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 // Get the window with the focus
  35
  36 NSView* GetViewFromResponder( NSResponder* responder )
  37 {
  38     NSView* view = nil;
  39     if ( [responder isKindOfClass:[NSTextView class]] )
  40     {
  41         NSView* delegate =  [(NSTextView*)responder delegate];
  42         if ( [delegate isKindOfClass:[NSTextField class] ] )
  43             view = delegate;
  44         else
  45             view =  (NSView*) responder;
  46     }
  47     else
  48     {
  49         if ( [responder isKindOfClass:[NSView class]] )
  50             view = (NSView*) responder;
  51     }
  52     return view;
  53 }
  54
  55 NSView* GetFocusedViewInWindow( NSWindow* keyWindow )
  56 {
  57     NSView* focusedView = nil;
  58     if ( keyWindow != nil )
  59         focusedView = GetViewFromResponder([keyWindow firstResponder]);
  60
  61     return focusedView;
  62 }
  63
  64 WXWidget wxWidgetImpl::FindFocus()
  65 {
  66     return GetFocusedViewInWindow( [[NSApplication sharedApplication] keyWindow] );
  67 }
  68
  69 NSRect wxOSXGetFrameForControl( wxWindowMac* window , const wxPoint& pos , const wxSize &size , bool adjustForOrigin )
  70 {
  71     int x, y, w, h ;
  72
  73     window->MacGetBoundsForControl( pos , size , x , y, w, h , adjustForOrigin ) ;
  74     wxRect bounds(x,y,w,h);
  75     NSView* sv = (window->GetParent()->GetHandle() );
  76
  77     return wxToNSRect( sv, bounds );
  78 }
  79
  80 @interface wxNSView : NSView
  81 {
  82     NSTrackingRectTag rectTag;
  83 }
  84
  85 // the tracking tag is needed to track mouse enter / exit events
  86 - (void) setTrackingTag: (NSTrackingRectTag)tag;
  87 - (NSTrackingRectTag) trackingTag;
  88 @end // wxNSView
  89
  90 @interface NSView(PossibleMethods)
  91 - (void)setTitle:(NSString *)aString;
  92 - (void)setStringValue:(NSString *)aString;
  93 - (void)setIntValue:(int)anInt;
  94 - (void)setFloatValue:(float)aFloat;
  95 - (void)setDoubleValue:(double)aDouble;
  96
  97 - (double)minValue;
  98 - (double)maxValue;
  99 - (void)setMinValue:(double)aDouble;
 100 - (void)setMaxValue:(double)aDouble;
 101
 102 - (void)sizeToFit;
 103
 104 - (BOOL)isEnabled;
 105 - (void)setEnabled:(BOOL)flag;
 106
 107 - (void)setImage:(NSImage *)image;
 108 - (void)setControlSize:(NSControlSize)size;
 109
 110 - (void)setFont:(NSFont *)fontObject;
 111
 112 - (id)contentView;
 113
 114 - (void)setTarget:(id)anObject;
 115 - (void)setAction:(SEL)aSelector;
 116 - (void)setDoubleAction:(SEL)aSelector;
 117 @end
 118
 119 long wxOSXTranslateCocoaKey( NSEvent* event )
 120 {
 121     long retval = 0;
 122
 123     if ([event type] != NSFlagsChanged)
 124     {
 125         NSString* s = [event charactersIgnoringModifiers];
 126         // backspace char reports as delete w/modifiers for some reason
 127         if ([s length] == 1)
 128         {
 129             switch ( [s characterAtIndex:0] )
 130             {
 131                 // backspace key
 132                 case 0x7F :
 133                 case 8 :
 134                     retval = WXK_BACK;
 135                     break;
 136                 case NSUpArrowFunctionKey :
 137                     retval = WXK_UP;
 138                     break;
 139                 case NSDownArrowFunctionKey :
 140                     retval = WXK_DOWN;
 141                     break;
 142                 case NSLeftArrowFunctionKey :
 143                     retval = WXK_LEFT;
 144                     break;
 145                 case NSRightArrowFunctionKey :
 146                     retval = WXK_RIGHT;
 147                     break;
 148                 case NSInsertFunctionKey  :
 149                     retval = WXK_INSERT;
 150                     break;
 151                 case NSDeleteFunctionKey  :
 152                     retval = WXK_DELETE;
 153                     break;
 154                 case NSHomeFunctionKey  :
 155                     retval = WXK_HOME;
 156                     break;
 157         //        case NSBeginFunctionKey  :
 158         //            retval = WXK_BEGIN;
 159         //            break;
 160                 case NSEndFunctionKey  :
 161                     retval = WXK_END;
 162                     break;
 163                 case NSPageUpFunctionKey  :
 164                     retval = WXK_PAGEUP;
 165                     break;
 166                case NSPageDownFunctionKey  :
 167                     retval = WXK_PAGEDOWN;
 168                     break;
 169                case NSHelpFunctionKey  :
 170                     retval = WXK_HELP;
 171                     break;
 172                 default:
