(MFC) Create a New GMail Label

Demonstrates how to create a new GMail label.

Chilkat C/C++ Library Downloads MS Visual C/C++ Libs

See Also: Using MFC CString in Chilkat

#include <CkHttp.h>
#include <CkJsonObject.h>
#include <CkHttpResponse.h>

void ChilkatSample(void)
    {
    CkString strOut;

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

    bool success;

    CkHttp http;
    http.put_AuthToken("GMAIL-ACCESS-TOKEN");

    const char *userId = "me";
    http.SetUrlVar("userId",userId);

    // Create the JSON to be sent in the HTTP request body.
    // The name of the new label is "questions".
    CkJsonObject json;
    json.UpdateString("name","questions");
    json.UpdateString("labelListVisibility","labelShow");
    json.UpdateString("messageListVisibility","show");

    json.put_EmitCompact(false);
    strOut.append(json.emit());
    strOut.append("\r\n");

    // The JSON contains this:
    // {
    //   "name": "questions",
    //   "labelListVisibility": "labelShow",
    //   "messageListVisibility": "show"
    // }

    const char *url = "https://www.googleapis.com/gmail/v1/users/{$userId}/labels";
    CkHttpResponse *resp = http.PostJson3(url,"application/json",json);
    if (http.get_LastMethodSuccess() != true) {
        strOut.append(http.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    strOut.append("status = ");
    strOut.appendInt(resp->get_StatusCode());
    strOut.append("\r\n");

    // A 200 response status indicate success.
    if (resp->get_StatusCode() != 200) {
        strOut.append(resp->bodyStr());
        strOut.append("\r\n");
        strOut.append("Failed.");
        strOut.append("\r\n");
        delete resp;
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    // A successful repsonse contains JSON that looks like this:

    // {
    //  "id": "Label_43",
    //  "name": "questions",
    //  "messageListVisibility": "show",
    //  "labelListVisibility": "labelShow"
    // }

    strOut.append("response body:");
    strOut.append("\r\n");
    strOut.append(resp->bodyStr());
    strOut.append("\r\n");

    delete resp;

    strOut.append("GMail label created!");
    strOut.append("\r\n");


    SetDlgItemText(IDC_EDIT1,strOut.getUnicode());

    }