Ext version tested:
  • Ext 4.2.1 rev 883
  • Ext 4.2.0
Browser versions tested against:
  • IE 8, 9
  • Firefox 21 (firebug 1.11.4)
  • Chrome 29.0.1547.76 m
DOCTYPE tested against:
  • HTML5
  • When a Grid is collapsible, is inside a Box layout and is initially rendered collapsed, the Grid can no longer be expanded by the user.
Steps to reproduce the problem:
  • Make a Grid collapsible
  • Place it inside an Box layout
  • Set collapsed to true
  • Give it a flex value
The result that was expected:
  • A collapsed Grid, that can be expanded.
The result that occurs instead:
  • A collapsed Grid, that can't be expanded.
Test Case:

See fiddle:


Screenshot or Video:
  • See fiddle
Debugging already done:
  • Just trying to understand the layouting, nothing that would help here
Possible fix:
  • None
Additional CSS used:
  • only default ext-all.css
Operating System:
  • Windows 7