src/cocoa/NSView.mm

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/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;