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     #include "wx/radiobut.h"
  21 #endif
  22
  23 #ifdef __WXMAC__
  24     #include "wx/osx/private.h"
  25 #endif
  26
  27 #include "wx/evtloop.h"
  28
  29 #if wxUSE_CARET
  30     #include "wx/caret.h"
  31 #endif
  32
  33 #if wxUSE_DRAG_AND_DROP
  34     #include "wx/dnd.h"
  35 #endif
  36
  37 #if wxUSE_TOOLTIPS
  38     #include "wx/tooltip.h"
  39 #endif
  40
  41 #include <objc/objc-runtime.h>
  42
  43 // Get the window with the focus
  44
  45 NSView* wxOSXGetViewFromResponder( NSResponder* responder )
  46 {
  47     NSView* view = nil;
  48     if ( [responder isKindOfClass:[NSTextView class]] )
  49     {
  50         NSView* delegate = (NSView*) [(NSTextView*)responder delegate];
  51         if ( [delegate isKindOfClass:[NSTextField class] ] )
  52             view = delegate;
  53         else
  54             view =  (NSView*) responder;
  55     }
  56     else
  57     {
  58         if ( [responder isKindOfClass:[NSView class]] )
  59             view = (NSView*) responder;
  60     }
  61     return view;
  62 }
  63
  64 NSView* GetFocusedViewInWindow( NSWindow* keyWindow )
  65 {
  66     NSView* focusedView = nil;
  67     if ( keyWindow != nil )
  68         focusedView = wxOSXGetViewFromResponder([keyWindow firstResponder]);
  69
  70     return focusedView;
  71 }
  72
  73 WXWidget wxWidgetImpl::FindFocus()
  74 {
  75     return GetFocusedViewInWindow( [NSApp keyWindow] );;
  76 }
  77
  78 wxWidgetImpl* wxWidgetImpl::FindBestFromWXWidget(WXWidget control)
  79 {
  80     wxWidgetImpl* impl = FindFromWXWidget(control);
  81
  82     // NSScrollViews can have their subviews like NSClipView
  83     // therefore check and use the NSScrollView peer in that case
  84     if ( impl == NULL && [[control superview] isKindOfClass:[NSScrollView class]])
  85         impl = FindFromWXWidget([control superview]);
  86
  87     return impl;
  88 }
  89
  90
  91 NSRect wxOSXGetFrameForControl( wxWindowMac* window , const wxPoint& pos , const wxSize &size , bool adjustForOrigin )
  92 {
  93     int x, y, w, h ;
  94
  95     window->MacGetBoundsForControl( pos , size , x , y, w, h , adjustForOrigin ) ;
  96     wxRect bounds(x,y,w,h);
  97     NSView* sv = (window->GetParent()->GetHandle() );
  98
  99     return wxToNSRect( sv, bounds );
 100 }
 101
 102 @interface wxNSView : NSView
 103 {
 104     BOOL _hasToolTip;
 105     NSTrackingRectTag   _lastToolTipTrackTag;
 106     id              _lastToolTipOwner;
 107     void*           _lastUserData;
 108
 109 }
 110
 111 @end // wxNSView
 112
 113 @interface NSView(PossibleMethods)
 114 - (void)setTitle:(NSString *)aString;
 115 - (void)setStringValue:(NSString *)aString;
 116 - (void)setIntValue:(int)anInt;
 117 - (void)setFloatValue:(float)aFloat;
 118 - (void)setDoubleValue:(double)aDouble;
 119
 120 - (double)minValue;
 121 - (double)maxValue;
 122 - (void)setMinValue:(double)aDouble;
 123 - (void)setMaxValue:(double)aDouble;
 124
 125 - (void)sizeToFit;
 126
 127 - (BOOL)isEnabled;
 128 - (void)setEnabled:(BOOL)flag;
 129
 130 - (void)setImage:(NSImage *)image;
 131 - (void)setControlSize:(NSControlSize)size;
 132
 133 - (void)setFont:(NSFont *)fontObject;
 134
 135 - (id)contentView;
 136
 137 - (void)setTarget:(id)anObject;
 138 - (void)setAction:(SEL)aSelector;
 139 - (void)setDoubleAction:(SEL)aSelector;
 140 - (void)setBackgroundColor:(NSColor*)aColor;
 141 - (void)setOpaque:(BOOL)opaque;
 142 - (void)setTextColor:(NSColor *)color;
 143 - (void)setImagePosition:(NSCellImagePosition)aPosition;
 144 @end
 145
 146 // The following code is a combination of the code listed here:
 147 // http://lists.apple.com/archives/cocoa-dev/2008/Apr/msg01582.html
 148 // (which can't be used because KLGetCurrentKeyboardLayout etc aren't 64-bit)
 149 // and the code here:
 150 // http://inquisitivecocoa.com/category/objective-c/
 151 @interface NSEvent (OsGuiUtilsAdditions)
 152 - (NSString*) charactersIgnoringModifiersIncludingShift;
 153 @end
 154
 155 @implementation NSEvent (OsGuiUtilsAdditions)
 156 - (NSString*) charactersIgnoringModifiersIncludingShift {
 157     // First try -charactersIgnoringModifiers and look for keys which UCKeyTranslate translates
 158     // differently than AppKit.
 159     NSString* c = [self charactersIgnoringModifiers];
 160     if ([c length] == 1) {
 161         unichar codepoint = [c characterAtIndex:0];
 162         if ((codepoint >= 0xF700 && codepoint <= 0xF8FF) || codepoint == 0x7F) {
 163             return c;
 164         }
 165     }
 166     // This is not a "special" key, so ask UCKeyTranslate to give us the character with no
 167     // modifiers attached.  Actually, that's not quite accurate; we attach the Command modifier
 168     // which hints the OS to use Latin characters where possible, which is generally what we want.
 169     NSString* result = @"";
 170     TISInputSourceRef currentKeyboard = TISCopyCurrentKeyboardInputSource();
 171     CFDataRef uchr = (CFDataRef)TISGetInputSourceProperty(currentKeyboard, kTISPropertyUnicodeKeyLayoutData);
 172     CFRelease(currentKeyboard);
 173     if (uchr == NULL) {
 174         // this can happen for some non-U.S. input methods (eg. Romaji or Hiragana)
 175         return c;
 176     }
 177     const UCKeyboardLayout *keyboardLayout = (const UCKeyboardLayout*)CFDataGetBytePtr(uchr);
 178     if (keyboardLayout) {
 179         UInt32 deadKeyState = 0;
 180         UniCharCount maxStringLength = 255;
 181         UniCharCount actualStringLength = 0;
 182         UniChar unicodeString[maxStringLength];
 183
 184         OSStatus status = UCKeyTranslate(keyboardLayout,
 185                                          [self keyCode],
 186                                          kUCKeyActionDown,
 187                                          cmdKey >> 8,         // force the Command key to "on"
 188                                          LMGetKbdType(),
 189                                          kUCKeyTranslateNoDeadKeysMask,
 190                                          &deadKeyState,
 191                                          maxStringLength,
 192                                          &actualStringLength,
 193                                          unicodeString);
 194
 195         if(status == noErr)
 196             result = [NSString stringWithCharacters:unicodeString length:(NSInteger)actualStringLength];
 197     }
 198     return result;
 199 }
 200 @end
 201
 202 long wxOSXTranslateCocoaKey( NSEvent* event, int eventType )
 203 {
 204     long retval = 0;
 205
 206     if ([event type] != NSFlagsChanged)
 207     {
 208         NSString* s = [event charactersIgnoringModifiersIncludingShift];
 209         // backspace char reports as delete w/modifiers for some reason
 210         if ([s length] == 1)
 211         {
 212             if ( eventType == wxEVT_CHAR && ([event modifierFlags] & NSControlKeyMask) && ( [s characterAtIndex:0] >= 'a' && [s characterAtIndex:0] <= 'z' ) )
 213             {
 214                 retval = WXK_CONTROL_A + ([s characterAtIndex:0] - 'a');
 215             }
 216             else
 217             {
 218                 switch ( [s characterAtIndex:0] )
 219                 {
 220                     // backspace key
 221                     case 0x7F :
 222                     case 8 :
 223                         retval = WXK_BACK;
 224                         break;
 225                     case NSUpArrowFunctionKey :
 226                         retval = WXK_UP;
 227                         break;
 228                     case NSDownArrowFunctionKey :
 229                         retval = WXK_DOWN;
 230                         break;
 231                     case NSLeftArrowFunctionKey :
 232                         retval = WXK_LEFT;
 233                         break;
 234                     case NSRightArrowFunctionKey :
 235                         retval = WXK_RIGHT;
 236                         break;
 237                     case NSInsertFunctionKey  :
 238                         retval = WXK_INSERT;
 239                         break;
 240                     case NSDeleteFunctionKey  :
 241                         retval = WXK_DELETE;
 242                         break;
 243                     case NSHomeFunctionKey  :
 244                         retval = WXK_HOME;
 245                         break;
 246             //        case NSBeginFunctionKey  :
 247             //            retval = WXK_BEGIN;
 248             //            break;
 249                     case NSEndFunctionKey  :
 250                         retval = WXK_END;
 251                         break;
 252                     case NSPageUpFunctionKey  :
 253                         retval = WXK_PAGEUP;
 254                         break;
 255                    case NSPageDownFunctionKey  :
 256                         retval = WXK_PAGEDOWN;
 257                         break;
 258                    case NSHelpFunctionKey  :
 259                         retval = WXK_HELP;
 260                         break;
 261                     default:
 262                         int intchar = [s characterAtIndex: 0];
 263                         if ( intchar >= NSF1FunctionKey && intchar <= NSF24FunctionKey )
 264                             retval = WXK_F1 + (intchar - NSF1FunctionKey );
 265                         else if ( intchar > 0 && intchar < 32 )
 266                             retval = intchar;
 267                         break;
 268                 }
 269             }
 270         }
 271     }
 272
 273     // Some keys don't seem to have constants. The code mimics the approach
 274     // taken by WebKit. See:
 275     // http://trac.webkit.org/browser/trunk/WebCore/platform/mac/KeyEventMac.mm
 276     switch( [event keyCode] )
 277     {
 278         // command key
 279         case 54:
 280         case 55:
 281             retval = WXK_CONTROL;
 282             break;
 283         // caps locks key
 284         case 57: // Capslock
 285             retval = WXK_CAPITAL;
 286             break;
 287         // shift key
 288         case 56: // Left Shift
 289         case 60: // Right Shift
 290             retval = WXK_SHIFT;
 291             break;
 292         // alt key
 293         case 58: // Left Alt
 294         case 61: // Right Alt
 295             retval = WXK_ALT;
 296             break;
 297         // ctrl key
 298         case 59: // Left Ctrl
 299         case 62: // Right Ctrl
 300             retval = WXK_RAW_CONTROL;
 301             break;
 302         // clear key
 303         case 71:
 304             retval = WXK_CLEAR;
 305             break;
 306         // tab key
 307         case 48:
 308             retval = WXK_TAB;
 309             break;
 310         default:
 311             break;
 312     }
 313
 314     // Check for NUMPAD keys.  For KEY_UP/DOWN events we need to use the
 315     // WXK_NUMPAD constants, but for the CHAR event we want to use the
 316     // standard ascii values
 317     if ( eventType != wxEVT_CHAR )
 318     {
 319         switch( [event keyCode] )
 320         {
 321             case 75: // /
 322                 retval = WXK_NUMPAD_DIVIDE;
 323                 break;
 324             case 67: // *
 325                 retval = WXK_NUMPAD_MULTIPLY;
 326                 break;
 327             case 78: // -
 328                 retval = WXK_NUMPAD_SUBTRACT;
 329                 break;
 330             case 69: // +
 331                 retval = WXK_NUMPAD_ADD;
 332                 break;
 333             case 76: // Enter
 334                 retval = WXK_NUMPAD_ENTER;
 335                 break;
 336             case 65: // .
