Upgrade to qt 6

CMakeLists.txt

@@ -2,6 +2,10 @@ cmake_minimum_required(VERSION 3.10 FATAL_ERROR) # because of c++17
 
 project(amuse)
 
+if(POLICY CMP0072)
+  cmake_policy(SET CMP0072 NEW)
+endif()
+
 if (NOT MSVC)
   set(CMAKE_CXX_STANDARD 20)
   set(CMAKE_CXX_STANDARD_REQUIRED ON)
@@ -159,11 +163,11 @@ if(TARGET boo AND NOT WINDOWS_STORE AND NOT NX)
   endif()
 
   # Editor
-  find_package(Qt5 COMPONENTS Widgets PATHS /usr/local/opt/qt)
-  if (Qt5Widgets_FOUND)
-    message(STATUS "Qt5 found, amuse-gui will be built")
+  find_package(Qt6 COMPONENTS Widgets PATHS /usr/local/opt/qt)
+  if (Qt6Widgets_FOUND)
+    message(STATUS "Qt6 found, amuse-gui will be built")
     add_subdirectory(Editor)
   else()
-    message(STATUS "Qt5 not found, amuse-gui will not be built")
+    message(STATUS "Qt6 not found, amuse-gui will not be built")
   endif()
 endif()

Editor/ADSREditor.cpp

@@ -153,9 +153,9 @@ void ADSRView::mousePressEvent(QMouseEvent* ev) {
       QPointF((width() - 30.0) * ((adTime + 1.0) / totalTime) + 30.0, sustainY),
   };
   const qreal dists[] = {
-      PointDistance(ev->localPos(), points[0]),
-      PointDistance(ev->localPos(), points[1]),
-      PointDistance(ev->localPos(), points[2]),
+      PointDistance(ev->position(), points[0]),
+      PointDistance(ev->position(), points[1]),
+      PointDistance(ev->position(), points[2]),
   };
 
   int minDist = 0;
@@ -196,16 +196,16 @@ void ADSRView::mouseMoveEvent(QMouseEvent* ev) {
   qreal totalTime = adTime + 1.0 + relTime;
 
   if (m_dragPoint == 0) {
-    const qreal newAttack = std::max(0.0, (ev->localPos().x() - 30.0) / (width() - 30.0) * totalTime);
+    const qreal newAttack = std::max(0.0, (ev->position().x() - 30.0) / (width() - 30.0) * totalTime);
     const qreal delta = newAttack - aTime;
     ctrls->setAttackAndDecay(newAttack, std::max(0.0, ctrls->m_decay->value() - delta), m_cycleIdx);
   } else if (m_dragPoint == 1) {
-    const qreal newDecay = std::max(0.0, (ev->localPos().x() - 30.0) * totalTime / (width() - 30.0) - aTime);
-    const qreal newSustain = (-ev->localPos().y() + (height() - 16.0)) / (height() - 16.0);
+    const qreal newDecay = std::max(0.0, (ev->position().x() - 30.0) * totalTime / (width() - 30.0) - aTime);
+    const qreal newSustain = (-ev->position().y() + (height() - 16.0)) / (height() - 16.0);
     ctrls->setDecayAndSustain(newDecay, newSustain * 100.0, m_cycleIdx);
   } else if (m_dragPoint == 2) {
     const qreal newRelease =
-        std::max(0.0, (width() - 30.0) * (adTime + 1.0) / (ev->localPos().x() - 30.0) - (adTime + 1.0));
+        std::max(0.0, (width() - 30.0) * (adTime + 1.0) / (ev->position().x() - 30.0) - (adTime + 1.0));
     ctrls->setRelease(newRelease, m_cycleIdx);
     ctrls->m_release->setValue(newRelease);
   }

Editor/CMakeLists.txt

@@ -7,13 +7,13 @@ set(CMAKE_AUTOUIC ON)
 
 set(CMAKE_INCLUDE_CURRENT_DIR ON)
 