 173                     int intchar = [s characterAtIndex: 0];
 174                     if ( intchar >= NSF1FunctionKey && intchar <= NSF24FunctionKey )
 175                         retval = WXK_F1 + (intchar - NSF1FunctionKey );
 176                     break;
 177             }
 178         }
 179     }
 180
 181     // Some keys don't seem to have constants. The code mimics the approach
 182     // taken by WebKit. See:
 183     // http://trac.webkit.org/browser/trunk/WebCore/platform/mac/KeyEventMac.mm
 184     switch( [event keyCode] )
 185     {
 186         // command key
 187         case 54:
 188         case 55:
 189             retval = WXK_COMMAND;
 190             break;
 191         // caps locks key
 192         case 57: // Capslock
 193             retval = WXK_CAPITAL;
 194             break;
 195         // shift key
 196         case 56: // Left Shift
 197         case 60: // Right Shift
 198             retval = WXK_SHIFT;
 199             break;
 200         // alt key
 201         case 58: // Left Alt
 202         case 61: // Right Alt
 203             retval = WXK_ALT;
 204             break;
 205         // ctrl key
 206         case 59: // Left Ctrl
 207         case 62: // Right Ctrl
 208             retval = WXK_CONTROL;
 209             break;
 210         // clear key
 211         case 71:
 212             retval = WXK_CLEAR;
 213             break;
 214         // tab key
 215         case 48:
 216             retval = WXK_TAB;
 217             break;
 218
 219         case 75: // /
 220             retval = WXK_NUMPAD_DIVIDE;
 221             break;
 222         case 67: // *
 223             retval = WXK_NUMPAD_MULTIPLY;
 224             break;
 225         case 78: // -
 226             retval = WXK_NUMPAD_SUBTRACT;
 227             break;
 228         case 69: // +
 229             retval = WXK_NUMPAD_ADD;
 230             break;
 231         case 76: // Enter
 232             retval = WXK_NUMPAD_ENTER;
 233             break;
 234         case 65: // .
 235             retval = WXK_NUMPAD_DECIMAL;
 236             break;
 237         case 82: // 0
 238             retval = WXK_NUMPAD0;
 239             break;
 240         case 83: // 1
 241             retval = WXK_NUMPAD1;
 242             break;
 243         case 84: // 2
 244             retval = WXK_NUMPAD2;
 245             break;
 246         case 85: // 3
 247             retval = WXK_NUMPAD3;
 248             break;
 249         case 86: // 4
 250             retval = WXK_NUMPAD4;
 251             break;
 252         case 87: // 5
 253             retval = WXK_NUMPAD5;
 254             break;
 255         case 88: // 6
 256             retval = WXK_NUMPAD6;
 257             break;
 258         case 89: // 7
 259             retval = WXK_NUMPAD7;
 260             break;
 261         case 91: // 8
 262             retval = WXK_NUMPAD8;
 263             break;
 264         case 92: // 9
 265             retval = WXK_NUMPAD9;
 266             break;
 267         default:
 268             //retval = [event keyCode];
 269             break;
 270     }
 271     return retval;
 272 }
 273
 274 void wxWidgetCocoaImpl::SetupKeyEvent(wxKeyEvent &wxevent , NSEvent * nsEvent, NSString* charString)
 275 {
 276     UInt32 modifiers = [nsEvent modifierFlags] ;
 277     int eventType = [nsEvent type];
 278
 279     wxevent.m_shiftDown = modifiers & NSShiftKeyMask;
 280     wxevent.m_controlDown = modifiers & NSControlKeyMask;
 281     wxevent.m_altDown = modifiers & NSAlternateKeyMask;
 282     wxevent.m_metaDown = modifiers & NSCommandKeyMask;
 283
 284     wxevent.m_rawCode = [nsEvent keyCode];
 285     wxevent.m_rawFlags = modifiers;
 286
 287     wxevent.SetTimestamp( (int)([nsEvent timestamp] * 1000) ) ;
 288
 289     wxString chars;
 290     if ( eventType != NSFlagsChanged )
 291     {
 292         NSString* nschars = (wxevent.GetEventType() != wxEVT_CHAR) ? [nsEvent charactersIgnoringModifiers] : [nsEvent characters];
 293         if ( charString )
 294         {
 295             // if charString is set, it did not come from key up / key down
 296             wxevent.SetEventType( wxEVT_CHAR );
 297             chars = wxCFStringRef::AsString(charString);
 298         }
 299         else if ( nschars )
 300         {
 301             chars = wxCFStringRef::AsString(nschars);
 302         }
 303     }
 304
 305     int aunichar = chars.Length() > 0 ? chars[0] : 0;
 306     long keyval = 0;
 307
 308     if (wxevent.GetEventType() != wxEVT_CHAR)
 309     {
 310         keyval = wxOSXTranslateCocoaKey(nsEvent) ;
 311         switch (eventType)
 312         {
 313             case NSKeyDown :
 314                 wxevent.SetEventType( wxEVT_KEY_DOWN )  ;
 315                 break;
