Vcl.Forms.IDesignerHook.IsDesignMsg
Delphi
function IsDesignMsg(Sender: TControl; var Message: TMessage): Boolean;
C++
virtual bool __fastcall IsDesignMsg(Vcl::Controls::TControl* Sender, Winapi::Messages::TMessage &Message) = 0 ;
Properties
| Type | Visibility | Source | Unit | Parent |
|---|---|---|---|---|
| function | public | Vcl.Forms.pas Vcl.Forms.hpp |
Vcl.Forms | IDesignerHook |
Description
Determines when the designer should handle a Windows message.
IsDesignMsg is called for each message sent to a component in the designer. This method returns True if the message is a design message; design messages are handled for the component by the designer.