mirror of
https://github.com/mawww/kakoune.git
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Extract insert completion code to insert_completer.{cc,hh}
This commit is contained in:
Maxime Coste
parent
512bfa0c65
commit
f683946681
@ -1,18 +1,16 @@
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#include "input_handler.hh"
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#include "window.hh"
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#include "utf8.hh"
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#include "user_interface.hh"
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#include "buffer_manager.hh"
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#include "register_manager.hh"
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#include "normal.hh"
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#include "event_manager.hh"
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#include "buffer_utils.hh"
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#include "client.hh"
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#include "color_registry.hh"
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#include "file.hh"
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#include "word_db.hh"
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#include "buffer_utils.hh"
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#include "debug.hh"
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#include "event_manager.hh"
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#include "insert_completer.hh"
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#include "normal.hh"
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#include "register_manager.hh"
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#include "user_interface.hh"
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#include "utf8.hh"
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#include "window.hh"
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#include <unordered_map>
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@ -616,359 +614,6 @@ private:
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KeyCallback m_callback;
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};
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struct InsertCompletion
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{
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BufferCoord begin;
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BufferCoord end;
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CandidateList candidates;
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size_t timestamp;
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bool is_valid() const { return not candidates.empty(); }
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};
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class InsertCompleter : public OptionManagerWatcher_AutoRegister
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{
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public:
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InsertCompleter(const Context& context)
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: OptionManagerWatcher_AutoRegister(context.options()), m_context(context)
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{}
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InsertCompleter(const InsertCompleter&) = delete;
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InsertCompleter& operator=(const InsertCompleter&) = delete;
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void select(int offset)
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{
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if (not setup_ifn())
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return;
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auto& buffer = m_context.buffer();
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m_current_candidate = (m_current_candidate + offset) % (int)m_matching_candidates.size();
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if (m_current_candidate < 0)
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m_current_candidate += m_matching_candidates.size();
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const String& candidate = m_matching_candidates[m_current_candidate];
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const auto& cursor_pos = m_context.selections().main().cursor();
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const auto prefix_len = buffer.distance(m_completions.begin, cursor_pos);
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const auto suffix_len = std::max(0_byte, buffer.distance(cursor_pos, m_completions.end));
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const auto buffer_len = buffer.byte_count();
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auto ref = buffer.string(m_completions.begin, m_completions.end);
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for (auto& sel : m_context.selections())
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{
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auto offset = buffer.offset(sel.cursor());
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auto pos = buffer.iterator_at(sel.cursor());
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if (offset >= prefix_len and offset + suffix_len < buffer_len and
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std::equal(ref.begin(), ref.end(), pos - prefix_len))
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{
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pos = buffer.erase(pos - prefix_len, pos + suffix_len);
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buffer.insert(pos, candidate);
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}
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}
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m_completions.end = cursor_pos;
