From 4f734d9d590d0f75a60d744d97218eb54faa4330 Mon Sep 17 00:00:00 2001
From: Gilles Debunne <debunne@google.com>
Date: Fri, 3 Jun 2011 14:26:55 -0700
Subject: [PATCH] Used space visible in SD Card bar graph

Bug 4544470

Change-Id: Iccae9bb568f1f7baf81c702f29f7a9e238d39d2b
---
 .../android/settings/deviceinfo/StorageMeasurement.java   | 8 ++++++++
 .../deviceinfo/StorageVolumePreferenceCategory.java       | 6 ++++++
 2 files changed, 14 insertions(+)

diff --git a/src/com/android/settings/deviceinfo/StorageMeasurement.java b/src/com/android/settings/deviceinfo/StorageMeasurement.java
index 14b5108a245..7fb309c4f37 100644
--- a/src/com/android/settings/deviceinfo/StorageMeasurement.java
+++ b/src/com/android/settings/deviceinfo/StorageMeasurement.java
@@ -478,6 +478,7 @@ public class StorageMeasurement {
         File top = new File(mStorageVolume.getPath());
         mFileInfoForMisc = new ArrayList<FileInfo>();
         File[] files = top.listFiles();
+        if (files == null) return;
         final int len = files.length;
         // Get sizes of all top level nodes except the ones already computed...
         long counter = 0;
@@ -524,4 +525,11 @@ public class StorageMeasurement {
             return mFileName  + " : " + mSize + ", id:" + mId;
         }
     }
+
+    /**
+     * TODO remove this method, only used because external SD Card needs a special treatment.
+     */
+    boolean isPrimary() {
+        return mIsPrimary;
+    }
 }
diff --git a/src/com/android/settings/deviceinfo/StorageVolumePreferenceCategory.java b/src/com/android/settings/deviceinfo/StorageVolumePreferenceCategory.java
index 83f9ee2d9a0..e326b2b8e14 100644
--- a/src/com/android/settings/deviceinfo/StorageVolumePreferenceCategory.java
+++ b/src/com/android/settings/deviceinfo/StorageVolumePreferenceCategory.java
@@ -289,6 +289,12 @@ public class StorageVolumePreferenceCategory extends PreferenceCategory implemen
 
         mPreferences[TOTAL_SIZE].setSummary(formatSize(totalSize));
 
+        if (!mMeasurement.isPrimary()) {
+            // TODO FIXME: external SD card will not report any size. Show used space in bar graph
+            final long usedSize = totalSize - availSize;
+            mUsageBarPreference.addEntry(usedSize / (float) totalSize, android.graphics.Color.GRAY);
+        }
+
         updatePreference(appsSize, totalSize, APPLICATIONS);
 
         long totalMediaSize = 0;