diff --git a/libs/ui/kis_node_manager.cpp b/libs/ui/kis_node_manager.cpp
index a9ddd716c1..e75297fcea 100644
--- a/libs/ui/kis_node_manager.cpp
+++ b/libs/ui/kis_node_manager.cpp
@@ -1,1302 +1,1314 @@
 /*
  *  Copyright (C) 2007 Boudewijn Rempt <boud@valdyas.org>
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU 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 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 "kis_node_manager.h"
 
 #include <QDesktopServices>
 #include <QMessageBox>
 #include <QSignalMapper>
 
 #include <kactioncollection.h>
 
 #include <QKeySequence>
 
 #include <kis_icon.h>
 #include <KoSelection.h>
 #include <KoShapeManager.h>
 #include <KoShape.h>
 #include <KoShapeLayer.h>
 #include <KisImportExportManager.h>
 #include <KoFileDialog.h>
 #include <KoToolManager.h>
 #include <KoProperties.h>
 
 
 #include <KoColorSpace.h>
 #include <KoColorSpaceRegistry.h>
 #include <KoColorModelStandardIds.h>
 
 #include <kis_types.h>
 #include <kis_node.h>
 #include <kis_selection.h>
 #include <kis_selection_mask.h>
 #include <kis_layer.h>
 #include <kis_mask.h>
 #include <kis_image.h>
 #include <kis_painter.h>
 #include <kis_paint_layer.h>
 #include <KisMimeDatabase.h>
 
 #include "KisPart.h"
 #include "canvas/kis_canvas2.h"
 #include "kis_shape_controller.h"
 #include "kis_canvas_resource_provider.h"
 #include "KisViewManager.h"
 #include "KisDocument.h"
 #include "kis_mask_manager.h"
 #include "kis_group_layer.h"
 #include "kis_layer_manager.h"
 #include "kis_selection_manager.h"
 #include "kis_node_commands_adapter.h"
 #include "kis_action.h"
 #include "kis_action_manager.h"
 #include "kis_processing_applicator.h"
 #include "kis_sequential_iterator.h"
 #include "kis_transaction.h"
 #include "kis_node_selection_adapter.h"
 #include "kis_node_insertion_adapter.h"
 #include "kis_node_juggler_compressed.h"
 #include "kis_clipboard.h"
 #include "kis_node_dummies_graph.h"
 #include "kis_mimedata.h"
 #include "kis_layer_utils.h"
 #include "krita_utils.h"
 
 #include "processing/kis_mirror_processing_visitor.h"
 #include "KisView.h"
 
 struct KisNodeManager::Private {
 
     Private(KisNodeManager *_q, KisViewManager *v)
         : q(_q)
         , view(v)
         , imageView(0)
         , layerManager(v)
         , maskManager(v)
         , commandsAdapter(v)
         , nodeSelectionAdapter(new KisNodeSelectionAdapter(q))
         , nodeInsertionAdapter(new KisNodeInsertionAdapter(q))
     {
     }
 
     KisNodeManager * q;
     KisViewManager * view;
     QPointer<KisView>imageView;
     KisLayerManager layerManager;
     KisMaskManager maskManager;
     KisNodeCommandsAdapter commandsAdapter;
     QScopedPointer<KisNodeSelectionAdapter> nodeSelectionAdapter;
     QScopedPointer<KisNodeInsertionAdapter> nodeInsertionAdapter;
 
     KisNodeList selectedNodes;
     QPointer<KisNodeJugglerCompressed> nodeJuggler;
 
     bool activateNodeImpl(KisNodeSP node);
 
     QSignalMapper nodeCreationSignalMapper;
     QSignalMapper nodeConversionSignalMapper;
 
     void saveDeviceAsImage(KisPaintDeviceSP device,
                            const QString &defaultName,
                            const QRect &bounds,
                            qreal xRes,
                            qreal yRes,
                            quint8 opacity);
 
     void mergeTransparencyMaskAsAlpha(bool writeToLayers);
     KisNodeJugglerCompressed* lazyGetJuggler(const KUndo2MagicString &actionName);
 };
 
 bool KisNodeManager::Private::activateNodeImpl(KisNodeSP node)
 {
     Q_ASSERT(view);
     Q_ASSERT(view->canvasBase());
     Q_ASSERT(view->canvasBase()->globalShapeManager());
     Q_ASSERT(imageView);
     if (node && node == q->activeNode()) {
         return false;
     }
 
     // Set the selection on the shape manager to the active layer
     // and set call KoSelection::setActiveLayer( KoShapeLayer* layer )
     // with the parent of the active layer.
     KoSelection *selection = view->canvasBase()->globalShapeManager()->selection();
     Q_ASSERT(selection);
     selection->deselectAll();
 
     if (!node) {
         selection->setActiveLayer(0);
         imageView->setCurrentNode(0);
         maskManager.activateMask(0);
         layerManager.activateLayer(0);
     } else {
 
         KoShape * shape = view->document()->shapeForNode(node);
         Q_ASSERT(shape);
 
         selection->select(shape);
         KoShapeLayer * shapeLayer = dynamic_cast<KoShapeLayer*>(shape);
 
         Q_ASSERT(shapeLayer);
 //         shapeLayer->setGeometryProtected(node->userLocked());
 //         shapeLayer->setVisible(node->visible());
         selection->setActiveLayer(shapeLayer);
 
         imageView->setCurrentNode(node);
         if (KisLayerSP layer = dynamic_cast<KisLayer*>(node.data())) {
             maskManager.activateMask(0);
             layerManager.activateLayer(layer);
         } else if (KisMaskSP mask = dynamic_cast<KisMask*>(node.data())) {
             maskManager.activateMask(mask);
             // XXX_NODE: for now, masks cannot be nested.
             layerManager.activateLayer(static_cast<KisLayer*>(node->parent().data()));
         }
 
     }
     return true;
 }
 
 KisNodeManager::KisNodeManager(KisViewManager *view)
     : m_d(new Private(this, view))
 {
 
     connect(&m_d->layerManager, SIGNAL(sigLayerActivated(KisLayerSP)), SIGNAL(sigLayerActivated(KisLayerSP)));
 }
 
