main.cpp Example File

twittertimeline/main.cpp

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  ** Contact: https://www.qt.io/licensing/
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  ** This file is part of the Qt Network Auth module of the Qt Toolkit.
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  #include "ui_twitterdialog.h"
  #include "twittertimelinemodel.h"

  #include <functional>

  #include <QUrl>
  #include <QProcess>
  #include <QApplication>
  #include <QNetworkReply>
  #include <QNetworkRequest>
  #include <QCommandLineParser>
  #include <QCommandLineOption>

  int main(int argc, char **argv)
  {
      QApplication app(argc, argv);

      app.setApplicationName("Twitter Timeline");
      app.setApplicationDisplayName("Twitter Timeline");
      app.setOrganizationDomain("qt.io");
      app.setOrganizationName("The Qt Company");

      QCommandLineParser parser;
      QCommandLineOption token(QStringList() << "k" << "consumer-key",
                               "Application consumer key", "key");
      QCommandLineOption secret(QStringList() << "s" << "consumer-secret",
                                "Application consumer secret", "secret");
      QCommandLineOption connect(QStringList() << "c" << "connect",
                                 "Connects to twitter. Requires consumer-key and consumer-secret");

      parser.addOptions({ token, secret, connect });
      parser.process(app);

      struct TwitterDialog : QDialog, Ui::TwitterDialog {
          TwitterTimelineModel model;

          TwitterDialog()
              : QDialog()
          {
              setupUi(this);
              view->setModel(&model);
              view->horizontalHeader()->hideSection(0);
              view->horizontalHeader()->hideSection(1);
          }
      } twitterDialog;

      const auto authenticate = [&]() {
          const auto clientIdentifier = twitterDialog.clientIdLineEdit->text();
          const auto clientSharedSecret = twitterDialog.clientSecretLineEdit->text();
          twitterDialog.model.authenticate(qMakePair(clientIdentifier, clientSharedSecret));
      };
      const auto buttonSlot = [&]() {
          if (twitterDialog.model.status() == Twitter::Status::Granted)
              twitterDialog.model.updateTimeline();
          else
              authenticate();
      };

      twitterDialog.clientIdLineEdit->setText(parser.value(token));
      twitterDialog.clientSecretLineEdit->setText(parser.value(secret));
      if (parser.isSet(connect)) {
          if (parser.value(token).isEmpty() || parser.value(secret).isEmpty()) {
              parser.showHelp();
          } else {
              authenticate();
              twitterDialog.view->setFocus();
          }
      }

      QObject::connect(twitterDialog.pushButton, &QPushButton::clicked, buttonSlot);
      QObject::connect(&twitterDialog.model, &TwitterTimelineModel::authenticated,
                       std::bind(&QPushButton::setText, twitterDialog.pushButton, "&Update"));

      twitterDialog.show();
      return app.exec();
  }