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ebf02483af225b502fccfa7111499dfde33999fd
create/src/Gui/View3DInventor.cpp
Bas Ruigrok 3fae3fac63 Gui: Add alignToSelection() method and command
2024-05-13 19:04:06 +02:00

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/***************************************************************************
* Copyright (c) 2004 Jürgen Riegel <juergen.riegel@web.de> *
* *
* This file is part of the FreeCAD CAx development system. *
* *
* This library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Library General Public *
* License as published by the Free Software Foundation; either *
* version 2 of the License, or (at your option) any later version. *
* *
* This library is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU Library General Public License for more details. *
* *
* You should have received a copy of the GNU Library General Public *
* License along with this library; see the file COPYING.LIB. If not, *
* write to the Free Software Foundation, Inc., 59 Temple Place, *
* Suite 330, Boston, MA 02111-1307, USA *
* *
***************************************************************************/
#include "PreCompiled.h"
#ifndef _PreComp_
# include <string>
# include <QAction>
# include <QApplication>
# include <QKeyEvent>
# include <QEvent>
# include <QDropEvent>
# include <QDragEnterEvent>
# include <QLayout>
# include <QMdiSubWindow>
# include <QMessageBox>
# include <QMimeData>
# include <QPainter>
# include <QPrinter>
# include <QPrintDialog>
# include <QPrintPreviewDialog>
# include <QStackedWidget>
# include <QTimer>
# include <QUrl>
# include <QWindow>
# include <Inventor/actions/SoGetPrimitiveCountAction.h>
# include <Inventor/fields/SoSFString.h>
# include <Inventor/nodes/SoOrthographicCamera.h>
# include <Inventor/nodes/SoPerspectiveCamera.h>
# include <Inventor/nodes/SoSeparator.h>
#endif
#include <App/Document.h>
#include <Base/Builder3D.h>
#include <Base/Console.h>
#include <Base/Interpreter.h>
#include "View3DInventor.h"
#include "View3DSettings.h"
#include "Application.h"
#include "BitmapFactory.h"
#include "Camera.h"
#include "Document.h"
#include "FileDialog.h"
#include "MainWindow.h"
#include "NaviCube.h"
#include "NavigationStyle.h"
#include "SoFCDB.h"
#include "SoFCSelectionAction.h"
#include "SoFCVectorizeSVGAction.h"
#include "View3DInventorViewer.h"
#include "View3DPy.h"
#include "ViewProvider.h"
#include "WaitCursor.h"
using namespace Gui;
void GLOverlayWidget::paintEvent(QPaintEvent*)
{
QPainter paint(this);
paint.drawImage(0,0,image);
paint.end();
}
/* TRANSLATOR Gui::View3DInventor */
TYPESYSTEM_SOURCE_ABSTRACT(Gui::View3DInventor,Gui::MDIView)
View3DInventor::View3DInventor(Gui::Document* pcDocument, QWidget* parent,
const QtGLWidget* sharewidget, Qt::WindowFlags wflags)
: MDIView(pcDocument, parent, wflags), _viewerPy(nullptr)
{
stack = new QStackedWidget(this);
// important for highlighting
setMouseTracking(true);
// accept drops on the window, get handled in dropEvent, dragEnterEvent
setAcceptDrops(true);
//anti-aliasing settings
bool smoothing = false;
bool glformat = false;
int samples = View3DInventorViewer::getNumSamples();
QtGLFormat f;
if (samples > 1) {
glformat = true;
f.setSamples(samples);
}
else if (samples > 0) {
smoothing = true;
}
if (glformat)
_viewer = new View3DInventorViewer(f, this, sharewidget);
else
_viewer = new View3DInventorViewer(this, sharewidget);
if (smoothing)
_viewer->getSoRenderManager()->getGLRenderAction()->setSmoothing(true);
// create the inventor widget and set the defaults
_viewer->setDocument(this->_pcDocument);
stack->addWidget(_viewer->getWidget());
// https://forum.freecad.org/viewtopic.php?f=3&t=6055&sid=150ed90cbefba50f1e2ad4b4e6684eba
// describes a minor error but trying to fix it leads to a major issue
// https://forum.freecad.org/viewtopic.php?f=3&t=6085&sid=3f4bcab8007b96aaf31928b564190fd7
// so the change is commented out
// By default, the wheel events are processed by the 3d view AND the mdi area.
