diff --git a/libs/libkis/Document.cpp b/libs/libkis/Document.cpp
index 3b9d3be457..6c2e929d56 100644
--- a/libs/libkis/Document.cpp
+++ b/libs/libkis/Document.cpp
@@ -1,1004 +1,1010 @@
 /*
  *  Copyright (c) 2016 Boudewijn Rempt <boud@valdyas.org>
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
  *  the Free Software Foundation; either version 2 of the License, or
  *  (at your option) any later version.
  *
  *  This program 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 General Public License for more details.
  *
  *  You should have received a copy of the GNU Lesser General Public License
  *  along with this program; if not, write to the Free Software
  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  */
 #include "Document.h"
 #include <QPointer>
 #include <QUrl>
 #include <QDomDocument>
 
 #include <KoColorSpaceConstants.h>
 #include <KoXmlReader.h>
 #include <KisDocument.h>
 #include <kis_image.h>
 #include <KisPart.h>
 #include <kis_paint_device.h>
 #include <KisMainWindow.h>
 #include <kis_node_manager.h>
 #include <kis_node_selection_adapter.h>
 #include <KisViewManager.h>
 #include <kis_file_layer.h>
 #include <kis_adjustment_layer.h>
 #include <kis_mask.h>
 #include <kis_clone_layer.h>
 #include <kis_group_layer.h>
 #include <kis_filter_mask.h>
 #include <kis_transform_mask.h>
 #include <kis_transparency_mask.h>
 #include <kis_selection_mask.h>
 #include <kis_effect_mask.h>
 #include <kis_paint_layer.h>
 #include <kis_generator_layer.h>
 #include <kis_generator_registry.h>
 #include <kis_shape_layer.h>
 #include <kis_filter_configuration.h>
 #include <kis_filter_registry.h>
 #include <kis_selection.h>
 #include <KisMimeDatabase.h>
 #include <kis_filter_strategy.h>
 #include <kis_guides_config.h>
 #include <kis_coordinates_converter.h>
 #include <kis_time_range.h>
 #include <KisImportExportErrorCode.h>
 
 #include <KoColor.h>
 #include <KoColorSpace.h>
 #include <KoColorProfile.h>
 #include <KoColorSpaceRegistry.h>
 #include <KoColorConversionTransformation.h>
 #include <KoDocumentInfo.h>
 #include <KisGlobalResourcesInterface.h>
 
 #include <InfoObject.h>
 #include <Node.h>
 #include <Selection.h>
 #include <LibKisUtils.h>
 
 #include "kis_animation_importer.h"
 #include <kis_canvas2.h>
 #include <KoUpdater.h>
 #include <QMessageBox>
 
 #include <kis_image_animation_interface.h>
 
 struct Document::Private {
     Private() {}
     QPointer<KisDocument> document;
     bool ownsDocument {false};
 };
 
 Document::Document(KisDocument *document, bool ownsDocument, QObject *parent)
     : QObject(parent)
     , d(new Private)
 {
     d->document = document;
     d->ownsDocument = ownsDocument;
 }
 
 Document::~Document()
 {
     if (d->ownsDocument && d->document) {
         KisPart::instance()->removeDocument(d->document);
+        delete d->document;
     }
     delete d;
 }
 
 bool Document::operator==(const Document &other) const
 {
     return (d->document == other.d->document);
 }
 
 bool Document::operator!=(const Document &other) const
 {
     return !(operator==(other));
 }
 
 bool Document::batchmode() const
 {
     if (!d->document) return false;
     return d->document->fileBatchMode();
 }
 
 void Document::setBatchmode(bool value)
 {
     if (!d->document) return;
     d->document->setFileBatchMode(value);
 }
 
 Node *Document::activeNode() const
 {
     QList<KisNodeSP> activeNodes;
     Q_FOREACH(QPointer<KisView> view, KisPart::instance()->views()) {
         if (view && view->document() == d->document) {
             activeNodes << view->currentNode();
 
         }
     }
     if (activeNodes.size() > 0) {
         QList<Node*> nodes = LibKisUtils::createNodeList(activeNodes, d->document->image());
         return nodes.first();
     }
 
     return 0;
 }
 
 void Document::setActiveNode(Node* value)
 {
     if (!value->node()) return;
     KisMainWindow *mainWin = KisPart::instance()->currentMainwindow();
     if (!mainWin) return;
     KisViewManager *viewManager = mainWin->viewManager();
     if (!viewManager) return;
     if (viewManager->document() != d->document) return;
     KisNodeManager *nodeManager = viewManager->nodeManager();
     if (!nodeManager) return;
     KisNodeSelectionAdapter *selectionAdapter = nodeManager->nodeSelectionAdapter();
     if (!selectionAdapter) return;
     selectionAdapter->setActiveNode(value->node());
 
 }
 
 QList<Node *> Document::topLevelNodes() const
 {
     if (!d->document) return QList<Node *>();
     Node n(d->document->image(), d->document->image()->rootLayer());
     return n.childNodes();
 }
 
 
 Node *Document::nodeByName(const QString &name) const
 {
     if (!d->document) return 0;
     KisNodeSP node = d->document->image()->rootLayer()->findChildByName(name);
     if (node.isNull()) return 0;
     return Node::createNode(d->document->image(), node);
 }
 
 
 QString Document::colorDepth() const
 {
     if (!d->document) return "";
     return d->document->image()->colorSpace()->colorDepthId().id();
 }
 
 QString Document::colorModel() const
 {
     if (!d->document) return "";
     return d->document->image()->colorSpace()->colorModelId().id();
 }
 
 QString Document::colorProfile() const
 {
     if (!d->document) return "";
     return d->document->image()->colorSpace()->profile()->name();
 }
 
 bool Document::setColorProfile(const QString &value)
 {
     if (!d->document) return false;
     if (!d->document->image()) return false;
     const KoColorProfile *profile = KoColorSpaceRegistry::instance()->profileByName(value);
     if (!profile) return false;
     bool retval = d->document->image()->assignImageProfile(profile);
     d->document->image()->waitForDone();
     return retval;
 }
 
 bool Document::setColorSpace(const QString &colorModel, const QString &colorDepth, const QString &colorProfile)
 {
     if (!d->document) return false;
     if (!d->document->image()) return false;
     const KoColorSpace *colorSpace = KoColorSpaceRegistry::instance()->colorSpace(colorModel, colorDepth, colorProfile);
     if (!colorSpace) return false;
 
     d->document->image()->convertImageColorSpace(colorSpace,
                                                  KoColorConversionTransformation::IntentPerceptual,
                                                  KoColorConversionTransformation::HighQuality | KoColorConversionTransformation::NoOptimization);
 
     d->document->image()->waitForDone();
     return true;
 }
 
 QColor Document::backgroundColor()
 {
     if (!d->document) return QColor();
     if (!d->document->image()) return QColor();
 
     const KoColor color = d->document->image()->defaultProjectionColor();
     return color.toQColor();
 }
 
 bool Document::setBackgroundColor(const QColor &color)
 {
     if (!d->document) return false;
     if (!d->document->image()) return false;
 
