NCBI C++ ToolKit
Public Types | Public Member Functions | Static Public Member Functions | List of all members
IMessageListener Class Referenceabstract

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IMessageListener:: More...

#include <corelib/ncbi_message.hpp>

+ Inheritance diagram for IMessageListener:
+ Collaboration diagram for IMessageListener:

Public Types

enum  EPostResult { eHandled , eUnhandled }
 Result of PostXXXX() operation. More...
 
enum  EListenFlag { eListen_Unhandled , eListen_All }
 Which messages should be passed to the listener. More...
 
- Public Types inherited from CObject
enum  EAllocFillMode { eAllocFillNone = 1 , eAllocFillZero , eAllocFillPattern }
 Control filling of newly allocated memory. More...
 
typedef CObjectCounterLocker TLockerType
 Default locker type for CRef. More...
 
typedef atomic< Uint8TCounter
 Counter type is CAtomiCounter. More...
 
typedef Uint8 TCount
 Alias for value type of counter. More...
 

Public Member Functions

virtual ~IMessageListener (void)
 
virtual EPostResult PostMessage (const IMessage &message)=0
 Post new message to the listener. More...
 
virtual EPostResult PostProgress (const IProgressMessage &progress)=0
 Report progress. More...
 
virtual const IMessageGetMessage (size_t index) const =0
 Get a previously collected message. More...
 
virtual size_t Count (void) const =0
 Get total number of collected messages. More...
 
virtual void Clear (void)=0
 Clear all collected messages. More...
 
- Public Member Functions inherited from CObject
 CObject (void)
 Constructor. More...
 
 CObject (const CObject &src)
 Copy constructor. More...
 
virtual ~CObject (void)
 Destructor. More...
 
CObjectoperator= (const CObject &src) THROWS_NONE
 Assignment operator. More...
 
bool CanBeDeleted (void) const THROWS_NONE
 Check if object can be deleted. More...
 
bool IsAllocatedInPool (void) const THROWS_NONE
 Check if object is allocated in memory pool (not system heap) More...
 
bool Referenced (void) const THROWS_NONE
 Check if object is referenced. More...
 
bool ReferencedOnlyOnce (void) const THROWS_NONE
 Check if object is referenced only once. More...
 
void AddReference (void) const
 Add reference to object. More...
 
void RemoveReference (void) const
 Remove reference to object. More...
 
void ReleaseReference (void) const
 Remove reference without deleting object. More...
 
virtual void DoNotDeleteThisObject (void)
 Mark this object as not allocated in heap – do not delete this object. More...
 
virtual void DoDeleteThisObject (void)
 Mark this object as allocated in heap – object can be deleted. More...
 
void * operator new (size_t size)
 Define new operator for memory allocation. More...
 
void * operator new[] (size_t size)
 Define new[] operator for 'array' memory allocation. More...
 
void operator delete (void *ptr)
 Define delete operator for memory deallocation. More...
 
void operator delete[] (void *ptr)
 Define delete[] operator for memory deallocation. More...
 
void * operator new (size_t size, void *place)
 Define new operator. More...
 
void operator delete (void *ptr, void *place)
 Define delete operator. More...
 
void * operator new (size_t size, CObjectMemoryPool *place)
 Define new operator using memory pool. More...
 
void operator delete (void *ptr, CObjectMemoryPool *place)
 Define delete operator. More...
 
virtual void DebugDump (CDebugDumpContext ddc, unsigned int depth) const
 Define method for dumping debug information. More...
 
- Public Member Functions inherited from CDebugDumpable
 CDebugDumpable (void)
 
virtual ~CDebugDumpable (void)
 
void DebugDumpText (ostream &out, const string &bundle, unsigned int depth) const
 
void DebugDumpFormat (CDebugDumpFormatter &ddf, const string &bundle, unsigned int depth) const
 
void DumpToConsole (void) const
 

Static Public Member Functions

static size_t PushListener (IMessageListener &listener, EListenFlag flag=eListen_Unhandled)
 Push a new listener to the stack in the current thread. More...
 
static void PopListener (size_t depth=0)
 Remove listener(s) from the current thread's stack. More...
 
static bool HaveListeners (void)
 Check if there are any listeners installed in the current thread. More...
 
static EPostResult Post (const IMessage &message)
 Post the message to listener(s), if any. More...
 
static EPostResult Post (const IProgressMessage &progress)
 Post the progress to listener(s), if any. More...
 
- Static Public Member Functions inherited from CObject
static NCBI_XNCBI_EXPORT void ThrowNullPointerException (void)
 Define method to throw null pointer exception. More...
 
static NCBI_XNCBI_EXPORT void ThrowNullPointerException (const type_info &type)
 
static EAllocFillMode GetAllocFillMode (void)
 
static void SetAllocFillMode (EAllocFillMode mode)
 
static void SetAllocFillMode (const string &value)
 Set mode from configuration parameter value. More...
 
- Static Public Member Functions inherited from CDebugDumpable
static void EnableDebugDump (bool on)
 

Additional Inherited Members

- Static Public Attributes inherited from CObject
static const TCount eCounterBitsCanBeDeleted = 1 << 0
 Define possible object states. More...
 
static const TCount eCounterBitsInPlainHeap = 1 << 1
 Heap signature was found. More...
 
static const TCount eCounterBitsPlaceMask
 Mask for 'in heap' state flags. More...
 
static const int eCounterStep = 1 << 2
 Skip over the "in heap" bits. More...
 
static const TCount eCounterValid = TCount(1) << (sizeof(TCount) * 8 - 2)
 Minimal value for valid objects (reference counter is zero) Must be a single bit value. More...
 
static const TCount eCounterStateMask
 Valid object, and object in heap. More...
 
- Protected Member Functions inherited from CObject
virtual void DeleteThis (void)
 Virtual method "deleting" this object. More...
 

Detailed Description

IMessageListener::

Interface for IMessage listener/collector.

Definition at line 190 of file ncbi_message.hpp.


The documentation for this class was generated from the following files:
Modified on Wed May 22 11:37:00 2024 by modify_doxy.py rev. 669887