mirror of
https://github.com/kyleneideck/BackgroundMusic
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176 lines
10 KiB
C++
176 lines
10 KiB
C++
/*
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File: CACFDictionary.h
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Abstract: Part of CoreAudio Utility Classes
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Version: 1.1
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Disclaimer: IMPORTANT: This Apple software is supplied to you by Apple
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Inc. ("Apple") in consideration of your agreement to the following
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terms, and your use, installation, modification or redistribution of
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this Apple software constitutes acceptance of these terms. If you do
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not agree with these terms, please do not use, install, modify or
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redistribute this Apple software.
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In consideration of your agreement to abide by the following terms, and
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subject to these terms, Apple grants you a personal, non-exclusive
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license, under Apple's copyrights in this original Apple software (the
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"Apple Software"), to use, reproduce, modify and redistribute the Apple
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Software, with or without modifications, in source and/or binary forms;
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provided that if you redistribute the Apple Software in its entirety and
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without modifications, you must retain this notice and the following
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text and disclaimers in all such redistributions of the Apple Software.
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Neither the name, trademarks, service marks or logos of Apple Inc. may
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be used to endorse or promote products derived from the Apple Software
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without specific prior written permission from Apple. Except as
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expressly stated in this notice, no other rights or licenses, express or
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implied, are granted by Apple herein, including but not limited to any
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patent rights that may be infringed by your derivative works or by other
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works in which the Apple Software may be incorporated.
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The Apple Software is provided by Apple on an "AS IS" basis. APPLE
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MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION
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THE IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS
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FOR A PARTICULAR PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND
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OPERATION ALONE OR IN COMBINATION WITH YOUR PRODUCTS.
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IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL
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OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) ARISING IN ANY WAY OUT OF THE USE, REPRODUCTION,
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MODIFICATION AND/OR DISTRIBUTION OF THE APPLE SOFTWARE, HOWEVER CAUSED
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AND WHETHER UNDER THEORY OF CONTRACT, TORT (INCLUDING NEGLIGENCE),
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STRICT LIABILITY OR OTHERWISE, EVEN IF APPLE HAS BEEN ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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Copyright (C) 2014 Apple Inc. All Rights Reserved.
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*/
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#if !defined(__CACFDictionary_h__)
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#define __CACFDictionary_h__
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//=============================================================================
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// Includes
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//=============================================================================
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// System Includes
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#if !defined(__COREAUDIO_USE_FLAT_INCLUDES__)
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#include <CoreFoundation/CoreFoundation.h>
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#else
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#include <CoreFoundation.h>
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#endif
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//=============================================================================
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// Types
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//=============================================================================
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class CACFArray;
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class CACFString;
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//=============================================================================
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// CACFDictionary
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//=============================================================================
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class CACFDictionary
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{
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// Construction/Destruction
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public:
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CACFDictionary() : mCFDictionary(CFDictionaryCreateMutable(NULL, 0, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks)), mRelease(true), mMutable(true) {}
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explicit CACFDictionary(bool inRelease) : mCFDictionary(CFDictionaryCreateMutable(NULL, 0, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks)), mRelease(inRelease), mMutable(true) {}
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CACFDictionary(CFDictionaryRef inCFDictionary, bool inRelease) : mCFDictionary(const_cast<CFMutableDictionaryRef>(inCFDictionary)), mRelease(inRelease), mMutable(false) {}
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CACFDictionary(CFMutableDictionaryRef inCFDictionary, bool inRelease) : mCFDictionary(inCFDictionary), mRelease(inRelease), mMutable(true) {}
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CACFDictionary(const CACFDictionary& inDictionary) : mCFDictionary(inDictionary.mCFDictionary), mRelease(inDictionary.mRelease), mMutable(inDictionary.mMutable) { Retain(); }
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CACFDictionary& operator=(const CACFDictionary& inDictionary) { Release(); mCFDictionary = inDictionary.mCFDictionary; mRelease = inDictionary.mRelease; mMutable = inDictionary.mMutable; Retain(); return *this; }
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CACFDictionary& operator=(CFDictionaryRef inDictionary) { Release(); mCFDictionary = const_cast<CFMutableDictionaryRef>(inDictionary); mMutable = false; Retain(); return *this; }
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CACFDictionary& operator=(CFMutableDictionaryRef inDictionary) { Release(); mCFDictionary = inDictionary; mMutable = true; Retain(); return *this; }
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~CACFDictionary() { Release(); }
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private:
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void Retain() { if(mRelease && (mCFDictionary != NULL)) { CFRetain(mCFDictionary); } }
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void Release() { if(mRelease && (mCFDictionary != NULL)) { CFRelease(mCFDictionary); } }
