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Add getFeature function to Device

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This commit is contained in:
pixl 2020-07-02 16:04:18 -04:00
parent b445b979d3
commit c382ba1c0b
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GPG Key ID: 1866C148CD593B6E
2 changed files with 24 additions and 6 deletions
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6
src/logid/Device.cpp
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@ -44,11 +44,11 @@ void Device::_init()
logPrintf(INFO, "Device found: %s on %s:%d", name().c_str(),
hidpp20().devicePath().c_str(), _index);
_addFeature<features::DPI>();
_addFeature<features::SmartShift>();
_addFeature<features::DPI>("dpi");
_addFeature<features::SmartShift>("smartshift");
for(auto& feature: _features)
feature->configure();
feature.second->configure();
}
std::string Device::name()

24
src/logid/Device.h
View File

@ -24,6 +24,7 @@
#include "backend/hidpp20/Feature.h"
#include "features/DeviceFeature.h"
#include "Configuration.h"
#include "util/log.h"
namespace logid
{
@ -60,15 +61,31 @@ namespace logid
void wakeup();
void sleep();
template<typename T>
std::shared_ptr<T> getFeature(std::string name) {
auto it = _features.find(name);
if(it == _features.end())
return nullptr;
try {
return std::dynamic_pointer_cast<std::shared_ptr<T>>
(it->second);
} catch(std::bad_cast& e) {
logPrintf(ERROR, "bad_cast while getting device feature %s: "
"%s", name.c_str(), e.what());
return nullptr;
}
}
private:
void _init();
/* Adds a feature without calling an error if unsupported */
template<typename T>
void _addFeature()
void _addFeature(std::string name)
{
try {
_features.push_back(std::make_shared<T>(this));
_features.emplace(name, std::make_shared<T>(this));
} catch (backend::hidpp20::UnsupportedFeature& e) {
}
}
@ -76,7 +93,8 @@ namespace logid
backend::hidpp20::Device _hidpp20;
std::string _path;
backend::hidpp::DeviceIndex _index;
std::vector<std::shared_ptr<features::DeviceFeature>> _features;
std::map<std::string, std::shared_ptr<features::DeviceFeature>>
_features;
DeviceConfig _config;
};
}