/
Application.cpp
1918 lines (1711 loc) · 68.2 KB
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Application.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 "InventorAll.h"
# include <boost/signals.hpp>
# include <boost/bind.hpp>
# include <sstream>
# include <stdexcept>
# include <QCloseEvent>
# include <QDir>
# include <QFileInfo>
# include <QLocale>
# include <QMessageBox>
# include <QPointer>
# include <QGLFormat>
# include <QGLPixelBuffer>
#if QT_VERSION >= 0x040200
# include <QGLFramebufferObject>
#endif
# include <QSessionManager>
# include <QTextStream>
#endif
#include <boost/interprocess/sync/file_lock.hpp>
// FreeCAD Base header
#include <Base/Console.h>
#include <Base/Interpreter.h>
#include <Base/Parameter.h>
#include <Base/Exception.h>
#include <Base/Factory.h>
#include <Base/FileInfo.h>
#include <Base/Tools.h>
#include <Base/UnitsApi.h>
#include <App/Document.h>
#include <App/DocumentObjectPy.h>
#include "Application.h"
#include "GuiApplicationNativeEventAware.h"
#include "MainWindow.h"
#include "Document.h"
#include "View.h"
#include "View3DPy.h"
#include "WidgetFactory.h"
#include "Command.h"
#include "Macro.h"
#include "ProgressBar.h"
#include "Workbench.h"
#include "WorkbenchManager.h"
#include "ToolBoxManager.h"
#include "WaitCursor.h"
#include "MenuManager.h"
#include "Window.h"
#include "Selection.h"
#include "BitmapFactory.h"
#include "SoFCDB.h"
#include "PythonConsolePy.h"
#include "PythonDebugger.h"
#include "View3DPy.h"
#include "DlgOnlineHelpImp.h"
#include "SpaceballEvent.h"
#include "SplitView3DInventor.h"
#include "View3DInventor.h"
#include "ViewProvider.h"
#include "ViewProviderExtern.h"
#include "ViewProviderFeature.h"
#include "ViewProviderPythonFeature.h"
#include "ViewProviderDocumentObjectGroup.h"
#include "ViewProviderGeometryObject.h"
#include "ViewProviderInventorObject.h"
#include "ViewProviderVRMLObject.h"
#include "ViewProviderAnnotation.h"
#include "ViewProviderMeasureDistance.h"
#include "ViewProviderPlacement.h"
#include "ViewProviderPlane.h"
#include "ViewProviderMaterialObject.h"
#include "Language/Translator.h"
#include "TaskView/TaskDialogPython.h"
#include <Gui/Quarter/Quarter.h>
#include "View3DViewerPy.h"
#include "GuiInitScript.h"
using namespace Gui;
using namespace Gui::DockWnd;
using namespace std;
Application* Application::Instance = 0L;
namespace Gui {
// Pimpl class
struct ApplicationP
{
ApplicationP() :
activeDocument(0L),
isClosing(false),
startingUp(true)
{
// create the macro manager
macroMngr = new MacroManager();
}
~ApplicationP()
{
delete macroMngr;
}
/// list of all handled documents
std::map<const App::Document*, Gui::Document*> documents;
/// Active document
Gui::Document* activeDocument;
MacroManager* macroMngr;
/// List of all registered views
std::list<Gui::BaseView*> passive;
bool isClosing;
bool startingUp;
/// Handles all commands
CommandManager commandManager;
};
/** Observer that watches relabeled objects and make sure that the labels inside
* a document are unique.
* @note In the FreeCAD design it is explicitly allowed to have duplicate labels
* (i.e. the user visible text e.g. in the tree view) while the internal names
* are always guaranteed to be unique.
