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ViewProviderPythonFeature.cpp
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ViewProviderPythonFeature.cpp
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/***************************************************************************
* Copyright (c) 2006 Werner Mayer <wmayer[at]users.sourceforge.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_
# include <sstream>
# include <QApplication>
# include <QEvent>
# include <QFileInfo>
# include <QMenu>
# include <QPixmap>
# include <boost/signals.hpp>
# include <boost/bind.hpp>
# include <Inventor/nodes/SoDrawStyle.h>
# include <Inventor/nodes/SoMaterial.h>
# include <Inventor/nodes/SoSeparator.h>
# include <Inventor/actions/SoSearchAction.h>
# include <Inventor/draggers/SoDragger.h>
# include <Inventor/manips/SoCenterballManip.h>
# include <Inventor/nodes/SoBaseColor.h>
# include <Inventor/nodes/SoCamera.h>
# include <Inventor/nodes/SoDrawStyle.h>
# include <Inventor/nodes/SoMaterial.h>
# include <Inventor/nodes/SoSeparator.h>
# include <Inventor/nodes/SoSwitch.h>
# include <Inventor/nodes/SoDirectionalLight.h>
# include <Inventor/sensors/SoNodeSensor.h>
# include <Inventor/SoPickedPoint.h>
# include <Inventor/actions/SoRayPickAction.h>
# include <Inventor/details/SoDetail.h>
#endif
#include "ViewProviderPythonFeature.h"
#include "Tree.h"
#include "Window.h"
#include "Application.h"
#include "BitmapFactory.h"
#include "Document.h"
#include "WidgetFactory.h"
#include <App/DocumentObjectPy.h>
#include <App/GeoFeature.h>
#include <App/PropertyGeo.h>
#include <Base/Console.h>
#include <Base/Reader.h>
#include <Base/Interpreter.h>
using namespace Gui;
namespace Gui {
class PropertyEvent : public QEvent
{
public:
PropertyEvent(const Gui::ViewProvider* vp, App::Property* p)
: QEvent(QEvent::Type(QEvent::User)), view(vp), prop(p)
{
}
const Gui::ViewProvider* view;
App::Property* prop;
};
class ViewProviderPythonFeatureObserver : public QObject
{
public:
/// The one and only instance.
static ViewProviderPythonFeatureObserver* instance();
/// Destructs the sole instance.
static void destruct ();
void slotAppendObject(const Gui::ViewProvider&);
void slotDeleteObject(const Gui::ViewProvider&);
void slotDeleteDocument(const Gui::Document&);
private:
void customEvent(QEvent* e)
{
PropertyEvent* pe = static_cast<PropertyEvent*>(e);
std::set<const Gui::ViewProvider*>::iterator it = viewMap.find(pe->view);
// Make sure that the object hasn't been deleted in the meantime (#0001522)
if (it != viewMap.end()) {
viewMap.erase(it);
App::Property* prop = pe->view->getPropertyByName("Proxy");
if (prop && prop->isDerivedFrom(App::PropertyPythonObject::getClassTypeId())) {
prop->Paste(*pe->prop);
}
}
delete pe->prop;
}
static ViewProviderPythonFeatureObserver* _singleton;
ViewProviderPythonFeatureObserver();
~ViewProviderPythonFeatureObserver();
typedef std::map<
const App::DocumentObject*,
App::Property*
> ObjectProxy;
std::map<const App::Document*, ObjectProxy> proxyMap;
std::set<const Gui::ViewProvider*> viewMap;
};
}
ViewProviderPythonFeatureObserver* ViewProviderPythonFeatureObserver::_singleton = 0;
ViewProviderPythonFeatureObserver* ViewProviderPythonFeatureObserver::instance()
{
if (!_singleton)
_singleton = new ViewProviderPythonFeatureObserver;
return _singleton;
}
void ViewProviderPythonFeatureObserver::destruct ()