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m_completions.begin = buffer.advance(m_completions.end, -candidate.length());
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m_completions.timestamp = buffer.timestamp();
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if (m_context.has_ui())
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m_context.ui().menu_select(m_current_candidate);
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// when we select a match, remove non displayed matches from the candidates
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// which are considered as invalid with the new completion timestamp
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m_completions.candidates.clear();
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std::copy(m_matching_candidates.begin(), m_matching_candidates.end()-1,
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std::back_inserter(m_completions.candidates));
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}
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void update()
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{
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if (m_completions.is_valid())
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{
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ByteCount longest_completion = 0;
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for (auto& candidate : m_completions.candidates)
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longest_completion = std::max(longest_completion, candidate.length());
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BufferCoord cursor = m_context.selections().main().cursor();
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BufferCoord compl_beg = m_completions.begin;
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if (cursor.line == compl_beg.line and
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is_in_range(cursor.column - compl_beg.column,
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ByteCount{0}, longest_completion-1))
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{
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String prefix = m_context.buffer().string(compl_beg, cursor);
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if (m_context.buffer().timestamp() == m_completions.timestamp)
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m_matching_candidates = m_completions.candidates;
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else
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{
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m_matching_candidates.clear();
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for (auto& candidate : m_completions.candidates)
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{
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if (candidate.substr(0, prefix.length()) == prefix)
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m_matching_candidates.push_back(candidate);
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}
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}
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if (not m_matching_candidates.empty())
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{
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m_current_candidate = m_matching_candidates.size();
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m_completions.end = cursor;
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menu_show();
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m_matching_candidates.push_back(prefix);
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return;
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}
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}
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}
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reset();
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setup_ifn();
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}
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void reset()
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{
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m_completions = InsertCompletion{};
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if (m_context.has_ui())
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m_context.ui().menu_hide();
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}
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template<typename CompleteFunc>
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bool try_complete(CompleteFunc complete_func)
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{
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auto& buffer = m_context.buffer();
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BufferCoord cursor_pos = m_context.selections().main().cursor();
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try
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{
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m_completions = complete_func(buffer, cursor_pos);
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}
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catch (runtime_error& e)
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{
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write_debug("error while trying to run completer: "_str + e.what());
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return false;
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}
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if (not m_completions.is_valid())
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return false;
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kak_assert(cursor_pos >= m_completions.begin);
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m_matching_candidates = m_completions.candidates;
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m_current_candidate = m_matching_candidates.size();