*/
class ObjectLabelObserver
{
public:
/// The one and only instance.
static ObjectLabelObserver* instance();
/// Destructs the sole instance.
static void destruct ();
/** Checks the new label of the object and relabel it if needed
* to make it unique document-wide
*/
void slotRelabelObject(const App::DocumentObject&, const App::Property&);
private:
static ObjectLabelObserver* _singleton;
ObjectLabelObserver();
~ObjectLabelObserver();
const App::DocumentObject* current;
ParameterGrp::handle _hPGrp;
};
ObjectLabelObserver* ObjectLabelObserver::_singleton = 0;
ObjectLabelObserver* ObjectLabelObserver::instance()
{
if (!_singleton)
_singleton = new ObjectLabelObserver;
return _singleton;
}
void ObjectLabelObserver::destruct ()
{
delete _singleton;
_singleton = 0;
}
void ObjectLabelObserver::slotRelabelObject(const App::DocumentObject& obj, const App::Property& prop)
{
// observe only the Label property
if (&prop == &obj.Label) {
// have we processed this (or another?) object right now?
if (current) {
return;
}
std::string label = obj.Label.getValue();
App::Document* doc = obj.getDocument();
if (doc && !_hPGrp->GetBool("DuplicateLabels")) {
std::vector<std::string> objectLabels;
std::vector<App::DocumentObject*>::const_iterator it;
std::vector<App::DocumentObject*> objs = doc->getObjects();
bool match = false;
for (it = objs.begin();it != objs.end();++it) {
if (*it == &obj)
continue; // don't compare object with itself
std::string objLabel = (*it)->Label.getValue();
if (!match && objLabel == label)
match = true;
objectLabels.push_back(objLabel);
}
// make sure that there is a name conflict otherwise we don't have to do anything
if (match && !label.empty()) {
// remove number from end to avoid lengthy names
size_t lastpos = label.length()-1;
while (label[lastpos] >= 48 && label[lastpos] <= 57) {
// if 'lastpos' becomes 0 then all characters are digits. In this case we use
// the complete label again
if (lastpos == 0) {
lastpos = label.length()-1;
break;
}
lastpos--;
}
label = label.substr(0, lastpos+1);
label = Base::Tools::getUniqueName(label, objectLabels, 3);
this->current = &obj;
const_cast<App::DocumentObject&>(obj).Label.setValue(label);
this->current = 0;
}
}
}
}
ObjectLabelObserver::ObjectLabelObserver() : current(0)
{
App::GetApplication().signalChangedObject.connect(boost::bind
(&ObjectLabelObserver::slotRelabelObject, this, _1, _2));
_hPGrp = App::GetApplication().GetUserParameter().GetGroup("BaseApp");
_hPGrp = _hPGrp->GetGroup("Preferences")->GetGroup("Document");
}
ObjectLabelObserver::~ObjectLabelObserver()
{
}
static PyObject *
FreeCADGui_subgraphFromObject(PyObject * /*self*/, PyObject *args)
{
PyObject *o;
if (!PyArg_ParseTuple(args, "O!",&(App::DocumentObjectPy::Type), &o))
return NULL;
App::DocumentObject* obj = static_cast<App::DocumentObjectPy*>(o)->getDocumentObjectPtr();
std::string vp = obj->getViewProviderName();
SoNode* node = 0;
try {
Base::BaseClass* base = static_cast<Base::BaseClass*>(Base::Type::createInstanceByName(vp.c_str(), true));
if (base && base->getTypeId().isDerivedFrom(Gui::ViewProviderDocumentObject::getClassTypeId())) {
std::auto_ptr<Gui::ViewProviderDocumentObject> vp(static_cast<Gui::ViewProviderDocumentObject*>(base));
std::map<std::string, App::Property*> Map;
obj->getPropertyMap(Map);
vp->attach(obj);
for (std::map<std::string, App::Property*>::iterator it = Map.begin(); it != Map.end(); ++it) {