-find_package(Qt5 COMPONENTS LinguistTools Network Qml Svg Widgets Xml REQUIRED)
+find_package(Qt6 COMPONENTS LinguistTools Network Qml SvgWidgets Widgets Xml REQUIRED)
 
 configure_file(resources/translation_res.qrc translation_res.qrc @ONLY)
 set(TRANSLATIONS
   resources/lang_de.ts
 )
-QT5_CREATE_TRANSLATION(QM_FILES ${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_CURRENT_SOURCE_DIR}/../lib ${TRANSLATIONS})
+QT6_CREATE_TRANSLATION(QM_FILES ${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_CURRENT_SOURCE_DIR}/../lib ${TRANSLATIONS})
 
 add_executable(amuse-gui WIN32 MACOSX_BUNDLE
   ADSREditor.cpp
@@ -137,11 +137,11 @@ set_target_properties(amuse-gui PROPERTIES
 target_link_libraries(amuse-gui
   ${PLAT_LIBS}
 
-  Qt5::Network
-  Qt5::Qml
-  Qt5::Svg
-  Qt5::Widgets
-  Qt5::Xml
+  Qt6::Network
+  Qt6::Qml
+  Qt6::SvgWidgets
+  Qt6::Widgets
+  Qt6::Xml
 
   amuse
   athena-core

Editor/CurveEditor.cpp

@@ -137,11 +137,11 @@ void CurveView::mouseMoveEvent(QMouseEvent* ev) {
   }
 
   const qreal xIncrement = (width() - 30.0) / 127.0;
-  const int idx = int(std::round((ev->localPos().x() - 30.0) / xIncrement));
+  const int idx = int(std::round((ev->position().x() - 30.0) / xIncrement));
   if (idx < 0 || idx > 127) {
     return;
   }
-  const int val = 127 - std::clamp(0, int(std::round(ev->localPos().y() / (height() - 16.0) * 127.0)), 127);
+  const int val = 127 - std::clamp(0, int(std::round(ev->position().y() / (height() - 16.0) * 127.0)), 127);
 
   CurveEditUndoCommand::RedoData newData;
   auto& curve = static_cast<amuse::Curve&>(table);

Editor/EditorWidget.cpp

@@ -226,7 +226,7 @@ AddRemoveButtons::AddRemoveButtons(QWidget* parent)
 static QIcon ListingDeleteIcon;
 static QIcon ListingDeleteHoveredIcon;
 
-void ListingDeleteButton::enterEvent(QEvent* event) { setIcon(ListingDeleteHoveredIcon); }
+void ListingDeleteButton::enterEvent(QEnterEvent* event) { setIcon(ListingDeleteHoveredIcon); }
 
 void ListingDeleteButton::leaveEvent(QEvent* event) { setIcon(ListingDeleteIcon); }
 
@@ -264,7 +264,7 @@ bool BaseObjectDelegate::editorEvent(QEvent* event, QAbstractItemModel* model, c
       connect(findUsagesAction, &QAction::triggered, this, &BaseObjectDelegate::doFindUsages);
       menu->addAction(findUsagesAction);
 
-      menu->popup(ev->globalPos());
+      menu->popup(ev->globalPosition().toPoint());
     }
   }
   return false;

Editor/EditorWidget.hpp

@@ -229,7 +229,7 @@ class ListingDeleteButton : public QPushButton {
   Q_OBJECT
 public:
   explicit ListingDeleteButton(QWidget* parent = Q_NULLPTR);
-  void enterEvent(QEvent* event) override;
+  void enterEvent(QEnterEvent* event) override;
   void leaveEvent(QEvent* event) override;
 };
 

Editor/KeyboardWidget.cpp

@@ -151,7 +151,7 @@ void KeyboardWidget::mouseReleaseEvent(QMouseEvent* event) {
   m_holding = false;
 }
 
-void KeyboardWidget::enterEvent(QEvent* event) {
+void KeyboardWidget::enterEvent(QEnterEvent* event) {
   if (m_statusFocus)
     m_statusFocus->enter();
 }
@@ -179,7 +179,7 @@ KeyboardSlider::KeyboardSlider(QWidget* parent) : QSlider(parent) {}
 