{
delete _singleton;
_singleton = 0;
}
void ViewProviderPythonFeatureObserver::slotDeleteDocument(const Gui::Document& d)
{
App::Document* doc = d.getDocument();
std::map<const App::Document*, ObjectProxy>::iterator it = proxyMap.find(doc);
if (it != proxyMap.end()) {
proxyMap.erase(it);
}
}
void ViewProviderPythonFeatureObserver::slotAppendObject(const Gui::ViewProvider& obj)
{
if (!obj.isDerivedFrom(Gui::ViewProviderDocumentObject::getClassTypeId()))
return;
const Gui::ViewProviderDocumentObject& vp = static_cast<const Gui::ViewProviderDocumentObject&>(obj);
const App::DocumentObject* docobj = vp.getObject();
App::Document* doc = docobj->getDocument();
std::map<const App::Document*, ObjectProxy>::iterator it = proxyMap.find(doc);
if (it != proxyMap.end()) {
ObjectProxy::iterator jt = it->second.find(docobj);
if (jt != it->second.end()) {
Base::PyGILStateLocker lock;
try {
App::Property* prop = vp.getPropertyByName("Proxy");
if (prop && prop->isDerivedFrom(App::PropertyPythonObject::getClassTypeId())) {
// make this delayed so that the corresponding item in the tree view is accessible
QApplication::postEvent(this, new PropertyEvent(&vp, jt->second));
// needed in customEvent()
viewMap.insert(&vp);
it->second.erase(jt);
}
}
catch (Py::Exception& e) {
e.clear();
}
}
// all cached objects of the documents are already destroyed
else {
it->second.clear();
}
}
}
void ViewProviderPythonFeatureObserver::slotDeleteObject(const Gui::ViewProvider& obj)
{
// check this in customEvent() if the object is still there
std::set<const Gui::ViewProvider*>::iterator it = viewMap.find(&obj);
if (it != viewMap.end())
viewMap.erase(it);
if (!obj.isDerivedFrom(Gui::ViewProviderDocumentObject::getClassTypeId()))
return;
const Gui::ViewProviderDocumentObject& vp = static_cast<const Gui::ViewProviderDocumentObject&>(obj);
const App::DocumentObject* docobj = vp.getObject();
App::Document* doc = docobj->getDocument();
if (!doc->getUndoMode())
return; // object will be deleted immediately, thus we don't need to store anything
Base::PyGILStateLocker lock;
try {
App::Property* prop = vp.getPropertyByName("Proxy");
if (prop && prop->isDerivedFrom(App::PropertyPythonObject::getClassTypeId())) {
proxyMap[doc][docobj] = prop->Copy();
}
}
catch (Py::Exception& e) {
e.clear();
}
}
ViewProviderPythonFeatureObserver::ViewProviderPythonFeatureObserver()
{
Gui::Application::Instance->signalDeletedObject.connect(boost::bind
(&ViewProviderPythonFeatureObserver::slotDeleteObject, this, _1));
Gui::Application::Instance->signalNewObject.connect(boost::bind
(&ViewProviderPythonFeatureObserver::slotAppendObject, this, _1));
Gui::Application::Instance->signalDeleteDocument.connect(boost::bind
(&ViewProviderPythonFeatureObserver::slotDeleteDocument, this, _1));
}
ViewProviderPythonFeatureObserver::~ViewProviderPythonFeatureObserver()
{
}
// ----------------------------------------------------------------------------
ViewProviderPythonFeatureImp::ViewProviderPythonFeatureImp(ViewProviderDocumentObject* vp)
: object(vp)
{
(void)ViewProviderPythonFeatureObserver::instance();
}
ViewProviderPythonFeatureImp::~ViewProviderPythonFeatureImp()
{
}
QIcon ViewProviderPythonFeatureImp::getIcon() const
{
// default icon
//static QPixmap px = BitmapFactory().pixmap("Tree_Python");
// Run the getIcon method of the proxy object.