 316             case NSKeyUp :
 317                 wxevent.SetEventType( wxEVT_KEY_UP )  ;
 318                 break;
 319             case NSFlagsChanged :
 320                 switch (keyval)
 321                 {
 322                     case WXK_CONTROL:
 323                         wxevent.SetEventType( wxevent.m_controlDown ? wxEVT_KEY_DOWN : wxEVT_KEY_UP);
 324                         break;
 325                     case WXK_SHIFT:
 326                         wxevent.SetEventType( wxevent.m_shiftDown ? wxEVT_KEY_DOWN : wxEVT_KEY_UP);
 327                         break;
 328                     case WXK_ALT:
 329                         wxevent.SetEventType( wxevent.m_altDown ? wxEVT_KEY_DOWN : wxEVT_KEY_UP);
 330                         break;
 331                     case WXK_COMMAND:
 332                         wxevent.SetEventType( wxevent.m_metaDown ? wxEVT_KEY_DOWN : wxEVT_KEY_UP);
 333                         break;
 334                 }
 335                 break;
 336             default :
 337                 break ;
 338         }
 339     }
 340
 341     if ( !keyval )
 342     {
 343         if ( wxevent.GetEventType() == wxEVT_KEY_UP || wxevent.GetEventType() == wxEVT_KEY_DOWN )
 344             keyval = wxToupper( aunichar ) ;
 345         else
 346             keyval = aunichar;
 347     }
 348
 349 #if wxUSE_UNICODE
 350     wxevent.m_uniChar = aunichar;
 351 #endif
 352     wxevent.m_keyCode = keyval;
 353
 354     wxWindowMac* peer = GetWXPeer();
 355     if ( peer )
 356     {
 357         wxevent.SetEventObject(peer);
 358         wxevent.SetId(peer->GetId()) ;
 359     }
 360 }
 361
 362 UInt32 g_lastButton = 0 ;
 363 bool g_lastButtonWasFakeRight = false ;
 364
 365 void wxWidgetCocoaImpl::SetupMouseEvent( wxMouseEvent &wxevent , NSEvent * nsEvent )
 366 {
 367     int eventType = [nsEvent type];
 368     UInt32 modifiers = [nsEvent modifierFlags] ;
 369     wxPoint screenMouseLocation = wxFromNSPoint( NULL, [nsEvent locationInWindow]);
 370
 371     // these parameters are not given for all events
 372     UInt32 button = [nsEvent buttonNumber];
 373     UInt32 clickCount = 0;
 374
 375     wxevent.m_x = screenMouseLocation.x;
 376     wxevent.m_y = screenMouseLocation.y;
 377     wxevent.m_shiftDown = modifiers & NSShiftKeyMask;
 378     wxevent.m_controlDown = modifiers & NSControlKeyMask;
 379     wxevent.m_altDown = modifiers & NSAlternateKeyMask;
 380     wxevent.m_metaDown = modifiers & NSCommandKeyMask;
 381     wxevent.SetTimestamp( (int)([nsEvent timestamp] * 1000) ) ;
 382
 383     UInt32 mouseChord = 0;
 384
 385     switch (eventType)
 386     {
 387         case NSLeftMouseDown :
 388         case NSLeftMouseDragged :
 389             mouseChord = 1U;
 390             break;
 391         case NSRightMouseDown :
 392         case NSRightMouseDragged :
 393             mouseChord = 2U;
 394             break;
 395         case NSOtherMouseDown :
 396         case NSOtherMouseDragged :
 397             mouseChord = 4U;
 398             break;
 399     }
 400
 401     // a control click is interpreted as a right click
 402     bool thisButtonIsFakeRight = false ;
 403     if ( button == 0 && (modifiers & NSControlKeyMask) )
 404     {
 405         button = 1 ;
 406         thisButtonIsFakeRight = true ;
 407     }
 408
 409     // otherwise we report double clicks by connecting a left click with a ctrl-left click
 410     if ( clickCount > 1 && button != g_lastButton )
 411         clickCount = 1 ;
 412
 413     // we must make sure that our synthetic 'right' button corresponds in
 414     // mouse down, moved and mouse up, and does not deliver a right down and left up
 415     switch (eventType)
 416     {
 417         case NSLeftMouseDown :
 418         case NSRightMouseDown :
 419         case NSOtherMouseDown :
 420             g_lastButton = button ;
 421             g_lastButtonWasFakeRight = thisButtonIsFakeRight ;
 422             break;
 423      }
 424
 425     if ( button == 0 )
 426     {
 427         g_lastButton = 0 ;
 428         g_lastButtonWasFakeRight = false ;
 429     }
 430     else if ( g_lastButton == 1 && g_lastButtonWasFakeRight )
 431         button = g_lastButton ;
 432
 433     // Adjust the chord mask to remove the primary button and add the
 434     // secondary button.  It is possible that the secondary button is
 435     // already pressed, e.g. on a mouse connected to a laptop, but this
 436     // possibility is ignored here:
 437     if( thisButtonIsFakeRight && ( mouseChord & 1U ) )
 438         mouseChord = ((mouseChord & ~1U) | 2U);
 439
 440     if(mouseChord & 1U)
 441                 wxevent.m_leftDown = true ;
 442     if(mouseChord & 2U)
