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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 :
21 : #include "SlsDragAndDropContext.hxx"
22 :
23 : #include "SlideSorter.hxx"
24 : #include "model/SlideSorterModel.hxx"
25 : #include "model/SlsPageEnumerationProvider.hxx"
26 : #include "view/SlideSorterView.hxx"
27 : #include "controller/SlideSorterController.hxx"
28 : #include "controller/SlsInsertionIndicatorHandler.hxx"
29 : #include "controller/SlsScrollBarManager.hxx"
30 : #include "controller/SlsProperties.hxx"
31 : #include "controller/SlsSelectionFunction.hxx"
32 : #include "controller/SlsSelectionManager.hxx"
33 : #include "controller/SlsClipboard.hxx"
34 : #include "controller/SlsTransferableData.hxx"
35 : #include "DrawDocShell.hxx"
36 : #include "drawdoc.hxx"
37 : #include "app.hrc"
38 : #include "sdtreelb.hxx"
39 : #include <sfx2/bindings.hxx>
40 : #include <boost/bind.hpp>
41 :
42 : namespace sd { namespace slidesorter { namespace controller {
43 :
44 0 : DragAndDropContext::DragAndDropContext (SlideSorter& rSlideSorter)
45 : : mpTargetSlideSorter(&rSlideSorter),
46 0 : mnInsertionIndex(-1)
47 : {
48 0 : ::std::vector<const SdPage*> aPages;
49 :
50 : // No Drag-and-Drop for master pages.
51 0 : if (rSlideSorter.GetModel().GetEditMode() != EM_PAGE)
52 0 : return;
53 :
54 : // For poperly handling transferables created by the navigator we
55 : // need additional information. For this a user data object is
56 : // created that contains the necessary information.
57 0 : SdTransferable* pTransferable = SD_MOD()->pTransferDrag;
58 : SdPageObjsTLB::SdPageObjsTransferable* pTreeListBoxTransferable
59 0 : = dynamic_cast<SdPageObjsTLB::SdPageObjsTransferable*>(pTransferable);
60 0 : if (pTreeListBoxTransferable!=NULL && !TransferableData::GetFromTransferable(pTransferable))
61 : {
62 : pTransferable->AddUserData(
63 0 : rSlideSorter.GetController().GetClipboard().CreateTransferableUserData(pTransferable));
64 : }
65 :
66 0 : rSlideSorter.GetController().GetInsertionIndicatorHandler()->UpdateIndicatorIcon(pTransferable);
67 : }
68 :
69 :
70 :
71 :
72 0 : DragAndDropContext::~DragAndDropContext (void)
73 : {
74 0 : SetTargetSlideSorter (NULL, Point(0,0), InsertionIndicatorHandler::UnknownMode, false);
75 0 : }
76 :
77 :
78 :
79 :
80 0 : void DragAndDropContext::Dispose (void)
81 : {
82 0 : mnInsertionIndex = -1;
83 0 : }
84 :
85 :
86 :
87 :
88 0 : void DragAndDropContext::UpdatePosition (
89 : const Point& rMousePosition,
90 : const InsertionIndicatorHandler::Mode eMode,
91 : const bool bAllowAutoScroll)
92 : {
93 0 : if (mpTargetSlideSorter == NULL)
94 : return;
95 :
96 0 : if (mpTargetSlideSorter->GetProperties()->IsUIReadOnly())
97 : return;
98 :
99 : // Convert window coordinates into model coordinates (we need the
100 : // window coordinates for auto-scrolling because that remains
101 : // constant while scrolling.)
102 0 : SharedSdWindow pWindow (mpTargetSlideSorter->GetContentWindow());
103 0 : const Point aMouseModelPosition (pWindow->PixelToLogic(rMousePosition));
104 : ::boost::shared_ptr<InsertionIndicatorHandler> pInsertionIndicatorHandler (
105 0 : mpTargetSlideSorter->GetController().GetInsertionIndicatorHandler());
106 :
107 : bool bDoAutoScroll = bAllowAutoScroll
108 0 : && mpTargetSlideSorter->GetController().GetScrollBarManager().AutoScroll(
109 : rMousePosition,
110 : ::boost::bind(
111 0 : &DragAndDropContext::UpdatePosition, this, rMousePosition, eMode, false));
112 :
113 0 : if (!bDoAutoScroll)
114 : {
115 0 : pInsertionIndicatorHandler->UpdatePosition(aMouseModelPosition, eMode);
116 :
117 : // Remember the new insertion index.
118 0 : mnInsertionIndex = pInsertionIndicatorHandler->GetInsertionPageIndex();
119 0 : if (pInsertionIndicatorHandler->IsInsertionTrivial(mnInsertionIndex, eMode))
120 0 : mnInsertionIndex = -1;
121 0 : }
122 : }
123 :
124 :
125 :
126 :
127 0 : void DragAndDropContext::SetTargetSlideSorter (
128 : SlideSorter* pSlideSorter,
129 : const Point aMousePosition,
130 : const InsertionIndicatorHandler::Mode eMode,
131 : const bool bIsOverSourceView)
132 : {
133 0 : if (mpTargetSlideSorter != NULL)
134 : {
135 0 : mpTargetSlideSorter->GetController().GetScrollBarManager().StopAutoScroll();
136 0 : mpTargetSlideSorter->GetController().GetInsertionIndicatorHandler()->End(
137 0 : Animator::AM_Animated);
138 : }
139 :
140 0 : mpTargetSlideSorter = pSlideSorter;
141 :
142 0 : if (mpTargetSlideSorter != NULL)
143 : {
144 0 : mpTargetSlideSorter->GetController().GetInsertionIndicatorHandler()->Start(
145 0 : bIsOverSourceView);
146 0 : mpTargetSlideSorter->GetController().GetInsertionIndicatorHandler()->UpdatePosition(
147 : aMousePosition,
148 0 : eMode);
149 :
150 : }
151 0 : }
152 :
153 :
154 9 : } } } // end of namespace ::sd::slidesorter::controller
155 :
156 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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