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 "config.h"
  21
  22 #include <glib.h>
  23 #include <boost/version.hpp>
  24
  25 #include <QApplication>
  26 #include <QComboBox>
  27 #include <QDialogButtonBox>
  28 #include <QFileDialog>
  29 #include <QFormLayout>
  30 #include <QGroupBox>
  31 #include <QHBoxLayout>
  32 #include <QLabel>
  33 #include <QMainWindow>
  34 #include <QMessageBox>
  35 #include <QPushButton>
  36 #include <QScrollBar>
  37 #include <QSpinBox>
  38 #include <QString>
  39 #include <QTextBrowser>
  40 #include <QTextDocument>
  41 #include <QTextStream>
  42 #include <QVBoxLayout>
  43
  44 #include "settings.hpp"
  45
  46 #include "pv/devicemanager.hpp"
  47 #include "pv/globalsettings.hpp"
  48 #include "pv/logging.hpp"
  49
  50 #include <libsigrokcxx/libsigrokcxx.hpp>
  51
  52 #ifdef ENABLE_DECODE
  53 #include <libsigrokdecode/libsigrokdecode.h>
  54 #endif
  55
  56 using std::shared_ptr;
  57
  58 namespace pv {
  59 namespace dialogs {
  60
  61 /**
  62  * Special version of a QListView that has the width of the first column as minimum size.
  63  *
  64  * @note Inspired by https://github.com/qt-creator/qt-creator/blob/master/src/plugins/coreplugin/dialogs/settingsdialog.cpp
  65  */
  66 class PageListWidget: public QListWidget
  67 {
  68 public:
  69         PageListWidget() :
  70                 QListWidget()
  71         {
  72                 setSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::Expanding);
  73         }
  74
  75         QSize sizeHint() const final
  76         {
  77                 int width = sizeHintForColumn(0) + frameWidth() * 2 + 5;
  78                 if (verticalScrollBar()->isVisible())
  79                         width += verticalScrollBar()->width();
  80                 return QSize(width, 100);
  81         }
  82 };
  83
  84 Settings::Settings(DeviceManager &device_manager, QWidget *parent) :
  85         QDialog(parent, nullptr),
  86         device_manager_(device_manager)
  87 {
  88         resize(600, 400);
  89
  90         // Create log view
  91         log_view_ = create_log_view();
  92
  93         // Create pages
  94         page_list = new PageListWidget();
  95         page_list->setViewMode(QListView::ListMode);
  96         page_list->setMovement(QListView::Static);
  97         page_list->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
  98
  99         pages = new QStackedWidget;
 100         create_pages();
 101         page_list->setCurrentIndex(page_list->model()->index(0, 0));
 102
 103         // Create the rest of the dialog
 104         QHBoxLayout *tab_layout = new QHBoxLayout;
 105         tab_layout->addWidget(page_list);
 106         tab_layout->addWidget(pages, Qt::AlignLeft);
 107
 108         QDialogButtonBox *button_box = new QDialogButtonBox(
 109                 QDialogButtonBox::Ok | QDialogButtonBox::Cancel);
 110
 111         QVBoxLayout* root_layout = new QVBoxLayout(this);
 112         root_layout->addLayout(tab_layout);
 113         root_layout->addWidget(button_box);
 114
 115         connect(button_box, SIGNAL(accepted()), this, SLOT(accept()));
 116         connect(button_box, SIGNAL(rejected()), this, SLOT(reject()));
 117         connect(page_list, SIGNAL(currentItemChanged(QListWidgetItem*, QListWidgetItem*)),
 118                 this, SLOT(on_page_changed(QListWidgetItem*, QListWidgetItem*)));
 119
 120         // Start to record changes
 121         GlobalSettings settings;
 122         settings.start_tracking();
 123 }
 124
 125 void Settings::create_pages()
 126 {
 127         // View page
 128         pages->addWidget(get_view_settings_form(pages));
 129
