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FILTERS.PAS
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Pascal/Delphi Source File
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1998-06-16
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1KB
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51 lines
unit Filters;
interface
uses
SysUtils, Windows, Messages, Classes, Graphics, Controls,
Forms, Dialogs, StdCtrls;
type
TFilterDlg = class(TForm)
Label1: TLabel;
Description: TEdit;
Label2: TLabel;
Extension: TEdit;
Button1: TButton;
Button2: TButton;
private
{ Private declarations }
procedure SetFilter(const Value: string);
function GetFilter: string;
public
{ Public declarations }
property Filter: string read GetFilter write SetFilter;
end;
implementation
{$R *.DFM}
procedure TFilterDlg.SetFilter(const Value: string);
var
P: Integer;
begin
Description.Text := '';
Extension.Text := '';
if Value > '' then
begin
P := AnsiPos('|', Value);
if P = 0 then P := 256;
Description.Text := Copy(Value, 1, P - 1);
Extension.Text := Copy(Value, P + 1, 255);
end;
end;
function TFilterDlg.GetFilter: string;
begin
Result := Description.Text + '|' + Extension.Text;
end;
end.