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/**
* @file llfoldervieweventlistener.h
*
* $LicenseInfo:firstyear=2001&license=viewergpl$
*
* Copyright (c) 2001-2009, 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 LLFOLDERVIEWEVENTLISTENER_H
#define LLFOLDERVIEWEVENTLISTENER_H
#include "lldarray.h" // JAMESDEBUG convert to std::vector
#include "llfoldertype.h"
#include "llfontgl.h" // just for StyleFlags enum
#include "llinventorytype.h"
#include "llpermissionsflags.h"
#include "llpointer.h"
class LLFolderViewItem;
class LLFolderView;
class LLFontGL;
class LLInventoryModel;
class LLMenuGL;
class LLScrollContainer;
class LLUIImage;
class LLUUID;
// This is an abstract base class that users of the folderview classes
// would use to catch the useful events emitted from the folder
// views.
class LLFolderViewEventListener
{
public:
virtual ~LLFolderViewEventListener( void ) {}
virtual const std::string& getName() const = 0;
virtual const std::string& getDisplayName() const = 0;
virtual const LLUUID& getUUID() const = 0;
virtual time_t getCreationDate() const = 0; // UTC seconds
virtual PermissionMask getPermissionMask() const = 0;
virtual LLFolderType::EType getPreferredType() const = 0;
virtual LLPointer<LLUIImage> getIcon() const = 0;
virtual LLPointer<LLUIImage> getOpenIcon() const { return getIcon(); }
virtual LLFontGL::StyleFlags getLabelStyle() const = 0;
virtual std::string getLabelSuffix() const = 0;
virtual void openItem( void ) = 0;
virtual void closeItem( void ) = 0;
virtual void previewItem( void ) = 0;
virtual void selectItem(void) = 0;
virtual void showProperties(void) = 0;
virtual BOOL isItemRenameable() const = 0;
virtual BOOL renameItem(const std::string& new_name) = 0;
virtual BOOL isItemMovable( void ) const = 0; // Can be moved to another folder
virtual BOOL isItemRemovable( void ) const = 0; // Can be destroyed
virtual BOOL isItemInTrash( void) const { return FALSE; } // TODO: make into pure virtual.
virtual BOOL removeItem() = 0;
virtual void removeBatch(LLDynamicArray<LLFolderViewEventListener*>& batch) = 0;
virtual void move( LLFolderViewEventListener* parent_listener ) = 0;
virtual BOOL isItemCopyable() const = 0;
virtual BOOL copyToClipboard() const = 0;
virtual void cutToClipboard() = 0;
virtual BOOL isClipboardPasteable() const = 0;
virtual void pasteFromClipboard() = 0;
virtual void pasteLinkFromClipboard() = 0;
virtual void buildContextMenu(LLMenuGL& menu, U32 flags) = 0;
virtual BOOL isUpToDate() const = 0;
virtual BOOL hasChildren() const = 0;
virtual LLInventoryType::EType getInventoryType() const = 0;
virtual void performAction(LLFolderView* folder, LLInventoryModel* model, std::string action) = 0;
// This method should be called when a drag begins. returns TRUE
// if the drag can begin, otherwise FALSE.
virtual BOOL startDrag(EDragAndDropType* type, LLUUID* id) const = 0;
// This method will be called to determine if a drop can be
// performed, and will set drop to TRUE if a drop is
// requested. Returns TRUE if a drop is possible/happened,
// otherwise FALSE.
virtual BOOL dragOrDrop(MASK mask, BOOL drop,
EDragAndDropType cargo_type,
void* cargo_data) = 0;
};
#endif
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