Add support for arrow keys in normal mode

use a Direction enum instead of a bool forward parameter
This commit is contained in:
Maxime Coste 2013-07-02 13:55:34 +01:00
parent 6484fead0c
commit 37807ba19b
3 changed files with 49 additions and 36 deletions

View File

@ -258,10 +258,10 @@ void pipe(Context& context)
}); });
} }
template<SelectMode mode, bool forward> template<SelectMode mode, Direction direction>
void search(Context& context) void search(Context& context)
{ {
const char* prompt = forward ? "search:" : "reverse search:"; const char* prompt = direction == Forward ? "search:" : "reverse search:";
DynamicSelectionList selections{context.buffer(), context.editor().selections()}; DynamicSelectionList selections{context.buffer(), context.editor().selections()};
context.input_handler().prompt(prompt, get_color("Prompt"), complete_nothing, context.input_handler().prompt(prompt, get_color("Prompt"), complete_nothing,
[selections](const String& str, PromptEvent event, Context& context) { [selections](const String& str, PromptEvent event, Context& context) {
@ -285,7 +285,7 @@ void search(Context& context)
else if (str.empty() or not context.options()["incsearch"].get<bool>()) else if (str.empty() or not context.options()["incsearch"].get<bool>())
return; return;
context.editor().select(std::bind(select_next_match<forward>, _1, _2, ex), mode); context.editor().select(std::bind(select_next_match<direction>, _1, _2, ex), mode);
} }
catch (boost::regex_error& err) catch (boost::regex_error& err)
{ {
@ -305,7 +305,7 @@ void search(Context& context)
}); });
} }
template<SelectMode mode, bool forward> template<SelectMode mode, Direction direction>
void search_next(Context& context) void search_next(Context& context)
{ {
const String& str = RegisterManager::instance()['/'].values(context)[0]; const String& str = RegisterManager::instance()['/'].values(context)[0];
@ -318,7 +318,7 @@ void search_next(Context& context)
context.push_jump(); context.push_jump();
int count = context.numeric_param(); int count = context.numeric_param();
do { do {
context.editor().select(std::bind(select_next_match<forward>, _1, _2, ex), mode); context.editor().select(std::bind(select_next_match<direction>, _1, _2, ex), mode);
} while (--count > 0); } while (--count > 0);
} }
catch (boost::regex_error& err) catch (boost::regex_error& err)
@ -684,11 +684,10 @@ void replay_macro(Context& context)
}); });
} }
enum class JumpDirection { Forward, Backward }; template<Direction direction>
template<JumpDirection direction>
void jump(Context& context) void jump(Context& context)
{ {
auto jump = (direction == JumpDirection::Forward) ? auto jump = (direction == Forward) ?
context.jump_forward() : context.jump_backward(); context.jump_forward() : context.jump_backward();
Buffer& buffer = const_cast<Buffer&>(jump.buffer()); Buffer& buffer = const_cast<Buffer&>(jump.buffer());
@ -755,17 +754,24 @@ private:
template<SelectMode mode, typename T> template<SelectMode mode, typename T>
constexpr Select<mode, T> select(T func) { return Select<mode, T>(func); } constexpr Select<mode, T> select(T func) { return Select<mode, T>(func); }
template<typename Type, Direction direction, SelectMode mode = SelectMode::Replace>
void move(Context& context)
{
Type offset(std::max(context.numeric_param(),1));
context.editor().move_selections(direction == Backward ? -offset : offset, mode);
}
KeyMap keymap = KeyMap keymap =
{ {
{ { Key::Modifiers::None, 'h' }, [](Context& context) { context.editor().move_selections(-CharCount(std::max(context.numeric_param(),1))); } }, { { Key::Modifiers::None, 'h' }, move<CharCount, Backward> },
{ { Key::Modifiers::None, 'j' }, [](Context& context) { context.editor().move_selections( LineCount(std::max(context.numeric_param(),1))); } }, { { Key::Modifiers::None, 'j' }, move<LineCount, Forward> },
{ { Key::Modifiers::None, 'k' }, [](Context& context) { context.editor().move_selections(-LineCount(std::max(context.numeric_param(),1))); } }, { { Key::Modifiers::None, 'k' }, move<LineCount, Backward> },
{ { Key::Modifiers::None, 'l' }, [](Context& context) { context.editor().move_selections( CharCount(std::max(context.numeric_param(),1))); } }, { { Key::Modifiers::None, 'l' }, move<CharCount, Forward> },