Base::PyGILStateLocker lock;
try {
App::Property* proxy = object->getPropertyByName("Proxy");
if (proxy && proxy->getTypeId() == App::PropertyPythonObject::getClassTypeId()) {
Py::Object vp = static_cast<App::PropertyPythonObject*>(proxy)->getValue();
if (vp.hasAttr(std::string("getIcon"))) {
Py::Callable method(vp.getAttr(std::string("getIcon")));
Py::Tuple args;
Py::String str(method.apply(args));
std::string content = str.as_std_string("utf-8");
QPixmap icon;
// Check if the passed string is a filename, otherwise treat as xpm data
QFileInfo fi(QString::fromUtf8(content.c_str()));
if (fi.isFile() && fi.exists()) {
icon.load(fi.absoluteFilePath());
} else {
QByteArray ary;
int strlen = (int)content.size();
ary.resize(strlen);
for (int j=0; j<strlen; j++)
ary[j]=content[j];
// Make sure to remove crap around the XPM data
QList<QByteArray> lines = ary.split('\n');
QByteArray buffer;
buffer.reserve(ary.size()+lines.size());
for (QList<QByteArray>::iterator it = lines.begin(); it != lines.end(); ++it) {
QByteArray trim = it->trimmed();
if (!trim.isEmpty()) {
buffer.append(trim);
buffer.append('\n');
}
}
icon.loadFromData(buffer, "XPM");
}
if (!icon.isNull()) {
return icon;
}
}
}
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
return QIcon();
}
std::vector<App::DocumentObject*> ViewProviderPythonFeatureImp::claimChildren(const std::vector<App::DocumentObject*>& base) const
{
std::vector<App::DocumentObject*> children;
Base::PyGILStateLocker lock;
try {
App::Property* proxy = object->getPropertyByName("Proxy");
if (proxy && proxy->getTypeId() == App::PropertyPythonObject::getClassTypeId()) {
Py::Object vp = static_cast<App::PropertyPythonObject*>(proxy)->getValue();
if (vp.hasAttr(std::string("claimChildren"))) {
Py::Callable method(vp.getAttr(std::string("claimChildren")));
Py::Tuple args;
Py::Sequence list(method.apply(args));
for (Py::Sequence::iterator it = list.begin(); it != list.end(); ++it) {
PyObject* item = (*it).ptr();
if (PyObject_TypeCheck(item, &(App::DocumentObjectPy::Type))) {
App::DocumentObject* obj = static_cast<App::DocumentObjectPy*>(item)->getDocumentObjectPtr();
children.push_back(obj);
}
}
}
else {
children = base;
}
}
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
return children;
}
bool ViewProviderPythonFeatureImp::useNewSelectionModel() const
{
// Run the useNewSelectionModel method of the proxy object.
Base::PyGILStateLocker lock;
try {
App::Property* proxy = object->getPropertyByName("Proxy");
if (proxy && proxy->getTypeId() == App::PropertyPythonObject::getClassTypeId()) {
Py::Object vp = static_cast<App::PropertyPythonObject*>(proxy)->getValue();
if (vp.hasAttr(std::string("useNewSelectionModel"))) {
Py::Callable method(vp.getAttr(std::string("useNewSelectionModel")));
Py::Tuple args;
Py::Boolean ok(method.apply(args));
return (bool)ok;
}
}
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
return true;
}
std::string ViewProviderPythonFeatureImp::getElement(const SoDetail *det) const
{
// Run the onChanged method of the proxy object.
Base::PyGILStateLocker lock;
try {
App::Property* proxy = object->getPropertyByName("Proxy");
if (proxy && proxy->getTypeId() == App::PropertyPythonObject::getClassTypeId()) {
Py::Object vp = static_cast<App::PropertyPythonObject*>(proxy)->getValue();
if (vp.hasAttr(std::string("getElement"))) {
PyObject* pivy = 0;
// Note: As there is no ref'counting mechanism for the SoDetail class we must
// pass '0' as the last parameter so that the Python object does not 'own'
// the detail object.
pivy = Base::Interpreter().createSWIGPointerObj("pivy.coin", "SoDetail *", (void*)det, 0);
Py::Callable method(vp.getAttr(std::string("getElement")));
Py::Tuple args(1);
args.setItem(0, Py::Object(pivy, true));
Py::String name(method.apply(args));
return (std::string)name;
}
}
}
catch (const Base::Exception& e) {
e.ReportException();
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
return "";
}
SoDetail* ViewProviderPythonFeatureImp::getDetail(const char* name) const
{
// Run the onChanged method of the proxy object.
