src/osx/cocoa/window.mm

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/osx/cocoa/window.mm
   3 // Purpose:     widgets (non tlw) for cocoa
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     2008-06-20
   7 // RCS-ID:      $Id: window.mm 48805 2007-09-19 14:52:25Z SC $
   8 // Copyright:   (c) Stefan Csomor
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #include "wx/wxprec.h"
  13
  14 #ifndef WX_PRECOMP
  15     #include "wx/dcclient.h"
  16     #include "wx/nonownedwnd.h"
  17     #include "wx/log.h"
  18 #endif
  19
  20 #ifdef __WXMAC__
  21     #include "wx/osx/private.h"
  22 #endif
  23
  24 #if wxUSE_CARET
  25     #include "wx/caret.h"
  26 #endif
  27
  28 #if wxUSE_DRAG_AND_DROP
  29     #include "wx/dnd.h"
  30 #endif
  31
  32 #include <objc/objc-runtime.h>
  33
  34 NSRect wxOSXGetFrameForControl( wxWindowMac* window , const wxPoint& pos , const wxSize &size , bool adjustForOrigin )
  35 {
  36     int x, y, w, h ;
  37
  38     window->MacGetBoundsForControl( pos , size , x , y, w, h , adjustForOrigin ) ;
  39     wxRect bounds(x,y,w,h);
  40     NSView* sv = (window->GetParent()->GetHandle() );
  41
  42     return wxToNSRect( sv, bounds );
  43 }
  44
  45 @interface wxNSView : NSView
  46 {
  47     NSTrackingRectTag rectTag;
  48 }
  49
  50 - (BOOL) canBecomeKeyView;
  51 // the tracking tag is needed to track mouse enter / exit events
  52 - (void) setTrackingTag: (NSTrackingRectTag)tag;
  53 - (NSTrackingRectTag) trackingTag;
  54 @end // wxNSView
  55
  56 @interface NSView(PossibleMethods)
  57 - (void)setTitle:(NSString *)aString;
  58 - (void)setStringValue:(NSString *)aString;
  59 - (void)setIntValue:(int)anInt;
  60 - (void)setFloatValue:(float)aFloat;
  61 - (void)setDoubleValue:(double)aDouble;
  62
  63 - (double)minValue;
  64 - (double)maxValue;
  65 - (void)setMinValue:(double)aDouble;
  66 - (void)setMaxValue:(double)aDouble;
  67
  68 - (void)sizeToFit;
  69
  70 - (BOOL)isEnabled;
  71 - (void)setEnabled:(BOOL)flag;
  72
  73 - (void)setImage:(NSImage *)image;
  74 - (void)setControlSize:(NSControlSize)size;
  75
  76 - (id)contentView;
  77
  78 - (void)setTarget:(id)anObject;
  79 - (void)setAction:(SEL)aSelector;
  80 - (void)setDoubleAction:(SEL)aSelector;
  81 @end
  82
  83 long wxOSXTranslateCocoaKey( NSEvent* event )
  84 {
  85     long retval = 0;
  86
  87     if ([event type] != NSFlagsChanged)
  88     {
  89         NSString* s = [event charactersIgnoringModifiers];
  90         // backspace char reports as delete w/modifiers for some reason
  91         if ([s length] == 1)
  92         {
  93             switch ( [s characterAtIndex:0] )
  94             {
  95                 // backspace key
  96                 case 0x7F :
  97                 case 8 :
  98                     retval = WXK_BACK;
  99                     break;
 100                 case NSUpArrowFunctionKey :
 101                     retval = WXK_UP;
 102                     break;
 103                 case NSDownArrowFunctionKey :
 104                     retval = WXK_DOWN;
 105                     break;
 106                 case NSLeftArrowFunctionKey :
 107                     retval = WXK_LEFT;
 108                     break;
 109                 case NSRightArrowFunctionKey :
 110                     retval = WXK_RIGHT;
 111                     break;
 112                 case NSInsertFunctionKey  :
 113                     retval = WXK_INSERT;
 114                     break;
 115                 case NSDeleteFunctionKey  :
 116                     retval = WXK_DELETE;
 117                     break;
 118                 case NSHomeFunctionKey  :
 119                     retval = WXK_HOME;
 120                     break;
 121         //        case NSBeginFunctionKey  :
 122         //            retval = WXK_BEGIN;
 123         //            break;
 124                 case NSEndFunctionKey  :
 125                     retval = WXK_END;
 126                     break;
 127                 case NSPageUpFunctionKey  :
 128                     retval = WXK_PAGEUP;
 129                     break;
 130                case NSPageDownFunctionKey  :
 131                     retval = WXK_PAGEDOWN;
 132                     break;
 133                case NSHelpFunctionKey  :
 134                     retval = WXK_HELP;
 135                     break;
 136                 default:
 137                     int intchar = [[event characters] characterAtIndex: 0];
 138                     if ( intchar >= NSF1FunctionKey && intchar >= NSF24FunctionKey )
 139                         retval = WXK_F1 + (intchar - NSF1FunctionKey );
 140                     break;
 141             }
 142         }
 143     }
 144
 145     // Some keys don't seem to have constants. The code mimics the approach
 146     // taken by WebKit. See:
 147     // http://trac.webkit.org/browser/trunk/WebCore/platform/mac/KeyEventMac.mm
 148     switch( [event keyCode] )
 149     {
 150         // command key
 151         case 54:
 152         case 55:
 153             retval = WXK_COMMAND;
 154             break;
 155         // caps locks key
 156         case 57: // Capslock
 157             retval = WXK_CAPITAL;
 158             break;
 159         // shift key
 160         case 56: // Left Shift
 161         case 60: // Right Shift
 162             retval = WXK_SHIFT;
 163             break;
 164         // alt key
 165         case 58: // Left Alt
 166         case 61: // Right Alt
 167             retval = WXK_ALT;
 168             break;
 169         // ctrl key
 170         case 59: // Left Ctrl
 171         case 62: // Right Ctrl
 172             retval = WXK_CONTROL;
 173             break;
 174         // clear key
 175         case 71:
 176             retval = WXK_CLEAR;
 177             break;
 178         // tab key
 179         case 48:
 180             retval = WXK_TAB;
 181             break;
 182
 183         default :
 184             break;
 185     }
 186     return retval;
 187 }
 188
 189 void SetupKeyEvent( wxKeyEvent &wxevent , NSEvent * nsEvent, NSString* charString = NULL )
 190 {
 191     UInt32 modifiers = [nsEvent modifierFlags] ;
 192     int eventType = [nsEvent type];
 193
 194     wxevent.m_shiftDown = modifiers & NSShiftKeyMask;
 195     wxevent.m_controlDown = modifiers & NSControlKeyMask;
 196     wxevent.m_altDown = modifiers & NSAlternateKeyMask;
 197     wxevent.m_metaDown = modifiers & NSCommandKeyMask;
 198
