How to set the time_picker options, make it contains two options:12:00 and 23:59.
Or, after I save the end_date,add 23 hours and 59 minutes;
after I set the deadline,add 12 hours.
Hi @xcchsm !
At the moment, the Gantt has no such functionality time_picker.
But you can change the DOM elements to have the options you want.
Use onLightbox event to do this.
https://docs.dhtmlx.com/gantt/api__gantt_onlightbox_event.html
Here is a sample, where you can see how it can be implemented :