vp->updateData(it->second);
}
std::vector<std::string> modes = vp->getDisplayModes();
if (!modes.empty())
vp->setDisplayMode(modes.front().c_str());
node = vp->getRoot()->copy();
node->ref();
std::string type = "So";
type += node->getTypeId().getName().getString();
type += " *";
PyObject* proxy = 0;
proxy = Base::Interpreter().createSWIGPointerObj("pivy.coin", type.c_str(), (void*)node, 1);
return Py::new_reference_to(Py::Object(proxy, true));
}
}
catch (const Base::Exception& e) {
if (node) node->unref();
PyErr_SetString(PyExc_RuntimeError, e.what());
return 0;
}
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
FreeCADGui_getSoDBVersion(PyObject * /*self*/, PyObject *args)
{
if (!PyArg_ParseTuple(args, ""))
return NULL;
return PyString_FromString(SoDB::getVersion());
}
struct PyMethodDef FreeCADGui_methods[] = {
{"subgraphFromObject",FreeCADGui_subgraphFromObject,METH_VARARGS,
"subgraphFromObject(object) -> Node\n\n"
"Return the Inventor subgraph to an object"},
{"getSoDBVersion",FreeCADGui_getSoDBVersion,METH_VARARGS,
"getSoDBVersion() -> String\n\n"
"Return a text string containing the name\n"
"of the Coin library and version information"},
{NULL, NULL} /* sentinel */
};
} // namespace Gui
Application::Application(bool GUIenabled)
{
//App::GetApplication().Attach(this);
if (GUIenabled) {
App::GetApplication().signalNewDocument.connect(boost::bind(&Gui::Application::slotNewDocument, this, _1));
App::GetApplication().signalDeleteDocument.connect(boost::bind(&Gui::Application::slotDeleteDocument, this, _1));
App::GetApplication().signalRenameDocument.connect(boost::bind(&Gui::Application::slotRenameDocument, this, _1));
App::GetApplication().signalActiveDocument.connect(boost::bind(&Gui::Application::slotActiveDocument, this, _1));
App::GetApplication().signalRelabelDocument.connect(boost::bind(&Gui::Application::slotRelabelDocument, this, _1));
// install the last active language
ParameterGrp::handle hPGrp = App::GetApplication().GetUserParameter().GetGroup("BaseApp");
hPGrp = hPGrp->GetGroup("Preferences")->GetGroup("General");
QString lang = QLocale::languageToString(QLocale::system().language());
Translator::instance()->activateLanguage(hPGrp->GetASCII("Language", (const char*)lang.toAscii()).c_str());
GetWidgetFactorySupplier();
ParameterGrp::handle hUnits = App::GetApplication().GetParameterGroupByPath
("User parameter:BaseApp/Preferences/Units");
Base::UnitsApi::setDecimals(hUnits->GetInt("Decimals", Base::UnitsApi::getDecimals()));
// Check for the symbols for group separator and deciaml point. They must be different otherwise
// Qt doesn't work properly.
#if defined(Q_OS_WIN32)
if (QLocale::system().groupSeparator() == QLocale::system().decimalPoint()) {
QMessageBox::critical(0, QLatin1String("Invalid system settings"),
QLatin1String("Your system uses the same symbol for decimal point and group separator.\n\n"
"This causes serious problems and makes the application fail to work properly.\n"
"Go to the system configuration panel of the OS and fix this issue, please."));
throw Base::Exception("Invalid system settings");
}
#endif
#if 0 // QuantitySpinBox and InputField try to handle the group separator now
// http://forum.freecadweb.org/viewtopic.php?f=10&t=6910
// A workaround is to disable the group separator for double-to-string conversion, i.e.
// setting the flag 'OmitGroupSeparator'.
