Integrate undo infrastructure with SoundMacroEditor

Editor/ADSREditor.cpp

@@ -1,6 +1,11 @@
 #include "ADSREditor.hpp"
 
-ADSREditor::ADSREditor(ProjectModel::ADSRNode* node, QWidget* parent)
+bool ADSREditor::loadData(ProjectModel::ADSRNode* node)
+{
+    return false;
+}
+
+ADSREditor::ADSREditor(QWidget* parent)
 : EditorWidget(parent)
 {
 

Editor/ADSREditor.hpp

@@ -7,7 +7,8 @@ class ADSREditor : public EditorWidget
 {
 Q_OBJECT
 public:
-    explicit ADSREditor(ProjectModel::ADSRNode* node, QWidget* parent = Q_NULLPTR);
+    explicit ADSREditor(QWidget* parent = Q_NULLPTR);
+    bool loadData(ProjectModel::ADSRNode* node);
 };
 
 

Editor/Common.hpp

@@ -6,6 +6,9 @@
 #include <QDir>
 #include <QMessageBox>
 
+class MainWindow;
+extern MainWindow* g_MainWindow;
+
 class UIMessenger : public QObject
 {
     Q_OBJECT
@@ -38,4 +41,5 @@ static QLatin1String StringViewToQString(std::string_view sv)
     return QLatin1String(sv.data(), int(sv.size()));
 }
 
+
 #endif //AMUSE_COMMON_HPP

Editor/CurveEditor.cpp

@@ -1,6 +1,11 @@
 #include "CurveEditor.hpp"
 
-CurveEditor::CurveEditor(ProjectModel::CurveNode* node, QWidget* parent)
+bool CurveEditor::loadData(ProjectModel::CurveNode* node)
+{
+    return false;
+}
+
+CurveEditor::CurveEditor(QWidget* parent)
 : EditorWidget(parent)
 {
 

Editor/CurveEditor.hpp

@@ -7,7 +7,8 @@ class CurveEditor : public EditorWidget
 {
 Q_OBJECT
 public:
-    explicit CurveEditor(ProjectModel::CurveNode* node, QWidget* parent = Q_NULLPTR);
+    explicit CurveEditor(QWidget* parent = Q_NULLPTR);
+    bool loadData(ProjectModel::CurveNode* node);
 };
 
 

Editor/EditorWidget.cpp

@@ -1,7 +1,18 @@
 #include "EditorWidget.hpp"
+#include "MainWindow.hpp"
 
 EditorWidget::EditorWidget(QWidget* parent)
 : QWidget(parent)
 {
 
 }
+
+void EditorUndoCommand::undo()
+{
+    g_MainWindow->openEditor(m_node.get());
+}
+
+void EditorUndoCommand::redo()
+{
+    g_MainWindow->openEditor(m_node.get());
+}

Editor/EditorWidget.hpp

@@ -2,15 +2,33 @@
 #define AMUSE_EDITOR_WIDGET_HPP
 
 #include <QWidget>
+#include <QUndoCommand>
+#include <QApplication>
 #include "ProjectModel.hpp"
 
 class EditorWidget : public QWidget
 {
-Q_OBJECT
+    Q_OBJECT
 public:
     explicit EditorWidget(QWidget* parent = Q_NULLPTR);
     virtual bool valid() const { return true; }
+    virtual void unloadData() {}
 };
 
+class EditorUndoCommand : public QUndoCommand
+{
+protected:
+    std::shared_ptr<ProjectModel::INode> m_node;
+    enum class Id
+    {
+        SMChangeVal,
+    };
+public:
+    EditorUndoCommand(std::shared_ptr<ProjectModel::INode> node,
+                      const QString& text, QUndoCommand* parent = nullptr)
+    : QUndoCommand(text, parent), m_node(node) {}
+    void undo();
+    void redo();
+};
 
 #endif //AMUSE_EDITOR_WIDGET_HPP

Editor/KeyboardWidget.cpp

@@ -150,7 +150,8 @@ void KeyboardWidget::_moveOnKey(int octave, int key)
         m_lastOctave = octave;
         m_lastKey = key;
         if (m_statusFocus)
-            m_statusFocus->setMessage(QStringLiteral("%1%2").arg(KeyStrings[key]).arg(octave - 1));
+            m_statusFocus->setMessage(QStringLiteral("%1%2 (%3)").
+                arg(KeyStrings[key]).arg(octave - 1).arg(octave * 12 + key));
         if (m_holding)
             _startKey(octave, key);
     }

Editor/KeymapEditor.cpp

@@ -1,6 +1,11 @@
 #include "KeymapEditor.hpp"
 
-KeymapEditor::KeymapEditor(ProjectModel::KeymapNode* node, QWidget* parent)
+bool KeymapEditor::loadData(ProjectModel::KeymapNode* node)
+{
+    return false;
+}
+
+KeymapEditor::KeymapEditor(QWidget* parent)
 : EditorWidget(parent)
 {
 

Editor/KeymapEditor.hpp

@@ -7,7 +7,8 @@ class KeymapEditor : public EditorWidget
 {
     Q_OBJECT
 public:
-    explicit KeymapEditor(ProjectModel::KeymapNode* node, QWidget* parent = Q_NULLPTR);
+    explicit KeymapEditor(QWidget* parent = Q_NULLPTR);
+    bool loadData(ProjectModel::KeymapNode* node);
 };
 
 

Editor/LayersEditor.cpp

@@ -1,6 +1,11 @@
 #include "LayersEditor.hpp"
 
-LayersEditor::LayersEditor(ProjectModel::LayersNode* node, QWidget* parent)
+bool LayersEditor::loadData(ProjectModel::LayersNode* node)
+{
+    return false;
+}
+
+LayersEditor::LayersEditor(QWidget* parent)
 : EditorWidget(parent)
 {
 

Editor/LayersEditor.hpp

@@ -7,7 +7,8 @@ class LayersEditor : public EditorWidget
 {
     Q_OBJECT
 public:
-    explicit LayersEditor(ProjectModel::LayersNode* node, QWidget* parent = Q_NULLPTR);
+    explicit LayersEditor(QWidget* parent = Q_NULLPTR);
+    bool loadData(ProjectModel::LayersNode* node);
 };
 
 

Editor/MainWindow.cpp

@@ -46,8 +46,13 @@ MainWindow::MainWindow(QWidget* parent)
     connect(quitAction, SIGNAL(triggered()), qApp, SLOT(quit()));
 #endif
 
-    m_ui.actionUndo->setShortcut(QKeySequence::Undo);
+    QAction* undoAction = m_undoStack->createUndoAction(this);
-    m_ui.actionRedo->setShortcut(QKeySequence::Redo);
+    undoAction->setShortcut(QKeySequence::Undo);
+    m_ui.menuEdit->insertAction(m_ui.actionCut, undoAction);
+    QAction* redoAction = m_undoStack->createRedoAction(this);
+    redoAction->setShortcut(QKeySequence::Redo);
+    m_ui.menuEdit->insertAction(m_ui.actionCut, redoAction);
+    m_ui.menuEdit->insertSeparator(m_ui.actionCut);
     m_ui.actionCut->setShortcut(QKeySequence::Cut);
     m_ui.actionCopy->setShortcut(QKeySequence::Copy);
     m_ui.actionPaste->setShortcut(QKeySequence::Paste);
@@ -62,6 +67,21 @@ MainWindow::MainWindow(QWidget* parent)
     m_faceSvg = new QWidget;
     m_faceSvg->setLayout(faceLayout);
     m_ui.editorContents->addWidget(m_faceSvg);
+    m_songGroupEditor = new SongGroupEditor;
+    m_ui.editorContents->addWidget(m_songGroupEditor);
+    m_soundGroupEditor = new SoundGroupEditor;
+    m_ui.editorContents->addWidget(m_soundGroupEditor);
+    m_soundMacroEditor = new SoundMacroEditor;
+    m_ui.editorContents->addWidget(m_soundMacroEditor);
+    m_adsrEditor = new ADSREditor;
+    m_ui.editorContents->addWidget(m_adsrEditor);
+    m_curveEditor = new CurveEditor;
+    m_ui.editorContents->addWidget(m_curveEditor);
+    m_keymapEditor = new KeymapEditor;
+    m_ui.editorContents->addWidget(m_keymapEditor);
+    m_layersEditor = new LayersEditor;
+    m_ui.editorContents->addWidget(m_layersEditor);
+    m_ui.editorContents->setCurrentWidget(m_faceSvg);
 
     connect(m_ui.actionNew_Subproject, SIGNAL(triggered()), this, SLOT(newSubprojectAction()));
     connect(m_ui.actionNew_SFX_Group, SIGNAL(triggered()), this, SLOT(newSFXGroupAction()));
@@ -239,19 +259,14 @@ void MainWindow::startBackgroundTask(const QString& windowTitle, const QString&
 
 bool MainWindow::_setEditor(EditorWidget* editor)
 {
-    while (m_ui.editorContents->currentWidget() != m_faceSvg)
+    if (editor != m_ui.editorContents->currentWidget() &&
+        m_ui.editorContents->currentWidget() != m_faceSvg)
+        static_cast<EditorWidget*>(m_ui.editorContents->currentWidget())->unloadData();
+    if (!editor || !editor->valid())
     {
-        m_ui.editorContents->currentWidget()->deleteLater();
+        m_ui.editorContents->setCurrentWidget(m_faceSvg);
-        m_ui.editorContents->removeWidget(m_ui.editorContents->currentWidget());
-    }
-    if (!editor)
-        return false;
-    if (!editor->valid())
-    {
-        editor->deleteLater();
         return false;
     }
-    m_ui.editorContents->addWidget(editor);
     m_ui.editorContents->setCurrentWidget(editor);
     m_ui.editorContents->update();
     return true;
@@ -259,37 +274,37 @@ bool MainWindow::_setEditor(EditorWidget* editor)
 
 bool MainWindow::openEditor(ProjectModel::SongGroupNode* node)
 {
-    return _setEditor(new SongGroupEditor(node));
+    return _setEditor(m_songGroupEditor->loadData(node) ? m_songGroupEditor : nullptr);
 }
 
 bool MainWindow::openEditor(ProjectModel::SoundGroupNode* node)
 {
-    return _setEditor(new SoundGroupEditor(node));
+    return _setEditor(m_soundGroupEditor->loadData(node) ? m_soundGroupEditor : nullptr);
 }
 
 bool MainWindow::openEditor(ProjectModel::SoundMacroNode* node)
 {
-    return _setEditor(new SoundMacroEditor(node));
+    return _setEditor(m_soundMacroEditor->loadData(node) ? m_soundMacroEditor : nullptr);
 }
 
 bool MainWindow::openEditor(ProjectModel::ADSRNode* node)
 {
-    return _setEditor(new ADSREditor(node));
+    return _setEditor(m_adsrEditor->loadData(node) ? m_adsrEditor : nullptr);
 }
 
 bool MainWindow::openEditor(ProjectModel::CurveNode* node)
 {
-    return _setEditor(new CurveEditor(node));
+    return _setEditor(m_curveEditor->loadData(node) ? m_curveEditor : nullptr);
 }
 
 bool MainWindow::openEditor(ProjectModel::KeymapNode* node)
 {
-    return _setEditor(new KeymapEditor(node));
+    return _setEditor(m_keymapEditor->loadData(node) ? m_keymapEditor : nullptr);
 }
 
 bool MainWindow::openEditor(ProjectModel::LayersNode* node)
 {
-    return _setEditor(new LayersEditor(node));
+    return _setEditor(m_layersEditor->loadData(node) ? m_layersEditor : nullptr);
 }
 
 bool MainWindow::openEditor(ProjectModel::INode* node)
@@ -320,6 +335,11 @@ void MainWindow::closeEditor()
     _setEditor(nullptr);
 }
 
+void MainWindow::pushUndoCommand(QUndoCommand* cmd)
+{
+    m_undoStack->push(cmd);
+}
+
 void MainWindow::newAction()
 {
     QString path = QFileDialog::getSaveFileName(this, tr("New Project"));
@@ -592,10 +612,6 @@ void MainWindow::setMIDIIO()
 
 void MainWindow::onFocusChanged(QWidget* old, QWidget* now)
 {
-    disconnect(m_undoConn);
-    disconnect(m_canUndoConn);
-    disconnect(m_redoConn);
-    disconnect(m_canRedoConn);
     disconnect(m_cutConn);
     disconnect(m_copyConn);
     disconnect(m_pasteConn);
@@ -604,11 +620,6 @@ void MainWindow::onFocusChanged(QWidget* old, QWidget* now)
 
     if (QLineEdit* le = qobject_cast<QLineEdit*>(now))
     {
-        m_undoConn = connect(m_ui.actionUndo, SIGNAL(triggered()), le, SLOT(undo()));
-        m_canUndoConn = connect(le, SIGNAL(textChanged(const QString&)), this, SLOT(onTextEdited()));
-        m_ui.actionUndo->setEnabled(le->isUndoAvailable());
-        m_redoConn = connect(m_ui.actionRedo, SIGNAL(triggered()), le, SLOT(redo()));
-        m_ui.actionRedo->setEnabled(le->isRedoAvailable());
         m_cutConn = connect(m_ui.actionCut, SIGNAL(triggered()), le, SLOT(cut()));
         m_ui.actionCut->setEnabled(le->hasSelectedText());
         m_copyConn = connect(m_ui.actionCopy, SIGNAL(triggered()), le, SLOT(copy()));
@@ -621,13 +632,6 @@ void MainWindow::onFocusChanged(QWidget* old, QWidget* now)
         return;
     }
 
