src/osx/cocoa/window.mm

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/osx/cocoa/window.mm
   3 // Purpose:     widgets (non tlw) for cocoa
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     2008-06-20
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Stefan Csomor
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #include "wx/wxprec.h"
  13
  14 #ifndef WX_PRECOMP
  15     #include "wx/dcclient.h"
  16     #include "wx/frame.h"
  17     #include "wx/log.h"
  18     #include "wx/textctrl.h"
  19     #include "wx/combobox.h"
  20 #endif
  21
  22 #ifdef __WXMAC__
  23     #include "wx/osx/private.h"
  24 #endif
  25
  26 #include "wx/evtloop.h"
  27
  28 #if wxUSE_CARET
  29     #include "wx/caret.h"
  30 #endif
  31
  32 #if wxUSE_DRAG_AND_DROP
  33     #include "wx/dnd.h"
  34 #endif
  35
  36 #if wxUSE_TOOLTIPS
  37     #include "wx/tooltip.h"
  38 #endif
  39
  40 #include <objc/objc-runtime.h>
  41
  42 // Get the window with the focus
  43
  44 NSView* GetViewFromResponder( NSResponder* responder )
  45 {
  46     NSView* view = nil;
  47     if ( [responder isKindOfClass:[NSTextView class]] )
  48     {
  49         NSView* delegate = (NSView*) [(NSTextView*)responder delegate];
  50         if ( [delegate isKindOfClass:[NSTextField class] ] )
  51             view = delegate;
  52         else
  53             view =  (NSView*) responder;
  54     }
  55     else
  56     {
  57         if ( [responder isKindOfClass:[NSView class]] )
  58             view = (NSView*) responder;
  59     }
  60     return view;
  61 }
  62
  63 NSView* GetFocusedViewInWindow( NSWindow* keyWindow )
  64 {
  65     NSView* focusedView = nil;
  66     if ( keyWindow != nil )
  67         focusedView = GetViewFromResponder([keyWindow firstResponder]);
  68
  69     return focusedView;
  70 }
  71
  72 WXWidget wxWidgetImpl::FindFocus()
  73 {
  74     return GetFocusedViewInWindow( [NSApp keyWindow] );
  75 }
  76
  77 NSRect wxOSXGetFrameForControl( wxWindowMac* window , const wxPoint& pos , const wxSize &size , bool adjustForOrigin )
  78 {
  79     int x, y, w, h ;
  80
  81     window->MacGetBoundsForControl( pos , size , x , y, w, h , adjustForOrigin ) ;
  82     wxRect bounds(x,y,w,h);
  83     NSView* sv = (window->GetParent()->GetHandle() );
  84
  85     return wxToNSRect( sv, bounds );
  86 }
  87
  88 @interface wxNSView : NSView
  89 {
  90     BOOL _hasToolTip;
  91     NSTrackingRectTag   _lastToolTipTrackTag;
  92     id              _lastToolTipOwner;
  93     void*           _lastUserData;
  94
  95 }
  96
  97 @end // wxNSView
  98
  99 @interface NSView(PossibleMethods)
 100 - (void)setTitle:(NSString *)aString;
 101 - (void)setStringValue:(NSString *)aString;
 102 - (void)setIntValue:(int)anInt;
 103 - (void)setFloatValue:(float)aFloat;
 104 - (void)setDoubleValue:(double)aDouble;
 105
 106 - (double)minValue;
 107 - (double)maxValue;
 108 - (void)setMinValue:(double)aDouble;
 109 - (void)setMaxValue:(double)aDouble;
 110
 111 - (void)sizeToFit;
 112
 113 - (BOOL)isEnabled;
 114 - (void)setEnabled:(BOOL)flag;
 115
 116 - (void)setImage:(NSImage *)image;
 117 - (void)setControlSize:(NSControlSize)size;
 118
 119 - (void)setFont:(NSFont *)fontObject;
 120
 121 - (id)contentView;
 122
 123 - (void)setTarget:(id)anObject;
 124 - (void)setAction:(SEL)aSelector;
 125 - (void)setDoubleAction:(SEL)aSelector;
 126 - (void)setBackgroundColor:(NSColor*)aColor;
 127 - (void)setOpaque:(BOOL)opaque;
 128 - (void)setTextColor:(NSColor *)color;
 129 - (void)setImagePosition:(NSCellImagePosition)aPosition;
 130 @end
 131
 132 // The following code is a combination of the code listed here:
 133 // http://lists.apple.com/archives/cocoa-dev/2008/Apr/msg01582.html
 134 // (which can't be used because KLGetCurrentKeyboardLayout etc aren't 64-bit)
 135 // and the code here:
 136 // http://inquisitivecocoa.com/category/objective-c/
 137 @interface NSEvent (OsGuiUtilsAdditions)
 138 - (NSString*) charactersIgnoringModifiersIncludingShift;
 139 @end
 140
 141 @implementation NSEvent (OsGuiUtilsAdditions)
 142 - (NSString*) charactersIgnoringModifiersIncludingShift {
 143     // First try -charactersIgnoringModifiers and look for keys which UCKeyTranslate translates
 144     // differently than AppKit.
 145     NSString* c = [self charactersIgnoringModifiers];
 146     if ([c length] == 1) {
 147         unichar codepoint = [c characterAtIndex:0];
 148         if ((codepoint >= 0xF700 && codepoint <= 0xF8FF) || codepoint == 0x7F) {
 149             return c;
 150         }
 151     }
 152     // This is not a "special" key, so ask UCKeyTranslate to give us the character with no
 153     // modifiers attached.  Actually, that's not quite accurate; we attach the Command modifier
 154     // which hints the OS to use Latin characters where possible, which is generally what we want.
 155     NSString* result = @"";
 156     TISInputSourceRef currentKeyboard = TISCopyCurrentKeyboardInputSource();
 157     CFDataRef uchr = (CFDataRef)TISGetInputSourceProperty(currentKeyboard, kTISPropertyUnicodeKeyLayoutData);
 158     CFRelease(currentKeyboard);
 159     if (uchr == NULL) {
 160         // this can happen for some non-U.S. input methods (eg. Romaji or Hiragana)
 161         return c;
 162     }
 163     const UCKeyboardLayout *keyboardLayout = (const UCKeyboardLayout*)CFDataGetBytePtr(uchr);
 164     if (keyboardLayout) {
 165         UInt32 deadKeyState = 0;
 166         UniCharCount maxStringLength = 255;
 167         UniCharCount actualStringLength = 0;
 168         UniChar unicodeString[maxStringLength];
 169
 170         OSStatus status = UCKeyTranslate(keyboardLayout,
 171                                          [self keyCode],
 172                                          kUCKeyActionDown,
 173                                          cmdKey >> 8,         // force the Command key to "on"
 174                                          LMGetKbdType(),
 175                                          kUCKeyTranslateNoDeadKeysMask,
 176                                          &deadKeyState,
 177                                          maxStringLength,
 178                                          &actualStringLength,
 179                                          unicodeString);
 180
 181         if(status == noErr)
 182             result = [NSString stringWithCharacters:unicodeString length:(NSInteger)actualStringLength];
 183     }
 184     return result;
 185 }
 186 @end
 187
 188 long wxOSXTranslateCocoaKey( NSEvent* event, int eventType )
 189 {
 190     long retval = 0;
 191
 192     if ([event type] != NSFlagsChanged)
 193     {
 194         NSString* s = [event charactersIgnoringModifiersIncludingShift];
 195         // backspace char reports as delete w/modifiers for some reason
 196         if ([s length] == 1)
 197         {
 198             if ( eventType == wxEVT_CHAR && ([event modifierFlags] & NSControlKeyMask) && ( [s characterAtIndex:0] >= 'a' && [s characterAtIndex:0] <= 'z' ) )
 199             {
 200                 retval = WXK_CONTROL_A + ([s characterAtIndex:0] - 'a');
 201             }
 202             else
 203             {
 204                 switch ( [s characterAtIndex:0] )
 205                 {
 206                     // backspace key
 207                     case 0x7F :
 208                     case 8 :
 209                         retval = WXK_BACK;
 210                         break;
 211                     case NSUpArrowFunctionKey :
 212                         retval = WXK_UP;
 213                         break;
 214                     case NSDownArrowFunctionKey :
 215                         retval = WXK_DOWN;
 216                         break;
 217                     case NSLeftArrowFunctionKey :
 218                         retval = WXK_LEFT;
 219                         break;
 220                     case NSRightArrowFunctionKey :
 221                         retval = WXK_RIGHT;
 222                         break;
 223                     case NSInsertFunctionKey  :
 224                         retval = WXK_INSERT;
 225                         break;
 226                     case NSDeleteFunctionKey  :
 227                         retval = WXK_DELETE;
 228                         break;
 229                     case NSHomeFunctionKey  :
 230                         retval = WXK_HOME;
 231                         break;
 232             //        case NSBeginFunctionKey  :
 233             //            retval = WXK_BEGIN;
 234             //            break;
 235                     case NSEndFunctionKey  :
 236                         retval = WXK_END;
 237                         break;
 238                     case NSPageUpFunctionKey  :
 239                         retval = WXK_PAGEUP;
 240                         break;
 241                    case NSPageDownFunctionKey  :
 242                         retval = WXK_PAGEDOWN;
 243                         break;
 244                    case NSHelpFunctionKey  :
 245                         retval = WXK_HELP;
 246                         break;
 247                     default:
 248                         int intchar = [s characterAtIndex: 0];
 249                         if ( intchar >= NSF1FunctionKey && intchar <= NSF24FunctionKey )
 250                             retval = WXK_F1 + (intchar - NSF1FunctionKey );
 251                         else if ( intchar > 0 && intchar < 32 )
 252                             retval = intchar;
 253                         break;
 254                 }
 255             }
 256         }
 257     }
 258
 259     // Some keys don't seem to have constants. The code mimics the approach
 260     // taken by WebKit. See:
 261     // http://trac.webkit.org/browser/trunk/WebCore/platform/mac/KeyEventMac.mm
 262     switch( [event keyCode] )
 263     {
 264         // command key
 265         case 54:
 266         case 55:
 267             retval = WXK_CONTROL;
 268             break;
 269         // caps locks key
 270         case 57: // Capslock
 271             retval = WXK_CAPITAL;
 272             break;
 273         // shift key
 274         case 56: // Left Shift
 275         case 60: // Right Shift
 276             retval = WXK_SHIFT;
 277             break;
 278         // alt key
 279         case 58: // Left Alt
 280         case 61: // Right Alt
 281             retval = WXK_ALT;
 282             break;
 283         // ctrl key
 284         case 59: // Left Ctrl
 285         case 62: // Right Ctrl
 286             retval = WXK_RAW_CONTROL;
 287             break;
 288         // clear key
 289         case 71:
 290             retval = WXK_CLEAR;
 291             break;
 292         // tab key
 293         case 48:
 294             retval = WXK_TAB;
 295             break;
 296         default:
 297             break;
 298     }
 299
 300     // Check for NUMPAD keys.  For KEY_UP/DOWN events we need to use the
 301     // WXK_NUMPAD constants, but for the CHAR event we want to use the
 302     // standard ascii values
 303     if ( eventType != wxEVT_CHAR )
 304     {
 305         switch( [event keyCode] )
 306         {
 307             case 75: // /
 308                 retval = WXK_NUMPAD_DIVIDE;
 309                 break;
 310             case 67: // *
 311                 retval = WXK_NUMPAD_MULTIPLY;
 312                 break;
 313             case 78: // -
 314                 retval = WXK_NUMPAD_SUBTRACT;
 315                 break;
 316             case 69: // +
 317                 retval = WXK_NUMPAD_ADD;
 318                 break;
 319             case 76: // Enter
 320                 retval = WXK_NUMPAD_ENTER;
 321                 break;
 322             case 65: // .
