Implemented move up, move down and delete page in the navigation palette

src/board/UBBoardController.h

@@ -262,6 +262,7 @@ class UBBoardController : public QObject
         void cacheDisabled();
         void pageChanged();
         void setDocOnPageNavigator(UBDocumentProxy* doc);
+        void documentReorganized(int index);
 
     protected:
 

src/board/UBBoardPaletteManager.cpp

@@ -717,3 +717,8 @@ UBRightPalette* UBBoardPaletteManager::createDesktopRightPalette(QWidget* parent
 
     return mDesktopRightPalette;
 }
+
+void UBBoardPaletteManager::connectToDocumentController()
+{
+    emit connectToDocController();
+}

src/board/UBBoardPaletteManager.h

@@ -49,10 +49,14 @@ class UBBoardPaletteManager : public QObject
         UBLeftPalette* leftPalette(){return mLeftPalette;}
         void showVirtualKeyboard(bool show = true);
         void initPalettesPosAtStartup();
+        void connectToDocumentController();
 
         UBKeyboardPalette *mKeyboardPalette;
         UBRightPalette* createDesktopRightPalette(QWidget* parent);
 
+    signals:
+        void connectToDocController();
+
     public slots:
 
         void activeSceneChanged();

src/core/UBApplication.cpp

@@ -39,7 +39,7 @@
 #include "board/UBBoardController.h"
 #include "board/UBDrawingController.h"
 #include "board/UBBoardView.h"
-
+#include "board/UBBoardPaletteManager.h"
 #include "web/UBWebController.h"
 
 #include "document/UBDocumentController.h"
@@ -233,13 +233,15 @@ int UBApplication::exec(const QString& pFileToImport)
     connect(mainWindow->actionDocument, SIGNAL(triggered()), this, SLOT(showDocument()));
     connect(mainWindow->actionQuit, SIGNAL(triggered()), this, SLOT(closing()));
     connect(mainWindow, SIGNAL(closeEvent_Signal(QCloseEvent*)), this, SLOT(closeEvent(QCloseEvent*)));
-     
+
     boardController = new UBBoardController(mainWindow);
     boardController->init();
 
     webController = new UBWebController(mainWindow);
     documentController = new UBDocumentController(mainWindow);
 
+    boardController->paletteManager()->connectToDocumentController();
+
     applicationController = new UBApplicationController(boardController->controlView(), boardController->displayView(), mainWindow, staticMemoryCleaner);
 
     connect(mainWindow->actionDesktop, SIGNAL(triggered(bool)), applicationController, SLOT(showDesktop(bool)));
@@ -249,6 +251,8 @@ int UBApplication::exec(const QString& pFileToImport)
     connect(mainWindow->actionHideApplication, SIGNAL(triggered()), this, SLOT(showMinimized()));
 #endif
 
+    connect(documentController, SIGNAL(movedToIndex(int)), boardController, SIGNAL(documentReorganized(int)));
+
     mPreferencesController = new UBPreferencesController(mainWindow);
 
     connect(mainWindow->actionPreferences, SIGNAL(triggered()), mPreferencesController, SLOT(show()));

src/core/UBApplicationController.h

@@ -102,7 +102,6 @@ class UBApplicationController : public QObject
 
     signals:
         void mainModeChanged(UBApplicationController::MainMode pMode);
-
         void desktopMode(bool displayed);
 
     public slots:

src/document/UBDocumentController.cpp

@@ -620,40 +620,42 @@ void UBDocumentController::deleteSelectedItem()
     {
         QList<QGraphicsItem*> selectedItems = mDocumentUI->thumbnailWidget->selectedItems();
 
