Pr/check for update

YUViewLib/src/common/Functions.cpp

@@ -264,4 +264,13 @@ std::optional<int> toInt(const std::string_view text)
   return value;
 }
 
+std::optional<int> toInt(const QString &str)
+{
+  bool       ok{};
+  const auto value = str.toInt(&ok);
+  if (ok)
+    return value;
+  return {};
+}
+
 } // namespace functions

YUViewLib/src/common/Functions.h

@@ -81,6 +81,7 @@ template <size_t N> QStringList toQStringList(const std::array<std::string_view,
 
 std::string                   toLower(const std::string_view str);
 std::optional<int>            toInt(const std::string_view str);
+std::optional<int>            toInt(const QString &str);
 std::vector<std::string_view> splitString(const std::string_view str, const char delimiter);
 std::string_view              stripWhitespace(std::string_view str);
 

YUViewLib/src/handler/update/UpdateDialog.cpp

@@ -0,0 +1,83 @@
+/*  This file is part of YUView - The YUV player with advanced analytics toolset
+ *   <https://github.com/IENT/YUView>
+ *   Copyright (C) 2015  Institut für Nachrichtentechnik, RWTH Aachen University, GERMANY
+ *
+ *   This program is free software; you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation; either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   In addition, as a special exception, the copyright holders give
+ *   permission to link the code of portions of this program with the
+ *   OpenSSL library under certain conditions as described in each
+ *   individual source file, and distribute linked combinations including
+ *   the two.
+ *
+ *   You must obey the GNU General Public License in all respects for all
+ *   of the code used other than OpenSSL. If you modify file(s) with this
+ *   exception, you may extend this exception to your version of the
+ *   file(s), but you are not obligated to do so. If you do not wish to do
+ *   so, delete this exception statement from your version. If you delete
+ *   this exception statement from all source files in the program, then
+ *   also delete it here.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "UpdateDialog.h"
+
+#include <common/Typedef.h>
+
+#include <QSettings>
+
+namespace update
+{
+
+UpdateDialog::UpdateDialog(QWidget *parent) : QDialog(parent)
+{
+  ui.setupUi(this);
+
+  // Load the update settings from the QSettings
+  QSettings settings;
+  settings.beginGroup("updates");
+  bool    checkForUpdates = settings.value("checkForUpdates", true).toBool();
+  QString updateBehavior  = settings.value("updateBehavior", "ask").toString();
+  settings.endGroup();
+
+  ui.checkUpdatesGroupBox->setChecked(checkForUpdates);
+  if (updateBehavior == "ask")
+    ui.updateSettingComboBox->setCurrentIndex(1);
+  else if (updateBehavior == "auto")
+    ui.updateSettingComboBox->setCurrentIndex(0);
+
+  connect(ui.cancelButton, &QPushButton::clicked, this, &QDialog::reject);
+
+  if (!UPDATE_FEATURE_ENABLE)
+    // If the update feature is not available, we will grey this out.
+    ui.updateSettingComboBox->setEnabled(false);
+}
+
+void UpdateDialog::on_updateButton_clicked()
+{
+  // The user wants to download/install the update.
+
+  // First save the settings
+  QSettings settings;
+  settings.beginGroup("updates");
+  settings.setValue("checkForUpdates", ui.checkUpdatesGroupBox->isChecked());
+  QString updateBehavior = "ask";
+  if (ui.updateSettingComboBox->currentIndex() == 0)
+    updateBehavior = "auto";
+  settings.setValue("updateBehavior", updateBehavior);
+
+  // The update request was accepted by the user
+  accept();
+}
+
+} // namespace update

YUViewLib/src/handler/update/UpdateDialog.h

@@ -0,0 +1,55 @@
+/*  This file is part of YUView - The YUV player with advanced analytics toolset
+ *   <https://github.com/IENT/YUView>
+ *   Copyright (C) 2015  Institut für Nachrichtentechnik, RWTH Aachen University, GERMANY
+ *
+ *   This program is free software; you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation; either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   In addition, as a special exception, the copyright holders give
+ *   permission to link the code of portions of this program with the
+ *   OpenSSL library under certain conditions as described in each
+ *   individual source file, and distribute linked combinations including
+ *   the two.
+ *
+ *   You must obey the GNU General Public License in all respects for all
+ *   of the code used other than OpenSSL. If you modify file(s) with this
+ *   exception, you may extend this exception to your version of the
+ *   file(s), but you are not obligated to do so. If you do not wish to do
+ *   so, delete this exception statement from your version. If you delete
+ *   this exception statement from all source files in the program, then
+ *   also delete it here.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#include "ui_updateDialog.h"
+
+namespace update
+{
+
+// Ask the user if he wants to update to the new version and how to handle updates in the future.
+class UpdateDialog : public QDialog
+{
+  Q_OBJECT
+
+public:
+  explicit UpdateDialog(QWidget *parent = 0);
+
+private slots:
+  void on_updateButton_clicked();
+
+private:
+  Ui::UpdateDialog ui;
+};
+
+} // namespace update