using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using ICSharpCode.Core;
using Maestro.Base;

namespace HelloAddIn.Commands
{
    public class SelectedDocumentCommand : AbstractMenuCommand
    {
        public override void Run()
        {
            //The workbench represents the main window
            //
            //There's only going to be ever one main window so you access it via the Instance static property
            var wb = Workbench.Instance;

            //The Site Explorer is attached to the main workbench, which can be accessed via the ActiveSiteExplorer property
            var siteExp = wb.ActiveSiteExplorer;

            //If this command was registered under the /Maestro/Shell/SiteExplorer/SelectedDocument extension point you will
            //only ever get one selected item. However if this command was registered under other extension points, this may
            //not be the case, so as good practice you should always check your pre-conditions before continuing. In our case, 
            //we require a single document be selected in the Site Explorer
            var items = siteExp.SelectedItems;
            if (items.Length == 1)
            {
                var item = items[0];
                if (!item.IsFolder)
                {
                    MessageService.ShowMessageFormatted("Selected document", "Selected {0}", item.ResourceId);
                }
            }
        }
    }
}