Imported existing code

indra/llwindow/llkeyboardsdl.h

@@ -0,0 +1,61 @@
+/** 
+ * @file llkeyboardsdl.h
+ * @brief Handler for assignable key bindings
+ *
+ * $LicenseInfo:firstyear=2004&license=viewergpl$
+ * 
+ * Copyright (c) 2004-2009, Linden Research, Inc.
+ * 
+ * Second Life Viewer Source Code
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
+ * 
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at
+ * http://secondlifegrid.net/programs/open_source/licensing/flossexception
+ * 
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_LLKEYBOARDSDL_H
+#define LL_LLKEYBOARDSDL_H
+
+#include "llkeyboard.h"
+#include "SDL/SDL.h"
+
+class LLKeyboardSDL : public LLKeyboard
+{
+public:
+	LLKeyboardSDL();
+	/*virtual*/ ~LLKeyboardSDL() {};
+
+	/*virtual*/ BOOL	handleKeyUp(const U16 key, MASK mask);
+	/*virtual*/ BOOL	handleKeyDown(const U16 key, MASK mask);
+	/*virtual*/ void	resetMaskKeys();
+	/*virtual*/ MASK	currentMask(BOOL for_mouse_event);
+	/*virtual*/ void	scanKeyboard();
+
+protected:
+	MASK	updateModifiers(const U32 mask);
+	void	setModifierKeyLevel( KEY key, BOOL new_state );
+	BOOL	translateNumpadKey( const U16 os_key, KEY *translated_key );
+	U16	inverseTranslateNumpadKey(const KEY translated_key);
+private:
+	std::map<U16, KEY> mTranslateNumpadMap;  // special map for translating OS keys to numpad keys
+	std::map<KEY, U16> mInvTranslateNumpadMap; // inverse of the above
+};
+
+#endif