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 <glib.h>
  21
  22 #include <QApplication>
  23 #include <QCheckBox>
  24 #include <QDialogButtonBox>
  25 #include <QFormLayout>
  26 #include <QGroupBox>
  27 #include <QHBoxLayout>
  28 #include <QLabel>
  29 #include <QString>
  30 #include <QTextBrowser>
  31 #include <QTextDocument>
  32 #include <QVBoxLayout>
  33
  34 #include "settings.hpp"
  35
  36 #include "pv/devicemanager.hpp"
  37 #include "pv/globalsettings.hpp"
  38
  39 #include <libsigrokcxx/libsigrokcxx.hpp>
  40
  41 #ifdef ENABLE_DECODE
  42 #include <libsigrokdecode/libsigrokdecode.h>
  43 #endif
  44
  45 using std::shared_ptr;
  46
  47 namespace pv {
  48 namespace dialogs {
  49
  50 Settings::Settings(DeviceManager &device_manager, QWidget *parent) :
  51         QDialog(parent, nullptr),
  52         device_manager_(device_manager)
  53 {
  54         const int icon_size = 64;
  55
  56         resize(600, 400);
  57
  58         page_list = new QListWidget;
  59         page_list->setViewMode(QListView::IconMode);
  60         page_list->setIconSize(QSize(icon_size, icon_size));
  61         page_list->setMovement(QListView::Static);
  62         page_list->setMaximumWidth(icon_size + (icon_size / 2));
  63         page_list->setSpacing(12);
  64
  65         pages = new QStackedWidget;
  66         create_pages();
  67         page_list->setCurrentIndex(page_list->model()->index(0, 0));
  68
  69         QHBoxLayout *tab_layout = new QHBoxLayout;
  70         tab_layout->addWidget(page_list);
  71         tab_layout->addWidget(pages, Qt::AlignLeft);
  72
  73         QDialogButtonBox *button_box = new QDialogButtonBox(
  74                 QDialogButtonBox::Ok | QDialogButtonBox::Cancel);
  75
  76         QVBoxLayout* root_layout = new QVBoxLayout(this);
  77         root_layout->addLayout(tab_layout);
  78         root_layout->addWidget(button_box);
  79
  80         connect(button_box, SIGNAL(accepted()), this, SLOT(accept()));
  81         connect(button_box, SIGNAL(rejected()), this, SLOT(reject()));
  82         connect(page_list, SIGNAL(currentItemChanged(QListWidgetItem*, QListWidgetItem*)),
  83                 this, SLOT(on_page_changed(QListWidgetItem*, QListWidgetItem*)));
  84
  85         // Start to record changes
  86         GlobalSettings settings;
  87         settings.start_tracking();
  88 }
  89
  90 void Settings::create_pages()
  91 {
  92         // View page
  93         pages->addWidget(get_view_settings_form(pages));
  94
  95         QListWidgetItem *viewButton = new QListWidgetItem(page_list);
  96         viewButton->setIcon(QIcon(":/icons/settings-views.svg"));
  97         viewButton->setText(tr("Views"));
  98         viewButton->setTextAlignment(Qt::AlignHCenter);
  99         viewButton->setFlags(Qt::ItemIsSelectable | Qt::ItemIsEnabled);
 100
 101         // About page
 102         pages->addWidget(get_about_page(pages));
 103
 104         QListWidgetItem *aboutButton = new QListWidgetItem(page_list);
 105         aboutButton->setIcon(QIcon(":/icons/information.svg"));
 106         aboutButton->setText(tr("About"));
 107         aboutButton->setTextAlignment(Qt::AlignHCenter);
 108         aboutButton->setFlags(Qt::ItemIsSelectable | Qt::ItemIsEnabled);
 109 }
 110
 111 QWidget *Settings::get_view_settings_form(QWidget *parent) const
 112 {
 113         GlobalSettings settings;
 114
 115         QWidget *form = new QWidget(parent);
 116         QVBoxLayout *form_layout = new QVBoxLayout(form);
 117
 118         // Trace view settings
 119         QGroupBox *trace_view_group = new QGroupBox(tr("Trace View"));
 120         form_layout->addWidget(trace_view_group);
 121
 122         QFormLayout *trace_view_layout = new QFormLayout();
 123         trace_view_group->setLayout(trace_view_layout);
 124
 125         QCheckBox *coloured_bg_cb = new QCheckBox();
 126         coloured_bg_cb->setChecked(settings.value(GlobalSettings::Key_View_ColouredBG).toBool());
 127         connect(coloured_bg_cb, SIGNAL(stateChanged(int)), this, SLOT(on_view_colouredBG_changed(int)));
 128         trace_view_layout->addRow(tr("Use coloured trace &background"), coloured_bg_cb);
 129
 130         QCheckBox *always_zoom_to_fit_cb = new QCheckBox();
 131         always_zoom_to_fit_cb->setChecked(settings.value(GlobalSettings::Key_View_AlwaysZoomToFit).toBool());
 132         connect(always_zoom_to_fit_cb, SIGNAL(stateChanged(int)), this, SLOT(on_view_alwaysZoomToFit_changed(int)));
