Questions Tagged how-to
How to implement Dynamic Data Loading in angular gantt chart
In my application I have very large number of dataset or tasks to be loaded(eg- 100000+ data), so that loading these much data initially is not a good a idea so i plan for dynamically loading on scro...
Client-Side JPEG Export for custom headers and custom Event content
We have an Angular implementation of DayPilot pro. We want to generate a custom PDF page and therefore take advantage of the JPEG Export. But the export doesn’t display our custom styles and componen...
Is it possible to have a sort of resource filter on the calendar?
Answered: You can start with the following tutorial which displays a resources calendar similar to yours (time on the vertical axis, resources/providers on the horizontal axis): JavaScript Resource Calendar Tu...
Is it possible to interface with a system that already has an established database?
Answered: Yes, you can use it with any database structure. You just need to supply the data to DayPilot components in the required structure. This can be done on the server side quite easily - you need to crea...
What version of PHP is required for your library?
Answered: The JavaScript version of DayPilot doesn’t include any server-side backend and you can use it with any version of PHP. The PHP tutorials at code.daypilot.org should run fine with PHP 5.3. If there is...
Setting up Start and End Date for Daypilot gantt chart
Answered: You can set the date range using startDate and days properties. If these properties are not specified, the Gantt chart will calculate the values automatically to include all tasks.
gantt chart end date issue
Answered: At this moment, the Gantt chart requires the exact date/time points when specifying the task end. For example, a task that ends on May 31, 2025 needs to use end: "2025-06-01T00:00:00". The Scheduler ...
Kanban Card Bar Color
Answered: The onBeforeCardRender event is now available in the latest sandbox build (2025.2.6497). You can change the bar color depending on the column like this: onBeforeCardRender: args => {
switch (arg...
DoubleClick instead of Click for editing
Answered: Yes, the Scheduler supports double click for events. It has to be enabled explicitly using the eventDoubleClickHandling property. It’s good to know that when the double click is enabled, it adds a de...
Html in the text property
Answered: The card content structure is fixed and it looks like this: <div class='kanban_default_card_header'>${name}</div>
<div class='kanban_default_card_body'>${html}</div> If you don’t need the header, yo...
Update a Kanban card
Answered: Example: onCardClick: async args => {
const form = [
{id: "name", name: "Name", type: "text"},
{id: "text", name: "Description", type: "textarea"}
];
const modal = aw...
Datepicker in corner : events vanish
Answered: I assume you are working with the JavaScript Scheduler: Date Picker in the Upper-Left Corner tutorial. 1. The SVG calendar icon is new and you need to use the latest version of daypilot.svg (you can ...
Kanban adding a delete button to ALL tasks that get rendered.
Answered: You can enable the built-in delete icon using the cardDeleteHandling property. The delete icon will be displayed in upper-right corner (when enabled).
Gantt chart group data end date issue
Answered: There are two group modes in the Gantt chart, and by default the component calculates the start and end from the group children. If you change the mode to "Manual", it will use the specified start an...
Milestone for scheduler
Answered: The Scheduler supports milestones are supported since version 2018.1.3203. It may be an issue of this particular release but I don’t see any serious bugs fixed in the release logs. You can follow the...
Scheduler column sorting
Answered: Unfortunately, the built-in column sorting feature is only available for the JavaScript version.
How to automatically moved to initial startdate and enddate of ganttchart
Answered: You can change the startDate and days properties as needed by calling the update() method: gantt.update({
startDate: "2025-05-01",
days: 31
});
how to hide complete percentage from gantt chart
Answered: You can hide the progress bar using the completeBarVisible property.
how to dynamically add color to each tasks
Answered: You can use the onBeforeEventRender event to set custom event color in the Scheduler. The color can be set either directly using args.data.backColor or via a CSS class (by setting args.data.cssClass)...
Add group line in PhpMyadmin
Answered: You have added it correctly - but it will only display the expand/collapse icon when you add some child resources. If you want to hide the additional columns for these empty groups, you can remove th...
Add onClick functionality in onBeforeRowHeaderRender or onBeforeRowHeaderDomAdd
Answered: This seems to be a problem of some of the older releases. The latest version (2025.2.6442) should work fine with args.target = "Text";. Could you please give it a try? Please let me know if the probl...
Hide non business hours from scheduler
Answered: Yes, this can be done by hiding selected time columns using the onIncludeTimeCell event handler or by defining the timeline manually.
Events displayed only on 30 minute boundaries?
Answered: At this moment, the Lite version of the Calendar only displays events this way - the start and end times are aligned with the grid cells and the real duration is highlighted using the duration bar. H...
Issue with Hiding Non-Business Hours Spanning Two Days in DayPilot Scheduler
Answered: The onIncludeTimeCell logic should look like this (it works for two days and scale="Hours"): onIncludeTimeCell: (args) => {
const businessStart = 21; // 9 PM (21:00)
const businessEnd = 6; ...
Guest calendar
Answered: Please take a look at this tutorial: JavaScript Calendar in Read-Only Mode (Open-Source)
How to drag events to queue on iPad, currently it does not trigger events
How to drag events to queue on iPad, currently it does not trigger events
on gantt row expand
Answered: Since version 2025.1.5435, it is possible to handle these actions using these new events: onRowCollapse onRowExpand
change the Gantt link shape
Answered: Yes, you can use the same property (linkShape) in the Gantt Chart.
Is it possible to add custom html and css to the daypilot gantt?
Answered: You can use the onBeforeTaskRender event handler to customize the task boxes. This event will let you set custom color easily. {
onBeforeTaskRender: (args) => {
args.data.box.backColor = "#cc...
Questions 1-30 of 3050
Next