 199     wxevent.m_rawCode = [nsEvent keyCode];
 200     wxevent.m_rawFlags = modifiers;
 201
 202     wxevent.SetTimestamp( [nsEvent timestamp] * 1000.0 ) ;
 203     switch (eventType)
 204     {
 205         case NSKeyDown :
 206             wxevent.SetEventType( wxEVT_KEY_DOWN )  ;
 207             break;
 208         case NSKeyUp :
 209             wxevent.SetEventType( wxEVT_KEY_UP )  ;
 210             break;
 211         case NSFlagsChanged :
 212             // setup common code here
 213             break;
 214         default :
 215             break ;
 216     }
 217
 218     wxString chars;
 219     if ( eventType != NSFlagsChanged )
 220     {
 221         NSString* nschars = [nsEvent characters];
 222         if ( charString )
 223         {
 224             // if charString is set, it did not come from key up / key down
 225             wxevent.SetEventType( wxEVT_CHAR );
 226             wxCFStringRef cfchars((CFStringRef)[charString retain]);
 227             chars = cfchars.AsString();
 228         }
 229         else if ( nschars )
 230         {
 231             wxCFStringRef cfchars((CFStringRef)[nschars retain]);
 232             chars = cfchars.AsString();
 233         }
 234     }
 235
 236     int aunichar = chars.Length() > 0 ? chars[0] : 0;
 237     long keyval = 0;
 238
 239     if (wxevent.GetEventType() != wxEVT_CHAR)
 240         keyval = wxOSXTranslateCocoaKey(nsEvent) ;
 241
 242     if ( !keyval )
 243     {
 244         if ( wxevent.GetEventType() == wxEVT_KEY_UP || wxevent.GetEventType() == wxEVT_KEY_DOWN )
 245             keyval = wxToupper( aunichar ) ;
 246         else
 247             keyval = aunichar;
 248     }
 249
 250 #if wxUSE_UNICODE
 251     wxevent.m_uniChar = aunichar;
 252 #endif
 253     wxevent.m_keyCode = keyval;
 254 }
 255
 256 UInt32 g_lastButton = 0 ;
 257 bool g_lastButtonWasFakeRight = false ;
 258
 259 void SetupMouseEvent( wxMouseEvent &wxevent , NSEvent * nsEvent )
 260 {
 261     int eventType = [nsEvent type];
 262     UInt32 modifiers = [nsEvent modifierFlags] ;
 263     wxPoint screenMouseLocation = wxFromNSPoint( NULL, [nsEvent locationInWindow]);
 264
 265     // these parameters are not given for all events
 266     UInt32 button = [nsEvent buttonNumber];
 267     UInt32 clickCount = 0;
 268
 269     wxevent.m_x = screenMouseLocation.x;
 270     wxevent.m_y = screenMouseLocation.y;
 271     wxevent.m_shiftDown = modifiers & NSShiftKeyMask;
 272     wxevent.m_controlDown = modifiers & NSControlKeyMask;
 273     wxevent.m_altDown = modifiers & NSAlternateKeyMask;
 274     wxevent.m_metaDown = modifiers & NSCommandKeyMask;
 275     wxevent.SetTimestamp( [nsEvent timestamp] * 1000.0 ) ;
 276
 277     UInt32 mouseChord = 0;
 278
 279     switch (eventType)
 280     {
 281         case NSLeftMouseDown :
 282         case NSLeftMouseDragged :
 283             mouseChord = 1U;
 284             break;
 285         case NSRightMouseDown :
 286         case NSRightMouseDragged :
 287             mouseChord = 2U;
 288             break;
 289         case NSOtherMouseDown :
 290         case NSOtherMouseDragged :
 291             mouseChord = 4U;
 292             break;
 293     }
 294
 295     // a control click is interpreted as a right click
 296     bool thisButtonIsFakeRight = false ;
 297     if ( button == 0 && (modifiers & NSControlKeyMask) )
 298     {
 299         button = 1 ;
 300         thisButtonIsFakeRight = true ;
 301     }
 302
 303     // otherwise we report double clicks by connecting a left click with a ctrl-left click
 304     if ( clickCount > 1 && button != g_lastButton )
 305         clickCount = 1 ;
 306
 307     // we must make sure that our synthetic 'right' button corresponds in
 308     // mouse down, moved and mouse up, and does not deliver a right down and left up
 309     switch (eventType)
 310     {
 311         case NSLeftMouseDown :
 312         case NSRightMouseDown :
 313         case NSOtherMouseDown :
 314             g_lastButton = button ;
 315             g_lastButtonWasFakeRight = thisButtonIsFakeRight ;
 316             break;
 317      }
 318
 319     if ( button == 0 )
 320     {
 321         g_lastButton = 0 ;
 322         g_lastButtonWasFakeRight = false ;
 323     }
 324     else if ( g_lastButton == 1 && g_lastButtonWasFakeRight )
 325         button = g_lastButton ;
 326
 327     // Adjust the chord mask to remove the primary button and add the
 328     // secondary button.  It is possible that the secondary button is
 329     // already pressed, e.g. on a mouse connected to a laptop, but this
 330     // possibility is ignored here:
 331     if( thisButtonIsFakeRight && ( mouseChord & 1U ) )
 332         mouseChord = ((mouseChord & ~1U) | 2U);
 333
 334     if(mouseChord & 1U)
 335                 wxevent.m_leftDown = true ;
 336     if(mouseChord & 2U)
 337                 wxevent.m_rightDown = true ;
 338     if(mouseChord & 4U)
 339                 wxevent.m_middleDown = true ;
 340
 341     // translate into wx types
 342     switch (eventType)
 343     {
 344         case NSLeftMouseDown :
 345         case NSRightMouseDown :
 346         case NSOtherMouseDown :
 347             clickCount = [nsEvent clickCount];
 348             switch ( button )
 349             {
 350                 case 0 :
 351                     wxevent.SetEventType( clickCount > 1 ? wxEVT_LEFT_DCLICK : wxEVT_LEFT_DOWN )  ;
 352                     break ;
 353
 354                 case 1 :
 355                     wxevent.SetEventType( clickCount > 1 ? wxEVT_RIGHT_DCLICK : wxEVT_RIGHT_DOWN ) ;
 356                     break ;
 357
 358                 case 2 :
 359                     wxevent.SetEventType( clickCount > 1 ? wxEVT_MIDDLE_DCLICK : wxEVT_MIDDLE_DOWN ) ;
 360                     break ;
 361
 362                 default:
 363                     break ;
 364             }
 365             break ;
 366
 367         case NSLeftMouseUp :
 368         case NSRightMouseUp :
 369         case NSOtherMouseUp :
 370             clickCount = [nsEvent clickCount];
 371             switch ( button )
 372             {
 373                 case 0 :
 374                     wxevent.SetEventType( wxEVT_LEFT_UP )  ;
 375                     break ;
 376
 377                 case 1 :
 378                     wxevent.SetEventType( wxEVT_RIGHT_UP ) ;
 379                     break ;
 380
 381                 case 2 :
 382                     wxevent.SetEventType( wxEVT_MIDDLE_UP ) ;