 443                 wxevent.m_rightDown = true ;
 444     if(mouseChord & 4U)
 445                 wxevent.m_middleDown = true ;
 446
 447     // translate into wx types
 448     switch (eventType)
 449     {
 450         case NSLeftMouseDown :
 451         case NSRightMouseDown :
 452         case NSOtherMouseDown :
 453             clickCount = [nsEvent clickCount];
 454             switch ( button )
 455             {
 456                 case 0 :
 457                     wxevent.SetEventType( clickCount > 1 ? wxEVT_LEFT_DCLICK : wxEVT_LEFT_DOWN )  ;
 458                     break ;
 459
 460                 case 1 :
 461                     wxevent.SetEventType( clickCount > 1 ? wxEVT_RIGHT_DCLICK : wxEVT_RIGHT_DOWN ) ;
 462                     break ;
 463
 464                 case 2 :
 465                     wxevent.SetEventType( clickCount > 1 ? wxEVT_MIDDLE_DCLICK : wxEVT_MIDDLE_DOWN ) ;
 466                     break ;
 467
 468                 default:
 469                     break ;
 470             }
 471             break ;
 472
 473         case NSLeftMouseUp :
 474         case NSRightMouseUp :
 475         case NSOtherMouseUp :
 476             clickCount = [nsEvent clickCount];
 477             switch ( button )
 478             {
 479                 case 0 :
 480                     wxevent.SetEventType( wxEVT_LEFT_UP )  ;
 481                     break ;
 482
 483                 case 1 :
 484                     wxevent.SetEventType( wxEVT_RIGHT_UP ) ;
 485                     break ;
 486
 487                 case 2 :
 488                     wxevent.SetEventType( wxEVT_MIDDLE_UP ) ;
 489                     break ;
 490
 491                 default:
 492                     break ;
 493             }
 494             break ;
 495
 496      case NSScrollWheel :
 497         {
 498             wxevent.SetEventType( wxEVT_MOUSEWHEEL ) ;
 499             wxevent.m_wheelDelta = 10;
 500             wxevent.m_linesPerAction = 1;
 501
 502             if ( fabs([nsEvent deltaX]) > fabs([nsEvent deltaY]) )
 503             {
 504                 wxevent.m_wheelAxis = 1;
 505                 wxevent.m_wheelRotation = (int)([nsEvent deltaX] * 10);
 506             }
 507             else
 508             {
 509                 wxevent.m_wheelRotation = (int)([nsEvent deltaY] * 10);
 510             }
 511         }
 512         break ;
 513
 514         case NSMouseEntered :
 515             wxevent.SetEventType( wxEVT_ENTER_WINDOW ) ;
 516             break;
 517         case NSMouseExited :
 518             wxevent.SetEventType( wxEVT_LEAVE_WINDOW ) ;
 519             break;
 520         case NSLeftMouseDragged :
 521         case NSRightMouseDragged :
 522         case NSOtherMouseDragged :
 523         case NSMouseMoved :
 524             wxevent.SetEventType( wxEVT_MOTION ) ;
 525             break;
 526         default :
 527             break ;
 528     }
 529
 530     wxevent.m_clickCount = clickCount;
 531     wxWindowMac* peer = GetWXPeer();
 532     if ( peer )
 533     {
 534         wxevent.SetEventObject(peer);
 535         wxevent.SetId(peer->GetId()) ;
 536     }
 537 }
 538
 539 @implementation wxNSView
 540
 541 + (void)initialize
 542 {
 543     static BOOL initialized = NO;
 544     if (!initialized)
 545     {
 546         initialized = YES;
 547         wxOSXCocoaClassAddWXMethods( self );
 548     }
 549 }
 550
 551 - (void) setTrackingTag: (NSTrackingRectTag)tag
 552 {
 553     rectTag = tag;
 554 }
 555
 556 - (NSTrackingRectTag) trackingTag
 557 {
 558     return rectTag;
 559 }
 560
 561 @end // wxNSView
 562
 563 //
 564 // event handlers
 565 //
 566
 567 #if wxUSE_DRAG_AND_DROP
 568
 569 // see http://lists.apple.com/archives/Cocoa-dev/2005/Jul/msg01244.html
 570 // for details on the NSPasteboard -> PasteboardRef conversion
 571
 572 NSDragOperation wxOSX_draggingEntered( id self, SEL _cmd, id <NSDraggingInfo>sender )
 573 {
 574     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 575     if (impl == NULL)
 576         return NSDragOperationNone;
 577
 578     return impl->draggingEntered(sender, self, _cmd);
 579 }
 580
 581 void wxOSX_draggingExited( id self, SEL _cmd, id <NSDraggingInfo> sender )
 582 {
 583     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 584     if (impl == NULL)
 585         return ;
 586
 587     return impl->draggingExited(sender, self, _cmd);
 588 }
 589
 590 NSDragOperation wxOSX_draggingUpdated( id self, SEL _cmd, id <NSDraggingInfo>sender )
 591 {
 592     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 593     if (impl == NULL)
 594         return NSDragOperationNone;
 595
 596     return impl->draggingUpdated(sender, self, _cmd);
