Merge remote-tracking branch 'sirherrbatka/Feature#1274'

Conflicts:
	apps/opencs/view/world/table.cpp

apps/opencs/CMakeLists.txt

@@ -60,7 +60,7 @@ opencs_hdrs_noqt (view/doc
 opencs_units (view/world
     table tablesubview scriptsubview util regionmapsubview tablebottombox creator genericcreator
     cellcreator referenceablecreator referencecreator scenesubview scenetoolbar scenetool
-    scenetoolmode infocreator scriptedit dialoguesubview previewsubview regionmap
+    scenetoolmode infocreator scriptedit dialoguesubview previewsubview regionmap dragrecordtable
     )
 
 opencs_units (view/render

apps/opencs/model/world/data.cpp

@@ -453,7 +453,7 @@ CSMWorld::IdCollection<CSMFilter::Filter>& CSMWorld::Data::getFilters()
     return mFilters;
 }
 
-QAbstractItemModel *CSMWorld::Data::getTableModel (const UniversalId& id)
+QAbstractItemModel *CSMWorld::Data::getTableModel (const CSMWorld::UniversalId& id)
 {
     std::map<UniversalId::Type, QAbstractItemModel *>::iterator iter = mModelIndex.find (id.getType());
 

apps/opencs/model/world/tablemimedata.cpp

@@ -1,6 +1,9 @@
 #include "tablemimedata.hpp"
+
 #include <string>
 
+#include <QDebug>
+
 #include "universalid.hpp"
 #include "columnbase.hpp"
 
@@ -11,7 +14,7 @@ mDocument(document)
     mObjectsFormats << QString::fromUtf8 (("tabledata/" + id.getTypeName()).c_str());
 }
 
-CSMWorld::TableMimeData::TableMimeData (std::vector< CSMWorld::UniversalId >& id, const CSMDoc::Document& document) :
+CSMWorld::TableMimeData::TableMimeData (const std::vector< CSMWorld::UniversalId >& id, const CSMDoc::Document& document) :
     mUniversalId (id), mDocument(document)
 {
     for (std::vector<UniversalId>::iterator it (mUniversalId.begin()); it != mUniversalId.end(); ++it)
@@ -33,7 +36,8 @@ std::string CSMWorld::TableMimeData::getIcon() const
 {
     if (mUniversalId.empty())
     {
-        throw ("TableMimeData holds no UniversalId");
+        qDebug()<<"TableMimeData object does not hold any records!"; //because throwing in the event loop tends to be problematic
+        throw("TableMimeData object does not hold any records!");
     }
 
     std::string tmpIcon;
@@ -50,7 +54,7 @@ std::string CSMWorld::TableMimeData::getIcon() const
 
         if (tmpIcon != mUniversalId[i].getIcon())
         {
-            return ":/multitype.png"; //icon stolen from gnome
+            return ":/multitype.png"; //icon stolen from gnome TODO: get new icon
         }
 
         tmpIcon = mUniversalId[i].getIcon();
@@ -531,4 +535,4 @@ CSMWorld::ColumnBase::Display CSMWorld::TableMimeData::convertEnums (CSMWorld::U
 const CSMDoc::Document* CSMWorld::TableMimeData::getDocumentPtr() const
 {
     return &mDocument;
-}
+}

apps/opencs/model/world/tablemimedata.hpp

@@ -33,7 +33,7 @@ namespace CSMWorld
         public:
             TableMimeData(UniversalId id, const CSMDoc::Document& document);
 
-            TableMimeData(std::vector<UniversalId>& id, const CSMDoc::Document& document);
+            TableMimeData(const std::vector<UniversalId>& id, const CSMDoc::Document& document);
 
             ~TableMimeData();
 
@@ -56,6 +56,7 @@ namespace CSMWorld
             UniversalId returnMatching(CSMWorld::ColumnBase::Display type) const;
 
             static CSMWorld::UniversalId::Type convertEnums(CSMWorld::ColumnBase::Display type);
+
             static CSMWorld::ColumnBase::Display convertEnums(CSMWorld::UniversalId::Type type);
 
         private:

apps/opencs/model/world/universalid.cpp

@@ -64,6 +64,7 @@ namespace
         { CSMWorld::UniversalId::Class_Record, CSMWorld::UniversalId::Type_TopicInfo, "TopicInfo", 0 },
         { CSMWorld::UniversalId::Class_Record, CSMWorld::UniversalId::Type_JournalInfo, "JournalInfo", 0 },
         { CSMWorld::UniversalId::Class_Record, CSMWorld::UniversalId::Type_Cell, "Cell", ":./cell.png" },
+        { CSMWorld::UniversalId::Class_Record, CSMWorld::UniversalId::Type_Cell_Missing, "Cell", ":./cell.png" },
         { CSMWorld::UniversalId::Class_Record, CSMWorld::UniversalId::Type_Referenceable, "Referenceables", 0 },
         { CSMWorld::UniversalId::Class_RefRecord, CSMWorld::UniversalId::Type_Activator, "Activator", ":./activator.png" },
         { CSMWorld::UniversalId::Class_RefRecord, CSMWorld::UniversalId::Type_Potion, "Potion", ":./potion.png" },

apps/opencs/model/world/universalid.hpp

@@ -60,6 +60,7 @@ namespace CSMWorld
                 Type_Spell,
                 Type_Cells,
                 Type_Cell,
+                Type_Cell_Missing, //For cells that does not exist yet.
                 Type_Referenceables,
                 Type_Referenceable,
                 Type_Activator,

