src/osx/cocoa/window.mm

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/osx/cocoa/window.mm
   3 // Purpose:     widgets (non tlw) for cocoa
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     2008-06-20
   7 // RCS-ID:      $Id: window.mm 48805 2007-09-19 14:52:25Z SC $
   8 // Copyright:   (c) Stefan Csomor
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #include "wx/wxprec.h"
  13
  14 #ifndef WX_PRECOMP
  15     #include "wx/dcclient.h"
  16     #include "wx/frame.h"
  17     #include "wx/log.h"
  18     #include "wx/textctrl.h"
  19     #include "wx/combobox.h"
  20 #endif
  21
  22 #ifdef __WXMAC__
  23     #include "wx/osx/private.h"
  24 #endif
  25
  26 #include "wx/evtloop.h"
  27
  28 #if wxUSE_CARET
  29     #include "wx/caret.h"
  30 #endif
  31
  32 #if wxUSE_DRAG_AND_DROP
  33     #include "wx/dnd.h"
  34 #endif
  35
  36 #if wxUSE_TOOLTIPS
  37     #include "wx/tooltip.h"
  38 #endif
  39
  40 #include <objc/objc-runtime.h>
  41
  42 // Get the window with the focus
  43
  44 NSView* GetViewFromResponder( NSResponder* responder )
  45 {
  46     NSView* view = nil;
  47     if ( [responder isKindOfClass:[NSTextView class]] )
  48     {
  49         NSView* delegate = (NSView*) [(NSTextView*)responder delegate];
  50         if ( [delegate isKindOfClass:[NSTextField class] ] )
  51             view = delegate;
  52         else
  53             view =  (NSView*) responder;
  54     }
  55     else
  56     {
  57         if ( [responder isKindOfClass:[NSView class]] )
  58             view = (NSView*) responder;
  59     }
  60     return view;
  61 }
  62
  63 NSView* GetFocusedViewInWindow( NSWindow* keyWindow )
  64 {
  65     NSView* focusedView = nil;
  66     if ( keyWindow != nil )
  67         focusedView = GetViewFromResponder([keyWindow firstResponder]);
  68
  69     return focusedView;
  70 }
  71
  72 WXWidget wxWidgetImpl::FindFocus()
  73 {
  74     return GetFocusedViewInWindow( [NSApp keyWindow] );
  75 }
  76
  77 NSRect wxOSXGetFrameForControl( wxWindowMac* window , const wxPoint& pos , const wxSize &size , bool adjustForOrigin )
  78 {
  79     int x, y, w, h ;
  80
  81     window->MacGetBoundsForControl( pos , size , x , y, w, h , adjustForOrigin ) ;
  82     wxRect bounds(x,y,w,h);
  83     NSView* sv = (window->GetParent()->GetHandle() );
  84
  85     return wxToNSRect( sv, bounds );
  86 }
  87
  88 @interface wxNSView : NSView
  89 {
  90     NSTrackingRectTag rectTag;
  91 #if MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_5
  92     NSTrackingArea* _trackingArea;
  93 #endif
  94 }
  95
  96 // the tracking tag is needed to track mouse enter / exit events
  97 - (void) setTrackingTag: (NSTrackingRectTag)tag;
  98 - (NSTrackingRectTag) trackingTag;
  99 #if MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_5
 100 // under 10.5 we can also track mouse moved events on non-focused windows if
 101 // we use the new NSTrackingArea APIs.
 102 - (void) updateTrackingArea;
 103 - (NSTrackingArea*) trackingArea;
 104 #endif
 105 @end // wxNSView
 106
 107 @interface NSView(PossibleMethods)
 108 - (void)setTitle:(NSString *)aString;
 109 - (void)setStringValue:(NSString *)aString;
 110 - (void)setIntValue:(int)anInt;
 111 - (void)setFloatValue:(float)aFloat;
 112 - (void)setDoubleValue:(double)aDouble;
 113
 114 - (double)minValue;
 115 - (double)maxValue;
 116 - (void)setMinValue:(double)aDouble;
 117 - (void)setMaxValue:(double)aDouble;
 118
 119 - (void)sizeToFit;
 120
 121 - (BOOL)isEnabled;
 122 - (void)setEnabled:(BOOL)flag;
 123
 124 - (void)setImage:(NSImage *)image;
 125 - (void)setControlSize:(NSControlSize)size;
 126
 127 - (void)setFont:(NSFont *)fontObject;
 128
 129 - (id)contentView;
 130
 131 - (void)setTarget:(id)anObject;
 132 - (void)setAction:(SEL)aSelector;
 133 - (void)setDoubleAction:(SEL)aSelector;
 134 - (void)setBackgroundColor:(NSColor*)aColor;
 135 - (void)setOpaque:(BOOL)opaque;
 136 - (void)setTextColor:(NSColor *)color;
 137 - (void)setImagePosition:(NSCellImagePosition)aPosition;
 138 @end
 139
 140 long wxOSXTranslateCocoaKey( NSEvent* event )
 141 {
 142     long retval = 0;
 143
 144     if ([event type] != NSFlagsChanged)
 145     {
 146         NSString* s = [event charactersIgnoringModifiers];
 147         // backspace char reports as delete w/modifiers for some reason
 148         if ([s length] == 1)
 149         {
 150             switch ( [s characterAtIndex:0] )
 151             {
 152                 // backspace key
 153                 case 0x7F :
 154                 case 8 :
 155                     retval = WXK_BACK;
 156                     break;
 157                 case NSUpArrowFunctionKey :
 158                     retval = WXK_UP;
 159                     break;
 160                 case NSDownArrowFunctionKey :
 161                     retval = WXK_DOWN;
 162                     break;
 163                 case NSLeftArrowFunctionKey :
 164                     retval = WXK_LEFT;
 165                     break;
 166                 case NSRightArrowFunctionKey :
 167                     retval = WXK_RIGHT;
 168                     break;
 169                 case NSInsertFunctionKey  :
 170                     retval = WXK_INSERT;
 171                     break;
 172                 case NSDeleteFunctionKey  :
 173                     retval = WXK_DELETE;
 174                     break;
 175                 case NSHomeFunctionKey  :
 176                     retval = WXK_HOME;
 177                     break;
 178         //        case NSBeginFunctionKey  :
 179         //            retval = WXK_BEGIN;
 180         //            break;
 181                 case NSEndFunctionKey  :
 182                     retval = WXK_END;
 183                     break;
 184                 case NSPageUpFunctionKey  :
 185                     retval = WXK_PAGEUP;
 186                     break;
 187                case NSPageDownFunctionKey  :
 188                     retval = WXK_PAGEDOWN;
 189                     break;
 190                case NSHelpFunctionKey  :
 191                     retval = WXK_HELP;
 192                     break;
 193                 default:
 194                     int intchar = [s characterAtIndex: 0];
 195                     if ( intchar >= NSF1FunctionKey && intchar <= NSF24FunctionKey )
 196                         retval = WXK_F1 + (intchar - NSF1FunctionKey );
 197                     break;
 198             }
 199         }
 200     }
 201
 202     // Some keys don't seem to have constants. The code mimics the approach
 203     // taken by WebKit. See:
 204     // http://trac.webkit.org/browser/trunk/WebCore/platform/mac/KeyEventMac.mm
 205     switch( [event keyCode] )
 206     {
 207         // command key
 208         case 54:
 209         case 55:
 210             retval = WXK_COMMAND;
 211             break;
 212         // caps locks key
 213         case 57: // Capslock
 214             retval = WXK_CAPITAL;
 215             break;
 216         // shift key
 217         case 56: // Left Shift
 218         case 60: // Right Shift
 219             retval = WXK_SHIFT;
 220             break;
 221         // alt key
 222         case 58: // Left Alt
 223         case 61: // Right Alt
 224             retval = WXK_ALT;
 225             break;
 226         // ctrl key
 227         case 59: // Left Ctrl
 228         case 62: // Right Ctrl
 229             retval = WXK_CONTROL;
 230             break;
 231         // clear key
 232         case 71:
 233             retval = WXK_CLEAR;
 234             break;
 235         // tab key
 236         case 48:
 237             retval = WXK_TAB;
 238             break;
 239
 240         case 75: // /
 241             retval = WXK_NUMPAD_DIVIDE;
 242             break;
 243         case 67: // *
 244             retval = WXK_NUMPAD_MULTIPLY;
 245             break;
 246         case 78: // -
 247             retval = WXK_NUMPAD_SUBTRACT;
 248             break;
 249         case 69: // +
 250             retval = WXK_NUMPAD_ADD;
 251             break;
 252         case 76: // Enter
 253             retval = WXK_NUMPAD_ENTER;
 254             break;
 255         case 65: // .