Base::PyGILStateLocker lock;
try {
App::Property* proxy = object->getPropertyByName("Proxy");
if (proxy && proxy->getTypeId() == App::PropertyPythonObject::getClassTypeId()) {
Py::Object vp = static_cast<App::PropertyPythonObject*>(proxy)->getValue();
if (vp.hasAttr(std::string("getDetail"))) {
Py::Callable method(vp.getAttr(std::string("getDetail")));
Py::Tuple args(1);
args.setItem(0, Py::String(name));
Py::Object det(method.apply(args));
void* ptr = 0;
Base::Interpreter().convertSWIGPointerObj("pivy.coin", "SoDetail *", det.ptr(), &ptr, 0);
SoDetail* detail = reinterpret_cast<SoDetail*>(ptr);
return detail ? detail->copy() : 0;
}
}
}
catch (const Base::Exception& e) {
e.ReportException();
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
return 0;
}
std::vector<Base::Vector3d> ViewProviderPythonFeatureImp::getSelectionShape(const char* /*Element*/) const
{
return std::vector<Base::Vector3d>();
}
ViewProviderPythonFeatureImp::ValueT
ViewProviderPythonFeatureImp::setEdit(int ModNum)
{
// Run the onChanged method of the proxy object.
Base::PyGILStateLocker lock;
try {
App::Property* proxy = object->getPropertyByName("Proxy");
if (proxy && proxy->getTypeId() == App::PropertyPythonObject::getClassTypeId()) {
Py::Object vp = static_cast<App::PropertyPythonObject*>(proxy)->getValue();
if (vp.hasAttr(std::string("setEdit"))) {
if (vp.hasAttr("__object__")) {
Py::Callable method(vp.getAttr(std::string("setEdit")));
Py::Tuple args(1);
args.setItem(0, Py::Int(ModNum));
Py::Boolean ok(method.apply(args));
bool value = (bool)ok;
return value ? Accepted : Rejected;
}
else {
Py::Callable method(vp.getAttr(std::string("setEdit")));
Py::Tuple args(2);
args.setItem(0, Py::Object(object->getPyObject(), true));
args.setItem(1, Py::Int(ModNum));
Py::Boolean ok(method.apply(args));
bool value = (bool)ok;
return value ? Accepted : Rejected;
}
}
}
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
return NotImplemented;
}
ViewProviderPythonFeatureImp::ValueT
ViewProviderPythonFeatureImp::unsetEdit(int ModNum)
{
// Run the onChanged method of the proxy object.
Base::PyGILStateLocker lock;
try {
App::Property* proxy = object->getPropertyByName("Proxy");
if (proxy && proxy->getTypeId() == App::PropertyPythonObject::getClassTypeId()) {
Py::Object vp = static_cast<App::PropertyPythonObject*>(proxy)->getValue();
if (vp.hasAttr(std::string("unsetEdit"))) {
if (vp.hasAttr("__object__")) {
Py::Callable method(vp.getAttr(std::string("unsetEdit")));
Py::Tuple args(1);
args.setItem(0, Py::Int(ModNum));
Py::Boolean ok(method.apply(args));
bool value = (bool)ok;
return value ? Accepted : Rejected;
}
else {
Py::Callable method(vp.getAttr(std::string("unsetEdit")));
Py::Tuple args(2);
args.setItem(0, Py::Object(object->getPyObject(), true));
args.setItem(1, Py::Int(ModNum));
Py::Boolean ok(method.apply(args));
bool value = (bool)ok;
return value ? Accepted : Rejected;
}
}
}
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
return NotImplemented;
}
ViewProviderPythonFeatureImp::ValueT
ViewProviderPythonFeatureImp::doubleClicked(void)
{
// Run the onChanged method of the proxy object.
