添加项目文件。

AddInManager/Wpf/AssemblySelectorWindow.xaml.cs

@@ -0,0 +1,81 @@
+using Microsoft.Win32;
+
+using System;
+using System.IO;
+using System.Text;
+using System.Windows;
+
+namespace AddInManager.Wpf
+{
+    public partial class AssemblySelectorWindow : Window
+    {
+        private readonly string m_assemName;
+        private bool m_found;
+        public string ResultPath { get; private set; }
+
+        public AssemblySelectorWindow(string assemName)
+        {
+            InitializeComponent();
+            m_assemName = assemName;
+            assemNameTextBox.Text = assemName;
+            Closing += AssemblySelectorWindow_Closing;
+        }
+
+        private void AssemblySelectorWindow_Closing(object sender, System.ComponentModel.CancelEventArgs e)
+        {
+            if (!m_found)
+            {
+                ShowWarning();
+            }
+        }
+
+        private void BrowseButton_Click(object sender, RoutedEventArgs e)
+        {
+            var openFileDialog = new OpenFileDialog
+            {
+                Filter = "Assembly files (*.dll;*.exe,*.mcl)|*.dll;*.exe;*.mcl|All files|*.*||"
+            };
+
+            var assemblyBaseName = m_assemName.Substring(0, m_assemName.IndexOf(','));
+            openFileDialog.FileName = $"{assemblyBaseName}.*";
+
+            if (openFileDialog.ShowDialog() != true)
+            {
+                ShowWarning();
+                return;
+            }
+
+            assemPathTextBox.Text = openFileDialog.FileName;
+        }
+
+        private void OkButton_Click(object sender, RoutedEventArgs e)
+        {
+            if (File.Exists(assemPathTextBox.Text))
+            {
+                ResultPath = assemPathTextBox.Text;
+                m_found = true;
+                DialogResult = true;
+            }
+            else
+            {
+                ShowWarning();
+            }
+            Close();
+        }
+
+        private void CancelButton_Click(object sender, RoutedEventArgs e)
+        {
+            DialogResult = false;
+            Close();
+        }
+
+        private void ShowWarning()
+        {
+            var text = new StringBuilder("The dependent assembly can't be loaded: \"")
+                .Append(m_assemName)
+                .Append("\".")
+                .ToString();
+            MessageBox.Show(text, "Add-in Manager Internal", MessageBoxButton.OK, MessageBoxImage.Exclamation);
+        }
+    }
+}