oh-my-zsh/lib/key-bindings.zsh

# http://zsh.sourceforge.net/Doc/Release/Zsh-Line-Editor.html
# http://zsh.sourceforge.net/Doc/Release/Zsh-Line-Editor.html#Zle-Builtins
# http://zsh.sourceforge.net/Doc/Release/Zsh-Line-Editor.html#Standard-Widgets

# Make sure that the terminal is in application mode when zle is active, since
# only then values from $terminfo are valid
if (( ${+terminfo[smkx]} )) && (( ${+terminfo[rmkx]} )); then
  function zle-line-init() {
    echoti smkx
  }
  function zle-line-finish() {
    echoti rmkx
  }
  zle -N zle-line-init
  zle -N zle-line-finish
fi

bindkey -e                                            # Use emacs key bindings

bindkey '\ew' kill-region                             # [Esc-w] - Kill from the cursor to the mark
bindkey -s '\el' 'ls\n'                               # [Esc-l] - run command: ls
bindkey '^r' history-incremental-search-backward      # [Ctrl-r] - Search backward incrementally for a specified string. The string may begin with ^ to anchor the search to the beginning of the line.
if [[ "${terminfo[kpp]}" != "" ]]; then
  bindkey "${terminfo[kpp]}" up-line-or-history       # [PageUp] - Up a line of history
fi
if [[ "${terminfo[knp]}" != "" ]]; then
  bindkey "${terminfo[knp]}" down-line-or-history     # [PageDown] - Down a line of history
fi

if [[ "${terminfo[kcuu1]}" != "" ]]; then
  bindkey "${terminfo[kcuu1]}" up-line-or-search      # start typing + [Up-Arrow] - fuzzy find history forward
fi
if [[ "${terminfo[kcud1]}" != "" ]]; then
  bindkey "${terminfo[kcud1]}" down-line-or-search    # start typing + [Down-Arrow] - fuzzy find history backward
fi

if [[ "${terminfo[khome]}" != "" ]]; then
  bindkey "${terminfo[khome]}" beginning-of-line      # [Home] - Go to beginning of line
fi
if [[ "${terminfo[kend]}" != "" ]]; then
  bindkey "${terminfo[kend]}"  end-of-line            # [End] - Go to end of line
fi

bindkey ' ' magic-space                               # [Space] - do history expansion

bindkey '^[[1;5C' forward-word                        # [Ctrl-RightArrow] - move forward one word
bindkey '^[[1;5D' backward-word                       # [Ctrl-LeftArrow] - move backward one word

if [[ "${terminfo[kcbt]}" != "" ]]; then
  bindkey "${terminfo[kcbt]}" reverse-menu-complete   # [Shift-Tab] - move through the completion menu backwards
fi

bindkey '^?' backward-delete-char                     # [Backspace] - delete backward
if [[ "${terminfo[kdch1]}" != "" ]]; then
  bindkey "${terminfo[kdch1]}" delete-char            # [Delete] - delete forward
else
  bindkey "^[[3~" delete-char
  bindkey "^[3;5~" delete-char
  bindkey "\e[3~" delete-char
fi

# Edit the current command line in $EDITOR
autoload -U edit-command-line
zle -N edit-command-line
bindkey '\C-x\C-e' edit-command-line

# consider emacs keybindings:

#bindkey -e  ## emacs key bindings
#
#bindkey '^[[A' up-line-or-search
#bindkey '^[[B' down-line-or-search
#bindkey '^[^[[C' emacs-forward-word
#bindkey '^[^[[D' emacs-backward-word
#
#bindkey -s '^X^Z' '%-^M'
#bindkey '^[e' expand-cmd-path
#bindkey '^[^I' reverse-menu-complete
#bindkey '^X^N' accept-and-infer-next-history
#bindkey '^W' kill-region
#bindkey '^I' complete-word
## Fix weird sequence that rxvt produces
#bindkey -s '^[[Z' '\t'
#