-    m_undoConn = connect(m_ui.actionUndo, SIGNAL(triggered()), m_undoStack, SLOT(undo()));
-    m_canUndoConn = connect(m_undoStack, SIGNAL(canUndoChanged(bool)), m_ui.actionUndo, SLOT(setEnabled(bool)));
-    m_ui.actionUndo->setEnabled(m_undoStack->canUndo());
-    m_redoConn = connect(m_ui.actionRedo, SIGNAL(triggered()), m_undoStack, SLOT(redo()));
-    m_canRedoConn = connect(m_undoStack, SIGNAL(canRedoChanged(bool)), m_ui.actionRedo, SLOT(setEnabled(bool)));
-    m_ui.actionRedo->setEnabled(m_undoStack->canRedo());
-
     if (now == m_ui.projectOutline || m_ui.projectOutline->isAncestorOf(now))
     {
         m_ui.actionCut->setEnabled(false);
@@ -648,15 +652,6 @@ void MainWindow::onFocusChanged(QWidget* old, QWidget* now)
 
 }
 
-void MainWindow::onTextEdited()
-{
-    if (QLineEdit* le = qobject_cast<QLineEdit*>(sender()))
-    {
-        m_ui.actionUndo->setEnabled(le->isUndoAvailable());
-        m_ui.actionRedo->setEnabled(le->isRedoAvailable());
-    }
-}
-
 void MainWindow::onTextSelect()
 {
     if (QLineEdit* le = qobject_cast<QLineEdit*>(sender()))

Editor/MainWindow.hpp

@@ -19,6 +19,13 @@ class MainWindow;
 
 class MainWindow;
 class AudioGroupModel;
+class SongGroupEditor;
+class SoundGroupEditor;
+class SoundMacroEditor;
+class ADSREditor;
+class CurveEditor;
+class KeymapEditor;
+class LayersEditor;
 
 class BackgroundTask : public QObject
 {
@@ -67,6 +74,13 @@ class MainWindow : public QMainWindow
     ProjectModel* m_projectModel = nullptr;
     AudioGroupModel* m_focusAudioGroup = nullptr;
     QWidget* m_faceSvg;
+    SongGroupEditor* m_songGroupEditor = nullptr;
+    SoundGroupEditor* m_soundGroupEditor = nullptr;
+    SoundMacroEditor* m_soundMacroEditor = nullptr;
+    ADSREditor* m_adsrEditor = nullptr;
+    CurveEditor* m_curveEditor = nullptr;
+    KeymapEditor* m_keymapEditor = nullptr;
+    LayersEditor* m_layersEditor = nullptr;
 
     std::unique_ptr<boo::IAudioVoiceEngine> m_voxEngine;
     std::unique_ptr<amuse::BooBackendVoiceAllocator> m_voxAllocator;
@@ -74,10 +88,6 @@ class MainWindow : public QMainWindow
 
     QUndoStack* m_undoStack;
 
-    QMetaObject::Connection m_undoConn;
-    QMetaObject::Connection m_canUndoConn;
-    QMetaObject::Connection m_redoConn;
-    QMetaObject::Connection m_canRedoConn;
     QMetaObject::Connection m_cutConn;
     QMetaObject::Connection m_copyConn;
     QMetaObject::Connection m_pasteConn;
@@ -114,6 +124,8 @@ public:
     bool openEditor(ProjectModel::INode* node);
     void closeEditor();
 
+    void pushUndoCommand(QUndoCommand* cmd);
+
 public slots:
     void newAction();
     void openAction();
@@ -136,7 +148,6 @@ public slots:
     void setMIDIIO();
 
     void onFocusChanged(QWidget* old, QWidget* now);
-    void onTextEdited();
     void onTextSelect();
     void onTextDelete();
 

Editor/MainWindow.ui

@@ -221,9 +221,6 @@
     <property name="title">
      <string>&amp;Edit</string>
     </property>
-    <addaction name="actionUndo"/>
-    <addaction name="actionRedo"/>
-    <addaction name="separator"/>
     <addaction name="actionCut"/>
     <addaction name="actionCopy"/>
     <addaction name="actionPaste"/>
@@ -246,22 +243,6 @@
     <string>&amp;Open Project</string>
    </property>
   </action>
-  <action name="actionUndo">
-   <property name="enabled">
-    <bool>false</bool>
-   </property>
-   <property name="text">
-    <string>&amp;Undo</string>
-   </property>
-  </action>
-  <action name="actionRedo">
-   <property name="enabled">
-    <bool>false</bool>
-   </property>
-   <property name="text">
-    <string>&amp;Redo</string>
-   </property>
-  </action>
   <action name="actionCut">
    <property name="enabled">
     <bool>false</bool>

Editor/ProjectModel.cpp

@@ -11,7 +11,7 @@ QIcon ProjectModel::SoundGroupNode::Icon;
 ProjectModel::ProjectModel(const QString& path, QObject* parent)
 : QAbstractItemModel(parent), m_dir(path)
 {
-    m_root = std::make_unique<RootNode>();
+    m_root = std::make_shared<RootNode>();
 
     GroupNode::Icon = QIcon(":/icons/IconGroup.svg");
     SongGroupNode::Icon = QIcon(":/icons/IconSongGroup.svg");
@@ -102,7 +102,7 @@ void ProjectModel::_resetModelData()
 {
     beginResetModel();
     m_projectDatabase.setIdDatabases();
-    m_root = std::make_unique<RootNode>();
+    m_root = std::make_shared<RootNode>();
     m_root->reserve(m_groups.size());
     for (auto it = m_groups.begin() ; it != m_groups.end() ; ++it)
     {
@@ -150,7 +150,7 @@ void ProjectModel::_resetModelData()
                 {
                     amuse::ITable::Type tp = t.second.get()->Isa();
                     if (tp == amuse::ITable::Type::ADSR || tp == amuse::ITable::Type::ADSRDLS)
-                        col.makeChild<ADSRNode>(t.first, *t.second.get());
+                        col.makeChild<ADSRNode>(t.first, t.second.get());
                 }
             }
             if (curveCount)
@@ -162,7 +162,7 @@ void ProjectModel::_resetModelData()
                 {
                     amuse::ITable::Type tp = t.second.get()->Isa();
                     if (tp == amuse::ITable::Type::Curve)
-                        col.makeChild<CurveNode>(t.first, static_cast<amuse::Curve&>(*t.second.get()));
+                        col.makeChild<CurveNode>(t.first, std::static_pointer_cast<amuse::Curve>(t.second.get()));
                 }
             }
         }

Editor/ProjectModel.hpp

@@ -30,7 +30,7 @@ private:
     std::map<QString, amuse::AudioGroupDatabase> m_groups;
 
 public:
-    class INode
+    class INode : public std::enable_shared_from_this<INode>
     {
     public:
         enum class Type
@@ -48,7 +48,7 @@ public:
         };
     private:
         INode* m_parent;
-        std::vector<std::unique_ptr<INode>> m_children;
+        std::vector<std::shared_ptr<INode>> m_children;
         int m_row;
     public:
         virtual ~INode() = default;
@@ -63,7 +63,7 @@ public:
         template<class T, class... _Args>
         T& makeChild(_Args&&... args)
         {
-            m_children.push_back(std::make_unique<T>(this, m_children.size(), std::forward<_Args>(args)...));
+            m_children.push_back(std::make_shared<T>(this, m_children.size(), std::forward<_Args>(args)...));
             return static_cast<T&>(*m_children.back());
         }
 
@@ -89,32 +89,41 @@ public:
         Type type() const { return Type::Group; }
         QString text() const { return m_it->first; }
         QIcon icon() const { return Icon; }
+
+        std::shared_ptr<GroupNode> shared_from_this()
+        { return std::static_pointer_cast<GroupNode>(INode::shared_from_this()); }
     };
     struct SongGroupNode : INode
     {
         amuse::GroupId m_id;
         QString m_name;
-        amuse::SongGroupIndex& m_index;
+        std::shared_ptr<amuse::SongGroupIndex> m_index;
-        SongGroupNode(INode* parent, int row, amuse::GroupId id, amuse::SongGroupIndex& index)
+        SongGroupNode(INode* parent, int row, amuse::GroupId id, std::shared_ptr<amuse::SongGroupIndex> index)
         : INode(parent, row), m_id(id), m_name(amuse::GroupId::CurNameDB->resolveNameFromId(id).data()), m_index(index) {}
 
         static QIcon Icon;
         Type type() const { return Type::SongGroup; }
         QString text() const { return m_name; }
         QIcon icon() const { return Icon; }
+
+        std::shared_ptr<SongGroupNode> shared_from_this()
+        { return std::static_pointer_cast<SongGroupNode>(INode::shared_from_this()); }
     };
     struct SoundGroupNode : INode
     {
         amuse::GroupId m_id;
         QString m_name;
-        amuse::SFXGroupIndex& m_index;
+        std::shared_ptr<amuse::SFXGroupIndex> m_index;
-        SoundGroupNode(INode* parent, int row, amuse::GroupId id, amuse::SFXGroupIndex& index)
+        SoundGroupNode(INode* parent, int row, amuse::GroupId id, std::shared_ptr<amuse::SFXGroupIndex> index)
         : INode(parent, row), m_id(id), m_name(amuse::GroupId::CurNameDB->resolveNameFromId(id).data()), m_index(index) {}
 
         static QIcon Icon;
         Type type() const { return Type::SoundGroup; }
         QString text() const { return m_name; }
         QIcon icon() const { return Icon; }
+
+        std::shared_ptr<SoundGroupNode> shared_from_this()
+        { return std::static_pointer_cast<SoundGroupNode>(INode::shared_from_this()); }
     };
     struct CollectionNode : INode
     {
@@ -126,19 +135,25 @@ public:
         Type type() const { return Type::Collection; }
         QString text() const { return m_name; }
         QIcon icon() const { return m_icon; }
+
+        std::shared_ptr<CollectionNode> shared_from_this()
+        { return std::static_pointer_cast<CollectionNode>(INode::shared_from_this()); }
     };
     template <class ID, class T, INode::Type TP>
     struct PoolObjectNode : INode
     {
         ID m_id;
         QString m_name;
-        T& m_obj;
+        std::shared_ptr<T> m_obj;
-        PoolObjectNode(INode* parent, int row, ID id, T& obj)
+        PoolObjectNode(INode* parent, int row, ID id, std::shared_ptr<T> obj)
         : INode(parent, row), m_id(id), m_name(ID::CurNameDB->resolveNameFromId(id).data()), m_obj(obj) {}
 
         Type type() const { return TP; }
         QString text() const { return m_name; }
         QIcon icon() const { return {}; }
+
+        std::shared_ptr<PoolObjectNode<ID, T, TP>> shared_from_this()
+        { return std::static_pointer_cast<PoolObjectNode<ID, T, TP>>(INode::shared_from_this()); }
     };
     using SoundMacroNode = PoolObjectNode<amuse::SoundMacroId, amuse::SoundMacro, INode::Type::SoundMacro>;
     using ADSRNode = PoolObjectNode<amuse::TableId, amuse::ITable, INode::Type::ADSR>;
@@ -146,7 +161,7 @@ public:
     using KeymapNode = PoolObjectNode<amuse::KeymapId, amuse::Keymap, INode::Type::Keymap>;
     using LayersNode = PoolObjectNode<amuse::LayersId, std::vector<amuse::LayerMapping>, INode::Type::Layer>;
 
-    std::unique_ptr<RootNode> m_root;
+    std::shared_ptr<RootNode> m_root;
 
     bool m_needsReset = false;
     void _resetModelData();

Editor/SongGroupEditor.cpp

@@ -1,6 +1,11 @@
 #include "SongGroupEditor.hpp"
 
-SongGroupEditor::SongGroupEditor(ProjectModel::SongGroupNode* node, QWidget* parent)
+bool SongGroupEditor::loadData(ProjectModel::SongGroupNode* node)
+{
+    return false;
+}
+
+SongGroupEditor::SongGroupEditor(QWidget* parent)
 : EditorWidget(parent)
 {
 

Editor/SongGroupEditor.hpp

@@ -7,7 +7,8 @@ class SongGroupEditor : public EditorWidget
 {
     Q_OBJECT
 public:
-    explicit SongGroupEditor(ProjectModel::SongGroupNode* node, QWidget* parent = Q_NULLPTR);
+    explicit SongGroupEditor(QWidget* parent = Q_NULLPTR);
+    bool loadData(ProjectModel::SongGroupNode* node);
 };
 
 

Editor/SoundGroupEditor.cpp

@@ -1,6 +1,11 @@
 #include "SoundGroupEditor.hpp"
 
-SoundGroupEditor::SoundGroupEditor(ProjectModel::SoundGroupNode* node, QWidget* parent)
+bool SoundGroupEditor::loadData(ProjectModel::SoundGroupNode* node)
+{
+    return false;
+}
+
+SoundGroupEditor::SoundGroupEditor(QWidget* parent)
 : EditorWidget(parent)
 {
 

Editor/SoundGroupEditor.hpp

@@ -7,7 +7,8 @@ class SoundGroupEditor : public EditorWidget
 {
     Q_OBJECT
 public:
-    explicit SoundGroupEditor(ProjectModel::SoundGroupNode* node, QWidget* parent = Q_NULLPTR);
+    explicit SoundGroupEditor(QWidget* parent = Q_NULLPTR);
+    bool loadData(ProjectModel::SoundGroupNode* node);
 };
 
 