 256             retval = WXK_NUMPAD_DECIMAL;
 257             break;
 258         case 82: // 0
 259             retval = WXK_NUMPAD0;
 260             break;
 261         case 83: // 1
 262             retval = WXK_NUMPAD1;
 263             break;
 264         case 84: // 2
 265             retval = WXK_NUMPAD2;
 266             break;
 267         case 85: // 3
 268             retval = WXK_NUMPAD3;
 269             break;
 270         case 86: // 4
 271             retval = WXK_NUMPAD4;
 272             break;
 273         case 87: // 5
 274             retval = WXK_NUMPAD5;
 275             break;
 276         case 88: // 6
 277             retval = WXK_NUMPAD6;
 278             break;
 279         case 89: // 7
 280             retval = WXK_NUMPAD7;
 281             break;
 282         case 91: // 8
 283             retval = WXK_NUMPAD8;
 284             break;
 285         case 92: // 9
 286             retval = WXK_NUMPAD9;
 287             break;
 288         default:
 289             //retval = [event keyCode];
 290             break;
 291     }
 292     return retval;
 293 }
 294
 295 void wxWidgetCocoaImpl::SetupKeyEvent(wxKeyEvent &wxevent , NSEvent * nsEvent, NSString* charString)
 296 {
 297     UInt32 modifiers = [nsEvent modifierFlags] ;
 298     int eventType = [nsEvent type];
 299
 300     wxevent.m_shiftDown = modifiers & NSShiftKeyMask;
 301     wxevent.m_controlDown = modifiers & NSControlKeyMask;
 302     wxevent.m_altDown = modifiers & NSAlternateKeyMask;
 303     wxevent.m_metaDown = modifiers & NSCommandKeyMask;
 304
 305     wxevent.m_rawCode = [nsEvent keyCode];
 306     wxevent.m_rawFlags = modifiers;
 307
 308     wxevent.SetTimestamp( (int)([nsEvent timestamp] * 1000) ) ;
 309
 310     wxString chars;
 311     if ( eventType != NSFlagsChanged )
 312     {
 313         NSString* nschars = [nsEvent charactersIgnoringModifiers];
 314         if ( charString )
 315         {
 316             // if charString is set, it did not come from key up / key down
 317             wxevent.SetEventType( wxEVT_CHAR );
 318             chars = wxCFStringRef::AsString(charString);
 319         }
 320         else if ( nschars )
 321         {
 322             chars = wxCFStringRef::AsString(nschars);
 323         }
 324     }
 325
 326     int aunichar = chars.Length() > 0 ? chars[0] : 0;
 327     long keyval = 0;
 328
 329     if (wxevent.GetEventType() != wxEVT_CHAR)
 330     {
 331         keyval = wxOSXTranslateCocoaKey(nsEvent) ;
 332         switch (eventType)
 333         {
 334             case NSKeyDown :
 335                 wxevent.SetEventType( wxEVT_KEY_DOWN )  ;
 336                 break;
 337             case NSKeyUp :
 338                 wxevent.SetEventType( wxEVT_KEY_UP )  ;
 339                 break;
 340             case NSFlagsChanged :
 341                 switch (keyval)
 342                 {
 343                     case WXK_CONTROL:
 344                         wxevent.SetEventType( wxevent.m_controlDown ? wxEVT_KEY_DOWN : wxEVT_KEY_UP);
 345                         break;
 346                     case WXK_SHIFT:
 347                         wxevent.SetEventType( wxevent.m_shiftDown ? wxEVT_KEY_DOWN : wxEVT_KEY_UP);
 348                         break;
 349                     case WXK_ALT:
 350                         wxevent.SetEventType( wxevent.m_altDown ? wxEVT_KEY_DOWN : wxEVT_KEY_UP);
 351                         break;
 352                     case WXK_COMMAND:
 353                         wxevent.SetEventType( wxevent.m_metaDown ? wxEVT_KEY_DOWN : wxEVT_KEY_UP);
 354                         break;
 355                 }
 356                 break;
 357             default :
 358                 break ;
 359         }
 360     }
 361
 362     if ( !keyval )
 363     {
 364         if ( wxevent.GetEventType() == wxEVT_KEY_UP || wxevent.GetEventType() == wxEVT_KEY_DOWN )
 365             keyval = wxToupper( aunichar ) ;
 366         else
 367             keyval = aunichar;
 368     }
 369
 370 #if wxUSE_UNICODE
 371     wxevent.m_uniChar = aunichar;
 372 #endif
 373     wxevent.m_keyCode = keyval;
 374
 375     wxWindowMac* peer = GetWXPeer();
 376     if ( peer )
 377     {
 378         wxevent.SetEventObject(peer);
 379         wxevent.SetId(peer->GetId()) ;
 380     }
 381 }
 382
 383 UInt32 g_lastButton = 0 ;
 384 bool g_lastButtonWasFakeRight = false ;
 385
 386 // better scroll wheel support
 387 // see http://lists.apple.com/archives/cocoa-dev/2007/Feb/msg00050.html
 388
 389 @interface NSEvent (DeviceDelta)
 390 - (float)deviceDeltaX;
 391 - (float)deviceDeltaY;
 392 @end
 393
 394 void wxWidgetCocoaImpl::SetupMouseEvent( wxMouseEvent &wxevent , NSEvent * nsEvent )
 395 {
 396     int eventType = [nsEvent type];
 397     UInt32 modifiers = [nsEvent modifierFlags] ;
 398
 399     NSPoint locationInWindow = [nsEvent locationInWindow];
 400
 401     // adjust coordinates for the window of the target view
 402     if ( [nsEvent window] != [m_osxView window] )
 403     {
 404         if ( [nsEvent window] != nil )
 405             locationInWindow = [[nsEvent window] convertBaseToScreen:locationInWindow];
 406
 407         if ( [m_osxView window] != nil )
 408             locationInWindow = [[m_osxView window] convertScreenToBase:locationInWindow];
 409     }
 410
 411     NSPoint locationInView = [m_osxView convertPoint:locationInWindow fromView:nil];
 412     wxPoint locationInViewWX = wxFromNSPoint( m_osxView, locationInView );
 413
 414     // these parameters are not given for all events
 415     UInt32 button = [nsEvent buttonNumber];
 416     UInt32 clickCount = 0;
 417
 418     wxevent.m_x = locationInViewWX.x;
 419     wxevent.m_y = locationInViewWX.y;
 420     wxevent.m_shiftDown = modifiers & NSShiftKeyMask;
 421     wxevent.m_controlDown = modifiers & NSControlKeyMask;
 422     wxevent.m_altDown = modifiers & NSAlternateKeyMask;
 423     wxevent.m_metaDown = modifiers & NSCommandKeyMask;
 424     wxevent.SetTimestamp( (int)([nsEvent timestamp] * 1000) ) ;
 425
 426     UInt32 mouseChord = 0;
 427
 428     switch (eventType)
 429     {
 430         case NSLeftMouseDown :
 431         case NSLeftMouseDragged :
 432             mouseChord = 1U;
 433             break;
 434         case NSRightMouseDown :
 435         case NSRightMouseDragged :
 436             mouseChord = 2U;
 437             break;
 438         case NSOtherMouseDown :
 439         case NSOtherMouseDragged :
 440             mouseChord = 4U;
 441             break;
 442     }
 443
 444     // a control click is interpreted as a right click
 445     bool thisButtonIsFakeRight = false ;
 446     if ( button == 0 && (modifiers & NSControlKeyMask) )
 447     {
 448         button = 1 ;
 449         thisButtonIsFakeRight = true ;
 450     }
 451
 452     // otherwise we report double clicks by connecting a left click with a ctrl-left click
 453     if ( clickCount > 1 && button != g_lastButton )
 454         clickCount = 1 ;
 455
 456     // we must make sure that our synthetic 'right' button corresponds in
 457     // mouse down, moved and mouse up, and does not deliver a right down and left up
 458     switch (eventType)
 459     {
 460         case NSLeftMouseDown :
 461         case NSRightMouseDown :
 462         case NSOtherMouseDown :
 463             g_lastButton = button ;
 464             g_lastButtonWasFakeRight = thisButtonIsFakeRight ;
 465             break;
 466      }
 467
 468     if ( button == 0 )
 469     {
 470         g_lastButton = 0 ;
 471         g_lastButtonWasFakeRight = false ;
 472     }
 473     else if ( g_lastButton == 1 && g_lastButtonWasFakeRight )
 474         button = g_lastButton ;
 475
 476     // Adjust the chord mask to remove the primary button and add the
 477     // secondary button.  It is possible that the secondary button is
 478     // already pressed, e.g. on a mouse connected to a laptop, but this
 479     // possibility is ignored here:
 480     if( thisButtonIsFakeRight && ( mouseChord & 1U ) )
 481         mouseChord = ((mouseChord & ~1U) | 2U);
 482
 483     if(mouseChord & 1U)
 484                 wxevent.m_leftDown = true ;
 485     if(mouseChord & 2U)
 486                 wxevent.m_rightDown = true ;
 487     if(mouseChord & 4U)
 488                 wxevent.m_middleDown = true ;
 489
 490     // translate into wx types
 491     switch (eventType)
 492     {
 493         case NSLeftMouseDown :
 494         case NSRightMouseDown :
 495         case NSOtherMouseDown :
 496             clickCount = [nsEvent clickCount];
 497             switch ( button )
 498             {
 499                 case 0 :
 500                     wxevent.SetEventType( clickCount > 1 ? wxEVT_LEFT_DCLICK : wxEVT_LEFT_DOWN )  ;
 501                     break ;
 502
 503                 case 1 :
 504                     wxevent.SetEventType( clickCount > 1 ? wxEVT_RIGHT_DCLICK : wxEVT_RIGHT_DOWN ) ;
 505                     break ;
 506
 507                 case 2 :
 508                     wxevent.SetEventType( clickCount > 1 ? wxEVT_MIDDLE_DCLICK : wxEVT_MIDDLE_DOWN ) ;
 509                     break ;
 510
 511                 default:
 512                     break ;
 513             }
 514             break ;
 515
 516         case NSLeftMouseUp :
 517         case NSRightMouseUp :
 518         case NSOtherMouseUp :
 519             clickCount = [nsEvent clickCount];
 520             switch ( button )
 521             {
