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/** 
 * @file llpreviewnotecard.h
 * @brief LLPreviewNotecard class header file
 *
 * $LicenseInfo:firstyear=2002&license=viewergpl$
 * 
 * Copyright (c) 2002-2007, 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://secondlife.com/developers/opensource/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://secondlife.com/developers/opensource/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_LLPREVIEWNOTECARD_H
#define LL_LLPREVIEWNOTECARD_H

#include "llpreview.h"
#include "llassetstorage.h"
#include "lliconctrl.h"

//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// Class LLPreviewNotecard
//
// This class allows us to edit notecards
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

class LLViewerTextEditor;
class LLButton;

class LLPreviewNotecard : public LLPreview
{
public:
	LLPreviewNotecard(const std::string& name, const LLRect& rect, const std::string& title,
					  const LLUUID& item_id,
					  const LLUUID& object_id = LLUUID::null,
					  const LLUUID& asset_id = LLUUID::null,
					  BOOL show_keep_discard = FALSE,
					  LLPointer<LLViewerInventoryItem> inv_item = NULL);
	virtual ~LLPreviewNotecard();
	
	// llpreview	
	virtual bool saveItem(LLPointer<LLInventoryItem>* itemptr);

	// llview
	virtual void draw();
	virtual BOOL handleKeyHere(KEY key, MASK mask, BOOL called_from_parent);
	virtual void setEnabled( BOOL enabled );
	virtual void reshape(S32 width, S32 height, BOOL called_from_parent = TRUE);

	// llfloater
	virtual BOOL canClose();

	// llpanel
	virtual BOOL	postBuild();

	// reach into the text editor, and grab the drag item
	const LLInventoryItem* getDragItem();


	// return true if there is any embedded inventory.
	bool hasEmbeddedInventory();

	// After saving a notecard, the tcp based upload system will
	// change the asset, therefore, we need to re-fetch it from the
	// asset system. :(
	void refreshFromInventory();

protected:

	virtual void loadAsset();
	bool saveIfNeeded(LLInventoryItem* copyitem = NULL);

	static LLPreviewNotecard* getInstance(const LLUUID& uuid);

	static void onLoadComplete(LLVFS *vfs,
							   const LLUUID& asset_uuid,
							   LLAssetType::EType type,
							   void* user_data, S32 status, LLExtStat ext_status);

	static void onClickSave(void* data);

	static void onSaveComplete(const LLUUID& asset_uuid,
							   void* user_data,
							   S32 status, LLExtStat ext_status);

	static void handleSaveChangesDialog(S32 option, void* userdata);

	virtual const char *getTitleName() const { return "Note"; }

protected:
	LLViewerTextEditor* mEditor;
	LLButton* mSaveBtn;

	LLUUID mAssetID;

	LLUUID mNotecardItemID;
	LLUUID mObjectID;
};


#endif // LL_LLPREVIEWNOTECARD_H