apps/opencs/view/render/pagedworldspacewidget.cpp

@@ -3,8 +3,12 @@
 
 #include <sstream>
 
-CSVRender::PagedWorldspaceWidget::PagedWorldspaceWidget (QWidget *parent)
-: WorldspaceWidget (parent)
+#include <qt4/QtGui/qevent.h>
+
+#include <apps/opencs/model/world/tablemimedata.hpp>
+
+CSVRender::PagedWorldspaceWidget::PagedWorldspaceWidget (QWidget* parent, CSMDoc::Document& document)
+: WorldspaceWidget (document, parent)
 {}
 
 void CSVRender::PagedWorldspaceWidget::useViewHint (const std::string& hint)
@@ -44,4 +48,45 @@ void CSVRender::PagedWorldspaceWidget::setCellSelection (const CSMWorld::CellSel
 {
     mSelection = selection;
     emit cellSelectionChanged (mSelection);
+}
+
+std::pair< int, int > CSVRender::PagedWorldspaceWidget::getCoordinatesFromId (const std::string& record) const
+{
+    std::istringstream stream (record.c_str());
+    char ignore;
+    int x, y;
+    stream >> ignore >> x >> y;
+    return std::make_pair(x, y);
+}
+
+void CSVRender::PagedWorldspaceWidget::handleDrop (const std::vector< CSMWorld::UniversalId >& data)
+{
+    bool selectionChanged = false;
+    for (unsigned i = 0; i < data.size(); ++i)
+    {
+        std::pair<int, int> coordinates(getCoordinatesFromId(data[i].getId()));
+        if (mSelection.add(CSMWorld::CellCoordinates(coordinates.first, coordinates.second)))
+        {
+            selectionChanged = true;
+        }
+    }
+    if (selectionChanged)
+    {
+        emit cellSelectionChanged(mSelection);
+    }
+}
+
+CSVRender::WorldspaceWidget::dropRequirments CSVRender::PagedWorldspaceWidget::getDropRequirements (CSVRender::WorldspaceWidget::dropType type) const
+{
+    switch (type)
+    {
+        case cellsExterior:
+            return canHandle;
+
+        case cellsInterior:
+            return needUnpaged;
+
+        default:
+            return ignored;
+    }
 }

apps/opencs/view/render/pagedworldspacewidget.hpp

@@ -13,17 +13,25 @@ namespace CSVRender
 
             CSMWorld::CellSelection mSelection;
 
+        private:
+
+            std::pair<int, int> getCoordinatesFromId(const std::string& record) const;
+
         public:
 
-            PagedWorldspaceWidget (QWidget *parent);
+            PagedWorldspaceWidget (QWidget *parent, CSMDoc::Document& document);
             ///< \note Sets the cell area selection to an invalid value to indicate that currently
             /// no cells are displayed. The cells to be displayed will be specified later through
             /// hint system.
 
-            virtual void useViewHint (const std::string& hint);
+            void useViewHint (const std::string& hint);
 
             void setCellSelection (const CSMWorld::CellSelection& selection);
 
+            virtual void handleDrop(const std::vector<CSMWorld::UniversalId>& data);
+
+            virtual dropRequirments getDropRequirements(dropType type) const;
+
         signals:
 
             void cellSelectionChanged (const CSMWorld::CellSelection& selection);

apps/opencs/view/render/scenewidget.cpp

@@ -320,7 +320,7 @@ namespace CSVRender
 
         }
 
-        if (mUpdate)
+        if (mUpdate && mWindow)
         {
             mUpdate = false;
             mWindow->update();

apps/opencs/view/render/scenewidget.hpp

@@ -36,7 +36,7 @@ namespace CSVRender
             SceneWidget(QWidget *parent);
             virtual ~SceneWidget();
 
-            QPaintEngine*	paintEngine() const;
+            QPaintEngine* paintEngine() const;
 
             CSVWorld::SceneToolMode *makeLightingSelector (CSVWorld::SceneToolbar *parent);
             ///< \attention The created tool is not added to the toolbar (via addTool). Doing that

apps/opencs/view/render/unpagedworldspacewidget.cpp

@@ -3,10 +3,13 @@
 
 #include <OgreColourValue.h>
 
+#include <qt4/QtGui/qevent.h>
+
 #include "../../model/doc/document.hpp"
 
 #include "../../model/world/data.hpp"
 #include "../../model/world/idtable.hpp"
+#include "../../model/world/tablemimedata.hpp"
 
 void CSVRender::UnpagedWorldspaceWidget::update()
 {
@@ -20,9 +23,8 @@ void CSVRender::UnpagedWorldspaceWidget::update()
     /// \todo deal with mSunlight and mFog/mForDensity
 }
 