//_viewer->getGLWidget()->setAttribute(Qt::WA_NoMousePropagation);
setCentralWidget(stack);
// apply the user settings
applySettings();
stopSpinTimer = new QTimer(this);
connect(stopSpinTimer, &QTimer::timeout, this, &View3DInventor::stopAnimating);
setWindowIcon(Gui::BitmapFactory().pixmap("Document"));
}
View3DInventor::~View3DInventor()
{
if(_pcDocument) {
SoCamera * Cam = _viewer->getSoRenderManager()->getCamera();
if (Cam)
_pcDocument->saveCameraSettings(SoFCDB::writeNodesToString(Cam).c_str());
}
viewSettings.reset();
//If we destroy this viewer by calling 'delete' directly the focus proxy widget which is defined
//by a widget in SoQtViewer isn't reset. This widget becomes a dangling pointer and makes
//the application crash. (Probably it's better to destroy this viewer by calling close().)
//See also Gui::Document::~Document().
QWidget* foc = qApp->focusWidget();
if (foc) {
QWidget* par = foc->parentWidget();
while (par) {
if (par == this) {
foc->setFocusProxy(nullptr);
foc->clearFocus();
break;
}
par = par->parentWidget();
}
}
if (_viewerPy) {
Base::PyGILStateLocker lock;
Py_DECREF(_viewerPy);
}
// here is from time to time trouble!!!
delete _viewer;
}
void View3DInventor::deleteSelf()
{
_viewer->setSceneGraph(nullptr);
_viewer->setDocument(nullptr);
MDIView::deleteSelf();
}
PyObject *View3DInventor::getPyObject()
{
if (!_viewerPy)
_viewerPy = new View3DInventorPy(this);
Py_INCREF(_viewerPy);
return _viewerPy;
}
void View3DInventor::applySettings()
{
viewSettings = std::make_unique<View3DSettings>(App::GetApplication().GetParameterGroupByPath
("User parameter:BaseApp/Preferences/View"), _viewer);
naviSettings = std::make_unique<NaviCubeSettings>(App::GetApplication().GetParameterGroupByPath
("User parameter:BaseApp/Preferences/NaviCube"), _viewer);
viewSettings->applySettings();
naviSettings->applySettings();
}
void View3DInventor::onRename(Gui::Document *pDoc)
{
SoSFString name;
name.setValue(pDoc->getDocument()->getName());
SoFCDocumentAction cAct(name);
cAct.apply(_viewer->getSceneGraph());
}
void View3DInventor::onUpdate()
{
#ifdef FC_LOGUPDATECHAIN
Base::Console().Log("Acti: Gui::View3DInventor::onUpdate()");
#endif
update();
_viewer->redraw();
}
void View3DInventor::viewAll()
{
_viewer->viewAll();
}
const char *View3DInventor::getName() const
{
return "View3DInventor";
}
void View3DInventor::print()
{
QPrinter printer(QPrinter::ScreenResolution);
printer.setFullPage(true);
restorePrinterSettings(&printer);
QPrintDialog dlg(&printer, this);
if (dlg.exec() == QDialog::Accepted) {
Gui::WaitCursor wc;
print(&printer);
savePrinterSettings(&printer);
}
}
void View3DInventor::printPdf()
{
QString filename = FileDialog::getSaveFileName(this, tr("Export PDF"), QString(),
QString::fromLatin1("%1 (*.pdf)").arg(tr("PDF file")));
if (!filename.isEmpty()) {
Gui::WaitCursor wc;
QPrinter printer(QPrinter::ScreenResolution);
// setPdfVersion sets the printied PDF Version to comply with PDF/A-1b, more details under: https://www.kdab.com/creating-pdfa-documents-qt/
printer.setPdfVersion(QPagedPaintDevice::PdfVersion_A1b);