 522                 case 0 :
 523                     wxevent.SetEventType( wxEVT_LEFT_UP )  ;
 524                     break ;
 525
 526                 case 1 :
 527                     wxevent.SetEventType( wxEVT_RIGHT_UP ) ;
 528                     break ;
 529
 530                 case 2 :
 531                     wxevent.SetEventType( wxEVT_MIDDLE_UP ) ;
 532                     break ;
 533
 534                 default:
 535                     break ;
 536             }
 537             break ;
 538
 539      case NSScrollWheel :
 540         {
 541             float deltaX = 0.0;
 542             float deltaY = 0.0;
 543
 544             wxevent.SetEventType( wxEVT_MOUSEWHEEL ) ;
 545
 546             // see http://developer.apple.com/qa/qa2005/qa1453.html
 547             // for more details on why we have to look for the exact type
 548
 549             const EventRef cEvent = (EventRef) [nsEvent eventRef];
 550             bool isMouseScrollEvent = false;
 551             if ( cEvent )
 552                 isMouseScrollEvent = ::GetEventKind(cEvent) == kEventMouseScroll;
 553
 554             if ( isMouseScrollEvent )
 555             {
 556                 deltaX = [nsEvent deviceDeltaX];
 557                 deltaY = [nsEvent deviceDeltaY];
 558             }
 559             else
 560             {
 561                 deltaX = ([nsEvent deltaX] * 10);
 562                 deltaY = ([nsEvent deltaY] * 10);
 563             }
 564
 565             wxevent.m_wheelDelta = 10;
 566             wxevent.m_linesPerAction = 1;
 567
 568             if ( fabs(deltaX) > fabs(deltaY) )
 569             {
 570                 wxevent.m_wheelAxis = 1;
 571                 wxevent.m_wheelRotation = (int)deltaX;
 572             }
 573             else
 574             {
 575                 wxevent.m_wheelRotation = (int)deltaY;
 576             }
 577
 578         }
 579         break ;
 580
 581         case NSMouseEntered :
 582             wxevent.SetEventType( wxEVT_ENTER_WINDOW ) ;
 583             break;
 584         case NSMouseExited :
 585             wxevent.SetEventType( wxEVT_LEAVE_WINDOW ) ;
 586             break;
 587         case NSLeftMouseDragged :
 588         case NSRightMouseDragged :
 589         case NSOtherMouseDragged :
 590         case NSMouseMoved :
 591             wxevent.SetEventType( wxEVT_MOTION ) ;
 592             break;
 593         default :
 594             break ;
 595     }
 596
 597     wxevent.m_clickCount = clickCount;
 598     wxWindowMac* peer = GetWXPeer();
 599     if ( peer )
 600     {
 601         wxevent.SetEventObject(peer);
 602         wxevent.SetId(peer->GetId()) ;
 603     }
 604 }
 605
 606 @implementation wxNSView
 607
 608 + (void)initialize
 609 {
 610     static BOOL initialized = NO;
 611     if (!initialized)
 612     {
 613         initialized = YES;
 614         wxOSXCocoaClassAddWXMethods( self );
 615     }
 616 }
 617
 618 - (void) setTrackingTag: (NSTrackingRectTag)tag
 619 {
 620     rectTag = tag;
 621 }
 622
 623 - (NSTrackingRectTag) trackingTag
 624 {
 625     return rectTag;
 626 }
 627
 628 #if MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_5
 629 - (void) updateTrackingArea
 630 {
 631     if (_trackingArea)
 632     {
 633         [self removeTrackingArea: _trackingArea];
 634         [_trackingArea release];
 635     }
 636
 637     NSTrackingAreaOptions options = NSTrackingMouseEnteredAndExited|NSTrackingMouseMoved|NSTrackingActiveAlways;
 638
 639     NSTrackingArea* area = [[NSTrackingArea alloc] initWithRect: [self bounds] options: options owner: self userInfo: nil];
 640     [self addTrackingArea: area];
 641
 642     _trackingArea = area;
 643 }
 644
 645 - (NSTrackingArea*) trackingArea
 646 {
 647     return _trackingArea;
 648 }
 649 #endif
 650 @end // wxNSView
 651
 652 //
 653 // event handlers
 654 //
 655
 656 #if wxUSE_DRAG_AND_DROP
 657
 658 // see http://lists.apple.com/archives/Cocoa-dev/2005/Jul/msg01244.html
 659 // for details on the NSPasteboard -> PasteboardRef conversion
 660
 661 NSDragOperation wxOSX_draggingEntered( id self, SEL _cmd, id <NSDraggingInfo>sender )
 662 {
 663     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 664     if (impl == NULL)
 665         return NSDragOperationNone;
 666
 667     return impl->draggingEntered(sender, self, _cmd);
 668 }
 669
 670 void wxOSX_draggingExited( id self, SEL _cmd, id <NSDraggingInfo> sender )
 671 {
 672     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 673     if (impl == NULL)
 674         return ;
 675
 676     return impl->draggingExited(sender, self, _cmd);
 677 }
 678
 679 NSDragOperation wxOSX_draggingUpdated( id self, SEL _cmd, id <NSDraggingInfo>sender )
 680 {
 681     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 682     if (impl == NULL)
 683         return NSDragOperationNone;
 684
 685     return impl->draggingUpdated(sender, self, _cmd);
 686 }
 687
 688 BOOL wxOSX_performDragOperation( id self, SEL _cmd, id <NSDraggingInfo> sender )
 689 {
 690     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 691     if (impl == NULL)
 692         return NSDragOperationNone;
 693
 694     return impl->performDragOperation(sender, self, _cmd) ? YES:NO ;
 695 }
 696
 697 #endif
 698
 699 void wxOSX_mouseEvent(NSView* self, SEL _cmd, NSEvent *event)
 700 {
 701     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 702     if (impl == NULL)
 703         return;
 704
 705     impl->mouseEvent(event, self, _cmd);
 706 }
 707
 708 BOOL wxOSX_acceptsFirstMouse(NSView* WXUNUSED(self), SEL WXUNUSED(_cmd), NSEvent *WXUNUSED(event))
 709 {
 710     // This is needed to support click through, otherwise the first click on a window
 711     // will not do anything unless it is the active window already.
 712     return YES;
 713 }
 714
 715 void wxOSX_keyEvent(NSView* self, SEL _cmd, NSEvent *event)
 716 {
 717     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 718     if (impl == NULL)
 719         return;
 720
 721     impl->keyEvent(event, self, _cmd);
 722 }
 723
 724 void wxOSX_insertText(NSView* self, SEL _cmd, NSString* text)
 725 {
 726     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 727     if (impl == NULL)
 728         return;
 729
 730     impl->insertText(text, self, _cmd);
 731 }
 732
 733 BOOL wxOSX_performKeyEquivalent(NSView* self, SEL _cmd, NSEvent *event)
 734 {
 735     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 736     if (impl == NULL)
 737         return NO;
 738
 739     return impl->performKeyEquivalent(event, self, _cmd);
 740 }
 741
 742 BOOL wxOSX_acceptsFirstResponder(NSView* self, SEL _cmd)
 743 {
 744     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 745     if (impl == NULL)
 746         return NO;
 747
 748     return impl->acceptsFirstResponder(self, _cmd);
 749 }
 750
 751 BOOL wxOSX_becomeFirstResponder(NSView* self, SEL _cmd)
 752 {
 753     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 754     if (impl == NULL)
 755         return NO;
 756
 757     return impl->becomeFirstResponder(self, _cmd);
 758 }
 759
 760 BOOL wxOSX_resignFirstResponder(NSView* self, SEL _cmd)
 761 {
 762     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 763     if (impl == NULL)
 764         return NO;
 765
 766     return impl->resignFirstResponder(self, _cmd);
 767 }
 768
 769 void wxOSX_resetCursorRects(NSView* self, SEL _cmd)
 770 {
 771     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 772     if (impl == NULL)
 773         return;
 774
 775     impl->resetCursorRects(self, _cmd);
 776 }
 777
 778 BOOL wxOSX_isFlipped(NSView* self, SEL _cmd)
 779 {
 780     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 781     if (impl == NULL)
 782         return NO;
 783
 784     return impl->isFlipped(self, _cmd) ? YES:NO;
 785 }
 786
 787 void wxOSX_drawRect(NSView* self, SEL _cmd, NSRect rect)
 788 {
 789     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 790     if (impl == NULL)
 791         return;
 792
 793     return impl->drawRect(&rect, self, _cmd);
 794 }
 795
 796 void wxOSX_controlAction(NSView* self, SEL _cmd, id sender)
 797 {
 798     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 799     if (impl == NULL)
 800         return;
 801
 802     impl->controlAction(self, _cmd, sender);
 803 }
 804
 805 void wxOSX_controlDoubleAction(NSView* self, SEL _cmd, id sender)
 806 {
 807     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 808     if (impl == NULL)
 809         return;
 810
 811     impl->controlDoubleAction(self, _cmd, sender);
 812 }
 813
 814 unsigned int wxWidgetCocoaImpl::draggingEntered(void* s, WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd))
 815 {
 816     id <NSDraggingInfo>sender = (id <NSDraggingInfo>) s;
 817     NSPasteboard *pboard = [sender draggingPasteboard];
 818     NSDragOperation sourceDragMask = [sender draggingSourceOperationMask];
 819
 820     wxWindow* wxpeer = GetWXPeer();
 821     if ( wxpeer == NULL )
 822         return NSDragOperationNone;
 823
 824     wxDropTarget* target = wxpeer->GetDropTarget();
 825     if ( target == NULL )
 826         return NSDragOperationNone;
 827
 828     wxDragResult result = wxDragNone;
 829     NSPoint nspoint = [m_osxView convertPoint:[sender draggingLocation] fromView:nil];
 830     wxPoint pt = wxFromNSPoint( m_osxView, nspoint );
 831
 832     if ( sourceDragMask & NSDragOperationLink )
 833         result = wxDragLink;
