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0fbda3c2 JH |
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 | |
efdec55a | 17 | * along with this program; if not, see <http://www.gnu.org/licenses/>. |
0fbda3c2 JH |
18 | */ |
19 | ||
3b68d03d | 20 | #include <cassert> |
0fbda3c2 | 21 | |
1df756a1 | 22 | #include <QDebug> |
bfc9f61e JH |
23 | #include <QMessageBox> |
24 | ||
5ccfc97e SA |
25 | #include "pv/session.hpp" |
26 | ||
2acdb232 | 27 | #include "storeprogress.hpp" |
3b68d03d | 28 | |
e93f5538 | 29 | using std::map; |
6f925ba9 UH |
30 | using std::pair; |
31 | using std::shared_ptr; | |
e93f5538 JH |
32 | using std::string; |
33 | ||
34 | using Glib::VariantBase; | |
35 | ||
0fbda3c2 JH |
36 | namespace pv { |
37 | namespace dialogs { | |
38 | ||
39 | StoreProgress::StoreProgress(const QString &file_name, | |
6f925ba9 | 40 | const shared_ptr<sigrok::OutputFormat> output_format, |
e93f5538 | 41 | const map<string, VariantBase> &options, |
6f925ba9 | 42 | const pair<uint64_t, uint64_t> sample_range, |
2b81ae46 | 43 | const Session &session, QWidget *parent) : |
0fbda3c2 | 44 | QProgressDialog(tr("Saving..."), tr("Cancel"), 0, 0, parent), |
d2fc6be9 | 45 | session_(file_name.toStdString(), output_format, options, sample_range, |
c3c07a5f SA |
46 | session), |
47 | showing_error_(false) | |
0fbda3c2 | 48 | { |
8dbbc7f0 | 49 | connect(&session_, SIGNAL(progress_updated()), |
0fbda3c2 | 50 | this, SLOT(on_progress_updated())); |
5ccfc97e SA |
51 | connect(&session_, SIGNAL(store_successful()), |
52 | &session, SLOT(on_data_saved())); | |
cd38c84c | 53 | connect(this, SIGNAL(canceled()), this, SLOT(on_cancel())); |
f7449c50 SA |
54 | |
55 | // Since we're not setting any progress in case of an error, the dialog | |
56 | // will pop up after the minimumDuration time has been reached - 4000 ms | |
57 | // by default. | |
58 | // We do not want this as it overlaps with the error message box, so we | |
59 | // set the minimumDuration to 0 so that it only appears when we feed it | |
60 | // progress data. Then, call reset() to prevent the progress dialog from | |
61 | // popping up anyway. This would happen in Qt5 because the behavior was | |
62 | // changed in such a way that the duration timer is started by the | |
63 | // constructor. We don't want that and reset() stops the timer, so we | |
64 | // use it. | |
65 | setMinimumDuration(0); | |
66 | reset(); | |
0fbda3c2 JH |
67 | } |
68 | ||
69 | StoreProgress::~StoreProgress() | |
70 | { | |
8dbbc7f0 | 71 | session_.wait(); |
0fbda3c2 JH |
72 | } |
73 | ||
74 | void StoreProgress::run() | |
75 | { | |
8dbbc7f0 | 76 | if (session_.start()) |
0fbda3c2 JH |
77 | show(); |
78 | else | |
79 | show_error(); | |
80 | } | |
81 | ||
82 | void StoreProgress::show_error() | |
83 | { | |
c3c07a5f SA |
84 | showing_error_ = true; |
85 | ||
1df756a1 SA |
86 | qDebug() << "Error trying to save:" << session_.error(); |
87 | ||
0fbda3c2 | 88 | QMessageBox msg(parentWidget()); |
970fca0d | 89 | msg.setText(tr("Failed to save session.") + "\n\n" + session_.error()); |
0fbda3c2 JH |
90 | msg.setStandardButtons(QMessageBox::Ok); |
91 | msg.setIcon(QMessageBox::Warning); | |
92 | msg.exec(); | |
f7449c50 SA |
93 | |
94 | close(); | |
0fbda3c2 JH |
95 | } |
96 | ||
97 | void StoreProgress::closeEvent(QCloseEvent*) | |
98 | { | |
8dbbc7f0 | 99 | session_.cancel(); |
f7449c50 SA |
100 | |
101 | // Closing doesn't mean we're going to be destroyed because our parent | |
102 | // still owns our handle. Make sure this stale instance doesn't hang around. | |
103 | deleteLater(); | |
0fbda3c2 JH |
104 | } |
105 | ||
106 | void StoreProgress::on_progress_updated() | |
107 | { | |
6f925ba9 | 108 | const pair<int, int> p = session_.progress(); |
0fbda3c2 JH |
109 | assert(p.first <= p.second); |
110 | ||
b101c41e JH |
111 | if (p.second) { |
112 | setValue(p.first); | |
113 | setMaximum(p.second); | |
114 | } else { | |
8dbbc7f0 | 115 | const QString err = session_.error(); |
c3c07a5f | 116 | if (!err.isEmpty() && !showing_error_) |
b101c41e | 117 | show_error(); |
0fbda3c2 | 118 | } |
0fbda3c2 JH |
119 | } |
120 | ||
cd38c84c R |
121 | void StoreProgress::on_cancel() |
122 | { | |
123 | session_.cancel(); | |
124 | } | |
125 | ||
870ea3db UH |
126 | } // namespace dialogs |
127 | } // namespace pv |