/** * @file lltooldraganddrop.h * @brief LLToolDragAndDrop class header file * * $LicenseInfo:firstyear=2001&license=viewerlgpl$ * Second Life Viewer Source Code * Copyright (C) 2010, 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_TOOLDRAGANDDROP_H #define LL_TOOLDRAGANDDROP_H #include "lldictionary.h" #include "lltool.h" #include "llview.h" #include "lluuid.h" #include "llassetstorage.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> { LLSINGLETON(LLToolDragAndDrop); public: typedef boost::signals2::signal<void ()> enddrag_signal_t; // 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, MASK mask); 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, SOURCE_VIEWER, SOURCE_PEOPLE }; 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 uuid_vec_t& 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); } void setCargoCount(U32 count) { mCargoCount = count; } void resetCargoCount() { mCargoCount = 0; } U32 getCargoCount() const { return (mCargoCount > 0) ? mCargoCount : mCargoIDs.size(); } S32 getCargoIndex() const { return mCurItemIndex; } static S32 getOperationId() { return sOperationId; } // 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); protected: enum EDropTarget { DT_NONE = 0, DT_SELF = 1, DT_AVATAR = 2, DT_OBJECT = 3, DT_LAND = 4, DT_COUNT = 5 }; protected: // 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); void pick(const LLPickInfo& pick_info); protected: U32 mCargoCount; S32 mDragStartX; S32 mDragStartY; std::vector<EDragAndDropType> mCargoTypes; //void* mCargoData; uuid_vec_t mCargoIDs; ESource mSource; LLUUID mSourceID; LLUUID mObjectID; static S32 sOperationId; LLVector3d mLastCameraPos; LLVector3d mLastHitPos; ECursorType mCursor; EAcceptance mLastAccept; BOOL mDrop; S32 mCurItemIndex; std::string mToolTipMsg; std::string mCustomMsg; enddrag_signal_t mEndDragSignal; 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 dad3dMeshObject(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); // helper called by methods above to handle "application" of an item // to an object (texture applied to face, mesh applied to shape, etc.) EAcceptance dad3dApplyToObject(LLViewerObject* obj, S32 face, MASK mask, BOOL drop, EDragAndDropType cargo_type); // 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, EDragAndDropType type = DAD_NONE); public: // helper functions static BOOL isInventoryDropAcceptable(LLViewerObject* obj, LLInventoryItem* item) { return (ACCEPT_YES_COPY_SINGLE <= willObjectAcceptInventory(obj, 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 dropMesh(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 bool handleGiveDragAndDrop(LLUUID agent, LLUUID session, BOOL drop, EDragAndDropType cargo_type, void* cargo_data, EAcceptance* accept, const LLSD& dest = LLSD()); // Classes used for determining 3d drag and drop types. private: struct DragAndDropEntry : public LLDictionaryEntry { DragAndDropEntry(dragOrDrop3dImpl f_none, dragOrDrop3dImpl f_self, dragOrDrop3dImpl f_avatar, dragOrDrop3dImpl f_object, dragOrDrop3dImpl f_land); dragOrDrop3dImpl mFunctions[DT_COUNT]; }; class LLDragAndDropDictionary : public LLSingleton<LLDragAndDropDictionary>, public LLDictionary<EDragAndDropType, DragAndDropEntry> { LLSINGLETON(LLDragAndDropDictionary); public: dragOrDrop3dImpl get(EDragAndDropType dad_type, EDropTarget drop_target); }; }; // utility functions void pack_permissions_slam(LLMessageSystem* msg, U32 flags, const LLPermissions& perms); #endif // LL_TOOLDRAGANDDROP_H