printer.setOutputFormat(QPrinter::PdfFormat);
printer.setPageOrientation(QPageLayout::Landscape);
printer.setOutputFileName(filename);
print(&printer);
}
}
void View3DInventor::printPreview()
{
QPrinter printer(QPrinter::ScreenResolution);
printer.setFullPage(true);
restorePrinterSettings(&printer);
QPrintPreviewDialog dlg(&printer, this);
connect(&dlg, &QPrintPreviewDialog::paintRequested,
this, qOverload<QPrinter*>(&View3DInventor::print));
dlg.exec();
savePrinterSettings(&printer);
}
void View3DInventor::print(QPrinter* printer)
{
QPainter p(printer);
p.setRenderHints(QPainter::Antialiasing);
if (!p.isActive() && !printer->outputFileName().isEmpty()) {
qApp->setOverrideCursor(Qt::ArrowCursor);
QMessageBox::critical(this, tr("Opening file failed"),
tr("Can't open file '%1' for writing.").arg(printer->outputFileName()));
qApp->restoreOverrideCursor();
return;
}
QRect rect = printer->pageLayout().paintRectPixels(printer->resolution());
QImage img;
_viewer->imageFromFramebuffer(rect.width(), rect.height(), 8, QColor(255,255,255), img);
p.drawImage(0,0,img);
p.end();
}
bool View3DInventor::containsViewProvider(const ViewProvider* vp) const
{
return _viewer->containsViewProvider(vp);
}
// **********************************************************************************
bool View3DInventor::onMsg(const char* pMsg, const char** ppReturn)
{
if (strcmp("ViewFit",pMsg) == 0) {
_viewer->viewAll();
return true;
}
else if (strcmp("ViewVR",pMsg) == 0) {
// call the VR portion of the viewer
_viewer->viewVR();
return true;
}
else if(strcmp("ViewSelection",pMsg) == 0) {
_viewer->viewSelection();
return true;
}
else if(strcmp("SetStereoRedGreen",pMsg) == 0 ) {
_viewer->setStereoMode(Quarter::SoQTQuarterAdaptor::ANAGLYPH);
return true;
}
else if(strcmp("SetStereoQuadBuff",pMsg) == 0 ) {
_viewer->setStereoMode(Quarter::SoQTQuarterAdaptor::QUAD_BUFFER );
return true;
}
else if(strcmp("SetStereoInterleavedRows",pMsg) == 0 ) {
_viewer->setStereoMode(Quarter::SoQTQuarterAdaptor::INTERLEAVED_ROWS );
return true;
}
else if(strcmp("SetStereoInterleavedColumns",pMsg) == 0 ) {
_viewer->setStereoMode(Quarter::SoQTQuarterAdaptor::INTERLEAVED_COLUMNS );
return true;
}
else if(strcmp("SetStereoOff",pMsg) == 0 ) {
_viewer->setStereoMode(Quarter::SoQTQuarterAdaptor::MONO );
return true;
}
else if(strcmp("GetCamera",pMsg) == 0 ) {
SoCamera * Cam = _viewer->getSoRenderManager()->getCamera();
if (!Cam)
return false;
*ppReturn = SoFCDB::writeNodesToString(Cam).c_str();
return true;
}
else if(strncmp("SetCamera",pMsg,9) == 0 ) {
return setCamera(pMsg+10);
}
else if(strncmp("Dump",pMsg,4) == 0 ) {
dump(pMsg+5);
return true;
}
else if(strcmp("ViewBottom",pMsg) == 0 ) {
_viewer->setCameraOrientation(Camera::rotation(Camera::Bottom));
_viewer->viewAll();
return true;
}
else if(strcmp("ViewFront",pMsg) == 0 ) {
_viewer->setCameraOrientation(Camera::rotation(Camera::Front));
_viewer->viewAll();
return true;
}
else if(strcmp("ViewLeft",pMsg) == 0 ) {
_viewer->setCameraOrientation(Camera::rotation(Camera::Left));
_viewer->viewAll();
return true;
}
