DayPilotonBeforeGridLineRender on DayPilot.Gantt
Answered: Hi Leo, This event handler is now available in the Gantt chart as well (in the latest sandbox build , 2026.2.6926).
Active Questions
args.alt, args.control, args.meta on drag events
Answered: Hi Leo, This is now added in the latest release ( 2026.2.6914 ). In addition to the event handlers, you can also get the current modifier key status using DayPilot.Calendar.getCoords() and DayPilot.S...
Daypilot Month - Loading Label acting odd
Hi, Monthly calendar set in “weeks” mode. I have custom left/right navigation which calls _Command in the code-behind. Navigation is working fine but although I have turned the Loading Label on in th...
Infinite scrolling issue, Chrome on Mac
Answered: Hi Leo, There is a problem with the overlay (non-persistent) scrollbar: it is not possible to detect its actual height. So the Scheduler uses a guess value (which is now 14 pixels). If it doesn’t mat...
Critical regression: Infinite scrolling jumps
Answered: The overlay scrollbar fallback is applied only to selected browsers (Firefox everywhere and Webkit on Mac). In Webkit-based browsers you can force a fixed scrollbar (as described here ) to solve this...
[Calendar] onEventResize returns incorrect args.newStart with heightSpec="BusinessHoursNoScroll" since v4.2.1
Answered: Thanks for reporting the issue. It should be fixed now in the latest sandbox build (2026.2.815).
Daypilot Month asp.net TimeRangeRightClickHandling and SelectedHandling co-existence?
Hi, OK, trying to incorporate both TimeRangeRightClickHandling (ContextMenu) and TimeRangeSelectedHandling (JavaScript)…hoping to have both a “click to enter…” type of function and still be able to u...
DayPilot.Scheduler.onEventMoved - no way to check for original even dates
Answered: Hi Leo, For this purpose, there are two events for each action, e.g. onEventMove and onEventMoved . In onEventMove , the args.e object is the original DayPilot.Event object and the new position is av...
args.alt
Answered: Hi Leo, This should be fixed now in the latest sandbox build (2026.2.6905).
Cannot set properties of null (setting 'innerHTML') on disposed instance
Answered: This should be fixed now in the latest sandbox build (2026.2.6904).
DayPilot.Calendar.getCoords() sometimes contains wrong information
Answered: The getCoords() method returns the position in the grid. If you are not in the grid anymore, it returns the last position. So when the mouse is over all-day events, it doesn’t have a useful value.
Scheduler "Manual" scale with empty/undefined timeline error
Answered: This was an unintended side effect and the behavior is now reverted in the latest release ( 2026.2.6899 ). Please let me know if the problem persists.
events.findAll() in DayPilot.Calendar
Answered: Hi Leo, It’s now available in the latest sandbox build (2026.1.6887).
Gantt: Add "padding" days
Answered: Hi Leo, It’s now available as paddingDays in the latest sandbox build (2026.1.6886);
daypilot-lite-angular-5.4.1 | Missing namespace implementation Http
Answered: In the latest release, these interfaces were not marked as exported and they got stripped out of the Angular package during build time. It should be fixed now in the latest sandbox build. The fix wil...
Restrict event drag-and-drop to a specific time window per event
Answered: Hi Iliah, You can use the onEventMoving event handler to provide real-time feedback during drag and drop (see also event moving customization ).
Ability to hide specific dates
Answered: Please take a look at the following docs page: Hiding Time Columns Just note that this feature is only available in the Pro version.
gantt daypilot angular link dots not visible if the task viewport is not initially visible
Answered: With autoScroll enabled, you should be able to scroll automatically to the target task while creating a link by dragging.
Gantt chart Link connecting Issue in angular
My problem is, In Angular Gantt Chart, a task(Task C) is not initially in my viewport and I try to link a Task( Task A - is initially in my viewport) to Task C by dragging at that time link connectin...
scheduler reload requirements
Answered: The Scheduler doesn’t require any special treatment and it behaves like a standard ASP.NET control. In this case, it refreshes when it receives a PostBack request. I would probably focus on the close...