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" | ||
| + | |- | ||
| + | | <syntaxhighlight lang="Delphi">function</syntaxhighlight> || <syntaxhighlight lang="Delphi">HasReceiver()</syntaxhighlight> | ||
| + | Returns whether '' TMessageSender '' has a Receiver or not. | ||
| + | |- | ||
| + | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">SendMessage(const AMessageID: Word)</syntaxhighlight> | ||
| + | Sends a message to an object. | ||
| + | |- | ||
| + | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">SendMessage(const AMessageID: Word; const AValue: T)</syntaxhighlight> | ||
| + | Sends a message with value to an object. | ||
| + | |- | ||
| + | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">SendMessageWithResult(const AMessageID: Word; var AValue: T)</syntaxhighlight> | ||
| + | Sends a message with value to an object and allows to get result from '' Receiver '' . | ||
| + | |- | ||
| + | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">DisableNotify()</syntaxhighlight> | ||
| + | Disables '' TMessageSender '' from sending messages. | ||
| + | |- | ||
| + | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">EnableNotify()</syntaxhighlight> | ||
| + | Enables '' TMessageSender '' to send messages. Use CanNotify to check whether TMessageSender can send messages. | ||
| + | |- | ||
| + | | <syntaxhighlight lang="Delphi">function</syntaxhighlight> || <syntaxhighlight lang="Delphi">CanNotify()</syntaxhighlight> | ||
| + | Returns whether '' TMessageSender '' can send messages. | ||
| + | |} | ||
Версия 03:17, 10 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. |
