Added about window and supports multi-steam installs

Terrafirma/AboutWin.xaml

@@ -0,0 +1,12 @@
+<Window x:Class="Terrafirma.AboutWin"
+        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        Title="AboutWin" Height="201.493" Width="268.657" ResizeMode="NoResize">
+    <Grid>
+        <Button Content="Close" HorizontalAlignment="Left" Margin="176,140,0,0" VerticalAlignment="Top" Width="75" IsDefault="True" Click="Button_Click"/>
+        <Label x:Name="Version" Content="Terrafirma" HorizontalAlignment="Left" Margin="10,10,0,0" VerticalAlignment="Top" Width="241" FontWeight="Bold" FontFamily="Segoe UI Black"/>
+        <Label x:Name="Copyright" Content="Copyright" HorizontalAlignment="Left" Margin="10,36,0,0" VerticalAlignment="Top" Width="241" FontStretch="Condensed" FontStyle="Italic" FontSize="10"/>
+        <TextBlock x:Name="Description" HorizontalAlignment="Left" Margin="10,72,0,0" TextWrapping="Wrap" Text="TextBlock" VerticalAlignment="Top" Height="63" Width="241"/>
+
+    </Grid>
+</Window>

Terrafirma/AboutWin.xaml.cs

@@ -0,0 +1,43 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection;
+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.Shapes;
+
+namespace Terrafirma
+{
+    /// <summary>
+    /// Interaction logic for AboutWin.xaml
+    /// </summary>
+    public partial class AboutWin : Window
+    {
+        public AboutWin()
+        {
+            InitializeComponent();
+
+            Assembly app = Assembly.GetExecutingAssembly();
+            AssemblyTitleAttribute title = (AssemblyTitleAttribute)app.GetCustomAttributes(typeof(AssemblyTitleAttribute), false)[0];
+            AssemblyCopyrightAttribute copy = (AssemblyCopyrightAttribute)app.GetCustomAttributes(typeof(AssemblyCopyrightAttribute), false)[0];
+            AssemblyDescriptionAttribute desc = (AssemblyDescriptionAttribute)app.GetCustomAttributes(typeof(AssemblyDescriptionAttribute), false)[0];
+            Version version = app.GetName().Version;
+
+            Title = String.Format("About {0}", title.Title);
+            Version.Content = String.Format("{0} Version {1}", title.Title, version.ToString());
+            Copyright.Content = copy.Copyright.ToString();
+            Description.Text = desc.Description;
+        }
+
+        private void Button_Click(object sender, RoutedEventArgs e)
+        {
+            this.Close();
+        }
+    }
+}

Terrafirma/MainWindow.xaml

@@ -48,6 +48,9 @@
                     <MenuItem Header="NPCs" IsEnabled="False" Name="NPCs" />
                     <MenuItem Command="w:MapCommands.FindItem" />
                 </MenuItem>
+                <MenuItem Header="_Help">
+                    <MenuItem Command="w:MapCommands.About" />
+                </MenuItem>
             </Menu>
             <ToolBarPanel DockPanel.Dock="Top">
                 <ToolBar>
@@ -135,5 +138,8 @@
         <CommandBinding Command="w:MapCommands.FindItem"
                         Executed="FindItem_Executed"
                         CanExecute="MapLoaded" />
+        <CommandBinding Command="w:MapCommands.About"
+                        Executed="About_Executed"
+                        CanExecute="About_CanExecute" />
     </Window.CommandBindings>
 </Window>

Terrafirma/MainWindow.xaml.cs

@@ -2775,6 +2775,16 @@ private void MapLoaded(object sender, CanExecuteRoutedEventArgs e)
             e.CanExecute = loaded;
         }
 
+        private void About_Executed(object sender, ExecutedRoutedEventArgs e)
+        {
+            AboutWin about=new AboutWin();
+            about.ShowDialog();
+        }
+        private void About_CanExecute(object sender, CanExecuteRoutedEventArgs e)
+        {
+            e.CanExecute = true;
+        }
+
         private void JumpToDungeon_Executed(object sender, ExecutedRoutedEventArgs e)
         {
             curX = dungeonX;

Terrafirma/MapCommands.cs

@@ -76,5 +76,7 @@ static class MapCommands
             "Jump to Dungeon", "JumpToDungeon", typeof(MapCommands));
         public static readonly RoutedUICommand FindItem = new RoutedUICommand(
             "Find Item", "FindItem", typeof(MapCommands));
+        public static readonly RoutedUICommand About = new RoutedUICommand(
+            "About Terrafirma...", "About", typeof(MapCommands));
     }
 }

