private static void OnRowDeletedEvent(RowChangedEventArgs obj)
{
if (_lastEdit != obj.Guid)
{
//cancel with dialog
// Note - feature edits on Hosted and Standard Feature Services cannot be cancelled.
obj.CancelEdit("Delete Event\nAre you sure", true);
_lastEdit = obj.Guid;
}
}
private void RowEventHandler(RowChangedEventArgs rc)
{
using (var table = rc.Row.GetTable())
{
RecordEvent(rc, table);
//validate flag is set
//Note, we are validating deletes as well...if that makes sense ;-)
//if not, change the sample to check the rc.EditType for
//EditType.Delete and skip...
if (_validate)
{
//You can use 'rc.Row.HasValueChanged(fieldIndex)` to determine if
//a value you need to validate has changed
//
//call your validation method as needed...
//our validate method is a placeholder
if (!ValidateTheRow(rc.Row))
{
//if your validation fails take the appropriate action..
//we cancel the edit in this example
AddEntry($"*** {_validateMsg}");
rc.CancelEdit(_validateMsg);
AddEntry("*** edit cancelled");
AddEntry("---------------------------------");
return;
}
AddEntry("*** row validated");
}
//Cancel flag is set. If you have _failvalidate checked you won't
//get here - validation will have failed and canceled the edit
if (_cancelEdit)
{
//cancel the edit
rc.CancelEdit($"{rc.EditType} for {table.GetName()} cancelled");
AddEntry("*** edit cancelled");
AddEntry("---------------------------------");
}
}
}
protected void OnRowDeleted(RowChangedEventArgs args)
{
var row = args.Row;
// cancel the delete if the feature is in Police District 5
var fldIdx = row.FindField("POLICE_DISTRICT");
if (fldIdx != -1)
{
var value = row[fldIdx].ToString();
if (value == "5")
{
args.CancelEdit();
}
}
}
protected void OnRowChanged(RowChangedEventArgs args)
{
// RowEvent callbacks are always called on the QueuedTask so there is no need
// to wrap your code within a QueuedTask.Run lambda.
var row = args.Row;
// check for re-entry (only if row.Store is called)
if (_currentRowChangedGuid == args.Guid)
{
return;
}
var fldIdx = row.FindField("POLICE_DISTRICT");
if (fldIdx != -1)
{
//Validate any change to “police district”
// cancel the edit if validation on the field fails
if (row.HasValueChanged(fldIdx))
{
if (FailsValidation(row["POLICE_DISTRICT"].ToString()))
{
//Cancel edits with invalid “police district” values
args.CancelEdit($"Police district {row["POLICE_DISTRICT"]} is invalid");
}
}
// update the description field
row["Description"] = "Row Changed";
// this update with cause another OnRowChanged event to occur
// keep track of the row guid to avoid recursion
_currentRowChangedGuid = args.Guid;
row.Store();
_currentRowChangedGuid = Guid.Empty;
}
}