QLocale loc = QLocale::system();
loc.setNumberOptions(QLocale::OmitGroupSeparator);
QLocale::setDefault(loc);
#endif
// setting up Python binding
Base::PyGILStateLocker lock;
PyObject* module = Py_InitModule3("FreeCADGui", Application::Methods,
"The functions in the FreeCADGui module allow working with GUI documents,\n"
"view providers, views, workbenches and much more.\n\n"
"The FreeCADGui instance provides a list of references of GUI documents which\n"
"can be addressed by a string. These documents contain the view providers for\n"
"objects in the associated App document. An App and GUI document can be\n"
"accessed with the same name.\n\n"
"The FreeCADGui module also provides a set of functions to work with so called\n"
"workbenches.");
Py::Module(module).setAttr(std::string("ActiveDocument"),Py::None());
UiLoaderPy::init_type();
Base::Interpreter().addType(UiLoaderPy::type_object(),
module,"UiLoader");
// PySide additions
PySideUicModule* pySide = new PySideUicModule();
Py_INCREF(pySide->module().ptr());
PyModule_AddObject(module, "PySideUic", pySide->module().ptr());
//insert Selection module
PyObject* pSelectionModule = Py_InitModule3("Selection", SelectionSingleton::Methods,
"Selection module");
Py_INCREF(pSelectionModule);
PyModule_AddObject(module, "Selection", pSelectionModule);
SelectionFilterPy::init_type();
Base::Interpreter().addType(SelectionFilterPy::type_object(),
pSelectionModule,"Filter");
Gui::TaskView::ControlPy::init_type();
Py::Module(module).setAttr(std::string("Control"),
Py::Object(Gui::TaskView::ControlPy::getInstance(), true));
}
Base::PyGILStateLocker lock;
PyObject *module = PyImport_AddModule("FreeCADGui");
PyMethodDef *meth = FreeCADGui_methods;
PyObject *dict = PyModule_GetDict(module);
for (; meth->ml_name != NULL; meth++) {
PyObject *descr;
descr = PyCFunction_NewEx(meth,0,0);
if (descr == NULL)
break;
if (PyDict_SetItemString(dict, meth->ml_name, descr) != 0)
break;
Py_DECREF(descr);
}
// Python console binding
PythonDebugModule ::init_module();
PythonStdout ::init_type();
PythonStderr ::init_type();
OutputStdout ::init_type();
OutputStderr ::init_type();
PythonStdin ::init_type();
View3DInventorPy ::init_type();
View3DInventorViewerPy ::init_type();
d = new ApplicationP;
// global access
Instance = this;
// instanciate the workbench dictionary
_pcWorkbenchDictionary = PyDict_New();
createStandardOperations();
MacroCommand::load();
ObjectLabelObserver::instance();
}
Application::~Application()
{
Base::Console().Log("Destruct Gui::Application\n");
WorkbenchManager::destruct();
SelectionSingleton::destruct();
Translator::destruct();
WidgetFactorySupplier::destruct();
BitmapFactoryInst::destruct();
#if 0
// we must run the garbage collector before shutting down the SoDB
// subsystem because we may reference some class objects of them in Python
Base::Interpreter().cleanupSWIG("SoBase *");
// finish also Inventor subsystem
SoFCDB::finish();
#if (COIN_MAJOR_VERSION >= 2) && (COIN_MINOR_VERSION >= 4)
SoDB::finish();
#elif (COIN_MAJOR_VERSION >= 3)
SoDB::finish();
#else
SoDB::cleanup();
#endif
#endif
{
Base::PyGILStateLocker lock;
Py_DECREF(_pcWorkbenchDictionary);
}
// save macros
MacroCommand::save();
//App::GetApplication().Detach(this);
delete d;
Instance = 0;
}
//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// creating std commands
//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
void Application::open(const char* FileName, const char* Module)
{
WaitCursor wc;
wc.setIgnoreEvents(WaitCursor::NoEvents);
Base::FileInfo File(FileName);
string te = File.extension();
string unicodepath = Base::Tools::escapedUnicodeFromUtf8(File.filePath().c_str());
// if the active document is empty and not modified, close it
// in case of an automatically created empty document at startup
App::Document* act = App::GetApplication().getActiveDocument();
Gui::Document* gui = this->getDocument(act);
if (act && act->countObjects() == 0 && gui && gui->isModified() == false){
Command::doCommand(Command::App, "App.closeDocument('%s')", act->getName());