Terrafirma/SteamConfig.cs

@@ -0,0 +1,91 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Text.RegularExpressions;
+
+namespace Terrafirma
+{
+    class SteamConfig
+    {
+        class Element
+        {
+            public Dictionary<string, Element> Children { get; set; }
+            public string Name { get; set; }
+            public string Value;
+
+            private static Regex keyRegex = new Regex("\"[^\"]*\"");
+
+            public Element(Queue<string> lines)
+            {
+                Children = new Dictionary<string, Element>();
+                string line = lines.Dequeue();
+
+                MatchCollection matches = keyRegex.Matches(line);
+                if (matches.Count == 0) //corrupt
+                    return;
+                Name = matches[0].Value.Trim('\"');
+                if (matches.Count > 1) //value is a string
+                    Value = matches[1].Value.Trim('\"').Replace(@"\\","\\");
+                line = lines.Peek();
+                if (line.Contains('{'))
+                {
+                    lines.Dequeue();
+                    while (true)
+                    {
+                        line = lines.Peek();
+                        if (line.Contains('}'))
+                        {
+                            lines.Dequeue();
+                            return;
+                        }
+                        Element e = new Element(lines);
+                        Children.Add(e.Name, e);
+                    }
+                }
+            }
+            public string Find(string path)
+            {
+                string[] kv = path.Split(new char[] { '/' }, 2);
+                if (kv.Length == 1)
+                    return Children[kv[0]].Value;
+                return Children[kv[0]].Find(kv[1]);
+            }
+        }
+        Element root = null;
+        public SteamConfig()
+        {
+            Microsoft.Win32.RegistryKey key;
+            key = Microsoft.Win32.Registry.CurrentUser.OpenSubKey(@"Software\\Valve\\Steam");
+            if (key != null)
+            {
+                string path = key.GetValue("SteamPath") as string;
+                path = Path.Combine(path, "config");
+                path = Path.Combine(path, "config.vdf");
+                if (File.Exists(path))
+                    parse(path);
+            }
+        }
+        public bool Ready { get { return root != null; } }
+
+        public string Get(string path)
+        {
+            return root.Find(path);
+        }
+
+        private void parse(string path)
+        {
+            TextReader read = new StreamReader(path);
+            Queue<string> lines = new Queue<string>();
+            String line = read.ReadLine();
+            while (line != null)
+            {
+                lines.Enqueue(line);
+                line = read.ReadLine();
+            }
+            root = new Element(lines);
+        }
+
+    }
+}

Terrafirma/Terrafirma.csproj

@@ -91,6 +91,9 @@
       <Generator>MSBuild:Compile</Generator>
       <SubType>Designer</SubType>
     </ApplicationDefinition>
+    <Compile Include="AboutWin.xaml.cs">
+      <DependentUpon>AboutWin.xaml</DependentUpon>
+    </Compile>
     <Compile Include="ConnectToServer.xaml.cs">
       <DependentUpon>ConnectToServer.xaml</DependentUpon>
     </Compile>
@@ -112,10 +115,15 @@
     <Compile Include="SignPopup.xaml.cs">
       <DependentUpon>SignPopup.xaml</DependentUpon>
     </Compile>
+    <Compile Include="SteamConfig.cs" />
     <Compile Include="Textures.cs" />
     <Compile Include="WorldStats.xaml.cs">
       <DependentUpon>WorldStats.xaml</DependentUpon>
     </Compile>
+    <Page Include="AboutWin.xaml">
+      <SubType>Designer</SubType>
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
     <Page Include="ChestPopup.xaml">
       <SubType>Designer</SubType>
       <Generator>MSBuild:Compile</Generator>

Terrafirma/Textures.cs

@@ -264,22 +264,21 @@ public Textures()
             actuators = new Dictionary<int, Texture>();
             cacti = new Dictionary<int, Texture>();
 
-            // find steam
-            string path="";
-            Microsoft.Win32.RegistryKey key;
-            key = Microsoft.Win32.Registry.CurrentUser.OpenSubKey(@"Software\\Valve\\Steam");
-            if (key!=null)
-                path = key.GetValue("SteamPath") as string;
+            // find terraria install
+            SteamConfig steam = new SteamConfig();
+            string path=null;
+            if (steam.Ready)
+                path = steam.Get("Software/Valve/Steam/apps/105600/InstallDir");
 
             //no steam key, let's try the default
-            if (path.Equals("") || !Directory.Exists(path))
+            if (path==null || !Directory.Exists(path))
             {
                 path = Environment.GetFolderPath(Environment.SpecialFolder.ProgramFilesX86);
                 path = Path.Combine(path, "Steam");
+                path = Path.Combine(path, "steamapps");
+                path = Path.Combine(path, "common");
+                path = Path.Combine(path, "terraria");
             }
-            path = Path.Combine(path, "steamapps");
-            path = Path.Combine(path, "common");
-            path = Path.Combine(path, "terraria");
             path = Path.Combine(path, "Content");
             path = Path.Combine(path, "Images");
             if (Directory.Exists(path))