1.在窗体的public区写下这一句:
Procedure CreateParams(var Params :TCreateParams);override;
2然后把光标停在这一行上,按下Ctrl+Shift+C,在出现的代码块里写上
inherited CreateParams(Params);
if BorderStyle = bsNone then
with Params do
Style := Style or WS_THICKFRAME;
Delphi中函数的覆盖记得在函数声明后面要加上关键字override;