rect=("); pw.print(mSurfaceX);
pw.print(","); pw.print(mSurfaceY);
pw.print(") "); pw.print(mSurfaceW);
pw.print(" x "); pw.println(mSurfaceH);
}
if (mPendingDestroySurface != null) {
pw.print(prefix); pw.print("mPendingDestroySurface=");
pw.println(mPendingDestroySurface);
}
if (dumpAll) {
pw.print(prefix); pw.print("mToken="); pw.println(mToken);
pw.print(prefix); pw.print("mRootToken="); pw.println(mRootToken);
if (mAppToken != null) {
pw.print(prefix); pw.print("mAppToken="); pw.println(mAppToken);
}
if (mTargetAppToken != null) {
pw.print(prefix); pw.print("mTargetAppToken="); pw.println(mTargetAppToken);
}
pw.print(prefix); pw.print("mViewVisibility=0x");
pw.print(Integer.toHexString(mViewVisibility));
pw.print(" mLastHidden="); pw.print(mLastHidden);
pw.print(" mHaveFrame="); pw.print(mHaveFrame);
pw.print(" mObscured="); pw.println(mObscured);
pw.print(prefix); pw.print("mSeq="); pw.print(mSeq);
pw.print(" mSystemUiVisibility=0x");
pw.println(Integer.toHexString(mSystemUiVisibility));
}
if (!mPolicyVisibility || !mPolicyVisibilityAfterAnim || mAttachedHidden) {
pw.print(prefix); pw.print("mPolicyVisibility=");
pw.print(mPolicyVisibility);
pw.print(" mPolicyVisibilityAfterAnim=");
pw.print(mPolicyVisibilityAfterAnim);
pw.print(" mAttachedHidden="); pw.println(mAttachedHidden);
}
if (!mRelayoutCalled || mLayoutNeeded) {
pw.print(prefix); pw.print("mRelayoutCalled="); pw.print(mRelayoutCalled);
pw.print(" mLayoutNeeded="); pw.println(mLayoutNeeded);
}
if (mSurfaceResized || mSurfaceDestroyDeferred) {
pw.print(prefix); pw.print("mSurfaceResized="); pw.print(mSurfaceResized);
pw.print(" mSurfaceDestroyDeferred="); pw.println(mSurfaceDestroyDeferred);
}
if (mXOffset != 0 || mYOffset != 0) {
pw.print(prefix); pw.print("Offsets x="); pw.print(mXOffset);
pw.print(" y="); pw.println(mYOffset);
}
if (dumpAll) {
pw.print(prefix); pw.print("mGivenContentInsets=");
mGivenContentInsets.printShortString(pw);
pw.print(" mGivenVisibleInsets=");
mGivenVisibleInsets.printShortString(pw);
pw.println();
if (mTouchableInsets != 0 || mGivenInsetsPending) {
pw.print(prefix); pw.print("mTouchableInsets="); pw.print(mTouchableInsets);
pw.print(" mGivenInsetsPending="); pw.println(mGivenInsetsPending);
}
pw.print(prefix); pw.print("mConfiguration="); pw.println(mConfiguration);
}
pw.print(prefix); pw.print("mShownFrame=");
mShownFrame.printShortString(pw); pw.println();
if (dumpAll) {
pw.print(prefix); pw.print("mFrame="); mFrame.printShortString(pw);
pw.print(" last="); mLastFrame.printShortString(pw);
pw.println();
}
if (mEnforceSizeCompat) {
pw.print(prefix); pw.print("mCompatFrame="); mCompatFrame.printShortString(pw);
pw.println();
}
if (dumpAll) {
pw.print(prefix); pw.print("mContainingFrame=");
mContainingFrame.printShortString(pw);
pw.print(" mParentFrame=");
mParentFrame.printShortString(pw);
pw.print(" mDisplayFrame=");
mDisplayFrame.printShortString(pw);
pw.println();
pw.print(prefix); pw.print("mContentFrame="); mContentFrame.printShortString(pw);
pw.print(" mVisibleFrame="); mVisibleFrame.printShortString(pw);
pw.println();