qApp->processEvents(); // an update is needed otherwise the new view isn't shown
}
if (Module != 0) {
// issue module loading
Command::doCommand(Command::App, "import %s", Module);
try {
// load the file with the module
Command::doCommand(Command::App, "%s.open(u\"%s\")", Module, unicodepath.c_str());
// ViewFit
if (!File.hasExtension("FCStd") && sendHasMsgToActiveView("ViewFit")) {
ParameterGrp::handle hGrp = App::GetApplication().GetParameterGroupByPath
("User parameter:BaseApp/Preferences/View");
if (hGrp->GetBool("AutoFitToView", true))
Command::doCommand(Command::Gui, "Gui.SendMsgToActiveView(\"ViewFit\")");
}
// the original file name is required
getMainWindow()->appendRecentFile(QString::fromUtf8(File.filePath().c_str()));
}
catch (const Base::PyException& e){
// Usually thrown if the file is invalid somehow
e.ReportException();
}
}
else {
wc.restoreCursor();
QMessageBox::warning(getMainWindow(), QObject::tr("Unknown filetype"),
QObject::tr("Cannot open unknown filetype: %1").arg(QLatin1String(te.c_str())));
wc.setWaitCursor();
return;
}
}
void Application::importFrom(const char* FileName, const char* DocName, const char* Module)
{
WaitCursor wc;
wc.setIgnoreEvents(WaitCursor::NoEvents);
Base::FileInfo File(FileName);
std::string te = File.extension();
string unicodepath = Base::Tools::escapedUnicodeFromUtf8(File.filePath().c_str());
if (Module != 0) {
// issue module loading
Command::doCommand(Command::App, "import %s", Module);
try {
// load the file with the module
if (File.hasExtension("FCStd")) {
Command::doCommand(Command::App, "%s.open(u\"%s\")"
, Module, unicodepath.c_str());
if (activeDocument())
activeDocument()->setModified(false);
}
else {
Command::doCommand(Command::App, "%s.insert(u\"%s\",\"%s\")"
, Module, unicodepath.c_str(), DocName);
ParameterGrp::handle hGrp = App::GetApplication().GetParameterGroupByPath
("User parameter:BaseApp/Preferences/View");
if (hGrp->GetBool("AutoFitToView", true))
Command::doCommand(Command::Gui, "Gui.SendMsgToActiveView(\"ViewFit\")");
if (getDocument(DocName))
getDocument(DocName)->setModified(true);
}
// the original file name is required
getMainWindow()->appendRecentFile(QString::fromUtf8(File.filePath().c_str()));
}
catch (const Base::PyException& e){
// Usually thrown if the file is invalid somehow
e.ReportException();
}
}
else {
wc.restoreCursor();
QMessageBox::warning(getMainWindow(), QObject::tr("Unknown filetype"),
QObject::tr("Cannot open unknown filetype: %1").arg(QLatin1String(te.c_str())));
wc.setWaitCursor();
}
}
void Application::exportTo(const char* FileName, const char* DocName, const char* Module)
{
WaitCursor wc;
Base::FileInfo File(FileName);
std::string te = File.extension();
string unicodepath = Base::Tools::escapedUnicodeFromUtf8(File.filePath().c_str());
if (Module != 0) {
try {
std::vector<App::DocumentObject*> sel = Gui::Selection().getObjectsOfType
(App::DocumentObject::getClassTypeId(),DocName);
if (sel.empty()) {
App::Document* doc = App::GetApplication().getDocument(DocName);
sel = doc->getObjectsOfType(App::DocumentObject::getClassTypeId());
}
std::stringstream str;
str << "__objs__=[]" << std::endl;
for (std::vector<App::DocumentObject*>::iterator it = sel.begin(); it != sel.end(); ++it) {
str << "__objs__.append(FreeCAD.getDocument(\"" << DocName << "\").getObject(\""
<< (*it)->getNameInDocument() << "\"))" << std::endl;
}
str << "import " << Module << std::endl;
str << Module << ".export(__objs__,u\"" << unicodepath << "\")" << std::endl;
//str << "del __objs__" << std::endl;
std::string code = str.str();
// the original file name is required
if (runPythonCode(code.c_str(), false)) {
// search for a module that is able to open the exported file because otherwise
// it doesn't need to be added to the recent files list (#0002047)
std::map<std::string, std::string> importMap = App::GetApplication().getImportFilters(te.c_str());
if (!importMap.empty())
getMainWindow()->appendRecentFile(QString::fromUtf8(File.filePath().c_str()));
}
// allow exporters to pass _objs__ to submodules before deleting it
