/*
* 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?
/**
* 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 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;
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;
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;
}
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;
}
// This must be called while inside a transaction. Returns true if
// there is more animation to run.
boolean stepAnimationLocked(long currentTime, int dw, int dh) {
if (!mService.mDisplayFrozen && mService.mPolicy.isScreenOnFully()) {
// We will run animations as long as the display isn't frozen.
if (!mDrawPending && !mCommitDrawPending && 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=" + dw + " dh=" + dh + " scale=" + mService.mWindowAnimationScale);
mAnimation.initialize(mFrame.width(), mFrame.height(), dw, dh);
mAnimation.setStartTime(currentTime);
mLocalAnimating = true;
mAnimating = true;
}
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);
if (more) {
// we're not done!
return true;
}
if (WindowManagerService.DEBUG_ANIM) Slog.v(
WindowManagerService.TAG, "Finished animation in " + this +
" @ " + currentTime);
if (mAnimation != null) {
mAnimation.cancel();
mAnimation = null;
}
//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();
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, "Continuing animation in " + this +
": " + mShownFrame +
", alpha=" + mTransformation.getAlpha());
return;
}
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;
}
final AppWindowToken atoken = mAppToken;
final boolean animating = atoken != null
? (atoken.animation != null) : false;
return mSurface != null && mPolicyVisibility && !mDestroying
&& ((!mAttachedHidden && mViewVisibility == View.VISIBLE
&& !mRootToken.hidden)
|| mAnimation != null || animating);
}
/** 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 mSurface != null && mPolicyVisibility && !mDestroying
&& !mDrawPending && !mCommitDrawPending
&& ((!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() {
final AppWindowToken atoken = mAppToken;
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)
&& mSurface != null && mAnimation == null
&& (mAppToken == null || mAppToken.animation == null)
&& !mDrawPending && !mCommitDrawPending;
}
/**
* 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) {
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.requestAnimationLocked(0);
}
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) {
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.requestAnimationLocked(0);
}
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 (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;
}
}