Files
create/src/Gui/DocumentObserverPython.cpp
2023-08-20 18:12:43 +02:00

261 lines
9.5 KiB
C++

/***************************************************************************
* Copyright (c) 2018 Stefan Tröger <stefantroeger@gmx.net> *
* *
* 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"
#include <Base/Interpreter.h>
#include "Application.h"
#include "Document.h"
#include "DocumentObserverPython.h"
#include "ViewProvider.h"
#include "ViewProviderDocumentObject.h"
using namespace Gui;
namespace sp = std::placeholders;
std::vector<DocumentObserverPython*> DocumentObserverPython::_instances;
void DocumentObserverPython::addObserver(const Py::Object& obj)
{
_instances.push_back(new DocumentObserverPython(obj));
}
void DocumentObserverPython::removeObserver(const Py::Object& obj)
{
DocumentObserverPython* obs=nullptr;
for (std::vector<DocumentObserverPython*>::iterator it =
_instances.begin(); it != _instances.end(); ++it) {
if ((*it)->inst == obj) {
obs = *it;
_instances.erase(it);
break;
}
}
delete obs;
}
DocumentObserverPython::DocumentObserverPython(const Py::Object& obj) : inst(obj)
{
//NOLINTBEGIN
#define FC_PY_ELEMENT_ARG1(_name1, _name2) do {\
FC_PY_GetCallable(obj.ptr(), "slot" #_name1, py##_name1.py);\
if (!py##_name1.py.isNone())\
py##_name1.slot = Application::Instance->signal##_name2.connect(\
std::bind(&DocumentObserverPython::slot##_name1, this, sp::_1));\
}\
while(0);
#define FC_PY_ELEMENT_ARG2(_name1, _name2) do {\
FC_PY_GetCallable(obj.ptr(), "slot" #_name1, py##_name1.py);\
if (!py##_name1.py.isNone())\
py##_name1.slot = Application::Instance->signal##_name2.connect(\
std::bind(&DocumentObserverPython::slot##_name1, this, sp::_1, sp::_2));\
}\
while(0);
FC_PY_ELEMENT_ARG1(CreatedDocument, NewDocument)
FC_PY_ELEMENT_ARG1(DeletedDocument, DeleteDocument)
FC_PY_ELEMENT_ARG1(RelabelDocument, RelabelDocument)
FC_PY_ELEMENT_ARG1(RenameDocument, RenameDocument)
FC_PY_ELEMENT_ARG1(ActivateDocument, ActiveDocument)
FC_PY_ELEMENT_ARG1(CreatedObject, NewObject)
FC_PY_ELEMENT_ARG1(DeletedObject, DeletedObject)
FC_PY_ELEMENT_ARG2(BeforeChangeObject, BeforeChangeObject)
FC_PY_ELEMENT_ARG2(ChangedObject, ChangedObject)
FC_PY_ELEMENT_ARG1(InEdit, InEdit)
FC_PY_ELEMENT_ARG1(ResetEdit, ResetEdit)
//NOLINTEND
}
DocumentObserverPython::~DocumentObserverPython() = default;
void DocumentObserverPython::slotCreatedDocument(const Gui::Document& Doc)
{
Base::PyGILStateLocker lock;
try {
Py::Tuple args(1);
args.setItem(0, Py::asObject(const_cast<Gui::Document&>(Doc).getPyObject()));
Base::pyCall(pyCreatedDocument.ptr(),args.ptr());
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
}
void DocumentObserverPython::slotDeletedDocument(const Gui::Document& Doc)
{
Base::PyGILStateLocker lock;
try {
Py::Tuple args(1);
args.setItem(0, Py::asObject(const_cast<Gui::Document&>(Doc).getPyObject()));
Base::pyCall(pyDeletedDocument.ptr(),args.ptr());
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
}
void DocumentObserverPython::slotRelabelDocument(const Gui::Document& Doc)
{
Base::PyGILStateLocker lock;
try {
Py::Tuple args(1);
args.setItem(0, Py::asObject(const_cast<Gui::Document&>(Doc).getPyObject()));
Base::pyCall(pyRelabelDocument.ptr(),args.ptr());
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
}
void DocumentObserverPython::slotRenameDocument(const Gui::Document& Doc)
{
Base::PyGILStateLocker lock;
try {
Py::Tuple args(1);
args.setItem(0, Py::asObject(const_cast<Gui::Document&>(Doc).getPyObject()));
Base::pyCall(pyRenameDocument.ptr(),args.ptr());
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
}
void DocumentObserverPython::slotActivateDocument(const Gui::Document& Doc)
{
Base::PyGILStateLocker lock;
try {
Py::Tuple args(1);
args.setItem(0, Py::asObject(const_cast<Gui::Document&>(Doc).getPyObject()));
Base::pyCall(pyActivateDocument.ptr(),args.ptr());
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
}
void DocumentObserverPython::slotCreatedObject(const Gui::ViewProvider& Obj)
{
Base::PyGILStateLocker lock;
try {
Py::Tuple args(1);
args.setItem(0, Py::asObject(const_cast<Gui::ViewProvider&>(Obj).getPyObject()));
Base::pyCall(pyCreatedObject.ptr(),args.ptr());
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
}
void DocumentObserverPython::slotDeletedObject(const Gui::ViewProvider& Obj)
{
Base::PyGILStateLocker lock;
try {
Py::Tuple args(1);
args.setItem(0, Py::asObject(const_cast<Gui::ViewProvider&>(Obj).getPyObject()));
Base::pyCall(pyDeletedObject.ptr(),args.ptr());
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
}
void DocumentObserverPython::slotBeforeChangeObject(const Gui::ViewProvider& Obj,
const App::Property& Prop)
{
Base::PyGILStateLocker lock;
try {
Py::Tuple args(2);
args.setItem(0, Py::asObject(const_cast<Gui::ViewProvider&>(Obj).getPyObject()));
// If a property is touched but not part of a document object then its name is null.
// In this case the slot function must not be called.
const char* prop_name = Obj.getPropertyName(&Prop);
if (prop_name) {
args.setItem(1, Py::String(prop_name));
Base::pyCall(pyBeforeChangeObject.ptr(),args.ptr());
}
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
}
void DocumentObserverPython::slotChangedObject(const Gui::ViewProvider& Obj,
const App::Property& Prop)
{
Base::PyGILStateLocker lock;
try {
Py::Tuple args(2);
args.setItem(0, Py::asObject(const_cast<Gui::ViewProvider&>(Obj).getPyObject()));
// If a property is touched but not part of a document object then its name is null.
// In this case the slot function must not be called.
const char* prop_name = Obj.getPropertyName(&Prop);
if (prop_name) {
args.setItem(1, Py::String(prop_name));
Base::pyCall(pyChangedObject.ptr(),args.ptr());
}
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
}
void DocumentObserverPython::slotInEdit(const Gui::ViewProviderDocumentObject& Obj)
{
Base::PyGILStateLocker lock;
try {
Py::Tuple args(1);
args.setItem(0, Py::asObject(const_cast<Gui::ViewProviderDocumentObject&>(Obj).getPyObject()));
Base::pyCall(pyInEdit.ptr(),args.ptr());
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
}
void DocumentObserverPython::slotResetEdit(const Gui::ViewProviderDocumentObject& Obj)
{
Base::PyGILStateLocker lock;
try {
Py::Tuple args(1);
args.setItem(0, Py::asObject(const_cast<Gui::ViewProviderDocumentObject&>(Obj).getPyObject()));
Base::pyCall(pyResetEdit.ptr(),args.ptr());
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
}