 383                     break ;
 384
 385                 default:
 386                     break ;
 387             }
 388             break ;
 389
 390      case NSScrollWheel :
 391         {
 392             wxevent.SetEventType( wxEVT_MOUSEWHEEL ) ;
 393             wxevent.m_wheelDelta = 10;
 394             wxevent.m_linesPerAction = 1;
 395             NSLog(@"deltaX %f, deltaY %f",[nsEvent deltaX], [nsEvent deltaY]);
 396             if ( abs([nsEvent deltaX]) > abs([nsEvent deltaY]) )
 397             {
 398                 wxevent.m_wheelAxis = 1;
 399                 wxevent.m_wheelRotation = [nsEvent deltaX] * 10.0;
 400             }
 401             else
 402             {
 403                 wxevent.m_wheelRotation = [nsEvent deltaY] * 10.0;
 404             }
 405         }
 406         break ;
 407
 408         case NSMouseEntered :
 409             wxevent.SetEventType( wxEVT_ENTER_WINDOW ) ;
 410             break;
 411         case NSMouseExited :
 412             wxevent.SetEventType( wxEVT_LEAVE_WINDOW ) ;
 413             break;
 414         case NSLeftMouseDragged :
 415         case NSRightMouseDragged :
 416         case NSOtherMouseDragged :
 417         case NSMouseMoved :
 418             wxevent.SetEventType( wxEVT_MOTION ) ;
 419             break;
 420         default :
 421             break ;
 422     }
 423
 424     wxevent.m_clickCount = clickCount;
 425
 426 }
 427
 428 @implementation wxNSView
 429
 430 + (void)initialize
 431 {
 432     static BOOL initialized = NO;
 433     if (!initialized)
 434     {
 435         initialized = YES;
 436         wxOSXCocoaClassAddWXMethods( self );
 437     }
 438 }
 439
 440 - (BOOL) canBecomeKeyView
 441 {
 442     return YES;
 443 }
 444
 445 - (void) setTrackingTag: (NSTrackingRectTag)tag
 446 {
 447     rectTag = tag;
 448 }
 449
 450 - (NSTrackingRectTag) trackingTag
 451 {
 452     return rectTag;
 453 }
 454
 455 @end // wxNSView
 456
 457 //
 458 // event handlers
 459 //
 460
 461 #if wxUSE_DRAG_AND_DROP
 462
 463 // see http://lists.apple.com/archives/Cocoa-dev/2005/Jul/msg01244.html
 464 // for details on the NSPasteboard -> PasteboardRef conversion
 465
 466 NSDragOperation wxOSX_draggingEntered( id self, SEL _cmd, id <NSDraggingInfo>sender )
 467 {
 468     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 469     if (impl == NULL)
 470         return NSDragOperationNone;
 471
 472     return impl->draggingEntered(sender, self, _cmd);
 473 }
 474
 475 void wxOSX_draggingExited( id self, SEL _cmd, id <NSDraggingInfo> sender )
 476 {
 477     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 478     if (impl == NULL)
 479         return ;
 480
 481     return impl->draggingExited(sender, self, _cmd);
 482 }
 483
 484 NSDragOperation wxOSX_draggingUpdated( id self, SEL _cmd, id <NSDraggingInfo>sender )
 485 {
 486     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 487     if (impl == NULL)
 488         return NSDragOperationNone;
 489
 490     return impl->draggingUpdated(sender, self, _cmd);
 491 }
 492
 493 BOOL wxOSX_performDragOperation( id self, SEL _cmd, id <NSDraggingInfo> sender )
 494 {
 495     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 496     if (impl == NULL)
 497         return NSDragOperationNone;
 498
 499     return impl->performDragOperation(sender, self, _cmd) ? YES:NO ;
 500 }
 501
 502 void wxOSX_mouseEvent(NSView* self, SEL _cmd, NSEvent *event)
 503 {
 504     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 505     if (impl == NULL)
 506         return;
 507
 508     impl->mouseEvent(event, self, _cmd);
 509 }
 510
 511 void wxOSX_keyEvent(NSView* self, SEL _cmd, NSEvent *event)
 512 {
 513     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 514     if (impl == NULL)
 515         return;
 516
 517     impl->keyEvent(event, self, _cmd);
 518 }
 519
 520 void wxOSX_insertText(NSView* self, SEL _cmd, NSString* text)
 521 {
 522     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 523     if (impl == NULL)
 524         return;
 525
 526     impl->insertText(text, self, _cmd);
 527 }
 528
 529 BOOL wxOSX_performKeyEquivalent(NSView* self, SEL _cmd, NSEvent *event)
 530 {
 531     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 532     if (impl == NULL)
 533         return NO;
 534
 535     return impl->performKeyEquivalent(event, self, _cmd);
 536 }
 537
 538 BOOL wxOSX_becomeFirstResponder(NSView* self, SEL _cmd)
 539 {
 540     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 541     if (impl == NULL)
 542         return NO;
 543
 544     return impl->becomeFirstResponder(self, _cmd);
 545 }
 546
 547 BOOL wxOSX_resignFirstResponder(NSView* self, SEL _cmd)
 548 {
 549     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 550     if (impl == NULL)
 551         return NO;
 552
 553     return impl->resignFirstResponder(self, _cmd);
 554 }
 555
 556 void wxOSX_resetCursorRects(NSView* self, SEL _cmd)
 557 {
 558     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 559     if (impl == NULL)
 560         return;
 561
 562     impl->resetCursorRects(self, _cmd);
 563 }
 564
 565 BOOL wxOSX_isFlipped(NSView* self, SEL _cmd)
 566 {
 567     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 568     if (impl == NULL)
 569         return NO;
 570
 571     return impl->isFlipped(self, _cmd) ? YES:NO;
 572 }
 573
 574 void wxOSX_drawRect(NSView* self, SEL _cmd, NSRect rect)
 575 {
 576     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 577     if (impl == NULL)
 578         return;
 579
 580     return impl->drawRect(&rect, self, _cmd);
 581 }
 582
 583 void wxOSX_controlAction(NSView* self, SEL _cmd, id sender)
 584 {
 585     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 586     if (impl == NULL)
 587         return;
 588
 589     impl->controlAction(self, _cmd, sender);
 590 }
 591
 592 void wxOSX_controlDoubleAction(NSView* self, SEL _cmd, id sender)
 593 {
 594     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 595     if (impl == NULL)
 596         return;
 597
 598     impl->controlDoubleAction(self, _cmd, sender);
 599 }
 600
 601 unsigned int wxWidgetCocoaImpl::draggingEntered(void* s, WXWidget slf, void *_cmd)
 602 {
 603     id <NSDraggingInfo>sender = (id <NSDraggingInfo>) s;
 604     NSPasteboard *pboard = [sender draggingPasteboard];
 605     NSDragOperation sourceDragMask = [sender draggingSourceOperationMask];
 606
 607     wxWindow* wxpeer = GetWXPeer();
 608     if ( wxpeer == NULL )
