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 throw(com::sun::star::uno::Exception/*, com::sun::star::uno::RuntimeException*/); 92 93 // XDragSource 94 virtual sal_Bool SAL_CALL isDragImageSupported( ) throw(com::sun::star::uno::RuntimeException); 95 96 virtual sal_Int32 SAL_CALL getDefaultCursor(sal_Int8 dragAction) 97 throw(com::sun::star::lang::IllegalArgumentException, com::sun::star::uno::RuntimeException); 98 99 virtual void SAL_CALL startDrag( const com::sun::star::datatransfer::dnd::DragGestureEvent& trigger, 100 sal_Int8 sourceActions, 101 sal_Int32 cursor, 102 sal_Int32 image, 103 const com::sun::star::uno::Reference< com::sun::star::datatransfer::XTransferable >& transferable, 104 const com::sun::star::uno::Reference< com::sun::star::datatransfer::dnd::XDragSourceListener >& listener ) 105 throw(com::sun::star::uno::RuntimeException); 106 107 // XServiceInfo 108 virtual rtl::OUString SAL_CALL getImplementationName() throw (com::sun::star::uno::RuntimeException); 109 virtual sal_Bool SAL_CALL supportsService(const rtl::OUString& ServiceName) throw (com::sun::star::uno::RuntimeException); 110 virtual com::sun::star::uno::Sequence< rtl::OUString > SAL_CALL getSupportedServiceNames() throw (com::sun::star::uno::RuntimeException); 111 112 virtual void saveMouseEvent(NSEvent* theEvent); 113 virtual unsigned int getSupportedDragOperations(bool isLocal) const; 114 115 public: 116 // The context notifies the XDragSourceListeners 117 com::sun::star::uno::Reference< com::sun::star::datatransfer::dnd::XDragSourceContext > mXCurrentContext; 118 119 id mView; 120 AquaSalFrame* mpFrame; 121 NSEvent* mLastMouseEventBeforeStartDrag; 122 DragSourceHelper* mDragSourceHelper; 123 com::sun::star::awt::MouseEvent mMouseEvent; 124 com::sun::star::uno::Reference< com::sun::star::datatransfer::XTransferable > mXTransferable; 125 com::sun::star::uno::Reference< com::sun::star::datatransfer::dnd::XDragSourceListener > mXDragSrcListener; 126 // The mouse button that set off the drag and drop operation 127 short m_MouseButton; 128 sal_Int8 mDragSourceActions; 129 130 static com::sun::star::uno::Reference< com::sun::star::datatransfer::XTransferable > g_XTransferable; 131 static NSView* g_DragSourceView; 132 static bool g_DropSuccessSet; 133 static bool g_DropSuccess; 134 135 }; 136 137 138 #endif 139