-CSVRender::UnpagedWorldspaceWidget::UnpagedWorldspaceWidget (const std::string& cellId,
-    CSMDoc::Document& document, QWidget *parent)
-: WorldspaceWidget (parent), mCellId (cellId)
+CSVRender::UnpagedWorldspaceWidget::UnpagedWorldspaceWidget (const std::string& cellId, CSMDoc::Document& document, QWidget* parent)
+: WorldspaceWidget (document, parent), mCellId (cellId)
 {
     mCellsModel = &dynamic_cast<CSMWorld::IdTable&> (
         *document.getData().getTableModel (CSMWorld::UniversalId::Type_Cells));
@@ -63,4 +65,26 @@ void CSVRender::UnpagedWorldspaceWidget::cellRowsAboutToBeRemoved (const QModelI
 
     if (cellIndex.row()>=start && cellIndex.row()<=end)
         emit closeRequest();
-}
+}
+
+void CSVRender::UnpagedWorldspaceWidget::handleDrop (const std::vector< CSMWorld::UniversalId >& data)
+{
+    mCellId = data.begin()->getId();
+    update();
+    emit cellChanged(*data.begin());
+}
+
+CSVRender::WorldspaceWidget::dropRequirments CSVRender::UnpagedWorldspaceWidget::getDropRequirements (CSVRender::WorldspaceWidget::dropType type) const
+{
+    switch(type)
+    {
+        case cellsInterior:
+            return canHandle;
+
+        case cellsExterior:
+            return needPaged;
+
+        default:
+            return ignored;
+    }
+}

apps/opencs/view/render/unpagedworldspacewidget.hpp

@@ -31,13 +31,21 @@ namespace CSVRender
         public:
 
             UnpagedWorldspaceWidget (const std::string& cellId, CSMDoc::Document& document,
-                QWidget *parent);
+                                     QWidget *parent);
+
+            virtual dropRequirments getDropRequirements(dropType type) const;
+
+            virtual void handleDrop(const std::vector<CSMWorld::UniversalId>& data);
 
         private slots:
 
             void cellDataChanged (const QModelIndex& topLeft, const QModelIndex& bottomRight);
 
             void cellRowsAboutToBeRemoved (const QModelIndex& parent, int start, int end);
+
+        signals:
+
+            void cellChanged(const CSMWorld::UniversalId& id);
     };
 }
 

apps/opencs/view/render/worldspacewidget.cpp

@@ -5,15 +5,20 @@
 #include <OgreSceneManager.h>
 #include <OgreEntity.h>
 
+#include <qt4/QtGui/qevent.h>
+
 #include "../world/scenetoolmode.hpp"
+#include <apps/opencs/model/world/universalid.hpp>
 
-CSVRender::WorldspaceWidget::WorldspaceWidget (QWidget *parent)
-: SceneWidget (parent)
+CSVRender::WorldspaceWidget::WorldspaceWidget (const CSMDoc::Document& document, QWidget* parent)
+: SceneWidget (parent), mDocument(document)
 {
     Ogre::Entity* ent = getSceneManager()->createEntity("cube", Ogre::SceneManager::PT_CUBE);
     ent->setMaterialName("BaseWhite");
 
     getSceneManager()->getRootSceneNode()->attachObject(ent);
+
+    setAcceptDrops(true);
 }
 
 void CSVRender::WorldspaceWidget::selectNavigationMode (const std::string& mode)
@@ -46,4 +51,78 @@ CSVWorld::SceneToolMode *CSVRender::WorldspaceWidget::makeNavigationSelector (
         this, SLOT (selectNavigationMode (const std::string&)));
 
     return tool;
+}
+
+CSVRender::WorldspaceWidget::dropType CSVRender::WorldspaceWidget::getDropType (
+    const std::vector< CSMWorld::UniversalId >& data)
+{
+    dropType output = notCells;
+    bool firstIteration = true;
+
+    for (unsigned i = 0; i < data.size(); ++i)
+    {
+        if (data[i].getType() == CSMWorld::UniversalId::Type_Cell ||
+                data[i].getType() == CSMWorld::UniversalId::Type_Cell_Missing)
+        {
+            if (*(data[i].getId().begin()) == '#') //exterior
+            {
+                if (firstIteration)
+                {
+                    output = cellsExterior;
+                    firstIteration = false;
+                    continue;
+                }
+
+                if (output == cellsInterior)
+                {
+                    output = cellsMixed;
+                    break;
+                } else {
+                    output = cellsInterior;
+                }
+            } else //interior
+            {
+                if (firstIteration)
+                {
+                    output = cellsInterior;
+                    firstIteration = false;
+                    continue;
+                }
+
+                if (output == cellsExterior)
+                {
+                    output = cellsMixed;
+                    break;
+                } else {
+                    output = cellsInterior;
+                }
+            }
+        } else {
+            output = notCells;
+            break;
+        }
+    }
+
+    return output;
+}
+
+void CSVRender::WorldspaceWidget::dragEnterEvent (QDragEnterEvent* event)
+{
+    event->accept();
+}
+
+void CSVRender::WorldspaceWidget::dragMoveEvent(QDragMoveEvent *event)
+{
+    event->accept();
+}
+
+
+void CSVRender::WorldspaceWidget::dropEvent (QDropEvent* event)
+{
+    const CSMWorld::TableMimeData* mime = dynamic_cast<const CSMWorld::TableMimeData*> (event->mimeData());
+
+    if (mime->fromDocument (mDocument))
+    {
+        emit dataDropped(mime->getData());
+    } //not handling drops from different documents at the moment
 }

apps/opencs/view/render/worldspacewidget.hpp

@@ -6,7 +6,13 @@
 #include "navigation1st.hpp"
 #include "navigationfree.hpp"
 #include "navigationorbit.hpp"
+#include <apps/opencs/model/doc/document.hpp>
+#include <apps/opencs/model/world/tablemimedata.hpp>
 
