Initial move from old twain-in-dotnet.

Tests/Tester.WPF/MainWindow.xaml.cs

@@ -0,0 +1,163 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Documents;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Navigation;
+using System.Windows.Shapes;
+using NTwain;
+using NTwain.Data;
+using NTwain.Values;
+using System.Windows.Interop;
+using System.Runtime.InteropServices;
+using NTwain.Values.Cap;
+using CommonWin32;
+
+namespace Tester.WPF
+{
+    /// <summary>
+    /// Interaction logic for MainWindow.xaml
+    /// </summary>
+    public partial class MainWindow : Window
+    {
+        TwainSession twain;
+        public MainWindow()
+        {
+            InitializeComponent();
+            if (IntPtr.Size == 8)
+            {
+                Title = Title + " (64bit)";
+            }
+            else
+            {
+                Title = Title + " (32bit)";
+            }
+
+            SetupTwain();
+        }
+
+        protected override void OnSourceInitialized(EventArgs e)
+        {
+            base.OnSourceInitialized(e);
+
+            var hwnd = new WindowInteropHelper(this).Handle;
+            HwndSource.FromHwnd(hwnd).AddHook(WndProc);
+        }
+
+        IntPtr WndProc(IntPtr hwnd, int msg, IntPtr wParam, IntPtr lParam, ref bool handled)
+        {
+            var res = twain.PreFilterMessage(hwnd, msg, wParam, lParam, ref handled);
+            return res;
+        }
+
+        private void SetupTwain()
+        {
+            TWIdentity appId = TWIdentity.Create(DataGroups.Image, new Version(1, 0), "My Company", "Test Family", "Tester", null);
+            twain = new TwainSession(appId);
+            twain.DataTransferred += (s, e) =>
+            {
+                if (e.Data != IntPtr.Zero)
+                {
+                    ImageDisplay.Source = e.Data.GetWPFBitmap();
+                }
+                else if (!string.IsNullOrEmpty(e.FilePath))
+                {
+                    var img = new BitmapImage(new Uri(e.FilePath));
+                    ImageDisplay.Source = img;
+                }
+            };
+
+            twain.SourceDisabled += delegate
+            {
+                //step = "Close DS";
+                var rc2 = twain.CloseSource();
+                rc2 = twain.CloseManager();
+
+                MessageBox.Show("Success!");
+            };
+            twain.TransferReady += (s, te) =>
+            {
+                //var type = twain.GetCurrentCap<PixelType>(CapabilityId.ICapPixelType);
+                //if (type == PixelType.BlackWhite)
+                //{
+                //    te.ImageFormat = ImageFileFormat.Tiff;
+                //    te.ImageCompression = Compression.Group31D;
+                //    te.OutputFile = System.IO.Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.Desktop), "test.tif");
+                //}
+                //else
+                //{
+                    //te.OutputFile = System.IO.Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.Desktop), "test.bmp");
+                //}
+            };
+        }
+
+        private void Button_Click_1(object sender, RoutedEventArgs e)
+        {
+            TWIdentity dsId;
+            TWStatus status = null;
+
+            string step = "Open DSM";
+
+            HandleRef hand = new HandleRef(this, new WindowInteropHelper(Application.Current.MainWindow).Handle);
+
+            var rc = twain.OpenManager(hand);
+            if (rc == ReturnCode.Success)
+            {
+                step = "User Select";
+                rc = twain.DGControl.Identity.UserSelect(out dsId);
+                //rc = DGControl.Status.Get(ref stat);
+
+                //TwEntryPoint entry;
+                //rc = DGControl.EntryPoint.Get(dsId, out entry);
+                if (rc == ReturnCode.Success)
+                {
+                    step = "Open DS";
+                    rc = twain.OpenSource(dsId);
+                    //rc = DGControl.Status.Get(dsId, ref stat);
+                    if (rc == ReturnCode.Success)
+                    {
+                        var caps = twain.SupportedCaps.Select(o =>
+                        {
+                            if (o > CapabilityId.CustomBase)
+                            {
+                                return "[Custom] " + ((int)o - (int)CapabilityId.CustomBase);
+                            }
+                            return o.ToString();
+                        }).OrderBy(o => o).ToList();
+                        CapList.ItemsSource = caps;
+
+                        if (twain.CapGetPixelTypes().Contains(PixelType.BlackWhite))
+                        {
+                            twain.CapSetPixelType(PixelType.BlackWhite);
+                        }
+
+                        step = "Enable DS";
+                        rc = twain.EnableSource(SourceEnableMode.NoUI, false, hand);
+                        return;
+                    }
+                    else
+                    {
+                        twain.DGControl.Status.GetSource(out status);
+                    }
+                }
+                else
+                {
+                    twain.DGControl.Status.GetManager(out status);
+                }
+                twain.CloseManager();
+            }
+            else
+            {
+                twain.DGControl.Status.GetManager(out status);
+            }
+
+            MessageBox.Show(string.Format("Step {0}: RC={1}, CC={2}", step, rc, status.ConditionCode));
+        }
+    }
+}