Adjust printer parameters during print.

[UnchartedBull]

This, currently, will be done after the v2 release. If you want it earlier like this issue. The release might take a little longer than, though...

[mikekscholz]

Here is how I do it inside of the main octoprint interface and the attached picture is how my touchui interface comes out. Not sure if this is helpful to you or not, but if it is go ahead and use it.
[from my config.yaml]

controls:
- children:
  - children:
    - command: M851
      confirm: null
      name: Get
    - command: M500
      confirm: null
      name: Save
    layout: horizontal
  - default: 'Current Z Offset: ???'
    regex: 'echo:Probe Z Offset: ([0-9.-]+)'
    template: 'Current Z Offset: {0}mm'
  - children:
    - command: M290 Z0.02
      confirm: null
      name: Babystep Up
    - command: M290 Z-0.02
      confirm: null
      name: Babystep Down
    - command: M290 Z0.01
      confirm: null
      name: Microstep Up
    - command: M290 Z-0.01
      confirm: null
      name: Microstep Down
    layout: horizontal
  layout: vertical
  name: Z Probe Offset