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frmuDispMemo.pas
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Pascal/Delphi Source File
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2000-07-24
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2KB
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70 lines
{
* The contents of this file are subject to the InterBase Public License
* Version 1.0 (the "License"); you may not use this file except in
* compliance with the License.
*
* You may obtain a copy of the License at http://www.Inprise.com/IPL.html.
*
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
* the License for the specific language governing rights and limitations
* under the License. The Original Code was created by Inprise
* Corporation and its predecessors.
*
* Portions created by Inprise Corporation are Copyright (C) Inprise
* Corporation. All Rights Reserved.
*
* Contributor(s): ______________________________________.
}
unit frmuDispMemo;
interface
uses
Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
StdCtrls, ComCtrls, DBCtrls, DB, IBCustomDataSet, frmuDlgClass;
type
TfrmDispMemo = class(TDialog)
Memo: TMemo;
procedure FormClose(Sender: TObject; var Action: TCloseAction);
private
{ Private declarations }
public
{ Public declarations }
end;
procedure DisplayMemo (const Owner: TForm; const Field: TField; const DataSet: TIBDataSet);
implementation
{$R *.DFM}
var
frmDispMemo: TFrmDispMemo;
procedure DisplayMemo (const Owner: TForm; const Field: TField; const DataSet: TIBDataSet);
var
MemoStr: TStream;
begin
if not Assigned (frmDispMemo) then
frmDispMemo := TfrmDispMemo.Create(Owner);
MemoStr := DataSet.CreateBlobStream (Field, bmRead);
with frmDispMemo do begin
Caption := Field.DisplayName;
Memo.Lines.LoadFromStream (MemoStr);
Show;
end;
end;
procedure TfrmDispMemo.FormClose(Sender: TObject;
var Action: TCloseAction);
begin
frmDispMemo.Free;
frmDispMemo := nil;
end;
end.