Delphi ActiveX

Create Google Task List

See more Google Tasks Examples

Demonstrates how to create a new task list. Delphi ActiveX

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
success: Integer;
fac: TCkFileAccess;
accessToken: WideString;
http: TChilkatHttp;
json: TChilkatJsonObject;
resp: TChilkatHttpResponse;

begin
success := 0;

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

// Get the previously obtained access token.
// See Get Google Tasks Access Token.

fac := TCkFileAccess.Create(Self);
accessToken := fac.ReadEntireTextFile('qa_data/tokens/googleTasks.txt','utf-8');
if (fac.LastMethodSuccess = 0) then
  begin
    Memo1.Lines.Add(fac.LastErrorText);
    Exit;
  end;

http := TChilkatHttp.Create(Self);

http.AuthToken := accessToken;

// Create a task list named "aaa"
json := TChilkatJsonObject.Create(Self);
success := json.UpdateString('title','aaa');

resp := TChilkatHttpResponse.Create(Self);
success := http.HttpJson('POST','https://www.googleapis.com/tasks/v1/users/@me/lists',json.ControlInterface,'application/json',resp.ControlInterface);
if (success = 0) then
  begin
    Memo1.Lines.Add(http.LastErrorText);
    Exit;
  end;

// Show the response body.
Memo1.Lines.Add(resp.BodyStr);

// Examine the response status code.
Memo1.Lines.Add('response status code: ' + IntToStr(resp.StatusCode));

// Sample response:
// Use this online tool to generate parsing code from sample JSON: 
// Generate Parsing Code from JSON

// {
//  "kind": "tasks#taskList",
//  "id": "MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NzAwOTA4MDA1NzU2ODYwMzow",
//  "etag": "\"84_7Cubo3y98GMV9bE3zQclHxhc/tK44F5sk_kx_cfoK27XsUCxCTKE\"",
//  "title": "aaa",
//  "updated": "2019-04-04T17:13:17.000Z",
//  "selfLink": "https://www.googleapis.com/tasks/v1/users/@me/lists/MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NzAwOTA4MDA1NzU2ODYwMzow"
// }
// 
// response status code: 200
end;