493 lines
13 KiB
C++
493 lines
13 KiB
C++
/***************************************************************************
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* Copyright (c) 2008 Werner Mayer <wmayer[at]users.sourceforge.net> *
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* *
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* This file is part of the FreeCAD CAx development system. *
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* *
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* This library is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU Library General Public *
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* License as published by the Free Software Foundation; either *
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* version 2 of the License, or (at your option) any later version. *
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* *
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* This library is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU Library General Public License for more details. *
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* *
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* You should have received a copy of the GNU Library General Public *
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* License along with this library; see the file COPYING.LIB. If not, *
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* write to the Free Software Foundation, Inc., 59 Temple Place, *
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* Suite 330, Boston, MA 02111-1307, USA *
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* *
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***************************************************************************/
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#include "PreCompiled.h"
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#ifndef _PreComp_
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# include <sstream>
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#endif
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#include <functional>
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#include "DocumentObserver.h"
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#include "Application.h"
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#include "Document.h"
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#include "ViewProviderDocumentObject.h"
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#include <App/Document.h>
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using namespace Gui;
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namespace sp = std::placeholders;
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DocumentT::DocumentT() = default;
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DocumentT::DocumentT(Document* doc)
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{
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document = doc->getDocument()->getName();
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}
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DocumentT::DocumentT(const std::string& name)
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{
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document = name;
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}
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DocumentT::DocumentT(const DocumentT& doc)
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{
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document = doc.document;
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}
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DocumentT::~DocumentT() = default;
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void DocumentT::operator=(const DocumentT& doc)
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{
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if (this == &doc)
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return;
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document = doc.document;
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}
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void DocumentT::operator=(const Document* doc)
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{
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document = doc->getDocument()->getName();
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}
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void DocumentT::operator=(const std::string& name)
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{
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document = name;
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}
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Document* DocumentT::getDocument() const
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{
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return Application::Instance->getDocument(document.c_str());
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}
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std::string DocumentT::getDocumentName() const
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{
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return document;
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}
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std::string DocumentT::getGuiDocumentPython() const
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{
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std::stringstream str;
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Document* doc = Application::Instance->activeDocument();
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if (doc && document == doc->getDocument()->getName()) {
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str << "Gui.ActiveDocument";
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}
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else {
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str << "Gui.getDocument(\""
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<< document
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<< "\")";
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}
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return str.str();
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}
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std::string DocumentT::getAppDocumentPython() const
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{
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std::stringstream str;
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Document* doc = Application::Instance->activeDocument();
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if (doc && document == doc->getDocument()->getName()) {
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str << "App.ActiveDocument";
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}
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else {
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str << "App.getDocument(\""
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<< document
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<< "\")";
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}
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return str.str();
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}
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// -----------------------------------------------------------------------------
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ViewProviderT::ViewProviderT() = default;
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ViewProviderT::ViewProviderT(const ViewProviderT& other)
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{
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*this = other;
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}
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ViewProviderT::ViewProviderT(ViewProviderT &&other)
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{
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*this = std::move(other);
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}
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ViewProviderT::ViewProviderT(const ViewProviderDocumentObject* obj)
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{
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*this = obj;
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}
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ViewProviderT::~ViewProviderT() = default;
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ViewProviderT & ViewProviderT::operator=(const ViewProviderT& obj)
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{
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if (this == &obj)
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return *this;
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object = obj.object;
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document = obj.document;
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return *this;
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}
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ViewProviderT &ViewProviderT::operator=(ViewProviderT&& obj)
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{
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if (this == &obj)
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return *this;
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object = std::move(obj.object);
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document = std::move(obj.document);
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return *this;
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}
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void ViewProviderT::operator=(const ViewProviderDocumentObject* obj)
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{
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if (!obj) {
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object.clear();
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document.clear();
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}
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else {
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object = obj->getObject()->getNameInDocument();
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document = obj->getObject()->getDocument()->getName();
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}
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}
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bool ViewProviderT::operator==(const ViewProviderT &other) const {
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return document == other.document
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&& object == other.object;
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}
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Document* ViewProviderT::getDocument() const