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menu_show();
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m_matching_candidates.push_back(buffer.string(m_completions.begin, m_completions.end));
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return true;
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}
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using StringList = std::vector<String>;
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static WordDB& get_word_db(const Buffer& buffer)
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{
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static const ValueId word_db_id = ValueId::get_free_id();
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Value& cache_val = buffer.values()[word_db_id];
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if (not cache_val)
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cache_val = Value(WordDB{buffer});
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return cache_val.as<WordDB>();
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}
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template<bool other_buffers>
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InsertCompletion complete_word(const Buffer& buffer, BufferCoord cursor_pos)
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{
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auto pos = buffer.iterator_at(cursor_pos);
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if (pos == buffer.begin() or not is_word(*utf8::previous(pos)))
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return {};
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auto end = buffer.iterator_at(cursor_pos);
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auto begin = end-1;
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while (begin != buffer.begin() and is_word(*begin))
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--begin;
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if (not is_word(*begin))
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++begin;
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String prefix{begin, end};
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while (end != buffer.end() and is_word(*end))
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++end;
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String current_word{begin, end};
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auto& word_db = get_word_db(buffer);
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std::unordered_set<String> matches;
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auto bufmatches = word_db.find_prefix(prefix);
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matches.insert(bufmatches.begin(), bufmatches.end());
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if (word_db.get_word_occurences(current_word) <= 1)
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matches.erase(current_word);
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if (other_buffers)
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{
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for (const auto& buf : BufferManager::instance())
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{
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if (buf.get() == &buffer)
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continue;
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bufmatches = get_word_db(*buf).find_prefix(prefix);
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matches.insert(bufmatches.begin(), bufmatches.end());
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}
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}
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matches.erase(prefix);
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CandidateList result;
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std::copy(matches.begin(), matches.end(),
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inserter(result, result.begin()));
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std::sort(result.begin(), result.end());
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return { begin.coord(), end.coord(), std::move(result), buffer.timestamp() };
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}
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template<bool require_slash>
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InsertCompletion complete_filename(const Buffer& buffer, BufferCoord cursor_pos)
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{
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auto pos = buffer.iterator_at(cursor_pos);
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auto begin = pos;
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auto is_filename = [](char c)
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{
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return isalnum(c) or c == '/' or c == '.' or c == '_' or c == '-';
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};
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while (begin != buffer.begin() and is_filename(*(begin-1)))
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--begin;
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if (begin == pos)
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return {};
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String prefix{begin, pos};
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if (require_slash and not contains(prefix, '/'))
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return {};
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StringList res;
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if (prefix.front() == '/')
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res = Kakoune::complete_filename(prefix, Regex{});
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else
