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Document.cpp
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Document.cpp
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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 <algorithm>
# include <QAbstractButton>
# include <qapplication.h>
# include <qdir.h>
# include <qfileinfo.h>
# include <QKeySequence>
# include <qmessagebox.h>
# include <qstatusbar.h>
# include <boost/signals2.hpp>
# include <boost/bind.hpp>
# include <Inventor/actions/SoSearchAction.h>
# include <Inventor/nodes/SoSeparator.h>
#endif
#include <Base/Console.h>
#include <Base/Exception.h>
#include <Base/Matrix.h>
#include <Base/Reader.h>
#include <Base/Writer.h>
#include <Base/Tools.h>
#include <App/Document.h>
#include <App/DocumentObject.h>
#include <App/DocumentObjectGroup.h>
#include <App/Transactions.h>
#include "Application.h"
#include "MainWindow.h"
#include "Tree.h"
#include "Document.h"
#include "DocumentPy.h"
#include "Command.h"
#include "Control.h"
#include "FileDialog.h"
#include "View3DInventor.h"
#include "View3DInventorViewer.h"
#include "BitmapFactory.h"
#include "ViewProviderDocumentObject.h"
#include "ViewProviderDocumentObjectGroup.h"
#include "Selection.h"
#include "WaitCursor.h"
#include "Thumbnail.h"
using namespace Gui;
namespace Gui {
// Pimpl class
struct DocumentP
{
Thumbnail thumb;
int _iWinCount;
int _iDocId;
bool _isClosing;
bool _isModified;
ViewProvider* _editViewProvider;
Application* _pcAppWnd;
// the doc/Document
App::Document* _pcDocument;
/// List of all registered views
std::list<Gui::BaseView*> baseViews;
/// List of all registered views
std::list<Gui::BaseView*> passiveViews;
std::map<const App::DocumentObject*,ViewProviderDocumentObject*> _ViewProviderMap;
std::map<std::string,ViewProvider*> _ViewProviderMapAnnotation;
typedef boost::signals2::connection Connection;
Connection connectNewObject;
Connection connectDelObject;
Connection connectCngObject;
Connection connectRenObject;
Connection connectActObject;
Connection connectSaveDocument;
Connection connectRestDocument;
Connection connectStartLoadDocument;
Connection connectFinishLoadDocument;
Connection connectExportObjects;
Connection connectImportObjects;
Connection connectUndoDocument;
Connection connectRedoDocument;
Connection connectTransactionAppend;
Connection connectTransactionRemove;
typedef boost::signals2::shared_connection_block ConnectionBlock;
ConnectionBlock connectActObjectBlocker;
};
} // namespace Gui
/* TRANSLATOR Gui::Document */
/// @namespace Gui @class Document
int Document::_iDocCount = 0;
Document::Document(App::Document* pcDocument,Application * app)
{
d = new DocumentP;
d->_iWinCount = 1;
// new instance
d->_iDocId = (++_iDocCount);
d->_isClosing = false;
d->_isModified = false;
d->_pcAppWnd = app;
d->_pcDocument = pcDocument;
d->_editViewProvider = 0;
// Setup the connections
d->connectNewObject = pcDocument->signalNewObject.connect
(boost::bind(&Gui::Document::slotNewObject, this, _1));
d->connectDelObject = pcDocument->signalDeletedObject.connect
(boost::bind(&Gui::Document::slotDeletedObject, this, _1));
d->connectCngObject = pcDocument->signalChangedObject.connect
(boost::bind(&Gui::Document::slotChangedObject, this, _1, _2));
d->connectRenObject = pcDocument->signalRelabelObject.connect
(boost::bind(&Gui::Document::slotRelabelObject, this, _1));
d->connectActObject = pcDocument->signalActivatedObject.connect
(boost::bind(&Gui::Document::slotActivatedObject, this, _1));
d->connectActObjectBlocker = boost::signals2::shared_connection_block
(d->connectActObject, false);
d->connectSaveDocument = pcDocument->signalSaveDocument.connect
(boost::bind(&Gui::Document::Save, this, _1));
d->connectRestDocument = pcDocument->signalRestoreDocument.connect
(boost::bind(&Gui::Document::Restore, this, _1));
d->connectStartLoadDocument = App::GetApplication().signalStartRestoreDocument.connect
(boost::bind(&Gui::Document::slotStartRestoreDocument, this, _1));
d->connectFinishLoadDocument = App::GetApplication().signalFinishRestoreDocument.connect
(boost::bind(&Gui::Document::slotFinishRestoreDocument, this, _1));
d->connectExportObjects = pcDocument->signalExportViewObjects.connect
(boost::bind(&Gui::Document::exportObjects, this, _1, _2));
