244 lines
8.6 KiB
C++
244 lines
8.6 KiB
C++
/***************************************************************************
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* Copyright (c) 2013 Luke Parry <l.parry@warwick.ac.uk> *
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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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# ifdef FC_OS_WIN32
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# include <windows.h>
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# endif
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# include <QMenu>
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# include <QMessageBox>
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# include <QTextStream>
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#endif
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#include <App/DocumentObject.h>
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#include <Gui/Control.h>
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#include <Gui/MainWindow.h>
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#include <Gui/Selection.h>
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#include <Mod/TechDraw/App/DrawViewBalloon.h>
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#include <Mod/TechDraw/App/DrawLeaderLine.h>
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#include <Mod/TechDraw/App/DrawRichAnno.h>
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#include <Mod/TechDraw/App/DrawProjGroupItem.h>
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#include <Mod/TechDraw/App/DrawViewDetail.h>
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#include <Mod/TechDraw/App/DrawViewSection.h>
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#include "TaskProjGroup.h"
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#include "QGIViewPart.h"
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#include "QGSPage.h"
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#include "ViewProviderPage.h"
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#include "ViewProviderProjGroup.h"
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using namespace TechDrawGui;
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PROPERTY_SOURCE(TechDrawGui::ViewProviderProjGroup, TechDrawGui::ViewProviderDrawingView)
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//**************************************************************************
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// Construction/Destruction
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ViewProviderProjGroup::ViewProviderProjGroup()
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{
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sPixmap = "TechDraw_TreeProjGroup";
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}
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bool ViewProviderProjGroup::setEdit(int ModNum)
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{
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Q_UNUSED(ModNum);
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// When double-clicking on the item for this sketch the
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// object unsets and sets its edit mode without closing
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// the task panel
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auto* dlg = Gui::Control().activeDialog();
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auto* projDlg = qobject_cast<TaskDlgProjGroup *>(dlg);
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if (projDlg && projDlg->getViewProvider() != this) {
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projDlg = nullptr; // another sketch left open its task panel
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}
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// clear the selection (convenience)
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Gui::Selection().clearSelection();
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// start the edit dialog
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if (projDlg) {
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projDlg->setCreateMode(false);
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Gui::Control().showDialog(projDlg);
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} else {
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Gui::Control().showDialog(new TaskDlgProjGroup(getObject(), false));
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}
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return true;
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}
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bool ViewProviderProjGroup::doubleClicked()
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{
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setEdit(0);
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return true;
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}
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bool ViewProviderProjGroup::onDelete(const std::vector<std::string> & parms)
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{
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Q_UNUSED(parms)
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// warn the user if the ProjGroup is not empty
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QString bodyMessage;
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QTextStream bodyMessageStream(&bodyMessage);
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TechDraw::DrawProjGroupItem* Item = nullptr;
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std::vector<std::string> ViewList;
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// get the items in the group
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auto objs = claimChildren();
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// iterate over all item to check which ones have a section or detail view
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for (auto ObjectIterator : objs) {
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// get item
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Item = static_cast<TechDraw::DrawProjGroupItem*>(ObjectIterator);
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// get its section views
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auto viewSection = Item->getSectionRefs();
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// add names to a list
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if (!viewSection.empty()) {
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for (auto SecIterator : viewSection) {
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ViewList.emplace_back(SecIterator->Label.getValue());
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}
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}
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// get its detail views
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auto viewDetail = Item->getDetailRefs();
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if (!viewDetail.empty()) {
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for (auto DetIterator : viewDetail) {
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ViewList.emplace_back(DetIterator->Label.getValue());
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}
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}
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// get its leader lines
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auto viewLead = Item->getLeaders();
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if (!viewLead.empty()) {
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for (auto LeadIterator : viewLead) {
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ViewList.emplace_back(LeadIterator->Label.getValue());
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}
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}
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}
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// if there are section or detail views we cannot delete because this would break them
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if (!ViewList.empty()) {
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bodyMessageStream << qApp->translate("Std_Delete",
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"The group cannot be deleted because its items have the following\nsection or detail views, or leader lines that would get broken:");
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bodyMessageStream << '\n';
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for (const auto& ListIterator : ViewList) {
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bodyMessageStream << '\n' << QString::fromUtf8(ListIterator.c_str());
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}
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QMessageBox::warning(Gui::getMainWindow(),
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qApp->translate("Std_Delete", "Object dependencies"), bodyMessage,
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QMessageBox::Ok);
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return false;
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}
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if (!objs.empty())
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{
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// generate dialog
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bodyMessageStream << qApp->translate("Std_Delete",
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"The projection group is not empty, therefore\nthe following referencing objects might be lost:");
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bodyMessageStream << '\n';
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for (auto ObjIterator : objs) {
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bodyMessageStream << '\n' << QString::fromUtf8(ObjIterator->Label.getValue());
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}
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bodyMessageStream << "\n\n" << QObject::tr("Are you sure you want to continue?");
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// show and evaluate dialog
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int DialogResult = QMessageBox::warning(Gui::getMainWindow(),
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qApp->translate("Std_Delete", "Object dependencies"), bodyMessage,
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QMessageBox::Yes, QMessageBox::No);
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return (DialogResult == QMessageBox::Yes);
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}
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return true;
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}
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bool ViewProviderProjGroup::canDelete(App::DocumentObject *obj) const
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{
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// deletions of views from a ProjGroup don't necessarily destroy anything
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// thus we can pass this action
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// we can warn the user if necessary in the object's ViewProvider in the onDelete() function
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Q_UNUSED(obj)
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return true;
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}
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std::vector<App::DocumentObject*> ViewProviderProjGroup::claimChildren() const
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{
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// Collect any child Document Objects and put them in the right place in the Feature tree
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// valid children of an ProjGroup are:
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// - Balloons
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// - Leaders
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// - RichAnno
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std::vector<App::DocumentObject*> temp;
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const std::vector<App::DocumentObject*>& candidates = getViewObject()->getInList();
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// DPGI's do not point at the DPG, the DPG/DVC maintains links to the items
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// why does this need a try/catch??
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try {
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for (auto& obj : candidates) {
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if (obj->isDerivedFrom<TechDraw::DrawViewBalloon>() ||
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obj->isDerivedFrom<TechDraw::DrawLeaderLine>() ||
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obj->isDerivedFrom<TechDraw::DrawRichAnno>()) {
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temp.push_back(obj);
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}
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}
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// return temp;
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}
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catch (...) {
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return {};
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}
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// plus the individual ProjGroupItems
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for (auto& view : getViewObject()->Views.getValues()) {
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temp.push_back(view);
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}
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return temp;
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}
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TechDraw::DrawProjGroup* ViewProviderProjGroup::getViewObject() const
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{
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return dynamic_cast<TechDraw::DrawProjGroup*>(pcObject);
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}
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TechDraw::DrawProjGroup* ViewProviderProjGroup::getObject() const
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{
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return getViewObject();
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}
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//! gather the (existing) graphics for our sub views into our scene group.
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void ViewProviderProjGroup::regroupSubViews()
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{
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auto vpPage = getViewProviderPage();
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if (!vpPage) {
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return;
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}
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auto scene = vpPage->getQGSPage();
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auto dpgQView = getQView();
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auto viewsAll = getObject()->getViewsAsDPGI();
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for (auto& view : viewsAll) {
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auto viewQView = dynamic_cast<QGIViewPart *>(scene->findQViewForDocObj(view));
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if (viewQView) {
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scene->addItemToParent(viewQView, dpgQView);
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}
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}
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}
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