Base::PyGILStateLocker lock;
try {
App::Property* proxy = object->getPropertyByName("Proxy");
if (proxy && proxy->getTypeId() == App::PropertyPythonObject::getClassTypeId()) {
Py::Object vp = static_cast<App::PropertyPythonObject*>(proxy)->getValue();
if (vp.hasAttr(std::string("doubleClicked"))) {
if (vp.hasAttr("__object__")) {
Py::Callable method(vp.getAttr(std::string("doubleClicked")));
Py::Tuple args;
//args.setItem(0, Py::Int(ModNum));
Py::Boolean ok(method.apply(args));
bool value = (bool)ok;
return value ? Accepted : Rejected;
}
else {
Py::Callable method(vp.getAttr(std::string("doubleClicked")));
Py::Tuple args(1);
args.setItem(0, Py::Object(object->getPyObject(), true));
Py::Boolean ok(method.apply(args));
bool value = (bool)ok;
return value ? Accepted : Rejected;
}
}
}
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
return NotImplemented;
}
void ViewProviderPythonFeatureImp::setupContextMenu(QMenu* menu)
{
// Run the attach method of the proxy object.
Base::PyGILStateLocker lock;
try {
App::Property* proxy = object->getPropertyByName("Proxy");
if (proxy && proxy->getTypeId() == App::PropertyPythonObject::getClassTypeId()) {
Py::Object vp = static_cast<App::PropertyPythonObject*>(proxy)->getValue();
if (vp.hasAttr(std::string("setupContextMenu"))) {
if (vp.hasAttr("__object__")) {
PythonWrapper wrap;
wrap.loadGuiModule();
wrap.loadWidgetsModule();
Py::Callable method(vp.getAttr(std::string("setupContextMenu")));
Py::Tuple args(1);
args.setItem(0, wrap.fromQWidget(menu, "QMenu"));
method.apply(args);
}
else {
PythonWrapper wrap;
wrap.loadGuiModule();
wrap.loadWidgetsModule();
Py::Callable method(vp.getAttr(std::string("setupContextMenu")));
Py::Tuple args(2);
args.setItem(0, Py::Object(object->getPyObject(), true));
args.setItem(1, wrap.fromQWidget(menu, "QMenu"));
method.apply(args);
}
}
}
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
}
void ViewProviderPythonFeatureImp::attach(App::DocumentObject *pcObject)
{
// Run the attach method of the proxy object.
Base::PyGILStateLocker lock;
try {
App::Property* proxy = object->getPropertyByName("Proxy");
if (proxy && proxy->getTypeId() == App::PropertyPythonObject::getClassTypeId()) {
Py::Object vp = static_cast<App::PropertyPythonObject*>(proxy)->getValue();
if (vp.hasAttr(std::string("attach"))) {
if (vp.hasAttr("__object__")) {
Py::Callable method(vp.getAttr(std::string("attach")));
Py::Tuple args;
method.apply(args);
}
else {
Py::Callable method(vp.getAttr(std::string("attach")));
Py::Tuple args(1);
args.setItem(0, Py::Object(object->getPyObject(), true));
method.apply(args);
}
// #0000415: Now simulate a property change event to call
// claimChildren if implemented.
pcObject->Label.touch();
}
}
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
}
void ViewProviderPythonFeatureImp::updateData(const App::Property* prop)
{
// Run the updateData method of the proxy object.
Base::PyGILStateLocker lock;
try {
App::Property* proxy = object->getPropertyByName("Proxy");
if (proxy && proxy->getTypeId() == App::PropertyPythonObject::getClassTypeId()) {
Py::Object vp = static_cast<App::PropertyPythonObject*>(proxy)->getValue();
if (vp.hasAttr(std::string("updateData"))) {
if (vp.hasAttr("__object__")) {
Py::Callable method(vp.getAttr(std::string("updateData")));
Py::Tuple args(1);
const char* prop_name = object->getObject()->getPropertyName(prop);
if (prop_name) {
args.setItem(0, Py::String(prop_name));
method.apply(args);
}
}
else {
Py::Callable method(vp.getAttr(std::string("updateData")));
Py::Tuple args(2);
args.setItem(0, Py::Object(object->getObject()->getPyObject(), true));
const char* prop_name = object->getObject()->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();
}
}
void ViewProviderPythonFeatureImp::onChanged(const App::Property* prop)
{
// Run the onChanged method of the proxy object.
