NinjaTraderConsole.cs

#region Using Statements
using NinjaTrader.Gui;
using NinjaTrader.Gui.Tools;
using System;
using System.IO;
using System.Windows;
using System.Windows.Controls;
using System.Xml.Linq;
#endregion

namespace NinjaTrader.NinjaScript.AddOns
{
    public partial class NTConsoleBase : AddOnBase
    {
        //These variables will be used in checking if the current Addon already has a menu item, and also stores the new menu item to be added.
        private NTMenuItem existingMenuItems;
        private NTMenuItem newMenuItem;

        private void OnMenuItemClick(object sender, RoutedEventArgs e)
        {
            new NTConsole().Show();
            // Escreve algo no console
            //Console.WriteLine("Ol�, mundo!");
        }

        protected override void OnStateChange()
        {
            if (State == State.SetDefaults)
            {
                Description = "Show addon console output";
                Name = "Console Emulator";
            }
        }

        protected override void OnWindowCreated(Window window)
        {
            ControlCenter controlCenter = window as ControlCenter;

            if (controlCenter == null)
                return;

            existingMenuItems = controlCenter.FindFirst("ControlCenterMenuItemNew") as NTMenuItem;

            if (existingMenuItems == null)
                return;

            // This is the new menu item to be created, this assigns the menu text and will be used to Add this item to the Main Menu. 
            newMenuItem = new NTMenuItem { Header = Name, Style = Application.Current.TryFindResource("MainMenuItem") as Style };

            existingMenuItems.Items.Add(newMenuItem);
            // The new menu item will do nothing by its self, a click handler is added to complete the menu item and allow for clicks.
            newMenuItem.Click += OnMenuItemClick;
        }

        protected override void OnWindowDestroyed(Window window)
        {
            // This checks if there is not a menu item or if the destroyed window is not the control center.
            if (newMenuItem == null || !(window is ControlCenter) ||
                    existingMenuItems == null ||
                    !existingMenuItems.Items.Contains(newMenuItem))
                return;

            // if the destroyed window was the control center, we clean up the click handler and remove the custom menu item and set it to null.
            newMenuItem.Click -= OnMenuItemClick;
            existingMenuItems.Items.Remove(newMenuItem);
            newMenuItem = null;
        }
    }

    public partial class NTConsole : NTWindow, IWorkspacePersistence
    {
        #region Variables
        private const string AddOnName = "Console Emulator";
        private TextBox consoleTextBox;
        private Menu menu;
        private NTMenuItem saveMenuItem;
        private NTMenuItem clearMenuItem;
        #endregion

        public NTConsole()
        {

            Caption = AddOnName;
            Width = 600;
            Height = 400;

            // Cria uma nova barra de menus
            menu = new System.Windows.Controls.Menu();
            // Create menu items
            saveMenuItem = new NTMenuItem { Header = "Save" };
            menu.Items.Add(saveMenuItem);
            saveMenuItem.Click += SaveMenuItem_Click;
            clearMenuItem = new NTMenuItem { Header = "Clear" };
            menu.Items.Add(clearMenuItem);
            clearMenuItem.Click += ClearMenuItem_Click;


            // Add menu items to window menu
            //Menu.Items.Add(saveMenuItem);
            //Menu.Items.Add(clearMenuItem);

            // Create console text box
            consoleTextBox = new TextBox
            {
                AcceptsReturn = true,
                AcceptsTab = true,
                IsReadOnly = true,
                TextWrapping = TextWrapping.Wrap,
                VerticalScrollBarVisibility = ScrollBarVisibility.Auto,
                HorizontalScrollBarVisibility = ScrollBarVisibility.Auto,
                FontFamily = new System.Windows.Media.FontFamily("Consolas")
            };

            consoleTextBox.MouseDoubleClick += (sender, e) => consoleTextBox.SelectAll();

            Content = consoleTextBox;

            // Redirect console output to text box
            System.Console.SetOut(new TextBoxWriter(consoleTextBox));
            System.Console.SetError(new TextBoxWriter(consoleTextBox));
        }

        private void SaveMenuItem_Click(object sender, RoutedEventArgs e)
        {
            string fileName = "console_output" + DateTime.Now.ToString("yyyyMMddHHmmss") + ".txt";
            //string fileName = "console_output.txt";
            File.WriteAllText(fileName, consoleTextBox.Text);
        }

        private void ClearMenuItem_Click(object sender, RoutedEventArgs e)
        {
            consoleTextBox.Clear();
        }

        public void Restore(XDocument document, XElement element)
        {
        }

        public void Save(XDocument document, XElement element)
        {
        }
        protected override void OnClosed(EventArgs e)
        {
            base.OnClosed(e);
        }

        public WorkspaceOptions WorkspaceOptions { get; set; }
    }

    public class TextBoxWriter : TextWriter
    {
        private TextBox textBox;

        public TextBoxWriter(TextBox textBox)
        {
            this.textBox = textBox;
        }

        public override void Write(char value)
        {
            textBox.Dispatcher.BeginInvoke(new Action(() => textBox.AppendText(value.ToString())));
        }

        public override void Write(string value)
        {
            textBox.Dispatcher.BeginInvoke(new Action(() => textBox.AppendText(value)));
        }

        public override System.Text.Encoding Encoding
        {
            get
            {
                return System.Text.Encoding.UTF8;
            }
        }
    }
}