d->connectImportObjects = pcDocument->signalImportViewObjects.connect
(boost::bind(&Gui::Document::importObjects, this, _1, _2, _3));
d->connectUndoDocument = pcDocument->signalUndo.connect
(boost::bind(&Gui::Document::slotUndoDocument, this, _1));
d->connectRedoDocument = pcDocument->signalRedo.connect
(boost::bind(&Gui::Document::slotRedoDocument, this, _1));
d->connectTransactionAppend = pcDocument->signalTransactionAppend.connect
(boost::bind(&Gui::Document::slotTransactionAppend, this, _1, _2));
d->connectTransactionRemove = pcDocument->signalTransactionRemove.connect
(boost::bind(&Gui::Document::slotTransactionRemove, this, _1, _2));
// pointer to the python class
// NOTE: As this Python object doesn't get returned to the interpreter we
// mustn't increment it (Werner Jan-12-2006)
_pcDocPy = new Gui::DocumentPy(this);
if (App::GetApplication().GetParameterGroupByPath
("User parameter:BaseApp/Preferences/Document")->GetBool("UsingUndo",true)){
d->_pcDocument->setUndoMode(1);
// set the maximum stack size
d->_pcDocument->setMaxUndoStackSize(App::GetApplication().GetParameterGroupByPath("User parameter:BaseApp/Preferences/Document")->GetInt("MaxUndoSize",20));
}
}
Document::~Document()
{
// disconnect everything to avoid to be double-deleted
// in case an exception is raised somewhere
d->connectNewObject.disconnect();
d->connectDelObject.disconnect();
d->connectCngObject.disconnect();
d->connectRenObject.disconnect();
d->connectActObject.disconnect();
d->connectSaveDocument.disconnect();
d->connectRestDocument.disconnect();
d->connectStartLoadDocument.disconnect();
d->connectFinishLoadDocument.disconnect();
d->connectExportObjects.disconnect();
d->connectImportObjects.disconnect();
d->connectUndoDocument.disconnect();
d->connectRedoDocument.disconnect();
d->connectTransactionAppend.disconnect();
d->connectTransactionRemove.disconnect();
// e.g. if document gets closed from within a Python command
d->_isClosing = true;
// calls Document::detachView() and alter the view list
std::list<Gui::BaseView*> temp = d->baseViews;
for(std::list<Gui::BaseView*>::iterator it=temp.begin();it!=temp.end();++it)
(*it)->deleteSelf();
std::map<const App::DocumentObject*,ViewProviderDocumentObject*>::iterator jt;
for (jt = d->_ViewProviderMap.begin();jt != d->_ViewProviderMap.end(); ++jt)
delete jt->second;
std::map<std::string,ViewProvider*>::iterator it2;
for (it2 = d->_ViewProviderMapAnnotation.begin();it2 != d->_ViewProviderMapAnnotation.end(); ++it2)
delete it2->second;
// remove the reference from the object
Base::PyGILStateLocker lock;
_pcDocPy->setInvalid();
_pcDocPy->DecRef();
delete d;
}
//*****************************************************************************************************
// 3D viewer handling
//*****************************************************************************************************
bool Document::setEdit(Gui::ViewProvider* p, int ModNum)
{
if (d->_editViewProvider)
resetEdit();
// is it really a ViewProvider of this document?
ViewProviderDocumentObject* vp = dynamic_cast<ViewProviderDocumentObject*>(p);
if (!vp)
return false;
if (d->_ViewProviderMap.find(vp->getObject()) == d->_ViewProviderMap.end())
return false;
View3DInventor *activeView = dynamic_cast<View3DInventor *>(getActiveView());
// if the currently active view is not the 3d view search for it and activate it
if (!activeView) {
activeView = dynamic_cast<View3DInventor *>(getViewOfViewProvider(p));
if (activeView)
getMainWindow()->setActiveWindow(activeView);
}
if (activeView && activeView->getViewer()->setEditingViewProvider(p,ModNum)) {
d->_editViewProvider = p;
Gui::TaskView::TaskDialog* dlg = Gui::Control().activeDialog();
if (dlg)
dlg->setDocumentName(this->getDocument()->getName());
if (d->_editViewProvider->isDerivedFrom(ViewProviderDocumentObject::getClassTypeId()))
signalInEdit(*(static_cast<ViewProviderDocumentObject*>(d->_editViewProvider)));
}
else {
return false;
}
return true;
}
void Document::resetEdit(void)
{
std::list<Gui::BaseView*>::iterator it;
if (d->_editViewProvider) {
for (it = d->baseViews.begin();it != d->baseViews.end();++it) {
View3DInventor *activeView = dynamic_cast<View3DInventor *>(*it);
if (activeView)
activeView->getViewer()->resetEditingViewProvider();
}
// Nullify the member variable before calling finishEditing().