-        if (selectedItems.count() > 0)
-        {
-            QList<int> sceneIndexes;
-            UBDocumentProxy* proxy = 0;
-
-            foreach (QGraphicsItem* item, selectedItems)
-            {
-                UBSceneThumbnailPixmap* thumb = dynamic_cast<UBSceneThumbnailPixmap*> (item);
-
-                if (thumb)
-                {
-                    proxy = thumb->proxy();
-                    if (proxy)
-                    {
-                        sceneIndexes.append(thumb->sceneIndex());
-                    }
-                }
-            }
-
-            if(UBApplication::mainWindow->yesNoQuestion(tr("Remove Page"), tr("Are you sure you want to remove %n page(s) from the selected document '%1'?", "", sceneIndexes.count()).arg(proxy->metaData(UBSettings::documentName).toString())))
-            {
-                UBPersistenceManager::persistenceManager()->deleteDocumentScenes(proxy, sceneIndexes);
-                proxy->setMetaData(UBSettings::documentUpdatedAt, UBStringUtils::toUtcIsoDateTime(QDateTime::currentDateTime()));
-                UBMetadataDcSubsetAdaptor::persist(proxy);
-                refreshDocumentThumbnailsView();
-
-                int minIndex = proxy->pageCount() - 1;
-
-                foreach (int i, sceneIndexes)
-                     minIndex = qMin(i, minIndex);
-
-                mDocumentUI->thumbnailWidget->selectItemAt(minIndex);
-            }
-        }
+        deletePages(selectedItems);
+
+//        if (selectedItems.count() > 0)
+//        {
+//            QList<int> sceneIndexes;
+//            UBDocumentProxy* proxy = 0;
+
+//            foreach (QGraphicsItem* item, selectedItems)
+//            {
+//                UBSceneThumbnailPixmap* thumb = dynamic_cast<UBSceneThumbnailPixmap*> (item);
+
+//                if (thumb)
+//                {
+//                    proxy = thumb->proxy();
+//                    if (proxy)
+//                    {
+//                        sceneIndexes.append(thumb->sceneIndex());
+//                    }
+//                }
+//            }
+
+//            if(UBApplication::mainWindow->yesNoQuestion(tr("Remove Page"), tr("Are you sure you want to remove %n page(s) from the selected document '%1'?", "", sceneIndexes.count()).arg(proxy->metaData(UBSettings::documentName).toString())))
+//            {
+//                UBPersistenceManager::persistenceManager()->deleteDocumentScenes(proxy, sceneIndexes);
+//                proxy->setMetaData(UBSettings::documentUpdatedAt, UBStringUtils::toUtcIsoDateTime(QDateTime::currentDateTime()));
+//                UBMetadataDcSubsetAdaptor::persist(proxy);
+//                refreshDocumentThumbnailsView();
+
+//                int minIndex = proxy->pageCount() - 1;
+
+//                foreach (int i, sceneIndexes)
+//                     minIndex = qMin(i, minIndex);
+
+//                mDocumentUI->thumbnailWidget->selectItemAt(minIndex);
+//            }
+//        }
     }
     else
     {
@@ -1164,7 +1166,11 @@ void UBDocumentController::moveSceneToIndex(UBDocumentProxy* proxy, int source,
     UBMetadataDcSubsetAdaptor::persist(proxy);
     refreshDocumentThumbnailsView();
 
+    // NOTE [Didier]: I think that selecting the thumbnail is not the role of the documentController
     mDocumentUI->thumbnailWidget->selectItemAt(target);
+
+    // Notify the move to anyone interested in knowing it
+    emit movedToIndex(target);
 }
 
 
@@ -1630,3 +1636,40 @@ void UBDocumentController::focusChanged(QWidget *old, QWidget *current)
     selectionChanged();
 }
 
+void UBDocumentController::deletePages(QList<QGraphicsItem *> itemsToDelete)
+{
+    if (itemsToDelete.count() > 0)
+    {
+        QList<int> sceneIndexes;
+        UBDocumentProxy* proxy = 0;
+
+        foreach (QGraphicsItem* item, itemsToDelete)
+        {
+            UBSceneThumbnailPixmap* thumb = dynamic_cast<UBSceneThumbnailPixmap*> (item);
+
+            if (thumb)
+            {
+                proxy = thumb->proxy();
+                if (proxy)
+                {
+                    sceneIndexes.append(thumb->sceneIndex());
+                }
+            }
+        }
+
+        if(UBApplication::mainWindow->yesNoQuestion(tr("Remove Page"), tr("Are you sure you want to remove %n page(s) from the selected document '%1'?", "", sceneIndexes.count()).arg(proxy->metaData(UBSettings::documentName).toString())))
+        {
+            UBPersistenceManager::persistenceManager()->deleteDocumentScenes(proxy, sceneIndexes);
+            proxy->setMetaData(UBSettings::documentUpdatedAt, UBStringUtils::toUtcIsoDateTime(QDateTime::currentDateTime()));
+            UBMetadataDcSubsetAdaptor::persist(proxy);
+            refreshDocumentThumbnailsView();
+
+            int minIndex = proxy->pageCount() - 1;
+
+            foreach (int i, sceneIndexes)
+                 minIndex = qMin(i, minIndex);
+
+            mDocumentUI->thumbnailWidget->selectItemAt(minIndex);
+        }
+    }
+}

