https option in settings page, and make settings page scrollable

src/app/AppController.cpp

@@ -165,6 +165,24 @@ void AppController::setDeviceType(const QString& type)
     }
 }
 
+bool AppController::https() const
+{
+    return m_settings->https();
+}
+
+void AppController::setHttps(bool enabled)
+{
+    if (m_settings->https() != enabled) {
+        m_settings->setHttps(enabled);
+        emit httpsChanged();
+        
+        LocalSend::InfoDto info = buildInfoDto();
+        m_server->setLocalInfo(info, m_security->fingerprint());
+        m_discovery->setLocalInfo(info, m_security->fingerprint(), m_settings->port(), 
+                                   enabled ? LocalSend::ProtocolType::Https : LocalSend::ProtocolType::Http);
+    }
+}
+
 QVariantList AppController::devices() const
 {
     QVariantList result;

src/app/AppController.h

@@ -34,6 +34,7 @@ class AppController : public QObject
     Q_PROPERTY(int totalReceiveFiles READ totalReceiveFiles NOTIFY receivingChanged)
     Q_PROPERTY(QString currentReceiveSenderAlias READ currentReceiveSenderAlias NOTIFY receivingChanged)
     Q_PROPERTY(QString deviceType READ deviceType WRITE setDeviceType NOTIFY deviceTypeChanged)
+    Q_PROPERTY(bool https READ https WRITE setHttps NOTIFY httpsChanged)
 
 public:
     explicit AppController(QObject* parent = nullptr);
@@ -76,6 +77,9 @@ public:
     QString deviceType() const;
     void setDeviceType(const QString& type);
     
+    bool https() const;
+    void setHttps(bool enabled);
+    
     Q_INVOKABLE void startDiscovery();
     Q_INVOKABLE void stopDiscovery();
     Q_INVOKABLE void refreshDevices();
@@ -116,6 +120,7 @@ signals:
     void receivingChanged();
     void receiveProgressChanged();
     void deviceTypeChanged();
+    void httpsChanged();
 
 private slots:
     void onDeviceDiscovered(const LocalSend::Device& device);

src/app/qml/main.qml

@@ -735,6 +735,16 @@ ApplicationWindow {
                 anchors.margins: 16
                 spacing: 16
 
+                ScrollView {
+                    Layout.fillWidth: true
+                    Layout.fillHeight: true
+                    contentWidth: availableWidth
+                    clip: true
+
+                    ColumnLayout {
+                        width: parent.width
+                        spacing: 16
+
                         GridLayout {
                             columns: 2
                             Layout.fillWidth: true
@@ -825,6 +835,28 @@ ApplicationWindow {
                             }
                         }
 
+                        CheckBox {
+                            id: advancedCheck
+                            Layout.fillWidth: true
+                            text: qsTr("Advanced Options")
+                            checked: false
+                        }
+
+                        GridLayout {
+                            columns: 2
+                            Layout.fillWidth: true
+                            visible: advancedCheck.checked
+
+                            Label { text: qsTr("HTTPS:") }
+                            CheckBox {
+                                id: httpsCheck
+                                checked: appController.https
+                                onCheckedChanged: appController.https = checked
+                            }
+                        }
+                    }
+                }
+
                 FolderDialog {
                     id: folderDialog
                     onAccepted: {
@@ -833,9 +865,8 @@ ApplicationWindow {
                     }
                 }
 
-                Item { Layout.fillHeight: true }
-                
                 Label {
+                    Layout.fillWidth: true
                     text: qsTr("Server Status: %1").arg(appController.serverRunning ? qsTr("Running") : qsTr("Stopped"))
                     color: appController.serverRunning ? "green" : "red"
                 }