// This is to avoid a possible stack overflow when a view provider wrongly
// invokes the document's resetEdit() method.
ViewProvider* editViewProvider = d->_editViewProvider;
d->_editViewProvider = nullptr;
editViewProvider->finishEditing();
if (editViewProvider->isDerivedFrom(ViewProviderDocumentObject::getClassTypeId()))
signalResetEdit(*(static_cast<ViewProviderDocumentObject*>(editViewProvider)));
}
}
ViewProvider *Document::getInEdit(void) const
{
if (d->_editViewProvider) {
// there is only one 3d view which is in edit mode
View3DInventor *activeView = dynamic_cast<View3DInventor *>(getActiveView());
if (activeView && activeView->getViewer()->isEditingViewProvider())
return d->_editViewProvider;
}
return 0;
}
void Document::setAnnotationViewProvider(const char* name, ViewProvider *pcProvider)
{
std::list<Gui::BaseView*>::iterator vIt;
// already in ?
std::map<std::string,ViewProvider*>::iterator it = d->_ViewProviderMapAnnotation.find(name);
if (it != d->_ViewProviderMapAnnotation.end())
removeAnnotationViewProvider(name);
// add
d->_ViewProviderMapAnnotation[name] = pcProvider;
// cycling to all views of the document
for (vIt = d->baseViews.begin();vIt != d->baseViews.end();++vIt) {
View3DInventor *activeView = dynamic_cast<View3DInventor *>(*vIt);
if (activeView)
activeView->getViewer()->addViewProvider(pcProvider);
}
}
ViewProvider * Document::getAnnotationViewProvider(const char* name) const
{
std::map<std::string,ViewProvider*>::const_iterator it = d->_ViewProviderMapAnnotation.find(name);
return ( (it != d->_ViewProviderMapAnnotation.end()) ? it->second : 0 );
}
void Document::removeAnnotationViewProvider(const char* name)
{
std::map<std::string,ViewProvider*>::iterator it = d->_ViewProviderMapAnnotation.find(name);
std::list<Gui::BaseView*>::iterator vIt;
// cycling to all views of the document
for (vIt = d->baseViews.begin();vIt != d->baseViews.end();++vIt) {
View3DInventor *activeView = dynamic_cast<View3DInventor *>(*vIt);
if (activeView)
activeView->getViewer()->removeViewProvider(it->second);
}
delete it->second;
d->_ViewProviderMapAnnotation.erase(it);
}
ViewProvider* Document::getViewProvider(const App::DocumentObject* Feat) const
{
std::map<const App::DocumentObject*,ViewProviderDocumentObject*>::const_iterator
it = d->_ViewProviderMap.find( Feat );
return ( (it != d->_ViewProviderMap.end()) ? it->second : 0 );
}
std::vector<ViewProvider*> Document::getViewProvidersOfType(const Base::Type& typeId) const
{
std::vector<ViewProvider*> Objects;
for (std::map<const App::DocumentObject*,ViewProviderDocumentObject*>::const_iterator it =
d->_ViewProviderMap.begin(); it != d->_ViewProviderMap.end(); ++it ) {
if (it->second->getTypeId().isDerivedFrom(typeId))
Objects.push_back(it->second);
}
return Objects;
}
ViewProvider *Document::getViewProviderByName(const char* name) const
{
// first check on feature name
App::DocumentObject *pcFeat = getDocument()->getObject(name);
if (pcFeat)
{
std::map<const App::DocumentObject*,ViewProviderDocumentObject*>::const_iterator
it = d->_ViewProviderMap.find( pcFeat );
if (it != d->_ViewProviderMap.end())
return it->second;
} else {
// then try annotation name
std::map<std::string,ViewProvider*>::const_iterator it2 = d->_ViewProviderMapAnnotation.find( name );
if (it2 != d->_ViewProviderMapAnnotation.end())
return it2->second;
}
return 0;
}
bool Document::isShow(const char* name)
{
ViewProvider* pcProv = getViewProviderByName(name);
return pcProv ? pcProv->isShow() : false;
}
/// put the feature in show
void Document::setShow(const char* name)
{
