Module: RubyCurses::ListBindings

Extended by:
ListBindings
Included in:
ListBindings
Defined in:
lib/rbcurse/core/include/listbindings.rb

Overview

bindings for multi-row widgets such as listbox, table, textview

Instance Method Summary collapse

Instance Method Details

#bindings ⇒ Object 



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# File 'lib/rbcurse/core/include/listbindings.rb', line 16

def bindings
$log.debug "XXX:  INSIDE LISTBINDING FOR #{self.class} "
  bind_key(Ncurses::KEY_LEFT, 'cursor backward'){ cursor_backward } if respond_to? :cursor_backward
  bind_key(Ncurses::KEY_RIGHT, 'cursor_forward'){ cursor_forward } if respond_to? :cursor_forward
  # very irritating when user pressed up arrow, commented off 2012-01-4  can be made optional
  bind_key(Ncurses::KEY_UP, 'previous row'){ ret = up;  } #get_window.ungetch(KEY_BTAB) if ret == :NO_PREVIOUS_ROW }
  # the next was irritating if user wanted to add a row ! 2011-10-10 
  #bind_key(Ncurses::KEY_DOWN){ ret = down ; get_window.ungetch(KEY_TAB) if ret == :NO_NEXT_ROW }
  bind_key(Ncurses::KEY_DOWN, 'next row'){ ret = down ; }

  # this allows us to set on a component basis, or global basis
  # Motivation was mainly for textarea which needs emacs keys
  kmap = @key_map || $key_map || :both
  if kmap == :emacs || kmap == :both
    bind_key(?\C-v, 'scroll forward'){ scroll_forward }
    # clashes with M-v for toggle one key selection, i guess you can set it as you like
    bind_key(?\M-v, 'scroll backward'){ scroll_backward }
    bind_key(?\C-s, 'ask search'){ ask_search() }
    bind_key(?\C-n, 'next row'){ next_row() }
    bind_key(?\C-p, 'previous row'){ previous_row() }
    bind_key(?\M->, 'goto bottom'){ goto_bottom() }
    bind_key(?\M-<, 'goto top'){ goto_top() }
    bind_key([?\C-x, ?>], :scroll_right)
    bind_key([?\C-x, ?<], :scroll_left)
  end
  if kmap == :vim || kmap == :both
    # some of these will not have effect in textarea such as j k, gg and G, search
    bind_key(?j, 'next row'){ next_row() }
    bind_key(?k, 'previous row'){ previous_row() }
    ## added 2013-03-04 - 17:52 
    bind_key(?w, 'forward_word'){ forward_word }
    bind_key(?\C-d, 'scroll forward'){ scroll_forward() }
    bind_key(?\C-b, 'scroll backward'){ scroll_backward() }
    bind_key([?g,?g], 'goto start'){ goto_start } # mapping double keys like vim
    bind_key(?G, 'goto end'){ goto_bottom() }
    bind_key([?',?'], 'goto last position'){ goto_last_position } # vim , goto last row position (not column)

    bind_key(?/, :ask_search)
    bind_key(?n, :find_more)
    bind_key(?h, 'cursor backward'){ cursor_backward }  if respond_to? :cursor_backward
    bind_key(?l, 'cursor forward'){ cursor_forward } if respond_to? :cursor_forward
  end
  bind_key(?\C-a, 'start of line'){ cursor_bol } if respond_to? :cursor_bol
  bind_key(?\C-e, 'end of line'){ cursor_eol } if respond_to? :cursor_eol
  bind_key(?\M-l, :scroll_right)
  bind_key(?\M-h, :scroll_left)

  # save as and edit_external are only in textview and textarea
  # save_as can be given to list's also and tables
  # put them someplace so the code can be shared.
  bind_key([?\C-x, ?\C-s], :saveas)
  bind_key([?\C-x, ?e], :edit_external)
  
  # textview also uses space for scroll_forward
end