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cxWorkflowState.h
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1 /*=========================================================================
2 This file is part of CustusX, an Image Guided Therapy Application.
3 
4 Copyright (c) 2008-2014, SINTEF Department of Medical Technology
5 All rights reserved.
6 
7 Redistribution and use in source and binary forms, with or without
8 modification, are permitted provided that the following conditions are met:
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10 1. Redistributions of source code must retain the above copyright notice,
11  this list of conditions and the following disclaimer.
12 
13 2. Redistributions in binary form must reproduce the above copyright notice,
14  this list of conditions and the following disclaimer in the documentation
15  and/or other materials provided with the distribution.
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17 3. Neither the name of the copyright holder nor the names of its contributors
18  may be used to endorse or promote products derived from this software
19  without specific prior written permission.
20 
21 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
22 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
24 DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
25 FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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30 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 =========================================================================*/
32 
33 #ifndef CXWORKFLOWSTATE_H_
34 #define CXWORKFLOWSTATE_H_
35 
36 #include "cxResourceExport.h"
37 
38 #include <iostream>
39 #include <QState>
40 #include <QStateMachine>
41 #include <QString>
42 #include <QAction>
43 #include "cxTypeConversions.h"
45 #include "boost/shared_ptr.hpp"
46 #include "cxForwardDeclarations.h"
47 
48 
49 namespace cx
50 {
51 
63 class cxResource_EXPORT WorkflowState: public QState
64 {
65 Q_OBJECT
66 
67 public:
68  WorkflowState(QState* parent, QString uid, QString name, CoreServicesPtr services) :
69  QState(parent),
70  mUid(uid),
71  mName(name),
72  mAction(NULL),
73  mServices(services)
74  {}
75 
76  virtual ~WorkflowState() {}
77 
78  virtual void onEntry(QEvent * event);
79  virtual void onExit(QEvent * event);
80 
81  virtual QString getUid() const { return mUid; }
82  virtual QString getName() const { return mName; }
83 
84  std::vector<WorkflowState*> getChildStates();
85  QAction* createAction(QActionGroup* group);
86 
87 signals:
88  void aboutToExit();
89 
90 protected slots:
91  void canEnterSlot();
92  void setActionSlot();
93 
94 protected:
95  virtual bool canEnter() const = 0;
96  virtual QIcon getIcon() const = 0;
97  void autoStartHardware();
98 
99  QString mUid;
100  QString mName;
101  QAction* mAction;
103 };
104 
105 class cxResource_EXPORT ParentWorkflowState: public WorkflowState
106 {
107 Q_OBJECT
108 public:
109  ParentWorkflowState(QState* parent, CoreServicesPtr services) :
110  WorkflowState(parent, "ParentUid", "Parent", services) {}
111  virtual ~ParentWorkflowState() {}
112  virtual void onEntry(QEvent * event) {}
113  virtual void onExit(QEvent * event) {}
114  virtual bool canEnter() const { return true; }
115  virtual QIcon getIcon() const { return QIcon(""); }
116 };
117 
118 
122 }
123 #endif /* CXWORKFLOWSTATE_H_ */
virtual bool canEnter() const
virtual void onEntry(QEvent *event)
virtual QString getName() const
CoreServicesPtr mServices
virtual QString getUid() const
ParentWorkflowState(QState *parent, CoreServicesPtr services)
virtual void onExit(QEvent *event)
virtual QIcon getIcon() const
State in a WorkflowStateMachine.
boost::shared_ptr< class CoreServices > CoreServicesPtr
Definition: cxCameraStyle.h:59
WorkflowState(QState *parent, QString uid, QString name, CoreServicesPtr services)
virtual ~WorkflowState()