Mercurial > retraceit

annotate src/metadataview.cpp @ 4:e4748da7140b

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Add filter functionalty to metadataview
author Andre Heinecke <andre.heinecke@intevation.de>
date Wed, 25 Mar 2015 14:23:46 +0100
parents 248d5d1cdb38
children 73efe717b944
rev   line source
2
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
1 #include "metadataview.h"
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
2 #include "qxtcsvmodel.h"
4
e4748da7140b Add filter functionalty to metadataview
Andre Heinecke <andre.heinecke@intevation.de>
parents: 3
diff changeset
3 #include "filterwidget.h"
2
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
4
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
5 #include <QTextCodec>
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
6 #include <QTableView>
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
7 #include <QSortFilterProxyModel>
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
8 #include <QVBoxLayout>
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
9 #include <QLabel>
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
10 #include <QDebug>
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
11 #include <QHeaderView>
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
12 #include <QModelIndex>
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
13 #include <QItemSelectionModel>
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
14
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
15 MetaDataView::MetaDataView(QWidget *parent, Qt::WindowFlags f) :
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
16 QWidget(parent, f) {
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
17 /* Create models */
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
18 mSortModel = new QSortFilterProxyModel;
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
19 mCSVModel = new QxtCsvModel;
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
20 setupGUI();
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
21
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
22 connect(mView->selectionModel(), &QItemSelectionModel::selectionChanged,
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
23 this, &MetaDataView::viewSelectionChanged);
4
e4748da7140b Add filter functionalty to metadataview
Andre Heinecke <andre.heinecke@intevation.de>
parents: 3
diff changeset
24 connect(mSortModel, &QSortFilterProxyModel::dataChanged,
e4748da7140b Add filter functionalty to metadataview
Andre Heinecke <andre.heinecke@intevation.de>
parents: 3
diff changeset
25 this, &MetaDataView::dataChanged);
2
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
26 return;
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
27 }
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
28
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
29 void MetaDataView::setupGUI() {
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
30 QVBoxLayout *baseLayout = new QVBoxLayout;
4
e4748da7140b Add filter functionalty to metadataview
Andre Heinecke <andre.heinecke@intevation.de>
parents: 3
diff changeset
31
e4748da7140b Add filter functionalty to metadataview
Andre Heinecke <andre.heinecke@intevation.de>
parents: 3
diff changeset
32 FilterWidget *filterWidget = new FilterWidget(mSortModel);
e4748da7140b Add filter functionalty to metadataview
Andre Heinecke <andre.heinecke@intevation.de>
parents: 3
diff changeset
33 baseLayout->addWidget(filterWidget);
e4748da7140b Add filter functionalty to metadataview
Andre Heinecke <andre.heinecke@intevation.de>
parents: 3
diff changeset
34
2
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
35 mView = new QTableView;
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
36 mView->setModel(mSortModel);
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
37
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
38 mView->horizontalHeader()->setStretchLastSection(true);
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
39 mView->resizeColumnsToContents();
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
40 // mView->setColumnWidth(0, 60);
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
41 mView->setSelectionBehavior(QAbstractItemView::SelectRows);
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
42 mView->setSelectionMode(QAbstractItemView::SingleSelection);
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
43 mView->setSortingEnabled(true);
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
44 mView->setEditTriggers(QAbstractItemView::NoEditTriggers);
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
45
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
46 baseLayout->addWidget(mView);
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
47
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
48 setLayout(baseLayout);
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
49 }
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
50
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
51 QString MetaDataView::parseMetaData(const QString& filePath) {
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
52 mCSVModel->setSource(filePath, true, ';', QTextCodec::codecForName("UTF8"));
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
53 if (!mCSVModel->rowCount()) {
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
54 return tr("Failed to parse file: '%1'").arg(filePath);
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
55 }
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
56
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
57 mSortModel->setSourceModel(mCSVModel);
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
58 qDebug() << "Parsed: " << mCSVModel->rowCount() << " rows.";
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
59 return QString();
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
60 }
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
61
4
e4748da7140b Add filter functionalty to metadataview
Andre Heinecke <andre.heinecke@intevation.de>
parents: 3
diff changeset
62 void MetaDataView::dataChanged()
e4748da7140b Add filter functionalty to metadataview
Andre Heinecke <andre.heinecke@intevation.de>
parents: 3
diff changeset
63 {
e4748da7140b Add filter functionalty to metadataview
Andre Heinecke <andre.heinecke@intevation.de>
parents: 3
diff changeset
64 QItemSelectionModel *selection = mView->selectionModel();
e4748da7140b Add filter functionalty to metadataview
Andre Heinecke <andre.heinecke@intevation.de>
parents: 3
diff changeset
65 QModelIndexList selected = selection->selectedIndexes();
e4748da7140b Add filter functionalty to metadataview
Andre Heinecke <andre.heinecke@intevation.de>
parents: 3
diff changeset
66
e4748da7140b Add filter functionalty to metadataview
Andre Heinecke <andre.heinecke@intevation.de>
parents: 3
diff changeset
67 qDebug() << "Data Changed.";
e4748da7140b Add filter functionalty to metadataview
Andre Heinecke <andre.heinecke@intevation.de>
parents: 3
diff changeset
68 if (selected.isEmpty()) {
e4748da7140b Add filter functionalty to metadataview
Andre Heinecke <andre.heinecke@intevation.de>
parents: 3
diff changeset
69 /* Nothing selected still we need to emit this signal to update
e4748da7140b Add filter functionalty to metadataview
Andre Heinecke <andre.heinecke@intevation.de>
parents: 3
diff changeset
70 * the viewer otherwise selection changed handles it. */
e4748da7140b Add filter functionalty to metadataview
Andre Heinecke <andre.heinecke@intevation.de>
parents: 3
diff changeset
71 emit selectionChanged(QString(), 0, mSortModel->rowCount() - 1,
e4748da7140b Add filter functionalty to metadataview
Andre Heinecke <andre.heinecke@intevation.de>
parents: 3
diff changeset
72 QDateTime());
e4748da7140b Add filter functionalty to metadataview
Andre Heinecke <andre.heinecke@intevation.de>
