84 lines
3.0 KiB
C++
84 lines
3.0 KiB
C++
/**
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* @file lldroptarget.cpp
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* @Class LLDropTarget
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*
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* This handy class is a simple way to drop something on another
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* view. It handles drop events, always setting itself to the size of
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* its parent.
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*
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* Altered to support a callback so it can return the item
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* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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* Pulled into its own file for more widespread use
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* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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* $LicenseInfo:firstyear=2004&license=viewergpl$
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*
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* Copyright (c) 2004-2009, Linden Research, Inc.
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*
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* Second Life Viewer Source Code
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* The source code in this file ("Source Code") is provided by Linden Lab
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* to you under the terms of the GNU General Public License, version 2.0
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* ("GPL"), unless you have obtained a separate licensing agreement
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* ("Other License"), formally executed by you and Linden Lab. Terms of
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* the GPL can be found in doc/GPL-license.txt in this distribution, or
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* online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
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*
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* There are special exceptions to the terms and conditions of the GPL as
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* it is applied to this Source Code. View the full text of the exception
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* in the file doc/FLOSS-exception.txt in this software distribution, or
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* online at http://secondlifegrid.net/programs/open_source/licensing/flossexception
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*
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* By copying, modifying or distributing this software, you acknowledge
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* that you have read and understood your obligations described above,
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* and agree to abide by those obligations.
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*
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* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
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* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
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* COMPLETENESS OR PERFORMANCE.
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* $/LicenseInfo$
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*/
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#include "llviewerprecompiledheaders.h"
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#include "lldroptarget.h"
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#include "lltooldraganddrop.h"
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#include "llinventorymodel.h"
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LLDropTarget::LLDropTarget(const std::string& name, const LLRect& rect, const LLUUID& agent_id) :
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LLView(name, rect, NOT_MOUSE_OPAQUE, FOLLOWS_ALL),
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mAgentID(agent_id),
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mDownCallback(NULL)
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{
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}
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LLDropTarget::LLDropTarget(const std::string& name, const LLRect& rect, void (*callback)(LLViewerInventoryItem*)) :
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LLView(name, rect, NOT_MOUSE_OPAQUE, FOLLOWS_ALL),
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mDownCallback(callback)
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{
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}
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LLDropTarget::~LLDropTarget()
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{
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}
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void LLDropTarget::doDrop(EDragAndDropType cargo_type, void* cargo_data)
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{
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llinfos << "LLDropTarget::doDrop()" << llendl;
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}
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BOOL LLDropTarget::handleDragAndDrop(S32 x, S32 y, MASK mask, BOOL drop, EDragAndDropType cargo_type, void* cargo_data, EAcceptance* accept, std::string& tooltip_msg)
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{
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if(!getParent()) return false;
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if(!mDownCallback) LLToolDragAndDrop::handleGiveDragAndDrop(mAgentID, LLUUID::null, drop, cargo_type, cargo_data, accept);
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else
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{
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LLViewerInventoryItem* inv_item = (LLViewerInventoryItem*)cargo_data;
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if (gInventory.getItem(inv_item->getUUID()))
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{
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*accept = ACCEPT_YES_COPY_SINGLE;
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if (drop) mDownCallback(inv_item);
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}
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else *accept = ACCEPT_NO;
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}
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return true;
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}
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