 609         return NSDragOperationNone;
 610
 611     wxDropTarget* target = wxpeer->GetDropTarget();
 612     if ( target == NULL )
 613         return NSDragOperationNone;
 614
 615     wxDragResult result = wxDragNone;
 616     wxPoint pt = wxFromNSPoint( m_osxView, [sender draggingLocation] );
 617
 618     if ( sourceDragMask & NSDragOperationLink )
 619         result = wxDragLink;
 620     else if ( sourceDragMask & NSDragOperationCopy )
 621         result = wxDragCopy;
 622     else if ( sourceDragMask & NSDragOperationMove )
 623         result = wxDragMove;
 624
 625     PasteboardRef pboardRef;
 626     PasteboardCreate((CFStringRef)[pboard name], &pboardRef);
 627     target->SetCurrentDragPasteboard(pboardRef);
 628     result = target->OnEnter(pt.x, pt.y, result);
 629     CFRelease(pboardRef);
 630
 631     NSDragOperation nsresult = NSDragOperationNone;
 632     switch (result )
 633     {
 634         case wxDragLink:
 635             nsresult = NSDragOperationLink;
 636         case wxDragMove:
 637             nsresult = NSDragOperationMove;
 638         case wxDragCopy:
 639             nsresult = NSDragOperationCopy;
 640         default :
 641             break;
 642     }
 643     return nsresult;
 644 }
 645
 646 void wxWidgetCocoaImpl::draggingExited(void* s, WXWidget slf, void *_cmd)
 647 {
 648     id <NSDraggingInfo>sender = (id <NSDraggingInfo>) s;
 649     NSPasteboard *pboard = [sender draggingPasteboard];
 650
 651     wxWindow* wxpeer = GetWXPeer();
 652     if ( wxpeer == NULL )
 653         return;
 654
 655     wxDropTarget* target = wxpeer->GetDropTarget();
 656     if ( target == NULL )
 657         return;
 658
 659     PasteboardRef pboardRef;
 660     PasteboardCreate((CFStringRef)[pboard name], &pboardRef);
 661     target->SetCurrentDragPasteboard(pboardRef);
 662     target->OnLeave();
 663     CFRelease(pboardRef);
 664  }
 665
 666 unsigned int wxWidgetCocoaImpl::draggingUpdated(void* s, WXWidget slf, void *_cmd)
 667 {
 668     id <NSDraggingInfo>sender = (id <NSDraggingInfo>) s;
 669     NSPasteboard *pboard = [sender draggingPasteboard];
 670     NSDragOperation sourceDragMask = [sender draggingSourceOperationMask];
 671
 672     wxWindow* wxpeer = GetWXPeer();
 673     if ( wxpeer == NULL )
 674         return NSDragOperationNone;
 675
 676     wxDropTarget* target = wxpeer->GetDropTarget();
 677     if ( target == NULL )
 678         return NSDragOperationNone;
 679
 680     wxDragResult result = wxDragNone;
 681     wxPoint pt = wxFromNSPoint( m_osxView, [sender draggingLocation] );
 682
 683     if ( sourceDragMask & NSDragOperationLink )
 684         result = wxDragLink;
 685     else if ( sourceDragMask & NSDragOperationCopy )
 686         result = wxDragCopy;
 687     else if ( sourceDragMask & NSDragOperationMove )
 688         result = wxDragMove;
 689
 690     PasteboardRef pboardRef;
 691     PasteboardCreate((CFStringRef)[pboard name], &pboardRef);
 692     target->SetCurrentDragPasteboard(pboardRef);
 693     result = target->OnDragOver(pt.x, pt.y, result);
 694     CFRelease(pboardRef);
 695
 696     NSDragOperation nsresult = NSDragOperationNone;
 697     switch (result )
 698     {
 699         case wxDragLink:
 700             nsresult = NSDragOperationLink;
 701         case wxDragMove:
 702             nsresult = NSDragOperationMove;
 703         case wxDragCopy:
 704             nsresult = NSDragOperationCopy;
 705         default :
 706             break;
 707     }
 708     return nsresult;
 709 }
 710
 711 bool wxWidgetCocoaImpl::performDragOperation(void* s, WXWidget slf, void *_cmd)
 712 {
 713     id <NSDraggingInfo>sender = (id <NSDraggingInfo>) s;
 714
 715     NSPasteboard *pboard = [sender draggingPasteboard];
 716     NSDragOperation sourceDragMask = [sender draggingSourceOperationMask];
 717
 718     wxWindow* wxpeer = GetWXPeer();
 719     wxDropTarget* target = wxpeer->GetDropTarget();
 720     wxDragResult result = wxDragNone;
 721     wxPoint pt = wxFromNSPoint( m_osxView, [sender draggingLocation] );
 722
 723     if ( sourceDragMask & NSDragOperationLink )
 724         result = wxDragLink;
 725     else if ( sourceDragMask & NSDragOperationCopy )
 726         result = wxDragCopy;
 727     else if ( sourceDragMask & NSDragOperationMove )
 728         result = wxDragMove;
 729
 730     PasteboardRef pboardRef;
 731     PasteboardCreate((CFStringRef)[pboard name], &pboardRef);
 732     target->SetCurrentDragPasteboard(pboardRef);
 733     result = target->OnData(pt.x, pt.y, result);
 734     CFRelease(pboardRef);
 735
 736     return result != wxDragNone;
 737 }
 738
 739 #endif
 740
 741 typedef void (*wxOSX_TextEventHandlerPtr)(NSView* self, SEL _cmd, NSString *event);
 742 typedef void (*wxOSX_EventHandlerPtr)(NSView* self, SEL _cmd, NSEvent *event);
 743 typedef BOOL (*wxOSX_PerformKeyEventHandlerPtr)(NSView* self, SEL _cmd, NSEvent *event);
 744 typedef BOOL (*wxOSX_FocusHandlerPtr)(NSView* self, SEL _cmd);
 745 typedef BOOL (*wxOSX_ResetCursorRectsHandlerPtr)(NSView* self, SEL _cmd);
 746 typedef BOOL (*wxOSX_DrawRectHandlerPtr)(NSView* self, SEL _cmd, NSRect rect);
 747
 748 void wxWidgetCocoaImpl::mouseEvent(WX_NSEvent event, WXWidget slf, void *_cmd)
 749 {
 750     if ( !DoHandleMouseEvent(event) )
 751     {
 752         wxOSX_EventHandlerPtr superimpl = (wxOSX_EventHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
 753         superimpl(slf, (SEL)_cmd, event);
 754     }
 755 }
 756
 757 void wxWidgetCocoaImpl::keyEvent(WX_NSEvent event, WXWidget slf, void *_cmd)
 758 {
 759     if ( [[slf window] firstResponder] != slf || !DoHandleKeyEvent(event) )
 760     {
 761         wxOSX_EventHandlerPtr superimpl = (wxOSX_EventHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
 762         superimpl(slf, (SEL)_cmd, event);
 763     }
 764 }
 765
 766 void wxWidgetCocoaImpl::insertText(NSString* text, WXWidget slf, void *_cmd)
 767 {
 768     if (m_lastKeyDownEvent && !DoHandleCharEvent(m_lastKeyDownEvent, text) )
 769     {
 770             wxOSX_TextEventHandlerPtr superimpl = (wxOSX_TextEventHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
 771             superimpl(slf, (SEL)_cmd, text);
 772     }
 773     m_lastKeyDownEvent = NULL;
 774 }
 775
 776
 777 bool wxWidgetCocoaImpl::performKeyEquivalent(WX_NSEvent event, WXWidget slf, void *_cmd)
 778 {
 779     wxOSX_PerformKeyEventHandlerPtr superimpl = (wxOSX_PerformKeyEventHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
