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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include "SlsDragAndDropContext.hxx"
#include "SlideSorter.hxx"
#include "model/SlideSorterModel.hxx"
#include "model/SlsPageEnumerationProvider.hxx"
#include "view/SlideSorterView.hxx"
#include "controller/SlideSorterController.hxx"
#include "controller/SlsInsertionIndicatorHandler.hxx"
#include "controller/SlsScrollBarManager.hxx"
#include "controller/SlsProperties.hxx"
#include "controller/SlsSelectionFunction.hxx"
#include "controller/SlsSelectionManager.hxx"
#include "controller/SlsClipboard.hxx"
#include "controller/SlsTransferableData.hxx"
#include "DrawDocShell.hxx"
#include "drawdoc.hxx"
#include "app.hrc"
#include "sdtreelb.hxx"
#include <sfx2/bindings.hxx>
namespace sd { namespace slidesorter { namespace controller {
DragAndDropContext::DragAndDropContext (SlideSorter& rSlideSorter)
: mpTargetSlideSorter(&rSlideSorter),
mnInsertionIndex(-1)
{
// No Drag-and-Drop for master pages.
if (rSlideSorter.GetModel().GetEditMode() != EditMode::Page)
return;
// For properly handling transferables created by the navigator we
// need additional information. For this a user data object is
// created that contains the necessary information.
SdTransferable* pTransferable = SD_MOD()->pTransferDrag;
SdPageObjsTLB::SdPageObjsTransferable* pTreeListBoxTransferable
= dynamic_cast<SdPageObjsTLB::SdPageObjsTransferable*>(pTransferable);
if (pTreeListBoxTransferable!=nullptr && !TransferableData::GetFromTransferable(pTransferable))
{
pTransferable->AddUserData(
sd::slidesorter::controller::Clipboard::CreateTransferableUserData(pTransferable));
}
rSlideSorter.GetController().GetInsertionIndicatorHandler()->UpdateIndicatorIcon(pTransferable);
}
DragAndDropContext::~DragAndDropContext()
{
SetTargetSlideSorter (Point(0,0));
}
void DragAndDropContext::Dispose()
{
mnInsertionIndex = -1;
}
void DragAndDropContext::UpdatePosition (
const Point& rMousePosition,
const InsertionIndicatorHandler::Mode eMode,
const bool bAllowAutoScroll)
{
if (mpTargetSlideSorter == nullptr)
return;
if (mpTargetSlideSorter->GetProperties()->IsUIReadOnly())
return;
// Convert window coordinates into model coordinates (we need the
// window coordinates for auto-scrolling because that remains
// constant while scrolling.)
sd::Window *pWindow (mpTargetSlideSorter->GetContentWindow());
const Point aMouseModelPosition (pWindow->PixelToLogic(rMousePosition));
std::shared_ptr<InsertionIndicatorHandler> pInsertionIndicatorHandler (
mpTargetSlideSorter->GetController().GetInsertionIndicatorHandler());
bool bDoAutoScroll = bAllowAutoScroll
&& mpTargetSlideSorter->GetController().GetScrollBarManager().AutoScroll(
rMousePosition,
[this, eMode, &rMousePosition] () {
return this->UpdatePosition(rMousePosition, eMode, false);
});
if (!bDoAutoScroll)
{
pInsertionIndicatorHandler->UpdatePosition(aMouseModelPosition, eMode);
// Remember the new insertion index.
mnInsertionIndex = pInsertionIndicatorHandler->GetInsertionPageIndex();
if (pInsertionIndicatorHandler->IsInsertionTrivial(mnInsertionIndex, eMode))
mnInsertionIndex = -1;
}
}
void DragAndDropContext::SetTargetSlideSorter(
const Point& rMousePosition)
{
if (mpTargetSlideSorter != nullptr)
{
mpTargetSlideSorter->GetController().GetScrollBarManager().StopAutoScroll();
mpTargetSlideSorter->GetController().GetInsertionIndicatorHandler()->End(
Animator::AM_Animated);
}
mpTargetSlideSorter = nullptr;
if (mpTargetSlideSorter != nullptr)
{
mpTargetSlideSorter->GetController().GetInsertionIndicatorHandler()->Start(
false/*bIsOverSourceView*/);
mpTargetSlideSorter->GetController().GetInsertionIndicatorHandler()->UpdatePosition(
rMousePosition,
InsertionIndicatorHandler::UnknownMode);
}
}
} } } // end of namespace ::sd::slidesorter::controller
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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