/** * @file llinventorybridge.h * @brief Implementation of the Inventory-Folder-View-Bridge classes. * * $LicenseInfo:firstyear=2001&license=viewerlgpl$ * 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_LLINVENTORYBRIDGE_H #define LL_LLINVENTORYBRIDGE_H #include "llcallingcard.h" #include "llfloaterproperties.h" #include "llfolderviewmodel.h" #include "llinventorymodel.h" #include "llinventoryobserver.h" #include "llinventorypanel.h" #include "llviewercontrol.h" #include "llviewerwearable.h" #include "lltooldraganddrop.h" #include "lllandmarklist.h" #include "llfolderviewitem.h" class LLInventoryFilter; class LLInventoryPanel; class LLInventoryModel; class LLMenuGL; class LLCallingCardObserver; class LLViewerJointAttachment; class LLFolderView; typedef std::vector menuentry_vec_t; //~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ // Class LLInvFVBridge // // Short for Inventory-Folder-View-Bridge. This is an // implementation class to be able to view inventory items. // // You'll want to call LLInvItemFVELister::createBridge() to actually create // an instance of this class. This helps encapsulate the // functionality a bit. (except for folders, you can create those // manually...) //~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ class LLInvFVBridge : public LLFolderViewModelItemInventory { public: // This method is a convenience function which creates the correct // type of bridge based on some basic information static LLInvFVBridge* createBridge(LLAssetType::EType asset_type, LLAssetType::EType actual_asset_type, LLInventoryType::EType inv_type, LLInventoryPanel* inventory, LLFolderViewModelInventory* view_model, LLFolderView* root, const LLUUID& uuid, U32 flags = 0x00); virtual ~LLInvFVBridge() {} bool canShare() const; bool canListOnMarketplace() const; bool canListOnMarketplaceNow() const; //-------------------------------------------------------------------- // LLInvFVBridge functionality //-------------------------------------------------------------------- virtual const LLUUID& getUUID() const { return mUUID; } virtual void clearDisplayName() { mDisplayName.clear(); } virtual void restoreItem() {} virtual void restoreToWorld() {} //-------------------------------------------------------------------- // Inherited LLFolderViewModelItemInventory functions //-------------------------------------------------------------------- virtual const std::string& getName() const; virtual const std::string& getDisplayName() const; const std::string& getSearchableName() const { return mSearchableName; } virtual PermissionMask getPermissionMask() const; virtual LLFolderType::EType getPreferredType() const; virtual time_t getCreationDate() const; virtual void setCreationDate(time_t creation_date_utc); virtual LLFontGL::StyleFlags getLabelStyle() const { return LLFontGL::NORMAL; } virtual std::string getLabelSuffix() const { return LLStringUtil::null; } virtual void openItem() {} virtual void closeItem() {} virtual void showProperties(); virtual BOOL isItemRenameable() const { return TRUE; } //virtual BOOL renameItem(const std::string& new_name) {} virtual BOOL isItemRemovable() const; virtual BOOL isItemMovable() const; virtual BOOL isItemInTrash() const; virtual BOOL isLink() const; virtual BOOL isLibraryItem() const; //virtual BOOL removeItem() = 0; virtual void removeBatch(std::vector& batch); virtual void move(LLFolderViewModelItem* new_parent_bridge) {} virtual BOOL isItemCopyable() const { return FALSE; } virtual BOOL copyToClipboard() const; virtual BOOL cutToClipboard() const; virtual BOOL isClipboardPasteable() const; virtual BOOL isClipboardPasteableAsLink() const; virtual void pasteFromClipboard() {} virtual void pasteLinkFromClipboard() {} void