some more thoughts about state management

qml/Components/Modal.qml

@@ -2,6 +2,7 @@ import QtQuick
 import QtQuick.Controls
 
 Popup {
+    property bool closable: true
     property bool inProgress: false
     property string status: ""
 
@@ -11,7 +12,7 @@ Popup {
     focus: true
     width: column.width + 60
     height: column.height + 60
-    closePolicy: Popup.CloseOnEscape
+    closePolicy: closable ? Popup.CloseOnEscape : Popup.NoAutoClose
     onClosed: inProgress = false
 
     Column {
@@ -32,11 +33,11 @@ Popup {
         Button {
             text: qsTr("Close")
             anchors.horizontalCenter: parent.horizontalCenter
-            visible: !inProgress
+            visible: closable && !inProgress
             onClicked: modal.close()
             focus: true
             Keys.onReturnPressed: {
-                if (!inProgress)
+                if (closable && !inProgress)
                     modal.close()
             }
         }