module Keyboard
Module to control keyboard input and control console
- Author
-
Steven Davidovitz (steviedizzle@gmail.com)
- Copyright
-
Copyright © 2006, The Nebular Gauntlet DEV team
- License
-
GPL
Public Instance Methods
cursor_begin()
click to toggle source
Moves cursor to then beginning of the buffer
# File lib/keyboard.rb, line 66 def cursor_begin @cursor_pos = 0 end
cursor_end()
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Moves cursor to then end of the buffer
# File lib/keyboard.rb, line 61 def cursor_end @cursor_pos = @buffer.length end
cursor_left()
click to toggle source
Moves cursor left one character
# File lib/keyboard.rb, line 56 def cursor_left @cursor_pos -= 1 if @cursor_pos > 0 end
cursor_right()
click to toggle source
Moves cursor right one character
# File lib/keyboard.rb, line 51 def cursor_right @cursor_pos += 1 if @cursor_pos < @buffer.length end
history_down()
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Scrolls history down one line
# File lib/keyboard.rb, line 37 def history_down if @command_archive.length != 0 if @hpos < -1 @hpos += 1 @buffer = @command_archive[@hpos] @cursor_pos = @buffer.length else @buffer = "" @cursor_pos = @buffer.length end end end
history_up()
click to toggle source
Scrolls history up one line
# File lib/keyboard.rb, line 28 def history_up if @command_archive.length != 0 @buffer = @command_archive[@hpos] @cursor_pos = @buffer.length @hpos -= 1 if @hpos.abs < @command_archive.length end end
scroll_down()
click to toggle source
Scrolls input buffer down one command
# File lib/keyboard.rb, line 20 def scroll_down if @console_view[-1][1] != @console_archive[-1][1] @console_view.insert(-1, @console_archive.at(@console_archive.index(@console_view[-1]) + 1)) @console_view.shift end end
scroll_up()
click to toggle source
Scrolls input buffer up one command
# File lib/keyboard.rb, line 12 def scroll_up if @console_view[0][1] != @console_archive[0][1] @console_view.insert(0, @console_archive.at(@console_archive.index(@console_view[0]) - 1)) @console_view.pop end end