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path: root/Software/Visual_Studio/MachineStudio/Tango.MachineStudio.Common/StudioModuleAttribute.cs
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Tango.MachineStudio.Common
{
    [AttributeUsage(AttributeTargets.Class)]
    public class StudioModuleAttribute : Attribute
    {
        public int Index { get; set; }

        public StudioModuleAttribute(int index)
        {
            Index = index;
        }
    }
}
he new item from /// being added to the collection. /// </summary> sealed class ObserveAddRemoveCollection<T> : Collection<T> { readonly Action<T> onAdd, onRemove; public ObserveAddRemoveCollection(Action<T> onAdd, Action<T> onRemove) { this.onAdd = onAdd; this.onRemove = onRemove; } protected override void ClearItems() { if (onRemove != null) { foreach (T val in this) onRemove(val); } base.ClearItems(); } protected override void InsertItem(int index, T item) { if (onAdd != null) onAdd(item); base.InsertItem(index, item); } protected override void RemoveItem(int index) { if (onRemove != null) onRemove(this[index]); base.RemoveItem(index); } protected override void SetItem(int index, T item) { if (onRemove != null) onRemove(this[index]); try { if (onAdd != null) onAdd(item); } catch { // When adding the new item fails, just remove the old one // (we cannot keep the old item since we already successfully called onRemove for it) base.RemoveAt(index); throw; } base.SetItem(index, item); } } }