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{
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for (auto dir : options()["path"].get<StringList>())
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{
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if (not dir.empty() and dir.back() != '/')
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dir += '/';
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for (auto& filename : Kakoune::complete_filename(dir + prefix, Regex{}))
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res.push_back(filename.substr(dir.length()));
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}
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}
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if (res.empty())
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return {};
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return { begin.coord(), pos.coord(), std::move(res), buffer.timestamp() };
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}
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InsertCompletion complete_option(const Buffer& buffer, BufferCoord cursor_pos, const String& option_name)
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{
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const StringList& opt = options()[option_name].get<StringList>();;
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if (opt.empty())
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return {};
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auto& desc = opt[0];
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static const Regex re(R"((\d+)\.(\d+)(?:\+(\d+))?@(\d+))");
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boost::smatch match;
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if (boost::regex_match(desc.begin(), desc.end(), match, re))
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{
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BufferCoord coord{ str_to_int(match[1].str()) - 1, str_to_int(match[2].str()) - 1 };
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if (not buffer.is_valid(coord))
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return {};
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auto end = coord;
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if (match[3].matched)
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{
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ByteCount len = str_to_int(match[3].str());
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end = buffer.advance(coord, len);
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}
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size_t timestamp = (size_t)str_to_int(match[4].str());
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ByteCount longest_completion = 0;
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for (auto it = opt.begin() + 1; it != opt.end(); ++it)
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longest_completion = std::max(longest_completion, it->length());
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if (timestamp == buffer.timestamp() and
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cursor_pos.line == coord.line and cursor_pos.column >= coord.column and
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buffer.distance(coord, cursor_pos) < longest_completion)
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return { coord, end, { opt.begin() + 1, opt.end() }, timestamp };
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}
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return {};
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}
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InsertCompletion complete_line(const Buffer& buffer, BufferCoord cursor_pos)
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{
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String prefix = buffer[cursor_pos.line].substr(0_byte, cursor_pos.column);
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StringList res;
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for (LineCount l = 0_line; l < buffer.line_count(); ++l)
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{
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if (l == cursor_pos.line)
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continue;
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ByteCount len = buffer[l].length();
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if (len > cursor_pos.column and std::equal(prefix.begin(), prefix.end(), buffer[l].begin()))
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res.push_back(buffer[l].substr(0_byte, len-1));
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}
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if (res.empty())
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return {};
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std::sort(res.begin(), res.end());
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res.erase(std::unique(res.begin(), res.end()), res.end());
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return { cursor_pos.line, cursor_pos, std::move(res), buffer.timestamp() };
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}
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private:
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void on_option_changed(const Option& opt) override
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{
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auto& completers = options()["completers"].get<StringList>();
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StringList option_names;
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for (auto& completer : completers)
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{
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if (completer.substr(0_byte, 7_byte) == "option=")
