Hide tree view when entering full screen mode

init.coffee

do () ->
  restoreTreeView = false

  hasTreeView = () ->
    return document.getElementsByClassName "tree-view"
      .length isnt 0

  atom.commands.onDidDispatch (e) ->
    if e.type is "window:toggle-full-screen"
      if atom.isFullScreen()
        if hasTreeView()
          atom.commands.dispatch \
            atom.views.getView(atom.workspace),
            'tree-view:toggle'
          restoreTreeView = true
      else
        if restoreTreeView and not hasTreeView()
          atom.commands.dispatch \
            atom.views.getView(atom.workspace),
            'tree-view:toggle'

    if e.type is "tree-view:toggle" or e.type is "tree-view:show"
      restoreTreeView = false