 780     return superimpl(slf, (SEL)_cmd, event);
 781 }
 782
 783 bool wxWidgetCocoaImpl::becomeFirstResponder(WXWidget slf, void *_cmd)
 784 {
 785     wxOSX_FocusHandlerPtr superimpl = (wxOSX_FocusHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
 786     BOOL r = superimpl(slf, (SEL)_cmd);
 787     if ( r )
 788         DoNotifyFocusEvent( true );
 789     return r;
 790 }
 791
 792 bool wxWidgetCocoaImpl::resignFirstResponder(WXWidget slf, void *_cmd)
 793 {
 794     wxOSX_FocusHandlerPtr superimpl = (wxOSX_FocusHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
 795     BOOL r = superimpl(slf, (SEL)_cmd);
 796     if ( r )
 797         DoNotifyFocusEvent( false );
 798     return r;
 799 }
 800
 801 void wxWidgetCocoaImpl::resetCursorRects(WXWidget slf, void *_cmd)
 802 {
 803     wxWindow* wxpeer = GetWXPeer();
 804     if ( wxpeer )
 805     {
 806         NSCursor *cursor = (NSCursor*)wxpeer->GetCursor().GetHCURSOR();
 807         if (cursor == NULL)
 808         {
 809             wxOSX_ResetCursorRectsHandlerPtr superimpl = (wxOSX_ResetCursorRectsHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
 810             superimpl(slf, (SEL)_cmd);
 811         }
 812         else
 813         {
 814             [slf addCursorRect: [slf bounds]
 815                 cursor: cursor];
 816         }
 817     }
 818 }
 819
 820 bool wxWidgetCocoaImpl::isFlipped(WXWidget slf, void *_cmd)
 821 {
 822     return m_isFlipped;
 823 }
 824
 825
 826 #define OSX_DEBUG_DRAWING 0
 827
 828 void wxWidgetCocoaImpl::drawRect(void* rect, WXWidget slf, void *_cmd)
 829 {
 830     CGContextRef context = (CGContextRef) [[NSGraphicsContext currentContext] graphicsPort];
 831     CGContextSaveGState( context );
 832
 833 #if OSX_DEBUG_DRAWING
 834     CGContextBeginPath( context );
 835     CGContextMoveToPoint(context, 0, 0);
 836     NSRect bounds = [self bounds];
 837     CGContextAddLineToPoint(context, 10, 0);
 838     CGContextMoveToPoint(context, 0, 0);
 839     CGContextAddLineToPoint(context, 0, 10);
 840     CGContextMoveToPoint(context, bounds.size.width, bounds.size.height);
 841     CGContextAddLineToPoint(context, bounds.size.width, bounds.size.height-10);
 842     CGContextMoveToPoint(context, bounds.size.width, bounds.size.height);
 843     CGContextAddLineToPoint(context, bounds.size.width-10, bounds.size.height);
 844     CGContextClosePath( context );
 845     CGContextStrokePath(context);
 846 #endif
 847
 848     if ( !m_isFlipped )
 849     {
 850         CGContextTranslateCTM( context, 0,  [m_osxView bounds].size.height );
 851         CGContextScaleCTM( context, 1, -1 );
 852     }
 853
 854     wxRegion updateRgn;
 855     const NSRect *rects;
 856     NSInteger count;
 857
 858     [slf getRectsBeingDrawn:&rects count:&count];
 859     for ( int i = 0 ; i < count ; ++i )
 860     {
 861         updateRgn.Union(wxFromNSRect(slf, rects[i]) );
 862     }
 863
 864     wxWindow* wxpeer = GetWXPeer();
 865     wxpeer->GetUpdateRegion() = updateRgn;
 866     wxpeer->MacSetCGContextRef( context );
 867
 868     bool handled = wxpeer->MacDoRedraw( 0 );
 869
 870     CGContextRestoreGState( context );
 871
 872     CGContextSaveGState( context );
 873     if ( !handled )
 874     {
 875         // call super
 876         SEL _cmd = @selector(drawRect:);
 877         wxOSX_DrawRectHandlerPtr superimpl = (wxOSX_DrawRectHandlerPtr) [[slf superclass] instanceMethodForSelector:_cmd];
 878         superimpl(slf, _cmd, *(NSRect*)rect);
 879         CGContextRestoreGState( context );
 880         CGContextSaveGState( context );
 881     }
 882     wxpeer->MacPaintChildrenBorders();
 883     wxpeer->MacSetCGContextRef( NULL );
 884     CGContextRestoreGState( context );
 885 }
 886
 887 void wxWidgetCocoaImpl::controlAction( WXWidget slf, void *_cmd, void *sender)
 888 {
 889     wxWindow* wxpeer = (wxWindow*) GetWXPeer();
 890     if ( wxpeer )
 891         wxpeer->OSXHandleClicked(0);
 892 }
 893
 894 void wxWidgetCocoaImpl::controlDoubleAction( WXWidget slf, void *_cmd, void *sender)
 895 {
 896 }
 897
 898 //
 899
 900 #if OBJC_API_VERSION >= 2
 901
 902 #define wxOSX_CLASS_ADD_METHOD( c, s, i, t ) \
 903     class_addMethod(c, s, i, t );
 904
 905 #else
 906
 907 #define wxOSX_CLASS_ADD_METHOD( c, s, i, t ) \
 908     { s, t, i },
 909
 910 #endif
 911
 912 void wxOSXCocoaClassAddWXMethods(Class c)
 913 {
 914
 915 #if OBJC_API_VERSION < 2
 916     static objc_method wxmethods[] =
 917     {
 918 #endif
 919
 920     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseDown:), (IMP) wxOSX_mouseEvent, "v@:@" )
 921     wxOSX_CLASS_ADD_METHOD(c, @selector(rightMouseDown:), (IMP) wxOSX_mouseEvent, "v@:@" )
 922     wxOSX_CLASS_ADD_METHOD(c, @selector(otherMouseDown:), (IMP) wxOSX_mouseEvent, "v@:@" )
 923
 924     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseUp:), (IMP) wxOSX_mouseEvent, "v@:@" )
 925     wxOSX_CLASS_ADD_METHOD(c, @selector(rightMouseUp:), (IMP) wxOSX_mouseEvent, "v@:@" )
 926     wxOSX_CLASS_ADD_METHOD(c, @selector(otherMouseUp:), (IMP) wxOSX_mouseEvent, "v@:@" )
 927
 928     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseMoved:), (IMP) wxOSX_mouseEvent, "v@:@" )
 929
 930     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseDragged:), (IMP) wxOSX_mouseEvent, "v@:@" )
 931     wxOSX_CLASS_ADD_METHOD(c, @selector(rightMouseDragged:), (IMP) wxOSX_mouseEvent, "v@:@" )
 932     wxOSX_CLASS_ADD_METHOD(c, @selector(otherMouseDragged:), (IMP) wxOSX_mouseEvent, "v@:@" )
 933
 934     wxOSX_CLASS_ADD_METHOD(c, @selector(scrollWheel:), (IMP) wxOSX_mouseEvent, "v@:@" )
 935     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseEntered:), (IMP) wxOSX_mouseEvent, "v@:@" )
 936     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseExited:), (IMP) wxOSX_mouseEvent, "v@:@" )
 937
 938     wxOSX_CLASS_ADD_METHOD(c, @selector(keyDown:), (IMP) wxOSX_keyEvent, "v@:@" )
 939     wxOSX_CLASS_ADD_METHOD(c, @selector(keyUp:), (IMP) wxOSX_keyEvent, "v@:@" )
 940     wxOSX_CLASS_ADD_METHOD(c, @selector(flagsChanged:), (IMP) wxOSX_keyEvent, "v@:@" )
 941
 942     wxOSX_CLASS_ADD_METHOD(c, @selector(insertText:), (IMP) wxOSX_insertText, "v@:@" )
 943
 944     wxOSX_CLASS_ADD_METHOD(c, @selector(performKeyEquivalent:), (IMP) wxOSX_performKeyEquivalent, "v@:@" )
 945
 946     wxOSX_CLASS_ADD_METHOD(c, @selector(becomeFirstResponder), (IMP) wxOSX_becomeFirstResponder, "c@:" )