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option_names.emplace_back(completer.substr(7_byte));
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}
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if (contains(option_names, opt.name()))
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{
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reset();
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setup_ifn();
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}
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}
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void menu_show()
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{
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if (not m_context.has_ui())
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return;
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DisplayCoord menu_pos = m_context.window().display_position(m_completions.begin);
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const CharCount tabstop = m_context.options()["tabstop"].get<int>();
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const CharCount column = get_column(m_context.buffer(), tabstop,
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m_completions.begin);
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std::vector<String> menu_entries;
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for (auto& candidate : m_matching_candidates)
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menu_entries.push_back(expand_tabs(candidate, tabstop, column));
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m_context.ui().menu_show(menu_entries, menu_pos,
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get_color("MenuForeground"),
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get_color("MenuBackground"),
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MenuStyle::Inline);
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m_context.ui().menu_select(m_current_candidate);
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}
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bool setup_ifn()
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{
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using namespace std::placeholders;
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if (not m_completions.is_valid())
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{
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auto& completers = options()["completers"].get<StringList>();
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for (auto& completer : completers)
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{
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if (completer == "filename" and
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try_complete([this](const Buffer& buffer, BufferCoord cursor_pos)
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{ return complete_filename<true>(buffer, cursor_pos); }))
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return true;
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if (completer.substr(0_byte, 7_byte) == "option=" and
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try_complete([&, this](const Buffer& buffer, BufferCoord cursor_pos)
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{ return complete_option(buffer, cursor_pos, completer.substr(7_byte)); }))
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return true;
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if (completer == "word=buffer" and
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try_complete([this](const Buffer& buffer, BufferCoord cursor_pos)
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{ return complete_word<false>(buffer, cursor_pos); }))
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return true;
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if (completer == "word=all" and
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try_complete([this](const Buffer& buffer, BufferCoord cursor_pos)
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{ return complete_word<true>(buffer, cursor_pos); }))
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return true;
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}
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return false;
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}
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return true;
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}
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const Context& m_context;
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InsertCompletion m_completions;
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CandidateList m_matching_candidates;
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int m_current_candidate = -1;
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};
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class Insert : public InputMode
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{
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public:
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@ -1003,14 +648,11 @@ public:
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if (m_mode == Mode::Complete)
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{
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if (key.key == 'f')
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m_completer.try_complete([this](const Buffer& buffer, BufferCoord cursor_pos)
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{ return m_completer.complete_filename<false>(buffer, cursor_pos); });
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m_completer.explicit_file_complete();
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if (key.key == 'w')
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m_completer.try_complete([this](const Buffer& buffer, BufferCoord cursor_pos)
