+++ /dev/null
-#include "input_mapping_dialog.h"
-
-#include <assert.h>
-#include <stdbool.h>
-#include <stdint.h>
-#include <stdio.h>
-#include <QAbstractItemView>
-#include <QComboBox>
-#include <QDialogButtonBox>
-#include <QFileDialog>
-#include <QHeaderView>
-#include <QList>
-#include <QMessageBox>
-#include <QPushButton>
-#include <QTableWidget>
-#include <QVariant>
-#include <functional>
-#include <memory>
-#include <set>
-#include <string>
-#include <utility>
-
-#include "alsa_pool.h"
-#include "defs.h"
-#include "post_to_main_thread.h"
-#include "ui_input_mapping.h"
-
-using namespace std;
-using namespace std::placeholders;
-
-InputMappingDialog::InputMappingDialog()
- : ui(new Ui::InputMappingDialog),
- mapping(global_audio_mixer->get_input_mapping()),
- old_mapping(mapping),
- devices(global_audio_mixer->get_devices())
-{
- for (unsigned bus_index = 0; bus_index < mapping.buses.size(); ++bus_index) {
- bus_settings.push_back(global_audio_mixer->get_bus_settings(bus_index));
- }
-
- ui->setupUi(this);
- ui->table->setSelectionBehavior(QAbstractItemView::SelectRows);
- ui->table->setSelectionMode(QAbstractItemView::SingleSelection); // Makes implementing moving easier for now.
-
- fill_ui_from_mapping(mapping);
- connect(ui->table, &QTableWidget::cellChanged, this, &InputMappingDialog::cell_changed);
- connect(ui->ok_cancel_buttons, &QDialogButtonBox::accepted, this, &InputMappingDialog::ok_clicked);
- connect(ui->ok_cancel_buttons, &QDialogButtonBox::rejected, this, &InputMappingDialog::cancel_clicked);
- connect(ui->add_button, &QPushButton::clicked, this, &InputMappingDialog::add_clicked);
- connect(ui->remove_button, &QPushButton::clicked, this, &InputMappingDialog::remove_clicked);
- connect(ui->up_button, &QPushButton::clicked, bind(&InputMappingDialog::updown_clicked, this, -1));
- connect(ui->down_button, &QPushButton::clicked, bind(&InputMappingDialog::updown_clicked, this, 1));
- connect(ui->save_button, &QPushButton::clicked, this, &InputMappingDialog::save_clicked);
- connect(ui->load_button, &QPushButton::clicked, this, &InputMappingDialog::load_clicked);
-
- update_button_state();
- connect(ui->table, &QTableWidget::itemSelectionChanged, this, &InputMappingDialog::update_button_state);
-
- saved_callback = global_audio_mixer->get_state_changed_callback();
- global_audio_mixer->set_state_changed_callback([this]{
- post_to_main_thread([this]{
- devices = global_audio_mixer->get_devices();
- for (unsigned row = 0; row < mapping.buses.size(); ++row) {
- fill_row_from_bus(row, mapping.buses[row]);
- }
- });
- });
-}
-
-InputMappingDialog::~InputMappingDialog()
-{
- global_audio_mixer->set_state_changed_callback(saved_callback);
-}
-
-void InputMappingDialog::fill_ui_from_mapping(const InputMapping &mapping)
-{
- ui->table->verticalHeader()->hide();
- ui->table->horizontalHeader()->setSectionResizeMode(1, QHeaderView::ResizeToContents);
- ui->table->horizontalHeader()->setSectionResizeMode(2, QHeaderView::ResizeToContents);
- ui->table->horizontalHeader()->setSectionResizeMode(3, QHeaderView::ResizeToContents);
- ui->table->horizontalHeader()->setSectionsClickable(false);
-
- ui->table->setRowCount(mapping.buses.size());
- for (unsigned row = 0; row < mapping.buses.size(); ++row) {
- fill_row_from_bus(row, mapping.buses[row]);
- }
-}
-
-void InputMappingDialog::fill_row_from_bus(unsigned row, const InputMapping::Bus &bus)
-{
- QString name(QString::fromStdString(bus.name));
- ui->table->setItem(row, 0, new QTableWidgetItem(name));
-
- // Card choices. If there's already a combobox here, we try to modify
- // the elements in-place, so that the UI doesn't go away under the user's feet
- // if they are in the process of choosing an item.