{ { Key::Modifiers::None, 'H' }, [](Context& context) { context.editor().move_selections(-CharCount(std::max(context.numeric_param(),1)), SelectMode::Extend); } }, { { Key::Modifiers::None, 'H' }, move<CharCount, Backward, SelectMode::Extend> },
{ { Key::Modifiers::None, 'J' }, [](Context& context) { context.editor().move_selections( LineCount(std::max(context.numeric_param(),1)), SelectMode::Extend); } }, { { Key::Modifiers::None, 'J' }, move<LineCount, Forward, SelectMode::Extend> },
{ { Key::Modifiers::None, 'K' }, [](Context& context) { context.editor().move_selections(-LineCount(std::max(context.numeric_param(),1)), SelectMode::Extend); } }, { { Key::Modifiers::None, 'K' }, move<LineCount, Backward, SelectMode::Extend> },
{ { Key::Modifiers::None, 'L' }, [](Context& context) { context.editor().move_selections( CharCount(std::max(context.numeric_param(),1)), SelectMode::Extend); } }, { { Key::Modifiers::None, 'L' }, move<CharCount, Forward, SelectMode::Extend> },
{ { Key::Modifiers::None, 't' }, select_to_next_char<SelectFlags::None> }, { { Key::Modifiers::None, 't' }, select_to_next_char<SelectFlags::None> },
{ { Key::Modifiers::None, 'f' }, select_to_next_char<SelectFlags::Inclusive> }, { { Key::Modifiers::None, 'f' }, select_to_next_char<SelectFlags::Inclusive> },
@ -840,13 +846,13 @@ KeyMap keymap =
{ { Key::Modifiers::None, 'm' }, select<SelectMode::Replace>(select_matching) }, { { Key::Modifiers::None, 'm' }, select<SelectMode::Replace>(select_matching) },
{ { Key::Modifiers::None, 'M' }, select<SelectMode::Extend>(select_matching) }, { { Key::Modifiers::None, 'M' }, select<SelectMode::Extend>(select_matching) },
{ { Key::Modifiers::None, '/' }, search<SelectMode::Replace, true> }, { { Key::Modifiers::None, '/' }, search<SelectMode::Replace, Forward> },
{ { Key::Modifiers::None, '?' }, search<SelectMode::Extend, true> }, { { Key::Modifiers::None, '?' }, search<SelectMode::Extend, Forward> },
{ { Key::Modifiers::Alt, '/' }, search<SelectMode::Replace, false> }, { { Key::Modifiers::Alt, '/' }, search<SelectMode::Replace, Backward> },
{ { Key::Modifiers::Alt, '?' }, search<SelectMode::Extend, false> }, { { Key::Modifiers::Alt, '?' }, search<SelectMode::Extend, Backward> },
{ { Key::Modifiers::None, 'n' }, search_next<SelectMode::Replace, true> }, { { Key::Modifiers::None, 'n' }, search_next<SelectMode::Replace, Forward> },
{ { Key::Modifiers::Alt, 'n' }, search_next<SelectMode::ReplaceMain, true> }, { { Key::Modifiers::Alt, 'n' }, search_next<SelectMode::ReplaceMain, Forward> },
{ { Key::Modifiers::None, 'N' }, search_next<SelectMode::Append, true> }, { { Key::Modifiers::None, 'N' }, search_next<SelectMode::Append, Forward> },
{ { Key::Modifiers::None, '*' }, use_selection_as_search_pattern<true> }, { { Key::Modifiers::None, '*' }, use_selection_as_search_pattern<true> },
{ { Key::Modifiers::Alt, '*' }, use_selection_as_search_pattern<false> }, { { Key::Modifiers::Alt, '*' }, use_selection_as_search_pattern<false> },
@ -867,11 +873,8 @@ KeyMap keymap =
{ { Key::Modifiers::None, '<' }, deindent }, { { Key::Modifiers::None, '<' }, deindent },
{ { Key::Modifiers::None, '>' }, indent }, { { Key::Modifiers::None, '>' }, indent },
{ { Key::Modifiers::None, Key::PageUp }, scroll<Key::PageUp> }, { { Key::Modifiers::Control, 'i' }, jump<Forward> },
{ { Key::Modifiers::None, Key::PageDown }, scroll<Key::PageDown> }, { { Key::Modifiers::Control, 'o' }, jump<Backward> },
{ { Key::Modifiers::Control, 'i' }, jump<JumpDirection::Forward> },
{ { Key::Modifiers::Control, 'o' }, jump<JumpDirection::Backward> },
{ { Key::Modifiers::Alt, 'r' }, rotate_selections }, { { Key::Modifiers::Alt, 'r' }, rotate_selections },
@ -880,6 +883,14 @@ KeyMap keymap =
{ { Key::Modifiers::None, '~' }, swap_case }, { { Key::Modifiers::None, '~' }, swap_case },
{ { Key::Modifiers::None, '&' }, align }, { { Key::Modifiers::None, '&' }, align },
{ Key::Left, move<CharCount, Backward> },
{ Key::Down, move<LineCount, Forward> },
{ Key::Up, move<LineCount, Backward> },
{ Key::Right, move<CharCount, Forward> },
{ Key::PageUp, scroll<Key::PageUp> },
{ Key::PageDown, scroll<Key::PageDown> },
}; };
} }

