1 /**
2  * UGENE - Integrated Bioinformatics Tools.
3  * Copyright (C) 2008-2021 UniPro <ugene@unipro.ru>
4  * http://ugene.net
5  *
6  * This program is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU General Public License
8  * as published by the Free Software Foundation; either version 2
9  * of the License, or (at your option) any later version.
10  *
11  * This program 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 this program; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
19  * MA 02110-1301, USA.
20  */
21 
22 #ifndef _U2_INVESTIGATION_DATA_MODEL_H_
23 #define _U2_INVESTIGATION_DATA_MODEL_H_
24 
25 #include <QAbstractTableModel>
26 #include <QBitArray>
27 
28 #include <U2Lang/Port.h>
29 #include <U2Lang/WorkflowInvestigationData.h>
30 
31 namespace U2 {
32 
33 using namespace Workflow;
34 
35 // the class is intended to enhance the performance
36 // of the workflow debugging investigations tools, i.e.
37 // the table containing the content of workflow workers' messages
38 
39 class InvestigationDataModel : public QAbstractTableModel {
40     Q_OBJECT
41 public:
42     InvestigationDataModel(const Workflow::Link *bus, QObject *parent = nullptr);
43     ~InvestigationDataModel();
44 
45     int rowCount(const QModelIndex &parent = QModelIndex()) const;
46     int columnCount(const QModelIndex &parent = QModelIndex()) const;
47     QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;
48     QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole)
49         const;
50     Qt::ItemFlags flags(const QModelIndex &index) const;
51     bool setData(const QModelIndex &index, const QVariant &value, int role = Qt::DisplayRole);
52     bool setHeaderData(int section, Qt::Orientation orientation, const QVariant &value, int role = Qt::DisplayRole);
53     bool insertRows(int position, int rows, const QModelIndex &index = QModelIndex());
54     bool removeRows(int position, int rows, const QModelIndex &index = QModelIndex());
55     bool removeColumns(int column, int count, const QModelIndex &parent = QModelIndex());
56     bool insertColumns(int column, int count, const QModelIndex &parent = QModelIndex());
57 
58     // the returning value is the count of rows which data is cached
59     int loadedRowCount() const;
60     bool isAnyColumnHidden() const;
61     void showAllHiddenColumns();
62     int getAbsoluteNumberOfVisibleColumn(int column) const;
63     void setColumnsVisibility(const QBitArray &columns);
64     QBitArray getColumnsVisibility() const;
65 
66 signals:
67     void si_investigationRequested(const Workflow::Link *bus, int messageNumber = 0) const;
68     void si_countOfMessagesRequested(const Workflow::Link *bus) const;
69     void si_columnsVisibilityRequested() const;
70 
71 private:
72     int getVisibleNumberOfAbsoluteColumn(int column) const;
73 
74     const Workflow::Link *investigatedLink;
75     WorkflowInvestigationData cachedData;
76     int countOfRows;
77     QBitArray hiddenColumns;
78 };
79 
80 }  // namespace U2
81 
82 #endif  // _U2_INVESTIGATION_DATA_MODEL_H_
83