 337                 retval = WXK_NUMPAD_DECIMAL;
 338                 break;
 339             case 82: // 0
 340                 retval = WXK_NUMPAD0;
 341                 break;
 342             case 83: // 1
 343                 retval = WXK_NUMPAD1;
 344                 break;
 345             case 84: // 2
 346                 retval = WXK_NUMPAD2;
 347                 break;
 348             case 85: // 3
 349                 retval = WXK_NUMPAD3;
 350                 break;
 351             case 86: // 4
 352                 retval = WXK_NUMPAD4;
 353                 break;
 354             case 87: // 5
 355                 retval = WXK_NUMPAD5;
 356                 break;
 357             case 88: // 6
 358                 retval = WXK_NUMPAD6;
 359                 break;
 360             case 89: // 7
 361                 retval = WXK_NUMPAD7;
 362                 break;
 363             case 91: // 8
 364                 retval = WXK_NUMPAD8;
 365                 break;
 366             case 92: // 9
 367                 retval = WXK_NUMPAD9;
 368                 break;
 369             default:
 370                 //retval = [event keyCode];
 371                 break;
 372         }
 373     }
 374     return retval;
 375 }
 376
 377 void wxWidgetCocoaImpl::SetupKeyEvent(wxKeyEvent &wxevent , NSEvent * nsEvent, NSString* charString)
 378 {
 379     UInt32 modifiers = [nsEvent modifierFlags] ;
 380     int eventType = [nsEvent type];
 381
 382     wxevent.m_shiftDown = modifiers & NSShiftKeyMask;
 383     wxevent.m_rawControlDown = modifiers & NSControlKeyMask;
 384     wxevent.m_altDown = modifiers & NSAlternateKeyMask;
 385     wxevent.m_controlDown = modifiers & NSCommandKeyMask;
 386
 387     wxevent.m_rawCode = [nsEvent keyCode];
 388     wxevent.m_rawFlags = modifiers;
 389
 390     wxevent.SetTimestamp( (int)([nsEvent timestamp] * 1000) ) ;
 391
 392     wxString chars;
 393     if ( eventType != NSFlagsChanged )
 394     {
 395         NSString* nschars = [[nsEvent charactersIgnoringModifiersIncludingShift] uppercaseString];
 396         if ( charString )
 397         {
 398             // if charString is set, it did not come from key up / key down
 399             wxevent.SetEventType( wxEVT_CHAR );
 400             chars = wxCFStringRef::AsString(charString);
 401         }
 402         else if ( nschars )
 403         {
 404             chars = wxCFStringRef::AsString(nschars);
 405         }
 406     }
 407
 408     int aunichar = chars.Length() > 0 ? chars[0] : 0;
 409     long keyval = 0;
 410
 411     if (wxevent.GetEventType() != wxEVT_CHAR)
 412     {
 413         keyval = wxOSXTranslateCocoaKey(nsEvent, wxevent.GetEventType()) ;
 414         switch (eventType)
 415         {
 416             case NSKeyDown :
 417                 wxevent.SetEventType( wxEVT_KEY_DOWN )  ;
 418                 break;
 419             case NSKeyUp :
 420                 wxevent.SetEventType( wxEVT_KEY_UP )  ;
 421                 break;
 422             case NSFlagsChanged :
 423                 switch (keyval)
 424                 {
 425                     case WXK_CONTROL:
 426                         wxevent.SetEventType( wxevent.m_controlDown ? wxEVT_KEY_DOWN : wxEVT_KEY_UP);
 427                         break;
 428                     case WXK_SHIFT:
 429                         wxevent.SetEventType( wxevent.m_shiftDown ? wxEVT_KEY_DOWN : wxEVT_KEY_UP);
 430                         break;
 431                     case WXK_ALT:
 432                         wxevent.SetEventType( wxevent.m_altDown ? wxEVT_KEY_DOWN : wxEVT_KEY_UP);
 433                         break;
 434                     case WXK_RAW_CONTROL:
 435                         wxevent.SetEventType( wxevent.m_rawControlDown ? wxEVT_KEY_DOWN : wxEVT_KEY_UP);
 436                         break;
 437                 }
 438                 break;
 439             default :
 440                 break ;
 441         }
 442     }
 443
 444     if ( !keyval )
 445     {
 446         if ( wxevent.GetEventType() == wxEVT_KEY_UP || wxevent.GetEventType() == wxEVT_KEY_DOWN )
 447             keyval = wxToupper( aunichar ) ;
 448         else
 449             keyval = aunichar;
 450     }
 451
 452 #if wxUSE_UNICODE
 453     // OS X generates events with key codes in Unicode private use area for
 454     // unprintable symbols such as cursor arrows (WXK_UP is mapped to U+F700)
 455     // and function keys (WXK_F2 is U+F705). We don't want to use them as the
 456     // result of wxKeyEvent::GetUnicodeKey() however as it's supposed to return
 457     // WXK_NONE for "non characters" so explicitly exclude them.
 458     //
 459     // We only exclude the private use area inside the Basic Multilingual Plane
 460     // as key codes beyond it don't seem to be currently used.
 461     if ( !(aunichar >= 0xe000 && aunichar < 0xf900) )
 462         wxevent.m_uniChar = aunichar;
 463 #endif
 464     wxevent.m_keyCode = keyval;
 465
 466     wxWindowMac* peer = GetWXPeer();
 467     if ( peer )
 468     {
 469         wxevent.SetEventObject(peer);
 470         wxevent.SetId(peer->GetId()) ;
 471     }
 472 }
 473
 474 UInt32 g_lastButton = 0 ;
 475 bool g_lastButtonWasFakeRight = false ;
 476
 477 // better scroll wheel support
 478 // see http://lists.apple.com/archives/cocoa-dev/2007/Feb/msg00050.html
 479
 480 @interface NSEvent (DeviceDelta)
 481 - (CGFloat)deviceDeltaX;
 482 - (CGFloat)deviceDeltaY;
 483
 484 // 10.7+
 485 - (BOOL)hasPreciseScrollingDeltas;
 486 - (CGFloat)scrollingDeltaX;
 487 - (CGFloat)scrollingDeltaY;
 488 @end
 489
 490 void wxWidgetCocoaImpl::SetupCoordinates(wxCoord &x, wxCoord &y, NSEvent* nsEvent)
 491 {
 492     NSPoint locationInWindow = [nsEvent locationInWindow];
 493
 494     // adjust coordinates for the window of the target view
 495     if ( [nsEvent window] != [m_osxView window] )
 496     {
 497         if ( [nsEvent window] != nil )
 498             locationInWindow = [[nsEvent window] convertBaseToScreen:locationInWindow];
 499
 500         if ( [m_osxView window] != nil )
 501             locationInWindow = [[m_osxView window] convertScreenToBase:locationInWindow];
 502     }
 503
 504     NSPoint locationInView = [m_osxView convertPoint:locationInWindow fromView:nil];
 505     wxPoint locationInViewWX = wxFromNSPoint( m_osxView, locationInView );
 506
 507     x = locationInViewWX.x;
 508     y = locationInViewWX.y;
 509
 510 }
 511
 512 void wxWidgetCocoaImpl::SetupMouseEvent( wxMouseEvent &wxevent , NSEvent * nsEvent )
 513 {
 514     int eventType = [nsEvent type];
 515     UInt32 modifiers = [nsEvent modifierFlags] ;
 516
 517     SetupCoordinates(wxevent.m_x, wxevent.m_y, nsEvent);
 518
 519     // these parameters are not given for all events
 520     UInt32 button = [nsEvent buttonNumber];
 521     UInt32 clickCount = 0;
 522
 523     wxevent.m_shiftDown = modifiers & NSShiftKeyMask;
 524     wxevent.m_rawControlDown = modifiers & NSControlKeyMask;
 525     wxevent.m_altDown = modifiers & NSAlternateKeyMask;
 526     wxevent.m_controlDown = modifiers & NSCommandKeyMask;
 527     wxevent.SetTimestamp( (int)([nsEvent timestamp] * 1000) ) ;
 528
 529     UInt32 mouseChord = 0;
 530
 531     switch (eventType)
 532     {
 533         case NSLeftMouseDown :
 534         case NSLeftMouseDragged :
 535             mouseChord = 1U;
 536             break;
 537         case NSRightMouseDown :
 538         case NSRightMouseDragged :
 539             mouseChord = 2U;
 540             break;
 541         case NSOtherMouseDown :
 542         case NSOtherMouseDragged :
 543             mouseChord = 4U;
 544             break;
 545     }
 546
 547     // a control click is interpreted as a right click
 548     bool thisButtonIsFakeRight = false ;
 549     if ( button == 0 && (modifiers & NSControlKeyMask) )
 550     {
 551         button = 1 ;
 552         thisButtonIsFakeRight = true ;
 553     }
 554
 555     // otherwise we report double clicks by connecting a left click with a ctrl-left click
 556     if ( clickCount > 1 && button != g_lastButton )
 557         clickCount = 1 ;
 558
 559     // we must make sure that our synthetic 'right' button corresponds in
 560     // mouse down, moved and mouse up, and does not deliver a right down and left up
 561     switch (eventType)
 562     {
 563         case NSLeftMouseDown :
 564         case NSRightMouseDown :
 565         case NSOtherMouseDown :
 566             g_lastButton = button ;
 567             g_lastButtonWasFakeRight = thisButtonIsFakeRight ;
 568             break;
 569      }
 570
 571     if ( button == 0 )
 572     {
 573         g_lastButton = 0 ;
 574         g_lastButtonWasFakeRight = false ;
 575     }
 576     else if ( g_lastButton == 1 && g_lastButtonWasFakeRight )
 577         button = g_lastButton ;
 578
 579     // Adjust the chord mask to remove the primary button and add the
 580     // secondary button.  It is possible that the secondary button is
 581     // already pressed, e.g. on a mouse connected to a laptop, but this
 582     // possibility is ignored here:
 583     if( thisButtonIsFakeRight && ( mouseChord & 1U ) )
 584         mouseChord = ((mouseChord & ~1U) | 2U);
 585
 586     if(mouseChord & 1U)
 587                 wxevent.m_leftDown = true ;
 588     if(mouseChord & 2U)
 589                 wxevent.m_rightDown = true ;
 590     if(mouseChord & 4U)
 591                 wxevent.m_middleDown = true ;
 592
 593     // translate into wx types
 594     switch (eventType)
 595     {
 596         case NSLeftMouseDown :
 597         case NSRightMouseDown :
 598         case NSOtherMouseDown :
 599             clickCount = [nsEvent clickCount];
 600             switch ( button )
 601             {
 602                 case 0 :
 603                     wxevent.SetEventType( clickCount > 1 ? wxEVT_LEFT_DCLICK : wxEVT_LEFT_DOWN )  ;
 604                     break ;
 605
 606                 case 1 :
 607                     wxevent.SetEventType( clickCount > 1 ? wxEVT_RIGHT_DCLICK : wxEVT_RIGHT_DOWN ) ;
 608                     break ;
 609
 610                 case 2 :
 611                     wxevent.SetEventType( clickCount > 1 ? wxEVT_MIDDLE_DCLICK : wxEVT_MIDDLE_DOWN ) ;
 612                     break ;
 613
 614                 default:
 615                     break ;
 616             }
 617             break ;
 618
 619         case NSLeftMouseUp :
 620         case NSRightMouseUp :
 621         case NSOtherMouseUp :
 622             clickCount = [nsEvent clickCount];
 623             switch ( button )
 624             {
 625                 case 0 :
 626                     wxevent.SetEventType( wxEVT_LEFT_UP )  ;
 627                     break ;
 628
 629                 case 1 :
 630                     wxevent.SetEventType( wxEVT_RIGHT_UP ) ;
 631                     break ;
 632
 633                 case 2 :
 634                     wxevent.SetEventType( wxEVT_MIDDLE_UP ) ;
 635                     break ;
 636
 637                 default:
 638                     break ;
 639             }
 640             break ;
 641
 642      case NSScrollWheel :
 643         {
 644             float deltaX = 0.0;
 645             float deltaY = 0.0;
 646
 647             wxevent.SetEventType( wxEVT_MOUSEWHEEL ) ;
 648
 649             if ( UMAGetSystemVersion() >= 0x1070 )
 650             {
 651                 if ( [nsEvent hasPreciseScrollingDeltas] )
 652                 {
 653                     deltaX = [nsEvent scrollingDeltaX];
 654                     deltaY = [nsEvent scrollingDeltaY];
 655                 }
 656                 else
 657                 {
 658                     deltaX = [nsEvent scrollingDeltaX] * 10;
 659                     deltaY = [nsEvent scrollingDeltaY] * 10;
 660                 }
 661             }
 662             else
 663             {
 664                 const EventRef cEvent = (EventRef) [nsEvent eventRef];
 665                 // see http://developer.apple.com/qa/qa2005/qa1453.html
 666                 // for more details on why we have to look for the exact type
 667
 668                 bool isMouseScrollEvent = false;
 669                 if ( cEvent )
 670                     isMouseScrollEvent = ::GetEventKind(cEvent) == kEventMouseScroll;
 671
 672                 if ( isMouseScrollEvent )
 673                 {
 674                     deltaX = [nsEvent deviceDeltaX];
 675                     deltaY = [nsEvent deviceDeltaY];
 676                 }
 677                 else
 678                 {
 679                     deltaX = ([nsEvent deltaX] * 10);
 680                     deltaY = ([nsEvent deltaY] * 10);
 681                 }
 682             }
 683
 684             wxevent.m_wheelDelta = 10;
 685             wxevent.m_linesPerAction = 1;
 686             wxevent.m_columnsPerAction = 1;
 687
 688             if ( fabs(deltaX) > fabs(deltaY) )
 689             {
 690                 wxevent.m_wheelAxis = wxMOUSE_WHEEL_HORIZONTAL;
 691                 wxevent.m_wheelRotation = (int)deltaX;
 692             }
 693             else
 694             {
 695                 wxevent.m_wheelRotation = (int)deltaY;
 696             }
 697
 698         }
 699         break ;
 700
 701         case NSMouseEntered :
 702             wxevent.SetEventType( wxEVT_ENTER_WINDOW ) ;
 703             break;
 704         case NSMouseExited :
 705             wxevent.SetEventType( wxEVT_LEAVE_WINDOW ) ;
 706             break;
 707         case NSLeftMouseDragged :
 708         case NSRightMouseDragged :
 709         case NSOtherMouseDragged :
 710         case NSMouseMoved :
 711             wxevent.SetEventType( wxEVT_MOTION ) ;
 712             break;
 713         default :
 714             break ;
 715     }
 716
 717     wxevent.m_clickCount = clickCount;
 718     wxWindowMac* peer = GetWXPeer();
 719     if ( peer )
 720     {
 721         wxevent.SetEventObject(peer);
 722         wxevent.SetId(peer->GetId()) ;
 723     }
 724 }
 725
 726 @implementation wxNSView
 727
 728 + (void)initialize
 729 {
 730     static BOOL initialized = NO;
 731     if (!initialized)
 732     {
 733         initialized = YES;
 734         wxOSXCocoaClassAddWXMethods( self );
 735     }
 736 }
 737
 738 /* idea taken from webkit sources: overwrite the methods that (private) NSToolTipManager will use to attach its tracking rectangle
 739  * then when changing the tooltip send fake view-exit and view-enter methods which will lead to a tooltip refresh
 740  */
 741
 742
 743 - (void)_sendToolTipMouseExited
 744 {
 745     // Nothing matters except window, trackingNumber, and userData.
