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geant4/source/visualization/ToolsSG/include/private/G4ToolsSGQtGLESViewer.hh
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2025-06-26 09:17:29 +02:00

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//
// ********************************************************************
// * License and Disclaimer *
// * *
// * The Geant4 software is copyright of the Copyright Holders of *
// * the Geant4 Collaboration. It is provided under the terms and *
// * conditions of the Geant4 Software License, included in the file *
// * LICENSE and available at http://cern.ch/geant4/license . These *
// * include a list of copyright holders. *
// * *
// * Neither the authors of this software system, nor their employing *
// * institutes,nor the agencies providing financial support for this *
// * work make any representation or warranty, express or implied, *
// * regarding this software system or assume any liability for its *
// * use. Please see the license in the file LICENSE and URL above *
// * for the full disclaimer and the limitation of liability. *
// * *
// * This code implementation is the result of the scientific and *
// * technical work of the GEANT4 collaboration. *
// * By using, copying, modifying or distributing the software (or *
// * any work based on the software) you agree to acknowledge its *
// * use in resulting scientific publications, and indicate your *
// * acceptance of all terms of the Geant4 Software license. *
// ********************************************************************
//
// Guy Barrand 8th April 2021
#ifndef G4TOOLSSGQTGLESVIEWER_HH
#define G4TOOLSSGQTGLESVIEWER_HH
#include "G4ToolsSGViewer.hh"
#include "G4Qt.hh"
#include "G4UIQt.hh"
#include "G4UImanager.hh"
#include <toolx/Qt/sg_viewer>
#include <qmainwindow.h>
class G4ToolsSGQtDestroyCallback : public QObject {
Q_OBJECT
public:
G4ToolsSGQtDestroyCallback(G4VViewer* a_viewer):fViewer(a_viewer) {}
virtual ~G4ToolsSGQtDestroyCallback() {}
private:
G4ToolsSGQtDestroyCallback(const G4ToolsSGQtDestroyCallback&);
G4ToolsSGQtDestroyCallback& operator=(const G4ToolsSGQtDestroyCallback&);
public slots:
void execute(){
//::printf("debug : G4ToolsSGQtDestroyCallback::execute\n");
delete fViewer;
}
private:
G4VViewer* fViewer;
};
class G4ToolsSGQtGLESViewer : public G4ToolsSGViewer<toolx::Qt::session,toolx::Qt::sg_viewer> {
typedef G4ToolsSGViewer<toolx::Qt::session,toolx::Qt::sg_viewer> parent;
public:
G4ToolsSGQtGLESViewer(toolx::Qt::session& a_session,G4ToolsSGSceneHandler& a_scene_handler, const G4String& a_name)
:parent(a_session,a_scene_handler,a_name)
,fSGQWidget(nullptr)
,fDestroyCallback(0)
{
fDestroyCallback = new G4ToolsSGQtDestroyCallback(this);
}
virtual ~G4ToolsSGQtGLESViewer() {
delete fDestroyCallback; //it will remove the below signal/slot connection.
}
protected:
G4ToolsSGQtGLESViewer(const G4ToolsSGQtGLESViewer& a_from):parent(a_from){}
G4ToolsSGQtGLESViewer& operator=(const G4ToolsSGQtGLESViewer&) {return *this;}
public:
virtual void Initialise() {
if(fSGQWidget) return; //done.
parent::Initialise();
if(!fSGViewer) {
G4cerr << "G4ToolsSGQtGLESViewer::Initialise: ERROR: G4ToolsSGQtGLESViewer has no toolx::Qt::sg_viewer." << G4endl;
return;
}
fSGQWidget = fSGViewer->shell();
if (!fSGQWidget) {
G4cerr << "G4ToolsSGQtGLESViewer::Initialise: ERROR: toolx::Qt::sg_viewer has no QWidget shell." << G4endl;
return;
}
{G4UImanager* ui = G4UImanager::GetUIpointer();
G4UIsession* session = ui->GetG4UIWindow();
fUIQt = session? dynamic_cast<G4UIQt*>(session) :nullptr;
if(fUIQt) {
G4Qt* interactorManager = G4Qt::getInstance ();
if (!interactorManager->IsExternalApp()) {
fSGViewer->set_own_shell(false);
fUIQt->AddTabWidget(fSGQWidget,QString(GetName()));
QObject::connect(fSGQWidget,SIGNAL(destroyed()),fDestroyCallback,SLOT(execute()));
QMainWindow* main_window = fUIQt->GetMainWindow();
if(main_window) {
main_window->show();
interactorManager->FlushAndWaitExecution();
}
}
}}
fSGViewer->enable_keyboard_focus();
}
protected:
G4UIQt* fUIQt = nullptr;
QWidget* fSGQWidget;
G4ToolsSGQtDestroyCallback* fDestroyCallback;
};
#endif