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{
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return Application::Instance->getDocument(document.c_str());
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}
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const std::string& ViewProviderT::getDocumentName() const
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{
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return document;
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}
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std::string ViewProviderT::getGuiDocumentPython() const
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{
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DocumentT doct(document);
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return doct.getGuiDocumentPython();
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}
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std::string ViewProviderT::getAppDocumentPython() const
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{
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DocumentT doct(document);
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return doct.getAppDocumentPython();
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}
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ViewProviderDocumentObject* ViewProviderT::getViewProvider() const
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{
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ViewProviderDocumentObject* obj = nullptr;
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Document* doc = getDocument();
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if (doc) {
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obj = dynamic_cast<ViewProviderDocumentObject*>(doc->getViewProviderByName(object.c_str()));
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}
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return obj;
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}
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const std::string& ViewProviderT::getObjectName() const
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{
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return object;
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}
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std::string ViewProviderT::getObjectPython() const
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{
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std::stringstream str;
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Document* doc = Application::Instance->activeDocument();
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if (doc && document == doc->getDocument()->getName()) {
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str << "Gui.ActiveDocument.";
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}
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else {
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str << "Gui.getDocument(\""
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<< document
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<< "\").";
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}
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str << object;
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return str.str();
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}
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// -----------------------------------------------------------------------------
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class DocumentWeakPtrT::Private {
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public:
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Private(Gui::Document* doc) : _document(doc) {
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if (doc) {
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//NOLINTBEGIN
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connectApplicationDeletedDocument = doc->signalDeleteDocument.connect(std::bind
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(&Private::deletedDocument, this, sp::_1));
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//NOLINTEND
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}
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}
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void deletedDocument(const Gui::Document& doc) {
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if (_document == &doc)
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reset();
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}
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void reset() {
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connectApplicationDeletedDocument.disconnect();
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_document = nullptr;
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}
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Gui::Document* _document;
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using Connection = boost::signals2::scoped_connection;
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Connection connectApplicationDeletedDocument;
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};
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DocumentWeakPtrT::DocumentWeakPtrT(Gui::Document* doc) noexcept
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: d(new Private(doc))
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{
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}
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DocumentWeakPtrT::~DocumentWeakPtrT() = default;
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void DocumentWeakPtrT::reset() noexcept
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{
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d->reset();
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}
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bool DocumentWeakPtrT::expired() const noexcept
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{
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return (d->_document == nullptr);
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}
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Gui::Document* DocumentWeakPtrT::operator*() const noexcept
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{
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return d->_document;
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}
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Gui::Document* DocumentWeakPtrT::operator->() const noexcept
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{
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return d->_document;
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}
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// -----------------------------------------------------------------------------
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class ViewProviderWeakPtrT::Private {
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public:
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Private(ViewProviderDocumentObject* obj) : object(obj) {
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set(obj);
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}
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void deletedDocument(const Gui::Document& doc) {
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// When deleting document then there is no way to undo it
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if (object && object->getDocument() == &doc) {
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reset();
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}
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}
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void createdObject(const Gui::ViewProvider& obj) noexcept {
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// When undoing the removal
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if (object == &obj) {
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indocument = true;
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}
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}
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void deletedObject(const Gui::ViewProvider& obj) noexcept {
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if (object == &obj) {
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indocument = false;
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}
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}
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void reset() {
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connectApplicationDeletedDocument.disconnect();
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connectDocumentCreatedObject.disconnect();
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connectDocumentDeletedObject.disconnect();
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object = nullptr;
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indocument = false;
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}
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void set(ViewProviderDocumentObject* obj) {
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object = obj;
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try {
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if (obj) {
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//NOLINTBEGIN
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Gui::Document* doc = obj->getDocument();
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indocument = true;
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connectApplicationDeletedDocument = doc->signalDeleteDocument.connect(std::bind
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(&Private::deletedDocument, this, sp::_1));
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connectDocumentCreatedObject = doc->signalNewObject.connect(std::bind
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(&Private::createdObject, this, sp::_1));
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connectDocumentDeletedObject = doc->signalDeletedObject.connect(std::bind
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(&Private::deletedObject, this, sp::_1));
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//NOLINTEND
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}
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}
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catch (const Base::RuntimeError&) {
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// getDocument() may raise an exception
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object = nullptr;
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indocument = false;
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}
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}
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ViewProviderDocumentObject* get() const {