View File

@ -551,11 +551,11 @@ static bool find_last_match(BufferIterator begin, const BufferIterator& end,
return not res.empty(); return not res.empty();
} }
template<bool forward> template<Direction direction>
bool find_match_in_buffer(const Buffer& buffer, const BufferIterator pos, bool find_match_in_buffer(const Buffer& buffer, const BufferIterator pos,
MatchResults& matches, const Regex& ex) MatchResults& matches, const Regex& ex)
{ {
if (forward) if (direction == Forward)
return (boost::regex_search(pos, buffer.end(), matches, ex) or return (boost::regex_search(pos, buffer.end(), matches, ex) or
boost::regex_search(buffer.begin(), pos, matches, ex)); boost::regex_search(buffer.begin(), pos, matches, ex));
else else
@ -564,7 +564,7 @@ bool find_match_in_buffer(const Buffer& buffer, const BufferIterator pos,
} }
template<bool forward> template<Direction direction>
Selection select_next_match(const Buffer& buffer, const Selection& selection, const Regex& regex) Selection select_next_match(const Buffer& buffer, const Selection& selection, const Regex& regex)
{ {
// regex matching do not use Utf8Iterator as boost::regex handle utf8 // regex matching do not use Utf8Iterator as boost::regex handle utf8
@ -575,7 +575,7 @@ Selection select_next_match(const Buffer& buffer, const Selection& selection, co
MatchResults matches; MatchResults matches;
if (find_match_in_buffer<forward>(buffer, utf8::next(begin), matches, regex)) if (find_match_in_buffer<direction>(buffer, utf8::next(begin), matches, regex))
{ {
begin = matches[0].first; begin = matches[0].first;
end = matches[0].second; end = matches[0].second;
@ -589,12 +589,12 @@ Selection select_next_match(const Buffer& buffer, const Selection& selection, co
++end; ++end;
end = utf8::previous(end); end = utf8::previous(end);
if (not forward) if (direction == Backward)
std::swap(begin, end); std::swap(begin, end);
return Selection{begin.coord(), end.coord(), std::move(captures)}; return Selection{begin.coord(), end.coord(), std::move(captures)};
} }
template Selection select_next_match<true>(const Buffer&, const Selection&, const Regex&); template Selection select_next_match<Forward>(const Buffer&, const Selection&, const Regex&);
template Selection select_next_match<false>(const Buffer&, const Selection&, const Regex&); template Selection select_next_match<Backward>(const Buffer&, const Selection&, const Regex&);
SelectionList select_all_matches(const Buffer& buffer, const Selection& selection, const Regex& regex) SelectionList select_all_matches(const Buffer& buffer, const Selection& selection, const Regex& regex)
{ {

View File

@ -52,7 +52,9 @@ Selection select_whole_lines(const Buffer& buffer, const Selection& selection);
Selection select_whole_buffer(const Buffer& buffer, const Selection& selection); Selection select_whole_buffer(const Buffer& buffer, const Selection& selection);
Selection trim_partial_lines(const Buffer& buffer, const Selection& selection); Selection trim_partial_lines(const Buffer& buffer, const Selection& selection);
template<bool forward> enum Direction { Forward, Backward };
template<Direction direction>
Selection select_next_match(const Buffer& buffer, const Selection& selection, Selection select_next_match(const Buffer& buffer, const Selection& selection,
const Regex& regex); const Regex& regex);