Added visualization for unclean undo stack. (No safe guard before closing on an unclean stack yet.)

ExpandableItemDelegate.qml

@@ -11,6 +11,7 @@ Item {
     required property string info
     required property int amount
     required property real factor
+    required property string type
 
     property real detailsOpacity: 0
     width: ListView.view.width
@@ -66,7 +67,7 @@ Item {
             }
 
             Text {
-                text: qsTr("Details")
+                text: qsTr("Description")
                 font.bold: true
                 font.pointSize: 9
                 opacity: item.detailsOpacity
@@ -108,6 +109,7 @@ Item {
             anchors {
                 top: moreInfoTitle.bottom
                 bottom: parent.bottom
+                topMargin: 5
             }
             contentHeight: infoText.height
             clip: true
@@ -119,11 +121,18 @@ Item {
                     wrapMode: Text.WordWrap
                     width: details.width
                 }
+
                 Text {
                     id: amountText
                     text: "Amount: " + item.amount
                     wrapMode: Text.WordWrap
-                    width: details.width
+                }
+
+                SpinBox {
+                    value: item.amount
+                    width: 80
+                    height: 25
+                    onValueModified: item.amount = value
                 }
                 Text {
                     id: factorText
@@ -131,6 +140,59 @@ Item {
                     wrapMode: Text.WordWrap
                     width: details.width
                 }
+                SpinBox {
+                    id: spinBox
+                    from: 0
+                    value: decimalToInt(item.factor)
+                    to: decimalToInt(100)
+                    stepSize: decimalFactor
+                    editable: true
+
+                    property int decimals: 2
+                    property real realValue: value / decimalFactor
+                    readonly property int decimalFactor: Math.pow(10, decimals)
+
+                    function decimalToInt(decimal) {
+                        return decimal * decimalFactor
+                    }
+
+                    onValueModified: item.factor = value / decimalFactor
+
+                    validator: DoubleValidator {
+                        bottom: Math.min(spinBox.from, spinBox.to)
+                        top: Math.max(spinBox.from, spinBox.to)
+                        decimals: spinBox.decimals
+                        notation: DoubleValidator.StandardNotation
+                    }
+
+                    textFromValue: function (value, locale) {
+                        return Number(value / decimalFactor).toLocaleString(
+                                    locale, 'f', spinBox.decimals)
+                    }
+
+                    valueFromText: function (text, locale) {
+                        return Math.round(Number.fromLocaleString(
+                                              locale, text) * decimalFactor)
+                    }
+                }
+                Text {
+                    id: typeText
+                    text: "Type: " + item.type
+                    wrapMode: Text.WordWrap
+                }
+
+                ComboBox {
+                    // TODO use model from metadata.h (in some way)
+                    model: ["A", "B", "C", ""]
+                    // BUG type will probably not been updated due to undo/redo step
+                    currentIndex: find(item.type)
+                    Component.onCompleted: currentIndex = find(item.type)
+                    onCurrentTextChanged: {
+                        item.type = currentText
+                    }
+                    width: 80
+                    height: 25
+                }
             }
         }
 

ListPage.qml

@@ -5,18 +5,22 @@ import QtQuick.Controls.Material
 Page {
     id: page
 
+    ColumnLayout {
+        anchors.fill: parent
+
         ListView {
             id: listView
-        anchors.fill: parent
+            Layout.fillWidth: true
+            Layout.fillHeight: true
             focus: true
             clip: true
 
             model: mainModel
-        delegateModelAccess: DelegateModel.ReadWrite
 
             // delegate: ListItemDelegate {}
-        // delegate: ExpandableItemDelegate {}
+            delegate: ExpandableItemDelegate {}
-        delegate: EditableItemDelegate {}
+            // delegate: EditableItemDelegate {}
+            delegateModelAccess: DelegateModel.ReadWrite
 
             header: bannercomponent
             footer: Rectangle {
@@ -25,6 +29,23 @@ Page {
                 gradient: mainGradient
             }
         }
+        Button {
+            Layout.fillWidth: true
+            text: "Undo: " + appUndoStack.undoText
+            enabled: appUndoStack.canUndo
+            onClicked: {
+                appUndoStack.undo()
+            }
+        }
+        Button {
+            Layout.fillWidth: true
+            text: "Redo: " + appUndoStack.redoText
+            enabled: appUndoStack.canRedo
+            onClicked: {
+                appUndoStack.redo()
+            }
+        }
+    }
 
     Component {
         //instantiated when header is processed

Main.qml

@@ -1,13 +1,19 @@
 import QtQuick
+import QtQuick.Controls.Material
 import QtQuick.Layouts
 import QtQml.Models
 
 Window {
+    property bool isDataModified: !appUndoStack.isClean
+
+    property string titleClean: `${Application.name}`
+    property string titleDirty: `${Application.name}` + " *"
+
     id: window
     width: 480
     height: 800
     visible: true
-    title: `${Application.name}`
+    title: appUndoStack.clean ? titleClean : titleDirty
 
     property int fontSize: 16
 
@@ -29,4 +35,18 @@ Window {
         id: listPage
         anchors.fill: parent
     }
+
+    Component.onCompleted: {
+        // core.displayStatusMessage.connect(displayStatusMessage)
+        appUndoStack.cleanChanged.connect(cleanChanged)
+        // core.userConfigChanged.connect(onUserConfigChanged)
+    }
+
+    function cleanChanged() {
+        let clean = appUndoStack.clean
+        console.debug("Clean state changed to: " + clean)
+        // if (!clean) {
+        //     footerText.text = ""
+        // }
+    }
 }

main.cpp

@@ -1,8 +1,9 @@
 #include <QGuiApplication>
 #include <QQmlApplicationEngine>
 #include <QQmlContext>
+#include <QUndoCommand>
 
-#include <model/generalsortfiltermodel.h>
+#include "model/generalsortfiltermodel.h"
 
 #include "genericcore.h"
 
@@ -18,6 +19,7 @@ int main(int argc, char* argv[]) {
   QGuiApplication app(argc, argv);
   std::unique_ptr<GenericCore> core                 = std::make_unique<GenericCore>();
   std::shared_ptr<GeneralSortFilterModel> mainModel = core->getSortFilterModel();
+  QUndoStack* undoStack                             = core->getModelUndoStack();
 
   // qInfo() << "QMLApp Version:" << QMLAPP_VERSION;
   qInfo() << "core->getString():" << core->toString();
@@ -25,6 +27,7 @@ int main(int argc, char* argv[]) {
   QQmlApplicationEngine engine;
   engine.rootContext()->setContextProperty(QStringLiteral("core"), core.get());
   engine.rootContext()->setContextProperty(QStringLiteral("mainModel"), mainModel.get());
+  engine.rootContext()->setContextProperty(QStringLiteral("appUndoStack"), undoStack);
 
   QObject::connect(
       &engine, &QQmlApplicationEngine::objectCreationFailed, &app,