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         QSpinBox *snap_distance_sb = new QSpinBox();
 241         snap_distance_sb->setRange(0, 1000);
 242         snap_distance_sb->setSuffix(tr(" pixels"));
 243         snap_distance_sb->setValue(
 244                 settings.value(GlobalSettings::Key_View_SnapDistance).toInt());
 245         connect(snap_distance_sb, SIGNAL(valueChanged(int)), this,
 246                 SLOT(on_view_snapDistance_changed(int)));
 247         trace_view_layout->addRow(tr("Maximum distance from edges before cursors snap to them"), snap_distance_sb);
 248
 249         QComboBox *thr_disp_mode_cb = new QComboBox();
 250         thr_disp_mode_cb->addItem(tr("None"), GlobalSettings::ConvThrDispMode_None);
 251         thr_disp_mode_cb->addItem(tr("Background"), GlobalSettings::ConvThrDispMode_Background);
 252         thr_disp_mode_cb->addItem(tr("Dots"), GlobalSettings::ConvThrDispMode_Dots);
 253         thr_disp_mode_cb->setCurrentIndex(
 254                 settings.value(GlobalSettings::Key_View_ConversionThresholdDispMode).toInt());
 255         connect(thr_disp_mode_cb, SIGNAL(currentIndexChanged(int)),
 256                 this, SLOT(on_view_conversionThresholdDispMode_changed(int)));
 257         trace_view_layout->addRow(tr("Conversion threshold display mode (analog traces only)"), thr_disp_mode_cb);
 258
 259         QSpinBox *default_div_height_sb = new QSpinBox();
 260         default_div_height_sb->setRange(20, 1000);
 261         default_div_height_sb->setSuffix(tr(" pixels"));
 262         default_div_height_sb->setValue(
 263                 settings.value(GlobalSettings::Key_View_DefaultDivHeight).toInt());
 264         connect(default_div_height_sb, SIGNAL(valueChanged(int)), this,
 265                 SLOT(on_view_defaultDivHeight_changed(int)));
 266         trace_view_layout->addRow(tr("Default analog trace div height"), default_div_height_sb);
 267
 268         QSpinBox *default_logic_height_sb = new QSpinBox();
 269         default_logic_height_sb->setRange(5, 1000);
 270         default_logic_height_sb->setSuffix(tr(" pixels"));
 271         default_logic_height_sb->setValue(
 272                 settings.value(GlobalSettings::Key_View_DefaultLogicHeight).toInt());
 273         connect(default_logic_height_sb, SIGNAL(valueChanged(int)), this,
 274                 SLOT(on_view_defaultLogicHeight_changed(int)));
 275         trace_view_layout->addRow(tr("Default logic trace height"), default_logic_height_sb);
 276
 277         return form;
 278 }
 279
 280 QWidget *Settings::get_decoder_settings_form(QWidget *parent)
 281 {
 282 #ifdef ENABLE_DECODE
 283         GlobalSettings settings;
 284         QCheckBox *cb;
 285
 286         QWidget *form = new QWidget(parent);
 287         QVBoxLayout *form_layout = new QVBoxLayout(form);
 288
 289         // Decoder settings
 290         QGroupBox *decoder_group = new QGroupBox(tr("Decoders"));
 291         form_layout->addWidget(decoder_group);
 292
 293         QFormLayout *decoder_layout = new QFormLayout();
 294         decoder_group->setLayout(decoder_layout);
 295
 296         cb = create_checkbox(GlobalSettings::Key_Dec_InitialStateConfigurable,
 297                 SLOT(on_dec_initialStateConfigurable_changed(int)));
 298         decoder_layout->addRow(tr("Allow configuration of &initial signal state"), cb);
 299
 300         // Annotation export settings
 301         ann_export_format_ = new QLineEdit();
 302         ann_export_format_->setText(
 303                 settings.value(GlobalSettings::Key_Dec_ExportFormat).toString());
 304         connect(ann_export_format_, SIGNAL(textChanged(const QString&)),
 305                 this, SLOT(on_dec_exportFormat_changed(const QString&)));
 306         decoder_layout->addRow(tr("Annotation export format"), ann_export_format_);
 307         QLabel *description_1 = new QLabel(tr("%s = sample range; %d: decoder name; %c: row name; %q: use quotations marks"));
 308         description_1->setAlignment(Qt::AlignRight);
 309         decoder_layout->addRow(description_1);
 310         QLabel *description_2 = new QLabel(tr("%1: longest annotation text; %a: all annotation texts"));
 311         description_2->setAlignment(Qt::AlignRight);
