467 lines
15 KiB
C++
467 lines
15 KiB
C++
/*
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* Strawberry Music Player
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* Copyright 2013, Jonas Kvinge <jonas@strawbs.net>
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*
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* Strawberry is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Strawberry is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Strawberry. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "config.h"
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#include <QtGlobal>
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#include <QSettings>
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#include <QVariant>
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#include <QString>
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#include <QStringBuilder>
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#include <QFontMetrics>
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#include <QGroupBox>
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#include <QCheckBox>
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#include <QComboBox>
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#include <QSlider>
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#include <QSpinBox>
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#include <QLabel>
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#include "backendsettingspage.h"
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#include "core/application.h"
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#include "core/iconloader.h"
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#include "core/player.h"
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#include "core/logging.h"
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#include "engine/engine_fwd.h"
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#include "engine/enginebase.h"
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#include "engine/enginedevice.h"
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#include "engine/enginetype.h"
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#include "engine/devicefinder.h"
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#include "widgets/lineedit.h"
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#include "widgets/stickyslider.h"
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#include "dialogs/errordialog.h"
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#include "settings/settingspage.h"
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#include "settingsdialog.h"
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#include "ui_backendsettingspage.h"
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const char *BackendSettingsPage::kSettingsGroup = "Backend";
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BackendSettingsPage::BackendSettingsPage(SettingsDialog *dialog) : SettingsPage(dialog), ui_(new Ui_BackendSettingsPage) {
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ui_->setupUi(this);
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setWindowIcon(IconLoader::Load("soundcard"));
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ui_->label_bufferminfillvalue->setMinimumWidth(QFontMetrics(ui_->label_bufferminfillvalue->font()).width("WW%"));
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ui_->label_replaygainpreamp->setMinimumWidth(QFontMetrics(ui_->label_replaygainpreamp->font()).width("-WW.W dB"));
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RgPreampChanged(ui_->stickslider_replaygainpreamp->value());
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s_.beginGroup(BackendSettingsPage::kSettingsGroup);
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}
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BackendSettingsPage::~BackendSettingsPage() {
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s_.endGroup();
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delete ui_;
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}
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void BackendSettingsPage::Load() {
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configloaded_ = false;
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engineloaded_ = false;
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xinewarning_ = false;
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Engine::EngineType enginetype = Engine::EngineTypeFromName(s_.value("engine", EngineDescription(Engine::GStreamer)).toString());
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ui_->combobox_engine->clear();
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#ifdef HAVE_GSTREAMER
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ui_->combobox_engine->addItem(IconLoader::Load("gstreamer"), EngineDescription(Engine::GStreamer), Engine::GStreamer);
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#endif
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#ifdef HAVE_XINE
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ui_->combobox_engine->addItem(IconLoader::Load("xine"), EngineDescription(Engine::Xine), Engine::Xine);
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#endif
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#ifdef HAVE_VLC
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ui_->combobox_engine->addItem(IconLoader::Load("vlc"), EngineDescription(Engine::VLC), Engine::VLC);
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#endif
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#ifdef HAVE_PHONON
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ui_->combobox_engine->addItem(IconLoader::Load("speaker"), EngineDescription(Engine::Phonon), Engine::Phonon);
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#endif
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enginereset_ = false;
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ui_->combobox_engine->setCurrentIndex(ui_->combobox_engine->findData(enginetype));
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if (EngineInitialised()) Load_Engine(enginetype);
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ui_->spinbox_bufferduration->setValue(s_.value("bufferduration", 4000).toInt());
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ui_->checkbox_monoplayback->setChecked(s_.value("monoplayback", false).toBool());
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ui_->slider_bufferminfill->setValue(s_.value("bufferminfill", 33).toInt());
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ui_->checkbox_replaygain->setChecked(s_.value("rgenabled", false).toBool());
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ui_->combobox_replaygainmode->setCurrentIndex(s_.value("rgmode", 0).toInt());
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ui_->stickslider_replaygainpreamp->setValue(s_.value("rgpreamp", 0.0).toDouble() * 10 + 150);
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ui_->checkbox_replaygaincompression->setChecked(s_.value("rgcompression", true).toBool());
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if (!EngineInitialised()) return;
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if (engine()->state() == Engine::Empty) {
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if (ui_->combobox_engine->count() > 1) ui_->combobox_engine->setEnabled(true);
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else ui_->combobox_engine->setEnabled(false);
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ResetWarning();
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}
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else {
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ui_->combobox_engine->setEnabled(false);
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ShowWarning("Engine can't be switched while playing. Close settings and reopen to change engine.");
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}
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ConnectSignals();
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configloaded_ = true;
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}
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void BackendSettingsPage::ConnectSignals() {
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connect(ui_->combobox_engine, SIGNAL(currentIndexChanged(int)), SLOT(EngineChanged(int)));
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connect(ui_->combobox_output, SIGNAL(currentIndexChanged(int)), SLOT(OutputChanged(int)));
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connect(ui_->combobox_device, SIGNAL(currentIndexChanged(int)), SLOT(DeviceSelectionChanged(int)));
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connect(ui_->lineedit_device, SIGNAL(textChanged(const QString &)), SLOT(DeviceStringChanged()));
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connect(ui_->slider_bufferminfill, SIGNAL(valueChanged(int)), SLOT(BufferMinFillChanged(int)));