     KoColor background = KoColor(color, d->document->image()->colorSpace());
     d->document->image()->setDefaultProjectionColor(background);
 
     d->document->image()->setModified();
     d->document->image()->initialRefreshGraph();
 
     return true;
 }
 
 QString Document::documentInfo() const
 {
     QDomDocument doc = KisDocument::createDomDocument("document-info"
                                                       /*DTD name*/, "document-info" /*tag name*/, "1.1");
     doc = d->document->documentInfo()->save(doc);
     return doc.toString();
 }
 
 void Document::setDocumentInfo(const QString &document)
 {
     KoXmlDocument doc;
     QString errorMsg;
     int errorLine, errorColumn;
     doc.setContent(document, &errorMsg, &errorLine, &errorColumn);
     d->document->documentInfo()->load(doc);
 }
 
 
 QString Document::fileName() const
 {
     if (!d->document) return QString();
     return d->document->url().toLocalFile();
 }
 
 void Document::setFileName(QString value)
 {
     if (!d->document) return;
     QString mimeType = KisMimeDatabase::mimeTypeForFile(value, false);
     d->document->setMimeType(mimeType.toLatin1());
     d->document->setUrl(QUrl::fromLocalFile(value));
 }
 
 int Document::height() const
 {
     if (!d->document) return 0;
     KisImageSP image = d->document->image();
     if (!image) return 0;
     return image->height();
 }
 
 void Document::setHeight(int value)
 {
     if (!d->document) return;
     if (!d->document->image()) return;
     resizeImage(d->document->image()->bounds().x(),
                 d->document->image()->bounds().y(),
                 d->document->image()->width(),
                 value);
 }
 
 
 QString Document::name() const
 {
     if (!d->document) return "";
     return d->document->documentInfo()->aboutInfo("title");
 }
 
 void Document::setName(QString value)
 {
     if (!d->document) return;
     d->document->documentInfo()->setAboutInfo("title", value);
 }
 
 
 int Document::resolution() const
 {
     if (!d->document) return 0;
     KisImageSP image = d->document->image();
     if (!image) return 0;
 
     return qRound(d->document->image()->xRes() * 72);
 }
 
 void Document::setResolution(int value)
 {
     if (!d->document) return;
     KisImageSP image = d->document->image();
     if (!image) return;
 
     d->document->image()->setResolution(value / 72.0, value / 72.0);
 }
 
 
 Node *Document::rootNode() const
 {
     if (!d->document) return 0;
     KisImageSP image = d->document->image();
     if (!image) return 0;
 
     return Node::createNode(image, image->root());
 }
 
 Selection *Document::selection() const
 {
     if (!d->document) return 0;
     if (!d->document->image()) return 0;
     if (!d->document->image()->globalSelection()) return 0;
     return new Selection(d->document->image()->globalSelection());
 }
 
 void Document::setSelection(Selection* value)
 {
     if (!d->document) return;
     if (!d->document->image()) return;
     if (value) {
         d->document->image()->setGlobalSelection(value->selection());
     }
     else {
         d->document->image()->setGlobalSelection(0);
     }
 }
 
 
 int Document::width() const
 {
     if (!d->document) return 0;
     KisImageSP image = d->document->image();
     if (!image) return 0;
     return image->width();
 }
 
 void Document::setWidth(int value)
 {
     if (!d->document) return;
     if (!d->document->image()) return;
     resizeImage(d->document->image()->bounds().x(),
                 d->document->image()->bounds().y(),
                 value,
                 d->document->image()->height());
 }
 
 
 int Document::xOffset() const
 {
     if (!d->document) return 0;
     KisImageSP image = d->document->image();
     if (!image) return 0;
     return image->bounds().x();
 }
 
 void Document::setXOffset(int x)
 {
     if (!d->document) return;
     if (!d->document->image()) return;
     resizeImage(x,
                 d->document->image()->bounds().y(),
                 d->document->image()->width(),
                 d->document->image()->height());
 }
 
 
 int Document::yOffset() const
 {
     if (!d->document) return 0;
     KisImageSP image = d->document->image();
     if (!image) return 0;
     return image->bounds().y();
 }
 
 void Document::setYOffset(int y)
 {
     if (!d->document) return;
     if (!d->document->image()) return;
     resizeImage(d->document->image()->bounds().x(),
                 y,
                 d->document->image()->width(),
                 d->document->image()->height());
 }
 
 
 double Document::xRes() const
 {
     if (!d->document) return 0.0;
     if (!d->document->image()) return 0.0;
     return d->document->image()->xRes()*72.0;
 }
 
 void Document::setXRes(double xRes) const
 {
     if (!d->document) return;
     if (!d->document->image()) return;
     d->document->image()->setResolution(xRes/72.0, d->document->image()->yRes());
 }
 
 double Document::yRes() const
 {
     if (!d->document) return 0.0;
     if (!d->document->image()) return 0.0;
     return d->document->image()->yRes()*72.0;
 }
 
 void Document::setYRes(double yRes) const
 {
     if (!d->document) return;
     if (!d->document->image()) return;
     d->document->image()->setResolution(d->document->image()->xRes(), yRes/72.0);
 }
 
 
 QByteArray Document::pixelData(int x, int y, int w, int h) const
 {
     QByteArray ba;
 
     if (!d->document) return ba;
     KisImageSP image = d->document->image();
     if (!image) return ba;
 
     KisPaintDeviceSP dev = image->projection();
     ba.resize(w * h * dev->pixelSize());
     dev->readBytes(reinterpret_cast<quint8*>(ba.data()), x, y, w, h);
     return ba;
 }
 
 bool Document::close()
 {
     bool retval = d->document->closeUrl(false);
+
     Q_FOREACH(KisView *view, KisPart::instance()->views()) {
         if (view->document() == d->document) {
             view->close();
             view->closeView();
             view->deleteLater();
         }
     }
 
-    KisPart::instance()->removeDocument(d->document);
+    KisPart::instance()->removeDocument(d->document, !d->ownsDocument);
+    if (d->ownsDocument) {
+        delete d->document;
+    }
+
     d->document = 0;
     return retval;
 }
 
 void Document::crop(int x, int y, int w, int h)
 {
     if (!d->document) return;
     KisImageSP image = d->document->image();
     if (!image) return;
     QRect rc(x, y, w, h);
     image->cropImage(rc);
 }
 
 bool Document::exportImage(const QString &filename, const InfoObject &exportConfiguration)
 {
     if (!d->document) return false;
 
     const QString outputFormatString = KisMimeDatabase::mimeTypeForFile(filename, false);
     const QByteArray outputFormat = outputFormatString.toLatin1();
 
     return d->document->exportDocumentSync(QUrl::fromLocalFile(filename), outputFormat, exportConfiguration.configuration());
 }
 
 void Document::flatten()
 {
     if (!d->document) return;
     if (!d->document->image()) return;
     d->document->image()->flatten(0);
 }
 
 void Document::resizeImage(int x, int y, int w, int h)
 {
     if (!d->document) return;
     KisImageSP image = d->document->image();
     if (!image) return;
     QRect rc;
     rc.setX(x);
     rc.setY(y);
     rc.setWidth(w);
     rc.setHeight(h);
 
     image->resizeImage(rc);
 }
 
 void Document::scaleImage(int w, int h, int xres, int yres, QString strategy)
 {
     if (!d->document) return;
     KisImageSP image = d->document->image();
     if (!image) return;
     QRect rc = image->bounds();
     rc.setWidth(w);
     rc.setHeight(h);
 
