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/**
* @file lltooldraganddrop.h
* @brief LLToolDragAndDrop class header file
*
* $LicenseInfo:firstyear=2001&license=viewergpl$
*
* 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 LL_TOOLDRAGANDDROP_H
#define LL_TOOLDRAGANDDROP_H
#include "lltool.h"
#include "llview.h"
#include "lluuid.h"
#include "stdenums.h"
#include "llassetstorage.h"
#include "lldarray.h"
#include "llpermissions.h"
#include "llwindow.h"
#include "llviewerinventory.h"
class LLToolDragAndDrop;
class LLViewerRegion;
class LLVOAvatar;
class LLPickInfo;
class LLToolDragAndDrop : public LLTool, public LLSingleton<LLToolDragAndDrop>
{
public:
typedef boost::signals2::signal<void ()> enddrag_signal_t;
LLToolDragAndDrop();
// overridden from LLTool
virtual BOOL handleMouseUp(S32 x, S32 y, MASK mask);
virtual BOOL handleHover(S32 x, S32 y, MASK mask);
virtual BOOL handleKey(KEY key, MASK mask);
virtual BOOL handleToolTip(S32 x, S32 y, std::string& msg, LLRect& sticky_rect_screen);
virtual void onMouseCaptureLost();
virtual void handleDeselect();
void setDragStart( S32 x, S32 y ); // In screen space
BOOL isOverThreshold( S32 x, S32 y ); // In screen space
enum ESource
{
SOURCE_AGENT,
SOURCE_WORLD,
SOURCE_NOTECARD,
SOURCE_LIBRARY
};
void beginDrag(EDragAndDropType type,
const LLUUID& cargo_id,
ESource source,
const LLUUID& source_id = LLUUID::null,
const LLUUID& object_id = LLUUID::null);
void beginMultiDrag(const std::vector<EDragAndDropType> types,
const std::vector<LLUUID>& cargo_ids,
ESource source,
const LLUUID& source_id = LLUUID::null);
void endDrag();
ESource getSource() const { return mSource; }
const LLUUID& getSourceID() const { return mSourceID; }
const LLUUID& getObjectID() const { return mObjectID; }
EAcceptance getLastAccept() { return mLastAccept; }
boost::signals2::connection setEndDragCallback( const enddrag_signal_t::slot_type& cb ) { return mEndDragSignal.connect(cb); }
protected:
enum EDropTarget
{
DT_NONE = 0,
DT_SELF = 1,
DT_AVATAR = 2,
DT_OBJECT = 3,
DT_LAND = 4,
DT_COUNT = 5
};
// dragOrDrop3dImpl points to a member of LLToolDragAndDrop that
// takes parameters (LLViewerObject* obj, S32 face, MASK, BOOL
// drop) and returns a BOOL if drop is ok
typedef EAcceptance (LLToolDragAndDrop::*dragOrDrop3dImpl)
(LLViewerObject*, S32, MASK, BOOL);
void dragOrDrop(S32 x, S32 y, MASK mask, BOOL drop,
EAcceptance* acceptance);
void dragOrDrop3D(S32 x, S32 y, MASK mask, BOOL drop,
EAcceptance* acceptance);
static void pickCallback(const LLPickInfo& pick_info);
protected:
S32 mDragStartX;
S32 mDragStartY;
std::vector<EDragAndDropType> mCargoTypes;
//void* mCargoData;
std::vector<LLUUID> mCargoIDs;
ESource mSource;
LLUUID mSourceID;
LLUUID mObjectID;
LLVector3d mLastCameraPos;
LLVector3d mLastHitPos;
ECursorType mCursor;
EAcceptance mLastAccept;
BOOL mDrop;
S32 mCurItemIndex;
std::string mToolTipMsg;
enddrag_signal_t mEndDragSignal;
// array of pointers to functions that implement the logic to
// dragging and dropping into the simulator.
static dragOrDrop3dImpl sDragAndDrop3d[DAD_COUNT][DT_COUNT];
protected:
// 3d drop functions. these call down into the static functions
// named drop<ThingToDrop> if drop is TRUE and permissions allow
// that behavior.
