kindred/create
1
1
Fork 0
Code Issues 31 Pull Requests 1 Actions 6 Packages Projects 9 Releases 2 Wiki Activity

Add python document observer for GUI documents

Browse Source
This commit is contained in:
ickby
2018-10-03 12:51:23 +02:00
committed by wmayer
parent 7a71379c58
commit 835c75421f
7 changed files with 493 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

236
src/Gui/DocumentObserverPython.cpp Normal file
View File

@@ -0,0 +1,236 @@
/***************************************************************************
* 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"
#ifndef _PreComp_
#endif
#include "Application.h"
#include "Document.h"
#include "ViewProvider.h"
#include "DocumentObserverPython.h"
#include <Base/Interpreter.h>
#include <Base/Console.h>
using namespace Gui;
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=0;
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)
{
this->connectApplicationCreatedDocument = Gui::Application::Instance->signalNewDocument.connect(boost::bind
(&DocumentObserverPython::slotCreatedDocument, this, _1));
this->connectApplicationDeletedDocument = Gui::Application::Instance->signalDeleteDocument.connect(boost::bind
(&DocumentObserverPython::slotDeletedDocument, this, _1));
this->connectApplicationRelabelDocument = Gui::Application::Instance->signalRelabelDocument.connect(boost::bind
(&DocumentObserverPython::slotRelabelDocument, this, _1));
this->connectApplicationRenameDocument = Gui::Application::Instance->signalRenameDocument.connect(boost::bind
(&DocumentObserverPython::slotRelabelDocument, this, _1));
this->connectApplicationActivateDocument = Gui::Application::Instance->signalActiveDocument.connect(boost::bind
(&DocumentObserverPython::slotActivateDocument, this, _1));
this->connectDocumentCreatedObject = Gui::Application::Instance->signalNewObject.connect(boost::bind
(&DocumentObserverPython::slotCreatedObject, this, _1));
this->connectDocumentDeletedObject = Gui::Application::Instance->signalDeletedObject.connect(boost::bind
(&DocumentObserverPython::slotDeletedObject, this, _1));
this->connectDocumentChangedObject = Gui::Application::Instance->signalChangedObject.connect(boost::bind
(&DocumentObserverPython::slotChangedObject, this, _1, _2));
}
DocumentObserverPython::~DocumentObserverPython()
{
this->connectApplicationCreatedDocument.disconnect();
this->connectApplicationDeletedDocument.disconnect();
this->connectApplicationRelabelDocument.disconnect();
this->connectApplicationRenameDocument.disconnect();
this->connectApplicationActivateDocument.disconnect();
this->connectDocumentCreatedObject.disconnect();
this->connectDocumentDeletedObject.disconnect();
this->connectDocumentChangedObject.disconnect();
}
void DocumentObserverPython::slotCreatedDocument(const Gui::Document& Doc)
{
Base::PyGILStateLocker lock;
try {
if (this->inst.hasAttr(std::string("slotCreatedDocument"))) {
Py::Callable method(this->inst.getAttr(std::string("slotCreatedDocument")));
Py::Tuple args(1);
args.setItem(0, Py::Object(const_cast<Gui::Document&>(Doc).getPyObject(), true));
method.apply(args);
}
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
}
void DocumentObserverPython::slotDeletedDocument(const Gui::Document& Doc)
{
Base::PyGILStateLocker lock;
try {
if (this->inst.hasAttr(std::string("slotDeletedDocument"))) {
Py::Callable method(this->inst.getAttr(std::string("slotDeletedDocument")));
Py::Tuple args(1);
args.setItem(0, Py::Object(const_cast<Gui::Document&>(Doc).getPyObject(), true));
method.apply(args);
}
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
}
void DocumentObserverPython::slotRelabelDocument(const Gui::Document& Doc)
{
Base::PyGILStateLocker lock;
try {
if (this->inst.hasAttr(std::string("slotRelabelDocument"))) {
Py::Callable method(this->inst.getAttr(std::string("slotRelabelDocument")));
Py::Tuple args(1);
args.setItem(0, Py::Object(const_cast<Gui::Document&>(Doc).getPyObject(), true));
method.apply(args);
}
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
}
void DocumentObserverPython::slotRenameDocument(const Gui::Document& Doc)
{
Base::PyGILStateLocker lock;
try {
if (this->inst.hasAttr(std::string("slotRenameDocument"))) {
Py::Callable method(this->inst.getAttr(std::string("slotRenameDocument")));
Py::Tuple args(1);
args.setItem(0, Py::Object(const_cast<Gui::Document&>(Doc).getPyObject(), true));
method.apply(args);
}
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
}
void DocumentObserverPython::slotActivateDocument(const Gui::Document& Doc)
{
Base::PyGILStateLocker lock;
try {
if (this->inst.hasAttr(std::string("slotActivateDocument"))) {
Py::Callable method(this->inst.getAttr(std::string("slotActivateDocument")));
Py::Tuple args(1);
args.setItem(0, Py::Object(const_cast<Gui::Document&>(Doc).getPyObject(), true));
method.apply(args);
}
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
}
void DocumentObserverPython::slotCreatedObject(const Gui::ViewProvider& Obj)
{
Base::PyGILStateLocker lock;
try {
if (this->inst.hasAttr(std::string("slotCreatedObject"))) {
Py::Callable method(this->inst.getAttr(std::string("slotCreatedObject")));
Py::Tuple args(1);
args.setItem(0, Py::Object(const_cast<Gui::ViewProvider&>(Obj).getPyObject(), true));
method.apply(args);
}
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
}
void DocumentObserverPython::slotDeletedObject(const Gui::ViewProvider& Obj)
{
Base::PyGILStateLocker lock;
try {
if (this->inst.hasAttr(std::string("slotDeletedObject"))) {
Py::Callable method(this->inst.getAttr(std::string("slotDeletedObject")));
Py::Tuple args(1);
args.setItem(0, Py::Object(const_cast<Gui::ViewProvider&>(Obj).getPyObject(), true));
method.apply(args);
}
}
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 {
if (this->inst.hasAttr(std::string("slotChangedObject"))) {
Py::Callable method(this->inst.getAttr(std::string("slotChangedObject")));
Py::Tuple args(2);
args.setItem(0, Py::Object(const_cast<Gui::ViewProvider&>(Obj).getPyObject(), true));
// 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));
method.apply(args);
}
}
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
}