From 773a53d2e32ca21c96928c931c948aa487ac9b15 Mon Sep 17 00:00:00 2001
From: adelikat <adelikat@tasvideos.org>
Date: Sun, 30 Nov 2014 18:35:25 +0000
Subject: [PATCH] Hotkeys that operate on tools - check that the core has the
 proper prerequisites before opening them

---
 BizHawk.Client.EmuHawk/MainForm.Hotkey.cs   | 35 ++++++++++++++++-----
 BizHawk.Client.EmuHawk/tools/ToolManager.cs |  3 ++
 2 files changed, 31 insertions(+), 7 deletions(-)

diff --git a/BizHawk.Client.EmuHawk/MainForm.Hotkey.cs b/BizHawk.Client.EmuHawk/MainForm.Hotkey.cs
index dff2b1c93b..137e228075 100644
--- a/BizHawk.Client.EmuHawk/MainForm.Hotkey.cs
+++ b/BizHawk.Client.EmuHawk/MainForm.Hotkey.cs
@@ -315,7 +315,10 @@ namespace BizHawk.Client.EmuHawk
 					}
 					break;
 				case "TAStudio":
-					GlobalWin.Tools.Load<TAStudio>();
+					if (Global.Emulator.HasSavestates())
+					{
+						GlobalWin.Tools.Load<TAStudio>();
+					}
 					break;
 				case "ToolBox":
 					GlobalWin.Tools.Load<ToolBox>();
@@ -326,22 +329,40 @@ namespace BizHawk.Client.EmuHawk
 
 				// Ram Search
 				case "Do Search":
-					GlobalWin.Tools.RamSearch.DoSearch();
+					if (Global.Emulator.HasMemoryDomains())
+					{
+						GlobalWin.Tools.RamSearch.DoSearch();
+					}
 					break;
 				case "New Search":
-					GlobalWin.Tools.RamSearch.NewSearch();
+					if (Global.Emulator.HasMemoryDomains())
+					{
+						GlobalWin.Tools.RamSearch.NewSearch();
+					}
 					break;
 				case "Previous Compare To":
-					GlobalWin.Tools.RamSearch.NextCompareTo(reverse: true);
+					if (Global.Emulator.HasMemoryDomains())
+					{
+						GlobalWin.Tools.RamSearch.NextCompareTo(reverse: true);
+					}
 					break;
 				case "Next Compare To":
-					GlobalWin.Tools.RamSearch.NextCompareTo();
+					if (Global.Emulator.HasMemoryDomains())
+					{
+						GlobalWin.Tools.RamSearch.NextCompareTo();
+					}
 					break;
 				case "Previous Operator":
-					GlobalWin.Tools.RamSearch.NextOperator(reverse: true);
+					if (Global.Emulator.HasMemoryDomains())
+					{
+						GlobalWin.Tools.RamSearch.NextOperator(reverse: true);
+					}
 					break;
 				case "Next Operator":
-					GlobalWin.Tools.RamSearch.NextOperator();
+					if (Global.Emulator.HasMemoryDomains())
+					{
+						GlobalWin.Tools.RamSearch.NextOperator();
+					}
 					break;
 
 				// SNES
diff --git a/BizHawk.Client.EmuHawk/tools/ToolManager.cs b/BizHawk.Client.EmuHawk/tools/ToolManager.cs
index 109b6602c1..bf120fced4 100644
--- a/BizHawk.Client.EmuHawk/tools/ToolManager.cs
+++ b/BizHawk.Client.EmuHawk/tools/ToolManager.cs
@@ -2,6 +2,8 @@
 using System.Collections.Generic;
 using System.IO;
 using System.Linq;
+
+using BizHawk.Emulation.Common.IEmulatorExtensions;
 using BizHawk.Client.Common;
 
 namespace BizHawk.Client.EmuHawk
@@ -448,6 +450,7 @@ namespace BizHawk.Client.EmuHawk
 
 		public void LoadRamWatch(bool loadDialog)
 		{
+			if (Global.Emulator.HasMemoryDomains())
 			if (!IsLoaded<RamWatch>() && Global.Config.RecentWatches.AutoLoad && !Global.Config.RecentWatches.Empty)
 			{
 				GlobalWin.Tools.RamWatch.LoadFileFromRecent(Global.Config.RecentWatches.MostRecent);