     KisFilterStrategy *actualStrategy = KisFilterStrategyRegistry::instance()->get(strategy);
     if (!actualStrategy) actualStrategy = KisFilterStrategyRegistry::instance()->get("Bicubic");
 
     image->scaleImage(rc.size(), xres/72, yres/72, actualStrategy);
 }
 
 void Document::rotateImage(double radians)
 {
     if (!d->document) return;
     KisImageSP image = d->document->image();
     if (!image) return;
     image->rotateImage(radians);
 }
 
 void Document::shearImage(double angleX, double angleY)
 {
     if (!d->document) return;
     KisImageSP image = d->document->image();
     if (!image) return;
     image->shear(angleX, angleY);
 }
 
 bool Document::save()
 {
     if (!d->document) return false;
     if (d->document->url().isEmpty()) return false;
 
     bool retval = d->document->save(true, 0);
     d->document->waitForSavingToComplete();
 
     return retval;
 }
 
 bool Document::saveAs(const QString &filename)
 {
     if (!d->document) return false;
 
     const QString outputFormatString = KisMimeDatabase::mimeTypeForFile(filename, false);
     const QByteArray outputFormat = outputFormatString.toLatin1();
     QUrl oldUrl = d->document->url();
     d->document->setUrl(QUrl::fromLocalFile(filename));
     bool retval = d->document->saveAs(QUrl::fromLocalFile(filename), outputFormat, true);
     d->document->waitForSavingToComplete();
     d->document->setUrl(oldUrl);
 
     return retval;
 }
 
 Node* Document::createNode(const QString &name, const QString &nodeType)
 {
     if (!d->document) return 0;
     if (!d->document->image()) return 0;
     KisImageSP image = d->document->image();
 
     Node *node = 0;
 
     if (nodeType.toLower()== "paintlayer") {
         node = new Node(image, new KisPaintLayer(image, name, OPACITY_OPAQUE_U8));
     }
     else if (nodeType.toLower()  == "grouplayer") {
         node = new Node(image, new KisGroupLayer(image, name, OPACITY_OPAQUE_U8));
     }
     else if (nodeType.toLower()  == "filelayer") {
         node = new Node(image, new KisFileLayer(image, name, OPACITY_OPAQUE_U8));
     }
     else if (nodeType.toLower()  == "filterlayer") {
         node = new Node(image, new KisAdjustmentLayer(image, name, 0, 0));
     }
     else if (nodeType.toLower()  == "filllayer") {
         node = new Node(image, new KisGeneratorLayer(image, name, 0, 0));
     }
     else if (nodeType.toLower()  == "clonelayer") {
         node = new Node(image, new KisCloneLayer(0, image, name, OPACITY_OPAQUE_U8));
     }
     else if (nodeType.toLower()  == "vectorlayer") {
         node = new Node(image, new KisShapeLayer(d->document->shapeController(), image, name, OPACITY_OPAQUE_U8));
     }
     else if (nodeType.toLower()  == "transparencymask") {
         node = new Node(image, new KisTransparencyMask(name));
     }
     else if (nodeType.toLower()  == "filtermask") {
         node = new Node(image, new KisFilterMask(name));
     }
     else if (nodeType.toLower()  == "transformmask") {
         node = new Node(image, new KisTransformMask(name));
     }
     else if (nodeType.toLower()  == "selectionmask") {
         node = new Node(image, new KisSelectionMask(image, name));
     }
 
     return node;
 }
 
 GroupLayer *Document::createGroupLayer(const QString &name)
 {
     if (!d->document) return 0;
     if (!d->document->image()) return 0;
     KisImageSP image = d->document->image();
 
     return new GroupLayer(image, name);
 }
 
 FileLayer *Document::createFileLayer(const QString &name, const QString fileName, const QString scalingMethod)
 {
     if (!d->document) return 0;
     if (!d->document->image()) return 0;
     KisImageSP image = d->document->image();
 
     return new FileLayer(image, name, this->fileName(), fileName, scalingMethod);
 }
 
 FilterLayer *Document::createFilterLayer(const QString &name, Filter &filter, Selection &selection)
 {
     if (!d->document) return 0;
     if (!d->document->image()) return 0;
     KisImageSP image = d->document->image();
 
     return new FilterLayer(image, name, filter, selection);
 }
 
 FillLayer *Document::createFillLayer(const QString &name, const QString generatorName, InfoObject &configuration, Selection &selection)
 {
     if (!d->document) return 0;
     if (!d->document->image()) return 0;
     KisImageSP image = d->document->image();
 
     KisGeneratorSP generator = KisGeneratorRegistry::instance()->value(generatorName);
     if (generator) {
 
         KisFilterConfigurationSP config = generator->factoryConfiguration(KisGlobalResourcesInterface::instance());
         Q_FOREACH(const QString property, configuration.properties().keys()) {
             config->setProperty(property, configuration.property(property));
         }
 
         return new FillLayer(image, name, config, selection);
     }
     return 0;
 }
 
 CloneLayer *Document::createCloneLayer(const QString &name, const Node *source)
 {
     if (!d->document) return 0;
     if (!d->document->image()) return 0;
     KisImageSP image = d->document->image();
     KisLayerSP layer = qobject_cast<KisLayer*>(source->node().data());
 
     return new CloneLayer(image, name, layer);
 }
 
 VectorLayer *Document::createVectorLayer(const QString &name)
 {
     if (!d->document) return 0;
     if (!d->document->image()) return 0;
     KisImageSP image = d->document->image();
 
     return new VectorLayer(d->document->shapeController(), image, name);
 }
 
 FilterMask *Document::createFilterMask(const QString &name, Filter &filter, const Node *selection_source)
 {
     if (!d->document)
         return 0;
 
     if (!d->document->image())
         return 0;
 
     if(!selection_source)
         return 0;
 
     KisLayerSP layer = qobject_cast<KisLayer*>(selection_source->node().data());
     if(layer.isNull())
         return 0;
 
     KisImageSP image = d->document->image();
     FilterMask* mask = new FilterMask(image, name, filter);
     qobject_cast<KisMask*>(mask->node().data())->initSelection(layer);
 
     return mask;
 }
 
 FilterMask *Document::createFilterMask(const QString &name, Filter &filter, Selection &selection)
 {
     if (!d->document)
         return 0;
 
     if (!d->document->image())
         return 0;
 