 597 }
 598
 599 BOOL wxOSX_performDragOperation( id self, SEL _cmd, id <NSDraggingInfo> sender )
 600 {
 601     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 602     if (impl == NULL)
 603         return NSDragOperationNone;
 604
 605     return impl->performDragOperation(sender, self, _cmd) ? YES:NO ;
 606 }
 607
 608 #endif
 609
 610 void wxOSX_mouseEvent(NSView* self, SEL _cmd, NSEvent *event)
 611 {
 612     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 613     if (impl == NULL)
 614         return;
 615
 616     impl->mouseEvent(event, self, _cmd);
 617 }
 618
 619 void wxOSX_keyEvent(NSView* self, SEL _cmd, NSEvent *event)
 620 {
 621     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 622     if (impl == NULL)
 623         return;
 624
 625     impl->keyEvent(event, self, _cmd);
 626 }
 627
 628 void wxOSX_insertText(NSView* self, SEL _cmd, NSString* text)
 629 {
 630     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 631     if (impl == NULL)
 632         return;
 633
 634     impl->insertText(text, self, _cmd);
 635 }
 636
 637 BOOL wxOSX_performKeyEquivalent(NSView* self, SEL _cmd, NSEvent *event)
 638 {
 639     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 640     if (impl == NULL)
 641         return NO;
 642
 643     return impl->performKeyEquivalent(event, self, _cmd);
 644 }
 645
 646 BOOL wxOSX_acceptsFirstResponder(NSView* self, SEL _cmd)
 647 {
 648     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 649     if (impl == NULL)
 650         return NO;
 651
 652     return impl->acceptsFirstResponder(self, _cmd);
 653 }
 654
 655 BOOL wxOSX_becomeFirstResponder(NSView* self, SEL _cmd)
 656 {
 657     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 658     if (impl == NULL)
 659         return NO;
 660
 661     return impl->becomeFirstResponder(self, _cmd);
 662 }
 663
 664 BOOL wxOSX_resignFirstResponder(NSView* self, SEL _cmd)
 665 {
 666     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 667     if (impl == NULL)
 668         return NO;
 669
 670     return impl->resignFirstResponder(self, _cmd);
 671 }
 672
 673 void wxOSX_resetCursorRects(NSView* self, SEL _cmd)
 674 {
 675     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 676     if (impl == NULL)
 677         return;
 678
 679     impl->resetCursorRects(self, _cmd);
 680 }
 681
 682 BOOL wxOSX_isFlipped(NSView* self, SEL _cmd)
 683 {
 684     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 685     if (impl == NULL)
 686         return NO;
 687
 688     return impl->isFlipped(self, _cmd) ? YES:NO;
 689 }
 690
 691 void wxOSX_drawRect(NSView* self, SEL _cmd, NSRect rect)
 692 {
 693     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 694     if (impl == NULL)
 695         return;
 696
 697     return impl->drawRect(&rect, self, _cmd);
 698 }
 699
 700 void wxOSX_controlAction(NSView* self, SEL _cmd, id sender)
 701 {
 702     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 703     if (impl == NULL)
 704         return;
 705
 706     impl->controlAction(self, _cmd, sender);
 707 }
 708
 709 void wxOSX_controlDoubleAction(NSView* self, SEL _cmd, id sender)
 710 {
 711     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 712     if (impl == NULL)
 713         return;
 714
 715     impl->controlDoubleAction(self, _cmd, sender);
 716 }
 717
 718 unsigned int wxWidgetCocoaImpl::draggingEntered(void* s, WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd))
 719 {
 720     id <NSDraggingInfo>sender = (id <NSDraggingInfo>) s;
 721     NSPasteboard *pboard = [sender draggingPasteboard];
 722     NSDragOperation sourceDragMask = [sender draggingSourceOperationMask];
 723
 724     wxWindow* wxpeer = GetWXPeer();
 725     if ( wxpeer == NULL )
 726         return NSDragOperationNone;
 727
 728     wxDropTarget* target = wxpeer->GetDropTarget();
 729     if ( target == NULL )
 730         return NSDragOperationNone;
 731
 732     wxDragResult result = wxDragNone;
 733     NSPoint nspoint = [m_osxView convertPoint:[sender draggingLocation] fromView:nil];
 734     wxPoint pt = wxFromNSPoint( m_osxView, nspoint );
 735
 736     if ( sourceDragMask & NSDragOperationLink )
 737         result = wxDragLink;
 738     else if ( sourceDragMask & NSDragOperationCopy )
 739         result = wxDragCopy;
 740     else if ( sourceDragMask & NSDragOperationMove )
 741         result = wxDragMove;
 742
 743     PasteboardRef pboardRef;
 744     PasteboardCreate((CFStringRef)[pboard name], &pboardRef);
 745     target->SetCurrentDragPasteboard(pboardRef);
 746     result = target->OnEnter(pt.x, pt.y, result);
 747     CFRelease(pboardRef);
 748
 749     NSDragOperation nsresult = NSDragOperationNone;
