kakoune/src/highlighter_group.hh

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#ifndef highlighter_group_hh_INCLUDED
#define highlighter_group_hh_INCLUDED
#include "exception.hh"
#include "id_map.hh"
#include "highlighter.hh"
#include "utils.hh"
namespace Kakoune
{
struct group_not_found : public runtime_error
{
using runtime_error::runtime_error;
};
class HighlighterGroup
{
public:
void operator()(const Context& context,
HighlightFlags flags,
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DisplayBuffer& display_buffer) const;
void append(HighlighterAndId&& hl);
void remove(StringView id);
HighlighterGroup& get_group(StringView path);
HighlighterFunc get_highlighter(StringView path) const;
Completions complete_id(StringView path, ByteCount cursor_pos) const;
Completions complete_group_id(StringView path, ByteCount cursor_pos) const;
private:
id_map<HighlighterFunc> m_highlighters;
};
class HierachicalHighlighter
{
public:
using GroupMap = id_map<HighlighterGroup>;
using Callback = std::function<void (GroupMap& groups,
const Context& context,
HighlightFlags flags,
DisplayBuffer& display_buffer)>;
HierachicalHighlighter(Callback callback, GroupMap groups)
: m_callback(std::move(callback)), m_groups(std::move(groups)) {}
void operator()(const Context& context,
HighlightFlags flags,
DisplayBuffer& display_buffer)
{
m_callback(m_groups, context, flags, display_buffer);
}
HighlighterGroup& get_group(StringView path);
HighlighterFunc get_highlighter(StringView path) const;
Completions complete_id(StringView path, ByteCount cursor_pos) const;
Completions complete_group_id(StringView path, ByteCount cursor_pos) const;
protected:
Callback m_callback;
GroupMap m_groups;
};
struct DefinedHighlighters : public HighlighterGroup,
public Singleton<DefinedHighlighters>
{
};
}
#endif // highlighter_group_hh_INCLUDED