71 lines
2.4 KiB
C++
71 lines
2.4 KiB
C++
#include "color_registry.hh"
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#include "exception.hh"
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namespace Kakoune
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{
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static ColorPair parse_color_pair(const String& colordesc)
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{
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auto it = std::find(colordesc.begin(), colordesc.end(), ',');
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return { str_to_color({colordesc.begin(), it}),
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it != colordesc.end() ? str_to_color({it+1, colordesc.end()})
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: Colors::Default };
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}
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const ColorPair& ColorRegistry::operator[](const String& colordesc)
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{
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auto it = m_aliases.find(colordesc);
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if (it != m_aliases.end())
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return it->second;
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return (m_aliases[colordesc] = parse_color_pair(colordesc));
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}
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void ColorRegistry::register_alias(const String& name, const String& colordesc,
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bool override)
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{
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if (not override and m_aliases.find(name) != m_aliases.end())
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throw runtime_error("alias '" + name + "' already defined");
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if (name.empty() or
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find_if(name, [](char c){ return not isalnum(c); }) != name.end())
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throw runtime_error("invalid alias name");
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auto it = m_aliases.find(colordesc);
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m_aliases[name] = (it != m_aliases.end()) ?
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it->second : parse_color_pair(colordesc);
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}
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CandidateList ColorRegistry::complete_alias_name(StringView prefix,
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ByteCount cursor_pos) const
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{
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CandidateList res;
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auto real_prefix = prefix.substr(0, cursor_pos);
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for (auto& alias : m_aliases)
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{
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if (prefix_match(alias.first, real_prefix))
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res.push_back(alias.first);
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}
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return res;
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}
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ColorRegistry::ColorRegistry()
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: m_aliases{
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{ "PrimarySelection", { Colors::Cyan, Colors::Blue } },
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{ "SecondarySelection", { Colors::Black, Colors::Blue } },
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{ "PrimaryCursor", { Colors::Black, Colors::White } },
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{ "SecondaryCursor", { Colors::Black, Colors::White } },
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{ "LineNumbers", { Colors::Default, Colors::Default } },
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{ "MenuForeground", { Colors::White, Colors::Blue } },
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{ "MenuBackground", { Colors::Blue, Colors::White } },
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{ "Information", { Colors::Black, Colors::Yellow } },
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{ "Error", { Colors::Black, Colors::Red } },
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{ "StatusLine", { Colors::Cyan, Colors::Default } },
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{ "StatusCursor", { Colors::Black, Colors::Cyan } },
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{ "Prompt", { Colors::Yellow, Colors::Default } },
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{ "MatchingChar", { Colors::Default, Colors::Magenta } },
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}
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{}
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}
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