 750     switch (result )
 751     {
 752         case wxDragLink:
 753             nsresult = NSDragOperationLink;
 754         case wxDragMove:
 755             nsresult = NSDragOperationMove;
 756         case wxDragCopy:
 757             nsresult = NSDragOperationCopy;
 758         default :
 759             break;
 760     }
 761     return nsresult;
 762 }
 763
 764 void wxWidgetCocoaImpl::draggingExited(void* s, WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd))
 765 {
 766     id <NSDraggingInfo>sender = (id <NSDraggingInfo>) s;
 767     NSPasteboard *pboard = [sender draggingPasteboard];
 768
 769     wxWindow* wxpeer = GetWXPeer();
 770     if ( wxpeer == NULL )
 771         return;
 772
 773     wxDropTarget* target = wxpeer->GetDropTarget();
 774     if ( target == NULL )
 775         return;
 776
 777     PasteboardRef pboardRef;
 778     PasteboardCreate((CFStringRef)[pboard name], &pboardRef);
 779     target->SetCurrentDragPasteboard(pboardRef);
 780     target->OnLeave();
 781     CFRelease(pboardRef);
 782  }
 783
 784 unsigned int wxWidgetCocoaImpl::draggingUpdated(void* s, WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd))
 785 {
 786     id <NSDraggingInfo>sender = (id <NSDraggingInfo>) s;
 787     NSPasteboard *pboard = [sender draggingPasteboard];
 788     NSDragOperation sourceDragMask = [sender draggingSourceOperationMask];
 789
 790     wxWindow* wxpeer = GetWXPeer();
 791     if ( wxpeer == NULL )
 792         return NSDragOperationNone;
 793
 794     wxDropTarget* target = wxpeer->GetDropTarget();
 795     if ( target == NULL )
 796         return NSDragOperationNone;
 797
 798     wxDragResult result = wxDragNone;
 799     NSPoint nspoint = [m_osxView convertPoint:[sender draggingLocation] fromView:nil];
 800     wxPoint pt = wxFromNSPoint( m_osxView, nspoint );
 801
 802     if ( sourceDragMask & NSDragOperationLink )
 803         result = wxDragLink;
 804     else if ( sourceDragMask & NSDragOperationCopy )
 805         result = wxDragCopy;
 806     else if ( sourceDragMask & NSDragOperationMove )
 807         result = wxDragMove;
 808
 809     PasteboardRef pboardRef;
 810     PasteboardCreate((CFStringRef)[pboard name], &pboardRef);
 811     target->SetCurrentDragPasteboard(pboardRef);
 812     result = target->OnDragOver(pt.x, pt.y, result);
 813     CFRelease(pboardRef);
 814
 815     NSDragOperation nsresult = NSDragOperationNone;
 816     switch (result )
 817     {
 818         case wxDragLink:
 819             nsresult = NSDragOperationLink;
 820         case wxDragMove:
 821             nsresult = NSDragOperationMove;
 822         case wxDragCopy:
 823             nsresult = NSDragOperationCopy;
 824         default :
 825             break;
 826     }
 827     return nsresult;
 828 }
 829
 830 bool wxWidgetCocoaImpl::performDragOperation(void* s, WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd))
 831 {
 832     id <NSDraggingInfo>sender = (id <NSDraggingInfo>) s;
 833
 834     NSPasteboard *pboard = [sender draggingPasteboard];
 835     NSDragOperation sourceDragMask = [sender draggingSourceOperationMask];
 836
 837     wxWindow* wxpeer = GetWXPeer();
 838     wxDropTarget* target = wxpeer->GetDropTarget();
 839     wxDragResult result = wxDragNone;
 840     NSPoint nspoint = [m_osxView convertPoint:[sender draggingLocation] fromView:nil];
 841     wxPoint pt = wxFromNSPoint( m_osxView, nspoint );
 842
 843     if ( sourceDragMask & NSDragOperationLink )
 844         result = wxDragLink;
 845     else if ( sourceDragMask & NSDragOperationCopy )
 846         result = wxDragCopy;
 847     else if ( sourceDragMask & NSDragOperationMove )
 848         result = wxDragMove;
 849
 850     PasteboardRef pboardRef;
 851     PasteboardCreate((CFStringRef)[pboard name], &pboardRef);
 852     target->SetCurrentDragPasteboard(pboardRef);
 853
 854     if (target->OnDrop(pt.x, pt.y))
 855         result = target->OnData(pt.x, pt.y, result);
 856
 857     CFRelease(pboardRef);
 858
 859     return result != wxDragNone;
 860 }
 861
 862 typedef void (*wxOSX_TextEventHandlerPtr)(NSView* self, SEL _cmd, NSString *event);
 863 typedef void (*wxOSX_EventHandlerPtr)(NSView* self, SEL _cmd, NSEvent *event);
 864 typedef BOOL (*wxOSX_PerformKeyEventHandlerPtr)(NSView* self, SEL _cmd, NSEvent *event);
 865 typedef BOOL (*wxOSX_FocusHandlerPtr)(NSView* self, SEL _cmd);
 866 typedef BOOL (*wxOSX_ResetCursorRectsHandlerPtr)(NSView* self, SEL _cmd);
 867 typedef void (*wxOSX_DrawRectHandlerPtr)(NSView* self, SEL _cmd, NSRect rect);
 868
 869 void wxWidgetCocoaImpl::mouseEvent(WX_NSEvent event, WXWidget slf, void *_cmd)
 870 {
 871     if ( !DoHandleMouseEvent(event) )
 872     {
