Straight to the answers:
1) To select all rows on all grid pages, use the approach outlined in this article:
Additionally, I should let you know that implementing the above approach might lead to slow grid performance.
2) If you want to edit dates with the DatePicker widget, simply set the type of the field
in the schema.model
to "date". For example:
If this is not the case, please elaborate on the scenario.
I look forward to hearing from you.