MainWindowController.cs

using System;
using System.IO;
using System.Collections.Generic;
using System.Linq;
using Foundation;
using AppKit;
using ImageKit;

namespace ImageKitDemo
{
    public partial class MainWindowController : AppKit.NSWindowController
    {
        #region Constructors

        // Called when created from unmanaged code
        public MainWindowController(IntPtr handle) : base(handle)
        {
            Initialize();
        }

        // Called when created directly from a XIB file
        [Export("initWithCoder:")]
        public MainWindowController(NSCoder coder) : base(coder)
        {
            Initialize();
        }

        // Call to load from the XIB/NIB file
        public MainWindowController() : base("MainWindow")
        {
            Initialize();
        }

        // Shared initialization code
        void Initialize()
        {
        }

        #endregion

        //strongly typed window accessor
        public new MainWindow Window
        {
            get { return (MainWindow)base.Window; }
        }

        public override void AwakeFromNib()
        {
            browseData.AddImages(NSUrl.FromString("https://raw.githubusercontent.com/xamarin/mac-samples/master/ImageKitDemoStep1/grain.jpg"));
            browseData.AddImages(NSUrl.FromFilename("/Library/Desktop Pictures/Nature/"));
            browseData.AddImages(NSUrl.FromFilename("/Library/Desktop Pictures/"));
            browserView.DataSource = browseData;
            browserView.ReloadData();
            //setup delegate for drag and drop
            browserView.DraggingDestinationDelegate = new DragDelegate(browserView);
            // set up event handlers just for testing
            browserView.BackgroundWasRightClicked += delegate { Console.WriteLine("BackgroundWasRightClicked"); };
            browserView.SelectionDidChange += delegate { Console.WriteLine("SelectionDidChange"); };
            browserView.CellWasDoubleClicked += delegate { Console.WriteLine("CellWasDoubleClicked"); };
            browserView.CellWasRightClicked += delegate { Console.WriteLine("CellWasRightClicked"); };
        }
        private BrowseData browseData = new BrowseData();

        #region interface actions
        partial void SliderChanged(NSSlider sender)
        {
            browserView.ZoomValue = sender.FloatValue;
        }

        partial void SearchTextChanged(NSSearchField sender)
        {
            browseData.SetFilter(sender.StringValue);
            browserView.ReloadData();
        }

        partial void AddButtonClicked(NSButton sender)
        {
            var panel = NSOpenPanel.OpenPanel;
            panel.FloatingPanel = true;
            panel.CanChooseDirectories = true;
            panel.CanChooseFiles = true;
            panel.AllowedFileTypes = new string[] { "tiff", "jpeg", "jpg", "gif", "png" };
            //FIXME - create enum for open/save panel return code
            int i = (int)panel.RunModal();
            if (i == 1 && panel.Urls != null)
            {
                foreach (NSUrl url in panel.Urls)
                {
                    browseData.AddImages(url);
                }
                browserView.ReloadData();
            }
        }
        #endregion

    }
}