 130         QListWidgetItem *viewButton = new QListWidgetItem(page_list);
 131         viewButton->setIcon(QIcon(":/icons/settings-views.svg"));
 132         viewButton->setText(tr("Views"));
 133         viewButton->setTextAlignment(Qt::AlignVCenter);
 134         viewButton->setFlags(Qt::ItemIsSelectable | Qt::ItemIsEnabled);
 135
 136 #ifdef ENABLE_DECODE
 137         // Decoder page
 138         pages->addWidget(get_decoder_settings_form(pages));
 139
 140         QListWidgetItem *decoderButton = new QListWidgetItem(page_list);
 141         decoderButton->setIcon(QIcon(":/icons/add-decoder.svg"));
 142         decoderButton->setText(tr("Decoders"));
 143         decoderButton->setTextAlignment(Qt::AlignVCenter);
 144         decoderButton->setFlags(Qt::ItemIsSelectable | Qt::ItemIsEnabled);
 145 #endif
 146
 147         // About page
 148         pages->addWidget(get_about_page(pages));
 149
 150         QListWidgetItem *aboutButton = new QListWidgetItem(page_list);
 151         aboutButton->setIcon(QIcon(":/icons/information.svg"));
 152         aboutButton->setText(tr("About"));
 153         aboutButton->setTextAlignment(Qt::AlignVCenter);
 154         aboutButton->setFlags(Qt::ItemIsSelectable | Qt::ItemIsEnabled);
 155
 156         // Logging page
 157         pages->addWidget(get_logging_page(pages));
 158
 159         QListWidgetItem *loggingButton = new QListWidgetItem(page_list);
 160         loggingButton->setIcon(QIcon(":/icons/information.svg"));
 161         loggingButton->setText(tr("Logging"));
 162         loggingButton->setTextAlignment(Qt::AlignVCenter);
 163         loggingButton->setFlags(Qt::ItemIsSelectable | Qt::ItemIsEnabled);
 164 }
 165
 166 QCheckBox *Settings::create_checkbox(const QString& key, const char* slot) const
 167 {
 168         GlobalSettings settings;
 169
 170         QCheckBox *cb = new QCheckBox();
 171         cb->setChecked(settings.value(key).toBool());
 172         connect(cb, SIGNAL(stateChanged(int)), this, slot);
 173         return cb;
 174 }
 175
 176 QPlainTextEdit *Settings::create_log_view() const
 177 {
 178         GlobalSettings settings;
 179
 180         QPlainTextEdit *log_view = new QPlainTextEdit();
 181
 182         log_view->setReadOnly(true);
 183         log_view->setWordWrapMode(QTextOption::NoWrap);
 184         log_view->setCenterOnScroll(true);
 185
 186         log_view->appendHtml(logging.get_log());
 187         connect(&logging, SIGNAL(logged_text(QString)),
 188                 log_view, SLOT(appendHtml(QString)));
 189
 190         return log_view;
 191 }
 192
 193 QWidget *Settings::get_view_settings_form(QWidget *parent) const
 194 {
 195         GlobalSettings settings;
 196         QCheckBox *cb;
 197
 198         QWidget *form = new QWidget(parent);
 199         QVBoxLayout *form_layout = new QVBoxLayout(form);
 200
 201         // Trace view settings
 202         QGroupBox *trace_view_group = new QGroupBox(tr("Trace View"));
 203         form_layout->addWidget(trace_view_group);
 204
 205         QFormLayout *trace_view_layout = new QFormLayout();
 206         trace_view_group->setLayout(trace_view_layout);
 207
 208         cb = create_checkbox(GlobalSettings::Key_View_ColoredBG,
 209                 SLOT(on_view_coloredBG_changed(int)));
 210         trace_view_layout->addRow(tr("Use colored trace &background"), cb);
 211
 212         cb = create_checkbox(GlobalSettings::Key_View_ZoomToFitDuringAcq,
 213                 SLOT(on_view_zoomToFitDuringAcq_changed(int)));
 214         trace_view_layout->addRow(tr("Constantly perform &zoom-to-fit during acquisition"), cb);
 215
 216         cb = create_checkbox(GlobalSettings::Key_View_ZoomToFitAfterAcq,
