Delphi DLL

Create Google Task List

See more Google Tasks Examples

Demonstrates how to create a new task list. Delphi DLL

uses
    Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
    Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Http, FileAccess, HttpResponse, JsonObject;

...

procedure TForm1.Button1Click(Sender: TObject);
var
success: Boolean;
fac: HCkFileAccess;
accessToken: PWideChar;
http: HCkHttp;
json: HCkJsonObject;
resp: HCkHttpResponse;

begin
success := False;

// 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 := CkFileAccess_Create();
accessToken := CkFileAccess__readEntireTextFile(fac,'qa_data/tokens/googleTasks.txt','utf-8');
if (CkFileAccess_getLastMethodSuccess(fac) = False) then
  begin
    Memo1.Lines.Add(CkFileAccess__lastErrorText(fac));
    Exit;
  end;

http := CkHttp_Create();

CkHttp_putAuthToken(http,accessToken);

// Create a task list named "aaa"
json := CkJsonObject_Create();
success := CkJsonObject_UpdateString(json,'title','aaa');

resp := CkHttpResponse_Create();
success := CkHttp_HttpJson(http,'POST','https://www.googleapis.com/tasks/v1/users/@me/lists',json,'application/json',resp);
if (success = False) then
  begin
    Memo1.Lines.Add(CkHttp__lastErrorText(http));
    Exit;
  end;

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

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

// 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

CkFileAccess_Dispose(fac);
CkHttp_Dispose(http);
CkJsonObject_Dispose(json);
CkHttpResponse_Dispose(resp);

end;