- QComboBox *card_combo = static_cast<QComboBox *>(ui->table->cellWidget(row, 1));
- if (card_combo == nullptr) {
- card_combo = new QComboBox;
- }
- unsigned current_index = 0;
- if (card_combo->count() == 0) {
- card_combo->addItem(QString("(none) "));
- }
- for (const auto &spec_and_info : devices) {
- QString label(QString::fromStdString(spec_and_info.second.display_name));
- if (spec_and_info.first.type == InputSourceType::ALSA_INPUT) {
- ALSAPool::Device::State state = global_audio_mixer->get_alsa_card_state(spec_and_info.first.index);
- if (state == ALSAPool::Device::State::EMPTY) {
- continue;
- } else if (state == ALSAPool::Device::State::STARTING) {
- label += " (busy)";
- } else if (state == ALSAPool::Device::State::DEAD) {
- label += " (dead)";
- }
- }
- ++current_index;
- if (unsigned(card_combo->count()) > current_index) {
- card_combo->setItemText(current_index, label + " ");
- card_combo->setItemData(current_index, qulonglong(DeviceSpec_to_key(spec_and_info.first)));
- } else {
- card_combo->addItem(
- label + " ",
- qulonglong(DeviceSpec_to_key(spec_and_info.first)));
- }
- if (bus.device == spec_and_info.first) {
- card_combo->setCurrentIndex(current_index);
- }
- }
- // Remove any excess items from earlier. (This is only for paranoia;
- // they should be held, so it shouldn't matter.)
- while (unsigned(card_combo->count()) > current_index + 1) {
- card_combo->removeItem(current_index + 1);
- }
- connect(card_combo, static_cast<void(QComboBox::*)(int)>(&QComboBox::currentIndexChanged),
- bind(&InputMappingDialog::card_selected, this, card_combo, row, _1));
- ui->table->setCellWidget(row, 1, card_combo);
-
- setup_channel_choices_from_bus(row, bus);
-}
-
-void InputMappingDialog::setup_channel_choices_from_bus(unsigned row, const InputMapping::Bus &bus)
-{
- // Left and right channel.
- // TODO: If there's already a widget here, modify it instead of creating a new one,
- // as we do with card choices.
- for (unsigned channel = 0; channel < 2; ++channel) {
- QComboBox *channel_combo = new QComboBox;
- channel_combo->addItem(QString("(none)"));
- if (bus.device.type == InputSourceType::CAPTURE_CARD ||
- bus.device.type == InputSourceType::ALSA_INPUT ||
- bus.device.type == InputSourceType::FFMPEG_VIDEO_INPUT) {
- auto device_it = devices.find(bus.device);
- assert(device_it != devices.end());
- unsigned num_device_channels = device_it->second.num_channels;
- for (unsigned source = 0; source < num_device_channels; ++source) {
- char buf[256];
- snprintf(buf, sizeof(buf), "Channel %u ", source + 1);
- channel_combo->addItem(QString(buf));
- }
- channel_combo->setCurrentIndex(bus.source_channel[channel] + 1);
- } else {
- assert(bus.device.type == InputSourceType::SILENCE);
- channel_combo->setCurrentIndex(0);
- }
- connect(channel_combo, static_cast<void(QComboBox::*)(int)>(&QComboBox::currentIndexChanged),
- bind(&InputMappingDialog::channel_selected, this, row, channel, _1));
- ui->table->setCellWidget(row, 2 + channel, channel_combo);
- }
-}
-
-void InputMappingDialog::ok_clicked()
-{
- global_audio_mixer->set_state_changed_callback(saved_callback);
- global_audio_mixer->set_input_mapping(mapping);
- for (unsigned bus_index = 0; bus_index < mapping.buses.size(); ++bus_index) {
- global_audio_mixer->set_bus_settings(bus_index, bus_settings[bus_index]);
- global_audio_mixer->reset_peak(bus_index);
- }
- accept();
-}
-
-void InputMappingDialog::cancel_clicked()
-{
- global_audio_mixer->set_state_changed_callback(saved_callback);
- global_audio_mixer->set_input_mapping(old_mapping);
- reject();
-}
-
-void InputMappingDialog::cell_changed(int row, int column)
-{
- if (column != 0) {
- // Spurious; only really the name column should fire these.
- return;
- }
- mapping.buses[row].name = ui->table->item(row, column)->text().toStdString();
-}
-
-void InputMappingDialog::card_selected(QComboBox *card_combo, unsigned row, int index)
-{
- uint64_t key = card_combo->itemData(index).toULongLong();
- mapping.buses[row].device = key_to_DeviceSpec(key);
- setup_channel_choices_from_bus(row, mapping.buses[row]);
-}
-
-void InputMappingDialog::channel_selected(unsigned row, unsigned channel, int index)
-{
- mapping.buses[row].source_channel[channel] = index - 1;
-}
-
-void InputMappingDialog::add_clicked()
-{
- QTableWidgetSelectionRange all(0, 0, ui->table->rowCount() - 1, ui->table->columnCount() - 1);
- ui->table->setRangeSelected(all, false);
-
- InputMapping::Bus new_bus;
- new_bus.name = "New input";
- new_bus.device.type = InputSourceType::SILENCE;
- mapping.buses.push_back(new_bus);
- bus_settings.push_back(AudioMixer::get_default_bus_settings());
- ui->table->setRowCount(mapping.buses.size());
-
- unsigned row = mapping.buses.size() - 1;
- fill_row_from_bus(row, new_bus);
- ui->table->editItem(ui->table->item(row, 0)); // Start editing the name.
