Optimize code structure for input module.

Assets/Cryville/Crtr/Config/ConfigScene.cs

@@ -57,7 +57,6 @@ namespace Cryville.Crtr.Config {
 			var proxy = new InputProxy(ruleset.Root, null);
 			proxy.LoadFrom(_rscfg.inputs);
 			m_inputConfigPanel.proxy = proxy;
-			Game.InputManager.Activate();
 		}
 
 		public void SwitchCategory(GameObject cat) {
@@ -68,7 +67,6 @@ namespace Cryville.Crtr.Config {
 		}
 
 		public void SaveAndReturnToMenu() {
-			Game.InputManager.Deactivate();
 			m_inputConfigPanel.proxy.SaveTo(_rscfg.inputs);
 			m_inputConfigPanel.proxy.Dispose();
 			FileInfo cfgfile = new FileInfo(

Assets/Cryville/Crtr/Config/InputConfigPanel.cs

@@ -24,6 +24,7 @@ namespace Cryville.Crtr.Config {
 		[SerializeField]
 		GameObject m_prefabInputConfigEntry;
 
+		readonly SimpleInputConsumer _consumer = new SimpleInputConsumer(Game.InputManager);
 		public InputProxy proxy;
 		readonly Dictionary<string, InputConfigPanelEntry> _entries = new Dictionary<string, InputConfigPanelEntry>();
 
@@ -32,7 +33,7 @@ namespace Cryville.Crtr.Config {
 			_sel = entry;
 			m_inputDialog.SetActive(true);
 			CallHelper.Purge(m_deviceList);
-			Game.InputManager.EnumerateEvents(ev => { });
+			_consumer.EnumerateEvents(ev => { });
 			_recvsrcs.Clear();
 			AddSourceItem(null);
 		}
@@ -46,10 +47,11 @@ namespace Cryville.Crtr.Config {
 				Target = _sel,
 				Source = src,
 			});
-			m_inputDialog.SetActive(false);
+			CloseDialog();
 		}
 
 		void Start() {
+			_consumer.Activate();
 			foreach (var i in m_configScene.ruleset.Root.inputs) {
 				var e = GameObject.Instantiate(m_prefabInputConfigEntry, m_entryList.transform).GetComponent<InputConfigPanelEntry>();
 				_entries.Add(i.Key, e);
@@ -59,6 +61,10 @@ namespace Cryville.Crtr.Config {
 			proxy.ProxyChanged += OnProxyChanged;
 		}
 
+		void OnDestroy() {
+			_consumer.Deactivate();
+		}
+
 		void OnProxyChanged(object sender, ProxyChangedEventArgs e) {
 			_entries[e.Name].SetEnabled(!e.Used);
 			_entries[e.Name].SetValue(e.Proxy == null ? "None" : e.Proxy.Value.Handler.GetTypeName(e.Proxy.Value.Type));
@@ -67,7 +73,7 @@ namespace Cryville.Crtr.Config {
 		readonly List<InputSource?> _recvsrcs = new List<InputSource?>();
 		void Update() {
 			if (m_inputDialog.activeSelf) {
-				Game.InputManager.EnumerateEvents(ev => {
+				_consumer.EnumerateEvents(ev => {
 					AddSourceItem(ev.Id.Source);
 				});
 			}

Assets/Cryville/Crtr/InputProxy.cs

@@ -65,10 +65,6 @@ namespace Cryville.Crtr {
 			if (_use[target] > 0)
 				throw new InvalidOperationException("Input already assigned");
 			if (proxy.Source != null) {
-				if (_judge != null) {
-					proxy.Source.Value.Handler.OnInput -= OnInput; // Prevent duplicated hooks, no exception will be thrown
-					proxy.Source.Value.Handler.OnInput += OnInput;
-				}
 				_tproxies.Add(target, proxy);
 				_sproxies.Add(proxy.Source.Value, proxy);
 				IncrementUseRecursive(target);
@@ -77,7 +73,6 @@ namespace Cryville.Crtr {
 		}
 		void Remove(InputProxyEntry proxy) {
 			var target = proxy.Target;
-			if (_judge != null) _tproxies[target].Source.Value.Handler.OnInput -= OnInput;
 			_sproxies.Remove(_tproxies[target].Source.Value);
 			_tproxies.Remove(target);
 			DecrementUseRecursive(target);
@@ -142,12 +137,22 @@ namespace Cryville.Crtr {
 		public void Activate() {
 			_activeCounts.Clear();
 			_vect.Clear(); _vecs.Clear();
-			foreach (var src in _sproxies.Keys) {
-				_activeCounts.Add(src, 0);
-				src.Handler.Activate();
+			foreach (var src in _sproxies) {
+				_activeCounts.Add(src.Key, 0);
+				var isrc = src.Value.Source;
+				if (isrc != null) {
+					isrc.Value.Handler.OnInput += OnInput;
+				}
+			}
+		}
+		public void Deactivate() {
+			foreach (var src in _sproxies) {
+				var isrc = src.Value.Source;
+				if (isrc != null) {
+					isrc.Value.Handler.OnInput -= OnInput;
+				}
 			}
 		}
-		public void Deactivate() { foreach (var src in _sproxies.Keys) src.Handler.Deactivate(); }
 
 		~InputProxy() {
 			Dispose(false);