FGX.Messaging.TfgMessageSender: различия между версиями
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Class to allow sending message notifications to a TObject '' Receiver '' . | Class to allow sending message notifications to a TObject '' Receiver '' . | ||
+ | |||
+ | == Методы == | ||
+ | |||
+ | {| class="wikitable sortable" | ||
+ | |- | ||
+ | | [[function]] || HasReceiver() | ||
+ | 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. | ||
+ | |- | ||
+ | | [[function]] || CanNotify() | ||
+ | Returns whether '' TMessageSender '' can send messages. | ||
+ | |} |
Версия 23:30, 9 июня 2019
Delphi
TfgMessageSender = class (TfgPersistent)
Описание
Class to allow sending message notifications to a TObject Receiver .
Методы
function | HasReceiver()
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. |
function | CanNotify()
Returns whether TMessageSender can send messages. |