else if(strcmp("ViewRear",pMsg) == 0 ) {
_viewer->setCameraOrientation(Camera::rotation(Camera::Rear));
_viewer->viewAll();
return true;
}
else if(strcmp("ViewRight",pMsg) == 0 ) {
_viewer->setCameraOrientation(Camera::rotation(Camera::Right));
_viewer->viewAll();
return true;
}
else if(strcmp("ViewTop",pMsg) == 0 ) {
_viewer->setCameraOrientation(Camera::rotation(Camera::Top));
_viewer->viewAll();
return true;
}
else if(strcmp("ViewAxo",pMsg) == 0 ) {
_viewer->setCameraOrientation(Camera::rotation(Camera::Isometric));
_viewer->viewAll();
return true;
}
else if(strcmp("OrthographicCamera",pMsg) == 0 ) {
_viewer->setCameraType(SoOrthographicCamera::getClassTypeId());
return true;
}
else if(strcmp("PerspectiveCamera",pMsg) == 0 ) {
_viewer->setCameraType(SoPerspectiveCamera::getClassTypeId());
return true;
}
else if(strcmp("Undo",pMsg) == 0 ) {
getGuiDocument()->undo(1);
return true;
}
else if(strcmp("Redo",pMsg) == 0 ) {
getGuiDocument()->redo(1);
return true;
}
else if (strcmp("Save",pMsg) == 0) {
getGuiDocument()->save();
return true;
}
else if (strcmp("SaveAs",pMsg) == 0) {
getGuiDocument()->saveAs();
return true;
}
else if (strcmp("SaveCopy",pMsg) == 0) {
getGuiDocument()->saveCopy();
return true;
}
else if (strcmp("AlignToSelection", pMsg) == 0) {
_viewer->alignToSelection();
return true;
}
else if (strcmp("ZoomIn", pMsg) == 0) {
View3DInventorViewer* viewer = getViewer();
viewer->navigationStyle()->zoomIn();
return true;
}
else if (strcmp("ZoomOut", pMsg) == 0) {
View3DInventorViewer* viewer = getViewer();
viewer->navigationStyle()->zoomOut();
return true;
}
return false;
}
bool View3DInventor::onHasMsg(const char* pMsg) const
{
if (strcmp("CanPan", pMsg) == 0) {
return true;
}
else if (strcmp("Save",pMsg) == 0) {
return true;
}
else if (strcmp("SaveAs",pMsg) == 0) {
return true;
}
else if (strcmp("SaveCopy",pMsg) == 0) {
return true;
}
else if (strcmp("Undo",pMsg) == 0) {
App::Document* doc = getAppDocument();
return doc && doc->getAvailableUndos() > 0;
}
else if (strcmp("Redo",pMsg) == 0) {
App::Document* doc = getAppDocument();
return doc && doc->getAvailableRedos() > 0;
}
else if (strcmp("Print",pMsg) == 0) {
return true;
}
else if (strcmp("PrintPreview",pMsg) == 0) {
return true;
}
else if (strcmp("PrintPdf",pMsg) == 0) {
return true;
}
else if(strcmp("SetStereoRedGreen",pMsg) == 0) {
return true;
}
else if(strcmp("SetStereoQuadBuff",pMsg) == 0) {
return true;
}
else if(strcmp("SetStereoInterleavedRows",pMsg) == 0) {
return true;
}
else if(strcmp("SetStereoInterleavedColumns",pMsg) == 0) {
return true;
}
else if(strcmp("SetStereoOff",pMsg) == 0) {
return true;
}
else if(strcmp("ViewFit",pMsg) == 0) {
return true;
}
else if(strcmp("ViewVR",pMsg) == 0) {
#ifdef BUILD_VR
return true;
#else
return false;
#endif
}
else if(strcmp("ViewSelection",pMsg) == 0) {
return true;
}
else if(strcmp("ViewBottom",pMsg) == 0) {
return true;
}
else if(strcmp("ViewFront",pMsg) == 0) {
return true;
}
else if(strcmp("ViewLeft",pMsg) == 0) {
return true;
}
else if(strcmp("ViewRear",pMsg) == 0) {
return true;
}
