Populate group property example with the content

examples/groupproperty/grouppropertycore/CMakeLists.txt

@@ -10,4 +10,6 @@ target_sources(${library_name} PRIVATE
     mainwindow.h
     items.cpp
     items.h
+    widget.cpp
+    widget.h
 )

examples/groupproperty/grouppropertycore/items.cpp

@@ -51,4 +51,10 @@ ParticleItem::ParticleItem() : ModelView::CompoundItem("Particle")
     addProperty<ModelView::VectorItem>("Position");
 }
 
+Model::Model()
+{
+    // register custom item to use with the model
+    registerItem<ParticleItem>();
+}
+
 } // namespace GroupProperty

examples/groupproperty/grouppropertycore/items.h

@@ -12,6 +12,7 @@
 
 #include "mvvm/model/compounditem.h"
 #include "mvvm/model/groupitem.h"
+#include "mvvm/model/sessionmodel.h"
 
 namespace GroupProperty {
 
@@ -57,6 +58,13 @@ class ParticleItem : public ModelView::CompoundItem {
     ParticleItem();
 };
 
+//! Main model of the application.
+
+class Model : public ModelView::SessionModel {
+public:
+    Model();
+};
+
 } // namespace GroupProperty
 
 #endif // GROUPPROPERTYCORE_ITEMS_H

examples/groupproperty/grouppropertycore/mainwindow.cpp

@@ -8,6 +8,7 @@
 // ************************************************************************** //
 
 #include "mainwindow.h"
+#include "widget.h"
 #include <QCoreApplication>
 #include <QSettings>
 
@@ -21,7 +22,7 @@ namespace GroupProperty {
 
 MainWindow::MainWindow()
 {
-    setCentralWidget(new QWidget);
+    setCentralWidget(new Widget);
     initApplication();
 }
 

examples/groupproperty/grouppropertycore/widget.cpp

@@ -0,0 +1,33 @@
+// ************************************************************************** //
+//
+//  Model-view-view-model framework for large GUI applications
+//
+//! @license   GNU General Public License v3 or higher (see COPYING)
+//! @authors   see AUTHORS
+//
+// ************************************************************************** //
+
+#include "widget.h"
+#include "mvvm/widgets/allitemstreeview.h"
+#include "mvvm/widgets/propertytreeview.h"
+#include <QHBoxLayout>
+
+namespace GroupProperty {
+
+Widget::Widget(QWidget* parent)
+    : QWidget(parent)
+    , m_treeView(new ModelView::AllItemsTreeView(&m_model))
+    , m_propertyEditor(new ModelView::PropertyTreeView)
+{
+    auto layout = new QHBoxLayout(this);
+    layout->addWidget(m_treeView);
+    layout->addWidget(m_propertyEditor);
+
+    // populate the model with single ParticleItem
+    auto particleItem = m_model.insertItem<ParticleItem>();
+
+    // and make property editor displaying this item
+    m_propertyEditor->setItem(particleItem);
+}
+
+} // namespace GroupProperty

examples/groupproperty/grouppropertycore/widget.h

@@ -0,0 +1,42 @@
+// ************************************************************************** //
+//
+//  Model-view-view-model framework for large GUI applications
+//
+//! @license   GNU General Public License v3 or higher (see COPYING)
+//! @authors   see AUTHORS
+//
+// ************************************************************************** //
+
+#ifndef GROUPPROPERTYCORE_WIDGET_H
+#define GROUPPROPERTYCORE_WIDGET_H
+
+#include "items.h"
+#include <QWidget>
+
+namespace ModelView {
+class AllItemsTreeView;
+class PropertyTreeView;
+} // namespace ModelView
+
+namespace GroupProperty {
+
+class Model;
+
+//! The widget contains a tree view displaying the model content on the left,
+//! and property editor showing the content of a single ParticleItem on the right.
+
+class Widget : public QWidget {
+    Q_OBJECT
+
+public:
+    Widget(QWidget* parent = nullptr);
+
+private:
+    Model m_model;
+    ModelView::AllItemsTreeView* m_treeView{nullptr};
+    ModelView::PropertyTreeView* m_propertyEditor{nullptr};
+};
+
+} // namespace GroupProperty
+
+#endif // GROUPPROPERTYCORE_WIDGET_H