 312         decoder_layout->addRow(description_2);
 313
 314         return form;
 315 #else
 316         (void)parent;
 317         return nullptr;
 318 #endif
 319 }
 320
 321 #ifdef ENABLE_DECODE
 322 static gint sort_pds(gconstpointer a, gconstpointer b)
 323 {
 324         const struct srd_decoder *sda, *sdb;
 325
 326         sda = (const struct srd_decoder *)a;
 327         sdb = (const struct srd_decoder *)b;
 328         return strcmp(sda->id, sdb->id);
 329 }
 330 #endif
 331
 332 QWidget *Settings::get_about_page(QWidget *parent) const
 333 {
 334 #ifdef ENABLE_DECODE
 335         struct srd_decoder *dec;
 336 #endif
 337
 338         QLabel *icon = new QLabel();
 339         icon->setPixmap(QPixmap(QString::fromUtf8(":/icons/pulseview.svg")));
 340
 341         /* Setup the license field, with the project homepage link. */
 342         QLabel *gpl_home_info = new QLabel();
 343         gpl_home_info->setText(tr("%1<br /><a href=\"http://%2\">%2</a>").arg(
 344                 tr("GNU GPL, version 3 or later"),
 345                 QApplication::organizationDomain()));
 346         gpl_home_info->setOpenExternalLinks(true);
 347
 348         shared_ptr<sigrok::Context> context = device_manager_.context();
 349
 350         QString s;
 351
 352         s.append("<style type=\"text/css\"> tr .id { white-space: pre; padding-right: 5px; } </style>");
 353
 354         s.append("<table>");
 355
 356         /* Version, library, and feature info */
 357         s.append("<tr><td colspan=\"2\"><b>" +
 358                 tr("Versions, libraries and features:") + "</b></td></tr>");
 359
 360         s.append(QString("<tr><td><i>%1</i></td><td>%2</td></tr>")
 361                 .arg(QApplication::applicationName(),
 362                 QApplication::applicationVersion()));
 363         s.append(QString("<tr><td><i>%1</i></td><td>%2</td></tr>")
 364                 .arg(QString("Qt"), qVersion()));
 365         s.append(QString("<tr><td><i>%1</i></td><td>%2</td></tr>")
 366                 .arg(QString("glibmm"), PV_GLIBMM_VERSION));
 367         s.append(QString("<tr><td><i>%1</i></td><td>%2</td></tr>")
 368                 .arg(QString("Boost"), BOOST_LIB_VERSION));
 369
 370         s.append(QString("<tr><td><i>%1</i></td><td>%2/%3 (rt: %4/%5)</td></tr>")
 371                 .arg(QString("libsigrok"), SR_PACKAGE_VERSION_STRING,
 372                 SR_LIB_VERSION_STRING, sr_package_version_string_get(),
 373                 sr_lib_version_string_get()));
 374
 375         GSList *l_orig = sr_buildinfo_libs_get();
 376         for (GSList *l = l_orig; l; l = l->next) {
 377                 GSList *m = (GSList *)l->data;
 378                 const char *lib = (const char *)m->data;
 379                 const char *version = (const char *)m->next->data;
 380                 s.append(QString("<tr><td><i>- %1</i></td><td>%2</td></tr>")
 381                         .arg(QString(lib), QString(version)));
 382                 g_slist_free_full(m, g_free);
 383         }
 384         g_slist_free(l_orig);
 385
 386         char *host = sr_buildinfo_host_get();
 387         s.append(QString("<tr><td><i>- Host</i></td><td>%1</td></tr>")
 388                 .arg(QString(host)));
 389         g_free(host);
 390
 391         char *scpi_backends = sr_buildinfo_scpi_backends_get();
 392         s.append(QString("<tr><td><i>- SCPI backends</i></td><td>%1</td></tr>")
 393                 .arg(QString(scpi_backends)));
 394         g_free(scpi_backends);
 395
 396 #ifdef ENABLE_DECODE
 397         s.append(QString("<tr><td><i>%1</i></td><td>%2/%3 (rt: %4/%5)</td></tr>")
 398                 .arg(QString("libsigrokdecode"), SRD_PACKAGE_VERSION_STRING,
 399                 SRD_LIB_VERSION_STRING, srd_package_version_string_get(),
 400                 srd_lib_version_string_get()));
 401
 402         l_orig = srd_buildinfo_libs_get();
 403         for (GSList *l = l_orig; l; l = l->next) {
 404                 GSList *m = (GSList *)l->data;
 405                 const char *lib = (const char *)m->data;
 406                 const char *version = (const char *)m->next->data;
 407                 s.append(QString("<tr><td><i>- %1</i></td><td>%2</td></tr>")
