(#372) First step in Reimplemented drag and drop support

ApplicationCode/UserInterface/RiuDragDrop.cpp

@@ -0,0 +1,176 @@
+/////////////////////////////////////////////////////////////////////////////////
+//
+//  Copyright (C) 2015-     Statoil ASA
+//  Copyright (C) 2015-     Ceetron Solutions AS
+// 
+//  ResInsight 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 3 of the License, or
+//  (at your option) any later version.
+// 
+//  ResInsight 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 at <http://www.gnu.org/licenses/gpl.html> 
+//  for more details.
+//
+/////////////////////////////////////////////////////////////////////////////////
+
+#include "RiuDragDrop.h"
+
+#include "cafPdmObjectGroup.h"
+#include "cafPdmUiTreeView.h"
+
+#include "RimIdenticalGridCaseGroup.h"
+#include "RimCaseCollection.h"
+#include "RimEclipseCase.h"
+#include "RimMimeData.h"
+#include "RiuMainWindow.h"
+
+#include "OperationsUsingObjReferences/RicPasteEclipseCasesFeature.h"
+#include <QAbstractItemModel>
+#include <QModelIndex>
+
+//--------------------------------------------------------------------------------------------------
+/// 
+//--------------------------------------------------------------------------------------------------
+RiuDragDrop::RiuDragDrop()
+{
+}
+
+//--------------------------------------------------------------------------------------------------
+/// 
+//--------------------------------------------------------------------------------------------------
+RiuDragDrop::~RiuDragDrop()
+{
+}
+
+//--------------------------------------------------------------------------------------------------
+/// 
+//--------------------------------------------------------------------------------------------------
+Qt::DropActions RiuDragDrop::supportedDropActions() const
+{
+    return Qt::CopyAction | Qt::MoveAction;
+}
+
+//--------------------------------------------------------------------------------------------------
+/// 
+//--------------------------------------------------------------------------------------------------
+Qt::ItemFlags RiuDragDrop::flags(const QModelIndex &index) const
+{
+    if (index.isValid())
+    {
+        caf::PdmUiTreeView* uiTreeView = RiuMainWindow::instance()->projectTreeView();
+        caf::PdmUiItem* uiItem = uiTreeView->uiItemFromModelIndex(index);
+
+        if (dynamic_cast<RimIdenticalGridCaseGroup*>(uiItem) ||
+            dynamic_cast<RimCaseCollection*>(uiItem))
+        {
+            return Qt::ItemIsDropEnabled;
+        }
+        else if (dynamic_cast<RimEclipseCase*>(uiItem))
+        {
+            // TODO: Remember to handle reservoir holding the main grid
+            return Qt::ItemIsDragEnabled;
+        }
+    }
+
+    Qt::ItemFlags itemflags;
+    return itemflags;
+/*
+    Qt::ItemFlags defaultFlags = caf::UiTreeModelPdm::flags(index);
+    if (index.isValid())
+    {
+        caf::PdmUiTreeItem* currentItem = getTreeItemFromIndex(index);
+        CVF_ASSERT(currentItem);
+
+        if (dynamic_cast<RimIdenticalGridCaseGroup*>(currentItem->dataObject().p()) ||
+            dynamic_cast<RimCaseCollection*>(currentItem->dataObject().p()))
+        {
+            return Qt::ItemIsDropEnabled | defaultFlags;
+        }
+        else if (dynamic_cast<RimEclipseCase*>(currentItem->dataObject().p()))
+        {
+            // TODO: Remember to handle reservoir holding the main grid
+            return Qt::ItemIsDragEnabled | defaultFlags;
+        }
+    }
+
+    return itemFlags;
+*/
+}
+
+//--------------------------------------------------------------------------------------------------
+/// 
+//--------------------------------------------------------------------------------------------------
+bool RiuDragDrop::dropMimeData(const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent)
+{
+    caf::PdmUiTreeView* uiTreeView = RiuMainWindow::instance()->projectTreeView();
+    RimIdenticalGridCaseGroup* gridCaseGroup = NULL;
+    
+    {
+        caf::PdmUiItem* dropTarget = uiTreeView->uiItemFromModelIndex(parent);
+        caf::PdmObjectHandle* objHandle = dynamic_cast<caf::PdmObjectHandle*>(dropTarget);
+        if (objHandle)
+        {
+            objHandle->firstAnchestorOrThisOfType(gridCaseGroup);
+        }
+    }
+
+    if (!gridCaseGroup) return false;
+
+    const MimeDataWithIndexes* myMimeData = qobject_cast<const MimeDataWithIndexes*>(data);
+    if (myMimeData && parent.isValid())
+    {
+        caf::PdmObjectGroup pog;
+
+        for (int i = 0; i < myMimeData->indexes().size(); i++)
+        {
+            QModelIndex mi = myMimeData->indexes().at(i);
+            caf::PdmUiItem* currentItem = uiTreeView->uiItemFromModelIndex(mi);
+            caf::PdmObjectHandle* pdmObj = dynamic_cast<caf::PdmObjectHandle*>(currentItem);
+
+            if (pdmObj)
+            {
+                pog.objects.push_back(pdmObj);
+            }
+        }
+
+        if (action == Qt::CopyAction)
+        {
+            caf::RicPasteEclipseCasesFeature::addCasesToGridCaseGroup(pog, gridCaseGroup);
+
+            //addObjects(parent, pog);
+        }
+        else if (action == Qt::MoveAction)
+        {
+            assert(false);
+            //moveObjects(parent, pog);
+        }
+
+        return true;
+    }
+
+    return false;
+}
+
+//--------------------------------------------------------------------------------------------------
+/// 
+//--------------------------------------------------------------------------------------------------
+QMimeData* RiuDragDrop::mimeData(const QModelIndexList &indexes) const
+{
+    MimeDataWithIndexes* myObj = new MimeDataWithIndexes();
+    myObj->setIndexes(indexes);
+    return myObj;
+}
+
+//--------------------------------------------------------------------------------------------------
+/// 
+//--------------------------------------------------------------------------------------------------
+QStringList RiuDragDrop::mimeTypes() const
+{
+    QStringList types;
+    types << MimeDataWithIndexes::formatName();
+    return types;
+}

