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Support 'V' for locked view control

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Fixes #343
This commit is contained in:
Maxime Coste 2015-11-05 13:39:29 +00:00
parent 05f7337eb0
commit 33253a8fd5
2 changed files with 17 additions and 6 deletions
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2
README.asciidoc
View File

@ -386,6 +386,8 @@ view.
* `vk`: scroll the window count line upward
* `vl`: scroll the window count columns right
Using `V` will lock view mode until `<esc>` is hit
Marks
~~~~~

21
src/normal.cc
View File

@ -229,10 +229,18 @@ void goto_commands(Context& context, NormalParams params)
}
}
template<bool lock>
void view_commands(Context& context, NormalParams params)
{
const int count = params.count;
on_next_key_with_autoinfo(context, KeymapMode::View,
[params](Key key, Context& context) {
[count](Key key, Context& context) {
if (key == Key::Escape)
return;
if (lock)
view_commands<true>(context, {});
auto cp = key.codepoint();
if (not cp or not context.has_window())
return;
@ -256,16 +264,16 @@ void view_commands(Context& context, NormalParams params)
context.window().display_line_at(cursor.line, window.dimensions().line-1);
break;
case 'h':
context.window().scroll(-std::max<CharCount>(1, params.count));
context.window().scroll(-std::max<CharCount>(1, count));
break;
case 'j':
context.window().scroll( std::max<LineCount>(1, params.count));
context.window().scroll( std::max<LineCount>(1, count));
break;
case 'k':
context.window().scroll(-std::max<LineCount>(1, params.count));
context.window().scroll(-std::max<LineCount>(1, count));
break;
case 'l':
context.window().scroll( std::max<CharCount>(1, params.count));
context.window().scroll( std::max<CharCount>(1, count));
break;
}
}, "view",
@ -1496,7 +1504,8 @@ static NormalCmdDesc cmds[] =
{ 'g', "go to location", goto_commands<SelectMode::Replace> },
{ 'G', "extend to location", goto_commands<SelectMode::Extend> },
{ 'v', "move view", view_commands },
{ 'v', "move view", view_commands<false> },
{ 'V', "move view (locked)", view_commands<true> },
{ 'y', "yank selected text", yank },
{ 'p', "paste after selected text", repeated<paste<InsertMode::Append>> },