+namespace CSMWorld
+{
+    class UniversalId;
+}
 namespace CSVWorld
 {
     class SceneToolMode;
@@ -25,7 +31,23 @@ namespace CSVRender
 
         public:
 
-            WorldspaceWidget (QWidget *parent = 0);
+            enum dropType
+            {
+                cellsMixed,
+                cellsInterior,
+                cellsExterior,
+                notCells
+            };
+
+            enum dropRequirments
+            {
+                canHandle,
+                needPaged,
+                needUnpaged,
+                ignored //either mixed cells, or not cells
+            };
+
+            WorldspaceWidget (const CSMDoc::Document& document, QWidget *parent = 0);
 
             CSVWorld::SceneToolMode *makeNavigationSelector (CSVWorld::SceneToolbar *parent);
             ///< \attention The created tool is not added to the toolbar (via addTool). Doing that
@@ -33,9 +55,26 @@ namespace CSVRender
 
             void selectDefaultNavigationMode();
 
+            static dropType getDropType(const std::vector<CSMWorld::UniversalId>& data);
+
+            virtual dropRequirments getDropRequirements(dropType type) const = 0;
+
             virtual void useViewHint (const std::string& hint);
             ///< Default-implementation: ignored.
 
+            virtual void handleDrop(const std::vector<CSMWorld::UniversalId>& data) = 0;
+
+        protected:
+        const CSMDoc::Document& mDocument; //for checking if drop comes from same document
+
+        private:
+
+            void dragEnterEvent(QDragEnterEvent *event);
+
+            void dropEvent(QDropEvent* event);
+
+            void dragMoveEvent(QDragMoveEvent *event);
+
         private slots:
 
             void selectNavigationMode (const std::string& mode);
@@ -43,6 +82,7 @@ namespace CSVRender
         signals:
 
             void closeRequest();
+            void dataDropped(const std::vector<CSMWorld::UniversalId>& data);
     };
 }
 

apps/opencs/view/world/dragrecordtable.cpp

@@ -0,0 +1,38 @@
+#include <QDrag>
+
+#include "../../model/world/tablemimedata.hpp"
+#include "dragrecordtable.hpp"
+
+void CSVWorld::DragRecordTable::startDrag (const CSVWorld::DragRecordTable& table)
+{
+    CSMWorld::TableMimeData* mime = new CSMWorld::TableMimeData (table.getDraggedRecords(), mDocument);
+
+    if (mime)
+    {
+        QDrag* drag = new QDrag (this);
+        drag->setMimeData (mime);
+        drag->setPixmap (QString::fromUtf8 (mime->getIcon().c_str()));
+        drag->exec (Qt::CopyAction);
+    }
+}
+
+CSVWorld::DragRecordTable::DragRecordTable (CSMDoc::Document& document, QWidget* parent) :
+mDocument(document),
+QTableView(parent),
+mEditLock(false)
+{}
+
+void CSVWorld::DragRecordTable::setEditLock (bool locked)
+{
+    mEditLock = locked;
+}
+
+void CSVWorld::DragRecordTable::dragEnterEvent(QDragEnterEvent *event)
+{
+    event->acceptProposedAction();
+}
+
+void CSVWorld::DragRecordTable::dragMoveEvent(QDragMoveEvent *event)
+{
+    event->accept();
+}

apps/opencs/view/world/dragrecordtable.hpp

@@ -0,0 +1,45 @@
+#ifndef CSV_WORLD_DRAGRECORDTABLE_H
+#define CSV_WORLD_DRAGRECORDTABLE_H
+
+#include <QTableView>
+#include <QtGui/qevent.h>
+
+class QWidget;
+class QAction;
+
+namespace CSMDoc
+{
+    class Document;
+}
+
+namespace CSMWorld
+{
+    class UniversalId;
+}
+
+namespace CSVWorld
+{
+    class DragRecordTable : public QTableView
+    {
+        protected:
+            CSMDoc::Document& mDocument;
+            bool mEditLock;
+
+        public:
+            DragRecordTable(CSMDoc::Document& document, QWidget* parent = NULL);
+
+            virtual std::vector<CSMWorld::UniversalId> getDraggedRecords() const = 0;
+
+            void setEditLock(bool locked);
+
+        protected:
+            void startDrag(const DragRecordTable& table);
+
+            void dragEnterEvent(QDragEnterEvent *event);
+
+            void dragMoveEvent(QDragMoveEvent *event);
+    };
+}
+
+#endif
+

apps/opencs/view/world/regionmap.cpp

@@ -17,6 +17,7 @@
 #include "../../model/world/idtable.hpp"
 #include "../../model/world/commands.hpp"
 #include "../../model/world/columns.hpp"
+#include "../../model/world/tablemimedata.hpp"
 
 void CSVWorld::RegionMap::contextMenuEvent (QContextMenuEvent *event)
 {
@@ -180,7 +181,7 @@ void CSVWorld::RegionMap::setRegion (const std::string& regionId)
 
 CSVWorld::RegionMap::RegionMap (const CSMWorld::UniversalId& universalId,
     CSMDoc::Document& document, QWidget *parent)
-: QTableView (parent), mEditLock (false), mDocument (document)
+:  DragRecordTable(document, parent)
 {
     verticalHeader()->hide();
     horizontalHeader()->hide();
@@ -223,11 +224,8 @@ CSVWorld::RegionMap::RegionMap (const CSMWorld::UniversalId& universalId,
     mViewInTableAction = new QAction (tr ("View Cells in Table"), this);
     connect (mViewInTableAction, SIGNAL (triggered()), this, SLOT (viewInTable()));
     addAction (mViewInTableAction);
-}
 
