/// <summary>
/// Gives the user an option to save the changes to the filter (if they have unsaved changes) call things for example when closing the host form.
/// </summary>
public override void ConsultAboutClosing(object sender, FormClosingEventArgs e)
{
if (_extractionFilter != null && _extractionFilter.HasLocalChanges().Evaluation == ChangeDescription.DatabaseCopyDifferent)
{
if (Activator.YesNo(
"You have unsaved changes to Filter \"" + _extractionFilter.Name +
"\", would you like to save these now?", "Save Changes to Filter?"))
{
ObjectSaverButton1.Save();
}
else
{
try
{
//So there are local changes to the filter but the user doesnt want to save them. We need to undo the local changes to the
//object that we have a reference to. This is important because other classes might still have references to that object too
//so we fetch a fresh copy out of the database (RevertChanges) and set each of the properties to the original (last saved) values
_extractionFilter.RevertToDatabaseState();
}
catch (Exception ex)
{
ExceptionViewer.Show("Failed to revert changes on filter, did you delete it?", ex);
}
}
}
}
private void SecondaryConstraintRequestDelete(object sender)
{
var toDelete = (sender as SecondaryConstraintUI).SecondaryConstriant;
SelectedColumnItemValidator.SecondaryConstraints.Remove(toDelete);
tableLayoutPanel1.Controls.Remove(sender as Control);
ObjectSaverButton1.Enable(true);
}
private void ScintillaOnSavePointLeft(object sender, EventArgs eventArgs)
{
if (_bLoading)
{
return;
}
ObjectSaverButton1.Enable(true);
}
private void btnAddSecondaryConstraint_Click(object sender, EventArgs e)
{
if (SelectedColumnItemValidator == null)
{
MessageBox.Show("You must select a column on the left first");
return;
}
if (ddSecondaryConstraints.SelectedItem != null)
{
var secondaryConstriant =
Validator.CreateConstraint(ddSecondaryConstraints.Text, Consequence.Missing) as SecondaryConstraint;
SelectedColumnItemValidator.SecondaryConstraints.Add(secondaryConstriant);
AddSecondaryConstraintControl(secondaryConstriant);
ObjectSaverButton1.Enable(true);
}
}
private void ddPrimaryConstraints_SelectedIndexChanged(object sender, EventArgs e)
{
if (bSuppressChangeEvents)
{
return;
}
if (SelectedColumnItemValidator == null)
{
return;
}
bSuppressChangeEvents = true;
if (ddPrimaryConstraints.Text == _noPrimaryConstraintText)
{
SelectedColumnItemValidator.PrimaryConstraint = null;
ddConsequence.SelectedItem = Consequence.Missing;
}
else
{
try
{
SelectedColumnItemValidator.PrimaryConstraint =
Validator.CreateConstraint(ddPrimaryConstraints.Text, (Consequence)ddConsequence.SelectedValue) as PrimaryConstraint;
}
catch (Exception ex)
{
ExceptionViewer.Show("Failed to create PrimaryConstraint '" + ddPrimaryConstraints.Text + "'", ex);
}
}
//Make consequence selection only possible if there is a priary constraint selected
ddConsequence.Enabled = ddPrimaryConstraints.Text != _noPrimaryConstraintText;
bSuppressChangeEvents = false;
ObjectSaverButton1.Enable(true);
}
private void ddConsequence_SelectedIndexChanged(object sender, EventArgs e)
{
if (bSuppressChangeEvents)
{
return;
}
if (SelectedColumnItemValidator != null)
{
if (SelectedColumnItemValidator.PrimaryConstraint != null)
{
SelectedColumnItemValidator.PrimaryConstraint.Consequence = (Consequence)ddConsequence.SelectedValue;
ObjectSaverButton1.Enable(true);
}
else
{
MessageBox.Show("you must select a primary constraint first");
bSuppressChangeEvents = true;
ddConsequence.SelectedItem = Consequence.Missing;
bSuppressChangeEvents = false;
}
}
}
