FGX.Messaging.TfgMessageSender

• Вверх к родителю: TfgPersistent
• К модулю: FGX.Messaging

Delphi

TfgMessageSender = class (TfgPersistent)

TPersistent -> TfgPersistent -> TfgMessageSender

Прямые наследники: TfgNativeControlHandle

Описание

Class to allow sending message notifications to a TObject Receiver .

Методы

function	HasReceiver(): Boolean Returns whether TMessageSender has a Receiver or not.
procedure	SendMessage(const AMessageID: Word) Sends a message to an object.
procedure	SendMessage(const AMessageID: Word; const AValue: T) Sends a message with value to an object.
procedure	SendMessageWithResult(const AMessageID: Word; var AValue: T) Sends a message with value to an object and allows to get result from Receiver .
procedure	DisableNotify() Disables TMessageSender from sending messages.
procedure	EnableNotify() Enables TMessageSender to send messages. Use CanNotify to check whether TMessageSender can send messages. The model reads quantity of calls of DisableNotify . So all calls of DisableNotify and EnableNotify shall be pairs.
function	CanNotify(): Boolean Returns whether TMessageSender can send messages.

Свойства

property

Receiver: TObject Returns the object that receives the message.