Editor/SoundMacroEditor.cpp

@@ -1,4 +1,5 @@
 #include "SoundMacroEditor.hpp"
+#include "MainWindow.hpp"
 #include <QPainter>
 #include <QPropertyAnimation>
 #include <QGridLayout>
@@ -12,37 +13,65 @@
 CommandWidget::CommandWidget(amuse::SoundMacro::ICmd* cmd, amuse::SoundMacro::CmdOp op, QWidget* parent)
 : QWidget(parent), m_cmd(cmd), m_introspection(amuse::SoundMacro::GetCmdIntrospection(op))
 {
-    m_titleFont.setWeight(QFont::Bold);
+    QFont titleFont = m_titleLabel.font();
+    titleFont.setWeight(QFont::Bold);
+    m_titleLabel.setFont(titleFont);
+    m_titleLabel.setForegroundRole(QPalette::Background);
+    //m_titleLabel.setAutoFillBackground(true);
+    //m_titleLabel.setBackgroundRole(QPalette::Text);
+    m_titleLabel.setContentsMargins(46, 0, 0, 0);
+    m_titleLabel.setFixedHeight(20);
     m_numberText.setTextOption(QTextOption(Qt::AlignRight));
     m_numberText.setTextWidth(25);
     setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Fixed);
-    setMinimumHeight(100);
     m_numberFont.setWeight(QFont::Bold);
     m_numberFont.setStyleHint(QFont::Monospace);
     m_numberFont.setPointSize(16);
 
-    setContentsMargins(54, 4, 0, 4);
+    setContentsMargins(QMargins());
+    setFixedHeight(100);
 
     QVBoxLayout* mainLayout = new QVBoxLayout;
-    mainLayout->addStretch();
+    mainLayout->setContentsMargins(QMargins());
+    mainLayout->setSpacing(0);
+
+    QHBoxLayout* headLayout = new QHBoxLayout;
+    headLayout->setContentsMargins(QMargins());
+    headLayout->setSpacing(0);
+    headLayout->addWidget(&m_titleLabel);
+    if (op != amuse::SoundMacro::CmdOp::End)
+    {
+        m_deleteButton.setFixedSize(21, 21);
+        m_deleteButton.setIcon(QIcon(QStringLiteral(":/icons/IconSoundMacroDelete.svg")));
+        m_deleteButton.setFlat(true);
+        connect(&m_deleteButton, SIGNAL(clicked(bool)), this, SLOT(deleteClicked()));
+        headLayout->addWidget(&m_deleteButton);
+    }
+
+    mainLayout->addLayout(headLayout);
+    mainLayout->addSpacing(8);
 
     QGridLayout* layout = new QGridLayout;
+    layout->setSpacing(6);
+    layout->setContentsMargins(64, 0, 12, 12);
     if (m_introspection)
     {
-        m_titleText.setText(tr(m_introspection->m_name.data()));
+        m_titleLabel.setText(tr(m_introspection->m_name.data()));
+        m_titleLabel.setToolTip(tr(m_introspection->m_description.data()));
         for (int f = 0; f < 7; ++f)
         {
             const amuse::SoundMacro::CmdIntrospection::Field& field = m_introspection->m_fields[f];
             if (!field.m_name.empty())
             {
-                layout->addWidget(new QLabel(tr(field.m_name.data())), 0, f);
+                QString fieldName = tr(field.m_name.data());
-                int value;
+                layout->addWidget(new QLabel(fieldName), 0, f);
                 switch (field.m_tp)
                 {
                 case amuse::SoundMacro::CmdIntrospection::Field::Type::Bool:
                 {
                     QCheckBox* cb = new QCheckBox;
                     cb->setProperty("fieldIndex", f);
+                    cb->setProperty("fieldName", fieldName);
                     cb->setCheckState(amuse::AccessField<bool>(m_cmd, field) ? Qt::Checked : Qt::Unchecked);
                     connect(cb, SIGNAL(stateChanged(int)), this, SLOT(boolChanged(int)));
                     layout->addWidget(cb, 1, f);
@@ -57,6 +86,7 @@ CommandWidget::CommandWidget(amuse::SoundMacro::ICmd* cmd, amuse::SoundMacro::Cm
                 {
                     FieldSpinBox* sb = new FieldSpinBox;
                     sb->setProperty("fieldIndex", f);
+                    sb->setProperty("fieldName", fieldName);
                     sb->setMinimum(int(field.m_min));
                     sb->setMaximum(int(field.m_max));
                     switch (field.m_tp)
@@ -90,9 +120,10 @@ CommandWidget::CommandWidget(amuse::SoundMacro::ICmd* cmd, amuse::SoundMacro::Cm
                 {
                     FieldComboBox* cb = new FieldComboBox;
                     cb->setProperty("fieldIndex", f);
+                    cb->setProperty("fieldName", fieldName);
                     for (int j = 0; j < 4; ++j)
                     {
-                        if (field.m_choices->empty())
+                        if (field.m_choices[j].empty())
                             break;
                         cb->addItem(tr(field.m_choices[j].data()));
                     }
@@ -108,6 +139,8 @@ CommandWidget::CommandWidget(amuse::SoundMacro::ICmd* cmd, amuse::SoundMacro::Cm
         }
     }
     mainLayout->addLayout(layout);
+    layout->setRowMinimumHeight(0, 22);
+    layout->setRowMinimumHeight(1, 37);
     setLayout(mainLayout);
 }
 
@@ -117,6 +150,102 @@ CommandWidget::CommandWidget(amuse::SoundMacro::ICmd* cmd, QWidget* parent)
 CommandWidget::CommandWidget(amuse::SoundMacro::CmdOp op, QWidget* parent)
 : CommandWidget(nullptr, op, parent) {}
 
+class ValChangedUndoCommand : public EditorUndoCommand
+{
+    amuse::SoundMacro::ICmd* m_cmd;
+    const amuse::SoundMacro::CmdIntrospection::Field& m_field;
+    int m_redoVal, m_undoVal;
+    bool m_undid = false;
+public:
+    ValChangedUndoCommand(amuse::SoundMacro::ICmd* cmd, const QString& fieldName,
+                          const amuse::SoundMacro::CmdIntrospection::Field& field,
+                          int redoVal, std::shared_ptr<ProjectModel::SoundMacroNode> node)
+        : EditorUndoCommand(node, QUndoStack::tr("Change %1").arg(fieldName)),
+          m_cmd(cmd), m_field(field), m_redoVal(redoVal) {}
+    void undo()
+    {
+        m_undid = true;
+        switch (m_field.m_tp)
+        {
+        case amuse::SoundMacro::CmdIntrospection::Field::Type::Bool:
+            amuse::AccessField<bool>(m_cmd, m_field) = bool(m_undoVal);
+            break;
+        case amuse::SoundMacro::CmdIntrospection::Field::Type::Int8:
+        case amuse::SoundMacro::CmdIntrospection::Field::Type::Choice:
+            amuse::AccessField<int8_t>(m_cmd, m_field) = int8_t(m_undoVal);
+            break;
+        case amuse::SoundMacro::CmdIntrospection::Field::Type::UInt8:
+            amuse::AccessField<uint8_t>(m_cmd, m_field) = uint8_t(m_undoVal);
+            break;
+        case amuse::SoundMacro::CmdIntrospection::Field::Type::Int16:
+            amuse::AccessField<int16_t>(m_cmd, m_field) = int16_t(m_undoVal);
+            break;
+        case amuse::SoundMacro::CmdIntrospection::Field::Type::UInt16:
+            amuse::AccessField<uint16_t>(m_cmd, m_field) = uint16_t(m_undoVal);
+            break;
+        case amuse::SoundMacro::CmdIntrospection::Field::Type::Int32:
+            amuse::AccessField<int32_t>(m_cmd, m_field) = int32_t(m_undoVal);
+            break;
+        case amuse::SoundMacro::CmdIntrospection::Field::Type::UInt32:
+            amuse::AccessField<uint32_t>(m_cmd, m_field) = uint32_t(m_undoVal);
+            break;
+        default:
+            break;
+        }
+        EditorUndoCommand::undo();
+    }
+    void redo()
+    {
+        switch (m_field.m_tp)
+        {
+        case amuse::SoundMacro::CmdIntrospection::Field::Type::Bool:
+            m_undoVal = amuse::AccessField<bool>(m_cmd, m_field);
+            amuse::AccessField<bool>(m_cmd, m_field) = bool(m_redoVal);
+            break;
+        case amuse::SoundMacro::CmdIntrospection::Field::Type::Int8:
+        case amuse::SoundMacro::CmdIntrospection::Field::Type::Choice:
+            m_undoVal = amuse::AccessField<int8_t>(m_cmd, m_field);
+            amuse::AccessField<int8_t>(m_cmd, m_field) = int8_t(m_redoVal);
+            break;
+        case amuse::SoundMacro::CmdIntrospection::Field::Type::UInt8:
+            m_undoVal = amuse::AccessField<uint8_t>(m_cmd, m_field);
+            amuse::AccessField<uint8_t>(m_cmd, m_field) = uint8_t(m_redoVal);
+            break;
+        case amuse::SoundMacro::CmdIntrospection::Field::Type::Int16:
+            m_undoVal = amuse::AccessField<int16_t>(m_cmd, m_field);
+            amuse::AccessField<int16_t>(m_cmd, m_field) = int16_t(m_redoVal);
+            break;
+        case amuse::SoundMacro::CmdIntrospection::Field::Type::UInt16:
+            m_undoVal = amuse::AccessField<uint16_t>(m_cmd, m_field);
+            amuse::AccessField<uint16_t>(m_cmd, m_field) = uint16_t(m_redoVal);
+            break;
+        case amuse::SoundMacro::CmdIntrospection::Field::Type::Int32:
+            m_undoVal = amuse::AccessField<int32_t>(m_cmd, m_field);
+            amuse::AccessField<int32_t>(m_cmd, m_field) = int32_t(m_redoVal);
+            break;
+        case amuse::SoundMacro::CmdIntrospection::Field::Type::UInt32:
+            m_undoVal = amuse::AccessField<uint32_t>(m_cmd, m_field);
+            amuse::AccessField<uint32_t>(m_cmd, m_field) = uint32_t(m_redoVal);
+            break;
+        default:
+            break;
+        }
+        if (m_undid)
+            EditorUndoCommand::redo();
+    }
+    bool mergeWith(const QUndoCommand* other)
+    {
+        if (other->id() == id() && m_cmd == static_cast<const ValChangedUndoCommand*>(other)->m_cmd &&
+            &m_field == &static_cast<const ValChangedUndoCommand*>(other)->m_field)
+        {
+            m_redoVal = static_cast<const ValChangedUndoCommand*>(other)->m_redoVal;
+            return true;
+        }
+        return false;
+    }
+    int id() const { return int(Id::SMChangeVal); }
+};
+
 void CommandWidget::boolChanged(int state)
 {
     if (m_introspection)
@@ -124,7 +253,8 @@ void CommandWidget::boolChanged(int state)
         QCheckBox* cb = static_cast<QCheckBox*>(sender());
         const amuse::SoundMacro::CmdIntrospection::Field& field =
             m_introspection->m_fields[cb->property("fieldIndex").toInt()];
-        amuse::AccessField<bool>(m_cmd, field) = state == Qt::Checked;
+        g_MainWindow->pushUndoCommand(new ValChangedUndoCommand(m_cmd, cb->property("fieldName").toString(), field,
+                                                                state == Qt::Checked, getParent()->m_node));
     }
 }
 
@@ -135,80 +265,40 @@ void CommandWidget::numChanged(int value)
         FieldSpinBox* sb = static_cast<FieldSpinBox*>(sender());
         const amuse::SoundMacro::CmdIntrospection::Field& field =
             m_introspection->m_fields[sb->property("fieldIndex").toInt()];
-        switch (field.m_tp)
+        g_MainWindow->pushUndoCommand(new ValChangedUndoCommand(m_cmd, sb->property("fieldName").toString(), field,
+                                                                value, getParent()->m_node));
+    }
+}
+
+void CommandWidget::choiceChanged(int choice)
+{
+    if (m_introspection)
     {
-        case amuse::SoundMacro::CmdIntrospection::Field::Type::Int8:
+        FieldComboBox* cb = static_cast<FieldComboBox*>(sender());
-            amuse::AccessField<int8_t>(m_cmd, field) = int8_t(value);
+        const amuse::SoundMacro::CmdIntrospection::Field& field =
-            break;
+            m_introspection->m_fields[cb->property("fieldIndex").toInt()];
-        case amuse::SoundMacro::CmdIntrospection::Field::Type::UInt8:
+        g_MainWindow->pushUndoCommand(new ValChangedUndoCommand(m_cmd, cb->property("fieldName").toString(), field,
-            amuse::AccessField<uint8_t>(m_cmd, field) = uint8_t(value);
+                                                                choice, getParent()->m_node));
-            break;
-        case amuse::SoundMacro::CmdIntrospection::Field::Type::Int16:
-            amuse::AccessField<int16_t>(m_cmd, field) = int16_t(value);
-            break;
-        case amuse::SoundMacro::CmdIntrospection::Field::Type::UInt16:
-            amuse::AccessField<uint16_t>(m_cmd, field) = uint16_t(value);
-            break;
-        case amuse::SoundMacro::CmdIntrospection::Field::Type::Int32:
-            amuse::AccessField<int32_t>(m_cmd, field) = int32_t(value);
-            break;
-        case amuse::SoundMacro::CmdIntrospection::Field::Type::UInt32:
-            amuse::AccessField<uint32_t>(m_cmd, field) = uint32_t(value);
-            break;
-        default:
-            break;
-        }
     }
 }
 
