Declaration
property PDF_Subject: WideString;
Description
Specifies the subject of the PDF document.
This value is filled when loading PDF files using the
PDFium, and applied when saving natively. It is NOT used when saving via
PDFium (which presently does not support changing of meta-data).
Note:
◼When saving, only ANSI characters are supported
◼This field is only saved if the
PDF Engine is ieenNative. It is not supported by
PDFium or the
IEVision PDF Generator
Example
// Load a PDF file and show meta-data
var
params: TIOParams;
s: string;
begin
ImageEnView1.PdfViewer.Enabled := True;
ImageEnView1.IO.LoadFromFilePDF( 'C:\document.pdf' );
params := ImageEnView1.IO.Params;
s := 'Title: ' + params.PDF_Title + #13#10 +
'Author: ' + params.PDF_Author + #13#10 +
'Subject: ' + params.PDF_Subject + #13#10 +
'Keywords: ' + params.PDF_Keywords + #13#10 +
'Creator: ' + params.PDF_Creator + #13#10 +
'Producer: ' + params.PDF_Producer + #13#10 +
'Creation Date: ' + params.PDF_CreateDate + #13#10 +
'File Version: ' + params.PDF_FileVersion;
ShowMessage( s );
end;
{
Example Output:
Title: Document.PDF
Author: Ken Orr
Subject: ImageEn Dev Strategy
Keywords:
Creator: Microsoft Word
Producer: Acrobat 3.02 for Windows
Creation Date: Tuesday, October 23, 2020 12:10
Changed Date: Wednesday, November 25, 2020 12:19
File Version: 1.6
}