     KisImageSP image = d->document->image();
     FilterMask* mask = new FilterMask(image, name, filter);
     qobject_cast<KisMask*>(mask->node().data())->setSelection(selection.selection());
 
     return mask;
 }
 
 SelectionMask *Document::createSelectionMask(const QString &name)
 {
     if (!d->document) return 0;
     if (!d->document->image()) return 0;
     KisImageSP image = d->document->image();
 
     return new SelectionMask(image, name);
 }
 
 
 QImage Document::projection(int x, int y, int w, int h) const
 {
     if (!d->document || !d->document->image()) return QImage();
     return d->document->image()->convertToQImage(x, y, w, h, 0);
 }
 
 QImage Document::thumbnail(int w, int h) const
 {
     if (!d->document || !d->document->image()) return QImage();
     return d->document->generatePreview(QSize(w, h)).toImage();
 }
 
 
 void Document::lock()
 {
     if (!d->document || !d->document->image()) return;
     d->document->image()->barrierLock();
 }
 
 void Document::unlock()
 {
     if (!d->document || !d->document->image()) return;
     d->document->image()->unlock();
 }
 
 void Document::waitForDone()
 {
     if (!d->document || !d->document->image()) return;
     d->document->image()->waitForDone();
 }
 
 bool Document::tryBarrierLock()
 {
     if (!d->document || !d->document->image()) return false;
     return d->document->image()->tryBarrierLock();
 }
 
 bool Document::isIdle()
 {
     if (!d->document || !d->document->image()) return false;
     return d->document->image()->isIdle();
 }
 
 void Document::refreshProjection()
 {
     if (!d->document || !d->document->image()) return;
     d->document->image()->refreshGraph();
 }
 
 QList<qreal> Document::horizontalGuides() const
 {
     QList<qreal> lines;
     if (!d->document || !d->document->image()) return lines;
     KisCoordinatesConverter converter;
     converter.setImage(d->document->image());
     QTransform transform = converter.imageToDocumentTransform().inverted();
     QList<qreal> untransformedLines = d->document->guidesConfig().horizontalGuideLines();
     for (int i = 0; i< untransformedLines.size(); i++) {
         qreal line = untransformedLines[i];
         lines.append(transform.map(QPointF(line, line)).x());
     }
     return lines;
 }
 
 QList<qreal> Document::verticalGuides() const
 {
     QList<qreal> lines;
     if (!d->document || !d->document->image()) return lines;
     KisCoordinatesConverter converter;
     converter.setImage(d->document->image());
     QTransform transform = converter.imageToDocumentTransform().inverted();
     QList<qreal> untransformedLines = d->document->guidesConfig().verticalGuideLines();
     for (int i = 0; i< untransformedLines.size(); i++) {
         qreal line = untransformedLines[i];
         lines.append(transform.map(QPointF(line, line)).y());
     }
     return lines;
 }
 
 bool Document::guidesVisible() const
 {
     return d->document->guidesConfig().showGuides();
 }
 
 bool Document::guidesLocked() const
 {
     return d->document->guidesConfig().lockGuides();
 }
 
 Document *Document::clone() const
 {
     if (!d->document) return 0;
     QPointer<KisDocument> clone = d->document->clone();
     Document * newDocument = new Document(clone, d->ownsDocument);
     clone->setParent(newDocument); // It's owned by the document, not KisPart
     return newDocument;
 }
 
 void Document::setHorizontalGuides(const QList<qreal> &lines)
 {
     if (!d->document) return;
     KisGuidesConfig config = d->document->guidesConfig();
     KisCoordinatesConverter converter;
     converter.setImage(d->document->image());
     QTransform transform = converter.imageToDocumentTransform();
     QList<qreal> transformedLines;
     for (int i = 0; i< lines.size(); i++) {
         qreal line = lines[i];
         transformedLines.append(transform.map(QPointF(line, line)).x());
     }
     config.setHorizontalGuideLines(transformedLines);
     d->document->setGuidesConfig(config);
 }
 
 void Document::setVerticalGuides(const QList<qreal> &lines)
 {
     if (!d->document) return;
     KisGuidesConfig config = d->document->guidesConfig();
     KisCoordinatesConverter converter;
     converter.setImage(d->document->image());
     QTransform transform = converter.imageToDocumentTransform();
     QList<qreal> transformedLines;
     for (int i = 0; i< lines.size(); i++) {
         qreal line = lines[i];
         transformedLines.append(transform.map(QPointF(line, line)).y());
     }
     config.setVerticalGuideLines(transformedLines);
     d->document->setGuidesConfig(config);
 }
 
 void Document::setGuidesVisible(bool visible)
 {
     if (!d->document) return;
     KisGuidesConfig config = d->document->guidesConfig();
     config.setShowGuides(visible);
     d->document->setGuidesConfig(config);
 }
 
 void Document::setGuidesLocked(bool locked)
 {
     if (!d->document) return;
     KisGuidesConfig config = d->document->guidesConfig();
     config.setLockGuides(locked);
     d->document->setGuidesConfig(config);
 }
 
 bool Document::modified() const
 {
     if (!d->document) return false;
     return d->document->isModified();
 }
 
 QRect Document::bounds() const
 {
     if (!d->document) return QRect();
     return d->document->image()->bounds();
 }
 
 QPointer<KisDocument> Document::document() const
 {
     return d->document;
 }
 
 void Document::setOwnsDocument(bool ownsDocument)
 {
     d->ownsDocument = ownsDocument;
 }
 
 /* Animation related function */
 
 bool Document::importAnimation(const QList<QString> &files, int firstFrame, int step)
 {
     KisView *activeView = KisPart::instance()->currentMainwindow()->activeView();
 
     KoUpdaterPtr updater = 0;
     if (activeView && d->document->fileBatchMode()) {
          updater = activeView->viewManager()->createUnthreadedUpdater(i18n("Import frames"));
     }
 
     KisAnimationImporter importer(d->document->image(), updater);
     KisImportExportErrorCode status = importer.import(files, firstFrame, step);
 
     return status.isOk();
 }
 
 int Document::framesPerSecond()
 {
     if (!d->document) return false;
     if (!d->document->image()) return false;
 
     return d->document->image()->animationInterface()->framerate();
 }
 
 void Document::setFramesPerSecond(int fps)
 {
     if (!d->document) return;
     if (!d->document->image()) return;
 
     d->document->image()->animationInterface()->setFramerate(fps);
 }
 
 void Document::setFullClipRangeStartTime(int startTime)
 {
     if (!d->document) return;
     if (!d->document->image()) return;
 
     d->document->image()->animationInterface()->setFullClipRangeStartTime(startTime);
 }
 
 
 int Document::fullClipRangeStartTime()
 {
     if (!d->document) return false;
     if (!d->document->image()) return false;
 
     return d->document->image()->animationInterface()->fullClipRange().start();
 }
 
 
 void Document::setFullClipRangeEndTime(int endTime)
 {
     if (!d->document) return;
     if (!d->document->image()) return;
 
