diff --git a/Example/demo.cs b/Example/demo.cs
index 6db1bb40b..76e24ddbc 100644
--- a/Example/demo.cs
+++ b/Example/demo.cs
@@ -1,5 +1,7 @@
using Terminal.Gui;
using System;
+using System.Linq;
+using System.IO;
using Mono.Terminal;
using System.Collections.Generic;
using System.Diagnostics;
@@ -410,6 +412,18 @@ static class Demo {
}
MessageBox.Query (60, 10, "Selected Animals", result == "" ? "No animals selected" : result, "Ok");
}
+
+ static void TextFieldAutoCompleteDemo ()
+ {
+ var items = Directory.GetFiles (@"..\..\..\Terminal.Gui", "*.cs", SearchOption.AllDirectories).Select (x => Path.GetFileName (x)).ToList ();
+ var list = new TextFieldAutoComplete (0, 0, 36, 7, items);
+ list.Changed += (object sender, ustring text) => { Application.RequestStop (); };
+
+ var d = new Dialog ("Select source file", 40, 12) { list };
+ Application.Run (d);
+
+ MessageBox.Query (60, 10, "Selected file", list.Text == null ? "Nothing selected" : list.Text, "Ok");
+ }
#endregion
@@ -540,6 +554,7 @@ static class Demo {
new MenuBarItem ("_List Demos", new MenuItem [] {
new MenuItem ("Select _Multiple Items", "", () => ListSelectionDemo (true)),
new MenuItem ("Select _Single Item", "", () => ListSelectionDemo (false)),
+ new MenuItem ("Search Single Item", "", TextFieldAutoCompleteDemo)
}),
new MenuBarItem ("A_ssorted", new MenuItem [] {
new MenuItem ("_Show text alignments", "", () => ShowTextAlignments ()),
diff --git a/Terminal.Gui/Views/TextFieldAutoComplete.cs b/Terminal.Gui/Views/TextFieldAutoComplete.cs
new file mode 100644
index 000000000..3c8c1f210
--- /dev/null
+++ b/Terminal.Gui/Views/TextFieldAutoComplete.cs
@@ -0,0 +1,137 @@
+//
+// TextFieldAutoComplete.cs: TextField with AutoComplete
+//
+// Author:
+// Ross Ferguson (ross.c.ferguson@btinternet.com)
+//
+
+using System;
+using System.Linq;
+using System.Collections.Generic;
+using NStack;
+
+namespace Terminal.Gui {
+ ///
+ /// TextField with AutoComplete
+ ///
+ public class TextFieldAutoComplete : View {
+ public event EventHandler Changed;
+
+ readonly IList listsource;
+ IList searchset;
+ readonly TextField search;
+ readonly ListView listview;
+ readonly int height;
+
+ ///
+ /// Public constructor
+ ///
+ /// The x coordinate
+ /// The y coordinate
+ /// The width
+ /// The height
+ /// Auto completetion source
+ public TextFieldAutoComplete(int x, int y, int w, int h, IList source) : base()
+ {
+ listsource = searchset = source;
+ height = h;
+ search = new TextField(x, y, w, "");
+ search.Changed += Search_Changed;
+
+ listview = new ListView(new Rect(x, y + 1, w, Math.Min(height, searchset.Count())), listsource.ToList())
+ {
+ //LayoutStyle = LayoutStyle.Computed,
+ };
+
+ this.Add(listview);
+ this.Add(search);
+ this.SetFocus(search);
+
+ this.OnEnter += (object sender, EventArgs e) => { this.SetFocus(search); };
+ }
+
+ public override bool ProcessKey(KeyEvent e)
+ {
+ if (e.Key == Key.Tab)
+ {
+ base.ProcessKey(e);
+ return false; // allow tab-out to next control
+ }
+
+ if (e.Key == Key.Enter)
+ {
+ if (Text == null)
+ return false; // allow tab-out to next control
+
+ search.Text = Text;
+ search.CursorPosition = search.Text.Length;
+ searchset.Clear();
+ listview.Clear();
+ this.SetFocus(search);
+
+ Changed?.Invoke(this, search.Text);
+
+ return true;
+ }
+
+ if (e.Key == Key.CursorDown && search.HasFocus) // jump to list
+ {
+ this.SetFocus(listview);
+ listview.SelectedItem = 0;
+ return true;
+ }
+
+ if(e.Key == Key.CursorUp && listview.SelectedItem == 0 && listview.HasFocus) // jump back to search
+ {
+ this.SetFocus(search);
+ return true;
+ }
+
+ // Unix emulation
+ if (e.Key == Key.ControlU || e.Key == Key.Esc)
+ {
+ Reset();
+ return true;
+ }
+
+ return base.ProcessKey(e);
+ }
+
+ ///
+ /// The currenlty selected list item
+ ///
+ public string Text
+ {
+ get
+ {
+ if (listview.Source.Count == 0 || searchset.Count() == 0)
+ return search.Text.ToString();
+
+ return searchset.ToList()[listview.SelectedItem] as string;
+ }
+ }
+
+ ///
+ /// Reset to full original list
+ ///
+ private void Reset()
+ {
+ search.Text = "";
+ searchset = listsource;
+ listview.SetSource(searchset.ToList());
+ this.SetFocus(search);
+ }
+
+ private void Search_Changed(object sender, ustring e)
+ {
+
+ if (string.IsNullOrEmpty(search.Text.ToString()))
+ searchset = listsource;
+ else
+ searchset = listsource.Where(x => x.ToLower().Contains(search.Text.ToString().ToLower())).ToList();
+
+ listview.SetSource(searchset.ToList());
+ listview.Height = Math.Min(height, searchset.Count());
+ }
+ }
+}