 408                         .arg(QString(lib), QString(version)));
 409                 g_slist_free_full(m, g_free);
 410         }
 411         g_slist_free(l_orig);
 412
 413         host = srd_buildinfo_host_get();
 414         s.append(QString("<tr><td><i>- Host</i></td><td>%1</td></tr>")
 415                 .arg(QString(host)));
 416         g_free(host);
 417 #endif
 418
 419         s.append("<tr><td colspan=\"2\"></td></tr>");
 420         s.append("<tr><td colspan=\"2\"><b>" +
 421                 tr("Firmware search paths:") + "</b></td></tr>");
 422
 423         l_orig = sr_resourcepaths_get(SR_RESOURCE_FIRMWARE);
 424         for (GSList *l = l_orig; l; l = l->next)
 425                 s.append(QString("<tr><td colspan=\"2\">%1</td></tr>").arg(
 426                         QString((char*)l->data)));
 427         g_slist_free_full(l_orig, g_free);
 428
 429 #ifdef ENABLE_DECODE
 430         s.append("<tr><td colspan=\"2\"></td></tr>");
 431         s.append("<tr><td colspan=\"2\"><b>" +
 432                 tr("Protocol decoder search paths:") + "</b></td></tr>");
 433
 434         l_orig = srd_searchpaths_get();
 435         for (GSList *l = l_orig; l; l = l->next)
 436                 s.append(QString("<tr><td colspan=\"2\">%1</td></tr>").arg(
 437                         QString((char*)l->data)));
 438         g_slist_free_full(l_orig, g_free);
 439 #endif
 440
 441         /* Set up the supported field */
 442         s.append("<tr><td colspan=\"2\"></td></tr>");
 443         s.append("<tr><td colspan=\"2\"><b>" +
 444                 tr("Supported hardware drivers:") + "</b></td></tr>");
 445         for (auto entry : context->drivers()) {
 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->long_name().c_str())));
 449         }
 450
 451         s.append("<tr><td colspan=\"2\"></td></tr>");
 452         s.append("<tr><td colspan=\"2\"><b>" +
 453                 tr("Supported input formats:") + "</b></td></tr>");
 454         for (auto entry : context->input_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         s.append("<tr><td colspan=\"2\"></td></tr>");
 461         s.append("<tr><td colspan=\"2\"><b>" +
 462                 tr("Supported output formats:") + "</b></td></tr>");
 463         for (auto entry : context->output_formats()) {
 464                 s.append(QString("<tr><td class=\"id\"><i>%1</i></td><td>%2</td></tr>")
 465                         .arg(QString::fromUtf8(entry.first.c_str()),
 466                                 QString::fromUtf8(entry.second->description().c_str())));
 467         }
 468
 469 #ifdef ENABLE_DECODE
 470         s.append("<tr><td colspan=\"2\"></td></tr>");
 471         s.append("<tr><td colspan=\"2\"><b>" +
 472                 tr("Supported protocol decoders:") + "</b></td></tr>");
 473         GSList *sl = g_slist_copy((GSList *)srd_decoder_list());
 474         sl = g_slist_sort(sl, sort_pds);
 475         for (const GSList *l = sl; l; l = l->next) {
 476                 dec = (struct srd_decoder *)l->data;
 477                 s.append(QString("<tr><td class=\"id\"><i>%1</i></td><td>%2</td></tr>")
 478                         .arg(QString::fromUtf8(dec->id),
 479                                 QString::fromUtf8(dec->longname)));
 480         }
 481         g_slist_free(sl);
 482 #endif
 483
 484         s.append("</table>");
 485
 486         QTextDocument *supported_doc = new QTextDocument();
 487         supported_doc->setHtml(s);
 488
 489         QTextBrowser *support_list = new QTextBrowser();
 490         support_list->setDocument(supported_doc);
 491
 492         QHBoxLayout *h_layout = new QHBoxLayout();
 493         h_layout->setAlignment(Qt::AlignLeft);
 494         h_layout->addWidget(icon);
 495         h_layout->addWidget(gpl_home_info);
 496
 497         QVBoxLayout *layout = new QVBoxLayout();
 498         layout->addLayout(h_layout);
 499         layout->addWidget(support_list);
 500
 501         QWidget *page = new QWidget(parent);
 502         page->setLayout(layout);
 503
 504         return page;
 505 }
 506
 507 QWidget *Settings::get_logging_page(QWidget *parent) const
 508 {
 509         GlobalSettings settings;
 510
 511         // Log level
 512         QSpinBox *loglevel_sb = new QSpinBox();