ViewProvider* pcProv = getViewProviderByName(name);
if (pcProv && pcProv->getTypeId().isDerivedFrom(ViewProviderDocumentObject::getClassTypeId())) {
((ViewProviderDocumentObject*)pcProv)->Visibility.setValue(true);
}
}
/// set the feature in Noshow
void Document::setHide(const char* name)
{
ViewProvider* pcProv = getViewProviderByName(name);
if (pcProv && pcProv->getTypeId().isDerivedFrom(ViewProviderDocumentObject::getClassTypeId())) {
((ViewProviderDocumentObject*)pcProv)->Visibility.setValue(false);
}
}
/// set the feature in Noshow
void Document::setPos(const char* name, const Base::Matrix4D& rclMtrx)
{
ViewProvider* pcProv = getViewProviderByName(name);
if (pcProv)
pcProv->setTransformation(rclMtrx);
}
//*****************************************************************************************************
// Document
//*****************************************************************************************************
void Document::slotNewObject(const App::DocumentObject& Obj)
{
ViewProviderDocumentObject* pcProvider = static_cast<ViewProviderDocumentObject*>(getViewProvider(&Obj));
if (!pcProvider) {
//Base::Console().Log("Document::slotNewObject() called\n");
std::string cName = Obj.getViewProviderName();
if (cName.empty()) {
// handle document object with no view provider specified
Base::Console().Log("%s has no view provider specified\n", Obj.getTypeId().getName());
return;
}
setModified(true);
Base::BaseClass* base = static_cast<Base::BaseClass*>(Base::Type::createInstanceByName(cName.c_str(),true));
if (base) {
// type not derived from ViewProviderDocumentObject!!!
assert(base->getTypeId().isDerivedFrom(Gui::ViewProviderDocumentObject::getClassTypeId()));
pcProvider = static_cast<ViewProviderDocumentObject*>(base);
d->_ViewProviderMap[&Obj] = pcProvider;
try {
// if successfully created set the right name and calculate the view
//FIXME: Consider to change argument of attach() to const pointer
pcProvider->attach(const_cast<App::DocumentObject*>(&Obj));
pcProvider->updateView();
pcProvider->setActiveMode();
}
catch(const Base::MemoryException& e){
Base::Console().Error("Memory exception in '%s' thrown: %s\n",Obj.getNameInDocument(),e.what());
}
catch(Base::Exception &e){
e.ReportException();
}
#ifndef FC_DEBUG
catch(...){
Base::Console().Error("App::Document::_RecomputeFeature(): Unknown exception in Feature \"%s\" thrown\n",Obj.getNameInDocument());
}
#endif
}
else {
Base::Console().Warning("Gui::Document::slotNewObject() no view provider for the object %s found\n",cName.c_str());
}
}
if (pcProvider) {
std::list<Gui::BaseView*>::iterator vIt;
// cycling to all views of the document
for (vIt = d->baseViews.begin();vIt != d->baseViews.end();++vIt) {
View3DInventor *activeView = dynamic_cast<View3DInventor *>(*vIt);
if (activeView)
activeView->getViewer()->addViewProvider(pcProvider);
}
// adding to the tree
signalNewObject(*pcProvider);
pcProvider->pcDocument = this;
// it is possible that a new viewprovider already claims children
handleChildren3D(pcProvider);
}
}
void Document::slotDeletedObject(const App::DocumentObject& Obj)
{
std::list<Gui::BaseView*>::iterator vIt;
setModified(true);
//Base::Console().Log("Document::slotDeleteObject() called\n");
// cycling to all views of the document
ViewProvider* viewProvider = getViewProvider(&Obj);
#if 0 // With this we can show child objects again if this method was called by undo
viewProvider->onDelete(std::vector<std::string>());
#endif
if (viewProvider && viewProvider->getTypeId().isDerivedFrom
(ViewProviderDocumentObject::getClassTypeId())) {