parents: 3
diff changeset
73 }
e4748da7140b Add filter functionalty to metadataview
Andre Heinecke <andre.heinecke@intevation.de>
parents: 3
diff changeset
74 }
e4748da7140b Add filter functionalty to metadataview
Andre Heinecke <andre.heinecke@intevation.de>
parents: 3
diff changeset
75
2
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
76 void MetaDataView::viewSelectionChanged(const QItemSelection& selected,
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
77 const QItemSelection& deselected) {
4
e4748da7140b Add filter functionalty to metadataview
Andre Heinecke <andre.heinecke@intevation.de>
parents: 3
diff changeset
78 if (selected.indexes().isEmpty()) {
e4748da7140b Add filter functionalty to metadataview
Andre Heinecke <andre.heinecke@intevation.de>
parents: 3
diff changeset
79 /* Nothing selected */
e4748da7140b Add filter functionalty to metadataview
Andre Heinecke <andre.heinecke@intevation.de>
parents: 3
diff changeset
80 return;
e4748da7140b Add filter functionalty to metadataview
Andre Heinecke <andre.heinecke@intevation.de>
parents: 3
diff changeset
81 }
2
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
82 /* One row selected */
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
83 Q_ASSERT(selected.indexes().count() == mCSVModel->columnCount());
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
84 const QModelIndex idx = selected.indexes()[0];
3
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
85 const QString dateString = selected.indexes()[1].data().toString();
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
86 bool ok;
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
87 qint64 secondsSinceEpoch = dateString.toLongLong(&ok);
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
88 if (!ok) {
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
89 // TODO emit error
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
90 qDebug() << "Unparsable date.";
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
91 }
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
92 QDateTime timestamp = QDateTime::fromMSecsSinceEpoch(secondsSinceEpoch * 1000);
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
93 emit selectionChanged(idx.data().toString(), idx.row(), mSortModel->rowCount() - 1,
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
94 timestamp);
2
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
95 qDebug() << "Selection changed: " << idx.data();
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
96 }
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
97
3
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
98 void MetaDataView::selectRow(int row) {
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
99 QItemSelectionModel *selection = mView->selectionModel();
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
100 if (!mSortModel->hasIndex(row, 0)) {
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
101 qDebug() << "Invalid row: " << row;
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
102 return;
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
103 }
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
104 QModelIndex newIdx = mSortModel->index(row, 0);
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
105 selection->select(newIdx, QItemSelectionModel::SelectCurrent | QItemSelectionModel::Rows);
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
106 }
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
107
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
108 void MetaDataView::selectPrevRow() {
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
109 QItemSelectionModel *selection = mView->selectionModel();
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
110 QModelIndexList selected = selection->selectedIndexes();
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
111 int row = 0,
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
112 col = 0;
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
113 if (selected.isEmpty()) {
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
114 qDebug() << "Selection empty. Start at row 0";
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
115 if (!mSortModel->hasIndex(row, col)) {
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
116 qDebug() << "Empty model. Failed to advance.";
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
117 return;
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
118 }
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
119 } else {
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
120 QModelIndex old = selection->selectedIndexes().first();
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
121 if (!mSortModel->hasIndex(old.row() - 1, old.column())) {
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
122 qDebug() << "No less rows.";
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
123 return;
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
124 }
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
125 row = old.row() - 1;
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
126 col = old.column();
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
127 }
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
128 QModelIndex newIdx = mSortModel->index(row, col);
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
129 selection->select(newIdx, QItemSelectionModel::SelectCurrent | QItemSelectionModel::Rows);
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
130 }
248d5d1cdb38 Add functionalty to control buttons and make picture resizable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 2
diff changeset
131
2
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
132 void MetaDataView::selectNextRow() {
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
133 QItemSelectionModel *selection = mView->selectionModel();
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
134 QModelIndexList selected = selection->selectedIndexes();
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
135 int row = 0,
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
136 col = 0;
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
137 if (selected.isEmpty()) {
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
138 qDebug() << "Selection empty. Start at row 0";
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
139 if (!mSortModel->hasIndex(row, col)) {
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
140 qDebug() << "Empty model. Failed to advance.";
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
141 return;
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
142 }
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
143 } else {
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
144 QModelIndex old = selection->selectedIndexes().first();
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
145 if (!mSortModel->hasIndex(old.row() + 1, old.column())) {
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
146 qDebug() << "No more rows.";
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
147 return;
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
148 }
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
149 row = old.row() + 1;
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
150 col = old.column();
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
151 }
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
152 QModelIndex newIdx = mSortModel->index(row, col);
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
153 selection->select(newIdx, QItemSelectionModel::SelectCurrent | QItemSelectionModel::Rows);
97d2c8869c39 First prototype implementation of table view and player
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
154 }
This site is hosted by Intevation GmbH (Datenschutzerklärung und Impressum | Privacy Policy and Imprint)