1 files changed, 17 insertions, 0 deletions
diff --git a/src/com/android/packageinstaller/permission/ui/handheld/PermissionControlPreference.java b/src/com/android/packageinstaller/permission/ui/handheld/PermissionControlPreference.java
index 932cf52b..da86a6d5 100644
--- a/src/com/android/packageinstaller/permission/ui/handheld/PermissionControlPreference.java
+++ b/src/com/android/packageinstaller/permission/ui/handheld/PermissionControlPreference.java
@@ -34,6 +34,7 @@ import androidx.preference.Preference;
 import androidx.preference.PreferenceViewHolder;
 
 import com.android.packageinstaller.permission.model.AppPermissionGroup;
+import com.android.packageinstaller.permission.model.AppPermissionUsage.GroupUsage;
 import com.android.packageinstaller.permission.ui.AppPermissionActivity;
 import com.android.permissioncontroller.R;
 
@@ -123,6 +124,22 @@ public class PermissionControlPreference extends Preference {
     }
 
     /**
+     * Sets this preference's summary based on its permission usage.
+     *
+     * @param groupUsage the usage information
+     * @param accessTimeStr the string representing the last access time
+     */
+    public void setUsageSummary(@NonNull GroupUsage groupUsage, @NonNull String accessTimeStr) {
+        if (groupUsage.getLastAccessForegroundTime() >= groupUsage.getLastAccessBackgroundTime()) {
+            setSummary(mContext.getString(R.string.permission_usage_summary_foreground,
+                    accessTimeStr));
+        } else {
+            setSummary(mContext.getString(R.string.permission_usage_summary_background,
+                    accessTimeStr));
+        }
+    }
+
+    /**
      * Sets this preference to show the given icons to the left of its title.
      *
      * @param titleIcons the icons to show.