 323                 retval = WXK_NUMPAD_DECIMAL;
 324                 break;
 325             case 82: // 0
 326                 retval = WXK_NUMPAD0;
 327                 break;
 328             case 83: // 1
 329                 retval = WXK_NUMPAD1;
 330                 break;
 331             case 84: // 2
 332                 retval = WXK_NUMPAD2;
 333                 break;
 334             case 85: // 3
 335                 retval = WXK_NUMPAD3;
 336                 break;
 337             case 86: // 4
 338                 retval = WXK_NUMPAD4;
 339                 break;
 340             case 87: // 5
 341                 retval = WXK_NUMPAD5;
 342                 break;
 343             case 88: // 6
 344                 retval = WXK_NUMPAD6;
 345                 break;
 346             case 89: // 7
 347                 retval = WXK_NUMPAD7;
 348                 break;
 349             case 91: // 8
 350                 retval = WXK_NUMPAD8;
 351                 break;
 352             case 92: // 9
 353                 retval = WXK_NUMPAD9;
 354                 break;
 355             default:
 356                 //retval = [event keyCode];
 357                 break;
 358         }
 359     }
 360     return retval;
 361 }
 362
 363 void wxWidgetCocoaImpl::SetupKeyEvent(wxKeyEvent &wxevent , NSEvent * nsEvent, NSString* charString)
 364 {
 365     UInt32 modifiers = [nsEvent modifierFlags] ;
 366     int eventType = [nsEvent type];
 367
 368     wxevent.m_shiftDown = modifiers & NSShiftKeyMask;
 369     wxevent.m_rawControlDown = modifiers & NSControlKeyMask;
 370     wxevent.m_altDown = modifiers & NSAlternateKeyMask;
 371     wxevent.m_controlDown = modifiers & NSCommandKeyMask;
 372
 373     wxevent.m_rawCode = [nsEvent keyCode];
 374     wxevent.m_rawFlags = modifiers;
 375
 376     wxevent.SetTimestamp( (int)([nsEvent timestamp] * 1000) ) ;
 377
 378     wxString chars;
 379     if ( eventType != NSFlagsChanged )
 380     {
 381         NSString* nschars = [[nsEvent charactersIgnoringModifiersIncludingShift] uppercaseString];
 382         if ( charString )
 383         {
 384             // if charString is set, it did not come from key up / key down
 385             wxevent.SetEventType( wxEVT_CHAR );
 386             chars = wxCFStringRef::AsString(charString);
 387         }
 388         else if ( nschars )
 389         {
 390             chars = wxCFStringRef::AsString(nschars);
 391         }
 392     }
 393
 394     int aunichar = chars.Length() > 0 ? chars[0] : 0;
 395     long keyval = 0;
 396
 397     if (wxevent.GetEventType() != wxEVT_CHAR)
 398     {
 399         keyval = wxOSXTranslateCocoaKey(nsEvent, wxevent.GetEventType()) ;
 400         switch (eventType)
 401         {
 402             case NSKeyDown :
 403                 wxevent.SetEventType( wxEVT_KEY_DOWN )  ;
 404                 break;
 405             case NSKeyUp :
 406                 wxevent.SetEventType( wxEVT_KEY_UP )  ;
 407                 break;
 408             case NSFlagsChanged :
 409                 switch (keyval)
 410                 {
 411                     case WXK_CONTROL:
 412                         wxevent.SetEventType( wxevent.m_controlDown ? wxEVT_KEY_DOWN : wxEVT_KEY_UP);
 413                         break;
 414                     case WXK_SHIFT:
 415                         wxevent.SetEventType( wxevent.m_shiftDown ? wxEVT_KEY_DOWN : wxEVT_KEY_UP);
 416                         break;
 417                     case WXK_ALT:
 418                         wxevent.SetEventType( wxevent.m_altDown ? wxEVT_KEY_DOWN : wxEVT_KEY_UP);
 419                         break;
 420                     case WXK_RAW_CONTROL:
 421                         wxevent.SetEventType( wxevent.m_rawControlDown ? wxEVT_KEY_DOWN : wxEVT_KEY_UP);
 422                         break;
 423                 }
 424                 break;
 425             default :
 426                 break ;
 427         }
 428     }
 429
 430     if ( !keyval )
 431     {
 432         if ( wxevent.GetEventType() == wxEVT_KEY_UP || wxevent.GetEventType() == wxEVT_KEY_DOWN )
 433             keyval = wxToupper( aunichar ) ;
 434         else
 435             keyval = aunichar;
 436     }
 437
 438 #if wxUSE_UNICODE
 439     // OS X generates events with key codes in Unicode private use area for
 440     // unprintable symbols such as cursor arrows (WXK_UP is mapped to U+F700)
 441     // and function keys (WXK_F2 is U+F705). We don't want to use them as the
 442     // result of wxKeyEvent::GetUnicodeKey() however as it's supposed to return
 443     // WXK_NONE for "non characters" so explicitly exclude them.
 444     //
 445     // We only exclude the private use area inside the Basic Multilingual Plane
 446     // as key codes beyond it don't seem to be currently used.
 447     if ( !(aunichar >= 0xe000 && aunichar < 0xf900) )
 448         wxevent.m_uniChar = aunichar;
 449 #endif
 450     wxevent.m_keyCode = keyval;
 451
 452     wxWindowMac* peer = GetWXPeer();
 453     if ( peer )
 454     {
 455         wxevent.SetEventObject(peer);
 456         wxevent.SetId(peer->GetId()) ;
 457     }
 458 }
 459
 460 UInt32 g_lastButton = 0 ;
 461 bool g_lastButtonWasFakeRight = false ;
 462
 463 // better scroll wheel support
 464 // see http://lists.apple.com/archives/cocoa-dev/2007/Feb/msg00050.html
 465
 466 @interface NSEvent (DeviceDelta)
 467 - (CGFloat)deviceDeltaX;
 468 - (CGFloat)deviceDeltaY;
 469
 470 // 10.7+
 471 - (BOOL)hasPreciseScrollingDeltas;
 472 - (CGFloat)scrollingDeltaX;
 473 - (CGFloat)scrollingDeltaY;
 474 @end
 475
 476 void wxWidgetCocoaImpl::SetupCoordinates(wxCoord &x, wxCoord &y, NSEvent* nsEvent)
 477 {
 478     NSPoint locationInWindow = [nsEvent locationInWindow];
 479
 480     // adjust coordinates for the window of the target view
 481     if ( [nsEvent window] != [m_osxView window] )
 482     {
 483         if ( [nsEvent window] != nil )
 484             locationInWindow = [[nsEvent window] convertBaseToScreen:locationInWindow];
 485
 486         if ( [m_osxView window] != nil )
 487             locationInWindow = [[m_osxView window] convertScreenToBase:locationInWindow];
 488     }
 489
 490     NSPoint locationInView = [m_osxView convertPoint:locationInWindow fromView:nil];
 491     wxPoint locationInViewWX = wxFromNSPoint( m_osxView, locationInView );
 492
 493     x = locationInViewWX.x;
 494     y = locationInViewWX.y;
 495
 496 }
 497
 498 void wxWidgetCocoaImpl::SetupMouseEvent( wxMouseEvent &wxevent , NSEvent * nsEvent )
 499 {
 500     int eventType = [nsEvent type];
 501     UInt32 modifiers = [nsEvent modifierFlags] ;
 502
 503     SetupCoordinates(wxevent.m_x, wxevent.m_y, nsEvent);
 504
 505     // these parameters are not given for all events
 506     UInt32 button = [nsEvent buttonNumber];
 507     UInt32 clickCount = 0;
 508
 509     wxevent.m_shiftDown = modifiers & NSShiftKeyMask;
 510     wxevent.m_rawControlDown = modifiers & NSControlKeyMask;
 511     wxevent.m_altDown = modifiers & NSAlternateKeyMask;
 512     wxevent.m_controlDown = modifiers & NSCommandKeyMask;
 513     wxevent.SetTimestamp( (int)([nsEvent timestamp] * 1000) ) ;
 514
 515     UInt32 mouseChord = 0;
 516
 517     switch (eventType)
 518     {
 519         case NSLeftMouseDown :
 520         case NSLeftMouseDragged :
 521             mouseChord = 1U;
 522             break;
 523         case NSRightMouseDown :
 524         case NSRightMouseDragged :
 525             mouseChord = 2U;
 526             break;
 527         case NSOtherMouseDown :
 528         case NSOtherMouseDragged :
 529             mouseChord = 4U;
 530             break;
 531     }
 532
 533     // a control click is interpreted as a right click
 534     bool thisButtonIsFakeRight = false ;
 535     if ( button == 0 && (modifiers & NSControlKeyMask) )
 536     {
 537         button = 1 ;
 538         thisButtonIsFakeRight = true ;
 539     }
 540
 541     // otherwise we report double clicks by connecting a left click with a ctrl-left click
 542     if ( clickCount > 1 && button != g_lastButton )
 543         clickCount = 1 ;
 544
 545     // we must make sure that our synthetic 'right' button corresponds in
 546     // mouse down, moved and mouse up, and does not deliver a right down and left up
 547     switch (eventType)
 548     {
 549         case NSLeftMouseDown :
 550         case NSRightMouseDown :
 551         case NSOtherMouseDown :
 552             g_lastButton = button ;
 553             g_lastButtonWasFakeRight = thisButtonIsFakeRight ;
 554             break;
 555      }
 556
 557     if ( button == 0 )
 558     {
 559         g_lastButton = 0 ;
 560         g_lastButtonWasFakeRight = false ;
 561     }
 562     else if ( g_lastButton == 1 && g_lastButtonWasFakeRight )
 563         button = g_lastButton ;
 564
 565     // Adjust the chord mask to remove the primary button and add the
 566     // secondary button.  It is possible that the secondary button is
 567     // already pressed, e.g. on a mouse connected to a laptop, but this
 568     // possibility is ignored here:
 569     if( thisButtonIsFakeRight && ( mouseChord & 1U ) )
 570         mouseChord = ((mouseChord & ~1U) | 2U);
 571
 572     if(mouseChord & 1U)
 573                 wxevent.m_leftDown = true ;
 574     if(mouseChord & 2U)
 575                 wxevent.m_rightDown = true ;
 576     if(mouseChord & 4U)
 577                 wxevent.m_middleDown = true ;
 578
 579     // translate into wx types
 580     switch (eventType)
 581     {
 582         case NSLeftMouseDown :
 583         case NSRightMouseDown :
 584         case NSOtherMouseDown :
 585             clickCount = [nsEvent clickCount];
 586             switch ( button )
 587             {
 588                 case 0 :
 589                     wxevent.SetEventType( clickCount > 1 ? wxEVT_LEFT_DCLICK : wxEVT_LEFT_DOWN )  ;
 590                     break ;
 591
 592                 case 1 :
 593                     wxevent.SetEventType( clickCount > 1 ? wxEVT_RIGHT_DCLICK : wxEVT_RIGHT_DOWN ) ;
 594                     break ;
 595
 596                 case 2 :
 597                     wxevent.SetEventType( clickCount > 1 ? wxEVT_MIDDLE_DCLICK : wxEVT_MIDDLE_DOWN ) ;
 598                     break ;
 599
 600                 default:
 601                     break ;
 602             }
 603             break ;
 604
 605         case NSLeftMouseUp :
 606         case NSRightMouseUp :
 607         case NSOtherMouseUp :
 608             clickCount = [nsEvent clickCount];
 609             switch ( button )
 610             {
 611                 case 0 :
 612                     wxevent.SetEventType( wxEVT_LEFT_UP )  ;
 613                     break ;
 614
 615                 case 1 :
 616                     wxevent.SetEventType( wxEVT_RIGHT_UP ) ;
 617                     break ;
 618
 619                 case 2 :
 620                     wxevent.SetEventType( wxEVT_MIDDLE_UP ) ;
 621                     break ;
 622
 623                 default:
 624                     break ;
 625             }
 626             break ;
 627
 628      case NSScrollWheel :
 629         {
 630             float deltaX = 0.0;
 631             float deltaY = 0.0;
 632
 633             wxevent.SetEventType( wxEVT_MOUSEWHEEL ) ;
 634
 635             if ( UMAGetSystemVersion() >= 0x1070 )
 636             {
 637                 if ( [nsEvent hasPreciseScrollingDeltas] )
 638                 {
 639                     deltaX = [nsEvent scrollingDeltaX];
 640                     deltaY = [nsEvent scrollingDeltaY];
 641                 }
 642                 else
 643                 {
 644                     deltaX = [nsEvent scrollingDeltaX] * 10;
 645                     deltaY = [nsEvent scrollingDeltaY] * 10;
 646                 }
 647             }
 648             else
 649             {
 650                 const EventRef cEvent = (EventRef) [nsEvent eventRef];
 651                 // see http://developer.apple.com/qa/qa2005/qa1453.html
 652                 // for more details on why we have to look for the exact type
 653
 654                 bool isMouseScrollEvent = false;
 655                 if ( cEvent )
 656                     isMouseScrollEvent = ::GetEventKind(cEvent) == kEventMouseScroll;
 657
 658                 if ( isMouseScrollEvent )
 659                 {
 660                     deltaX = [nsEvent deviceDeltaX];
 661                     deltaY = [nsEvent deviceDeltaY];
 662                 }
 663                 else
 664                 {
 665                     deltaX = ([nsEvent deltaX] * 10);
 666                     deltaY = ([nsEvent deltaY] * 10);
 667                 }
 668             }
 669
 670             wxevent.m_wheelDelta = 10;
 671             wxevent.m_linesPerAction = 1;
 672
 673             if ( fabs(deltaX) > fabs(deltaY) )
 674             {
 675                 wxevent.m_wheelAxis = wxMOUSE_WHEEL_HORIZONTAL;
 676                 wxevent.m_wheelRotation = (int)deltaX;
 677             }
 678             else
 679             {
 680                 wxevent.m_wheelRotation = (int)deltaY;
 681             }
 682
 683         }
 684         break ;
 685
 686         case NSMouseEntered :
 687             wxevent.SetEventType( wxEVT_ENTER_WINDOW ) ;
 688             break;
 689         case NSMouseExited :
 690             wxevent.SetEventType( wxEVT_LEAVE_WINDOW ) ;
 691             break;
 692         case NSLeftMouseDragged :
 693         case NSRightMouseDragged :
 694         case NSOtherMouseDragged :
 695         case NSMouseMoved :
 696             wxevent.SetEventType( wxEVT_MOTION ) ;
 697             break;
 698         default :
 699             break ;
 700     }
 701
 702     wxevent.m_clickCount = clickCount;
 703     wxWindowMac* peer = GetWXPeer();
 704     if ( peer )
 705     {
 706         wxevent.SetEventObject(peer);
 707         wxevent.SetId(peer->GetId()) ;
 708     }
 709 }
 710
 711 @implementation wxNSView
 712
 713 + (void)initialize
 714 {
 715     static BOOL initialized = NO;
 716     if (!initialized)
 717     {
 718         initialized = YES;
 719         wxOSXCocoaClassAddWXMethods( self );
 720     }
 721 }
 722
 723 /* idea taken from webkit sources: overwrite the methods that (private) NSToolTipManager will use to attach its tracking rectangle
 724  * then when changing the tooltip send fake view-exit and view-enter methods which will lead to a tooltip refresh
 725  */
 726
 727
 728 - (void)_sendToolTipMouseExited
 729 {
 730     // Nothing matters except window, trackingNumber, and userData.