-void CSVWorld::RegionMap::setEditLock (bool locked)
-{
-    mEditLock = locked;
+    setAcceptDrops(true);
 }
 
 void CSVWorld::RegionMap::selectAll()
@@ -343,4 +341,65 @@ void CSVWorld::RegionMap::viewInTable()
     hint << ")";
 
     emit editRequest (CSMWorld::UniversalId::Type_Cells, hint.str());
+}
+
+void CSVWorld::RegionMap::mouseMoveEvent (QMouseEvent* event)
+{
+    startDrag(*this);
+}
+
+std::vector< CSMWorld::UniversalId > CSVWorld::RegionMap::getDraggedRecords() const
+{
+    QModelIndexList selected(getSelectedCells(true, false));
+    std::vector<CSMWorld::UniversalId> ids;
+    foreach (QModelIndex it, selected)
+    {
+        ids.push_back(
+            CSMWorld::UniversalId(
+                CSMWorld::UniversalId::Type_Cell,
+                model()->data(it, CSMWorld::RegionMap::Role_CellId).toString().toUtf8().constData()));
+    }
+    selected = getSelectedCells(false, true);
+    foreach (QModelIndex it, selected)
+    {
+        ids.push_back(
+            CSMWorld::UniversalId(
+                CSMWorld::UniversalId::Type_Cell_Missing,
+                model()->data(it, CSMWorld::RegionMap::Role_CellId).toString().toUtf8().constData()));
+    }
+    return ids;
+}
+
+void CSVWorld::RegionMap::dropEvent (QDropEvent* event)
+{
+    QModelIndex index = indexAt (event->pos());
+
+    bool exists = QTableView::model()->data(index, Qt::BackgroundRole)!=QBrush (Qt::DiagCrossPattern);
+
+    if (!index.isValid() || !exists)
+    {
+        return;
+    }
+
+    const CSMWorld::TableMimeData* mime = dynamic_cast<const CSMWorld::TableMimeData*> (event->mimeData());
+    if (mime->fromDocument(mDocument) && mime->holdsType(CSMWorld::UniversalId::Type_Region))
+    {
+        CSMWorld::UniversalId record (mime->returnMatching (CSMWorld::UniversalId::Type_Region));
+
+        QAbstractItemModel *regionModel = model();
+
+        CSMWorld::IdTable *cellsModel = &dynamic_cast<CSMWorld::IdTable&> (*
+            mDocument.getData().getTableModel (CSMWorld::UniversalId::Type_Cells));
+
+        std::string cellId(regionModel->data (index, CSMWorld::RegionMap::Role_CellId).
+            toString().toUtf8().constData());
+
+        QModelIndex index2(cellsModel->getModelIndex (cellId,
+            cellsModel->findColumnIndex (CSMWorld::Columns::ColumnId_Region)));
+
+        mDocument.getUndoStack().push(new CSMWorld::ModifyCommand 
+                                        (*cellsModel, index2, QString::fromUtf8(record.getId().c_str())));
+
+        mRegionId = record.getId();
+    }
 }

apps/opencs/view/world/regionmap.hpp

@@ -1,8 +1,14 @@
 #ifndef CSV_WORLD_REGIONMAP_H
 #define CSV_WORLD_REGIONMAP_H
 
+#include <cstddef>
+#include <vector>
+
+#include <QObject>
 #include <QTableView>
 
+#include "./dragrecordtable.hpp"
+
 class QAction;
 
 namespace CSMDoc
@@ -17,7 +23,7 @@ namespace CSMWorld
 
 namespace CSVWorld
 {
-    class RegionMap : public QTableView
+    class RegionMap : public DragRecordTable
     {
             Q_OBJECT
 
@@ -29,8 +35,6 @@ namespace CSVWorld
             QAction *mUnsetRegionAction;
             QAction *mViewAction;
             QAction *mViewInTableAction;
-            bool mEditLock;
-            CSMDoc::Document& mDocument;
             std::string mRegionId;
 
         private:
@@ -50,12 +54,16 @@ namespace CSVWorld
             void setRegion (const std::string& regionId);
             ///< Set region Id of selected cells.
 
+            void mouseMoveEvent(QMouseEvent *event);
+
+            void dropEvent(QDropEvent* event);
+
         public:
 
             RegionMap (const CSMWorld::UniversalId& universalId, CSMDoc::Document& document,
                 QWidget *parent = 0);
 
-            void setEditLock (bool locked);
+            virtual std::vector<CSMWorld::UniversalId> getDraggedRecords() const;
 
         signals:
 

apps/opencs/view/world/scenesubview.cpp

@@ -6,6 +6,7 @@
 #include <QVBoxLayout>
 #include <QHBoxLayout>
 #include <QLabel>
+#include <cassert>
 
 #include "../../model/doc/document.hpp"
 
@@ -18,11 +19,10 @@
 
 #include "tablebottombox.hpp"
 #include "creator.hpp"
-#include "scenetoolbar.hpp"
 #include "scenetoolmode.hpp"
 
 CSVWorld::SceneSubView::SceneSubView (const CSMWorld::UniversalId& id, CSMDoc::Document& document)
-: SubView (id)
+: SubView (id), mLayout(new QHBoxLayout), mDocument(document), mScene(NULL), mToolbar(NULL)
 {
     QVBoxLayout *layout = new QVBoxLayout;
 
