add rootfolders settings, add rootfolder scanning, cleanup, add arrowkey up/down for upgrade search box,

Author: unitycoder

UnityLauncherPro/App.config

@@ -16,6 +16,14 @@
             <setting name="windowHeight" serializeAs="String">
                 <value>650</value>
             </setting>
+            <setting name="rootFolders" serializeAs="Xml">
+                <value>
+                    <ArrayOfString xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+                        xmlns:xsd="http://www.w3.org/2001/XMLSchema">
+                        <string>C:\Program Files\</string>
+                    </ArrayOfString>
+                </value>
+            </setting>
         </UnityLauncherPro.Properties.Settings>
     </userSettings>
 </configuration>

UnityLauncherPro/GetUnityInstallations.cs

@@ -1,7 +1,6 @@
 using System;
 using System.Collections.Generic;
 using System.IO;
-using System.Text.RegularExpressions;
 
 namespace UnityLauncherPro
 {
@@ -10,8 +9,12 @@ namespace UnityLauncherPro
     /// </summary>
     public static class GetUnityInstallations
     {
-        public static UnityInstallation[] Scan(string[] rootFolders)
+        //public static UnityInstallation[] Scan(string[] rootFolders)
+        public static UnityInstallation[] Scan()
         {
+            // convert settings list to string array
+            var rootFolders = Properties.Settings.Default.rootFolders;
+
             // unityversion, exe_path
             //Dictionary<string, UnityInstallation> results = new ictionary<string, UnityInstallation>();
             List<UnityInstallation> results = new List<UnityInstallation>();

UnityLauncherPro/GetUnityUpdates.cs

@@ -1,11 +1,8 @@
 using System;
 using System.Collections.Generic;
 using System.Globalization;
-using System.Linq;
 using System.Net;
-using System.Text;
 using System.Threading.Tasks;
-using System.Windows.Controls;
 
 namespace UnityLauncherPro
 {
@@ -29,12 +26,6 @@ public static async Task<string> Scan()
             // download list of Unity versions
             using (WebClient webClient = new WebClient())
             {
-                /*
-                webClient.DownloadStringCompleted += new DownloadStringCompletedEventHandler(UnityVersionsListDownloaded);
-                var unityVersionsURL = @"http://symbolserver.unity3d.com/000Admin/history.txt";
-                webClient.DownloadStringAsync(new Uri(unityVersionsURL));
-                */
-
                 var unityVersionsURL = @"http://symbolserver.unity3d.com/000Admin/history.txt";
                 Task<string> downloadStringTask = webClient.DownloadStringTaskAsync(new Uri(unityVersionsURL));
                 result = await downloadStringTask;