/usr/include/tulip/GraphNeedsSavingObserver.h is in libtulip-dev 4.4.0dfsg2-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 | /*
*
* This file is part of Tulip (www.tulip-software.org)
*
* Authors: David Auber and the Tulip development Team
* from LaBRI, University of Bordeaux 1 and Inria Bordeaux - Sud Ouest
*
* Tulip is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation, either version 3
* of the License, or (at your option) any later version.
*
* Tulip 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 for more details.
*
*/
#ifndef GRAPHNEEDSSAVINGOBSERVER_H
#define GRAPHNEEDSSAVINGOBSERVER_H
#include <tulip/Observable.h>
#include <QObject>
namespace tlp {
class Graph;
/**
* @see Observable
*
* @brief The GraphNeedsSavingObserver class will observe a graph and tells if it has been modified.
*
* @li The constructor. Observe the graph given in parameter for modification
* @li needsSaving. Returns true is the graph has been modified
* @li saved. The graph has been saved, and the status of the class must be reset. needsSaving will return false if called after saved().
* @li savingNeeded. Signal send when the status of the graph evolves.
*
*/
class TLP_QT_SCOPE GraphNeedsSavingObserver : public QObject, Observable {
Q_OBJECT
bool _needsSaving;
Graph* _graph;
void addObserver();
void removeObservers();
public :
/**
* @brief GraphNeedsSavingObserver Class constructor
* @param graph the graph which needs to be observed for modifications
*/
GraphNeedsSavingObserver(Graph* graph);
/**
* @brief saved If the graph has been saved, one has to call this method to reset the status of the graph (it does not need to be saved).
* to indicate that the graph does not need to be saved until a new modification.
*/
void saved();
/**
* @brief needsSaving Indicates if the graph has been modified, and thus needs to be saved.
*
* @return true if the graph needs to be saved, false otherwise.
*/
bool needsSaving() const;
protected :
/**
* @see Listener
* @see Observer
* @see Observable
* @see Observable::treatEvents(const std::vector<Event>&)
*
* @brief treatEvents This function is called when events are sent to Observers, and Observers only.
*
* @param events The events that happened since the last unHoldObservers().
*/
virtual void treatEvents(const std::vector<Event>&);
signals:
/**
* @brief savingNeeded This signal is sent when the graph needs to be saved (it has been modified).
*/
void savingNeeded();
};
}
#endif //GRAPHNEEDSSAVINGOBSERVER_H
|