pw.print(prefix); pw.print("mContentInsets="); mContentInsets.printShortString(pw);
pw.print(" last="); mLastContentInsets.printShortString(pw);
pw.print(" mVisibleInsets="); mVisibleInsets.printShortString(pw);
pw.print(" last="); mLastVisibleInsets.printShortString(pw);
pw.println();
}
if (mAnimating || mLocalAnimating || mAnimationIsEntrance
|| mAnimation != null) {
pw.print(prefix); pw.print("mAnimating="); pw.print(mAnimating);
pw.print(" mLocalAnimating="); pw.print(mLocalAnimating);
pw.print(" mAnimationIsEntrance="); pw.print(mAnimationIsEntrance);
pw.print(" mAnimation="); pw.println(mAnimation);
}
if (mHasTransformation || mHasLocalTransformation) {
pw.print(prefix); pw.print("XForm: has=");
pw.print(mHasTransformation);
pw.print(" hasLocal="); pw.print(mHasLocalTransformation);
pw.print(" "); mTransformation.printShortString(pw);
pw.println();
}
if (mShownAlpha != 1 || mAlpha != 1 || mLastAlpha != 1) {
pw.print(prefix); pw.print("mShownAlpha="); pw.print(mShownAlpha);
pw.print(" mAlpha="); pw.print(mAlpha);
pw.print(" mLastAlpha="); pw.println(mLastAlpha);
}
if (mHaveMatrix || mGlobalScale != 1) {
pw.print(prefix); pw.print("mGlobalScale="); pw.print(mGlobalScale);
pw.print(" mDsDx="); pw.print(mDsDx);
pw.print(" mDtDx="); pw.print(mDtDx);
pw.print(" mDsDy="); pw.print(mDsDy);
pw.print(" mDtDy="); pw.println(mDtDy);
}
if (dumpAll) {
pw.print(prefix); pw.print("mDrawPending="); pw.print(mDrawPending);
pw.print(" mCommitDrawPending="); pw.print(mCommitDrawPending);
pw.print(" mReadyToShow="); pw.print(mReadyToShow);
pw.print(" mHasDrawn="); pw.println(mHasDrawn);
}
if (mExiting || mRemoveOnExit || mDestroying || mRemoved) {
pw.print(prefix); pw.print("mExiting="); pw.print(mExiting);
pw.print(" mRemoveOnExit="); pw.print(mRemoveOnExit);
pw.print(" mDestroying="); pw.print(mDestroying);
pw.print(" mRemoved="); pw.println(mRemoved);
}
if (mOrientationChanging || mAppFreezing || mTurnOnScreen) {
pw.print(prefix); pw.print("mOrientationChanging=");
pw.print(mOrientationChanging);
pw.print(" mAppFreezing="); pw.print(mAppFreezing);
pw.print(" mTurnOnScreen="); pw.println(mTurnOnScreen);
}
if (mHScale != 1 || mVScale != 1) {
pw.print(prefix); pw.print("mHScale="); pw.print(mHScale);
pw.print(" mVScale="); pw.println(mVScale);
}
if (mWallpaperX != -1 || mWallpaperY != -1) {
pw.print(prefix); pw.print("mWallpaperX="); pw.print(mWallpaperX);
pw.print(" mWallpaperY="); pw.println(mWallpaperY);
}
if (mWallpaperXStep != -1 || mWallpaperYStep != -1) {
pw.print(prefix); pw.print("mWallpaperXStep="); pw.print(mWallpaperXStep);
pw.print(" mWallpaperYStep="); pw.println(mWallpaperYStep);
}
}
String makeInputChannelName() {
return Integer.toHexString(System.identityHashCode(this))
+ " " + mAttrs.getTitle();
}
@Override
public String toString() {
if (mStringNameCache == null || mLastTitle != mAttrs.getTitle()
|| mWasPaused != mToken.paused) {
mLastTitle = mAttrs.getTitle();
mWasPaused = mToken.paused;
mStringNameCache = "Window{" + Integer.toHexString(System.identityHashCode(this))
+ " " + mLastTitle + " paused=" + mWasPaused + "}";
}
return mStringNameCache;
}
}