Added "OverviewerGUI.ini" This will store your most recent paths.

In the future will store settings. :)

INI.cs

@@ -0,0 +1,66 @@
+using System;
+using System.Runtime.InteropServices;
+using System.Text;
+using System.IO;
+
+namespace Ini
+{
+    /// <summary>
+    /// Create a New INI file to store or load data
+    /// </summary>
+    public class IniFile
+    {
+        public string path;
+
+        [DllImport("kernel32")]
+        private static extern long WritePrivateProfileString(string section,
+            string key, string val, string filePath);
+        [DllImport("kernel32")]
+        private static extern int GetPrivateProfileString(string section,
+                 string key, string def, StringBuilder retVal,
+            int size, string filePath);
+
+        /// <summary>
+        /// INIFile Constructor.
+        /// </summary>
+        /// <PARAM name="INIPath"></PARAM>
+        public IniFile(string INIPath)
+        {
+            path = INIPath;
+            if (!File.Exists(path))
+            {
+                var configFile = File.Create(path);
+                configFile.Close();
+            }
+        }
+        /// <summary>
+        /// Write Data to the INI File
+        /// </summary>
+        /// <PARAM name="Section"></PARAM>
+        /// Section name
+        /// <PARAM name="Key"></PARAM>
+        /// Key Name
+        /// <PARAM name="Value"></PARAM>
+        /// Value Name
+        public void IniWriteValue(string Section, string Key, string Value)
+        {
+            WritePrivateProfileString(Section, Key, Value, this.path);
+        }
+
+        /// <summary>
+        /// Read Data Value From the Ini File
+        /// </summary>
+        /// <PARAM name="Section"></PARAM>
+        /// <PARAM name="Key"></PARAM>
+        /// <PARAM name="Path"></PARAM>
+        /// <returns></returns>
+        public string IniReadValue(string Section, string Key)
+        {
+            StringBuilder temp = new StringBuilder(255);
+            int i = GetPrivateProfileString(Section, Key, "", temp,
+                                            255, this.path);
+            return temp.ToString();
+
+        }
+    }
+}

MainWindow.cs

@@ -10,6 +10,7 @@
 using System.Diagnostics;
 using System.IO;
 using System.Net;
+using Ini;
 
 
 namespace OverviewerGUI
@@ -23,6 +24,7 @@ public partial class MainWindow : Form
         private Process proc = new Process();
         private Boolean haltedRender = false;
         private Boolean windowExpanded = false;
+        private IniFile configuration = new IniFile(".\\OverviewerGUI.ini");
         private String[] splashes = {
                 "Can't track the killers IP!",
                 "CLOOOOOOOUD",
@@ -107,8 +109,23 @@ private void MainWindow_Load(object sender, EventArgs e)
             // Redirect the out Console stream
             Console.SetOut(_writer);
             Console.WriteLine("Now redirecting output to the text box");
-
             this.Text = "Overviewer GUI - " + getSplash();
+
+            //Configuration initialization
+            var configWorldPath = configuration.IniReadValue("Paths", "worldDir");
+            var configOutPath = configuration.IniReadValue("Paths", "outDir");
+            if (configWorldPath != "" && configWorldPath != null) {
+                worldFolder.Text = configWorldPath;
+                worldDir = configWorldPath;
+            }
+
+            if (configOutPath != "" && configOutPath != null)
+            {
+                outputFolder.Text = configOutPath;
+                outDir = configOutPath;
+            }
+
+
         }
 
         private void buttonLevelBrowse_Click(object sender, EventArgs e)
@@ -119,6 +136,7 @@ private void buttonLevelBrowse_Click(object sender, EventArgs e)
             {
                 worldFolder.Text = LevelDialog.SelectedPath;
                 worldDir = LevelDialog.SelectedPath;
+                configuration.IniWriteValue("Paths", "worldDir", LevelDialog.SelectedPath);
             }
         }
 
@@ -130,6 +148,7 @@ private void buttonDirBrowse_Click(object sender, EventArgs e)
             {
                 outputFolder.Text = outputDir.SelectedPath;
                 outDir = outputDir.SelectedPath;
+                configuration.IniWriteValue("Paths", "outDir", outputDir.SelectedPath);
             }
         }
 

OverviewerGUI.csproj

@@ -53,6 +53,7 @@
   </ItemGroup>
   <ItemGroup>
     <Compile Include="ConsoleRedirect.cs" />
+    <Compile Include="INI.cs" />
     <Compile Include="MainWindow.cs">
       <SubType>Form</SubType>
     </Compile>