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/**************************************************************
*
* 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
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*************************************************************/
#ifndef SD_SLIDESORTER_SUBSTITUTION_HANDLER_HXX
#define SD_SLIDESORTER_SUBSTITUTION_HANDLER_HXX
#include <tools/gen.hxx>
#include "model/SlsSharedPageDescriptor.hxx"
#include "controller/SlsInsertionIndicatorHandler.hxx"
#include <vector>
namespace sd { namespace slidesorter {
class SlideSorter;
} }
namespace sd { namespace slidesorter { namespace controller {
/** A DragAndDropContext object handles an active drag and drop operation.
When the mouse is moved from one slide sorter window to another the
target SlideSorter object is exchanged accordingly.
*/
class DragAndDropContext
{
public:
/** Create a substitution display of the currently selected pages or,
when provided, the pages in the transferable.
*/
DragAndDropContext (SlideSorter& rSlideSorter);
~DragAndDropContext (void);
/** Call this method (for example as reaction to ESC key press) to avoid
processing (ie moving or inserting) the substition when the called
DragAndDropContext object is destroyed.
*/
void Dispose (void);
/** Move the substitution display by the distance the mouse has
travelled since the last call to this method or to
CreateSubstitution(). The given point becomes the new anchor.
*/
void UpdatePosition (
const Point& rMousePosition,
const InsertionIndicatorHandler::Mode eMode,
const bool bAllowAutoScroll = true);
void SetTargetSlideSorter (
SlideSorter* pSlideSorter = NULL,
const Point aMousePosition = Point(0,0),
const InsertionIndicatorHandler::Mode eMode = InsertionIndicatorHandler::UnknownMode,
const bool bIsOverSourceView = false);
private:
SlideSorter* mpTargetSlideSorter;
model::SharedPageDescriptor mpHitDescriptor;
sal_Int32 mnInsertionIndex;
void GetPagesFromBookmarks (
::std::vector<const SdPage*>& rPages,
sal_Int32& rnSelectionCount,
DrawDocShell* pDocShell,
const List& rBookmarks) const;
void GetPagesFromSelection (
::std::vector<const SdPage*>& rPages,
sal_Int32& rnSelectionCount,
model::PageEnumeration& rSelection) const;
};
} } } // end of namespace ::sd::slidesorter::controller
#endif
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