<Window xmlns:syncfusion="http://schemas.syncfusion.com/wpf">
    <syncfusion:SfScheduler x:Name="Schedule" 
                            ViewType="Week"
                            FirstDayOfWeek="Sunday" />
</Window>

using Syncfusion.UI.Xaml.Scheduler;

public MainWindow()
{
    InitializeComponent();
    
    // Create appointment collection
    var appointments = new ScheduleAppointmentCollection();
    
    // Add sample appointment
    appointments.Add(new ScheduleAppointment
    {
        StartTime = DateTime.Now.Date.AddHours(10),
        EndTime = DateTime.Now.Date.AddHours(12),
        Subject = "Client Meeting",
        Location = "Conference Room A",
        Notes = "Discuss project timeline",
        AppointmentBackground = Brushes.LightBlue
    });
    
    Schedule.ItemsSource = appointments;
}

// Custom business object
public class Meeting : INotifyPropertyChanged
{
    public string EventName { get; set; }
    public DateTime From { get; set; }
    public DateTime To { get; set; }
    public Brush Color { get; set; }
    public bool IsAllDay { get; set; }
}

// ViewModel
public class SchedulerViewModel
{
    public ObservableCollection<Meeting> Events { get; set; }
    
    public SchedulerViewModel()
    {
        Events = new ObservableCollection<Meeting>
        {
            new Meeting
            {
                EventName = "Team Standup",
                From = DateTime.Now.Date.AddHours(9),
                To = DateTime.Now.Date.AddHours(9.5),
                Color = Brushes.Green,
                IsAllDay = false
            }
        };
    }
}

<syncfusion:SfScheduler x:Name="Schedule" 
                        ViewType="Week"
                        ItemsSource="{Binding Events}">
    <syncfusion:SfScheduler.AppointmentMapping>
        <syncfusion:AppointmentMapping
            Subject="EventName"
            StartTime="From"
            EndTime="To"
            AppointmentBackground="Color"
            IsAllDay="IsAllDay" />
    </syncfusion:SfScheduler.AppointmentMapping>
</syncfusion:SfScheduler>

var recurringMeeting = new ScheduleAppointment
{
    StartTime = new DateTime(2026, 3, 24, 14, 0, 0), // Monday 2PM
    EndTime = new DateTime(2026, 3, 24, 15, 0, 0),
    Subject = "Weekly Status Meeting",
    // Recur every Monday for 12 weeks
    RecurrenceRule = "FREQ=WEEKLY;BYDAY=MO;COUNT=12",
    AppointmentBackground = Brushes.Orange
};

// Add resources
Schedule.ResourceCollection = new ObservableCollection<SchedulerResource>
{
    new SchedulerResource { Id = "1001", Name = "Dr. Smith", Background = Brushes.Blue },
    new SchedulerResource { Id = "1002", Name = "Dr. Jones", Background = Brushes.Green }
};

Schedule.ResourceGroupType = ResourceGroupType.Resource;

// Assign appointment to resource
var appointment = new ScheduleAppointment
{
    StartTime = DateTime.Now.AddHours(2),
    EndTime = DateTime.Now.AddHours(3),
    Subject = "Patient Consultation",
    ResourceIdCollection = new ObservableCollection<object> { "1001" }
};

var globalMeeting = new ScheduleAppointment
{
    StartTime = new DateTime(2026, 3, 25, 10, 0, 0),
    EndTime = new DateTime(2026, 3, 25, 11, 0, 0),
    Subject = "Global Team Sync",
    StartTimeZone = "Pacific Standard Time",
    EndTimeZone = "Pacific Standard Time"
};

// Scheduler displays in local timezone automatically
Schedule.TimeZone = TimeZoneInfo.Local.Id;