History + DebugText

Protocols/AboutProtoHandler.cs

@@ -1,5 +1,6 @@
 using System.Reflection;
 using System.Text;
+using System.Web;
 using ImGuiNET;
 using Raylib_cs;
 
@@ -9,6 +10,8 @@ namespace Shoko;
 [Protocol("shoko")]
 class AboutProtoHandler : ProtoHandler
 {
+    string txtDebug = "";
+
     public AboutProtoHandler(Uri url)
     {
         URL = url;
@@ -28,6 +31,10 @@ class AboutProtoHandler : ProtoHandler
             case "version":
             case "demo":
                 break;
+            case "debugtext":
+                txtDebug = HttpUtility.UrlDecode(URL.Query);
+                if(txtDebug.Length > 0) txtDebug = txtDebug[1..];
+                break;
             default:
                 throw new NotImplementedException();
         }
@@ -69,6 +76,18 @@ class AboutProtoHandler : ProtoHandler
             case "demo":
                 ImGui.ShowDemoWindow();
                 break;
+            case "debugtext":
+                ImGui.InputText("Text", ref txtDebug, 1024);
+                ImGui.SameLine();
+                Gui.Button("Debug", ()=>{
+                    var tourl = new UriBuilder(URL)
+                    {
+                        Query = txtDebug
+                    };
+                    CurrentTab.Load(tourl.Uri.ToString());
+                });
+                ImGui.DebugTextEncoding(HttpUtility.UrlDecode(URL.Query));
+                break;
             default:
                 break;
         }

Tab.cs

@@ -1,4 +1,3 @@
-using HtmlAgilityPack;
 using ImGuiNET;
 
 namespace Shoko;
@@ -9,11 +8,13 @@ class Tab
     MediaHandler Document;
     public bool IsOpen = true;
     Exception Error = null;
+    Stack<Uri> History;
 
     string txtURL = "";
 
     public Tab(string url)
     {
+        History = new Stack<Uri>();
         Load(url);
         txtURL = url;
     }
@@ -21,14 +22,17 @@ class Tab
     public void Load(string url)
     {
         Error = null;
+        ImGui.SetScrollX(0);
+        ImGui.SetScrollY(0);
         try
         {
             Handler = ProtoHandler.GetHandler(url);
             Handler.CurrentTab = this;
             Handler.Load();
+            txtURL = Handler.URL.ToString();
+            History.Push(Handler.URL);
             Document = MediaHandler.GetHandler(Handler);
             Document.Load();
-            txtURL = Handler.URL.ToString();
         }
         catch(Exception ex)
         {
@@ -36,6 +40,15 @@ class Tab
         }
     }
 
+    public void Previous()
+    {
+        if(History.Count > 1)
+        {
+            History.Pop();
+            Load(History.Pop().ToString());
+        }
+    }
+
     public void Render()
     {
         var title = txtURL;
@@ -56,6 +69,10 @@ class Tab
                     Document.MenuBar();
                 }
 
+                Gui.Button("<<", ()=>{
+                    Previous();
+                });
+
                 ImGui.InputText("##url", ref txtURL, 1024);
 
                 Gui.Button("Go", ()=>{