getClipboardEntries(bool show_asset_id, menuentry_vec_t &items, menuentry_vec_t &disabled_items, U32 flags); virtual void buildContextMenu(LLMenuGL& menu, U32 flags); virtual LLToolDragAndDrop::ESource getDragSource() const; virtual BOOL startDrag(EDragAndDropType* type, LLUUID* id) const; virtual BOOL dragOrDrop(MASK mask, BOOL drop, EDragAndDropType cargo_type, void* cargo_data, std::string& tooltip_msg) { return FALSE; } virtual LLInventoryType::EType getInventoryType() const { return mInvType; } virtual LLWearableType::EType getWearableType() const { return LLWearableType::WT_NONE; } EInventorySortGroup getSortGroup() const { return SG_ITEM; } virtual LLInventoryObject* getInventoryObject() const; //-------------------------------------------------------------------- // Convenience functions for adding various common menu options. //-------------------------------------------------------------------- protected: virtual void addTrashContextMenuOptions(menuentry_vec_t &items, menuentry_vec_t &disabled_items); virtual void addDeleteContextMenuOptions(menuentry_vec_t &items, menuentry_vec_t &disabled_items); virtual void addOpenRightClickMenuOption(menuentry_vec_t &items); virtual void addOutboxContextMenuOptions(U32 flags, menuentry_vec_t &items, menuentry_vec_t &disabled_items); protected: LLInvFVBridge(LLInventoryPanel* inventory, LLFolderView* root, const LLUUID& uuid); LLInventoryModel* getInventoryModel() const; LLInventoryFilter* getInventoryFilter() const; BOOL isLinkedObjectInTrash() const; // Is this obj or its baseobj in the trash? BOOL isLinkedObjectMissing() const; // Is this a linked obj whose baseobj is not in inventory? BOOL isAgentInventory() const; // false if lost or in the inventory library BOOL isCOFFolder() const; // true if COF or descendant of BOOL isInboxFolder() const; // true if COF or descendant of marketplace inbox BOOL isOutboxFolderDirectParent() const; const LLUUID getOutboxFolder() const; virtual BOOL isItemPermissive() const; static void changeItemParent(LLInventoryModel* model, LLViewerInventoryItem* item, const LLUUID& new_parent, BOOL restamp); static void changeCategoryParent(LLInventoryModel* model, LLViewerInventoryCategory* item, const LLUUID& new_parent, BOOL restamp); void removeBatchNoCheck(std::vector& batch); public: BOOL isOutboxFolder() const; // true if COF or descendant of marketplace outbox protected: LLHandle mInventoryPanel; LLFolderView* mRoot; const LLUUID mUUID; // item id LLInventoryType::EType mInvType; bool mIsLink; LLTimer mTimeSinceRequestStart; mutable std::string mDisplayName; mutable std::string mSearchableName; void purgeItem(LLInventoryModel *model, const LLUUID &uuid); virtual void buildDisplayName() const {} }; //~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ // Class LLInventoryFolderViewModelBuilder // // This class intended to build Folder View Model via LLInvFVBridge::createBridge. // It can be overridden with another way of creation necessary Inventory Folder View Models. //~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ class LLInventoryFolderViewModelBuilder { public: LLInventoryFolderViewModelBuilder() {} virtual ~LLInventoryFolderViewModelBuilder() {} virtual LLInvFVBridge* createBridge(LLAssetType::EType asset_type, LLAssetType::EType actual_asset_type, LLInventoryType::EType inv_type, LLInventoryPanel* inventory, LLFolderViewModelInventory* view_model, LLFolderView* root, const LLUUID& uuid, U32 flags = 0x00) const; }; class LLItemBridge : public LLInvFVBridge { public: LLItemBridge(LLInventoryPanel* inventory, LLFolderView* root, const LLUUID& uuid) : LLInvFVBridge(inventory, root, uuid) {} typedef boost::function slurl_callback_t; virtual void performAction(LLInventoryModel* model, std::string