 KeyboardSlider::~KeyboardSlider() = default;
 
-void KeyboardSlider::enterEvent(QEvent* event) {
+void KeyboardSlider::enterEvent(QEnterEvent* event) {
   if (m_statusFocus)
     m_statusFocus->enter();
 }

Editor/KeyboardWidget.hpp

@@ -54,7 +54,7 @@ public:
   void mouseMoveEvent(QMouseEvent* event) override;
   void mousePressEvent(QMouseEvent* event) override;
   void mouseReleaseEvent(QMouseEvent* event) override;
-  void enterEvent(QEvent* event) override;
+  void enterEvent(QEnterEvent* event) override;
   void leaveEvent(QEvent* event) override;
   void wheelEvent(QWheelEvent* event) override;
   void showEvent(QShowEvent* event) override;
@@ -74,7 +74,7 @@ public:
   explicit KeyboardSlider(QWidget* parent = Q_NULLPTR);
   ~KeyboardSlider() override;
 
-  void enterEvent(QEvent* event) override;
+  void enterEvent(QEnterEvent* event) override;
   void leaveEvent(QEvent* event) override;
   void setStatusFocus(StatusBarFocus* statusFocus);
   void sliderChange(SliderChange change) override;

Editor/KeymapEditor.cpp

@@ -138,7 +138,7 @@ int KeymapView::getKey(const QPoint& localPos) const {
 }
 
 void KeymapView::mouseMoveEvent(QMouseEvent* ev) {
-  const int octave = ev->x() / 280;
+  const int octave = ev->position().x() / 280;
   const int key = getKey(ev->pos() - QPoint(octave * 280, height() / 2 - 100));
 
   if (octave >= 0 && key >= 0) {

Editor/MainWindow.cpp

@@ -29,6 +29,8 @@
 #include <amuse/Engine.hpp>
 #include <boo/audiodev/IAudioVoiceEngine.hpp>
 
+#include <cmath>
+
 MainWindow::MainWindow(QWidget* parent)
 : QMainWindow(parent)
 , m_navIt(m_navList.begin())
@@ -261,7 +263,7 @@ void MainWindow::updateWindowTitle() {
 void MainWindow::updateRecentFileActions() {
   const QSettings settings;
   const QStringList files = settings.value(QStringLiteral("recentFileList")).toStringList();
-  const int numRecentFiles = std::min(files.size(), int(MaxRecentFiles));
+  const int numRecentFiles = std::min(files.size(), qsizetype(MaxRecentFiles));
 
   for (int i = 0; i < numRecentFiles; ++i) {
     const QString text = QStringLiteral("&%1 %2").arg(i + 1).arg(QDir(files[i]).dirName());
@@ -1190,7 +1192,7 @@ bool TreeDelegate::editorEvent(QEvent* event, QAbstractItemModel* __model, const
       connect(renameAction, &QAction::triggered, this, &TreeDelegate::doRename);
       menu->addAction(renameAction);
 
-      menu->popup(ev->globalPos());
+      menu->popup(ev->globalPosition().toPoint());
     }
   }
 

Editor/MainWindow.hpp

@@ -5,7 +5,6 @@
 #include <memory>
 
 #include <QFileDialog>
-#include <QLinkedList>
 #include <QMainWindow>
 #include <QMessageBox>
 #include <QStyledItemDelegate>

Editor/ProjectModel.cpp

@@ -22,7 +22,7 @@ QIcon ProjectModel::SongGroupNode::Icon;
 QIcon ProjectModel::SoundGroupNode::Icon;
 