EAcceptance dad3dNULL(LLViewerObject*, S32, MASK, BOOL);
EAcceptance dad3dRezObjectOnLand(LLViewerObject* obj, S32 face,
MASK mask, BOOL drop);
EAcceptance dad3dRezObjectOnObject(LLViewerObject* obj, S32 face,
MASK mask, BOOL drop);
EAcceptance dad3dRezScript(LLViewerObject* obj, S32 face,
MASK mask, BOOL drop);
EAcceptance dad3dTextureObject(LLViewerObject* obj, S32 face,
MASK mask, BOOL drop);
// EAcceptance dad3dTextureSelf(LLViewerObject* obj, S32 face,
// MASK mask, BOOL drop);
EAcceptance dad3dWearItem(LLViewerObject* obj, S32 face,
MASK mask, BOOL drop);
EAcceptance dad3dWearCategory(LLViewerObject* obj, S32 face,
MASK mask, BOOL drop);
EAcceptance dad3dUpdateInventory(LLViewerObject* obj, S32 face,
MASK mask, BOOL drop);
EAcceptance dad3dUpdateInventoryCategory(LLViewerObject* obj,
S32 face,
MASK mask,
BOOL drop);
EAcceptance dad3dGiveInventoryObject(LLViewerObject* obj, S32 face,
MASK mask, BOOL drop);
EAcceptance dad3dGiveInventory(LLViewerObject* obj, S32 face,
MASK mask, BOOL drop);
EAcceptance dad3dGiveInventoryCategory(LLViewerObject* obj, S32 face,
MASK mask, BOOL drop);
EAcceptance dad3dRezFromObjectOnLand(LLViewerObject* obj, S32 face,
MASK mask, BOOL drop);
EAcceptance dad3dRezFromObjectOnObject(LLViewerObject* obj, S32 face,
MASK mask, BOOL drop);
EAcceptance dad3dRezAttachmentFromInv(LLViewerObject* obj, S32 face,
MASK mask, BOOL drop);
EAcceptance dad3dCategoryOnLand(LLViewerObject *obj, S32 face,
MASK mask, BOOL drop);
EAcceptance dad3dAssetOnLand(LLViewerObject *obj, S32 face,
MASK mask, BOOL drop);
EAcceptance dad3dActivateGesture(LLViewerObject *obj, S32 face,
MASK mask, BOOL drop);
// set the LLToolDragAndDrop's cursor based on the given acceptance
ECursorType acceptanceToCursor( EAcceptance acceptance );
// This method converts mCargoID to an inventory item or
// folder. If no item or category is found, both pointers will be
// returned NULL.
LLInventoryObject* locateInventory(LLViewerInventoryItem*& item,
LLViewerInventoryCategory*& cat);
//LLInventoryObject* locateMultipleInventory(
// LLViewerInventoryCategory::cat_array_t& cats,
// LLViewerInventoryItem::item_array_t& items);
void dropObject(LLViewerObject* raycast_target,
BOOL bypass_sim_raycast,
BOOL from_task_inventory,
BOOL remove_from_inventory);
// accessor that looks at permissions, copyability, and names of
// inventory items to determine if a drop would be ok.
static EAcceptance willObjectAcceptInventory(LLViewerObject* obj, LLInventoryItem* item);
// deal with permissions of object, etc. returns TRUE if drop can
// proceed, otherwise FALSE.
static BOOL handleDropTextureProtections(LLViewerObject* hit_obj,
LLInventoryItem* item,
LLToolDragAndDrop::ESource source,
const LLUUID& src_id);
// give inventory item functionality
static bool handleCopyProtectedItem(const LLSD& notification, const LLSD& response);
static void commitGiveInventoryItem(const LLUUID& to_agent,
LLInventoryItem* item,
const LLUUID &im_session_id = LLUUID::null);
// give inventory category functionality
static bool handleCopyProtectedCategory(const LLSD& notification, const LLSD& response);
static void commitGiveInventoryCategory(const LLUUID& to_agent,
LLInventoryCategory* cat,
const LLUUID &im_session_id = LLUUID::null);
public:
// helper functions
static BOOL isInventoryDropAcceptable(LLViewerObject* obj, LLInventoryItem* item) { return (ACCEPT_YES_COPY_SINGLE <= willObjectAcceptInventory(obj, item)); }
// This simple helper function assumes you are attempting to
// transfer item. returns true if you can give, otherwise false.
static BOOL isInventoryGiveAcceptable(LLInventoryItem* item);
static BOOL isInventoryGroupGiveAcceptable(LLInventoryItem* item);
BOOL dadUpdateInventory(LLViewerObject* obj, BOOL drop);
BOOL dadUpdateInventoryCategory(LLViewerObject* obj, BOOL drop);
// methods that act on the simulator state.
static void dropScript(LLViewerObject* hit_obj,
LLInventoryItem* item,
BOOL active,
ESource source,
const LLUUID& src_id);
static void dropTextureOneFace(LLViewerObject* hit_obj, S32 hit_face,
LLInventoryItem* item,
ESource source,
const LLUUID& src_id);
static void dropTextureAllFaces(LLViewerObject* hit_obj,
LLInventoryItem* item,
ESource source,
const LLUUID& src_id);
//static void dropTextureOneFaceAvatar(LLVOAvatar* avatar,S32 hit_face,
// LLInventoryItem* item)
static void dropInventory(LLViewerObject* hit_obj,
LLInventoryItem* item,
ESource source,
const LLUUID& src_id);
static void giveInventory(const LLUUID& to_agent,
LLInventoryItem* item,
const LLUUID &session_id = LLUUID::null);
static void giveInventoryCategory(const LLUUID& to_agent,
LLInventoryCategory* item,
const LLUUID &session_id = LLUUID::null);
static bool handleGiveDragAndDrop(LLUUID agent, LLUUID session, BOOL drop,
EDragAndDropType cargo_type,
void* cargo_data,
EAcceptance* accept);
};
// utility functions
void pack_permissions_slam(LLMessageSystem* msg, U32 flags, const LLPermissions& perms);
#endif // LL_TOOLDRAGANDDROP_H
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