Android™
Create GMail Draft

Demonstrates how to create a new GMail draft email.
Chilkat Android™ Downloads

Android™
// Important: Don't forget to include the call to System.loadLibrary
// as shown at the bottom of this code sample.
package com.test;

import android.app.Activity;
import com.chilkatsoft.*;

import android.widget.TextView;
import android.os.Bundle;

public class SimpleActivity extends Activity {

  private static final String TAG = "Chilkat";

  // Called when the activity is first created.
  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    boolean success = false;

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

    // Use the Chilkat Email API to create or load an email.
    CkEmail email = new CkEmail();
    email.put_Subject("This is a test GMail email created using Chilkat.");
    email.put_Charset("utf-8");
    email.AddPlainTextAlternativeBody("This is a test");
    email.AddHtmlAlternativeBody("<html><body><p>This is a <b>test</b></body></html>");

    // We'll need to get the full MIME of the email encoded to a base64url string.
    CkStringBuilder sbMime = new CkStringBuilder();
    email.GetMimeSb(sbMime);
    sbMime.Encode("base64url","utf-8");

    // The body of the HTTP request will be JSON..
    CkJsonObject json = new CkJsonObject();
    json.UpdateSb("message.raw",sbMime);

    // Upload the email to GMail as a draft.
    CkHttp http = new CkHttp();
    http.put_AuthToken("GMAIL-ACCESS-TOKEN");

    String url = "https://www.googleapis.com/gmail/v1/users/me/drafts";
    CkHttpResponse resp = new CkHttpResponse();
    success = http.HttpJson("POST",url,json,"application/json",resp);
    if (success == false) {
        Log.i(TAG, http.lastErrorText());
        return;
        }

    // A status code of 200 indicates success.
    Log.i(TAG, "Response status code: " + String.valueOf(resp.get_StatusCode()));
    Log.i(TAG, "Response body:");
    Log.i(TAG, resp.bodyStr());

    // The response body contains JSON.
    // Use the online tool at Generate JSON Parsing Code
    // to generate JSON parsing code.

    // A sample successful JSON response:

    // {
    //  "id": "r-2607584557788895307",
    //  "message": {
    //   "id": "166f09932c662e93",
    //   "threadId": "166f09932c662e93",
    //   "labelIds": [
    //    "DRAFT"
    //   ]
    //  }
    // }

  }

  static {
      System.loadLibrary("chilkat");

      // Note: If the incorrect library name is passed to System.loadLibrary,
      // then you will see the following error message at application startup:
      //"The application <your-application-name> has stopped unexpectedly. Please try again."
  }
}