Function isFeatureSupported

src/SFML/Window/Unix/WindowImplX11.cpp:210–214

Check if a feature is supported by the current window manager

// Check if a feature is supported by the current window manager
bool isFeatureSupported(std::string_view feature)
{
    static const auto& supported = getSupportedFeatures();
    return (std::find(supported.begin(), supported.end(), feature) != supported.end());
}

// Check if Extended Window Manager Hints are supported
bool ewmhSupported()