Die Gui hat nun ein Chatfenster. Bisher können lediglich nachrichten

versandt, jedoch nicht empfangen werden.

src/Gui/ChatInputBox.cs

@@ -0,0 +1,82 @@
+using System;
+using System.Collections.Generic;
+using System.Windows.Forms;
+
+namespace WorldOfPeacecraft
+{
+	public class ChatInputBox : TextBox
+	{
+		private LinkedList<string> InputHistory = new LinkedList<string>();
+		private LinkedListNode<string> CurrentHistoryEntry;
+
+		public delegate void ChatMessageSubmittedEventHandler (string message);
+		public event ChatMessageSubmittedEventHandler ChatMessageSubmitted;
+
+		public ChatInputBox ()
+		{
+			this.KeyDown += KeyDownEvent;
+			this.KeyPress += KeyPressEvent;
+		}
+
+		private void KeyPressEvent (object o, KeyPressEventArgs args)
+		{
+			// Supress the "ding"-sound
+			if (args.KeyChar == (char)Keys.Return) {
+				args.Handled = true;
+			}
+		}
+
+		private void KeyDownEvent (object o, KeyEventArgs args)
+		{
+			if (args.KeyCode == Keys.Return) {
+				if (this.Text != "")
+				{
+					string message = this.Text;
+					this.Text = "";
+					if (CurrentHistoryEntry == null) {
+						InputHistory.AddLast (message);
+					}
+					else {
+						CurrentHistoryEntry.Value = message;
+						CurrentHistoryEntry = null;
+					}
+					if (ChatMessageSubmitted != null) {
+						this.ChatMessageSubmitted (message);
+					}
+				}
+				args.Handled = true;
+			} else if (args.KeyCode == Keys.Up) {
+				if (InputHistory.Count > 0) {
+					if (CurrentHistoryEntry == null) {
+						CurrentHistoryEntry = InputHistory.Last;
+						if (this.Text != "")
+						{
+							InputHistory.AddLast(this.Text);
+						}
+						this.Text = CurrentHistoryEntry.Value;
+						args.Handled = true;
+					} else {
+						if (CurrentHistoryEntry != InputHistory.First) {
+							CurrentHistoryEntry.Value = this.Text;
+							CurrentHistoryEntry = CurrentHistoryEntry.Previous;
+							this.Text = CurrentHistoryEntry.Value;
+							args.Handled = true;
+						}
+					}
+				}
+			} else if (args.KeyCode == Keys.Down) {
+				if (CurrentHistoryEntry != null)
+				{
+					CurrentHistoryEntry.Value = this.Text;
+					CurrentHistoryEntry = CurrentHistoryEntry.Next;
+					if (CurrentHistoryEntry == null) {
+						this.Text = "";
+					} else {
+						this.Text = CurrentHistoryEntry.Value;
+					}
+				}
+			}
+		}
+	}
+
+}

src/Gui/ChatPanel.cs

@@ -0,0 +1,46 @@
+using System.Drawing;
+using System.Windows.Forms;
+
+namespace WorldOfPeacecraft
+{
+	public class ChatPanel :  Panel
+	{
+		private ChatInputBox ChatInput;
+		private TextBox ChatOutput;
+		private IBackend Backend;
+
+		public ChatPanel (IBackend backend)
+		{
+			Backend = backend;
+			ChatInput = new ChatInputBox ();
+			ChatInput.ChatMessageSubmitted += OnChatMessageSent;
+			ChatOutput = new TextBox ();
+			ChatOutput.ReadOnly = true;
+			ChatOutput.Multiline = true;
+
+			this.Controls.Add (ChatInput);
+			this.Controls.Add (ChatOutput);
+		}
+
+		protected override void OnLayout (LayoutEventArgs levent)
+		{
+			int outputHeight = this.ClientSize.Height - ChatInput.Height;
+			ChatOutput.Location = new Point (0, 0);
+			ChatOutput.Size = new Size (this.ClientSize.Width, outputHeight);
+			ChatInput.Location = new Point (0, outputHeight);
+			ChatInput.Size = new Size (this.ClientSize.Width, ChatInput.ClientSize.Width);
+			base.OnLayout (levent);
+		}
+
+		private void OnChatMessageSent (string message)
+		{
+			if (message.StartsWith ("/")) {
+				string command = message.Substring (1);
+				Backend.SendCommand(command);
+			} else {
+				Backend.SendChatMessage(message);
+			}
+			// TODO Move focus to board?
+		}
+	}
+}