 217                 SLOT(on_view_zoomToFitAfterAcq_changed(int)));
 218         trace_view_layout->addRow(tr("Perform a zoom-to-&fit when acquisition stops"), cb);
 219
 220         cb = create_checkbox(GlobalSettings::Key_View_TriggerIsZeroTime,
 221                 SLOT(on_view_triggerIsZero_changed(int)));
 222         trace_view_layout->addRow(tr("Show time zero at the trigger"), cb);
 223
 224         cb = create_checkbox(GlobalSettings::Key_View_StickyScrolling,
 225                 SLOT(on_view_stickyScrolling_changed(int)));
 226         trace_view_layout->addRow(tr("Always keep &newest samples at the right edge during capture"), cb);
 227
 228         cb = create_checkbox(GlobalSettings::Key_View_ShowSamplingPoints,
 229                 SLOT(on_view_showSamplingPoints_changed(int)));
 230         trace_view_layout->addRow(tr("Show data &sampling points"), cb);
 231
 232         cb = create_checkbox(GlobalSettings::Key_View_ShowAnalogMinorGrid,
 233                 SLOT(on_view_showAnalogMinorGrid_changed(int)));
 234         trace_view_layout->addRow(tr("Show analog minor grid in addition to div grid"), cb);
 235
 236         cb = create_checkbox(GlobalSettings::Key_View_ShowHoverMarker,
 237                 SLOT(on_view_showHoverMarker_changed(int)));
 238         trace_view_layout->addRow(tr("Highlight mouse cursor using a vertical marker line"), cb);
 239
 240         QComboBox *thr_disp_mode_cb = new QComboBox();
 241         thr_disp_mode_cb->addItem(tr("None"), GlobalSettings::ConvThrDispMode_None);
 242         thr_disp_mode_cb->addItem(tr("Background"), GlobalSettings::ConvThrDispMode_Background);
 243         thr_disp_mode_cb->addItem(tr("Dots"), GlobalSettings::ConvThrDispMode_Dots);
 244         thr_disp_mode_cb->setCurrentIndex(
 245                 settings.value(GlobalSettings::Key_View_ConversionThresholdDispMode).toInt());
 246         connect(thr_disp_mode_cb, SIGNAL(currentIndexChanged(int)),
 247                 this, SLOT(on_view_conversionThresholdDispMode_changed(int)));
 248         trace_view_layout->addRow(tr("Conversion threshold display mode (analog traces only)"), thr_disp_mode_cb);
 249
 250         QSpinBox *default_div_height_sb = new QSpinBox();
 251         default_div_height_sb->setRange(20, 1000);
 252         default_div_height_sb->setSuffix(tr(" pixels"));
 253         default_div_height_sb->setValue(
 254                 settings.value(GlobalSettings::Key_View_DefaultDivHeight).toInt());
 255         connect(default_div_height_sb, SIGNAL(valueChanged(int)), this,
 256                 SLOT(on_view_defaultDivHeight_changed(int)));
 257         trace_view_layout->addRow(tr("Default analog trace div height"), default_div_height_sb);
 258
 259         QSpinBox *default_logic_height_sb = new QSpinBox();
 260         default_logic_height_sb->setRange(5, 1000);
 261         default_logic_height_sb->setSuffix(tr(" pixels"));
 262         default_logic_height_sb->setValue(
 263                 settings.value(GlobalSettings::Key_View_DefaultLogicHeight).toInt());
 264         connect(default_logic_height_sb, SIGNAL(valueChanged(int)), this,
 265                 SLOT(on_view_defaultLogicHeight_changed(int)));
 266         trace_view_layout->addRow(tr("Default logic trace height"), default_logic_height_sb);
 267
 268         return form;
 269 }
 270
 271 QWidget *Settings::get_decoder_settings_form(QWidget *parent)
 272 {
 273 #ifdef ENABLE_DECODE
 274         GlobalSettings settings;
 275         QCheckBox *cb;
 276
 277         QWidget *form = new QWidget(parent);
 278         QVBoxLayout *form_layout = new QVBoxLayout(form);
 279
 280         // Decoder settings
 281         QGroupBox *decoder_group = new QGroupBox(tr("Decoders"));