 731     NSEvent *fakeEvent = [NSEvent enterExitEventWithType:NSMouseExited
 732                                                 location:NSMakePoint(0, 0)
 733                                            modifierFlags:0
 734                                                timestamp:0
 735                                             windowNumber:[[self window] windowNumber]
 736                                                  context:NULL
 737                                              eventNumber:0
 738                                           trackingNumber:_lastToolTipTrackTag
 739                                                 userData:_lastUserData];
 740     [_lastToolTipOwner mouseExited:fakeEvent];
 741 }
 742
 743 - (void)_sendToolTipMouseEntered
 744 {
 745     // Nothing matters except window, trackingNumber, and userData.
 746     NSEvent *fakeEvent = [NSEvent enterExitEventWithType:NSMouseEntered
 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 mouseEntered:fakeEvent];
 756 }
 757
 758 - (void)setToolTip:(NSString *)string;
 759 {
 760     if (string)
 761     {
 762         if ( _hasToolTip )
 763         {
 764             [self _sendToolTipMouseExited];
 765         }
 766
 767         [super setToolTip:string];
 768         _hasToolTip = YES;
 769         [self _sendToolTipMouseEntered];
 770     }
 771     else
 772     {
 773         if ( _hasToolTip )
 774         {
 775             [self _sendToolTipMouseExited];
 776             [super setToolTip:nil];
 777             _hasToolTip = NO;
 778         }
 779     }
 780 }
 781
 782 - (NSTrackingRectTag)addTrackingRect:(NSRect)rect owner:(id)owner userData:(void *)data assumeInside:(BOOL)assumeInside
 783 {
 784     NSTrackingRectTag tag = [super addTrackingRect:rect owner:owner userData:data assumeInside:assumeInside];
 785     if ( owner != self )
 786     {
 787         _lastUserData = data;
 788         _lastToolTipOwner = owner;
 789         _lastToolTipTrackTag = tag;
 790     }
 791     return tag;
 792 }
 793
 794 - (void)removeTrackingRect:(NSTrackingRectTag)tag
 795 {
 796     if (tag == _lastToolTipTrackTag)
 797     {
 798         _lastUserData = NULL;
 799         _lastToolTipOwner = nil;
 800         _lastToolTipTrackTag = 0;
 801     }
 802     [super removeTrackingRect:tag];
 803 }
 804
 805 #if wxOSX_USE_NATIVE_FLIPPED
 806 - (BOOL)isFlipped
 807 {
 808     return YES;
 809 }
 810 #endif
 811
 812 @end // wxNSView
 813
 814 //
 815 // event handlers
 816 //
 817
 818 #if wxUSE_DRAG_AND_DROP
 819
 820 // see http://lists.apple.com/archives/Cocoa-dev/2005/Jul/msg01244.html
 821 // for details on the NSPasteboard -> PasteboardRef conversion
 822
 823 NSDragOperation wxOSX_draggingEntered( id self, SEL _cmd, id <NSDraggingInfo>sender )
 824 {
 825     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 826     if (impl == NULL)
 827         return NSDragOperationNone;
 828
 829     return impl->draggingEntered(sender, self, _cmd);
 830 }
 831
 832 void wxOSX_draggingExited( id self, SEL _cmd, id <NSDraggingInfo> sender )
 833 {
 834     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 835     if (impl == NULL)
 836         return ;
 837
 838     return impl->draggingExited(sender, self, _cmd);
 839 }
 840
 841 NSDragOperation wxOSX_draggingUpdated( id self, SEL _cmd, id <NSDraggingInfo>sender )
 842 {
 843     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 844     if (impl == NULL)
 845         return NSDragOperationNone;
 846
 847     return impl->draggingUpdated(sender, self, _cmd);
 848 }
 849
 850 BOOL wxOSX_performDragOperation( id self, SEL _cmd, id <NSDraggingInfo> sender )
 851 {
 852     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 853     if (impl == NULL)
 854         return NSDragOperationNone;
 855
 856     return impl->performDragOperation(sender, self, _cmd) ? YES:NO ;
 857 }
 858
 859 #endif
 860
 861 void wxOSX_mouseEvent(NSView* self, SEL _cmd, NSEvent *event)
 862 {
 863     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 864     if (impl == NULL)
 865         return;
 866
 867     impl->mouseEvent(event, self, _cmd);
 868 }
 869
 870 void wxOSX_cursorUpdate(NSView* self, SEL _cmd, NSEvent *event)
 871 {
 872     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 873     if (impl == NULL)
 874         return;
 875
 876     impl->cursorUpdate(event, self, _cmd);
 877 }
 878
 879 BOOL wxOSX_acceptsFirstMouse(NSView* WXUNUSED(self), SEL WXUNUSED(_cmd), NSEvent *WXUNUSED(event))
 880 {
 881     // This is needed to support click through, otherwise the first click on a window
 882     // will not do anything unless it is the active window already.
 883     return YES;
 884 }
 885
 886 void wxOSX_keyEvent(NSView* self, SEL _cmd, NSEvent *event)
 887 {
 888     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 889     if (impl == NULL)
 890         return;
 891
 892     impl->keyEvent(event, self, _cmd);
 893 }
 894
 895 void wxOSX_insertText(NSView* self, SEL _cmd, NSString* text)
 896 {
 897     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 898     if (impl == NULL)
 899         return;
 900
 901     impl->insertText(text, self, _cmd);
 902 }
 903
 904 BOOL wxOSX_performKeyEquivalent(NSView* self, SEL _cmd, NSEvent *event)
 905 {
 906     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 907     if (impl == NULL)
 908         return NO;
 909
 910     return impl->performKeyEquivalent(event, self, _cmd);
 911 }
 912
 913 BOOL wxOSX_acceptsFirstResponder(NSView* self, SEL _cmd)
 914 {
 915     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 916     if (impl == NULL)
 917         return NO;
 918
 919     return impl->acceptsFirstResponder(self, _cmd);
 920 }
 921
 922 BOOL wxOSX_becomeFirstResponder(NSView* self, SEL _cmd)
 923 {
 924     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 925     if (impl == NULL)
 926         return NO;
 927
 928     return impl->becomeFirstResponder(self, _cmd);
 929 }
 930
 931 BOOL wxOSX_resignFirstResponder(NSView* self, SEL _cmd)
 932 {
 933     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 934     if (impl == NULL)
 935         return NO;
 936
 937     return impl->resignFirstResponder(self, _cmd);
 938 }
 939
 940 #if !wxOSX_USE_NATIVE_FLIPPED
 941
 942 BOOL wxOSX_isFlipped(NSView* self, SEL _cmd)
 943 {
 944     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 945     if (impl == NULL)
 946         return NO;
 947
 948     return impl->isFlipped(self, _cmd) ? YES:NO;
 949 }
 950
 951 #endif
 952
 953 typedef void (*wxOSX_DrawRectHandlerPtr)(NSView* self, SEL _cmd, NSRect rect);
 954
 955 void wxOSX_drawRect(NSView* self, SEL _cmd, NSRect rect)
 956 {
 957     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 958     if (impl == NULL)
 959         return;
 960
 961 #if wxUSE_THREADS
 962     // OS X starts a NSUIHeartBeatThread for animating the default button in a
 963     // dialog. This causes a drawRect of the active dialog from outside the
 964     // main UI thread. This causes an occasional crash since the wx drawing
 965     // objects (like wxPen) are not thread safe.
 966     //
 967     // Notice that NSUIHeartBeatThread seems to be undocumented and doing
 968     // [NSWindow setAllowsConcurrentViewDrawing:NO] does not affect it.
 969     if ( !wxThread::IsMain() )
 970     {
 971         if ( impl->IsUserPane() )
 972         {
 973             wxWindow* win = impl->GetWXPeer();
 974             if ( win->UseBgCol() )
 975             {
 976
 977                 CGContextRef context = (CGContextRef) [[NSGraphicsContext currentContext] graphicsPort];
 978                 CGContextSaveGState( context );
 979
 980                 CGContextSetFillColorWithColor( context, win->GetBackgroundColour().GetCGColor());
 981                 CGRect r = CGRectMake(rect.origin.x, rect.origin.y, rect.size.width, rect.size.height);
 982                 CGContextFillRect( context, r );
 983
 984                 CGContextRestoreGState( context );
 985             }
 986         }
 987         else
 988         {
 989             // just call the superclass handler, we don't need any custom wx drawing
 990             // here and it seems to work fine:
 991             wxOSX_DrawRectHandlerPtr
 992             superimpl = (wxOSX_DrawRectHandlerPtr)
 993             [[self superclass] instanceMethodForSelector:_cmd];
 994             superimpl(self, _cmd, rect);
 995         }
 996
 997       return;
 998     }
 999 #endif // wxUSE_THREADS
1000
1001     return impl->drawRect(&rect, self, _cmd);
1002 }
1003
1004 void wxOSX_controlAction(NSView* self, SEL _cmd, id sender)
1005 {
1006     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
1007     if (impl == NULL)
1008         return;
1009
1010     impl->controlAction(self, _cmd, sender);
1011 }
1012
1013 void wxOSX_controlDoubleAction(NSView* self, SEL _cmd, id sender)
1014 {
1015     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
1016     if (impl == NULL)
1017         return;
1018
1019     impl->controlDoubleAction(self, _cmd, sender);
1020 }
1021
1022 unsigned int wxWidgetCocoaImpl::draggingEntered(void* s, WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd))
1023 {
1024     id <NSDraggingInfo>sender = (id <NSDraggingInfo>) s;
1025     NSPasteboard *pboard = [sender draggingPasteboard];
1026     NSDragOperation sourceDragMask = [sender draggingSourceOperationMask];
1027
1028     wxWindow* wxpeer = GetWXPeer();
1029     if ( wxpeer == NULL )
1030         return NSDragOperationNone;
1031
1032     wxDropTarget* target = wxpeer->GetDropTarget();
1033     if ( target == NULL )
1034         return NSDragOperationNone;
1035
1036     wxDragResult result = wxDragNone;
1037     NSPoint nspoint = [m_osxView convertPoint:[sender draggingLocation] fromView:nil];
1038     wxPoint pt = wxFromNSPoint( m_osxView, nspoint );
1039
1040     if ( sourceDragMask & NSDragOperationLink )
1041         result = wxDragLink;
1042     else if ( sourceDragMask & NSDragOperationCopy )
1043         result = wxDragCopy;
1044     else if ( sourceDragMask & NSDragOperationMove )
1045         result = wxDragMove;
1046
1047     PasteboardRef pboardRef;
1048     PasteboardCreate((CFStringRef)[pboard name], &pboardRef);
1049     target->SetCurrentDragPasteboard(pboardRef);
1050     result = target->OnEnter(pt.x, pt.y, result);
1051     CFRelease(pboardRef);
1052
1053     NSDragOperation nsresult = NSDragOperationNone;
1054     switch (result )
1055     {
1056         case wxDragLink:
1057             nsresult = NSDragOperationLink;
1058         case wxDragMove:
1059             nsresult = NSDragOperationMove;
1060         case wxDragCopy:
1061             nsresult = NSDragOperationCopy;
1062         default :
1063             break;
1064     }
1065     return nsresult;
1066 }
1067
1068 void wxWidgetCocoaImpl::draggingExited(void* s, WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd))
1069 {
1070     id <NSDraggingInfo>sender = (id <NSDraggingInfo>) s;
1071     NSPasteboard *pboard = [sender draggingPasteboard];
1072
1073     wxWindow* wxpeer = GetWXPeer();
1074     if ( wxpeer == NULL )
1075         return;
1076
1077     wxDropTarget* target = wxpeer->GetDropTarget();
1078     if ( target == NULL )
1079         return;
1080
1081     PasteboardRef pboardRef;
1082     PasteboardCreate((CFStringRef)[pboard name], &pboardRef);
1083     target->SetCurrentDragPasteboard(pboardRef);
1084     target->OnLeave();
1085     CFRelease(pboardRef);
1086  }
1087
1088 unsigned int wxWidgetCocoaImpl::draggingUpdated(void* s, WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd))
1089 {
1090     id <NSDraggingInfo>sender = (id <NSDraggingInfo>) s;
1091     NSPasteboard *pboard = [sender draggingPasteboard];
1092     NSDragOperation sourceDragMask = [sender draggingSourceOperationMask];
1093
1094     wxWindow* wxpeer = GetWXPeer();
1095     if ( wxpeer == NULL )
1096         return NSDragOperationNone;
