From a3df5345f6fc5f12d738619a004c808ddd342f63 Mon Sep 17 00:00:00 2001
From: beirich <beirich@4bbf4f03-6f44-549e-7e59-35d4b0962838>
Date: Mon, 4 Jul 2011 23:36:06 +0000
Subject: [PATCH] GetPressedKey() progress, returns keyboard with desired
 modifier-key properties

---
 BizHawk.MultiClient/Input/Input.cs    |  4 +-
 BizHawk.MultiClient/Input/Keyboard.cs | 82 +++++++++++++++++++++++----
 2 files changed, 72 insertions(+), 14 deletions(-)

diff --git a/BizHawk.MultiClient/Input/Input.cs b/BizHawk.MultiClient/Input/Input.cs
index 1065b62aeb..dc1b539999 100644
--- a/BizHawk.MultiClient/Input/Input.cs
+++ b/BizHawk.MultiClient/Input/Input.cs
@@ -99,9 +99,7 @@ namespace BizHawk.MultiClient
                 }
 			}
 
-            // TODO: poll keyboard input
-
-			return null;
+		    return KeyInput.GetPressedKey();
 		}
 	}
 }
diff --git a/BizHawk.MultiClient/Input/Keyboard.cs b/BizHawk.MultiClient/Input/Keyboard.cs
index b9cdac558e..e008dcecac 100644
--- a/BizHawk.MultiClient/Input/Keyboard.cs
+++ b/BizHawk.MultiClient/Input/Keyboard.cs
@@ -1,4 +1,5 @@
 using System.Collections.Generic;
+using System.Text;
 using SlimDX;
 using SlimDX.DirectInput;
 
@@ -64,20 +65,79 @@ namespace BizHawk.MultiClient
 			return false;
 		}
 
-		public static Key? GetPressedKey()
+		public static string GetPressedKey()
 		{
-			// TODO uhh this will return the same key over and over though.
 			if (state.PressedKeys.Count == 0)
 				return null;
-			if (state.PressedKeys[0] == Key.NumberPad8)
-				return Key.UpArrow;
-			if (state.PressedKeys[0] == Key.NumberPad2)
-				return Key.DownArrow;
-			if (state.PressedKeys[0] == Key.NumberPad4)
-				return Key.LeftArrow;
-			if (state.PressedKeys[0] == Key.NumberPad6)
-				return Key.RightArrow;
-			return state.PressedKeys[0];
+
+		    Key? key = null;
+            for (int i=0; i<state.PressedKeys.Count; i++)
+            {
+                if (state.PressedKeys[i].IsModifier())
+                    continue;
+                key = state.PressedKeys[i];
+                break;
+            }
+
+            if (key == null)
+                return null;
+
+		    string keystr = GetModifierKeys() ?? "";
+		    return keystr + key;
 		}
+
+	    public static bool ShiftModifier
+	    {
+	        get
+	        {
+	            if (state.IsPressed(Key.LeftShift)) return true;
+                if (state.IsPressed(Key.RightShift)) return true;
+	            return false;
+	        }
+	    }
+
+        public static bool CtrlModifier
+        {
+            get
+            {
+                if (state.IsPressed(Key.LeftControl)) return true;
+                if (state.IsPressed(Key.RightControl)) return true;
+                return false;
+            }
+        }
+
+        public static bool AltModifier
+        {
+            get
+            {
+                if (state.IsPressed(Key.LeftAlt)) return true;
+                if (state.IsPressed(Key.RightAlt)) return true;
+                return false;
+            }
+        }
+
+        public static string GetModifierKeys()
+        {
+            StringBuilder sb = new StringBuilder(16);
+            if (ShiftModifier) sb.Append("Shift+");
+            if (CtrlModifier) sb.Append("Ctrl+");
+            if (AltModifier) sb.Append("Alt+");
+            if (sb.Length == 0) return null;
+            return sb.ToString();
+        }
 	}
+
+    internal static class KeyExtensions
+    {
+        public static bool IsModifier(this Key key)
+        {
+            if (key == Key.LeftShift) return true;
+            if (key == Key.RightShift) return true;
+            if (key == Key.LeftControl) return true;
+            if (key == Key.RightControl) return true;
+            if (key == Key.LeftAlt) return true;
+            if (key == Key.RightAlt) return true;
+            return false;
+        }
+    }
 }
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