 746     NSEvent *fakeEvent = [NSEvent enterExitEventWithType:NSMouseExited
 747                                                 location:NSMakePoint(0, 0)
 748                                            modifierFlags:0
 749                                                timestamp:0
 750                                             windowNumber:[[self window] windowNumber]
 751                                                  context:NULL
 752                                              eventNumber:0
 753                                           trackingNumber:_lastToolTipTrackTag
 754                                                 userData:_lastUserData];
 755     [_lastToolTipOwner mouseExited:fakeEvent];
 756 }
 757
 758 - (void)_sendToolTipMouseEntered
 759 {
 760     // Nothing matters except window, trackingNumber, and userData.
 761     NSEvent *fakeEvent = [NSEvent enterExitEventWithType:NSMouseEntered
 762                                                 location:NSMakePoint(0, 0)
 763                                            modifierFlags:0
 764                                                timestamp:0
 765                                             windowNumber:[[self window] windowNumber]
 766                                                  context:NULL
 767                                              eventNumber:0
 768                                           trackingNumber:_lastToolTipTrackTag
 769                                                 userData:_lastUserData];
 770     [_lastToolTipOwner mouseEntered:fakeEvent];
 771 }
 772
 773 - (void)setToolTip:(NSString *)string;
 774 {
 775     if (string)
 776     {
 777         if ( _hasToolTip )
 778         {
 779             [self _sendToolTipMouseExited];
 780         }
 781
 782         [super setToolTip:string];
 783         _hasToolTip = YES;
 784         [self _sendToolTipMouseEntered];
 785     }
 786     else
 787     {
 788         if ( _hasToolTip )
 789         {
 790             [self _sendToolTipMouseExited];
 791             [super setToolTip:nil];
 792             _hasToolTip = NO;
 793         }
 794     }
 795 }
 796
 797 - (NSTrackingRectTag)addTrackingRect:(NSRect)rect owner:(id)owner userData:(void *)data assumeInside:(BOOL)assumeInside
 798 {
 799     NSTrackingRectTag tag = [super addTrackingRect:rect owner:owner userData:data assumeInside:assumeInside];
 800     if ( owner != self )
 801     {
 802         _lastUserData = data;
 803         _lastToolTipOwner = owner;
 804         _lastToolTipTrackTag = tag;
 805     }
 806     return tag;
 807 }
 808
 809 - (void)removeTrackingRect:(NSTrackingRectTag)tag
 810 {
 811     if (tag == _lastToolTipTrackTag)
 812     {
 813         _lastUserData = NULL;
 814         _lastToolTipOwner = nil;
 815         _lastToolTipTrackTag = 0;
 816     }
 817     [super removeTrackingRect:tag];
 818 }
 819
 820 #if wxOSX_USE_NATIVE_FLIPPED
 821 - (BOOL)isFlipped
 822 {
 823     return YES;
 824 }
 825 #endif
 826
 827 - (BOOL) canBecomeKeyView
 828 {
 829     wxWidgetCocoaImpl* viewimpl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 830     if ( viewimpl && viewimpl->IsUserPane() && viewimpl->GetWXPeer() )
 831         return viewimpl->GetWXPeer()->AcceptsFocus();
 832     return NO;
 833 }
 834
 835 @end // wxNSView
 836
 837 //
 838 // event handlers
 839 //
 840
 841 #if wxUSE_DRAG_AND_DROP
 842
 843 // see http://lists.apple.com/archives/Cocoa-dev/2005/Jul/msg01244.html
 844 // for details on the NSPasteboard -> PasteboardRef conversion
 845
 846 NSDragOperation wxOSX_draggingEntered( id self, SEL _cmd, id <NSDraggingInfo>sender )
 847 {
 848     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 849     if (impl == NULL)
 850         return NSDragOperationNone;
 851
 852     return impl->draggingEntered(sender, self, _cmd);
 853 }
 854
 855 void wxOSX_draggingExited( id self, SEL _cmd, id <NSDraggingInfo> sender )
 856 {
 857     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 858     if (impl == NULL)
 859         return ;
 860
 861     return impl->draggingExited(sender, self, _cmd);
 862 }
 863
 864 NSDragOperation wxOSX_draggingUpdated( id self, SEL _cmd, id <NSDraggingInfo>sender )
 865 {
 866     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 867     if (impl == NULL)
 868         return NSDragOperationNone;
 869
 870     return impl->draggingUpdated(sender, self, _cmd);
 871 }
 872
 873 BOOL wxOSX_performDragOperation( id self, SEL _cmd, id <NSDraggingInfo> sender )
 874 {
 875     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 876     if (impl == NULL)
 877         return NSDragOperationNone;
 878
 879     return impl->performDragOperation(sender, self, _cmd) ? YES:NO ;
 880 }
 881
 882 #endif
 883
 884 void wxOSX_mouseEvent(NSView* self, SEL _cmd, NSEvent *event)
 885 {
 886     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 887     if (impl == NULL)
 888         return;
 889
 890     impl->mouseEvent(event, self, _cmd);
 891 }
 892
 893 void wxOSX_cursorUpdate(NSView* self, SEL _cmd, NSEvent *event)
 894 {
 895     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 896     if (impl == NULL)
 897         return;
 898
 899     impl->cursorUpdate(event, self, _cmd);
 900 }
 901
 902 BOOL wxOSX_acceptsFirstMouse(NSView* WXUNUSED(self), SEL WXUNUSED(_cmd), NSEvent *WXUNUSED(event))
 903 {
 904     // This is needed to support click through, otherwise the first click on a window
 905     // will not do anything unless it is the active window already.
 906     return YES;
 907 }
 908
 909 void wxOSX_keyEvent(NSView* self, SEL _cmd, NSEvent *event)
 910 {
 911     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 912     if (impl == NULL)
 913         return;
 914
 915     impl->keyEvent(event, self, _cmd);
 916 }
 917
 918 void wxOSX_insertText(NSView* self, SEL _cmd, NSString* text)
 919 {
 920     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 921     if (impl == NULL)
 922         return;
 923
 924     impl->insertText(text, self, _cmd);
 925 }
 926
 927 BOOL wxOSX_performKeyEquivalent(NSView* self, SEL _cmd, NSEvent *event)
 928 {
 929     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 930     if (impl == NULL)
 931         return NO;
 932
 933     return impl->performKeyEquivalent(event, self, _cmd);
 934 }
 935
 936 BOOL wxOSX_acceptsFirstResponder(NSView* self, SEL _cmd)
 937 {
 938     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 939     if (impl == NULL)
 940         return NO;
 941
 942     return impl->acceptsFirstResponder(self, _cmd);
 943 }
 944
 945 BOOL wxOSX_becomeFirstResponder(NSView* self, SEL _cmd)
 946 {
 947     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 948     if (impl == NULL)
 949         return NO;
 950
 951     return impl->becomeFirstResponder(self, _cmd);
 952 }
 953
 954 BOOL wxOSX_resignFirstResponder(NSView* self, SEL _cmd)
 955 {
 956     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 957     if (impl == NULL)
 958         return NO;
 959
 960     return impl->resignFirstResponder(self, _cmd);
 961 }
 962
 963 #if !wxOSX_USE_NATIVE_FLIPPED
 964
 965 BOOL wxOSX_isFlipped(NSView* self, SEL _cmd)
 966 {
 967     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 968     if (impl == NULL)
 969         return NO;
 970
 971     return impl->isFlipped(self, _cmd) ? YES:NO;
 972 }
 973
 974 #endif
 975
 976 typedef void (*wxOSX_DrawRectHandlerPtr)(NSView* self, SEL _cmd, NSRect rect);
 977
 978 void wxOSX_drawRect(NSView* self, SEL _cmd, NSRect rect)
 979 {
 980     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 981     if (impl == NULL)
 982         return;
 983
 984 #if wxUSE_THREADS
 985     // OS X starts a NSUIHeartBeatThread for animating the default button in a
 986     // dialog. This causes a drawRect of the active dialog from outside the
 987     // main UI thread. This causes an occasional crash since the wx drawing
 988     // objects (like wxPen) are not thread safe.
 989     //
 990     // Notice that NSUIHeartBeatThread seems to be undocumented and doing
 991     // [NSWindow setAllowsConcurrentViewDrawing:NO] does not affect it.
 992     if ( !wxThread::IsMain() )
 993     {
 994         if ( impl->IsUserPane() )
 995         {
 996             wxWindow* win = impl->GetWXPeer();
 997             if ( win->UseBgCol() )
 998             {
 999
1000                 CGContextRef context = (CGContextRef) [[NSGraphicsContext currentContext] graphicsPort];
1001                 CGContextSaveGState( context );
1002
1003                 CGContextSetFillColorWithColor( context, win->GetBackgroundColour().GetCGColor());
1004                 CGRect r = CGRectMake(rect.origin.x, rect.origin.y, rect.size.width, rect.size.height);
1005                 CGContextFillRect( context, r );
1006
1007                 CGContextRestoreGState( context );
1008             }
1009         }
1010         else
1011         {
1012             // just call the superclass handler, we don't need any custom wx drawing
1013             // here and it seems to work fine:
1014             wxOSX_DrawRectHandlerPtr
1015             superimpl = (wxOSX_DrawRectHandlerPtr)
1016             [[self superclass] instanceMethodForSelector:_cmd];
1017             superimpl(self, _cmd, rect);
1018         }
1019
1020       return;
1021     }
1022 #endif // wxUSE_THREADS
1023
1024     return impl->drawRect(&rect, self, _cmd);
1025 }
1026
1027 void wxOSX_controlAction(NSView* self, SEL _cmd, id sender)
1028 {
1029     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
1030     if (impl == NULL)
1031         return;
1032
1033     impl->controlAction(self, _cmd, sender);
1034 }
1035
1036 void wxOSX_controlDoubleAction(NSView* self, SEL _cmd, id sender)
1037 {
1038     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
1039     if (impl == NULL)
1040         return;
1041
1042     impl->controlDoubleAction(self, _cmd, sender);
1043 }
1044
1045 unsigned int wxWidgetCocoaImpl::draggingEntered(void* s, WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd))
1046 {
1047     id <NSDraggingInfo>sender = (id <NSDraggingInfo>) s;
1048     NSPasteboard *pboard = [sender draggingPasteboard];
1049     NSDragOperation sourceDragMask = [sender draggingSourceOperationMask];
1050
1051     wxWindow* wxpeer = GetWXPeer();
1052     if ( wxpeer == NULL )
1053         return NSDragOperationNone;
1054
1055     wxDropTarget* target = wxpeer->GetDropTarget();
1056     if ( target == NULL )
1057         return NSDragOperationNone;
1058
1059     wxDragResult result = wxDragNone;
1060     NSPoint nspoint = [m_osxView convertPoint:[sender draggingLocation] fromView:nil];
1061     wxPoint pt = wxFromNSPoint( m_osxView, nspoint );
1062
1063     if ( sourceDragMask & NSDragOperationLink )
1064         result = wxDragLink;
1065     else if ( sourceDragMask & NSDragOperationCopy )
1066         result = wxDragCopy;
1067     else if ( sourceDragMask & NSDragOperationMove )
1068         result = wxDragMove;
1069
1070     PasteboardRef pboardRef;
1071     PasteboardCreate((CFStringRef)[pboard name], &pboardRef);
1072     target->SetCurrentDragPasteboard(pboardRef);
1073     result = target->OnEnter(pt.x, pt.y, result);
1074     CFRelease(pboardRef);
1075
1076     NSDragOperation nsresult = NSDragOperationNone;
1077     switch (result )
1078     {
1079         case wxDragLink:
1080             nsresult = NSDragOperationLink;
1081         case wxDragMove:
1082             nsresult = NSDragOperationMove;
1083         case wxDragCopy:
1084             nsresult = NSDragOperationCopy;
1085         default :
1086             break;
1087     }
1088     return nsresult;
1089 }
1090
1091 void wxWidgetCocoaImpl::draggingExited(void* s, WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd))
1092 {
1093     id <NSDraggingInfo>sender = (id <NSDraggingInfo>) s;
1094     NSPasteboard *pboard = [sender draggingPasteboard];
1095
1096     wxWindow* wxpeer = GetWXPeer();
1097     if ( wxpeer == NULL )
1098         return;
1099
1100     wxDropTarget* target = wxpeer->GetDropTarget();
1101     if ( target == NULL )
1102         return;
1103
1104     PasteboardRef pboardRef;
1105     PasteboardCreate((CFStringRef)[pboard name], &pboardRef);
1106     target->SetCurrentDragPasteboard(pboardRef);
1107     target->OnLeave();
1108     CFRelease(pboardRef);
1109  }
1110