 513         loglevel_sb->setMaximum(SR_LOG_SPEW);
 514         loglevel_sb->setValue(logging.get_log_level());
 515         connect(loglevel_sb, SIGNAL(valueChanged(int)), this,
 516                 SLOT(on_log_logLevel_changed(int)));
 517
 518         QHBoxLayout *loglevel_layout = new QHBoxLayout();
 519         loglevel_layout->addWidget(new QLabel(tr("Log level:")));
 520         loglevel_layout->addWidget(loglevel_sb);
 521
 522         // Background buffer size
 523         QSpinBox *buffersize_sb = new QSpinBox();
 524         buffersize_sb->setSuffix(tr(" lines"));
 525         buffersize_sb->setMinimum(Logging::MIN_BUFFER_SIZE);
 526         buffersize_sb->setMaximum(Logging::MAX_BUFFER_SIZE);
 527         buffersize_sb->setValue(
 528                 settings.value(GlobalSettings::Key_Log_BufferSize).toInt());
 529         connect(buffersize_sb, SIGNAL(valueChanged(int)), this,
 530                 SLOT(on_log_bufferSize_changed(int)));
 531
 532         QHBoxLayout *buffersize_layout = new QHBoxLayout();
 533         buffersize_layout->addWidget(new QLabel(tr("Length of background buffer:")));
 534         buffersize_layout->addWidget(buffersize_sb);
 535
 536         // Save to file
 537         QPushButton *save_log_pb = new QPushButton(
 538                 QIcon::fromTheme("document-save-as", QIcon(":/icons/document-save-as.png")),
 539                 tr("&Save to File"));
 540         connect(save_log_pb, SIGNAL(clicked(bool)),
 541                 this, SLOT(on_log_saveToFile_clicked(bool)));
 542
 543         // Pop out
 544         QPushButton *pop_out_pb = new QPushButton(
 545                 QIcon::fromTheme("window-new", QIcon(":/icons/window-new.png")),
 546                 tr("&Pop out"));
 547         connect(pop_out_pb, SIGNAL(clicked(bool)),
 548                 this, SLOT(on_log_popOut_clicked(bool)));
 549
 550         QHBoxLayout *control_layout = new QHBoxLayout();
 551         control_layout->addLayout(loglevel_layout);
 552         control_layout->addLayout(buffersize_layout);
 553         control_layout->addWidget(save_log_pb);
 554         control_layout->addWidget(pop_out_pb);
 555
 556         QVBoxLayout *root_layout = new QVBoxLayout();
 557         root_layout->addLayout(control_layout);
 558         root_layout->addWidget(log_view_);
 559
 560         QWidget *page = new QWidget(parent);
 561         page->setLayout(root_layout);
 562
 563         return page;
 564 }
 565
 566 void Settings::accept()
 567 {
 568         GlobalSettings settings;
 569         settings.stop_tracking();
 570
 571         QDialog::accept();
 572 }
 573
 574 void Settings::reject()
 575 {
 576         GlobalSettings settings;
 577         settings.undo_tracked_changes();
 578
 579         QDialog::reject();
 580 }
 581
 582 void Settings::on_page_changed(QListWidgetItem *current, QListWidgetItem *previous)
 583 {
 584         if (!current)
 585                 current = previous;
 586
 587         pages->setCurrentIndex(page_list->row(current));
 588 }
 589
 590 void Settings::on_view_zoomToFitDuringAcq_changed(int state)
 591 {
 592         GlobalSettings settings;
 593         settings.setValue(GlobalSettings::Key_View_ZoomToFitDuringAcq, state ? true : false);
 594 }
 595
 596 void Settings::on_view_zoomToFitAfterAcq_changed(int state)
 597 {
 598         GlobalSettings settings;
 599         settings.setValue(GlobalSettings::Key_View_ZoomToFitAfterAcq, state ? true : false);
 600 }
 601
 602 void Settings::on_view_triggerIsZero_changed(int state)
 603 {
 604         GlobalSettings settings;
 605         settings.setValue(GlobalSettings::Key_View_TriggerIsZeroTime, state ? true : false);
 606 }
 607
 608 void Settings::on_view_coloredBG_changed(int state)
 609 {
 610         GlobalSettings settings;
 611         settings.setValue(GlobalSettings::Key_View_ColoredBG, state ? true : false);
 612 }
 613
 614 void Settings::on_view_stickyScrolling_changed(int state)
 615 {
 616         GlobalSettings settings;
 617         settings.setValue(GlobalSettings::Key_View_StickyScrolling, state ? true : false);
 618 }
 619
 620 void Settings::on_view_showSamplingPoints_changed(int state)
 621 {
 622         GlobalSettings settings;
