windowsforms-devexpress-dot-xtrascheduler-dot-microsoft365calendar-dot-dxoutlook365sync-910f69e0.md
Allows you to resolve a merge conflict.
Namespace : DevExpress.XtraScheduler.Microsoft365Calendar
Assembly : DevExpress.XtraScheduler.v25.2.Microsoft365Calendar.dll
NuGet Package : DevExpress.Scheduler.Core.Desktop.Microsoft365Calendar
public event EventHandler<Outlook365CalendarMergeEventArgs> MergeConflictResolve
Public Event MergeConflictResolve As EventHandler(Of Outlook365CalendarMergeEventArgs)
The MergeConflictResolve event's data class is Outlook365CalendarMergeEventArgs. The following properties provide information specific to this event:
| Property | Description |
|---|---|
| ActionType | Gets or sets a merge action. |
| Handled | Gets or sets a value that specifies whether a merge operation was handled and no default processing is required. |
| IsMergeConflict | Gets a value that indicates whether a merge conflict was detected. |
| OutlookEvent | Gets a source event in a user calendar or the default calendar in Outlook365. |
| SchedulerAppointment | Gets a source appointment. |
| TargetOutlookEvent | Gets or sets the target Outlook 365 event. |
| TargetSchedulerAppointment | Gets or sets the target appointment. |
The event data class exposes the following methods:
| Method | Description |
|---|---|
| ConvertAppointmentToEvent(Appointment) | Converts the specified appointment to an Outlook 365 event. |
| ConvertEventToAppointment(Event, String, Boolean) | Converts the specified Outlook 365 event to an appointment. |
The DXOutlook365Sync component raises the MergeConflictResolve event when a merge conflict occurs and allows you to resolve the conflict.
Use the e.ActionType property to specify a merge action.
The e.OutlookEvent and e.SchedulerAppointment properties specify the Outlook 365 event and Scheduler appointment being compared.
using DevExpress.XtraScheduler.Microsoft365Calendar;
dxOutlook365Sync1.MergeConflictResolve += DxOutlook365Sync1_MergeConflictResolve;
private void DxOutlook365Sync1_MergeConflictResolve(object sender, Outlook365CalendarMergeEventArgs e) {
DateTime appointmentLastModified = e.SchedulerAppointment.GetSchedulerChangedUTC().Value;
DateTime eventLastModified = e.OutlookEvent.LastModifiedDateTime.Value.UtcDateTime;
e.ActionType = appointmentLastModified > eventLastModified ? MergeActionType.InsertOrUpdateEvent : MergeActionType.InsertOrUpdateAppointment;
}
Imports DevExpress.XtraScheduler.Microsoft365Calendar
Private dxOutlook365Sync1.MergeConflictResolve += AddressOf DxOutlook365Sync1_MergeConflictResolve
Private Sub DxOutlook365Sync1_MergeConflictResolve(ByVal sender As Object, ByVal e As Outlook365CalendarMergeEventArgs)
Dim appointmentLastModified As Date = e.SchedulerAppointment.GetSchedulerChangedUTC().Value
Dim eventLastModified As Date = e.OutlookEvent.LastModifiedDateTime.Value.UtcDateTime
e.ActionType = If(appointmentLastModified > eventLastModified, MergeActionType.InsertOrUpdateEvent, MergeActionType.InsertOrUpdateAppointment)
End Sub
The following code snippet (auto-collected from DevExpress Examples) contains a reference to the MergeConflictResolve event.
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.
winforms-scheduler-synchronize-appointments-with-outlook-365/CS/DXOutlook365Sync/Form1.cs#L24
dxOutlook365Sync1.MergeSingleItem += DxOutlook365Sync1_MergeSingleItem;
dxOutlook365Sync1.MergeConflictResolve += DxOutlook365Sync1_MergeConflictResolve;
}
winforms-scheduler-synchronize-appointments-with-outlook-365/VB/DXOutlook365Sync/Form1.vb#L25
AddHandler dxOutlook365Sync1.MergeSingleItem, AddressOf DxOutlook365Sync1_MergeSingleItem
AddHandler dxOutlook365Sync1.MergeConflictResolve, AddressOf DxOutlook365Sync1_MergeConflictResolve
End Sub
See Also