action); virtual void selectItem(); virtual void restoreItem(); virtual void restoreToWorld(); virtual void gotoItem(); virtual LLUIImagePtr getIcon() const; virtual std::string getLabelSuffix() const; virtual LLFontGL::StyleFlags getLabelStyle() const; virtual PermissionMask getPermissionMask() const; virtual time_t getCreationDate() const; virtual BOOL isItemRenameable() const; virtual BOOL renameItem(const std::string& new_name); virtual BOOL removeItem(); virtual BOOL isItemCopyable() const; virtual bool hasChildren() const { return FALSE; } virtual BOOL isUpToDate() const { return TRUE; } virtual LLUIImagePtr getIconOverlay() const; LLViewerInventoryItem* getItem() const; protected: BOOL confirmRemoveItem(const LLSD& notification, const LLSD& response); virtual BOOL isItemPermissive() const; virtual void buildDisplayName() const; void doActionOnCurSelectedLandmark(LLLandmarkList::loaded_callback_t cb); private: void doShowOnMap(LLLandmark* landmark); }; class LLFolderBridge : public LLInvFVBridge { public: LLFolderBridge(LLInventoryPanel* inventory, LLFolderView* root, const LLUUID& uuid) : LLInvFVBridge(inventory, root, uuid), mCallingCards(FALSE), mWearables(FALSE), mIsLoading(false) {} BOOL dragItemIntoFolder(LLInventoryItem* inv_item, BOOL drop, std::string& tooltip_msg); BOOL dragCategoryIntoFolder(LLInventoryCategory* inv_category, BOOL drop, std::string& tooltip_msg, BOOL is_link = FALSE); virtual void buildDisplayName() const; virtual void performAction(LLInventoryModel* model, std::string action); virtual void openItem(); virtual void closeItem(); virtual BOOL isItemRenameable() const; virtual void selectItem(); virtual void restoreItem(); virtual LLFolderType::EType getPreferredType() const; virtual LLUIImagePtr getIcon() const; virtual LLUIImagePtr getIconOpen() const; virtual LLUIImagePtr getIconOverlay() const; static LLUIImagePtr getIcon(LLFolderType::EType preferred_type); virtual std::string getLabelSuffix() const; virtual BOOL renameItem(const std::string& new_name); virtual BOOL removeItem(); BOOL removeSystemFolder(); bool removeItemResponse(const LLSD& notification, const LLSD& response); void updateHierarchyCreationDate(time_t date); virtual void pasteFromClipboard(); virtual void pasteLinkFromClipboard(); virtual void buildContextMenu(LLMenuGL& menu, U32 flags); virtual bool hasChildren() const; virtual BOOL dragOrDrop(MASK mask, BOOL drop, EDragAndDropType cargo_type, void* cargo_data, std::string& tooltip_msg); virtual BOOL isItemRemovable() const; virtual BOOL isItemMovable() const ; virtual BOOL isUpToDate() const; virtual BOOL isItemCopyable() const; virtual BOOL isClipboardPasteable() const; virtual BOOL isClipboardPasteableAsLink() const; EInventorySortGroup getSortGroup() const; virtual void update(); static void createWearable(LLFolderBridge* bridge, LLWearableType::EType type); LLViewerInventoryCategory* getCategory() const; LLHandle getHandle() { mHandle.bind(this); return mHandle; } bool isLoading() { return mIsLoading; } protected: void buildContextMenuOptions(U32 flags, menuentry_vec_t& items, menuentry_vec_t& disabled_items); void buildContextMenuFolderOptions(U32 flags, menuentry_vec_t& items, menuentry_vec_t& disabled_items); //-------------------------------------------------------------------- // Menu callbacks //-------------------------------------------------------------------- static void pasteClipboard(void* user_data); static void createNewShirt(void* user_data); static void createNewPants(void* user_data); static void createNewShoes(void* user_data); static void createNewSocks(void* user_data); static void createNewJacket(void* user_data); static void createNewSkirt(void* user_data); static void