@@ -32,33 +32,35 @@ CSVWorld::SceneSubView::SceneSubView (const CSMWorld::UniversalId& id, CSMDoc::D
         new TableBottomBox (NullCreatorFactory(), document.getData(), document.getUndoStack(), id,
         this), 0);
 
-    QHBoxLayout *layout2 = new QHBoxLayout;
+    mLayout->setContentsMargins (QMargins (0, 0, 0, 0));
 
-    layout2->setContentsMargins (QMargins (0, 0, 0, 0));
-
-    SceneToolbar *toolbar = new SceneToolbar (48+6, this);
+    CSVRender::WorldspaceWidget* wordspaceWidget = NULL;
+    widgetType whatWidget;
 
     if (id.getId()=="sys::default")
     {
-        CSVRender::PagedWorldspaceWidget *widget = new CSVRender::PagedWorldspaceWidget (this);
-        mScene = widget;
-        connect (widget, SIGNAL (cellSelectionChanged (const CSMWorld::CellSelection&)),
-            this, SLOT (cellSelectionChanged (const CSMWorld::CellSelection&)));
+        whatWidget = widget_Paged;
+
+        CSVRender::PagedWorldspaceWidget *newWidget = new CSVRender::PagedWorldspaceWidget (this, document);
+
+        wordspaceWidget = newWidget;
+
+        makeConnections(newWidget);
     }
     else
-        mScene = new CSVRender::UnpagedWorldspaceWidget (id.getId(), document, this);
+    {
+        whatWidget = widget_Unpaged;
 
-    SceneToolMode *navigationTool = mScene->makeNavigationSelector (toolbar);
-    toolbar->addTool (navigationTool);
+        CSVRender::UnpagedWorldspaceWidget *newWidget = new CSVRender::UnpagedWorldspaceWidget (id.getId(), document, this);
 
-    SceneToolMode *lightingTool = mScene->makeLightingSelector (toolbar);
-    toolbar->addTool (lightingTool);
+        wordspaceWidget = newWidget;
 
-    layout2->addWidget (toolbar, 0);
+        makeConnections(newWidget);
+    }
 
-    layout2->addWidget (mScene, 1);
+    replaceToolbarAndWorldspace(wordspaceWidget, makeToolbar(wordspaceWidget, whatWidget));
 
-    layout->insertLayout (0, layout2, 1);
+    layout->insertLayout (0, mLayout, 1);
 
     CSVFilter::FilterBox *filterBox = new CSVFilter::FilterBox (document.getData(), this);
 
@@ -69,10 +71,53 @@ CSVWorld::SceneSubView::SceneSubView (const CSMWorld::UniversalId& id, CSMDoc::D
     widget->setLayout (layout);
 
     setWidget (widget);
+}
 
-    mScene->selectDefaultNavigationMode();
+void CSVWorld::SceneSubView::makeConnections (CSVRender::UnpagedWorldspaceWidget* widget)
+{
+    connect (widget, SIGNAL (closeRequest()), this, SLOT (closeRequest()));
+
+    connect(widget, SIGNAL(dataDropped(const std::vector<CSMWorld::UniversalId>&)),
+            this, SLOT(handleDrop(const std::vector<CSMWorld::UniversalId>&)));
+
+    connect(widget, SIGNAL(cellChanged(const CSMWorld::UniversalId&)),
+            this, SLOT(cellSelectionChanged(const CSMWorld::UniversalId&)));
+}
+
+void CSVWorld::SceneSubView::makeConnections (CSVRender::PagedWorldspaceWidget* widget)
+{
+    connect (widget, SIGNAL (closeRequest()), this, SLOT (closeRequest()));
+
+    connect(widget, SIGNAL(dataDropped(const std::vector<CSMWorld::UniversalId>&)),
+            this, SLOT(handleDrop(const std::vector<CSMWorld::UniversalId>&)));
+
+    connect (widget, SIGNAL (cellSelectionChanged (const CSMWorld::CellSelection&)),
+             this, SLOT (cellSelectionChanged (const CSMWorld::CellSelection&)));
+}
+
+CSVWorld::SceneToolbar* CSVWorld::SceneSubView::makeToolbar (CSVRender::WorldspaceWidget* widget, widgetType type)
+{
+    CSVWorld::SceneToolbar* toolbar = new SceneToolbar (48+6, this);
+
+    SceneToolMode *navigationTool = widget->makeNavigationSelector (toolbar);
+    toolbar->addTool (navigationTool);
+
+    SceneToolMode *lightingTool = widget->makeLightingSelector (toolbar);
+    toolbar->addTool (lightingTool);
+
+/* Add buttons specific to the type. For now no need for it.
+ * 
+    switch (type)
+    {
+        case widget_Paged:
+            break;
+
+        case widget_Unpaged:
+            break;
 
-    connect (mScene, SIGNAL (closeRequest()), this, SLOT (closeRequest()));
+    }
+*/
+    return toolbar;
 }
 
 void CSVWorld::SceneSubView::setEditLock (bool locked)
@@ -102,8 +147,19 @@ void CSVWorld::SceneSubView::closeRequest()
     deleteLater();
 }
 
