DateTimeRange Struct

Time interval which provides extended operations such as Union and Intersect.

Namespace: DevExpress.Mvvm

Assembly: DevExpress.Mvvm.v18.1.dll

Declaration

C#

[TypeConverter(typeof(DateTimeRangeTypeConverter))]
public struct DateTimeRange

VB.NET

<TypeConverter(GetType(DateTimeRangeTypeConverter))>
Public Structure DateTimeRange

Related API Members

The following members accept/return DateTimeRange objects:

Show 19 links

Library	Related API Members
Cross-Platform Class Library	DateTimeRange.Empty
	DateTimeRange.Intersect(DateTimeRange)
	DateTimeRange.Intersect(DateTimeRange, DateTimeRange)
	DateTimeRange.Today
	DateTimeRange.Union(DateTimeRange)
	DateTimeRange.Union(DateTimeRange, DateTimeRange)
WPF Controls	AppointmentItemDragDropEventArgs.HitInterval
	AppointmentItemResizeEventArgs.HitInterval
	AppointmentItemsValidationEventArgs.DateTimeRange
	CellViewModel.Interval
	CustomWorkTimeEventArgs.Interval
	DayViewBase.RoundSelectedInterval(DateTimeRange)
	MonthView.RoundSelectedInterval(DateTimeRange)
	SchedulerControl.LimitInterval
	SchedulerControl.SelectedInterval
	SchedulerPrintAdapter.DateTimeRange
	TimelineView.RoundSelectedInterval(DateTimeRange)
	ViewBase.RoundSelectedInterval(DateTimeRange)
	WorkTimeValidationEventArgs.DateTimeRange

Remarks

The DateTimeRange class is used to represent a specific datetime range within the SchedulerControl.

The DateTimeRange properties and methods allow you to define (DateTimeRange) and manipulate (DateTimeRange.Intersect, DateTimeRange.Union) the datetime range.

Related GitHub Examples

The following code snippets (auto-collected from DevExpress Examples) contain references to the DateTimeRange struct.

Note

The algorithm used to collect these code examples remains a work in progress. Accordingly, the links and snippets below may produce inaccurate results. If you encounter an issue with code examples below, please use the feedback form on this page to report the issue.

C#

how-to-color-time-cells-partially-t590114/CS/SchedulerCellTemplate/MainWindow.xaml.cs#L159

if (ViewModel.IsSelected) return;
DateTimeRange range = ViewModel.Interval;
TimeSpanRange lunchTime = GetLunchTime();

how-to-customize-time-scales-in-the-timeline-view-t591091/CS/WpfSchedulerTimelineScalesTemplate/TeamData.cs#L217

List<Tuple<string, DateTime>> commonList = new List<Tuple<string, DateTime>>();
DateTimeRange interval = new DateTimeRange(start.AddDays(-7), start.AddDays(21));
IEnumerable<string> subjects = list.Select(x => x.Item1);

how-to-hide-non-working-days-in-the-day-view-using-custom-commands-and-key-handlers-t608137/CS/NavigateCommandExample/ViewModel/MainViewModel.cs#L82

{
    DateTimeRange selection = scheduler.SelectedInterval;
    startDate = CorrectDate(startDate, forward);

how-to-print-the-scheduler-using-scheduler-reporting-t581109/CS/PrintingExample/MyPrintHelper.cs#L15

XtraSchedulerReport1 report = new XtraSchedulerReport1();
DateTimeRange dateTimeRange = scheduler.VisibleIntervals[0];
scheduler.SchedulerPrintAdapter.DateTimeRange = dateTimeRange;

how-to-set-end-user-restrictions-t565891/CS/WpfApplication1/MainWindow.xaml.cs#L21

//Retrieve the selected interval:
DateTimeRange selectedIntervalRange = schedulerControl1.SelectedInterval;
TimeInterval selectedInterval = new TimeInterval(selectedIntervalRange.Start, selectedIntervalRange.End);

VB.NET

how-to-color-time-cells-partially-t590114/VB/SchedulerCellTemplate/MainWindow.xaml.vb#L203

End If
Dim range As DateTimeRange = ViewModel.Interval
Dim lunchTime As TimeSpanRange = GetLunchTime()

how-to-customize-time-scales-in-the-timeline-view-t591091/VB/WpfSchedulerTimelineScalesTemplate/TeamData.vb#L327

Dim commonList As New List(Of Tuple(Of String, Date))()
Dim interval As New DateTimeRange(start.AddDays(-7), start.AddDays(21))
Dim subjects As IEnumerable(Of String) = list.Select(Function(x) x.Item1)

how-to-hide-non-working-days-in-the-day-view-using-custom-commands-and-key-handlers-t608137/VB/NavigateCommandExample/ViewModel/MainViewModel.vb#L73

If myView IsNot Nothing Then
    Dim selection As DateTimeRange = scheduler.SelectedInterval
    startDate = CorrectDate(startDate, forward)

how-to-print-the-scheduler-using-scheduler-reporting-t581109/VB/PrintingExample/MyPrintHelper.vb#L19

Dim report As New XtraSchedulerReport1()
Dim dateTimeRange As DateTimeRange = scheduler.VisibleIntervals(0)
scheduler.SchedulerPrintAdapter.DateTimeRange = dateTimeRange

how-to-set-end-user-restrictions-t565891/VB/WpfApplication1/MainWindow.xaml.vb#L19

'Retrieve the selected interval:
Dim selectedIntervalRange As DateTimeRange = schedulerControl1.SelectedInterval
Dim selectedInterval As New TimeInterval(selectedIntervalRange.Start, selectedIntervalRange.End)