lib/command-view.coffee

   1 {View, TextEditorView} = require 'atom-space-pen-views'
   2
   3
   4 module.exports =
   5 class CommandView extends View
   6   @placeholders: [
   7     'sort -n'
   8     'tac'
   9     'sed \'s/^/\\/\\//g\''
  10     'grep foo'
  11     'tee ~/temp.txt'
  12   ]
  13
  14   @content: ->
  15     @div class: 'pipe-command', =>
  16       @subview 'commandLine', new TextEditorView(
  17         mini: true
  18         placeholderText: @samplePlaceholder()
  19       )
  20
  21   @samplePlaceholder: ->
  22     @placeholders[Math.floor(Math.random()*@placeholders.length)]
  23
  24   initialize: (history, callback) ->
  25     historyPos = history.length
  26     cur = ''
  27
  28     @on 'core:cancel core:close', =>
  29       callback(null)
  30       @detach()
  31     @on 'core:confirm', =>
  32       callback(@commandLine.getText())
  33       @detach()
  34     @commandLine.on 'keydown', (e) =>
  35       if history.length is 0 then return
  36
  37       switch e.keyCode
  38         when 38 # up
  39           unless historyPos <= 0
  40             historyPos--
  41             @commandLine.setText history[historyPos]
  42
  43         when 40 # down
  44           if historyPos >= history.length-1
  45             historyPos = history.length
  46             @commandLine.setText cur
  47           else
  48             historyPos++
  49             @commandLine.setText history[historyPos]
  50
  51         else
  52           if historyPos >= history.length
  53             cur = @commandLine.getText()
  54
  55     atom.workspace.addBottomPanel(item: this)
  56     @commandLine.focus()