 OutlineFilterProxyModel::OutlineFilterProxyModel(ProjectModel* source)
-: QSortFilterProxyModel(source), m_usageKey({}, Qt::CaseInsensitive) {
+: QSortFilterProxyModel(source), m_usageKey({}, QRegularExpression::CaseInsensitiveOption) {
   setSourceModel(source);
   setRecursiveFilteringEnabled(true);
   setFilterCaseSensitivity(Qt::CaseInsensitive);
@@ -31,10 +31,10 @@ OutlineFilterProxyModel::OutlineFilterProxyModel(ProjectModel* source)
 void OutlineFilterProxyModel::setFilterRegExp(const QString& pattern) {
   if (pattern.startsWith(QStringLiteral("usages:"))) {
     m_usageKey.setPattern(pattern.mid(7));
-    QSortFilterProxyModel::setFilterRegExp(QString());
+    QSortFilterProxyModel::setFilterRegularExpression(QString());
   } else {
     m_usageKey.setPattern(QString());
-    QSortFilterProxyModel::setFilterRegExp(pattern);
+    QSortFilterProxyModel::setFilterRegularExpression(pattern);
   }
 }
 
@@ -498,8 +498,12 @@ ProjectModel::BasePoolObjectNode* ProjectModel::CollectionNode::nodeOfId(amuse::
 }
 
 ProjectModel::ProjectModel(const QString& path, QObject* parent)
-: QAbstractItemModel(parent), m_dir(path), m_outlineProxy(this), m_nullProxy(this), m_pageObjectProxy(this) {
-  m_root = amuse::MakeObj<RootNode>();
+: QAbstractItemModel(parent)
+, m_dir(path)
+, m_root(amuse::MakeObj<RootNode>())
+, m_outlineProxy(this)
+, m_nullProxy(this)
+, m_pageObjectProxy(this) {
 
   GroupNode::Icon = QIcon(QStringLiteral(":/icons/IconGroup.svg"));
   SongGroupNode::Icon = QIcon(QStringLiteral(":/icons/IconSongGroup.svg"));

Editor/ProjectModel.hpp

@@ -38,7 +38,7 @@ enum AmuseItemEditFlags {
 
 class OutlineFilterProxyModel : public QSortFilterProxyModel {
   Q_OBJECT
-  QRegExp m_usageKey;
+  QRegularExpression m_usageKey;
 
 public:
   explicit OutlineFilterProxyModel(ProjectModel* source);
@@ -91,10 +91,6 @@ public:
 
 private:
   QDir m_dir;
-  OutlineFilterProxyModel m_outlineProxy;
-  NullItemProxyModel m_nullProxy;
-  PageObjectProxyModel m_pageObjectProxy;
-
   amuse::ProjectDatabase m_projectDatabase;
   std::unordered_map<QString, std::unique_ptr<amuse::AudioGroupDatabase>> m_groups;
 
@@ -380,6 +376,11 @@ public:
   QString MakeDedupedSubprojectName(const QString& origName);
   static QString MakeDedupedName(const QString& origName, amuse::NameDB* db);
 
+private:
+  OutlineFilterProxyModel m_outlineProxy;
+  NullItemProxyModel m_nullProxy;
+  PageObjectProxyModel m_pageObjectProxy;
+
 public:
   explicit ProjectModel(const QString& path, QObject* parent = Q_NULLPTR);
   ~ProjectModel() override;

Editor/SongGroupEditor.cpp

@@ -390,7 +390,7 @@ bool MIDIFileDelegate::editorEvent(QEvent* event, QAbstractItemModel* model, con
       connect(sngAction, &QAction::triggered, this, &MIDIFileDelegate::doExportSNG);
       menu->addAction(sngAction);
 
-      menu->popup(ev->globalPos());
+      menu->popup(ev->globalPosition().toPoint());
     }
   }
   return false;