-void CommandWidget::animateOpen()
+void CommandWidget::deleteClicked()
 {
-    int newHeight = 200 + parentWidget()->layout()->spacing();
+    if (m_index != -1)
-    m_animation = new QPropertyAnimation(this, "minimumHeight");
+        if (SoundMacroListing* listing = qobject_cast<SoundMacroListing*>(parentWidget()->parentWidget()))
-    m_animation->setDuration(abs(minimumHeight() - newHeight) * 4);
+            listing->deleteCommand(m_index);
-    m_animation->setStartValue(minimumHeight());
-    m_animation->setEndValue(newHeight);
-    m_animation->setEasingCurve(QEasingCurve::InOutExpo);
-    connect(m_animation, SIGNAL(valueChanged(const QVariant&)), parentWidget(), SLOT(update()));
-    connect(m_animation, SIGNAL(destroyed(QObject*)), this, SLOT(animationDestroyed()));
-    m_animation->start(QAbstractAnimation::DeleteWhenStopped);
-}
-
-void CommandWidget::animateClosed()
-{
-    m_animation = new QPropertyAnimation(this, "minimumHeight");
-    m_animation->setDuration(abs(minimumHeight() - 100) * 4);
-    m_animation->setStartValue(minimumHeight());
-    m_animation->setEndValue(100);
-    m_animation->setEasingCurve(QEasingCurve::InOutExpo);
-    connect(m_animation, SIGNAL(valueChanged(const QVariant&)), parentWidget(), SLOT(update()));
-    connect(m_animation, SIGNAL(destroyed(QObject*)), this, SLOT(animationDestroyed()));
-    m_animation->start(QAbstractAnimation::DeleteWhenStopped);
-}
-
-void CommandWidget::snapOpen()
-{
-    if (m_animation)
-        m_animation->stop();
-    setMinimumHeight(200 + parentWidget()->layout()->spacing());
-}
-
-void CommandWidget::snapClosed()
-{
-    if (m_animation)
-        m_animation->stop();
-    setMinimumHeight(100);
 }
 
 void CommandWidget::setIndex(int index)
 {
+    m_index = index;
     m_numberText.setText(QString::number(index));
     update();
 }
 
-void CommandWidget::animationDestroyed()
+SoundMacroListing* CommandWidget::getParent() const
 {
-    m_animation = nullptr;
+    return qobject_cast<SoundMacroListing*>(parentWidget()->parentWidget());
 }
 
 void CommandWidget::paintEvent(QPaintEvent* event)
@@ -217,8 +307,6 @@ void CommandWidget::paintEvent(QPaintEvent* event)
     QPainter painter(this);
     painter.setRenderHint(QPainter::Antialiasing);
 
-    QTransform mainXf = QTransform::fromTranslate(0, rect().bottom() - 99);
-    painter.setTransform(mainXf);
     QPoint points[] =
     {
         {1, 20},
@@ -248,17 +336,71 @@ void CommandWidget::paintEvent(QPaintEvent* event)
 
     painter.drawRect(17, 51, 32, 32);
 
-    painter.setPen(palette().color(QPalette::Background));
-    painter.setFont(m_titleFont);
-    painter.drawStaticText(40, -1, m_titleText);
-
     QTransform rotate;
     rotate.rotate(-45.0);
-    painter.setTransform(rotate * mainXf);
+    painter.setTransform(rotate);
     painter.setFont(m_numberFont);
+    painter.setPen(palette().color(QPalette::Background));
     painter.drawStaticText(-15, 10, m_numberText);
 }
 
+void CommandWidgetContainer::animateOpen()
+{
+    int newHeight = 200 + parentWidget()->layout()->spacing();
+    m_animation = new QPropertyAnimation(this, "minimumHeight");
+    m_animation->setDuration(abs(minimumHeight() - newHeight) * 4);
+    m_animation->setStartValue(minimumHeight());
+    m_animation->setEndValue(newHeight);
+    m_animation->setEasingCurve(QEasingCurve::InOutExpo);
+    connect(m_animation, SIGNAL(valueChanged(const QVariant&)), parentWidget(), SLOT(update()));
+    connect(m_animation, SIGNAL(destroyed(QObject*)), this, SLOT(animationDestroyed()));
+    m_animation->start(QAbstractAnimation::DeleteWhenStopped);
+}
+
+void CommandWidgetContainer::animateClosed()
+{
+    m_animation = new QPropertyAnimation(this, "minimumHeight");
+    m_animation->setDuration(abs(minimumHeight() - 100) * 4);
+    m_animation->setStartValue(minimumHeight());
+    m_animation->setEndValue(100);
+    m_animation->setEasingCurve(QEasingCurve::InOutExpo);
+    connect(m_animation, SIGNAL(valueChanged(const QVariant&)), parentWidget(), SLOT(update()));
+    connect(m_animation, SIGNAL(destroyed(QObject*)), this, SLOT(animationDestroyed()));
+    m_animation->start(QAbstractAnimation::DeleteWhenStopped);
+}
+
+void CommandWidgetContainer::snapOpen()
+{
+    if (m_animation)
+        m_animation->stop();
+    setMinimumHeight(200 + parentWidget()->layout()->spacing());
+}
+
+void CommandWidgetContainer::snapClosed()
+{
+    if (m_animation)
+        m_animation->stop();
+    setMinimumHeight(100);
+}
+
+void CommandWidgetContainer::animationDestroyed()
+{
+    m_animation = nullptr;
+}
+
+CommandWidgetContainer::CommandWidgetContainer(CommandWidget* child, QWidget* parent)
+: QWidget(parent), m_commandWidget(child)
+{
+    setMinimumHeight(100);
+    setContentsMargins(QMargins());
+    QBoxLayout* outerLayout = new QVBoxLayout;
+    outerLayout->setContentsMargins(QMargins());
+    outerLayout->setSpacing(0);
+    outerLayout->addStretch();
+    outerLayout->addWidget(child);
+    setLayout(outerLayout);
+}
+
 void SoundMacroListing::startAutoscroll(QWidget* source, QMouseEvent* event, int delta)
 {
     if (m_autoscrollTimer == -1)
@@ -298,7 +440,7 @@ void SoundMacroListing::timerEvent(QTimerEvent* event)
 
 bool SoundMacroListing::beginDrag(CommandWidget* widget)
 {
-    int origIdx = m_layout->indexOf(widget);
+    int origIdx = m_layout->indexOf(widget->parentWidget());
     /* Don't allow dragging last command (END command) */
     if (origIdx < 0 || origIdx >= m_layout->count() - 2)
         return false;
@@ -306,7 +448,8 @@ bool SoundMacroListing::beginDrag(CommandWidget* widget)
     {
         // Animate next item open
         m_dragOpenIdx = origIdx;
-        if (CommandWidget* nextItem = qobject_cast<CommandWidget*>(m_layout->itemAt(origIdx + 1)->widget()))
+        if (CommandWidgetContainer* nextItem =
+            qobject_cast<CommandWidgetContainer*>(m_layout->itemAt(origIdx + 1)->widget()))
             nextItem->snapOpen();
     }
     else
@@ -319,24 +462,57 @@ bool SoundMacroListing::beginDrag(CommandWidget* widget)
     return true;
 }
 
-void SoundMacroListing::endDrag(CommandWidget* widget)
+class ReorderCommandsUndoCommand : public EditorUndoCommand
 {
+    int m_a, m_b;
+    bool m_undid = false;
+public:
+    ReorderCommandsUndoCommand(int a, int b, const QString& text, std::shared_ptr<ProjectModel::SoundMacroNode> node)
+    : EditorUndoCommand(node, QUndoStack::tr("Reorder %1").arg(text)), m_a(a), m_b(b) {}
+    void undo()
+    {
+        m_undid = true;
+        std::static_pointer_cast<ProjectModel::SoundMacroNode>(m_node)->
+            m_obj->swapPositions(m_a, m_b);
+        EditorUndoCommand::undo();
+    }
+    void redo()
+    {
+        std::static_pointer_cast<ProjectModel::SoundMacroNode>(m_node)->
+            m_obj->swapPositions(m_a, m_b);
+        if (m_undid)
+            EditorUndoCommand::redo();
+    }
+};
+
+void SoundMacroListing::endDrag()
+{
+    int insertIdx;
     if (m_dragOpenIdx != -1)
     {
-        if (CommandWidget* prevItem = qobject_cast<CommandWidget*>(m_layout->itemAt(m_dragOpenIdx)->widget()))
+        if (CommandWidgetContainer* prevItem =
+            qobject_cast<CommandWidgetContainer*>(m_layout->itemAt(m_dragOpenIdx)->widget()))
             prevItem->snapClosed();
-        m_layout->insertItem(m_dragOpenIdx, m_dragItem);
+        insertIdx = m_dragOpenIdx;
         m_dragOpenIdx = -1;
     }
     else
     {
-        m_layout->insertItem(m_layout->count() - 2, m_dragItem);
+        insertIdx = m_layout->count() - 2;
     }
+
     if (m_prevDragOpen)
     {
         m_prevDragOpen->snapClosed();
         m_prevDragOpen = nullptr;
     }
+
+    if (m_origIdx != insertIdx)
+    {
+        CommandWidget* cmd = static_cast<CommandWidgetContainer*>(m_dragItem->widget())->m_commandWidget;
+        g_MainWindow->pushUndoCommand(new ReorderCommandsUndoCommand(m_origIdx, insertIdx, cmd->getText(), m_node));
+    }
+    m_layout->insertItem(insertIdx, m_dragItem);
     m_dragItem = nullptr;
     stopAutoscroll();
     reindex();
@@ -346,7 +522,8 @@ void SoundMacroListing::cancelDrag()
 {
     if (m_dragOpenIdx != -1)
     {
-        if (CommandWidget* prevItem = qobject_cast<CommandWidget*>(m_layout->itemAt(m_dragOpenIdx)->widget()))
+        if (CommandWidgetContainer* prevItem =
+            qobject_cast<CommandWidgetContainer*>(m_layout->itemAt(m_dragOpenIdx)->widget()))
             prevItem->snapClosed();
         m_dragOpenIdx = -1;
     }
@@ -376,12 +553,14 @@ void SoundMacroListing::_moveDrag(int hoverIdx, const QPoint& pt, QWidget* sourc
     if (hoverIdx != m_dragOpenIdx)
     {
         if (m_dragOpenIdx != -1)
-            if (CommandWidget* prevItem = qobject_cast<CommandWidget*>(m_layout->itemAt(m_dragOpenIdx)->widget()))
+            if (CommandWidgetContainer* prevItem =
+                qobject_cast<CommandWidgetContainer*>(m_layout->itemAt(m_dragOpenIdx)->widget()))
             {
                 m_prevDragOpen = prevItem;
                 prevItem->animateClosed();
             }
-        if (CommandWidget* nextItem = qobject_cast<CommandWidget*>(m_layout->itemAt(hoverIdx)->widget()))
+        if (CommandWidgetContainer* nextItem =
+            qobject_cast<CommandWidgetContainer*>(m_layout->itemAt(hoverIdx)->widget()))
             nextItem->animateOpen();
         m_dragOpenIdx = hoverIdx;
     }
@@ -390,8 +569,9 @@ void SoundMacroListing::_moveDrag(int hoverIdx, const QPoint& pt, QWidget* sourc
 
 void SoundMacroListing::moveDrag(CommandWidget* widget, const QPoint& pt, QWidget* source, QMouseEvent* event)
 {
+    CommandWidgetContainer* container = static_cast<CommandWidgetContainer*>(widget->parentWidget());
     int pitch = 100 + m_layout->spacing();
-    _moveDrag((widget->pos().y() - m_layout->contentsMargins().top() + pitch / 2) / pitch, pt, source, event);
+    _moveDrag((container->pos().y() - m_layout->contentsMargins().top() + pitch / 2) / pitch, pt, source, event);
 }
 
 int SoundMacroListing::moveInsertDrag(const QPoint& pt, QWidget* source, QMouseEvent* event)
@@ -405,7 +585,8 @@ void SoundMacroListing::insertDragout()
 {
     if (m_dragOpenIdx != -1)
     {
-        if (CommandWidget* prevItem = qobject_cast<CommandWidget*>(m_layout->itemAt(m_dragOpenIdx)->widget()))
+        if (CommandWidgetContainer* prevItem =
+            qobject_cast<CommandWidgetContainer*>(m_layout->itemAt(m_dragOpenIdx)->widget()))
         {
             m_prevDragOpen = prevItem;
             prevItem->animateClosed();
@@ -415,40 +596,139 @@ void SoundMacroListing::insertDragout()
     stopAutoscroll();
 }
 
