From e3ca04839783c8cd30fe1009f041f81615adec5d Mon Sep 17 00:00:00 2001
From: tingna_sung <tingna_sung@htc.com>
Date: Tue, 21 Oct 2014 13:22:16 +0800
Subject: [PATCH] Avoid capture all black screenshot bitmap

Captured screenshot bitmap is all black one if none of windows is
surface shown.

Change-Id: I651b2ade1865926d61f945167d60219535fa8bf8
Signed-off-by: tingna_sung <tingna_sung@htc.com>
---
 .../core/java/com/android/server/wm/WindowManagerService.java   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/services/core/java/com/android/server/wm/WindowManagerService.java b/services/core/java/com/android/server/wm/WindowManagerService.java
index 7f7d93b016972..1c03cedff31ea 100644
--- a/services/core/java/com/android/server/wm/WindowManagerService.java
+++ b/services/core/java/com/android/server/wm/WindowManagerService.java
@@ -6101,7 +6101,7 @@ public class WindowManagerService extends IWindowManager.Stub
                     }
 
                     if (ws.mAppToken != null && ws.mAppToken.token == appToken &&
-                            ws.isDisplayedLw()) {
+                            ws.isDisplayedLw() && winAnim.mSurfaceShown) {
                         screenshotReady = true;
                     }