 KisNodeManager::~KisNodeManager()
 {
     delete m_d;
 }
 
 void KisNodeManager::setView(QPointer<KisView>imageView)
 {
     m_d->maskManager.setView(imageView);
     m_d->layerManager.setView(imageView);
 
     if (m_d->imageView) {
         KisShapeController *shapeController = dynamic_cast<KisShapeController*>(m_d->imageView->document()->shapeController());
         Q_ASSERT(shapeController);
         shapeController->disconnect(SIGNAL(sigActivateNode(KisNodeSP)), this);
         m_d->imageView->image()->disconnect(this);
     }
 
     m_d->imageView = imageView;
 
     if (m_d->imageView) {
         KisShapeController *shapeController = dynamic_cast<KisShapeController*>(m_d->imageView->document()->shapeController());
         Q_ASSERT(shapeController);
         connect(shapeController, SIGNAL(sigActivateNode(KisNodeSP)), SLOT(slotNonUiActivatedNode(KisNodeSP)));
         connect(m_d->imageView->image(), SIGNAL(sigIsolatedModeChanged()),this, SLOT(slotUpdateIsolateModeAction()));
         connect(m_d->imageView->image(), SIGNAL(sigRequestNodeReselection(KisNodeSP, const KisNodeList&)),this, SLOT(slotImageRequestNodeReselection(KisNodeSP, const KisNodeList&)));
         m_d->imageView->resourceProvider()->slotNodeActivated(m_d->imageView->currentNode());
     }
 
 }
 
 #define NEW_LAYER_ACTION(id, layerType)                                 \
     {                                                                   \
         action = actionManager->createAction(id);                       \
         m_d->nodeCreationSignalMapper.setMapping(action, layerType);    \
         connect(action, SIGNAL(triggered()),                            \
                 &m_d->nodeCreationSignalMapper, SLOT(map()));           \
     }
 
 #define CONVERT_NODE_ACTION(id, layerType)                              \
     {                                                                   \
         action = actionManager->createAction(id);                       \
         action->setExcludedNodeTypes(QStringList(layerType));           \
         actionManager->addAction(id, action);                           \
         m_d->nodeConversionSignalMapper.setMapping(action, layerType);  \
         connect(action, SIGNAL(triggered()),                            \
                 &m_d->nodeConversionSignalMapper, SLOT(map()));         \
     }
 
 void KisNodeManager::setup(KActionCollection * actionCollection, KisActionManager* actionManager)
 {
     m_d->layerManager.setup(actionManager);
     m_d->maskManager.setup(actionCollection, actionManager);
 
     KisAction * action  = actionManager->createAction("mirrorNodeX");
     connect(action, SIGNAL(triggered()), this, SLOT(mirrorNodeX()));
 
     action  = actionManager->createAction("mirrorNodeY");
     connect(action, SIGNAL(triggered()), this, SLOT(mirrorNodeY()));
 
     action = actionManager->createAction("activateNextLayer");
     connect(action, SIGNAL(triggered()), this, SLOT(activateNextNode()));
 
     action = actionManager->createAction("activatePreviousLayer");
     connect(action, SIGNAL(triggered()), this, SLOT(activatePreviousNode()));
 
     action  = actionManager->createAction("save_node_as_image");
     connect(action, SIGNAL(triggered()), this, SLOT(saveNodeAsImage()));
 
     action = actionManager->createAction("duplicatelayer");
     connect(action, SIGNAL(triggered()), this, SLOT(duplicateActiveNode()));
 
     action = actionManager->createAction("copy_layer_clipboard");
     connect(action, SIGNAL(triggered()), this, SLOT(copyLayersToClipboard()));
 
     action = actionManager->createAction("cut_layer_clipboard");
     connect(action, SIGNAL(triggered()), this, SLOT(cutLayersToClipboard()));
 
     action = actionManager->createAction("paste_layer_from_clipboard");
     connect(action, SIGNAL(triggered()), this, SLOT(pasteLayersFromClipboard()));
 
     action = actionManager->createAction("create_quick_group");
     connect(action, SIGNAL(triggered()), this, SLOT(createQuickGroup()));
 
     action = actionManager->createAction("create_quick_clipping_group");
     connect(action, SIGNAL(triggered()), this, SLOT(createQuickClippingGroup()));
 
     action = actionManager->createAction("quick_ungroup");
     connect(action, SIGNAL(triggered()), this, SLOT(quickUngroup()));
 
     action = actionManager->createAction("select_all_layers");
     connect(action, SIGNAL(triggered()), this, SLOT(selectAllNodes()));
 
     action = actionManager->createAction("select_visible_layers");
     connect(action, SIGNAL(triggered()), this, SLOT(selectVisibleNodes()));
 
     action = actionManager->createAction("select_locked_layers");
     connect(action, SIGNAL(triggered()), this, SLOT(selectLockedNodes()));
 
     action = actionManager->createAction("select_invisible_layers");
     connect(action, SIGNAL(triggered()), this, SLOT(selectInvisibleNodes()));
 
     action = actionManager->createAction("select_unlocked_layers");
     connect(action, SIGNAL(triggered()), this, SLOT(selectUnlockedNodes()));
 
     NEW_LAYER_ACTION("add_new_paint_layer", "KisPaintLayer");
 
     NEW_LAYER_ACTION("add_new_group_layer", "KisGroupLayer");
 
     NEW_LAYER_ACTION("add_new_clone_layer", "KisCloneLayer");
 
     NEW_LAYER_ACTION("add_new_shape_layer", "KisShapeLayer");
 
     NEW_LAYER_ACTION("add_new_adjustment_layer", "KisAdjustmentLayer");
 
     NEW_LAYER_ACTION("add_new_fill_layer", "KisGeneratorLayer");
 
     NEW_LAYER_ACTION("add_new_file_layer", "KisFileLayer");
 
     NEW_LAYER_ACTION("add_new_transparency_mask", "KisTransparencyMask");
 
     NEW_LAYER_ACTION("add_new_filter_mask", "KisFilterMask");
 