Base::PyGILStateLocker lock;
try {
App::Property* proxy = object->getPropertyByName("Proxy");
if (proxy && proxy->getTypeId() == App::PropertyPythonObject::getClassTypeId()) {
Py::Object vp = static_cast<App::PropertyPythonObject*>(proxy)->getValue();
if (vp.hasAttr(std::string("onChanged"))) {
if (vp.hasAttr("__object__")) {
Py::Callable method(vp.getAttr(std::string("onChanged")));
Py::Tuple args(1);
const char* prop_name = object->getPropertyName(prop);
if (prop_name) {
args.setItem(0, Py::String(prop_name));
method.apply(args);
}
}
else {
Py::Callable method(vp.getAttr(std::string("onChanged")));
Py::Tuple args(2);
args.setItem(0, Py::Object(object->getPyObject(), true));
const char* prop_name = object->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();
}
}
void ViewProviderPythonFeatureImp::startRestoring()
{
}
void ViewProviderPythonFeatureImp::finishRestoring()
{
App::Property* proxy = object->getPropertyByName("Proxy");
if (proxy && proxy->getTypeId() == App::PropertyPythonObject::getClassTypeId()) {
Py::Object vp = static_cast<App::PropertyPythonObject*>(proxy)->getValue();
if (vp.ptr() == Py::_None()) {
object->show();
static_cast<App::PropertyPythonObject*>(proxy)->setValue(Py::Int(1));
}
}
}
bool ViewProviderPythonFeatureImp::onDelete(const std::vector<std::string> & sub)
{
Base::PyGILStateLocker lock;
try {
App::Property* proxy = object->getPropertyByName("Proxy");
if (proxy && proxy->getTypeId() == App::PropertyPythonObject::getClassTypeId()) {
Py::Object vp = static_cast<App::PropertyPythonObject*>(proxy)->getValue();
if (vp.hasAttr(std::string("onDelete"))) {
Py::Tuple seq(sub.size());
int index=0;
for (std::vector<std::string>::const_iterator it = sub.begin(); it != sub.end(); ++it) {
seq.setItem(index++, Py::String(*it));
}
if (vp.hasAttr("__object__")) {
Py::Callable method(vp.getAttr(std::string("onDelete")));
Py::Tuple args(1);
args.setItem(0, seq);
Py::Boolean ok(method.apply(args));
return (bool)ok;
}
else {
Py::Callable method(vp.getAttr(std::string("onDelete")));
Py::Tuple args(2);
args.setItem(0, Py::Object(object->getPyObject(), true));
args.setItem(1, seq);
Py::Boolean ok(method.apply(args));
return (bool)ok;
}
}
}
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
return true;
}
const char* ViewProviderPythonFeatureImp::getDefaultDisplayMode() const
{
// Run the getDefaultDisplayMode method of the proxy object.
Base::PyGILStateLocker lock;
static std::string mode;
try {
App::Property* proxy = object->getPropertyByName("Proxy");
if (proxy && proxy->getTypeId() == App::PropertyPythonObject::getClassTypeId()) {
Py::Object vp = static_cast<App::PropertyPythonObject*>(proxy)->getValue();
if (vp.hasAttr(std::string("getDefaultDisplayMode"))) {
Py::Callable method(vp.getAttr(std::string("getDefaultDisplayMode")));
Py::Tuple args;
Py::String str(method.apply(args));
//if (str.isUnicode())
// str = str.encode("ascii"); // json converts strings into unicode
mode = str.as_std_string("ascii");
return mode.c_str();
}
}
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
return 0;
}
std::vector<std::string> ViewProviderPythonFeatureImp::getDisplayModes(void) const
{
// Run the getDisplayModes method of the proxy object.