1097
1098     wxDropTarget* target = wxpeer->GetDropTarget();
1099     if ( target == NULL )
1100         return NSDragOperationNone;
1101
1102     wxDragResult result = wxDragNone;
1103     NSPoint nspoint = [m_osxView convertPoint:[sender draggingLocation] fromView:nil];
1104     wxPoint pt = wxFromNSPoint( m_osxView, nspoint );
1105
1106     if ( sourceDragMask & NSDragOperationLink )
1107         result = wxDragLink;
1108     else if ( sourceDragMask & NSDragOperationCopy )
1109         result = wxDragCopy;
1110     else if ( sourceDragMask & NSDragOperationMove )
1111         result = wxDragMove;
1112
1113     PasteboardRef pboardRef;
1114     PasteboardCreate((CFStringRef)[pboard name], &pboardRef);
1115     target->SetCurrentDragPasteboard(pboardRef);
1116     result = target->OnDragOver(pt.x, pt.y, result);
1117     CFRelease(pboardRef);
1118
1119     NSDragOperation nsresult = NSDragOperationNone;
1120     switch (result )
1121     {
1122         case wxDragLink:
1123             nsresult = NSDragOperationLink;
1124         case wxDragMove:
1125             nsresult = NSDragOperationMove;
1126         case wxDragCopy:
1127             nsresult = NSDragOperationCopy;
1128         default :
1129             break;
1130     }
1131     return nsresult;
1132 }
1133
1134 bool wxWidgetCocoaImpl::performDragOperation(void* s, WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd))
1135 {
1136     id <NSDraggingInfo>sender = (id <NSDraggingInfo>) s;
1137
1138     NSPasteboard *pboard = [sender draggingPasteboard];
1139     NSDragOperation sourceDragMask = [sender draggingSourceOperationMask];
1140
1141     wxWindow* wxpeer = GetWXPeer();
1142     wxDropTarget* target = wxpeer->GetDropTarget();
1143     wxDragResult result = wxDragNone;
1144     NSPoint nspoint = [m_osxView convertPoint:[sender draggingLocation] fromView:nil];
1145     wxPoint pt = wxFromNSPoint( m_osxView, nspoint );
1146
1147     if ( sourceDragMask & NSDragOperationLink )
1148         result = wxDragLink;
1149     else if ( sourceDragMask & NSDragOperationCopy )
1150         result = wxDragCopy;
1151     else if ( sourceDragMask & NSDragOperationMove )
1152         result = wxDragMove;
1153
1154     PasteboardRef pboardRef;
1155     PasteboardCreate((CFStringRef)[pboard name], &pboardRef);
1156     target->SetCurrentDragPasteboard(pboardRef);
1157
1158     if (target->OnDrop(pt.x, pt.y))
1159         result = target->OnData(pt.x, pt.y, result);
1160
1161     CFRelease(pboardRef);
1162
1163     return result != wxDragNone;
1164 }
1165
1166 typedef void (*wxOSX_TextEventHandlerPtr)(NSView* self, SEL _cmd, NSString *event);
1167 typedef void (*wxOSX_EventHandlerPtr)(NSView* self, SEL _cmd, NSEvent *event);
1168 typedef BOOL (*wxOSX_PerformKeyEventHandlerPtr)(NSView* self, SEL _cmd, NSEvent *event);
1169 typedef BOOL (*wxOSX_FocusHandlerPtr)(NSView* self, SEL _cmd);
1170
1171 void wxWidgetCocoaImpl::mouseEvent(WX_NSEvent event, WXWidget slf, void *_cmd)
1172 {
1173     if ( !DoHandleMouseEvent(event) )
1174     {
1175         // for plain NSView mouse events would propagate to parents otherwise
1176         if (!IsUserPane())
1177         {
1178             wxOSX_EventHandlerPtr superimpl = (wxOSX_EventHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
1179             superimpl(slf, (SEL)_cmd, event);
1180
1181             // super of built-ins keeps the mouse up, as wx expects this event, we have to synthesize it
1182             // only trigger if at this moment the mouse is already up
1183             if ( [ event type]  == NSLeftMouseDown && !wxGetMouseState().LeftIsDown() )
1184             {
1185                 wxMouseEvent wxevent(wxEVT_LEFT_DOWN);
1186                 SetupMouseEvent(wxevent , event) ;
1187                 wxevent.SetEventType(wxEVT_LEFT_UP);
1188
1189                 GetWXPeer()->HandleWindowEvent(wxevent);
1190             }
1191         }
1192     }
1193 }
1194
1195 void wxWidgetCocoaImpl::cursorUpdate(WX_NSEvent event, WXWidget slf, void *_cmd)
1196 {
1197     if ( !SetupCursor(event) )
1198     {
1199         wxOSX_EventHandlerPtr superimpl = (wxOSX_EventHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
1200             superimpl(slf, (SEL)_cmd, event);
1201     }
1202  }
1203
1204 bool wxWidgetCocoaImpl::SetupCursor(WX_NSEvent event)
1205 {
1206     extern wxCursor gGlobalCursor;
1207
1208     if ( gGlobalCursor.IsOk() )
1209     {
1210         gGlobalCursor.MacInstall();
1211         return true;
1212     }
1213     else
1214     {
1215         wxWindow* cursorTarget = GetWXPeer();
1216         wxCoord x,y;
1217         SetupCoordinates(x, y, event);
1218         wxPoint cursorPoint( x , y ) ;
1219
1220         while ( cursorTarget && !cursorTarget->MacSetupCursor( cursorPoint ) )
1221         {
1222             cursorTarget = cursorTarget->GetParent() ;
1223             if ( cursorTarget )
1224                 cursorPoint += cursorTarget->GetPosition();
1225         }
1226
1227         return cursorTarget != NULL;
1228     }
1229 }
1230
1231 void wxWidgetCocoaImpl::keyEvent(WX_NSEvent event, WXWidget slf, void *_cmd)
1232 {
1233     if ( [event type] == NSKeyDown )
1234     {
1235         // there are key equivalents that are not command-combos and therefore not handled by cocoa automatically,
1236         // therefore we call the menubar directly here, exit if the menu is handling the shortcut
1237         if ( [[[NSApplication sharedApplication] mainMenu] performKeyEquivalent:event] )
1238             return;
1239
1240         m_lastKeyDownEvent = event;
1241     }
1242
1243     if ( GetFocusedViewInWindow([slf window]) != slf || m_hasEditor || !DoHandleKeyEvent(event) )
1244     {
1245         wxOSX_EventHandlerPtr superimpl = (wxOSX_EventHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
1246         superimpl(slf, (SEL)_cmd, event);
1247     }
1248     m_lastKeyDownEvent = NULL;
1249 }
1250
1251 void wxWidgetCocoaImpl::insertText(NSString* text, WXWidget slf, void *_cmd)
1252 {
1253     if ( m_lastKeyDownEvent==NULL || m_hasEditor || !DoHandleCharEvent(m_lastKeyDownEvent, text) )
1254     {
1255         wxOSX_TextEventHandlerPtr superimpl = (wxOSX_TextEventHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
1256         superimpl(slf, (SEL)_cmd, text);
1257     }
1258 }
1259
1260
1261 bool wxWidgetCocoaImpl::performKeyEquivalent(WX_NSEvent event, WXWidget slf, void *_cmd)
1262 {
1263     bool handled = false;
1264
1265     wxKeyEvent wxevent(wxEVT_KEY_DOWN);
1266     SetupKeyEvent( wxevent, event );
1267
1268     // because performKeyEquivalent is going up the entire view hierarchy, we don't have to
1269     // walk up the ancestors ourselves but let cocoa do it
1270
1271     int command = m_wxPeer->GetAcceleratorTable()->GetCommand( wxevent );
1272     if (command != -1)
1273     {
1274         wxEvtHandler * const handler = m_wxPeer->GetEventHandler();
1275
1276         wxCommandEvent command_event( wxEVT_COMMAND_MENU_SELECTED, command );
1277         command_event.SetEventObject( wxevent.GetEventObject() );
1278         handled = handler->ProcessEvent( command_event );
1279
1280         if ( !handled )
1281         {
1282             // accelerators can also be used with buttons, try them too
1283             command_event.SetEventType(wxEVT_COMMAND_BUTTON_CLICKED);
1284             handled = handler->ProcessEvent( command_event );
1285         }
1286     }
1287
1288     if ( !handled )
1289     {
1290         wxOSX_PerformKeyEventHandlerPtr superimpl = (wxOSX_PerformKeyEventHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
1291         return superimpl(slf, (SEL)_cmd, event);
1292     }
1293     return YES;
1294 }
1295
1296 bool wxWidgetCocoaImpl::acceptsFirstResponder(WXWidget slf, void *_cmd)
1297 {
1298     if ( IsUserPane() )
1299         return m_wxPeer->AcceptsFocus();
1300     else
1301     {
1302         wxOSX_FocusHandlerPtr superimpl = (wxOSX_FocusHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
1303         return superimpl(slf, (SEL)_cmd);
1304     }
1305 }
1306
1307 bool wxWidgetCocoaImpl::becomeFirstResponder(WXWidget slf, void *_cmd)
1308 {
1309     wxOSX_FocusHandlerPtr superimpl = (wxOSX_FocusHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
1310     // get the current focus before running becomeFirstResponder
1311     NSView* otherView = FindFocus();
1312
1313     wxWidgetImpl* otherWindow = FindFromWXWidget(otherView);
1314     BOOL r = superimpl(slf, (SEL)_cmd);
1315     if ( r )
1316     {
1317         DoNotifyFocusEvent( true, otherWindow );
1318     }
1319
1320     return r;
1321 }
1322
1323 bool wxWidgetCocoaImpl::resignFirstResponder(WXWidget slf, void *_cmd)
1324 {
1325     wxOSX_FocusHandlerPtr superimpl = (wxOSX_FocusHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
1326     BOOL r = superimpl(slf, (SEL)_cmd);
1327     // get the current focus after running resignFirstResponder
1328     // note that this value isn't reliable, it might return the same view that
1329     // is resigning
1330     NSView* otherView = FindFocus();
1331     wxWidgetImpl* otherWindow = FindFromWXWidget(otherView);
1332
1333     // It doesn't make sense to notify about the loss of focus if we're not
1334     // really losing it and the window which has just gained focus is the same
1335     // one as this window itself. Of course, this should never happen in the
1336     // first place but somehow it does in wxGrid code and without this check we
1337     // enter into an infinite recursion, see #12267.
1338     if ( otherWindow == this )
1339         return r;
1340
1341     // NSTextViews have an editor as true responder, therefore the might get the
1342     // resign notification if their editor takes over, don't trigger any event then
1343     if ( r && !m_hasEditor)
1344     {
1345         DoNotifyFocusEvent( false, otherWindow );
1346     }
1347     return r;
1348 }
1349
1350 #if !wxOSX_USE_NATIVE_FLIPPED
1351
1352 bool wxWidgetCocoaImpl::isFlipped(WXWidget slf, void *WXUNUSED(_cmd))
1353 {
1354     return m_isFlipped;
1355 }
1356
1357 #endif
1358
1359 #define OSX_DEBUG_DRAWING 0
1360
1361 void wxWidgetCocoaImpl::drawRect(void* rect, WXWidget slf, void *WXUNUSED(_cmd))
1362 {
1363     // preparing the update region
1364
1365     wxRegion updateRgn;
1366
1367     // since adding many rects to a region is a costly process, by default use the bounding rect
1368 #if 0
1369     const NSRect *rects;
1370     NSInteger count;
1371     [slf getRectsBeingDrawn:&rects count:&count];
1372     for ( int i = 0 ; i < count ; ++i )
1373     {
1374         updateRgn.Union(wxFromNSRect(slf, rects[i]));
1375     }
1376 #else
1377     updateRgn.Union(wxFromNSRect(slf,*(NSRect*)rect));
1378 #endif
1379
1380     wxWindow* wxpeer = GetWXPeer();
1381
1382     if ( wxpeer->MacGetLeftBorderSize() != 0 || wxpeer->MacGetTopBorderSize() != 0 )
1383     {
1384         // as this update region is in native window locals we must adapt it to wx window local
1385         updateRgn.Offset( wxpeer->MacGetLeftBorderSize() , wxpeer->MacGetTopBorderSize() );
1386     }
1387
1388     // Restrict the update region to the shape of the window, if any, and also
1389     // remember the region that we need to clear later.
1390     wxNonOwnedWindow* const tlwParent = wxpeer->MacGetTopLevelWindow();
1391     const bool isTopLevel = tlwParent == wxpeer;
1392     wxRegion clearRgn;
1393     if ( tlwParent->GetWindowStyle() & wxFRAME_SHAPED )
1394     {
1395         if ( isTopLevel )
1396             clearRgn = updateRgn;
1397
1398         int xoffset = 0, yoffset = 0;
1399         wxRegion rgn = tlwParent->GetShape();
1400         wxpeer->MacRootWindowToWindow( &xoffset, &yoffset );
1401         rgn.Offset( xoffset, yoffset );
1402         updateRgn.Intersect(rgn);
1403
1404         if ( isTopLevel )
1405         {
1406             // Exclude the window shape from the region to be cleared below.
