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diff --git a/indra/newview/llsetkeybinddialog.h b/indra/newview/llsetkeybinddialog.h
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+++ b/indra/newview/llsetkeybinddialog.h
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+/** 
+ * @file llsetkeybinddialog.h
+ * @brief LLSetKeyBindDialog class definition
+ *
+ * $LicenseInfo:firstyear=2019&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2019, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+
+#ifndef LL_LLSETKEYBINDDIALOG_H
+#define LL_LLSETKEYBINDDIALOG_H
+
+#include "llmodaldialog.h"
+
+class LLCheckBoxCtrl;
+class LLTextBase;
+
+// Filters for LLSetKeyBindDialog
+static const U32 ALLOW_MOUSE = 1;
+static const U32 ALLOW_MASK_MOUSE = 2;
+static const U32 ALLOW_KEYS = 4; //keyboard
+static const U32 ALLOW_MASK_KEYS = 8;
+static const U32 ALLOW_MASKS = 16;
+static const U32 DEFAULT_KEY_FILTER = ALLOW_MOUSE | ALLOW_MASK_MOUSE | ALLOW_KEYS | ALLOW_MASKS | ALLOW_MASK_KEYS;
+
+
+class LLKeyBindResponderInterface
+{
+public:
+    virtual ~LLKeyBindResponderInterface() {};
+
+    virtual void onCancelKeyBind() = 0;
+    virtual void onDefaultKeyBind(bool all_modes) = 0;
+    // returns true if parent failed to set key due to key being in use
+    virtual bool onSetKeyBind(EMouseClickType click, KEY key, MASK mask, bool all_modes) = 0;
+};
+
+class LLSetKeyBindDialog : public LLModalDialog
+{
+public:
+    LLSetKeyBindDialog(const LLSD& key);
+    ~LLSetKeyBindDialog();
+
+    /*virtual*/ BOOL postBuild();
+    /*virtual*/ void onOpen(const LLSD& data);
+    /*virtual*/ void onClose(bool app_quiting);
+    /*virtual*/ void draw();
+
+    void setParent(LLKeyBindResponderInterface* parent, LLView* frustum_origin, U32 key_mask = DEFAULT_KEY_FILTER);
+
+    // Wrapper around recordAndHandleKey
+    // It does not record, it handles, but handleKey function is already in use
+    static bool recordKey(KEY key, MASK mask, BOOL down);
+
+    BOOL handleAnyMouseClick(S32 x, S32 y, MASK mask, EMouseClickType clicktype, BOOL down);
+    static void onCancel(void* user_data);
+    static void onBlank(void* user_data);
+    static void onDefault(void* user_data);
+    static void onClickTimeout(void* user_data, MASK mask);
+
+    class Updater;
+
+private:
+    bool recordAndHandleKey(KEY key, MASK mask, BOOL down);
+    void setKeyBind(EMouseClickType click, KEY key, MASK mask, bool all_modes);
+    LLKeyBindResponderInterface *pParent;
+    LLCheckBoxCtrl *pCheckBox;
+    LLTextBase *pDesription;
+
+    U32 mKeyFilterMask;
+    Updater *pUpdater;
+    KEY mLastMaskKey;
+
+    static bool sRecordKeys; // for convinience and not to check instance each time
+
+    // drawFrustum
+private:
+    void drawFrustum();
+
+    LLHandle <LLView>   mFrustumOrigin;
+    F32                 mContextConeOpacity;
+    F32                 mContextConeInAlpha;
+    F32                 mContextConeOutAlpha;
+    F32                 mContextConeFadeTime;
+};
+
+
+#endif  // LL_LLSETKEYBINDDIALOG_H