     NEW_LAYER_ACTION("add_new_transform_mask", "KisTransformMask");
 
     NEW_LAYER_ACTION("add_new_selection_mask", "KisSelectionMask");
 
     connect(&m_d->nodeCreationSignalMapper, SIGNAL(mapped(const QString &)),
             this, SLOT(createNode(const QString &)));
 
     CONVERT_NODE_ACTION("convert_to_paint_layer", "KisPaintLayer");
 
     CONVERT_NODE_ACTION("convert_to_selection_mask", "KisSelectionMask");
 
     CONVERT_NODE_ACTION("convert_to_filter_mask", "KisFilterMask");
 
     CONVERT_NODE_ACTION("convert_to_transparency_mask", "KisTransparencyMask");
 
     CONVERT_NODE_ACTION("convert_to_animated", "animated");
 
     connect(&m_d->nodeConversionSignalMapper, SIGNAL(mapped(const QString &)),
             this, SLOT(convertNode(const QString &)));
 
     action = actionManager->createAction("isolate_layer");
     connect(action, SIGNAL(triggered(bool)), this, SLOT(toggleIsolateMode(bool)));
 
     action  = actionManager->createAction("split_alpha_into_mask");
     connect(action, SIGNAL(triggered()), this, SLOT(slotSplitAlphaIntoMask()));
 
     action  = actionManager->createAction("split_alpha_write");
     connect(action, SIGNAL(triggered()), this, SLOT(slotSplitAlphaWrite()));
 
     // HINT: we can save even when the nodes are not editable
     action  = actionManager->createAction("split_alpha_save_merged");
     connect(action, SIGNAL(triggered()), this, SLOT(slotSplitAlphaSaveMerged()));
 
     connect(this, SIGNAL(sigNodeActivated(KisNodeSP)), SLOT(slotUpdateIsolateModeAction()));
     connect(this, SIGNAL(sigNodeActivated(KisNodeSP)), SLOT(slotTryFinishIsolatedMode()));
 }
 
 void KisNodeManager::updateGUI()
 {
     // enable/disable all relevant actions
     m_d->layerManager.updateGUI();
     m_d->maskManager.updateGUI();
 }
 
 KisNodeSP KisNodeManager::activeNode()
 {
     if (m_d->imageView) {
         return m_d->imageView->currentNode();
     }
     return 0;
 }
 
 KisLayerSP KisNodeManager::activeLayer()
 {
     return m_d->layerManager.activeLayer();
 }
 
 const KoColorSpace* KisNodeManager::activeColorSpace()
 {
     if (m_d->maskManager.activeDevice()) {
         return m_d->maskManager.activeDevice()->colorSpace();
     } else {
         Q_ASSERT(m_d->layerManager.activeLayer());
         if (m_d->layerManager.activeLayer()->parentLayer())
             return m_d->layerManager.activeLayer()->parentLayer()->colorSpace();
         else
             return m_d->view->image()->colorSpace();
     }
 }
 
 void KisNodeManager::moveNodeAt(KisNodeSP node, KisNodeSP parent, int index)
 {
     if (parent->allowAsChild(node)) {
         if (node->inherits("KisSelectionMask") && parent->inherits("KisLayer")) {
             KisSelectionMask *m = dynamic_cast<KisSelectionMask*>(node.data());
             KisLayer *l = dynamic_cast<KisLayer*>(parent.data());
             KisSelectionMaskSP selMask = l->selectionMask();
             if (m && m->active() && l && l->selectionMask())
                 selMask->setActive(false);
         }
         m_d->commandsAdapter.moveNode(node, parent, index);
     }
 }
 
 void KisNodeManager::moveNodesDirect(KisNodeList nodes, KisNodeSP parent, KisNodeSP aboveThis)
 {
     KUndo2MagicString actionName = kundo2_i18n("Move Nodes");
     KisNodeJugglerCompressed *juggler = m_d->lazyGetJuggler(actionName);
     juggler->moveNode(nodes, parent, aboveThis);
 }
 
 void KisNodeManager::copyNodesDirect(KisNodeList nodes, KisNodeSP parent, KisNodeSP aboveThis)
 {
     KUndo2MagicString actionName = kundo2_i18n("Copy Nodes");
     KisNodeJugglerCompressed *juggler = m_d->lazyGetJuggler(actionName);
     juggler->copyNode(nodes, parent, aboveThis);
 }
 
 void KisNodeManager::addNodesDirect(KisNodeList nodes, KisNodeSP parent, KisNodeSP aboveThis)
 {
     KUndo2MagicString actionName = kundo2_i18n("Add Nodes");
     KisNodeJugglerCompressed *juggler = m_d->lazyGetJuggler(actionName);
     juggler->addNode(nodes, parent, aboveThis);
 }
 
 void KisNodeManager::toggleIsolateActiveNode()
 {
     KisImageWSP image = m_d->view->image();
     KisNodeSP activeNode = this->activeNode();
     KIS_ASSERT_RECOVER_RETURN(activeNode);
 
     if (activeNode == image->isolatedModeRoot()) {
         toggleIsolateMode(false);
     } else {
         toggleIsolateMode(true);
     }
 }
 
 void KisNodeManager::toggleIsolateMode(bool checked)
 {
     KisImageWSP image = m_d->view->image();
 
     if (checked) {
         KisNodeSP activeNode = this->activeNode();
         // Transform masks don't have pixel data...
         if (activeNode->inherits("KisTransformMask")) return;
         KIS_ASSERT_RECOVER_RETURN(activeNode);
         if (!image->startIsolatedMode(activeNode)) {
             KisAction *action = m_d->view->actionManager()->actionByName("isolate_layer");
             action->setChecked(false);
         }
     } else {
         image->stopIsolatedMode();
     }
 }
 
 void KisNodeManager::slotUpdateIsolateModeAction()
 {
     KisAction *action = m_d->view->actionManager()->actionByName("isolate_layer");
     Q_ASSERT(action);
 
