Can be useful. Custom component for uploading files in Sencha Touch apps without page refresh.

Source and demo app on GitHub: https://github.com/kostysh/File-uplo...r-Sencha-Touch

Features:
  • File uploading without page refresh
  • Autoupload onchange
  • Custom styling (same to Ext.Button component styling)
  • File name as button badge
  • Android (4.0 up) browser support as regular
  • Google Chrome for desktop and mobile
  • iOS Safari browser support from version 6.0 (not tested on mobile)
Known issues:
  • Strange behavior of Google Chrome mobile (page reload after image selected)
  • Android browser for ICS crashes while large images loading (on the response phase with returnBase64: true)