else if(strcmp("ViewRight",pMsg) == 0) {
return true;
}
else if(strcmp("ViewTop",pMsg) == 0) {
return true;
}
else if(strcmp("ViewAxo",pMsg) == 0) {
return true;
}
else if(strcmp("GetCamera",pMsg) == 0) {
return true;
}
else if(strncmp("SetCamera",pMsg,9) == 0) {
return true;
}
else if(strncmp("Dump",pMsg,4) == 0) {
return true;
}
else if (strcmp("AlignToSelection", pMsg) == 0) {
return true;
}
if (strcmp("ZoomIn", pMsg) == 0) {
return true;
}
if (strcmp("ZoomOut", pMsg) == 0) {
return true;
}
return false;
}
bool View3DInventor::setCamera(const char* pCamera)
{
SoCamera * CamViewer = _viewer->getSoRenderManager()->getCamera();
if (!CamViewer) {
throw Base::RuntimeError("No camera set so far...");
}
SoInput in;
in.setBuffer((void*)pCamera,std::strlen(pCamera));
SoNode * Cam;
SoDB::read(&in,Cam);
if (!Cam || !Cam->isOfType(SoCamera::getClassTypeId())) {
throw Base::RuntimeError("Camera settings failed to read");
}
// this is to make sure to reliably delete the node
CoinPtr<SoNode> camPtr(Cam, true);
// toggle between perspective and orthographic camera
if (Cam->getTypeId() != CamViewer->getTypeId()) {
_viewer->setCameraType(Cam->getTypeId());
CamViewer = _viewer->getSoRenderManager()->getCamera();
}
SoPerspectiveCamera * CamViewerP = nullptr;
SoOrthographicCamera * CamViewerO = nullptr;
if (CamViewer->getTypeId() == SoPerspectiveCamera::getClassTypeId()) {
CamViewerP = static_cast<SoPerspectiveCamera *>(CamViewer); // safe downward cast, knows the type
}
else if (CamViewer->getTypeId() == SoOrthographicCamera::getClassTypeId()) {
CamViewerO = static_cast<SoOrthographicCamera *>(CamViewer); // safe downward cast, knows the type
}
if (Cam->getTypeId() == SoPerspectiveCamera::getClassTypeId()) {
if (CamViewerP){
CamViewerP->position = static_cast<SoPerspectiveCamera *>(Cam)->position;
CamViewerP->orientation = static_cast<SoPerspectiveCamera *>(Cam)->orientation;
CamViewerP->nearDistance = static_cast<SoPerspectiveCamera *>(Cam)->nearDistance;
CamViewerP->farDistance = static_cast<SoPerspectiveCamera *>(Cam)->farDistance;
CamViewerP->focalDistance = static_cast<SoPerspectiveCamera *>(Cam)->focalDistance;
}
else {
throw Base::TypeError("Camera type mismatch");
}
}
else if (Cam->getTypeId() == SoOrthographicCamera::getClassTypeId()) {
if (CamViewerO){
CamViewerO->viewportMapping = static_cast<SoOrthographicCamera *>(Cam)->viewportMapping;
CamViewerO->position = static_cast<SoOrthographicCamera *>(Cam)->position;
CamViewerO->orientation = static_cast<SoOrthographicCamera *>(Cam)->orientation;
CamViewerO->nearDistance = static_cast<SoOrthographicCamera *>(Cam)->nearDistance;
CamViewerO->farDistance = static_cast<SoOrthographicCamera *>(Cam)->farDistance;
CamViewerO->focalDistance = static_cast<SoOrthographicCamera *>(Cam)->focalDistance;
CamViewerO->aspectRatio = static_cast<SoOrthographicCamera *>(Cam)->aspectRatio ;
CamViewerO->height = static_cast<SoOrthographicCamera *>(Cam)->height;
}
else {
throw Base::TypeError("Camera type mismatch");
}
}
return true;
}
void View3DInventor::toggleClippingPlane()
{
_viewer->toggleClippingPlane();