1111 unsigned int wxWidgetCocoaImpl::draggingUpdated(void* s, WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd))
1112 {
1113     id <NSDraggingInfo>sender = (id <NSDraggingInfo>) s;
1114     NSPasteboard *pboard = [sender draggingPasteboard];
1115     NSDragOperation sourceDragMask = [sender draggingSourceOperationMask];
1116
1117     wxWindow* wxpeer = GetWXPeer();
1118     if ( wxpeer == NULL )
1119         return NSDragOperationNone;
1120
1121     wxDropTarget* target = wxpeer->GetDropTarget();
1122     if ( target == NULL )
1123         return NSDragOperationNone;
1124
1125     wxDragResult result = wxDragNone;
1126     NSPoint nspoint = [m_osxView convertPoint:[sender draggingLocation] fromView:nil];
1127     wxPoint pt = wxFromNSPoint( m_osxView, nspoint );
1128
1129     if ( sourceDragMask & NSDragOperationLink )
1130         result = wxDragLink;
1131     else if ( sourceDragMask & NSDragOperationCopy )
1132         result = wxDragCopy;
1133     else if ( sourceDragMask & NSDragOperationMove )
1134         result = wxDragMove;
1135
1136     PasteboardRef pboardRef;
1137     PasteboardCreate((CFStringRef)[pboard name], &pboardRef);
1138     target->SetCurrentDragPasteboard(pboardRef);
1139     result = target->OnDragOver(pt.x, pt.y, result);
1140     CFRelease(pboardRef);
1141
1142     NSDragOperation nsresult = NSDragOperationNone;
1143     switch (result )
1144     {
1145         case wxDragLink:
1146             nsresult = NSDragOperationLink;
1147         case wxDragMove:
1148             nsresult = NSDragOperationMove;
1149         case wxDragCopy:
1150             nsresult = NSDragOperationCopy;
1151         default :
1152             break;
1153     }
1154     return nsresult;
1155 }
1156
1157 bool wxWidgetCocoaImpl::performDragOperation(void* s, WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd))
1158 {
1159     id <NSDraggingInfo>sender = (id <NSDraggingInfo>) s;
1160
1161     NSPasteboard *pboard = [sender draggingPasteboard];
1162     NSDragOperation sourceDragMask = [sender draggingSourceOperationMask];
1163
1164     wxWindow* wxpeer = GetWXPeer();
1165     wxDropTarget* target = wxpeer->GetDropTarget();
1166     wxDragResult result = wxDragNone;
1167     NSPoint nspoint = [m_osxView convertPoint:[sender draggingLocation] fromView:nil];
1168     wxPoint pt = wxFromNSPoint( m_osxView, nspoint );
1169
1170     if ( sourceDragMask & NSDragOperationLink )
1171         result = wxDragLink;
1172     else if ( sourceDragMask & NSDragOperationCopy )
1173         result = wxDragCopy;
1174     else if ( sourceDragMask & NSDragOperationMove )
1175         result = wxDragMove;
1176
1177     PasteboardRef pboardRef;
1178     PasteboardCreate((CFStringRef)[pboard name], &pboardRef);
1179     target->SetCurrentDragPasteboard(pboardRef);
1180
1181     if (target->OnDrop(pt.x, pt.y))
1182         result = target->OnData(pt.x, pt.y, result);
1183
1184     CFRelease(pboardRef);
1185
1186     return result != wxDragNone;
1187 }
1188
1189 void wxWidgetCocoaImpl::mouseEvent(WX_NSEvent event, WXWidget slf, void *_cmd)
1190 {
1191     // we are getting moved events for all windows in the hierarchy, not something wx expects
1192     // therefore we only handle it for the deepest child in the hierarchy
1193     if ( [event type] == NSMouseMoved )
1194     {
1195         NSView* hitview = [[[slf window] contentView] hitTest:[event locationInWindow]];
1196         if ( hitview == NULL || hitview != slf)
1197             return;
1198     }
1199
1200     if ( !DoHandleMouseEvent(event) )
1201     {
1202         // for plain NSView mouse events would propagate to parents otherwise
1203         // scrollwheel events have to be propagated if not handled in all cases
1204         if (!IsUserPane() || [event type] == NSScrollWheel )
1205         {
1206             wxOSX_EventHandlerPtr superimpl = (wxOSX_EventHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
1207             superimpl(slf, (SEL)_cmd, event);
1208
1209             // super of built-ins keeps the mouse up, as wx expects this event, we have to synthesize it
1210             // only trigger if at this moment the mouse is already up
1211             if ( [ event type]  == NSLeftMouseDown && !wxGetMouseState().LeftIsDown() )
1212             {
1213                 wxMouseEvent wxevent(wxEVT_LEFT_DOWN);
1214                 SetupMouseEvent(wxevent , event) ;
1215                 wxevent.SetEventType(wxEVT_LEFT_UP);
1216
1217                 GetWXPeer()->HandleWindowEvent(wxevent);
1218             }
1219         }
1220     }
1221 }
1222
1223 void wxWidgetCocoaImpl::cursorUpdate(WX_NSEvent event, WXWidget slf, void *_cmd)
1224 {
1225     if ( !SetupCursor(event) )
1226     {
1227         wxOSX_EventHandlerPtr superimpl = (wxOSX_EventHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
1228             superimpl(slf, (SEL)_cmd, event);
1229     }
1230  }
1231
1232 bool wxWidgetCocoaImpl::SetupCursor(WX_NSEvent event)
1233 {
1234     extern wxCursor gGlobalCursor;
1235
1236     if ( gGlobalCursor.IsOk() )
1237     {
1238         gGlobalCursor.MacInstall();
1239         return true;
1240     }
1241     else
1242     {
1243         wxWindow* cursorTarget = GetWXPeer();
1244         wxCoord x,y;
1245         SetupCoordinates(x, y, event);
1246         wxPoint cursorPoint( x , y ) ;
1247
1248         while ( cursorTarget && !cursorTarget->MacSetupCursor( cursorPoint ) )
1249         {
1250             // at least in GTK cursor events are not propagated either ...
1251 #if 1
1252             cursorTarget = NULL;
1253 #else
1254             cursorTarget = cursorTarget->GetParent() ;
1255             if ( cursorTarget )
1256                 cursorPoint += cursorTarget->GetPosition();
1257 #endif
1258         }
1259
1260         return cursorTarget != NULL;
1261     }
1262 }
1263
1264 void wxWidgetCocoaImpl::keyEvent(WX_NSEvent event, WXWidget slf, void *_cmd)
1265 {
1266     if ( [event type] == NSKeyDown )
1267     {
1268         // there are key equivalents that are not command-combos and therefore not handled by cocoa automatically,
1269         // therefore we call the menubar directly here, exit if the menu is handling the shortcut
1270         if ( [[[NSApplication sharedApplication] mainMenu] performKeyEquivalent:event] )
1271             return;
1272
1273         m_lastKeyDownEvent = event;
1274     }
1275
1276     if ( GetFocusedViewInWindow([slf window]) != slf || m_hasEditor || !DoHandleKeyEvent(event) )
1277     {
1278         wxOSX_EventHandlerPtr superimpl = (wxOSX_EventHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
1279         superimpl(slf, (SEL)_cmd, event);
1280     }
1281     m_lastKeyDownEvent = NULL;
1282 }
1283
1284 void wxWidgetCocoaImpl::insertText(NSString* text, WXWidget slf, void *_cmd)
1285 {
1286     if ( m_lastKeyDownEvent==NULL || m_hasEditor || !DoHandleCharEvent(m_lastKeyDownEvent, text) )
1287     {
1288         wxOSX_TextEventHandlerPtr superimpl = (wxOSX_TextEventHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
1289         superimpl(slf, (SEL)_cmd, text);
1290     }
1291 }
1292
1293
1294 bool wxWidgetCocoaImpl::performKeyEquivalent(WX_NSEvent event, WXWidget slf, void *_cmd)
1295 {
1296     bool handled = false;
1297
1298     wxKeyEvent wxevent(wxEVT_KEY_DOWN);
1299     SetupKeyEvent( wxevent, event );
1300
1301     // because performKeyEquivalent is going up the entire view hierarchy, we don't have to
1302     // walk up the ancestors ourselves but let cocoa do it
1303
1304     int command = m_wxPeer->GetAcceleratorTable()->GetCommand( wxevent );
1305     if (command != -1)
1306     {
1307         wxEvtHandler * const handler = m_wxPeer->GetEventHandler();
1308
1309         wxCommandEvent command_event( wxEVT_MENU, command );
1310         command_event.SetEventObject( wxevent.GetEventObject() );
1311         handled = handler->ProcessEvent( command_event );
1312
1313         if ( !handled )
1314         {
1315             // accelerators can also be used with buttons, try them too
1316             command_event.SetEventType(wxEVT_BUTTON);
1317             handled = handler->ProcessEvent( command_event );
1318         }
1319     }
1320
1321     if ( !handled )
1322     {
1323         wxOSX_PerformKeyEventHandlerPtr superimpl = (wxOSX_PerformKeyEventHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
1324         return superimpl(slf, (SEL)_cmd, event);
1325     }
1326     return YES;
1327 }
1328
1329 bool wxWidgetCocoaImpl::acceptsFirstResponder(WXWidget slf, void *_cmd)
1330 {
1331     if ( IsUserPane() )
1332         return m_wxPeer->AcceptsFocus();
1333     else
1334     {
1335         wxOSX_FocusHandlerPtr superimpl = (wxOSX_FocusHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
1336         return superimpl(slf, (SEL)_cmd);
1337     }
1338 }
1339
1340 bool wxWidgetCocoaImpl::becomeFirstResponder(WXWidget slf, void *_cmd)
1341 {
1342     wxOSX_FocusHandlerPtr superimpl = (wxOSX_FocusHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
1343     // get the current focus before running becomeFirstResponder
1344     NSView* otherView = FindFocus();
1345
1346     wxWidgetImpl* otherWindow = FindFromWXWidget(otherView);
1347     BOOL r = superimpl(slf, (SEL)_cmd);
1348     if ( r )
1349     {
1350         DoNotifyFocusEvent( true, otherWindow );
1351     }
1352
1353     return r;
1354 }
1355
1356 bool wxWidgetCocoaImpl::resignFirstResponder(WXWidget slf, void *_cmd)
1357 {
1358     wxOSX_FocusHandlerPtr superimpl = (wxOSX_FocusHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
1359     BOOL r = superimpl(slf, (SEL)_cmd);
1360
1361     NSResponder * responder = wxNonOwnedWindowCocoaImpl::GetNextFirstResponder();
1362     NSView* otherView = wxOSXGetViewFromResponder(responder);
1363
1364     wxWidgetImpl* otherWindow = FindBestFromWXWidget(otherView);
1365
1366     // It doesn't make sense to notify about the loss of focus if it's the same
1367     // control in the end, and just a different subview
1368     if ( otherWindow == this )
1369         return r;
1370
1371     // NSTextViews have an editor as true responder, therefore the might get the
1372     // resign notification if their editor takes over, don't trigger any event then
1373     if ( r && !m_hasEditor)
1374     {
1375         DoNotifyFocusEvent( false, otherWindow );
1376     }
1377     return r;
1378 }
1379
1380 #if !wxOSX_USE_NATIVE_FLIPPED
1381
1382 bool wxWidgetCocoaImpl::isFlipped(WXWidget slf, void *WXUNUSED(_cmd))
1383 {
1384     return m_isFlipped;
1385 }
1386
1387 #endif
1388
1389 #define OSX_DEBUG_DRAWING 0
1390
1391 void wxWidgetCocoaImpl::drawRect(void* rect, WXWidget slf, void *WXUNUSED(_cmd))
1392 {
1393     // preparing the update region
1394
1395     wxRegion updateRgn;
1396
1397     // since adding many rects to a region is a costly process, by default use the bounding rect
1398 #if 0
1399     const NSRect *rects;
1400     NSInteger count;
1401     [slf getRectsBeingDrawn:&rects count:&count];
1402     for ( int i = 0 ; i < count ; ++i )
1403     {
1404         updateRgn.Union(wxFromNSRect(slf, rects[i]));
1405     }
1406 #else
1407     updateRgn.Union(wxFromNSRect(slf,*(NSRect*)rect));
1408 #endif
1409
1410     wxWindow* wxpeer = GetWXPeer();
1411
1412     if ( wxpeer->MacGetLeftBorderSize() != 0 || wxpeer->MacGetTopBorderSize() != 0 )
1413     {
1414         // as this update region is in native window locals we must adapt it to wx window local
1415         updateRgn.Offset( wxpeer->MacGetLeftBorderSize() , wxpeer->MacGetTopBorderSize() );
1416     }
1417
1418     // Restrict the update region to the shape of the window, if any, and also
1419     // remember the region that we need to clear later.
1420     wxNonOwnedWindow* const tlwParent = wxpeer->MacGetTopLevelWindow();
1421     const bool isTopLevel = tlwParent == wxpeer;
1422     wxRegion clearRgn;
1423     if ( tlwParent->GetWindowStyle() & wxFRAME_SHAPED )
1424     {
1425         if ( isTopLevel )
1426             clearRgn = updateRgn;
1427
1428         int xoffset = 0, yoffset = 0;
1429         wxRegion rgn = tlwParent->GetShape();
1430         wxpeer->MacRootWindowToWindow( &xoffset, &yoffset );
1431         rgn.Offset( xoffset, yoffset );
1432         updateRgn.Intersect(rgn);
1433
1434         if ( isTopLevel )
1435         {
1436             // Exclude the window shape from the region to be cleared below.
