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livetrax/libs/appleutility/CoreAudio/PublicUtility/CACFDictionary.h

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C++

/*
File: CACFDictionary.h
Abstract: Part of CoreAudio Utility Classes
Version: 1.1
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*/
#if !defined(__CACFDictionary_h__)
#define __CACFDictionary_h__
//=============================================================================
// Includes
//=============================================================================
// System Includes
#if !defined(__COREAUDIO_USE_FLAT_INCLUDES__)
#include <CoreFoundation/CoreFoundation.h>
#else
#include <CoreFoundation.h>
#endif
//=============================================================================
// Types
//=============================================================================
class CACFArray;
class CACFString;
//=============================================================================
// CACFDictionary
//=============================================================================
class CACFDictionary
{
// Construction/Destruction
public:
CACFDictionary() : mCFDictionary(CFDictionaryCreateMutable(NULL, 0, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks)), mRelease(true), mMutable(true) {}
explicit CACFDictionary(bool inRelease) : mCFDictionary(CFDictionaryCreateMutable(NULL, 0, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks)), mRelease(inRelease), mMutable(true) {}
CACFDictionary(CFDictionaryRef inCFDictionary, bool inRelease) : mCFDictionary(const_cast<CFMutableDictionaryRef>(inCFDictionary)), mRelease(inRelease), mMutable(false) {}
CACFDictionary(CFMutableDictionaryRef inCFDictionary, bool inRelease) : mCFDictionary(inCFDictionary), mRelease(inRelease), mMutable(true) {}
CACFDictionary(const CACFDictionary& inDictionary) : mCFDictionary(inDictionary.mCFDictionary), mRelease(inDictionary.mRelease), mMutable(inDictionary.mMutable) { Retain(); }
CACFDictionary& operator=(const CACFDictionary& inDictionary) { Release(); mCFDictionary = inDictionary.mCFDictionary; mRelease = inDictionary.mRelease; mMutable = inDictionary.mMutable; Retain(); return *this; }
CACFDictionary& operator=(CFDictionaryRef inDictionary) { Release(); mCFDictionary = const_cast<CFMutableDictionaryRef>(inDictionary); mMutable = false; Retain(); return *this; }
CACFDictionary& operator=(CFMutableDictionaryRef inDictionary) { Release(); mCFDictionary = inDictionary; mMutable = true; Retain(); return *this; }
~CACFDictionary() { Release(); }
private:
void Retain() { if(mRelease && (mCFDictionary != NULL)) { CFRetain(mCFDictionary); } }
void Release() { if(mRelease && (mCFDictionary != NULL)) { CFRelease(mCFDictionary); } }
// Attributes
public:
bool IsValid() const { return mCFDictionary != NULL; }
bool IsMutable() const { return mMutable;}
bool CanModify() const { return mMutable && (mCFDictionary != NULL); }
bool WillRelease() const { return mRelease; }
void ShouldRelease(bool inRelease) { mRelease = inRelease; }
CFDictionaryRef GetDict() const { return mCFDictionary; }
CFDictionaryRef GetCFDictionary() const { return mCFDictionary; }
CFDictionaryRef CopyCFDictionary() const { if(mCFDictionary != NULL) { CFRetain(mCFDictionary); } return mCFDictionary; }
CFMutableDictionaryRef GetMutableDict() { return mCFDictionary; }
CFMutableDictionaryRef GetCFMutableDictionary() const { return mCFDictionary; }
CFMutableDictionaryRef CopyCFMutableDictionary() const { if(mCFDictionary != NULL) { CFRetain(mCFDictionary); } return mCFDictionary; }
void SetCFMutableDictionaryFromCopy(CFDictionaryRef inDictionary, bool inRelease = true) { Release(); mCFDictionary = CFDictionaryCreateMutableCopy(NULL, 0, inDictionary); mMutable = true; mRelease = inRelease; }
