Deactivated the drag ability on non-dragable items

src/board/UBLibraryController.cpp

@@ -221,40 +221,47 @@ QList<UBLibElement*> UBLibraryController::rootCategoriesList()
     UBLibElement* element = new UBLibElement(eUBLibElementType_Folder, mAudioStandardDirectoryPath, tr("Audios", "Audio category element"));
     QImage* categoryImage = new QImage(":images/libpalette/AudiosCategory.svg");
     element->setThumbnail(categoryImage);
+    element->setMoveable(false);
     categories << element;
 
 
     element = new UBLibElement(eUBLibElementType_Folder, mVideoStandardDirectoryPath, tr("Movies", "Movies category element"));
     categoryImage = new QImage(":images/libpalette/MoviesCategory.svg");
     element->setThumbnail(categoryImage);
+    element->setMoveable(false);
     categories << element;
 
     element = new UBLibElement(eUBLibElementType_VirtualFolder, picturesVirtualPath, tr("Pictures", "Pictures category element"));
     categoryImage = new QImage(":images/libpalette/PicturesCategory.svg");
     element->setThumbnail(categoryImage);
+    element->setMoveable(false);
     categories << element;
 
     QString path = UBSettings::settings()->uniboardShapeLibraryDirectory();
     categoryImage = new QImage(":images/libpalette/ShapesCategory.svg");
     element = new UBLibElement(eUBLibElementType_Folder, QUrl::fromLocalFile(path), tr("Shapes", "Shapes category element"));
     element->setThumbnail(categoryImage);
+    element->setMoveable(false);
     categories << element;
 
 
     categoryImage = new QImage(":images/libpalette/ApplicationsCategory.svg");
     element = new UBLibElement(eUBLibElementType_VirtualFolder, applicationsVirtualPath, tr("Applications", "Applications category element"));
     element->setThumbnail(categoryImage);
+    element->setMoveable(false);
     categories << element;
 
     categoryImage = new QImage(":images/libpalette/FavoritesCategory.svg");
     element = new UBLibElement(eUBLibElementType_VirtualFolder, favoriteVirtualPath, tr("Favorite", "Favorite category element"));
     element->setThumbnail(categoryImage);
+    element->setMoveable(false);
     categories << element;
 
     categoryImage = new QImage(":images/libpalette/InteractivesCategory.svg");
     interactivesCategoryPath = UBSettings::settings()->uniboardGipLibraryDirectory();
     element = new UBLibElement(eUBLibElementType_Folder, QUrl::fromLocalFile(interactivesCategoryPath), tr("Interactives", "Interactives category element"));
     element->setThumbnail(categoryImage);
+    element->setMoveable(false);
     categories << element;
 
 
@@ -2429,7 +2436,8 @@ QString UBLibraryController::favoritePath()
 
 UBLibElement::UBLibElement() {
     mType = eUBLibElementType_Category;
-    mName = QObject::tr("/Home", "Category list label on nagigation tool bar");
+    mName = QObject::tr("/Home", "Category list label on navigation tool bar");
+    mbMoveable = false;
 }
 
 
@@ -2439,6 +2447,7 @@ UBLibElement::UBLibElement(eUBLibElementType type, const QUrl &path, const QStri
     mPath = path;
     mName = name;
     mInfo = "";
+    mbMoveable = true;
 
     if (type == eUBLibElementType_Folder)
         mThumbnail = QImage(":images/libpalette/folder.svg");
@@ -2448,6 +2457,9 @@ UBLibElement::UBLibElement(eUBLibElementType type, const QUrl &path, const QStri
 
     if (type == eUBLibElementType_Item)
         mExtension = QFileInfo(path.toLocalFile()).completeSuffix();
+
+    if(type == eUBLibElementType_VirtualFolder || type == eUBLibElementType_Category)
+        mbMoveable = false;
 }
 
