diff options
Diffstat (limited to 'src/normal.cc')
| -rw-r--r-- | src/normal.cc | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/src/normal.cc b/src/normal.cc index 68392199..08ce028d 100644 --- a/src/normal.cc +++ b/src/normal.cc @@ -2011,6 +2011,29 @@ void redo(Context& context, NormalParams params) } template<Direction direction> +void move_in_history(Context& context, NormalParams params) +{ + Buffer& buffer = context.buffer(); + size_t timestamp = buffer.timestamp(); + const int count = std::max(1, params.count); + const int history_id = (size_t)buffer.current_history_id() + direction * count; + const int max_history_id = (int)buffer.next_history_id() - 1; + if (buffer.move_to((Buffer::HistoryId)history_id)) + { + auto ranges = compute_modified_ranges(buffer, timestamp); + if (not ranges.empty()) + context.selections_write_only() = std::move(ranges); + + context.print_status({ format("moved to change #{} ({})", + history_id, max_history_id), + context.faces()["Information"] }); + } + else + throw runtime_error(format("no such change: #{} ({})", + history_id, max_history_id)); +} + +template<Direction direction> void undo_selection_change(Context& context, NormalParams params) { int count = std::max(1, params.count); @@ -2339,6 +2362,8 @@ static constexpr HashMap<Key, NormalCmd, MemoryDomain::Undefined, KeymapBackend> { {'u'}, {"undo", undo} }, { {'U'}, {"redo", redo} }, + { {ctrl('k')}, {"move backward in history", move_in_history<Direction::Backward>} }, + { {ctrl('j')}, {"move forward in history", move_in_history<Direction::Forward>} }, { {alt('u')}, {"undo selection change", undo_selection_change<Backward>} }, { {alt('U')}, {"redo selection change", undo_selection_change<Forward>} }, |