Implemented Transport Immediate mode on TCP and SignalR.

Implemented Tango.Console components.

1 files changed, 194 insertions, 0 deletions

diff --git a/Software/Visual_Studio/Tango.Console/ConsoleTextBox.cs b/Software/Visual_Studio/Tango.Console/ConsoleTextBox.cs
index e2f1f53c3..905843f81 100644
--- a/Software/Visual_Studio/Tango.Console/ConsoleTextBox.cs
+++ b/Software/Visual_Studio/Tango.Console/ConsoleTextBox.cs
@@ -1,10 +1,12 @@
 using System;
 using System.Collections.Generic;
+using System.Collections.ObjectModel;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
 using System.Windows;
 using System.Windows.Controls;
+using System.Windows.Controls.Primitives;
 using System.Windows.Data;
 using System.Windows.Documents;
 using System.Windows.Input;
@@ -18,6 +20,8 @@ namespace Tango.Console
     public class ConsoleTextBox : TextBox
     {
         private Border _caret;
+        private ListBox _listSuggestions;
+        private Popup _popup;
 
         static ConsoleTextBox()
         {
@@ -32,12 +36,199 @@ namespace Tango.Console
         public static readonly DependencyProperty CaretBottomBrushProperty =
             DependencyProperty.Register("CaretBottomBrush", typeof(Brush), typeof(ConsoleTextBox), new PropertyMetadata(null));
 