// go through the views
for (vIt = d->baseViews.begin();vIt != d->baseViews.end();++vIt) {
View3DInventor *activeView = dynamic_cast<View3DInventor *>(*vIt);
if (activeView) {
if (d->_editViewProvider == viewProvider)
resetEdit();
activeView->getViewer()->removeViewProvider(viewProvider);
}
}
// removing from tree
signalDeletedObject(*(static_cast<ViewProviderDocumentObject*>(viewProvider)));
}
}
void Document::slotChangedObject(const App::DocumentObject& Obj, const App::Property& Prop)
{
//Base::Console().Log("Document::slotChangedObject() called\n");
ViewProvider* viewProvider = getViewProvider(&Obj);
if (viewProvider) {
try {
viewProvider->update(&Prop);
}
catch(const Base::MemoryException& e) {
Base::Console().Error("Memory exception in '%s' thrown: %s\n",Obj.getNameInDocument(),e.what());
}
catch(Base::Exception& e){
e.ReportException();
}
catch(const std::exception& e){
Base::Console().Error("C++ exception in '%s' thrown: %s\n",Obj.getNameInDocument(),e.what());
}
catch (...) {
Base::Console().Error("Cannot update representation for '%s'.\n", Obj.getNameInDocument());
}
handleChildren3D(viewProvider);
if (viewProvider->isDerivedFrom(ViewProviderDocumentObject::getClassTypeId()))
signalChangedObject(static_cast<ViewProviderDocumentObject&>(*viewProvider), Prop);
}
// a property of an object has changed
setModified(true);
}
void Document::slotRelabelObject(const App::DocumentObject& Obj)
{
ViewProvider* viewProvider = getViewProvider(&Obj);
if (viewProvider && viewProvider->isDerivedFrom(ViewProviderDocumentObject::getClassTypeId())) {
signalRelabelObject(*(static_cast<ViewProviderDocumentObject*>(viewProvider)));
}
}
void Document::slotTransactionAppend(const App::DocumentObject& obj, App::Transaction* transaction)
{
ViewProvider* viewProvider = getViewProvider(&obj);
if (viewProvider && viewProvider->isDerivedFrom(ViewProviderDocumentObject::getClassTypeId())) {
transaction->addObjectDel(viewProvider);
}
}
void Document::slotTransactionRemove(const App::DocumentObject& obj, App::Transaction* transaction)
{
std::map<const App::DocumentObject*,ViewProviderDocumentObject*>::const_iterator
it = d->_ViewProviderMap.find(&obj);
if (it != d->_ViewProviderMap.end()) {
ViewProvider* viewProvider = it->second;
// Issue #0003540:
// When deleting a view provider that claims the Inventor nodes
// of its children then we must update the 3d viewers to re-add
// the root nodes if needed.
bool rebuild = false;
SoGroup* childGroup = viewProvider->getChildRoot();
if (childGroup && childGroup->getNumChildren() > 0)
rebuild = true;
d->_ViewProviderMap.erase(&obj);
// transaction being a nullptr indicates that undo/redo is off and the object
// can be safely deleted
if (transaction)
transaction->addObjectNew(viewProvider);
else
delete viewProvider;
if (rebuild)
rebuildRootNodes();
}
}
void Document::slotActivatedObject(const App::DocumentObject& Obj)
{
ViewProvider* viewProvider = getViewProvider(&Obj);
if (viewProvider && viewProvider->isDerivedFrom(ViewProviderDocumentObject::getClassTypeId())) {
signalActivatedObject(*(static_cast<ViewProviderDocumentObject*>(viewProvider)));
}
}
void Document::slotUndoDocument(const App::Document& doc)
{
if (d->_pcDocument != &doc)
return;
signalUndoDocument(*this);
}
void Document::slotRedoDocument(const App::Document& doc)
{
if (d->_pcDocument != &doc)
return;
signalRedoDocument(*this);
}
void Document::addViewProvider(Gui::ViewProviderDocumentObject* vp)
{
// Hint: The undo/redo first adds the view provider to the Gui
// document before adding the objects to the App document.
