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+/** 
+ * @file llgroupiconctrl.h
+ * @brief LLGroupIconCtrl class declaration
+ *
+ * $LicenseInfo:firstyear=2009&license=viewergpl$
+ * 
+ * Copyright (c) 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_LLGROUPICONCTRL_H
+#define LL_LLGROUPICONCTRL_H
+
+#include "lliconctrl.h"
+
+#include "llgroupmgr.h"
+
+/**
+ * Extends IconCtrl to show group icon wherever it is needed.
+ * 
+ * It gets icon id by group id from the LLGroupMgr.
+ * If group data is not loaded yet it subscribes as LLGroupMgr observer and requests necessary data.
+ */
+class LLGroupIconCtrl
+	: public LLIconCtrl, public LLGroupMgrObserver
+{
+public:
+	struct Params : public LLInitParam::Block<Params, LLIconCtrl::Params>
+	{
+		Optional <LLUUID> group_id;
+		Optional <bool> draw_tooltip;
+		Optional <std::string> default_icon_name;
+		Params();
+	};
+
+protected:
+	LLGroupIconCtrl(const Params&);
+	friend class LLUICtrlFactory;
+
+public:
+	virtual ~LLGroupIconCtrl();
+
+	/**
+	 * Determines group icon id by group id and sets it as icon value.
+	 *
+	 * Icon id is got from the appropriate LLGroupMgrGroupData specified by group UUID.
+	 * If necessary it requests necessary data from the LLGroupMgr.
+	 *
+	 * @params value - if LLUUID - it is processed as group id otherwise base method is called.
+	 */
+	virtual void setValue(const LLSD& value);
+
+	// LLGroupMgrObserver observer trigger
+	virtual void changed(LLGroupChange gc);
+
+	const std::string&	getGroupName() const { return mGroupName; }
+	void setDrawTooltip(bool value) { mDrawTooltip = value;}
+
+	const LLUUID&		getGroupId() const	{ return mGroupId; }
+
+protected:
+	LLUUID				mGroupId;
+	std::string			mGroupName;
+	bool				mDrawTooltip;
+	std::string			mDefaultIconName;
+
+	bool updateFromCache();
+};
+
+#endif  // LL_LLGROUPICONCTRL_H