     d->document->image()->animationInterface()->setFullClipRangeEndTime(endTime);
 }
 
 
 int Document::fullClipRangeEndTime()
 {
     if (!d->document) return false;
     if (!d->document->image()) return false;
 
     return d->document->image()->animationInterface()->fullClipRange().end();
 }
 
 int Document::animationLength()
 {
     if (!d->document) return false;
     if (!d->document->image()) return false;
 
     return d->document->image()->animationInterface()->totalLength();
 }
 
 void Document::setPlayBackRange(int start, int stop)
 {
     if (!d->document) return;
     if (!d->document->image()) return;
 
     const KisTimeRange newTimeRange = KisTimeRange(start, (stop-start));
     d->document->image()->animationInterface()->setPlaybackRange(newTimeRange);
 }
 
 int Document::playBackStartTime()
 {
     if (!d->document) return false;
     if (!d->document->image()) return false;
 
     return d->document->image()->animationInterface()->playbackRange().start();
 }
 
 int Document::playBackEndTime()
 {
     if (!d->document) return false;
     if (!d->document->image()) return false;
 
     return d->document->image()->animationInterface()->playbackRange().end();
 }
 
 int Document::currentTime()
 {
     if (!d->document) return false;
     if (!d->document->image()) return false;
 
     return d->document->image()->animationInterface()->currentTime();
 }
 
 void Document::setCurrentTime(int time)
 {
     if (!d->document) return;
     if (!d->document->image()) return;
 
     return d->document->image()->animationInterface()->requestTimeSwitchWithUndo(time);
 }
diff --git a/libs/ui/KisPart.cpp b/libs/ui/KisPart.cpp
index 21e1247c74..3c3c44b95d 100644
--- a/libs/ui/KisPart.cpp
+++ b/libs/ui/KisPart.cpp
@@ -1,638 +1,640 @@
 /* This file is part of the KDE project
  * Copyright (C) 1998-1999 Torben Weis       <weis@kde.org>
  * Copyright (C) 2000-2005 David Faure       <faure@kde.org>
  * Copyright (C) 2007-2008 Thorsten Zachmann <zachmann@kde.org>
  * Copyright (C) 2010-2012 Boudewijn Rempt   <boud@valdyas.org>
  * Copyright (C) 2011 Inge Wallin            <ingwa@kogmbh.com>
  * Copyright (C) 2015 Michael Abrahams       <miabraha@gmail.com>
  *
  * 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., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  */
 
 #include "KisPart.h"
 
 #include "KoProgressProxy.h"
 #include <KoCanvasController.h>
 #include <KoCanvasControllerWidget.h>
 #include <KoColorSpaceEngine.h>
 #include <KoCanvasBase.h>
 #include <KoToolManager.h>
 #include <KoShapeControllerBase.h>
 #include <KoResourceServerProvider.h>
 #include <kis_icon.h>
 
 #include "KisApplication.h"
 #include "KisMainWindow.h"
 #include "KisDocument.h"
 #include "KisView.h"
 #include "KisViewManager.h"
 #include "KisImportExportManager.h"
 
 #include <kis_debug.h>
 #include <KoResourcePaths.h>
 #include <KoDialog.h>
 #include <QMessageBox>
 #include <QMenu>
 
 #include <QMenuBar>
 #include <klocalizedstring.h>
 #include <kactioncollection.h>
 #include <kconfig.h>
 #include <kconfiggroup.h>
 #include <QKeySequence>
 
 #include <QDialog>
 #include <QApplication>
 #include <QDomDocument>
 #include <QDomElement>
 #include <QGlobalStatic>
 #include <KisMimeDatabase.h>
 #include <dialogs/KisSessionManagerDialog.h>
 
 #include "kis_config.h"
 #include "kis_shape_controller.h"
 #include "KisResourceServerProvider.h"
 #include "kis_animation_cache_populator.h"
 #include "kis_image_animation_interface.h"
 #include "kis_time_range.h"
 #include "kis_idle_watcher.h"
 #include "kis_image.h"
 #include "KisOpenPane.h"
 
 #include "kis_color_manager.h"
 
 #include "kis_action.h"
 #include "kis_action_registry.h"
 #include "KisSessionResource.h"
 #include "KisBusyWaitBroker.h"
 #include "dialogs/kis_delayed_save_dialog.h"
 
 Q_GLOBAL_STATIC(KisPart, s_instance)
 
 
 class Q_DECL_HIDDEN KisPart::Private
 {
 public:
     Private(KisPart *_part)
         : part(_part)
         , idleWatcher(2500)
         , animationCachePopulator(_part)
     {
     }
 
     ~Private()
     {
     }
 
     KisPart *part;
 
     QList<QPointer<KisView> > views;
     QList<QPointer<KisMainWindow> > mainWindows;
     QList<QPointer<KisDocument> > documents;
     KActionCollection *actionCollection{0};
     KisIdleWatcher idleWatcher;
     KisAnimationCachePopulator animationCachePopulator;
 
     KisSessionResourceSP currentSession;
     bool closingSession{false};
     QScopedPointer<KisSessionManagerDialog> sessionManager;
 
     bool queryCloseDocument(KisDocument *document) {
         Q_FOREACH(auto view, views) {
             if (view && view->isVisible() && view->document() == document) {
                 return view->queryClose();
             }
         }
 
         return true;
     }
 };
 
 
 KisPart* KisPart::instance()
 {
     return s_instance;
 }
 
 namespace {
 void busyWaitWithFeedback(KisImageSP image)
 {
     const int busyWaitDelay = 1000;
     KisDelayedSaveDialog dialog(image, KisDelayedSaveDialog::ForcedDialog, busyWaitDelay, KisPart::instance()->currentMainwindow());
     dialog.blockIfImageIsBusy();
 }
 }
 
 KisPart::KisPart()
     : d(new Private(this))
 {
     // Preload all the resources in the background
     Q_UNUSED(KoResourceServerProvider::instance());
     Q_UNUSED(KisResourceServerProvider::instance());
     Q_UNUSED(KisColorManager::instance());
 
     connect(this, SIGNAL(documentOpened(QString)),
             this, SLOT(updateIdleWatcherConnections()));
 
     connect(this, SIGNAL(documentClosed(QString)),
             this, SLOT(updateIdleWatcherConnections()));
 
     connect(KisActionRegistry::instance(), SIGNAL(shortcutsUpdated()),
             this, SLOT(updateShortcuts()));
     connect(&d->idleWatcher, SIGNAL(startedIdleMode()),
             &d->animationCachePopulator, SLOT(slotRequestRegeneration()));
 
 
     d->animationCachePopulator.slotRequestRegeneration();
     KisBusyWaitBroker::instance()->setFeedbackCallback(&busyWaitWithFeedback);
 }
 
 KisPart::~KisPart()
 {
     while (!d->documents.isEmpty()) {
         delete d->documents.takeFirst();
     }
 
     while (!d->views.isEmpty()) {
         delete d->views.takeFirst();
     }
 
     while (!d->mainWindows.isEmpty()) {
         delete d->mainWindows.takeFirst();
     }
 
     delete d;
 }
 
 void KisPart::updateIdleWatcherConnections()
 {
     QVector<KisImageSP> images;
 