// the view provider is added by TransactionViewProvider and an
// object can be there only once
assert(d->_ViewProviderMap.find(vp->getObject()) == d->_ViewProviderMap.end());
vp->setStatus(Detach, false);
d->_ViewProviderMap[vp->getObject()] = vp;
}
void Document::setModified(bool b)
{
d->_isModified = b;
std::list<MDIView*> mdis = getMDIViews();
for (std::list<MDIView*>::iterator it = mdis.begin(); it != mdis.end(); ++it) {
(*it)->setWindowModified(b);
}
}
bool Document::isModified() const
{
return d->_isModified;
}
ViewProvider* Document::getViewProviderByPathFromTail(SoPath * path) const
{
// Get the lowest root node in the pick path!
for (int i = 0; i < path->getLength(); i++) {
SoNode *node = path->getNodeFromTail(i);
if (node->isOfType(SoSeparator::getClassTypeId())) {
std::map<const App::DocumentObject*,ViewProviderDocumentObject*>::const_iterator it;
for(it = d->_ViewProviderMap.begin();it!= d->_ViewProviderMap.end();++it) {
if (node == it->second->getRoot())
return it->second;
}
}
}
return 0;
}
App::Document* Document::getDocument(void) const
{
return d->_pcDocument;
}
/// Save the document
bool Document::save(void)
{
if (d->_pcDocument->isSaved()) {
try {
Gui::WaitCursor wc;
Command::doCommand(Command::Doc,"App.getDocument(\"%s\").save()"
,d->_pcDocument->getName());
setModified(false);
}
catch (const Base::Exception& e) {
QMessageBox::critical(getMainWindow(), QObject::tr("Saving document failed"),
QString::fromLatin1(e.what()));
}
return true;
}
else {
return saveAs();
}
}
/// Save the document under a new file name
bool Document::saveAs(void)
{
getMainWindow()->showMessage(QObject::tr("Save document under new filename..."));
QString exe = qApp->applicationName();
QString fn = FileDialog::getSaveFileName(getMainWindow(), QObject::tr("Save %1 Document").arg(exe),
QString(), QString::fromLatin1("%1 %2 (*.FCStd)").arg(exe, QObject::tr("Document")));
if (!fn.isEmpty()) {
QFileInfo fi;
fi.setFile(fn);
const char * DocName = App::GetApplication().getDocumentName(getDocument());
// save as new file name
try {
Gui::WaitCursor wc;
std::string escapedstr = Base::Tools::escapedUnicodeFromUtf8(fn.toUtf8());
Command::doCommand(Command::Doc,"App.getDocument(\"%s\").saveAs(u\"%s\")"
, DocName, escapedstr.c_str());
setModified(false);
getMainWindow()->appendRecentFile(fi.filePath());
}
catch (const Base::Exception& e) {
QMessageBox::critical(getMainWindow(), QObject::tr("Saving document failed"),
QString::fromLatin1(e.what()));
}
return true;
}
else {
getMainWindow()->showMessage(QObject::tr("Saving aborted"), 2000);
return false;
}
}
/// Save a copy of the document under a new file name
bool Document::saveCopy(void)
{
getMainWindow()->showMessage(QObject::tr("Save a copy of the document under new filename..."));
QString exe = qApp->applicationName();
QString fn = FileDialog::getSaveFileName(getMainWindow(), QObject::tr("Save %1 Document").arg(exe),
QString(), QObject::tr("%1 document (*.FCStd)").arg(exe));
if (!fn.isEmpty()) {
QFileInfo fi;
fi.setFile(fn);
const char * DocName = App::GetApplication().getDocumentName(getDocument());
// save as new file name
Gui::WaitCursor wc;
Command::doCommand(Command::Doc,"App.getDocument(\"%s\").saveCopy(\"%s\")"
, DocName, (const char*)fn.toUtf8());
return true;
}
else {
getMainWindow()->showMessage(QObject::tr("Saving aborted"), 2000);
return false;
}
}
unsigned int Document::getMemSize (void) const
{
unsigned int size = 0;
// size of the view providers in the document
std::map<const App::DocumentObject*,ViewProviderDocumentObject*>::const_iterator it;
for (it = d->_ViewProviderMap.begin(); it != d->_ViewProviderMap.end(); ++it)
size += it->second->getMemSize();
return size;
}
/**
* Adds a separate XML file to the projects file that contains information about the view providers.
*/
void Document::Save (Base::Writer &writer) const
{
// It's only possible to add extra information if force of XML is disabled
if (writer.isForceXML() == false) {
writer.addFile("GuiDocument.xml", this);
if (App::GetApplication().GetParameterGroupByPath
("User parameter:BaseApp/Preferences/Document")->GetBool("SaveThumbnail",false)) {
std::list<MDIView*> mdi = getMDIViews();
for (std::list<MDIView*>::iterator it = mdi.begin(); it != mdi.end(); ++it) {
if ((*it)->getTypeId().isDerivedFrom(View3DInventor::getClassTypeId())) {
View3DInventorViewer* view = static_cast<View3DInventor*>(*it)->getViewer();
d->thumb.setFileName(d->_pcDocument->FileName.getValue());
d->thumb.setSize(128);
d->thumb.setViewer(view);
d->thumb.Save(writer);
break;
}
}
}
}
}
/**
* Loads a separate XML file from the projects file with information about the view providers.