 947     wxOSX_CLASS_ADD_METHOD(c, @selector(resignFirstResponder), (IMP) wxOSX_resignFirstResponder, "c@:" )
 948     wxOSX_CLASS_ADD_METHOD(c, @selector(resetCursorRects), (IMP) wxOSX_resetCursorRects, "v@:" )
 949
 950     wxOSX_CLASS_ADD_METHOD(c, @selector(isFlipped), (IMP) wxOSX_isFlipped, "c@:" )
 951     wxOSX_CLASS_ADD_METHOD(c, @selector(drawRect:), (IMP) wxOSX_drawRect, "v@:{_NSRect={_NSPoint=ff}{_NSSize=ff}}" )
 952
 953     wxOSX_CLASS_ADD_METHOD(c, @selector(controlAction:), (IMP) wxOSX_controlAction, "v@:@" )
 954     wxOSX_CLASS_ADD_METHOD(c, @selector(controlDoubleAction:), (IMP) wxOSX_controlDoubleAction, "v@:@" )
 955
 956 #if wxUSE_DRAG_AND_DROP
 957     wxOSX_CLASS_ADD_METHOD(c, @selector(draggingEntered:), (IMP) wxOSX_draggingEntered, "I@:@" )
 958     wxOSX_CLASS_ADD_METHOD(c, @selector(draggingUpdated:), (IMP) wxOSX_draggingUpdated, "I@:@" )
 959     wxOSX_CLASS_ADD_METHOD(c, @selector(draggingExited:), (IMP) wxOSX_draggingExited, "v@:@" )
 960     wxOSX_CLASS_ADD_METHOD(c, @selector(performDragOperation:), (IMP) wxOSX_performDragOperation, "c@:@" )
 961 #endif
 962
 963 #if OBJC_API_VERSION < 2
 964     } ;
 965     static int method_count = WXSIZEOF( wxmethods );
 966     static objc_method_list *wxmethodlist = NULL;
 967     if ( wxmethodlist == NULL )
 968     {
 969         wxmethodlist = (objc_method_list*) malloc(sizeof(objc_method_list) + sizeof(wxmethods) );
 970         memcpy( &wxmethodlist->method_list[0], &wxmethods[0], sizeof(wxmethods) );
 971         wxmethodlist->method_count = method_count;
 972         wxmethodlist->obsolete = 0;
 973     }
 974     class_addMethods( c, wxmethodlist );
 975 #endif
 976 }
 977
 978 //
 979 // C++ implementation class
 980 //
 981
 982 IMPLEMENT_DYNAMIC_CLASS( wxWidgetCocoaImpl , wxWidgetImpl )
 983
 984 wxWidgetCocoaImpl::wxWidgetCocoaImpl( wxWindowMac* peer , WXWidget w, bool isRootControl ) :
 985     wxWidgetImpl( peer, isRootControl )
 986 {
 987     Init();
 988     m_osxView = w;
 989 }
 990
 991 wxWidgetCocoaImpl::wxWidgetCocoaImpl()
 992 {
 993     Init();
 994 }
 995
 996 void wxWidgetCocoaImpl::Init()
 997 {
 998     m_osxView = NULL;
 999     m_isFlipped = true;
1000     m_lastKeyDownEvent = NULL;
1001 }
1002
1003 wxWidgetCocoaImpl::~wxWidgetCocoaImpl()
1004 {
1005     RemoveAssociations( this );
1006
1007     if ( !IsRootControl() )
1008     {
1009         NSView *sv = [m_osxView superview];
1010         if ( sv != nil )
1011             [m_osxView removeFromSuperview];
1012     }
1013     [m_osxView release];
1014 }
1015
1016 bool wxWidgetCocoaImpl::IsVisible() const
1017 {
1018     return [m_osxView isHiddenOrHasHiddenAncestor] == NO;
1019 }
1020
1021 void wxWidgetCocoaImpl::SetVisibility( bool visible )
1022 {
1023     [m_osxView setHidden:(visible ? NO:YES)];
1024 }
1025
1026 void wxWidgetCocoaImpl::Raise()
1027 {
1028 }
1029
1030 void wxWidgetCocoaImpl::Lower()
1031 {
1032 }
1033
1034 void wxWidgetCocoaImpl::ScrollRect( const wxRect *rect, int dx, int dy )
1035 {
1036 #if 1
1037     SetNeedsDisplay() ;
1038 #else
1039     // We should do something like this, but it wasn't working in 10.4.
1040     if (GetNeedsDisplay() )
1041     {
1042         SetNeedsDisplay() ;
1043     }
1044     NSRect r = wxToNSRect( [m_osxView superview], *rect );
1045     NSSize offset = NSMakeSize((float)dx, (float)dy);
1046     [m_osxView scrollRect:r by:offset];
1047 #endif
1048 }
1049
1050 void wxWidgetCocoaImpl::Move(int x, int y, int width, int height)
1051 {
1052     wxWindowMac* parent = GetWXPeer()->GetParent();
1053     // under Cocoa we might have a contentView in the wxParent to which we have to
1054     // adjust the coordinates
1055     if (parent)
1056     {
1057         int cx = 0,cy = 0,cw = 0,ch = 0;
1058         if ( parent->GetPeer() )
1059         {
1060             parent->GetPeer()->GetContentArea(cx, cy, cw, ch);
1061             x -= cx;
1062             y -= cy;
1063         }
1064     }
1065     NSRect r = wxToNSRect( [m_osxView superview], wxRect(x,y,width, height) );
1066     [m_osxView setFrame:r];
1067
1068     if ([m_osxView respondsToSelector:@selector(trackingTag)] )
1069     {
1070         if ( [(wxNSView*)m_osxView trackingTag] )
1071             [m_osxView removeTrackingRect: [(wxNSView*)m_osxView trackingTag]];
1072
1073         [(wxNSView*)m_osxView setTrackingTag: [m_osxView addTrackingRect: [m_osxView bounds] owner: m_osxView userData: nil assumeInside: NO]];
1074     }
1075 }
1076
1077 void wxWidgetCocoaImpl::GetPosition( int &x, int &y ) const
1078 {
1079     wxRect r = wxFromNSRect( [m_osxView superview], [m_osxView frame] );
1080     x = r.GetLeft();
1081     y = r.GetTop();
1082 }
1083
1084 void wxWidgetCocoaImpl::GetSize( int &width, int &height ) const
1085 {
1086     NSRect rect = [m_osxView frame];
1087     width = rect.size.width;
1088     height = rect.size.height;
1089 }
1090
1091 void wxWidgetCocoaImpl::GetContentArea( int&left, int &top, int &width, int &height ) const
1092 {
1093     if ( [m_osxView respondsToSelector:@selector(contentView) ] )
1094     {
1095         NSView* cv = [m_osxView contentView];
1096
1097         NSRect bounds = [m_osxView bounds];
1098         NSRect rect = [cv frame];
1099
1100         int y = rect.origin.y;
1101         int x = rect.origin.x;
1102         if ( ![ m_osxView isFlipped ] )
1103             y = bounds.size.height - (rect.origin.y + rect.size.height);
1104         left = x;
1105         top = y;
1106         width = rect.size.width;
1107         height = rect.size.height;
1108     }
1109     else
1110     {
1111         left = top = 0;
1112         GetSize( width, height );
1113     }
1114 }
1115
1116 void wxWidgetCocoaImpl::SetNeedsDisplay( const wxRect* where )
1117 {
1118     if ( where )
1119         [m_osxView setNeedsDisplayInRect:wxToNSRect(m_osxView, *where )];
1120     else
1121         [m_osxView setNeedsDisplay:YES];
1122 }
1123
1124 bool wxWidgetCocoaImpl::GetNeedsDisplay() const
1125 {
1126     return [m_osxView needsDisplay];
1127 }
1128
1129 bool wxWidgetCocoaImpl::CanFocus() const
1130 {
1131     return [m_osxView canBecomeKeyView] == YES;
1132 }
1133
1134 bool wxWidgetCocoaImpl::HasFocus() const
1135 {
1136     return ( [[m_osxView window] firstResponder] == m_osxView );
1137 }
1138
1139 bool wxWidgetCocoaImpl::SetFocus()
1140 {
1141     if ( [m_osxView canBecomeKeyView] == NO )
1142         return false;
1143
1144     [[m_osxView window] makeFirstResponder: m_osxView] ;
1145     return true;
1146 }
1147
1148
