unit1.pas

完全不使用 Windows 标准 Edit Control 而实作出的改良版 TEdit 构件

unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
  ComCtrls, mwCustomEdit, StdCtrls, ExtCtrls;

type
  TForm1 = class(TForm)
    Panel1: TPanel;
    Button1: TButton;
    OpenDialog1: TOpenDialog;
    mCustomEdit1: TmCustomEdit;
    Button2: TButton;
    Edit1: TEdit;
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
    procedure mCustomEdit1Click(Sender: TObject);
  private
    { Private-Deklarationen}
  public
    { Public-Deklarationen}
  end;

var
  Form1: TForm1;

implementation

{$R *.DFM}

procedure TForm1.Button1Click(Sender: TObject);
begin
  If OpenDialog1.Execute then
  begin
    mCustomEdit1.Lines.LoadFromFile(OpenDialog1.FileName);
    mCustomEdit1.Repaint;
  end;
end;

procedure TForm1.Button2Click(Sender: TObject);
begin
   if mCustomEdit1.Font.Size <> 15 then
   mCustomEdit1.Font.Size:= 15 else
   mCustomEdit1.Font.Size:= 10;
end;

procedure TForm1.mCustomEdit1Click(Sender: TObject);
begin
  Edit1.Text:= mCustomEdit1.LineText;
end;

end.