 834     else if ( sourceDragMask & NSDragOperationCopy )
 835         result = wxDragCopy;
 836     else if ( sourceDragMask & NSDragOperationMove )
 837         result = wxDragMove;
 838
 839     PasteboardRef pboardRef;
 840     PasteboardCreate((CFStringRef)[pboard name], &pboardRef);
 841     target->SetCurrentDragPasteboard(pboardRef);
 842     result = target->OnEnter(pt.x, pt.y, result);
 843     CFRelease(pboardRef);
 844
 845     NSDragOperation nsresult = NSDragOperationNone;
 846     switch (result )
 847     {
 848         case wxDragLink:
 849             nsresult = NSDragOperationLink;
 850         case wxDragMove:
 851             nsresult = NSDragOperationMove;
 852         case wxDragCopy:
 853             nsresult = NSDragOperationCopy;
 854         default :
 855             break;
 856     }
 857     return nsresult;
 858 }
 859
 860 void wxWidgetCocoaImpl::draggingExited(void* s, WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd))
 861 {
 862     id <NSDraggingInfo>sender = (id <NSDraggingInfo>) s;
 863     NSPasteboard *pboard = [sender draggingPasteboard];
 864
 865     wxWindow* wxpeer = GetWXPeer();
 866     if ( wxpeer == NULL )
 867         return;
 868
 869     wxDropTarget* target = wxpeer->GetDropTarget();
 870     if ( target == NULL )
 871         return;
 872
 873     PasteboardRef pboardRef;
 874     PasteboardCreate((CFStringRef)[pboard name], &pboardRef);
 875     target->SetCurrentDragPasteboard(pboardRef);
 876     target->OnLeave();
 877     CFRelease(pboardRef);
 878  }
 879
 880 unsigned int wxWidgetCocoaImpl::draggingUpdated(void* s, WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd))
 881 {
 882     id <NSDraggingInfo>sender = (id <NSDraggingInfo>) s;
 883     NSPasteboard *pboard = [sender draggingPasteboard];
 884     NSDragOperation sourceDragMask = [sender draggingSourceOperationMask];
 885
 886     wxWindow* wxpeer = GetWXPeer();
 887     if ( wxpeer == NULL )
 888         return NSDragOperationNone;
 889
 890     wxDropTarget* target = wxpeer->GetDropTarget();
 891     if ( target == NULL )
 892         return NSDragOperationNone;
 893
 894     wxDragResult result = wxDragNone;
 895     NSPoint nspoint = [m_osxView convertPoint:[sender draggingLocation] fromView:nil];
 896     wxPoint pt = wxFromNSPoint( m_osxView, nspoint );
 897
 898     if ( sourceDragMask & NSDragOperationLink )
 899         result = wxDragLink;
 900     else if ( sourceDragMask & NSDragOperationCopy )
 901         result = wxDragCopy;
 902     else if ( sourceDragMask & NSDragOperationMove )
 903         result = wxDragMove;
 904
 905     PasteboardRef pboardRef;
 906     PasteboardCreate((CFStringRef)[pboard name], &pboardRef);
 907     target->SetCurrentDragPasteboard(pboardRef);
 908     result = target->OnDragOver(pt.x, pt.y, result);
 909     CFRelease(pboardRef);
 910
 911     NSDragOperation nsresult = NSDragOperationNone;
 912     switch (result )
 913     {
 914         case wxDragLink:
 915             nsresult = NSDragOperationLink;
 916         case wxDragMove:
 917             nsresult = NSDragOperationMove;
 918         case wxDragCopy:
 919             nsresult = NSDragOperationCopy;
 920         default :
 921             break;
 922     }
 923     return nsresult;
 924 }
 925
 926 bool wxWidgetCocoaImpl::performDragOperation(void* s, WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd))
 927 {
 928     id <NSDraggingInfo>sender = (id <NSDraggingInfo>) s;
 929
 930     NSPasteboard *pboard = [sender draggingPasteboard];
 931     NSDragOperation sourceDragMask = [sender draggingSourceOperationMask];
 932
 933     wxWindow* wxpeer = GetWXPeer();
 934     wxDropTarget* target = wxpeer->GetDropTarget();
 935     wxDragResult result = wxDragNone;
 936     NSPoint nspoint = [m_osxView convertPoint:[sender draggingLocation] fromView:nil];
 937     wxPoint pt = wxFromNSPoint( m_osxView, nspoint );
 938
 939     if ( sourceDragMask & NSDragOperationLink )
 940         result = wxDragLink;
 941     else if ( sourceDragMask & NSDragOperationCopy )
 942         result = wxDragCopy;
 943     else if ( sourceDragMask & NSDragOperationMove )
 944         result = wxDragMove;
 945
 946     PasteboardRef pboardRef;
 947     PasteboardCreate((CFStringRef)[pboard name], &pboardRef);
 948     target->SetCurrentDragPasteboard(pboardRef);
 949
 950     if (target->OnDrop(pt.x, pt.y))
 951         result = target->OnData(pt.x, pt.y, result);
 952
 953     CFRelease(pboardRef);
 954
 955     return result != wxDragNone;
 956 }
 957
 958 typedef void (*wxOSX_TextEventHandlerPtr)(NSView* self, SEL _cmd, NSString *event);
 959 typedef void (*wxOSX_EventHandlerPtr)(NSView* self, SEL _cmd, NSEvent *event);
 960 typedef BOOL (*wxOSX_PerformKeyEventHandlerPtr)(NSView* self, SEL _cmd, NSEvent *event);
 961 typedef BOOL (*wxOSX_FocusHandlerPtr)(NSView* self, SEL _cmd);
 962 typedef BOOL (*wxOSX_ResetCursorRectsHandlerPtr)(NSView* self, SEL _cmd);
 963 typedef void (*wxOSX_DrawRectHandlerPtr)(NSView* self, SEL _cmd, NSRect rect);
 964
 965 void wxWidgetCocoaImpl::mouseEvent(WX_NSEvent event, WXWidget slf, void *_cmd)
 966 {
 967     if ( !DoHandleMouseEvent(event) )
 968     {
 969         // for plain NSView mouse events would propagate to parents otherwise
 970         if (!m_wxPeer->MacIsUserPane())
 971         {
 972             wxOSX_EventHandlerPtr superimpl = (wxOSX_EventHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
 973             superimpl(slf, (SEL)_cmd, event);
 974         }
 975     }
 976 }
 977
 978 void wxWidgetCocoaImpl::keyEvent(WX_NSEvent event, WXWidget slf, void *_cmd)
 979 {
 980     if ( [event type] == NSKeyDown )
 981         m_lastKeyDownEvent = event;
 982     if ( GetFocusedViewInWindow([slf window]) != slf || m_hasEditor || !DoHandleKeyEvent(event) )
 983     {
 984         wxOSX_EventHandlerPtr superimpl = (wxOSX_EventHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
 985         superimpl(slf, (SEL)_cmd, event);
 986     }
 987     m_lastKeyDownEvent = NULL;
 988 }
 989
 990 void wxWidgetCocoaImpl::insertText(NSString* text, WXWidget slf, void *_cmd)
 991 {
 992     if ( m_lastKeyDownEvent==NULL || m_hasEditor || !DoHandleCharEvent(m_lastKeyDownEvent, text) )
 993     {
 994         wxOSX_TextEventHandlerPtr superimpl = (wxOSX_TextEventHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
 995         superimpl(slf, (SEL)_cmd, text);
 996     }
 997 }
 998
 999
1000 bool wxWidgetCocoaImpl::performKeyEquivalent(WX_NSEvent event, WXWidget slf, void *_cmd)
1001 {
1002     wxOSX_PerformKeyEventHandlerPtr superimpl = (wxOSX_PerformKeyEventHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
1003     return superimpl(slf, (SEL)_cmd, event);
1004 }
1005
1006 bool wxWidgetCocoaImpl::acceptsFirstResponder(WXWidget slf, void *_cmd)
1007 {
1008     if ( m_wxPeer->MacIsUserPane() )
1009         return m_wxPeer->AcceptsFocus();
1010     else
1011     {
1012         wxOSX_FocusHandlerPtr superimpl = (wxOSX_FocusHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
1013         return superimpl(slf, (SEL)_cmd);
1014     }
1015 }
1016
1017 bool wxWidgetCocoaImpl::becomeFirstResponder(WXWidget slf, void *_cmd)
1018 {
1019     wxOSX_FocusHandlerPtr superimpl = (wxOSX_FocusHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
1020     // get the current focus before running becomeFirstResponder
1021     NSView* otherView = FindFocus();
1022
1023     wxWidgetImpl* otherWindow = FindFromWXWidget(otherView);
1024     BOOL r = superimpl(slf, (SEL)_cmd);
1025     if ( r )
1026     {
1027         DoNotifyFocusEvent( true, otherWindow );
1028     }
1029
1030     return r;
1031 }
1032
1033 bool wxWidgetCocoaImpl::resignFirstResponder(WXWidget slf, void *_cmd)
1034 {
1035     wxOSX_FocusHandlerPtr superimpl = (wxOSX_FocusHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
1036     BOOL r = superimpl(slf, (SEL)_cmd);
1037     // get the current focus after running resignFirstResponder
1038     // note that this value isn't reliable, it might return the same view that
1039     // is resigning
1040     NSView* otherView = FindFocus();
1041     wxWidgetImpl* otherWindow = FindFromWXWidget(otherView);
1042     // NSTextViews have an editor as true responder, therefore the might get the
1043     // resign notification if their editor takes over, don't trigger any event then
1044     if ( r && !m_hasEditor)
1045     {
1046         DoNotifyFocusEvent( false, otherWindow );
1047     }
1048     return r;
1049 }
1050
1051 void wxWidgetCocoaImpl::resetCursorRects(WXWidget slf, void *_cmd)
1052 {
1053     wxWindow* wxpeer = GetWXPeer();
1054     if ( wxpeer )
1055     {
1056         NSCursor *cursor = (NSCursor*)wxpeer->GetCursor().GetHCURSOR();
1057         if (cursor == NULL)
1058         {
1059             wxOSX_ResetCursorRectsHandlerPtr superimpl = (wxOSX_ResetCursorRectsHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
1060             superimpl(slf, (SEL)_cmd);
1061         }
1062         else
1063         {
1064             [slf addCursorRect: [slf bounds]
1065                 cursor: cursor];
1066         }
1067     }
1068 }
1069
1070 bool wxWidgetCocoaImpl::isFlipped(WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd))
1071 {
1072     return m_isFlipped;
1073 }
1074
1075
1076 #define OSX_DEBUG_DRAWING 0
1077
1078 void wxWidgetCocoaImpl::drawRect(void* rect, WXWidget slf, void *WXUNUSED(_cmd))
1079 {
1080     // preparing the update region
