SublimeText2 macro and key binding for quickly wrapping text at 80 columns

*.sublime-keymap

/**
 * Sample key binding (emacs users will hate it, but they're probably not using SublimeText2)
 *
 */
[
    { "keys": ["ctrl+w"], "command": "run_macro_file", "args": {"file": "Packages/User/Quick Wrap.sublime-macro"}}
]

Quick Wrap.sublime-macro

/**
 * Store this file in ~/Library/Application\ Support/Sublime\ Text\ 2/Packages/User/Quick\ Wrap.sublime-macro
 *
 */
[
    { "command": "toggle_setting", "args": { "setting": "word_wrap" }},
    { "command": "set_setting", "args": {"setting": "wrap_width", "value": 80 }}
]