     KisNodeSP activeNode = this->activeNode();
     KisNodeSP isolatedRootNode = m_d->view->image()->isolatedModeRoot();
 
     action->setChecked(isolatedRootNode && isolatedRootNode == activeNode);
 }
 
 void KisNodeManager::slotTryFinishIsolatedMode()
 {
     KisNodeSP isolatedRootNode = m_d->view->image()->isolatedModeRoot();
     if (!isolatedRootNode) return;
 
     bool belongsToIsolatedGroup = false;
 
     KisNodeSP node = this->activeNode();
     while(node) {
         if (node == isolatedRootNode) {
             belongsToIsolatedGroup = true;
             break;
         }
         node = node->parent();
     }
 
     if (!belongsToIsolatedGroup) {
         m_d->view->image()->stopIsolatedMode();
     }
 }
 
 void KisNodeManager::createNode(const QString & nodeType, bool quiet, KisPaintDeviceSP copyFrom)
 {
     KisNodeSP activeNode = this->activeNode();
     if (!activeNode) {
         activeNode = m_d->view->image()->root();
     }
 
     KIS_ASSERT_RECOVER_RETURN(activeNode);
     if (activeNode->systemLocked()) {
         return;
     }
 
     // XXX: make factories for this kind of stuff,
     //      with a registry
 
     if (nodeType == "KisPaintLayer") {
         m_d->layerManager.addLayer(activeNode);
     } else if (nodeType == "KisGroupLayer") {
         m_d->layerManager.addGroupLayer(activeNode);
     } else if (nodeType == "KisAdjustmentLayer") {
         m_d->layerManager.addAdjustmentLayer(activeNode);
     } else if (nodeType == "KisGeneratorLayer") {
         m_d->layerManager.addGeneratorLayer(activeNode);
     } else if (nodeType == "KisShapeLayer") {
         m_d->layerManager.addShapeLayer(activeNode);
     } else if (nodeType == "KisCloneLayer") {
         m_d->layerManager.addCloneLayer(activeNode);
     } else if (nodeType == "KisTransparencyMask") {
         m_d->maskManager.createTransparencyMask(activeNode, copyFrom, false);
     } else if (nodeType == "KisFilterMask") {
         m_d->maskManager.createFilterMask(activeNode, copyFrom, quiet, false);
     } else if (nodeType == "KisTransformMask") {
         m_d->maskManager.createTransformMask(activeNode);
     } else if (nodeType == "KisSelectionMask") {
         m_d->maskManager.createSelectionMask(activeNode, copyFrom, false);
     } else if (nodeType == "KisFileLayer") {
         m_d->layerManager.addFileLayer(activeNode);
     }
 
 }
 
 KisLayerSP KisNodeManager::createPaintLayer()
 {
     KisNodeSP activeNode = this->activeNode();
     if (!activeNode) {
         activeNode = m_d->view->image()->root();
     }
 
     return m_d->layerManager.addLayer(activeNode);
 }
 
 void KisNodeManager::convertNode(const QString &nodeType)
 {
     KisNodeSP activeNode = this->activeNode();
     if (!activeNode) return;
 
     if (nodeType == "KisPaintLayer") {
         m_d->layerManager.convertNodeToPaintLayer(activeNode);
     } else if (nodeType == "KisSelectionMask" ||
                nodeType == "KisFilterMask" ||
                nodeType == "KisTransparencyMask") {
 
         KisPaintDeviceSP copyFrom = activeNode->paintDevice() ?
             activeNode->paintDevice() : activeNode->projection();
 
         m_d->commandsAdapter.beginMacro(kundo2_i18n("Convert to a Selection Mask"));
 
         if (nodeType == "KisSelectionMask") {
             m_d->maskManager.createSelectionMask(activeNode, copyFrom, true);
         } else if (nodeType == "KisFilterMask") {
             m_d->maskManager.createFilterMask(activeNode, copyFrom, false, true);
         } else if (nodeType == "KisTransparencyMask") {
             m_d->maskManager.createTransparencyMask(activeNode, copyFrom, true);
         }
 
         m_d->commandsAdapter.removeNode(activeNode);
         m_d->commandsAdapter.endMacro();
 
     } else {
         warnKrita << "Unsupported node conversion type:" << nodeType;
     }
 }
 
 void KisNodeManager::slotSomethingActivatedNodeImpl(KisNodeSP node)
 {
     KIS_ASSERT_RECOVER_RETURN(node != activeNode());
     if (m_d->activateNodeImpl(node)) {
         emit sigUiNeedChangeActiveNode(node);
         emit sigNodeActivated(node);
         nodesUpdated();
         if (node) {
             bool toggled =  m_d->view->actionCollection()->action("view_show_canvas_only")->isChecked();
             if (toggled) {
                 m_d->view->showFloatingMessage( activeLayer()->name(), QIcon(), 1600, KisFloatingMessage::Medium, Qt::TextSingleLine);
             }
         }
     }
 }
 
 void KisNodeManager::slotNonUiActivatedNode(KisNodeSP node)
 {
     if (node == activeNode()) return;
     slotSomethingActivatedNodeImpl(node);
 
     if (node) {
         bool toggled =  m_d->view->actionCollection()->action("view_show_canvas_only")->isChecked();
         if (toggled) {
             m_d->view->showFloatingMessage( activeLayer()->name(), QIcon(), 1600, KisFloatingMessage::Medium, Qt::TextSingleLine);
         }
     }
 }
 
 void KisNodeManager::slotUiActivatedNode(KisNodeSP node)
 {
     if (node == activeNode()) return;
 
     slotSomethingActivatedNodeImpl(node);
 
     if (node) {
         QStringList vectorTools = QStringList()
                 << "InteractionTool"
                 << "KarbonPatternTool"
                 << "KarbonGradientTool"
                 << "KarbonCalligraphyTool"
                 << "CreateShapesTool"
                 << "PathTool";
 