+        public double CaretPosition
+        {
+            get { return (double)GetValue(CaretPositionProperty); }
+            set { SetValue(CaretPositionProperty, value); }
+        }
+        public static readonly DependencyProperty CaretPositionProperty =
+            DependencyProperty.Register("CaretPosition", typeof(double), typeof(ConsoleTextBox), new PropertyMetadata(0.0));
+
+        public Visibility SuggestionsVisibility
+        {
+            get { return (Visibility)GetValue(SuggestionsVisibilityProperty); }
+            set { SetValue(SuggestionsVisibilityProperty, value); }
+        }
+        public static readonly DependencyProperty SuggestionsVisibilityProperty =
+            DependencyProperty.Register("SuggestionsVisibility", typeof(Visibility), typeof(ConsoleTextBox), new PropertyMetadata(Visibility.Collapsed));
+
+        public List<ConsoleSuggestion> FilteredSuggestions
+        {
+            get { return (List<ConsoleSuggestion>)GetValue(FilteredSuggestionsProperty); }
+            set { SetValue(FilteredSuggestionsProperty, value); }
+        }
+        public static readonly DependencyProperty FilteredSuggestionsProperty =
+            DependencyProperty.Register("FilteredSuggestions", typeof(List<ConsoleSuggestion>), typeof(ConsoleTextBox), new PropertyMetadata(null));
+
+        public IEnumerable<ConsoleSuggestion> Suggestions
+        {
+            get { return (IEnumerable<ConsoleSuggestion>)GetValue(SuggestionsProperty); }
+            set { SetValue(SuggestionsProperty, value); }
+        }
+        public static readonly DependencyProperty SuggestionsProperty =
+            DependencyProperty.Register("Suggestions", typeof(IEnumerable<ConsoleSuggestion>), typeof(ConsoleTextBox), new PropertyMetadata(null));
+
+        public ConsoleSuggestion SelectedSuggestion
+        {
+            get { return (ConsoleSuggestion)GetValue(SelectedSuggestionProperty); }
+            set { SetValue(SelectedSuggestionProperty, value); }
+        }
+        public static readonly DependencyProperty SelectedSuggestionProperty =
+            DependencyProperty.Register("SelectedSuggestion", typeof(ConsoleSuggestion), typeof(ConsoleTextBox), new PropertyMetadata(null));
+
+        public int MaxSuggestions
+        {
+            get { return (int)GetValue(MaxSuggestionsProperty); }
+            set { SetValue(MaxSuggestionsProperty, value); }
+        }
+        public static readonly DependencyProperty MaxSuggestionsProperty =
+            DependencyProperty.Register("MaxSuggestions", typeof(int), typeof(ConsoleTextBox), new PropertyMetadata(1000));
+
+        public Brush SuggestionsBorderBrush
+        {
+            get { return (Brush)GetValue(SuggestionsBorderBrushProperty); }
+            set { SetValue(SuggestionsBorderBrushProperty, value); }
+        }
+        public static readonly DependencyProperty SuggestionsBorderBrushProperty =
+            DependencyProperty.Register("SuggestionsBorderBrush", typeof(Brush), typeof(ConsoleTextBox), new PropertyMetadata(null));
+
+        public Brush SuggestionsBackground
+        {
+            get { return (Brush)GetValue(SuggestionsBackgroundProperty); }
+            set { SetValue(SuggestionsBackgroundProperty, value); }
+        }
+        public static readonly DependencyProperty SuggestionsBackgroundProperty =
+            DependencyProperty.Register("SuggestionsBackground", typeof(Brush), typeof(ConsoleTextBox), new PropertyMetadata(null));
+
+        public Brush SuggestionsForeground
+        {
+            get { return (Brush)GetValue(SuggestionsForegroundProperty); }
+            set { SetValue(SuggestionsForegroundProperty, value); }
+        }
+        public static readonly DependencyProperty SuggestionsForegroundProperty =
+            DependencyProperty.Register("SuggestionsForeground", typeof(Brush), typeof(ConsoleTextBox), new PropertyMetadata(null));
+
+
         public ConsoleTextBox()
         {
             SelectionChanged += (sender, e) => MoveCustomCaret();
             LostFocus += (sender, e) => _caret.Visibility = Visibility.Collapsed;
             GotKeyboardFocus += (sender, e) => _caret.Visibility = Visibility.Visible;
             LostKeyboardFocus += (sender, e) => _caret.Visibility = Visibility.Collapsed;
+
+            Suggestions = ConsoleDictionary.GetKnownCommands().Select(x => new ConsoleSuggestion()
+            {
+                Name = x.Name,
+                Description = x.Description
+            }).ToObservableCollection();
+        }
+
+        protected override void OnPreviewKeyDown(KeyEventArgs e)
+        {
+            if (SuggestionsVisibility == Visibility.Visible)
+            {
+                if (e.Key == Key.Down)
+                {
+                    if (_listSuggestions.SelectedIndex < _listSuggestions.Items.Count - 1)
+                    {
+                        _listSuggestions.SelectedIndex++;
+                        _listSuggestions.ScrollIntoView(SelectedSuggestion);
+
+                        _popup.IsOpen = false;
+
+                        if (SelectedSuggestion != null && SelectedSuggestion.Description != null)
+                        {
+                            _popup.IsOpen = FilteredSuggestions.Count > 0;
+                        }
+                    }
+
+                    e.Handled = true;
+                    return;
+                }
+                else if (e.Key == Key.Up)
+                {
+                    if (_listSuggestions.SelectedIndex > 0)
+                    {
+                        _listSuggestions.SelectedIndex--;
+                        _listSuggestions.ScrollIntoView(SelectedSuggestion);
+
+                        _popup.IsOpen = false;
+                        if (SelectedSuggestion != null && SelectedSuggestion.Description != null)
+                        {
+                            _popup.IsOpen = FilteredSuggestions.Count > 0;
+                        }
+                    }
+
+                    e.Handled = true;
+                    return;
+                }
+                else if (e.Key == Key.Enter)
+                {
+                    var selectedItem = (_listSuggestions.SelectedItem as ConsoleSuggestion);
+                    if (selectedItem != null)
+                    {
+                        var words = Text.Split(' ').ToList();
+
+                        if (words.Count > 1)
+                        {
+                            words = words.Take(words.Count - 1).ToList();
+                            Text = String.Join(" ", words) + " " + selectedItem.Name;
+                        }
+                        else
+                        {
+                            Text = selectedItem.Name;
+                        }
+
+                        CaretIndex = Text.Length;
+                        SuggestionsVisibility = Visibility.Collapsed;
+                        e.Handled = true;
+                        return;
+                    }
+                }
+            }
+
+            base.OnPreviewKeyDown(e);
+        }
+
+        protected override void OnTextChanged(TextChangedEventArgs e)
+        {
+            base.OnTextChanged(e);
+
+            if (CaretIndex == Text.Length)
+            {
+                String lastWord = Text.Split(' ').LastOrDefault();
+                lastWord?.Trim();
+
+                if (Suggestions != null)
+                {
+                    FilteredSuggestions = Suggestions.Where(x => lastWord.IsNotNullOrEmpty() && x.Name.ToLower().StartsWith(lastWord.ToLower())).OrderBy(x => x.Name).Take(MaxSuggestions).ToList();
+
+                    if (Text.Contains(" "))
+                    {
+                        FilteredSuggestions = FilteredSuggestions.Where(x => x.Type != ConsoleSuggestionType.Command).ToList();
+                    }
+
+                    SuggestionsVisibility = FilteredSuggestions.Count > 0 ? Visibility.Visible : Visibility.Collapsed;
+                    _popup.IsOpen = false;
+                    _popup.IsOpen = FilteredSuggestions.Count > 0 && SelectedSuggestion != null;
+                }
+            }
+            else
+            {
+                SuggestionsVisibility = Visibility.Collapsed;
+                _popup.IsOpen = false;
+            }
+        }
+
+        protected override void OnSelectionChanged(RoutedEventArgs e)
+        {
+            base.OnSelectionChanged(e);
+
+            if (CaretIndex < Text.Length)
+            {
+                SuggestionsVisibility = Visibility.Collapsed;
+                _popup.IsOpen = false;
+            }
         }
 
         public override void OnApplyTemplate()
@@ -45,6 +236,8 @@ namespace Tango.Console
             base.OnApplyTemplate();
 
             _caret = GetTemplateChild("PART_Caret") as Border;
+            _listSuggestions = GetTemplateChild("PART_listSuggestions") as ListBox;
+            _popup = GetTemplateChild("PART_popup") as Popup;
         }
 
         private void MoveCustomCaret()
@@ -54,6 +247,7 @@ namespace Tango.Console
             if (!double.IsInfinity(caretLocation.X))
             {
                 Canvas.SetLeft(_caret, caretLocation.X);
+                CaretPosition = caretLocation.X;
             }
         }
     }