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connect(ui_->stickslider_replaygainpreamp, SIGNAL(valueChanged(int)), SLOT(RgPreampChanged(int)));
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}
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bool BackendSettingsPage::EngineInitialised() {
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if (!engine() || engine()->type() == Engine::None) {
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errordialog_.ShowMessage("Engine is not initialized! Please restart.");
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return false;
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}
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return true;
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}
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void BackendSettingsPage::Load_Engine(Engine::EngineType enginetype) {
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if (!EngineInitialised()) return;
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QString output = s_.value("output", "").toString();
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QVariant device = s_.value("device", QVariant());
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ui_->combobox_output->clear();
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ui_->combobox_device->clear();
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ui_->combobox_output->setEnabled(false);
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ui_->combobox_device->setEnabled(false);
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ui_->lineedit_device->setEnabled(false);
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ui_->lineedit_device->setText("");
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ui_->groupbox_replaygain->setEnabled(false);
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if (engine()->type() != enginetype) {
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dialog()->app()->player()->CreateEngine(enginetype);
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dialog()->app()->player()->ReloadSettings();
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dialog()->app()->player()->Init();
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}
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engineloaded_ = true;
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Load_Output(output, device);
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}
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void BackendSettingsPage::Load_Output(QString output, QVariant device) {
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if (!EngineInitialised()) return;
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if (output == "") output = engine()->DefaultOutput();
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ui_->combobox_output->clear();
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int i = 0;
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for (const EngineBase::OutputDetails &o : engine()->GetOutputsList()) {
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i++;
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ui_->combobox_output->addItem(IconLoader::Load(o.iconname), o.description, QVariant::fromValue(o));
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}
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if (i > 0) ui_->combobox_output->setEnabled(true);
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bool found(false);
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for (int i = 0; i < ui_->combobox_output->count(); ++i) {
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EngineBase::OutputDetails o = ui_->combobox_output->itemData(i).value<EngineBase::OutputDetails>();
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if (o.name == output) {
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ui_->combobox_output->setCurrentIndex(i);
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found = true;
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break;
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}
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}
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if (!found) { // Output is invalid for this engine, reset to default output.
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output = engine()->DefaultOutput();
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for (int i = 0; i < ui_->combobox_output->count(); ++i) {
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EngineBase::OutputDetails o = ui_->combobox_output->itemData(i).value<EngineBase::OutputDetails>();
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if (o.name == output) {
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ui_->combobox_output->setCurrentIndex(i);
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break;
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}
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}
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}
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if (engine()->type() == Engine::GStreamer) ui_->groupbox_replaygain->setEnabled(true);
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else ui_->groupbox_replaygain->setEnabled(false);
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if (ui_->combobox_output->count() < 1) {
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ShowWarning("Engine may take some time to initialize. Close settings and reopen to set output and devices.");
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}
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else Load_Device(output, device);
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}
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void BackendSettingsPage::Load_Device(QString output, QVariant device) {
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if (!EngineInitialised()) return;
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int devices = 0;
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DeviceFinder::Device df_device;
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ui_->combobox_device->clear();
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ui_->combobox_device->setEnabled(false);
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ui_->lineedit_device->setText("");
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#ifndef Q_OS_WIN32
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ui_->combobox_device->addItem(IconLoader::Load("soundcard"), "Automatically select", QVariant(""));
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#endif
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for (DeviceFinder *f : dialog()->app()->enginedevice()->device_finders_) {
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if (!f->outputs().contains(output)) continue;
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for (const DeviceFinder::Device &d : f->ListDevices()) {
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devices++;
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ui_->combobox_device->addItem(IconLoader::Load(d.iconname), d.description, d.value);
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if (d.value == device) { df_device = d; }
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}
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}
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if (devices > 0) ui_->combobox_device->setEnabled(true);
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if (engine()->CustomDeviceSupport(output)) {
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ui_->combobox_device->addItem(IconLoader::Load("soundcard"), "Custom", QVariant(""));
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ui_->lineedit_device->setEnabled(true);
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}
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else {
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ui_->lineedit_device->setEnabled(false);
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}
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bool found(false);
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for (int i = 0; i < ui_->combobox_device->count(); ++i) {
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QVariant d = ui_->combobox_device->itemData(i).value<QVariant>();
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if (df_device.value == d) {
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ui_->combobox_device->setCurrentIndex(i);
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found = true;
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break;
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}
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}
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// This allows a custom ALSA device string ie: "hw:0,0" even if it is not listed.
