protected override void OnDrop(DragEventArgs e)
{
base.OnDrop(e);
DragObject dragObject = e.Data.GetData(typeof(DragObject)) as DragObject;
if (dragObject != null && !String.IsNullOrEmpty(dragObject.Xaml))
{
DesignerItem newItem = null;
Object content = XamlReader.Load(XmlReader.Create(new StringReader(dragObject.Xaml)));
DeviceType itemtype = DeviceType.DEV_Init;
if (dragObject.UID.StartsWith("0001")) //
{
itemtype = DeviceType.DEV_BREWER;
}
else if (dragObject.UID.StartsWith("0002")) // this is for grinder
{
itemtype = DeviceType.DEV_GRINDER;
}
else if (dragObject.UID.StartsWith("0003")) // this is for canister
{
itemtype = DeviceType.DEV_CANISTER;
}
else if (dragObject.UID.StartsWith("0004")) // this is for mixer
{
itemtype = DeviceType.DEV_MIXER;
}
else if (dragObject.UID.StartsWith("000f")) // this is for boiler
{
itemtype = DeviceType.DEV_BOILER;
}
else if (dragObject.UID.StartsWith("0008")) // this is for machine
{
itemtype = DeviceType.DEV_CUP;
}
else if (dragObject.UID.StartsWith("000c")) // this is for machine
{
itemtype = DeviceType.DEV_LED;
}
else if (dragObject.UID.StartsWith("0018")) // this is for machine
{
itemtype = DeviceType.DEV_DRIP;
}
else if (dragObject.UID.StartsWith("0019")) // this is for machine
{
itemtype = DeviceType.DEV_WASTER;
}
else if (dragObject.UID.StartsWith("001a")) // this is for machine
{
itemtype = DeviceType.DEV_DOOR;
}
else if (dragObject.UID.StartsWith("0000-02")) // this is for machine
{
itemtype = DeviceType.DEV_VIRMACHINE;
}
if (!isValid(itemtype))
{
MessageBox.Show("can not create more!");
return;
}
if (content != null)
{
newItem = new DesignerItem(dragObject.UID, this);
newItem.Content = content;
Point position = e.GetPosition(this);
if (dragObject.DesiredSize.HasValue)
{
Size desiredSize = dragObject.DesiredSize.Value;
newItem.Width = desiredSize.Width;
newItem.Height = desiredSize.Height;
DesignerCanvas.SetLeft(newItem, Math.Max(0, position.X - newItem.Width / 2));
DesignerCanvas.SetTop(newItem, Math.Max(0, position.Y - newItem.Height / 2));
}
else
{
DesignerCanvas.SetLeft(newItem, Math.Max(0, position.X));
DesignerCanvas.SetTop(newItem, Math.Max(0, position.Y));
}
Canvas.SetZIndex(newItem, this.Children.Count);
this.Children.Add(newItem);
_machineDevicelist.Add(newItem.ID, newItem);
SetConnectorDecoratorTemplate(newItem);
Control decorator = newItem.Template.FindName("PART_ConnectorDecorator", newItem) as Control;
if (dragObject.UID.Equals("0000-00")) // this is for valve
{
if (decorator != null)
{
decorator.SetResourceReference(Control.TemplateProperty, "ConnectorDecoratorTemplate_valve");
}
}
else if (dragObject.UID.StartsWith("0001")) // this is for brewer
{
if (decorator != null)
{
decorator.SetResourceReference(Control.TemplateProperty, "ConnectorDecoratorTemplate_brewer");
}
}
else if (dragObject.UID.StartsWith("0002")) // this is for grinder
{
if (decorator != null)
{
decorator.SetResourceReference(Control.TemplateProperty, "ConnectorDecoratorTemplate_grinder");
}
}
else if (dragObject.UID.StartsWith("0003")) // this is for canister
{
if (decorator != null)
{
decorator.SetResourceReference(Control.TemplateProperty, "ConnectorDecoratorTemplate_can");
}
}
else if (dragObject.UID.StartsWith("0004")) // this is for mixer
{
if (decorator != null)
{
decorator.SetResourceReference(Control.TemplateProperty, "ConnectorDecoratorTemplate_brewer");
}
}
else if (dragObject.UID.StartsWith("000f")) // this is for boiler
{
if (decorator != null)
{
decorator.SetResourceReference(Control.TemplateProperty, "ConnectorDecoratorTemplate_boiler");
}
}
else if (dragObject.UID.StartsWith("000a")) // this is for boiler
{
if (decorator != null)
{
decorator.SetResourceReference(Control.TemplateProperty, "ConnectorDecoratorTemplate_pump");
}
}
else if (dragObject.UID.StartsWith("0008"))
{
if (decorator != null)
{
decorator.SetResourceReference(Control.TemplateProperty, "ConnectorDecoratorTemplate_end");
}
}
//update selection
this.SelectionService.SelectItem(newItem);
newItem.Focus();
}
e.Handled = true;
}
}