1437             rgn.Xor(wxpeer->GetSize());
1438             clearRgn.Intersect(rgn);
1439         }
1440     }
1441
1442     wxpeer->GetUpdateRegion() = updateRgn;
1443
1444     // setting up the drawing context
1445
1446     CGContextRef context = (CGContextRef) [[NSGraphicsContext currentContext] graphicsPort];
1447     CGContextSaveGState( context );
1448
1449 #if OSX_DEBUG_DRAWING
1450     CGContextBeginPath( context );
1451     CGContextMoveToPoint(context, 0, 0);
1452     NSRect bounds = [slf bounds];
1453     CGContextAddLineToPoint(context, 10, 0);
1454     CGContextMoveToPoint(context, 0, 0);
1455     CGContextAddLineToPoint(context, 0, 10);
1456     CGContextMoveToPoint(context, bounds.size.width, bounds.size.height);
1457     CGContextAddLineToPoint(context, bounds.size.width, bounds.size.height-10);
1458     CGContextMoveToPoint(context, bounds.size.width, bounds.size.height);
1459     CGContextAddLineToPoint(context, bounds.size.width-10, bounds.size.height);
1460     CGContextClosePath( context );
1461     CGContextStrokePath(context);
1462 #endif
1463
1464     if ( ![slf isFlipped] )
1465     {
1466         CGContextTranslateCTM( context, 0,  [m_osxView bounds].size.height );
1467         CGContextScaleCTM( context, 1, -1 );
1468     }
1469
1470     wxpeer->MacSetCGContextRef( context );
1471
1472     bool handled = wxpeer->MacDoRedraw( 0 );
1473     CGContextRestoreGState( context );
1474
1475     CGContextSaveGState( context );
1476     if ( !handled )
1477     {
1478         // call super
1479         SEL _cmd = @selector(drawRect:);
1480         wxOSX_DrawRectHandlerPtr superimpl = (wxOSX_DrawRectHandlerPtr) [[slf superclass] instanceMethodForSelector:_cmd];
1481         superimpl(slf, _cmd, *(NSRect*)rect);
1482         CGContextRestoreGState( context );
1483         CGContextSaveGState( context );
1484     }
1485     // as we called restore above, we have to flip again if necessary
1486     if ( ![slf isFlipped] )
1487     {
1488         CGContextTranslateCTM( context, 0,  [m_osxView bounds].size.height );
1489         CGContextScaleCTM( context, 1, -1 );
1490     }
1491
1492     if ( isTopLevel )
1493     {
1494         // We also need to explicitly draw the part of the top level window
1495         // outside of its region with transparent colour to ensure that it is
1496         // really transparent.
1497         if ( clearRgn.IsOk() )
1498         {
1499             wxMacCGContextStateSaver saveState(context);
1500             wxWindowDC dc(wxpeer);
1501             dc.SetBackground(wxBrush(wxTransparentColour));
1502             dc.SetDeviceClippingRegion(clearRgn);
1503             dc.Clear();
1504         }
1505
1506 #if wxUSE_GRAPHICS_CONTEXT
1507         // If the window shape is defined by a path, stroke the path to show
1508         // the window border.
1509         const wxGraphicsPath& path = tlwParent->GetShapePath();
1510         if ( !path.IsNull() )
1511         {
1512             CGContextSetLineWidth(context, 1);
1513             CGContextSetStrokeColorWithColor(context, wxLIGHT_GREY->GetCGColor());
1514             CGContextAddPath(context, (CGPathRef) path.GetNativePath());
1515             CGContextStrokePath(context);
1516         }
1517 #endif // wxUSE_GRAPHICS_CONTEXT
1518     }
1519
1520     wxpeer->MacPaintChildrenBorders();
1521     wxpeer->MacSetCGContextRef( NULL );
1522     CGContextRestoreGState( context );
1523 }
1524
1525 void wxWidgetCocoaImpl::controlAction( WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd), void *WXUNUSED(sender))
1526 {
1527     wxWindow* wxpeer = (wxWindow*) GetWXPeer();
1528     if ( wxpeer )
1529     {
1530         wxpeer->OSXSimulateFocusEvents();
1531         wxpeer->OSXHandleClicked(0);
1532     }
1533 }
1534
1535 void wxWidgetCocoaImpl::controlDoubleAction( WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd), void *WXUNUSED(sender))
1536 {
1537 }
1538
1539 void wxWidgetCocoaImpl::controlTextDidChange()
1540 {
1541     wxWindow* wxpeer = (wxWindow*)GetWXPeer();
1542     if ( wxpeer )
1543     {
1544         // since native rtti doesn't have to be enabled and wx' rtti is not aware of the mixin wxTextEntry, workaround is needed
1545         wxTextCtrl *tc = wxDynamicCast( wxpeer , wxTextCtrl );
1546         wxComboBox *cb = wxDynamicCast( wxpeer , wxComboBox );
1547         if ( tc )
1548             tc->SendTextUpdatedEventIfAllowed();
1549         else if ( cb )
1550             cb->SendTextUpdatedEventIfAllowed();
1551         else
1552         {
1553             wxFAIL_MSG("Unexpected class for controlTextDidChange event");
1554         }
1555     }
1556 }
1557
1558 //
1559
1560 #if OBJC_API_VERSION >= 2
1561
1562 #define wxOSX_CLASS_ADD_METHOD( c, s, i, t ) \
1563     class_addMethod(c, s, i, t );
1564
1565 #else
1566
1567 #define wxOSX_CLASS_ADD_METHOD( c, s, i, t ) \
1568     { s, (char*) t, i },
1569
1570 #endif
1571
1572 void wxOSXCocoaClassAddWXMethods(Class c)
1573 {
1574
1575 #if OBJC_API_VERSION < 2
1576     static objc_method wxmethods[] =
1577     {
1578 #endif
1579
1580     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseDown:), (IMP) wxOSX_mouseEvent, "v@:@" )
1581     wxOSX_CLASS_ADD_METHOD(c, @selector(rightMouseDown:), (IMP) wxOSX_mouseEvent, "v@:@" )
1582     wxOSX_CLASS_ADD_METHOD(c, @selector(otherMouseDown:), (IMP) wxOSX_mouseEvent, "v@:@" )
1583
1584     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseUp:), (IMP) wxOSX_mouseEvent, "v@:@" )
1585     wxOSX_CLASS_ADD_METHOD(c, @selector(rightMouseUp:), (IMP) wxOSX_mouseEvent, "v@:@" )
1586     wxOSX_CLASS_ADD_METHOD(c, @selector(otherMouseUp:), (IMP) wxOSX_mouseEvent, "v@:@" )
1587
1588     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseMoved:), (IMP) wxOSX_mouseEvent, "v@:@" )
1589
1590     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseDragged:), (IMP) wxOSX_mouseEvent, "v@:@" )
1591     wxOSX_CLASS_ADD_METHOD(c, @selector(rightMouseDragged:), (IMP) wxOSX_mouseEvent, "v@:@" )
1592     wxOSX_CLASS_ADD_METHOD(c, @selector(otherMouseDragged:), (IMP) wxOSX_mouseEvent, "v@:@" )
1593
1594     wxOSX_CLASS_ADD_METHOD(c, @selector(acceptsFirstMouse:), (IMP) wxOSX_acceptsFirstMouse, "v@:@" )
1595
1596     wxOSX_CLASS_ADD_METHOD(c, @selector(scrollWheel:), (IMP) wxOSX_mouseEvent, "v@:@" )
1597     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseEntered:), (IMP) wxOSX_mouseEvent, "v@:@" )
1598     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseExited:), (IMP) wxOSX_mouseEvent, "v@:@" )
1599
1600     wxOSX_CLASS_ADD_METHOD(c, @selector(cursorUpdate:), (IMP) wxOSX_cursorUpdate, "v@:@" )
1601
1602     wxOSX_CLASS_ADD_METHOD(c, @selector(keyDown:), (IMP) wxOSX_keyEvent, "v@:@" )
1603     wxOSX_CLASS_ADD_METHOD(c, @selector(keyUp:), (IMP) wxOSX_keyEvent, "v@:@" )
1604     wxOSX_CLASS_ADD_METHOD(c, @selector(flagsChanged:), (IMP) wxOSX_keyEvent, "v@:@" )
1605
1606     wxOSX_CLASS_ADD_METHOD(c, @selector(insertText:), (IMP) wxOSX_insertText, "v@:@" )
1607
1608     wxOSX_CLASS_ADD_METHOD(c, @selector(performKeyEquivalent:), (IMP) wxOSX_performKeyEquivalent, "c@:@" )
1609
1610     wxOSX_CLASS_ADD_METHOD(c, @selector(acceptsFirstResponder), (IMP) wxOSX_acceptsFirstResponder, "c@:" )
1611     wxOSX_CLASS_ADD_METHOD(c, @selector(becomeFirstResponder), (IMP) wxOSX_becomeFirstResponder, "c@:" )
1612     wxOSX_CLASS_ADD_METHOD(c, @selector(resignFirstResponder), (IMP) wxOSX_resignFirstResponder, "c@:" )
1613
1614 #if !wxOSX_USE_NATIVE_FLIPPED
1615     wxOSX_CLASS_ADD_METHOD(c, @selector(isFlipped), (IMP) wxOSX_isFlipped, "c@:" )
1616 #endif
1617     wxOSX_CLASS_ADD_METHOD(c, @selector(drawRect:), (IMP) wxOSX_drawRect, "v@:{_NSRect={_NSPoint=ff}{_NSSize=ff}}" )
1618
1619     wxOSX_CLASS_ADD_METHOD(c, @selector(controlAction:), (IMP) wxOSX_controlAction, "v@:@" )
1620     wxOSX_CLASS_ADD_METHOD(c, @selector(controlDoubleAction:), (IMP) wxOSX_controlDoubleAction, "v@:@" )
1621
1622 #if wxUSE_DRAG_AND_DROP
1623     wxOSX_CLASS_ADD_METHOD(c, @selector(draggingEntered:), (IMP) wxOSX_draggingEntered, "I@:@" )
1624     wxOSX_CLASS_ADD_METHOD(c, @selector(draggingUpdated:), (IMP) wxOSX_draggingUpdated, "I@:@" )
1625     wxOSX_CLASS_ADD_METHOD(c, @selector(draggingExited:), (IMP) wxOSX_draggingExited, "v@:@" )
1626     wxOSX_CLASS_ADD_METHOD(c, @selector(performDragOperation:), (IMP) wxOSX_performDragOperation, "c@:@" )
1627 #endif
1628
1629 #if OBJC_API_VERSION < 2
1630     } ;
1631     static int method_count = WXSIZEOF( wxmethods );
1632     static objc_method_list *wxmethodlist = NULL;
1633     if ( wxmethodlist == NULL )
1634     {
1635         wxmethodlist = (objc_method_list*) malloc(sizeof(objc_method_list) + sizeof(wxmethods) );
1636         memcpy( &wxmethodlist->method_list[0], &wxmethods[0], sizeof(wxmethods) );
1637         wxmethodlist->method_count = method_count;
1638         wxmethodlist->obsolete = 0;
1639     }
1640     class_addMethods( c, wxmethodlist );
1641 #endif
1642 }
1643
1644 //
1645 // C++ implementation class
1646 //
1647
1648 IMPLEMENT_DYNAMIC_CLASS( wxWidgetCocoaImpl , wxWidgetImpl )
1649
1650 wxWidgetCocoaImpl::wxWidgetCocoaImpl( wxWindowMac* peer , WXWidget w, bool isRootControl, bool isUserPane ) :
1651     wxWidgetImpl( peer, isRootControl, isUserPane )
1652 {
1653     Init();
1654     m_osxView = w;
1655
1656     // check if the user wants to create the control initially hidden
1657     if ( !peer->IsShown() )
1658         SetVisibility(false);
1659
1660     // gc aware handling
1661     if ( m_osxView )
1662         CFRetain(m_osxView);
1663     [m_osxView release];
1664 }
1665
1666 wxWidgetCocoaImpl::wxWidgetCocoaImpl()
1667 {
1668     Init();
1669 }
1670
1671 void wxWidgetCocoaImpl::Init()
1672 {
1673     m_osxView = NULL;
1674 #if !wxOSX_USE_NATIVE_FLIPPED
1675     m_isFlipped = true;
1676 #endif
1677     m_lastKeyDownEvent = NULL;
1678     m_hasEditor = false;
1679 }
1680
1681 wxWidgetCocoaImpl::~wxWidgetCocoaImpl()
1682 {
1683     RemoveAssociations( this );
1684
1685     if ( !IsRootControl() )
1686     {
1687         NSView *sv = [m_osxView superview];
1688         if ( sv != nil )
1689             [m_osxView removeFromSuperview];
1690     }
1691     // gc aware handling
1692     if ( m_osxView )
1693         CFRelease(m_osxView);
1694 }
1695
1696 bool wxWidgetCocoaImpl::IsVisible() const
1697 {
1698     return [m_osxView isHiddenOrHasHiddenAncestor] == NO;
1699 }
1700
1701 void wxWidgetCocoaImpl::SetVisibility( bool visible )
1702 {
1703     [m_osxView setHidden:(visible ? NO:YES)];
1704 }
1705
1706 // ----------------------------------------------------------------------------
1707 // window animation stuff
1708 // ----------------------------------------------------------------------------
1709
1710 // define a delegate used to refresh the window during animation
1711 @interface wxNSAnimationDelegate : NSObject wxOSX_10_6_AND_LATER(<NSAnimationDelegate>)
1712 {
1713     wxWindow *m_win;
1714     bool m_isDone;
1715 }
1716
1717 - (id)init:(wxWindow *)win;
1718
1719 - (bool)isDone;
1720
1721 // NSAnimationDelegate methods
1722 - (void)animationDidEnd:(NSAnimation*)animation;
1723 - (void)animation:(NSAnimation*)animation
1724         didReachProgressMark:(NSAnimationProgress)progress;
1725 @end
1726
1727 @implementation wxNSAnimationDelegate
1728
1729 - (id)init:(wxWindow *)win
1730 {
1731     self = [super init];
1732
1733     m_win = win;
1734     m_isDone = false;
1735
1736     return self;
1737 }
1738
1739 - (bool)isDone
1740 {
1741     return m_isDone;
1742 }
1743
1744 - (void)animation:(NSAnimation*)animation
1745         didReachProgressMark:(NSAnimationProgress)progress
1746 {
1747     wxUnusedVar(animation);
1748     wxUnusedVar(progress);
1749
1750     m_win->SendSizeEvent();
1751 }
1752
1753 - (void)animationDidEnd:(NSAnimation*)animation
1754 {
1755     wxUnusedVar(animation);
1756     m_isDone = true;
1757 }
1758
1759 @end
1760
1761 /* static */
1762 bool
1763 wxWidgetCocoaImpl::ShowViewOrWindowWithEffect(wxWindow *win,
1764                                               bool show,
1765                                               wxShowEffect effect,
1766                                               unsigned timeout)
1767 {
1768     // create the dictionary describing the animation to perform on this view
1769     NSObject * const
1770         viewOrWin = static_cast<NSObject *>(win->OSXGetViewOrWindow());
1771     NSMutableDictionary * const
1772         dict = [NSMutableDictionary dictionaryWithCapacity:4];
1773     [dict setObject:viewOrWin forKey:NSViewAnimationTargetKey];
1774
1775     // determine the start and end rectangles assuming we're hiding the window
1776     const wxRect rectOrig = win->GetRect();
1777     wxRect rectStart,
1778            rectEnd;
1779     rectStart =
1780     rectEnd = rectOrig;
1781
1782     if ( show )
1783     {
1784         if ( effect == wxSHOW_EFFECT_ROLL_TO_LEFT ||
1785                 effect == wxSHOW_EFFECT_SLIDE_TO_LEFT )
1786             effect = wxSHOW_EFFECT_ROLL_TO_RIGHT;
1787         else if ( effect == wxSHOW_EFFECT_ROLL_TO_RIGHT ||
1788                     effect == wxSHOW_EFFECT_SLIDE_TO_RIGHT )
1789             effect = wxSHOW_EFFECT_ROLL_TO_LEFT;
1790         else if ( effect == wxSHOW_EFFECT_ROLL_TO_TOP ||
1791                     effect == wxSHOW_EFFECT_SLIDE_TO_TOP )
1792             effect = wxSHOW_EFFECT_ROLL_TO_BOTTOM;
1793         else if ( effect == wxSHOW_EFFECT_ROLL_TO_BOTTOM ||
1794                     effect == wxSHOW_EFFECT_SLIDE_TO_BOTTOM )
1795             effect = wxSHOW_EFFECT_ROLL_TO_TOP;
1796     }
1797
1798     switch ( effect )
1799     {
1800         case wxSHOW_EFFECT_ROLL_TO_LEFT:
1801         case wxSHOW_EFFECT_SLIDE_TO_LEFT:
1802             rectEnd.width = 0;
1803             break;
1804
1805         case wxSHOW_EFFECT_ROLL_TO_RIGHT:
1806         case wxSHOW_EFFECT_SLIDE_TO_RIGHT:
1807             rectEnd.x = rectStart.GetRight();
1808             rectEnd.width = 0;
1809             break;
1810
1811         case wxSHOW_EFFECT_ROLL_TO_TOP:
1812         case wxSHOW_EFFECT_SLIDE_TO_TOP:
1813             rectEnd.height = 0;
1814             break;
1815
1816         case wxSHOW_EFFECT_ROLL_TO_BOTTOM:
1817         case wxSHOW_EFFECT_SLIDE_TO_BOTTOM:
1818             rectEnd.y = rectStart.GetBottom();
1819             rectEnd.height = 0;
1820             break;
1821
1822         case wxSHOW_EFFECT_EXPAND:
1823             rectEnd.x = rectStart.x + rectStart.width / 2;
1824             rectEnd.y = rectStart.y + rectStart.height / 2;
1825             rectEnd.width =
1826             rectEnd.height = 0;
1827             break;
1828
1829         case wxSHOW_EFFECT_BLEND:
1830             [dict setObject:(show ? NSViewAnimationFadeInEffect
1831                                   : NSViewAnimationFadeOutEffect)
1832                   forKey:NSViewAnimationEffectKey];
1833             break;
1834
1835         case wxSHOW_EFFECT_NONE:
1836         case wxSHOW_EFFECT_MAX:
1837             wxFAIL_MSG( "unexpected animation effect" );
1838             return false;
1839
1840         default:
1841             wxFAIL_MSG( "unknown animation effect" );
1842             return false;
1843     };
1844
1845     if ( show )
1846     {
1847         // we need to restore it to the original rectangle instead of making it
1848         // disappear
1849         wxSwap(rectStart, rectEnd);
1850
1851         // and as the window is currently hidden, we need to show it for the
1852         // animation to be visible at all (but don't restore it at its full
1853         // rectangle as it shouldn't appear immediately)
1854         win->SetSize(rectStart);
1855         win->Show();
1856     }
1857
1858     NSView * const parentView = [viewOrWin isKindOfClass:[NSView class]]
1859                                     ? [(NSView *)viewOrWin superview]
1860                                     : nil;
1861     const NSRect rStart = wxToNSRect(parentView, rectStart);
1862     const NSRect rEnd = wxToNSRect(parentView, rectEnd);
1863
1864     [dict setObject:[NSValue valueWithRect:rStart]
1865           forKey:NSViewAnimationStartFrameKey];
1866     [dict setObject:[NSValue valueWithRect:rEnd]
1867           forKey:NSViewAnimationEndFrameKey];
1868
1869     // create an animation using the values in the above dictionary
1870     NSViewAnimation * const
1871         anim = [[NSViewAnimation alloc]
1872                 initWithViewAnimations:[NSArray arrayWithObject:dict]];
1873
1874     if ( !timeout )
1875     {
1876         // what is a good default duration? Windows uses 200ms, Web frameworks
1877         // use anything from 250ms to 1s... choose something in the middle
1878         timeout = 500;
1879     }
1880
1881     [anim setDuration:timeout/1000.];   // duration is in seconds here
1882
1883     // if the window being animated changes its layout depending on its size
1884     // (which is almost always the case) we need to redo it during animation
1885     //
1886     // the number of layouts here is arbitrary, but 10 seems like too few (e.g.
1887     // controls in wxInfoBar visibly jump around)
1888     const int NUM_LAYOUTS = 20;
1889     for ( float f = 1./NUM_LAYOUTS; f < 1.; f += 1./NUM_LAYOUTS )
1890         [anim addProgressMark:f];
1891
1892     wxNSAnimationDelegate * const
1893         animDelegate = [[wxNSAnimationDelegate alloc] init:win];
1894     [anim setDelegate:animDelegate];
1895     [anim startAnimation];
1896
1897     // Cocoa is capable of doing animation asynchronously or even from separate
1898     // thread but wx API doesn't provide any way to be notified about the
1899     // animation end and without this we really must ensure that the window has
1900     // the expected (i.e. the same as if a simple Show() had been used) size
1901     // when we return, so block here until the animation finishes
1902     //
1903     // notice that because the default animation mode is NSAnimationBlocking,
1904     // no user input events ought to be processed from here
1905     {
1906         wxEventLoopGuarantor ensureEventLoopExistence;
1907         wxEventLoopBase * const loop = wxEventLoopBase::GetActive();
1908         while ( ![animDelegate isDone] )
1909             loop->Dispatch();
1910     }
1911
1912     if ( !show )
1913     {
1914         // NSViewAnimation is smart enough to hide the NSView being animated at
1915         // the end but we also must ensure that it's hidden for wx too
1916         win->Hide();
1917
1918         // and we must also restore its size because it isn't expected to
1919         // change just because the window was hidden
1920         win->SetSize(rectOrig);
1921     }
1922     else
1923     {
1924         // refresh it once again after the end to ensure that everything is in
1925         // place
1926         win->SendSizeEvent();
1927     }
1928
1929     [anim setDelegate:nil];
1930     [animDelegate release];
1931     [anim release];
1932
1933     return true;
1934 }
1935
1936 bool wxWidgetCocoaImpl::ShowWithEffect(bool show,
1937                                        wxShowEffect effect,
1938                                        unsigned timeout)
1939 {
1940     return ShowViewOrWindowWithEffect(m_wxPeer, show, effect, timeout);
1941 }
1942
1943 /* note that the drawing order between siblings is not defined under 10.4 */
1944 /* only starting from 10.5 the subview order is respected */
1945
1946 /* NSComparisonResult is typedef'd as an enum pre-Leopard but typedef'd as
1947  * NSInteger post-Leopard.  Pre-Leopard the Cocoa toolkit expects a function
1948  * returning int and not NSComparisonResult.  Post-Leopard the Cocoa toolkit
1949  * expects a function returning the new non-enum NSComparsionResult.
1950  * Hence we create a typedef named CocoaWindowCompareFunctionResult.
1951  */
1952 #if defined(NSINTEGER_DEFINED)
1953 typedef NSComparisonResult CocoaWindowCompareFunctionResult;
1954 #else
1955 typedef int CocoaWindowCompareFunctionResult;
1956 #endif
1957
1958 class CocoaWindowCompareContext
1959 {
1960     wxDECLARE_NO_COPY_CLASS(CocoaWindowCompareContext);
1961 public:
1962     CocoaWindowCompareContext(); // Not implemented
1963     CocoaWindowCompareContext(NSView *target, NSArray *subviews)
1964     {
1965         m_target = target;
1966         // Cocoa sorts subviews in-place.. make a copy
1967         m_subviews = [subviews copy];
1968     }
1969
1970     ~CocoaWindowCompareContext()
1971     {   // release the copy
1972         [m_subviews release];
1973     }
1974     NSView* target()
1975     {   return m_target; }
1976
1977     NSArray* subviews()
1978     {   return m_subviews; }
1979
1980     /* Helper function that returns the comparison based off of the original ordering */
1981     CocoaWindowCompareFunctionResult CompareUsingOriginalOrdering(id first, id second)
1982     {
1983         NSUInteger firstI = [m_subviews indexOfObjectIdenticalTo:first];
1984         NSUInteger secondI = [m_subviews indexOfObjectIdenticalTo:second];
1985         // NOTE: If either firstI or secondI is NSNotFound then it will be NSIntegerMax and thus will
1986         // likely compare higher than the other view which is reasonable considering the only way that
1987         // can happen is if the subview was added after our call to subviews but before the call to
1988         // sortSubviewsUsingFunction:context:.  Thus we don't bother checking.  Particularly because
1989         // that case should never occur anyway because that would imply a multi-threaded GUI call
1990         // which is a big no-no with Cocoa.
1991
1992         // Subviews are ordered from back to front meaning one that is already lower will have an lower index.
1993         NSComparisonResult result = (firstI < secondI)
1994                 ?   NSOrderedAscending /* -1 */
1995                 :   (firstI > secondI)
1996                 ?   NSOrderedDescending /* 1 */
1997                 :   NSOrderedSame /* 0 */;
1998
1999         return result;
2000     }
2001 private:
2002     /* The subview we are trying to Raise or Lower */
2003     NSView *m_target;
2004     /* A copy of the original array of subviews */
2005     NSArray *m_subviews;
2006 };
2007
2008 /* Causes Cocoa to raise the target view to the top of the Z-Order by telling the sort function that
2009  * the target view is always higher than every other view.  When comparing two views neither of
2010  * which is the target, it returns the correct response based on the original ordering
2011  */
2012 static CocoaWindowCompareFunctionResult CocoaRaiseWindowCompareFunction(id first, id second, void *ctx)
2013 {
2014     CocoaWindowCompareContext *compareContext = (CocoaWindowCompareContext*)ctx;
2015     // first should be ordered higher
2016     if(first==compareContext->target())
2017         return NSOrderedDescending;
2018     // second should be ordered higher
2019     if(second==compareContext->target())
2020         return NSOrderedAscending;
2021     return compareContext->CompareUsingOriginalOrdering(first,second);
2022 }
2023
2024 void wxWidgetCocoaImpl::Raise()
2025 {
2026         NSView* nsview = m_osxView;
2027
2028     NSView *superview = [nsview superview];
2029     CocoaWindowCompareContext compareContext(nsview, [superview subviews]);
2030
2031     [superview sortSubviewsUsingFunction:
2032          CocoaRaiseWindowCompareFunction
2033                                                                  context: &compareContext];
2034
2035 }
2036
2037 /* Causes Cocoa to lower the target view to the bottom of the Z-Order by telling the sort function that
2038  * the target view is always lower than every other view.  When comparing two views neither of
2039  * which is the target, it returns the correct response based on the original ordering
2040  */
2041 static CocoaWindowCompareFunctionResult CocoaLowerWindowCompareFunction(id first, id second, void *ctx)
2042 {
2043     CocoaWindowCompareContext *compareContext = (CocoaWindowCompareContext*)ctx;
2044     // first should be ordered lower
2045     if(first==compareContext->target())
2046         return NSOrderedAscending;
2047     // second should be ordered lower
2048     if(second==compareContext->target())
2049         return NSOrderedDescending;
2050     return compareContext->CompareUsingOriginalOrdering(first,second);
2051 }
2052
2053 void wxWidgetCocoaImpl::Lower()
2054 {
2055         NSView* nsview = m_osxView;
2056
2057     NSView *superview = [nsview superview];
2058     CocoaWindowCompareContext compareContext(nsview, [superview subviews]);
2059
2060     [superview sortSubviewsUsingFunction:
2061          CocoaLowerWindowCompareFunction
2062                                                                  context: &compareContext];
2063 }
2064
2065 void wxWidgetCocoaImpl::ScrollRect( const wxRect *WXUNUSED(rect), int WXUNUSED(dx), int WXUNUSED(dy) )
2066 {
2067 #if 1
2068     SetNeedsDisplay() ;
2069 #else
2070     // We should do something like this, but it wasn't working in 10.4.