1407             rgn.Xor(wxpeer->GetSize());
1408             clearRgn.Intersect(rgn);
1409         }
1410     }
1411
1412     wxpeer->GetUpdateRegion() = updateRgn;
1413
1414     // setting up the drawing context
1415
1416     CGContextRef context = (CGContextRef) [[NSGraphicsContext currentContext] graphicsPort];
1417     CGContextSaveGState( context );
1418
1419 #if OSX_DEBUG_DRAWING
1420     CGContextBeginPath( context );
1421     CGContextMoveToPoint(context, 0, 0);
1422     NSRect bounds = [slf bounds];
1423     CGContextAddLineToPoint(context, 10, 0);
1424     CGContextMoveToPoint(context, 0, 0);
1425     CGContextAddLineToPoint(context, 0, 10);
1426     CGContextMoveToPoint(context, bounds.size.width, bounds.size.height);
1427     CGContextAddLineToPoint(context, bounds.size.width, bounds.size.height-10);
1428     CGContextMoveToPoint(context, bounds.size.width, bounds.size.height);
1429     CGContextAddLineToPoint(context, bounds.size.width-10, bounds.size.height);
1430     CGContextClosePath( context );
1431     CGContextStrokePath(context);
1432 #endif
1433
1434     if ( ![slf isFlipped] )
1435     {
1436         CGContextTranslateCTM( context, 0,  [m_osxView bounds].size.height );
1437         CGContextScaleCTM( context, 1, -1 );
1438     }
1439
1440     wxpeer->MacSetCGContextRef( context );
1441
1442     bool handled = wxpeer->MacDoRedraw( 0 );
1443     CGContextRestoreGState( context );
1444
1445     CGContextSaveGState( context );
1446     if ( !handled )
1447     {
1448         // call super
1449         SEL _cmd = @selector(drawRect:);
1450         wxOSX_DrawRectHandlerPtr superimpl = (wxOSX_DrawRectHandlerPtr) [[slf superclass] instanceMethodForSelector:_cmd];
1451         superimpl(slf, _cmd, *(NSRect*)rect);
1452         CGContextRestoreGState( context );
1453         CGContextSaveGState( context );
1454     }
1455     // as we called restore above, we have to flip again if necessary
1456     if ( ![slf isFlipped] )
1457     {
1458         CGContextTranslateCTM( context, 0,  [m_osxView bounds].size.height );
1459         CGContextScaleCTM( context, 1, -1 );
1460     }
1461
1462     if ( isTopLevel )
1463     {
1464         // We also need to explicitly draw the part of the top level window
1465         // outside of its region with transparent colour to ensure that it is
1466         // really transparent.
1467         if ( clearRgn.IsOk() )
1468         {
1469             wxMacCGContextStateSaver saveState(context);
1470             wxWindowDC dc(wxpeer);
1471             dc.SetBackground(wxBrush(wxTransparentColour));
1472             dc.SetDeviceClippingRegion(clearRgn);
1473             dc.Clear();
1474         }
1475
1476 #if wxUSE_GRAPHICS_CONTEXT
1477         // If the window shape is defined by a path, stroke the path to show
1478         // the window border.
1479         const wxGraphicsPath& path = tlwParent->GetShapePath();
1480         if ( !path.IsNull() )
1481         {
1482             CGContextSetLineWidth(context, 1);
1483             CGContextSetStrokeColorWithColor(context, wxLIGHT_GREY->GetCGColor());
1484             CGContextAddPath(context, (CGPathRef) path.GetNativePath());
1485             CGContextStrokePath(context);
1486         }
1487 #endif // wxUSE_GRAPHICS_CONTEXT
1488     }
1489
1490     wxpeer->MacPaintChildrenBorders();
1491     wxpeer->MacSetCGContextRef( NULL );
1492     CGContextRestoreGState( context );
1493 }
1494
1495 void wxWidgetCocoaImpl::controlAction( WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd), void *WXUNUSED(sender))
1496 {
1497     wxWindow* wxpeer = (wxWindow*) GetWXPeer();
1498     if ( wxpeer )
1499     {
1500         wxpeer->OSXSimulateFocusEvents();
1501         wxpeer->OSXHandleClicked(0);
1502     }
1503 }
1504
1505 void wxWidgetCocoaImpl::controlDoubleAction( WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd), void *WXUNUSED(sender))
1506 {
1507 }
1508
1509 void wxWidgetCocoaImpl::controlTextDidChange()
1510 {
1511     wxWindow* wxpeer = (wxWindow*)GetWXPeer();
1512     if ( wxpeer )
1513     {
1514         // since native rtti doesn't have to be enabled and wx' rtti is not aware of the mixin wxTextEntry, workaround is needed
1515         wxTextCtrl *tc = wxDynamicCast( wxpeer , wxTextCtrl );
1516         wxComboBox *cb = wxDynamicCast( wxpeer , wxComboBox );
1517         if ( tc )
1518             tc->SendTextUpdatedEventIfAllowed();
1519         else if ( cb )
1520             cb->SendTextUpdatedEventIfAllowed();
1521         else
1522         {
1523             wxFAIL_MSG("Unexpected class for controlTextDidChange event");
1524         }
1525     }
1526 }
1527
1528 //
1529
1530 #if OBJC_API_VERSION >= 2
1531
1532 #define wxOSX_CLASS_ADD_METHOD( c, s, i, t ) \
1533     class_addMethod(c, s, i, t );
1534
1535 #else
1536
1537 #define wxOSX_CLASS_ADD_METHOD( c, s, i, t ) \
1538     { s, (char*) t, i },
1539
1540 #endif
1541
1542 void wxOSXCocoaClassAddWXMethods(Class c)
1543 {
1544
1545 #if OBJC_API_VERSION < 2
1546     static objc_method wxmethods[] =
1547     {
1548 #endif
1549
1550     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseDown:), (IMP) wxOSX_mouseEvent, "v@:@" )
1551     wxOSX_CLASS_ADD_METHOD(c, @selector(rightMouseDown:), (IMP) wxOSX_mouseEvent, "v@:@" )
1552     wxOSX_CLASS_ADD_METHOD(c, @selector(otherMouseDown:), (IMP) wxOSX_mouseEvent, "v@:@" )
1553
1554     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseUp:), (IMP) wxOSX_mouseEvent, "v@:@" )
1555     wxOSX_CLASS_ADD_METHOD(c, @selector(rightMouseUp:), (IMP) wxOSX_mouseEvent, "v@:@" )
1556     wxOSX_CLASS_ADD_METHOD(c, @selector(otherMouseUp:), (IMP) wxOSX_mouseEvent, "v@:@" )
1557
1558     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseMoved:), (IMP) wxOSX_mouseEvent, "v@:@" )
1559
1560     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseDragged:), (IMP) wxOSX_mouseEvent, "v@:@" )
1561     wxOSX_CLASS_ADD_METHOD(c, @selector(rightMouseDragged:), (IMP) wxOSX_mouseEvent, "v@:@" )
1562     wxOSX_CLASS_ADD_METHOD(c, @selector(otherMouseDragged:), (IMP) wxOSX_mouseEvent, "v@:@" )
1563
1564     wxOSX_CLASS_ADD_METHOD(c, @selector(acceptsFirstMouse:), (IMP) wxOSX_acceptsFirstMouse, "v@:@" )
1565
1566     wxOSX_CLASS_ADD_METHOD(c, @selector(scrollWheel:), (IMP) wxOSX_mouseEvent, "v@:@" )
1567     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseEntered:), (IMP) wxOSX_mouseEvent, "v@:@" )
1568     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseExited:), (IMP) wxOSX_mouseEvent, "v@:@" )
1569
1570     wxOSX_CLASS_ADD_METHOD(c, @selector(cursorUpdate:), (IMP) wxOSX_cursorUpdate, "v@:@" )
1571
1572     wxOSX_CLASS_ADD_METHOD(c, @selector(keyDown:), (IMP) wxOSX_keyEvent, "v@:@" )
1573     wxOSX_CLASS_ADD_METHOD(c, @selector(keyUp:), (IMP) wxOSX_keyEvent, "v@:@" )
1574     wxOSX_CLASS_ADD_METHOD(c, @selector(flagsChanged:), (IMP) wxOSX_keyEvent, "v@:@" )
1575
1576     wxOSX_CLASS_ADD_METHOD(c, @selector(insertText:), (IMP) wxOSX_insertText, "v@:@" )
1577
1578     wxOSX_CLASS_ADD_METHOD(c, @selector(performKeyEquivalent:), (IMP) wxOSX_performKeyEquivalent, "c@:@" )
1579
1580     wxOSX_CLASS_ADD_METHOD(c, @selector(acceptsFirstResponder), (IMP) wxOSX_acceptsFirstResponder, "c@:" )
1581     wxOSX_CLASS_ADD_METHOD(c, @selector(becomeFirstResponder), (IMP) wxOSX_becomeFirstResponder, "c@:" )
1582     wxOSX_CLASS_ADD_METHOD(c, @selector(resignFirstResponder), (IMP) wxOSX_resignFirstResponder, "c@:" )
1583
1584 #if !wxOSX_USE_NATIVE_FLIPPED
1585     wxOSX_CLASS_ADD_METHOD(c, @selector(isFlipped), (IMP) wxOSX_isFlipped, "c@:" )
1586 #endif
1587     wxOSX_CLASS_ADD_METHOD(c, @selector(drawRect:), (IMP) wxOSX_drawRect, "v@:{_NSRect={_NSPoint=ff}{_NSSize=ff}}" )
1588
1589     wxOSX_CLASS_ADD_METHOD(c, @selector(controlAction:), (IMP) wxOSX_controlAction, "v@:@" )
1590     wxOSX_CLASS_ADD_METHOD(c, @selector(controlDoubleAction:), (IMP) wxOSX_controlDoubleAction, "v@:@" )
1591
1592 #if wxUSE_DRAG_AND_DROP
1593     wxOSX_CLASS_ADD_METHOD(c, @selector(draggingEntered:), (IMP) wxOSX_draggingEntered, "I@:@" )
1594     wxOSX_CLASS_ADD_METHOD(c, @selector(draggingUpdated:), (IMP) wxOSX_draggingUpdated, "I@:@" )
1595     wxOSX_CLASS_ADD_METHOD(c, @selector(draggingExited:), (IMP) wxOSX_draggingExited, "v@:@" )
1596     wxOSX_CLASS_ADD_METHOD(c, @selector(performDragOperation:), (IMP) wxOSX_performDragOperation, "c@:@" )
1597 #endif
1598
1599 #if OBJC_API_VERSION < 2
1600     } ;
1601     static int method_count = WXSIZEOF( wxmethods );
1602     static objc_method_list *wxmethodlist = NULL;
1603     if ( wxmethodlist == NULL )
1604     {
1605         wxmethodlist = (objc_method_list*) malloc(sizeof(objc_method_list) + sizeof(wxmethods) );
1606         memcpy( &wxmethodlist->method_list[0], &wxmethods[0], sizeof(wxmethods) );
1607         wxmethodlist->method_count = method_count;
1608         wxmethodlist->obsolete = 0;
1609     }
1610     class_addMethods( c, wxmethodlist );
1611 #endif
1612 }
1613
1614 //
1615 // C++ implementation class
1616 //
1617
1618 IMPLEMENT_DYNAMIC_CLASS( wxWidgetCocoaImpl , wxWidgetImpl )
1619
1620 wxWidgetCocoaImpl::wxWidgetCocoaImpl( wxWindowMac* peer , WXWidget w, bool isRootControl, bool isUserPane ) :
1621     wxWidgetImpl( peer, isRootControl, isUserPane )
1622 {
1623     Init();
1624     m_osxView = w;
1625
1626     // check if the user wants to create the control initially hidden
1627     if ( !peer->IsShown() )
1628         SetVisibility(false);
1629
1630     // gc aware handling
1631     if ( m_osxView )
1632         CFRetain(m_osxView);
1633     [m_osxView release];
1634 }
1635
1636 wxWidgetCocoaImpl::wxWidgetCocoaImpl()
1637 {
1638     Init();
1639 }
1640
1641 void wxWidgetCocoaImpl::Init()
1642 {
1643     m_osxView = NULL;
1644 #if !wxOSX_USE_NATIVE_FLIPPED
1645     m_isFlipped = true;
1646 #endif
1647     m_lastKeyDownEvent = NULL;
1648     m_hasEditor = false;
1649 }
1650
1651 wxWidgetCocoaImpl::~wxWidgetCocoaImpl()
1652 {
1653     RemoveAssociations( this );
1654
1655     if ( !IsRootControl() )
1656     {
1657         NSView *sv = [m_osxView superview];
1658         if ( sv != nil )
1659             [m_osxView removeFromSuperview];
1660     }
1661     // gc aware handling
1662     if ( m_osxView )
1663         CFRelease(m_osxView);
1664 }
1665
1666 bool wxWidgetCocoaImpl::IsVisible() const
1667 {
1668     return [m_osxView isHiddenOrHasHiddenAncestor] == NO;
1669 }
1670
1671 void wxWidgetCocoaImpl::SetVisibility( bool visible )
1672 {
1673     [m_osxView setHidden:(visible ? NO:YES)];
1674 }
1675
1676 // ----------------------------------------------------------------------------
1677 // window animation stuff
1678 // ----------------------------------------------------------------------------
1679
1680 // define a delegate used to refresh the window during animation
1681 @interface wxNSAnimationDelegate : NSObject wxOSX_10_6_AND_LATER(<NSAnimationDelegate>)
1682 {
1683     wxWindow *m_win;
1684     bool m_isDone;
1685 }
1686
1687 - (id)init:(wxWindow *)win;
1688
1689 - (bool)isDone;
1690
1691 // NSAnimationDelegate methods
1692 - (void)animationDidEnd:(NSAnimation*)animation;
1693 - (void)animation:(NSAnimation*)animation
1694         didReachProgressMark:(NSAnimationProgress)progress;
1695 @end
1696
1697 @implementation wxNSAnimationDelegate
1698
1699 - (id)init:(wxWindow *)win
1700 {
1701     self = [super init];
1702
1703     m_win = win;
1704     m_isDone = false;
1705
1706     return self;
1707 }
1708
1709 - (bool)isDone
1710 {
1711     return m_isDone;
1712 }
1713
1714 - (void)animation:(NSAnimation*)animation
1715         didReachProgressMark:(NSAnimationProgress)progress
1716 {
1717     wxUnusedVar(animation);
1718     wxUnusedVar(progress);
1719
1720     m_win->SendSizeEvent();
1721     m_win->MacOnInternalSize();
1722 }
1723
1724 - (void)animationDidEnd:(NSAnimation*)animation
1725 {
1726     wxUnusedVar(animation);
1727     m_isDone = true;
1728 }
1729
1730 @end
1731
1732 /* static */
1733 bool
1734 wxWidgetCocoaImpl::ShowViewOrWindowWithEffect(wxWindow *win,
1735                                               bool show,
1736                                               wxShowEffect effect,
1737                                               unsigned timeout)
1738 {
1739     // create the dictionary describing the animation to perform on this view
1740     NSObject * const
1741         viewOrWin = static_cast<NSObject *>(win->OSXGetViewOrWindow());
1742     NSMutableDictionary * const
1743         dict = [NSMutableDictionary dictionaryWithCapacity:4];
