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 INCLUDED_VCL_OSX_DRAGSOURCE_HXX 21 #define INCLUDED_VCL_OSX_DRAGSOURCE_HXX 22 23 #include <com/sun/star/datatransfer/dnd/XDragSource.hpp> 24 #include <com/sun/star/datatransfer/dnd/XDragSourceContext.hpp> 25 #include <com/sun/star/lang/XInitialization.hpp> 26 #include <cppuhelper/compbase.hxx> 27 #include <com/sun/star/lang/XServiceInfo.hpp> 28 #include <cppuhelper/basemutex.hxx> 29 #include <com/sun/star/uno/XComponentContext.hpp> 30 #include <osl/thread.h> 31 #include <com/sun/star/awt/MouseEvent.hpp> 32 33 #include <premac.h> 34 #import <Cocoa/Cocoa.h> 35 #include <postmac.h> 36 37 class DragSource; 38 class AquaSalFrame; 39 40 /* The functions declared in this protocol are actually 41 declared in vcl/inc/osx/salframe.h. Because we want 42 to avoid importing VCL headers in UNO services and 43 on the other hand want to avoid warnings caused by 44 gcc complaining about unknowness of these functions 45 we declare them in a protocol here and cast at the 46 appropriate places. 47 */ 48 @protocol MouseEventListener 49 -(void)registerMouseEventListener:(id)theHandler; 50 -(void)unregisterMouseEventListener:(id)theHandler; 51 @end 52 53 @interface DragSourceHelper : NSObject 54 { 55 DragSource* mDragSource; 56 } 57 58 -(DragSourceHelper*)initWithDragSource: (DragSource*) pds; 59 60 -(void)mouseDown: (NSEvent*)theEvent; 61 -(void)mouseDragged: (NSEvent*)theEvent; 62 63 -(unsigned int)draggingSourceOperationMaskForLocal:(BOOL)isLocal; 64 -(void)draggedImage:(NSImage*)anImage beganAt:(NSPoint)aPoint; 65 -(void)draggedImage:(NSImage *)anImage endedAt:(NSPoint)aPoint operation:(NSDragOperation)operation; 66 -(void)draggedImage:(NSImage *)draggedImage movedTo:(NSPoint)screenPoint; 67 68 @end 69 70 class DragSource : public ::cppu::BaseMutex, 71 public ::cppu::WeakComponentImplHelper< css::datatransfer::dnd::XDragSource, 72 css::lang::XInitialization, 73 css::lang::XServiceInfo > 74 { 75 public: 76 DragSource(); 77 virtual ~DragSource() override; 78 DragSource(const DragSource&) = delete; 79 DragSource& operator=(const DragSource&) = delete; 80 81 // XInitialization 82 virtual void SAL_CALL initialize( const css::uno::Sequence< css::uno::Any >& aArguments ) override; 83 84 // XDragSource 85 virtual sal_Bool SAL_CALL isDragImageSupported( ) override; 86 87 virtual sal_Int32 SAL_CALL getDefaultCursor(sal_Int8 dragAction) override; 88 89 virtual void SAL_CALL startDrag( const css::datatransfer::dnd::DragGestureEvent& trigger, 90 sal_Int8 sourceActions, 91 sal_Int32 cursor, 92 sal_Int32 image, 93 const css::uno::Reference< css::datatransfer::XTransferable >& transferable, 94 const css::uno::Reference< css::datatransfer::dnd::XDragSourceListener >& listener ) override; 95 96 // XServiceInfo 97 virtual OUString SAL_CALL getImplementationName() override; 98 virtual sal_Bool SAL_CALL supportsService(const OUString& ServiceName) override; 99 virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames() override; 100 101 void saveMouseEvent(NSEvent* theEvent); 102 unsigned int getSupportedDragOperations(bool isLocal) const; 103 104 public: 105 // The context notifies the XDragSourceListeners 106 css::uno::Reference< css::datatransfer::dnd::XDragSourceContext > mXCurrentContext; 107 108 id mView; 109 AquaSalFrame* mpFrame; 110 NSEvent* mLastMouseEventBeforeStartDrag; 111 DragSourceHelper* mDragSourceHelper; 112 css::awt::MouseEvent mMouseEvent; 113 css::uno::Reference< css::datatransfer::XTransferable > mXTransferable; 114 css::uno::Reference< css::datatransfer::dnd::XDragSourceListener > mXDragSrcListener; 115 // The mouse button that set off the drag and drop operation 116 short m_MouseButton; 117 sal_Int8 mDragSourceActions; 118 119 static css::uno::Reference< css::datatransfer::XTransferable > g_XTransferable; 120 static NSView* g_DragSourceView; 121 static bool g_DropSuccessSet; 122 static bool g_DropSuccess; 123 124 }; 125 126 #endif // INCLUDED_VCL_OSX_DRAGSOURCE_HXX 127 128 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */ 129