         QStringList pixelTools = QStringList()
                 << "KritaShape/KisToolBrush"
                 << "KritaShape/KisToolDyna"
                 << "KritaShape/KisToolMultiBrush"
                 << "KritaFill/KisToolFill"
                 << "KritaFill/KisToolGradient";
 
         if (node->inherits("KisShapeLayer")) {
             if (pixelTools.contains(KoToolManager::instance()->activeToolId())) {
                 KoToolManager::instance()->switchToolRequested("InteractionTool");
             }
         }
         else {
             if (vectorTools.contains(KoToolManager::instance()->activeToolId())) {
                 KoToolManager::instance()->switchToolRequested("KritaShape/KisToolBrush");
             }
         }
     }
 }
 
 void KisNodeManager::nodesUpdated()
 {
     KisNodeSP node = activeNode();
     if (!node) return;
 
     m_d->layerManager.layersUpdated();
     m_d->maskManager.masksUpdated();
 
     m_d->view->updateGUI();
     m_d->view->selectionManager()->selectionChanged();
 
 }
 
 KisPaintDeviceSP KisNodeManager::activePaintDevice()
 {
     return m_d->maskManager.activeMask() ?
         m_d->maskManager.activeDevice() :
         m_d->layerManager.activeDevice();
 }
 
 void KisNodeManager::nodeProperties(KisNodeSP node)
 {
     if (selectedNodes().size() > 1 || node->inherits("KisLayer")) {
         m_d->layerManager.layerProperties();
     } else if (node->inherits("KisMask")) {
         m_d->maskManager.maskProperties();
     }
 }
 
 qint32 KisNodeManager::convertOpacityToInt(qreal opacity)
 {
     /**
      * Scales opacity from the range 0...100
      * to the integer range 0...255
      */
 
     return qMin(255, int(opacity * 2.55 + 0.5));
 }
 
 void KisNodeManager::setNodeOpacity(KisNodeSP node, qint32 opacity,
                                     bool finalChange)
 {
     if (!node) return;
     if (node->opacity() == opacity) return;
 
     if (!finalChange) {
         node->setOpacity(opacity);
         node->setDirty();
     } else {
         m_d->commandsAdapter.setOpacity(node, opacity);
     }
 }
 
 void KisNodeManager::setNodeCompositeOp(KisNodeSP node,
                                         const KoCompositeOp* compositeOp)
 {
     if (!node) return;
     if (node->compositeOp() == compositeOp) return;
 
     m_d->commandsAdapter.setCompositeOp(node, compositeOp);
 }
 
 void KisNodeManager::slotImageRequestNodeReselection(KisNodeSP activeNode, const KisNodeList &selectedNodes)
 {
     if (activeNode) {
         slotNonUiActivatedNode(activeNode);
     }
     if (!selectedNodes.isEmpty()) {
         slotSetSelectedNodes(selectedNodes);
     }
 }
 
 void KisNodeManager::slotSetSelectedNodes(const KisNodeList &nodes)
 {
     m_d->selectedNodes = nodes;
     emit sigUiNeedChangeSelectedNodes(nodes);
 }
 
 KisNodeList KisNodeManager::selectedNodes()
 {
     return m_d->selectedNodes;
 }
 
 KisNodeSelectionAdapter* KisNodeManager::nodeSelectionAdapter() const
 {
     return m_d->nodeSelectionAdapter.data();
 }
 
 KisNodeInsertionAdapter* KisNodeManager::nodeInsertionAdapter() const
 {
     return m_d->nodeInsertionAdapter.data();
 }
 
 void KisNodeManager::nodeOpacityChanged(qreal opacity, bool finalChange)
 {
     KisNodeSP node = activeNode();
 
     setNodeOpacity(node, convertOpacityToInt(opacity), finalChange);
 }
 
 void KisNodeManager::nodeCompositeOpChanged(const KoCompositeOp* op)
 {
     KisNodeSP node = activeNode();
 
     setNodeCompositeOp(node, op);
 }
 
 void KisNodeManager::duplicateActiveNode()
 {
     KUndo2MagicString actionName = kundo2_i18n("Duplicate Nodes");
     KisNodeJugglerCompressed *juggler = m_d->lazyGetJuggler(actionName);
     juggler->duplicateNode(selectedNodes());
 }
 
 KisNodeJugglerCompressed* KisNodeManager::Private::lazyGetJuggler(const KUndo2MagicString &actionName)
 {
     KisImageWSP image = view->image();
 
     if (!nodeJuggler ||
         (nodeJuggler &&
          !nodeJuggler->canMergeAction(actionName))) {
 
         nodeJuggler = new KisNodeJugglerCompressed(actionName, image, q, 750);
         nodeJuggler->setAutoDelete(true);
     }
 
     return nodeJuggler;
 }
 
 void KisNodeManager::raiseNode()
 {
     KUndo2MagicString actionName = kundo2_i18n("Raise Nodes");
     KisNodeJugglerCompressed *juggler = m_d->lazyGetJuggler(actionName);
     juggler->raiseNode(selectedNodes());
 }
 
 void KisNodeManager::lowerNode()
 {
     KUndo2MagicString actionName = kundo2_i18n("Lower Nodes");
     KisNodeJugglerCompressed *juggler = m_d->lazyGetJuggler(actionName);
     juggler->lowerNode(selectedNodes());
 }
 
 void KisNodeManager::removeSingleNode(KisNodeSP node)
 {
     if (!node || !node->parent()) {
         return;
     }
 
     KisNodeList nodes;
     nodes << node;
     removeSelectedNodes(nodes);
 }
 
 void KisNodeManager::removeSelectedNodes(KisNodeList nodes)
 {
     KUndo2MagicString actionName = kundo2_i18n("Remove Nodes");
     KisNodeJugglerCompressed *juggler = m_d->lazyGetJuggler(actionName);
     juggler->removeNode(nodes);
 }
 
 void KisNodeManager::removeNode()
 {
     removeSelectedNodes(selectedNodes());
 }
 
 void KisNodeManager::mirrorNodeX()
 {
     KisNodeSP node = activeNode();
 
     KUndo2MagicString commandName;
     if (node->inherits("KisLayer")) {
         commandName = kundo2_i18n("Mirror Layer X");
     } else if (node->inherits("KisMask")) {
         commandName = kundo2_i18n("Mirror Mask X");
     }
     mirrorNode(node, commandName, Qt::Horizontal);
 }
 
 void KisNodeManager::mirrorNodeY()
 {
     KisNodeSP node = activeNode();
 