Base::PyGILStateLocker lock;
std::vector<std::string> modes;
try {
App::Property* proxy = object->getPropertyByName("Proxy");
if (proxy && proxy->getTypeId() == App::PropertyPythonObject::getClassTypeId()) {
Py::Object vp = static_cast<App::PropertyPythonObject*>(proxy)->getValue();
if (vp.hasAttr(std::string("getDisplayModes"))) {
if (vp.hasAttr("__object__")) {
Py::Callable method(vp.getAttr(std::string("getDisplayModes")));
Py::Tuple args;
Py::Sequence list(method.apply(args));
for (Py::Sequence::iterator it = list.begin(); it != list.end(); ++it) {
Py::String str(*it);
modes.push_back(str.as_std_string("ascii"));
}
}
else {
Py::Callable method(vp.getAttr(std::string("getDisplayModes")));
Py::Tuple args(1);
args.setItem(0, Py::Object(object->getPyObject(), true));
Py::Sequence list(method.apply(args));
for (Py::Sequence::iterator it = list.begin(); it != list.end(); ++it) {
Py::String str(*it);
modes.push_back(str.as_std_string("ascii"));
}
}
}
}
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
return modes;
}
std::string ViewProviderPythonFeatureImp::setDisplayMode(const char* ModeName)
{
// Run the setDisplayMode method of the proxy object.
Base::PyGILStateLocker lock;
try {
App::Property* proxy = object->getPropertyByName("Proxy");
if (proxy && proxy->getTypeId() == App::PropertyPythonObject::getClassTypeId()) {
Py::Object vp = static_cast<App::PropertyPythonObject*>(proxy)->getValue();
if (vp.hasAttr(std::string("setDisplayMode"))) {
Py::Callable method(vp.getAttr(std::string("setDisplayMode")));
Py::Tuple args(1);
args.setItem(0, Py::String(ModeName));
Py::String str(method.apply(args));
return str.as_std_string("ascii");
}
}
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
return ModeName;
}
ViewProviderPythonFeatureImp::ValueT
ViewProviderPythonFeatureImp::canDragObjects() const
{
// Run the onChanged method of the proxy object.
Base::PyGILStateLocker lock;
try {
App::Property* proxy = object->getPropertyByName("Proxy");
if (proxy && proxy->getTypeId() == App::PropertyPythonObject::getClassTypeId()) {
Py::Object vp = static_cast<App::PropertyPythonObject*>(proxy)->getValue();
if (vp.hasAttr(std::string("canDragObjects"))) {
Py::Callable method(vp.getAttr(std::string("canDragObjects")));
Py::Tuple args;
Py::Boolean ok(method.apply(args));
return static_cast<bool>(ok) ? Accepted : Rejected;
}
else {
return NotImplemented;
}
}
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
return Rejected;
}
ViewProviderPythonFeatureImp::ValueT
ViewProviderPythonFeatureImp::canDragObject(App::DocumentObject* obj) const
{
// Run the onChanged method of the proxy object.
Base::PyGILStateLocker lock;
try {
App::Property* proxy = object->getPropertyByName("Proxy");
if (proxy && proxy->getTypeId() == App::PropertyPythonObject::getClassTypeId()) {
Py::Object vp = static_cast<App::PropertyPythonObject*>(proxy)->getValue();
if (vp.hasAttr(std::string("canDragObject"))) {
Py::Callable method(vp.getAttr(std::string("canDragObject")));
Py::Tuple args(1);
args.setItem(0, Py::Object(obj->getPyObject(), true));
Py::Boolean ok(method.apply(args));
return static_cast<bool>(ok) ? Accepted : Rejected;
}
else {
return NotImplemented;
}
}
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
return Rejected;
}
ViewProviderPythonFeatureImp::ValueT
ViewProviderPythonFeatureImp::dragObject(App::DocumentObject* obj)
{
// Run the onChanged method of the proxy object.