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{ return m_completer.complete_word<true>(buffer, cursor_pos); });
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m_completer.explicit_word_complete();
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if (key.key == 'l')
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m_completer.try_complete([this](const Buffer& buffer, BufferCoord cursor_pos)
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{ return m_completer.complete_line(buffer, cursor_pos); });
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m_completer.explicit_line_complete();
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m_mode = Mode::Default;
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return;
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}
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384
src/insert_completer.cc
Normal file
384
src/insert_completer.cc
Normal file
@ -0,0 +1,384 @@
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#include "insert_completer.hh"
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#include "buffer_manager.hh"
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#include "buffer_utils.hh"
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#include "color_registry.hh"
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#include "context.hh"
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#include "debug.hh"
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#include "display_buffer.hh"
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#include "file.hh"
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#include "user_interface.hh"
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#include "window.hh"
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#include "word_db.hh"
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namespace Kakoune
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{
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using StringList = std::vector<String>;
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namespace
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{
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WordDB& get_word_db(const Buffer& buffer)
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{
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static const ValueId word_db_id = ValueId::get_free_id();
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Value& cache_val = buffer.values()[word_db_id];
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if (not cache_val)
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cache_val = Value(WordDB{buffer});
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return cache_val.as<WordDB>();
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}
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template<bool other_buffers>
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InsertCompletion complete_word(const Buffer& buffer, BufferCoord cursor_pos)
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{
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auto pos = buffer.iterator_at(cursor_pos);
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if (pos == buffer.begin() or not is_word(*utf8::previous(pos)))
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return {};
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auto end = buffer.iterator_at(cursor_pos);
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auto begin = end-1;
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while (begin != buffer.begin() and is_word(*begin))
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--begin;
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if (not is_word(*begin))
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++begin;
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String prefix{begin, end};
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while (end != buffer.end() and is_word(*end))
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++end;
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String current_word{begin, end};
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auto& word_db = get_word_db(buffer);
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std::unordered_set<String> matches;
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auto bufmatches = word_db.find_prefix(prefix);
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matches.insert(bufmatches.begin(), bufmatches.end());
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if (word_db.get_word_occurences(current_word) <= 1)
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matches.erase(current_word);
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if (other_buffers)
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{
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for (const auto& buf : BufferManager::instance())
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{
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if (buf.get() == &buffer)
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continue;
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bufmatches = get_word_db(*buf).find_prefix(prefix);
|
||||
matches.insert(bufmatches.begin(), bufmatches.end());
|
||||
}
|
||||
}
|
||||
matches.erase(prefix);
|
||||
CandidateList result;
|
||||
std::copy(matches.begin(), matches.end(),
|
||||
inserter(result, result.begin()));
|
||||
std::sort(result.begin(), result.end());
|
||||
return { begin.coord(), end.coord(), std::move(result), buffer.timestamp() };
|
||||
}
|
||||
|
||||
template<bool require_slash>
|
||||
InsertCompletion complete_filename(const Buffer& buffer, BufferCoord cursor_pos,
|
||||
OptionManager& options)
|
||||
{
|
||||
auto pos = buffer.iterator_at(cursor_pos);
|
||||
auto begin = pos;
|
||||
|
||||
auto is_filename = [](char c)
|
||||
{
|
||||
return isalnum(c) or c == '/' or c == '.' or c == '_' or c == '-';
|
||||
};
|
||||