     KUndo2MagicString commandName;
     if (node->inherits("KisLayer")) {
         commandName = kundo2_i18n("Mirror Layer Y");
     } else if (node->inherits("KisMask")) {
         commandName = kundo2_i18n("Mirror Mask Y");
     }
     mirrorNode(node, commandName, Qt::Vertical);
 }
 
 inline bool checkForGlobalSelection(KisNodeSP node) {
     return dynamic_cast<KisSelectionMask*>(node.data()) && node->parent() && !node->parent()->parent();
 }
 
 void KisNodeManager::activateNextNode()
 {
     KisNodeSP activeNode = this->activeNode();
     if (!activeNode) return;
 
     KisNodeSP node = activeNode->nextSibling();
 
+    while (node && node->childCount() > 0 && node->isEditable()) {
+           node = node->firstChild();
+    }
+
     if (!node && activeNode->parent() && activeNode->parent()->parent()) {
         node = activeNode->parent();
     }
 
     while(node && checkForGlobalSelection(node)) {
         node = node->nextSibling();
     }
 
     if (node) {
         slotNonUiActivatedNode(node);
     }
 }
 
 void KisNodeManager::activatePreviousNode()
 {
     KisNodeSP activeNode = this->activeNode();
     if (!activeNode) return;
 
-    KisNodeSP node = activeNode->prevSibling();
+    KisNodeSP node;
+
+    if (activeNode->childCount() > 0 && activeNode->isEditable()) {
+        node = activeNode->lastChild();
+    }
+    else {
+        node = activeNode->prevSibling();
+    }
 
-    if (!node && activeNode->parent()) {
+    while (!node && activeNode->parent()) {
         node = activeNode->parent()->prevSibling();
+        activeNode = activeNode->parent();
     }
 
     while(node && checkForGlobalSelection(node)) {
         node = node->prevSibling();
     }
 
     if (node) {
         slotNonUiActivatedNode(node);
     }
 }
 
 void KisNodeManager::mergeLayer()
 {
     m_d->layerManager.mergeLayer();
 }
 
 void KisNodeManager::rotate(double radians)
 {
     // XXX: implement rotation for masks as well
     m_d->layerManager.rotateLayer(radians);
 
 }
 
 void KisNodeManager::rotate180()
 {
     rotate(M_PI);
 }
 
 void KisNodeManager::rotateLeft90()
 {
    rotate(-M_PI / 2);
 }
 
 void KisNodeManager::rotateRight90()
 {
     rotate(M_PI / 2);
 }
 
 void KisNodeManager::shear(double angleX, double angleY)
 {
     // XXX: implement shear for masks as well
     m_d->layerManager.shearLayer(angleX, angleY);
 }
 
 void KisNodeManager::scale(double sx, double sy, KisFilterStrategy *filterStrategy)
 {
     KisNodeSP node = activeNode();
     KIS_ASSERT_RECOVER_RETURN(node);
 
     m_d->view->image()->scaleNode(node, sx, sy, filterStrategy);
 
     nodesUpdated();
 }
 
 void KisNodeManager::mirrorNode(KisNodeSP node, const KUndo2MagicString& actionName, Qt::Orientation orientation)
 {
     KisImageSignalVector emitSignals;
     emitSignals << ModifiedSignal;
 
     KisProcessingApplicator applicator(m_d->view->image(), node,
                                        KisProcessingApplicator::RECURSIVE,
                                        emitSignals, actionName);
 
     KisProcessingVisitorSP visitor =
         new KisMirrorProcessingVisitor(m_d->view->image()->bounds(), orientation);
 
     applicator.applyVisitor(visitor, KisStrokeJobData::CONCURRENT);
     applicator.end();
 
     nodesUpdated();
 }
 
 void KisNodeManager::Private::saveDeviceAsImage(KisPaintDeviceSP device,
                                                 const QString &defaultName,
                                                 const QRect &bounds,
                                                 qreal xRes,
                                                 qreal yRes,
                                                 quint8 opacity)
 {
     KoFileDialog dialog(view->mainWindow(), KoFileDialog::SaveFile, "savenodeasimage");
     dialog.setCaption(i18n("Export \"%1\"", defaultName));
     dialog.setDefaultDir(QDesktopServices::storageLocation(QDesktopServices::PicturesLocation));
     dialog.setMimeTypeFilters(KisImportExportManager::mimeFilter(KisImportExportManager::Export));
     QString filename = dialog.filename();
 
     if (filename.isEmpty()) return;
 
     QUrl url = QUrl::fromLocalFile(filename);
 
     if (url.isEmpty()) return;
 
     QString mimefilter = KisMimeDatabase::mimeTypeForFile(filename);;
 
     QScopedPointer<KisDocument> d(KisPart::instance()->createDocument());
     d->prepareForImport();
 
     KisImageSP dst = new KisImage(d->createUndoStore(),
                                   bounds.width(),
                                   bounds.height(),
                                   device->compositionSourceColorSpace(),
                                   defaultName);
     dst->setResolution(xRes, yRes);
     d->setCurrentImage(dst);
     KisPaintLayer* paintLayer = new KisPaintLayer(dst, "paint device", opacity);
     paintLayer->paintDevice()->makeCloneFrom(device, bounds);
     dst->addNode(paintLayer, dst->rootLayer(), KisLayerSP(0));
 
     dst->initialRefreshGraph();
 
     d->setOutputMimeType(mimefilter.toLatin1());
     d->exportDocument(url);
 }
 
 void KisNodeManager::saveNodeAsImage()
 {
     KisNodeSP node = activeNode();
 
     if (!node) {
         warnKrita << "BUG: Save Node As Image was called without any node selected";
         return;
     }
 
     KisImageWSP image = m_d->view->image();
     QRect saveRect = image->bounds() | node->exactBounds();
 
     KisPaintDeviceSP device = node->paintDevice();
     if (!device) {
         device = node->projection();
     }
 
     m_d->saveDeviceAsImage(device, node->name(),
                            saveRect,
                            image->xRes(), image->yRes(),
                            node->opacity());
 }
 
 void KisNodeManager::slotSplitAlphaIntoMask()
 {
     KisNodeSP node = activeNode();
 
