Add a recent files class

BizHawk.MultiClient/BizHawk.MultiClient.csproj

@@ -103,6 +103,7 @@
       <DependentUpon>Settings.settings</DependentUpon>
       <DesignTimeSharedInput>True</DesignTimeSharedInput>
     </Compile>
+    <Compile Include="RecentFiles.cs" />
     <Compile Include="RenderPanel.cs" />
     <Compile Include="Rewind.cs">
       <SubType>Form</SubType>

BizHawk.MultiClient/RecentFiles.cs

@@ -0,0 +1,81 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace BizHawk.MultiClient
+{
+    class RecentFiles
+    {
+        private int MAX_RECENT_FILES;       //Maximum number of files
+        private List<string> recentlist;    //List of recent files
+
+        RecentFiles(int max)
+        {
+            recentlist = new List<string>();  
+            MAX_RECENT_FILES = max;
+        }
+        
+        void Clear()
+        {
+            recentlist.Clear();
+        }
+
+        bool IsEmpty()
+        {
+            if (recentlist.Count == 0)
+                return true;
+            else
+                return false;
+        }
+
+        void Add(string newFile)
+        {
+            for (int x = 0; x < recentlist.Count; x++)
+            {
+                if (string.Compare(newFile, recentlist[x]) == 0)
+                {
+                    recentlist.Remove(newFile); //intentionally keeps iterating after this to remove duplicate instances, though those should never exist in the first place
+                }
+            }
+            recentlist.Add(newFile);
+        }
+
+        bool Remove(string newFile)
+        {
+            bool removed = false;
+            for (int x = 0; x < recentlist.Count; x++)
+            {
+                if (string.Compare(newFile, recentlist[x]) == 0)
+                {
+                    recentlist.Remove(newFile); //intentionally keeps iterating after this to remove duplicate instances, though those should never exist in the first place
+                    removed = true;
+                }
+
+            }
+            recentlist.Add(newFile);           
+            return removed;
+        }
+
+        List<string> GetRecentList()
+        {
+            return recentlist;
+        }
+
+        List<string> GetRecentListTruncated(int length)
+        {
+            //iterate through list, truncating each item to length, and return the result in a List<string>
+            List<string> temp = new List<string>();
+            for (int x = 0; x < recentlist.Count; x++)
+            {
+                temp.Add = recentlist[x].Substring(0, length);
+            }
+            return temp;
+        }
+
+        string GetRecentFileByPosition(int position)
+        {
+            return recentlist[position];
+        }
+    }
+}