1149 void wxWidgetCocoaImpl::RemoveFromParent()
1150 {
1151     [m_osxView removeFromSuperview];
1152 }
1153
1154 void wxWidgetCocoaImpl::Embed( wxWidgetImpl *parent )
1155 {
1156     NSView* container = parent->GetWXWidget() ;
1157     wxASSERT_MSG( container != NULL , wxT("No valid mac container control") ) ;
1158     [container addSubview:m_osxView];
1159 }
1160
1161 void wxWidgetCocoaImpl::SetBackgroundColour( const wxColour &WXUNUSED(col) )
1162 {
1163     // m_osxView.backgroundColor = [[UIColor alloc] initWithCGColor:col.GetCGColor()];
1164 }
1165
1166 void wxWidgetCocoaImpl::SetLabel( const wxString& title, wxFontEncoding encoding )
1167 {
1168     if ( [m_osxView respondsToSelector:@selector(setTitle:) ] )
1169     {
1170         wxCFStringRef cf( title , m_wxPeer->GetFont().GetEncoding() );
1171         [m_osxView setTitle:cf.AsNSString()];
1172     }
1173     else if ( [m_osxView respondsToSelector:@selector(setStringValue:) ] )
1174     {
1175         wxCFStringRef cf( title , m_wxPeer->GetFont().GetEncoding() );
1176         [m_osxView setStringValue:cf.AsNSString()];
1177     }
1178 }
1179
1180
1181 void  wxWidgetImpl::Convert( wxPoint *pt , wxWidgetImpl *from , wxWidgetImpl *to )
1182 {
1183     NSPoint p = wxToNSPoint( from->GetWXWidget(), *pt );
1184     p = [from->GetWXWidget() convertPoint:p toView:to->GetWXWidget() ];
1185     *pt = wxFromNSPoint( to->GetWXWidget(), p );
1186 }
1187
1188 wxInt32 wxWidgetCocoaImpl::GetValue() const
1189 {
1190     return [(NSControl*)m_osxView intValue];
1191 }
1192
1193 void wxWidgetCocoaImpl::SetValue( wxInt32 v )
1194 {
1195     if (  [m_osxView respondsToSelector:@selector(setIntValue:)] )
1196     {
1197         [m_osxView setIntValue:v];
1198     }
1199     else if (  [m_osxView respondsToSelector:@selector(setFloatValue:)] )
1200     {
1201         [m_osxView setFloatValue:(double)v];
1202     }
1203     else if (  [m_osxView respondsToSelector:@selector(setDoubleValue:)] )
1204     {
1205         [m_osxView setDoubleValue:(double)v];
1206     }
1207 }
1208
1209 void wxWidgetCocoaImpl::SetMinimum( wxInt32 v )
1210 {
1211     if (  [m_osxView respondsToSelector:@selector(setMinValue:)] )
1212     {
1213         [m_osxView setMinValue:(double)v];
1214     }
1215 }
1216
1217 void wxWidgetCocoaImpl::SetMaximum( wxInt32 v )
1218 {
1219     if (  [m_osxView respondsToSelector:@selector(setMaxValue:)] )
1220     {
1221         [m_osxView setMaxValue:(double)v];
1222     }
1223 }
1224
1225 wxInt32 wxWidgetCocoaImpl::GetMinimum() const
1226 {
1227     if (  [m_osxView respondsToSelector:@selector(getMinValue:)] )
1228     {
1229         return [m_osxView minValue];
1230     }
1231     return 0;
1232 }
1233
1234 wxInt32 wxWidgetCocoaImpl::GetMaximum() const
1235 {
1236     if (  [m_osxView respondsToSelector:@selector(getMaxValue:)] )
1237     {
1238         return [m_osxView maxValue];
1239     }
1240     return 0;
1241 }
1242
1243 void wxWidgetCocoaImpl::SetBitmap( const wxBitmap& bitmap )
1244 {
1245     if (  [m_osxView respondsToSelector:@selector(setImage:)] )
1246     {
1247         [m_osxView setImage:bitmap.GetNSImage()];
1248     }
1249 }
1250
1251 void wxWidgetCocoaImpl::SetupTabs( const wxNotebook& notebook)
1252 {
1253     // implementation in subclass
1254 }
1255
1256 void wxWidgetCocoaImpl::GetBestRect( wxRect *r ) const
1257 {
1258     r->x = r->y = r->width = r->height = 0;
1259 //    if (  [m_osxView isKindOfClass:[NSControl class]] )
1260     if (  [m_osxView respondsToSelector:@selector(sizeToFit)] )
1261     {
1262         NSRect former = [m_osxView frame];
1263         [m_osxView sizeToFit];
1264         NSRect best = [m_osxView frame];
1265         [m_osxView setFrame:former];
1266         r->width = best.size.width;
1267         r->height = best.size.height;
1268     }
1269 }
1270
1271 bool wxWidgetCocoaImpl::IsEnabled() const
1272 {
1273     if ( [m_osxView respondsToSelector:@selector(isEnabled) ] )
1274         return [m_osxView isEnabled];
1275     return true;
1276 }
1277
1278 void wxWidgetCocoaImpl::Enable( bool enable )
1279 {
1280     if ( [m_osxView respondsToSelector:@selector(setEnabled:) ] )
1281         [m_osxView setEnabled:enable];
1282 }
1283
1284 void wxWidgetCocoaImpl::PulseGauge()
1285 {
1286 }
1287
1288 void wxWidgetCocoaImpl::SetScrollThumb( wxInt32 val, wxInt32 view )
1289 {
1290 }
1291
1292 void wxWidgetCocoaImpl::SetControlSize( wxWindowVariant variant )
1293 {
1294     NSControlSize size = NSRegularControlSize;
1295
1296     switch ( variant )
1297     {
1298         case wxWINDOW_VARIANT_NORMAL :
1299             size = NSRegularControlSize;
1300             break ;
1301
1302         case wxWINDOW_VARIANT_SMALL :
1303             size = NSSmallControlSize;
1304             break ;
1305
1306         case wxWINDOW_VARIANT_MINI :
1307             size = NSMiniControlSize;
1308             break ;
1309
1310         case wxWINDOW_VARIANT_LARGE :
1311             size = NSRegularControlSize;
1312             break ;
1313
1314         default:
1315             wxFAIL_MSG(_T("unexpected window variant"));
1316             break ;
1317     }
1318     if ( [m_osxView respondsToSelector:@selector(setControlSize:)] )
1319         [m_osxView setControlSize:size];
1320 }
1321
1322 void wxWidgetCocoaImpl::SetFont(wxFont const&, wxColour const&, long, bool)
1323 {
1324     // TODO
1325 }
1326
1327 void wxWidgetCocoaImpl::InstallEventHandler( WXWidget control )
1328 {
1329     WXWidget c =  control ? control : (WXWidget) m_osxView;
1330     wxWidgetImpl::Associate( c, this ) ;
1331     if ([c respondsToSelector:@selector(setAction:)])
1332     {
1333         [c setTarget: c];
1334         [c setAction: @selector(controlAction:)];
1335         if ([c respondsToSelector:@selector(setDoubleAction:)])
1336         {
1337             [c setDoubleAction: @selector(controlDoubleAction:)];
1338         }
1339
1340     }
1341 }
1342
1343 bool wxWidgetCocoaImpl::DoHandleCharEvent(NSEvent *event, NSString *text)
1344 {
1345     wxKeyEvent wxevent(wxEVT_KEY_DOWN);
1346     SetupKeyEvent( wxevent, event, text );
1347
1348     return GetWXPeer()->OSXHandleKeyEvent(wxevent);
1349 }
1350
1351 bool wxWidgetCocoaImpl::DoHandleKeyEvent(NSEvent *event)
1352 {
1353     wxKeyEvent wxevent(wxEVT_KEY_DOWN);
1354     SetupKeyEvent( wxevent, event );
1355
1356     bool result = GetWXPeer()->OSXHandleKeyEvent(wxevent);
1357
1358     // this will fire higher level events, like insertText, to help
1359     // us handle EVT_CHAR, etc.