 282         form_layout->addWidget(decoder_group);
 283
 284         QFormLayout *decoder_layout = new QFormLayout();
 285         decoder_group->setLayout(decoder_layout);
 286
 287         cb = create_checkbox(GlobalSettings::Key_Dec_InitialStateConfigurable,
 288                 SLOT(on_dec_initialStateConfigurable_changed(int)));
 289         decoder_layout->addRow(tr("Allow configuration of &initial signal state"), cb);
 290
 291         // Annotation export settings
 292         ann_export_format_ = new QLineEdit();
 293         ann_export_format_->setText(
 294                 settings.value(GlobalSettings::Key_Dec_ExportFormat).toString());
 295         connect(ann_export_format_, SIGNAL(textChanged(const QString&)),
 296                 this, SLOT(on_dec_exportFormat_changed(const QString&)));
 297         decoder_layout->addRow(tr("Annotation export format"), ann_export_format_);
 298         QLabel *description_1 = new QLabel(tr("%s = sample range; %d: decoder name; %c: row name; %q: use quotations marks"));
 299         description_1->setAlignment(Qt::AlignRight);
 300         decoder_layout->addRow(description_1);
 301         QLabel *description_2 = new QLabel(tr("%1: longest annotation text; %a: all annotation texts"));
 302         description_2->setAlignment(Qt::AlignRight);
 303         decoder_layout->addRow(description_2);
 304
 305         return form;
 306 #else
 307         (void)parent;
 308         return nullptr;
 309 #endif
 310 }
 311
 312 #ifdef ENABLE_DECODE
 313 static gint sort_pds(gconstpointer a, gconstpointer b)
 314 {
 315         const struct srd_decoder *sda, *sdb;
 316
 317         sda = (const struct srd_decoder *)a;
 318         sdb = (const struct srd_decoder *)b;
 319         return strcmp(sda->id, sdb->id);
 320 }
 321 #endif
 322
 323 QWidget *Settings::get_about_page(QWidget *parent) const
 324 {
 325 #ifdef ENABLE_DECODE
 326         struct srd_decoder *dec;
 327 #endif
 328
 329         QLabel *icon = new QLabel();
 330         icon->setPixmap(QPixmap(QString::fromUtf8(":/icons/pulseview.svg")));
 331
 332         /* Setup the license field, with the project homepage link. */
 333         QLabel *gpl_home_info = new QLabel();
 334         gpl_home_info->setText(tr("%1<br /><a href=\"http://%2\">%2</a>").arg(
 335                 tr("GNU GPL, version 3 or later"),
 336                 QApplication::organizationDomain()));
 337         gpl_home_info->setOpenExternalLinks(true);
 338
 339         shared_ptr<sigrok::Context> context = device_manager_.context();
 340
 341         QString s;
 342
 343         s.append("<style type=\"text/css\"> tr .id { white-space: pre; padding-right: 5px; } </style>");
 344
 345         s.append("<table>");
 346
 347         /* Version, library, and feature info */
 348         s.append("<tr><td colspan=\"2\"><b>" +
 349                 tr("Versions, libraries and features:") + "</b></td></tr>");
 350
 351         s.append(QString("<tr><td><i>%1</i></td><td>%2</td></tr>")
 352                 .arg(QApplication::applicationName(),
 353                 QApplication::applicationVersion()));
 354         s.append(QString("<tr><td><i>%1</i></td><td>%2</td></tr>")
 355                 .arg(QString("Qt"), qVersion()));
 356         s.append(QString("<tr><td><i>%1</i></td><td>%2</td></tr>")
 357                 .arg(QString("glibmm"), PV_GLIBMM_VERSION));
 358         s.append(QString("<tr><td><i>%1</i></td><td>%2</td></tr>")
 359                 .arg(QString("Boost"), BOOST_LIB_VERSION));
 360
 361         s.append(QString("<tr><td><i>%1</i></td><td>%2/%3 (rt: %4/%5)</td></tr>")
 362                 .arg(QString("libsigrok"), SR_PACKAGE_VERSION_STRING,