}
bool View3DInventor::hasClippingPlane() const
{
return _viewer->hasClippingPlane();
}
void View3DInventor::setOverlayWidget(QWidget* widget)
{
removeOverlayWidget();
stack->addWidget(widget);
stack->setCurrentIndex(1);
}
void View3DInventor::removeOverlayWidget()
{
stack->setCurrentIndex(0);
QWidget* overlay = stack->widget(1);
if (overlay) stack->removeWidget(overlay);
}
void View3DInventor::setOverrideCursor(const QCursor& aCursor)
{
_viewer->getWidget()->setCursor(aCursor);
}
void View3DInventor::restoreOverrideCursor()
{
_viewer->getWidget()->setCursor(QCursor(Qt::ArrowCursor));
}
// defined in SoFCDB.cpp
extern SoNode* replaceSwitchesInSceneGraph(SoNode*);
void View3DInventor::dump(const char* filename, bool onlyVisible)
{
SoGetPrimitiveCountAction action;
action.setCanApproximate(true);
action.apply(_viewer->getSceneGraph());
SoNode* node = _viewer->getSceneGraph();
if (onlyVisible) {
node = replaceSwitchesInSceneGraph(node);
node->ref();
}
if ( action.getTriangleCount() > 100000 || action.getPointCount() > 30000 || action.getLineCount() > 10000 )
_viewer->dumpToFile(node, filename, true);
else
_viewer->dumpToFile(node, filename, false);
if (onlyVisible) {
node->unref();
}
}
void View3DInventor::windowStateChanged(QWidget* view)
{
bool canStartTimer = false;
if (this != view) {
// If both views are child widgets of the workspace and view is maximized this view
// must be hidden, hence we can start the timer.
// Note: If view is top-level or fullscreen it doesn't necessarily hide the other view
// e.g. if it is on a second monitor.
canStartTimer = (!this->isWindow() && !view->isWindow() && view->isMaximized());
} else if (isMinimized()) {
// I am the active view but minimized
canStartTimer = true;
}
if (canStartTimer) {
int msecs = viewSettings->stopAnimatingIfDeactivated();
if (!stopSpinTimer->isActive() && msecs >= 0) { // if < 0 do not stop rotation
stopSpinTimer->setSingleShot(true);
stopSpinTimer->start(msecs);
}
} else if (stopSpinTimer->isActive()) {
// If this view may be visible again we can stop the timer
stopSpinTimer->stop();
}
}
void View3DInventor::stopAnimating()
{
_viewer->stopAnimating();
}
/**
* Drops the event \a e and writes the right Python command.
*/
void View3DInventor::dropEvent (QDropEvent * e)
{
const QMimeData* data = e->mimeData();
if (data->hasUrls()) {
getMainWindow()->loadUrls(getAppDocument(), data->urls());
}
else {
MDIView::dropEvent(e);
}
}
void View3DInventor::dragEnterEvent (QDragEnterEvent * e)
{
// Here we must allow uri drags and check them in dropEvent
const QMimeData* data = e->mimeData();
if (data->hasUrls())
e->accept();
else
e->ignore();
}
void View3DInventor::setCurrentViewMode(ViewMode newmode)
{
ViewMode oldmode = MDIView::currentViewMode();
if (oldmode == newmode)
return;
if (newmode == Child) {
// Fix in two steps:
// The mdi view got a QWindow when it became a top-level widget and when resetting it to a child widget
// the QWindow must be deleted because it has an impact on resize events and may break the layout of
// mdi view inside the QMdiSubWindow.
