From d724a40136f168251f6f62e5a51ad73bf8fe5d1e Mon Sep 17 00:00:00 2001
From: Svetoslav <svetoslavganov@google.com>
Date: Tue, 16 Sep 2014 11:53:15 -0700
Subject: [PATCH] Print preview disappearing on screen off/on.

We were not clearing the tracked printer when the print activity is
paused and then not setting the tracked printer when the activity
is resumed.

bug:17525271

Change-Id: Ib0fb29006bfcf5ad03dce24b3407cd96dc421442
---
 .../src/com/android/printspooler/ui/PrintActivity.java   | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/packages/PrintSpooler/src/com/android/printspooler/ui/PrintActivity.java b/packages/PrintSpooler/src/com/android/printspooler/ui/PrintActivity.java
index 693e5ac5a2723..e177b1f3f46c3 100644
--- a/packages/PrintSpooler/src/com/android/printspooler/ui/PrintActivity.java
+++ b/packages/PrintSpooler/src/com/android/printspooler/ui/PrintActivity.java
@@ -311,6 +311,14 @@ public class PrintActivity extends Activity implements RemotePrintDocument.Updat
         setState(STATE_CONFIGURING);
     }
 
+    @Override
+    public void onResume() {
+        super.onResume();
+        if (mState != STATE_INITIALIZING && mCurrentPrinter != null) {
+            mPrinterRegistry.setTrackedPrinter(mCurrentPrinter.getId());
+        }
+    }
+
     @Override
     public void onPause() {
         PrintSpoolerService spooler = mSpoolerProvider.getSpooler();
@@ -347,6 +355,7 @@ public class PrintActivity extends Activity implements RemotePrintDocument.Updat
         }
 
         mPrinterAvailabilityDetector.cancel();
+        mPrinterRegistry.setTrackedPrinter(null);
 
         super.onPause();
     }