 363                 SR_LIB_VERSION_STRING, sr_package_version_string_get(),
 364                 sr_lib_version_string_get()));
 365
 366         GSList *l_orig = sr_buildinfo_libs_get();
 367         for (GSList *l = l_orig; l; l = l->next) {
 368                 GSList *m = (GSList *)l->data;
 369                 const char *lib = (const char *)m->data;
 370                 const char *version = (const char *)m->next->data;
 371                 s.append(QString("<tr><td><i>- %1</i></td><td>%2</td></tr>")
 372                         .arg(QString(lib), QString(version)));
 373                 g_slist_free_full(m, g_free);
 374         }
 375         g_slist_free(l_orig);
 376
 377         char *host = sr_buildinfo_host_get();
 378         s.append(QString("<tr><td><i>- Host</i></td><td>%1</td></tr>")
 379                 .arg(QString(host)));
 380         g_free(host);
 381
 382         char *scpi_backends = sr_buildinfo_scpi_backends_get();
 383         s.append(QString("<tr><td><i>- SCPI backends</i></td><td>%1</td></tr>")
 384                 .arg(QString(scpi_backends)));
 385         g_free(scpi_backends);
 386
 387 #ifdef ENABLE_DECODE
 388         s.append(QString("<tr><td><i>%1</i></td><td>%2/%3 (rt: %4/%5)</td></tr>")
 389                 .arg(QString("libsigrokdecode"), SRD_PACKAGE_VERSION_STRING,
 390                 SRD_LIB_VERSION_STRING, srd_package_version_string_get(),
 391                 srd_lib_version_string_get()));
 392
 393         l_orig = srd_buildinfo_libs_get();
 394         for (GSList *l = l_orig; l; l = l->next) {
 395                 GSList *m = (GSList *)l->data;
 396                 const char *lib = (const char *)m->data;
 397                 const char *version = (const char *)m->next->data;
 398                 s.append(QString("<tr><td><i>- %1</i></td><td>%2</td></tr>")
 399                         .arg(QString(lib), QString(version)));
 400                 g_slist_free_full(m, g_free);
 401         }
 402         g_slist_free(l_orig);
 403
 404         host = srd_buildinfo_host_get();
 405         s.append(QString("<tr><td><i>- Host</i></td><td>%1</td></tr>")
 406                 .arg(QString(host)));
 407         g_free(host);
 408 #endif
 409
 410         s.append("<tr><td colspan=\"2\"></td></tr>");
 411         s.append("<tr><td colspan=\"2\"><b>" +
 412                 tr("Firmware search paths:") + "</b></td></tr>");
 413
 414         l_orig = sr_resourcepaths_get(SR_RESOURCE_FIRMWARE);
 415         for (GSList *l = l_orig; l; l = l->next)
 416                 s.append(QString("<tr><td colspan=\"2\">%1</td></tr>").arg(
 417                         QString((char*)l->data)));
 418         g_slist_free_full(l_orig, g_free);
 419
 420 #ifdef ENABLE_DECODE
 421         s.append("<tr><td colspan=\"2\"></td></tr>");
 422         s.append("<tr><td colspan=\"2\"><b>" +
 423                 tr("Protocol decoder search paths:") + "</b></td></tr>");
 424
 425         l_orig = srd_searchpaths_get();
 426         for (GSList *l = l_orig; l; l = l->next)
 427                 s.append(QString("<tr><td colspan=\"2\">%1</td></tr>").arg(
 428                         QString((char*)l->data)));
 429         g_slist_free_full(l_orig, g_free);
 430 #endif
 431
 432         /* Set up the supported field */
 433         s.append("<tr><td colspan=\"2\"></td></tr>");
 434         s.append("<tr><td colspan=\"2\"><b>" +
 435                 tr("Supported hardware drivers:") + "</b></td></tr>");
 436         for (auto entry : context->drivers()) {
 437                 s.append(QString("<tr><td class=\"id\"><i>%1</i></td><td>%2</td></tr>")
 438                         .arg(QString::fromUtf8(entry.first.c_str()),