 623         settings.setValue(GlobalSettings::Key_View_ShowSamplingPoints, state ? true : false);
 624 }
 625
 626 void Settings::on_view_showAnalogMinorGrid_changed(int state)
 627 {
 628         GlobalSettings settings;
 629         settings.setValue(GlobalSettings::Key_View_ShowAnalogMinorGrid, state ? true : false);
 630 }
 631
 632 void Settings::on_view_showHoverMarker_changed(int state)
 633 {
 634         GlobalSettings settings;
 635         settings.setValue(GlobalSettings::Key_View_ShowHoverMarker, state ? true : false);
 636 }
 637
 638 void Settings::on_view_snapDistance_changed(int value)
 639 {
 640         GlobalSettings settings;
 641         settings.setValue(GlobalSettings::Key_View_SnapDistance, value);
 642 }
 643
 644 void Settings::on_view_conversionThresholdDispMode_changed(int state)
 645 {
 646         GlobalSettings settings;
 647         settings.setValue(GlobalSettings::Key_View_ConversionThresholdDispMode, state);
 648 }
 649
 650 void Settings::on_view_defaultDivHeight_changed(int value)
 651 {
 652         GlobalSettings settings;
 653         settings.setValue(GlobalSettings::Key_View_DefaultDivHeight, value);
 654 }
 655
 656 void Settings::on_view_defaultLogicHeight_changed(int value)
 657 {
 658         GlobalSettings settings;
 659         settings.setValue(GlobalSettings::Key_View_DefaultLogicHeight, value);
 660 }
 661
 662 #ifdef ENABLE_DECODE
 663 void Settings::on_dec_initialStateConfigurable_changed(int state)
 664 {
 665         GlobalSettings settings;
 666         settings.setValue(GlobalSettings::Key_Dec_InitialStateConfigurable, state ? true : false);
 667 }
 668
 669 void Settings::on_dec_exportFormat_changed(const QString &text)
 670 {
 671         GlobalSettings settings;
 672         settings.setValue(GlobalSettings::Key_Dec_ExportFormat, text);
 673 }
 674 #endif
 675
 676 void Settings::on_log_logLevel_changed(int value)
 677 {
 678         logging.set_log_level(value);
 679 }
 680
 681 void Settings::on_log_bufferSize_changed(int value)
 682 {
 683         GlobalSettings settings;
 684         settings.setValue(GlobalSettings::Key_Log_BufferSize, value);
 685 }
 686
 687 void Settings::on_log_saveToFile_clicked(bool checked)
 688 {
 689         (void)checked;
 690
 691         const QString file_name = QFileDialog::getSaveFileName(
 692                 this, tr("Save Log"), "", tr("Log Files (*.txt *.log);;All Files (*)"));
 693
 694         if (file_name.isEmpty())
 695                 return;
 696
 697         QFile file(file_name);
 698         if (file.open(QIODevice::WriteOnly | QIODevice::Truncate | QIODevice::Text)) {
 699                 QTextStream out_stream(&file);
 700                 out_stream << log_view_->toPlainText();
 701
 702                 if (out_stream.status() == QTextStream::Ok) {
 703                         QMessageBox msg(this);
 704                         msg.setText(tr("Success"));
 705                         msg.setInformativeText(tr("Log saved to %1.").arg(file_name));
 706                         msg.setStandardButtons(QMessageBox::Ok);
 707                         msg.setIcon(QMessageBox::Information);
 708                         msg.exec();
 709
 710                         return;
 711                 }
 712         }
 713
 714         QMessageBox msg(this);
 715         msg.setText(tr("Error"));
 716         msg.setInformativeText(tr("File %1 could not be written to.").arg(file_name));
 717         msg.setStandardButtons(QMessageBox::Ok);
 718         msg.setIcon(QMessageBox::Warning);
 719         msg.exec();
 720 }
 721
 722 void Settings::on_log_popOut_clicked(bool checked)
 723 {
 724         (void)checked;
 725
 726         // Create the window as a sub-window so it closes when the main window closes
 727         QMainWindow *window = new QMainWindow(nullptr, Qt::SubWindow);
 728
 729         window->setObjectName(QString::fromUtf8("Log Window"));
 730         window->setWindowTitle(tr("%1 Log").arg(PV_TITLE));
 731
 732         // Use same width/height as the settings dialog
 733         window->resize(width(), height());
 734
 735         window->setCentralWidget(create_log_view());
 736         window->show();
 737 }
 738
 739 } // namespace dialogs
 740 } // namespace pv