1744     [dict setObject:viewOrWin forKey:NSViewAnimationTargetKey];
1745
1746     // determine the start and end rectangles assuming we're hiding the window
1747     const wxRect rectOrig = win->GetRect();
1748     wxRect rectStart,
1749            rectEnd;
1750     rectStart =
1751     rectEnd = rectOrig;
1752
1753     if ( show )
1754     {
1755         if ( effect == wxSHOW_EFFECT_ROLL_TO_LEFT ||
1756                 effect == wxSHOW_EFFECT_SLIDE_TO_LEFT )
1757             effect = wxSHOW_EFFECT_ROLL_TO_RIGHT;
1758         else if ( effect == wxSHOW_EFFECT_ROLL_TO_RIGHT ||
1759                     effect == wxSHOW_EFFECT_SLIDE_TO_RIGHT )
1760             effect = wxSHOW_EFFECT_ROLL_TO_LEFT;
1761         else if ( effect == wxSHOW_EFFECT_ROLL_TO_TOP ||
1762                     effect == wxSHOW_EFFECT_SLIDE_TO_TOP )
1763             effect = wxSHOW_EFFECT_ROLL_TO_BOTTOM;
1764         else if ( effect == wxSHOW_EFFECT_ROLL_TO_BOTTOM ||
1765                     effect == wxSHOW_EFFECT_SLIDE_TO_BOTTOM )
1766             effect = wxSHOW_EFFECT_ROLL_TO_TOP;
1767     }
1768
1769     switch ( effect )
1770     {
1771         case wxSHOW_EFFECT_ROLL_TO_LEFT:
1772         case wxSHOW_EFFECT_SLIDE_TO_LEFT:
1773             rectEnd.width = 0;
1774             break;
1775
1776         case wxSHOW_EFFECT_ROLL_TO_RIGHT:
1777         case wxSHOW_EFFECT_SLIDE_TO_RIGHT:
1778             rectEnd.x = rectStart.GetRight();
1779             rectEnd.width = 0;
1780             break;
1781
1782         case wxSHOW_EFFECT_ROLL_TO_TOP:
1783         case wxSHOW_EFFECT_SLIDE_TO_TOP:
1784             rectEnd.height = 0;
1785             break;
1786
1787         case wxSHOW_EFFECT_ROLL_TO_BOTTOM:
1788         case wxSHOW_EFFECT_SLIDE_TO_BOTTOM:
1789             rectEnd.y = rectStart.GetBottom();
1790             rectEnd.height = 0;
1791             break;
1792
1793         case wxSHOW_EFFECT_EXPAND:
1794             rectEnd.x = rectStart.x + rectStart.width / 2;
1795             rectEnd.y = rectStart.y + rectStart.height / 2;
1796             rectEnd.width =
1797             rectEnd.height = 0;
1798             break;
1799
1800         case wxSHOW_EFFECT_BLEND:
1801             [dict setObject:(show ? NSViewAnimationFadeInEffect
1802                                   : NSViewAnimationFadeOutEffect)
1803                   forKey:NSViewAnimationEffectKey];
1804             break;
1805
1806         case wxSHOW_EFFECT_NONE:
1807         case wxSHOW_EFFECT_MAX:
1808             wxFAIL_MSG( "unexpected animation effect" );
1809             return false;
1810
1811         default:
1812             wxFAIL_MSG( "unknown animation effect" );
1813             return false;
1814     };
1815
1816     if ( show )
1817     {
1818         // we need to restore it to the original rectangle instead of making it
1819         // disappear
1820         wxSwap(rectStart, rectEnd);
1821
1822         // and as the window is currently hidden, we need to show it for the
1823         // animation to be visible at all (but don't restore it at its full
1824         // rectangle as it shouldn't appear immediately)
1825         win->SetSize(rectStart);
1826         win->Show();
1827     }
1828
1829     NSView * const parentView = [viewOrWin isKindOfClass:[NSView class]]
1830                                     ? [(NSView *)viewOrWin superview]
1831                                     : nil;
1832     const NSRect rStart = wxToNSRect(parentView, rectStart);
1833     const NSRect rEnd = wxToNSRect(parentView, rectEnd);
1834
1835     [dict setObject:[NSValue valueWithRect:rStart]
1836           forKey:NSViewAnimationStartFrameKey];
1837     [dict setObject:[NSValue valueWithRect:rEnd]
1838           forKey:NSViewAnimationEndFrameKey];
1839
1840     // create an animation using the values in the above dictionary
1841     NSViewAnimation * const
1842         anim = [[NSViewAnimation alloc]
1843                 initWithViewAnimations:[NSArray arrayWithObject:dict]];
1844
1845     if ( !timeout )
1846     {
1847         // what is a good default duration? Windows uses 200ms, Web frameworks
1848         // use anything from 250ms to 1s... choose something in the middle
1849         timeout = 500;
1850     }
1851
1852     [anim setDuration:timeout/1000.];   // duration is in seconds here
1853
1854     // if the window being animated changes its layout depending on its size
1855     // (which is almost always the case) we need to redo it during animation
1856     //
1857     // the number of layouts here is arbitrary, but 10 seems like too few (e.g.
1858     // controls in wxInfoBar visibly jump around)
1859     const int NUM_LAYOUTS = 20;
1860     for ( float f = 1./NUM_LAYOUTS; f < 1.; f += 1./NUM_LAYOUTS )
1861         [anim addProgressMark:f];
1862
1863     wxNSAnimationDelegate * const
1864         animDelegate = [[wxNSAnimationDelegate alloc] init:win];
1865     [anim setDelegate:animDelegate];
1866     [anim startAnimation];
1867
1868     // Cocoa is capable of doing animation asynchronously or even from separate
1869     // thread but wx API doesn't provide any way to be notified about the
1870     // animation end and without this we really must ensure that the window has
1871     // the expected (i.e. the same as if a simple Show() had been used) size
1872     // when we return, so block here until the animation finishes
1873     //
1874     // notice that because the default animation mode is NSAnimationBlocking,
1875     // no user input events ought to be processed from here
1876     {
1877         wxEventLoopGuarantor ensureEventLoopExistence;
1878         wxEventLoopBase * const loop = wxEventLoopBase::GetActive();
1879         while ( ![animDelegate isDone] )
1880             loop->Dispatch();
1881     }
1882
1883     if ( !show )
1884     {
1885         // NSViewAnimation is smart enough to hide the NSView being animated at
1886         // the end but we also must ensure that it's hidden for wx too
1887         win->Hide();
1888
1889         // and we must also restore its size because it isn't expected to
1890         // change just because the window was hidden
1891         win->SetSize(rectOrig);
1892     }
1893     else
1894     {
1895         // refresh it once again after the end to ensure that everything is in
1896         // place
1897         win->SendSizeEvent();
1898         win->MacOnInternalSize();
1899     }
1900
1901     [anim setDelegate:nil];
1902     [animDelegate release];
1903     [anim release];
1904
1905     return true;
1906 }
1907
1908 bool wxWidgetCocoaImpl::ShowWithEffect(bool show,
1909                                        wxShowEffect effect,
1910                                        unsigned timeout)
1911 {
1912     return ShowViewOrWindowWithEffect(m_wxPeer, show, effect, timeout);
1913 }
1914
1915 /* note that the drawing order between siblings is not defined under 10.4 */
1916 /* only starting from 10.5 the subview order is respected */
1917
1918 /* NSComparisonResult is typedef'd as an enum pre-Leopard but typedef'd as
1919  * NSInteger post-Leopard.  Pre-Leopard the Cocoa toolkit expects a function
1920  * returning int and not NSComparisonResult.  Post-Leopard the Cocoa toolkit
1921  * expects a function returning the new non-enum NSComparsionResult.
1922  * Hence we create a typedef named CocoaWindowCompareFunctionResult.
1923  */
1924 #if defined(NSINTEGER_DEFINED)
1925 typedef NSComparisonResult CocoaWindowCompareFunctionResult;
1926 #else
1927 typedef int CocoaWindowCompareFunctionResult;
1928 #endif
1929
1930 class CocoaWindowCompareContext
1931 {
1932     wxDECLARE_NO_COPY_CLASS(CocoaWindowCompareContext);
1933 public:
1934     CocoaWindowCompareContext(); // Not implemented
1935     CocoaWindowCompareContext(NSView *target, NSArray *subviews)
1936     {
1937         m_target = target;
1938         // Cocoa sorts subviews in-place.. make a copy
1939         m_subviews = [subviews copy];
1940     }
1941
1942     ~CocoaWindowCompareContext()
1943     {   // release the copy
1944         [m_subviews release];
1945     }
1946     NSView* target()
1947     {   return m_target; }
1948
1949     NSArray* subviews()
1950     {   return m_subviews; }
1951
1952     /* Helper function that returns the comparison based off of the original ordering */
1953     CocoaWindowCompareFunctionResult CompareUsingOriginalOrdering(id first, id second)
1954     {
1955         NSUInteger firstI = [m_subviews indexOfObjectIdenticalTo:first];
1956         NSUInteger secondI = [m_subviews indexOfObjectIdenticalTo:second];
1957         // NOTE: If either firstI or secondI is NSNotFound then it will be NSIntegerMax and thus will
1958         // likely compare higher than the other view which is reasonable considering the only way that
1959         // can happen is if the subview was added after our call to subviews but before the call to
1960         // sortSubviewsUsingFunction:context:.  Thus we don't bother checking.  Particularly because
1961         // that case should never occur anyway because that would imply a multi-threaded GUI call
1962         // which is a big no-no with Cocoa.
1963
1964         // Subviews are ordered from back to front meaning one that is already lower will have an lower index.
1965         NSComparisonResult result = (firstI < secondI)
1966                 ?   NSOrderedAscending /* -1 */
1967                 :   (firstI > secondI)
1968                 ?   NSOrderedDescending /* 1 */
1969                 :   NSOrderedSame /* 0 */;
1970
1971         return result;
1972     }
1973 private:
1974     /* The subview we are trying to Raise or Lower */
1975     NSView *m_target;
1976     /* A copy of the original array of subviews */
1977     NSArray *m_subviews;
1978 };
1979
1980 /* Causes Cocoa to raise the target view to the top of the Z-Order by telling the sort function that
1981  * the target view is always higher than every other view.  When comparing two views neither of
1982  * which is the target, it returns the correct response based on the original ordering
1983  */
1984 static CocoaWindowCompareFunctionResult CocoaRaiseWindowCompareFunction(id first, id second, void *ctx)
1985 {
1986     CocoaWindowCompareContext *compareContext = (CocoaWindowCompareContext*)ctx;
1987     // first should be ordered higher
1988     if(first==compareContext->target())
1989         return NSOrderedDescending;
1990     // second should be ordered higher
1991     if(second==compareContext->target())
1992         return NSOrderedAscending;
1993     return compareContext->CompareUsingOriginalOrdering(first,second);
1994 }
1995
1996 void wxWidgetCocoaImpl::Raise()
1997 {
1998         NSView* nsview = m_osxView;
1999
2000     NSView *superview = [nsview superview];
2001     CocoaWindowCompareContext compareContext(nsview, [superview subviews]);
2002
2003     [superview sortSubviewsUsingFunction:
2004          CocoaRaiseWindowCompareFunction
2005                                                                  context: &compareContext];
2006
2007 }
2008
2009 /* Causes Cocoa to lower the target view to the bottom of the Z-Order by telling the sort function that
2010  * the target view is always lower than every other view.  When comparing two views neither of
2011  * which is the target, it returns the correct response based on the original ordering
2012  */
2013 static CocoaWindowCompareFunctionResult CocoaLowerWindowCompareFunction(id first, id second, void *ctx)
2014 {
2015     CocoaWindowCompareContext *compareContext = (CocoaWindowCompareContext*)ctx;
2016     // first should be ordered lower
2017     if(first==compareContext->target())
2018         return NSOrderedAscending;
2019     // second should be ordered lower
2020     if(second==compareContext->target())
2021         return NSOrderedDescending;
2022     return compareContext->CompareUsingOriginalOrdering(first,second);
2023 }
2024
2025 void wxWidgetCocoaImpl::Lower()
2026 {
2027         NSView* nsview = m_osxView;
2028
2029     NSView *superview = [nsview superview];
2030     CocoaWindowCompareContext compareContext(nsview, [superview subviews]);
2031
2032     [superview sortSubviewsUsingFunction:
2033          CocoaLowerWindowCompareFunction
2034                                                                  context: &compareContext];
2035 }
2036
2037 void wxWidgetCocoaImpl::ScrollRect( const wxRect *WXUNUSED(rect), int WXUNUSED(dx), int WXUNUSED(dy) )
2038 {
2039 #if 1
2040     SetNeedsDisplay() ;
2041 #else
2042     // We should do something like this, but it wasn't working in 10.4.