// In the second step below the layout must be invalidated after it's again a child widget to make sure
// the mdi view fits into the QMdiSubWindow.
QWindow* winHandle = this->windowHandle();
if (winHandle)
winHandle->destroy();
}
MDIView::setCurrentViewMode(newmode);
// Internally the QOpenGLWidget switches of the multi-sampling and there is no
// way to switch it on again. So as a workaround we just re-create a new viewport
// The method is private but defined as slot to avoid to call it by accident.
//int index = _viewer->metaObject()->indexOfMethod("replaceViewport()");
//if (index >= 0) {
// _viewer->qt_metacall(QMetaObject::InvokeMetaMethod, index, 0);
//}
// This widget becomes the focus proxy of the embedded GL widget if we leave
// the 'Child' mode. If we reenter 'Child' mode the focus proxy is reset to 0.
// If we change from 'TopLevel' mode to 'Fullscreen' mode or vice versa nothing
// happens.
// Grabbing keyboard when leaving 'Child' mode (as done in a recent version) should
// be avoided because when two or more windows are either in 'TopLevel' or 'Fullscreen'
// mode only the last window gets all key event even if it is not the active one.
//
// It is important to set the focus proxy to get all key events otherwise we would lose
// control after redirecting the first key event to the GL widget.
if (oldmode == Child) {
// To make a global shortcut working from this window we need to add
// all existing actions from the mainwindow and its sub-widgets
QList<QAction*> acts = getMainWindow()->findChildren<QAction*>();
this->addActions(acts);
_viewer->getGLWidget()->setFocusProxy(this);
// To be notfified for new actions
qApp->installEventFilter(this);
}
else if (newmode == Child) {
_viewer->getGLWidget()->setFocusProxy(nullptr);
qApp->removeEventFilter(this);
QList<QAction*> acts = this->actions();
for (QAction* it : acts)
this->removeAction(it);
// Step two
auto mdi = qobject_cast<QMdiSubWindow*>(parentWidget());
if (mdi && mdi->layout())
mdi->layout()->invalidate();
}
}
bool View3DInventor::eventFilter(QObject* watched, QEvent* e)
{
// As long as this widget is a top-level window (either in 'TopLevel' or 'FullScreen' mode) we
// need to be notified when an action is added to a widget. This action must also be added to
// this window to allow to make use of its shortcut (if defined).
// Note: We don't need to care about removing an action if its parent widget gets destroyed.
// This does the action itself for us.
if (watched != this && e->type() == QEvent::ActionAdded) {
auto a = static_cast<QActionEvent*>(e);
QAction* action = a->action();
if (!action->isSeparator()) {
QList<QAction*> actions = this->actions();
if (!actions.contains(action))
this->addAction(action);
}
}
return false;
}
void View3DInventor::keyPressEvent (QKeyEvent* e)
{
// See StdViewDockUndockFullscreen::activated()
// With Qt5 one cannot directly use 'setCurrentViewMode'
// of an MDI view because it causes rendering problems.
// The only reliable solution is to clone the MDI view,
// set its view mode and close the original MDI view.
QMainWindow::keyPressEvent(e);
}
void View3DInventor::keyReleaseEvent (QKeyEvent* e)
{
QMainWindow::keyReleaseEvent(e);
}
void View3DInventor::focusInEvent (QFocusEvent *)
{
_viewer->getGLWidget()->setFocus();
}
void View3DInventor::contextMenuEvent (QContextMenuEvent*e)
{
MDIView::contextMenuEvent(e);
}
void View3DInventor::customEvent(QEvent * e)
{
if (e->type() == QEvent::User) {
auto se = static_cast<NavigationStyleEvent*>(e);
ParameterGrp::handle hGrp = App::GetApplication().GetParameterGroupByPath
("User parameter:BaseApp/Preferences/View");
if (hGrp->GetBool("SameStyleForAllViews", true))
hGrp->SetASCII("NavigationStyle", se->style().getName());
else
_viewer->setNavigationType(se->style());
}
}
#include "moc_View3DInventor.cpp"
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