include/avcap/linux/V4L2_MenuControl.h

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00001 /*
00002  * (c) 2005, 2008 Nico Pranke <Nico.Pranke@googlemail.com>, Robin Luedtke <RobinLu@gmx.de> 
00003  *
00004  * This file is part of avcap.
00005  *
00006  * avcap is free software: you can redistribute it and/or modify
00007  * it under the terms of the GNU General Public License as published by
00008  * the Free Software Foundation, either version 3 of the License, or
00009  * (at your option) any later version.
00010  *
00011  * avcap is distributed in the hope that it will be useful,
00012  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00013  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00014  * GNU General Public License for more details.
00015  *
00016  * You should have received a copy of the GNU General Public License
00017  * along with avcap.  If not, see <http://www.gnu.org/licenses/>.
00018  */
00019 
00020 /* avcap is free for non-commercial use.
00021  * To use it in commercial endeavors, please contact Nico Pranke <Nico.Pranke@googlemail.com>.
00022  */
00023 
00024 #ifndef V4L2_MENUCONTROL_H_
00025 #define V4L2_MENUCONTROL_H_
00026 
00027 #include "V4L2_ControlBase.h"
00028 #include "Control_avcap.h"
00029 
00030 namespace avcap
00031 {
00032         // forward declaration
00033         class V4L2_DeviceDescriptor;
00034         
00036         
00037         class V4L2_MenuControl: public MenuControl
00038         {
00039         private:
00040                 V4L2_ControlBase        mControlBase;
00041                 ItemList                        mMenuItems;
00042                 V4L2_DeviceDescriptor*  mDeviceDescriptor;
00043                 
00044         public:
00046                 V4L2_MenuControl(V4L2_DeviceDescriptor *dd, struct v4l2_queryctrl* query);
00047 
00049                 virtual ~V4L2_MenuControl();
00050         
00051                 virtual inline int getId() const
00052                         { return mControlBase.getId(); }
00053         
00054                 virtual inline int getDefaultValue() const
00055                         { return mControlBase.getDefaultValue(); }
00056         
00057                 virtual inline const std::string& getName() const
00058                         { return mControlBase.getName(); }
00059         
00060                 virtual inline int setValue(int val)
00061                         { return mControlBase.setValue(val); }
00062         
00063                 virtual inline int getValue() const
00064                         { return mControlBase.getValue(); }
00065                 
00066                 virtual inline int reset() 
00067                         { return mControlBase.reset(); }
00068 
00069                 virtual inline const ItemList& getItemList () 
00070                         { return mMenuItems; }
00071 
00072         private:
00073                 void queryMenuItems();
00074         };
00075 }
00076 
00077 #endif //V4L2_MENUCONTROL_H_

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