commit b8ec470617590fa2025db869e8e80dcce8eaec23
author Jim Miller <jaggies@google.com> Fri Aug 31 17:19:10 2012 -0700
committer Jim Miller <jaggies@google.com> Tue Sep 04 13:52:36 2012 -0700
tree d4341cbea549ffbfad089d16a4b337bfca7688ab
parent d2a8df9541c198d555ef6a50347acb9160509863

Update DevicePolicyManager with ability to disable keyguard widgets

Change-Id: I5876e9e180b2a995aaa355fbbb2b67cebb86104d

services/java/com/android/server/DevicePolicyManagerService.java

diff --git a/services/java/com/android/server/DevicePolicyManagerService.java b/services/java/com/android/server/DevicePolicyManagerService.java
index 77b062c..61517b1 100644
--- a/services/java/com/android/server/DevicePolicyManagerService.java
+++ b/services/java/com/android/server/DevicePolicyManagerService.java
@@ -177,6 +177,9 @@
         static final long DEF_PASSWORD_EXPIRATION_DATE = 0;
         long passwordExpirationDate = DEF_PASSWORD_EXPIRATION_DATE;
 
+        static final int DEF_KEYGUARD_WIDGET_DISABLED = 0; // none
+        int disableKeyguardWidgets = DEF_KEYGUARD_WIDGET_DISABLED;
+
         boolean encryptionRequested = false;
         boolean disableCamera = false;
 
@@ -286,6 +289,11 @@
                 out.attribute(null, "value", Boolean.toString(disableCamera));
                 out.endTag(null, "disable-camera");
             }
+            if (disableKeyguardWidgets != DEF_KEYGUARD_WIDGET_DISABLED) {
+                out.startTag(null, "disable-keyguard-widgets");
+                out.attribute(null, "value", Integer.toString(disableKeyguardWidgets));
+                out.endTag(null, "disable-keyguard-widgets");
+            }
         }
 
         void readFromXml(XmlPullParser parser)
@@ -2093,6 +2101,46 @@
         }
     }
 
+    /**
+     * Selectively disable keyguard widgets.
+     */
+    public void setKeyguardWidgetsDisabled(ComponentName who, int which) {
+        synchronized (this) {
+            if (who == null) {
+                throw new NullPointerException("ComponentName is null");
+            }
+            ActiveAdmin ap = getActiveAdminForCallerLocked(who,
+                    DeviceAdminInfo.USES_POLICY_DISABLE_KEYGUARD_WIDGETS);
+            if ((ap.disableKeyguardWidgets & which) != which) {
+                ap.disableKeyguardWidgets |= which;
+                saveSettingsLocked();
+            }
+            syncDeviceCapabilitiesLocked();
+        }
+    }
+
+    /**
+     * Gets the disabled state for widgets in keyguard for the given admin,
+     * or the aggregate of all active admins if who is null.
+     */
+    public int getKeyguardWidgetsDisabled(ComponentName who) {
+        synchronized (this) {
+            if (who != null) {
+                ActiveAdmin admin = getActiveAdminUncheckedLocked(who);
+                return (admin != null) ? admin.disableKeyguardWidgets : 0;
+            }
+
+            // Determine whether or not keyguard widgets are disabled for any active admins.
+            final int N = mAdminList.size();
+            int which = 0;
+            for (int i = 0; i < N; i++) {
+                ActiveAdmin admin = mAdminList.get(i);
+                which |= admin.disableKeyguardWidgets;
+            }
+            return which;
+        }
+    }
+
     @Override
     protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
         if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP)