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:      $Id$
   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 // in case we want to use the native tooltip callbacks
 141
 142 #if 0
 143
 144 @interface NSView(wxToolTip)
 145 - (NSString *)view:(NSView *)view stringForToolTip:(NSToolTipTag)tag point:(NSPoint)point userData:(void *)userData;
 146 @end
 147
 148 @implementation NSView(wxToolTip)
 149
 150 - (NSString *)view:(NSView *)view stringForToolTip:(NSToolTipTag)tag point:(NSPoint)point userData:(void *)userData {
 151     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( view );
 152     if (impl == NULL)
 153         return nil;
 154
 155     return @"Tag";
 156 }
 157 @end
 158
 159 #endif
 160
 161 // The following code is a combination of the code listed here:
 162 // http://lists.apple.com/archives/cocoa-dev/2008/Apr/msg01582.html
 163 // (which can't be used because KLGetCurrentKeyboardLayout etc aren't 64-bit)
 164 // and the code here:
 165 // http://inquisitivecocoa.com/category/objective-c/
 166 @interface NSEvent (OsGuiUtilsAdditions)
 167 - (NSString*) charactersIgnoringModifiersIncludingShift;
 168 @end
 169
 170 @implementation NSEvent (OsGuiUtilsAdditions)
 171 - (NSString*) charactersIgnoringModifiersIncludingShift {
 172     // First try -charactersIgnoringModifiers and look for keys which UCKeyTranslate translates
 173     // differently than AppKit.
 174     NSString* c = [self charactersIgnoringModifiers];
 175     if ([c length] == 1) {
 176         unichar codepoint = [c characterAtIndex:0];
 177         if ((codepoint >= 0xF700 && codepoint <= 0xF8FF) || codepoint == 0x7F) {
 178             return c;
 179         }
 180     }
 181     // This is not a "special" key, so ask UCKeyTranslate to give us the character with no
 182     // modifiers attached.  Actually, that's not quite accurate; we attach the Command modifier
 183     // which hints the OS to use Latin characters where possible, which is generally what we want.
 184     NSString* result = @"";
 185     TISInputSourceRef currentKeyboard = TISCopyCurrentKeyboardInputSource();
 186     CFDataRef uchr = (CFDataRef)TISGetInputSourceProperty(currentKeyboard, kTISPropertyUnicodeKeyLayoutData);
 187     CFRelease(currentKeyboard);
 188     if (uchr == NULL) {
 189         // this can happen for some non-U.S. input methods (eg. Romaji or Hiragana)
 190         return c;
 191     }
 192     const UCKeyboardLayout *keyboardLayout = (const UCKeyboardLayout*)CFDataGetBytePtr(uchr);
 193     if (keyboardLayout) {
 194         UInt32 deadKeyState = 0;
 195         UniCharCount maxStringLength = 255;
 196         UniCharCount actualStringLength = 0;
 197         UniChar unicodeString[maxStringLength];
 198
 199         OSStatus status = UCKeyTranslate(keyboardLayout,
 200                                          [self keyCode],
 201                                          kUCKeyActionDown,
 202                                          cmdKey >> 8,         // force the Command key to "on"
 203                                          LMGetKbdType(),
 204                                          kUCKeyTranslateNoDeadKeysMask,
 205                                          &deadKeyState,
 206                                          maxStringLength,
 207                                          &actualStringLength,
 208                                          unicodeString);
 209
 210         if(status == noErr)
 211             result = [NSString stringWithCharacters:unicodeString length:(NSInteger)actualStringLength];
 212     }
 213     return result;
 214 }
 215 @end
 216
 217 long wxOSXTranslateCocoaKey( NSEvent* event, int eventType )
 218 {
 219     long retval = 0;
 220
 221     if ([event type] != NSFlagsChanged)
 222     {
 223         NSString* s = [event charactersIgnoringModifiersIncludingShift];
 224         // backspace char reports as delete w/modifiers for some reason
 225         if ([s length] == 1)
 226         {
 227             if ( eventType == wxEVT_CHAR && ([event modifierFlags] & NSControlKeyMask) && ( [s characterAtIndex:0] >= 'a' && [s characterAtIndex:0] <= 'z' ) )
 228             {
 229                 retval = WXK_CONTROL_A + ([s characterAtIndex:0] - 'a');
 230             }
 231             else
 232             {
 233                 switch ( [s characterAtIndex:0] )
 234                 {
 235                     // backspace key
 236                     case 0x7F :
 237                     case 8 :
 238                         retval = WXK_BACK;
 239                         break;
 240                     case NSUpArrowFunctionKey :
 241                         retval = WXK_UP;
 242                         break;
 243                     case NSDownArrowFunctionKey :
 244                         retval = WXK_DOWN;
 245                         break;
 246                     case NSLeftArrowFunctionKey :
 247                         retval = WXK_LEFT;
 248                         break;
 249                     case NSRightArrowFunctionKey :
 250                         retval = WXK_RIGHT;
 251                         break;
 252                     case NSInsertFunctionKey  :
 253                         retval = WXK_INSERT;
 254                         break;
 255                     case NSDeleteFunctionKey  :
 256                         retval = WXK_DELETE;
 257                         break;
 258                     case NSHomeFunctionKey  :
 259                         retval = WXK_HOME;
 260                         break;
 261             //        case NSBeginFunctionKey  :
 262             //            retval = WXK_BEGIN;
 263             //            break;
 264                     case NSEndFunctionKey  :
 265                         retval = WXK_END;
 266                         break;
 267                     case NSPageUpFunctionKey  :
 268                         retval = WXK_PAGEUP;
 269                         break;
 270                    case NSPageDownFunctionKey  :
 271                         retval = WXK_PAGEDOWN;
 272                         break;
 273                    case NSHelpFunctionKey  :
 274                         retval = WXK_HELP;
 275                         break;
 276                     default:
 277                         int intchar = [s characterAtIndex: 0];
 278                         if ( intchar >= NSF1FunctionKey && intchar <= NSF24FunctionKey )
 279                             retval = WXK_F1 + (intchar - NSF1FunctionKey );
 280                         else if ( intchar > 0 && intchar < 32 )
 281                             retval = intchar;
 282                         break;
 283                 }
 284             }
 285         }
 286     }
 287
 288     // Some keys don't seem to have constants. The code mimics the approach
 289     // taken by WebKit. See:
 290     // http://trac.webkit.org/browser/trunk/WebCore/platform/mac/KeyEventMac.mm
 291     switch( [event keyCode] )
 292     {
 293         // command key
 294         case 54:
 295         case 55:
 296             retval = WXK_CONTROL;
 297             break;
 298         // caps locks key
 299         case 57: // Capslock
 300             retval = WXK_CAPITAL;
 301             break;
 302         // shift key
 303         case 56: // Left Shift
 304         case 60: // Right Shift
 305             retval = WXK_SHIFT;
 306             break;
 307         // alt key
 308         case 58: // Left Alt
 309         case 61: // Right Alt
 310             retval = WXK_ALT;
 311             break;
 312         // ctrl key
 313         case 59: // Left Ctrl
 314         case 62: // Right Ctrl
 315             retval = WXK_RAW_CONTROL;
 316             break;
 317         // clear key
 318         case 71:
 319             retval = WXK_CLEAR;
 320             break;
 321         // tab key
 322         case 48:
 323             retval = WXK_TAB;
 324             break;
 325
 326         case 75: // /
 327             retval = WXK_NUMPAD_DIVIDE;
 328             break;
 329         case 67: // *
 330             retval = WXK_NUMPAD_MULTIPLY;
 331             break;
 332         case 78: // -
 333             retval = WXK_NUMPAD_SUBTRACT;
 334             break;
 335         case 69: // +
 336             retval = WXK_NUMPAD_ADD;
 337             break;
 338         case 76: // Enter
 339             retval = WXK_NUMPAD_ENTER;
 340             break;
 341         case 65: // .
 342             retval = WXK_NUMPAD_DECIMAL;
 343             break;
 344         case 82: // 0
 345             retval = WXK_NUMPAD0;
 346             break;
 347         case 83: // 1
 348             retval = WXK_NUMPAD1;
 349             break;
 350         case 84: // 2
 351             retval = WXK_NUMPAD2;
 352             break;
 353         case 85: // 3
 354             retval = WXK_NUMPAD3;
 355             break;
 356         case 86: // 4
 357             retval = WXK_NUMPAD4;
 358             break;
 359         case 87: // 5
 360             retval = WXK_NUMPAD5;
 361             break;
 362         case 88: // 6
 363             retval = WXK_NUMPAD6;
 364             break;
 365         case 89: // 7
 366             retval = WXK_NUMPAD7;
 367             break;
 368         case 91: // 8
 369             retval = WXK_NUMPAD8;
 370             break;
 371         case 92: // 9
 372             retval = WXK_NUMPAD9;
 373             break;
 374         default:
 375             //retval = [event keyCode];
 376             break;
 377     }
 378     return retval;
 379 }
 380
 381 void wxWidgetCocoaImpl::SetupKeyEvent(wxKeyEvent &wxevent , NSEvent * nsEvent, NSString* charString)
 382 {
 383     UInt32 modifiers = [nsEvent modifierFlags] ;
 384     int eventType = [nsEvent type];
 385
 386     wxevent.m_shiftDown = modifiers & NSShiftKeyMask;
 387     wxevent.m_rawControlDown = modifiers & NSControlKeyMask;
 388     wxevent.m_altDown = modifiers & NSAlternateKeyMask;
 389     wxevent.m_controlDown = modifiers & NSCommandKeyMask;
 390
 391     wxevent.m_rawCode = [nsEvent keyCode];
 392     wxevent.m_rawFlags = modifiers;
 393
 394     wxevent.SetTimestamp( (int)([nsEvent timestamp] * 1000) ) ;
 395
 396     wxString chars;
 397     if ( eventType != NSFlagsChanged )
 398     {
 399         NSString* nschars = [[nsEvent charactersIgnoringModifiersIncludingShift] uppercaseString];
 400         if ( charString )
 401         {
 402             // if charString is set, it did not come from key up / key down
 403             wxevent.SetEventType( wxEVT_CHAR );
 404             chars = wxCFStringRef::AsString(charString);
 405         }
 406         else if ( nschars )
 407         {
 408             chars = wxCFStringRef::AsString(nschars);
 409         }
 410     }
 411
 412     int aunichar = chars.Length() > 0 ? chars[0] : 0;
 413     long keyval = 0;
 414
 415     if (wxevent.GetEventType() != wxEVT_CHAR)
 416     {
 417         keyval = wxOSXTranslateCocoaKey(nsEvent, wxevent.GetEventType()) ;
 418         switch (eventType)
 419         {
 420             case NSKeyDown :
 421                 wxevent.SetEventType( wxEVT_KEY_DOWN )  ;
 422                 break;
 423             case NSKeyUp :
 424                 wxevent.SetEventType( wxEVT_KEY_UP )  ;
 425                 break;
 426             case NSFlagsChanged :
 427                 switch (keyval)
 428                 {
 429                     case WXK_CONTROL:
 430                         wxevent.SetEventType( wxevent.m_controlDown ? wxEVT_KEY_DOWN : wxEVT_KEY_UP);
 431                         break;
 432                     case WXK_SHIFT:
 433                         wxevent.SetEventType( wxevent.m_shiftDown ? wxEVT_KEY_DOWN : wxEVT_KEY_UP);
 434                         break;
 435                     case WXK_ALT:
 436                         wxevent.SetEventType( wxevent.m_altDown ? wxEVT_KEY_DOWN : wxEVT_KEY_UP);
 437                         break;
 438                     case WXK_RAW_CONTROL:
 439                         wxevent.SetEventType( wxevent.m_rawControlDown ? wxEVT_KEY_DOWN : wxEVT_KEY_UP);
 440                         break;
 441                 }
 442                 break;
 443             default :
 444                 break ;
 445         }
 446     }
 447
 448     if ( !keyval )
 449     {
 450         if ( wxevent.GetEventType() == wxEVT_KEY_UP || wxevent.GetEventType() == wxEVT_KEY_DOWN )
 451             keyval = wxToupper( aunichar ) ;
 452         else
 453             keyval = aunichar;
 454     }
 455
 456 #if wxUSE_UNICODE
 457     // OS X generates events with key codes in Unicode private use area for
 458     // unprintable symbols such as cursor arrows (WXK_UP is mapped to U+F700)
 459     // and function keys (WXK_F2 is U+F705). We don't want to use them as the
 460     // result of wxKeyEvent::GetUnicodeKey() however as it's supposed to return
 461     // WXK_NONE for "non characters" so explicitly exclude them.
 462     //
 463     // We only exclude the private use area inside the Basic Multilingual Plane
 464     // as key codes beyond it don't seem to be currently used.
 465     if ( !(aunichar >= 0xe000 && aunichar < 0xf900) )
 466         wxevent.m_uniChar = aunichar;
 467 #endif
 468     wxevent.m_keyCode = keyval;
 469
 470     wxWindowMac* peer = GetWXPeer();
 471     if ( peer )
 472     {
 473         wxevent.SetEventObject(peer);
 474         wxevent.SetId(peer->GetId()) ;
 475     }
 476 }
 477
 478 UInt32 g_lastButton = 0 ;
 479 bool g_lastButtonWasFakeRight = false ;
 480
 481 // better scroll wheel support
 482 // see http://lists.apple.com/archives/cocoa-dev/2007/Feb/msg00050.html
 483
 484 @interface NSEvent (DeviceDelta)
 485 - (CGFloat)deviceDeltaX;
 486 - (CGFloat)deviceDeltaY;
 487 @end
 488
 489 void wxWidgetCocoaImpl::SetupMouseEvent( wxMouseEvent &wxevent , NSEvent * nsEvent )
 490 {
 491     int eventType = [nsEvent type];
 492     UInt32 modifiers = [nsEvent modifierFlags] ;
 493
 494     NSPoint locationInWindow = [nsEvent locationInWindow];
 495
 496     // adjust coordinates for the window of the target view
 497     if ( [nsEvent window] != [m_osxView window] )
 498     {
 499         if ( [nsEvent window] != nil )
 500             locationInWindow = [[nsEvent window] convertBaseToScreen:locationInWindow];
 501
 502         if ( [m_osxView window] != nil )
 503             locationInWindow = [[m_osxView window] convertScreenToBase:locationInWindow];
 504     }
 505
 506     NSPoint locationInView = [m_osxView convertPoint:locationInWindow fromView:nil];
 507     wxPoint locationInViewWX = wxFromNSPoint( m_osxView, locationInView );
 508
 509     // these parameters are not given for all events
 510     UInt32 button = [nsEvent buttonNumber];
 511     UInt32 clickCount = 0;
 512
 513     wxevent.m_x = locationInViewWX.x;
 514     wxevent.m_y = locationInViewWX.y;
 515     wxevent.m_shiftDown = modifiers & NSShiftKeyMask;
 516     wxevent.m_rawControlDown = modifiers & NSControlKeyMask;
 517     wxevent.m_altDown = modifiers & NSAlternateKeyMask;
 518     wxevent.m_controlDown = modifiers & NSCommandKeyMask;
 519     wxevent.SetTimestamp( (int)([nsEvent timestamp] * 1000) ) ;
 520
 521     UInt32 mouseChord = 0;
 522
 523     switch (eventType)
 524     {
 525         case NSLeftMouseDown :
 526         case NSLeftMouseDragged :
 527             mouseChord = 1U;
 528             break;
 529         case NSRightMouseDown :
 530         case NSRightMouseDragged :
 531             mouseChord = 2U;
 532             break;
 533         case NSOtherMouseDown :
 534         case NSOtherMouseDragged :
 535             mouseChord = 4U;
 536             break;
 537     }
 538
 539     // a control click is interpreted as a right click
 540     bool thisButtonIsFakeRight = false ;
 541     if ( button == 0 && (modifiers & NSControlKeyMask) )
 542     {
 543         button = 1 ;
 544         thisButtonIsFakeRight = true ;
 545     }
 546
 547     // otherwise we report double clicks by connecting a left click with a ctrl-left click
 548     if ( clickCount > 1 && button != g_lastButton )
 549         clickCount = 1 ;
 550
 551     // we must make sure that our synthetic 'right' button corresponds in
 552     // mouse down, moved and mouse up, and does not deliver a right down and left up
 553     switch (eventType)
 554     {
 555         case NSLeftMouseDown :
 556         case NSRightMouseDown :
 557         case NSOtherMouseDown :
 558             g_lastButton = button ;
 559             g_lastButtonWasFakeRight = thisButtonIsFakeRight ;
 560             break;
 561      }
 562
 563     if ( button == 0 )
 564     {
 565         g_lastButton = 0 ;
 566         g_lastButtonWasFakeRight = false ;
 567     }
 568     else if ( g_lastButton == 1 && g_lastButtonWasFakeRight )
 569         button = g_lastButton ;
 570
 571     // Adjust the chord mask to remove the primary button and add the
 572     // secondary button.  It is possible that the secondary button is
 573     // already pressed, e.g. on a mouse connected to a laptop, but this
 574     // possibility is ignored here:
 575     if( thisButtonIsFakeRight && ( mouseChord & 1U ) )
 576         mouseChord = ((mouseChord & ~1U) | 2U);
 577
 578     if(mouseChord & 1U)
 579                 wxevent.m_leftDown = true ;
 580     if(mouseChord & 2U)
 581                 wxevent.m_rightDown = true ;
 582     if(mouseChord & 4U)
 583                 wxevent.m_middleDown = true ;
 584
 585     // translate into wx types
 586     switch (eventType)
 587     {
 588         case NSLeftMouseDown :
 589         case NSRightMouseDown :
 590         case NSOtherMouseDown :
 591             clickCount = [nsEvent clickCount];
 592             switch ( button )
 593             {
 594                 case 0 :
 595                     wxevent.SetEventType( clickCount > 1 ? wxEVT_LEFT_DCLICK : wxEVT_LEFT_DOWN )  ;
 596                     break ;
 597
 598                 case 1 :
 599                     wxevent.SetEventType( clickCount > 1 ? wxEVT_RIGHT_DCLICK : wxEVT_RIGHT_DOWN ) ;
 600                     break ;
 601
 602                 case 2 :
 603                     wxevent.SetEventType( clickCount > 1 ? wxEVT_MIDDLE_DCLICK : wxEVT_MIDDLE_DOWN ) ;
 604                     break ;
 605
 606                 default:
 607                     break ;
 608             }
 609             break ;
 610
 611         case NSLeftMouseUp :
 612         case NSRightMouseUp :
 613         case NSOtherMouseUp :
 614             clickCount = [nsEvent clickCount];
 615             switch ( button )
 616             {
 617                 case 0 :
 618                     wxevent.SetEventType( wxEVT_LEFT_UP )  ;
 619                     break ;
 620
 621                 case 1 :
 622                     wxevent.SetEventType( wxEVT_RIGHT_UP ) ;
 623                     break ;
 624
 625                 case 2 :
 626                     wxevent.SetEventType( wxEVT_MIDDLE_UP ) ;
 627                     break ;
 628
 629                 default:
 630                     break ;
 631             }
 632             break ;
 633
 634      case NSScrollWheel :
 635         {
 636             float deltaX = 0.0;
 637             float deltaY = 0.0;
 638
 639             wxevent.SetEventType( wxEVT_MOUSEWHEEL ) ;
 640
 641             // see http://developer.apple.com/qa/qa2005/qa1453.html
 642             // for more details on why we have to look for the exact type
 643
 644             const EventRef cEvent = (EventRef) [nsEvent eventRef];
 645             bool isMouseScrollEvent = false;
 646             if ( cEvent )
 647                 isMouseScrollEvent = ::GetEventKind(cEvent) == kEventMouseScroll;
 648
 649             if ( isMouseScrollEvent )
 650             {
 651                 deltaX = [nsEvent deviceDeltaX];
 652                 deltaY = [nsEvent deviceDeltaY];
 653             }
 654             else
 655             {
 656                 deltaX = ([nsEvent deltaX] * 10);
 657                 deltaY = ([nsEvent deltaY] * 10);
 658             }
 659
 660             wxevent.m_wheelDelta = 10;
 661             wxevent.m_linesPerAction = 1;
 662
 663             if ( fabs(deltaX) > fabs(deltaY) )
 664             {
 665                 wxevent.m_wheelAxis = 1;
 666                 wxevent.m_wheelRotation = (int)deltaX;
 667             }
 668             else
 669             {
 670                 wxevent.m_wheelRotation = (int)deltaY;
 671             }
 672
 673         }
 674         break ;
 675
 676         case NSMouseEntered :
 677             wxevent.SetEventType( wxEVT_ENTER_WINDOW ) ;
 678             break;
 679         case NSMouseExited :
 680             wxevent.SetEventType( wxEVT_LEAVE_WINDOW ) ;
 681             break;
 682         case NSLeftMouseDragged :
 683         case NSRightMouseDragged :
 684         case NSOtherMouseDragged :
 685         case NSMouseMoved :
 686             wxevent.SetEventType( wxEVT_MOTION ) ;
 687             break;
 688         default :
 689             break ;
 690     }
 691
 692     wxevent.m_clickCount = clickCount;
 693     wxWindowMac* peer = GetWXPeer();
 694     if ( peer )
 695     {
 696         wxevent.SetEventObject(peer);
 697         wxevent.SetId(peer->GetId()) ;
 698     }
 699 }
 700
 701 @implementation wxNSView
 702
 703 + (void)initialize
 704 {
 705     static BOOL initialized = NO;
 706     if (!initialized)
 707     {
 708         initialized = YES;
 709         wxOSXCocoaClassAddWXMethods( self );
 710     }
 711 }
 712
 713 - (void) setTrackingTag: (NSTrackingRectTag)tag
 714 {
 715     rectTag = tag;
 716 }
 717
 718 - (NSTrackingRectTag) trackingTag
 719 {
 720     return rectTag;
 721 }
 722
 723 #if MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_5
 724 - (void) updateTrackingArea
 725 {
 726     if (_trackingArea)
 727     {
 728         [self removeTrackingArea: _trackingArea];
 729         [_trackingArea release];
 730     }
 731
 732     NSTrackingAreaOptions options = NSTrackingMouseEnteredAndExited|NSTrackingMouseMoved|NSTrackingActiveAlways;
 733
 734     NSTrackingArea* area = [[NSTrackingArea alloc] initWithRect: [self bounds] options: options owner: self userInfo: nil];
 735     [self addTrackingArea: area];
 736
 737     _trackingArea = area;
 738 }
 739
 740 - (NSTrackingArea*) trackingArea
 741 {
 742     return _trackingArea;
 743 }
 744 #endif
 745 @end // wxNSView
 746
 747 //
 748 // event handlers
 749 //
 750
 751 #if wxUSE_DRAG_AND_DROP
 752
 753 // see http://lists.apple.com/archives/Cocoa-dev/2005/Jul/msg01244.html
 754 // for details on the NSPasteboard -> PasteboardRef conversion
 755
 756 NSDragOperation wxOSX_draggingEntered( id self, SEL _cmd, id <NSDraggingInfo>sender )
 757 {
 758     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 759     if (impl == NULL)
 760         return NSDragOperationNone;
 761
 762     return impl->draggingEntered(sender, self, _cmd);
 763 }
 764
 765 void wxOSX_draggingExited( id self, SEL _cmd, id <NSDraggingInfo> sender )
 766 {
 767     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 768     if (impl == NULL)
 769         return ;
 770
 771     return impl->draggingExited(sender, self, _cmd);
 772 }
 773
 774 NSDragOperation wxOSX_draggingUpdated( id self, SEL _cmd, id <NSDraggingInfo>sender )
 775 {
 776     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 777     if (impl == NULL)
 778         return NSDragOperationNone;
 779
 780     return impl->draggingUpdated(sender, self, _cmd);
 781 }
 782
 783 BOOL wxOSX_performDragOperation( id self, SEL _cmd, id <NSDraggingInfo> sender )
 784 {
 785     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 786     if (impl == NULL)
 787         return NSDragOperationNone;
 788
 789     return impl->performDragOperation(sender, self, _cmd) ? YES:NO ;
 790 }
 791
 792 #endif
 793
 794 void wxOSX_mouseEvent(NSView* self, SEL _cmd, NSEvent *event)
 795 {
 796     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 797     if (impl == NULL)
 798         return;
 799
 800     impl->mouseEvent(event, self, _cmd);
 801 }
 802
 803 BOOL wxOSX_acceptsFirstMouse(NSView* WXUNUSED(self), SEL WXUNUSED(_cmd), NSEvent *WXUNUSED(event))
 804 {
 805     // This is needed to support click through, otherwise the first click on a window
 806     // will not do anything unless it is the active window already.
 807     return YES;
 808 }
 809
 810 void wxOSX_keyEvent(NSView* self, SEL _cmd, NSEvent *event)
 811 {
 812     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 813     if (impl == NULL)
 814         return;
 815
 816     impl->keyEvent(event, self, _cmd);
 817 }
 818
 819 void wxOSX_insertText(NSView* self, SEL _cmd, NSString* text)
 820 {
 821     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 822     if (impl == NULL)
 823         return;
 824
 825     impl->insertText(text, self, _cmd);
 826 }
 827
 828 BOOL wxOSX_performKeyEquivalent(NSView* self, SEL _cmd, NSEvent *event)
 829 {
 830     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 831     if (impl == NULL)
 832         return NO;
 833
 834     return impl->performKeyEquivalent(event, self, _cmd);
 835 }
 836
 837 BOOL wxOSX_acceptsFirstResponder(NSView* self, SEL _cmd)
 838 {
 839     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 840     if (impl == NULL)
 841         return NO;
 842
 843     return impl->acceptsFirstResponder(self, _cmd);
 844 }
 845
 846 BOOL wxOSX_becomeFirstResponder(NSView* self, SEL _cmd)
 847 {
 848     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 849     if (impl == NULL)
 850         return NO;
 851
 852     return impl->becomeFirstResponder(self, _cmd);
 853 }
 854
 855 BOOL wxOSX_resignFirstResponder(NSView* self, SEL _cmd)
 856 {
 857     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 858     if (impl == NULL)
 859         return NO;
 860
 861     return impl->resignFirstResponder(self, _cmd);
 862 }
 863
 864 void wxOSX_resetCursorRects(NSView* self, SEL _cmd)
 865 {
 866     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 867     if (impl == NULL)
 868         return;
 869
 870     impl->resetCursorRects(self, _cmd);
 871 }
 872
 873 BOOL wxOSX_isFlipped(NSView* self, SEL _cmd)
 874 {
 875     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 876     if (impl == NULL)
 877         return NO;
 878
 879     return impl->isFlipped(self, _cmd) ? YES:NO;
 880 }
 881
 882 typedef void (*wxOSX_DrawRectHandlerPtr)(NSView* self, SEL _cmd, NSRect rect);
 883
 884 void wxOSX_drawRect(NSView* self, SEL _cmd, NSRect rect)
 885 {
 886     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 887     if (impl == NULL)
 888         return;
 889
 890 #ifdef wxUSE_THREADS
 891     // OS X starts a NSUIHeartBeatThread for animating the default button in a
 892     // dialog. This causes a drawRect of the active dialog from outside the
 893     // main UI thread. This causes an occasional crash since the wx drawing
 894     // objects (like wxPen) are not thread safe.
 895     //
 896     // Notice that NSUIHeartBeatThread seems to be undocumented and doing
 897     // [NSWindow setAllowsConcurrentViewDrawing:NO] does not affect it.
 898     if ( !wxThread::IsMain() )
 899     {
 900         if ( impl->IsUserPane() )
 901         {
 902             wxWindow* win = impl->GetWXPeer();
 903             if ( win->UseBgCol() )
 904             {
 905
 906                 CGContextRef context = (CGContextRef) [[NSGraphicsContext currentContext] graphicsPort];
 907                 CGContextSaveGState( context );
 908
 909                 CGContextSetFillColorWithColor( context, win->GetBackgroundColour().GetCGColor());
 910                 CGRect r = CGRectMake(rect.origin.x, rect.origin.y, rect.size.width, rect.size.height);
 911                 CGContextFillRect( context, r );
 912
 913                 CGContextRestoreGState( context );
 914             }
 915         }
 916         else
 917         {
 918             // just call the superclass handler, we don't need any custom wx drawing
 919             // here and it seems to work fine:
 920             wxOSX_DrawRectHandlerPtr
 921             superimpl = (wxOSX_DrawRectHandlerPtr)
 922             [[self superclass] instanceMethodForSelector:_cmd];
 923             superimpl(self, _cmd, rect);
 924         }
 925
 926       return;
 927     }
 928 #endif // wxUSE_THREADS
 929
 930     return impl->drawRect(&rect, self, _cmd);
 931 }
 932
 933 void wxOSX_controlAction(NSView* self, SEL _cmd, id sender)
 934 {
 935     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 936     if (impl == NULL)
 937         return;
 938
 939     impl->controlAction(self, _cmd, sender);
 940 }
 941
 942 void wxOSX_controlDoubleAction(NSView* self, SEL _cmd, id sender)
 943 {
 944     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 945     if (impl == NULL)
 946         return;
 947
 948     impl->controlDoubleAction(self, _cmd, sender);
 949 }
 950
 951 unsigned int wxWidgetCocoaImpl::draggingEntered(void* s, WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd))
 952 {
 953     id <NSDraggingInfo>sender = (id <NSDraggingInfo>) s;
 954     NSPasteboard *pboard = [sender draggingPasteboard];
 955     NSDragOperation sourceDragMask = [sender draggingSourceOperationMask];
 956
 957     wxWindow* wxpeer = GetWXPeer();
 958     if ( wxpeer == NULL )
 959         return NSDragOperationNone;
 960
 961     wxDropTarget* target = wxpeer->GetDropTarget();
 962     if ( target == NULL )
 963         return NSDragOperationNone;
 964
 965     wxDragResult result = wxDragNone;
 966     NSPoint nspoint = [m_osxView convertPoint:[sender draggingLocation] fromView:nil];
 967     wxPoint pt = wxFromNSPoint( m_osxView, nspoint );
 968
 969     if ( sourceDragMask & NSDragOperationLink )
 970         result = wxDragLink;
 971     else if ( sourceDragMask & NSDragOperationCopy )
 972         result = wxDragCopy;
 973     else if ( sourceDragMask & NSDragOperationMove )
 974         result = wxDragMove;
 975
 976     PasteboardRef pboardRef;
 977     PasteboardCreate((CFStringRef)[pboard name], &pboardRef);
 978     target->SetCurrentDragPasteboard(pboardRef);
 979     result = target->OnEnter(pt.x, pt.y, result);
 980     CFRelease(pboardRef);
 981
 982     NSDragOperation nsresult = NSDragOperationNone;
 983     switch (result )
 984     {
 985         case wxDragLink:
 986             nsresult = NSDragOperationLink;
 987         case wxDragMove:
 988             nsresult = NSDragOperationMove;
 989         case wxDragCopy:
 990             nsresult = NSDragOperationCopy;
 991         default :
 992             break;
 993     }
 994     return nsresult;
 995 }
 996
 997 void wxWidgetCocoaImpl::draggingExited(void* s, WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd))
 998 {
 999     id <NSDraggingInfo>sender = (id <NSDraggingInfo>) s;
1000     NSPasteboard *pboard = [sender draggingPasteboard];
1001
1002     wxWindow* wxpeer = GetWXPeer();
1003     if ( wxpeer == NULL )
1004         return;
1005
1006     wxDropTarget* target = wxpeer->GetDropTarget();
1007     if ( target == NULL )
1008         return;
1009
1010     PasteboardRef pboardRef;
1011     PasteboardCreate((CFStringRef)[pboard name], &pboardRef);
1012     target->SetCurrentDragPasteboard(pboardRef);
1013     target->OnLeave();
1014     CFRelease(pboardRef);
1015  }
1016
1017 unsigned int wxWidgetCocoaImpl::draggingUpdated(void* s, WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd))
1018 {
1019     id <NSDraggingInfo>sender = (id <NSDraggingInfo>) s;
1020     NSPasteboard *pboard = [sender draggingPasteboard];
1021     NSDragOperation sourceDragMask = [sender draggingSourceOperationMask];
1022
1023     wxWindow* wxpeer = GetWXPeer();
1024     if ( wxpeer == NULL )
1025         return NSDragOperationNone;
1026
1027     wxDropTarget* target = wxpeer->GetDropTarget();
1028     if ( target == NULL )
1029         return NSDragOperationNone;
1030
1031     wxDragResult result = wxDragNone;
1032     NSPoint nspoint = [m_osxView convertPoint:[sender draggingLocation] fromView:nil];
1033     wxPoint pt = wxFromNSPoint( m_osxView, nspoint );
1034
1035     if ( sourceDragMask & NSDragOperationLink )
1036         result = wxDragLink;
1037     else if ( sourceDragMask & NSDragOperationCopy )
1038         result = wxDragCopy;
1039     else if ( sourceDragMask & NSDragOperationMove )
1040         result = wxDragMove;
1041
1042     PasteboardRef pboardRef;
1043     PasteboardCreate((CFStringRef)[pboard name], &pboardRef);
1044     target->SetCurrentDragPasteboard(pboardRef);
1045     result = target->OnDragOver(pt.x, pt.y, result);
1046     CFRelease(pboardRef);
1047
1048     NSDragOperation nsresult = NSDragOperationNone;
1049     switch (result )
1050     {
1051         case wxDragLink:
1052             nsresult = NSDragOperationLink;
1053         case wxDragMove:
1054             nsresult = NSDragOperationMove;
1055         case wxDragCopy:
1056             nsresult = NSDragOperationCopy;
1057         default :
1058             break;
1059     }
1060     return nsresult;
1061 }
1062
1063 bool wxWidgetCocoaImpl::performDragOperation(void* s, WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd))
1064 {
1065     id <NSDraggingInfo>sender = (id <NSDraggingInfo>) s;
1066
1067     NSPasteboard *pboard = [sender draggingPasteboard];
1068     NSDragOperation sourceDragMask = [sender draggingSourceOperationMask];
1069
1070     wxWindow* wxpeer = GetWXPeer();
1071     wxDropTarget* target = wxpeer->GetDropTarget();
1072     wxDragResult result = wxDragNone;
1073     NSPoint nspoint = [m_osxView convertPoint:[sender draggingLocation] fromView:nil];
1074     wxPoint pt = wxFromNSPoint( m_osxView, nspoint );
1075
1076     if ( sourceDragMask & NSDragOperationLink )
1077         result = wxDragLink;
1078     else if ( sourceDragMask & NSDragOperationCopy )
1079         result = wxDragCopy;
1080     else if ( sourceDragMask & NSDragOperationMove )
1081         result = wxDragMove;
1082
1083     PasteboardRef pboardRef;
1084     PasteboardCreate((CFStringRef)[pboard name], &pboardRef);
1085     target->SetCurrentDragPasteboard(pboardRef);
1086
1087     if (target->OnDrop(pt.x, pt.y))
1088         result = target->OnData(pt.x, pt.y, result);
1089
1090     CFRelease(pboardRef);
1091
1092     return result != wxDragNone;
1093 }
1094
1095 typedef void (*wxOSX_TextEventHandlerPtr)(NSView* self, SEL _cmd, NSString *event);
1096 typedef void (*wxOSX_EventHandlerPtr)(NSView* self, SEL _cmd, NSEvent *event);
1097 typedef BOOL (*wxOSX_PerformKeyEventHandlerPtr)(NSView* self, SEL _cmd, NSEvent *event);
1098 typedef BOOL (*wxOSX_FocusHandlerPtr)(NSView* self, SEL _cmd);
1099 typedef BOOL (*wxOSX_ResetCursorRectsHandlerPtr)(NSView* self, SEL _cmd);
1100
1101 void wxWidgetCocoaImpl::mouseEvent(WX_NSEvent event, WXWidget slf, void *_cmd)
1102 {
1103     if ( !DoHandleMouseEvent(event) )
1104     {
1105         // for plain NSView mouse events would propagate to parents otherwise
1106         if (!IsUserPane())
1107         {
1108             wxOSX_EventHandlerPtr superimpl = (wxOSX_EventHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
1109             superimpl(slf, (SEL)_cmd, event);
1110
1111             // super of built-ins keeps the mouse up, as wx expects this event, we have to synthesize it
1112
1113             if ( [ event type]  == NSLeftMouseDown )
1114             {
1115                 wxMouseEvent wxevent(wxEVT_LEFT_DOWN);
1116                 SetupMouseEvent(wxevent , event) ;
1117                 wxevent.SetEventType(wxEVT_LEFT_UP);
1118
1119                 GetWXPeer()->HandleWindowEvent(wxevent);
1120             }
1121         }
1122     }
1123 }
1124
1125 void wxWidgetCocoaImpl::keyEvent(WX_NSEvent event, WXWidget slf, void *_cmd)
1126 {
1127     if ( [event type] == NSKeyDown )
1128     {
1129         // there are key equivalents that are not command-combos and therefore not handled by cocoa automatically,
1130         // therefore we call the menubar directly here, exit if the menu is handling the shortcut
1131         if ( [[[NSApplication sharedApplication] mainMenu] performKeyEquivalent:event] )
1132             return;
1133
1134         m_lastKeyDownEvent = event;
1135     }
1136
1137     if ( GetFocusedViewInWindow([slf window]) != slf || m_hasEditor || !DoHandleKeyEvent(event) )
1138     {
1139         wxOSX_EventHandlerPtr superimpl = (wxOSX_EventHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
1140         superimpl(slf, (SEL)_cmd, event);
1141     }
1142     m_lastKeyDownEvent = NULL;
1143 }
1144
1145 void wxWidgetCocoaImpl::insertText(NSString* text, WXWidget slf, void *_cmd)
1146 {
1147     if ( m_lastKeyDownEvent==NULL || m_hasEditor || !DoHandleCharEvent(m_lastKeyDownEvent, text) )
1148     {
1149         wxOSX_TextEventHandlerPtr superimpl = (wxOSX_TextEventHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
1150         superimpl(slf, (SEL)_cmd, text);
1151     }
1152 }
1153
1154
1155 bool wxWidgetCocoaImpl::performKeyEquivalent(WX_NSEvent event, WXWidget slf, void *_cmd)
1156 {
1157     bool handled = false;
1158
1159     wxKeyEvent wxevent(wxEVT_KEY_DOWN);
1160     SetupKeyEvent( wxevent, event );
1161
1162     // because performKeyEquivalent is going up the entire view hierarchy, we don't have to
1163     // walk up the ancestors ourselves but let cocoa do it
1164
1165     int command = m_wxPeer->GetAcceleratorTable()->GetCommand( wxevent );
1166     if (command != -1)
1167     {
1168         wxEvtHandler * const handler = m_wxPeer->GetEventHandler();
1169
1170         wxCommandEvent command_event( wxEVT_COMMAND_MENU_SELECTED, command );
1171         command_event.SetEventObject( wxevent.GetEventObject() );
1172         handled = handler->ProcessEvent( command_event );
1173
1174         if ( !handled )
1175         {
1176             // accelerators can also be used with buttons, try them too
1177             command_event.SetEventType(wxEVT_COMMAND_BUTTON_CLICKED);
1178             handled = handler->ProcessEvent( command_event );
1179         }
1180     }
1181
1182     if ( !handled )
1183     {
1184         wxOSX_PerformKeyEventHandlerPtr superimpl = (wxOSX_PerformKeyEventHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
1185         return superimpl(slf, (SEL)_cmd, event);
1186     }
1187     return YES;
1188 }
1189
1190 bool wxWidgetCocoaImpl::acceptsFirstResponder(WXWidget slf, void *_cmd)
1191 {
1192     if ( IsUserPane() )
1193         return m_wxPeer->AcceptsFocus();
1194     else
1195     {
1196         wxOSX_FocusHandlerPtr superimpl = (wxOSX_FocusHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
1197         return superimpl(slf, (SEL)_cmd);
1198     }
1199 }
1200
1201 bool wxWidgetCocoaImpl::becomeFirstResponder(WXWidget slf, void *_cmd)
1202 {
1203     wxOSX_FocusHandlerPtr superimpl = (wxOSX_FocusHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
1204     // get the current focus before running becomeFirstResponder
1205     NSView* otherView = FindFocus();
1206
1207     wxWidgetImpl* otherWindow = FindFromWXWidget(otherView);
1208     BOOL r = superimpl(slf, (SEL)_cmd);
1209     if ( r )
1210     {
1211         DoNotifyFocusEvent( true, otherWindow );
1212     }
1213
1214     return r;
1215 }
1216
1217 bool wxWidgetCocoaImpl::resignFirstResponder(WXWidget slf, void *_cmd)
1218 {
1219     wxOSX_FocusHandlerPtr superimpl = (wxOSX_FocusHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
1220     BOOL r = superimpl(slf, (SEL)_cmd);
1221     // get the current focus after running resignFirstResponder
1222     // note that this value isn't reliable, it might return the same view that
1223     // is resigning
1224     NSView* otherView = FindFocus();
1225     wxWidgetImpl* otherWindow = FindFromWXWidget(otherView);
1226
1227     // It doesn't make sense to notify about the loss of focus if we're not
1228     // really losing it and the window which has just gained focus is the same
1229     // one as this window itself. Of course, this should never happen in the
1230     // first place but somehow it does in wxGrid code and without this check we
1231     // enter into an infinite recursion, see #12267.
1232     if ( otherWindow == this )
1233         return r;
1234
1235     // NSTextViews have an editor as true responder, therefore the might get the
1236     // resign notification if their editor takes over, don't trigger any event then
1237     if ( r && !m_hasEditor)
1238     {
1239         DoNotifyFocusEvent( false, otherWindow );
1240     }
1241     return r;
1242 }
1243
1244 void wxWidgetCocoaImpl::resetCursorRects(WXWidget slf, void *_cmd)
1245 {
1246     wxWindow* wxpeer = GetWXPeer();
1247     if ( wxpeer )
1248     {
1249         NSCursor *cursor = (NSCursor*)wxpeer->GetCursor().GetHCURSOR();
1250         if (cursor == NULL)
1251         {
1252             wxOSX_ResetCursorRectsHandlerPtr superimpl = (wxOSX_ResetCursorRectsHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
1253             superimpl(slf, (SEL)_cmd);
1254         }
1255         else
1256         {
1257             [slf addCursorRect: [slf bounds]
1258                 cursor: cursor];
1259         }
1260     }
1261 }
1262
1263 bool wxWidgetCocoaImpl::isFlipped(WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd))
1264 {
1265     return m_isFlipped;
1266 }
1267
1268
1269 #define OSX_DEBUG_DRAWING 0
1270
1271 void wxWidgetCocoaImpl::drawRect(void* rect, WXWidget slf, void *WXUNUSED(_cmd))
1272 {
1273     // preparing the update region
1274
1275     wxRegion updateRgn;
1276     const NSRect *rects;
1277     NSInteger count;
1278
1279     [slf getRectsBeingDrawn:&rects count:&count];
1280     for ( int i = 0 ; i < count ; ++i )
1281     {
1282         updateRgn.Union(wxFromNSRect(slf, rects[i]));
1283     }
1284
1285     wxWindow* wxpeer = GetWXPeer();
1286
1287     if ( wxpeer->MacGetLeftBorderSize() != 0 || wxpeer->MacGetTopBorderSize() != 0 )
1288     {
1289         // as this update region is in native window locals we must adapt it to wx window local
1290         updateRgn.Offset( wxpeer->MacGetLeftBorderSize() , wxpeer->MacGetTopBorderSize() );
1291     }
1292
1293     // Restrict the update region to the shape of the window, if any, and also
1294     // remember the region that we need to clear later.
1295     wxNonOwnedWindow* const tlwParent = wxpeer->MacGetTopLevelWindow();
1296     const bool isTopLevel = tlwParent == wxpeer;
1297     wxRegion clearRgn;
1298     if ( tlwParent->GetWindowStyle() & wxFRAME_SHAPED )
1299     {
1300         if ( isTopLevel )
1301             clearRgn = updateRgn;
1302
1303         int xoffset = 0, yoffset = 0;
1304         wxRegion rgn = tlwParent->GetShape();
1305         wxpeer->MacRootWindowToWindow( &xoffset, &yoffset );
1306         rgn.Offset( xoffset, yoffset );
1307         updateRgn.Intersect(rgn);
1308
1309         if ( isTopLevel )
1310         {
1311             // Exclude the window shape from the region to be cleared below.
1312             rgn.Xor(wxpeer->GetSize());
1313             clearRgn.Intersect(rgn);
1314         }
1315     }
1316
1317     wxpeer->GetUpdateRegion() = updateRgn;
1318
1319     // setting up the drawing context
1320
1321     CGContextRef context = (CGContextRef) [[NSGraphicsContext currentContext] graphicsPort];
1322     CGContextSaveGState( context );
1323
1324 #if OSX_DEBUG_DRAWING
1325     CGContextBeginPath( context );
1326     CGContextMoveToPoint(context, 0, 0);
1327     NSRect bounds = [slf bounds];
1328     CGContextAddLineToPoint(context, 10, 0);
1329     CGContextMoveToPoint(context, 0, 0);
1330     CGContextAddLineToPoint(context, 0, 10);
1331     CGContextMoveToPoint(context, bounds.size.width, bounds.size.height);
1332     CGContextAddLineToPoint(context, bounds.size.width, bounds.size.height-10);
1333     CGContextMoveToPoint(context, bounds.size.width, bounds.size.height);
1334     CGContextAddLineToPoint(context, bounds.size.width-10, bounds.size.height);
1335     CGContextClosePath( context );
1336     CGContextStrokePath(context);
1337 #endif
1338
1339     if ( !m_isFlipped )
1340     {
1341         CGContextTranslateCTM( context, 0,  [m_osxView bounds].size.height );
1342         CGContextScaleCTM( context, 1, -1 );
1343     }
1344
1345     wxpeer->MacSetCGContextRef( context );
1346
1347     bool handled = wxpeer->MacDoRedraw( 0 );
1348     CGContextRestoreGState( context );
1349
1350     CGContextSaveGState( context );
1351     if ( !handled )
1352     {
1353         // call super
1354         SEL _cmd = @selector(drawRect:);
1355         wxOSX_DrawRectHandlerPtr superimpl = (wxOSX_DrawRectHandlerPtr) [[slf superclass] instanceMethodForSelector:_cmd];
1356         superimpl(slf, _cmd, *(NSRect*)rect);
1357         CGContextRestoreGState( context );
1358         CGContextSaveGState( context );
1359     }
1360     // as we called restore above, we have to flip again if necessary
1361     if ( !m_isFlipped )
1362     {
1363         CGContextTranslateCTM( context, 0,  [m_osxView bounds].size.height );
1364         CGContextScaleCTM( context, 1, -1 );
1365     }
1366
1367     if ( isTopLevel )
1368     {
1369         // We also need to explicitly draw the part of the top level window
1370         // outside of its region with transparent colour to ensure that it is
1371         // really transparent.
1372         if ( clearRgn.IsOk() )
1373         {
1374             wxMacCGContextStateSaver saveState(context);
1375             wxWindowDC dc(wxpeer);
1376             dc.SetBackground(wxBrush(wxTransparentColour));
1377             dc.SetDeviceClippingRegion(clearRgn);
1378             dc.Clear();
1379         }
1380
1381 #if wxUSE_GRAPHICS_CONTEXT
1382         // If the window shape is defined by a path, stroke the path to show
1383         // the window border.
1384         const wxGraphicsPath& path = tlwParent->GetShapePath();
1385         if ( !path.IsNull() )
1386         {
1387             CGContextSetLineWidth(context, 1);
1388             CGContextSetStrokeColorWithColor(context, wxLIGHT_GREY->GetCGColor());
1389             CGContextAddPath(context, (CGPathRef) path.GetNativePath());
1390             CGContextStrokePath(context);
1391         }
1392 #endif // wxUSE_GRAPHICS_CONTEXT
1393     }
1394
1395     wxpeer->MacPaintChildrenBorders();
1396     wxpeer->MacSetCGContextRef( NULL );
1397     CGContextRestoreGState( context );
1398 }
1399
1400 void wxWidgetCocoaImpl::controlAction( WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd), void *WXUNUSED(sender))
1401 {
1402     wxWindow* wxpeer = (wxWindow*) GetWXPeer();
1403     if ( wxpeer )
1404         wxpeer->OSXHandleClicked(0);
1405 }
1406
1407 void wxWidgetCocoaImpl::controlDoubleAction( WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd), void *WXUNUSED(sender))
1408 {
1409 }
1410
1411 void wxWidgetCocoaImpl::controlTextDidChange()
1412 {
1413     wxWindow* wxpeer = (wxWindow*)GetWXPeer();
1414     if ( wxpeer )
1415     {
1416         // since native rtti doesn't have to be enabled and wx' rtti is not aware of the mixin wxTextEntry, workaround is needed
1417         wxTextCtrl *tc = wxDynamicCast( wxpeer , wxTextCtrl );
1418         wxComboBox *cb = wxDynamicCast( wxpeer , wxComboBox );
1419         if ( tc )
1420             tc->SendTextUpdatedEventIfAllowed();
1421         else if ( cb )
1422             cb->SendTextUpdatedEventIfAllowed();
1423         else
1424         {
1425             wxFAIL_MSG("Unexpected class for controlTextDidChange event");
1426         }
1427     }
1428 }
1429
1430 //
1431
1432 #if OBJC_API_VERSION >= 2
1433
1434 #define wxOSX_CLASS_ADD_METHOD( c, s, i, t ) \
1435     class_addMethod(c, s, i, t );
1436
1437 #else
1438
1439 #define wxOSX_CLASS_ADD_METHOD( c, s, i, t ) \
1440     { s, (char*) t, i },
1441
1442 #endif
1443
1444 void wxOSXCocoaClassAddWXMethods(Class c)
1445 {
1446
1447 #if OBJC_API_VERSION < 2
1448     static objc_method wxmethods[] =
1449     {
1450 #endif
1451
1452     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseDown:), (IMP) wxOSX_mouseEvent, "v@:@" )
1453     wxOSX_CLASS_ADD_METHOD(c, @selector(rightMouseDown:), (IMP) wxOSX_mouseEvent, "v@:@" )
1454     wxOSX_CLASS_ADD_METHOD(c, @selector(otherMouseDown:), (IMP) wxOSX_mouseEvent, "v@:@" )
1455
1456     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseUp:), (IMP) wxOSX_mouseEvent, "v@:@" )
1457     wxOSX_CLASS_ADD_METHOD(c, @selector(rightMouseUp:), (IMP) wxOSX_mouseEvent, "v@:@" )
1458     wxOSX_CLASS_ADD_METHOD(c, @selector(otherMouseUp:), (IMP) wxOSX_mouseEvent, "v@:@" )
1459
1460     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseMoved:), (IMP) wxOSX_mouseEvent, "v@:@" )
1461
1462     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseDragged:), (IMP) wxOSX_mouseEvent, "v@:@" )
1463     wxOSX_CLASS_ADD_METHOD(c, @selector(rightMouseDragged:), (IMP) wxOSX_mouseEvent, "v@:@" )
1464     wxOSX_CLASS_ADD_METHOD(c, @selector(otherMouseDragged:), (IMP) wxOSX_mouseEvent, "v@:@" )
1465
1466     wxOSX_CLASS_ADD_METHOD(c, @selector(acceptsFirstMouse:), (IMP) wxOSX_acceptsFirstMouse, "v@:@" )
1467
1468     wxOSX_CLASS_ADD_METHOD(c, @selector(scrollWheel:), (IMP) wxOSX_mouseEvent, "v@:@" )
1469     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseEntered:), (IMP) wxOSX_mouseEvent, "v@:@" )
1470     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseExited:), (IMP) wxOSX_mouseEvent, "v@:@" )
1471
1472     wxOSX_CLASS_ADD_METHOD(c, @selector(keyDown:), (IMP) wxOSX_keyEvent, "v@:@" )
1473     wxOSX_CLASS_ADD_METHOD(c, @selector(keyUp:), (IMP) wxOSX_keyEvent, "v@:@" )
1474     wxOSX_CLASS_ADD_METHOD(c, @selector(flagsChanged:), (IMP) wxOSX_keyEvent, "v@:@" )
1475
1476     wxOSX_CLASS_ADD_METHOD(c, @selector(insertText:), (IMP) wxOSX_insertText, "v@:@" )
1477
1478     wxOSX_CLASS_ADD_METHOD(c, @selector(performKeyEquivalent:), (IMP) wxOSX_performKeyEquivalent, "c@:@" )
1479
1480     wxOSX_CLASS_ADD_METHOD(c, @selector(acceptsFirstResponder), (IMP) wxOSX_acceptsFirstResponder, "c@:" )
1481     wxOSX_CLASS_ADD_METHOD(c, @selector(becomeFirstResponder), (IMP) wxOSX_becomeFirstResponder, "c@:" )
1482     wxOSX_CLASS_ADD_METHOD(c, @selector(resignFirstResponder), (IMP) wxOSX_resignFirstResponder, "c@:" )
1483     wxOSX_CLASS_ADD_METHOD(c, @selector(resetCursorRects), (IMP) wxOSX_resetCursorRects, "v@:" )
1484
1485     wxOSX_CLASS_ADD_METHOD(c, @selector(isFlipped), (IMP) wxOSX_isFlipped, "c@:" )
1486     wxOSX_CLASS_ADD_METHOD(c, @selector(drawRect:), (IMP) wxOSX_drawRect, "v@:{_NSRect={_NSPoint=ff}{_NSSize=ff}}" )
1487
1488     wxOSX_CLASS_ADD_METHOD(c, @selector(controlAction:), (IMP) wxOSX_controlAction, "v@:@" )
1489     wxOSX_CLASS_ADD_METHOD(c, @selector(controlDoubleAction:), (IMP) wxOSX_controlDoubleAction, "v@:@" )
1490
1491 #if wxUSE_DRAG_AND_DROP
1492     wxOSX_CLASS_ADD_METHOD(c, @selector(draggingEntered:), (IMP) wxOSX_draggingEntered, "I@:@" )
1493     wxOSX_CLASS_ADD_METHOD(c, @selector(draggingUpdated:), (IMP) wxOSX_draggingUpdated, "I@:@" )
1494     wxOSX_CLASS_ADD_METHOD(c, @selector(draggingExited:), (IMP) wxOSX_draggingExited, "v@:@" )
1495     wxOSX_CLASS_ADD_METHOD(c, @selector(performDragOperation:), (IMP) wxOSX_performDragOperation, "c@:@" )
1496 #endif
1497
1498 #if OBJC_API_VERSION < 2
1499     } ;
1500     static int method_count = WXSIZEOF( wxmethods );
1501     static objc_method_list *wxmethodlist = NULL;
1502     if ( wxmethodlist == NULL )
1503     {
1504         wxmethodlist = (objc_method_list*) malloc(sizeof(objc_method_list) + sizeof(wxmethods) );
1505         memcpy( &wxmethodlist->method_list[0], &wxmethods[0], sizeof(wxmethods) );
1506         wxmethodlist->method_count = method_count;
1507         wxmethodlist->obsolete = 0;
1508     }
1509     class_addMethods( c, wxmethodlist );
1510 #endif
1511 }
1512
1513 //
1514 // C++ implementation class
1515 //
1516
1517 IMPLEMENT_DYNAMIC_CLASS( wxWidgetCocoaImpl , wxWidgetImpl )
1518
1519 wxWidgetCocoaImpl::wxWidgetCocoaImpl( wxWindowMac* peer , WXWidget w, bool isRootControl, bool isUserPane ) :
1520     wxWidgetImpl( peer, isRootControl, isUserPane )
1521 {
1522     Init();
1523     m_osxView = w;
1524
1525     // check if the user wants to create the control initially hidden
1526     if ( !peer->IsShown() )
1527         SetVisibility(false);
1528
1529     // gc aware handling
1530     if ( m_osxView )
1531         CFRetain(m_osxView);
1532     [m_osxView release];
1533 }
1534
1535 wxWidgetCocoaImpl::wxWidgetCocoaImpl()
1536 {
1537     Init();
1538 }
1539
1540 void wxWidgetCocoaImpl::Init()
1541 {
1542     m_osxView = NULL;
1543     m_isFlipped = true;
1544     m_lastKeyDownEvent = NULL;
1545     m_hasEditor = false;
1546 }
1547
1548 wxWidgetCocoaImpl::~wxWidgetCocoaImpl()
1549 {
1550     RemoveAssociations( this );
1551
1552     if ( !IsRootControl() )
1553     {
1554         NSView *sv = [m_osxView superview];
1555         if ( sv != nil )
1556             [m_osxView removeFromSuperview];
1557     }
1558     // gc aware handling
1559     if ( m_osxView )
1560         CFRelease(m_osxView);
1561 }
1562
1563 bool wxWidgetCocoaImpl::IsVisible() const
1564 {
1565     return [m_osxView isHiddenOrHasHiddenAncestor] == NO;
1566 }
1567
1568 void wxWidgetCocoaImpl::SetVisibility( bool visible )
1569 {
1570     [m_osxView setHidden:(visible ? NO:YES)];
1571 }
1572
1573 // ----------------------------------------------------------------------------
1574 // window animation stuff
1575 // ----------------------------------------------------------------------------
1576
1577 // define a delegate used to refresh the window during animation
1578 @interface wxNSAnimationDelegate : NSObject wxOSX_10_6_AND_LATER(<NSAnimationDelegate>)
1579 {
1580     wxWindow *m_win;
1581     bool m_isDone;
1582 }
1583
1584 - (id)init:(wxWindow *)win;
1585
1586 - (bool)isDone;
1587
1588 // NSAnimationDelegate methods
1589 - (void)animationDidEnd:(NSAnimation*)animation;
1590 - (void)animation:(NSAnimation*)animation
1591         didReachProgressMark:(NSAnimationProgress)progress;
1592 @end
1593
1594 @implementation wxNSAnimationDelegate
1595
1596 - (id)init:(wxWindow *)win
1597 {
1598     self = [super init];
1599
1600     m_win = win;
1601     m_isDone = false;
1602
1603     return self;
1604 }
1605
1606 - (bool)isDone
1607 {
1608     return m_isDone;
1609 }
1610
1611 - (void)animation:(NSAnimation*)animation
1612         didReachProgressMark:(NSAnimationProgress)progress
1613 {
1614     wxUnusedVar(animation);
1615     wxUnusedVar(progress);
1616
1617     m_win->SendSizeEvent();
1618 }
1619
1620 - (void)animationDidEnd:(NSAnimation*)animation
1621 {
1622     wxUnusedVar(animation);
1623     m_isDone = true;
1624 }
1625
1626 @end
1627
1628 /* static */
1629 bool
1630 wxWidgetCocoaImpl::ShowViewOrWindowWithEffect(wxWindow *win,
1631                                               bool show,
1632                                               wxShowEffect effect,
1633                                               unsigned timeout)
1634 {
1635     // create the dictionary describing the animation to perform on this view
1636     NSObject * const
1637         viewOrWin = static_cast<NSObject *>(win->OSXGetViewOrWindow());
1638     NSMutableDictionary * const
1639         dict = [NSMutableDictionary dictionaryWithCapacity:4];
1640     [dict setObject:viewOrWin forKey:NSViewAnimationTargetKey];
1641
1642     // determine the start and end rectangles assuming we're hiding the window
1643     const wxRect rectOrig = win->GetRect();
1644     wxRect rectStart,
1645            rectEnd;
1646     rectStart =
1647     rectEnd = rectOrig;
1648
1649     if ( show )
1650     {
1651         if ( effect == wxSHOW_EFFECT_ROLL_TO_LEFT ||
1652                 effect == wxSHOW_EFFECT_SLIDE_TO_LEFT )
1653             effect = wxSHOW_EFFECT_ROLL_TO_RIGHT;
1654         else if ( effect == wxSHOW_EFFECT_ROLL_TO_RIGHT ||
1655                     effect == wxSHOW_EFFECT_SLIDE_TO_RIGHT )
1656             effect = wxSHOW_EFFECT_ROLL_TO_LEFT;
1657         else if ( effect == wxSHOW_EFFECT_ROLL_TO_TOP ||
1658                     effect == wxSHOW_EFFECT_SLIDE_TO_TOP )
1659             effect = wxSHOW_EFFECT_ROLL_TO_BOTTOM;
1660         else if ( effect == wxSHOW_EFFECT_ROLL_TO_BOTTOM ||
1661                     effect == wxSHOW_EFFECT_SLIDE_TO_BOTTOM )
1662             effect = wxSHOW_EFFECT_ROLL_TO_TOP;
1663     }
1664
1665     switch ( effect )
1666     {
1667         case wxSHOW_EFFECT_ROLL_TO_LEFT:
1668         case wxSHOW_EFFECT_SLIDE_TO_LEFT:
1669             rectEnd.width = 0;
1670             break;
1671
1672         case wxSHOW_EFFECT_ROLL_TO_RIGHT:
1673         case wxSHOW_EFFECT_SLIDE_TO_RIGHT:
1674             rectEnd.x = rectStart.GetRight();
1675             rectEnd.width = 0;
1676             break;
1677
1678         case wxSHOW_EFFECT_ROLL_TO_TOP:
1679         case wxSHOW_EFFECT_SLIDE_TO_TOP:
1680             rectEnd.height = 0;
1681             break;
1682
1683         case wxSHOW_EFFECT_ROLL_TO_BOTTOM:
1684         case wxSHOW_EFFECT_SLIDE_TO_BOTTOM:
1685             rectEnd.y = rectStart.GetBottom();
1686             rectEnd.height = 0;
1687             break;
1688
1689         case wxSHOW_EFFECT_EXPAND:
1690             rectEnd.x = rectStart.x + rectStart.width / 2;
1691             rectEnd.y = rectStart.y + rectStart.height / 2;
1692             rectEnd.width =
1693             rectEnd.height = 0;
1694             break;
1695
1696         case wxSHOW_EFFECT_BLEND:
1697             [dict setObject:(show ? NSViewAnimationFadeInEffect
1698                                   : NSViewAnimationFadeOutEffect)
1699                   forKey:NSViewAnimationEffectKey];
1700             break;
1701
1702         case wxSHOW_EFFECT_NONE:
1703         case wxSHOW_EFFECT_MAX:
1704             wxFAIL_MSG( "unexpected animation effect" );
1705             return false;
1706
1707         default:
1708             wxFAIL_MSG( "unknown animation effect" );
1709             return false;
1710     };
1711
1712     if ( show )
1713     {
1714         // we need to restore it to the original rectangle instead of making it
1715         // disappear
1716         wxSwap(rectStart, rectEnd);
1717
1718         // and as the window is currently hidden, we need to show it for the
1719         // animation to be visible at all (but don't restore it at its full
1720         // rectangle as it shouldn't appear immediately)
1721         win->SetSize(rectStart);
1722         win->Show();
1723     }
1724
1725     NSView * const parentView = [viewOrWin isKindOfClass:[NSView class]]
1726                                     ? [(NSView *)viewOrWin superview]
1727                                     : nil;
1728     const NSRect rStart = wxToNSRect(parentView, rectStart);
1729     const NSRect rEnd = wxToNSRect(parentView, rectEnd);
1730
1731     [dict setObject:[NSValue valueWithRect:rStart]
1732           forKey:NSViewAnimationStartFrameKey];
1733     [dict setObject:[NSValue valueWithRect:rEnd]
1734           forKey:NSViewAnimationEndFrameKey];
1735
1736     // create an animation using the values in the above dictionary
1737     NSViewAnimation * const
1738         anim = [[NSViewAnimation alloc]
1739                 initWithViewAnimations:[NSArray arrayWithObject:dict]];
1740
1741     if ( !timeout )
1742     {
1743         // what is a good default duration? Windows uses 200ms, Web frameworks
1744         // use anything from 250ms to 1s... choose something in the middle
1745         timeout = 500;
1746     }
1747
1748     [anim setDuration:timeout/1000.];   // duration is in seconds here
1749
1750     // if the window being animated changes its layout depending on its size
1751     // (which is almost always the case) we need to redo it during animation
1752     //
1753     // the number of layouts here is arbitrary, but 10 seems like too few (e.g.
1754     // controls in wxInfoBar visibly jump around)
1755     const int NUM_LAYOUTS = 20;
1756     for ( float f = 1./NUM_LAYOUTS; f < 1.; f += 1./NUM_LAYOUTS )
1757         [anim addProgressMark:f];
1758
1759     wxNSAnimationDelegate * const
1760         animDelegate = [[wxNSAnimationDelegate alloc] init:win];
1761     [anim setDelegate:animDelegate];
1762     [anim startAnimation];
1763
1764     // Cocoa is capable of doing animation asynchronously or even from separate
1765     // thread but wx API doesn't provide any way to be notified about the
1766     // animation end and without this we really must ensure that the window has
1767     // the expected (i.e. the same as if a simple Show() had been used) size
1768     // when we return, so block here until the animation finishes
1769     //
1770     // notice that because the default animation mode is NSAnimationBlocking,
1771     // no user input events ought to be processed from here
1772     {
1773         wxEventLoopGuarantor ensureEventLoopExistence;
1774         wxEventLoopBase * const loop = wxEventLoopBase::GetActive();
1775         while ( ![animDelegate isDone] )
1776             loop->Dispatch();
1777     }
1778
1779     if ( !show )
1780     {
1781         // NSViewAnimation is smart enough to hide the NSView being animated at
1782         // the end but we also must ensure that it's hidden for wx too
1783         win->Hide();
1784
1785         // and we must also restore its size because it isn't expected to
1786         // change just because the window was hidden
1787         win->SetSize(rectOrig);
1788     }
1789     else
1790     {
1791         // refresh it once again after the end to ensure that everything is in
1792         // place
1793         win->SendSizeEvent();
1794     }
1795
1796     [anim setDelegate:nil];
1797     [animDelegate release];
1798     [anim release];
1799
1800     return true;
1801 }
1802
1803 bool wxWidgetCocoaImpl::ShowWithEffect(bool show,
1804                                        wxShowEffect effect,
1805                                        unsigned timeout)
1806 {
1807     return ShowViewOrWindowWithEffect(m_wxPeer, show, effect, timeout);
1808 }
1809
1810 /* note that the drawing order between siblings is not defined under 10.4 */
1811 /* only starting from 10.5 the subview order is respected */
1812
1813 /* NSComparisonResult is typedef'd as an enum pre-Leopard but typedef'd as
1814  * NSInteger post-Leopard.  Pre-Leopard the Cocoa toolkit expects a function
1815  * returning int and not NSComparisonResult.  Post-Leopard the Cocoa toolkit
1816  * expects a function returning the new non-enum NSComparsionResult.
1817  * Hence we create a typedef named CocoaWindowCompareFunctionResult.
1818  */
1819 #if defined(NSINTEGER_DEFINED)
1820 typedef NSComparisonResult CocoaWindowCompareFunctionResult;
1821 #else
1822 typedef int CocoaWindowCompareFunctionResult;
1823 #endif
1824
1825 class CocoaWindowCompareContext
1826 {
1827     wxDECLARE_NO_COPY_CLASS(CocoaWindowCompareContext);
1828 public:
1829     CocoaWindowCompareContext(); // Not implemented
1830     CocoaWindowCompareContext(NSView *target, NSArray *subviews)
1831     {
1832         m_target = target;
1833         // Cocoa sorts subviews in-place.. make a copy
1834         m_subviews = [subviews copy];
1835     }
1836
1837     ~CocoaWindowCompareContext()
1838     {   // release the copy
1839         [m_subviews release];
1840     }
1841     NSView* target()
1842     {   return m_target; }
1843
1844     NSArray* subviews()
1845     {   return m_subviews; }
1846
1847     /* Helper function that returns the comparison based off of the original ordering */
1848     CocoaWindowCompareFunctionResult CompareUsingOriginalOrdering(id first, id second)
1849     {
1850         NSUInteger firstI = [m_subviews indexOfObjectIdenticalTo:first];
1851         NSUInteger secondI = [m_subviews indexOfObjectIdenticalTo:second];
1852         // NOTE: If either firstI or secondI is NSNotFound then it will be NSIntegerMax and thus will
1853         // likely compare higher than the other view which is reasonable considering the only way that
1854         // can happen is if the subview was added after our call to subviews but before the call to
1855         // sortSubviewsUsingFunction:context:.  Thus we don't bother checking.  Particularly because
1856         // that case should never occur anyway because that would imply a multi-threaded GUI call
1857         // which is a big no-no with Cocoa.
1858
1859         // Subviews are ordered from back to front meaning one that is already lower will have an lower index.
1860         NSComparisonResult result = (firstI < secondI)
1861                 ?   NSOrderedAscending /* -1 */
1862                 :   (firstI > secondI)
1863                 ?   NSOrderedDescending /* 1 */
1864                 :   NSOrderedSame /* 0 */;
1865
1866         return result;
1867     }
1868 private:
1869     /* The subview we are trying to Raise or Lower */
1870     NSView *m_target;
1871     /* A copy of the original array of subviews */
1872     NSArray *m_subviews;
1873 };
1874
1875 /* Causes Cocoa to raise the target view to the top of the Z-Order by telling the sort function that
1876  * the target view is always higher than every other view.  When comparing two views neither of
1877  * which is the target, it returns the correct response based on the original ordering
1878  */
1879 static CocoaWindowCompareFunctionResult CocoaRaiseWindowCompareFunction(id first, id second, void *ctx)
1880 {
1881     CocoaWindowCompareContext *compareContext = (CocoaWindowCompareContext*)ctx;
1882     // first should be ordered higher
1883     if(first==compareContext->target())
1884         return NSOrderedDescending;
1885     // second should be ordered higher
1886     if(second==compareContext->target())
1887         return NSOrderedAscending;
1888     return compareContext->CompareUsingOriginalOrdering(first,second);
1889 }
1890
1891 void wxWidgetCocoaImpl::Raise()
1892 {
1893         NSView* nsview = m_osxView;
1894
1895     NSView *superview = [nsview superview];
1896     CocoaWindowCompareContext compareContext(nsview, [superview subviews]);
1897
1898     [superview sortSubviewsUsingFunction:
1899          CocoaRaiseWindowCompareFunction
1900                                                                  context: &compareContext];
1901
1902 }
1903
1904 /* Causes Cocoa to lower the target view to the bottom of the Z-Order by telling the sort function that
1905  * the target view is always lower than every other view.  When comparing two views neither of
1906  * which is the target, it returns the correct response based on the original ordering
1907  */
1908 static CocoaWindowCompareFunctionResult CocoaLowerWindowCompareFunction(id first, id second, void *ctx)
1909 {
1910     CocoaWindowCompareContext *compareContext = (CocoaWindowCompareContext*)ctx;
1911     // first should be ordered lower
1912     if(first==compareContext->target())
1913         return NSOrderedAscending;
1914     // second should be ordered lower
1915     if(second==compareContext->target())
1916         return NSOrderedDescending;
1917     return compareContext->CompareUsingOriginalOrdering(first,second);
1918 }
1919
1920 void wxWidgetCocoaImpl::Lower()
1921 {
1922         NSView* nsview = m_osxView;
1923
1924     NSView *superview = [nsview superview];
1925     CocoaWindowCompareContext compareContext(nsview, [superview subviews]);
1926
1927     [superview sortSubviewsUsingFunction:
1928          CocoaLowerWindowCompareFunction
1929                                                                  context: &compareContext];
1930 }
1931
1932 void wxWidgetCocoaImpl::ScrollRect( const wxRect *WXUNUSED(rect), int WXUNUSED(dx), int WXUNUSED(dy) )
1933 {
1934 #if 1
1935     SetNeedsDisplay() ;
1936 #else
1937     // We should do something like this, but it wasn't working in 10.4.
1938     if (GetNeedsDisplay() )
1939     {
1940         SetNeedsDisplay() ;
1941     }
1942     NSRect r = wxToNSRect( [m_osxView superview], *rect );
1943     NSSize offset = NSMakeSize((float)dx, (float)dy);
1944     [m_osxView scrollRect:r by:offset];
1945 #endif
1946 }
1947
1948 void wxWidgetCocoaImpl::Move(int x, int y, int width, int height)
1949 {
1950     wxWindowMac* parent = GetWXPeer()->GetParent();
1951     // under Cocoa we might have a contentView in the wxParent to which we have to
1952     // adjust the coordinates
1953     if (parent && [m_osxView superview] != parent->GetHandle() )
1954     {
1955         int cx = 0,cy = 0,cw = 0,ch = 0;
1956         if ( parent->GetPeer() )
1957         {
1958             parent->GetPeer()->GetContentArea(cx, cy, cw, ch);
1959             x -= cx;
1960             y -= cy;
1961         }
1962     }
1963     [[m_osxView superview] setNeedsDisplayInRect:[m_osxView frame]];
1964     NSRect r = wxToNSRect( [m_osxView superview], wxRect(x,y,width, height) );
1965     [m_osxView setFrame:r];
1966     [[m_osxView superview] setNeedsDisplayInRect:r];
1967
1968     wxNSView* wxview = (wxNSView*)m_osxView;
1969 #if MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_5
1970     if ([wxview respondsToSelector:@selector(updateTrackingArea)] )
1971         [wxview updateTrackingArea];
1972 #else
1973     if ([m_osxView respondsToSelector:@selector(trackingTag)] )
1974     {
1975         if ( [wxview trackingTag] )
1976             [wxview removeTrackingRect: [wxview trackingTag]];
1977
1978         [wxview setTrackingTag: [wxview addTrackingRect: [m_osxView bounds] owner: wxview userData: nil assumeInside: NO]];
1979     }
1980 #endif
1981 }
1982
1983 void wxWidgetCocoaImpl::GetPosition( int &x, int &y ) const
1984 {
1985     wxRect r = wxFromNSRect( [m_osxView superview], [m_osxView frame] );
1986     x = r.GetLeft();
1987     y = r.GetTop();
1988
1989     // under Cocoa we might have a contentView in the wxParent to which we have to
1990     // adjust the coordinates
1991     wxWindowMac* parent = GetWXPeer()->GetParent();
1992     if (parent && [m_osxView superview] != parent->GetHandle() )
1993     {
1994         int cx = 0,cy = 0,cw = 0,ch = 0;
1995         if ( parent->GetPeer() )
1996         {
1997             parent->GetPeer()->GetContentArea(cx, cy, cw, ch);
1998             x += cx;
1999             y += cy;
2000         }
2001     }
2002 }
2003
2004 void wxWidgetCocoaImpl::GetSize( int &width, int &height ) const
2005 {
2006     NSRect rect = [m_osxView frame];
2007     width = (int)rect.size.width;
2008     height = (int)rect.size.height;
2009 }
2010
2011 void wxWidgetCocoaImpl::GetContentArea( int&left, int &top, int &width, int &height ) const
2012 {
2013     if ( [m_osxView respondsToSelector:@selector(contentView) ] )
2014     {
2015         NSView* cv = [m_osxView contentView];
2016
2017         NSRect bounds = [m_osxView bounds];
2018         NSRect rect = [cv frame];
2019
2020         int y = (int)rect.origin.y;
2021         int x = (int)rect.origin.x;
2022         if ( ![ m_osxView isFlipped ] )
2023             y = (int)(bounds.size.height - (rect.origin.y + rect.size.height));
2024         left = x;
2025         top = y;
2026         width = (int)rect.size.width;
2027         height = (int)rect.size.height;
2028     }
2029     else
2030     {
2031         left = top = 0;
2032         GetSize( width, height );
2033     }
2034 }
2035
2036 void wxWidgetCocoaImpl::SetNeedsDisplay( const wxRect* where )
2037 {
2038     if ( where )
2039         [m_osxView setNeedsDisplayInRect:wxToNSRect(m_osxView, *where )];
2040     else
2041         [m_osxView setNeedsDisplay:YES];
2042 }
2043
2044 bool wxWidgetCocoaImpl::GetNeedsDisplay() const
2045 {
2046     return [m_osxView needsDisplay];
2047 }
2048
2049 bool wxWidgetCocoaImpl::CanFocus() const
2050 {
2051     return [m_osxView canBecomeKeyView] == YES;
2052 }
2053
2054 bool wxWidgetCocoaImpl::HasFocus() const
2055 {
2056     return ( FindFocus() == m_osxView );
2057 }
2058
2059 bool wxWidgetCocoaImpl::SetFocus()
2060 {
2061     if ( !CanFocus() )
2062         return false;
2063
2064     // TODO remove if no issues arise: should not raise the window, only assign focus
2065     //[[m_osxView window] makeKeyAndOrderFront:nil] ;
2066     [[m_osxView window] makeFirstResponder: m_osxView] ;
2067     return true;
2068 }
2069
2070
2071 void wxWidgetCocoaImpl::RemoveFromParent()
2072 {
2073     [m_osxView removeFromSuperview];
2074 }
2075
2076 void wxWidgetCocoaImpl::Embed( wxWidgetImpl *parent )
2077 {
2078     NSView* container = parent->GetWXWidget() ;
2079     wxASSERT_MSG( container != NULL , wxT("No valid mac container control") ) ;
2080     [container addSubview:m_osxView];
2081 }
2082
2083 void wxWidgetCocoaImpl::SetBackgroundColour( const wxColour &col )
2084 {
2085     NSView* targetView = m_osxView;
2086     if ( [m_osxView isKindOfClass:[NSScrollView class] ] )
2087         targetView = [(NSScrollView*) m_osxView documentView];
2088
2089     if ( [targetView respondsToSelector:@selector(setBackgroundColor:) ] )
2090     {
2091         [targetView setBackgroundColor:[NSColor colorWithCalibratedRed:(CGFloat) (col.Red() / 255.0)
2092                                                                 green:(CGFloat) (col.Green() / 255.0)
2093                                                                  blue:(CGFloat) (col.Blue() / 255.0)
2094                                                                 alpha:(CGFloat) (col.Alpha() / 255.0)]];
2095     }
2096 }
2097
2098 bool wxWidgetCocoaImpl::SetBackgroundStyle( wxBackgroundStyle style )
2099 {
2100     BOOL opaque = ( style == wxBG_STYLE_PAINT );
2101
2102     if ( [m_osxView respondsToSelector:@selector(setOpaque:) ] )
2103     {
2104         [m_osxView setOpaque: opaque];
2105     }
2106
2107     return true ;
2108 }
2109
2110 void wxWidgetCocoaImpl::SetLabel( const wxString& title, wxFontEncoding encoding )
2111 {
2112     if ( [m_osxView respondsToSelector:@selector(setTitle:) ] )
2113     {
2114         wxCFStringRef cf( title , encoding );
2115         [m_osxView setTitle:cf.AsNSString()];
2116     }
2117     else if ( [m_osxView respondsToSelector:@selector(setStringValue:) ] )
2118     {
2119         wxCFStringRef cf( title , encoding );
2120         [m_osxView setStringValue:cf.AsNSString()];
2121     }
2122 }
2123
2124
2125 void  wxWidgetImpl::Convert( wxPoint *pt , wxWidgetImpl *from , wxWidgetImpl *to )
2126 {
2127     NSPoint p = wxToNSPoint( from->GetWXWidget(), *pt );
2128     p = [from->GetWXWidget() convertPoint:p toView:to->GetWXWidget() ];
2129     *pt = wxFromNSPoint( to->GetWXWidget(), p );
2130 }
2131
2132 wxInt32 wxWidgetCocoaImpl::GetValue() const
2133 {
2134     return [(NSControl*)m_osxView intValue];
2135 }
2136
2137 void wxWidgetCocoaImpl::SetValue( wxInt32 v )
2138 {
2139     if (  [m_osxView respondsToSelector:@selector(setIntValue:)] )
2140     {
2141         [m_osxView setIntValue:v];
2142     }
2143     else if (  [m_osxView respondsToSelector:@selector(setFloatValue:)] )
2144     {
2145         [m_osxView setFloatValue:(double)v];
2146     }
2147     else if (  [m_osxView respondsToSelector:@selector(setDoubleValue:)] )
2148     {
2149         [m_osxView setDoubleValue:(double)v];
2150     }
2151 }
2152
2153 void wxWidgetCocoaImpl::SetMinimum( wxInt32 v )
2154 {
2155     if (  [m_osxView respondsToSelector:@selector(setMinValue:)] )
2156     {
2157         [m_osxView setMinValue:(double)v];
2158     }
2159 }
2160
2161 void wxWidgetCocoaImpl::SetMaximum( wxInt32 v )
2162 {
2163     if (  [m_osxView respondsToSelector:@selector(setMaxValue:)] )
2164     {
2165         [m_osxView setMaxValue:(double)v];
2166     }
2167 }
2168
2169 wxInt32 wxWidgetCocoaImpl::GetMinimum() const
2170 {
2171     if (  [m_osxView respondsToSelector:@selector(minValue)] )
2172     {
2173         return (int)[m_osxView minValue];
2174     }
2175     return 0;
2176 }
2177
2178 wxInt32 wxWidgetCocoaImpl::GetMaximum() const
2179 {
2180     if (  [m_osxView respondsToSelector:@selector(maxValue)] )
2181     {
2182         return (int)[m_osxView maxValue];
2183     }
2184     return 0;
2185 }
2186
2187 wxBitmap wxWidgetCocoaImpl::GetBitmap() const
2188 {
2189     wxBitmap bmp;
2190
2191     // TODO: how to create a wxBitmap from NSImage?
2192 #if 0
2193     if ( [m_osxView respondsToSelector:@selector(image:)] )
2194         bmp = [m_osxView image];
2195 #endif
2196
2197     return bmp;
2198 }
2199
2200 void wxWidgetCocoaImpl::SetBitmap( const wxBitmap& bitmap )
2201 {
2202     if (  [m_osxView respondsToSelector:@selector(setImage:)] )
2203     {
2204         if (bitmap.IsOk())
2205             [m_osxView setImage:bitmap.GetNSImage()];
2206         else
2207             [m_osxView setImage:nil];
2208
2209         [m_osxView setNeedsDisplay:YES];
2210     }
2211 }
2212
2213 void wxWidgetCocoaImpl::SetBitmapPosition( wxDirection dir )
2214 {
2215     if ( [m_osxView respondsToSelector:@selector(setImagePosition:)] )
2216     {
2217         NSCellImagePosition pos;
2218         switch ( dir )
2219         {
2220             case wxLEFT:
2221                 pos = NSImageLeft;
2222                 break;
2223
2224             case wxRIGHT:
2225                 pos = NSImageRight;
2226                 break;
2227
2228             case wxTOP:
2229                 pos = NSImageAbove;
2230                 break;
2231
2232             case wxBOTTOM:
2233                 pos = NSImageBelow;
2234                 break;
2235
2236             default:
2237                 wxFAIL_MSG( "invalid image position" );
2238                 pos = NSNoImage;
2239         }
2240
2241         [m_osxView setImagePosition:pos];
2242     }
2243 }
2244
2245 void wxWidgetCocoaImpl::SetupTabs( const wxNotebook& WXUNUSED(notebook))
2246 {
2247     // implementation in subclass
2248 }
2249
2250 void wxWidgetCocoaImpl::GetBestRect( wxRect *r ) const
2251 {
2252     r->x = r->y = r->width = r->height = 0;
2253
2254     if (  [m_osxView respondsToSelector:@selector(sizeToFit)] )
2255     {
2256         NSRect former = [m_osxView frame];
2257         [m_osxView sizeToFit];
2258         NSRect best = [m_osxView frame];
2259         [m_osxView setFrame:former];
2260         r->width = (int)best.size.width;
2261         r->height = (int)best.size.height;
2262     }
2263 }
2264
2265 bool wxWidgetCocoaImpl::IsEnabled() const
2266 {
2267     NSView* targetView = m_osxView;
2268     if ( [m_osxView isKindOfClass:[NSScrollView class] ] )
2269         targetView = [(NSScrollView*) m_osxView documentView];
2270
2271     if ( [targetView respondsToSelector:@selector(isEnabled) ] )
2272         return [targetView isEnabled];
2273     return true;
2274 }
2275
2276 void wxWidgetCocoaImpl::Enable( bool enable )
2277 {
2278     NSView* targetView = m_osxView;
2279     if ( [m_osxView isKindOfClass:[NSScrollView class] ] )
2280         targetView = [(NSScrollView*) m_osxView documentView];
2281
2282     if ( [targetView respondsToSelector:@selector(setEnabled:) ] )
2283         [targetView setEnabled:enable];
2284 }
2285
2286 void wxWidgetCocoaImpl::PulseGauge()
2287 {
2288 }
2289
2290 void wxWidgetCocoaImpl::SetScrollThumb( wxInt32 WXUNUSED(val), wxInt32 WXUNUSED(view) )
2291 {
2292 }
2293
2294 void wxWidgetCocoaImpl::SetControlSize( wxWindowVariant variant )
2295 {
2296     NSControlSize size = NSRegularControlSize;
2297
2298     switch ( variant )
2299     {
2300         case wxWINDOW_VARIANT_NORMAL :
2301             size = NSRegularControlSize;
2302             break ;
2303
2304         case wxWINDOW_VARIANT_SMALL :
2305             size = NSSmallControlSize;
2306             break ;
2307
2308         case wxWINDOW_VARIANT_MINI :
2309             size = NSMiniControlSize;
2310             break ;
2311
2312         case wxWINDOW_VARIANT_LARGE :
2313             size = NSRegularControlSize;
2314             break ;
2315
2316         default:
2317             wxFAIL_MSG(wxT("unexpected window variant"));
2318             break ;
2319     }
2320     if ( [m_osxView respondsToSelector:@selector(setControlSize:)] )
2321         [m_osxView setControlSize:size];
2322     else if ([m_osxView respondsToSelector:@selector(cell)])
2323     {
2324         id cell = [(id)m_osxView cell];
2325         if ([cell respondsToSelector:@selector(setControlSize:)])
2326             [cell setControlSize:size];
2327     }
2328 }
2329
2330 void wxWidgetCocoaImpl::SetFont(wxFont const& font, wxColour const&col, long, bool)
2331 {
2332     if ([m_osxView respondsToSelector:@selector(setFont:)])
2333         [m_osxView setFont: font.OSXGetNSFont()];
2334     if ([m_osxView respondsToSelector:@selector(setTextColor:)])
2335         [m_osxView setTextColor:[NSColor colorWithCalibratedRed:(CGFloat) (col.Red() / 255.0)
2336                                                                  green:(CGFloat) (col.Green() / 255.0)
2337                                                                   blue:(CGFloat) (col.Blue() / 255.0)
2338                                                                  alpha:(CGFloat) (col.Alpha() / 255.0)]];
2339 }
2340
2341 NSToolTipTag tt = 0;
2342
2343 void wxWidgetCocoaImpl::SetToolTip(wxToolTip* tooltip)
2344 {
2345     if (tooltip)
2346     {
2347         /*
2348         if ( tt != 0 )
2349         {
2350             [m_osxView removeToolTip:tt];
2351             tt = 0;
2352         }
2353          */
2354         wxCFStringRef cf( tooltip->GetTip() , m_wxPeer->GetFont().GetEncoding() );
2355         [m_osxView setToolTip: cf.AsNSString()];
2356         // tt = [m_osxView addToolTipRect:[m_osxView bounds] owner:m_osxView userData:nil];
2357     }
2358     else
2359     {
2360         if ( tt != 0 )
2361         {
2362             [m_osxView removeToolTip:tt];
2363             tt = 0;
2364         }
2365     }
2366
2367 }
2368
2369 void wxWidgetCocoaImpl::InstallEventHandler( WXWidget control )
2370 {
2371     WXWidget c =  control ? control : (WXWidget) m_osxView;
2372     wxWidgetImpl::Associate( c, this ) ;
2373     if ([c respondsToSelector:@selector(setAction:)])
2374     {
2375         [c setTarget: c];
2376         [c setAction: @selector(controlAction:)];
2377         if ([c respondsToSelector:@selector(setDoubleAction:)])
2378         {
2379             [c setDoubleAction: @selector(controlDoubleAction:)];
2380         }
2381
2382     }
2383 }
2384
2385 bool wxWidgetCocoaImpl::DoHandleCharEvent(NSEvent *event, NSString *text)
2386 {
2387     wxKeyEvent wxevent(wxEVT_CHAR);
2388     SetupKeyEvent( wxevent, event, text );
2389
2390     return GetWXPeer()->OSXHandleKeyEvent(wxevent);
2391 }
2392
2393 bool wxWidgetCocoaImpl::DoHandleKeyEvent(NSEvent *event)
2394 {
2395     wxKeyEvent wxevent(wxEVT_KEY_DOWN);
2396     SetupKeyEvent( wxevent, event );
2397
2398     // Generate wxEVT_CHAR_HOOK before sending any other events but only when
2399     // the key is pressed, not when it's released (the type of wxevent is
2400     // changed by SetupKeyEvent() so it can be wxEVT_KEY_UP too by now).
2401     if ( wxevent.GetEventType() == wxEVT_KEY_DOWN )
2402     {
2403         wxKeyEvent eventHook(wxEVT_CHAR_HOOK, wxevent);
2404         if ( GetWXPeer()->OSXHandleKeyEvent(eventHook)
2405                 && !eventHook.IsNextEventAllowed() )
2406             return true;
2407     }
2408
2409     bool result = GetWXPeer()->OSXHandleKeyEvent(wxevent);
2410
2411     // this will fire higher level events, like insertText, to help
2412     // us handle EVT_CHAR, etc.
2413
2414     if ( !result )
2415     {
2416         if ( IsUserPane() && [event type] == NSKeyDown)
2417         {
2418             long keycode = wxOSXTranslateCocoaKey( event, wxEVT_CHAR );
2419
2420             if ( (keycode > 0 && keycode < WXK_SPACE) || keycode == WXK_DELETE || keycode >= WXK_START )
2421             {
2422                 // eventually we could setup a doCommandBySelector catcher and retransform this into the wx key chars
2423                 wxKeyEvent wxevent2(wxevent) ;
2424                 wxevent2.SetEventType(wxEVT_CHAR);
2425                 wxevent2.m_keyCode = keycode;
2426                 result = GetWXPeer()->OSXHandleKeyEvent(wxevent2);
2427             }
2428             else
2429             {
2430                 if ( !wxevent.CmdDown() )
2431                 {
2432                     if ( [m_osxView isKindOfClass:[NSScrollView class] ] )
2433                         [[(NSScrollView*)m_osxView documentView] interpretKeyEvents:[NSArray arrayWithObject:event]];
2434                     else
2435                         [m_osxView interpretKeyEvents:[NSArray arrayWithObject:event]];
2436                     result = true;
2437                 }
2438             }
2439         }
2440     }
2441
2442     return result;
2443 }
2444
2445 bool wxWidgetCocoaImpl::DoHandleMouseEvent(NSEvent *event)
2446 {
2447     wxMouseEvent wxevent(wxEVT_LEFT_DOWN);
2448     SetupMouseEvent(wxevent , event) ;
2449
2450     return GetWXPeer()->HandleWindowEvent(wxevent);
2451 }
2452
2453 void wxWidgetCocoaImpl::DoNotifyFocusEvent(bool receivedFocus, wxWidgetImpl* otherWindow)
2454 {
2455     wxWindow* thisWindow = GetWXPeer();
2456     if ( thisWindow->MacGetTopLevelWindow() && NeedsFocusRect() )
2457     {
2458         thisWindow->MacInvalidateBorders();
2459     }
2460
2461     if ( receivedFocus )
2462     {
2463         wxLogTrace(wxT("Focus"), wxT("focus set(%p)"), static_cast<void*>(thisWindow));
2464         wxChildFocusEvent eventFocus((wxWindow*)thisWindow);
2465         thisWindow->HandleWindowEvent(eventFocus);
2466
2467 #if wxUSE_CARET
2468         if ( thisWindow->GetCaret() )
2469             thisWindow->GetCaret()->OnSetFocus();
2470 #endif
2471
2472         wxFocusEvent event(wxEVT_SET_FOCUS, thisWindow->GetId());
2473         event.SetEventObject(thisWindow);
2474         if (otherWindow)
2475             event.SetWindow(otherWindow->GetWXPeer());
2476         thisWindow->HandleWindowEvent(event) ;
2477     }
2478     else // !receivedFocuss
2479     {
2480 #if wxUSE_CARET
2481         if ( thisWindow->GetCaret() )
2482             thisWindow->GetCaret()->OnKillFocus();
2483 #endif
2484
2485         wxLogTrace(wxT("Focus"), wxT("focus lost(%p)"), static_cast<void*>(thisWindow));
2486
2487         wxFocusEvent event( wxEVT_KILL_FOCUS, thisWindow->GetId());
2488         event.SetEventObject(thisWindow);
2489         if (otherWindow)
2490             event.SetWindow(otherWindow->GetWXPeer());
2491         thisWindow->HandleWindowEvent(event) ;
2492     }
2493 }
2494
2495 void wxWidgetCocoaImpl::SetCursor(const wxCursor& cursor)
2496 {
2497     if ( !wxIsBusy() )
2498     {
2499         NSPoint location = [NSEvent mouseLocation];
2500         location = [[m_osxView window] convertScreenToBase:location];
2501         NSPoint locationInView = [m_osxView convertPoint:location fromView:nil];
2502
2503         if( NSMouseInRect(locationInView, [m_osxView bounds], YES) )
2504         {
2505             [(NSCursor*)cursor.GetHCURSOR() set];
2506         }
2507     }
2508     [[m_osxView window] invalidateCursorRectsForView:m_osxView];
2509 }
2510
2511 void wxWidgetCocoaImpl::CaptureMouse()
2512 {
2513     [[m_osxView window] disableCursorRects];
2514 }
2515
2516 void wxWidgetCocoaImpl::ReleaseMouse()
2517 {
2518     [[m_osxView window] enableCursorRects];
2519 }
2520
2521 void wxWidgetCocoaImpl::SetFlipped(bool flipped)
2522 {
2523     m_isFlipped = flipped;
2524 }
2525
2526 //
2527 // Factory methods
2528 //
2529
2530 wxWidgetImpl* wxWidgetImpl::CreateUserPane( wxWindowMac* wxpeer, wxWindowMac* WXUNUSED(parent),
2531     wxWindowID WXUNUSED(id), const wxPoint& pos, const wxSize& size,
2532     long WXUNUSED(style), long WXUNUSED(extraStyle))
2533 {
2534     NSRect r = wxOSXGetFrameForControl( wxpeer, pos , size ) ;
2535     wxNSView* v = [[wxNSView alloc] initWithFrame:r];
2536
2537     // temporary hook for dnd
2538     [v registerForDraggedTypes:[NSArray arrayWithObjects:
2539         NSStringPboardType, NSFilenamesPboardType, NSTIFFPboardType, NSPICTPboardType, NSPDFPboardType, nil]];
2540
2541     wxWidgetCocoaImpl* c = new wxWidgetCocoaImpl( wxpeer, v, false, true );
2542     return c;
2543 }
2544
2545 wxWidgetImpl* wxWidgetImpl::CreateContentView( wxNonOwnedWindow* now )
2546 {
2547     NSWindow* tlw = now->GetWXWindow();
2548
2549     wxWidgetCocoaImpl* c = NULL;
2550     if ( now->IsNativeWindowWrapper() )
2551     {
2552         NSView* cv = [tlw contentView];
2553         c = new wxWidgetCocoaImpl( now, cv, true );
2554         // increase ref count, because the impl destructor will decrement it again
2555         CFRetain(cv);
2556         if ( !now->IsShown() )
2557             [cv setHidden:NO];
2558
2559     }
2560     else
2561     {
2562         wxNSView* v = [[wxNSView alloc] initWithFrame:[[tlw contentView] frame]];
2563         c = new wxWidgetCocoaImpl( now, v, true );
2564         c->InstallEventHandler();
2565         [tlw setContentView:v];
2566     }
2567     return c;
2568 }