ladybird/Libraries/LibHTML/CSS/StyleProperties.cpp
Sergey Bugaev 08c751d130 LibHTML: Add StyleProperties::string_or_fallback()
This is an utility to go with the existing length_or_fallback().
2019-09-28 18:29:42 +02:00

30 lines
891 B
C++

#include <LibHTML/CSS/StyleProperties.h>
void StyleProperties::set_property(const String& name, NonnullRefPtr<StyleValue> value)
{
m_property_values.set(name, move(value));
}
Optional<NonnullRefPtr<StyleValue>> StyleProperties::property(const String& name) const
{
auto it = m_property_values.find(name);
if (it == m_property_values.end())
return {};
return it->value;
}
Length StyleProperties::length_or_fallback(const StringView& property_name, const Length& fallback) const
{
auto value = property(property_name);
if (!value.has_value())
return fallback;
return value.value()->to_length();
}
String StyleProperties::string_or_fallback(const StringView& property_name, const StringView& fallback) const
{
auto value = property(property_name);
if (!value.has_value())
return fallback;
return value.value()->to_string();
}