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make keymap definition more readable using a select helper function

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This commit is contained in:
Maxime Coste 2013-02-18 14:01:24 +01:00
parent 67971995f8
commit 0e081a76c1
1 changed files with 58 additions and 41 deletions
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95
src/main.cc
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@ -377,24 +377,6 @@ void do_rotate_selections(Context& context)
context.editor().select(std::move(sels));
};
template<typename T>
class Repeated
{
public:
Repeated(T t) : m_func(t) {}
void operator() (Context& context)
{
int count = context.numeric_param();
do { m_func(context); } while(--count > 0);
}
private:
T m_func;
};
template<typename T>
Repeated<T> repeated(T func) { return Repeated<T>(func); }
enum class SelectFlags
{
None = 0,
@ -462,6 +444,41 @@ String runtime_directory()
return String(buffer, ptr);
}
template<typename T>
class Repeated
{
public:
constexpr Repeated(T t) : m_func(t) {}
void operator() (Context& context)
{
int count = context.numeric_param();
do { m_func(context); } while(--count > 0);
}
private:
T m_func;
};
template<typename T>
constexpr Repeated<T> repeated(T func) { return Repeated<T>(func); }
template<SelectMode mode, typename T>
class Select
{
public:
constexpr Select(T t) : m_func(t) {}
void operator() (Context& context)
{
context.editor().select(m_func, mode);
}
private:
T m_func;
};
template<SelectMode mode, typename T>
constexpr Select<mode, T> select(T func) { return Select<mode, T>(func); }
std::unordered_map<Key, std::function<void (Context& context)>> keymap =
{
{ { Key::Modifiers::None, 'h' }, [](Context& context) { context.editor().move_selections(-CharCount(std::max(context.numeric_param(),1))); } },
@ -515,16 +532,16 @@ std::unordered_map<Key, std::function<void (Context& context)>> keymap =
{ { Key::Modifiers::Alt, ' ' }, [](Context& context) { int count = context.numeric_param();
if (count == 0) context.editor().flip_selections();
else context.editor().remove_selection(count-1); } },
{ { Key::Modifiers::None, 'w' }, repeated([](Context& context) { context.editor().select(select_to_next_word<false>); }) },
{ { Key::Modifiers::None, 'e' }, repeated([](Context& context) { context.editor().select(select_to_next_word_end<false>); }) },
{ { Key::Modifiers::None, 'b' }, repeated([](Context& context) { context.editor().select(select_to_previous_word<false>); }) },
{ { Key::Modifiers::None, 'W' }, repeated([](Context& context) { context.editor().select(select_to_next_word<false>, SelectMode::Extend); }) },
{ { Key::Modifiers::None, 'E' }, repeated([](Context& context) { context.editor().select(select_to_next_word_end<false>, SelectMode::Extend); }) },
{ { Key::Modifiers::None, 'B' }, repeated([](Context& context) { context.editor().select(select_to_previous_word<false>, SelectMode::Extend); }) },
{ { Key::Modifiers::None, 'x' }, repeated([](Context& context) { context.editor().select(select_line, SelectMode::Replace); }) },
{ { Key::Modifiers::None, 'X' }, repeated([](Context& context) { context.editor().select(select_line, SelectMode::Extend); }) },
{ { Key::Modifiers::None, 'm' }, [](Context& context) { context.editor().select(select_matching); } },
{ { Key::Modifiers::None, 'M' }, [](Context& context) { context.editor().select(select_matching, SelectMode::Extend); } },
{ { Key::Modifiers::None, 'w' }, repeated(select<SelectMode::Replace>(select_to_next_word<false>)) },
{ { Key::Modifiers::None, 'e' }, repeated(select<SelectMode::Replace>(select_to_next_word_end<false>)) },
{ { Key::Modifiers::None, 'b' }, repeated(select<SelectMode::Replace>(select_to_previous_word<false>)) },
{ { Key::Modifiers::None, 'W' }, repeated(select<SelectMode::Extend>(select_to_next_word<false>)) },