void SetCFMutableDictionaryToEmpty(bool inRelease = true) { Release(); mCFDictionary = CFDictionaryCreateMutable(NULL, 0, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks); mMutable = true; mRelease = inRelease; }
CFPropertyListRef AsPropertyList() const { return mCFDictionary; }
OSStatus GetDictIfMutable(CFMutableDictionaryRef& outDict) const { OSStatus theAnswer = -1; if(mMutable) { outDict = mCFDictionary; theAnswer = 0; } return theAnswer; }
// Item Operations
public:
bool HasKey(const CFStringRef inKey) const;
UInt32 Size() const;
void GetKeys(const void** keys) const;
void GetKeysAndValues (const void **keys, const void **values) const;
bool GetBool(const CFStringRef inKey, bool& outValue) const;
bool GetSInt32(const CFStringRef inKey, SInt32& outValue) const;
bool GetUInt32(const CFStringRef inKey, UInt32& outValue) const;
bool GetUInt32FromString(const CFStringRef inKey, UInt32& outValue) const;
bool GetSInt64(const CFStringRef inKey, SInt64& outValue) const;
bool GetUInt64(const CFStringRef inKey, UInt64& outValue) const;
bool GetFloat32(const CFStringRef inKey, Float32& outValue) const;
bool GetFloat32FromString(const CFStringRef inKey, Float32& outValue) const;
bool GetFloat64(const CFStringRef inKey, Float64& outValue) const;
bool GetFixed32(const CFStringRef inKey, Float32& outValue) const;
bool GetFixed64(const CFStringRef inKey, Float64& outValue) const;
bool Get4CC(const CFStringRef inKey, UInt32& outValue) const;
bool GetString(const CFStringRef inKey, CFStringRef& outValue) const;
bool GetArray(const CFStringRef inKey, CFArrayRef& outValue) const;
bool GetDictionary(const CFStringRef inKey, CFDictionaryRef& outValue) const;
bool GetData(const CFStringRef inKey, CFDataRef& outValue) const;
bool GetCFType(const CFStringRef inKey, CFTypeRef& outValue) const;
bool GetURL(const CFStringRef inKey, CFURLRef& outValue) const;
bool GetCFTypeWithCStringKey(const char* inKey, CFTypeRef& outValue) const;
void GetCACFString(const CFStringRef inKey, CACFString& outItem) const;
void GetCACFArray(const CFStringRef inKey, CACFArray& outItem) const;
void GetCACFDictionary(const CFStringRef inKey, CACFDictionary& outItem) const;
bool AddBool(const CFStringRef inKey, bool inValue);
bool AddSInt32(const CFStringRef inKey, SInt32 inValue);
bool AddUInt32(const CFStringRef inKey, UInt32 inValue);
bool AddSInt64(const CFStringRef inKey, SInt64 inValue);
bool AddUInt64(const CFStringRef inKey, UInt64 inValue);
bool AddFloat32(const CFStringRef inKey, Float32 inValue);
bool AddFloat64(const CFStringRef inKey, Float64 inValue);
bool AddNumber(const CFStringRef inKey, const CFNumberRef inValue);
bool AddString(const CFStringRef inKey, const CFStringRef inValue);
bool AddArray(const CFStringRef inKey, const CFArrayRef inValue);
bool AddDictionary(const CFStringRef inKey, const CFDictionaryRef inValue);
bool AddData(const CFStringRef inKey, const CFDataRef inValue);
bool AddCFType(const CFStringRef inKey, const CFTypeRef inValue);
bool AddURL(const CFStringRef inKey, const CFURLRef inValue);
bool AddCFTypeWithCStringKey(const char* inKey, const CFTypeRef inValue);
bool AddCString(const CFStringRef inKey, const char* inValue);
void RemoveKey(const CFStringRef inKey) { if(CanModify()) { CFDictionaryRemoveValue(mCFDictionary, inKey); } }
void Clear() { if(CanModify()) { CFDictionaryRemoveAllValues(mCFDictionary); } }
void Show() { CFShow(mCFDictionary); }
// Implementation
private:
CFMutableDictionaryRef mCFDictionary;
bool mRelease;
bool mMutable;
CACFDictionary(const void*); // prevent accidental instantiation with a pointer via bool constructor
};
#endif //__CACFDictionary_h__