while (begin != buffer.begin() and is_filename(*(begin-1)))
|
||||
--begin;
|
||||
|
||||
if (begin == pos)
|
||||
return {};
|
||||
|
||||
String prefix{begin, pos};
|
||||
if (require_slash and not contains(prefix, '/'))
|
||||
return {};
|
||||
|
||||
StringList res;
|
||||
if (prefix.front() == '/')
|
||||
res = Kakoune::complete_filename(prefix, Regex{});
|
||||
else
|
||||
{
|
||||
for (auto dir : options["path"].get<StringList>())
|
||||
{
|
||||
if (not dir.empty() and dir.back() != '/')
|
||||
dir += '/';
|
||||
for (auto& filename : Kakoune::complete_filename(dir + prefix, Regex{}))
|
||||
res.push_back(filename.substr(dir.length()));
|
||||
}
|
||||
}
|
||||
if (res.empty())
|
||||
return {};
|
||||
return { begin.coord(), pos.coord(), std::move(res), buffer.timestamp() };
|
||||
}
|
||||
|
||||
InsertCompletion complete_option(const Buffer& buffer, BufferCoord cursor_pos,
|
||||
OptionManager& options, const String& option_name)
|
||||
{
|
||||
const StringList& opt = options[option_name].get<StringList>();;
|
||||
if (opt.empty())
|
||||
return {};
|
||||
|
||||
auto& desc = opt[0];
|
||||
static const Regex re(R"((\d+)\.(\d+)(?:\+(\d+))?@(\d+))");
|
||||
boost::smatch match;
|
||||
if (boost::regex_match(desc.begin(), desc.end(), match, re))
|
||||
{
|
||||
BufferCoord coord{ str_to_int(match[1].str()) - 1, str_to_int(match[2].str()) - 1 };
|
||||
if (not buffer.is_valid(coord))
|
||||
return {};
|
||||
auto end = coord;
|
||||
if (match[3].matched)
|
||||
{
|
||||
ByteCount len = str_to_int(match[3].str());
|
||||
end = buffer.advance(coord, len);
|
||||
}
|
||||
size_t timestamp = (size_t)str_to_int(match[4].str());
|
||||
|
||||
ByteCount longest_completion = 0;
|
||||
for (auto it = opt.begin() + 1; it != opt.end(); ++it)
|
||||
longest_completion = std::max(longest_completion, it->length());
|
||||
|
||||
if (timestamp == buffer.timestamp() and
|
||||
cursor_pos.line == coord.line and cursor_pos.column >= coord.column and
|
||||
buffer.distance(coord, cursor_pos) < longest_completion)
|
||||
return { coord, end, { opt.begin() + 1, opt.end() }, timestamp };
|
||||
}
|
||||
return {};
|
||||
}
|
||||
|
||||
InsertCompletion complete_line(const Buffer& buffer, BufferCoord cursor_pos)
|
||||
{
|
||||
String prefix = buffer[cursor_pos.line].substr(0_byte, cursor_pos.column);
|
||||
StringList res;
|
||||
for (LineCount l = 0_line; l < buffer.line_count(); ++l)
|
||||
{
|
||||
if (l == cursor_pos.line)
|
||||
continue;
|
||||
ByteCount len = buffer[l].length();
|
||||
if (len > cursor_pos.column and std::equal(prefix.begin(), prefix.end(), buffer[l].begin()))
|
||||
res.push_back(buffer[l].substr(0_byte, len-1));
|
||||
}
|
||||
if (res.empty())
|
||||
return {};
|
||||
std::sort(res.begin(), res.end());
|
||||
res.erase(std::unique(res.begin(), res.end()), res.end());
|
||||
return { cursor_pos.line, cursor_pos, std::move(res), buffer.timestamp() };
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
InsertCompleter::InsertCompleter(const Context& context)
|
||||
: OptionManagerWatcher_AutoRegister(context.options()),
|
||||
m_context(context)
|
||||
{}
|
||||
|
||||
void InsertCompleter::select(int offset)
|
||||
{
|
||||
if (not setup_ifn())
|
||||
return;
|
||||
|
||||
auto& buffer = m_context.buffer();
|
||||
m_current_candidate = (m_current_candidate + offset) % (int)m_matching_candidates.size();
|
||||
if (m_current_candidate < 0)
|
||||
m_current_candidate += m_matching_candidates.size();
|
||||
const String& candidate = m_matching_candidates[m_current_candidate];
|
||||
const auto& cursor_pos = m_context.selections().main().cursor();
|
||||
const auto prefix_len = buffer.distance(m_completions.begin, cursor_pos);
|
||||
const auto suffix_len = std::max(0_byte, buffer.distance(cursor_pos, m_completions.end));
|
||||
const auto buffer_len = buffer.byte_count();
|
||||
|
||||
auto ref = buffer.string(m_completions.begin, m_completions.end);
|
||||
for (auto& sel : m_context.selections())
|
||||
{
|
||||
auto offset = buffer.offset(sel.cursor());
|
||||
auto pos = buffer.iterator_at(sel.cursor());
|
||||
if (offset >= prefix_len and offset + suffix_len < buffer_len and
|
||||
std::equal(ref.begin(), ref.end(), pos - prefix_len))
|
||||
{
|
||||
pos = buffer.erase(pos - prefix_len, pos + suffix_len);
|
||||
buffer.insert(pos, candidate);
|
||||
}
|
||||
}
|
||||
m_completions.end = cursor_pos;
|
||||
m_completions.begin = buffer.advance(m_completions.end, -candidate.length());
|
||||
m_completions.timestamp = buffer.timestamp();
|
||||
if (m_context.has_ui())
|
||||
m_context.ui().menu_select(m_current_candidate);
|
||||
|
||||
// when we select a match, remove non displayed matches from the candidates
|
||||
// which are considered as invalid with the new completion timestamp
|
||||
m_completions.candidates.clear();
|
||||
std::copy(m_matching_candidates.begin(), m_matching_candidates.end()-1,
|
||||
std::back_inserter(m_completions.candidates));
|
||||
}
|
||||
|
||||
void InsertCompleter::update()
|
||||
{
|
||||
if (m_completions.is_valid())
|
||||
{
|
||||
ByteCount longest_completion = 0;
|
||||
for (auto& candidate : m_completions.candidates)
|
||||
longest_completion = std::max(longest_completion, candidate.length());
|
||||
|
||||
BufferCoord cursor = m_context.selections().main().cursor();
|
||||
BufferCoord compl_beg = m_completions.begin;
|
||||
if (cursor.line == compl_beg.line and
|
||||
is_in_range(cursor.column - compl_beg.column,
|
||||
ByteCount{0}, longest_completion-1))
|
||||
{
|
||||
String prefix = m_context.buffer().string(compl_beg, cursor);
|
||||
|
||||
if (m_context.buffer().timestamp() == m_completions.timestamp)
|
||||
m_matching_candidates = m_completions.candidates;
|
||||
else
|
||||
{
|
||||
m_matching_candidates.clear();
|
||||
for (auto& candidate : m_completions.candidates)
|
||||
{
|
||||
if (candidate.substr(0, prefix.length()) == prefix)
|
||||
m_matching_candidates.push_back(candidate);
|
||||
}
|
||||
}
|
||||
if (not m_matching_candidates.empty())
