private bool SchedulerCanStartDrag(SchedulerControl source, MouseButtonEventArgs e, ref object dragData)
{
ISchedulerHitInfo hitInfo = SchedulerHitInfo.CreateSchedulerHitInfo(source, e.GetPosition(source));
VisualAppointmentViewInfo vavi = hitInfo.ViewInfo as VisualAppointmentViewInfo;
if (vavi != null)
{
dragData = AppointmentToScheduleTask(((IAppointmentView)vavi).Appointment);
return(dragData != null);
}
return(false);
}
void CurrentScheduler_PreviewMouseDown(object sender, System.Windows.Input.MouseButtonEventArgs e)
{
downHitInfo = null;
downHitPoint = Point.Empty;
System.Windows.Point eventPoint = e.GetPosition(CurrentScheduler);
ISchedulerHitInfo hitInfo = SchedulerHitInfo.CreateSchedulerHitInfo(CurrentScheduler, eventPoint);
if (hitInfo.HitTest == DevExpress.XtraScheduler.Drawing.SchedulerHitTest.ResourceHeader)
{
downHitInfo = hitInfo;
downHitPoint = new Point((int)eventPoint.X, (int)eventPoint.Y);
e.Handled = true;
}
}
public void scheduler_Drop(object sender, DragAndDropEventArgs e)
{
ISchedulerHitInfo hitInfo = SchedulerHitInfo.CreateSchedulerHitInfo(schedulerControl1, e.Location);
VisualSelectableIntervalViewInfo vsivi = hitInfo.ViewInfo as VisualSelectableIntervalViewInfo;
if (vsivi != null)
{
IList dragData = (IList)e.DragData;
for (int i = 0; i < dragData.Count; i++)
{
((IList)gridControl1.ItemsSource).Remove(dragData[i]);
Appointment apt = ScheduleTaskToAppointment(dragData[i] as ScheduleTask);
apt.Start = vsivi.Interval.Start;
schedulerControl1.Storage.AppointmentStorage.Add(apt);
}
}
}
void CurrentScheduler_Drop(object sender, System.Windows.DragEventArgs e)
{
if (downHitInfo == null)
{
return;
}
ISchedulerHitInfo dropHitInfo = SchedulerHitInfo.CreateSchedulerHitInfo(CurrentScheduler, e.GetPosition(CurrentScheduler));
if (dropHitInfo.HitTest == DevExpress.XtraScheduler.Drawing.SchedulerHitTest.ResourceHeader)
{
Resource targetResource = dropHitInfo.ViewInfo.Resource;
Resource sourceResource = downHitInfo.ViewInfo.Resource;
if (targetResource != sourceResource)
{
int sourceResourceSortOrder = Convert.ToInt32(sourceResource.CustomFields[CustomFieldName]);
sourceResource.CustomFields[CustomFieldName] = targetResource.CustomFields[CustomFieldName];
targetResource.CustomFields[CustomFieldName] = sourceResourceSortOrder;
ApplySorting();
}
}
}