src/document/UBDocumentController.h

@@ -49,10 +49,12 @@ class UBDocumentController : public QObject
         UBDocumentProxyTreeItem* findDocument(UBDocumentProxy* proxy);
         bool addFileToDocument(UBDocumentProxy* document);
         UBDocumentProxy* getCurrentDocument();
+        void deletePages(QList<QGraphicsItem*> itemsToDelete);
 
     signals:
         void refreshThumbnails();
         void exportDone();
+        void movedToIndex(int index);
 
     public slots:
         void createNewDocument();

src/gui/UBDocumentNavigator.cpp

@@ -28,6 +28,8 @@
 #include "adaptors/UBSvgSubsetAdaptor.h"
 #include "document/UBDocumentController.h"
 #include "domain/UBGraphicsScene.h"
+#include "board/UBBoardPaletteManager.h"
+#include "core/UBApplicationController.h"
 
 #include "core/memcheck.h"
 
@@ -56,6 +58,7 @@ UBDocumentNavigator::UBDocumentNavigator(QWidget *parent, const char *name):QGra
     connect(UBApplication::boardController, SIGNAL(activeSceneChanged()), this, SLOT(addNewPage()));
     connect(UBApplication::boardController, SIGNAL(setDocOnPageNavigator(UBDocumentProxy*)), this, SLOT(generateThumbnails()));
     connect(mScene, SIGNAL(selectionChanged()), this, SLOT(onSelectionChanged()));
+    connect(UBApplication::boardController, SIGNAL(documentReorganized(int)), this, SLOT(onMovedToIndex(int)));
 }
 
 /**
@@ -107,13 +110,13 @@ void UBDocumentNavigator::generateThumbnails()
     for(int i = 0; i < thumbs.count(); i++)
     {
         QPixmap pix = thumbs.at(i);
-        QGraphicsPixmapItem* pixmapItem = new UBSceneThumbnailPixmap(pix, mCrntDoc, i);
+        QGraphicsPixmapItem* pixmapItem = new UBSceneThumbnailNavigPixmap(pix, mCrntDoc, i);
 
         // Get the selected item
         if(UBApplication::boardController->activeSceneIndex() == i)
         {
             selection = pixmapItem;
-            mCrntItem = dynamic_cast<UBSceneThumbnailPixmap*>(pixmapItem);
+            mCrntItem = dynamic_cast<UBSceneThumbnailNavigPixmap*>(pixmapItem);
             mCrntItem->setSelected(true);
         }
 
@@ -145,7 +148,7 @@ void UBDocumentNavigator::updateSpecificThumbnail(int iPage)
         // Load it
         QList<QPixmap> thumbs = UBThumbnailAdaptor::load(mCrntDoc);
         QPixmap pix = thumbs.at(iPage);
-        QGraphicsPixmapItem* pixmapItem = new UBSceneThumbnailPixmap(pix, mCrntDoc, iPage);
+        QGraphicsPixmapItem* pixmapItem = new UBSceneThumbnailNavigPixmap(pix, mCrntDoc, iPage);
         if(pixmapItem)
         {
             // Get the old thumbnail
@@ -370,7 +373,7 @@ void UBDocumentNavigator::mousePressEvent(QMouseEvent *event)
         bNavig = true;
 
