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unity  6.0.0
RatingsFilter.h
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00001 // -*- Mode: C++; indent-tabs-mode: nil; tab-width: 2 -*-
00002 /*
00003  * Copyright (C) 2011 Canonical Ltd
00004  *
00005  * This program is free software: you can redistribute it and/or modify
00006  * it under the terms of the GNU General Public License version 3 as
00007  * published by the Free Software Foundation.
00008  *
00009  * This program is distributed in the hope that it will be useful,
00010  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00011  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00012  * GNU General Public License for more details.
00013  *
00014  * You should have received a copy of the GNU General Public License
00015  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
00016  *
00017  * Authored by: Neil Jagdish Patel <neil.patel@canonical.com>
00018  */
00019 
00020 #ifndef UNITY_RATINGS_FILTER_H
00021 #define UNITY_RATINGS_FILTER_H
00022 
00023 #include "Filter.h"
00024 
00025 namespace unity
00026 {
00027 namespace dash
00028 {
00029 
00030 class RatingsFilter : public Filter
00031 {
00032 public:
00033   typedef std::shared_ptr<RatingsFilter> Ptr;
00034 
00035   RatingsFilter(DeeModel* model, DeeModelIter* iter);
00036 
00037   void Clear();
00038 
00039   nux::Property<float> rating;
00040 
00041 protected:
00042   void Update(Filter::Hints& hints);
00043 
00044 private:
00045   void OnRatingChanged(float new_value);
00046   void UpdateState(float new_rating);
00047 };
00048 
00049 }
00050 }
00051 
00052 #endif