Base::PyGILStateLocker lock;
try {
App::Property* proxy = object->getPropertyByName("Proxy");
if (proxy && proxy->getTypeId() == App::PropertyPythonObject::getClassTypeId()) {
Py::Object vp = static_cast<App::PropertyPythonObject*>(proxy)->getValue();
if (vp.hasAttr(std::string("dragObject"))) {
if (vp.hasAttr("__object__")) {
Py::Callable method(vp.getAttr(std::string("dragObject")));
Py::Tuple args(1);
args.setItem(0, Py::Object(obj->getPyObject(), true));
method.apply(args);
return Accepted;
}
else {
Py::Callable method(vp.getAttr(std::string("dragObject")));
Py::Tuple args(2);
args.setItem(0, Py::Object(object->getPyObject(), true));
args.setItem(1, Py::Object(obj->getPyObject(), true));
method.apply(args);
return Accepted;
}
}
else {
return NotImplemented;
}
}
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
return Rejected;
}
ViewProviderPythonFeatureImp::ValueT
ViewProviderPythonFeatureImp::canDropObjects() const
{
// Run the onChanged method of the proxy object.
Base::PyGILStateLocker lock;
try {
App::Property* proxy = object->getPropertyByName("Proxy");
if (proxy && proxy->getTypeId() == App::PropertyPythonObject::getClassTypeId()) {
Py::Object vp = static_cast<App::PropertyPythonObject*>(proxy)->getValue();
if (vp.hasAttr(std::string("canDropObjects"))) {
Py::Callable method(vp.getAttr(std::string("canDropObjects")));
Py::Tuple args;
Py::Boolean ok(method.apply(args));
return static_cast<bool>(ok) ? Accepted : Rejected;
}
else {
return NotImplemented;
}
}
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
return Rejected;
}
ViewProviderPythonFeatureImp::ValueT
ViewProviderPythonFeatureImp::canDropObject(App::DocumentObject* obj) const
{
// Run the onChanged method of the proxy object.
Base::PyGILStateLocker lock;
try {
App::Property* proxy = object->getPropertyByName("Proxy");
if (proxy && proxy->getTypeId() == App::PropertyPythonObject::getClassTypeId()) {
Py::Object vp = static_cast<App::PropertyPythonObject*>(proxy)->getValue();
if (vp.hasAttr(std::string("canDropObject"))) {
Py::Callable method(vp.getAttr(std::string("canDropObject")));
Py::Tuple args(1);
args.setItem(0, Py::Object(obj->getPyObject(), true));
Py::Boolean ok(method.apply(args));
return static_cast<bool>(ok) ? Accepted : Rejected;
}
else {
return NotImplemented;
}
}
}
catch (Py::Exception&) {
Base::PyException e; // extract the Python error text
e.ReportException();
}
return Rejected;
}
ViewProviderPythonFeatureImp::ValueT
ViewProviderPythonFeatureImp::dropObject(App::DocumentObject* obj)
{
// Run the onChanged method of the proxy object.
Base::PyGILStateLocker lock;
try {
App::Property* proxy = object->getPropertyByName("Proxy");
if (proxy && proxy->getTypeId() == App::PropertyPythonObject::getClassTypeId()) {
Py::Object vp = static_cast<App::PropertyPythonObject*>(proxy)->getValue();
if (vp.hasAttr(std::string("dropObject"))) {
if (vp.hasAttr("__object__")) {
Py::Callable method(vp.getAttr(std::string("dropObject")));
Py::Tuple args(1);
args.setItem(0, Py::Object(obj->getPyObject(), true));
method.apply(args);
return Accepted;
}
else {
Py::Callable method(vp.getAttr(std::string("dropObject")));
Py::Tuple args(2);
args.setItem(0, Py::Object(object->getPyObject(), true));
args.setItem(1, Py::Object(obj->getPyObject(), true));
method.apply(args);
return Accepted;
}
}
else {
return NotImplemented;