         // First, select the clicked item
-        UBSceneThumbnailPixmap* pCrntItem = dynamic_cast<UBSceneThumbnailPixmap*>(pClickedItem);
+        UBSceneThumbnailNavigPixmap* pCrntItem = dynamic_cast<UBSceneThumbnailNavigPixmap*>(pClickedItem);
 
         if(NULL == pCrntItem)
         {
@@ -378,7 +381,7 @@ void UBDocumentNavigator::mousePressEvent(QMouseEvent *event)
             UBThumbnailTextItem* pTextItem = dynamic_cast<UBThumbnailTextItem*>(pClickedItem);
             if(NULL != pTextItem)
             {
-                pCrntItem = dynamic_cast<UBSceneThumbnailPixmap*>(mThumbnails.at(mLabels.indexOf(pTextItem)));
+                pCrntItem = dynamic_cast<UBSceneThumbnailNavigPixmap*>(mThumbnails.at(mLabels.indexOf(pTextItem)));
             }
         }
         else
@@ -387,12 +390,14 @@ void UBDocumentNavigator::mousePressEvent(QMouseEvent *event)
             {
                 // Unselect the previous item
                 int iOldPage = mThumbnails.indexOf(mCrntItem);
-                mCrntItem->setSelected(false);
                 updateSpecificThumbnail(iOldPage);
                 mCrntItem = pCrntItem;
             }
 
-            pCrntItem->setSelected(true);
+            // HACK: for an unknown reason, the mousePressEvent of the item is not
+            //       called when a click occurs on it. So I created this method in
+            //       order to handle the click.
+            mCrntItem->notifyClick(mapToScene(event->pos()));
 
             // Then display the related page
             emit changeCurrentPage();
@@ -435,3 +440,18 @@ void UBDocumentNavigator::onSelectionChanged()
     //    QList<QGraphicsItem*> qlItems = mScene->selectedItems();
     //    qDebug() << "The number of selected items is " << qlItems.count();
 }
+
+/**
+ * \brief Occurs when a page has been moved to another index in the document
+ * @param index as the new index
+ */
+void UBDocumentNavigator::onMovedToIndex(int index)
+{
+    UBSceneThumbnailNavigPixmap* pItem = dynamic_cast<UBSceneThumbnailNavigPixmap*>(mThumbnails.at(index));
+    if(NULL != pItem)
+    {
+        mCrntItem = pItem;
+        mCrntItem->setSelected(true);
+        centerOn(mCrntItem);
+    }
+}

src/gui/UBDocumentNavigator.h

@@ -44,6 +44,9 @@ public:
 signals:
     void changeCurrentPage();
 
+public slots:
+    void onMovedToIndex(int index);
+
 protected:
     virtual void resizeEvent(QResizeEvent *event);
     virtual void mousePressEvent(QMouseEvent *event);
@@ -63,7 +66,7 @@ private:
     /** The scene */
     QGraphicsScene* mScene;
     /** The current selected item */
-    UBSceneThumbnailPixmap* mCrntItem;
+    UBSceneThumbnailNavigPixmap* mCrntItem;
     /** The current document */
     UBDocumentProxy* mCrntDoc;
     /** The list of current thumbnails */

src/gui/UBThumbnailWidget.cpp

@@ -13,14 +13,19 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 #include <QString>
+#include <QCursor>
 
 #include "UBThumbnailWidget.h"
 #include "UBRubberBand.h"
 
 #include "core/UBSettings.h"
+#include "core/UBApplication.h"
 
 #include "core/memcheck.h"
 
