am 103ed355: am 557a93e1: Merge "Set ScreenshotSurface secure if any secure content is shown."

* commit '103ed3558764f1fd41c9a5399e2030baa4110bfb':
  Set ScreenshotSurface secure if any secure content is shown.

2 files changed, 22 insertions, 4 deletions

diff --git a/services/java/com/android/server/wm/ScreenRotationAnimation.java b/services/java/com/android/server/wm/ScreenRotationAnimation.java
index e630737..f79896b 100644
--- a/services/java/com/android/server/wm/ScreenRotationAnimation.java
+++ b/services/java/com/android/server/wm/ScreenRotationAnimation.java
@@ -199,7 +199,8 @@ class ScreenRotationAnimation {
     }
 
     public ScreenRotationAnimation(Context context, DisplayContent displayContent,
-            SurfaceSession session, boolean inTransaction, boolean forceDefaultOrientation) {
+            SurfaceSession session, boolean inTransaction, boolean forceDefaultOrientation,
+            boolean isSecure) {
         mContext = context;
         mDisplayContent = displayContent;
         displayContent.getLogicalDisplayRect(mOriginalDisplayRect);
@@ -241,16 +242,21 @@ class ScreenRotationAnimation {
 
         try {
             try {
+                int flags = SurfaceControl.HIDDEN;
+                if (isSecure) {
+                    flags |= SurfaceControl.SECURE;
+                }
+
                 if (WindowManagerService.DEBUG_SURFACE_TRACE) {
                     mSurfaceControl = new SurfaceTrace(session, "ScreenshotSurface",
                             mWidth, mHeight,
-                            PixelFormat.OPAQUE, SurfaceControl.HIDDEN);
+                            PixelFormat.OPAQUE, flags);
                     Slog.w(TAG, "ScreenRotationAnimation ctor: displayOffset="
                             + mOriginalDisplayRect.toShortString());
                 } else {
                     mSurfaceControl = new SurfaceControl(session, "ScreenshotSurface",
                             mWidth, mHeight,
-                            PixelFormat.OPAQUE, SurfaceControl.HIDDEN);
+                            PixelFormat.OPAQUE, flags);
                 }
                 // capture a screenshot into the surface we just created
                 Surface sur = new Surface();
diff --git a/services/java/com/android/server/wm/WindowManagerService.java b/services/java/com/android/server/wm/WindowManagerService.java
index 1696ad8..8777897 100644
--- a/services/java/com/android/server/wm/WindowManagerService.java
+++ b/services/java/com/android/server/wm/WindowManagerService.java
@@ -9927,9 +9927,21 @@ public class WindowManagerService extends IWindowManager.Stub
                 screenRotationAnimation.kill();
             }
 
+            // Check whether the current screen contains any secure content.
+            boolean isSecure = false;
+            final WindowList windows = getDefaultWindowListLocked();
+            final int N = windows.size();
+            for (int i = 0; i < N; i++) {
+                WindowState ws = windows.get(i);
+                if (ws.isOnScreen() && (ws.mAttrs.flags & FLAG_SECURE) != 0) {
+                    isSecure = true;
+                    break;
+                }
+            }
+
             // TODO(multidisplay): rotation on main screen only.
             screenRotationAnimation = new ScreenRotationAnimation(mContext, displayContent,
-                    mFxSession, inTransaction, mPolicy.isDefaultOrientationForced());
+                    mFxSession, inTransaction, mPolicy.isDefaultOrientationForced(), isSecure);
             mAnimator.setScreenRotationAnimationLocked(displayId, screenRotationAnimation);
         }
     }