(Delphi DLL) Outlook -- Delete Folder

Deletes an email folder.

Note: This example requires Chilkat v9.5.0.68 or greater.

This example applies to: Exchange Online | Office 365 | Hotmail.com | Live.com | MSN.com | Outlook.com | Passport.com

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

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

...

procedure TForm1.Button1Click(Sender: TObject);
var
http: HCkHttp;
htFolderMap: HCkHashtable;
sbMap: HCkStringBuilder;
existingFolderId: PWideChar;
resp: PWideChar;

begin
// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

http := CkHttp_Create();

// Use your previously obtained access token here:
CkHttp_putAuthToken(http,'MICROSOFT_GRAPH_ACCESS_TOKEN');

// This example will delete the folder /Inbox/abc/subFolderC

// Get the existing folder ID from the folder map created by this example 
htFolderMap := CkHashtable_Create();
sbMap := CkStringBuilder_Create();
CkStringBuilder_LoadFile(sbMap,'qa_data/outlook/folderMap.xml','utf-8');
CkHashtable_AddFromXmlSb(htFolderMap,sbMap);

existingFolderId := CkHashtable__lookupStr(htFolderMap,'/Inbox/abc/subFolderC');
if (CkHashtable_getLastMethodSuccess(htFolderMap) <> True) then
  begin
    Memo1.Lines.Add('Folder ID not found');
    Exit;
  end;

CkHttp_SetUrlVar(http,'folder_id',existingFolderId);

resp := CkHttp__quickDeleteStr(http,'https://graph.microsoft.com/v1.0/me/mailFolders/{$folder_id}');
if (CkHttp_getLastMethodSuccess(http) <> True) then
  begin
    Memo1.Lines.Add(CkHttp__lastErrorText(http));
    Exit;
  end;

// A 204 response (with no response body) indicates success.
if (CkHttp_getLastStatus(http) = 204) then
  begin
    Memo1.Lines.Add('Folder deleted.');
  end
else
  begin
    Memo1.Lines.Add('Folder not deleted.');
    Memo1.Lines.Add(resp);
  end;

CkHttp_Dispose(http);
CkHashtable_Dispose(htFolderMap);
CkStringBuilder_Dispose(sbMap);

end;