ApplicationCode/UserInterface/RiuDragDrop.h

@@ -0,0 +1,40 @@
+/////////////////////////////////////////////////////////////////////////////////
+//
+//  Copyright (C) 2015-     Statoil ASA
+//  Copyright (C) 2015-     Ceetron Solutions AS
+// 
+//  ResInsight 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 3 of the License, or
+//  (at your option) any later version.
+// 
+//  ResInsight 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 at <http://www.gnu.org/licenses/gpl.html> 
+//  for more details.
+//
+/////////////////////////////////////////////////////////////////////////////////
+
+#pragma once
+
+#include "cafPdmUiDragDropHandle.h"
+
+
+//--------------------------------------------------------------------------------------------------
+/// 
+//--------------------------------------------------------------------------------------------------
+class RiuDragDrop : public caf::PdmUiDragDropHandle
+{
+public:
+    RiuDragDrop();
+    virtual ~RiuDragDrop();
+
+    virtual Qt::DropActions supportedDropActions() const;
+    virtual Qt::ItemFlags flags(const QModelIndex &index) const;
+    virtual bool dropMimeData(const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent);
+    virtual QMimeData* mimeData(const QModelIndexList &indexes) const;
+    virtual QStringList mimeTypes() const;
+};
+

ApplicationCode/UserInterface/RiuMainWindow.cpp

@@ -59,6 +59,7 @@
 #include "RiuResultInfoPanel.h"
 #include "RiuViewer.h"
 #include "RiuWellImportWizard.h"
+#include "RiuDragDrop.h"
 
 #include "cafAboutDialog.h"
 #include "cafAnimationToolBar.h"
@@ -128,6 +129,8 @@ RiuMainWindow::RiuMainWindow()
     slotRefreshFileActions();
     slotRefreshEditActions();
 
+    m_dragDrop = new RiuDragDrop;
+
     // Set pdm root so scripts are displayed
     setPdmRoot(RiaApplication::instance()->project());
 
@@ -188,9 +191,9 @@ void RiuMainWindow::closeEvent(QCloseEvent* event)
         return;
     }
 
+    delete m_dragDrop;
+    
     saveWinGeoAndDockToolBarLayout();
-
-
         
     event->accept();
 }
@@ -568,10 +571,10 @@ void RiuMainWindow::createDockPanels()
         m_projectTreeView->treeView()->setSelectionMode(QAbstractItemView::ExtendedSelection);
 
         // TODO :Drag and drop configuration
-//         m_projectTreeView->treeView()->setDragEnabled(true);
-//         m_projectTreeView->treeView()->viewport()->setAcceptDrops(true);
-//         m_projectTreeView->treeView()->setDropIndicatorShown(true);
-//         m_projectTreeView->treeView()->setDragDropMode(QAbstractItemView::DragDrop);
+        m_projectTreeView->treeView()->setDragEnabled(true);
+        m_projectTreeView->treeView()->viewport()->setAcceptDrops(true);
+        m_projectTreeView->treeView()->setDropIndicatorShown(true);
+        m_projectTreeView->treeView()->setDragDropMode(QAbstractItemView::DragDrop);
 
 		addDockWidget(Qt::RightDockWidgetArea, dockWidget);
 
@@ -1298,6 +1301,8 @@ void RiuMainWindow::setPdmRoot(caf::PdmObject* pdmRoot)
 
     m_projectTreeView->treeView()->expandAll();
 
+    m_projectTreeView->setDragDropHandle(m_dragDrop);
+
     caf::SelectionManager::instance()->setPdmRootObject(pdmRoot);
 }
 

ApplicationCode/UserInterface/RiuMainWindow.h

@@ -56,6 +56,7 @@ namespace caf
     class UiPropertyCreatorPdm;
     class UiTreeModelPdm;
     class PdmUiItem;
+    class PdmUiDragDropHandle;
 }
 
 namespace ssihub
@@ -295,7 +296,11 @@ private:
     RimUiTreeView*              m_OBSOLETE_treeView;
     RimUiTreeModelPdm*          m_OBSOLETE_treeModelPdm;
 
+
 	caf::PdmUiTreeView*			m_projectTreeView;
+    
+    caf::PdmUiDragDropHandle*   m_dragDrop;
+    
     QUndoView*                  m_undoView;
 
     caf::PdmObject*             m_pdmRoot;