blank package

lib/ex-mode-view.coffee

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+module.exports =
+class ExModeView
+  constructor: (serializeState) ->
+    # Create root element
+    @element = document.createElement('div')
+    @element.classList.add('ex-mode')
+
+    # Create message element
+    message = document.createElement('div')
+    message.textContent = "The ExMode package is Alive! It's ALIVE!"
+    message.classList.add('message')
+    @element.appendChild(message)
+
+  # Returns an object that can be retrieved when package is activated
+  serialize: ->
+
+  # Tear down any state and detach
+  destroy: ->
+    @element.remove()
+
+  getElement: ->
+    @element

lib/ex-mode.coffee

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+ExModeView = require './ex-mode-view'
+{CompositeDisposable} = require 'atom'
+
+module.exports = ExMode =
+  exModeView: null
+  modalPanel: null
+  subscriptions: null
+
+  activate: (state) ->
+    @exModeView = new ExModeView(state.exModeViewState)
+    @modalPanel = atom.workspace.addModalPanel(item: @exModeView.getElement(), visible: false)
+
+    # Events subscribed to in atom's system can be easily cleaned up with a CompositeDisposable
+    @subscriptions = new CompositeDisposable
+
+    # Register command that toggles this view
+    @subscriptions.add atom.commands.add 'atom-workspace', 'ex-mode:toggle': => @toggle()
+
+  deactivate: ->
+    @modalPanel.destroy()
+    @subscriptions.dispose()
+    @exModeView.destroy()
+
+  serialize: ->
+    exModeViewState: @exModeView.serialize()
+
+  toggle: ->
+    console.log 'ExMode was toggled!'
+
+    if @modalPanel.isVisible()
+      @modalPanel.hide()
+    else
+      @modalPanel.show()