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..,show my own help dialog when user clicks the biHelp border icon?
Autor: P. Below
Homepage: http://www.teamb.com
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Tip Rating (6):  
     


type
  
TForm1 = class(TForm)
  private
    procedure 
wmNCLButtonDown(var Msg: TWMNCLButtonDown); message WM_NCLBUTTONDOWN;
    procedure wmNCLButtonUp(var Msg: TWMNCLButtonUp); message WM_NCLBUTTONUP;
  end;

var
  
Form1: TForm1;

implementation

{$R *.DFM}

procedure TForm1.wmNCLButtonDown(var Msg: TWMNCLButtonDown);
begin
  if 
Msg.HitTest = HTHELP then
  begin
    
Msg.Result := 0; // swallow mouse down on biHelp border icon
  
end
  else
    inherited
;
end;

procedure TForm1.wmNCLButtonUp(var Msg: TWMNCLButtonUp);
begin
  if 
Msg.HitTest = HTHELP then
  begin
    
Msg.Result := 0;
    ShowMessage('Hi!'); // Show your help here
  
end
  else
    inherited
;
end;


 

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