 873         // for plain NSView mouse events would propagate to parents otherwise
 874         if (!m_wxPeer->MacIsUserPane())
 875         {
 876             wxOSX_EventHandlerPtr superimpl = (wxOSX_EventHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
 877             superimpl(slf, (SEL)_cmd, event);
 878         }
 879     }
 880 }
 881
 882 void wxWidgetCocoaImpl::keyEvent(WX_NSEvent event, WXWidget slf, void *_cmd)
 883 {
 884     if ( [event type] == NSKeyDown )
 885         m_lastKeyDownEvent = event;
 886     if ( GetFocusedViewInWindow([slf window]) != slf || m_hasEditor || !DoHandleKeyEvent(event) )
 887     {
 888         wxOSX_EventHandlerPtr superimpl = (wxOSX_EventHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
 889         superimpl(slf, (SEL)_cmd, event);
 890     }
 891     m_lastKeyDownEvent = NULL;
 892 }
 893
 894 void wxWidgetCocoaImpl::insertText(NSString* text, WXWidget slf, void *_cmd)
 895 {
 896     if ( m_lastKeyDownEvent==NULL || m_hasEditor || !DoHandleCharEvent(m_lastKeyDownEvent, text) )
 897     {
 898         wxOSX_TextEventHandlerPtr superimpl = (wxOSX_TextEventHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
 899         superimpl(slf, (SEL)_cmd, text);
 900     }
 901 }
 902
 903
 904 bool wxWidgetCocoaImpl::performKeyEquivalent(WX_NSEvent event, WXWidget slf, void *_cmd)
 905 {
 906     wxOSX_PerformKeyEventHandlerPtr superimpl = (wxOSX_PerformKeyEventHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
 907     return superimpl(slf, (SEL)_cmd, event);
 908 }
 909
 910 bool wxWidgetCocoaImpl::acceptsFirstResponder(WXWidget slf, void *_cmd)
 911 {
 912     if ( m_wxPeer->MacIsUserPane() )
 913         return m_wxPeer->AcceptsFocus();
 914     else
 915     {
 916         wxOSX_FocusHandlerPtr superimpl = (wxOSX_FocusHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
 917         return superimpl(slf, (SEL)_cmd);
 918     }
 919 }
 920
 921 bool wxWidgetCocoaImpl::becomeFirstResponder(WXWidget slf, void *_cmd)
 922 {
 923     wxOSX_FocusHandlerPtr superimpl = (wxOSX_FocusHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
 924     // get the current focus before running becomeFirstResponder
 925     NSView* otherView = FindFocus();
 926
 927     wxWidgetImpl* otherWindow = FindFromWXWidget(otherView);
 928     BOOL r = superimpl(slf, (SEL)_cmd);
 929     if ( r )
 930     {
 931         DoNotifyFocusEvent( true, otherWindow );
 932     }
 933
 934     return r;
 935 }
 936
 937 bool wxWidgetCocoaImpl::resignFirstResponder(WXWidget slf, void *_cmd)
 938 {
 939     wxOSX_FocusHandlerPtr superimpl = (wxOSX_FocusHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
 940     BOOL r = superimpl(slf, (SEL)_cmd);
 941     // get the current focus after running resignFirstResponder
 942     // note that this value isn't reliable, it might return the same view that
 943     // is resigning
 944     NSView* otherView = FindFocus();
 945     wxWidgetImpl* otherWindow = FindFromWXWidget(otherView);
 946     // NSTextViews have an editor as true responder, therefore the might get the
 947     // resign notification if their editor takes over, don't trigger any event then
 948     if ( r && !m_hasEditor)
 949     {
 950         DoNotifyFocusEvent( false, otherWindow );
 951     }
 952     return r;
 953 }
 954
 955 void wxWidgetCocoaImpl::resetCursorRects(WXWidget slf, void *_cmd)
 956 {
 957     wxWindow* wxpeer = GetWXPeer();
 958     if ( wxpeer )
 959     {
 960         NSCursor *cursor = (NSCursor*)wxpeer->GetCursor().GetHCURSOR();
 961         if (cursor == NULL)
 962         {
 963             wxOSX_ResetCursorRectsHandlerPtr superimpl = (wxOSX_ResetCursorRectsHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
 964             superimpl(slf, (SEL)_cmd);
 965         }
 966         else
 967         {
 968             [slf addCursorRect: [slf bounds]
 969                 cursor: cursor];
 970         }
 971     }
 972 }
 973
 974 bool wxWidgetCocoaImpl::isFlipped(WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd))
 975 {
 976     return m_isFlipped;
 977 }
 978
 979
 980 #define OSX_DEBUG_DRAWING 0
 981
 982 void wxWidgetCocoaImpl::drawRect(void* rect, WXWidget slf, void *WXUNUSED(_cmd))
 983 {
 984     CGContextRef context = (CGContextRef) [[NSGraphicsContext currentContext] graphicsPort];
 985     CGContextSaveGState( context );
 986
 987 #if OSX_DEBUG_DRAWING
 988     CGContextBeginPath( context );
 989     CGContextMoveToPoint(context, 0, 0);
 990     NSRect bounds = [self bounds];
 991     CGContextAddLineToPoint(context, 10, 0);
 992     CGContextMoveToPoint(context, 0, 0);
 993     CGContextAddLineToPoint(context, 0, 10);