-void SoundMacroListing::insert(amuse::SoundMacro::CmdOp op)
+class InsertCommandUndoCommand : public EditorUndoCommand
 {
-    CommandWidget* newCmd = new CommandWidget(amuse::SoundMacro::MakeCmd(op).release(), this);
+    int m_insertIdx;
+    std::unique_ptr<amuse::SoundMacro::ICmd> m_cmd;
+public:
+    InsertCommandUndoCommand(int insertIdx, const QString& text, std::shared_ptr<ProjectModel::SoundMacroNode> node)
+    : EditorUndoCommand(node, QUndoStack::tr("Insert %1").arg(text)), m_insertIdx(insertIdx) {}
+    void undo()
+    {
+        m_cmd = std::static_pointer_cast<ProjectModel::SoundMacroNode>(m_node)->
+            m_obj->deleteCmd(m_insertIdx);
+        EditorUndoCommand::undo();
+    }
+    void redo()
+    {
+        if (!m_cmd)
+            return;
+        std::static_pointer_cast<ProjectModel::SoundMacroNode>(m_node)->
+            m_obj->insertCmd(m_insertIdx, std::move(m_cmd));
+        m_cmd.reset();
+        EditorUndoCommand::redo();
+    }
+};
+
+void SoundMacroListing::insert(amuse::SoundMacro::CmdOp op, const QString& text)
+{
+    int insertIdx;
     if (m_dragOpenIdx != -1)
     {
-        if (CommandWidget* prevItem = qobject_cast<CommandWidget*>(m_layout->itemAt(m_dragOpenIdx)->widget()))
+        if (CommandWidgetContainer* prevItem =
+            qobject_cast<CommandWidgetContainer*>(m_layout->itemAt(m_dragOpenIdx)->widget()))
             prevItem->snapClosed();
-        m_layout->insertWidget(m_dragOpenIdx, newCmd);
+        insertIdx = m_dragOpenIdx;
         m_dragOpenIdx = -1;
     }
     else
     {
-        m_layout->insertWidget(m_layout->count() - 2, newCmd);
+        insertIdx = m_layout->count() - 2;
     }
+
     if (m_prevDragOpen)
     {
         m_prevDragOpen->snapClosed();
         m_prevDragOpen = nullptr;
     }
+
+    g_MainWindow->pushUndoCommand(new InsertCommandUndoCommand(insertIdx, text, m_node));
+    m_layout->insertWidget(insertIdx,
+        new CommandWidgetContainer(new CommandWidget(m_node->m_obj->insertNewCmd(insertIdx, op))));
+
     stopAutoscroll();
     reindex();
 }
 
+class DeleteCommandUndoCommand : public EditorUndoCommand
+{
+    int m_deleteIdx;
+    std::unique_ptr<amuse::SoundMacro::ICmd> m_cmd;
+    bool m_undid = false;
+public:
+    DeleteCommandUndoCommand(int deleteIdx, const QString& text, std::shared_ptr<ProjectModel::SoundMacroNode> node)
+    : EditorUndoCommand(node, QUndoStack::tr("Delete %1").arg(text)), m_deleteIdx(deleteIdx) {}
+    void undo()
+    {
+        m_undid = true;
+        std::static_pointer_cast<ProjectModel::SoundMacroNode>(m_node)->
+            m_obj->insertCmd(m_deleteIdx, std::move(m_cmd));
+        m_cmd.reset();
+        EditorUndoCommand::undo();
+    }
+    void redo()
+    {
+        m_cmd = std::static_pointer_cast<ProjectModel::SoundMacroNode>(m_node)->
+            m_obj->deleteCmd(m_deleteIdx);
+        if (m_undid)
+            EditorUndoCommand::redo();
+    }
+};
+
+void SoundMacroListing::deleteCommand(int index)
+{
+    QLayoutItem* item = m_layout->takeAt(index);
+    CommandWidget* cmd = static_cast<CommandWidgetContainer*>(item->widget())->m_commandWidget;
+    g_MainWindow->pushUndoCommand(new DeleteCommandUndoCommand(index, cmd->getText(), m_node));
+    item->widget()->deleteLater();
+    delete item;
+    reindex();
+}
+
 void SoundMacroListing::reindex()
 {
     for (int i = 0; i < m_layout->count() - 1; ++i)
-        if (CommandWidget* item = qobject_cast<CommandWidget*>(m_layout->itemAt(i)->widget()))
+        if (CommandWidgetContainer* item =
-            item->setIndex(i);
+            qobject_cast<CommandWidgetContainer*>(m_layout->itemAt(i)->widget()))
+            item->m_commandWidget->setIndex(i);
 }
 
-SoundMacroListing::SoundMacroListing(ProjectModel::SoundMacroNode* node, QWidget* parent)
+void SoundMacroListing::clear()
+{
+    while (m_layout->count() > 2)
+    {
+        QLayoutItem* item = m_layout->takeAt(0);
+        item->widget()->deleteLater();
+        delete item;
+    }
+}
+
+bool SoundMacroListing::loadData(ProjectModel::SoundMacroNode* node)
+{
+    m_node = node->shared_from_this();
+    clear();
+    int i = 0;
+    for (auto& cmd : node->m_obj->m_cmds)
+    {
+        if (cmd->Isa() == amuse::SoundMacro::CmdOp::End)
+            break;
+        m_layout->insertWidget(i++, new CommandWidgetContainer(new CommandWidget(cmd.get())));
+    }
+    reindex();
+    return true;
+}
+
+void SoundMacroListing::unloadData()
+{
+    m_node.reset();
+    clear();
+    reindex();
+}
+
+SoundMacroListing::SoundMacroListing(QWidget* parent)
 : QWidget(parent), m_layout(new QVBoxLayout)
 {
-    m_layout->addWidget(new CommandWidget(amuse::SoundMacro::CmdOp::End, this));
+    m_layout->addWidget(new CommandWidgetContainer(new CommandWidget(amuse::SoundMacro::CmdOp::End)));
     m_layout->addStretch();
     setLayout(m_layout);
     reindex();
@@ -456,17 +736,16 @@ SoundMacroListing::SoundMacroListing(ProjectModel::SoundMacroNode* node, QWidget
 
 CatalogueItem::CatalogueItem(amuse::SoundMacro::CmdOp op, const QString& name,
                              const QString& doc, QWidget* parent)
-: QWidget(parent), m_op(op)
+: QWidget(parent), m_op(op), m_label(name)
 {
     QHBoxLayout* layout = new QHBoxLayout;
-    QLabel* iconLab = new QLabel;
     QString iconPath = QStringLiteral(":/commands/%1.svg").arg(name);
     if (QFile(iconPath).exists())
-        iconLab->setPixmap(QIcon(iconPath).pixmap(32, 32));
+        m_iconLab.setPixmap(QIcon(iconPath).pixmap(32, 32));
     else
-        iconLab->setPixmap(QIcon(QStringLiteral(":/icons/IconOpen.svg")).pixmap(32, 32));
+        m_iconLab.setPixmap(QIcon(QStringLiteral(":/icons/IconOpen.svg")).pixmap(32, 32));
-    layout->addWidget(iconLab);
+    layout->addWidget(&m_iconLab);
-    layout->addWidget(new QLabel(name));
+    layout->addWidget(&m_label);
     layout->addStretch();
     layout->setContentsMargins(QMargins());
     setLayout(layout);
@@ -478,10 +757,10 @@ CatalogueItem::CatalogueItem(const CatalogueItem& other, QWidget* parent)
 {
     QHBoxLayout* layout = new QHBoxLayout;
     QHBoxLayout* oldLayout = static_cast<QHBoxLayout*>(other.layout());
-    QLabel* iconLab = new QLabel;
+    m_iconLab.setPixmap(*static_cast<QLabel*>(oldLayout->itemAt(0)->widget())->pixmap());
-    iconLab->setPixmap(*static_cast<QLabel*>(oldLayout->itemAt(0)->widget())->pixmap());
+    layout->addWidget(&m_iconLab);
-    layout->addWidget(iconLab);
+    m_label.setText(static_cast<QLabel*>(oldLayout->itemAt(1)->widget())->text());
-    layout->addWidget(new QLabel(static_cast<QLabel*>(oldLayout->itemAt(1)->widget())->text()));
+    layout->addWidget(&m_label);
     layout->addStretch();
     layout->setContentsMargins(QMargins());
     setLayout(layout);
@@ -617,13 +896,14 @@ void SoundMacroEditor::mouseReleaseEvent(QMouseEvent* event)
     if (m_draggedItem)
     {
         amuse::SoundMacro::CmdOp op = m_draggedItem->getCmdOp();
+        QString text = m_draggedItem->getText();
         m_draggedItem->deleteLater();
         m_draggedItem = nullptr;
 
         if (m_listing->parentWidget()->parentWidget()->geometry().contains(event->pos()))
         {
             if (m_dragInsertIdx != -1)
-                m_listing->insert(op);
+                m_listing->insert(op, text);
             else
                 m_listing->insertDragout();
         }
@@ -635,7 +915,7 @@ void SoundMacroEditor::mouseReleaseEvent(QMouseEvent* event)
     }
     else if (m_draggedCmd)
     {
-        m_listing->endDrag(m_draggedCmd);
+        m_listing->endDrag();
         m_draggedCmd = nullptr;
     }
 }
@@ -660,7 +940,8 @@ void SoundMacroEditor::mouseMoveEvent(QMouseEvent* event)
     else if (m_draggedCmd)
     {
         QPoint listingPt = m_listing->mapFrom(this, event->pos());
-        m_draggedCmd->move(m_draggedCmd->x(), listingPt.y() - m_draggedPt.y());
+        CommandWidgetContainer* container = static_cast<CommandWidgetContainer*>(m_draggedCmd->parentWidget());
+        container->move(container->x(), listingPt.y() - m_draggedPt.y());
         if (m_listing->parentWidget()->parentWidget()->geometry().contains(event->pos()))
             m_listing->moveDrag(m_draggedCmd, listingPt, this, event);
         m_listing->update();
@@ -692,13 +973,23 @@ void SoundMacroEditor::catalogueDoubleClicked(QTreeWidgetItem* item, int column)
     {
         amuse::SoundMacro::CmdOp op = cItem->getCmdOp();
         if (op != amuse::SoundMacro::CmdOp::Invalid)
-            m_listing->insert(op);
+            m_listing->insert(op, cItem->getText());
     }
 }
 
-SoundMacroEditor::SoundMacroEditor(ProjectModel::SoundMacroNode* node, QWidget* parent)
+bool SoundMacroEditor::loadData(ProjectModel::SoundMacroNode* node)
+{
+    return m_listing->loadData(node);
+}
+
+void SoundMacroEditor::unloadData()
+{
+    m_listing->unloadData();
+}
+
+SoundMacroEditor::SoundMacroEditor(QWidget* parent)
 : EditorWidget(parent), m_splitter(new QSplitter),
-  m_listing(new SoundMacroListing(node)), m_catalogue(new SoundMacroCatalogue)
+  m_listing(new SoundMacroListing), m_catalogue(new SoundMacroCatalogue)
 {
     {
         QScrollArea* listingScroll = new QScrollArea;

Editor/SoundMacroEditor.hpp

@@ -11,6 +11,7 @@
 #include <QSpinBox>
 #include <QComboBox>
 #include <QTreeWidget>
+#include <QPushButton>
 
 class SoundMacroListing;
 class CatalogueItem;
@@ -41,28 +42,43 @@ class CommandWidget : public QWidget
 {
     Q_OBJECT
     friend class SoundMacroListing;
-    QPropertyAnimation* m_animation = nullptr;
     QFont m_numberFont;
-    QFont m_titleFont;
+    QLabel m_titleLabel;
+    QPushButton m_deleteButton;
     QStaticText m_numberText;
-    QStaticText m_titleText;
+    int m_index = -1;
     amuse::SoundMacro::ICmd* m_cmd;
     const amuse::SoundMacro::CmdIntrospection* m_introspection;
-    void animateOpen();
-    void animateClosed();
-    void snapOpen();
-    void snapClosed();
     void setIndex(int index);
+    SoundMacroListing* getParent() const;
 private slots:
-    void animationDestroyed();
     void boolChanged(int);
     void numChanged(int);
+    void choiceChanged(int);
+    void deleteClicked();
 private:
     CommandWidget(amuse::SoundMacro::ICmd* cmd, amuse::SoundMacro::CmdOp op, QWidget* parent = Q_NULLPTR);
 public:
     CommandWidget(amuse::SoundMacro::ICmd* cmd, QWidget* parent = Q_NULLPTR);
     CommandWidget(amuse::SoundMacro::CmdOp op, QWidget* parent = Q_NULLPTR);
     void paintEvent(QPaintEvent* event);
+    QString getText() const { return m_titleLabel.text(); }
+};
+
+class CommandWidgetContainer : public QWidget
+{
+    Q_OBJECT
+    friend class SoundMacroListing;
+    CommandWidget* m_commandWidget;
+    QPropertyAnimation* m_animation = nullptr;
+    void animateOpen();
+    void animateClosed();
+    void snapOpen();
+    void snapClosed();
+private slots:
+    void animationDestroyed();
+public:
+    CommandWidgetContainer(CommandWidget* child, QWidget* parent = Q_NULLPTR);
 };
 
 class SoundMacroListing : public QWidget
@@ -70,11 +86,12 @@ class SoundMacroListing : public QWidget
     Q_OBJECT
     friend class CommandWidget;
     friend class SoundMacroEditor;
+    std::shared_ptr<ProjectModel::SoundMacroNode> m_node;
     QVBoxLayout* m_layout;
     QLayoutItem* m_dragItem = nullptr;
     int m_origIdx = -1;
     int m_dragOpenIdx = -1;
-    CommandWidget* m_prevDragOpen = nullptr;
+    CommandWidgetContainer* m_prevDragOpen = nullptr;
     int m_autoscrollTimer = -1;
     int m_autoscrollDelta = 0;
     QWidget* m_autoscrollSource = nullptr;
@@ -82,16 +99,20 @@ class SoundMacroListing : public QWidget
     void startAutoscroll(QWidget* source, QMouseEvent* event, int delta);
     void stopAutoscroll();
     bool beginDrag(CommandWidget* widget);
-    void endDrag(CommandWidget* widget);
+    void endDrag();
     void cancelDrag();
     void _moveDrag(int hoverIdx, const QPoint& pt, QWidget* source, QMouseEvent* event);
     void moveDrag(CommandWidget* widget, const QPoint& pt, QWidget* source, QMouseEvent* event);
     int moveInsertDrag(const QPoint& pt, QWidget* source, QMouseEvent* event);
     void insertDragout();
-    void insert(amuse::SoundMacro::CmdOp op);
+    void insert(amuse::SoundMacro::CmdOp op, const QString& text);
+    void deleteCommand(int index);
     void reindex();
+    void clear();
 public:
-    explicit SoundMacroListing(ProjectModel::SoundMacroNode* node, QWidget* parent = Q_NULLPTR);
+    explicit SoundMacroListing(QWidget* parent = Q_NULLPTR);
+    bool loadData(ProjectModel::SoundMacroNode* node);
+    void unloadData();
     void timerEvent(QTimerEvent* event);
 };
 
