1 /******************************************************************* 2 3 Part of the Fritzing project - http://fritzing.org 4 Copyright (c) 2007-2014 Fachhochschule Potsdam - http://fh-potsdam.de 5 6 Fritzing is free software: you can redistribute it and/or modify 7 it under the terms of the GNU General Public License as published by 8 the Free Software Foundation, either version 3 of the License, or 9 (at your option) any later version. 10 11 Fritzing is distributed in the hope that it will be useful, 12 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 GNU General Public License for more details. 15 16 You should have received a copy of the GNU General Public License 17 along with Fritzing. If not, see <http://www.gnu.org/licenses/>. 18 19 ******************************************************************** 20 21 $Revision: 6264 $: 22 $Author: cohen@irascible.com $: 23 $Date: 2012-08-07 17:59:08 +0200 (Di, 07. Aug 2012) $ 24 25 ********************************************************************/ 26 27 28 29 #ifndef ITEMDRAG_H 30 #define ITEMDRAG_H 31 32 #include <QDrag> 33 #include <QHash> 34 #include <QPixmap> 35 #include <QPointer> 36 37 38 class ItemDrag : public QObject { 39 40 Q_OBJECT 41 42 43 protected: 44 ItemDrag(QObject * parent = 0); 45 void __dragIsDone(); 46 47 public: 48 static ItemDrag * singleton(); 49 static QHash<QObject *, QObject *> & cache(); 50 static void dragIsDone(); 51 static void cleanup(); 52 static void setOriginator(QWidget *); 53 static QWidget * originator(); 54 static bool originatorIsTempBin(); 55 static void setOriginatorIsTempBin(bool); 56 57 signals: 58 void dragIsDoneSignal(ItemDrag *); 59 60 protected: 61 QHash<QObject *, QObject *> m_cache; 62 QPointer<QWidget> m_originator; 63 bool m_originatorIsTempBin; 64 65 protected: 66 static ItemDrag * Singleton; 67 }; 68 69 #endif 70