public MagnificationSpec getMagnificationSpecForWindowLocked(WindowState windowState) {
MagnificationSpec spec = mMagnifedViewport.getMagnificationSpecLocked();
if (spec != null && !spec.isNop()) {
WindowManagerPolicy policy = mWindowManagerService.mPolicy;
final int windowType = windowState.mAttrs.type;
if (!policy.isTopLevelWindow(windowType)
&& windowState.mAttachedWindow != null
&& !policy.canMagnifyWindow(windowType)) {
return null;
}
if (!policy.canMagnifyWindow(windowState.mAttrs.type)) {
return null;
}
}
return spec;
}
private void updateWindowsAndWallpaperLocked() {
++mAnimTransactionSequence;
ArrayList<WindowStateAnimator> unForceHiding = null;
boolean wallpaperInUnForceHiding = false;
for (int i = mService.mWindows.size() - 1; i >= 0; i--) {
WindowState win = mService.mWindows.get(i);
WindowStateAnimator winAnimator = win.mWinAnimator;
final int flags = winAnimator.mAttrFlags;
if (winAnimator.mSurface != null) {
final boolean wasAnimating = winAnimator.mWasAnimating;
final boolean nowAnimating = winAnimator.stepAnimationLocked(mCurrentTime);
if (WindowManagerService.DEBUG_WALLPAPER) {
Slog.v(TAG, win + ": wasAnimating=" + wasAnimating + ", nowAnimating=" + nowAnimating);
}
// If this window is animating, make a note that we have
// an animating window and take care of a request to run
// a detached wallpaper animation.
if (nowAnimating) {
if (winAnimator.mAnimation != null) {
if ((flags & FLAG_SHOW_WALLPAPER) != 0 && winAnimator.mAnimation.getDetachWallpaper()) {
mDetachedWallpaper = win;
}
final int backgroundColor = winAnimator.mAnimation.getBackgroundColor();
if (backgroundColor != 0) {
if (mWindowAnimationBackground == null
|| (winAnimator.mAnimLayer
< mWindowAnimationBackground.mWinAnimator.mAnimLayer)) {
mWindowAnimationBackground = win;
mWindowAnimationBackgroundColor = backgroundColor;
}
}
}
mAnimating = true;
}
// If this window's app token is running a detached wallpaper
// animation, make a note so we can ensure the wallpaper is
// displayed behind it.
final AppWindowAnimator appAnimator =
win.mAppToken == null ? null : win.mAppToken.mAppAnimator;
if (appAnimator != null && appAnimator.animation != null && appAnimator.animating) {
if ((flags & FLAG_SHOW_WALLPAPER) != 0 && appAnimator.animation.getDetachWallpaper()) {
mDetachedWallpaper = win;
}
final int backgroundColor = appAnimator.animation.getBackgroundColor();
if (backgroundColor != 0) {
if (mWindowAnimationBackground == null
|| (winAnimator.mAnimLayer < mWindowAnimationBackground.mWinAnimator.mAnimLayer)) {
mWindowAnimationBackground = win;
mWindowAnimationBackgroundColor = backgroundColor;
}
}
}
if (wasAnimating && !winAnimator.mAnimating && mService.mWallpaperTarget == win) {
mBulkUpdateParams |= SET_WALLPAPER_MAY_CHANGE;
mPendingLayoutChanges |= WindowManagerPolicy.FINISH_LAYOUT_REDO_WALLPAPER;
if (WindowManagerService.DEBUG_LAYOUT_REPEATS) {
mService.debugLayoutRepeats("updateWindowsAndWallpaperLocked 2", mPendingLayoutChanges);
}
}
if (mPolicy.doesForceHide(win, win.mAttrs)) {
if (!wasAnimating && nowAnimating) {
if (WindowManagerService.DEBUG_ANIM || WindowManagerService.DEBUG_VISIBILITY)
Slog.v(TAG, "Animation started that could impact force hide: " + win);
mBulkUpdateParams |= SET_FORCE_HIDING_CHANGED;
mPendingLayoutChanges |= WindowManagerPolicy.FINISH_LAYOUT_REDO_WALLPAPER;
