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
|
// ************************************************************************************************
//
// BornAgain: simulate and fit reflection and scattering
//
//! @file GUI/coregui/Views/CommonWidgets/SessionItemController.h
//! @brief Defines class SessionItemController
//!
//! @homepage http://www.bornagainproject.org
//! @license GNU General Public License v3 or higher (see COPYING)
//! @copyright Forschungszentrum Jülich GmbH 2018
//! @authors Scientific Computing Group at MLZ (see CITATION, AUTHORS)
//
// ************************************************************************************************
#ifndef BORNAGAIN_GUI_COREGUI_VIEWS_COMMONWIDGETS_SESSIONITEMCONTROLLER_H
#define BORNAGAIN_GUI_COREGUI_VIEWS_COMMONWIDGETS_SESSIONITEMCONTROLLER_H
#include <QObject>
#include <functional>
class SessionItem;
//! Provides subscribe/unsubscribe mechanism for any QObject to track
//! time of life of SessionItem. Mainly intended for SessionItemWidget.
class SessionItemController : public QObject {
Q_OBJECT
public:
using callback_t = std::function<void(void)>;
explicit SessionItemController(QObject* prt);
~SessionItemController();
void setItem(SessionItem* item);
SessionItem* currentItem();
void setSubscribeCallback(callback_t fun);
void setUnsubscribeCallback(callback_t fun);
void subscribe();
void unsubscribe();
private:
void onItemDestroy();
void onControllerDestroy();
void subscribeParent();
void unsubscribeParent();
callback_t m_subscribe_callback;
callback_t m_unsubscribe_callback;
SessionItem* m_item;
bool m_parent_subscribed;
};
#endif // BORNAGAIN_GUI_COREGUI_VIEWS_COMMONWIDGETS_SESSIONITEMCONTROLLER_H
|
