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Add support for PropertyChanged signal on server side

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This commit is contained in:
Stanislav Angelovič
2019-06-03 22:02:15 +02:00
committed by GitHub
parent 38552483ca
commit 01e2a7a570
13 changed files with 140 additions and 19 deletions
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27
src/Connection.cpp
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@@ -33,6 +33,19 @@
#include <poll.h>
#include <sys/eventfd.h>
namespace {
std::vector</*const */char*> to_strv(const std::vector<std::string>& strings)
{
std::vector</*const */char*> strv;
for (auto& str : strings)
strv.push_back(const_cast<char*>(str.c_str()));
strv.push_back(nullptr);
return strv;
}
}
namespace sdbus { namespace internal {
Connection::Connection(Connection::BusType type, std::unique_ptr<ISdBus>&& interface)
@@ -176,6 +189,20 @@ Signal Connection::createSignal( const std::string& objectPath
return Signal{sdbusSignal, iface_.get(), adopt_message};
}
void Connection::emitPropertiesChangedSignal( const std::string& objectPath
, const std::string& interfaceName
, const std::vector<std::string>& propNames )
{
auto names = to_strv(propNames);
auto r = iface_->sd_bus_emit_properties_changed_strv( bus_.get()
, objectPath.c_str()
, interfaceName.c_str()
, propNames.empty() ? nullptr : &names[0] );
SDBUS_THROW_ERROR_IF(r < 0, "Failed to emit PropertiesChanged signal", -r);
}
SlotPtr Connection::registerSignalHandler( const std::string& objectPath
, const std::string& interfaceName
, const std::string& signalName