 133         trace_view_layout->addRow(tr("Constantly perform &zoom-to-fit during capture"), always_zoom_to_fit_cb);
 134
 135         QCheckBox *sticky_scrolling_cb = new QCheckBox();
 136         sticky_scrolling_cb->setChecked(settings.value(GlobalSettings::Key_View_StickyScrolling).toBool());
 137         connect(sticky_scrolling_cb, SIGNAL(stateChanged(int)), this, SLOT(on_view_stickyScrolling_changed(int)));
 138         trace_view_layout->addRow(tr("Always keep &newest samples at the right edge during capture"), sticky_scrolling_cb);
 139
 140         QCheckBox *show_sampling_points_cb = new QCheckBox();
 141         show_sampling_points_cb->setChecked(settings.value(GlobalSettings::Key_View_ShowSamplingPoints).toBool());
 142         connect(show_sampling_points_cb, SIGNAL(stateChanged(int)), this, SLOT(on_view_showSamplingPoints_changed(int)));
 143         trace_view_layout->addRow(tr("Show data &sampling points"), show_sampling_points_cb);
 144
 145         QCheckBox *show_analog_minor_grid_cb = new QCheckBox();
 146         show_analog_minor_grid_cb->setChecked(settings.value(GlobalSettings::Key_View_ShowAnalogMinorGrid).toBool());
 147         connect(show_analog_minor_grid_cb, SIGNAL(stateChanged(int)), this, SLOT(on_view_showAnalogMinorGrid_changed(int)));
 148         trace_view_layout->addRow(tr("Show analog minor grid in addition to vdiv grid"), show_analog_minor_grid_cb);
 149
 150         return form;
 151 }
 152
 153 #ifdef ENABLE_DECODE
 154 static gint sort_pds(gconstpointer a, gconstpointer b)
 155 {
 156         const struct srd_decoder *sda, *sdb;
 157
 158         sda = (const struct srd_decoder *)a;
 159         sdb = (const struct srd_decoder *)b;
 160         return strcmp(sda->id, sdb->id);
 161 }
 162 #endif
 163
 164 QWidget *Settings::get_about_page(QWidget *parent) const
 165 {
 166 #ifdef ENABLE_DECODE
 167         struct srd_decoder *dec;
 168 #endif
 169
 170         QLabel *icon = new QLabel();
 171         icon->setPixmap(QPixmap(QString::fromUtf8(":/icons/sigrok-logo-notext.svg")));
 172
 173         /* Setup the version field */
 174         QLabel *version_info = new QLabel();
 175         version_info->setText(tr("%1 %2<br />%3<br /><a href=\"http://%4\">%4</a>")
 176                 .arg(QApplication::applicationName(),
 177                 QApplication::applicationVersion(),
 178                 tr("GNU GPL, version 3 or later"),
 179                 QApplication::organizationDomain()));
 180         version_info->setOpenExternalLinks(true);
 181
 182         shared_ptr<sigrok::Context> context = device_manager_.context();
 183
 184         QString s;
 185
 186         s.append("<style type=\"text/css\"> tr .id { white-space: pre; padding-right: 5px; } </style>");
 187
 188         s.append("<table>");
 189
 190         /* Library info */
 191         s.append("<tr><td colspan=\"2\"><b>" +
 192                 tr("Libraries and features:") + "</b></td></tr>");
 193         s.append(QString("<tr><td><i>%1</i></td><td>%2</td></tr>")
 194                 .arg(QString("Qt"), qVersion()));
 195         s.append(QString("<tr><td><i>%1</i></td><td>%2 (lib version %3)</td></tr>")
 196                 .arg(QString("libsigrok"), sr_package_version_string_get(), sr_lib_version_string_get()));
 197
 198         GSList *l_orig = sr_buildinfo_libs_get();
 199         for (GSList *l = l_orig; l; l = l->next) {
 200                 GSList *m = (GSList *)l->data;
 201                 const char *lib = (const char *)m->data;
 202                 const char *version = (const char *)m->next->data;
 203                 s.append(QString("<tr><td><i>- %1</i></td><td>%2</td></tr>")
 204                         .arg(QString(lib), QString(version)));
 205                 g_slist_free_full(m, g_free);
 206         }
 207         g_slist_free(l_orig);
 208
 209         char *host = sr_buildinfo_host_get();
 210         s.append(QString("<tr><td><i>- Host</i></td><td>%1</td></tr>")
 211                 .arg(QString(host)));
 212         g_free(host);
 213
 214         char *scpi_backends = sr_buildinfo_scpi_backends_get();
 215         s.append(QString("<tr><td><i>- SCPI backends</i></td><td>%1</td></tr>")
 216                 .arg(QString(scpi_backends)));
 217         g_free(scpi_backends);
 218
 219 #ifdef ENABLE_DECODE
 220         s.append(QString("<tr><td><i>%1</i></td><td>%2 (lib version %3)</td></tr>")
 221                 .arg(QString("libsigrokdecode"), srd_package_version_string_get(), srd_lib_version_string_get()));