1081
1082     wxRegion updateRgn;
1083     const NSRect *rects;
1084     NSInteger count;
1085
1086     [slf getRectsBeingDrawn:&rects count:&count];
1087     for ( int i = 0 ; i < count ; ++i )
1088     {
1089         updateRgn.Union(wxFromNSRect(slf, rects[i]));
1090     }
1091
1092     wxWindow* wxpeer = GetWXPeer();
1093
1094     if ( wxpeer->MacGetLeftBorderSize() != 0 || wxpeer->MacGetTopBorderSize() != 0 )
1095     {
1096         // as this update region is in native window locals we must adapt it to wx window local
1097         updateRgn.Offset( wxpeer->MacGetLeftBorderSize() , wxpeer->MacGetTopBorderSize() );
1098     }
1099
1100     if ( wxpeer->MacGetTopLevelWindow()->GetWindowStyle() & wxFRAME_SHAPED )
1101     {
1102         int xoffset = 0, yoffset = 0;
1103         wxRegion rgn = wxpeer->MacGetTopLevelWindow()->GetShape();
1104         wxpeer->MacRootWindowToWindow( &xoffset, &yoffset );
1105         rgn.Offset( xoffset, yoffset );
1106         updateRgn.Intersect(rgn);
1107     }
1108
1109     wxpeer->GetUpdateRegion() = updateRgn;
1110
1111     // setting up the drawing context
1112
1113     CGContextRef context = (CGContextRef) [[NSGraphicsContext currentContext] graphicsPort];
1114     CGContextSaveGState( context );
1115
1116 #if OSX_DEBUG_DRAWING
1117     CGContextBeginPath( context );
1118     CGContextMoveToPoint(context, 0, 0);
1119     NSRect bounds = [self bounds];
1120     CGContextAddLineToPoint(context, 10, 0);
1121     CGContextMoveToPoint(context, 0, 0);
1122     CGContextAddLineToPoint(context, 0, 10);
1123     CGContextMoveToPoint(context, bounds.size.width, bounds.size.height);
1124     CGContextAddLineToPoint(context, bounds.size.width, bounds.size.height-10);
1125     CGContextMoveToPoint(context, bounds.size.width, bounds.size.height);
1126     CGContextAddLineToPoint(context, bounds.size.width-10, bounds.size.height);
1127     CGContextClosePath( context );
1128     CGContextStrokePath(context);
1129 #endif
1130
1131     if ( !m_isFlipped )
1132     {
1133         CGContextTranslateCTM( context, 0,  [m_osxView bounds].size.height );
1134         CGContextScaleCTM( context, 1, -1 );
1135     }
1136
1137     wxpeer->MacSetCGContextRef( context );
1138
1139     bool handled = wxpeer->MacDoRedraw( 0 );
1140     CGContextRestoreGState( context );
1141
1142     CGContextSaveGState( context );
1143     if ( !handled )
1144     {
1145         // call super
1146         SEL _cmd = @selector(drawRect:);
1147         wxOSX_DrawRectHandlerPtr superimpl = (wxOSX_DrawRectHandlerPtr) [[slf superclass] instanceMethodForSelector:_cmd];
1148         superimpl(slf, _cmd, *(NSRect*)rect);
1149         CGContextRestoreGState( context );
1150         CGContextSaveGState( context );
1151     }
1152     wxpeer->MacPaintChildrenBorders();
1153     wxpeer->MacSetCGContextRef( NULL );
1154     CGContextRestoreGState( context );
1155 }
1156
1157 void wxWidgetCocoaImpl::controlAction( WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd), void *WXUNUSED(sender))
1158 {
1159     wxWindow* wxpeer = (wxWindow*) GetWXPeer();
1160     if ( wxpeer )
1161         wxpeer->OSXHandleClicked(0);
1162 }
1163
1164 void wxWidgetCocoaImpl::controlDoubleAction( WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd), void *WXUNUSED(sender))
1165 {
1166 }
1167
1168 void wxWidgetCocoaImpl::controlTextDidChange()
1169 {
1170     wxWindow* wxpeer = (wxWindow*)GetWXPeer();
1171     if ( wxpeer )
1172     {
1173         // since native rtti doesn't have to be enabled and wx' rtti is not aware of the mixin wxTextEntry, workaround is needed
1174         wxTextCtrl *tc = wxDynamicCast( wxpeer , wxTextCtrl );
1175         wxComboBox *cb = wxDynamicCast( wxpeer , wxComboBox );
1176         if ( tc )
1177             tc->SendTextUpdatedEventIfAllowed();
1178         else if ( cb )
1179             cb->SendTextUpdatedEventIfAllowed();
1180         else
1181         {
1182             wxFAIL_MSG("Unexpected class for controlTextDidChange event");
1183         }
1184     }
1185 }
1186
1187 //
1188
1189 #if OBJC_API_VERSION >= 2
1190
1191 #define wxOSX_CLASS_ADD_METHOD( c, s, i, t ) \
1192     class_addMethod(c, s, i, t );
1193
1194 #else
1195
1196 #define wxOSX_CLASS_ADD_METHOD( c, s, i, t ) \
1197     { s, t, i },
1198
1199 #endif
1200
1201 void wxOSXCocoaClassAddWXMethods(Class c)
1202 {
1203
1204 #if OBJC_API_VERSION < 2
1205     static objc_method wxmethods[] =
1206     {
1207 #endif
1208
1209     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseDown:), (IMP) wxOSX_mouseEvent, "v@:@" )
1210     wxOSX_CLASS_ADD_METHOD(c, @selector(rightMouseDown:), (IMP) wxOSX_mouseEvent, "v@:@" )
1211     wxOSX_CLASS_ADD_METHOD(c, @selector(otherMouseDown:), (IMP) wxOSX_mouseEvent, "v@:@" )
1212
1213     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseUp:), (IMP) wxOSX_mouseEvent, "v@:@" )
1214     wxOSX_CLASS_ADD_METHOD(c, @selector(rightMouseUp:), (IMP) wxOSX_mouseEvent, "v@:@" )
1215     wxOSX_CLASS_ADD_METHOD(c, @selector(otherMouseUp:), (IMP) wxOSX_mouseEvent, "v@:@" )
1216
1217     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseMoved:), (IMP) wxOSX_mouseEvent, "v@:@" )
1218
1219     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseDragged:), (IMP) wxOSX_mouseEvent, "v@:@" )
1220     wxOSX_CLASS_ADD_METHOD(c, @selector(rightMouseDragged:), (IMP) wxOSX_mouseEvent, "v@:@" )
1221     wxOSX_CLASS_ADD_METHOD(c, @selector(otherMouseDragged:), (IMP) wxOSX_mouseEvent, "v@:@" )
1222
1223     wxOSX_CLASS_ADD_METHOD(c, @selector(acceptsFirstMouse:), (IMP) wxOSX_acceptsFirstMouse, "v@:@" )
1224
1225     wxOSX_CLASS_ADD_METHOD(c, @selector(scrollWheel:), (IMP) wxOSX_mouseEvent, "v@:@" )
1226     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseEntered:), (IMP) wxOSX_mouseEvent, "v@:@" )
1227     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseExited:), (IMP) wxOSX_mouseEvent, "v@:@" )
1228
1229     wxOSX_CLASS_ADD_METHOD(c, @selector(keyDown:), (IMP) wxOSX_keyEvent, "v@:@" )
1230     wxOSX_CLASS_ADD_METHOD(c, @selector(keyUp:), (IMP) wxOSX_keyEvent, "v@:@" )
1231     wxOSX_CLASS_ADD_METHOD(c, @selector(flagsChanged:), (IMP) wxOSX_keyEvent, "v@:@" )
1232
1233     wxOSX_CLASS_ADD_METHOD(c, @selector(insertText:), (IMP) wxOSX_insertText, "v@:@" )
1234
1235     wxOSX_CLASS_ADD_METHOD(c, @selector(performKeyEquivalent:), (IMP) wxOSX_performKeyEquivalent, "c@:@" )
1236
1237     wxOSX_CLASS_ADD_METHOD(c, @selector(acceptsFirstResponder), (IMP) wxOSX_acceptsFirstResponder, "c@:" )
1238     wxOSX_CLASS_ADD_METHOD(c, @selector(becomeFirstResponder), (IMP) wxOSX_becomeFirstResponder, "c@:" )
1239     wxOSX_CLASS_ADD_METHOD(c, @selector(resignFirstResponder), (IMP) wxOSX_resignFirstResponder, "c@:" )
1240     wxOSX_CLASS_ADD_METHOD(c, @selector(resetCursorRects), (IMP) wxOSX_resetCursorRects, "v@:" )
1241
1242     wxOSX_CLASS_ADD_METHOD(c, @selector(isFlipped), (IMP) wxOSX_isFlipped, "c@:" )
1243     wxOSX_CLASS_ADD_METHOD(c, @selector(drawRect:), (IMP) wxOSX_drawRect, "v@:{_NSRect={_NSPoint=ff}{_NSSize=ff}}" )
1244
1245     wxOSX_CLASS_ADD_METHOD(c, @selector(controlAction:), (IMP) wxOSX_controlAction, "v@:@" )
1246     wxOSX_CLASS_ADD_METHOD(c, @selector(controlDoubleAction:), (IMP) wxOSX_controlDoubleAction, "v@:@" )
1247
1248 #if wxUSE_DRAG_AND_DROP
1249     wxOSX_CLASS_ADD_METHOD(c, @selector(draggingEntered:), (IMP) wxOSX_draggingEntered, "I@:@" )
1250     wxOSX_CLASS_ADD_METHOD(c, @selector(draggingUpdated:), (IMP) wxOSX_draggingUpdated, "I@:@" )
1251     wxOSX_CLASS_ADD_METHOD(c, @selector(draggingExited:), (IMP) wxOSX_draggingExited, "v@:@" )
1252     wxOSX_CLASS_ADD_METHOD(c, @selector(performDragOperation:), (IMP) wxOSX_performDragOperation, "c@:@" )
1253 #endif
1254
1255 #if OBJC_API_VERSION < 2
1256     } ;
1257     static int method_count = WXSIZEOF( wxmethods );
1258     static objc_method_list *wxmethodlist = NULL;
1259     if ( wxmethodlist == NULL )
1260     {
1261         wxmethodlist = (objc_method_list*) malloc(sizeof(objc_method_list) + sizeof(wxmethods) );
1262         memcpy( &wxmethodlist->method_list[0], &wxmethods[0], sizeof(wxmethods) );
1263         wxmethodlist->method_count = method_count;
1264         wxmethodlist->obsolete = 0;
1265     }
1266     class_addMethods( c, wxmethodlist );
1267 #endif
1268 }
1269
1270 //
1271 // C++ implementation class
1272 //
1273
1274 IMPLEMENT_DYNAMIC_CLASS( wxWidgetCocoaImpl , wxWidgetImpl )
1275
1276 wxWidgetCocoaImpl::wxWidgetCocoaImpl( wxWindowMac* peer , WXWidget w, bool isRootControl ) :
1277     wxWidgetImpl( peer, isRootControl )
1278 {
1279     Init();
1280     m_osxView = w;
1281
1282     // check if the user wants to create the control initially hidden
1283     if ( !peer->IsShown() )
1284         SetVisibility(false);
1285
1286     // gc aware handling
1287     if ( m_osxView )
1288         CFRetain(m_osxView);
1289     [m_osxView release];
1290 }
1291
1292 wxWidgetCocoaImpl::wxWidgetCocoaImpl()
1293 {
1294     Init();
1295 }
1296
1297 void wxWidgetCocoaImpl::Init()
1298 {
1299     m_osxView = NULL;
1300     m_isFlipped = true;
1301     m_lastKeyDownEvent = NULL;
1302     m_hasEditor = false;
1303 }
1304
1305 wxWidgetCocoaImpl::~wxWidgetCocoaImpl()
1306 {
1307     RemoveAssociations( this );
1308
1309     if ( !IsRootControl() )
1310     {
1311         NSView *sv = [m_osxView superview];
1312         if ( sv != nil )
1313             [m_osxView removeFromSuperview];
1314     }
1315     // gc aware handling