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// Attributes
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public:
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bool IsValid() const { return mCFDictionary != NULL; }
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bool IsMutable() const { return mMutable;}
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bool CanModify() const { return mMutable && (mCFDictionary != NULL); }
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bool WillRelease() const { return mRelease; }
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void ShouldRelease(bool inRelease) { mRelease = inRelease; }
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CFDictionaryRef GetDict() const { return mCFDictionary; }
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CFDictionaryRef GetCFDictionary() const { return mCFDictionary; }
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CFDictionaryRef CopyCFDictionary() const { if(mCFDictionary != NULL) { CFRetain(mCFDictionary); } return mCFDictionary; }
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CFMutableDictionaryRef GetMutableDict() { return mCFDictionary; }
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CFMutableDictionaryRef GetCFMutableDictionary() const { return mCFDictionary; }
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CFMutableDictionaryRef CopyCFMutableDictionary() const { if(mCFDictionary != NULL) { CFRetain(mCFDictionary); } return mCFDictionary; }
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void SetCFMutableDictionaryFromCopy(CFDictionaryRef inDictionary, bool inRelease = true) { Release(); mCFDictionary = CFDictionaryCreateMutableCopy(NULL, 0, inDictionary); mMutable = true; mRelease = inRelease; }
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void SetCFMutableDictionaryToEmpty(bool inRelease = true) { Release(); mCFDictionary = CFDictionaryCreateMutable(NULL, 0, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks); mMutable = true; mRelease = inRelease; }
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CFPropertyListRef AsPropertyList() const { return mCFDictionary; }
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OSStatus GetDictIfMutable(CFMutableDictionaryRef& outDict) const { OSStatus theAnswer = -1; if(mMutable) { outDict = mCFDictionary; theAnswer = 0; } return theAnswer; }
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// Item Operations
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public:
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bool HasKey(const CFStringRef inKey) const;
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UInt32 Size() const;
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void GetKeys(const void** keys) const;
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void GetKeysAndValues (const void **keys, const void **values) const;
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bool GetBool(const CFStringRef inKey, bool& outValue) const;
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bool GetSInt32(const CFStringRef inKey, SInt32& outValue) const;
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bool GetUInt32(const CFStringRef inKey, UInt32& outValue) const;
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bool GetUInt32FromString(const CFStringRef inKey, UInt32& outValue) const;
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bool GetSInt64(const CFStringRef inKey, SInt64& outValue) const;
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bool GetUInt64(const CFStringRef inKey, UInt64& outValue) const;
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bool GetFloat32(const CFStringRef inKey, Float32& outValue) const;
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bool GetFloat32FromString(const CFStringRef inKey, Float32& outValue) const;
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bool GetFloat64(const CFStringRef inKey, Float64& outValue) const;
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bool GetFixed32(const CFStringRef inKey, Float32& outValue) const;
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bool GetFixed64(const CFStringRef inKey, Float64& outValue) const;
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bool Get4CC(const CFStringRef inKey, UInt32& outValue) const;
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bool GetString(const CFStringRef inKey, CFStringRef& outValue) const;
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bool GetArray(const CFStringRef inKey, CFArrayRef& outValue) const;
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bool GetDictionary(const CFStringRef inKey, CFDictionaryRef& outValue) const;
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bool GetData(const CFStringRef inKey, CFDataRef& outValue) const;
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bool GetCFType(const CFStringRef inKey, CFTypeRef& outValue) const;
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bool GetURL(const CFStringRef inKey, CFURLRef& outValue) const;
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bool GetCFTypeWithCStringKey(const char* inKey, CFTypeRef& outValue) const;
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void GetCACFString(const CFStringRef inKey, CACFString& outItem) const;
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void GetCACFArray(const CFStringRef inKey, CACFArray& outItem) const;
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void GetCACFDictionary(const CFStringRef inKey, CACFDictionary& outItem) const;
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bool AddBool(const CFStringRef inKey, bool inValue);
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bool AddSInt32(const CFStringRef inKey, SInt32 inValue);
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bool AddUInt32(const CFStringRef inKey, UInt32 inValue);
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bool AddSInt64(const CFStringRef inKey, SInt64 inValue);
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bool AddUInt64(const CFStringRef inKey, UInt64 inValue);
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bool AddFloat32(const CFStringRef inKey, Float32 inValue);
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bool AddFloat64(const CFStringRef inKey, Float64 inValue);
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bool AddNumber(const CFStringRef inKey, const CFNumberRef inValue);
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bool AddString(const CFStringRef inKey, const CFStringRef inValue);
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bool AddArray(const CFStringRef inKey, const CFArrayRef inValue);
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bool AddDictionary(const CFStringRef inKey, const CFDictionaryRef inValue);
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bool AddData(const CFStringRef inKey, const CFDataRef inValue);
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bool AddCFType(const CFStringRef inKey, const CFTypeRef inValue);
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bool AddURL(const CFStringRef inKey, const CFURLRef inValue);
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bool AddCFTypeWithCStringKey(const char* inKey, const CFTypeRef inValue);
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bool AddCString(const CFStringRef inKey, const char* inValue);
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void RemoveKey(const CFStringRef inKey) { if(CanModify()) { CFDictionaryRemoveValue(mCFDictionary, inKey); } }
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void Clear() { if(CanModify()) { CFDictionaryRemoveAllValues(mCFDictionary); } }
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void Show() { CFShow(mCFDictionary); }
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// Implementation
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private:
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CFMutableDictionaryRef mCFDictionary;
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bool mRelease;
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bool mMutable;
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CACFDictionary(const void*); // prevent accidental instantiation with a pointer via bool constructor
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};
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#endif //__CACFDictionary_h__
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