     // guaranteed by KisActionManager
     KIS_ASSERT_RECOVER_RETURN(node->hasEditablePaintDevice());
 
     KisPaintDeviceSP srcDevice = node->paintDevice();
     const KoColorSpace *srcCS = srcDevice->colorSpace();
     const QRect processRect =
         srcDevice->exactBounds() |
         srcDevice->defaultBounds()->bounds();
 
     KisPaintDeviceSP selectionDevice =
         new KisPaintDevice(KoColorSpaceRegistry::instance()->alpha8());
 
     m_d->commandsAdapter.beginMacro(kundo2_i18n("Split Alpha into a Mask"));
     KisTransaction transaction(kundo2_noi18n("__split_alpha_channel__"), srcDevice);
 
     KisSequentialIterator srcIt(srcDevice, processRect);
     KisSequentialIterator dstIt(selectionDevice, processRect);
 
     do {
         quint8 *srcPtr = srcIt.rawData();
         quint8 *alpha8Ptr = dstIt.rawData();
 
         *alpha8Ptr = srcCS->opacityU8(srcPtr);
         srcCS->setOpacity(srcPtr, OPACITY_OPAQUE_U8, 1);
     } while (srcIt.nextPixel() && dstIt.nextPixel());
 
     m_d->commandsAdapter.addExtraCommand(transaction.endAndTake());
 
     createNode("KisTransparencyMask", false, selectionDevice);
     m_d->commandsAdapter.endMacro();
 }
 
 void KisNodeManager::Private::mergeTransparencyMaskAsAlpha(bool writeToLayers)
 {
     KisNodeSP node = q->activeNode();
     KisNodeSP parentNode = node->parent();
 
     // guaranteed by KisActionManager
     KIS_ASSERT_RECOVER_RETURN(node->inherits("KisTransparencyMask"));
 
     if (writeToLayers && !parentNode->hasEditablePaintDevice()) {
         QMessageBox::information(view->mainWindow(),
                                  i18nc("@title:window", "Layer %1 is not editable").arg(parentNode->name()),
                                  i18n("Cannot write alpha channel of "
                                       "the parent layer \"%1\".\n"
                                       "The operation will be cancelled.").arg(parentNode->name()));
         return;
     }
 
     KisPaintDeviceSP dstDevice;
     if (writeToLayers) {
         KIS_ASSERT_RECOVER_RETURN(parentNode->paintDevice());
         dstDevice = parentNode->paintDevice();
     } else {
         KisPaintDeviceSP copyDevice = parentNode->paintDevice();
         if (!copyDevice) {
             copyDevice = parentNode->original();
         }
         dstDevice = new KisPaintDevice(*copyDevice);
     }
 
     const KoColorSpace *dstCS = dstDevice->colorSpace();
 
     KisPaintDeviceSP selectionDevice = node->paintDevice();
     KIS_ASSERT_RECOVER_RETURN(selectionDevice->colorSpace()->pixelSize() == 1);
 
     const QRect processRect =
         selectionDevice->exactBounds() |
         dstDevice->exactBounds() |
         selectionDevice->defaultBounds()->bounds();
 
     QScopedPointer<KisTransaction> transaction;
 
     if (writeToLayers) {
         commandsAdapter.beginMacro(kundo2_i18n("Write Alpha into a Layer"));
         transaction.reset(new KisTransaction(kundo2_noi18n("__write_alpha_channel__"), dstDevice));
     }
 
     KisSequentialIterator srcIt(selectionDevice, processRect);
     KisSequentialIterator dstIt(dstDevice, processRect);
 
     do {
         quint8 *alpha8Ptr = srcIt.rawData();
         quint8 *dstPtr = dstIt.rawData();
 
         dstCS->setOpacity(dstPtr, *alpha8Ptr, 1);
     } while (srcIt.nextPixel() && dstIt.nextPixel());
 
     if (writeToLayers) {
         commandsAdapter.addExtraCommand(transaction->endAndTake());
         commandsAdapter.removeNode(node);
         commandsAdapter.endMacro();
     } else {
         KisImageWSP image = view->image();
         QRect saveRect = image->bounds();
 
         saveDeviceAsImage(dstDevice, parentNode->name(),
                           saveRect,
                           image->xRes(), image->yRes(),
                           OPACITY_OPAQUE_U8);
     }
 }
 
 
 void KisNodeManager::slotSplitAlphaWrite()
 {
     m_d->mergeTransparencyMaskAsAlpha(true);
 }
 
 void KisNodeManager::slotSplitAlphaSaveMerged()
 {
     m_d->mergeTransparencyMaskAsAlpha(false);
 }
 
 void KisNodeManager::cutLayersToClipboard()
 {
     KisNodeList nodes = this->selectedNodes();
     KisNodeSP root = m_d->view->image()->root();
     if (nodes.isEmpty()) return;
 
     KisClipboard::instance()->setLayers(nodes, root, false);
 
     KUndo2MagicString actionName = kundo2_i18n("Cut Nodes");
     KisNodeJugglerCompressed *juggler = m_d->lazyGetJuggler(actionName);
     juggler->removeNode(nodes);
 }
 
 void KisNodeManager::copyLayersToClipboard()
 {
     KisNodeList nodes = this->selectedNodes();
     KisNodeSP root = m_d->view->image()->root();
 
     KisClipboard::instance()->setLayers(nodes, root, true);
 }
 
 void KisNodeManager::pasteLayersFromClipboard()
 {
     const QMimeData *data = KisClipboard::instance()->layersMimeData();
     if (!data) return;
 
     KisNodeSP activeNode = this->activeNode();
 
     KisShapeController *shapeController = dynamic_cast<KisShapeController*>(m_d->imageView->document()->shapeController());
     Q_ASSERT(shapeController);
 
