Basic debugger networking.

src/Xenia.Debug/BreakpointList.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Collections;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
@@ -6,16 +7,26 @@ using System.Threading.Tasks;
 using Xenia.Debug.Utilities;
 
 namespace Xenia.Debug {
-  public class BreakpointList : Changeable {
+  public class BreakpointList : Changeable, IReadOnlyCollection<Breakpoint> {
+    private readonly Debugger debugger;
     private readonly List<Breakpoint> breakpoints = new List<Breakpoint>();
 
-    public void Add(Breakpoint breakpoint) {
+    public BreakpointList(Debugger debugger) {
+      this.debugger = debugger;
     }
 
-    public void Remove(Breakpoint breakpoint) {
+    public int Count {
+      get {
+        return breakpoints.Count;
+      }
     }
 
-    public void Clear() {
+    public IEnumerator<Breakpoint> GetEnumerator() {
+      return breakpoints.GetEnumerator();
+    }
+
+    IEnumerator IEnumerable.GetEnumerator() {
+      return breakpoints.GetEnumerator();
     }
   }
 }