Settings: Change view settings shortcuts
[pulseview.git] / pv / dialogs / settings.cpp
1 /*
2  * This file is part of the PulseView project.
3  *
4  * Copyright (C) 2017 Soeren Apel <soeren@apelpie.net>
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, see <http://www.gnu.org/licenses/>.
18  */
19
20 #include <QApplication>
21 #include <QCheckBox>
22 #include <QDialogButtonBox>
23 #include <QFormLayout>
24 #include <QGroupBox>
25 #include <QHBoxLayout>
26 #include <QLabel>
27 #include <QString>
28 #include <QTextBrowser>
29 #include <QTextDocument>
30 #include <QVBoxLayout>
31
32 #include "settings.hpp"
33
34 #include "pv/devicemanager.hpp"
35 #include "pv/globalsettings.hpp"
36
37 #include <libsigrokcxx/libsigrokcxx.hpp>
38
39 #ifdef ENABLE_DECODE
40 #include <libsigrokdecode/libsigrokdecode.h>
41 #endif
42
43 namespace pv {
44 namespace dialogs {
45
46 Settings::Settings(DeviceManager &device_manager, QWidget *parent) :
47         QDialog(parent, nullptr),
48         device_manager_(device_manager)
49 {
50         const int icon_size = 64;
51
52         resize(600, 400);
53
54         page_list = new QListWidget;
55         page_list->setViewMode(QListView::IconMode);
56         page_list->setIconSize(QSize(icon_size, icon_size));
57         page_list->setMovement(QListView::Static);
58         page_list->setMaximumWidth(icon_size + icon_size/2);
59         page_list->setSpacing(12);
60
61         pages = new QStackedWidget;
62         create_pages();
63
64         QHBoxLayout *tab_layout = new QHBoxLayout;
65         tab_layout->addWidget(page_list);
66         tab_layout->addWidget(pages, Qt::AlignLeft);
67
68         QDialogButtonBox *button_box = new QDialogButtonBox(
69                 QDialogButtonBox::Ok | QDialogButtonBox::Cancel);
70
71         QVBoxLayout* root_layout = new QVBoxLayout(this);
72         root_layout->addLayout(tab_layout);
73         root_layout->addWidget(button_box);
74
75         connect(button_box, SIGNAL(accepted()), this, SLOT(accept()));
76         connect(button_box, SIGNAL(rejected()), this, SLOT(reject()));
77         connect(page_list, SIGNAL(currentItemChanged(QListWidgetItem*, QListWidgetItem*)),
78                 this, SLOT(on_page_changed(QListWidgetItem*, QListWidgetItem*)));
79
80         // Start to record changes
81         GlobalSettings settings;
82         settings.start_tracking();
83 }
84
85 void Settings::create_pages()
86 {
87         // View page
88         pages->addWidget(get_view_settings_form(pages));
89
90         QListWidgetItem *viewButton = new QListWidgetItem(page_list);
91         viewButton->setIcon(QIcon(":/icons/sigrok-logo-notext.svg"));
92         viewButton->setText(tr("Views"));
93         viewButton->setTextAlignment(Qt::AlignHCenter);
94         viewButton->setFlags(Qt::ItemIsSelectable | Qt::ItemIsEnabled);
95
96         // About page
97         pages->addWidget(get_about_page(pages));
98
99         QListWidgetItem *aboutButton = new QListWidgetItem(page_list);
100         aboutButton->setIcon(QIcon(":/icons/information.svg"));
101         aboutButton->setText(tr("About"));
102         aboutButton->setTextAlignment(Qt::AlignHCenter);
103         aboutButton->setFlags(Qt::ItemIsSelectable | Qt::ItemIsEnabled);
104 }
105
106 QWidget *Settings::get_view_settings_form(QWidget *parent) const
107 {
108         GlobalSettings settings;
109
110         QWidget *form = new QWidget(parent);
111         QVBoxLayout *form_layout = new QVBoxLayout(form);
112
113         // Trace view settings
114         QGroupBox *trace_view_group = new QGroupBox(tr("Trace View"));
115         form_layout->addWidget(trace_view_group);
116
117         QFormLayout *trace_view_layout = new QFormLayout();
118         trace_view_group->setLayout(trace_view_layout);
119
120         QCheckBox *coloured_bg_cb = new QCheckBox();
121         coloured_bg_cb->setChecked(settings.value(GlobalSettings::Key_View_ColouredBG).toBool());
122         connect(coloured_bg_cb, SIGNAL(stateChanged(int)), this, SLOT(on_view_colouredBG_changed(int)));
123         trace_view_layout->addRow(tr("Use coloured trace &background"), coloured_bg_cb);
124
125         QCheckBox *always_zoom_to_fit_cb = new QCheckBox();
126         always_zoom_to_fit_cb->setChecked(settings.value(GlobalSettings::Key_View_AlwaysZoomToFit).toBool());
127         connect(always_zoom_to_fit_cb, SIGNAL(stateChanged(int)), this, SLOT(on_view_alwaysZoomToFit_changed(int)));
128         trace_view_layout->addRow(tr("&Always zoom-to-fit during capture"), always_zoom_to_fit_cb);
