Thanks to @JonL and @ben I managed to achieve the result I was looking for.
The biggest part of this is adding a piece of code inside /public/dmxAppConnect/dmxCalendar/dmxCalendar.js
Find the following
onEventRender: function (e) { var t = new dmx.DataScope({ event: this.getEventProps(e.event) }, this); e.event.source && e.event.source.internalEventSource.extendedProps && e.event.source.internalEventSource.extendedProps.bs4Tooltip ? $(e.el).tooltip({ placement: dmx.parse(e.event.source.internalEventSource.extendedProps.bs4TooltipPlacement, t) || "top", title: dmx.parse(e.event.source.internalEventSource.extendedProps.bs4TooltipTitle, t) || "" }) : this.props["bs4-tooltip"] && $(e.el).tooltip({ placement: dmx.parse(this.props["bs4-tooltip-placement"], t) || "top", title: dmx.parse(this.props["bs4-tooltip-title"], t) || "" }) }
And change to
onEventRender: function (e) { e.el.querySelector('.fc-title').innerHTML = "<i>" + e.event.title + "</i>"; var t = new dmx.DataScope({ event: this.getEventProps(e.event) }, this); e.event.source && e.event.source.internalEventSource.extendedProps && e.event.source.internalEventSource.extendedProps.bs4Tooltip ? $(e.el).tooltip({ placement: dmx.parse(e.event.source.internalEventSource.extendedProps.bs4TooltipPlacement, t) || "top", title: dmx.parse(e.event.source.internalEventSource.extendedProps.bs4TooltipTitle, t) || "" }) : this.props["bs4-tooltip"] && $(e.el).tooltip({ placement: dmx.parse(this.props["bs4-tooltip-placement"], t) || "top", title: dmx.parse(this.props["bs4-tooltip-title"], t) || "" }) }
Now you can add HTML inside the
event-title="'Main Title <br><span class="badge badge-warning">50</span> '+dynamic_data"
attribute, and it will render your html tags instead of just stripping them all.
Please note, this is a hacky workaround for a specific goal, and when Wappler updates the dmxCalendar.js
file, your changes will be lost, so it is really not an ideal thing to do, but it does work if you really need it to such as in my case.
Maybe if this solution is not too terrible @patrick may add it as an option.