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if (engine()->CustomDeviceSupport(output) && device.type() == QVariant::String && !device.toString().isEmpty()) {
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ui_->lineedit_device->setText(device.toString());
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if (!found) {
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bool have_custom(false);
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int index_custom = 0;
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for (int i = 0; i < ui_->combobox_device->count(); ++i) {
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if (ui_->combobox_device->itemText(i) == "Custom") {
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have_custom = true;
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index_custom = i;
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if (ui_->combobox_device->currentText() != "Custom") ui_->combobox_device->setCurrentIndex(i);
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break;
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}
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}
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if (have_custom) ui_->combobox_device->setItemData(index_custom, QVariant(device.toString()));
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}
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}
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}
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void BackendSettingsPage::Save() {
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if (!EngineInitialised()) return;
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QVariant enginetype_v = ui_->combobox_engine->itemData(ui_->combobox_engine->currentIndex());
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Engine::EngineType enginetype = enginetype_v.value<Engine::EngineType>();
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QString output_name;
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QVariant device_value;
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if (ui_->combobox_output->currentText().isEmpty()) output_name = engine()->DefaultOutput();
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else {
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EngineBase::OutputDetails output = ui_->combobox_output->itemData(ui_->combobox_output->currentIndex()).value<EngineBase::OutputDetails>();
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output_name = output.name;
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}
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if (ui_->combobox_device->currentText().isEmpty()) device_value = QVariant();
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else device_value = ui_->combobox_device->itemData(ui_->combobox_device->currentIndex()).value<QVariant>();
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s_.setValue("engine", EngineName(enginetype));
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s_.setValue("output", output_name);
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s_.setValue("device", device_value);
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s_.setValue("bufferduration", ui_->spinbox_bufferduration->value());
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s_.setValue("monoplayback", ui_->checkbox_monoplayback->isChecked());
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s_.setValue("bufferminfill", ui_->slider_bufferminfill->value());
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s_.setValue("rgenabled", ui_->checkbox_replaygain->isChecked());
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s_.setValue("rgmode", ui_->combobox_replaygainmode->currentIndex());
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s_.setValue("rgpreamp", float(ui_->stickslider_replaygainpreamp->value()) / 10 - 15);
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s_.setValue("rgcompression", ui_->checkbox_replaygaincompression->isChecked());
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}
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void BackendSettingsPage::EngineChanged(int index) {
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if (!configloaded_ || !EngineInitialised()) return;
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if (engine()->state() != Engine::Empty) {
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if (enginereset_ == true) { enginereset_ = false; return; }
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errordialog_.ShowMessage("Can't switch engine while playing!");
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enginereset_ = true;
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ui_->combobox_engine->setCurrentIndex(ui_->combobox_engine->findData(engineloaded_));
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return;
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}
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QVariant v = ui_->combobox_engine->itemData(index);
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Engine::EngineType enginetype = v.value<Engine::EngineType>();
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engineloaded_ = false;
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xinewarning_ = false;
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ResetWarning();
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Load_Engine(enginetype);
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}
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void BackendSettingsPage::OutputChanged(int index) {
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if (!configloaded_ || !EngineInitialised()) return;
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EngineBase::OutputDetails output = ui_->combobox_output->itemData(index).value<EngineBase::OutputDetails>();
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Load_Device(output.name, QVariant());
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if (engine()->type() == Engine::Xine) XineWarning();
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}
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void BackendSettingsPage::DeviceSelectionChanged(int index) {
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if (!configloaded_ || !EngineInitialised()) return;
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EngineBase::OutputDetails output = ui_->combobox_output->itemData(ui_->combobox_output->currentIndex()).value<EngineBase::OutputDetails>();
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QVariant device = ui_->combobox_device->itemData(index).value<QVariant>();
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if (engine()->CustomDeviceSupport(output.name)) {
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ui_->lineedit_device->setEnabled(true);
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if (ui_->combobox_device->currentText() == "Custom") {
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ui_->combobox_device->setItemData(index, QVariant(ui_->lineedit_device->text()));
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}