src/Gui/Gui.cs

@@ -8,11 +8,13 @@ namespace WorldOfPeacecraft
 {
 	class Gui : Form, IGui
 	{
-		private const int tileSize = 32;
-		private const int entitySize = 10;
+		private const int TileSize = 32;
+		private const int EntitySize = 10;
+		private const int ChatWidth = 300;
 		private IBackend Backend;
 
 		private Panel Board = new Panel();
+		private ChatPanel ChatPanel;
 
 		public Gui ()
 		{
@@ -33,18 +35,23 @@ namespace WorldOfPeacecraft
 
 		public void InitializeComponents ()
 		{
+			ChatPanel = new ChatPanel (Backend);
 			this.SuspendLayout();
-			this.Size = new Size(400, 400);
+			this.Size = new Size(400 + ChatWidth, 400);
 			Board.Location = new Point(0,0);
 			Board.Size = new Size(400, 400);
 			Board.Paint += DoPaint;
+			ChatPanel.Location = new Point (400, 0);
+			ChatPanel.Size = new Size (300, 400);
 			this.DoubleBuffered = true;
 			this.MaximizeBox = false;
             this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedSingle;
 			this.Name = "WorldOfPeacecraft";
             this.ShowIcon = false;
 
-			this.Controls.Add(Board);
+			this.Controls.Add (Board);
+			this.Controls.Add (ChatPanel);
+
 			this.ResumeLayout();
 		}
 
@@ -82,8 +89,8 @@ namespace WorldOfPeacecraft
 
 		public void PaintTile (Graphics g, ITile tile, int x, int y)
 		{
-			int posx = x * tileSize;
-			int posy = y * tileSize;
+			int posx = x * TileSize;
+			int posy = y * TileSize;
 			Color color;
 			if (tile.IsForest ()) {
 				color = Color.Green;
@@ -99,7 +106,7 @@ namespace WorldOfPeacecraft
 			} else {
 				color = Color.Black;
 			}
-			g.FillRectangle(new SolidBrush(color), posx, posy, tileSize, tileSize);
+			g.FillRectangle(new SolidBrush(color), posx, posy, TileSize, TileSize);
 		}
 
 		public void PaintEntities (Graphics g)
@@ -116,10 +123,10 @@ namespace WorldOfPeacecraft
 
 		public void PaintEntity (Graphics g, IPositionable entity)
 		{
-			int x = entity.GetX () * tileSize + tileSize / 2 - entitySize / 2;
-			int y = entity.GetY () * tileSize + tileSize / 2 - entitySize / 2;
-			g.FillRectangle (new SolidBrush (Color.Red), x, y, entitySize, entitySize);
-			g.DrawRectangle (new Pen( new SolidBrush (Color.Black)), x, y, entitySize, entitySize);
+			int x = entity.GetX () * TileSize + TileSize / 2 - EntitySize / 2;
+			int y = entity.GetY () * TileSize + TileSize / 2 - EntitySize / 2;
+			g.FillRectangle (new SolidBrush (Color.Red), x, y, EntitySize, EntitySize);
+			g.DrawRectangle (new Pen( new SolidBrush (Color.Black)), x, y, EntitySize, EntitySize);
 		}
 
 		public void PerformRefresh ()
@@ -130,11 +137,13 @@ namespace WorldOfPeacecraft
 				if (map == null) {
 					return;
 				}
-				int mapWidth = (map.GetLength(0)) * tileSize;
-				int mapHeight = (map.GetLength(1)) * tileSize;
+				int mapWidth = (map.GetLength(0)) * TileSize;
+				int mapHeight = (map.GetLength(1)) * TileSize;
 				this.SuspendLayout();
-				this.SetClientSizeCore(mapWidth, mapHeight);
+				this.SetClientSizeCore(mapWidth + ChatWidth, mapHeight);
 				Board.Size = new Size(mapWidth, mapHeight);
+				ChatPanel.Location = new Point (mapWidth, 0);
+				ChatPanel.Size = new Size (ChatWidth, mapHeight);
 				this.ResumeLayout();
 				this.PerformLayout();
 				this.Refresh();

src/Gui/IBackend.cs

@@ -10,6 +10,10 @@ namespace WorldOfPeacecraft
 
 		IEnumerable<IPositionable> GetDragons();
 
+		void SendChatMessage (string message);
+
+		void SendCommand (string command);
+
 		void StartThreads();
 
 		void Stop();