*/
void Document::Restore(Base::XMLReader &reader)
{
reader.addFile("GuiDocument.xml",this);
// hide all elements to avoid to update the 3d view when loading data files
// RestoreDocFile then restores the visibility status again
std::map<const App::DocumentObject*,ViewProviderDocumentObject*>::iterator it;
for (it = d->_ViewProviderMap.begin(); it != d->_ViewProviderMap.end(); ++it) {
it->second->startRestoring();
}
}
/**
* Restores the properties of the view providers.
*/
void Document::RestoreDocFile(Base::Reader &reader)
{
// We must create an XML parser to read from the input stream
Base::XMLReader xmlReader("GuiDocument.xml", reader);
xmlReader.FileVersion = reader.getFileVersion();
xmlReader.readElement("Document");
long scheme = xmlReader.getAttributeAsInteger("SchemaVersion");
xmlReader.DocumentSchema = scheme;
// At this stage all the document objects and their associated view providers exist.
// Now we must restore the properties of the view providers only.
//
// SchemeVersion "1"
if (scheme == 1) {
// read the viewproviders itself
xmlReader.readElement("ViewProviderData");
int Cnt = xmlReader.getAttributeAsInteger("Count");
for (int i=0; i<Cnt; i++) {
xmlReader.readElement("ViewProvider");
std::string name = xmlReader.getAttribute("name");
bool expanded = false;
if (xmlReader.hasAttribute("expanded")) {
const char* attr = xmlReader.getAttribute("expanded");
if (strcmp(attr,"1") == 0) {
expanded = true;
}
}
ViewProvider* pObj = getViewProviderByName(name.c_str());
if (pObj) // check if this feature has been registered
pObj->Restore(xmlReader);
if (pObj && expanded) {
Gui::ViewProviderDocumentObject* vp = static_cast<Gui::ViewProviderDocumentObject*>(pObj);
this->signalExpandObject(*vp, Gui::ExpandItem);
}
xmlReader.readEndElement("ViewProvider");
}
xmlReader.readEndElement("ViewProviderData");
// read camera settings
xmlReader.readElement("Camera");
const char* ppReturn = xmlReader.getAttribute("settings");
std::string sMsg = "SetCamera ";
sMsg += ppReturn;
if (strcmp(ppReturn, "") != 0) { // non-empty attribute
try {
const char** pReturnIgnore=0;
std::list<MDIView*> mdi = getMDIViews();
for (std::list<MDIView*>::iterator it = mdi.begin(); it != mdi.end(); ++it) {
if ((*it)->onHasMsg("SetCamera"))
(*it)->onMsg(sMsg.c_str(), pReturnIgnore);
}
}
catch (const Base::Exception& e) {
Base::Console().Error("%s\n", e.what());
}
}
}
xmlReader.readEndElement("Document");
// In the file GuiDocument.xml new data files might be added
if (!xmlReader.getFilenames().empty())
xmlReader.readFiles(static_cast<zipios::ZipInputStream&>(reader.getStream()));
// reset modified flag
setModified(false);
}
void Document::slotStartRestoreDocument(const App::Document& doc)
{
if (d->_pcDocument != &doc)
return;
// disable this signal while loading a document
d->connectActObjectBlocker.block();
}
void Document::slotFinishRestoreDocument(const App::Document& doc)
{
if (d->_pcDocument != &doc)
return;
d->connectActObjectBlocker.unblock();
App::DocumentObject* act = doc.getActiveObject();
if (act) {
ViewProvider* viewProvider = getViewProvider(act);
if (viewProvider && viewProvider->isDerivedFrom(ViewProviderDocumentObject::getClassTypeId())) {
signalActivatedObject(*(static_cast<ViewProviderDocumentObject*>(viewProvider)));
}
}
// some post-processing of view providers
std::map<const App::DocumentObject*,ViewProviderDocumentObject*>::iterator it;
for (it = d->_ViewProviderMap.begin(); it != d->_ViewProviderMap.end(); ++it) {
it->second->finishRestoring();
}
// reset modified flag
setModified(false);
}
/**
* Saves the properties of the view providers.