1316     if ( m_osxView )
1317         CFRelease(m_osxView);
1318 }
1319
1320 bool wxWidgetCocoaImpl::IsVisible() const
1321 {
1322     return [m_osxView isHiddenOrHasHiddenAncestor] == NO;
1323 }
1324
1325 void wxWidgetCocoaImpl::SetVisibility( bool visible )
1326 {
1327     [m_osxView setHidden:(visible ? NO:YES)];
1328 }
1329
1330 // ----------------------------------------------------------------------------
1331 // window animation stuff
1332 // ----------------------------------------------------------------------------
1333
1334 // define a delegate used to refresh the window during animation
1335 @interface wxNSAnimationDelegate : NSObject wxOSX_10_6_AND_LATER(<NSAnimationDelegate>)
1336 {
1337     wxWindow *m_win;
1338     bool m_isDone;
1339 }
1340
1341 - (id)init:(wxWindow *)win;
1342
1343 - (bool)isDone;
1344
1345 // NSAnimationDelegate methods
1346 - (void)animationDidEnd:(NSAnimation*)animation;
1347 - (void)animation:(NSAnimation*)animation
1348         didReachProgressMark:(NSAnimationProgress)progress;
1349 @end
1350
1351 @implementation wxNSAnimationDelegate
1352
1353 - (id)init:(wxWindow *)win
1354 {
1355     [super init];
1356
1357     m_win = win;
1358     m_isDone = false;
1359
1360     return self;
1361 }
1362
1363 - (bool)isDone
1364 {
1365     return m_isDone;
1366 }
1367
1368 - (void)animation:(NSAnimation*)animation
1369         didReachProgressMark:(NSAnimationProgress)progress
1370 {
1371     wxUnusedVar(animation);
1372     wxUnusedVar(progress);
1373
1374     m_win->SendSizeEvent();
1375 }
1376
1377 - (void)animationDidEnd:(NSAnimation*)animation
1378 {
1379     wxUnusedVar(animation);
1380     m_isDone = true;
1381 }
1382
1383 @end
1384
1385 /* static */
1386 bool
1387 wxWidgetCocoaImpl::ShowViewOrWindowWithEffect(wxWindow *win,
1388                                               bool show,
1389                                               wxShowEffect effect,
1390                                               unsigned timeout)
1391 {
1392     // create the dictionary describing the animation to perform on this view
1393     NSObject * const
1394         viewOrWin = static_cast<NSObject *>(win->OSXGetViewOrWindow());
1395     NSMutableDictionary * const
1396         dict = [NSMutableDictionary dictionaryWithCapacity:4];
1397     [dict setObject:viewOrWin forKey:NSViewAnimationTargetKey];
1398
1399     // determine the start and end rectangles assuming we're hiding the window
1400     const wxRect rectOrig = win->GetRect();
1401     wxRect rectStart,
1402            rectEnd;
1403     rectStart =
1404     rectEnd = rectOrig;
1405
1406     if ( show )
1407     {
1408         if ( effect == wxSHOW_EFFECT_ROLL_TO_LEFT ||
1409                 effect == wxSHOW_EFFECT_SLIDE_TO_LEFT )
1410             effect = wxSHOW_EFFECT_ROLL_TO_RIGHT;
1411         else if ( effect == wxSHOW_EFFECT_ROLL_TO_RIGHT ||
1412                     effect == wxSHOW_EFFECT_SLIDE_TO_RIGHT )
1413             effect = wxSHOW_EFFECT_ROLL_TO_LEFT;
1414         else if ( effect == wxSHOW_EFFECT_ROLL_TO_TOP ||
1415                     effect == wxSHOW_EFFECT_SLIDE_TO_TOP )
1416             effect = wxSHOW_EFFECT_ROLL_TO_BOTTOM;
1417         else if ( effect == wxSHOW_EFFECT_ROLL_TO_BOTTOM ||
1418                     effect == wxSHOW_EFFECT_SLIDE_TO_BOTTOM )
1419             effect = wxSHOW_EFFECT_ROLL_TO_TOP;
1420     }
1421
1422     switch ( effect )
1423     {
1424         case wxSHOW_EFFECT_ROLL_TO_LEFT:
1425         case wxSHOW_EFFECT_SLIDE_TO_LEFT:
1426             rectEnd.width = 0;
1427             break;
1428
1429         case wxSHOW_EFFECT_ROLL_TO_RIGHT:
1430         case wxSHOW_EFFECT_SLIDE_TO_RIGHT:
1431             rectEnd.x = rectStart.GetRight();
1432             rectEnd.width = 0;
1433             break;
1434
1435         case wxSHOW_EFFECT_ROLL_TO_TOP:
1436         case wxSHOW_EFFECT_SLIDE_TO_TOP:
1437             rectEnd.height = 0;
1438             break;
1439
1440         case wxSHOW_EFFECT_ROLL_TO_BOTTOM:
1441         case wxSHOW_EFFECT_SLIDE_TO_BOTTOM:
1442             rectEnd.y = rectStart.GetBottom();
1443             rectEnd.height = 0;
1444             break;
1445
1446         case wxSHOW_EFFECT_EXPAND:
1447             rectEnd.x = rectStart.x + rectStart.width / 2;
1448             rectEnd.y = rectStart.y + rectStart.height / 2;
1449             rectEnd.width =
1450             rectEnd.height = 0;
1451             break;
1452
1453         case wxSHOW_EFFECT_BLEND:
1454             [dict setObject:(show ? NSViewAnimationFadeInEffect
1455                                   : NSViewAnimationFadeOutEffect)
1456                   forKey:NSViewAnimationEffectKey];
1457             break;
1458
1459         case wxSHOW_EFFECT_NONE:
1460         case wxSHOW_EFFECT_MAX:
1461             wxFAIL_MSG( "unexpected animation effect" );
1462             return false;
1463
1464         default:
1465             wxFAIL_MSG( "unknown animation effect" );
1466             return false;
1467     };
1468
1469     if ( show )
1470     {
1471         // we need to restore it to the original rectangle instead of making it
1472         // disappear
1473         wxSwap(rectStart, rectEnd);
1474
1475         // and as the window is currently hidden, we need to show it for the
1476         // animation to be visible at all (but don't restore it at its full
1477         // rectangle as it shouldn't appear immediately)
1478         win->SetSize(rectStart);
1479         win->Show();
1480     }
1481
1482     NSView * const parentView = [viewOrWin isKindOfClass:[NSView class]]
1483                                     ? [(NSView *)viewOrWin superview]
1484                                     : nil;
1485     const NSRect rStart = wxToNSRect(parentView, rectStart);
1486     const NSRect rEnd = wxToNSRect(parentView, rectEnd);
1487
1488     [dict setObject:[NSValue valueWithRect:rStart]
1489           forKey:NSViewAnimationStartFrameKey];
1490     [dict setObject:[NSValue valueWithRect:rEnd]
1491           forKey:NSViewAnimationEndFrameKey];
1492
1493     // create an animation using the values in the above dictionary
1494     NSViewAnimation * const
1495         anim = [[NSViewAnimation alloc]
1496                 initWithViewAnimations:[NSArray arrayWithObject:dict]];
1497
1498     if ( !timeout )
1499     {
1500         // what is a good default duration? Windows uses 200ms, Web frameworks
1501         // use anything from 250ms to 1s... choose something in the middle
1502         timeout = 500;
1503     }
1504
1505     [anim setDuration:timeout/1000.];   // duration is in seconds here
1506
1507     // if the window being animated changes its layout depending on its size
1508     // (which is almost always the case) we need to redo it during animation
1509     //
1510     // the number of layouts here is arbitrary, but 10 seems like too few (e.g.
1511     // controls in wxInfoBar visibly jump around)
1512     const int NUM_LAYOUTS = 20;
1513     for ( float f = 1./NUM_LAYOUTS; f < 1.; f += 1./NUM_LAYOUTS )
1514         [anim addProgressMark:f];
1515
1516     wxNSAnimationDelegate * const
1517         animDelegate = [[wxNSAnimationDelegate alloc] init:win];
1518     [anim setDelegate:animDelegate];
1519     [anim startAnimation];
1520
1521     // Cocoa is capable of doing animation asynchronously or even from separate
1522     // thread but wx API doesn't provide any way to be notified about the
1523     // animation end and without this we really must ensure that the window has
1524     // the expected (i.e. the same as if a simple Show() had been used) size
1525     // when we return, so block here until the animation finishes
1526     //
1527     // notice that because the default animation mode is NSAnimationBlocking,
1528     // no user input events ought to be processed from here
1529     {
1530         wxEventLoopGuarantor ensureEventLoopExistence;
1531         wxEventLoopBase * const loop = wxEventLoopBase::GetActive();
1532         while ( ![animDelegate isDone] )
1533             loop->Dispatch();
1534     }
1535
1536     if ( !show )
1537     {
1538         // NSViewAnimation is smart enough to hide the NSView being animated at
1539         // the end but we also must ensure that it's hidden for wx too
1540         win->Hide();
1541
1542         // and we must also restore its size because it isn't expected to
1543         // change just because the window was hidden
1544         win->SetSize(rectOrig);
1545     }
1546     else
1547     {
1548         // refresh it once again after the end to ensure that everything is in
1549         // place
1550         win->SendSizeEvent();
1551     }
1552
1553     [anim setDelegate:nil];
1554     [animDelegate release];
1555     [anim release];
1556
1557     return true;
1558 }
1559
1560 bool wxWidgetCocoaImpl::ShowWithEffect(bool show,
1561                                        wxShowEffect effect,
1562                                        unsigned timeout)
1563 {
1564     return ShowViewOrWindowWithEffect(m_wxPeer, show, effect, timeout);
1565 }
1566
1567 void wxWidgetCocoaImpl::Raise()
1568 {
1569     // Not implemented
1570 }
1571
1572 void wxWidgetCocoaImpl::Lower()
1573 {
1574     // Not implemented
1575 }
1576
1577 void wxWidgetCocoaImpl::ScrollRect( const wxRect *WXUNUSED(rect), int WXUNUSED(dx), int WXUNUSED(dy) )
1578 {
1579 #if 1
1580     SetNeedsDisplay() ;
1581 #else
1582     // We should do something like this, but it wasn't working in 10.4.