|
||||
{
|
||||
m_current_candidate = m_matching_candidates.size();
|
||||
m_completions.end = cursor;
|
||||
menu_show();
|
||||
m_matching_candidates.push_back(prefix);
|
||||
return;
|
||||
}
|
||||
}
|
||||
}
|
||||
reset();
|
||||
setup_ifn();
|
||||
}
|
||||
|
||||
void InsertCompleter::reset()
|
||||
{
|
||||
m_completions = InsertCompletion{};
|
||||
if (m_context.has_ui())
|
||||
m_context.ui().menu_hide();
|
||||
}
|
||||
|
||||
bool InsertCompleter::setup_ifn()
|
||||
{
|
||||
using namespace std::placeholders;
|
||||
if (not m_completions.is_valid())
|
||||
{
|
||||
auto& completers = options()["completers"].get<StringList>();
|
||||
for (auto& completer : completers)
|
||||
{
|
||||
if (completer == "filename" and
|
||||
try_complete([this](const Buffer& buffer, BufferCoord cursor_pos) {
|
||||
return complete_filename<true>(buffer, cursor_pos,
|
||||
options());
|
||||
}))
|
||||
return true;
|
||||
if (completer.substr(0_byte, 7_byte) == "option=" and
|
||||
try_complete([&,this](const Buffer& buffer, BufferCoord cursor_pos) {
|
||||
return complete_option(buffer, cursor_pos,
|
||||
options(), completer.substr(7_byte));
|
||||
}))
|
||||
return true;
|
||||
if (completer == "word=buffer" and
|
||||
try_complete([this](const Buffer& buffer, BufferCoord cursor_pos) {
|
||||
return complete_word<false>(buffer, cursor_pos);
|
||||
}))
|
||||
return true;
|
||||
if (completer == "word=all" and
|
||||
try_complete([this](const Buffer& buffer, BufferCoord cursor_pos) {
|
||||
return complete_word<true>(buffer, cursor_pos);
|
||||
}))
|
||||
return true;
|
||||
}
|
||||
return false;
|
||||
}
|
||||
return true;
|
||||
}
|
||||
|
||||
void InsertCompleter::menu_show()
|
||||
{
|
||||
if (not m_context.has_ui())
|
||||
return;
|
||||
DisplayCoord menu_pos = m_context.window().display_position(m_completions.begin);
|
||||
|
||||
const CharCount tabstop = m_context.options()["tabstop"].get<int>();
|
||||
const CharCount column = get_column(m_context.buffer(), tabstop,
|
||||
m_completions.begin);
|
||||
std::vector<String> menu_entries;
|
||||
for (auto& candidate : m_matching_candidates)
|
||||
menu_entries.push_back(expand_tabs(candidate, tabstop, column));
|
||||
|
||||
m_context.ui().menu_show(menu_entries, menu_pos,
|
||||
get_color("MenuForeground"),
|
||||
get_color("MenuBackground"),
|
||||
MenuStyle::Inline);
|
||||
m_context.ui().menu_select(m_current_candidate);
|
||||
}
|
||||
|
||||
void InsertCompleter::on_option_changed(const Option& opt)
|
||||
{
|
||||
auto& completers = options()["completers"].get<StringList>();
|
||||
StringList option_names;
|
||||
for (auto& completer : completers)
|
||||
{
|
||||
if (completer.substr(0_byte, 7_byte) == "option=")
|
||||
option_names.emplace_back(completer.substr(7_byte));
|
||||
}
|
||||
if (contains(option_names, opt.name()))
|
||||
{
|
||||
reset();
|
||||
setup_ifn();
|
||||
}
|
||||
}
|
||||
|
||||
template<typename CompleteFunc>
|
||||
bool InsertCompleter::try_complete(CompleteFunc complete_func)
|
||||
{
|
||||
auto& buffer = m_context.buffer();
|
||||
BufferCoord cursor_pos = m_context.selections().main().cursor();
|
||||
try
|
||||
{
|
||||
m_completions = complete_func(buffer, cursor_pos);
|
||||
}
|
||||
catch (runtime_error& e)
|
||||
{
|
||||
write_debug("error while trying to run completer: "_str + e.what());
|
||||
return false;
|
||||
}
|
||||
if (not m_completions.is_valid())
|
||||
return false;
|
||||
|
||||
kak_assert(cursor_pos >= m_completions.begin);
|
||||
m_matching_candidates = m_completions.candidates;
|
||||
m_current_candidate = m_matching_candidates.size();
|
||||
menu_show();
|
||||
m_matching_candidates.push_back(buffer.string(m_completions.begin, m_completions.end));
|
||||
return true;
|
||||
}
|
||||
|
||||
void InsertCompleter::explicit_file_complete()
|
||||
{
|
||||
try_complete([this](const Buffer& buffer, BufferCoord cursor_pos) {
|
||||
return complete_filename<false>(buffer, cursor_pos, options());
|
||||
});
|
||||
}
|
||||
|
||||
void InsertCompleter::explicit_word_complete()
|
||||
{
|
||||
try_complete([this](const Buffer& buffer, BufferCoord cursor_pos) {
|
||||
return complete_word<true>(buffer, cursor_pos);
|
||||
});
|
||||
}
|
||||
|
||||
void InsertCompleter::explicit_line_complete()
|
||||
{
|
||||
try_complete([this](const Buffer& buffer, BufferCoord cursor_pos) {
|
||||
return complete_line(buffer, cursor_pos);
|
||||
});
|
||||
}
|
||||
|
||||
}
|
||||
53
src/insert_completer.hh
Normal file
53
src/insert_completer.hh
Normal file
@ -0,0 +1,53 @@
|
||||
#ifndef insert_completer_hh_INCLUDED
|
||||
#define insert_completer_hh_INCLUDED
|
||||
|
||||
#include "buffer.hh"
|
||||
#include "option_manager.hh"
|
||||
|
||||
namespace Kakoune
|
||||
{
|
||||
|
||||
struct InsertCompletion
|
||||
{
|
||||
BufferCoord begin;
|
||||
BufferCoord end;
|
||||
CandidateList candidates;
|
||||
size_t timestamp;
|
||||
|
||||
bool is_valid() const { return not candidates.empty(); }
|
||||
};
|
||||
|
||||
class InsertCompleter : public OptionManagerWatcher_AutoRegister
|
||||
{
|
||||
public:
|
||||
InsertCompleter(const Context& context);
|
||||
InsertCompleter(const InsertCompleter&) = delete;
|
||||
InsertCompleter& operator=(const InsertCompleter&) = delete;
|
||||
|
||||
void select(int offset);
|
||||
void update();
|
||||
void reset();
|
||||
|
||||
void explicit_file_complete();
|
||||
void explicit_word_complete();
|
||||
void explicit_line_complete();
|
||||
|
||||
private:
|
||||
bool setup_ifn();
|
||||
|
||||
template<typename CompleteFunc>
|
||||
bool try_complete(CompleteFunc complete_func);
|
||||
void on_option_changed(const Option& opt) override;
|
||||
|
||||
void menu_show();
|
||||
|
||||
const Context& m_context;
|
||||
InsertCompletion m_completions;
|
||||
CandidateList m_matching_candidates;
|
||||
int m_current_candidate = -1;
|
||||
};
|
||||
|
||||
}
|
||||
|
||||
#endif // insert_completer_hh_INCLUDED
|
||||
|
||||
Loading…
Reference in New Issue
Block a user