if (WindowManagerService.DEBUG_LAYOUT_REPEATS) {
mService.debugLayoutRepeats(
"updateWindowsAndWallpaperLocked 3", mPendingLayoutChanges);
}
mService.mFocusMayChange = true;
}
if (win.isReadyForDisplay() && winAnimator.mAnimationIsEntrance) {
mForceHiding = true;
}
if (WindowManagerService.DEBUG_VISIBILITY)
Slog.v(
TAG,
"Force hide "
+ mForceHiding
+ " hasSurface="
+ win.mHasSurface
+ " policyVis="
+ win.mPolicyVisibility
+ " destroying="
+ win.mDestroying
+ " attHidden="
+ win.mAttachedHidden
+ " vis="
+ win.mViewVisibility
+ " hidden="
+ win.mRootToken.hidden
+ " anim="
+ win.mWinAnimator.mAnimation);
} else if (mPolicy.canBeForceHidden(win, win.mAttrs)) {
final boolean changed;
if (mForceHiding
&& (!winAnimator.isAnimating()
|| (winAnimator.mAttrFlags & FLAG_SHOW_WHEN_LOCKED) == 0)) {
changed = win.hideLw(false, false);
if (WindowManagerService.DEBUG_VISIBILITY && changed)
Slog.v(TAG, "Now policy hidden: " + win);
} else {
changed = win.showLw(false, false);
if (WindowManagerService.DEBUG_VISIBILITY && changed)
Slog.v(TAG, "Now policy shown: " + win);
if (changed) {
if ((mBulkUpdateParams & SET_FORCE_HIDING_CHANGED) != 0
&& win.isVisibleNow() /*w.isReadyForDisplay()*/) {
if (unForceHiding == null) {
unForceHiding = new ArrayList<WindowStateAnimator>();
}
unForceHiding.add(winAnimator);
if ((win.mAttrs.flags & WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER) != 0) {
wallpaperInUnForceHiding = true;
}
}
if (mCurrentFocus == null || mCurrentFocus.mLayer < win.mLayer) {
// We are showing on to of the current
// focus, so re-evaluate focus to make
// sure it is correct.
mService.mFocusMayChange = true;
}
}
}
if (changed && (flags & WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER) != 0) {
mBulkUpdateParams |= SET_WALLPAPER_MAY_CHANGE;
mPendingLayoutChanges |= WindowManagerPolicy.FINISH_LAYOUT_REDO_WALLPAPER;
if (WindowManagerService.DEBUG_LAYOUT_REPEATS) {
mService.debugLayoutRepeats(
"updateWindowsAndWallpaperLocked 4", mPendingLayoutChanges);
}
}
}
}
final AppWindowToken atoken = win.mAppToken;
if (winAnimator.mDrawState == WindowStateAnimator.READY_TO_SHOW) {
if (atoken == null || atoken.allDrawn) {
if (winAnimator.performShowLocked()) {
mPendingLayoutChanges |= WindowManagerPolicy.FINISH_LAYOUT_REDO_ANIM;
if (WindowManagerService.DEBUG_LAYOUT_REPEATS) {
mService.debugLayoutRepeats(
"updateWindowsAndWallpaperLocked 5", mPendingLayoutChanges);
}
}
}
}
final AppWindowAnimator appAnimator = atoken == null ? null : atoken.mAppAnimator;
if (appAnimator != null && appAnimator.thumbnail != null) {
if (appAnimator.thumbnailTransactionSeq != mAnimTransactionSequence) {
appAnimator.thumbnailTransactionSeq = mAnimTransactionSequence;
appAnimator.thumbnailLayer = 0;
}
if (appAnimator.thumbnailLayer < winAnimator.mAnimLayer) {
appAnimator.thumbnailLayer = winAnimator.mAnimLayer;
}
}
} // end forall windows
// If we have windows that are being show due to them no longer
// being force-hidden, apply the appropriate animation to them.
if (unForceHiding != null) {
for (int i = unForceHiding.size() - 1; i >= 0; i--) {
Animation a = mPolicy.createForceHideEnterAnimation(wallpaperInUnForceHiding);
if (a != null) {
final WindowStateAnimator winAnimator = unForceHiding.get(i);
winAnimator.setAnimation(a);
winAnimator.mAnimationIsEntrance = true;
}
}
}
}