Example on how to make Android PreferenceActivity compatible with old platform versions.
This code is published as an example for a post on my blog, and is published under the Apache License.
The blog post is in this address: http://xisberto.wordpress.com/2014/11/08/how-to-combine-actionbar-and-preferenceactivity-headers-with-appcompat/
Copyright (C) 2014 Humberto Fraga
Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.