protected override void InternalExecute(INode sender, EventParams paramsValue)
{
if (_document != String.Empty)
{
_params = paramsValue;
if ((_mode == FormMode.Delete) && !ConfirmDelete)
{
SourceLink.Source.DataView.Delete();
}
else
{
_mainSourceParams = paramsValue["AParams"] as DataParams;
try
{
IFormInterface form = HostNode.Session.LoadForm(this, _document, new FormInterfaceHandler(InternalBeforeActivateForm));
try
{
form.OnClosed += new EventHandler(OnClosedHandler);
form.TopMost = TopMost;
InternalAfterActivateForm(form);
bool forceAcceptReject = (_onFormAccepted != null) || (_onFormRejected != null) || (OnFormAcceptedEvent != null) || (OnFormRejectedEvent != null);
if ((_mode != FormMode.None) || (SourceLinkType != SourceLinkType.None) || forceAcceptReject)
{
if (forceAcceptReject)
{
form.ForceAcceptReject = true;
}
form.Show
(
(IFormInterface)FindParent(typeof(IFormInterface)),
new FormInterfaceHandler(FormAccepted),
new FormInterfaceHandler(FormRejected),
_mode
);
}
else
{
form.Show(_mode);
}
}
catch
{
form.Dispose();
throw;
}
}
finally
{
_mainSourceParams = null;
}
}
}
}
public static void DoLookup(ILookup lookupNode, FormInterfaceHandler onFormAccept, FormInterfaceHandler onFormReject, System.Collections.IDictionary state)
{
bool isReadOnly = (lookupNode is ILookupElement) && ((ILookupElement)lookupNode).ReadOnly;
if (!isReadOnly && (lookupNode.Document != String.Empty) && (lookupNode.Source != null) && (lookupNode.Source.DataView != null))
{
lookupNode.Source.DataView.Edit();
lookupNode.Source.DataView.RequestSave();
IFormInterface form = lookupNode.HostNode.Session.LoadForm(lookupNode, lookupNode.Document, new FormInterfaceHandler(new LookupContext(lookupNode).PreLookup));
try
{
// Append the specified state
if (state != null)
{
foreach (KeyValuePair <string, object> entry in state)
{
form.UserState.Add(entry.Key, entry.Value);
}
}
lookupNode.LookupFormInitialize(form);
string[] columnNames = GetColumnNames(lookupNode.MasterKeyNames, lookupNode.GetColumnNames());
string[] lookupColumnNames = GetColumnNames(lookupNode.DetailKeyNames, lookupNode.GetLookupColumnNames());
form.CheckMainSource();
LookupUtility.FindNearestRow
(
form.MainSource.DataSource,
lookupColumnNames,
lookupNode.Source.DataSource,
columnNames
);
form.Show
(
(IFormInterface)lookupNode.FindParent(typeof(IFormInterface)),
onFormAccept,
onFormReject,
FormMode.Query
);
}
catch
{
form.HostNode.Dispose();
throw;
}
}
}