     Q_FOREACH (QPointer<KisDocument> document, documents()) {
         if (document->image()) {
             images << document->image();
         }
     }
 
     d->idleWatcher.setTrackedImages(images);
 }
 
 void KisPart::addDocument(KisDocument *document, bool notify)
 {
     //dbgUI << "Adding document to part list" << document;
     Q_ASSERT(document);
     if (!d->documents.contains(document)) {
         d->documents.append(document);
         if (notify){
             emit documentOpened('/'+ objectName());
             emit sigDocumentAdded(document);
         }
         connect(document, SIGNAL(sigSavingFinished()), SLOT(slotDocumentSaved()));
     }
 }
 
 QList<QPointer<KisDocument> > KisPart::documents() const
 {
     return d->documents;
 }
 
 KisDocument *KisPart::createDocument() const
 {
     KisDocument *doc = new KisDocument();
     return doc;
 }
 
 KisDocument *KisPart::createTemporaryDocument() const
 {
     KisDocument *doc = new KisDocument(false);
     return doc;
 }
 
 
 int KisPart::documentCount() const
 {
     return d->documents.size();
 }
 
-void KisPart::removeDocument(KisDocument *document)
+void KisPart::removeDocument(KisDocument *document, bool deleteDocument)
 {
     if (document) {
         d->documents.removeAll(document);
         emit documentClosed('/' + objectName());
         emit sigDocumentRemoved(document->url().toLocalFile());
-        document->deleteLater();
+        if (deleteDocument) {
+            document->deleteLater();
+        }
     }
 }
 
 KisMainWindow *KisPart::createMainWindow(QUuid id)
 {
     KisMainWindow *mw = new KisMainWindow(id);
     dbgUI <<"mainWindow" << (void*)mw << "added to view" << this;
     d->mainWindows.append(mw);
 
     // Add all actions with a menu property to the main window
     Q_FOREACH(QAction *action, mw->actionCollection()->actions()) {
         QString menuLocation = action->property("menulocation").toString();
         if (!menuLocation.isEmpty()) {
             QAction *found = 0;
             QList<QAction *> candidates = mw->menuBar()->actions();
             Q_FOREACH(const QString &name, menuLocation.split("/")) {
                 Q_FOREACH(QAction *candidate, candidates) {
                     if (candidate->objectName().toLower() == name.toLower()) {
                         found = candidate;
                         candidates = candidate->menu()->actions();
                         break;
                     }
                 }
                 if (candidates.isEmpty()) {
                     break;
                 }
             }
 
             if (found && found->menu()) {
                 found->menu()->addAction(action);
             }
         }
     }
 
 
     return mw;
 }
 
 void KisPart::notifyMainWindowIsBeingCreated(KisMainWindow *mainWindow)
 {
     emit sigMainWindowIsBeingCreated(mainWindow);
 }
 
 KisView *KisPart::createView(KisDocument *document,
                              KisViewManager *viewManager,
                              QWidget *parent)
 {
     // If creating the canvas fails, record this and disable OpenGL next time
     KisConfig cfg(false);
     KConfigGroup grp( KSharedConfig::openConfig(), "crashprevention");
     if (grp.readEntry("CreatingCanvas", false)) {
         cfg.disableOpenGL();
     }
     if (cfg.canvasState() == "OPENGL_FAILED") {
         cfg.disableOpenGL();
     }
     grp.writeEntry("CreatingCanvas", true);
     grp.sync();
 
     QApplication::setOverrideCursor(Qt::WaitCursor);
     KisView *view = new KisView(document,  viewManager, parent);
     QApplication::restoreOverrideCursor();
 
     // Record successful canvas creation
     grp.writeEntry("CreatingCanvas", false);
     grp.sync();
 
     addView(view);
 
     return view;
 }
 
 void KisPart::addView(KisView *view)
 {
     if (!view)
         return;
 
     if (!d->views.contains(view)) {
         d->views.append(view);
     }
 
     emit sigViewAdded(view);
 }
 
 void KisPart::removeView(KisView *view)
 {
     if (!view) return;
 
     /**
      * HACK ALERT: we check here explicitly if the document (or main
      *             window), is saving the stuff. If we close the
      *             document *before* the saving is completed, a crash
      *             will happen.
      */
     KIS_ASSERT_RECOVER_RETURN(!view->mainWindow()->hackIsSaving());
 
     emit sigViewRemoved(view);
 
     QPointer<KisDocument> doc = view->document();
     d->views.removeAll(view);
 
     if (doc) {
         bool found = false;
         Q_FOREACH (QPointer<KisView> view, d->views) {
             if (view && view->document() == doc) {
                 found = true;
                 break;
             }
         }
         if (!found) {
             removeDocument(doc);
         }
     }
 }
 
 QList<QPointer<KisView> > KisPart::views() const
 {
     return d->views;
 }
 
 int KisPart::viewCount(KisDocument *doc) const
 {
     if (!doc) {
         return d->views.count();
     }
     else {
         int count = 0;
         Q_FOREACH (QPointer<KisView> view, d->views) {
             if (view && view->isVisible() && view->document() == doc) {
                 count++;
             }
         }
         return count;
     }
 }
 
 bool KisPart::closingSession() const
 {
     return d->closingSession;
 }
 
 bool KisPart::exists()
 {
     return s_instance.exists();
 }
 
 bool KisPart::closeSession(bool keepWindows)
 {
     d->closingSession = true;
 
     Q_FOREACH(auto document, d->documents) {
         if (!d->queryCloseDocument(document.data())) {
             d->closingSession = false;
             return false;
         }
     }
 
     if (d->currentSession) {
         KisConfig kisCfg(false);
         if (kisCfg.saveSessionOnQuit(false)) {
 
             d->currentSession->storeCurrentWindows();
             d->currentSession->save();
 
             KConfigGroup cfg = KSharedConfig::openConfig()->group("session");
             cfg.writeEntry("previousSession", d->currentSession->name());
         }
 
         d->currentSession = nullptr;
     }
 
     if (!keepWindows) {
         Q_FOREACH (auto window, d->mainWindows) {
             window->close();
         }
 
         if (d->sessionManager) {
             d->sessionManager->close();
         }
     }
 
     d->closingSession = false;
     return true;
 }
 
 void KisPart::slotDocumentSaved()
 {
     KisDocument *doc = qobject_cast<KisDocument*>(sender());
     emit sigDocumentSaved(doc->url().toLocalFile());
 }
 
 void KisPart::removeMainWindow(KisMainWindow *mainWindow)
 {
     dbgUI <<"mainWindow" << (void*)mainWindow <<"removed from doc" << this;
     if (mainWindow) {
         d->mainWindows.removeAll(mainWindow);
     }
 }
 
 const QList<QPointer<KisMainWindow> > &KisPart::mainWindows() const
 {
     return d->mainWindows;
 }
 
 int KisPart::mainwindowCount() const
 {
     return d->mainWindows.count();
 }
 
 
 KisMainWindow *KisPart::currentMainwindow() const
 {
     QWidget *widget = qApp->activeWindow();
     KisMainWindow *mainWindow = qobject_cast<KisMainWindow*>(widget);
     while (!mainWindow && widget) {
         widget = widget->parentWidget();
         mainWindow = qobject_cast<KisMainWindow*>(widget);
     }
 
     if (!mainWindow && mainWindows().size() > 0) {
         mainWindow = mainWindows().first();
     }
     return mainWindow;
 
