public override void ElementPropertyChanged(ElementPropertyChangedEventArgs e)
{
base.ElementPropertyChanged(e);
ModelRoot element = (ModelRoot)e.ModelElement;
Store store = element.Store;
Transaction current = store.TransactionManager.CurrentTransaction;
if (current.IsSerializing)
{
return;
}
if (Equals(e.NewValue, e.OldValue))
{
return;
}
List <string> errorMessages = EFCoreValidator.GetErrors(element).ToList();
bool redraw = false;
switch (e.DomainProperty.Name)
{
case "ConnectionString":
if (e.NewValue != null)
{
element.ConnectionStringName = null;
}
break;
case "ConnectionStringName":
if (e.NewValue != null)
{
element.ConnectionString = null;
}
break;
case "DatabaseSchema":
if (string.IsNullOrEmpty((string)e.NewValue))
{
element.DatabaseSchema = "dbo";
}
break;
case "EntityFrameworkVersion":
element.EntityFrameworkPackageVersion = "Latest";
if (element.EntityFrameworkVersion == EFVersion.EFCore)
{
element.InheritanceStrategy = CodeStrategy.TablePerHierarchy;
}
break;
case "EnumOutputDirectory":
if (string.IsNullOrEmpty((string)e.NewValue) && !string.IsNullOrEmpty(element.EntityOutputDirectory))
{
element.EnumOutputDirectory = element.EntityOutputDirectory;
}
break;
case "StructOutputDirectory":
if (string.IsNullOrEmpty((string)e.NewValue) && !string.IsNullOrEmpty(element.EntityOutputDirectory))
{
element.StructOutputDirectory = element.EntityOutputDirectory;
}
break;
case "EntityOutputDirectory":
if (string.IsNullOrEmpty(element.EnumOutputDirectory) || element.EnumOutputDirectory == (string)e.OldValue)
{
element.EnumOutputDirectory = (string)e.NewValue;
}
if (string.IsNullOrEmpty(element.StructOutputDirectory) || element.StructOutputDirectory == (string)e.OldValue)
{
element.StructOutputDirectory = (string)e.NewValue;
}
break;
case "FileNameMarker":
string newFileNameMarker = (string)e.NewValue;
if (!Regex.Match($"a.{newFileNameMarker}.cs",
@"^(?!^(PRN|AUX|CLOCK\$|NUL|CON|COM\d|LPT\d|\..*)(\..+)?$)[^\x00-\x1f\\?*:\"";|/]+$")
.Success)
{
errorMessages.Add("Invalid value to make part of file name");
}
break;
case "InheritanceStrategy":
if ((element.EntityFrameworkVersion == EFVersion.EFCore) && (element.NuGetPackageVersion.MajorMinorVersionNum < 2.1))
{
element.InheritanceStrategy = CodeStrategy.TablePerHierarchy;
}
break;
case "Namespace":
errorMessages.Add(CommonRules.ValidateNamespace((string)e.NewValue, CodeGenerator.IsValidLanguageIndependentIdentifier));
break;
case "ShowCascadeDeletes":
// need these change rules to fire even though nothing in Association has changed
// so we need to set this early -- requires guarding against recursion.
bool newShowCascadeDeletes = (bool)e.NewValue;
if (element.ShowCascadeDeletes != newShowCascadeDeletes)
{
element.ShowCascadeDeletes = newShowCascadeDeletes;
foreach (Association association in store.ElementDirectory.FindElements <Association>())
{
AssociationChangeRules.UpdateDisplayForCascadeDelete(association);
}
}
redraw = true;
break;
case "ShowWarningsInDesigner":
redraw = true;
break;
case "WarnOnMissingDocumentation":
if (element.ShowWarningsInDesigner)
{
redraw = true;
}
ModelRoot.ExecuteValidator?.Invoke();
break;
}
errorMessages = errorMessages.Where(m => m != null).ToList();
if (errorMessages.Any())
{
current.Rollback();
ErrorDisplay.Show(string.Join("\n", errorMessages));
}
if (redraw)
{
element.InvalidateDiagrams();
}
}
public override void ElementPropertyChanged(ElementPropertyChangedEventArgs e)
{
base.ElementPropertyChanged(e);
ModelRoot element = (ModelRoot)e.ModelElement;
Store store = element.Store;
Transaction current = store.TransactionManager.CurrentTransaction;
if (current.IsSerializing)
{
return;
}
string errorMessage = null;
switch (e.DomainProperty.Name)
{
case "ConnectionString":
if (e.NewValue != null)
{
element.ConnectionStringName = null;
}
break;
case "ConnectionStringName":
if (e.NewValue != null)
{
element.ConnectionString = null;
}
break;
case "Namespace":
errorMessage = CommonRules.ValidateNamespace((string)e.NewValue, CodeGenerator.IsValidLanguageIndependentIdentifier);
break;
case "EntityOutputDirectory":
if (string.IsNullOrEmpty(element.EnumOutputDirectory))
{
element.EnumOutputDirectory = (string)e.NewValue;
}
break;
case "EnumOutputDirectory":
if (string.IsNullOrEmpty((string)e.NewValue) && !string.IsNullOrEmpty(element.EntityOutputDirectory))
{
element.EnumOutputDirectory = element.EntityOutputDirectory;
}
break;
case "EntityFrameworkVersion":
if ((EFVersion)e.NewValue == EFVersion.EFCore)
{
errorMessage = ImposeEFCoreRestrictions(element, store);
}
break;
case "DatabaseSchema":
if (string.IsNullOrEmpty((string)e.NewValue))
{
element.DatabaseSchema = "dbo";
}
break;
case "FileNameMarker":
string newFileNameMarker = (string)e.NewValue;
if (!Regex.Match($"a.{newFileNameMarker}.cs",
@"^(?!^(PRN|AUX|CLOCK\$|NUL|CON|COM\d|LPT\d|\..*)(\..+)?$)[^\x00-\x1f\\?*:\"";|/]+$").Success)
{
errorMessage = "Invalid value to make part of file name";
}
break;
case "InheritanceStrategy":
//TODO: EFCore limitation as of 2.0. Review for each new release.
if (element.EntityFrameworkVersion == EFVersion.EFCore && (CodeStrategy)e.NewValue != CodeStrategy.TablePerHierarchy)
{
element.InheritanceStrategy = CodeStrategy.TablePerHierarchy;
}
break;
case "ShowCascadeDeletes":
// need these change rules to fire even though nothing in Association has changed
// so we need to set this early -- requires guarding against recursion.
bool newShowCascadeDeletes = (bool)e.NewValue;
if (element.ShowCascadeDeletes != newShowCascadeDeletes)
{
element.ShowCascadeDeletes = newShowCascadeDeletes;
foreach (Association association in store.ElementDirectory.FindElements <Association>())
{
AssociationChangeRules.UpdateDisplayForCascadeDelete(association);
}
}
break;
}
if (errorMessage != null)
{
current.Rollback();
MessageBox.Show(errorMessage);
}
}