public static bool ApplyChange(BlockNode block, ControlPath path, string property, string expression, bool wasRemoved)
{
var visitor = new ChangePropertyVisitor(property, expression, wasRemoved);
visitor.Visit(block, path);
return(visitor._success);
}
public void Apply(CanvasDocument document)
{
var topParentName = ControlPath.Current;
if (document._screens.TryGetValue(topParentName, out var blockNode))
{
ChangePropertyVisitor.ApplyChange(blockNode, ControlPath.Next(), PropertyName, Expression, WasRemoved);
return;
}
if (document._components.TryGetValue(topParentName, out blockNode))
{
ChangePropertyVisitor.ApplyChange(blockNode, ControlPath.Next(), PropertyName, Expression, WasRemoved);
return;
}
// Throw here? what does an error look like in this scenario
}
public void Apply(CanvasDocument document)
{
var topParentName = ControlPath.Current;
if (document._screens.TryGetValue(topParentName, out var blockNode))
{
if (!ChangePropertyVisitor.ApplyChange(blockNode, ControlPath.Next(), PropertyName, _expression, _wasRemoved))
{
return;
}
}
if (document._components.TryGetValue(topParentName, out blockNode))
{
if (!ChangePropertyVisitor.ApplyChange(blockNode, ControlPath.Next(), PropertyName, _expression, _wasRemoved))
{
return;
}
if (document._templateStore.TryGetTemplate(topParentName, out var updatableTemplate))
{
var customProps = updatableTemplate.CustomProperties.ToDictionary(prop => prop.Name);
if (_wasRemoved)
{
customProps.Remove(PropertyName);
}
else if (_customProperty != null)
{
customProps[PropertyName] = _customProperty;
}
else
{
return;
}
updatableTemplate.CustomProperties = customProps.Values.ToArray();
}
}
}
