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
|
// Copyright (C) 2016 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com, author David Faure <david.faure@kdab.com>
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#include <QApplication>
#include <QConcatenateTablesProxyModel>
#include <QStandardItemModel>
#include <QTableView>
#include <QTreeView>
static void prepareModel(const QString &prefix, QStandardItemModel *model)
{
for (int row = 0; row < model->rowCount(); ++row) {
for (int column = 0; column < model->columnCount(); ++column) {
QStandardItem *item = new QStandardItem(prefix + QString(" %1,%2").arg(row).arg(column));
item->setDragEnabled(true);
item->setDropEnabled(true);
model->setItem(row, column, item);
}
}
}
int main(int argc, char *argv[])
{
QApplication app(argc, argv);
QStandardItemModel firstModel(4, 4);
prepareModel("First", &firstModel);
QStandardItemModel secondModel(2, 2);
QConcatenateTablesProxyModel proxy;
proxy.addSourceModel(&firstModel);
proxy.addSourceModel(&secondModel);
prepareModel("Second", &secondModel);
QTableView tableView;
tableView.setWindowTitle("concat proxy, in QTableView");
tableView.setDragDropMode(QAbstractItemView::DragDrop);
tableView.setModel(&proxy);
tableView.show();
QTreeView treeView;
treeView.setWindowTitle("concat proxy, in QTreeView");
treeView.setDragDropMode(QAbstractItemView::DragDrop);
treeView.setModel(&proxy);
treeView.show();
// For comparison, views on top on QStandardItemModel
QTableView tableViewTest;
tableViewTest.setWindowTitle("first model, in QTableView");
tableViewTest.setDragDropMode(QAbstractItemView::DragDrop);
tableViewTest.setModel(&firstModel);
tableViewTest.show();
QTreeView treeViewTest;
treeViewTest.setWindowTitle("first model, in QTreeView");
treeViewTest.setDragDropMode(QAbstractItemView::DragDrop);
treeViewTest.setModel(&firstModel);
treeViewTest.show();
return app.exec();
}
|