@@ -99,11 +120,14 @@ class CatalogueItem : public QWidget
 {
     Q_OBJECT
     amuse::SoundMacro::CmdOp m_op;
+    QLabel m_iconLab;
+    QLabel m_label;
 public:
     explicit CatalogueItem(amuse::SoundMacro::CmdOp op, const QString& name,
                            const QString& doc, QWidget* parent = Q_NULLPTR);
     explicit CatalogueItem(const CatalogueItem& other, QWidget* parent = Q_NULLPTR);
     amuse::SoundMacro::CmdOp getCmdOp() const { return m_op; }
+    QString getText() const { return m_label.text(); }
 };
 
 class SoundMacroCatalogue : public QTreeWidget
@@ -130,7 +154,9 @@ class SoundMacroEditor : public EditorWidget
     void beginCommandDrag(CommandWidget* widget, const QPoint& eventPt, const QPoint& pt);
     void beginCatalogueDrag(CatalogueItem* item, const QPoint& eventPt, const QPoint& pt);
 public:
-    explicit SoundMacroEditor(ProjectModel::SoundMacroNode* node, QWidget* parent = Q_NULLPTR);
+    explicit SoundMacroEditor(QWidget* parent = Q_NULLPTR);
+    bool loadData(ProjectModel::SoundMacroNode* node);
+    void unloadData();
 
     void mousePressEvent(QMouseEvent* event);
     void mouseReleaseEvent(QMouseEvent* event);

Editor/main.cpp

@@ -51,6 +51,8 @@ public:
     std::shared_ptr<boo::IWindow> newWindow(boo::SystemStringView title) { return {}; }
 };
 
+MainWindow* g_MainWindow = nullptr;
+
 int main(int argc, char* argv[])
 {
 #if (QT_VERSION >= QT_VERSION_CHECK(5, 6, 0))
@@ -97,6 +99,7 @@ int main(int argc, char* argv[])
         a.installTranslator(&translator);
 
     MainWindow w;
+    g_MainWindow = &w;
     w.show();
     return a.exec();
 }

Editor/resources/IconSoundMacroDelete.svg

@@ -0,0 +1,78 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="20"
+   height="20"
+   viewBox="0 0 5.2916665 5.2916668"
+   version="1.1"
+   id="svg8"
+   inkscape:version="0.92.2 2405546, 2018-03-11"
+   sodipodi:docname="IconSoundMacroDelete.svg">
+  <defs
+     id="defs2" />
+  <sodipodi:namedview
+     id="base"
+     pagecolor="#7f7f7f"
+     bordercolor="#666666"
+     borderopacity="1.0"
+     inkscape:pageopacity="0"
+     inkscape:pageshadow="2"
+     inkscape:zoom="16.12"
+     inkscape:cx="4.9858624"
+     inkscape:cy="10.149308"
+     inkscape:document-units="px"
+     inkscape:current-layer="layer1"
+     showgrid="true"
+     units="px"
+     inkscape:window-width="1280"
+     inkscape:window-height="877"
+     inkscape:window-x="80"
+     inkscape:window-y="214"
+     inkscape:window-maximized="0">
+    <inkscape:grid
+       type="xygrid"
+       id="grid817"
+       empspacing="0"
+       spacingx="0.52916666"
+       spacingy="0.52916666"
+       visible="true" />
+  </sodipodi:namedview>
+  <metadata
+     id="metadata5">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title></dc:title>
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <g
+     inkscape:label="Layer 1"
+     inkscape:groupmode="layer"
+     id="layer1"
+     transform="translate(0,-291.70832)">
+    <path
+       style="fill:none;stroke:#353535;stroke-width:0.52916664;stroke-linecap:round;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1"
+       d="m 1.0583333,292.76665 3.175,3.175"
+       id="path10"
+       inkscape:connector-curvature="0"
+       sodipodi:nodetypes="cc" />
+    <path
+       sodipodi:nodetypes="cc"
+       inkscape:connector-curvature="0"
+       id="path819"
+       d="m 4.2333333,292.76665 -3.175,3.175"
+       style="fill:none;stroke:#353535;stroke-width:0.52916664;stroke-linecap:round;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1" />
+  </g>
+</svg>

Editor/resources/lang_de.ts

@@ -34,7 +34,7 @@
         <translation>&amp;Bearbeiten</translation>
     </message>
     <message>
-        <location line="+19"/>
+        <location line="+16"/>
         <source>&amp;New Project</source>
         <translation>&amp;Neues Projekt</translation>
     </message>
@@ -44,14 +44,12 @@
         <translation>&amp;Offenes Projekt</translation>
     </message>
     <message>
-        <location line="+8"/>
         <source>&amp;Undo</source>
-        <translation>&amp;Rückgängig machen</translation>
+        <translation type="vanished">&amp;Rückgängig machen</translation>
     </message>
     <message>
-        <location line="+8"/>
         <source>&amp;Redo</source>
-        <translation>&amp; Wiederholen</translation>
+        <translation type="vanished">&amp; Wiederholen</translation>
     </message>
     <message>
         <location line="+8"/>
@@ -154,7 +152,7 @@
         <translation>Verlassen</translation>
     </message>
     <message>
-        <location line="+86"/>
+        <location line="+106"/>
         <source>The directory at &apos;%1&apos; must exist for the Amuse editor.</source>
         <translation>Das Verzeichnis unter &apos;% 1&apos; muss für den Amuse-Editor vorhanden sein.</translation>
     </message>
@@ -339,10 +337,33 @@
         <translation>Kann kein Verzeichnis erstellen</translation>
     </message>
 </context>
+<context>
+    <name>QUndoStack</name>
+    <message>
+        <location filename="../SoundMacroEditor.cpp" line="+163"/>
+        <source>Change %1</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <location line="+308"/>
+        <source>Reorder %1</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <location line="+134"/>
+        <source>Insert %1</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <location line="+55"/>
+        <source>Delete %1</source>
+        <translation type="unfinished"></translation>
+    </message>
+</context>
 <context>
     <name>SoundMacroCatalogue</name>
     <message>
-        <location filename="../SoundMacroEditor.cpp" line="+492"/>
+        <location line="+111"/>
         <source>Control</source>
         <translation>Steuerung</translation>
     </message>

Editor/resources/resources.qrc

@@ -19,6 +19,7 @@
         <file>IconNewADSR.svg</file>
         <file>IconCurve.svg</file>
         <file>IconNewCurve.svg</file>
+        <file>IconSoundMacroDelete.svg</file>
     </qresource>
     <qresource prefix="/bg">
         <file>FaceGrey.svg</file>

include/amuse/AudioGroupPool.hpp

@@ -1131,6 +1131,27 @@ struct SoundMacro
 
     template <athena::Endian DNAE>
     void readCmds(athena::io::IStreamReader& r, uint32_t size);
+
+    ICmd* insertNewCmd(int idx, CmdOp op)
+    {
+        return m_cmds.insert(m_cmds.begin() + idx, MakeCmd(op))->get();
+    }
+    ICmd* insertCmd(int idx, std::unique_ptr<ICmd>&& cmd)
+    {
+        return m_cmds.insert(m_cmds.begin() + idx, std::move(cmd))->get();
+    }
+    std::unique_ptr<ICmd> deleteCmd(int idx)
+    {
+        std::unique_ptr<ICmd> ret = std::move(m_cmds[idx]);
+        m_cmds.erase(m_cmds.begin() + idx);
+        return ret;
+    }
+    void swapPositions(int a, int b)
+    {
+        if (a == b)
+            return;
+        std::swap(m_cmds[a], m_cmds[b]);
+    }
 };
 
 template <typename T>
@@ -1316,10 +1337,10 @@ struct LayerMapping : BigDNA
 /** Database of functional objects within Audio Group */
 class AudioGroupPool
 {
-    std::unordered_map<SoundMacroId, SoundMacro> m_soundMacros;
+    std::unordered_map<SoundMacroId, std::shared_ptr<SoundMacro>> m_soundMacros;
-    std::unordered_map<TableId, std::unique_ptr<ITable>> m_tables;
+    std::unordered_map<TableId, std::shared_ptr<ITable>> m_tables;
-    std::unordered_map<KeymapId, Keymap> m_keymaps;
+    std::unordered_map<KeymapId, std::shared_ptr<Keymap>> m_keymaps;
-    std::unordered_map<LayersId, std::vector<LayerMapping>> m_layers;
+    std::unordered_map<LayersId, std::shared_ptr<std::vector<LayerMapping>>> m_layers;
 
     template <athena::Endian DNAE>
     static AudioGroupPool _AudioGroupPool(athena::io::IStreamReader& r);
@@ -1328,14 +1349,14 @@ public:
     static AudioGroupPool CreateAudioGroupPool(const AudioGroupData& data);
     static AudioGroupPool CreateAudioGroupPool(SystemStringView groupPath);
 
-    const std::unordered_map<SoundMacroId, SoundMacro>& soundMacros() const { return m_soundMacros; }
+    const std::unordered_map<SoundMacroId, std::shared_ptr<SoundMacro>>& soundMacros() const { return m_soundMacros; }
-    const std::unordered_map<TableId, std::unique_ptr<ITable>>& tables() const { return m_tables; }
+    const std::unordered_map<TableId, std::shared_ptr<ITable>>& tables() const { return m_tables; }
-    const std::unordered_map<KeymapId, Keymap>& keymaps() const { return m_keymaps; }
+    const std::unordered_map<KeymapId, std::shared_ptr<Keymap>>& keymaps() const { return m_keymaps; }
-    const std::unordered_map<LayersId, std::vector<LayerMapping>>& layers() const { return m_layers; }
+    const std::unordered_map<LayersId, std::shared_ptr<std::vector<LayerMapping>>>& layers() const { return m_layers; }
-    std::unordered_map<SoundMacroId, SoundMacro>& soundMacros() { return m_soundMacros; }
+    std::unordered_map<SoundMacroId, std::shared_ptr<SoundMacro>>& soundMacros() { return m_soundMacros; }
-    std::unordered_map<TableId, std::unique_ptr<ITable>>& tables() { return m_tables; }
+    std::unordered_map<TableId, std::shared_ptr<ITable>>& tables() { return m_tables; }
-    std::unordered_map<KeymapId, Keymap>& keymaps() { return m_keymaps; }
+    std::unordered_map<KeymapId, std::shared_ptr<Keymap>>& keymaps() { return m_keymaps; }
-    std::unordered_map<LayersId, std::vector<LayerMapping>>& layers() { return m_layers; }
+    std::unordered_map<LayersId, std::shared_ptr<std::vector<LayerMapping>>>& layers() { return m_layers; }
 
     const SoundMacro* soundMacro(ObjectId id) const;
     const Keymap* keymap(ObjectId id) const;

include/amuse/AudioGroupProject.hpp

@@ -180,8 +180,8 @@ struct SFXGroupIndex : AudioGroupIndex
 /** Collection of SongGroup and SFXGroup indexes */
 class AudioGroupProject
 {
-    std::unordered_map<GroupId, SongGroupIndex> m_songGroups;
+    std::unordered_map<GroupId, std::shared_ptr<SongGroupIndex>> m_songGroups;
-    std::unordered_map<GroupId, SFXGroupIndex> m_sfxGroups;
+    std::unordered_map<GroupId, std::shared_ptr<SFXGroupIndex>> m_sfxGroups;
 
     AudioGroupProject(athena::io::IStreamReader& r, GCNDataTag);
     template <athena::Endian DNAE>
@@ -199,10 +199,10 @@ public:
     const SongGroupIndex* getSongGroupIndex(int groupId) const;
     const SFXGroupIndex* getSFXGroupIndex(int groupId) const;
 