2071     if (GetNeedsDisplay() )
2072     {
2073         SetNeedsDisplay() ;
2074     }
2075     NSRect r = wxToNSRect( [m_osxView superview], *rect );
2076     NSSize offset = NSMakeSize((float)dx, (float)dy);
2077     [m_osxView scrollRect:r by:offset];
2078 #endif
2079 }
2080
2081 void wxWidgetCocoaImpl::Move(int x, int y, int width, int height)
2082 {
2083     wxWindowMac* parent = GetWXPeer()->GetParent();
2084     // under Cocoa we might have a contentView in the wxParent to which we have to
2085     // adjust the coordinates
2086     if (parent && [m_osxView superview] != parent->GetHandle() )
2087     {
2088         int cx = 0,cy = 0,cw = 0,ch = 0;
2089         if ( parent->GetPeer() )
2090         {
2091             parent->GetPeer()->GetContentArea(cx, cy, cw, ch);
2092             x -= cx;
2093             y -= cy;
2094         }
2095     }
2096     [[m_osxView superview] setNeedsDisplayInRect:[m_osxView frame]];
2097     NSRect r = wxToNSRect( [m_osxView superview], wxRect(x,y,width, height) );
2098     [m_osxView setFrame:r];
2099     [[m_osxView superview] setNeedsDisplayInRect:r];
2100 }
2101
2102 void wxWidgetCocoaImpl::GetPosition( int &x, int &y ) const
2103 {
2104     wxRect r = wxFromNSRect( [m_osxView superview], [m_osxView frame] );
2105     x = r.GetLeft();
2106     y = r.GetTop();
2107
2108     // under Cocoa we might have a contentView in the wxParent to which we have to
2109     // adjust the coordinates
2110     wxWindowMac* parent = GetWXPeer()->GetParent();
2111     if (parent && [m_osxView superview] != parent->GetHandle() )
2112     {
2113         int cx = 0,cy = 0,cw = 0,ch = 0;
2114         if ( parent->GetPeer() )
2115         {
2116             parent->GetPeer()->GetContentArea(cx, cy, cw, ch);
2117             x += cx;
2118             y += cy;
2119         }
2120     }
2121 }
2122
2123 void wxWidgetCocoaImpl::GetSize( int &width, int &height ) const
2124 {
2125     NSRect rect = [m_osxView frame];
2126     width = (int)rect.size.width;
2127     height = (int)rect.size.height;
2128 }
2129
2130 void wxWidgetCocoaImpl::GetContentArea( int&left, int &top, int &width, int &height ) const
2131 {
2132     if ( [m_osxView respondsToSelector:@selector(contentView) ] )
2133     {
2134         NSView* cv = [m_osxView contentView];
2135
2136         NSRect bounds = [m_osxView bounds];
2137         NSRect rect = [cv frame];
2138
2139         int y = (int)rect.origin.y;
2140         int x = (int)rect.origin.x;
2141         if ( ![ m_osxView isFlipped ] )
2142             y = (int)(bounds.size.height - (rect.origin.y + rect.size.height));
2143         left = x;
2144         top = y;
2145         width = (int)rect.size.width;
2146         height = (int)rect.size.height;
2147     }
2148     else
2149     {
2150         left = top = 0;
2151         GetSize( width, height );
2152     }
2153 }
2154
2155 void wxWidgetCocoaImpl::SetNeedsDisplay( const wxRect* where )
2156 {
2157     if ( where )
2158         [m_osxView setNeedsDisplayInRect:wxToNSRect(m_osxView, *where )];
2159     else
2160         [m_osxView setNeedsDisplay:YES];
2161 }
2162
2163 bool wxWidgetCocoaImpl::GetNeedsDisplay() const
2164 {
2165     return [m_osxView needsDisplay];
2166 }
2167
2168 bool wxWidgetCocoaImpl::CanFocus() const
2169 {
2170     return [m_osxView canBecomeKeyView] == YES;
2171 }
2172
2173 bool wxWidgetCocoaImpl::HasFocus() const
2174 {
2175     return ( FindFocus() == m_osxView );
2176 }
2177
2178 bool wxWidgetCocoaImpl::SetFocus()
2179 {
2180     if ( !CanFocus() )
2181         return false;
2182
2183     // TODO remove if no issues arise: should not raise the window, only assign focus
2184     //[[m_osxView window] makeKeyAndOrderFront:nil] ;
2185     [[m_osxView window] makeFirstResponder: m_osxView] ;
2186     return true;
2187 }
2188
2189 void wxWidgetCocoaImpl::SetDropTarget(wxDropTarget* target)
2190 {
2191     [m_osxView unregisterDraggedTypes];
2192
2193     if ( target == NULL )
2194         return;
2195
2196     wxDataObject* dobj = target->GetDataObject();
2197
2198     if( dobj )
2199     {
2200         CFMutableArrayRef typesarray = CFArrayCreateMutable(kCFAllocatorDefault,0,&kCFTypeArrayCallBacks);
2201         dobj->AddSupportedTypes(typesarray);
2202         NSView* targetView = m_osxView;
2203         if ( [m_osxView isKindOfClass:[NSScrollView class] ] )
2204             targetView = [(NSScrollView*) m_osxView documentView];
2205
2206         [targetView registerForDraggedTypes:(NSArray*)typesarray];
2207         CFRelease(typesarray);
2208     }
2209 }
2210
2211 void wxWidgetCocoaImpl::RemoveFromParent()
2212 {
2213     [m_osxView removeFromSuperview];
2214 }
2215
2216 void wxWidgetCocoaImpl::Embed( wxWidgetImpl *parent )
2217 {
2218     NSView* container = parent->GetWXWidget() ;
2219     wxASSERT_MSG( container != NULL , wxT("No valid mac container control") ) ;
2220     [container addSubview:m_osxView];
2221
2222     if( m_wxPeer->IsFrozen() )
2223         [[m_osxView window] disableFlushWindow];
2224 }
2225
2226 void wxWidgetCocoaImpl::SetBackgroundColour( const wxColour &col )
2227 {
2228     NSView* targetView = m_osxView;
2229     if ( [m_osxView isKindOfClass:[NSScrollView class] ] )
2230         targetView = [(NSScrollView*) m_osxView documentView];
2231
2232     if ( [targetView respondsToSelector:@selector(setBackgroundColor:) ] )
2233     {
2234         [targetView setBackgroundColor:[NSColor colorWithCalibratedRed:(CGFloat) (col.Red() / 255.0)
2235                                                                 green:(CGFloat) (col.Green() / 255.0)
2236                                                                  blue:(CGFloat) (col.Blue() / 255.0)
2237                                                                 alpha:(CGFloat) (col.Alpha() / 255.0)]];
2238     }
2239 }
2240
2241 bool wxWidgetCocoaImpl::SetBackgroundStyle( wxBackgroundStyle style )
2242 {
2243     BOOL opaque = ( style == wxBG_STYLE_PAINT );
2244
2245     if ( [m_osxView respondsToSelector:@selector(setOpaque:) ] )
2246     {
2247         [m_osxView setOpaque: opaque];
2248     }
2249
2250     return true ;
2251 }
2252
2253 void wxWidgetCocoaImpl::SetLabel( const wxString& title, wxFontEncoding encoding )
2254 {
2255     if ( [m_osxView respondsToSelector:@selector(setTitle:) ] )
2256     {
2257         wxCFStringRef cf( title , encoding );
2258         [m_osxView setTitle:cf.AsNSString()];
2259     }
2260     else if ( [m_osxView respondsToSelector:@selector(setStringValue:) ] )
2261     {
2262         wxCFStringRef cf( title , encoding );
2263         [m_osxView setStringValue:cf.AsNSString()];
2264     }
2265 }
2266
2267
2268 void  wxWidgetImpl::Convert( wxPoint *pt , wxWidgetImpl *from , wxWidgetImpl *to )
2269 {
2270     NSPoint p = wxToNSPoint( from->GetWXWidget(), *pt );
2271     p = [from->GetWXWidget() convertPoint:p toView:to->GetWXWidget() ];
2272     *pt = wxFromNSPoint( to->GetWXWidget(), p );
2273 }
2274
2275 wxInt32 wxWidgetCocoaImpl::GetValue() const
2276 {
2277     return [(NSControl*)m_osxView intValue];
2278 }
2279
2280 void wxWidgetCocoaImpl::SetValue( wxInt32 v )
2281 {
2282     if (  [m_osxView respondsToSelector:@selector(setIntValue:)] )
2283     {
2284         [m_osxView setIntValue:v];
2285     }
2286     else if (  [m_osxView respondsToSelector:@selector(setFloatValue:)] )
2287     {
2288         [m_osxView setFloatValue:(double)v];
2289     }
2290     else if (  [m_osxView respondsToSelector:@selector(setDoubleValue:)] )
2291     {
2292         [m_osxView setDoubleValue:(double)v];
2293     }
2294 }
2295
2296 void wxWidgetCocoaImpl::SetMinimum( wxInt32 v )
2297 {
2298     if (  [m_osxView respondsToSelector:@selector(setMinValue:)] )
2299     {
2300         [m_osxView setMinValue:(double)v];
2301     }
2302 }
2303
2304 void wxWidgetCocoaImpl::SetMaximum( wxInt32 v )
2305 {
2306     if (  [m_osxView respondsToSelector:@selector(setMaxValue:)] )
2307     {
2308         [m_osxView setMaxValue:(double)v];
2309     }
2310 }
2311
2312 wxInt32 wxWidgetCocoaImpl::GetMinimum() const
2313 {
2314     if (  [m_osxView respondsToSelector:@selector(minValue)] )
2315     {
2316         return (int)[m_osxView minValue];
2317     }
2318     return 0;
2319 }
2320
2321 wxInt32 wxWidgetCocoaImpl::GetMaximum() const
2322 {
2323     if (  [m_osxView respondsToSelector:@selector(maxValue)] )
2324     {
2325         return (int)[m_osxView maxValue];
2326     }
2327     return 0;
2328 }
2329
2330 wxBitmap wxWidgetCocoaImpl::GetBitmap() const
2331 {
2332     wxBitmap bmp;
2333
2334     // TODO: how to create a wxBitmap from NSImage?
