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STRLEDIT.PAS
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Pascal/Delphi Source File
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2001-06-24
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3KB
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95 lines
{*******************************************************}
{ }
{ Delphi Visual Component Library }
{ }
{ Copyright (c) 1995 Borland International }
{ Portions copyright (c) 1997 Master-Bank }
{ }
{*******************************************************}
unit StrLEdit;
{$I RX.INC}
interface
uses {$IFDEF WIN32} Windows, {$ELSE} WinTypes, WinProcs, {$ENDIF} Classes,
Graphics, Forms, Controls, Buttons, Dialogs, RTLConsts, DesignIntf, DesignEditors, VCLEditors, StdCtrls, ExtCtrls;
type
TStrEditDlg = class(TForm)
Memo: TMemo;
LineCount: TLabel;
OpenDialog: TOpenDialog;
SaveDialog: TSaveDialog;
OKBtn: TButton;
CancelBtn: TButton;
HelpBtn: TButton;
LoadBtn: TButton;
SaveBtn: TButton;
procedure FileOpen(Sender: TObject);
procedure FileSave(Sender: TObject);
procedure UpdateStatus(Sender: TObject);
procedure FormCreate(Sender: TObject);
procedure MemoKeyDown(Sender: TObject; var Key: Word;
Shift: TShiftState);
procedure HelpBtnClick(Sender: TObject);
private
SingleLine: string[15];
MultipleLines: string[15];
end;
implementation
{$R *.DFM}
uses SysUtils, LibHelp;
{ TStrListEditDlg }
procedure TStrEditDlg.FileOpen(Sender: TObject);
begin
with OpenDialog do
if Execute then Memo.Lines.LoadFromFile(FileName);
end;
procedure TStrEditDlg.FileSave(Sender: TObject);
begin
SaveDialog.FileName := OpenDialog.FileName;
with SaveDialog do
if Execute then Memo.Lines.SaveToFile(FileName);
end;
procedure TStrEditDlg.UpdateStatus(Sender: TObject);
var
Count: Integer;
begin
Count := Memo.Lines.Count;
if Count = 1 then
LineCount.Caption := Format('%d %s', [Count, SingleLine])
else
LineCount.Caption := Format('%d %s', [Count, MultipleLines]);
end;
procedure TStrEditDlg.FormCreate(Sender: TObject);
begin
HelpContext := hcDStringListEditor;
OpenDialog.HelpContext := hcDStringListLoad;
SaveDialog.HelpContext := hcDStringListSave;
SingleLine := 'Line';
MultipleLines := 'Lines';
end;
procedure TStrEditDlg.MemoKeyDown(Sender: TObject; var Key: Word;
Shift: TShiftState);
begin
if Key = VK_ESCAPE then CancelBtn.Click;
end;
procedure TStrEditDlg.HelpBtnClick(Sender: TObject);
begin
Application.HelpContext(HelpContext);
end;
end.