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95 lines
2.8 KiB
95 lines
2.8 KiB
/*
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* Copyright (C) 2015-2022 Département de l'Instruction Publique (DIP-SEM)
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*
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* Copyright (C) 2013 Open Education Foundation
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*
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* Copyright (C) 2010-2013 Groupement d'Intérêt Public pour
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* l'Education Numérique en Afrique (GIP ENA)
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*
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* This file is part of OpenBoard.
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*
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* OpenBoard is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, version 3 of the License,
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* with a specific linking exception for the OpenSSL project's
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* "OpenSSL" library (or with modified versions of it that use the
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* same license as the "OpenSSL" library).
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*
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* OpenBoard is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with OpenBoard. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef UBBOARDTHUMBNAILSVIEW_H
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#define UBBOARDTHUMBNAILSVIEW_H
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#include <QResizeEvent>
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#include <QGraphicsView>
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#include <QGraphicsScene>
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#include <QMouseEvent>
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#include "document/UBDocumentContainer.h"
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#include "UBThumbnailWidget.h"
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class UBBoardThumbnailsView : public QGraphicsView
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{
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Q_OBJECT
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public:
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UBBoardThumbnailsView(QWidget* parent=0, const char* name="UBBoardThumbnailsView");
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public slots:
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void ensureVisibleThumbnail(int index);
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void centerOnThumbnail(int index);
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void clearThumbnails();
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void initThumbnails(UBDocumentContainer* source);
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void addThumbnail(UBDocumentContainer* source, int i);
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void moveThumbnail(int from, int to);
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void removeThumbnail(int i);
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void updateThumbnails();
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void longPressTimeout();
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void mousePressAndHoldEvent(QPoint pos);
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protected:
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virtual void resizeEvent(QResizeEvent *event);
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virtual void dragEnterEvent(QDragEnterEvent* event);
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virtual void dragMoveEvent(QDragMoveEvent* event);
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virtual void dropEvent(QDropEvent* event);
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virtual void mousePressEvent(QMouseEvent *event);
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virtual void mouseMoveEvent(QMouseEvent *event);
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virtual void mouseReleaseEvent(QMouseEvent *event);
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signals:
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void mousePressAndHoldEventRequired(QPoint pos);
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void moveThumbnailRequired(int from, int to);
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private:
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UBDraggableThumbnailView* createThumbnail(UBDocumentContainer* source, int i);
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void updateThumbnailsPos();
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QList<UBDraggableThumbnailView*> mThumbnails;
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int mThumbnailWidth;
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const int mThumbnailMinWidth;
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const int mMargin;
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UBDraggableThumbnailView* mDropSource;
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UBDraggableThumbnailView* mDropTarget;
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QGraphicsRectItem *mDropBar;
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int mLongPressInterval;
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QTimer mLongPressTimer;
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QPoint mLastPressedMousePos;
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};
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#endif // UBBOARDTHUMBNAILSVIEW_H
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