Editor/SoundMacroEditor.cpp

@@ -514,7 +514,10 @@ void SoundMacroListing::startAutoscroll(QWidget* source, QMouseEvent* event, int
     m_autoscrollTimer = startTimer(50);
   m_autoscrollDelta = delta;
   m_autoscrollSource = source;
-  m_autoscrollEvent = *event;
+  if (m_autoscrollEvent) {
+    delete m_autoscrollEvent;
+  }
+  m_autoscrollEvent = event->clone();
 }
 
 void SoundMacroListing::stopAutoscroll() {
@@ -523,6 +526,9 @@ void SoundMacroListing::stopAutoscroll() {
     m_autoscrollTimer = -1;
   }
   m_autoscrollDelta = 0;
+  if (m_autoscrollEvent) {
+    delete m_autoscrollEvent;
+  }
   m_autoscrollSource = nullptr;
 }
 
@@ -534,7 +540,7 @@ void SoundMacroListing::timerEvent(QTimerEvent* event) {
     int valueDelta = bar->value() - oldValue;
     if (valueDelta != 0) {
       if (m_autoscrollSource)
-        QApplication::sendEvent(m_autoscrollSource, &m_autoscrollEvent);
+        QApplication::sendEvent(m_autoscrollSource, m_autoscrollEvent);
       update();
     }
   }

Editor/SoundMacroEditor.hpp

@@ -115,7 +115,7 @@ class SoundMacroListing : public QWidget {
   int m_autoscrollTimer = -1;
   int m_autoscrollDelta = 0;
   QWidget* m_autoscrollSource = nullptr;
-  QMouseEvent m_autoscrollEvent = {{}, {}, {}, {}, {}};
+  QMouseEvent* m_autoscrollEvent = nullptr;
   void startAutoscroll(QWidget* source, QMouseEvent* event, int delta);
   void stopAutoscroll();
   bool beginDrag(CommandWidget* widget);

Editor/StudioSetupWidget.cpp

@@ -496,7 +496,10 @@ void EffectListing::startAutoscroll(QWidget* source, QMouseEvent* event, int del
     m_autoscrollTimer = startTimer(50);
   m_autoscrollDelta = delta;
   m_autoscrollSource = source;
-  m_autoscrollEvent = *event;
+  if (m_autoscrollEvent != nullptr) {
+    delete m_autoscrollEvent;
+  }
+  m_autoscrollEvent = event->clone();
 }
 
 void EffectListing::stopAutoscroll() {
@@ -505,6 +508,9 @@ void EffectListing::stopAutoscroll() {
     m_autoscrollTimer = -1;
   }
   m_autoscrollDelta = 0;
+  if (m_autoscrollEvent != nullptr) {
+    delete m_autoscrollEvent;
+  }
   m_autoscrollSource = nullptr;
 }
 
@@ -516,7 +522,7 @@ void EffectListing::timerEvent(QTimerEvent* event) {
     int valueDelta = bar->value() - oldValue;
     if (valueDelta != 0) {
       if (m_autoscrollSource)
-        QApplication::sendEvent(m_autoscrollSource, &m_autoscrollEvent);
+        QApplication::sendEvent(m_autoscrollSource, m_autoscrollEvent);
       update();
     }
   }

Editor/StudioSetupWidget.hpp

@@ -126,7 +126,7 @@ class EffectListing : public QWidget {
   int m_autoscrollTimer = -1;
   int m_autoscrollDelta = 0;
   QWidget* m_autoscrollSource = nullptr;
-  QMouseEvent m_autoscrollEvent = {{}, {}, {}, {}, {}};
+  QMouseEvent* m_autoscrollEvent = nullptr;
   void startAutoscroll(QWidget* source, QMouseEvent* event, int delta);
   void stopAutoscroll();
   bool beginDrag(EffectWidget* widget);

Editor/main.cpp

@@ -56,7 +56,7 @@ MainWindow* g_MainWindow = nullptr;
 
 int main(int argc, char* argv[]) {
   QApplication::setAttribute(Qt::AA_Use96Dpi);
-#if (QT_VERSION >= QT_VERSION_CHECK(5, 6, 0))
+#if (QT_VERSION >= QT_VERSION_CHECK(5, 6, 0) && QT_VERSION < QT_VERSION_CHECK(6, 0, 0))
   QApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
   QApplication::setAttribute(Qt::AA_UseHighDpiPixmaps);
 #endif