Vcl.Controls.TWinControl.IsControlActivateMsg
Delphi
function IsControlActivateMsg(var Message: TWMMouseActivate; Control: TControl = nil): Boolean;
C++
bool __fastcall IsControlActivateMsg(Winapi::Messages::TWMMouseActivate &Message, TControl* Control = (TControl*)(0x0));
Properties
| Type | Visibility | Source | Unit | Parent |
|---|---|---|---|---|
| function | protected | Vcl.Controls.pas Vcl.Controls.hpp |
Vcl.Controls | TWinControl |
Description
Indicates whether a specified mouse activation message is directed to the given child control.
Call IsControlActivateMsg to find out whether a mouse activation message is directed to the child control given by the Control parameter. Specify the mouse activation message as the value of the Message parameter.
The WndProc method of a windowed control calls IsControlActivateMsg to process all mouse activation messages sent to the windowed control.