{ { Key::Modifiers::None, 'E' }, repeated(select<SelectMode::Extend>(select_to_next_word_end<false>)) },
{ { Key::Modifiers::None, 'B' }, repeated(select<SelectMode::Extend>(select_to_previous_word<false>)) },
{ { Key::Modifiers::None, 'x' }, repeated(select<SelectMode::Replace>(select_line)) },
{ { Key::Modifiers::None, 'X' }, repeated(select<SelectMode::Extend>(select_line)) },
{ { Key::Modifiers::None, 'm' }, select<SelectMode::Replace>(select_matching) },
{ { Key::Modifiers::None, 'M' }, select<SelectMode::Extend>(select_matching) },
{ { Key::Modifiers::None, '/' }, do_search<SelectMode::Replace, true> },
{ { Key::Modifiers::None, '?' }, do_search<SelectMode::Extend, true> },
@ -543,17 +560,17 @@ std::unordered_map<Key, std::function<void (Context& context)>> keymap =
{ { Key::Modifiers::None, ']' }, do_select_object<SurroundFlags::ToEnd> },
{ { Key::Modifiers::None, '[' }, do_select_object<SurroundFlags::ToBegin> },
{ { Key::Modifiers::Alt, 'w' }, repeated([](Context& context) { context.editor().select(select_to_next_word<true>); }) },
{ { Key::Modifiers::Alt, 'e' }, repeated([](Context& context) { context.editor().select(select_to_next_word_end<true>); }) },
{ { Key::Modifiers::Alt, 'b' }, repeated([](Context& context) { context.editor().select(select_to_previous_word<true>); }) },
{ { Key::Modifiers::Alt, 'W' }, repeated([](Context& context) { context.editor().select(select_to_next_word<true>, SelectMode::Extend); }) },
{ { Key::Modifiers::Alt, 'E' }, repeated([](Context& context) { context.editor().select(select_to_next_word_end<true>, SelectMode::Extend); }) },
{ { Key::Modifiers::Alt, 'B' }, repeated([](Context& context) { context.editor().select(select_to_previous_word<true>, SelectMode::Extend); }) },
{ { Key::Modifiers::Alt, 'w' }, repeated(select<SelectMode::Replace>(select_to_next_word<true>)) },
{ { Key::Modifiers::Alt, 'e' }, repeated(select<SelectMode::Replace>(select_to_next_word_end<true>)) },
{ { Key::Modifiers::Alt, 'b' }, repeated(select<SelectMode::Replace>(select_to_previous_word<true>)) },
{ { Key::Modifiers::Alt, 'W' }, repeated(select<SelectMode::Extend>(select_to_next_word<true>)) },
{ { Key::Modifiers::Alt, 'E' }, repeated(select<SelectMode::Extend>(select_to_next_word_end<true>)) },
{ { Key::Modifiers::Alt, 'B' }, repeated(select<SelectMode::Extend>(select_to_previous_word<true>)) },
{ { Key::Modifiers::Alt, 'l' }, repeated([](Context& context) { context.editor().select(select_to_eol, SelectMode::Replace); }) },
{ { Key::Modifiers::Alt, 'L' }, repeated([](Context& context) { context.editor().select(select_to_eol, SelectMode::Extend); }) },
{ { Key::Modifiers::Alt, 'h' }, repeated([](Context& context) { context.editor().select(select_to_eol_reverse, SelectMode::Replace); }) },
{ { Key::Modifiers::Alt, 'H' }, repeated([](Context& context) { context.editor().select(select_to_eol_reverse, SelectMode::Extend); }) },
{ { Key::Modifiers::Alt, 'l' }, repeated(select<SelectMode::Replace>(select_to_eol)) },
{ { Key::Modifiers::Alt, 'L' }, repeated(select<SelectMode::Extend>(select_to_eol)) },
{ { Key::Modifiers::Alt, 'h' }, repeated(select<SelectMode::Replace>(select_to_eol_reverse)) },
{ { Key::Modifiers::Alt, 'H' }, repeated(select<SelectMode::Extend>(select_to_eol_reverse)) },
{ { Key::Modifiers::Alt, 's' }, do_split_regex },
@ -562,7 +579,7 @@ std::unordered_map<Key, std::function<void (Context& context)>> keymap =
{ { Key::Modifiers::None, '<' }, do_deindent },
{ { Key::Modifiers::None, '>' }, do_indent },
{ { Key::Modifiers::Alt, 'x' }, [](Context& context) { context.editor().select(select_whole_lines); } },
{ { Key::Modifiers::Alt, 'x' }, select<SelectMode::Replace>(select_whole_lines) },
{ { Key::Modifiers::Alt, 'c' }, [](Context& context) { if (context.has_window()) context.window().center_selection(); } },