runPythonCode("del __objs__", false);
}
catch (const Base::PyException& e){
// Usually thrown if the file is invalid somehow
e.ReportException();
}
}
else {
wc.restoreCursor();
QMessageBox::warning(getMainWindow(), QObject::tr("Unknown filetype"),
QObject::tr("Cannot save to unknown filetype: %1").arg(QLatin1String(te.c_str())));
wc.setWaitCursor();
}
}
void Application::createStandardOperations()
{
// register the application Standard commands from CommandStd.cpp
Gui::CreateStdCommands();
Gui::CreateDocCommands();
Gui::CreateFeatCommands();
Gui::CreateMacroCommands();
Gui::CreateViewStdCommands();
Gui::CreateWindowStdCommands();
Gui::CreateTestCommands();
}
void Application::slotNewDocument(const App::Document& Doc)
{
#ifdef FC_DEBUG
std::map<const App::Document*, Gui::Document*>::const_iterator it = d->documents.find(&Doc);
assert(it==d->documents.end());
#endif
Gui::Document* pDoc = new Gui::Document(const_cast<App::Document*>(&Doc),this);
d->documents[&Doc] = pDoc;
// connect the signals to the application for the new document
pDoc->signalNewObject.connect(boost::bind(&Gui::Application::slotNewObject, this, _1));
pDoc->signalDeletedObject.connect(boost::bind(&Gui::Application::slotDeletedObject, this, _1));
pDoc->signalChangedObject.connect(boost::bind(&Gui::Application::slotChangedObject, this, _1, _2));
pDoc->signalRenamedObject.connect(boost::bind(&Gui::Application::slotRenamedObject, this, _1));
pDoc->signalActivatedObject.connect(boost::bind(&Gui::Application::slotActivatedObject, this, _1));
signalNewDocument(*pDoc);
pDoc->createView(View3DInventor::getClassTypeId());
qApp->processEvents(); // make sure to show the window stuff on the right place
}
void Application::slotDeleteDocument(const App::Document& Doc)
{
std::map<const App::Document*, Gui::Document*>::iterator doc = d->documents.find(&Doc);
if (doc == d->documents.end()) {
Base::Console().Log("GUI document '%s' already deleted\n", Doc.getName());
return;
}
// We must clear the selection here to notify all observers
Gui::Selection().clearSelection(doc->second->getDocument()->getName());
signalDeleteDocument(*doc->second);
// If the active document gets destructed we must set it to 0. If there are further existing documents then the
// view that becomes active sets the active document again. So, we needn't worry about this.
if (d->activeDocument == doc->second)
setActiveDocument(0);
// For exception-safety use a smart pointer
auto_ptr<Document> delDoc (doc->second);
d->documents.erase(doc);
}
void Application::slotRelabelDocument(const App::Document& Doc)
{
std::map<const App::Document*, Gui::Document*>::iterator doc = d->documents.find(&Doc);
#ifdef FC_DEBUG
assert(doc!=d->documents.end());
#endif
signalRelabelDocument(*doc->second);
doc->second->onRelabel();
}
void Application::slotRenameDocument(const App::Document& Doc)
{
std::map<const App::Document*, Gui::Document*>::iterator doc = d->documents.find(&Doc);
#ifdef FC_DEBUG
assert(doc!=d->documents.end());
#endif
signalRenameDocument(*doc->second);
}
void Application::slotActiveDocument(const App::Document& Doc)
{
std::map<const App::Document*, Gui::Document*>::iterator doc = d->documents.find(&Doc);
// this can happen when closing a document with two views opened
if (doc != d->documents.end())
signalActiveDocument(*doc->second);
}
void Application::slotNewObject(const ViewProvider& vp)
{
this->signalNewObject(vp);
}
void Application::slotDeletedObject(const ViewProvider& vp)
{
this->signalDeletedObject(vp);
}
void Application::slotChangedObject(const ViewProvider& vp, const App::Property& prop)
{
this->signalChangedObject(vp,prop);
}
void Application::slotRenamedObject(const ViewProvider& vp)
{
this->signalRenamedObject(vp);
}
void Application::slotActivatedObject(const ViewProvider& vp)
{
this->signalActivatedObject(vp);
}
void Application::onLastWindowClosed(Gui::Document* pcDoc)
{
if (!d->isClosing && pcDoc) {
try {
// Call the closing mechanism from Python. This also checks whether pcDoc is the last open document.