2043     if (GetNeedsDisplay() )
2044     {
2045         SetNeedsDisplay() ;
2046     }
2047     NSRect r = wxToNSRect( [m_osxView superview], *rect );
2048     NSSize offset = NSMakeSize((float)dx, (float)dy);
2049     [m_osxView scrollRect:r by:offset];
2050 #endif
2051 }
2052
2053 void wxWidgetCocoaImpl::Move(int x, int y, int width, int height)
2054 {
2055     wxWindowMac* parent = GetWXPeer()->GetParent();
2056     // under Cocoa we might have a contentView in the wxParent to which we have to
2057     // adjust the coordinates
2058     if (parent && [m_osxView superview] != parent->GetHandle() )
2059     {
2060         int cx = 0,cy = 0,cw = 0,ch = 0;
2061         if ( parent->GetPeer() )
2062         {
2063             parent->GetPeer()->GetContentArea(cx, cy, cw, ch);
2064             x -= cx;
2065             y -= cy;
2066         }
2067     }
2068     [[m_osxView superview] setNeedsDisplayInRect:[m_osxView frame]];
2069     NSRect r = wxToNSRect( [m_osxView superview], wxRect(x,y,width, height) );
2070     [m_osxView setFrame:r];
2071     [[m_osxView superview] setNeedsDisplayInRect:r];
2072 }
2073
2074 void wxWidgetCocoaImpl::GetPosition( int &x, int &y ) const
2075 {
2076     wxRect r = wxFromNSRect( [m_osxView superview], [m_osxView frame] );
2077     x = r.GetLeft();
2078     y = r.GetTop();
2079
2080     // under Cocoa we might have a contentView in the wxParent to which we have to
2081     // adjust the coordinates
2082     wxWindowMac* parent = GetWXPeer()->GetParent();
2083     if (parent && [m_osxView superview] != parent->GetHandle() )
2084     {
2085         int cx = 0,cy = 0,cw = 0,ch = 0;
2086         if ( parent->GetPeer() )
2087         {
2088             parent->GetPeer()->GetContentArea(cx, cy, cw, ch);
2089             x += cx;
2090             y += cy;
2091         }
2092     }
2093 }
2094
2095 void wxWidgetCocoaImpl::GetSize( int &width, int &height ) const
2096 {
2097     NSRect rect = [m_osxView frame];
2098     width = (int)rect.size.width;
2099     height = (int)rect.size.height;
2100 }
2101
2102 void wxWidgetCocoaImpl::GetContentArea( int&left, int &top, int &width, int &height ) const
2103 {
2104     if ( [m_osxView respondsToSelector:@selector(contentView) ] )
2105     {
2106         NSView* cv = [m_osxView contentView];
2107
2108         NSRect bounds = [m_osxView bounds];
2109         NSRect rect = [cv frame];
2110
2111         int y = (int)rect.origin.y;
2112         int x = (int)rect.origin.x;
2113         if ( ![ m_osxView isFlipped ] )
2114             y = (int)(bounds.size.height - (rect.origin.y + rect.size.height));
2115         left = x;
2116         top = y;
2117         width = (int)rect.size.width;
2118         height = (int)rect.size.height;
2119     }
2120     else
2121     {
2122         left = top = 0;
2123         GetSize( width, height );
2124     }
2125 }
2126
2127 void wxWidgetCocoaImpl::SetNeedsDisplay( const wxRect* where )
2128 {
2129     if ( where )
2130         [m_osxView setNeedsDisplayInRect:wxToNSRect(m_osxView, *where )];
2131     else
2132         [m_osxView setNeedsDisplay:YES];
2133 }
2134
2135 bool wxWidgetCocoaImpl::GetNeedsDisplay() const
2136 {
2137     return [m_osxView needsDisplay];
2138 }
2139
2140 bool wxWidgetCocoaImpl::CanFocus() const
2141 {
2142     return [m_osxView canBecomeKeyView] == YES;
2143 }
2144
2145 bool wxWidgetCocoaImpl::HasFocus() const
2146 {
2147     return ( FindFocus() == m_osxView );
2148 }
2149
2150 bool wxWidgetCocoaImpl::SetFocus()
2151 {
2152     if ( !CanFocus() )
2153         return false;
2154
2155     // TODO remove if no issues arise: should not raise the window, only assign focus
2156     //[[m_osxView window] makeKeyAndOrderFront:nil] ;
2157     [[m_osxView window] makeFirstResponder: m_osxView] ;
2158     return true;
2159 }
2160
2161 void wxWidgetCocoaImpl::SetDropTarget(wxDropTarget* target)
2162 {
2163     [m_osxView unregisterDraggedTypes];
2164
2165     if ( target == NULL )
2166         return;
2167
2168     wxDataObject* dobj = target->GetDataObject();
2169
2170     if( dobj )
2171     {
2172         CFMutableArrayRef typesarray = CFArrayCreateMutable(kCFAllocatorDefault,0,&kCFTypeArrayCallBacks);
2173         dobj->AddSupportedTypes(typesarray);
2174         NSView* targetView = m_osxView;
2175         if ( [m_osxView isKindOfClass:[NSScrollView class] ] )
2176             targetView = [(NSScrollView*) m_osxView documentView];
2177
2178         [targetView registerForDraggedTypes:(NSArray*)typesarray];
2179         CFRelease(typesarray);
2180     }
2181 }
2182
2183 void wxWidgetCocoaImpl::RemoveFromParent()
2184 {
2185     [m_osxView removeFromSuperview];
2186 }
2187
2188 void wxWidgetCocoaImpl::Embed( wxWidgetImpl *parent )
2189 {
2190     NSView* container = parent->GetWXWidget() ;
2191     wxASSERT_MSG( container != NULL , wxT("No valid mac container control") ) ;
2192     [container addSubview:m_osxView];
2193
2194     if( m_wxPeer->IsFrozen() )
2195         [[m_osxView window] disableFlushWindow];
2196 }
2197
2198 void wxWidgetCocoaImpl::SetBackgroundColour( const wxColour &col )
2199 {
2200     NSView* targetView = m_osxView;
2201     if ( [m_osxView isKindOfClass:[NSScrollView class] ] )
2202         targetView = [(NSScrollView*) m_osxView documentView];
2203
2204     if ( [targetView respondsToSelector:@selector(setBackgroundColor:) ] )
2205     {
2206         [targetView setBackgroundColor:[NSColor colorWithCalibratedRed:(CGFloat) (col.Red() / 255.0)
2207                                                                 green:(CGFloat) (col.Green() / 255.0)
2208                                                                  blue:(CGFloat) (col.Blue() / 255.0)
2209                                                                 alpha:(CGFloat) (col.Alpha() / 255.0)]];
2210     }
2211 }
2212
2213 bool wxWidgetCocoaImpl::SetBackgroundStyle( wxBackgroundStyle style )
2214 {
2215     BOOL opaque = ( style == wxBG_STYLE_PAINT );
2216
2217     if ( [m_osxView respondsToSelector:@selector(setOpaque:) ] )
2218     {
2219         [m_osxView setOpaque: opaque];
2220     }
2221
2222     return true ;
2223 }
2224
2225 void wxWidgetCocoaImpl::SetLabel( const wxString& title, wxFontEncoding encoding )
2226 {
2227     if ( [m_osxView respondsToSelector:@selector(setTitle:) ] )
2228     {
2229         wxCFStringRef cf( title , encoding );
2230         [m_osxView setTitle:cf.AsNSString()];
2231     }
2232     else if ( [m_osxView respondsToSelector:@selector(setStringValue:) ] )
2233     {
2234         wxCFStringRef cf( title , encoding );
2235         [m_osxView setStringValue:cf.AsNSString()];
2236     }
2237 }
2238
2239
2240 void  wxWidgetImpl::Convert( wxPoint *pt , wxWidgetImpl *from , wxWidgetImpl *to )
2241 {
2242     NSPoint p = wxToNSPoint( from->GetWXWidget(), *pt );
2243     p = [from->GetWXWidget() convertPoint:p toView:to->GetWXWidget() ];
2244     *pt = wxFromNSPoint( to->GetWXWidget(), p );
2245 }
2246
2247 wxInt32 wxWidgetCocoaImpl::GetValue() const
2248 {
2249     return [(NSControl*)m_osxView intValue];
2250 }
2251
2252 void wxWidgetCocoaImpl::SetValue( wxInt32 v )
2253 {
2254     if (  [m_osxView respondsToSelector:@selector(setIntValue:)] )
2255     {
2256         [m_osxView setIntValue:v];
2257     }
2258     else if (  [m_osxView respondsToSelector:@selector(setFloatValue:)] )
2259     {
2260         [m_osxView setFloatValue:(double)v];
2261     }
2262     else if (  [m_osxView respondsToSelector:@selector(setDoubleValue:)] )
2263     {
2264         [m_osxView setDoubleValue:(double)v];
2265     }
2266 }
2267
2268 void wxWidgetCocoaImpl::SetMinimum( wxInt32 v )
2269 {
2270     if (  [m_osxView respondsToSelector:@selector(setMinValue:)] )
2271     {
2272         [m_osxView setMinValue:(double)v];
2273     }
2274 }
2275
2276 void wxWidgetCocoaImpl::SetMaximum( wxInt32 v )
2277 {
2278     if (  [m_osxView respondsToSelector:@selector(setMaxValue:)] )
2279     {
2280         [m_osxView setMaxValue:(double)v];
2281     }
2282 }
2283
2284 wxInt32 wxWidgetCocoaImpl::GetMinimum() const
2285 {
2286     if (  [m_osxView respondsToSelector:@selector(minValue)] )
2287     {
2288         return (int)[m_osxView minValue];
2289     }
2290     return 0;
2291 }
2292
2293 wxInt32 wxWidgetCocoaImpl::GetMaximum() const
2294 {
2295     if (  [m_osxView respondsToSelector:@selector(maxValue)] )
2296     {
2297         return (int)[m_osxView maxValue];
2298     }
2299     return 0;
2300 }
2301
2302 wxBitmap wxWidgetCocoaImpl::GetBitmap() const
2303 {
2304     wxBitmap bmp;
2305
2306     // TODO: how to create a wxBitmap from NSImage?