     KisDummiesFacadeBase *dummiesFacade = dynamic_cast<KisDummiesFacadeBase*>(m_d->imageView->document()->shapeController());
     Q_ASSERT(dummiesFacade);
 
     const bool copyNode = false;
     KisImageSP image = m_d->view->image();
     KisNodeDummy *parentDummy = dummiesFacade->dummyForNode(activeNode);
     KisNodeDummy *aboveThisDummy = parentDummy ? parentDummy->lastChild() : 0;
 
     KisMimeData::insertMimeLayers(data,
                                   image,
                                   shapeController,
                                   parentDummy,
                                   aboveThisDummy,
                                   copyNode,
                                   nodeInsertionAdapter());
 }
 
 void KisNodeManager::createQuickGroupImpl(KisNodeJugglerCompressed *juggler,
                                           const QString &overrideGroupName,
                                           KisNodeSP *newGroup,
                                           KisNodeSP *newLastChild)
 {
     KisNodeSP active = activeNode();
     if (!active) return;
 
     KisImageSP image = m_d->view->image();
     QString groupName = !overrideGroupName.isEmpty() ? overrideGroupName : image->nextLayerName();
     KisGroupLayerSP group = new KisGroupLayer(image.data(), groupName, OPACITY_OPAQUE_U8);
 
     KisNodeList nodes1;
     nodes1 << group;
 
     KisNodeList nodes2;
     nodes2 = KisLayerUtils::sortMergableNodes(image->root(), selectedNodes());
     KisLayerUtils::filterMergableNodes(nodes2);
 
     if (KisLayerUtils::checkIsChildOf(active, nodes2)) {
         active = nodes2.first();
     }
 
     KisNodeSP parent = active->parent();
     KisNodeSP aboveThis = active;
 
     juggler->addNode(nodes1, parent, aboveThis);
     juggler->moveNode(nodes2, group, 0);
 
     *newGroup = group;
     *newLastChild = nodes2.last();
 }
 
 void KisNodeManager::createQuickGroup()
 {
     KUndo2MagicString actionName = kundo2_i18n("Quick Group");
     KisNodeJugglerCompressed *juggler = m_d->lazyGetJuggler(actionName);
 
     KisNodeSP parent;
     KisNodeSP above;
 
     createQuickGroupImpl(juggler, "", &parent, &above);
 }
 
 void KisNodeManager::createQuickClippingGroup()
 {
     KUndo2MagicString actionName = kundo2_i18n("Quick Clipping Group");
     KisNodeJugglerCompressed *juggler = m_d->lazyGetJuggler(actionName);
 
     KisNodeSP parent;
     KisNodeSP above;
 
     KisImageSP image = m_d->view->image();
     createQuickGroupImpl(juggler, image->nextLayerName(i18nc("default name for a clipping group layer", "Clipping Group")), &parent, &above);
 
     KisPaintLayerSP maskLayer = new KisPaintLayer(image.data(), i18nc("default name for quick clip group mask layer", "Mask Layer"), OPACITY_OPAQUE_U8, image->colorSpace());
     maskLayer->disableAlphaChannel(true);
 
     juggler->addNode(KisNodeList() << maskLayer, parent, above);
 }
 
 void KisNodeManager::quickUngroup()
 {
     KisNodeSP active = activeNode();
     if (!active) return;
 
     KisNodeSP parent = active->parent();
     KisNodeSP aboveThis = active;
 
     KUndo2MagicString actionName = kundo2_i18n("Quick Ungroup");
 
     if (parent && dynamic_cast<KisGroupLayer*>(active.data())) {
         KisNodeList nodes = active->childNodes(QStringList(), KoProperties());
 
         KisNodeJugglerCompressed *juggler = m_d->lazyGetJuggler(actionName);
         juggler->moveNode(nodes, parent, active);
         juggler->removeNode(KisNodeList() << active);
     } else if (parent && parent->parent()) {
         KisNodeSP grandParent = parent->parent();
 
         KisNodeList allChildNodes = parent->childNodes(QStringList(), KoProperties());
         KisNodeList allSelectedNodes = selectedNodes();
 
         const bool removeParent = KritaUtils::compareListsUnordered(allChildNodes, allSelectedNodes);
 
         KisNodeJugglerCompressed *juggler = m_d->lazyGetJuggler(actionName);
         juggler->moveNode(allSelectedNodes, grandParent, parent);
         if (removeParent) {
             juggler->removeNode(KisNodeList() << parent);
         }
     }
 }
 
 void KisNodeManager::selectLayersImpl(const KoProperties &props, const KoProperties &invertedProps)
 {
     KisImageSP image = m_d->view->image();
     KisNodeList nodes = KisLayerUtils::findNodesWithProps(image->root(), props, true);
 
     KisNodeList selectedNodes = this->selectedNodes();
 
     if (KritaUtils::compareListsUnordered(nodes, selectedNodes)) {
         nodes = KisLayerUtils::findNodesWithProps(image->root(), invertedProps, true);
     }
 
     if (!nodes.isEmpty()) {
         slotImageRequestNodeReselection(nodes.last(), nodes);
     }
 }
 
 void KisNodeManager::selectAllNodes()
 {
     KoProperties props;
     selectLayersImpl(props, props);
 }
 
 void KisNodeManager::selectVisibleNodes()
 {
     KoProperties props;
     props.setProperty("visible", true);
 
     KoProperties invertedProps;
     invertedProps.setProperty("visible", false);
 
     selectLayersImpl(props, invertedProps);
 }
 
 void KisNodeManager::selectLockedNodes()
 {
     KoProperties props;
     props.setProperty("locked", true);
 
     KoProperties invertedProps;
     invertedProps.setProperty("locked", false);
 
     selectLayersImpl(props, invertedProps);
 }
 
 void KisNodeManager::selectInvisibleNodes()
 {
     KoProperties props;
     props.setProperty("visible", false);
 
     KoProperties invertedProps;
     invertedProps.setProperty("visible", true);
 
     selectLayersImpl(props, invertedProps);
 }
 
 void KisNodeManager::selectUnlockedNodes()
 {
     KoProperties props;
     props.setProperty("locked", false);
 
     KoProperties invertedProps;
     invertedProps.setProperty("locked", true);
 
     selectLayersImpl(props, invertedProps);
 }