advanced userinterface design

2026-04-01 22:20:49 +08:00
parent 24498c2717
commit aa7ece4ed0
42 changed files with 2876 additions and 463 deletions
@@ -0,0 +1,53 @@
+using System;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace StgSharp.UserInterface
+{
+    public abstract class ViewHost
+    {
+
+        protected ViewHost(
+                  string name,
+                  StateHost stateHost
+        )
+        {
+            Name = string.IsNullOrWhiteSpace(name) ?
+                   throw new ArgumentException("Value cannot be null or whitespace.", nameof(name)) :
+                   name;
+            StateHost = stateHost ?? throw new ArgumentNullException(nameof(stateHost));
+        }
+
+        public string Name { get; }
+
+        protected StateHost StateHost { get; }
+
+        public virtual Task<CommandResult> PostAsync(
+                                           StateChangeCommand command,
+                                           CancellationToken cancellationToken = default
+        )
+        {
+            ArgumentNullException.ThrowIfNull(command);
+            return StateHost.PostAsync(this, command, cancellationToken);
+        }
+
+        public virtual Task<CommandResult> PostAsync(
+                                           ExecuteCommand command,
+                                           CancellationToken cancellationToken = default
+        )
+        {
+            ArgumentNullException.ThrowIfNull(command);
+            return StateHost.PostAsync(this, command, cancellationToken);
+        }
+
+        public virtual ValueTask ReceiveCommandResultAsync(
+                                 CommandResult result,
+                                 CancellationToken cancellationToken = default
+        )
+        {
+            ArgumentNullException.ThrowIfNull(result);
+            return ValueTask.CompletedTask;
+        }
+
+    }
+}