createNewGloves(void* user_data); static void createNewUndershirt(void* user_data); static void createNewUnderpants(void* user_data); static void createNewShape(void* user_data); static void createNewSkin(void* user_data); static void createNewHair(void* user_data); static void createNewEyes(void* user_data); BOOL checkFolderForContentsOfType(LLInventoryModel* model, LLInventoryCollectFunctor& typeToCheck); void modifyOutfit(BOOL append); void determineFolderType(); void dropToFavorites(LLInventoryItem* inv_item); void dropToOutfit(LLInventoryItem* inv_item, BOOL move_is_into_current_outfit); //-------------------------------------------------------------------- // Messy hacks for handling folder options //-------------------------------------------------------------------- public: static LLHandle sSelf; static void staticFolderOptionsMenu(); private: bool mCallingCards; bool mWearables; bool mIsLoading; LLTimer mTimeSinceRequestStart; LLRootHandle mHandle; }; class LLTextureBridge : public LLItemBridge { public: LLTextureBridge(LLInventoryPanel* inventory, LLFolderView* root, const LLUUID& uuid, LLInventoryType::EType type) : LLItemBridge(inventory, root, uuid) { mInvType = type; } virtual LLUIImagePtr getIcon() const; virtual void openItem(); virtual void buildContextMenu(LLMenuGL& menu, U32 flags); virtual void performAction(LLInventoryModel* model, std::string action); bool canSaveTexture(void); }; class LLSoundBridge : public LLItemBridge { public: LLSoundBridge(LLInventoryPanel* inventory, LLFolderView* root, const LLUUID& uuid) : LLItemBridge(inventory, root, uuid) {} virtual void openItem(); virtual void buildContextMenu(LLMenuGL& menu, U32 flags); virtual void performAction(LLInventoryModel* model, std::string action); static void openSoundPreview(void*); }; class LLLandmarkBridge : public LLItemBridge { public: LLLandmarkBridge(LLInventoryPanel* inventory, LLFolderView* root, const LLUUID& uuid, U32 flags = 0x00); virtual void performAction(LLInventoryModel* model, std::string action); virtual void buildContextMenu(LLMenuGL& menu, U32 flags); virtual LLUIImagePtr getIcon() const; virtual void openItem(); protected: BOOL mVisited; }; class LLCallingCardBridge : public LLItemBridge { public: LLCallingCardBridge(LLInventoryPanel* inventory, LLFolderView* folder, const LLUUID& uuid ); ~LLCallingCardBridge(); virtual std::string getLabelSuffix() const; //virtual const std::string& getDisplayName() const; virtual LLUIImagePtr getIcon() const; virtual void performAction(LLInventoryModel* model, std::string action); virtual void openItem(); virtual void buildContextMenu(LLMenuGL& menu, U32 flags); virtual BOOL dragOrDrop(MASK mask, BOOL drop, EDragAndDropType cargo_type, void* cargo_data, std::string& tooltip_msg); void refreshFolderViewItem(); void checkSearchBySuffixChanges(); protected: LLCallingCardObserver* mObserver; }; class LLNotecardBridge : public LLItemBridge { public: LLNotecardBridge(LLInventoryPanel* inventory, LLFolderView* root, const LLUUID& uuid) : LLItemBridge(inventory, root, uuid) {} virtual void openItem(); }; class LLGestureBridge : public LLItemBridge { public: LLGestureBridge(LLInventoryPanel* inventory, LLFolderView* root, const LLUUID& uuid) : LLItemBridge(inventory, root, uuid) {} // Only suffix for gesture items, not task items, because only // gestures in your inventory can be active. virtual LLFontGL::StyleFlags getLabelStyle() const; virtual std::string getLabelSuffix() const; virtual void performAction(LLInventoryModel* model, std::string action); virtual void openItem(); virtual BOOL removeItem(); virtual void buildContextMenu(LLMenuGL& menu, U32 flags); static void playGesture(const LLUUID& item_id); }; class LLAnimationBridge : public LLItemBridge { public: LLAnimationBridge(LLInventoryPanel* inventory, LLFolderView* root, const LLUUID& uuid) : LLItemBridge(inventory, root, uuid) {} virtual void performAction(LLInventoryModel* model, std::string action); virtual void buildContextMenu(LLMenuGL& menu, U32 flags); virtual void openItem(); }; class LLObjectBridge : public LLItemBridge { public: LLObjectBridge(LLInventoryPanel* inventory, LLFolderView* root, const LLUUID& uuid, LLInventoryType::EType type, U32 flags); virtual LLUIImagePtr getIcon() const; virtual void performAction(LLInventoryModel* model, std::string action); virtual void openItem(); virtual std::string getLabelSuffix() const; virtual void buildContextMenu(LLMenuGL& menu, U32 flags); virtual BOOL renameItem(const std::string& new_name); LLInventoryObject* getObject() const; protected: static LLUUID sContextMenuItemID; // Only valid while the context menu is open. U32 mAttachPt; BOOL mIsMultiObject; }; class LLLSLTextBridge : public LLItemBridge { public: LLLSLTextBridge(LLInventoryPanel* inventory, LLFolderView* root, const LLUUID& uuid ) : LLItemBridge(inventory, root, uuid) {} virtual void openItem(); }; class LLWearableBridge : public LLItemBridge { public: LLWearableBridge(LLInventoryPanel* inventory, LLFolderView* root, const LLUUID& uuid, LLAssetType::EType asset_type, LLInventoryType::EType inv_type, LLWearableType::EType wearable_type); virtual LLUIImagePtr getIcon() const; virtual void performAction(LLInventoryModel* model, std::string action); virtual void openItem(); virtual void buildContextMenu(LLMenuGL& menu, U32 flags); virtual std::string getLabelSuffix() const; virtual BOOL renameItem(const std::string& new_name); virtual LLWearableType::EType getWearableType() const { return mWearableType; } static void onWearOnAvatar( void* userdata ); // Access to wearOnAvatar() from menu static BOOL canWearOnAvatar( void* userdata ); static void onWearOnAvatarArrived( LLViewerWearable* wearable, void* userdata ); void wearOnAvatar(); static void onWearAddOnAvatarArrived( LLViewerWearable* wearable, void* userdata ); void wearAddOnAvatar(); static BOOL canEditOnAvatar( void* userdata ); // Access to editOnAvatar() from menu static void onEditOnAvatar( void* userdata ); void editOnAvatar(); static BOOL canRemoveFromAvatar( void* userdata ); static void removeAllClothesFromAvatar(); void removeFromAvatar(); protected: LLAssetType::EType mAssetType; LLWearableType::EType mWearableType; }; class LLLinkItemBridge : public LLItemBridge { public: LLLinkItemBridge(LLInventoryPanel* inventory, LLFolderView* root, const LLUUID& uuid) : LLItemBridge(inventory, root, uuid) {} virtual const std::string& getPrefix() { return sPrefix; } virtual void buildContextMenu(LLMenuGL& menu, U32 flags); protected: static std::string sPrefix; }; class LLLinkFolderBridge : public LLItemBridge { public: LLLinkFolderBridge(LLInventoryPanel* inventory, LLFolderView* root, const LLUUID& uuid) : LLItemBridge(inventory, root, uuid) {} virtual const std::string& getPrefix() { return sPrefix; } virtual LLUIImagePtr getIcon() const; virtual void buildContextMenu(LLMenuGL& menu, U32 flags); virtual void performAction(LLInventoryModel* model, std::string action); virtual void gotoItem(); protected: const LLUUID &getFolderID() const; static std::string sPrefix; }; class LLMeshBridge : public LLItemBridge { friend class LLInvFVBridge; public: virtual LLUIImagePtr getIcon() const; virtual void openItem(); virtual void buildContextMenu(LLMenuGL& menu, U32 flags); protected: LLMeshBridge(LLInventoryPanel* inventory, LLFolderView* root, const LLUUID& uuid) : LLItemBridge(inventory, root, uuid) {} }; //~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ // Class LLInvFVBridgeAction // // This is