Added support for memory attribute

comdel/display/attribute_dialog.cpp

@@ -57,4 +57,10 @@ void AttributeDialog::onUpdate() {
 
 }
 
+
+    void MemoryDialog::onUpdate() {
+        attributeValue->value = value;
+        accept();
+    }
+
 }

comdel/display/attribute_dialog.h

@@ -64,7 +64,7 @@ public:
             auto* combo = new QComboBox(this);
             auto enumeration = attribute->attribute.getPopup()->getEnumeration();
             for(auto entry: enumeration) {
-                combo->addItem(QString::fromStdString(entry.getName()), QVariant::fromValue(NULL));
+                combo->addItem(QString::fromStdString(entry.getName()));
             }
 
             connect(combo, QOverload<int>::of(&QComboBox::currentIndexChanged), this, &AttributeDialog::onEnumerationChanged);
@@ -144,6 +144,76 @@ public slots:
 
 };
 
+
+    class MemoryDialog: public QDialog {
+        domain::Value value;
+
+        domain::InstanceAttribute* attributeValue;
+        std::vector<std::string> memoryInstances;
+
+    public:
+        MemoryDialog(domain::InstanceAttribute *attribute, std::vector<std::shared_ptr<domain::ComponentInstance>> instances) {
+            memoryInstances = std::vector<std::string>();
+
+            setAttribute(Qt::WA_DeleteOnClose);
+
+            attributeValue = attribute;
+
+            this->setWindowTitle(QString::fromStdString("Izmjeni " + attribute->attribute.getName()));
+
+            for(auto& instance: instances) {
+                if(instance->component.getType() == domain::Component::MEMORY) {
+                    memoryInstances.push_back(instance->name);
+                }
+            }
+
+            auto layout = new QVBoxLayout(this);
+            this->setLayout(layout);
+            auto popup = *attribute->attribute.getPopup();
+
+            layout->addWidget(new QLabel(popup.getTitle().c_str()));
+            layout->addWidget(new QLabel(popup.getText().c_str()));
+
+            value = attribute->value;
+
+            auto* combo = new QComboBox(this);
+            for(auto& entry: memoryInstances) {
+                combo->addItem(QString::fromStdString(entry));
+            }
+            combo->addItem("null");
+
+            connect(combo, QOverload<int>::of(&QComboBox::currentIndexChanged), this, &MemoryDialog::onMemoryChanged);
+            layout->addWidget(combo);
+
+            combo->setCurrentIndex(memoryInstances.size());
+            for(int i=0; i<memoryInstances.size(); i++) {
+                if(attributeValue->value.asMemoryReference().has_value() && attributeValue->value.asMemoryReference() == memoryInstances[i]) {
+                    combo->setCurrentIndex(i);
+                    break;
+                }
+            }
+
+            auto button = new QPushButton("Ažuriraj");
+            connect(button, &QPushButton::clicked, this, &MemoryDialog::onUpdate);
+
+            layout->addWidget(button);
+        }
+
+    public slots:
+
+        void onMemoryChanged(int index) {
+            if(index == memoryInstances.size()) {
+                value = domain::Value::fromMemoryReference(std::nullopt);
+            } else {
+                value = domain::Value::fromMemoryReference(memoryInstances[index]);
+            }
+        }
+
+        void onUpdate();
+
+    };
+
+
     class ErrorDialog: public QDialog {
 
     public:

comdel/display/component_display.cpp

@@ -1,6 +1,7 @@
 #include "component_display.h"
 #include "attribute_dialog.h"
 #include "name_dialog.h"
+#include "mainwindow.h"
 
 #include <QMenu>
 #include <QGraphicsSceneContextMenuEvent>
@@ -22,8 +23,13 @@ void Component::contextMenuEvent(QGraphicsSceneContextMenuEvent *event) {
 
         auto action = menu.addAction(QString::fromStdString("Izmjeni " + attr->name),
                                      [attr]() {
-            auto dialog = new AttributeDialog(attr);
-            dialog->exec();
+            if(attr->value.getType() == domain::Value::MEMORY_REFERENCE) {
+                auto dialog = new MemoryDialog(attr, MainWindow::getSchema()->componentInstances);
+                dialog->exec();
+            } else {
+                auto dialog = new AttributeDialog(attr);
+                dialog->exec();
+            }
         });
         action->setEnabled(enabled);
     }