2335 #if 0
2336     if ( [m_osxView respondsToSelector:@selector(image:)] )
2337         bmp = [m_osxView image];
2338 #endif
2339
2340     return bmp;
2341 }
2342
2343 void wxWidgetCocoaImpl::SetBitmap( const wxBitmap& bitmap )
2344 {
2345     if (  [m_osxView respondsToSelector:@selector(setImage:)] )
2346     {
2347         if (bitmap.IsOk())
2348             [m_osxView setImage:bitmap.GetNSImage()];
2349         else
2350             [m_osxView setImage:nil];
2351
2352         [m_osxView setNeedsDisplay:YES];
2353     }
2354 }
2355
2356 void wxWidgetCocoaImpl::SetBitmapPosition( wxDirection dir )
2357 {
2358     if ( [m_osxView respondsToSelector:@selector(setImagePosition:)] )
2359     {
2360         NSCellImagePosition pos;
2361         switch ( dir )
2362         {
2363             case wxLEFT:
2364                 pos = NSImageLeft;
2365                 break;
2366
2367             case wxRIGHT:
2368                 pos = NSImageRight;
2369                 break;
2370
2371             case wxTOP:
2372                 pos = NSImageAbove;
2373                 break;
2374
2375             case wxBOTTOM:
2376                 pos = NSImageBelow;
2377                 break;
2378
2379             default:
2380                 wxFAIL_MSG( "invalid image position" );
2381                 pos = NSNoImage;
2382         }
2383
2384         [m_osxView setImagePosition:pos];
2385     }
2386 }
2387
2388 void wxWidgetCocoaImpl::SetupTabs( const wxNotebook& WXUNUSED(notebook))
2389 {
2390     // implementation in subclass
2391 }
2392
2393 void wxWidgetCocoaImpl::GetBestRect( wxRect *r ) const
2394 {
2395     r->x = r->y = r->width = r->height = 0;
2396
2397     if (  [m_osxView respondsToSelector:@selector(sizeToFit)] )
2398     {
2399         NSRect former = [m_osxView frame];
2400         [m_osxView sizeToFit];
2401         NSRect best = [m_osxView frame];
2402         [m_osxView setFrame:former];
2403         r->width = (int)best.size.width;
2404         r->height = (int)best.size.height;
2405     }
2406 }
2407
2408 bool wxWidgetCocoaImpl::IsEnabled() const
2409 {
2410     NSView* targetView = m_osxView;
2411     if ( [m_osxView isKindOfClass:[NSScrollView class] ] )
2412         targetView = [(NSScrollView*) m_osxView documentView];
2413
2414     if ( [targetView respondsToSelector:@selector(isEnabled) ] )
2415         return [targetView isEnabled];
2416     return true;
2417 }
2418
2419 void wxWidgetCocoaImpl::Enable( bool enable )
2420 {
2421     NSView* targetView = m_osxView;
2422     if ( [m_osxView isKindOfClass:[NSScrollView class] ] )
2423         targetView = [(NSScrollView*) m_osxView documentView];
2424
2425     if ( [targetView respondsToSelector:@selector(setEnabled:) ] )
2426         [targetView setEnabled:enable];
2427 }
2428
2429 void wxWidgetCocoaImpl::PulseGauge()
2430 {
2431 }
2432
2433 void wxWidgetCocoaImpl::SetScrollThumb( wxInt32 WXUNUSED(val), wxInt32 WXUNUSED(view) )
2434 {
2435 }
2436
2437 void wxWidgetCocoaImpl::SetControlSize( wxWindowVariant variant )
2438 {
2439     NSControlSize size = NSRegularControlSize;
2440
2441     switch ( variant )
2442     {
2443         case wxWINDOW_VARIANT_NORMAL :
2444             size = NSRegularControlSize;
2445             break ;
2446
2447         case wxWINDOW_VARIANT_SMALL :
2448             size = NSSmallControlSize;
2449             break ;
2450
2451         case wxWINDOW_VARIANT_MINI :
2452             size = NSMiniControlSize;
2453             break ;
2454
2455         case wxWINDOW_VARIANT_LARGE :
2456             size = NSRegularControlSize;
2457             break ;
2458
2459         default:
2460             wxFAIL_MSG(wxT("unexpected window variant"));
2461             break ;
2462     }
2463     if ( [m_osxView respondsToSelector:@selector(setControlSize:)] )
2464         [m_osxView setControlSize:size];
2465     else if ([m_osxView respondsToSelector:@selector(cell)])
2466     {
2467         id cell = [(id)m_osxView cell];
2468         if ([cell respondsToSelector:@selector(setControlSize:)])
2469             [cell setControlSize:size];
2470     }
2471
2472     // we need to propagate this to inner views as well
2473     if ( [m_osxView isKindOfClass:[NSScrollView class] ] )
2474     {
2475         NSView* targetView = [(NSScrollView*) m_osxView documentView];
2476
2477         if ( [targetView respondsToSelector:@selector(setControlSize:)] )
2478             [targetView setControlSize:size];
2479         else if ([targetView respondsToSelector:@selector(cell)])
2480         {
2481             id cell = [(id)targetView cell];
2482             if ([cell respondsToSelector:@selector(setControlSize:)])
2483                 [cell setControlSize:size];
2484         }
2485     }
2486 }
2487
2488 void wxWidgetCocoaImpl::SetFont(wxFont const& font, wxColour const&col, long, bool)
2489 {
2490     NSView* targetView = m_osxView;
2491     if ( [m_osxView isKindOfClass:[NSScrollView class] ] )
2492         targetView = [(NSScrollView*) m_osxView documentView];
2493
2494     if ([targetView respondsToSelector:@selector(setFont:)])
2495         [targetView setFont: font.OSXGetNSFont()];
2496     if ([targetView respondsToSelector:@selector(setTextColor:)])
2497         [targetView setTextColor:[NSColor colorWithCalibratedRed:(CGFloat) (col.Red() / 255.0)
2498                                                                  green:(CGFloat) (col.Green() / 255.0)
2499                                                                   blue:(CGFloat) (col.Blue() / 255.0)
2500                                                                  alpha:(CGFloat) (col.Alpha() / 255.0)]];
2501 }
2502
2503 void wxWidgetCocoaImpl::SetToolTip(wxToolTip* tooltip)
2504 {
2505     if ( tooltip )
2506     {
2507         wxCFStringRef cf( tooltip->GetTip() , m_wxPeer->GetFont().GetEncoding() );
2508         [m_osxView setToolTip: cf.AsNSString()];
2509     }
2510     else
2511     {
2512         [m_osxView setToolTip:nil];
2513     }
2514 }
2515
2516 void wxWidgetCocoaImpl::InstallEventHandler( WXWidget control )
2517 {
2518     WXWidget c =  control ? control : (WXWidget) m_osxView;
2519     wxWidgetImpl::Associate( c, this ) ;
2520     if ([c respondsToSelector:@selector(setAction:)])
2521     {
2522         [c setTarget: c];
2523         if ( dynamic_cast<wxRadioButton*>(GetWXPeer()) )
2524         {
2525             // everything already set up
2526         }
2527         else
2528             [c setAction: @selector(controlAction:)];
2529
2530         if ([c respondsToSelector:@selector(setDoubleAction:)])
2531         {
2532             [c setDoubleAction: @selector(controlDoubleAction:)];
2533         }
2534
2535     }
2536     NSTrackingAreaOptions options = NSTrackingMouseEnteredAndExited|NSTrackingCursorUpdate|NSTrackingMouseMoved|NSTrackingActiveAlways|NSTrackingInVisibleRect;
2537     NSTrackingArea* area = [[NSTrackingArea alloc] initWithRect: NSZeroRect options: options owner: m_osxView userInfo: nil];
2538     [m_osxView addTrackingArea: area];
2539     [area release];
2540  }
2541
2542 bool wxWidgetCocoaImpl::DoHandleCharEvent(NSEvent *event, NSString *text)
2543 {
2544     wxKeyEvent wxevent(wxEVT_CHAR);
2545     SetupKeyEvent( wxevent, event, text );
2546
2547     return GetWXPeer()->OSXHandleKeyEvent(wxevent);
2548 }
2549
2550 bool wxWidgetCocoaImpl::DoHandleKeyEvent(NSEvent *event)
2551 {
2552     wxKeyEvent wxevent(wxEVT_KEY_DOWN);
2553     SetupKeyEvent( wxevent, event );
2554
2555     // Generate wxEVT_CHAR_HOOK before sending any other events but only when
2556     // the key is pressed, not when it's released (the type of wxevent is
2557     // changed by SetupKeyEvent() so it can be wxEVT_KEY_UP too by now).
2558     if ( wxevent.GetEventType() == wxEVT_KEY_DOWN )
2559     {
2560         wxKeyEvent eventHook(wxEVT_CHAR_HOOK, wxevent);
2561         if ( GetWXPeer()->OSXHandleKeyEvent(eventHook)
2562                 && !eventHook.IsNextEventAllowed() )
2563             return true;
2564     }
2565
2566     bool result = GetWXPeer()->OSXHandleKeyEvent(wxevent);
2567
2568     // this will fire higher level events, like insertText, to help
2569     // us handle EVT_CHAR, etc.
2570
2571     if ( !result )
2572     {
2573         if ( [event type] == NSKeyDown)
2574         {
2575             long keycode = wxOSXTranslateCocoaKey( event, wxEVT_CHAR );
2576
2577             if ( (keycode > 0 && keycode < WXK_SPACE) || keycode == WXK_DELETE || keycode >= WXK_START )
2578             {
2579                 // eventually we could setup a doCommandBySelector catcher and retransform this into the wx key chars
2580                 wxKeyEvent wxevent2(wxevent) ;
2581                 wxevent2.SetEventType(wxEVT_CHAR);
2582                 SetupKeyEvent( wxevent2, event );
2583                 wxevent2.m_keyCode = keycode;
2584                 result = GetWXPeer()->OSXHandleKeyEvent(wxevent2);
2585             }
2586             else if (wxevent.CmdDown())
2587             {
2588                 wxKeyEvent wxevent2(wxevent) ;
2589                 wxevent2.SetEventType(wxEVT_CHAR);
2590                 SetupKeyEvent( wxevent2, event );
2591                 result = GetWXPeer()->OSXHandleKeyEvent(wxevent2);
2592             }
2593             else
2594             {
2595                 if ( IsUserPane() && !wxevent.CmdDown() )
2596                 {
2597                     if ( [m_osxView isKindOfClass:[NSScrollView class] ] )
2598                         [[(NSScrollView*)m_osxView documentView] interpretKeyEvents:[NSArray arrayWithObject:event]];
2599                     else
2600                         [m_osxView interpretKeyEvents:[NSArray arrayWithObject:event]];
2601                     result = true;
2602                 }
2603             }
2604         }
2605     }
2606
2607     return result;
2608 }
2609
2610 bool wxWidgetCocoaImpl::DoHandleMouseEvent(NSEvent *event)
2611 {
2612     wxMouseEvent wxevent(wxEVT_LEFT_DOWN);
2613     SetupMouseEvent(wxevent , event) ;
2614     bool result = GetWXPeer()->HandleWindowEvent(wxevent);
2615
2616     (void)SetupCursor(event);
2617
2618     return result;
2619 }
2620
2621 void wxWidgetCocoaImpl::DoNotifyFocusEvent(bool receivedFocus, wxWidgetImpl* otherWindow)
2622 {
2623     wxWindow* thisWindow = GetWXPeer();
2624     if ( thisWindow->MacGetTopLevelWindow() && NeedsFocusRect() )
2625     {
2626         thisWindow->MacInvalidateBorders();
2627     }
2628
2629     if ( receivedFocus )
2630     {
2631         wxLogTrace(wxT("Focus"), wxT("focus set(%p)"), static_cast<void*>(thisWindow));
2632         wxChildFocusEvent eventFocus((wxWindow*)thisWindow);
2633         thisWindow->HandleWindowEvent(eventFocus);
2634
2635 #if wxUSE_CARET
2636         if ( thisWindow->GetCaret() )
2637             thisWindow->GetCaret()->OnSetFocus();
2638 #endif
2639
2640         wxFocusEvent event(wxEVT_SET_FOCUS, thisWindow->GetId());
2641         event.SetEventObject(thisWindow);
2642         if (otherWindow)
2643             event.SetWindow(otherWindow->GetWXPeer());
2644         thisWindow->HandleWindowEvent(event) ;
2645     }
2646     else // !receivedFocus
2647     {
2648 #if wxUSE_CARET
2649         if ( thisWindow->GetCaret() )
2650             thisWindow->GetCaret()->OnKillFocus();
2651 #endif
2652
2653         wxLogTrace(wxT("Focus"), wxT("focus lost(%p)"), static_cast<void*>(thisWindow));
2654
2655         wxFocusEvent event( wxEVT_KILL_FOCUS, thisWindow->GetId());
2656         event.SetEventObject(thisWindow);
2657         if (otherWindow)
2658             event.SetWindow(otherWindow->GetWXPeer());
2659         thisWindow->HandleWindowEvent(event) ;
2660     }
2661 }
2662
2663 void wxWidgetCocoaImpl::SetCursor(const wxCursor& cursor)
2664 {
2665     if ( !wxIsBusy() )
2666     {
2667         NSPoint location = [NSEvent mouseLocation];
2668         location = [[m_osxView window] convertScreenToBase:location];
2669         NSPoint locationInView = [m_osxView convertPoint:location fromView:nil];
2670
2671         if( NSMouseInRect(locationInView, [m_osxView bounds], YES) )
2672         {
2673             [(NSCursor*)cursor.GetHCURSOR() set];
2674         }
2675     }
2676 }
2677
2678 void wxWidgetCocoaImpl::CaptureMouse()
2679 {
2680     // TODO remove if we don't get into problems with cursor settings
2681     //    [[m_osxView window] disableCursorRects];
2682 }
2683
2684 void wxWidgetCocoaImpl::ReleaseMouse()
2685 {
2686     // TODO remove if we don't get into problems with cursor settings
2687     //    [[m_osxView window] enableCursorRects];
2688 }
2689
2690 #if !wxOSX_USE_NATIVE_FLIPPED
2691
2692 void wxWidgetCocoaImpl::SetFlipped(bool flipped)
2693 {
2694     m_isFlipped = flipped;
2695 }
2696
2697 #endif
2698
2699 void wxWidgetCocoaImpl::SetDrawingEnabled(bool enabled)
2700 {
2701     if ( enabled )
2702     {
2703         [[m_osxView window] enableFlushWindow];
2704         [m_osxView setNeedsDisplay:YES];
2705     }
2706     else
2707     {
2708         [[m_osxView window] disableFlushWindow];
2709     }
2710 }
2711 //
2712 // Factory methods
2713 //
2714
2715 wxWidgetImpl* wxWidgetImpl::CreateUserPane( wxWindowMac* wxpeer, wxWindowMac* WXUNUSED(parent),
2716     wxWindowID WXUNUSED(id), const wxPoint& pos, const wxSize& size,
2717     long WXUNUSED(style), long WXUNUSED(extraStyle))
2718 {
2719     NSRect r = wxOSXGetFrameForControl( wxpeer, pos , size ) ;
2720     wxNSView* v = [[wxNSView alloc] initWithFrame:r];
2721
2722     wxWidgetCocoaImpl* c = new wxWidgetCocoaImpl( wxpeer, v, false, true );
2723     return c;
2724 }
2725
2726 wxWidgetImpl* wxWidgetImpl::CreateContentView( wxNonOwnedWindow* now )
2727 {
2728     NSWindow* tlw = now->GetWXWindow();
2729
2730     wxWidgetCocoaImpl* c = NULL;
2731     if ( now->IsNativeWindowWrapper() )
2732     {
2733         NSView* cv = [tlw contentView];
2734         c = new wxWidgetCocoaImpl( now, cv, true );
2735         if ( cv != nil )
2736         {
2737             // increase ref count, because the impl destructor will decrement it again
2738             CFRetain(cv);
2739             if ( !now->IsShown() )
2740                 [cv setHidden:NO];
2741         }
2742     }
2743     else
2744     {
2745         wxNSView* v = [[wxNSView alloc] initWithFrame:[[tlw contentView] frame]];
2746         c = new wxWidgetCocoaImpl( now, v, true );
2747         c->InstallEventHandler();
2748         [tlw setContentView:v];
2749     }
2750     return c;
2751 }