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return indocument ? object : nullptr;
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}
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Gui::ViewProviderDocumentObject* object;
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bool indocument{false};
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using Connection = boost::signals2::scoped_connection;
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Connection connectApplicationDeletedDocument;
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Connection connectDocumentCreatedObject;
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Connection connectDocumentDeletedObject;
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};
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ViewProviderWeakPtrT::ViewProviderWeakPtrT(ViewProviderDocumentObject* obj)
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: d(new Private(obj))
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{
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}
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ViewProviderWeakPtrT::~ViewProviderWeakPtrT() = default;
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ViewProviderDocumentObject* ViewProviderWeakPtrT::_get() const noexcept
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{
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return d->get();
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}
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void ViewProviderWeakPtrT::reset()
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{
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d->reset();
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}
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bool ViewProviderWeakPtrT::expired() const noexcept
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{
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return !d->indocument;
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}
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ViewProviderWeakPtrT& ViewProviderWeakPtrT::operator= (ViewProviderDocumentObject* p)
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{
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d->reset();
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d->set(p);
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return *this;
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}
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ViewProviderDocumentObject* ViewProviderWeakPtrT::operator*() const noexcept
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{
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return d->get();
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}
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ViewProviderDocumentObject* ViewProviderWeakPtrT::operator->() const noexcept
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{
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return d->get();
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}
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bool ViewProviderWeakPtrT::operator== (const ViewProviderWeakPtrT& p) const noexcept
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{
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return d->get() == p.d->get();
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}
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bool ViewProviderWeakPtrT::operator!= (const ViewProviderWeakPtrT& p) const noexcept
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{
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return d->get() != p.d->get();
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}
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// -----------------------------------------------------------------------------
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DocumentObserver::DocumentObserver() = default;
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DocumentObserver::DocumentObserver(Document* doc)
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{
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attachDocument(doc);
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}
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DocumentObserver::~DocumentObserver() = default;
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void DocumentObserver::attachDocument(Document* doc)
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{
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detachDocument();
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if (!doc)
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return;
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//NOLINTBEGIN
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this->connectDocumentCreatedObject = doc->signalNewObject.connect(std::bind
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(&DocumentObserver::slotCreatedObject, this, sp::_1));
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this->connectDocumentDeletedObject = doc->signalDeletedObject.connect(std::bind
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(&DocumentObserver::slotDeletedObject, this, sp::_1));
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this->connectDocumentChangedObject = doc->signalChangedObject.connect(std::bind
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(&DocumentObserver::slotChangedObject, this, sp::_1, sp::_2));
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this->connectDocumentRelabelObject = doc->signalRelabelObject.connect(std::bind
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(&DocumentObserver::slotRelabelObject, this, sp::_1));
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this->connectDocumentActivateObject = doc->signalActivatedObject.connect(std::bind
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(&DocumentObserver::slotActivatedObject, this, sp::_1));
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this->connectDocumentEditObject = doc->signalInEdit.connect(std::bind
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(&DocumentObserver::slotEnterEditObject, this, sp::_1));
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this->connectDocumentResetObject = doc->signalResetEdit.connect(std::bind
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(&DocumentObserver::slotResetEditObject, this, sp::_1));
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this->connectDocumentUndo = doc->signalUndoDocument.connect(std::bind
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(&DocumentObserver::slotUndoDocument, this, sp::_1));
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this->connectDocumentRedo = doc->signalRedoDocument.connect(std::bind
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(&DocumentObserver::slotRedoDocument, this, sp::_1));
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this->connectDocumentDelete = doc->signalDeleteDocument.connect(std::bind
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(&DocumentObserver::slotDeleteDocument, this, sp::_1));
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//NOLINTEND
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}
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void DocumentObserver::detachDocument()
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{
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this->connectDocumentCreatedObject.disconnect();
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this->connectDocumentDeletedObject.disconnect();
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this->connectDocumentChangedObject.disconnect();
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this->connectDocumentRelabelObject.disconnect();
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this->connectDocumentActivateObject.disconnect();
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this->connectDocumentEditObject.disconnect();
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this->connectDocumentResetObject.disconnect();
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this->connectDocumentUndo.disconnect();
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this->connectDocumentRedo.disconnect();
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this->connectDocumentDelete.disconnect();
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}
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void DocumentObserver::slotUndoDocument(const Document& /*Doc*/)
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{
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}
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void DocumentObserver::slotRedoDocument(const Document& /*Doc*/)
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{
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}
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void DocumentObserver::slotDeleteDocument(const Document& /*Doc*/)
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{
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}
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void DocumentObserver::slotCreatedObject(const ViewProviderDocumentObject& /*Obj*/)
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{
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}
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void DocumentObserver::slotDeletedObject(const ViewProviderDocumentObject& /*Obj*/)
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{
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}
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void DocumentObserver::slotChangedObject(const ViewProviderDocumentObject& /*Obj*/,
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const App::Property& /*Prop*/)
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{
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}
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void DocumentObserver::slotRelabelObject(const ViewProviderDocumentObject& /*Obj*/)
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{
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}
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void DocumentObserver::slotActivatedObject(const ViewProviderDocumentObject& /*Obj*/)
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{
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}
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void DocumentObserver::slotEnterEditObject(const ViewProviderDocumentObject& /*Obj*/)
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{
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}
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void DocumentObserver::slotResetEditObject(const ViewProviderDocumentObject& /*Obj*/)
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{
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}
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