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1 /////////////////////////////////////////////////////////////////////////////
2 // Name: cocoa/NSView.mm
3 // Purpose: wxCocoaNSView
4 // Author: David Elliott
5 // Modified by:
6 // Created: 2003/02/15
7 // RCS-ID: $Id$
8 // Copyright: (c) 2003 David Elliott
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
11
12 // ============================================================================
13 // declarations
14 // ============================================================================
15
16 // ----------------------------------------------------------------------------
17 // headers
18 // ----------------------------------------------------------------------------
19
20 #include "wx/wxprec.h"
21 #ifndef WX_PRECOMP
22 #include "wx/window.h"
23 #endif // WX_PRECOMP
24
25 #include "wx/cocoa/objc/objc_uniquifying.h"
26 #include "wx/cocoa/NSView.h"
27
28 #import <Foundation/NSNotification.h>
29 #import <Foundation/NSString.h>
30 #include "wx/cocoa/objc/NSView.h"
31 #include "wx/cocoa/ObjcRef.h"
32
33 // ----------------------------------------------------------------------------
34 // globals
35 // ----------------------------------------------------------------------------
36 WX_IMPLEMENT_OBJC_INTERFACE_HASHMAP(NSView)
37
38 void wxCocoaNSView::AssociateNSView(WX_NSView cocoaNSView)
39 {
40 if(cocoaNSView)
41 {
42 sm_cocoaHash.insert(wxCocoaNSViewHash::value_type(cocoaNSView,this));
43 [[NSNotificationCenter defaultCenter] addObserver:(id)sm_cocoaObserver selector:@selector(notificationFrameChanged:) name:@"NSViewFrameDidChangeNotification" object:cocoaNSView];
44 [cocoaNSView setPostsFrameChangedNotifications: YES];
45 }
46 }
47
48 void wxCocoaNSView::DisassociateNSView(WX_NSView cocoaNSView)
49 {
50 if(cocoaNSView)
51 {
52 sm_cocoaHash.erase(cocoaNSView);
53 [[NSNotificationCenter defaultCenter] removeObserver:(id)sm_cocoaObserver name:@"NSViewFrameDidChangeNotification" object:cocoaNSView];
54 }
55 }
56
57 // ============================================================================
58 // @class WXNSView
59 // ============================================================================
60
61 @implementation WXNSView : NSView
62
63 - (BOOL)acceptsFirstMouse:(NSEvent *)theEvent
64 {
65 bool acceptsFirstMouse = false;
66 wxCocoaNSView *win = wxCocoaNSView::GetFromCocoa(self);
67 if(!win || !win->Cocoa_acceptsFirstMouse(acceptsFirstMouse, theEvent))
68 acceptsFirstMouse = [super acceptsFirstMouse:theEvent];
69 return acceptsFirstMouse;
70 }
71
72 - (void)drawRect: (NSRect)rect
73 {
74 wxCocoaNSView *win = wxCocoaNSView::GetFromCocoa(self);
75 if( !win || !win->Cocoa_drawRect(rect) )
76 [super drawRect:rect];
77 }
78
79 - (void)mouseDown:(NSEvent *)theEvent
80 {
81 wxCocoaNSView *win = wxCocoaNSView::GetFromCocoa(self);
82 if( !win || !win->Cocoa_mouseDown(theEvent) )
83 [super mouseDown:theEvent];
84 }
85
86 - (void)mouseDragged:(NSEvent *)theEvent
87 {
88 wxCocoaNSView *win = wxCocoaNSView::GetFromCocoa(self);
89 if( !win || !win->Cocoa_mouseDragged(theEvent) )
90 [super mouseDragged:theEvent];
91 }
92
93 - (void)mouseUp:(NSEvent *)theEvent
94 {
95 wxCocoaNSView *win = wxCocoaNSView::GetFromCocoa(self);
96 if( !win || !win->Cocoa_mouseUp(theEvent) )
97 [super mouseUp:theEvent];
98 }
99
100 - (void)mouseMoved:(NSEvent *)theEvent
101 {
102 wxCocoaNSView *win = wxCocoaNSView::GetFromCocoa(self);
103 if( !win || !win->Cocoa_mouseMoved(theEvent) )
104 [super mouseMoved:theEvent];
105 }
106
107 - (void)mouseEntered:(NSEvent *)theEvent
108 {
109 wxCocoaNSView *win = wxCocoaNSView::GetFromCocoa(self);
110 if( !win || !win->Cocoa_mouseEntered(theEvent) )
111 [super mouseEntered:theEvent];
112 }
113
114 - (void)mouseExited:(NSEvent *)theEvent
115 {