- update_button_state();
-}
-
-void InputMappingDialog::remove_clicked()
-{
- assert(ui->table->rowCount() != 0);
-
- set<int, greater<int>> rows_to_delete; // Need to remove in reverse order.
- for (const QTableWidgetSelectionRange &range : ui->table->selectedRanges()) {
- for (int row = range.topRow(); row <= range.bottomRow(); ++row) {
- rows_to_delete.insert(row);
- }
- }
- if (rows_to_delete.empty()) {
- rows_to_delete.insert(ui->table->rowCount() - 1);
- }
-
- for (int row : rows_to_delete) {
- ui->table->removeRow(row);
- mapping.buses.erase(mapping.buses.begin() + row);
- bus_settings.erase(bus_settings.begin() + row);
- }
- update_button_state();
-}
-
-void InputMappingDialog::updown_clicked(int direction)
-{
- assert(ui->table->selectedRanges().size() == 1);
- const QTableWidgetSelectionRange &range = ui->table->selectedRanges()[0];
- int a_row = range.bottomRow();
- int b_row = range.bottomRow() + direction;
-
- swap(mapping.buses[a_row], mapping.buses[b_row]);
- swap(bus_settings[a_row], bus_settings[b_row]);
- fill_row_from_bus(a_row, mapping.buses[a_row]);
- fill_row_from_bus(b_row, mapping.buses[b_row]);
-
- QTableWidgetSelectionRange a_sel(a_row, 0, a_row, ui->table->columnCount() - 1);
- QTableWidgetSelectionRange b_sel(b_row, 0, b_row, ui->table->columnCount() - 1);
- ui->table->setRangeSelected(a_sel, false);
- ui->table->setRangeSelected(b_sel, true);
-}
-
-void InputMappingDialog::save_clicked()
-{
-#if HAVE_CEF
- // The native file dialog uses GTK+, which interferes with CEF's use of the GLib main loop.
- QFileDialog::Option options(QFileDialog::DontUseNativeDialog);
-#else
- QFileDialog::Option options(QFileDialog::Option(0));
-#endif
- QString filename = QFileDialog::getSaveFileName(this,
- "Save input mapping", QString(), tr("Mapping files (*.mapping)"), /*selectedFilter=*/nullptr, options);
- if (!filename.endsWith(".mapping")) {
- filename += ".mapping";
- }
- if (!save_input_mapping_to_file(devices, mapping, filename.toStdString())) {
- QMessageBox box;
- box.setText("Could not save mapping to '" + filename + "'. Check that you have the right permissions and try again.");
- box.exec();
- }
-}
-
-void InputMappingDialog::load_clicked()
-{
-#if HAVE_CEF
- // The native file dialog uses GTK+, which interferes with CEF's use of the GLib main loop.
- QFileDialog::Option options(QFileDialog::DontUseNativeDialog);
-#else
- QFileDialog::Option options(QFileDialog::Option(0));
-#endif
- QString filename = QFileDialog::getOpenFileName(this,
- "Load input mapping", QString(), tr("Mapping files (*.mapping)"), /*selectedFilter=*/nullptr, options);
- InputMapping new_mapping;
- if (!load_input_mapping_from_file(devices, filename.toStdString(), &new_mapping)) {
- QMessageBox box;
- box.setText("Could not load mapping from '" + filename + "'. Check that the file exists, has the right permissions and is valid.");
- box.exec();
- return;
- }
-
- mapping = new_mapping;
- bus_settings.clear();
- for (unsigned bus_index = 0; bus_index < mapping.buses.size(); ++bus_index) {
- bus_settings.push_back(global_audio_mixer->get_bus_settings(bus_index));
- }
- devices = global_audio_mixer->get_devices(); // New dead cards may have been made.
- fill_ui_from_mapping(mapping);
-}
-
-void InputMappingDialog::update_button_state()
-{
- ui->add_button->setDisabled(mapping.buses.size() >= MAX_BUSES);
- ui->remove_button->setDisabled(mapping.buses.size() == 0);
- ui->up_button->setDisabled(
- ui->table->selectedRanges().empty() ||
- ui->table->selectedRanges()[0].bottomRow() == 0);
- ui->down_button->setDisabled(
- ui->table->selectedRanges().empty() ||
- ui->table->selectedRanges()[0].bottomRow() == ui->table->rowCount() - 1);
-}
projects / nageru / blobdiff