Window.cpp

Go to the documentation of this file.

// ----------------------------------------------------------------------------
// -                        CloudViewer: www.cloudViewer.org                  -
// ----------------------------------------------------------------------------
// Copyright (c) 2018-2024 www.cloudViewer.org
// SPDX-License-Identifier: MIT
// ----------------------------------------------------------------------------
 
#include "Window.h"
#include "ui_Window.h"
 
#include <QDebug>
#include <QSimpleUpdater.h>
 
//==============================================================================
// Define the URL of the Update Definitions file
//==============================================================================
 
static const QString DEFS_URL = "https://raw.githubusercontent.com/"
                                "alex-spataru/QSimpleUpdater/master/tutorial/"
                                "definitions/updates.json";
 
//==============================================================================
// Window::Window
//==============================================================================
 
Window::Window(QWidget *parent)
   : QMainWindow(parent)
{
   m_ui = new Ui::Window;
   m_ui->setupUi(this);
 
   setWindowTitle(qApp->applicationName());
 
   /* QSimpleUpdater is single-instance */
   m_updater = QSimpleUpdater::getInstance();
 
   /* Check for updates when the "Check For Updates" button is clicked */
   connect(m_updater, SIGNAL(checkingFinished(QString)), this, SLOT(updateChangelog(QString)));
   connect(m_updater, SIGNAL(appcastDownloaded(QString, QByteArray)), this, SLOT(displayAppcast(QString, QByteArray)));
 
   /* React to button clicks */
   connect(m_ui->resetButton, SIGNAL(clicked()), this, SLOT(resetFields()));
   connect(m_ui->closeButton, SIGNAL(clicked()), this, SLOT(close()));
   connect(m_ui->checkButton, SIGNAL(clicked()), this, SLOT(checkForUpdates()));
 
   /* Resize the dialog to fit */
   setMinimumSize(minimumSizeHint());
   resize(minimumSizeHint());
 
   /* Reset the UI state */
   resetFields();
}
 
//==============================================================================
// Window::~Window
//==============================================================================
 
Window::~Window()
{
   delete m_ui;
}
 
//==============================================================================
// Window::checkForUpdates
//==============================================================================
 
void Window::resetFields()
{
   m_ui->installedVersion->setText("0.1");
   m_ui->customAppcast->setChecked(false);
   m_ui->enableDownloader->setChecked(true);
   m_ui->showAllNotifcations->setChecked(false);
   m_ui->showUpdateNotifications->setChecked(true);
   m_ui->mandatoryUpdate->setChecked(false);
}
 
//==============================================================================
// Window::checkForUpdates
//==============================================================================
 
void Window::checkForUpdates()
{
   /* Get settings from the UI */
   QString version = m_ui->installedVersion->text();
   bool customAppcast = m_ui->customAppcast->isChecked();
   bool downloaderEnabled = m_ui->enableDownloader->isChecked();
   bool notifyOnFinish = m_ui->showAllNotifcations->isChecked();
   bool notifyOnUpdate = m_ui->showUpdateNotifications->isChecked();
   bool mandatoryUpdate = m_ui->mandatoryUpdate->isChecked();
 
   /* Apply the settings */
   m_updater->setModuleVersion(DEFS_URL, version);
   m_updater->setNotifyOnFinish(DEFS_URL, notifyOnFinish);
   m_updater->setNotifyOnUpdate(DEFS_URL, notifyOnUpdate);
   m_updater->setUseCustomAppcast(DEFS_URL, customAppcast);
   m_updater->setDownloaderEnabled(DEFS_URL, downloaderEnabled);
   m_updater->setMandatoryUpdate(DEFS_URL, mandatoryUpdate);
 
   /* Check for updates */
   m_updater->checkForUpdates(DEFS_URL);
}
 
//==============================================================================
// Window::updateChangelog
//==============================================================================
 
void Window::updateChangelog(const QString &url)
{
   if (url == DEFS_URL)
      m_ui->changelogText->setText(m_updater->getChangelog(url));
}
 
//==============================================================================
// Window::displayAppcast
//==============================================================================
 
void Window::displayAppcast(const QString &url, const QByteArray &reply)
{
   if (url == DEFS_URL)
   {
      QString text = "This is the downloaded appcast: <p><pre>" + QString::fromUtf8(reply)
          + "</pre></p><p> If you need to store more information on the "
            "appcast (or use another format), just use the "
            "<b>QSimpleUpdater::setCustomAppcast()</b> function. "
            "It allows your application to interpret the appcast "
            "using your code and not QSU's code.</p>";
 
      m_ui->changelogText->setText(text);
   }
}