Command::doCommand(Command::Doc, "App.closeDocument(\"%s\")", pcDoc->getDocument()->getName());
}
catch (const Base::PyException& e) {
e.ReportException();
}
}
}
/// send Messages to the active view
bool Application::sendMsgToActiveView(const char* pMsg, const char** ppReturn)
{
MDIView* pView = getMainWindow()->activeWindow();
return pView ? pView->onMsg(pMsg,ppReturn) : false;
}
bool Application::sendHasMsgToActiveView(const char* pMsg)
{
MDIView* pView = getMainWindow()->activeWindow();
return pView ? pView->onHasMsg(pMsg) : false;
}
/// Getter for the active view
Gui::Document* Application::activeDocument(void) const
{
return d->activeDocument;
}
void Application::setActiveDocument(Gui::Document* pcDocument)
{
if (d->activeDocument == pcDocument)
return; // nothing needs to be done
if (pcDocument) {
// This happens if a document with more than one view is about being
// closed and a second view is activated. The document is still not
// removed from the map.
App::Document* doc = pcDocument->getDocument();
if (d->documents.find(doc) == d->documents.end())
return;
}
d->activeDocument = pcDocument;
std::string nameApp, nameGui;
// This adds just a line to the macro file but does not set the active document
// Macro recording of this is problematic, thus it's written out as comment.
if (pcDocument){
nameApp += "App.setActiveDocument(\"";
nameApp += pcDocument->getDocument()->getName();
nameApp += "\")\n";
nameApp += "App.ActiveDocument=App.getDocument(\"";
nameApp += pcDocument->getDocument()->getName();
nameApp += "\")";
macroManager()->addLine(MacroManager::Cmt,nameApp.c_str());
nameGui += "Gui.ActiveDocument=Gui.getDocument(\"";
nameGui += pcDocument->getDocument()->getName();
nameGui += "\")";
macroManager()->addLine(MacroManager::Cmt,nameGui.c_str());
}
else {
nameApp += "App.setActiveDocument(\"\")\n";
nameApp += "App.ActiveDocument=None";
macroManager()->addLine(MacroManager::Cmt,nameApp.c_str());
nameGui += "Gui.ActiveDocument=None";
macroManager()->addLine(MacroManager::Cmt,nameGui.c_str());
}
// Sets the currently active document
try {
Base::Interpreter().runString(nameApp.c_str());
Base::Interpreter().runString(nameGui.c_str());
}
catch (const Base::Exception& e) {
Base::Console().Warning(e.what());
return;
}
// May be useful for error detection
if (d->activeDocument) {
App::Document* doc = d->activeDocument->getDocument();
Base::Console().Log("Active document is %s (at %p)\n",doc->getName(), doc);
}
else {
Base::Console().Log("No active document\n");
}
// notify all views attached to the application (not views belong to a special document)
for(list<Gui::BaseView*>::iterator It=d->passive.begin();It!=d->passive.end();It++)
(*It)->setDocument(pcDocument);
}
Gui::Document* Application::getDocument(const char* name) const
{
App::Document* pDoc = App::GetApplication().getDocument( name );
std::map<const App::Document*, Gui::Document*>::const_iterator it = d->documents.find(pDoc);
if ( it!=d->documents.end() )
return it->second;
else
return 0;
}
Gui::Document* Application::getDocument(const App::Document* pDoc) const
{
std::map<const App::Document*, Gui::Document*>::const_iterator it = d->documents.find(pDoc);
if ( it!=d->documents.end() )
return it->second;
else
return 0;
}
void Application::showViewProvider(const App::DocumentObject* obj)
{
ViewProvider* vp = getViewProvider(obj);
if (vp) vp->show();
}
void Application::hideViewProvider(const App::DocumentObject* obj)
{
ViewProvider* vp = getViewProvider(obj);
if (vp) vp->hide();
}
Gui::ViewProvider* Application::getViewProvider(const App::DocumentObject* obj) const
{
App::Document* doc = obj->getDocument();
if (doc) {
Gui::Document* gui = getDocument(doc);
if (gui) {
