void OnCreateDynamicArgumentExecute(object sender, ExecutedRoutedEventArgs e)
{
DynamicArgumentWrapperObject wrapper = new DynamicArgumentWrapperObject();
this.DynamicArguments.Add(wrapper);
this.dgHelper.BeginRowEdit(wrapper);
}
//Hook LoadingRow event to set different row template (<Click here to add new item>) for new place holder
void DataGrid_Standard_LoadingRow(object sender, DataGridRowEventArgs e)
{
if (e.Row.Item != CollectionView.NewItemPlaceholder)
{
DynamicArgumentWrapperObject wrapper = e.Row.Item as DynamicArgumentWrapperObject;
wrapper.Row = e.Row;
}
}
static void OnArgumentPropertyChanged(DependencyObject sender, DependencyPropertyChangedEventArgs e)
{
DynamicArgumentWrapperObject wrapper = (DynamicArgumentWrapperObject)sender;
if (!wrapper.IsValidating && !wrapper.isInitializing)
{
wrapper.OnArgumentPropertyChanged(e);
}
}
internal void ValidateEntry(DynamicArgumentWrapperObject entry, DependencyPropertyChangedEventArgs e)
{
if (e.Property == DynamicArgumentWrapperObject.NameProperty)
{
if (this.IsDictionary.Value)
{
DataGridRow row = entry.Row;
string newName = e.NewValue as string;
bool duplicates =
this.DynamicArguments.Any <DynamicArgumentWrapperObject>(
p => string.Equals(p.Name, newName) && p != entry);
if (duplicates || string.IsNullOrEmpty(newName))
{
entry.Name = e.OldValue as string;
if (duplicates)
{
ErrorReporting.ShowErrorMessage(string.Format(CultureInfo.CurrentCulture, SR.DuplicateArgumentName, newName));
}
else
{
ErrorReporting.ShowErrorMessage(string.Format(CultureInfo.CurrentCulture, SR.EmptyArgumentName));
}
}
entry.IsValidating = false;
}
}
else
{
if (e.Property == DynamicArgumentWrapperObject.DirectionProperty)
{
entry.UseLocationExpression = (entry.Direction != ArgumentDirection.In);
}
if ((e.Property != DynamicArgumentWrapperObject.ExpressionProperty) && (entry.Expression != null))
{
ActivityWithResult expression = entry.Expression.GetCurrentValue() as ActivityWithResult;
if (expression != null)
{
ActivityWithResult newExpression;
if (ExpressionHelper.TryMorphExpression(expression, entry.UseLocationExpression, entry.Type, this.Context, out newExpression))
{
entry.Expression = (this.OwnerActivity as IModelTreeItem).ModelTreeManager.WrapAsModelItem(newExpression);
}
else
{
//Microsoft
entry.Expression = null;
}
}
}
entry.IsValidating = false;
}
}
void OnCreateDynamicArgumentExecute(object sender, ExecutedRoutedEventArgs e)
{
DynamicArgumentWrapperObject wrapper = new DynamicArgumentWrapperObject();
this.DynamicArguments.Add(wrapper);
this.dgHelper.BeginRowEdit(wrapper);
}
internal void ValidateEntry(DynamicArgumentWrapperObject entry, DependencyPropertyChangedEventArgs e)
{
if (e.Property == DynamicArgumentWrapperObject.NameProperty)
{
if (this.IsDictionary.Value)
{
DataGridRow row = entry.Row;
string newName = e.NewValue as string;
bool duplicates =
this.DynamicArguments.Any<DynamicArgumentWrapperObject>(
p => string.Equals(p.Name, newName) && p != entry);
if (duplicates || string.IsNullOrEmpty(newName))
{
entry.Name = e.OldValue as string;
if (duplicates)
{
ErrorReporting.ShowErrorMessage(string.Format(CultureInfo.CurrentCulture, SR.DuplicateArgumentName, newName));
}
else
{
ErrorReporting.ShowErrorMessage(string.Format(CultureInfo.CurrentCulture, SR.EmptyArgumentName));
}
}
entry.IsValidating = false;
}
}
else
{
if (e.Property == DynamicArgumentWrapperObject.DirectionProperty)
{
entry.UseLocationExpression = (entry.Direction != ArgumentDirection.In);
}
if ((e.Property != DynamicArgumentWrapperObject.ExpressionProperty) && (entry.Expression != null))
{
ActivityWithResult expression = entry.Expression.GetCurrentValue() as ActivityWithResult;
if (expression != null)
{
ActivityWithResult newExpression;
if (ExpressionHelper.TryMorphExpression(expression, entry.UseLocationExpression, entry.Type, this.Context, out newExpression))
{
entry.Expression = (this.OwnerActivity as IModelTreeItem).ModelTreeManager.WrapAsModelItem(newExpression);
}
else
{
//[....]
entry.Expression = null;
}
}
}
entry.IsValidating = false;
}
}
