1/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ 2/* 3 * This file is part of the LibreOffice project. 4 * 5 * This Source Code Form is subject to the terms of the Mozilla Public 6 * License, v. 2.0. If a copy of the MPL was not distributed with this 7 * file, You can obtain one at http://mozilla.org/MPL/2.0/. 8 * 9 * This file incorporates work covered by the following license notice: 10 * 11 * Licensed to the Apache Software Foundation (ASF) under one or more 12 * contributor license agreements. See the NOTICE file distributed 13 * with this work for additional information regarding copyright 14 * ownership. The ASF licenses this file to you under the Apache 15 * License, Version 2.0 (the "License"); you may not use this file 16 * except in compliance with the License. You may obtain a copy of 17 * the License at http://www.apache.org/licenses/LICENSE-2.0 . 18 */ 19 20#ifndef __com_sun_star_datatransfer_dnd_XDropTarget_idl__ 21#define __com_sun_star_datatransfer_dnd_XDropTarget_idl__ 22 23#include <com/sun/star/datatransfer/XTransferable.idl> 24#include <com/sun/star/uno/XInterface.idl> 25 26 27module com { module sun { module star { module datatransfer { module dnd { 28 29 published interface XDropTargetListener; 30 31/** This interface is implemented by a view or window that supports drop 32 operations. 33 34 <p>Differently to Java, the association between view and interface is fixed 35 and cannot be changed. Otherwise, the AWT messaging would have to be 36 implemented for any window supporting Drag and Drop operations, which would 37 be a performance issue.</p> 38*/ 39 40published interface XDropTarget: com::sun::star::uno::XInterface 41{ 42 /** Add a DropTargetListener. 43 44 <p>The listener will be queried for the XAutoscroll interface 45 to see if it supports autoscrolling.</p> 46 47 @param dtl 48 The listener to add to the notification list. 49 */ 50 51 void addDropTargetListener( [in] XDropTargetListener dtl ); 52 53 /** Remove a drop target listener. 54 55 @param dtl 56 The listener to remove from notification list. 57 */ 58 59 void removeDropTargetListener( [in] XDropTargetListener dtl ); 60 61 /** Indicates either a drop target object is active or not. 62 63 @returns 64 A boolean indicating whether or not this drop target object is 65 currently active, that is ready to accept drops. 66 */ 67 68 boolean isActive(); 69 70 /** Sets the drop target object active or inactive. 71 72 @param active 73 A value of `TRUE` sets the drop target object active. 74 <p>A value of `FALSE` sets the drop target object inactive. 75 */ 76 77 void setActive( [in] boolean active ); 78 79 /** Determine the actions supported by a drop target. 80 81 @returns 82 The current action or actions supported by this drop target. 83 84 <p>By default this will include all drag and drop actions.</p> 85 86 @see com::sun::star::datatransfer::dnd::DNDConstants 87 */ 88 89 byte getDefaultActions(); 90 91 /** Sets the default acceptable actions for this drop target. 92 93 <p>This method is a way to reduce the number of Drag and Drop events 94 by blocking events for actions not supported by this target.</p> 95 <p>By default the listener will receive notifications for all actions.</p> 96 97 @param actions 98 The actions. 99 100 @see com::sun::star::datatransfer::dnd::DNDConstants 101 */ 102 void setDefaultActions( [in] byte actions ); 103}; 104 105 106}; }; }; }; }; 107 108#endif 109 110/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ 111