 }
 
 KisMainWindow * KisPart::windowById(QUuid id) const
 {
     Q_FOREACH(QPointer<KisMainWindow> mainWindow, d->mainWindows) {
         if (mainWindow->id() == id) {
             return mainWindow;
         }
     }
 
     return nullptr;
 }
 
 KisIdleWatcher* KisPart::idleWatcher() const
 {
     return &d->idleWatcher;
 }
 
 KisAnimationCachePopulator* KisPart::cachePopulator() const
 {
     return &d->animationCachePopulator;
 }
 
 void KisPart::prioritizeFrameForCache(KisImageSP image, int frame) {
     KisImageAnimationInterface* animInterface = image->animationInterface();
     KIS_SAFE_ASSERT_RECOVER_RETURN(animInterface->fullClipRange().contains(frame));
 
     d->animationCachePopulator.requestRegenerationWithPriorityFrame(image, frame);
 
 }
 
 void KisPart::openExistingFile(const QUrl &url)
 {
     // TODO: refactor out this method!
 
     KisMainWindow *mw = currentMainwindow();
     KIS_SAFE_ASSERT_RECOVER_RETURN(mw);
 
     mw->openDocument(url, KisMainWindow::None);
 }
 
 void KisPart::updateShortcuts()
 {
     // Update any non-UI actionCollections.  That includes:
     // Now update the UI actions.
     Q_FOREACH (KisMainWindow *mainWindow, d->mainWindows) {
         KActionCollection *ac = mainWindow->actionCollection();
 
         ac->updateShortcuts();
 
         // Loop through mainWindow->actionCollections() to modify tooltips
         // so that they list shortcuts at the end in parentheses
         Q_FOREACH ( QAction* action, ac->actions())
         {
             // Remove any existing suffixes from the tooltips.
             // Note this regexp starts with a space, e.g. " (Ctrl-a)"
             QString strippedTooltip = action->toolTip().remove(QRegExp("\\s\\(.*\\)"));
 
             // Now update the tooltips with the new shortcut info.
             if (action->shortcut() == QKeySequence(0))
                 action->setToolTip(strippedTooltip);
             else
                 action->setToolTip( strippedTooltip + " (" + action->shortcut().toString() + ")");
         }
     }
 }
 
 void KisPart::openTemplate(const QUrl &url)
 {
     qApp->setOverrideCursor(Qt::BusyCursor);
     KisDocument *document = createDocument();
 
     bool ok = document->loadNativeFormat(url.toLocalFile());
     document->setModified(false);
     document->undoStack()->clear();
 
     if (ok) {
         QString mimeType = KisMimeDatabase::mimeTypeForFile(url.toLocalFile());
         // in case this is a open document template remove the -template from the end
         mimeType.remove( QRegExp( "-template$" ) );
         document->setMimeTypeAfterLoading(mimeType);
         document->resetURL();
         document->setReadWrite(true);
     }
     else {
         if (document->errorMessage().isEmpty()) {
             QMessageBox::critical(0, i18nc("@title:window", "Krita"), i18n("Could not create document from template\n%1", document->localFilePath()));
         }
         else {
             QMessageBox::critical(0, i18nc("@title:window", "Krita"), i18n("Could not create document from template\n%1\nReason: %2", document->localFilePath(), document->errorMessage()));
         }
         delete document;
         return;
     }
     addDocument(document);
 
     KisMainWindow *mw = currentMainwindow();
     mw->addViewAndNotifyLoadingCompleted(document);
 
     KisOpenPane *pane = qobject_cast<KisOpenPane*>(sender());
     if (pane) {
         pane->hide();
         pane->deleteLater();
 
     }
 
     qApp->restoreOverrideCursor();
 }
 
 void KisPart::addRecentURLToAllMainWindows(QUrl url, QUrl oldUrl)
 {
     // Add to recent actions list in our mainWindows
     Q_FOREACH (KisMainWindow *mainWindow, d->mainWindows) {
         mainWindow->addRecentURL(url, oldUrl);
     }
 }
 
 
 void KisPart::startCustomDocument(KisDocument* doc)
 {
     addDocument(doc);
     KisMainWindow *mw = currentMainwindow();
     KisOpenPane *pane = qobject_cast<KisOpenPane*>(sender());
     if (pane) {
         pane->hide();
         pane->deleteLater();
     }
     mw->addViewAndNotifyLoadingCompleted(doc);
 
 }
 
 KisInputManager* KisPart::currentInputManager()
 {
     KisMainWindow *mw = currentMainwindow();
     KisViewManager *manager = mw ? mw->viewManager() : 0;
     return manager ? manager->inputManager() : 0;
 }
 
 void KisPart::showSessionManager()
 {
     if (d->sessionManager.isNull()) {
         d->sessionManager.reset(new KisSessionManagerDialog());
     }
 
     d->sessionManager->show();
     d->sessionManager->activateWindow();
 }
 
 void KisPart::startBlankSession()
 {
     KisMainWindow *window = createMainWindow();
     window->initializeGeometry();
     window->show();
 
 }
 
 bool KisPart::restoreSession(const QString &sessionName)
 {
     if (sessionName.isNull()) return false;
 
     KoResourceServer<KisSessionResource> *rserver = KisResourceServerProvider::instance()->sessionServer();
     KisSessionResourceSP session = rserver->resourceByName(sessionName);
     if (!session || !session->valid()) return false;
 
     return restoreSession(session);
 }
 
 bool KisPart::restoreSession(KisSessionResourceSP session)
 {
     session->restore();
     d->currentSession = session;
     return true;
 }
 
 void KisPart::setCurrentSession(KisSessionResourceSP session)
 {
     d->currentSession = session;
 }
diff --git a/libs/ui/KisPart.h b/libs/ui/KisPart.h
index 82531f008b..7aec4116f7 100644
--- a/libs/ui/KisPart.h
+++ b/libs/ui/KisPart.h
@@ -1,305 +1,305 @@
 /* This file is part of the KDE project
    Copyright (C) 1998, 1999 Torben Weis <weis@kde.org>
    Copyright (C) 2000-2005 David Faure  <faure@kde.org>
    Copyright (C) 2007 Thorsten Zachmann <zachmann@kde.org>
    Copyright (C) 2010 Boudewijn Rempt   <boud@valdyas.org>
    Copyright (C) 2015 Michael Abrahams  <miabraha@gmail.com>
 
    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., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
 */
 
