DictionaryParamEditor.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing.Design;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms.Design;
 
namespace MyCaffe.param.ui
{
    public class DictionaryParamEditor : UITypeEditor
    {
        public DictionaryParamEditor() : base()
        {
        }
 
        public override UITypeEditorEditStyle GetEditStyle(ITypeDescriptorContext context)
        {
            return UITypeEditorEditStyle.DropDown;
        }
 
        public override object EditValue(ITypeDescriptorContext context, IServiceProvider provider, object value)
        {
            IWindowsFormsEditorService svc = null;
 
            if (provider != null)
                svc = provider.GetService(typeof(IWindowsFormsEditorService)) as IWindowsFormsEditorService;
 
            if (svc != null)
            {
                DictionaryParameterEditorControl ctrl = new DictionaryParameterEditorControl((string)value, svc);
                svc.DropDownControl(ctrl);
                value = ctrl.Value;
            }
 
            return value;
        }
    }
}