(Delphi ActiveX) Insert after Node with Tag

Demonstrates how to insert a new node as a sibling directly after a specified node having a given tag.

Note: This example requires Chilkat v9.5.0.76 or greater. The TagIndex method was introduced in v9.5.0.76

Chilkat for Delphi Downloads Chilkat ActiveX DLL for Delphi Chilkat non-ActiveX DLL for Delphi * The examples here use the ActiveX DLL.

uses
    Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
    Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Chilkat_TLB;

...

procedure TForm1.Button1Click(Sender: TObject);
var
xml: TChilkatXml;
xT: IChilkatXml;
index: Integer;
x1: IChilkatXml;

begin
// First, let's create the following XML:

//   <FatturaElettronicaHeader>
//     <DatiTrasmissione>
//       <IdTrasmittente>
//         <IdPaese>IT</IdPaese>
//         <IdCodice>12345678</IdCodice>
//       </IdTrasmittente>
//     </DatiTrasmissione>
//   </FatturaElettronicaHeader>

xml := TChilkatXml.Create(Self);
xml.Tag := 'FatturaElettronicaHeader';
xml.UpdateChildContent('DatiTrasmissione|IdTrasmittente|IdPaese','IT');
xml.UpdateChildContent('DatiTrasmissione|IdTrasmittente|IdCodice','12345678');

// Now insert a new node to get this XML:

//   <FatturaElettronicaHeader>
//     <DatiTrasmissione>
//       <IdTrasmittente>
//         <IdPaese>IT</IdPaese>
//         <NewTag>Content</NewTag>
//         <IdCodice>12345678</IdCodice>
//       </IdTrasmittente>
//     </DatiTrasmissione>
//   </FatturaElettronicaHeader>

xT := xml.FindChild('DatiTrasmissione|IdTrasmittente');
index := xT.TagIndex('IdPaese');
if (index < 0) then
  begin
    Memo1.Lines.Add('nothing found at the given tag.');
    Exit;
  end;

x1 := xT.NewChildAfter(index,'NewTag','Content');

// Show the resulting XML.
Memo1.Lines.Add(xml.GetXml());
end;