+void CSVWorld::SceneSubView::cellSelectionChanged (const CSMWorld::UniversalId& id)
+{
+    setUniversalId(id);
+    std::ostringstream stream;
+    stream << "Scene: " << getUniversalId().getId();
+
+    setWindowTitle (QString::fromUtf8 (stream.str().c_str()));
+}
+
+
 void CSVWorld::SceneSubView::cellSelectionChanged (const CSMWorld::CellSelection& selection)
 {
+    setUniversalId(CSMWorld::UniversalId(CSMWorld::UniversalId::Type_Scene, "sys::default"));
     int size = selection.getSize();
 
     std::ostringstream stream;
@@ -126,4 +182,62 @@ void CSVWorld::SceneSubView::cellSelectionChanged (const CSMWorld::CellSelection
     }
 
     setWindowTitle (QString::fromUtf8 (stream.str().c_str()));
+}
+
+void CSVWorld::SceneSubView::handleDrop (const std::vector< CSMWorld::UniversalId >& data)
+{
+    CSVRender::PagedWorldspaceWidget* pagedNewWidget = NULL;
+    CSVRender::UnpagedWorldspaceWidget* unPagedNewWidget = NULL;
+    SceneToolbar* toolbar = NULL;
+
+    switch (mScene->getDropRequirements(CSVRender::WorldspaceWidget::getDropType(data)))
+    {
+        case CSVRender::WorldspaceWidget::canHandle:
+            mScene->handleDrop(data);
+            break;
+
+        case CSVRender::WorldspaceWidget::needPaged:
+            pagedNewWidget = new CSVRender::PagedWorldspaceWidget(this, mDocument);
+            toolbar = makeToolbar(pagedNewWidget, widget_Paged);
+            makeConnections(pagedNewWidget);
+            replaceToolbarAndWorldspace(pagedNewWidget, toolbar);
+            mScene->handleDrop(data);
+            break;
+
+        case CSVRender::WorldspaceWidget::needUnpaged:
+            unPagedNewWidget = new CSVRender::UnpagedWorldspaceWidget(data.begin()->getId(), mDocument, this);
+            toolbar = makeToolbar(unPagedNewWidget, widget_Unpaged);
+            makeConnections(unPagedNewWidget);
+            replaceToolbarAndWorldspace(unPagedNewWidget, toolbar);
+            cellSelectionChanged(*(data.begin()));
+            break;
+
+        case CSVRender::WorldspaceWidget::ignored:
+            return;
+    }
+}
+
+void CSVWorld::SceneSubView::replaceToolbarAndWorldspace (CSVRender::WorldspaceWidget* widget, CSVWorld::SceneToolbar* toolbar)
+{
+    assert(mLayout);
+
+    if (mScene)
+    {
+        mLayout->removeWidget(mScene);
+        mScene->deleteLater();
+    }
+
+    if (mToolbar)
+    {
+        mLayout->removeWidget(mToolbar);
+        mToolbar->deleteLater();
+    }
+
+    mScene = widget;
+    mToolbar = toolbar;
+
+    mLayout->addWidget (mToolbar, 0);
+    mLayout->addWidget (mScene, 1);
+
+    mScene->selectDefaultNavigationMode();
 }

apps/opencs/view/world/scenesubview.hpp

@@ -1,7 +1,10 @@
 #ifndef CSV_WORLD_SCENESUBVIEW_H
 #define CSV_WORLD_SCENESUBVIEW_H
 
+#include <QHBoxLayout>
+
 #include "../doc/subview.hpp"
+#include "scenetoolbar.hpp"
 
 class QModelIndex;
 
@@ -18,6 +21,8 @@ namespace CSMDoc
 namespace CSVRender
 {
     class WorldspaceWidget;
+    class PagedWorldspaceWidget;
+    class UnpagedWorldspaceWidget;
 }
 
 namespace CSVWorld
@@ -32,6 +37,9 @@ namespace CSVWorld
 
             TableBottomBox *mBottom;
             CSVRender::WorldspaceWidget *mScene;
+            QHBoxLayout* mLayout;
+            CSMDoc::Document& mDocument;
+            SceneToolbar* mToolbar;
 
         public:
 
@@ -45,11 +53,30 @@ namespace CSVWorld
 
             virtual void useHint (const std::string& hint);
 
+        private:
+
+            void makeConnections(CSVRender::PagedWorldspaceWidget* widget);
+
+            void makeConnections(CSVRender::UnpagedWorldspaceWidget* widget);
+
+            void replaceToolbarAndWorldspace(CSVRender::WorldspaceWidget* widget, SceneToolbar* toolbar);
+
+            enum widgetType
+            {
+                widget_Paged,
+                widget_Unpaged
+            };
+            SceneToolbar* makeToolbar(CSVRender::WorldspaceWidget* widget, widgetType type);
+
         private slots:
 
             void closeRequest();
 
             void cellSelectionChanged (const CSMWorld::CellSelection& selection);
+
+            void cellSelectionChanged (const CSMWorld::UniversalId& id);
+
+            void handleDrop(const std::vector<CSMWorld::UniversalId>& data);
     };
 }
 

apps/opencs/view/world/table.cpp

@@ -188,8 +188,8 @@ std::vector<std::string> CSVWorld::Table::listDeletableSelectedIds() const
 
 CSVWorld::Table::Table (const CSMWorld::UniversalId& id,
     bool createAndDelete, bool sorting, CSMDoc::Document& document)
-: mCreateAction (0), mCloneAction(0), mEditLock (false), mRecordStatusDisplay (0),
-  mDocument (document)
+: mCreateAction (0), mCloneAction(0), mRecordStatusDisplay (0),
+  DragRecordTable(document)
 {
     mModel = &dynamic_cast<CSMWorld::IdTable&> (*mDocument.getData().getTableModel (id));
 