1360     if ([event type] == NSKeyDown)
1361     {
1362         m_lastKeyDownEvent = event;
1363         [m_osxView interpretKeyEvents:[NSArray arrayWithObject:event]];
1364     }
1365     return result;
1366 }
1367
1368 bool wxWidgetCocoaImpl::DoHandleMouseEvent(NSEvent *event)
1369 {
1370     NSPoint clickLocation;
1371     clickLocation = [m_osxView convertPoint:[event locationInWindow] fromView:nil];
1372     wxPoint pt = wxFromNSPoint( m_osxView, clickLocation );
1373     wxMouseEvent wxevent(wxEVT_LEFT_DOWN);
1374     SetupMouseEvent( wxevent , event ) ;
1375     wxevent.m_x = pt.x;
1376     wxevent.m_y = pt.y;
1377
1378     return GetWXPeer()->HandleWindowEvent(wxevent);
1379 }
1380
1381 void wxWidgetCocoaImpl::DoNotifyFocusEvent(bool receivedFocus)
1382 {
1383     wxWindow* thisWindow = GetWXPeer();
1384     if ( thisWindow->MacGetTopLevelWindow() && NeedsFocusRect() )
1385     {
1386         thisWindow->MacInvalidateBorders();
1387     }
1388
1389     if ( receivedFocus )
1390     {
1391         wxLogTrace(_T("Focus"), _T("focus set(%p)"), static_cast<void*>(thisWindow));
1392         wxChildFocusEvent eventFocus((wxWindow*)thisWindow);
1393         thisWindow->HandleWindowEvent(eventFocus);
1394
1395 #if wxUSE_CARET
1396         if ( thisWindow->GetCaret() )
1397             thisWindow->GetCaret()->OnSetFocus();
1398 #endif
1399
1400         wxFocusEvent event(wxEVT_SET_FOCUS, thisWindow->GetId());
1401         event.SetEventObject(thisWindow);
1402         // TODO how to find out the targetFocusWindow ?
1403         // event.SetWindow(targetFocusWindow);
1404         thisWindow->HandleWindowEvent(event) ;
1405     }
1406     else // !receivedFocuss
1407     {
1408 #if wxUSE_CARET
1409         if ( thisWindow->GetCaret() )
1410             thisWindow->GetCaret()->OnKillFocus();
1411 #endif
1412
1413         wxLogTrace(_T("Focus"), _T("focus lost(%p)"), static_cast<void*>(thisWindow));
1414
1415         wxFocusEvent event( wxEVT_KILL_FOCUS, thisWindow->GetId());
1416         event.SetEventObject(thisWindow);
1417         // TODO how to find out the targetFocusWindow ?
1418         // event.SetWindow(targetFocusWindow);
1419         thisWindow->HandleWindowEvent(event) ;
1420     }
1421 }
1422
1423 void wxWidgetCocoaImpl::SetCursor(const wxCursor& cursor)
1424 {
1425     NSPoint location = [NSEvent mouseLocation];
1426     location = [[m_osxView window] convertScreenToBase:location];
1427     NSPoint locationInView = [m_osxView convertPoint:location fromView:nil];
1428
1429     if( NSMouseInRect(locationInView, [m_osxView bounds], YES) )
1430     {
1431         [(NSCursor*)cursor.GetHCURSOR() set];
1432     }
1433     [[m_osxView window] invalidateCursorRectsForView:m_osxView];
1434 }
1435
1436 void wxWidgetCocoaImpl::CaptureMouse()
1437 {
1438     [[m_osxView window] disableCursorRects];
1439 }
1440
1441 void wxWidgetCocoaImpl::ReleaseMouse()
1442 {
1443     [[m_osxView window] enableCursorRects];
1444 }
1445
1446 void wxWidgetCocoaImpl::SetFlipped(bool flipped)
1447 {
1448     m_isFlipped = flipped;
1449 }
1450
1451 //
1452 // Factory methods
1453 //
1454
1455 wxWidgetImpl* wxWidgetImpl::CreateUserPane( wxWindowMac* wxpeer, wxWindowMac* parent, wxWindowID id, const wxPoint& pos, const wxSize& size,
1456                             long style, long extraStyle)
1457 {
1458     NSRect r = wxOSXGetFrameForControl( wxpeer, pos , size ) ;
1459     wxNSView* v = [[wxNSView alloc] initWithFrame:r];
1460
1461     // temporary hook for dnd
1462     [v registerForDraggedTypes:[NSArray arrayWithObjects:
1463         NSStringPboardType, NSFilenamesPboardType, NSTIFFPboardType, NSPICTPboardType, NSPDFPboardType, nil]];
1464
1465     wxWidgetCocoaImpl* c = new wxWidgetCocoaImpl( wxpeer, v );
1466     return c;
1467 }
1468
1469 wxWidgetImpl* wxWidgetImpl::CreateContentView( wxNonOwnedWindow* now )
1470 {
1471     NSWindow* tlw = now->GetWXWindow();
1472     wxNSView* v = [[wxNSView alloc] initWithFrame:[[tlw contentView] frame]];
1473     wxWidgetCocoaImpl* c = new wxWidgetCocoaImpl( now, v, true );
1474     c->InstallEventHandler();
1475     [tlw setContentView:v];
1476     return c;
1477 }