-    const std::unordered_map<GroupId, SongGroupIndex>& songGroups() const { return m_songGroups; }
+    const std::unordered_map<GroupId, std::shared_ptr<SongGroupIndex>>& songGroups() const { return m_songGroups; }
-    const std::unordered_map<GroupId, SFXGroupIndex>& sfxGroups() const { return m_sfxGroups; }
+    const std::unordered_map<GroupId, std::shared_ptr<SFXGroupIndex>>& sfxGroups() const { return m_sfxGroups; }
-    std::unordered_map<GroupId, SongGroupIndex>& songGroups() { return m_songGroups; }
+    std::unordered_map<GroupId, std::shared_ptr<SongGroupIndex>>& songGroups() { return m_songGroups; }
-    std::unordered_map<GroupId, SFXGroupIndex>& sfxGroups() { return m_sfxGroups; }
+    std::unordered_map<GroupId, std::shared_ptr<SFXGroupIndex>>& sfxGroups() { return m_sfxGroups; }
 
     bool toYAML(SystemStringView groupPath) const;
 

include/amuse/Engine.hpp

@@ -49,7 +49,7 @@ class Engine
     std::list<std::weak_ptr<Studio>> m_activeStudios; /* lifetime dependent on contributing audio entities */
     bool m_defaultStudioReady = false;
     std::shared_ptr<Studio> m_defaultStudio;
-    std::unordered_map<uint16_t, std::tuple<AudioGroup*, int, const SFXGroupIndex::SFXEntry*>> m_sfxLookup;
+    std::unordered_map<SFXId, std::tuple<AudioGroup*, int, const SFXGroupIndex::SFXEntry*>> m_sfxLookup;
     std::linear_congruential_engine<uint32_t, 0x41c64e6d, 0x3039, UINT32_MAX> m_random;
     int m_nextVid = 0;
     float m_masterVolume = 1.f;

lib/AudioGroupPool.cpp

@@ -107,8 +107,9 @@ AudioGroupPool AudioGroupPool::_AudioGroupPool(athena::io::IStreamReader& r)
             ObjectHeader<DNAE> objHead;
             atInt64 startPos = r.position();
             objHead.read(r);
-            SoundMacro& macro = ret.m_soundMacros[objHead.objectId.id];
+            auto& macro = ret.m_soundMacros[objHead.objectId.id];
-            macro.readCmds<DNAE>(r, objHead.size - 8);
+            macro = std::make_shared<SoundMacro>();
+            macro->template readCmds<DNAE>(r, objHead.size - 8);
             r.seek(startPos + objHead.size, athena::Begin);
         }
     }
@@ -125,15 +126,15 @@ AudioGroupPool AudioGroupPool::_AudioGroupPool(athena::io::IStreamReader& r)
             switch (objHead.size)
             {
             case 0x10:
-                ptr = std::make_unique<ADSR>();
+                ptr = std::make_shared<ADSR>();
                 static_cast<ADSR&>(*ptr).read(r);
                 break;
             case 0x1c:
-                ptr = std::make_unique<ADSRDLS>();
+                ptr = std::make_shared<ADSRDLS>();
                 static_cast<ADSRDLS&>(*ptr).read(r);
                 break;
             default:
-                ptr = std::make_unique<Curve>();
+                ptr = std::make_shared<Curve>();
                 static_cast<Curve&>(*ptr).data.resize(objHead.size - 8);
                 r.readUBytesToBuf(&static_cast<Curve&>(*ptr).data[0], objHead.size - 8);
                 break;
@@ -152,7 +153,7 @@ AudioGroupPool AudioGroupPool::_AudioGroupPool(athena::io::IStreamReader& r)
             objHead.read(r);
             KeymapDNA<DNAE> kmData;
             kmData.read(r);
-            ret.m_keymaps[objHead.objectId.id] = kmData;
+            *ret.m_keymaps[objHead.objectId.id] = kmData;
             r.seek(startPos + objHead.size, athena::Begin);
         }
     }
@@ -165,7 +166,7 @@ AudioGroupPool AudioGroupPool::_AudioGroupPool(athena::io::IStreamReader& r)
             ObjectHeader<DNAE> objHead;
             atInt64 startPos = r.position();
             objHead.read(r);
-            std::vector<LayerMapping>& lm = ret.m_layers[objHead.objectId.id];
+            std::vector<LayerMapping>& lm = *ret.m_layers[objHead.objectId.id];
             uint32_t count;
             athena::io::Read<athena::io::PropType::None>::Do<decltype(count), DNAE>({}, count, r);
             lm.reserve(count);
@@ -210,7 +211,6 @@ AudioGroupPool AudioGroupPool::CreateAudioGroupPool(SystemStringView groupPath)
         {
             if (auto __r = r.enterSubRecord("soundMacros"))
             {
-                ret.m_soundMacros.reserve(r.getCurNode()->m_mapChildren.size());
                 for (const auto& sm : r.getCurNode()->m_mapChildren)
                 {
                     ObjectId macroId = SoundMacroId::CurNameDB->generateId(NameDB::Type::SoundMacro);
@@ -220,7 +220,6 @@ AudioGroupPool AudioGroupPool::CreateAudioGroupPool(SystemStringView groupPath)
 
             if (auto __r = r.enterSubRecord("tables"))
             {
-                ret.m_tables.reserve(r.getCurNode()->m_mapChildren.size());
                 for (const auto& t : r.getCurNode()->m_mapChildren)
                 {
                     if (auto __v = r.enterSubRecord(t.first.c_str()))
@@ -233,7 +232,6 @@ AudioGroupPool AudioGroupPool::CreateAudioGroupPool(SystemStringView groupPath)
 
             if (auto __r = r.enterSubRecord("keymaps"))
             {
-                ret.m_keymaps.reserve(r.getCurNode()->m_mapChildren.size());
                 for (const auto& k : r.getCurNode()->m_mapChildren)
                     if (auto __v = r.enterSubRecord(k.first.c_str()))
                     {
@@ -260,14 +258,15 @@ AudioGroupPool AudioGroupPool::CreateAudioGroupPool(SystemStringView groupPath)
                 ret.m_soundMacros.reserve(r.getCurNode()->m_mapChildren.size());
                 for (const auto& sm : r.getCurNode()->m_mapChildren)
                 {
-                    SoundMacro& smOut = ret.m_soundMacros[SoundMacroId::CurNameDB->resolveIdFromName(sm.first)];
+                    auto& smOut = ret.m_soundMacros[SoundMacroId::CurNameDB->resolveIdFromName(sm.first)];
+                    smOut = std::make_shared<SoundMacro>();
                     size_t cmdCount;
                     if (auto __v = r.enterSubVector(sm.first.c_str(), cmdCount))
                     {
-                        smOut.m_cmds.reserve(cmdCount);
+                        smOut->m_cmds.reserve(cmdCount);
                         for (int c = 0; c < cmdCount; ++c)
                             if (auto __r2 = r.enterSubRecord(nullptr))
-                                smOut.m_cmds.push_back(SoundMacro::CmdDo<MakeCmdOp, std::unique_ptr<SoundMacro::ICmd>>(r));
+                                smOut->m_cmds.push_back(SoundMacro::CmdDo<MakeCmdOp, std::unique_ptr<SoundMacro::ICmd>>(r));
                     }
                 }
             }
@@ -279,26 +278,26 @@ AudioGroupPool AudioGroupPool::CreateAudioGroupPool(SystemStringView groupPath)
                 {
                     if (auto __v = r.enterSubRecord(t.first.c_str()))
                     {
-                        std::unique_ptr<ITable>& tableOut = ret.m_tables[TableId::CurNameDB->resolveIdFromName(t.first)];
+                        auto& tableOut = ret.m_tables[TableId::CurNameDB->resolveIdFromName(t.first)];
                         if (auto __att = r.enterSubRecord("attack"))
                         {
                             __att.leave();
                             if (auto __vta = r.enterSubRecord("velToAttack"))
                             {
                                 __vta.leave();
-                                tableOut = std::make_unique<ADSRDLS>();
+                                tableOut = std::make_shared<ADSRDLS>();
                                 static_cast<ADSRDLS&>(*tableOut).read(r);
                             }
                             else
                             {
-                                tableOut = std::make_unique<ADSR>();
+                                tableOut = std::make_shared<ADSR>();
                                 static_cast<ADSR&>(*tableOut).read(r);
                             }
                         }
                         else if (auto __dat = r.enterSubRecord("data"))
                         {
                             __dat.leave();
-                            tableOut = std::make_unique<Curve>();
+                            tableOut = std::make_shared<Curve>();
                             static_cast<Curve&>(*tableOut).read(r);
                         }
                     }
@@ -310,7 +309,11 @@ AudioGroupPool AudioGroupPool::CreateAudioGroupPool(SystemStringView groupPath)
                 ret.m_keymaps.reserve(r.getCurNode()->m_mapChildren.size());
                 for (const auto& k : r.getCurNode()->m_mapChildren)
                     if (auto __v = r.enterSubRecord(k.first.c_str()))
-                        ret.m_keymaps[KeymapId::CurNameDB->resolveIdFromName(k.first)].read(r);
+                    {
+                        auto& kmOut = ret.m_keymaps[KeymapId::CurNameDB->resolveIdFromName(k.first)];
+                        kmOut = std::make_shared<Keymap>();
+                        kmOut->read(r);
+                    }
             }
 
             if (auto __r = r.enterSubRecord("layers"))
@@ -321,14 +324,15 @@ AudioGroupPool AudioGroupPool::CreateAudioGroupPool(SystemStringView groupPath)
                     size_t mappingCount;
                     if (auto __v = r.enterSubVector(l.first.c_str(), mappingCount))
                     {
-                        std::vector<LayerMapping>& layOut = ret.m_layers[LayersId::CurNameDB->resolveIdFromName(l.first)];
+                        auto& layOut = ret.m_layers[LayersId::CurNameDB->resolveIdFromName(l.first)];
-                        layOut.reserve(mappingCount);
+                        layOut = std::make_shared<std::vector<LayerMapping>>();
+                        layOut->reserve(mappingCount);
                         for (int lm = 0; lm < mappingCount; ++lm)
                         {
                             if (auto __r2 = r.enterSubRecord(nullptr))
                             {
-                                layOut.emplace_back();
+                                layOut->emplace_back();
-                                layOut.back().read(r);
+                                layOut->back().read(r);
                             }
                         }
                     }
@@ -373,7 +377,7 @@ const SoundMacro* AudioGroupPool::soundMacro(ObjectId id) const
     auto search = m_soundMacros.find(id);
     if (search == m_soundMacros.cend())
         return nullptr;
-    return &search->second;
+    return search->second.get();
 }
 
 const Keymap* AudioGroupPool::keymap(ObjectId id) const
@@ -381,7 +385,7 @@ const Keymap* AudioGroupPool::keymap(ObjectId id) const
     auto search = m_keymaps.find(id);
     if (search == m_keymaps.cend())
         return nullptr;
-    return &search->second;
+    return search->second.get();
 }
 
 const std::vector<LayerMapping>* AudioGroupPool::layer(ObjectId id) const
@@ -389,7 +393,7 @@ const std::vector<LayerMapping>* AudioGroupPool::layer(ObjectId id) const
     auto search = m_layers.find(id);
     if (search == m_layers.cend())
         return nullptr;
-    return &search->second;
+    return search->second.get();
 }
 
 const ADSR* AudioGroupPool::tableAsAdsr(ObjectId id) const
@@ -949,7 +953,7 @@ bool AudioGroupPool::toYAML(SystemStringView groupPath) const
             {
                 if (auto __v = w.enterSubVector(SoundMacroId::CurNameDB->resolveNameFromId(p.first).data()))
                 {
-                    for (const auto& c : p.second.get().m_cmds)
+                    for (const auto& c : p.second.get()->m_cmds)
                     {
                         if (auto __r2 = w.enterSubRecord(nullptr))
                         {
@@ -987,7 +991,7 @@ bool AudioGroupPool::toYAML(SystemStringView groupPath) const
                 if (auto __v = w.enterSubRecord(KeymapId::CurNameDB->resolveNameFromId(p.first).data()))
                 {
                     w.setStyle(athena::io::YAMLNodeStyle::Flow);
-                    p.second.get().write(w);
+                    p.second.get()->write(w);
                 }
             }
         }
@@ -1001,7 +1005,7 @@ bool AudioGroupPool::toYAML(SystemStringView groupPath) const
             {
                 if (auto __v = w.enterSubVector(LayersId::CurNameDB->resolveNameFromId(p.first).data()))
                 {
-                    for (const auto& lm : p.second.get())
+                    for (const auto& lm : *p.second.get())
                     {
                         if (auto __r2 = w.enterSubRecord(nullptr))
                         {

lib/AudioGroupProject.cpp

@@ -30,7 +30,8 @@ AudioGroupProject::AudioGroupProject(athena::io::IStreamReader& r, GCNDataTag)
 
         if (header.type == GroupType::Song)
         {
-            SongGroupIndex& idx = m_songGroups[header.groupId];
+            auto& idx = m_songGroups[header.groupId];
+            idx = std::make_shared<SongGroupIndex>();
 
             /* Normal pages */
             r.seek(header.pageTableOff, athena::Begin);
@@ -38,7 +39,7 @@ AudioGroupProject::AudioGroupProject(athena::io::IStreamReader& r, GCNDataTag)
             {
                 SongGroupIndex::PageEntryDNA<athena::Big> entry;
                 entry.read(r);
-                idx.m_normPages[entry.programNo] = entry;
+                idx->m_normPages[entry.programNo] = entry;
             }
 
             /* Drum pages */
@@ -47,7 +48,7 @@ AudioGroupProject::AudioGroupProject(athena::io::IStreamReader& r, GCNDataTag)
             {
                 SongGroupIndex::PageEntryDNA<athena::Big> entry;
                 entry.read(r);
-                idx.m_drumPages[entry.programNo] = entry;
+                idx->m_drumPages[entry.programNo] = entry;
             }
 
             /* MIDI setups */
@@ -56,25 +57,26 @@ AudioGroupProject::AudioGroupProject(athena::io::IStreamReader& r, GCNDataTag)
             {
                 uint16_t songId = r.readUint16Big();
                 r.seek(2, athena::Current);
-                std::array<SongGroupIndex::MIDISetup, 16>& setup = idx.m_midiSetups[songId];
+                std::array<SongGroupIndex::MIDISetup, 16>& setup = idx->m_midiSetups[songId];
                 for (int i = 0; i < 16 ; ++i)
                     setup[i].read(r);
             }
         }
         else if (header.type == GroupType::SFX)
         {
-            SFXGroupIndex& idx = m_sfxGroups[header.groupId];
+            auto& idx = m_sfxGroups[header.groupId];
+            idx = std::make_shared<SFXGroupIndex>();
 