 439                                 QString::fromUtf8(entry.second->long_name().c_str())));
 440         }
 441
 442         s.append("<tr><td colspan=\"2\"></td></tr>");
 443         s.append("<tr><td colspan=\"2\"><b>" +
 444                 tr("Supported input formats:") + "</b></td></tr>");
 445         for (auto entry : context->input_formats()) {
 446                 s.append(QString("<tr><td class=\"id\"><i>%1</i></td><td>%2</td></tr>")
 447                         .arg(QString::fromUtf8(entry.first.c_str()),
 448                                 QString::fromUtf8(entry.second->description().c_str())));
 449         }
 450
 451         s.append("<tr><td colspan=\"2\"></td></tr>");
 452         s.append("<tr><td colspan=\"2\"><b>" +
 453                 tr("Supported output formats:") + "</b></td></tr>");
 454         for (auto entry : context->output_formats()) {
 455                 s.append(QString("<tr><td class=\"id\"><i>%1</i></td><td>%2</td></tr>")
 456                         .arg(QString::fromUtf8(entry.first.c_str()),
 457                                 QString::fromUtf8(entry.second->description().c_str())));
 458         }
 459
 460 #ifdef ENABLE_DECODE
 461         s.append("<tr><td colspan=\"2\"></td></tr>");
 462         s.append("<tr><td colspan=\"2\"><b>" +
 463                 tr("Supported protocol decoders:") + "</b></td></tr>");
 464         GSList *sl = g_slist_copy((GSList *)srd_decoder_list());
 465         sl = g_slist_sort(sl, sort_pds);
 466         for (const GSList *l = sl; l; l = l->next) {
 467                 dec = (struct srd_decoder *)l->data;
 468                 s.append(QString("<tr><td class=\"id\"><i>%1</i></td><td>%2</td></tr>")
 469                         .arg(QString::fromUtf8(dec->id),
 470                                 QString::fromUtf8(dec->longname)));
 471         }
 472         g_slist_free(sl);
 473 #endif
 474
 475         s.append("</table>");
 476
 477         QTextDocument *supported_doc = new QTextDocument();
 478         supported_doc->setHtml(s);
 479
 480         QTextBrowser *support_list = new QTextBrowser();
 481         support_list->setDocument(supported_doc);
 482
 483         QHBoxLayout *h_layout = new QHBoxLayout();
 484         h_layout->setAlignment(Qt::AlignLeft);
 485         h_layout->addWidget(icon);
 486         h_layout->addWidget(gpl_home_info);
 487
 488         QVBoxLayout *layout = new QVBoxLayout();
 489         layout->addLayout(h_layout);
 490         layout->addWidget(support_list);
 491
 492         QWidget *page = new QWidget(parent);
 493         page->setLayout(layout);
 494
 495         return page;
 496 }
 497
 498 QWidget *Settings::get_logging_page(QWidget *parent) const
 499 {
 500         GlobalSettings settings;
 501
 502         // Log level
 503         QSpinBox *loglevel_sb = new QSpinBox();
 504         loglevel_sb->setMaximum(SR_LOG_SPEW);
 505         loglevel_sb->setValue(logging.get_log_level());
 506         connect(loglevel_sb, SIGNAL(valueChanged(int)), this,
 507                 SLOT(on_log_logLevel_changed(int)));
 508
 509         QHBoxLayout *loglevel_layout = new QHBoxLayout();
 510         loglevel_layout->addWidget(new QLabel(tr("Log level:")));
 511         loglevel_layout->addWidget(loglevel_sb);
 512
 513         // Background buffer size
 514         QSpinBox *buffersize_sb = new QSpinBox();
 515         buffersize_sb->setSuffix(tr(" lines"));
 516         buffersize_sb->setMinimum(Logging::MIN_BUFFER_SIZE);
 517         buffersize_sb->setMaximum(Logging::MAX_BUFFER_SIZE);
 518         buffersize_sb->setValue(
 519                 settings.value(GlobalSettings::Key_Log_BufferSize).toInt());
 520         connect(buffersize_sb, SIGNAL(valueChanged(int)), this,
