DDETopic Class

The DDETopic class is turned off by default. For more information, see APIs Turned Off by Default. To grant access to this API, you must enable the Dynamic Data Exchange API configuration key (SysAPIDDE).

Syntax

class DDETopic extends Object

Run On

Client

Methods

	Method	Description
	cancelTimeOut	Cancels a previous method call to the setTimeOut method. (Inherited from Object.)
	connect	Is called when a client connects to the topic.
	disconnect
	equal	Determines whether the specified object is equal to the current one. (Inherited from Object.)
	execute	Is called when the server receives an execute command. This method can be used to execute commands.
	finalize
	getTimeOutTimerHandle	Returns the timer handle for the object. (Inherited from Object.)
	handle	Retrieves the handle of the class of the object. (Inherited from Object.)
	new	Initializes a new instance of the Object class. (Overrides the new Method.)
	notify	Releases the hold on an object that has called the wait method on this object. (Inherited from Object.)
	notifyAll	Releases a lock on the object that was issued by the wait method on this object. (Inherited from Object.)
	objectOnServer	Determines whether the object is on a server. (Inherited from Object.)
	owner	Returns the instance that owns the object. (Inherited from Object.)
	poke	Is called when the server receives a poke command.
	request	Is called when the server receives a request command.
	setTimeOut	Sets up the scheduled execution of a specified method. (Inherited from Object.)
	status	States the result of the operation upon returning from one of the Dynamic Data Exchange (DDE) transactions.
	toString	Returns a string that represents the current object. (Inherited from Object.)
	usageCount	Returns the current number of references, that is, the value of the reference counter, that the object has. (Inherited from Object.)
	wait	Pauses a process. (Inherited from Object.)
	xml	Returns an XML string that represents the current object. (Inherited from Object.)

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Remarks

You must derive a new class from this class. All the DDE server functionality is implemented in overloaded methods in the derived DDETopic class.

Inheritance Hierarchy

Object Class
  DDETopic Class
    ddeBase Class