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- unit HelpTestU;
-
- interface
-
- uses
- Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
- StdCtrls, ExtCtrls;
-
- type
- TForm1 = class(TForm)
- Panel1: TPanel;
- Button1: TButton;
- Button2: TButton;
- procedure FormCreate(Sender: TObject);
- private
- { Private declarations }
- public
- { Public declarations }
- end;
-
- var
- Form1: TForm1;
-
- implementation
-
- {$R *.DFM}
-
- //Remove WS_EX_CONTROLPARENT, where set, to allow context help to work
- procedure FixContextHelp(Form: TCustomForm);
- var
- Loop, OldExStyle: Integer;
- Handle: HWnd;
- Control: TControl;
- begin
- for Loop := 0 to Form.ControlCount - 1 do
- begin
- Control := Form.Controls[Loop];
- if (csAcceptsControls in Control.ControlStyle) and
- (Control is TWinControl) then
- begin
- Handle := TWinControl(Control).Handle;
- OldExStyle := GetWindowLong(Handle, GWL_EXSTYLE);
- SetWindowLong(Handle, GWL_EXSTYLE,
- OldExStyle and not WS_EX_CONTROLPARENT)
- end
- end
- end;
-
- procedure TForm1.FormCreate(Sender: TObject);
- begin
- FixContextHelp(Self)
- end;
-
- end.
-