+#include "document/UBDocumentProxy.h"
+#include "document/UBDocumentController.h"
+
 UBThumbnailWidget::UBThumbnailWidget(QWidget* parent)
     : QGraphicsView(parent)
     , mThumbnailWidth(UBSettings::defaultThumbnailWidth)
@@ -681,3 +686,158 @@ UBThumbnail::~UBThumbnail()
     if (mSelectionItem && !mAddedToScene)
         delete mSelectionItem;
 }
+
+
+UBSceneThumbnailNavigPixmap::UBSceneThumbnailNavigPixmap(const QPixmap& pix, UBDocumentProxy* proxy, int pSceneIndex)
+    : UBSceneThumbnailPixmap(pix, proxy, pSceneIndex)
+    , bButtonsVisible(false)
+    , bCanDelete(false)
+    , bCanMoveUp(false)
+    , bCanMoveDown(false)
+{
+    setAcceptsHoverEvents(true);
+    setFlag(QGraphicsItem::ItemIsSelectable, true);
+}
+
+UBSceneThumbnailNavigPixmap::~UBSceneThumbnailNavigPixmap()
+{
+
+}
+
+void UBSceneThumbnailNavigPixmap::hoverEnterEvent(QGraphicsSceneHoverEvent *event)
+{
+    event->accept();
+    updateButtonsState();
+    update();
+}
+
+void UBSceneThumbnailNavigPixmap::hoverLeaveEvent(QGraphicsSceneHoverEvent *event)
+{
+    event->accept();
+    bButtonsVisible = false;
+    update();
+}
+
+void UBSceneThumbnailNavigPixmap::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
+{
+    Q_UNUSED(option);
+    Q_UNUSED(widget);
+
+    UBSceneThumbnailPixmap::paint(painter, option, widget);
+    if(bButtonsVisible)
+    {
+        if(bCanDelete)
+            painter->drawPixmap(0, 0, BUTTONSIZE, BUTTONSIZE, QPixmap(":images/close.svg"));
+        else
+            painter->drawPixmap(0, 0, BUTTONSIZE, BUTTONSIZE, QPixmap(":images/closeDisabled.svg"));
+        if(bCanMoveUp)
+            painter->drawPixmap(BUTTONSIZE + BUTTONSPACING, 0, BUTTONSIZE, BUTTONSIZE, QPixmap(":images/moveUp.svg"));
+        else
+            painter->drawPixmap(BUTTONSIZE + BUTTONSPACING, 0, BUTTONSIZE, BUTTONSIZE, QPixmap(":images/moveUpDisabled.svg"));
+        if(bCanMoveDown)
+            painter->drawPixmap(2*(BUTTONSIZE + BUTTONSPACING), 0, BUTTONSIZE, BUTTONSIZE, QPixmap(":images/menu.svg"));
+        else
+            painter->drawPixmap(2*(BUTTONSIZE + BUTTONSPACING), 0, BUTTONSIZE, BUTTONSIZE, QPixmap(":images/menuDisabled.svg"));
+    }
+}
+
+void UBSceneThumbnailNavigPixmap::mousePressEvent(QGraphicsSceneMouseEvent *event)
+{
+    // INFO: This implementation should work but this method is not called on a mousePressEvent, why?
+    //       PLEASE DO NOT REMOVE THIS METHOD! We should reactivate this code when we will fix
+    //       the mousePressEvent-not-called issue!
+
+//    QPointF p = event->pos();
+
+//    // Here we check the position of the click and verify if it has to trig an action or not.
+//    if(bCanDelete && p.x() >= 0 && p.x() <= BUTTONSIZE && p.y() >= 0 && p.y() <= BUTTONSIZE)
+//    {
+//        deletePage();
+//    }
+//    if(bCanMoveUp && p.x() >= BUTTONSIZE + BUTTONSPACING && p.x() <= 2*BUTTONSIZE + BUTTONSPACING && p.y() >= 0 && p.y() <= BUTTONSIZE)
+//    {
+//        moveUpPage();
+//    }
+//    if(bCanMoveDown && p.x() >= 2*(BUTTONSIZE + BUTTONSPACING) && p.x() <= 2*(BUTTONSIZE + BUTTONSPACING) + BUTTONSIZE && p.y() >= 0 && p.y() <= BUTTONSIZE)
+//    {
+//        moveDownPage();
+//    }
+    event->accept();
+}
+
+void UBSceneThumbnailNavigPixmap::updateButtonsState()
+{
+    bCanDelete = false;
+    bCanMoveUp = false;
+    bCanMoveDown = false;
+
+    UBDocumentProxy* p = proxy();
+    if(NULL != p)
+    {
+        int iNbPages = p->pageCount();
+        if(1 < iNbPages)
+        {
+            bCanDelete = true;
+            if(sceneIndex() > 0)
+            {
+                bCanMoveUp = true;
+            }
+            if(sceneIndex() != iNbPages - 1)
+            {
+                bCanMoveDown = true;
+            }
+        }
+    }
+
+    if(bCanDelete || bCanMoveUp || bCanMoveDown)
+    {
+        bButtonsVisible = true;
+    }
+}
+
+void UBSceneThumbnailNavigPixmap::deletePage()
+{
+    QList<QGraphicsItem*> itemsToDelete;
+    itemsToDelete << this;
+
+    UBApplication::documentController->deletePages(itemsToDelete);
+}
+
+void UBSceneThumbnailNavigPixmap::moveUpPage()
+{
+    UBApplication::documentController->moveSceneToIndex(proxy(), sceneIndex(), sceneIndex() - 1);
+}
+
+void UBSceneThumbnailNavigPixmap::moveDownPage()
+{
+    UBApplication::documentController->moveSceneToIndex(proxy(), sceneIndex(), sceneIndex() + 1);
+}
+
+void UBSceneThumbnailNavigPixmap::notifyClick(QPointF clickedScenePos)
+{
+    QPointF p = clickedPos(clickedScenePos);
+
+    // Here we check the position of the click and verify if it has to trig an action or not.
+    if(bCanDelete && p.x() >= 0 && p.x() <= BUTTONSIZE/2 && p.y() >= 0 && p.y() <= BUTTONSIZE/2)
+    {
+        deletePage();
+    }
+    if(bCanMoveUp && p.x() >= (BUTTONSIZE + BUTTONSPACING)/2 && p.x() <= BUTTONSIZE + BUTTONSPACING && p.y() >= 0 && p.y() <= BUTTONSIZE/2)
+    {
+        moveUpPage();
+    }
+    if(bCanMoveDown && p.x() >= BUTTONSIZE + BUTTONSPACING && p.x() <= BUTTONSIZE + BUTTONSPACING + BUTTONSIZE/2 && p.y() >= 0 && p.y() <= BUTTONSIZE/2)
+    {
+        moveDownPage();
+    }
+}
+
+QPointF UBSceneThumbnailNavigPixmap::clickedPos(QPointF clickedScenePos)
+{
+    QPointF p;
+
+    p.setX(clickedScenePos.x() - scenePos().x());
+    p.setY(clickedScenePos.y() - scenePos().y());
+
+    return p;
+}

