Update device admin example to wipe SD card.

Change-Id: I224006f284916761578e3d04b208828f80ea3cb6

samples/ApiDemos/res/layout/device_admin_sample.xml

@@ -99,21 +99,27 @@
 
     </LinearLayout>
 
+    <Button android:id="@+id/force_lock"
+        android:layout_width="wrap_content" android:layout_height="wrap_content"
+        android:layout_weight="0"
+        android:text="@string/force_lock">
+    </Button>
+
     <LinearLayout android:orientation="horizontal" android:gravity="center"
         android:layout_width="match_parent" android:layout_height="wrap_content">
 
-        <Button android:id="@+id/force_lock"
-            android:layout_width="wrap_content" android:layout_height="wrap_content"
-            android:layout_weight="0"
-            android:text="@string/force_lock">
-        </Button>
-
         <Button android:id="@+id/wipe_data"
             android:layout_width="wrap_content" android:layout_height="wrap_content"
             android:layout_weight="0"
             android:text="@string/wipe_data">
         </Button>
 
+        <Button android:id="@+id/wipe_all_data"
+            android:layout_width="wrap_content" android:layout_height="wrap_content"
+            android:layout_weight="0"
+            android:text="@string/wipe_all_data">
+        </Button>
+
     </LinearLayout>
 
     <LinearLayout android:orientation="horizontal" android:gravity="center"

samples/ApiDemos/res/values/strings.xml

@@ -479,6 +479,7 @@
     <string name="max_failed_pw_hint">Password Attempts Wipe Data</string>
     <string name="force_lock">Force Lock</string>
     <string name="wipe_data">Wipe Data</string>
+    <string name="wipe_all_data">Wipe All Data</string>
     <string name="timeout_hint">Max screen timeout</string>
     <string name="set_timeout_label">Set Timeout</string>
 

samples/ApiDemos/src/com/example/android/apis/app/DeviceAdminSample.java

@@ -128,6 +128,7 @@ public class DeviceAdminSample extends DeviceAdminReceiver {
 
         Button mForceLockButton;
         Button mWipeDataButton;
+        Button mWipeAllDataButton;
 
         private Button mTimeoutButton;
 
@@ -208,6 +209,8 @@ public class DeviceAdminSample extends DeviceAdminReceiver {
             mForceLockButton.setOnClickListener(mForceLockListener);
             mWipeDataButton = (Button)findViewById(R.id.wipe_data);
             mWipeDataButton.setOnClickListener(mWipeDataListener);
+            mWipeAllDataButton = (Button)findViewById(R.id.wipe_all_data);
+            mWipeAllDataButton.setOnClickListener(mWipeDataListener);
 
             mTimeout = (EditText) findViewById(R.id.timeout);
             mTimeoutButton = (Button) findViewById(R.id.set_timeout);
@@ -226,6 +229,7 @@ public class DeviceAdminSample extends DeviceAdminReceiver {
                 mResetPasswordButton.setEnabled(true);
                 mForceLockButton.setEnabled(true);
                 mWipeDataButton.setEnabled(true);
+                mWipeAllDataButton.setEnabled(true);
             } else {
                 mEnableButton.setEnabled(true);
                 mDisableButton.setEnabled(false);
@@ -236,6 +240,7 @@ public class DeviceAdminSample extends DeviceAdminReceiver {
                 mResetPasswordButton.setEnabled(false);
                 mForceLockButton.setEnabled(false);
                 mWipeDataButton.setEnabled(false);
+                mWipeAllDataButton.setEnabled(false);
             }
         }
 
@@ -372,7 +377,7 @@ public class DeviceAdminSample extends DeviceAdminReceiver {
         };
 
         private OnClickListener mWipeDataListener = new OnClickListener() {
-            public void onClick(View v) {
+            public void onClick(final View v) {
                 if (mAM.isUserAMonkey()) {
                     // Don't trust monkeys to do the right thing!
                     AlertDialog.Builder builder = new AlertDialog.Builder(Controller.this);
@@ -386,14 +391,22 @@ public class DeviceAdminSample extends DeviceAdminReceiver {
                 builder.setPositiveButton("Yes", new DialogInterface.OnClickListener() {
                     public void onClick(DialogInterface dialog, int which) {
                         AlertDialog.Builder builder = new AlertDialog.Builder(Controller.this);
-                        builder.setMessage("This is not a test.  "
+                        if (v == mWipeAllDataButton) {
-                                + "This WILL erase all of your data!  "
+                            builder.setMessage("This is not a test.  "
-                                + "Are you really absolutely sure?");
+                                    + "This WILL erase all of your data, "
+                                    + "including external storage!  "
+                                    + "Are you really absolutely sure?");
+                        } else {
+                            builder.setMessage("This is not a test.  "
+                                    + "This WILL erase all of your data!  "
+                                    + "Are you really absolutely sure?");
+                        }
                         builder.setPositiveButton("BOOM!", new DialogInterface.OnClickListener() {
                             public void onClick(DialogInterface dialog, int which) {
                                 boolean active = mDPM.isAdminActive(mDeviceAdminSample);
                                 if (active) {
-                                    mDPM.wipeData(0);
+                                    mDPM.wipeData(v == mWipeAllDataButton
+                                            ? DevicePolicyManager.WIPE_EXTERNAL_STORAGE : 0);
                                 }
                             }
                         });