2307 #if 0
2308     if ( [m_osxView respondsToSelector:@selector(image:)] )
2309         bmp = [m_osxView image];
2310 #endif
2311
2312     return bmp;
2313 }
2314
2315 void wxWidgetCocoaImpl::SetBitmap( const wxBitmap& bitmap )
2316 {
2317     if (  [m_osxView respondsToSelector:@selector(setImage:)] )
2318     {
2319         if (bitmap.IsOk())
2320             [m_osxView setImage:bitmap.GetNSImage()];
2321         else
2322             [m_osxView setImage:nil];
2323
2324         [m_osxView setNeedsDisplay:YES];
2325     }
2326 }
2327
2328 void wxWidgetCocoaImpl::SetBitmapPosition( wxDirection dir )
2329 {
2330     if ( [m_osxView respondsToSelector:@selector(setImagePosition:)] )
2331     {
2332         NSCellImagePosition pos;
2333         switch ( dir )
2334         {
2335             case wxLEFT:
2336                 pos = NSImageLeft;
2337                 break;
2338
2339             case wxRIGHT:
2340                 pos = NSImageRight;
2341                 break;
2342
2343             case wxTOP:
2344                 pos = NSImageAbove;
2345                 break;
2346
2347             case wxBOTTOM:
2348                 pos = NSImageBelow;
2349                 break;
2350
2351             default:
2352                 wxFAIL_MSG( "invalid image position" );
2353                 pos = NSNoImage;
2354         }
2355
2356         [m_osxView setImagePosition:pos];
2357     }
2358 }
2359
2360 void wxWidgetCocoaImpl::SetupTabs( const wxNotebook& WXUNUSED(notebook))
2361 {
2362     // implementation in subclass
2363 }
2364
2365 void wxWidgetCocoaImpl::GetBestRect( wxRect *r ) const
2366 {
2367     r->x = r->y = r->width = r->height = 0;
2368
2369     if (  [m_osxView respondsToSelector:@selector(sizeToFit)] )
2370     {
2371         NSRect former = [m_osxView frame];
2372         [m_osxView sizeToFit];
2373         NSRect best = [m_osxView frame];
2374         [m_osxView setFrame:former];
2375         r->width = (int)best.size.width;
2376         r->height = (int)best.size.height;
2377     }
2378 }
2379
2380 bool wxWidgetCocoaImpl::IsEnabled() const
2381 {
2382     NSView* targetView = m_osxView;
2383     if ( [m_osxView isKindOfClass:[NSScrollView class] ] )
2384         targetView = [(NSScrollView*) m_osxView documentView];
2385
2386     if ( [targetView respondsToSelector:@selector(isEnabled) ] )
2387         return [targetView isEnabled];
2388     return true;
2389 }
2390
2391 void wxWidgetCocoaImpl::Enable( bool enable )
2392 {
2393     NSView* targetView = m_osxView;
2394     if ( [m_osxView isKindOfClass:[NSScrollView class] ] )
2395         targetView = [(NSScrollView*) m_osxView documentView];
2396
2397     if ( [targetView respondsToSelector:@selector(setEnabled:) ] )
2398         [targetView setEnabled:enable];
2399 }
2400
2401 void wxWidgetCocoaImpl::PulseGauge()
2402 {
2403 }
2404
2405 void wxWidgetCocoaImpl::SetScrollThumb( wxInt32 WXUNUSED(val), wxInt32 WXUNUSED(view) )
2406 {
2407 }
2408
2409 void wxWidgetCocoaImpl::SetControlSize( wxWindowVariant variant )
2410 {
2411     NSControlSize size = NSRegularControlSize;
2412
2413     switch ( variant )
2414     {
2415         case wxWINDOW_VARIANT_NORMAL :
2416             size = NSRegularControlSize;
2417             break ;
2418
2419         case wxWINDOW_VARIANT_SMALL :
2420             size = NSSmallControlSize;
2421             break ;
2422
2423         case wxWINDOW_VARIANT_MINI :
2424             size = NSMiniControlSize;
2425             break ;
2426
2427         case wxWINDOW_VARIANT_LARGE :
2428             size = NSRegularControlSize;
2429             break ;
2430
2431         default:
2432             wxFAIL_MSG(wxT("unexpected window variant"));
2433             break ;
2434     }
2435     if ( [m_osxView respondsToSelector:@selector(setControlSize:)] )
2436         [m_osxView setControlSize:size];
2437     else if ([m_osxView respondsToSelector:@selector(cell)])
2438     {
2439         id cell = [(id)m_osxView cell];
2440         if ([cell respondsToSelector:@selector(setControlSize:)])
2441             [cell setControlSize:size];
2442     }
2443
2444     // we need to propagate this to inner views as well
2445     if ( [m_osxView isKindOfClass:[NSScrollView class] ] )
2446     {
2447         NSView* targetView = [(NSScrollView*) m_osxView documentView];
2448
2449         if ( [targetView respondsToSelector:@selector(setControlSize:)] )
2450             [targetView setControlSize:size];
2451         else if ([targetView respondsToSelector:@selector(cell)])
2452         {
2453             id cell = [(id)targetView cell];
2454             if ([cell respondsToSelector:@selector(setControlSize:)])
2455                 [cell setControlSize:size];
2456         }
2457     }
2458 }
2459
2460 void wxWidgetCocoaImpl::SetFont(wxFont const& font, wxColour const&col, long, bool)
2461 {
2462     NSView* targetView = m_osxView;
2463     if ( [m_osxView isKindOfClass:[NSScrollView class] ] )
2464         targetView = [(NSScrollView*) m_osxView documentView];
2465
2466     if ([targetView respondsToSelector:@selector(setFont:)])
2467         [targetView setFont: font.OSXGetNSFont()];
2468     if ([targetView respondsToSelector:@selector(setTextColor:)])
2469         [targetView setTextColor:[NSColor colorWithCalibratedRed:(CGFloat) (col.Red() / 255.0)
2470                                                                  green:(CGFloat) (col.Green() / 255.0)
2471                                                                   blue:(CGFloat) (col.Blue() / 255.0)
2472                                                                  alpha:(CGFloat) (col.Alpha() / 255.0)]];
2473 }
2474
2475 void wxWidgetCocoaImpl::SetToolTip(wxToolTip* tooltip)
2476 {
2477     if ( tooltip )
2478     {
2479         wxCFStringRef cf( tooltip->GetTip() , m_wxPeer->GetFont().GetEncoding() );
2480         [m_osxView setToolTip: cf.AsNSString()];
2481     }
2482     else
2483     {
2484         [m_osxView setToolTip:nil];
2485     }
2486 }
2487
2488 void wxWidgetCocoaImpl::InstallEventHandler( WXWidget control )
2489 {
2490     WXWidget c =  control ? control : (WXWidget) m_osxView;
2491     wxWidgetImpl::Associate( c, this ) ;
2492     if ([c respondsToSelector:@selector(setAction:)])
2493     {
2494         [c setTarget: c];
2495         [c setAction: @selector(controlAction:)];
2496         if ([c respondsToSelector:@selector(setDoubleAction:)])
2497         {
2498             [c setDoubleAction: @selector(controlDoubleAction:)];
2499         }
2500
2501     }
2502     NSTrackingAreaOptions options = NSTrackingMouseEnteredAndExited|NSTrackingCursorUpdate|NSTrackingMouseMoved|NSTrackingActiveAlways|NSTrackingInVisibleRect;
2503         NSTrackingArea* area = [[NSTrackingArea alloc] initWithRect: NSZeroRect options: options owner: m_osxView userInfo: nil];
2504     [m_osxView addTrackingArea: area];
2505     [area release];
2506  }
2507
2508 bool wxWidgetCocoaImpl::DoHandleCharEvent(NSEvent *event, NSString *text)
2509 {
2510     wxKeyEvent wxevent(wxEVT_CHAR);
2511     SetupKeyEvent( wxevent, event, text );
2512
2513     return GetWXPeer()->OSXHandleKeyEvent(wxevent);
2514 }
2515
2516 bool wxWidgetCocoaImpl::DoHandleKeyEvent(NSEvent *event)
2517 {
2518     wxKeyEvent wxevent(wxEVT_KEY_DOWN);
2519     SetupKeyEvent( wxevent, event );
2520
2521     // Generate wxEVT_CHAR_HOOK before sending any other events but only when
2522     // the key is pressed, not when it's released (the type of wxevent is
2523     // changed by SetupKeyEvent() so it can be wxEVT_KEY_UP too by now).
2524     if ( wxevent.GetEventType() == wxEVT_KEY_DOWN )
2525     {
2526         wxKeyEvent eventHook(wxEVT_CHAR_HOOK, wxevent);
2527         if ( GetWXPeer()->OSXHandleKeyEvent(eventHook)
2528                 && !eventHook.IsNextEventAllowed() )
2529             return true;
2530     }
2531
2532     bool result = GetWXPeer()->OSXHandleKeyEvent(wxevent);
2533
2534     // this will fire higher level events, like insertText, to help
2535     // us handle EVT_CHAR, etc.
2536
2537     if ( !result )
2538     {
2539         if ( [event type] == NSKeyDown)
2540         {
2541             long keycode = wxOSXTranslateCocoaKey( event, wxEVT_CHAR );
2542
2543             if ( (keycode > 0 && keycode < WXK_SPACE) || keycode == WXK_DELETE || keycode >= WXK_START )
2544             {
2545                 // eventually we could setup a doCommandBySelector catcher and retransform this into the wx key chars
2546                 wxKeyEvent wxevent2(wxevent) ;
2547                 wxevent2.SetEventType(wxEVT_CHAR);
2548                 SetupKeyEvent( wxevent2, event );
2549                 wxevent2.m_keyCode = keycode;
2550                 result = GetWXPeer()->OSXHandleKeyEvent(wxevent2);
2551             }
2552             else if (wxevent.CmdDown())
2553             {
2554                 wxKeyEvent wxevent2(wxevent) ;
2555                 wxevent2.SetEventType(wxEVT_CHAR);
2556                 SetupKeyEvent( wxevent2, event );
2557                 result = GetWXPeer()->OSXHandleKeyEvent(wxevent2);
2558             }
2559             else
2560             {
2561                 if ( IsUserPane() && !wxevent.CmdDown() )
2562                 {
2563                     if ( [m_osxView isKindOfClass:[NSScrollView class] ] )
2564                         [[(NSScrollView*)m_osxView documentView] interpretKeyEvents:[NSArray arrayWithObject:event]];
2565                     else
2566                         [m_osxView interpretKeyEvents:[NSArray arrayWithObject:event]];
2567                     result = true;
2568                 }
2569             }
2570         }
2571     }
2572
2573     return result;
2574 }
2575
2576 bool wxWidgetCocoaImpl::DoHandleMouseEvent(NSEvent *event)
2577 {
2578     wxMouseEvent wxevent(wxEVT_LEFT_DOWN);
2579     SetupMouseEvent(wxevent , event) ;
2580     bool result = GetWXPeer()->HandleWindowEvent(wxevent);
2581
2582     (void)SetupCursor(event);
2583
2584     return result;
2585 }
2586
2587 void wxWidgetCocoaImpl::DoNotifyFocusEvent(bool receivedFocus, wxWidgetImpl* otherWindow)
2588 {
2589     wxWindow* thisWindow = GetWXPeer();
2590     if ( thisWindow->MacGetTopLevelWindow() && NeedsFocusRect() )
2591     {
2592         thisWindow->MacInvalidateBorders();
2593     }
2594
2595     if ( receivedFocus )
2596     {
2597         wxLogTrace(wxT("Focus"), wxT("focus set(%p)"), static_cast<void*>(thisWindow));
2598         wxChildFocusEvent eventFocus((wxWindow*)thisWindow);
2599         thisWindow->HandleWindowEvent(eventFocus);
2600
2601 #if wxUSE_CARET
2602         if ( thisWindow->GetCaret() )
2603             thisWindow->GetCaret()->OnSetFocus();
2604 #endif
2605
2606         wxFocusEvent event(wxEVT_SET_FOCUS, thisWindow->GetId());
2607         event.SetEventObject(thisWindow);
2608         if (otherWindow)
2609             event.SetWindow(otherWindow->GetWXPeer());
2610         thisWindow->HandleWindowEvent(event) ;
2611     }
2612     else // !receivedFocus
2613     {
2614 #if wxUSE_CARET
2615         if ( thisWindow->GetCaret() )
2616             thisWindow->GetCaret()->OnKillFocus();
2617 #endif
2618
2619         wxLogTrace(wxT("Focus"), wxT("focus lost(%p)"), static_cast<void*>(thisWindow));
2620
2621         wxFocusEvent event( wxEVT_KILL_FOCUS, thisWindow->GetId());
2622         event.SetEventObject(thisWindow);
2623         if (otherWindow)
2624             event.SetWindow(otherWindow->GetWXPeer());
2625         thisWindow->HandleWindowEvent(event) ;
2626     }
2627 }
2628
2629 void wxWidgetCocoaImpl::SetCursor(const wxCursor& cursor)
2630 {
2631     if ( !wxIsBusy() )
2632     {
2633         NSPoint location = [NSEvent mouseLocation];
2634         location = [[m_osxView window] convertScreenToBase:location];
2635         NSPoint locationInView = [m_osxView convertPoint:location fromView:nil];
2636
2637         if( NSMouseInRect(locationInView, [m_osxView bounds], YES) )
2638         {
2639             [(NSCursor*)cursor.GetHCURSOR() set];
2640         }
2641     }
2642 }
2643
2644 void wxWidgetCocoaImpl::CaptureMouse()
2645 {
2646     // TODO remove if we don't get into problems with cursor settings
2647     //    [[m_osxView window] disableCursorRects];
2648 }
2649
2650 void wxWidgetCocoaImpl::ReleaseMouse()
2651 {
2652     // TODO remove if we don't get into problems with cursor settings
2653     //    [[m_osxView window] enableCursorRects];
2654 }
2655
2656 #if !wxOSX_USE_NATIVE_FLIPPED
2657
2658 void wxWidgetCocoaImpl::SetFlipped(bool flipped)
2659 {
2660     m_isFlipped = flipped;
2661 }
2662
2663 #endif
2664
2665 void wxWidgetCocoaImpl::SetDrawingEnabled(bool enabled)
2666 {
2667     if ( enabled )
2668     {
2669         [[m_osxView window] enableFlushWindow];
2670         [m_osxView setNeedsDisplay:YES];
2671     }
2672     else
2673     {
2674         [[m_osxView window] disableFlushWindow];
2675     }
2676 }
2677 //
2678 // Factory methods
2679 //
2680
2681 wxWidgetImpl* wxWidgetImpl::CreateUserPane( wxWindowMac* wxpeer, wxWindowMac* WXUNUSED(parent),
2682     wxWindowID WXUNUSED(id), const wxPoint& pos, const wxSize& size,
2683     long WXUNUSED(style), long WXUNUSED(extraStyle))
2684 {
2685     NSRect r = wxOSXGetFrameForControl( wxpeer, pos , size ) ;
2686     wxNSView* v = [[wxNSView alloc] initWithFrame:r];
2687
2688     wxWidgetCocoaImpl* c = new wxWidgetCocoaImpl( wxpeer, v, false, true );
2689     return c;
2690 }
2691
2692 wxWidgetImpl* wxWidgetImpl::CreateContentView( wxNonOwnedWindow* now )
2693 {
2694     NSWindow* tlw = now->GetWXWindow();
2695
2696     wxWidgetCocoaImpl* c = NULL;
2697     if ( now->IsNativeWindowWrapper() )
2698     {
2699         NSView* cv = [tlw contentView];
2700         c = new wxWidgetCocoaImpl( now, cv, true );
2701         if ( cv != nil )
2702         {
2703             // increase ref count, because the impl destructor will decrement it again
2704             CFRetain(cv);
2705             if ( !now->IsShown() )
2706                 [cv setHidden:NO];
2707         }
2708     }
2709     else
2710     {
2711         wxNSView* v = [[wxNSView alloc] initWithFrame:[[tlw contentView] frame]];
2712         c = new wxWidgetCocoaImpl( now, v, true );
2713         c->InstallEventHandler();
2714         [tlw setContentView:v];
2715     }
2716     return c;
2717 }