 521                 SLOT(on_log_bufferSize_changed(int)));
 522
 523         QHBoxLayout *buffersize_layout = new QHBoxLayout();
 524         buffersize_layout->addWidget(new QLabel(tr("Length of background buffer:")));
 525         buffersize_layout->addWidget(buffersize_sb);
 526
 527         // Save to file
 528         QPushButton *save_log_pb = new QPushButton(
 529                 QIcon::fromTheme("document-save-as", QIcon(":/icons/document-save-as.png")),
 530                 tr("&Save to File"));
 531         connect(save_log_pb, SIGNAL(clicked(bool)),
 532                 this, SLOT(on_log_saveToFile_clicked(bool)));
 533
 534         // Pop out
 535         QPushButton *pop_out_pb = new QPushButton(
 536                 QIcon::fromTheme("window-new", QIcon(":/icons/window-new.png")),
 537                 tr("&Pop out"));
 538         connect(pop_out_pb, SIGNAL(clicked(bool)),
 539                 this, SLOT(on_log_popOut_clicked(bool)));
 540
 541         QHBoxLayout *control_layout = new QHBoxLayout();
 542         control_layout->addLayout(loglevel_layout);
 543         control_layout->addLayout(buffersize_layout);
 544         control_layout->addWidget(save_log_pb);
 545         control_layout->addWidget(pop_out_pb);
 546
 547         QVBoxLayout *root_layout = new QVBoxLayout();
 548         root_layout->addLayout(control_layout);
 549         root_layout->addWidget(log_view_);
 550
 551         QWidget *page = new QWidget(parent);
 552         page->setLayout(root_layout);
 553
 554         return page;
 555 }
 556
 557 void Settings::accept()
 558 {
 559         GlobalSettings settings;
 560         settings.stop_tracking();
 561
 562         QDialog::accept();
 563 }
 564
 565 void Settings::reject()
 566 {
 567         GlobalSettings settings;
 568         settings.undo_tracked_changes();
 569
 570         QDialog::reject();
 571 }
 572
 573 void Settings::on_page_changed(QListWidgetItem *current, QListWidgetItem *previous)
 574 {
 575         if (!current)
 576                 current = previous;
 577
 578         pages->setCurrentIndex(page_list->row(current));
 579 }
 580
 581 void Settings::on_view_zoomToFitDuringAcq_changed(int state)
 582 {
 583         GlobalSettings settings;
 584         settings.setValue(GlobalSettings::Key_View_ZoomToFitDuringAcq, state ? true : false);
 585 }
 586
 587 void Settings::on_view_zoomToFitAfterAcq_changed(int state)
 588 {
 589         GlobalSettings settings;
 590         settings.setValue(GlobalSettings::Key_View_ZoomToFitAfterAcq, state ? true : false);
 591 }
 592
 593 void Settings::on_view_triggerIsZero_changed(int state)
 594 {
 595         GlobalSettings settings;
 596         settings.setValue(GlobalSettings::Key_View_TriggerIsZeroTime, state ? true : false);
 597 }
 598
 599 void Settings::on_view_coloredBG_changed(int state)
 600 {
 601         GlobalSettings settings;
 602         settings.setValue(GlobalSettings::Key_View_ColoredBG, state ? true : false);
 603 }
 604
 605 void Settings::on_view_stickyScrolling_changed(int state)
 606 {
 607         GlobalSettings settings;
 608         settings.setValue(GlobalSettings::Key_View_StickyScrolling, state ? true : false);
 609 }
 610
 611 void Settings::on_view_showSamplingPoints_changed(int state)
 612 {
 613         GlobalSettings settings;
 614         settings.setValue(GlobalSettings::Key_View_ShowSamplingPoints, state ? true : false);
 615 }
 616
 617 void Settings::on_view_showAnalogMinorGrid_changed(int state)
 618 {
 619         GlobalSettings settings;
 620         settings.setValue(GlobalSettings::Key_View_ShowAnalogMinorGrid, state ? true : false);
 621 }
 622