 UBLibElement::~UBLibElement()
@@ -2483,6 +2495,7 @@ UBLibElement* UBLibElement::trashElement()
     trashElement = new UBLibElement(eUBLibElementType_Folder, UBSettings::trashLibraryPaletteDirPath(), QObject::tr("Trash", "Pictures category element"));
     QImage *categoryImage = new QImage(":images/libpalette/TrashCategory.svg");
     trashElement->setThumbnail(categoryImage);
+    trashElement->setMoveable(false);
 
     return trashElement;
 }

src/board/UBLibraryController.h

@@ -46,6 +46,8 @@ public:
     void setName(QString name){mName = name;}
     QString extension(){return mExtension;}
     void setExtension(QString &extension){ mExtension = extension;}
+    bool isMoveable(){return mbMoveable;}
+    void setMoveable(bool bState){mbMoveable = bState;}
 
 private:
     eUBLibElementType mType;
@@ -54,6 +56,7 @@ private:
     QString mInfo;
     QString mName;
     QString mExtension;
+    bool mbMoveable;
 };
 
 class UBChainedLibElement

src/gui/UBLibraryWidget.cpp

@@ -209,6 +209,7 @@ void UBLibraryWidget::onSelectionChanged()
     QList<UBLibElement*> qlSelectedItems;
     QList<QGraphicsItem*> qlGI = selectedItems();
 
+    bCanDrag = true;
     foreach(QGraphicsItem* it, qlGI)
     {
         int itIndex = mGraphicItems.indexOf(it);
@@ -222,6 +223,11 @@ void UBLibraryWidget::onSelectionChanged()
                 {
                     qlSelectedItems << pElem;
                 }
+
+                if(!pElem->isMoveable())
+                {
+                    bCanDrag = false;
+                }
             }
         }
     }

src/gui/UBThumbnailWidget.cpp

@@ -19,6 +19,8 @@ UBThumbnailWidget::UBThumbnailWidget(QWidget* parent)
     , mSelectionSpan(0)
     , mLassoRectItem(0)
 {
+    // By default, the drag is possible
+    bCanDrag = true;
     setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
     setRenderHints(QPainter::Antialiasing | QPainter::SmoothPixmapTransform | QPainter::TextAntialiasing);
     setFrameShape(QFrame::NoFrame);
@@ -326,30 +328,33 @@ void UBThumbnailWidget::mouseMoveEvent(QMouseEvent *event)
         if (0 == selectedItems().size())
             return;
 
-        QDrag *drag = new QDrag(this);
-        QMimeData *mime = new QMimeData();
+        if(bCanDrag)
+        {
+            QDrag *drag = new QDrag(this);
+            QMimeData *mime = new QMimeData();
 
-        if (mMimeType.length() > 0)
-            mime->setData(mMimeType, QByteArray()); // trick the d&d system to register our own mime type
+            if (mMimeType.length() > 0)
+                mime->setData(mMimeType, QByteArray()); // trick the d&d system to register our own mime type
 
-        drag->setMimeData(mime);
+            drag->setMimeData(mime);
 
-		QList<QUrl> qlElements;
+            QList<QUrl> qlElements;
 
-        foreach (QGraphicsItem* item, selectedItems())
-        {
-            if (mGraphicItems.contains(item))
+            foreach (QGraphicsItem* item, selectedItems())
             {
-                if (mGraphicItems.indexOf(item) <= mItemsPaths.size()){
-                    qlElements << mItemsPaths.at(mGraphicItems.indexOf(item));
+                if (mGraphicItems.contains(item))
+                {
+                    if (mGraphicItems.indexOf(item) <= mItemsPaths.size()){
+                        qlElements << mItemsPaths.at(mGraphicItems.indexOf(item));
+                    }
                 }
             }
-        }
 
-        if (qlElements.size() > 0){
-			mime->setUrls(qlElements);
-			drag->setMimeData(mime);
-			drag->exec();
+            if (qlElements.size() > 0){
+                            mime->setUrls(qlElements);
+                            drag->setMimeData(mime);
+                            drag->exec();
+            }
         }
     }
 

src/gui/UBThumbnailWidget.h

@@ -77,6 +77,7 @@ class UBThumbnailWidget : public QGraphicsView
         QList<QUrl> mItemsPaths;
         QStringList mLabels;
         bool bSelectionInProgress;
+        bool bCanDrag;
 
     private:
         void selectAll();