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else {
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if (device.type() == QVariant::String) ui_->lineedit_device->setText(device.toString());
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}
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}
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else {
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ui_->lineedit_device->setEnabled(false);
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if (!ui_->lineedit_device->text().isEmpty()) ui_->lineedit_device->setText("");
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}
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if (engine()->type() == Engine::Xine) XineWarning();
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}
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void BackendSettingsPage::DeviceStringChanged() {
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if (!configloaded_ || !EngineInitialised()) return;
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EngineBase::OutputDetails output = ui_->combobox_output->itemData(ui_->combobox_output->currentIndex()).value<EngineBase::OutputDetails>();
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bool found(false);
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for (int i = 0; i < ui_->combobox_device->count(); ++i) {
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QVariant device = ui_->combobox_device->itemData(i).value<QVariant>();
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if (device.type() != QVariant::String) continue;
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if (device.toString().isEmpty()) continue;
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if (device.toString() == ui_->lineedit_device->text()) {
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if (ui_->combobox_device->currentIndex() != i) ui_->combobox_device->setCurrentIndex(i);
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found = true;
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}
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}
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if (engine()->CustomDeviceSupport(output.name)) {
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ui_->lineedit_device->setEnabled(true);
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if ((!found) && (ui_->combobox_device->currentText() != "Custom")) {
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for (int i = 0; i < ui_->combobox_device->count(); ++i) {
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if (ui_->combobox_device->itemText(i) == "Custom") {
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ui_->combobox_device->setCurrentIndex(i);
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break;
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}
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}
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}
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if (ui_->combobox_device->currentText() == "Custom") {
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ui_->combobox_device->setItemData(ui_->combobox_device->currentIndex(), QVariant(ui_->lineedit_device->text()));
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if ((ui_->lineedit_device->text().isEmpty()) && (ui_->combobox_device->count() > 0) && (ui_->combobox_device->currentIndex() != 0)) ui_->combobox_device->setCurrentIndex(0);
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}
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}
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else {
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ui_->lineedit_device->setEnabled(false);
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if (!ui_->lineedit_device->text().isEmpty()) ui_->lineedit_device->setText("");
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if ((!found) && (ui_->combobox_device->count() > 0) && (ui_->combobox_device->currentIndex() != 0)) ui_->combobox_device->setCurrentIndex(0);
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}
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}
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void BackendSettingsPage::RgPreampChanged(int value) {
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float db = float(value) / 10 - 15;
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QString db_str;
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db_str.sprintf("%+.1f dB", db);
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ui_->label_replaygainpreamp->setText(db_str);
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}
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void BackendSettingsPage::BufferMinFillChanged(int value) {
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ui_->label_bufferminfillvalue->setText(QString::number(value) + "%");
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}
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void BackendSettingsPage::ShowWarning(QString text) {
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QImage image_logo(":/icons/64x64/dialog-warning.png");
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QPixmap pixmap_logo(QPixmap::fromImage(image_logo));
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ui_->label_warn_logo->setPixmap(pixmap_logo);
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ui_->label_warn_text->setStyleSheet("QLabel { color: red; }");
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ui_->label_warn_text->setText("<b>" + text + "</b>");
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ui_->label_warn_logo->setEnabled(true);
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ui_->label_warn_text->setEnabled(true);
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}
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void BackendSettingsPage::ResetWarning() {
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ui_->label_warn_logo->clear();
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ui_->label_warn_text->clear();
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ui_->label_warn_logo->setEnabled(false);
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ui_->label_warn_text->setEnabled(false);
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}
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void BackendSettingsPage::XineWarning() {
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if (!engineloaded_) return;
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if (!configloaded_) return;
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if (engine()->type() != Engine::Xine) return;
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if (xinewarning_) return;
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ShowWarning("You need to restart Strawberry for output/device changes to take affect for Xine.");
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xinewarning_ = true;
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}
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