 #ifndef KIS_PART_H
 #define KIS_PART_H
 
 #include <QList>
 #include <QPointer>
 #include <QUrl>
 #include <QUuid>
 
 #include <KisSessionResource.h>
 
 #include "kritaui_export.h"
 #include <KConfigCore/kconfiggroup.h>
 #include <KoConfig.h>
 #include <KisMainWindow.h>
 
 namespace KIO {
 }
 
 class KisAction;
 class KisDocument;
 class KisView;
 class KisDocument;
 class KisIdleWatcher;
 class KisAnimationCachePopulator;
 
 
 /**
  * KisPart a singleton class which provides the main entry point to the application.
  * Krita supports multiple documents, multiple main windows, and multiple
  * components.  KisPart manages these resources and provides them to the rest of
  * Krita.  It manages lists of Actions and shortcuts as well.
  *
  * The terminology comes from KParts, which is a system allowing one KDE app
  * to be run from inside another, like pressing F4 inside dophin to run konsole.
  *
  * Needless to say, KisPart hasn't got much to do with KParts anymore.
  */
 class KRITAUI_EXPORT KisPart : public QObject
 {
     Q_OBJECT
 
 public:
 
     static KisPart *instance();
 
     /**
      * Constructor.
      *
      * @param parent may be another KisDocument, or anything else.
      *        Usually passed by KPluginFactory::create.
      */
     explicit KisPart();
 
     /**
      *  Destructor.
      *
      * The destructor does not delete any attached KisView objects and it does not
      * delete the attached widget as returned by widget().
      */
     ~KisPart() override;
 
     // ----------------- Document management -----------------
 
     /**
      * create an empty document. The document is not automatically registered with the part.
      */
     KisDocument *createDocument() const;
 
     /**
      * create a throwaway empty document. The document does not register a resource storage
      */
     KisDocument *createTemporaryDocument() const;
 
     /**
      * Add the specified document to the list of documents this KisPart manages.
      */
     void addDocument(KisDocument *document, bool notify = true);
 
     /**
      * @return a list of all documents this part manages
      */
     QList<QPointer<KisDocument> > documents() const;
 
     /**
      * @return number of documents this part manages.
      */
     int documentCount() const;
 
-    void removeDocument(KisDocument *document);
+    void removeDocument(KisDocument *document, bool deleteDocument = true);
 
     // ----------------- MainWindow management -----------------
 
 
     /**
      * Create a new main window.
      */
     KisMainWindow *createMainWindow(QUuid id = QUuid());
 
     /**
      * @brief notifyMainWindowIsBeingCreated emits the sigMainWindowCreated signal
      * @param mainWindow
      */
     void notifyMainWindowIsBeingCreated(KisMainWindow *mainWindow);
 
 
     /**
      * Removes a main window from the list of managed windows.
      *
      * This is called by the MainWindow after it finishes its shutdown routine.
      */
     void removeMainWindow(KisMainWindow *mainWindow);
 
     /**
      * @return the list of main windows.
      */
     const QList<QPointer<KisMainWindow> >& mainWindows() const;
 
     /**
      * @return the number of shells for the main window
      */
     int mainwindowCount() const;
 
     void addRecentURLToAllMainWindows(QUrl url, QUrl oldUrl = QUrl());
 
     /**
      * @return the currently active main window.
      */
     KisMainWindow *currentMainwindow() const;
 
     KisMainWindow *windowById(QUuid id) const;
 
     /**
      * @return the application-wide KisIdleWatcher.
      */
     KisIdleWatcher *idleWatcher() const;
 
     // ----------------- Cache Populator Management -----------------
     /**
      * @return the application-wide AnimationCachePopulator.
      */
     KisAnimationCachePopulator *cachePopulator() const;
 
     /**
      * Adds a frame time index to a priority stack, which should be
      * cached immediately and irregardless of whether it is the
      * the currently occupied frame. The process of regeneration is
      * started immediately.
      */
     void prioritizeFrameForCache(KisImageSP image, int frame);
 
 public Q_SLOTS:
 
     /**
      * This slot loads an existing file.
      * @param url the file to load
      */
     void openExistingFile(const QUrl &url);
 
     /**
      * This slot loads a template and deletes the sender.
      * @param url the template to load
      */
     void openTemplate(const QUrl &url);
 
 
     /**
      * @brief startCustomDocument adds the given document to the document list and deletes the sender()
      * @param doc
      */
     void startCustomDocument(KisDocument *doc);
 
 private Q_SLOTS:
 
     void updateIdleWatcherConnections();
 
     void updateShortcuts();
 
 Q_SIGNALS:
     /**
      * emitted when a new document is opened. (for the idle watcher)
      */
     void documentOpened(const QString &ref);
 
     /**
      * emitted when an old document is closed. (for the idle watcher)
      */
     void documentClosed(const QString &ref);
 
     // These signals are for libkis or sketch
     void sigViewAdded(KisView *view);
     void sigViewRemoved(KisView *view);
     void sigDocumentAdded(KisDocument *document);
     void sigDocumentSaved(const QString &url);
     void sigDocumentRemoved(const QString &filename);
     void sigMainWindowIsBeingCreated(KisMainWindow *window);
 
 public:
 
     KisInputManager *currentInputManager();
 
     //------------------ View management ------------------
 
     /**
      * Create a new view for the document. The view is added to the list of
      * views, and if the document wasn't known yet, it's registered as well.
      */
     KisView *createView(KisDocument *document,
                         KisViewManager *viewManager,
                         QWidget *parent);
 
     /**
      * Adds a view to the document. If the part doesn't know yet about
      * the document, it is registered.
      *
      * This calls KisView::updateReadWrite to tell the new view
      * whether the document is readonly or not.
      */
     void addView(KisView *view);
 
     /**
      * Removes a view of the document.
      */
     void removeView(KisView *view);
 
     /**
      * @return a list of views this document is displayed in
      */
     QList<QPointer<KisView> > views() const;
 
     /**
      * @return number of views this document is displayed in
      */
     int viewCount(KisDocument *doc) const;
 
     //------------------ Session management ------------------
 
     void showSessionManager();
 
     void startBlankSession();
 
     /**
      * Restores a saved session by name
      */
     bool restoreSession(const QString &sessionName);
     bool restoreSession(KisSessionResourceSP session);
 
     void setCurrentSession(KisSessionResourceSP session);
 
     /**
      * Attempts to save the session and close all windows.
      * This may involve asking the user to save open files.
      * @return false, if closing was cancelled by the user
      */
     bool closeSession(bool keepWindows = false);
 
     /**
      * Are we in the process of closing the application through closeSession().
      */
     bool closingSession() const;
 
     /**
      * This function returns true if the instance has already been initialized,
      * false otherwise. This to prevent premature initialization that causes crash
      * on android see `1fbb25506a`
      * @see QGlobalStatic::exists()
      */
     static bool exists();
 
 private Q_SLOTS:
 
     void slotDocumentSaved();
 
 private:
 
     Q_DISABLE_COPY(KisPart)
 
     class Private;
     Private *const d;
 
 };
 
 #endif