116 wxCocoaNSView *win = wxCocoaNSView::GetFromCocoa(self);
117 if( !win || !win->Cocoa_mouseExited(theEvent) )
118 [super mouseExited:theEvent];
119 }
120
121 - (void)rightMouseDown:(NSEvent *)theEvent
122 {
123 wxCocoaNSView *win = wxCocoaNSView::GetFromCocoa(self);
124 if( !win || !win->Cocoa_rightMouseDown(theEvent) )
125 [super rightMouseDown:theEvent];
126 }
127
128 - (void)rightMouseDragged:(NSEvent *)theEvent
129 {
130 wxCocoaNSView *win = wxCocoaNSView::GetFromCocoa(self);
131 if( !win || !win->Cocoa_rightMouseDragged(theEvent) )
132 [super rightMouseDragged:theEvent];
133 }
134
135 - (void)rightMouseUp:(NSEvent *)theEvent
136 {
137 wxCocoaNSView *win = wxCocoaNSView::GetFromCocoa(self);
138 if( !win || !win->Cocoa_rightMouseUp(theEvent) )
139 [super rightMouseUp:theEvent];
140 }
141
142 - (void)otherMouseDown:(NSEvent *)theEvent
143 {
144 wxCocoaNSView *win = wxCocoaNSView::GetFromCocoa(self);
145 if( !win || !win->Cocoa_otherMouseDown(theEvent) )
146 [super otherMouseDown:theEvent];
147 }
148
149 - (void)otherMouseDragged:(NSEvent *)theEvent
150 {
151 wxCocoaNSView *win = wxCocoaNSView::GetFromCocoa(self);
152 if( !win || !win->Cocoa_otherMouseDragged(theEvent) )
153 [super otherMouseDragged:theEvent];
154 }
155
156 - (void)otherMouseUp:(NSEvent *)theEvent
157 {
158 wxCocoaNSView *win = wxCocoaNSView::GetFromCocoa(self);
159 if( !win || !win->Cocoa_otherMouseUp(theEvent) )
160 [super otherMouseUp:theEvent];
161 }
162
163 - (void)resetCursorRects
164 {
165 wxCocoaNSView *win = wxCocoaNSView::GetFromCocoa(self);
166 if( !win || !win->Cocoa_resetCursorRects() )
167 [super resetCursorRects];
168 }
169
170 - (void)viewDidMoveToWindow
171 {
172 wxCocoaNSView *win = wxCocoaNSView::GetFromCocoa(self);
173 if( !win || !win->Cocoa_viewDidMoveToWindow() )
174 [super viewDidMoveToWindow];
175 }
176
177 - (void)viewWillMoveToWindow:(NSWindow *)newWindow
178 {
179 wxCocoaNSView *win = wxCocoaNSView::GetFromCocoa(self);
180 if( !win || !win->Cocoa_viewWillMoveToWindow(newWindow) )
181 [super viewWillMoveToWindow:newWindow];
182 }
183
184 @end // implementation WXNSView
185 WX_IMPLEMENT_GET_OBJC_CLASS(WXNSView,NSView)
186
187 // ============================================================================
188 // @class wxNSViewNotificationObserver
189 // ============================================================================
190
191 @interface wxNSViewNotificationObserver : NSObject
192 {
193 }
194
195 - (void)notificationFrameChanged: (NSNotification *)notification;
196 - (void)synthesizeMouseMovedForView: (NSView *)theView;
197 @end // interface wxNSViewNotificationObserver
198 WX_DECLARE_GET_OBJC_CLASS(wxNSViewNotificationObserver,NSObject)
199
200 @implementation wxNSViewNotificationObserver : NSObject
201
202 - (void)notificationFrameChanged: (NSNotification *)notification;
203 {
204 wxCocoaNSView *win = wxCocoaNSView::GetFromCocoa([notification object]);
205 wxCHECK_RET(win,wxT("notificationFrameChanged received but no wxWindow exists"));
206 win->Cocoa_FrameChanged();
207 }
208
209 - (void)synthesizeMouseMovedForView: (NSView *)theView
210 {
211 wxCocoaNSView *win = wxCocoaNSView::GetFromCocoa(theView);
212 wxCHECK_RET(win,wxT("synthesizeMouseMovedForView received but no wxWindow exists"));
213 win->Cocoa_synthesizeMouseMoved();
214 }
215
216 @end // implementation wxNSViewNotificationObserver
217 WX_IMPLEMENT_GET_OBJC_CLASS(wxNSViewNotificationObserver,NSObject)
218
219 // New CF-retained observer (this should have been using wxObjcAutoRefFromAlloc to begin with)
220 wxObjcAutoRefFromAlloc<wxNSViewNotificationObserver*> s_cocoaNSViewObserver([[WX_GET_OBJC_CLASS(wxNSViewNotificationObserver) alloc] init]);
221 // For compatibility with old code
222 id wxCocoaNSView::sm_cocoaObserver = s_cocoaNSViewObserver;