 222 #endif
 223
 224         /* Set up the supported field */
 225         s.append("<tr><td colspan=\"2\"><b>" +
 226                 tr("Supported hardware drivers:") + "</b></td></tr>");
 227         for (auto entry : context->drivers()) {
 228                 s.append(QString("<tr><td class=\"id\"><i>%1</i></td><td>%2</td></tr>")
 229                         .arg(QString::fromUtf8(entry.first.c_str()),
 230                                 QString::fromUtf8(entry.second->long_name().c_str())));
 231         }
 232
 233         s.append("<tr><td colspan=\"2\"><b>" +
 234                 tr("Supported input formats:") + "</b></td></tr>");
 235         for (auto entry : context->input_formats()) {
 236                 s.append(QString("<tr><td class=\"id\"><i>%1</i></td><td>%2</td></tr>")
 237                         .arg(QString::fromUtf8(entry.first.c_str()),
 238                                 QString::fromUtf8(entry.second->description().c_str())));
 239         }
 240
 241         s.append("<tr><td colspan=\"2\"><b>" +
 242                 tr("Supported output formats:") + "</b></td></tr>");
 243         for (auto entry : context->output_formats()) {
 244                 s.append(QString("<tr><td class=\"id\"><i>%1</i></td><td>%2</td></tr>")
 245                         .arg(QString::fromUtf8(entry.first.c_str()),
 246                                 QString::fromUtf8(entry.second->description().c_str())));
 247         }
 248
 249 #ifdef ENABLE_DECODE
 250         s.append("<tr><td colspan=\"2\"><b>" +
 251                 tr("Supported protocol decoders:") + "</b></td></tr>");
 252         GSList *sl = g_slist_copy((GSList *)srd_decoder_list());
 253         sl = g_slist_sort(sl, sort_pds);
 254         for (const GSList *l = sl; l; l = l->next) {
 255                 dec = (struct srd_decoder *)l->data;
 256                 s.append(QString("<tr><td class=\"id\"><i>%1</i></td><td>%2</td></tr>")
 257                         .arg(QString::fromUtf8(dec->id),
 258                                 QString::fromUtf8(dec->longname)));
 259         }
 260         g_slist_free(sl);
 261 #endif
 262
 263         s.append("</table>");
 264
 265         QTextDocument *supported_doc = new QTextDocument();
 266         supported_doc->setHtml(s);
 267
 268         QTextBrowser *support_list = new QTextBrowser();
 269         support_list->setDocument(supported_doc);
 270
 271         QGridLayout *layout = new QGridLayout();
 272         layout->addWidget(icon, 0, 0, 1, 1);
 273         layout->addWidget(version_info, 0, 1, 1, 1);
 274         layout->addWidget(support_list, 1, 1, 1, 1);
 275
 276         QWidget *page = new QWidget(parent);
 277         page->setLayout(layout);
 278
 279         return page;
 280 }
 281
 282 void Settings::accept()
 283 {
 284         GlobalSettings settings;
 285         settings.stop_tracking();
 286
 287         QDialog::accept();
 288 }
 289
 290 void Settings::reject()
 291 {
 292         GlobalSettings settings;
 293         settings.undo_tracked_changes();
 294
 295         QDialog::reject();
 296 }
 297
 298 void Settings::on_page_changed(QListWidgetItem *current, QListWidgetItem *previous)
 299 {
 300         if (!current)
 301                 current = previous;
 302
 303         pages->setCurrentIndex(page_list->row(current));
 304 }
 305
 306 void Settings::on_view_alwaysZoomToFit_changed(int state)
 307 {
 308         GlobalSettings settings;
 309         settings.setValue(GlobalSettings::Key_View_AlwaysZoomToFit, state ? true : false);
 310 }
 311
 312 void Settings::on_view_colouredBG_changed(int state)
 313 {
 314         GlobalSettings settings;
 315         settings.setValue(GlobalSettings::Key_View_ColouredBG, state ? true : false);
 316 }
 317
 318 void Settings::on_view_stickyScrolling_changed(int state)
 319 {
 320         GlobalSettings settings;
 321         settings.setValue(GlobalSettings::Key_View_StickyScrolling, state ? true : false);
 322 }
 323
 324 void Settings::on_view_showSamplingPoints_changed(int state)
 325 {
 326         GlobalSettings settings;
 327         settings.setValue(GlobalSettings::Key_View_ShowSamplingPoints, state ? true : false);
 328 }
 329
 330 void Settings::on_view_showAnalogMinorGrid_changed(int state)
 331 {
 332         GlobalSettings settings;
 333         settings.setValue(GlobalSettings::Key_View_ShowAnalogMinorGrid, state ? true : false);
 334 }
 335
 336 } // namespace dialogs
 337 } // namespace pv