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/***************************************************************************
* Copyright (C) 2017-2021 by Ilya Kotov *
* forkotov02@ya.ru *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
***************************************************************************/
#include <QSettings>
#include <initguid.h>
#include <audioclient.h>
#include <endpointvolume.h>
#include <mmdeviceapi.h>
#include <mmreg.h>
#include <functiondiscoverykeys_devpkey.h>
#include <qmmp/qmmp.h>
#include "settingsdialog.h"
SettingsDialog::SettingsDialog(QWidget *parent) :
QDialog(parent)
{
m_ui.setupUi(this);
setAttribute(Qt::WA_DeleteOnClose);
enumDevices();
QSettings settings(Qmmp::configFile(), QSettings::IniFormat);
QString id = settings.value("WASAPI/device", "default").toString();
int index = m_ui.deviceComboBox->findData(id);
m_ui.exclusiveModeCheckBox->setChecked(settings.value("WASAPI/exclusive_mode", false).toBool());
m_ui.deviceComboBox->setCurrentIndex(qMax(index, 0));
}
void SettingsDialog::accept()
{
QSettings settings(Qmmp::configFile(), QSettings::IniFormat);
int index = m_ui.deviceComboBox->currentIndex();
settings.setValue("WASAPI/device", m_ui.deviceComboBox->itemData(index).toString());
settings.setValue("WASAPI/exclusive_mode", m_ui.exclusiveModeCheckBox->isChecked());
QDialog::accept();
}
void SettingsDialog::enumDevices()
{
m_ui.deviceComboBox->clear();
m_ui.deviceComboBox->addItem(tr("Default"), "default");
IMMDeviceEnumerator *pEnumerator = nullptr;
HRESULT result = CoCreateInstance(CLSID_MMDeviceEnumerator, NULL, CLSCTX_ALL, IID_IMMDeviceEnumerator, (void**)&pEnumerator);
if(result != S_OK)
{
qWarning("SettingsDialog: CoCreateInstance failed, error code = 0x%lx", result);
pEnumerator = nullptr;
}
IMMDeviceCollection *pEndpoints = nullptr;
IMMDevice *pEndpoint = nullptr;
LPWSTR pwszID = nullptr;
IPropertyStore *pProps = nullptr;
UINT count = 0;
if(pEnumerator)
{
result = pEnumerator->EnumAudioEndpoints(eRender, DEVICE_STATE_ACTIVE, &pEndpoints);
if(result != S_OK)
{
qWarning("SettingsDialog: IMMDeviceEnumerator::EnumAudioEndpoints failed, error code = 0x%lx", result);
pEndpoints = nullptr;
}
}
if(pEndpoints)
{
pEndpoints->GetCount(&count);
if(result != S_OK)
{
qWarning("SettingsDialog: IMMDeviceCollection::GetCount failed, error code = 0x%lx", result);
count = 0;
}
for(UINT i = 0; i < count; ++i)
{
result = pEndpoints->Item(i, &pEndpoint);
if(result != S_OK)
{
qWarning("SettingsDialog: IMMDeviceCollection::Item failed, error code = 0x%lx", result);
pEndpoint = nullptr;
break;
}
result = pEndpoint->GetId(&pwszID);
if(result != S_OK)
{
qWarning("SettingsDialog: IMMDevice::GetId failed, error code = 0x%lx", result);
pwszID = nullptr;
break;
}
result = pEndpoint->OpenPropertyStore(STGM_READ, &pProps);
if(result != S_OK)
{
qWarning("SettingsDialog: IMMDevice::GetId failed, error code = 0x%lx", result);
pProps = nullptr;
break;
}
PROPVARIANT varName;
PropVariantInit(&varName); // Initialize container for property value.
result = pProps->GetValue(PKEY_Device_FriendlyName, &varName); // Get the endpoint's friendly-name property.
if(result != S_OK)
{
qWarning("SettingsDialog: IMMDevice::GetId failed, error code = 0x%lx", result);
PropVariantClear(&varName);
break;
}
m_ui.deviceComboBox->addItem(QString::fromWCharArray(varName.pwszVal), QString::fromWCharArray(pwszID));
CoTaskMemFree(pwszID);
pwszID = nullptr;
PropVariantClear(&varName);
pProps->Release();
pProps = nullptr;
pEndpoint->Release();
pEndpoint = nullptr;
}
}
if(pProps)
{
pProps->Release();
pProps = nullptr;
}
if(pwszID)
{
CoTaskMemFree(pwszID);
pwszID = nullptr;
}
if(pEndpoint)
{
pEndpoint->Release();
pEndpoint = nullptr;
}
if(pEndpoints)
{
pEndpoints->Release();
pEndpoints = nullptr;
}
if(pEnumerator)
{
pEnumerator->Release();
pEnumerator = nullptr;
}
}
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