 623 void Settings::on_view_showHoverMarker_changed(int state)
 624 {
 625         GlobalSettings settings;
 626         settings.setValue(GlobalSettings::Key_View_ShowHoverMarker, state ? true : false);
 627 }
 628
 629 void Settings::on_view_conversionThresholdDispMode_changed(int state)
 630 {
 631         GlobalSettings settings;
 632         settings.setValue(GlobalSettings::Key_View_ConversionThresholdDispMode, state);
 633 }
 634
 635 void Settings::on_view_defaultDivHeight_changed(int value)
 636 {
 637         GlobalSettings settings;
 638         settings.setValue(GlobalSettings::Key_View_DefaultDivHeight, value);
 639 }
 640
 641 void Settings::on_view_defaultLogicHeight_changed(int value)
 642 {
 643         GlobalSettings settings;
 644         settings.setValue(GlobalSettings::Key_View_DefaultLogicHeight, value);
 645 }
 646
 647 #ifdef ENABLE_DECODE
 648 void Settings::on_dec_initialStateConfigurable_changed(int state)
 649 {
 650         GlobalSettings settings;
 651         settings.setValue(GlobalSettings::Key_Dec_InitialStateConfigurable, state ? true : false);
 652 }
 653
 654 void Settings::on_dec_exportFormat_changed(const QString &text)
 655 {
 656         GlobalSettings settings;
 657         settings.setValue(GlobalSettings::Key_Dec_ExportFormat, text);
 658 }
 659 #endif
 660
 661 void Settings::on_log_logLevel_changed(int value)
 662 {
 663         logging.set_log_level(value);
 664 }
 665
 666 void Settings::on_log_bufferSize_changed(int value)
 667 {
 668         GlobalSettings settings;
 669         settings.setValue(GlobalSettings::Key_Log_BufferSize, value);
 670 }
 671
 672 void Settings::on_log_saveToFile_clicked(bool checked)
 673 {
 674         (void)checked;
 675
 676         const QString file_name = QFileDialog::getSaveFileName(
 677                 this, tr("Save Log"), "", tr("Log Files (*.txt *.log);;All Files (*)"));
 678
 679         if (file_name.isEmpty())
 680                 return;
 681
 682         QFile file(file_name);
 683         if (file.open(QIODevice::WriteOnly | QIODevice::Truncate | QIODevice::Text)) {
 684                 QTextStream out_stream(&file);
 685                 out_stream << log_view_->toPlainText();
 686
 687                 if (out_stream.status() == QTextStream::Ok) {
 688                         QMessageBox msg(this);
 689                         msg.setText(tr("Success"));
 690                         msg.setInformativeText(tr("Log saved to %1.").arg(file_name));
 691                         msg.setStandardButtons(QMessageBox::Ok);
 692                         msg.setIcon(QMessageBox::Information);
 693                         msg.exec();
 694
 695                         return;
 696                 }
 697         }
 698
 699         QMessageBox msg(this);
 700         msg.setText(tr("Error"));
 701         msg.setInformativeText(tr("File %1 could not be written to.").arg(file_name));
 702         msg.setStandardButtons(QMessageBox::Ok);
 703         msg.setIcon(QMessageBox::Warning);
 704         msg.exec();
 705 }
 706
 707 void Settings::on_log_popOut_clicked(bool checked)
 708 {
 709         (void)checked;
 710
 711         // Create the window as a sub-window so it closes when the main window closes
 712         QMainWindow *window = new QMainWindow(nullptr, Qt::SubWindow);
 713
 714         window->setObjectName(QString::fromUtf8("Log Window"));
 715         window->setWindowTitle(tr("%1 Log").arg(PV_TITLE));
 716
 717         // Use same width/height as the settings dialog
 718         window->resize(width(), height());
 719
 720         window->setCentralWidget(create_log_view());
 721         window->show();
 722 }
 723
 724 } // namespace dialogs
 725 } // namespace pv