ViewProvider* vp = gui->getViewProvider(obj);
return vp;
}
}
return 0;
}
void Application::attachView(Gui::BaseView* pcView)
{
d->passive.push_back(pcView);
}
void Application::detachView(Gui::BaseView* pcView)
{
d->passive.remove(pcView);
}
void Application::onUpdate(void)
{
// update all documents
std::map<const App::Document*, Gui::Document*>::iterator It;
for (It = d->documents.begin();It != d->documents.end();It++)
It->second->onUpdate();
// update all the independed views
for (std::list<Gui::BaseView*>::iterator It2 = d->passive.begin();It2 != d->passive.end();It2++)
(*It2)->onUpdate();
}
/// Gets called if a view gets activated, this manages the whole activation scheme
void Application::viewActivated(MDIView* pcView)
{
// May be useful for error detection
Base::Console().Log("Active view is %s (at %p)\n",
(const char*)pcView->windowTitle().toUtf8(),pcView);
signalActivateView(pcView);
// Set the new active document which is taken of the activated view. If, however,
// this view is passive we let the currently active document unchanged as we would
// have no document active which is causing a lot of trouble.
if (!pcView->isPassive())
setActiveDocument(pcView->getGuiDocument());
}
void Application::updateActive(void)
{
activeDocument()->onUpdate();
}
void Application::tryClose(QCloseEvent * e)
{
if (d->documents.size() == 0) {
e->accept();
}
else {
// ask all documents if closable
std::map<const App::Document*, Gui::Document*>::iterator It;
for (It = d->documents.begin();It!=d->documents.end();It++) {
// a document may have several views attached, so ask it directly
#if 0
MDIView* active = It->second->getActiveView();
e->setAccepted(active->canClose());
#else
e->setAccepted(It->second->canClose());
#endif
if (!e->isAccepted())
return;
}
}
// ask all passive views if closable
for (std::list<Gui::BaseView*>::iterator It = d->passive.begin();It!=d->passive.end();It++) {
e->setAccepted((*It)->canClose());
if (!e->isAccepted())
return;
}
if (e->isAccepted()) {
d->isClosing = true;
std::map<const App::Document*, Gui::Document*>::iterator It;
//detach the passive views
//SetActiveDocument(0);
std::list<Gui::BaseView*>::iterator itp = d->passive.begin();
while (itp != d->passive.end()) {
(*itp)->onClose();
itp = d->passive.begin();
}
// remove all documents
size_t cnt = d->documents.size();
while (d->documents.size() > 0 && cnt > 0) {
// destroys also the Gui document
It = d->documents.begin();
App::GetApplication().closeDocument(It->second->getDocument()->getName());
--cnt; // avoid infinite loop
}
}
}
/**
* Activate the matching workbench to the registered workbench handler with name \a name.
* The handler must be an instance of a class written in Python.
* Normally, if a handler gets activated a workbench with the same name gets created unless it
* already exists.
*
* The old workbench gets deactivated before. If the workbench to the handler is already
* active or if the switch fails false is returned.
*/
bool Application::activateWorkbench(const char* name)
{
bool ok = false;
WaitCursor wc;
Workbench* oldWb = WorkbenchManager::instance()->active();
if (oldWb && oldWb->name() == name)
return false; // already active
// we check for the currently active workbench and call its 'Deactivated'
// method, if available
PyObject* pcOldWorkbench = 0;
if (oldWb) {
pcOldWorkbench = PyDict_GetItemString(_pcWorkbenchDictionary, oldWb->name().c_str());
}
// get the python workbench object from the dictionary
Base::PyGILStateLocker lock;
PyObject* pcWorkbench = 0;
pcWorkbench = PyDict_GetItemString(_pcWorkbenchDictionary, name);
// test if the workbench exists
if (!pcWorkbench)
return false;
try {
std::string type;
Py::Object handler(pcWorkbench);