an implementation class to be able to // perform action to view inventory items. // //~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ class LLInvFVBridgeAction { public: // This method is a convenience function which creates the correct // type of bridge action based on some basic information. static LLInvFVBridgeAction* createAction(LLAssetType::EType asset_type, const LLUUID& uuid, LLInventoryModel* model); static void doAction(LLAssetType::EType asset_type, const LLUUID& uuid, LLInventoryModel* model); static void doAction(const LLUUID& uuid, LLInventoryModel* model); virtual void doIt() {}; virtual ~LLInvFVBridgeAction() {} // need this because of warning on OSX protected: LLInvFVBridgeAction(const LLUUID& id, LLInventoryModel* model) : mUUID(id), mModel(model) {} LLViewerInventoryItem* getItem() const; protected: const LLUUID& mUUID; // item id LLInventoryModel* mModel; }; class LLMeshBridgeAction: public LLInvFVBridgeAction { friend class LLInvFVBridgeAction; public: virtual void doIt() ; virtual ~LLMeshBridgeAction(){} protected: LLMeshBridgeAction(const LLUUID& id,LLInventoryModel* model):LLInvFVBridgeAction(id,model){} }; //~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ // Recent Inventory Panel related classes //~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ // Overridden version of the Inventory-Folder-View-Bridge for Folders class LLRecentItemsFolderBridge : public LLFolderBridge { friend class LLInvFVBridgeAction; public: // Creates context menu for Folders related to Recent Inventory Panel. // Uses base logic and than removes from visible items "New..." menu items. LLRecentItemsFolderBridge(LLInventoryType::EType type, LLInventoryPanel* inventory, LLFolderView* root, const LLUUID& uuid) : LLFolderBridge(inventory, root, uuid) { mInvType = type; } /*virtual*/ void buildContextMenu(LLMenuGL& menu, U32 flags); }; // Bridge builder to create Inventory-Folder-View-Bridge for Recent Inventory Panel class LLRecentInventoryBridgeBuilder : public LLInventoryFolderViewModelBuilder { public: LLRecentInventoryBridgeBuilder() {} // Overrides FolderBridge for Recent Inventory Panel. // It use base functionality for bridges other than FolderBridge. virtual LLInvFVBridge* createBridge(LLAssetType::EType asset_type, LLAssetType::EType actual_asset_type, LLInventoryType::EType inv_type, LLInventoryPanel* inventory, LLFolderViewModelInventory* view_model, LLFolderView* root, const LLUUID& uuid, U32 flags = 0x00) const; }; void rez_attachment(LLViewerInventoryItem* item, LLViewerJointAttachment* attachment, bool replace = false); // Move items from an in-world object's "Contents" folder to a specified // folder in agent inventory. BOOL move_inv_category_world_to_agent(const LLUUID& object_id, const LLUUID& category_id, BOOL drop, void (*callback)(S32, void*) = NULL, void* user_data = NULL, LLInventoryFilter* filter = NULL); // Utility function to hide all entries except those in the list // Can be called multiple times on the same menu (e.g. if multiple items // are selected). If "append" is false, then only common enabled items // are set as enabled. void hide_context_entries(LLMenuGL& menu, const menuentry_vec_t &entries_to_show, const menuentry_vec_t &disabled_entries); // Helper functions to classify actions. bool isAddAction(const std::string& action); bool isRemoveAction(const std::string& action); bool isMarketplaceCopyAction(const std::string& action); bool isMarketplaceSendAction(const std::string& action); class LLFolderViewGroupedItemBridge: public LLFolderViewGroupedItemModel { public: LLFolderViewGroupedItemBridge(); virtual void groupFilterContextMenu(folder_view_item_deque& selected_items, LLMenuGL& menu); }; #endif // LL_LLINVENTORYBRIDGE_H