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1 | /* | |
2 | * This file is part of the PulseView project. | |
3 | * | |
4 | * Copyright (C) 2014 Joel Holdsworth <joel@airwebreathe.org.uk> | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (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 St, Fifth Floor, Boston, MA 02110-1301 USA | |
19 | */ | |
20 | ||
21 | #include <cassert> | |
22 | ||
23 | #include <QMessageBox> | |
24 | ||
25 | #include "storeprogress.hpp" | |
26 | ||
27 | using std::map; | |
28 | using std::string; | |
29 | ||
30 | using Glib::VariantBase; | |
31 | ||
32 | namespace pv { | |
33 | namespace dialogs { | |
34 | ||
35 | StoreProgress::StoreProgress(const QString &file_name, | |
36 | const std::shared_ptr<sigrok::OutputFormat> output_format, | |
37 | const map<string, VariantBase> &options, | |
38 | const std::pair<uint64_t, uint64_t> sample_range, | |
39 | const Session &session, QWidget *parent) : | |
40 | QProgressDialog(tr("Saving..."), tr("Cancel"), 0, 0, parent), | |
41 | session_(file_name.toStdString(), output_format, options, sample_range, | |
42 | session) | |
43 | { | |
44 | connect(&session_, SIGNAL(progress_updated()), | |
45 | this, SLOT(on_progress_updated())); | |
46 | } | |
47 | ||
48 | StoreProgress::~StoreProgress() | |
49 | { | |
50 | session_.wait(); | |
51 | } | |
52 | ||
53 | void StoreProgress::run() | |
54 | { | |
55 | if (session_.start()) | |
56 | show(); | |
57 | else | |
58 | show_error(); | |
59 | } | |
60 | ||
61 | void StoreProgress::show_error() | |
62 | { | |
63 | QMessageBox msg(parentWidget()); | |
64 | msg.setText(tr("Failed to save session.")); | |
65 | msg.setInformativeText(session_.error()); | |
66 | msg.setStandardButtons(QMessageBox::Ok); | |
67 | msg.setIcon(QMessageBox::Warning); | |
68 | msg.exec(); | |
69 | } | |
70 | ||
71 | void StoreProgress::closeEvent(QCloseEvent*) | |
72 | { | |
73 | session_.cancel(); | |
74 | } | |
75 | ||
76 | void StoreProgress::on_progress_updated() | |
77 | { | |
78 | const std::pair<int, int> p = session_.progress(); | |
79 | assert(p.first <= p.second); | |
80 | ||
81 | if (p.second) { | |
82 | setValue(p.first); | |
83 | setMaximum(p.second); | |
84 | } else { | |
85 | const QString err = session_.error(); | |
86 | if (!err.isEmpty()) | |
87 | show_error(); | |
88 | close(); | |
89 | } | |
90 | } | |
91 | ||
92 | } // dialogs | |
93 | } // pv |