1583     if (GetNeedsDisplay() )
1584     {
1585         SetNeedsDisplay() ;
1586     }
1587     NSRect r = wxToNSRect( [m_osxView superview], *rect );
1588     NSSize offset = NSMakeSize((float)dx, (float)dy);
1589     [m_osxView scrollRect:r by:offset];
1590 #endif
1591 }
1592
1593 void wxWidgetCocoaImpl::Move(int x, int y, int width, int height)
1594 {
1595     wxWindowMac* parent = GetWXPeer()->GetParent();
1596     // under Cocoa we might have a contentView in the wxParent to which we have to
1597     // adjust the coordinates
1598     if (parent && [m_osxView superview] != parent->GetHandle() )
1599     {
1600         int cx = 0,cy = 0,cw = 0,ch = 0;
1601         if ( parent->GetPeer() )
1602         {
1603             parent->GetPeer()->GetContentArea(cx, cy, cw, ch);
1604             x -= cx;
1605             y -= cy;
1606         }
1607     }
1608     [[m_osxView superview] setNeedsDisplayInRect:[m_osxView frame]];
1609     NSRect r = wxToNSRect( [m_osxView superview], wxRect(x,y,width, height) );
1610     [m_osxView setFrame:r];
1611     [[m_osxView superview] setNeedsDisplayInRect:r];
1612
1613     wxNSView* wxview = (wxNSView*)m_osxView;
1614 #if MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_5
1615     if ([wxview respondsToSelector:@selector(updateTrackingArea)] )
1616         [wxview updateTrackingArea];
1617 #else
1618     if ([m_osxView respondsToSelector:@selector(trackingTag)] )
1619     {
1620         if ( [wxview trackingTag] )
1621             [wxview removeTrackingRect: [wxview trackingTag]];
1622
1623         [wxview setTrackingTag: [wxview addTrackingRect: [m_osxView bounds] owner: wxview userData: nil assumeInside: NO]];
1624     }
1625 #endif
1626 }
1627
1628 void wxWidgetCocoaImpl::GetPosition( int &x, int &y ) const
1629 {
1630     wxRect r = wxFromNSRect( [m_osxView superview], [m_osxView frame] );
1631     x = r.GetLeft();
1632     y = r.GetTop();
1633 }
1634
1635 void wxWidgetCocoaImpl::GetSize( int &width, int &height ) const
1636 {
1637     NSRect rect = [m_osxView frame];
1638     width = (int)rect.size.width;
1639     height = (int)rect.size.height;
1640 }
1641
1642 void wxWidgetCocoaImpl::GetContentArea( int&left, int &top, int &width, int &height ) const
1643 {
1644     if ( [m_osxView respondsToSelector:@selector(contentView) ] )
1645     {
1646         NSView* cv = [m_osxView contentView];
1647
1648         NSRect bounds = [m_osxView bounds];
1649         NSRect rect = [cv frame];
1650
1651         int y = (int)rect.origin.y;
1652         int x = (int)rect.origin.x;
1653         if ( ![ m_osxView isFlipped ] )
1654             y = (int)(bounds.size.height - (rect.origin.y + rect.size.height));
1655         left = x;
1656         top = y;
1657         width = (int)rect.size.width;
1658         height = (int)rect.size.height;
1659     }
1660     else
1661     {
1662         left = top = 0;
1663         GetSize( width, height );
1664     }
1665 }
1666
1667 void wxWidgetCocoaImpl::SetNeedsDisplay( const wxRect* where )
1668 {
1669     if ( where )
1670         [m_osxView setNeedsDisplayInRect:wxToNSRect(m_osxView, *where )];
1671     else
1672         [m_osxView setNeedsDisplay:YES];
1673 }
1674
1675 bool wxWidgetCocoaImpl::GetNeedsDisplay() const
1676 {
1677     return [m_osxView needsDisplay];
1678 }
1679
1680 bool wxWidgetCocoaImpl::CanFocus() const
1681 {
1682     return [m_osxView canBecomeKeyView] == YES;
1683 }
1684
1685 bool wxWidgetCocoaImpl::HasFocus() const
1686 {
1687     return ( FindFocus() == m_osxView );
1688 }
1689
1690 bool wxWidgetCocoaImpl::SetFocus()
1691 {
1692     if ( !CanFocus() )
1693         return false;
1694
1695     [[m_osxView window] makeKeyAndOrderFront:nil] ;
1696     [[m_osxView window] makeFirstResponder: m_osxView] ;
1697     return true;
1698 }
1699
1700
1701 void wxWidgetCocoaImpl::RemoveFromParent()
1702 {
1703     [m_osxView removeFromSuperview];
1704 }
1705
1706 void wxWidgetCocoaImpl::Embed( wxWidgetImpl *parent )
1707 {
1708     NSView* container = parent->GetWXWidget() ;
1709     wxASSERT_MSG( container != NULL , wxT("No valid mac container control") ) ;
1710     [container addSubview:m_osxView];
1711 }
1712
1713 void wxWidgetCocoaImpl::SetBackgroundColour( const wxColour &col )
1714 {
1715     NSView* targetView = m_osxView;
1716     if ( [m_osxView isKindOfClass:[NSScrollView class] ] )
1717         targetView = [(NSScrollView*) m_osxView documentView];
1718
1719     if ( [targetView respondsToSelector:@selector(setBackgroundColor:) ] )
1720     {
1721         [targetView setBackgroundColor:[NSColor colorWithCalibratedRed:(CGFloat) (col.Red() / 255.0)
1722                                                                 green:(CGFloat) (col.Green() / 255.0)
1723                                                                  blue:(CGFloat) (col.Blue() / 255.0)
1724                                                                 alpha:(CGFloat) (col.Alpha() / 255.0)]];
1725     }
1726 }
1727
1728 bool wxWidgetCocoaImpl::SetBackgroundStyle( wxBackgroundStyle style )
1729 {
1730     BOOL opaque = ( style == wxBG_STYLE_PAINT );
1731
1732     if ( [m_osxView respondsToSelector:@selector(setOpaque:) ] )
1733     {
1734         [m_osxView setOpaque: opaque];
1735     }
1736
1737     return true ;
1738 }
1739
1740 void wxWidgetCocoaImpl::SetLabel( const wxString& title, wxFontEncoding encoding )
1741 {
1742     if ( [m_osxView respondsToSelector:@selector(setTitle:) ] )
1743     {
1744         wxCFStringRef cf( title , encoding );
1745         [m_osxView setTitle:cf.AsNSString()];
1746     }
1747     else if ( [m_osxView respondsToSelector:@selector(setStringValue:) ] )
1748     {
1749         wxCFStringRef cf( title , encoding );
1750         [m_osxView setStringValue:cf.AsNSString()];
1751     }
1752 }
1753
1754
1755 void  wxWidgetImpl::Convert( wxPoint *pt , wxWidgetImpl *from , wxWidgetImpl *to )
1756 {
1757     NSPoint p = wxToNSPoint( from->GetWXWidget(), *pt );
1758     p = [from->GetWXWidget() convertPoint:p toView:to->GetWXWidget() ];
1759     *pt = wxFromNSPoint( to->GetWXWidget(), p );
1760 }
1761
1762 wxInt32 wxWidgetCocoaImpl::GetValue() const
1763 {
1764     return [(NSControl*)m_osxView intValue];
1765 }
1766
1767 void wxWidgetCocoaImpl::SetValue( wxInt32 v )
1768 {
1769     if (  [m_osxView respondsToSelector:@selector(setIntValue:)] )
1770     {
1771         [m_osxView setIntValue:v];
1772     }
1773     else if (  [m_osxView respondsToSelector:@selector(setFloatValue:)] )
1774     {
1775         [m_osxView setFloatValue:(double)v];
1776     }
1777     else if (  [m_osxView respondsToSelector:@selector(setDoubleValue:)] )
1778     {
1779         [m_osxView setDoubleValue:(double)v];
1780     }
1781 }
1782
1783 void wxWidgetCocoaImpl::SetMinimum( wxInt32 v )
1784 {
1785     if (  [m_osxView respondsToSelector:@selector(setMinValue:)] )
1786     {
1787         [m_osxView setMinValue:(double)v];
1788     }
1789 }
1790
1791 void wxWidgetCocoaImpl::SetMaximum( wxInt32 v )
1792 {
1793     if (  [m_osxView respondsToSelector:@selector(setMaxValue:)] )
1794     {
1795         [m_osxView setMaxValue:(double)v];
1796     }
1797 }
1798
1799 wxInt32 wxWidgetCocoaImpl::GetMinimum() const
1800 {
1801     if (  [m_osxView respondsToSelector:@selector(getMinValue:)] )
1802     {
1803         return (int)[m_osxView minValue];
1804     }
1805     return 0;
1806 }
1807
1808 wxInt32 wxWidgetCocoaImpl::GetMaximum() const
1809 {
1810     if (  [m_osxView respondsToSelector:@selector(getMaxValue:)] )
1811     {
1812         return (int)[m_osxView maxValue];
1813     }
1814     return 0;
1815 }
1816
1817 wxBitmap wxWidgetCocoaImpl::GetBitmap() const
1818 {
1819     wxBitmap bmp;
1820
1821     // TODO: how to create a wxBitmap from NSImage?
