RAD Studio VCL Reference
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TComObject Members

The following tables list the members exposed by TComObject.

 
Name 
Description 
 
This is _AddRef, a member of class TComObject. 
 
This is _Release, a member of class TComObject. 
 
This is InterfaceSupportsErrorInfo, a member of class TComObject. 
 
This is QueryInterface, a member of class TComObject. 
 
Name 
Description 
 
Responds after the last constructor has executed. 
 
Responds before the first destructor executes. 
 
Returns a pointer to the runtime type information (RTTI) table for the object type. 
 
Returns a string indicating the type of the object instance (as opposed to the type of the variable passed as an argument). 
 
Determines whether an object is of a specific type. 
 
Returns the type of the immediate ancestor of a class. 
 
Returns the class reference for the object's class. 
 
Performs finalization on long strings, variants, and interface variables within a class. 
 
Instantiates a COM object that is not part of an aggregate. 
 
Instantiates a COM object that is part of an aggregate. 
 
Instantiates a COM object and initializes its values. 
 
Provides the interface for a method that processes message records. 
 
Disposes of an instance of a COM object. 
 
Calls message-handling methods for the object, based on the contents of the Message parameter. 
 
Returns the address of a published object field. 
 
Free 
Destroys an object and frees its associated memory, if necessary. 
 
Deallocates memory allocated by a previous call to the System::TObject::NewInstance method. 
 
Retrieves a specified interface. 
 
Returns the entry for a specific interface implemented in a class. 
 
Returns a pointer to a structure containing all of the interfaces implemented by a given class. 
 
Determines the relationship of two object types. 
 
Provides an interface to a method that initializes the COM object. 
 
Initializes a newly allocated object instance to all zeros and initializes the instance's virtual method table pointer. 
 
Returns the size in bytes of each instance of the object type. 
 
This is MethodAddress, a member of class TObject. 
 
This is MethodName, a member of class TObject. 
 
Allocates memory for an instance of an object type and returns a pointer to that new instance. 
 
Implements the AddRef method of the IUnknown interface. 
 
Implements the QueryInterface method of the IUnknown interface. 
 
Implements the Release method of the IUnknown interface. 
 
Handles OLE exceptions. 
 
Name 
Description 
 
Specifies the controlling IUnknown interface that controls interfaces within an aggregate object. 
 
Specifies the class factory object for the TComObject class. 
 
Indicates the number of references to the COM object that are currently in use. 
 
Provides access to the SafeCall exception notification process. 
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