veilid-server now defaults to waiting for port 5150

veilid-flutter/example/lib/history_text_editing_controller.dart

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+import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
+
+/// TextField History Controller
+class HistoryTextEditingController {
+  HistoryTextEditingController(
+      {required this.setState, TextEditingController? controller})
+      : _controller = controller ?? TextEditingController() {
+    _historyFocusNode = FocusNode(onKeyEvent: (_node, event) {
+      if (event.runtimeType == KeyDownEvent &&
+          event.logicalKey == LogicalKeyboardKey.arrowUp) {
+        if (_historyPosition > 0) {
+          if (_historyPosition == _history.length) {
+            _historyCurrentEdit = _controller.text;
+          }
+          _historyPosition -= 1;
+          setState(() {
+            _controller.text = _history[_historyPosition];
+          });
+        }
+        return KeyEventResult.handled;
+      } else if (event.runtimeType == KeyDownEvent &&
+          event.logicalKey == LogicalKeyboardKey.arrowDown) {
+        if (_historyPosition < _history.length) {
+          _historyPosition += 1;
+          setState(() {
+            if (_historyPosition == _history.length) {
+              _controller.text = _historyCurrentEdit;
+            } else {
+              _controller.text = _history[_historyPosition];
+            }
+          });
+        }
+        return KeyEventResult.handled;
+      } else if (event.runtimeType == KeyDownEvent) {
+        _historyPosition = _history.length;
+        _historyCurrentEdit = _controller.text;
+      }
+      return KeyEventResult.ignored;
+    });
+  }
+
+  void submit(String v) {
+    // add to history
+    if (_history.isEmpty || _history.last != v) {
+      _history.add(v);
+      if (_history.length > 100) {
+        _history.removeAt(0);
+      }
+    }
+    _historyPosition = _history.length;
+    setState(() {
+      _controller.text = '';
+    });
+  }
+
+  FocusNode get focusNode => _historyFocusNode;
+  TextEditingController get controller => _controller;
+
+  ////////////////////////////////////////////////////////////////////////////
+
+  late void Function(void Function()) setState;
+  final TextEditingController _controller;
+  late final FocusNode _historyFocusNode;
+
+  final List<String> _history = [];
+  int _historyPosition = 0;
+  String _historyCurrentEdit = '';
+}