Extensions: Port ViewProvider of groups
This commit is contained in:
Stefan Tröger
181
src/Gui/ViewProviderGroupExtension.cpp
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181
src/Gui/ViewProviderGroupExtension.cpp
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/***************************************************************************
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* Copyright (c) 2016 Stefan Tröger <stefantroeger@gmx.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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#endif
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//#include "ViewProviderGroupExtensionPy.h"
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#include "ViewProviderGroupExtension.h"
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#include "Command.h"
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#include "Application.h"
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#include "Document.h"
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#include <App/Document.h>
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#include <App/DocumentObject.h>
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#include <App/GroupExtension.h>
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#include <App/Expression.h>
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#include <QMessageBox>
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using namespace Gui;
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PROPERTY_SOURCE(Gui::ViewProviderGroupExtension, Gui::ViewProviderExtension)
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ViewProviderGroupExtension::ViewProviderGroupExtension() : visible(false)
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{
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initExtension(ViewProviderGroupExtension::getClassTypeId());
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}
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ViewProviderGroupExtension::~ViewProviderGroupExtension()
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{
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}
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bool ViewProviderGroupExtension::extensionCanDragObjects() const {
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return true;
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}
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bool ViewProviderGroupExtension::extensionCanDragObject(App::DocumentObject*) const {
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//we can drag anything out
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return true;
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}
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void ViewProviderGroupExtension::extensionDragObject(App::DocumentObject* obj) {
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Gui::Command::doCommand(Gui::Command::Doc,"App.getDocument(\"%s\").getObject(\"%s\").removeObject("
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"App.getDocument(\"%s\").getObject(\"%s\"))",
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getExtendedViewProvider()->getObject()->getDocument()->getName(), getExtendedViewProvider()->getObject()->getNameInDocument(),
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obj->getDocument()->getName(), obj->getNameInDocument() );
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}
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bool ViewProviderGroupExtension::extensionCanDropObjects() const {
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return true;
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}
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bool ViewProviderGroupExtension::extensionCanDropObject(App::DocumentObject* obj) const {
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//we cannot drop anything into the group. We need to find the correct App extension to ask
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//if this is a supported type, there should only be one
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auto vector = getExtendedViewProvider()->getObject()->getExtensionsDerivedFromType<App::GroupExtension>();
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assert(vector.size() == 1);
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if(vector[0]->allowObject(obj))
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return true;
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return false;
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}
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void ViewProviderGroupExtension::extensionDropObject(App::DocumentObject* obj) {
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Gui::Command::doCommand(Gui::Command::Doc,"App.getDocument(\"%s\").getObject(\"%s\").addObject("
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"App.getDocument(\"%s\").getObject(\"%s\"))",
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getExtendedViewProvider()->getObject()->getDocument()->getName(), getExtendedViewProvider()->getObject()->getNameInDocument(),
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obj->getDocument()->getName(), obj->getNameInDocument() );
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}
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std::vector< App::DocumentObject* > ViewProviderGroupExtension::extensionClaimChildren(void) const {
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auto ext = getExtendedViewProvider()->getObject()->getExtensionsDerivedFromType<App::GroupExtension>();
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assert(ext.size() == 1);
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return std::vector<App::DocumentObject*>(ext.front()->Group.getValues());
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}
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void ViewProviderGroupExtension::extensionShow(void) {
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// when reading the Visibility property from file then do not hide the
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// objects of this group because they have stored their visibility status, too
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if (!getExtendedViewProvider()->Visibility.testStatus(App::Property::User1) && !this->visible) {
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auto ext = getExtendedViewProvider()->getObject()->getExtensionsDerivedFromType<App::GroupExtension>();
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assert(ext.size() == 1);
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App::GroupExtension* group = ext.front();
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const std::vector<App::DocumentObject*> & links = group->Group.getValues();
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Gui::Document* doc = Application::Instance->getDocument(group->getExtendedObject()->getDocument());
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for (std::vector<App::DocumentObject*>::const_iterator it = links.begin(); it != links.end(); ++it) {
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ViewProvider* view = doc->getViewProvider(*it);
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if (view)
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view->show();
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}
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}
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ViewProviderExtension::extensionShow();
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this->visible = true;
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}
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void ViewProviderGroupExtension::extensionHide(void) {
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// when reading the Visibility property from file then do not hide the
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// objects of this group because they have stored their visibility status, too
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if (!getExtendedViewProvider()->Visibility.testStatus(App::Property::User1) && this->visible) {
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auto ext = getExtendedViewProvider()->getObject()->getExtensionsDerivedFromType<App::GroupExtension>();
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assert(ext.size() == 1);
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App::GroupExtension* group = ext.front();
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const std::vector<App::DocumentObject*> & links = group->Group.getValues();
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Gui::Document* doc = Application::Instance->getDocument(getExtendedViewProvider()->getObject()->getDocument());
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for (std::vector<App::DocumentObject*>::const_iterator it = links.begin(); it != links.end(); ++it) {
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ViewProvider* view = doc->getViewProvider(*it);
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if (view)
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view->hide();
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}
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}
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ViewProviderExtension::extensionHide();
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this->visible = false;
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}
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bool ViewProviderGroupExtension::extensionOnDelete(const std::vector< std::string >& vec) {
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auto ext = getExtendedViewProvider()->getObject()->getExtensionsDerivedFromType<App::GroupExtension>();
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assert(ext.size() == 1);
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App::GroupExtension *group = ext.front();
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// If the group is nonempty ask the user if he wants to delete it's content
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if ( group->Group.getSize () ) {
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QMessageBox::StandardButton choice =
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QMessageBox::question ( 0, QObject::tr ( "Delete group content?" ),
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QObject::tr ( "The %1 is not empty, delete it's content as well?")
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.arg ( QString::fromUtf8 ( getExtendedViewProvider()->getObject()->Label.getValue () ) ),
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QMessageBox::Yes | QMessageBox::No, QMessageBox::Yes );
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if ( choice == QMessageBox::Yes ) {
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Gui::Command::doCommand(Gui::Command::Doc,
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"App.getDocument(\"%s\").getObject(\"%s\").removeObjectsFromDocument()"
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,getExtendedViewProvider()->getObject()->getDocument()->getName(), getExtendedViewProvider()->getObject()->getNameInDocument());
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}
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}
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return true;
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}
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void ViewProviderGroupExtension::extensionRestore(Base::XMLReader& reader) {
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getExtendedViewProvider()->Visibility.setStatus(App::Property::User1, true); // tmp. set
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ViewProviderExtension::extensionRestore(reader);
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getExtendedViewProvider()->Visibility.setStatus(App::Property::User1, false); // unset
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}
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