1822 #if 0
1823     if ( [m_osxView respondsToSelector:@selector(image:)] )
1824         bmp = [m_osxView image];
1825 #endif
1826
1827     return bmp;
1828 }
1829
1830 void wxWidgetCocoaImpl::SetBitmap( const wxBitmap& bitmap )
1831 {
1832     if (  [m_osxView respondsToSelector:@selector(setImage:)] )
1833     {
1834         [m_osxView setImage:bitmap.GetNSImage()];
1835         [m_osxView setNeedsDisplay:YES];
1836     }
1837 }
1838
1839 void wxWidgetCocoaImpl::SetBitmapPosition( wxDirection dir )
1840 {
1841     if ( [m_osxView respondsToSelector:@selector(setImagePosition:)] )
1842     {
1843         NSCellImagePosition pos;
1844         switch ( dir )
1845         {
1846             case wxLEFT:
1847                 pos = NSImageLeft;
1848                 break;
1849
1850             case wxRIGHT:
1851                 pos = NSImageRight;
1852                 break;
1853
1854             case wxTOP:
1855                 pos = NSImageAbove;
1856                 break;
1857
1858             case wxBOTTOM:
1859                 pos = NSImageBelow;
1860                 break;
1861
1862             default:
1863                 wxFAIL_MSG( "invalid image position" );
1864                 pos = NSNoImage;
1865         }
1866
1867         [m_osxView setImagePosition:pos];
1868     }
1869 }
1870
1871 void wxWidgetCocoaImpl::SetupTabs( const wxNotebook& WXUNUSED(notebook))
1872 {
1873     // implementation in subclass
1874 }
1875
1876 void wxWidgetCocoaImpl::GetBestRect( wxRect *r ) const
1877 {
1878     r->x = r->y = r->width = r->height = 0;
1879
1880     if (  [m_osxView respondsToSelector:@selector(sizeToFit)] )
1881     {
1882         NSRect former = [m_osxView frame];
1883         [m_osxView sizeToFit];
1884         NSRect best = [m_osxView frame];
1885         [m_osxView setFrame:former];
1886         r->width = (int)best.size.width;
1887         r->height = (int)best.size.height;
1888     }
1889 }
1890
1891 bool wxWidgetCocoaImpl::IsEnabled() const
1892 {
1893     if ( [m_osxView respondsToSelector:@selector(isEnabled) ] )
1894         return [m_osxView isEnabled];
1895     return true;
1896 }
1897
1898 void wxWidgetCocoaImpl::Enable( bool enable )
1899 {
1900     if ( [m_osxView respondsToSelector:@selector(setEnabled:) ] )
1901         [m_osxView setEnabled:enable];
1902 }
1903
1904 void wxWidgetCocoaImpl::PulseGauge()
1905 {
1906 }
1907
1908 void wxWidgetCocoaImpl::SetScrollThumb( wxInt32 WXUNUSED(val), wxInt32 WXUNUSED(view) )
1909 {
1910 }
1911
1912 void wxWidgetCocoaImpl::SetControlSize( wxWindowVariant variant )
1913 {
1914     NSControlSize size = NSRegularControlSize;
1915
1916     switch ( variant )
1917     {
1918         case wxWINDOW_VARIANT_NORMAL :
1919             size = NSRegularControlSize;
1920             break ;
1921
1922         case wxWINDOW_VARIANT_SMALL :
1923             size = NSSmallControlSize;
1924             break ;
1925
1926         case wxWINDOW_VARIANT_MINI :
1927             size = NSMiniControlSize;
1928             break ;
1929
1930         case wxWINDOW_VARIANT_LARGE :
1931             size = NSRegularControlSize;
1932             break ;
1933
1934         default:
1935             wxFAIL_MSG(wxT("unexpected window variant"));
1936             break ;
1937     }
1938     if ( [m_osxView respondsToSelector:@selector(setControlSize:)] )
1939         [m_osxView setControlSize:size];
1940     else if ([m_osxView respondsToSelector:@selector(cell)])
1941     {
1942         id cell = [(id)m_osxView cell];
1943         if ([cell respondsToSelector:@selector(setControlSize:)])
1944             [cell setControlSize:size];
1945     }
1946 }
1947
1948 void wxWidgetCocoaImpl::SetFont(wxFont const& font, wxColour const&col, long, bool)
1949 {
1950     if ([m_osxView respondsToSelector:@selector(setFont:)])
1951         [m_osxView setFont: font.OSXGetNSFont()];
1952     if ([m_osxView respondsToSelector:@selector(setTextColor:)])
1953         [m_osxView setTextColor:[NSColor colorWithCalibratedRed:(CGFloat) (col.Red() / 255.0)
1954                                                                  green:(CGFloat) (col.Green() / 255.0)
1955                                                                   blue:(CGFloat) (col.Blue() / 255.0)
1956                                                                  alpha:(CGFloat) (col.Alpha() / 255.0)]];
1957 }
1958
1959 void wxWidgetCocoaImpl::SetToolTip(wxToolTip* tooltip)
1960 {
1961     if (tooltip)
1962     {
1963         wxCFStringRef cf( tooltip->GetTip() , m_wxPeer->GetFont().GetEncoding() );
1964         [m_osxView setToolTip: cf.AsNSString()];
1965     }
1966     else
1967         [m_osxView setToolTip: nil];
1968
1969 }
1970
1971 void wxWidgetCocoaImpl::InstallEventHandler( WXWidget control )
1972 {
1973     WXWidget c =  control ? control : (WXWidget) m_osxView;
1974     wxWidgetImpl::Associate( c, this ) ;
1975     if ([c respondsToSelector:@selector(setAction:)])
1976     {
1977         [c setTarget: c];
1978         [c setAction: @selector(controlAction:)];
1979         if ([c respondsToSelector:@selector(setDoubleAction:)])
1980         {
1981             [c setDoubleAction: @selector(controlDoubleAction:)];
1982         }
1983
1984     }
1985 }
1986
1987 bool wxWidgetCocoaImpl::DoHandleCharEvent(NSEvent *event, NSString *text)
1988 {
1989     wxKeyEvent wxevent(wxEVT_CHAR);
1990     SetupKeyEvent( wxevent, event, text );
1991
1992     return GetWXPeer()->OSXHandleKeyEvent(wxevent);
1993 }
1994
1995 bool wxWidgetCocoaImpl::DoHandleKeyEvent(NSEvent *event)
1996 {
1997     wxKeyEvent wxevent(wxEVT_KEY_DOWN);
1998     SetupKeyEvent( wxevent, event );
1999     bool result = GetWXPeer()->OSXHandleKeyEvent(wxevent);
2000
2001     // this will fire higher level events, like insertText, to help
2002     // us handle EVT_CHAR, etc.
2003
2004     if ( m_wxPeer->MacIsUserPane() && [event type] == NSKeyDown)
2005     {
2006         if ( !result )
2007         {
2008             if ( wxevent.GetKeyCode() < WXK_SPACE || wxevent.GetKeyCode() == WXK_DELETE || wxevent.GetKeyCode() >= WXK_START )
2009             {
2010                 // eventually we could setup a doCommandBySelector catcher and retransform this into the wx key chars
2011                 wxKeyEvent wxevent2(wxevent) ;
2012                 wxevent2.SetEventType(wxEVT_CHAR);
2013                 GetWXPeer()->OSXHandleKeyEvent(wxevent2);
2014             }
2015             else
2016             {
2017                 if ( [m_osxView isKindOfClass:[NSScrollView class] ] )
2018                     [[(NSScrollView*)m_osxView documentView] interpretKeyEvents:[NSArray arrayWithObject:event]];
2019                 else
2020                     [m_osxView interpretKeyEvents:[NSArray arrayWithObject:event]];
2021             }
2022             result = true;
2023         }
2024     }
2025
2026     return result;
2027 }
2028
2029 bool wxWidgetCocoaImpl::DoHandleMouseEvent(NSEvent *event)
2030 {
2031     wxMouseEvent wxevent(wxEVT_LEFT_DOWN);
2032     SetupMouseEvent(wxevent , event) ;
2033
2034     return GetWXPeer()->HandleWindowEvent(wxevent);
2035 }
2036
2037 void wxWidgetCocoaImpl::DoNotifyFocusEvent(bool receivedFocus, wxWidgetImpl* otherWindow)
2038 {
2039     wxWindow* thisWindow = GetWXPeer();
2040     if ( thisWindow->MacGetTopLevelWindow() && NeedsFocusRect() )
2041     {
2042         thisWindow->MacInvalidateBorders();
2043     }
2044
2045     if ( receivedFocus )
2046     {
2047         wxLogTrace(wxT("Focus"), wxT("focus set(%p)"), static_cast<void*>(thisWindow));
2048         wxChildFocusEvent eventFocus((wxWindow*)thisWindow);
2049         thisWindow->HandleWindowEvent(eventFocus);
2050
2051 #if wxUSE_CARET
2052         if ( thisWindow->GetCaret() )
2053             thisWindow->GetCaret()->OnSetFocus();
2054 #endif
2055
2056         wxFocusEvent event(wxEVT_SET_FOCUS, thisWindow->GetId());
2057         event.SetEventObject(thisWindow);
2058         if (otherWindow)
2059             event.SetWindow(otherWindow->GetWXPeer());
2060         thisWindow->HandleWindowEvent(event) ;
2061     }
2062     else // !receivedFocuss
2063     {
2064 #if wxUSE_CARET
2065         if ( thisWindow->GetCaret() )
2066             thisWindow->GetCaret()->OnKillFocus();
2067 #endif
2068
2069         wxLogTrace(wxT("Focus"), wxT("focus lost(%p)"), static_cast<void*>(thisWindow));
2070
2071         wxFocusEvent event( wxEVT_KILL_FOCUS, thisWindow->GetId());
2072         event.SetEventObject(thisWindow);
2073         if (otherWindow)
2074             event.SetWindow(otherWindow->GetWXPeer());
2075         thisWindow->HandleWindowEvent(event) ;
2076     }
2077 }
2078
2079 void wxWidgetCocoaImpl::SetCursor(const wxCursor& cursor)
2080 {
2081     NSPoint location = [NSEvent mouseLocation];
2082     location = [[m_osxView window] convertScreenToBase:location];
2083     NSPoint locationInView = [m_osxView convertPoint:location fromView:nil];
2084
2085     if( NSMouseInRect(locationInView, [m_osxView bounds], YES) )
2086     {
2087         [(NSCursor*)cursor.GetHCURSOR() set];
2088     }
2089     [[m_osxView window] invalidateCursorRectsForView:m_osxView];
2090 }
2091
2092 void wxWidgetCocoaImpl::CaptureMouse()
2093 {
2094     [[m_osxView window] disableCursorRects];
2095 }
2096
2097 void wxWidgetCocoaImpl::ReleaseMouse()
2098 {
2099     [[m_osxView window] enableCursorRects];
2100 }
2101
2102 void wxWidgetCocoaImpl::SetFlipped(bool flipped)
2103 {
2104     m_isFlipped = flipped;
2105 }
2106
2107 //
2108 // Factory methods
2109 //
2110
2111 wxWidgetImpl* wxWidgetImpl::CreateUserPane( wxWindowMac* wxpeer, wxWindowMac* WXUNUSED(parent),
2112     wxWindowID WXUNUSED(id), const wxPoint& pos, const wxSize& size,
2113     long WXUNUSED(style), long WXUNUSED(extraStyle))
2114 {
2115     NSRect r = wxOSXGetFrameForControl( wxpeer, pos , size ) ;
2116     wxNSView* v = [[wxNSView alloc] initWithFrame:r];
2117
2118     // temporary hook for dnd
2119     [v registerForDraggedTypes:[NSArray arrayWithObjects:
2120         NSStringPboardType, NSFilenamesPboardType, NSTIFFPboardType, NSPICTPboardType, NSPDFPboardType, nil]];
2121
2122     wxWidgetCocoaImpl* c = new wxWidgetCocoaImpl( wxpeer, v );
2123     return c;
2124 }
2125
2126 wxWidgetImpl* wxWidgetImpl::CreateContentView( wxNonOwnedWindow* now )
2127 {
2128     NSWindow* tlw = now->GetWXWindow();
2129
2130     wxWidgetCocoaImpl* c = NULL;
2131     if ( now->IsNativeWindowWrapper() )
2132     {
2133         NSView* cv = [tlw contentView];
2134         c = new wxWidgetCocoaImpl( now, cv, true );
2135         // increase ref count, because the impl destructor will decrement it again
2136         CFRetain(cv);
2137         if ( !now->IsShown() )
2138             [cv setHidden:NO];
2139
2140     }
2141     else
2142     {
2143         wxNSView* v = [[wxNSView alloc] initWithFrame:[[tlw contentView] frame]];
2144         c = new wxWidgetCocoaImpl( now, v, true );
2145         c->InstallEventHandler();
2146         [tlw setContentView:v];
2147     }
2148     return c;
2149 }