/src/ois/includes/iphone/iPhonePrereqs.h

 1/*
 2 The zlib/libpng License
 3 
 4 Copyright (c) 2006 Chris Snyder 
 5 
 6 This software is provided 'as-is', without any express or implied warranty. In no event will
 7 the authors be held liable for any damages arising from the use of this software.
 8 
 9 Permission is granted to anyone to use this software for any purpose, including commercial 
10 applications, and to alter it and redistribute it freely, subject to the following
11 restrictions:
12 
13 1. The origin of this software must not be misrepresented; you must not claim that 
14 you wrote the original software. If you use this software in a product, 
15 an acknowledgment in the product documentation would be appreciated but is 
16 not required.
17 
18 2. Altered source versions must be plainly marked as such, and must not be 
19 misrepresented as being the original software.
20 
21 3. This notice may not be removed or altered from any source distribution.
22*/
23#ifndef OIS_iPhonePrereqs_H
24#define OIS_iPhonePrereqs_H
25
26#include <string>
27#include <list>
28#include <CoreFoundation/CoreFoundation.h>
29
30namespace OIS
31{
32    class iPhoneInputManager;
33    class iPhoneAccelerometer;
34	class iPhoneMouse;
35
36	/** 
37		Simple wrapper class for CFString which will create a valid CFString and retain ownership until class instance is outof scope
38		To Access the CFStringRef instance, simply cast to void*, pass into a function expecting a void* CFStringRef object, or access via cf_str() method
39	*/
40	class OIS_CFString
41	{
42	public:
43		OIS_CFString() { m_StringRef = CFStringCreateWithCString(NULL, "", kCFStringEncodingUTF8); }
44		OIS_CFString(const char* c_str) { m_StringRef = CFStringCreateWithCString(NULL, c_str, kCFStringEncodingUTF8); }
45		OIS_CFString(const std::string &s_str) { m_StringRef = CFStringCreateWithCString(NULL, s_str.c_str(), kCFStringEncodingUTF8); }
46		~OIS_CFString() { CFRelease(m_StringRef); }
47
48		//Allow this class to be autoconverted to base class of StringRef (void*)
49		operator void*() { return (void*)m_StringRef; }
50		CFStringRef cf_str() { return m_StringRef; }
51	
52	private:
53		CFStringRef m_StringRef;
54	};
55}
56#endif