69 lines
2.0 KiB
C++
69 lines
2.0 KiB
C++
#ifndef highlighter_group_hh_INCLUDED
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#define highlighter_group_hh_INCLUDED
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#include "exception.hh"
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#include "hash_map.hh"
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#include "highlighter.hh"
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#include "utils.hh"
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#include "safe_ptr.hh"
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namespace Kakoune
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{
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struct child_not_found : public runtime_error
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{
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using runtime_error::runtime_error;
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};
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class HighlighterGroup : public Highlighter
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{
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public:
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HighlighterGroup(HighlightPass passes) : Highlighter{passes} {}
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bool has_children() const override { return true; }
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void add_child(String name, std::unique_ptr<Highlighter>&& hl, bool override = false) override;
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void remove_child(StringView id) override;
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Highlighter& get_child(StringView path) override;
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Completions complete_child(StringView path, ByteCount cursor_pos, bool group) const override;
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void fill_unique_ids(Vector<StringView>& unique_ids) const override;
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protected:
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void do_highlight(HighlightContext context, DisplayBuffer& display_buffer, BufferRange range) override;
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void do_compute_display_setup(HighlightContext context, DisplaySetup& setup) const override;
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using HighlighterMap = HashMap<String, std::unique_ptr<Highlighter>, MemoryDomain::Highlight>;
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HighlighterMap m_highlighters;
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};
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class Highlighters : public SafeCountable
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{
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public:
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Highlighters(Highlighters& parent) : SafeCountable{}, m_parent{&parent}, m_group{HighlightPass::All} {}
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HighlighterGroup& group() { return m_group; }
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const HighlighterGroup& group() const { return m_group; }
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void highlight(HighlightContext context, DisplayBuffer& display_buffer, BufferRange range);
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void compute_display_setup(HighlightContext context, DisplaySetup& setup) const;
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private:
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friend class Scope;
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Highlighters() : m_group{HighlightPass::All} {}
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SafePtr<Highlighters> m_parent;
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HighlighterGroup m_group;
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};
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struct SharedHighlighters : public HighlighterGroup,
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public Singleton<SharedHighlighters>
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{
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SharedHighlighters() : HighlighterGroup{HighlightPass::All} {}
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};
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}
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#endif // highlighter_group_hh_INCLUDED
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