             /* SFX entries */
             r.seek(header.pageTableOff, athena::Begin);
             uint16_t count = r.readUint16Big();
             r.seek(2, athena::Current);
-            idx.m_sfxEntries.reserve(count);
+            idx->m_sfxEntries.reserve(count);
             for (int i = 0; i < count; ++i)
             {
                 SFXGroupIndex::SFXEntryDNA<athena::Big> entry;
                 entry.read(r);
-                idx.m_sfxEntries[entry.sfxId.id] = entry;
+                idx->m_sfxEntries[entry.sfxId.id] = entry;
             }
         }
 
@@ -96,7 +98,8 @@ AudioGroupProject AudioGroupProject::_AudioGroupProject(athena::io::IStreamReade
 
         if (header.type == GroupType::Song)
         {
-            SongGroupIndex& idx = ret.m_songGroups[header.groupId];
+            auto& idx = ret.m_songGroups[header.groupId];
+            idx = std::make_shared<SongGroupIndex>();
 
             if (absOffs)
             {
@@ -106,7 +109,7 @@ AudioGroupProject AudioGroupProject::_AudioGroupProject(athena::io::IStreamReade
                 {
                     SongGroupIndex::PageEntryDNA<DNAE> entry;
                     entry.read(r);
-                    idx.m_normPages[entry.programNo] = entry;
+                    idx->m_normPages[entry.programNo] = entry;
                 }
 
                 /* Drum pages */
@@ -115,7 +118,7 @@ AudioGroupProject AudioGroupProject::_AudioGroupProject(athena::io::IStreamReade
                 {
                     SongGroupIndex::PageEntryDNA<DNAE> entry;
                     entry.read(r);
-                    idx.m_drumPages[entry.programNo] = entry;
+                    idx->m_drumPages[entry.programNo] = entry;
                 }
 
                 /* MIDI setups */
@@ -125,7 +128,7 @@ AudioGroupProject AudioGroupProject::_AudioGroupProject(athena::io::IStreamReade
                     uint16_t songId;
                     athena::io::Read<athena::io::PropType::None>::Do<decltype(songId), DNAE>({}, songId, r);
                     r.seek(2, athena::Current);
-                    std::array<SongGroupIndex::MIDISetup, 16>& setup = idx.m_midiSetups[songId];
+                    std::array<SongGroupIndex::MIDISetup, 16>& setup = idx->m_midiSetups[songId];
                     for (int i = 0; i < 16 ; ++i)
                         setup[i].read(r);
                 }
@@ -138,7 +141,7 @@ AudioGroupProject AudioGroupProject::_AudioGroupProject(athena::io::IStreamReade
                 {
                     SongGroupIndex::MusyX1PageEntryDNA<DNAE> entry;
                     entry.read(r);
-                    idx.m_normPages[entry.programNo] = entry;
+                    idx->m_normPages[entry.programNo] = entry;
                 }
 
                 /* Drum pages */
@@ -147,7 +150,7 @@ AudioGroupProject AudioGroupProject::_AudioGroupProject(athena::io::IStreamReade
                 {
                     SongGroupIndex::MusyX1PageEntryDNA<DNAE> entry;
                     entry.read(r);
-                    idx.m_drumPages[entry.programNo] = entry;
+                    idx->m_drumPages[entry.programNo] = entry;
                 }
 
                 /* MIDI setups */
@@ -157,7 +160,7 @@ AudioGroupProject AudioGroupProject::_AudioGroupProject(athena::io::IStreamReade
                     uint16_t songId;
                     athena::io::Read<athena::io::PropType::None>::Do<decltype(songId), DNAE>({}, songId, r);
                     r.seek(2, athena::Current);
-                    std::array<SongGroupIndex::MIDISetup, 16>& setup = idx.m_midiSetups[songId];
+                    std::array<SongGroupIndex::MIDISetup, 16>& setup = idx->m_midiSetups[songId];
                     for (int i = 0; i < 16 ; ++i)
                     {
                         SongGroupIndex::MusyX1MIDISetup ent;
@@ -169,20 +172,21 @@ AudioGroupProject AudioGroupProject::_AudioGroupProject(athena::io::IStreamReade
         }
         else if (header.type == GroupType::SFX)
         {
-            SFXGroupIndex& idx = ret.m_sfxGroups[header.groupId];
+            auto& idx = ret.m_sfxGroups[header.groupId];
+            idx = std::make_shared<SFXGroupIndex>();
 
             /* SFX entries */
             r.seek(subDataOff + header.pageTableOff, athena::Begin);
             uint16_t count;
             athena::io::Read<athena::io::PropType::None>::Do<decltype(count), DNAE>({}, count, r);
             r.seek(2, athena::Current);
-            idx.m_sfxEntries.reserve(count);
+            idx->m_sfxEntries.reserve(count);
             for (int i = 0; i < count; ++i)
             {
                 SFXGroupIndex::SFXEntryDNA<DNAE> entry;
                 entry.read(r);
                 r.seek(2, athena::Current);
-                idx.m_sfxEntries[entry.sfxId.id] = entry;
+                idx->m_sfxEntries[entry.sfxId.id] = entry;
             }
         }
 
@@ -244,24 +248,25 @@ AudioGroupProject AudioGroupProject::CreateAudioGroupProject(SystemStringView gr
                             continue;
                         GroupId::CurNameDB->registerPair(groupName, groupId);
 
-                        SongGroupIndex& idx = ret.m_songGroups[groupId];
+                        auto& idx = ret.m_songGroups[groupId];
+                        idx = std::make_shared<SongGroupIndex>();
                         if (auto __v2 = r.enterSubRecord("normPages"))
                         {
-                            idx.m_normPages.reserve(r.getCurNode()->m_mapChildren.size());
+                            idx->m_normPages.reserve(r.getCurNode()->m_mapChildren.size());
                             for (const auto& pg : r.getCurNode()->m_mapChildren)
                                 if (auto __r2 = r.enterSubRecord(pg.first.c_str()))
-                                    idx.m_normPages[strtoul(pg.first.c_str(), nullptr, 0)].read(r);
+                                    idx->m_normPages[strtoul(pg.first.c_str(), nullptr, 0)].read(r);
                         }
                         if (auto __v2 = r.enterSubRecord("drumPages"))
                         {
-                            idx.m_drumPages.reserve(r.getCurNode()->m_mapChildren.size());
+                            idx->m_drumPages.reserve(r.getCurNode()->m_mapChildren.size());
                             for (const auto& pg : r.getCurNode()->m_mapChildren)
                                 if (auto __r2 = r.enterSubRecord(pg.first.c_str()))
-                                    idx.m_drumPages[strtoul(pg.first.c_str(), nullptr, 0)].read(r);
+                                    idx->m_drumPages[strtoul(pg.first.c_str(), nullptr, 0)].read(r);
                         }
                         if (auto __v2 = r.enterSubRecord("songs"))
                         {
-                            idx.m_midiSetups.reserve(r.getCurNode()->m_mapChildren.size());
+                            idx->m_midiSetups.reserve(r.getCurNode()->m_mapChildren.size());
                             for (const auto& song : r.getCurNode()->m_mapChildren)
                             {
                                 size_t chanCount;
@@ -273,7 +278,7 @@ AudioGroupProject AudioGroupProject::CreateAudioGroupProject(SystemStringView gr
                                         continue;
                                     SongId::CurNameDB->registerPair(songName, songId);
 
-                                    std::array<SongGroupIndex::MIDISetup, 16>& setup = idx.m_midiSetups[songId];
+                                    std::array<SongGroupIndex::MIDISetup, 16>& setup = idx->m_midiSetups[songId];
                                     for (int i = 0; i < 16 && i < chanCount; ++i)
                                         if (auto __r2 = r.enterSubRecord(nullptr))
                                             setup[i].read(r);
@@ -297,7 +302,8 @@ AudioGroupProject AudioGroupProject::CreateAudioGroupProject(SystemStringView gr
                             continue;
                         GroupId::CurNameDB->registerPair(groupName, groupId);
 
-                        SFXGroupIndex& idx = ret.m_sfxGroups[groupId];
+                        auto& idx = ret.m_sfxGroups[groupId];
+                        idx = std::make_shared<SFXGroupIndex>();
                         for (const auto& sfx : r.getCurNode()->m_mapChildren)
                             if (auto __r2 = r.enterSubRecord(sfx.first.c_str()))
                             {
@@ -306,7 +312,7 @@ AudioGroupProject AudioGroupProject::CreateAudioGroupProject(SystemStringView gr
                                 if (sfxName.empty() || sfxId == 0xffff)
                                     continue;
                                 SFXId::CurNameDB->registerPair(sfxName, sfxId);
-                                idx.m_sfxEntries[sfxId].read(r);
+                                idx->m_sfxEntries[sfxId].read(r);
                             }
                     }
                 }
@@ -513,7 +519,7 @@ const SongGroupIndex* AudioGroupProject::getSongGroupIndex(int groupId) const
 {
     auto search = m_songGroups.find(groupId);
     if (search != m_songGroups.cend())
-        return &search->second;
+        return search->second.get();
     return nullptr;
 }
 
@@ -521,7 +527,7 @@ const SFXGroupIndex* AudioGroupProject::getSFXGroupIndex(int groupId) const
 {
     auto search = m_sfxGroups.find(groupId);
     if (search != m_sfxGroups.cend())
-        return &search->second;
+        return search->second.get();
     return nullptr;
 }
 
@@ -539,11 +545,11 @@ bool AudioGroupProject::toYAML(SystemStringView groupPath) const
                 snprintf(groupString, 64, "%s/0x%04X", GroupId::CurNameDB->resolveNameFromId(p.first).data(), int(p.first.id));
                 if (auto __r = w.enterSubRecord(groupString))
                 {
-                    if (!p.second.get().m_normPages.empty())
+                    if (!p.second.get()->m_normPages.empty())
                     {
                         if (auto __v2 = w.enterSubRecord("normPages"))
                         {
-                            for (const auto& pg : SortUnorderedMap(p.second.get().m_normPages))
+                            for (const auto& pg : SortUnorderedMap(p.second.get()->m_normPages))
                             {
                                 char name[16];
                                 snprintf(name, 16, "%d", pg.first);
@@ -555,11 +561,11 @@ bool AudioGroupProject::toYAML(SystemStringView groupPath) const
                             }
                         }
                     }
-                    if (!p.second.get().m_drumPages.empty())
+                    if (!p.second.get()->m_drumPages.empty())
                     {
                         if (auto __v2 = w.enterSubRecord("drumPages"))
                         {
-                            for (const auto& pg : SortUnorderedMap(p.second.get().m_drumPages))
+                            for (const auto& pg : SortUnorderedMap(p.second.get()->m_drumPages))
                             {
                                 char name[16];
                                 snprintf(name, 16, "%d", pg.first);
@@ -571,11 +577,11 @@ bool AudioGroupProject::toYAML(SystemStringView groupPath) const
                             }
                         }
                     }
-                    if (!p.second.get().m_midiSetups.empty())
+                    if (!p.second.get()->m_midiSetups.empty())
                     {
                         if (auto __v2 = w.enterSubRecord("songs"))
                         {
-                            for (const auto& song : SortUnorderedMap(p.second.get().m_midiSetups))
+                            for (const auto& song : SortUnorderedMap(p.second.get()->m_midiSetups))
                             {
                                 char songString[64];
                                 snprintf(songString, 64, "%s/0x%04X", SongId::CurNameDB->resolveNameFromId(song.first).data(), int(song.first.id));
@@ -604,7 +610,7 @@ bool AudioGroupProject::toYAML(SystemStringView groupPath) const
                 snprintf(groupString, 64, "%s/0x%04X", GroupId::CurNameDB->resolveNameFromId(p.first).data(), int(p.first.id));
                 if (auto __r = w.enterSubRecord(groupString))
                 {
-                    for (const auto& sfx : SortUnorderedMap(p.second.get().m_sfxEntries))
+                    for (const auto& sfx : SortUnorderedMap(p.second.get()->m_sfxEntries))
                     {
                         char sfxString[64];
                         snprintf(sfxString, 64, "%s/0x%04X", SFXId::CurNameDB->resolveNameFromId(sfx.first).data(), int(sfx.first.id));

lib/Engine.cpp

@@ -200,7 +200,7 @@ AudioGroup* Engine::_addAudioGroup(const AudioGroupData& data, std::unique_ptr<A
     /* setup SFX index for contained objects */
     for (const auto& grp : ret->getProj().sfxGroups())
     {
-        const SFXGroupIndex& sfxGroup = grp.second;
+        const SFXGroupIndex& sfxGroup = *grp.second;
         m_sfxLookup.reserve(m_sfxLookup.size() + sfxGroup.m_sfxEntries.size());
         for (const auto& ent : sfxGroup.m_sfxEntries)
             m_sfxLookup[ent.first] = std::make_tuple(ret, grp.first, &ent.second);
@@ -264,7 +264,7 @@ void Engine::removeAudioGroup(const AudioGroupData& data)
     /* teardown SFX index for contained objects */
     for (const auto& pair : grp->getProj().sfxGroups())
     {
-        const SFXGroupIndex& sfxGroup = pair.second;
+        const SFXGroupIndex& sfxGroup = *pair.second;
         for (const auto& pair : sfxGroup.m_sfxEntries)
             m_sfxLookup.erase(pair.first);
     }