1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 24 #ifndef _DRAGSOURCE_HXX_ 25 #define _DRAGSOURCE_HXX_ 26 27 #include <com/sun/star/datatransfer/dnd/XDragSource.hpp> 28 #include <com/sun/star/datatransfer/dnd/XDragSourceContext.hpp> 29 #include <com/sun/star/lang/XInitialization.hpp> 30 #include <cppuhelper/compbase3.hxx> 31 #include <com/sun/star/lang/XServiceInfo.hpp> 32 #include <cppuhelper/basemutex.hxx> 33 #include <com/sun/star/uno/XComponentContext.hpp> 34 #include <osl/thread.h> 35 #include <com/sun/star/awt/MouseEvent.hpp> 36 37 #include <boost/utility.hpp> 38 39 #include <premac.h> 40 #import <Cocoa/Cocoa.h> 41 #include <postmac.h> 42 43 44 class DragSource; 45 class AquaSalFrame; 46 47 /* The functions declared in this protocol are actually 48 declared in vcl/aqua/inc/salframe.h. Because we want 49 to avoid importing VCL headers in UNO services and 50 on the other hand want to avoid warnings caused by 51 gcc complaining about unknowness of these functions 52 we declare them in a protocol here and cast at the 53 appropriate places. 54 */ 55 @protocol MouseEventListener 56 -(void)registerMouseEventListener:(id)theHandler; 57 -(void)unregisterMouseEventListener:(id)theHandler; 58 @end 59 60 61 @interface DragSourceHelper : NSObject 62 { 63 DragSource* mDragSource; 64 } 65 66 -(DragSourceHelper*)initWithDragSource: (DragSource*) pds; 67 68 -(void)mouseDown: (NSEvent*)theEvent; 69 -(void)mouseDragged: (NSEvent*)theEvent; 70 71 -(unsigned int)draggingSourceOperationMaskForLocal:(BOOL)isLocal; 72 -(void)draggedImage:(NSImage*)anImage beganAt:(NSPoint)aPoint; 73 -(void)draggedImage:(NSImage *)anImage endedAt:(NSPoint)aPoint operation:(NSDragOperation)operation; 74 -(void)draggedImage:(NSImage *)draggedImage movedTo:(NSPoint)screenPoint; 75 76 @end 77 78 79 class DragSource : public ::cppu::BaseMutex, 80 public ::cppu::WeakComponentImplHelper3< com::sun::star::datatransfer::dnd::XDragSource, 81 com::sun::star::lang::XInitialization, 82 com::sun::star::lang::XServiceInfo >, 83 private ::boost::noncopyable 84 { 85 public: 86 DragSource(); 87 virtual ~DragSource(); 88 89 // XInitialization 90 virtual void SAL_CALL initialize( const com::sun::star::uno::Sequence< com::sun::star::uno::Any >& aArguments ); 91 92 // XDragSource 93 virtual sal_Bool SAL_CALL isDragImageSupported( ); 94 95 virtual sal_Int32 SAL_CALL getDefaultCursor(sal_Int8 dragAction); 96 97 virtual void SAL_CALL startDrag( const com::sun::star::datatransfer::dnd::DragGestureEvent& trigger, 98 sal_Int8 sourceActions, 99 sal_Int32 cursor, 100 sal_Int32 image, 101 const com::sun::star::uno::Reference< com::sun::star::datatransfer::XTransferable >& transferable, 102 const com::sun::star::uno::Reference< com::sun::star::datatransfer::dnd::XDragSourceListener >& listener ); 103 104 // XServiceInfo 105 virtual rtl::OUString SAL_CALL getImplementationName(); 106 virtual sal_Bool SAL_CALL supportsService(const rtl::OUString& ServiceName); 107 virtual com::sun::star::uno::Sequence< rtl::OUString > SAL_CALL getSupportedServiceNames(); 108 109 virtual void saveMouseEvent(NSEvent* theEvent); 110 virtual unsigned int getSupportedDragOperations(bool isLocal) const; 111 112 public: 113 // The context notifies the XDragSourceListeners 114 com::sun::star::uno::Reference< com::sun::star::datatransfer::dnd::XDragSourceContext > mXCurrentContext; 115 116 id mView; 117 AquaSalFrame* mpFrame; 118 NSEvent* mLastMouseEventBeforeStartDrag; 119 DragSourceHelper* mDragSourceHelper; 120 com::sun::star::awt::MouseEvent mMouseEvent; 121 com::sun::star::uno::Reference< com::sun::star::datatransfer::XTransferable > mXTransferable; 122 com::sun::star::uno::Reference< com::sun::star::datatransfer::dnd::XDragSourceListener > mXDragSrcListener; 123 // The mouse button that set off the drag and drop operation 124 short m_MouseButton; 125 sal_Int8 mDragSourceActions; 126 127 static com::sun::star::uno::Reference< com::sun::star::datatransfer::XTransferable > g_XTransferable; 128 static NSView* g_DragSourceView; 129 static bool g_DropSuccessSet; 130 static bool g_DropSuccess; 131 132 }; 133 134 135 #endif 136