@@ -282,7 +282,7 @@ void CSVWorld::Table::setEditLock (bool locked)
     for (std::vector<CommandDelegate *>::iterator iter (mDelegates.begin()); iter!=mDelegates.end(); ++iter)
         (*iter)->setEditLock (locked);
 
-    mEditLock = locked;
+    DragRecordTable::setEditLock(locked);
 }
 
 CSMWorld::UniversalId CSVWorld::Table::getUniversalId (int row) const
@@ -518,42 +518,8 @@ void CSVWorld::Table::mouseMoveEvent (QMouseEvent* event)
 {
     if (event->buttons() & Qt::LeftButton)
     {
-        QModelIndexList selectedRows = selectionModel()->selectedRows();
-
-        if (selectedRows.size() == 0)
-        {
-            return;
-        }
-
-        QDrag* drag = new QDrag (this);
-        CSMWorld::TableMimeData* mime = NULL;
-
-        if (selectedRows.size() == 1)
-        {
-            mime = new CSMWorld::TableMimeData (getUniversalId (selectedRows.begin()->row()), mDocument);
-        }
-        else
-        {
-            std::vector<CSMWorld::UniversalId> idToDrag;
-
-            foreach (QModelIndex it, selectedRows) //I had a dream. Dream where you could use C++11 in OpenMW.
-            {
-                idToDrag.push_back (getUniversalId (it.row()));
-            }
-
-            mime = new CSMWorld::TableMimeData (idToDrag, mDocument);
-        }
-
-        drag->setMimeData (mime);
-        drag->setPixmap (QString::fromUtf8 (mime->getIcon().c_str()));
-        drag->exec(Qt::CopyAction);
+        startDrag(*this);
     }
-
-}
-
-void CSVWorld::Table::dragEnterEvent(QDragEnterEvent *event)
-{
-    event->acceptProposedAction();
 }
 
 void CSVWorld::Table::dropEvent(QDropEvent *event)
@@ -583,11 +549,6 @@ void CSVWorld::Table::dropEvent(QDropEvent *event)
     } //TODO handle drops from different document
 }
 
-void CSVWorld::Table::dragMoveEvent(QDragMoveEvent *event)
-{
-    event->accept();
-}
-
 std::vector<std::string> CSVWorld::Table::getColumnsWithDisplay(CSMWorld::ColumnBase::Display display) const
 {
     const int count = mModel->columnCount();
@@ -605,3 +566,18 @@ std::vector<std::string> CSVWorld::Table::getColumnsWithDisplay(CSMWorld::Column
     }
     return titles;
 }
+
+std::vector< CSMWorld::UniversalId > CSVWorld::Table::getDraggedRecords() const
+{
+
+    QModelIndexList selectedRows = selectionModel()->selectedRows();
+    std::vector<CSMWorld::UniversalId> idToDrag;
+
+    foreach (QModelIndex it, selectedRows) //I had a dream. Dream where you could use C++11 in OpenMW.
+    {
+        idToDrag.push_back (getUniversalId (it.row()));
+    }
+
+    return idToDrag;
+}
+

apps/opencs/view/world/table.hpp

@@ -4,11 +4,11 @@
 #include <vector>
 #include <string>
 
-#include <QTableView>
 #include <QtGui/qevent.h>
 
 #include "../../model/filter/node.hpp"
 #include "../../model/world/columnbase.hpp"
+#include "dragrecordtable.hpp"
 
 class QUndoStack;
 class QAction;
@@ -31,7 +31,7 @@ namespace CSVWorld
     class CommandDelegate;
 
     ///< Table widget
-    class Table : public QTableView
+    class Table : public DragRecordTable
     {
             Q_OBJECT
 
@@ -47,9 +47,7 @@ namespace CSVWorld
             QAction *mPreviewAction;
             CSMWorld::IdTableProxyModel *mProxyModel;
             CSMWorld::IdTable *mModel;
-            bool mEditLock;
             int mRecordStatusDisplay;
-            CSMDoc::Document& mDocument;
 
         private:
 
@@ -61,10 +59,6 @@ namespace CSVWorld
 
             void mouseMoveEvent(QMouseEvent *event);
 
-            void dragEnterEvent(QDragEnterEvent *event);
-
-            void dragMoveEvent(QDragMoveEvent *event);
-
             void dropEvent(QDropEvent *event);
 
         public:
@@ -74,12 +68,14 @@ namespace CSVWorld
             ///< \param createAndDelete Allow creation and deletion of records.
             /// \param sorting Allow changing order of rows in the view via column headers.
 
-            void setEditLock (bool locked);
+            virtual void setEditLock (bool locked);
 
             CSMWorld::UniversalId getUniversalId (int row) const;
 
             std::vector<std::string> getColumnsWithDisplay(CSMWorld::ColumnBase::Display display) const;
 
+            virtual std::vector<CSMWorld::UniversalId> getDraggedRecords() const;
+
         signals:
 
             void editRequest (const CSMWorld::UniversalId& id, const std::string& hint);
@@ -92,6 +88,7 @@ namespace CSVWorld
             /// \param modified Number of added and modified records
 
             void createRequest();
+
             void cloneRequest(const CSMWorld::UniversalId&);
 
         private slots: