unit1.~dfm

无论怎样拖动窗体大小,按钮始终居中,可以支持多个按钮

object Form1: TForm1
  Left = 419
  Top = 513
  Width = 439
  Height = 363
  Caption = 'Form1'
  Color = clBtnFace
  Font.Charset = DEFAULT_CHARSET
  Font.Color = clWindowText
  Font.Height = -11
  Font.Name = 'MS Sans Serif'
  Font.Style = []
  OldCreateOrder = False
  OnCanResize = FormCanResize
  PixelsPerInch = 96
  TextHeight = 13
  object Button1: TButton
    Left = 96
    Top = 136
    Width = 100
    Height = 41
    Caption = 'Button1'
    TabOrder = 0
  end
end