129
130         return form;
131 }
132
133 QWidget *Settings::get_about_page(QWidget *parent) const
134 {
135 #ifdef ENABLE_DECODE
136         struct srd_decoder *dec;
137 #endif
138
139         QLabel *icon = new QLabel();
140         icon->setPixmap(QPixmap(QString::fromUtf8(":/icons/sigrok-logo-notext.svg")));
141
142         /* Setup the version field */
143         QLabel *version_info = new QLabel();
144         version_info->setText(tr("%1 %2<br />%3<br /><a href=\"http://%4\">%4</a>")
145                 .arg(QApplication::applicationName(),
146                 QApplication::applicationVersion(),
147                 tr("GNU GPL, version 3 or later"),
148                 QApplication::organizationDomain()));
149         version_info->setOpenExternalLinks(true);
150
151         std::shared_ptr<sigrok::Context> context = device_manager_.context();
152
153         QString s;
154         s.append("<table>");
155
156         /* Set up the supported field */
157         s.append("<tr><td colspan=\"2\"><b>" +
158                 tr("Supported hardware drivers:") +
159                 "</b></td></tr>");
160         for (auto entry : context->drivers()) {
161                 s.append(QString("<tr><td><i>%1</i></td><td>%2</td></tr>")
162                         .arg(QString::fromUtf8(entry.first.c_str()),
163                                 QString::fromUtf8(entry.second->long_name().c_str())));
164         }
165
166         s.append("<tr><td colspan=\"2\"><b>" +
167                 tr("Supported input formats:") +
168                 "</b></td></tr>");
169         for (auto entry : context->input_formats()) {
170                 s.append(QString("<tr><td><i>%1</i></td><td>%2</td></tr>")
171                         .arg(QString::fromUtf8(entry.first.c_str()),
172                                 QString::fromUtf8(entry.second->description().c_str())));
173         }
174
175         s.append("<tr><td colspan=\"2\"><b>" +
176                 tr("Supported output formats:") +
177                 "</b></td></tr>");
178         for (auto entry : context->output_formats()) {
179                 s.append(QString("<tr><td><i>%1</i></td><td>%2</td></tr>")
180                         .arg(QString::fromUtf8(entry.first.c_str()),
181                                 QString::fromUtf8(entry.second->description().c_str())));
182         }
183
184 #ifdef ENABLE_DECODE
185         s.append("<tr><td colspan=\"2\"><b>" +
186                 tr("Supported protocol decoders:") +
187                 "</b></td></tr>");
188         for (const GSList *l = srd_decoder_list(); l; l = l->next) {
189                 dec = (struct srd_decoder *)l->data;
190                 s.append(QString("<tr><td><i>%1</i></td><td>%2</td></tr>")
191                         .arg(QString::fromUtf8(dec->id),
192                                 QString::fromUtf8(dec->longname)));
193         }
194 #endif
195
196         s.append("</table>");
197
198         QTextDocument *supported_doc = new QTextDocument();
199         supported_doc->setHtml(s);
200
201         QTextBrowser *support_list = new QTextBrowser();
202         support_list->setDocument(supported_doc);
203
204         QGridLayout *layout = new QGridLayout();
205         layout->addWidget(icon, 0, 0, 1, 1);
206         layout->addWidget(version_info, 0, 1, 1, 1);
207         layout->addWidget(support_list, 1, 1, 1, 1);
208
209         QWidget *page = new QWidget(parent);
210         page->setLayout(layout);
211
212         return page;
213 }
214
215 void Settings::accept()
216 {
217         GlobalSettings settings;
218         settings.stop_tracking();
219
220         QDialog::accept();
221 }
222
223 void Settings::reject()
224 {
225         GlobalSettings settings;
226         settings.undo_tracked_changes();
227
228         QDialog::reject();
229 }
230
231 void Settings::on_page_changed(QListWidgetItem *current, QListWidgetItem *previous)
232 {
233         if (!current)
234                 current = previous;
235
236         pages->setCurrentIndex(page_list->row(current));
237 }
238
239 void Settings::on_view_alwaysZoomToFit_changed(int state)
240 {
241         GlobalSettings settings;
242         settings.setValue(GlobalSettings::Key_View_AlwaysZoomToFit, state ? true : false);
243 }
244
245 void Settings::on_view_colouredBG_changed(int state)
246 {
247         GlobalSettings settings;
248         settings.setValue(GlobalSettings::Key_View_ColouredBG, state ? true : false);
249 }
250
251 } // namespace dialogs
252 } // namespace pv