PTLib
Version 2.18.8
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This is an abstract class for which a descendent is declared for every function that may be called. More...
#include <notifier_ext.h>
Classes | |
class | TypedCallback |
Public Member Functions | |
PAsyncNotifierFunction (void *voidTarget, PAsyncNotifierTarget *notifierTarget) | |
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virtual void | Call (PObject ¬ifier, ParamType extra) const =0 |
Execute the call to the actual notification function on the object instance contained in this object. More... | |
virtual void * | GetTarget () const |
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__inline unsigned | GetTraceContextIdentifier () const |
Get PTRACE context identifier. More... | |
__inline void | SetTraceContextIdentifier (unsigned id) |
__inline void | SetTraceContextIdentifier (const PObject &obj) |
__inline void | SetTraceContextIdentifier (const PObject *obj) |
__inline void | CopyTraceContextIdentifier (PObject &obj) const |
__inline void | CopyTraceContextIdentifier (PObject *obj) const |
virtual | ~PObject () |
__inline const char * | GetClass () const |
__inline bool | IsClass (const char *name) const |
__inline const PObject * | PTraceObjectInstance () const |
virtual PObject * | Clone () const |
Create a copy of the class on the heap. More... | |
template<class CLS > | |
CLS * | CloneAs () const |
As for Clone() but converts to specified type. More... | |
virtual PINDEX | HashFunction () const |
This function yields a hash value required by the PDictionary class. More... | |
virtual Comparison | Compare (const PObject &obj) const |
Compare the two objects and return their relative rank. More... | |
virtual Comparison | CompareObjectMemoryDirect (const PObject &obj) const |
Determine the byte wise comparison of two objects. More... | |
bool | operator== (const PObject &obj) const |
Compare the two objects. More... | |
bool | operator!= (const PObject &obj) const |
Compare the two objects. More... | |
bool | operator< (const PObject &obj) const |
Compare the two objects. More... | |
bool | operator> (const PObject &obj) const |
Compare the two objects. More... | |
bool | operator<= (const PObject &obj) const |
Compare the two objects. More... | |
bool | operator>= (const PObject &obj) const |
Compare the two objects. More... | |
virtual void | PrintOn (ostream &strm) const |
Output the contents of the object to the stream. More... | |
virtual void | ReadFrom (istream &strm) |
Input the contents of the object from the stream. More... | |
Protected Attributes | |
PNotifierIdentifer | m_targetID |
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void * | m_target |
Object instance to receive the notification function call. More... | |
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atomic< uint32_t > | referenceCount |
Count of number of instances of PSmartPointer that currently reference the object instance. More... | |
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unsigned | m_traceContextIdentifier |
Additional Inherited Members | |
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enum | Comparison { LessThan = -1, EqualTo = 0, GreaterThan = 1 } |
Result of the comparison operation performed by the Compare() function. More... | |
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static __inline void | CopyTraceContextIdentifier (PObject &to, const PObject &from) |
static __inline void | CopyTraceContextIdentifier (PObject &to, const PObject *from) |
static __inline void | CopyTraceContextIdentifier (PObject *to, const PObject &from) |
static __inline void | CopyTraceContextIdentifier (PObject *to, const PObject *from) |
static __inline const char * | Class () |
static __inline const PObject * | PTraceObjectInstance (const char *) |
static __inline const PObject * | PTraceObjectInstance (const PObject *obj) |
template<typename T > | |
static Comparison | Compare2 (T v1, T v2) |
Compare two types, returning Comparison type. More... | |
static Comparison | InternalCompareObjectMemoryDirect (const PObject *obj1, const PObject *obj2, PINDEX size) |
Internal function caled from CompareObjectMemoryDirect() More... | |
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PNotifierFunctionTemplate (void *target, void *=NULL) | |
Create a notification function instance. More... | |
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PSmartObject () | |
Construct a new smart object, subject to a PSmartPointer instance referencing it. More... | |
PSmartObject (const PSmartObject &other) | |
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PObject () | |
Constructor for PObject, made protected so cannot ever create one on its own. More... | |
This is an abstract class for which a descendent is declared for every function that may be called.
The PDECLARE_ASYNC_NOTIFIER
macro makes this declaration.
See PNotifierFunctionTemplate for more information.
Note: the user must be very careful with the type of ParamType. The lifetime must be guaranteed until the PAsyncNotifierTarget::AsyncNotifierExecute() function is called. It is usually easier to simply make sure the data is passed by value and never pointer or reference.
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