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-rw-r--r--core/java/android/view/Window.java5
1 files changed, 3 insertions, 2 deletions
diff --git a/core/java/android/view/Window.java b/core/java/android/view/Window.java
index 5fb4e705c831..23a43591a46e 100644
--- a/core/java/android/view/Window.java
+++ b/core/java/android/view/Window.java
@@ -1714,8 +1714,9 @@ public abstract class Window {
* The window background drawable is drawn on top of the blurred region. The blur
* region bounds and rounded corners will mimic those of the background drawable.
* </p><p>
- * For the blur region to be visible, the window has to be translucent. See
- * {@link android.R.styleable#Window_windowIsTranslucent}.
+ * For the blur region to be visible, the window has to be translucent
+ * (see {@link android.R.attr#windowIsTranslucent}) and floating
+ * (see {@link android.R.attr#windowIsFloating}).
* </p><p>
* Note the difference with {@link WindowManager.LayoutParams#setBlurBehindRadius},
* which blurs the whole screen behind the window. Background blur blurs the screen behind