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Next/Previous Navigation (JavaScript Scheduler) | DayPilot Pro for JavaScript Demo

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DayPilot JavaScript Demo

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Description

Read more about next/previous buttons [doc.daypilot.org].

• Canonical HTML: /demo/scheduler/nextprevious.html
• Markdown companion: /demo/scheduler/nextprevious.md
• Folder: /demo/scheduler/
• Root: /demo/
• Catalog: /demo/llms.txt

Inline demo script 1

const dp = new DayPilot.Scheduler("dp", {
            startDate: DayPilot.Date.today().firstDayOfMonth(),
            cellGroupBy: "Month",
            days: DayPilot.Date.today().daysInMonth(),
            scale: "Day",
            cellWidthSpec: "Auto",
            timeHeaders: [
                {groupBy: "Month"},
                {groupBy: "Day", format: "d"}
            ],
            resources: [
                {name: "Room A", id: "A"},
                {name: "Room B", id: "B"},
                {name: "Room C", id: "C"},
                {name: "Room D", id: "D"},
                {name: "Room E", id: "E"},
                {name: "Room F", id: "F"},
            ],
            onTimeRangeSelected: async args => {
                const modal = await DayPilot.Modal.prompt("New event name:", "Event");
                const name = modal.result;
                dp.clearSelection();
                if (!name) return;
                dp.events.add({
                    start: args.start,
                    end: args.end,
                    id: DayPilot.guid(),
                    resource: args.resource,
                    text: "Event"
                });
                dp.message("Created");
            }
        });
        dp.init();


        const app = {
            elements: {
                previous: document.getElementById("previous"),
                today: document.getElementById("today"),
                next: document.getElementById("next")
            },
            addEventHandlers() {
                app.elements.previous.addEventListener("click", (e) => {
                    e.preventDefault();
                    app.changeDate(dp.startDate.addMonths(-1));
                });
                app.elements.today.addEventListener("click", (e) => {
                    e.preventDefault();
                    app.changeDate(DayPilot.Date.today());
                });
                app.elements.next.addEventListener("click", (e) => {
                    e.preventDefault();
                    app.changeDate(dp.startDate.addMonths(1));
                });

            },
            changeDate(date) {
                const startDate = date.firstDayOfMonth();
                const days = startDate.daysInMonth();
                const events = [/* ... */]; // provide event data for the new date range
                dp.update({
                    startDate,
                    days,
                    events
                });
            },
            init() {
                app.addEventHandlers();
            }
        };
        app.init();