*/
void Document::SaveDocFile (Base::Writer &writer) const
{
writer.Stream() << "<?xml version='1.0' encoding='utf-8'?>" << std::endl
<< "<!--" << std::endl
<< " FreeCAD Document, see http://www.freecadweb.org for more information..."
<< std::endl << "-->" << std::endl;
writer.Stream() << "<Document SchemaVersion=\"1\">" << std::endl;
std::map<const App::DocumentObject*,ViewProviderDocumentObject*>::const_iterator it;
// writing the view provider names itself
writer.incInd(); // indentation for 'ViewProviderData Count'
writer.Stream() << writer.ind() << "<ViewProviderData Count=\""
<< d->_ViewProviderMap.size() <<"\">" << std::endl;
bool xml = writer.isForceXML();
//writer.setForceXML(true);
writer.incInd(); // indentation for 'ViewProvider name'
for(it = d->_ViewProviderMap.begin(); it != d->_ViewProviderMap.end(); ++it) {
const App::DocumentObject* doc = it->first;
ViewProvider* obj = it->second;
writer.Stream() << writer.ind() << "<ViewProvider name=\""
<< doc->getNameInDocument() << "\" "
<< "expanded=\"" << (doc->testStatus(App::Expand) ? 1:0) << "\"";
if (obj->hasExtensions())
writer.Stream() << " Extensions=\"True\"";
writer.Stream() << ">" << std::endl;
obj->Save(writer);
writer.Stream() << writer.ind() << "</ViewProvider>" << std::endl;
}
writer.setForceXML(xml);
writer.decInd(); // indentation for 'ViewProvider name'
writer.Stream() << writer.ind() << "</ViewProviderData>" << std::endl;
writer.decInd(); // indentation for 'ViewProviderData Count'
// set camera settings
QString viewPos;
std::list<MDIView*> mdi = getMDIViews();
for (std::list<MDIView*>::iterator it = mdi.begin(); it != mdi.end(); ++it) {
if ((*it)->onHasMsg("GetCamera")) {
const char* ppReturn=0;
(*it)->onMsg("GetCamera",&ppReturn);
// remove the first line because it's a comment like '#Inventor V2.1 ascii'
QStringList lines = QString(QString::fromLatin1(ppReturn)).split(QLatin1String("\n"));
if (lines.size() > 1) {
lines.pop_front();
viewPos = lines.join(QLatin1String(" "));
break;
}
}
}
writer.incInd(); // indentation for camera settings
writer.Stream() << writer.ind() << "<Camera settings=\""
<< (const char*)viewPos.toLatin1() <<"\"/>" << std::endl;
writer.decInd(); // indentation for camera settings
writer.Stream() << "</Document>" << std::endl;
}
void Document::exportObjects(const std::vector<App::DocumentObject*>& obj, Base::Writer& writer)
{
writer.Stream() << "<?xml version='1.0' encoding='utf-8'?>" << std::endl;
writer.Stream() << "<Document SchemaVersion=\"1\">" << std::endl;
std::map<const App::DocumentObject*,ViewProvider*> views;
for (std::vector<App::DocumentObject*>::const_iterator it = obj.begin(); it != obj.end(); ++it) {
Document* doc = Application::Instance->getDocument((*it)->getDocument());
if (doc) {
ViewProvider* vp = doc->getViewProvider(*it);
if (vp) views[*it] = vp;
}
}
// writing the view provider names itself
writer.incInd(); // indentation for 'ViewProviderData Count'
writer.Stream() << writer.ind() << "<ViewProviderData Count=\""
<< views.size() <<"\">" << std::endl;
bool xml = writer.isForceXML();
//writer.setForceXML(true);
writer.incInd(); // indentation for 'ViewProvider name'
std::map<const App::DocumentObject*,ViewProvider*>::const_iterator jt;
for (jt = views.begin(); jt != views.end(); ++jt) {
const App::DocumentObject* doc = jt->first;
ViewProvider* obj = jt->second;
writer.Stream() << writer.ind() << "<ViewProvider name=\""
<< doc->getNameInDocument() << "\" "
<< "expanded=\"" << (doc->testStatus(App::Expand) ? 1:0) << "\"";
if (obj->hasExtensions())
writer.Stream() << " Extensions=\"True\"";
writer.Stream() << ">" << std::endl;
obj->Save(writer);
writer.Stream() << writer.ind() << "</ViewProvider>" << std::endl;
}
writer.setForceXML(xml);