src/gui/UBThumbnailWidget.h

@@ -19,11 +19,14 @@
 #include <QtGui>
 #include <QtSvg>
 #include <QTime>
+#include <QGraphicsSceneHoverEvent>
 
 #include "frameworks/UBCoreGraphicsScene.h"
 #include "core/UBSettings.h"
 
 #define STARTDRAGTIME   1000000
+#define BUTTONSIZE      48
+#define BUTTONSPACING   5
 
 class UBDocumentProxy;
 class UBThumbnailTextItem;
@@ -282,6 +285,31 @@ class UBSceneThumbnailPixmap : public UBThumbnailPixmap
         int mSceneIndex;
 };
 
+class UBSceneThumbnailNavigPixmap : public UBSceneThumbnailPixmap
+{
+    public:
+        UBSceneThumbnailNavigPixmap(const QPixmap& pix, UBDocumentProxy* proxy, int pSceneIndex);
+        ~UBSceneThumbnailNavigPixmap();
+        void notifyClick(QPointF clickedScenePos);
+
+    protected:
+        void hoverEnterEvent(QGraphicsSceneHoverEvent *event);
+        void hoverLeaveEvent(QGraphicsSceneHoverEvent *event);
+        void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
+        void mousePressEvent(QGraphicsSceneMouseEvent *event);
+
+    private:
+        void updateButtonsState();
+        void deletePage();
+        void moveUpPage();
+        void moveDownPage();
+        QPointF clickedPos(QPointF clickedScenePos);
+
+        bool bButtonsVisible;
+        bool bCanDelete;
+        bool bCanMoveUp;
+        bool bCanMoveDown;
+};
 
 class UBThumbnailVideo : public UBThumbnailPixmap
 {