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author | aycabta <aycabta@gmail.com> | 2019-08-29 14:36:45 +0900 |
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committer | aycabta <aycabta@gmail.com> | 2019-08-29 14:37:19 +0900 |
commit | 0f405541bfe5186c068c4521d815b64b82e1ae5e (patch) | |
tree | e4b9e665c0bb7ad2c0cf747fb2690044588cf2c1 /lib | |
parent | 682aaf6af5ff345897a9128bb19e0b17b71426a6 (diff) | |
download | ruby-0f405541bfe5186c068c4521d815b64b82e1ae5e.tar.gz |
Support SIGWINCH
Diffstat (limited to 'lib')
-rw-r--r-- | lib/reline/ansi.rb | 6 | ||||
-rw-r--r-- | lib/reline/line_editor.rb | 4 |
2 files changed, 10 insertions, 0 deletions
diff --git a/lib/reline/ansi.rb b/lib/reline/ansi.rb index fd0c52b87a..a3401b9c9f 100644 --- a/lib/reline/ansi.rb +++ b/lib/reline/ansi.rb @@ -106,6 +106,11 @@ class Reline::ANSI print "\e[1;1H" end + @@old_winch_handler = nil + def self.set_winch_handler(&handler) + @@old_winch_handler = Signal.trap('WINCH', &handler) + end + def self.prep int_handle = Signal.trap('INT', 'IGNORE') otio = `stty -g`.chomp @@ -123,5 +128,6 @@ class Reline::ANSI int_handle = Signal.trap('INT', 'IGNORE') `stty #{otio}` Signal.trap('INT', int_handle) + Signal.trap('WINCH', @@old_winch_handler) if @@old_winch_handler end end diff --git a/lib/reline/line_editor.rb b/lib/reline/line_editor.rb index 16736e025a..a1ec01d3c1 100644 --- a/lib/reline/line_editor.rb +++ b/lib/reline/line_editor.rb @@ -69,6 +69,10 @@ class Reline::LineEditor Reline::IOGate.move_cursor_column(0) @old_trap.call if @old_trap.respond_to?(:call) # can also be string, ex: "DEFAULT" } + Reline::IOGate.set_winch_handler do + @rest_height = (Reline::IOGate.get_screen_size.first - 1) - Reline::IOGate.cursor_pos.y + @screen_size = Reline::IOGate.get_screen_size + end end def finalize |