jgrogan/stuff-from-scratch
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Whitespace and pointer cleanup.

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jmsgrogan 2021-03-29 21:31:24 +01:00
parent 6fc0b8dca8
commit a03eb9599f
32 changed files with 441 additions and 468 deletions
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122
apps/audio-win.cpp
View file

@ -10,73 +10,73 @@ const IID IID_IMMDeviceEnumerator = __uuidof(IMMDeviceEnumerator);
int main()
{
CoInitialize(nullptr);
IMMDeviceEnumerator* pEnumerator = nullptr;
IMMDeviceCollection* pDeviceCollection = nullptr;
HRESULT hr = S_OK;
CoInitialize(nullptr);
IMMDeviceEnumerator* pEnumerator = nullptr;
IMMDeviceCollection* pDeviceCollection = nullptr;
HRESULT hr = S_OK;
hr = CoCreateInstance(CLSID_MMDeviceEnumerator, NULL, CLSCTX_ALL,
IID_IMMDeviceEnumerator, (void**)& pEnumerator);
if (!pEnumerator)
{
std::cout << "Failed to populate enumerator" << std::endl;
return 0;
}
hr = CoCreateInstance(CLSID_MMDeviceEnumerator, NULL, CLSCTX_ALL,
IID_IMMDeviceEnumerator, (void**)& pEnumerator);
if (!pEnumerator)
{
std::cout << "Failed to populate enumerator" << std::endl;
return 0;
}
hr = pEnumerator->EnumAudioEndpoints(eRender, DEVICE_STATE_ACTIVE, &pDeviceCollection);
UINT count;
hr = pDeviceCollection->GetCount(&count);
if (count == 0)
{
std::cout << "No devices found\n";
}
// Each loop prints the name of an endpoint device.
IMMDevice* pEndpoint = nullptr;
IPropertyStore* pProps = nullptr;
LPWSTR pwszID = nullptr;
for (ULONG i = 0; i < count; i++)
{
// Get pointer to endpoint number i.
hr = pDeviceCollection->Item(i, &pEndpoint);
hr = pEnumerator->EnumAudioEndpoints(eRender, DEVICE_STATE_ACTIVE, &pDeviceCollection);
UINT count;
hr = pDeviceCollection->GetCount(&count);
if (count == 0)
{
std::cout << "No devices found\n";
}
// Each loop prints the name of an endpoint device.
IMMDevice* pEndpoint = nullptr;
IPropertyStore* pProps = nullptr;
LPWSTR pwszID = nullptr;
for (ULONG i = 0; i < count; i++)
{
// Get pointer to endpoint number i.
hr = pDeviceCollection->Item(i, &pEndpoint);
// Get the endpoint ID string.
hr = pEndpoint->GetId(&pwszID);
hr = pEndpoint->OpenPropertyStore(STGM_READ, &pProps);
// Get the endpoint ID string.
hr = pEndpoint->GetId(&pwszID);
hr = pEndpoint->OpenPropertyStore(STGM_READ, &pProps);
PROPVARIANT varName;
// Initialize container for property value.
PropVariantInit(&varName);
PROPVARIANT varName;
// Initialize container for property value.
PropVariantInit(&varName);
// Get the endpoint's friendly-name property.
hr = pProps->GetValue(PKEY_Device_FriendlyName, &varName);
// Get the endpoint's friendly-name property.
hr = pProps->GetValue(PKEY_Device_FriendlyName, &varName);
// Print endpoint friendly name and endpoint ID.
std::cout << "Endpoint: " << i << " " << varName.pwszVal << " " << pwszID << std::endl;
CoTaskMemFree(pwszID);
pwszID = nullptr;
// Print endpoint friendly name and endpoint ID.
std::cout << "Endpoint: " << i << " " << varName.pwszVal << " " << pwszID << std::endl;
CoTaskMemFree(pwszID);
pwszID = nullptr;
PropVariantClear(&varName);
if (pProps)
{
pProps->Release();
pProps = nullptr;
}
if (pEndpoint)
{
pEndpoint->Release();
pEndpoint = nullptr;
}
}
if (pEnumerator)
{
pEnumerator->Release();
pEnumerator = nullptr;
}
if (pDeviceCollection)
{
pDeviceCollection->Release();
pDeviceCollection = nullptr;
}
return 0;
PropVariantClear(&varName);
if (pProps)
{
pProps->Release();
pProps = nullptr;
}
if (pEndpoint)
{
pEndpoint->Release();
pEndpoint = nullptr;
}
}
if (pEnumerator)
{
pEnumerator->Release();
pEnumerator = nullptr;
}
if (pDeviceCollection)
{
pDeviceCollection->Release();
pDeviceCollection = nullptr;
}
return 0;
}

48
apps/xml-practice.cpp
View file

@ -6,33 +6,33 @@
int main(int argc, char *argv[])
{
CommandLineArgs command_line_args;
command_line_args.Process(argc, argv);
CommandLineArgs command_line_args;
command_line_args.Process(argc, argv);
if(command_line_args.GetNumberOfArgs() < 2)
{
std::cerr << "Expected a filepath argument" << std::endl;
return -1;
}
if(command_line_args.GetNumberOfArgs() < 2)
{
std::cerr << "Expected a filepath argument" << std::endl;
return -1;
}
XmlParser parser;
const auto filepath = command_line_args.GetArg(1);
XmlParser parser;
const auto filepath = command_line_args.GetArg(1);
if(!std::filesystem::exists(filepath))
{
std::cerr << "Couldn't find file: " << filepath << std::endl;
return -1;
}
if(!std::filesystem::exists(filepath))
{
std::cerr << "Couldn't find file: " << filepath << std::endl;
return -1;
}
std::ifstream xml_file;
xml_file.open(filepath, std::ifstream::in);
while(xml_file.good())
{
std::string line;
std::getline(xml_file, line);
parser.ProcessLine(line);
}
xml_file.close();
std::ifstream xml_file;
xml_file.open(filepath, std::ifstream::in);
while(xml_file.good())
{
std::string line;
std::getline(xml_file, line);
parser.ProcessLine(line);
}
xml_file.close();
return 0;
return 0;
}