154 lines
6.2 KiB
C++
154 lines
6.2 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#pragma once
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#include "DataFlavorMapping.hxx"
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#include <cppuhelper/compbase.hxx>
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#include <com/sun/star/lang/XInitialization.hpp>
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#include <com/sun/star/datatransfer/dnd/XDropTarget.hpp>
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#include <com/sun/star/datatransfer/dnd/XDropTargetListener.hpp>
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#include <com/sun/star/datatransfer/dnd/DropTargetDragEnterEvent.hpp>
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#include <com/sun/star/datatransfer/dnd/XDropTargetDragContext.hpp>
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#include <com/sun/star/datatransfer/dnd/XDropTargetDropContext.hpp>
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#include <com/sun/star/datatransfer/clipboard/XClipboard.hpp>
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#include <com/sun/star/lang/XServiceInfo.hpp>
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#include <cppuhelper/basemutex.hxx>
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#include <com/sun/star/lang/XMultiComponentFactory.hpp>
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#include <premac.h>
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#import <Cocoa/Cocoa.h>
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#include <postmac.h>
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class DropTarget;
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class AquaSalFrame;
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/* The functions declared in this protocol are actually
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declared in vcl/inc/osx/salframe.h. Because we want
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to avoid importing VCL headers in UNO services and
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on the other hand want to avoid warnings caused by
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gcc complaining about unknowness of these functions
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we declare them in a protocol here and cast at the
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appropriate places.
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*/
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@protocol DraggingDestinationHandler
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-(void)registerDraggingDestinationHandler:(id)theHandler;
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-(void)unregisterDraggingDestinationHandler:(id)theHandler;
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@end
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@interface DropTargetHelper : NSObject
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{
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DropTarget* mDropTarget;
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}
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-(DropTargetHelper*)initWithDropTarget:(DropTarget*)pdt;
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-(NSDragOperation)draggingEntered:(id <NSDraggingInfo>)sender;
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-(NSDragOperation)draggingUpdated:(id <NSDraggingInfo>)sender;
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-(void)draggingExited:(id <NSDraggingInfo>)sender;
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-(BOOL)prepareForDragOperation:(id <NSDraggingInfo>)sender;
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-(BOOL)performDragOperation:(id <NSDraggingInfo>)sender;
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-(void)concludeDragOperation:(id <NSDraggingInfo>)sender;
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@end
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class DropTarget: public cppu::BaseMutex,
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public cppu::WeakComponentImplHelper< css::lang::XInitialization,
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css::datatransfer::dnd::XDropTarget,
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css::datatransfer::dnd::XDropTargetDragContext,
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css::datatransfer::dnd::XDropTargetDropContext,
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css::lang::XServiceInfo >
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{
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public:
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DropTarget();
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virtual ~DropTarget() override;
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DropTarget(const DropTarget&) = delete;
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DropTarget& operator=(const DropTarget&) = delete;
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// Overrides WeakComponentImplHelper::disposing which is called by
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// WeakComponentImplHelper::dispose
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// Must be called.
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virtual void SAL_CALL disposing() override;
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// XInitialization
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virtual void SAL_CALL initialize( const css::uno::Sequence< css::uno::Any >& aArguments ) override;
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// XDropTarget
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virtual void SAL_CALL addDropTargetListener( const css::uno::Reference< css::datatransfer::dnd::XDropTargetListener >& dtl ) override;
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virtual void SAL_CALL removeDropTargetListener( const css::uno::Reference< css::datatransfer::dnd::XDropTargetListener >& dtl ) override;
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// Default is not active
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virtual sal_Bool SAL_CALL isActive() override;
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virtual void SAL_CALL setActive(sal_Bool isActive) override;
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virtual sal_Int8 SAL_CALL getDefaultActions() override;
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virtual void SAL_CALL setDefaultActions(sal_Int8 actions) override;
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// XDropTargetDragContext
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virtual void SAL_CALL acceptDrag(sal_Int8 dragOperation) override;
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virtual void SAL_CALL rejectDrag() override;
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// XDropTargetDragContext
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virtual void SAL_CALL acceptDrop(sal_Int8 dropOperation) override;
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virtual void SAL_CALL rejectDrop() override;
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virtual void SAL_CALL dropComplete(sal_Bool success) override;
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// XServiceInfo
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virtual OUString SAL_CALL getImplementationName() override;
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virtual sal_Bool SAL_CALL supportsService(const OUString& ServiceName) override;
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virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames() override;
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// NSDraggingDestination protocol functions
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NSDragOperation draggingEntered(id sender);
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NSDragOperation draggingUpdated(id sender);
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void draggingExited(id sender);
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static BOOL prepareForDragOperation();
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BOOL performDragOperation();
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void concludeDragOperation(id sender);
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/* If multiple actions are supported by the drag source and
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the user did not choose a specific action by pressing a
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modifier key choose a default action to be proposed to
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the application.
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*/
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sal_Int8 determineDropAction(sal_Int8 dropActions, id sender) const;
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private:
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void fire_drop(const css::datatransfer::dnd::DropTargetDropEvent& dte);
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void fire_dragEnter(const css::datatransfer::dnd::DropTargetDragEnterEvent& dtdee);
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void fire_dragExit(const css::datatransfer::dnd::DropTargetEvent& dte);
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void fire_dragOver(const css::datatransfer::dnd::DropTargetDragEvent& dtde);
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void fire_dropActionChanged(const css::datatransfer::dnd::DropTargetDragEvent& dtde);
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private:
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css::uno::Reference< css::datatransfer::dnd::XDropTargetDragContext > mXCurrentDragContext;
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css::uno::Reference< css::datatransfer::dnd::XDropTargetDropContext > mXCurrentDropContext;
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css::uno::Reference< css::datatransfer::clipboard::XClipboard > mXCurrentDragClipboard;
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DataFlavorMapperPtr_t mDataFlavorMapper;
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id mView;
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AquaSalFrame* mpFrame;
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DropTargetHelper* mDropTargetHelper;
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bool mbActive;
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sal_Int8 mDragSourceSupportedActions;
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sal_Int8 mSelectedDropAction;
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sal_Int8 mDefaultActions;
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};
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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