 994     CGContextMoveToPoint(context, bounds.size.width, bounds.size.height);
 995     CGContextAddLineToPoint(context, bounds.size.width, bounds.size.height-10);
 996     CGContextMoveToPoint(context, bounds.size.width, bounds.size.height);
 997     CGContextAddLineToPoint(context, bounds.size.width-10, bounds.size.height);
 998     CGContextClosePath( context );
 999     CGContextStrokePath(context);
1000 #endif
1001
1002     if ( !m_isFlipped )
1003     {
1004         CGContextTranslateCTM( context, 0,  [m_osxView bounds].size.height );
1005         CGContextScaleCTM( context, 1, -1 );
1006     }
1007
1008     wxRegion updateRgn;
1009     const NSRect *rects;
1010     NSInteger count;
1011
1012     [slf getRectsBeingDrawn:&rects count:&count];
1013     for ( int i = 0 ; i < count ; ++i )
1014     {
1015         updateRgn.Union(wxFromNSRect(slf, rects[i]) );
1016     }
1017
1018     wxWindow* wxpeer = GetWXPeer();
1019     wxpeer->GetUpdateRegion() = updateRgn;
1020     wxpeer->MacSetCGContextRef( context );
1021
1022     bool handled = wxpeer->MacDoRedraw( 0 );
1023
1024     CGContextRestoreGState( context );
1025
1026     CGContextSaveGState( context );
1027     if ( !handled )
1028     {
1029         // call super
1030         SEL _cmd = @selector(drawRect:);
1031         wxOSX_DrawRectHandlerPtr superimpl = (wxOSX_DrawRectHandlerPtr) [[slf superclass] instanceMethodForSelector:_cmd];
1032         superimpl(slf, _cmd, *(NSRect*)rect);
1033         CGContextRestoreGState( context );
1034         CGContextSaveGState( context );
1035     }
1036     wxpeer->MacPaintChildrenBorders();
1037     wxpeer->MacSetCGContextRef( NULL );
1038     CGContextRestoreGState( context );
1039 }
1040
1041 void wxWidgetCocoaImpl::controlAction( WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd), void *WXUNUSED(sender))
1042 {
1043     wxWindow* wxpeer = (wxWindow*) GetWXPeer();
1044     if ( wxpeer )
1045         wxpeer->OSXHandleClicked(0);
1046 }
1047
1048 void wxWidgetCocoaImpl::controlDoubleAction( WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd), void *WXUNUSED(sender))
1049 {
1050 }
1051
1052 //
1053
1054 #if OBJC_API_VERSION >= 2
1055
1056 #define wxOSX_CLASS_ADD_METHOD( c, s, i, t ) \
1057     class_addMethod(c, s, i, t );
1058
1059 #else
1060
1061 #define wxOSX_CLASS_ADD_METHOD( c, s, i, t ) \
1062     { s, t, i },
1063
1064 #endif
1065
1066 void wxOSXCocoaClassAddWXMethods(Class c)
1067 {
1068
1069 #if OBJC_API_VERSION < 2
1070     static objc_method wxmethods[] =
1071     {
1072 #endif
1073
1074     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseDown:), (IMP) wxOSX_mouseEvent, "v@:@" )
1075     wxOSX_CLASS_ADD_METHOD(c, @selector(rightMouseDown:), (IMP) wxOSX_mouseEvent, "v@:@" )
1076     wxOSX_CLASS_ADD_METHOD(c, @selector(otherMouseDown:), (IMP) wxOSX_mouseEvent, "v@:@" )
1077
1078     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseUp:), (IMP) wxOSX_mouseEvent, "v@:@" )
1079     wxOSX_CLASS_ADD_METHOD(c, @selector(rightMouseUp:), (IMP) wxOSX_mouseEvent, "v@:@" )
1080     wxOSX_CLASS_ADD_METHOD(c, @selector(otherMouseUp:), (IMP) wxOSX_mouseEvent, "v@:@" )
1081
1082     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseMoved:), (IMP) wxOSX_mouseEvent, "v@:@" )
1083
1084     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseDragged:), (IMP) wxOSX_mouseEvent, "v@:@" )
1085     wxOSX_CLASS_ADD_METHOD(c, @selector(rightMouseDragged:), (IMP) wxOSX_mouseEvent, "v@:@" )
1086     wxOSX_CLASS_ADD_METHOD(c, @selector(otherMouseDragged:), (IMP) wxOSX_mouseEvent, "v@:@" )
1087
1088     wxOSX_CLASS_ADD_METHOD(c, @selector(scrollWheel:), (IMP) wxOSX_mouseEvent, "v@:@" )
1089     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseEntered:), (IMP) wxOSX_mouseEvent, "v@:@" )
1090     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseExited:), (IMP) wxOSX_mouseEvent, "v@:@" )
1091
1092     wxOSX_CLASS_ADD_METHOD(c, @selector(keyDown:), (IMP) wxOSX_keyEvent, "v@:@" )
1093     wxOSX_CLASS_ADD_METHOD(c, @selector(keyUp:), (IMP) wxOSX_keyEvent, "v@:@" )
1094     wxOSX_CLASS_ADD_METHOD(c, @selector(flagsChanged:), (IMP) wxOSX_keyEvent, "v@:@" )
1095
1096     wxOSX_CLASS_ADD_METHOD(c, @selector(insertText:), (IMP) wxOSX_insertText, "v@:@" )
1097
1098     wxOSX_CLASS_ADD_METHOD(c, @selector(performKeyEquivalent:), (IMP) wxOSX_performKeyEquivalent, "c@:@" )
1099
1100     wxOSX_CLASS_ADD_METHOD(c, @selector(acceptsFirstResponder), (IMP) wxOSX_acceptsFirstResponder, "c@:" )
1101     wxOSX_CLASS_ADD_METHOD(c, @selector(becomeFirstResponder), (IMP) wxOSX_becomeFirstResponder, "c@:" )
1102     wxOSX_CLASS_ADD_METHOD(c, @selector(resignFirstResponder), (IMP) wxOSX_resignFirstResponder, "c@:" )
1103     wxOSX_CLASS_ADD_METHOD(c, @selector(resetCursorRects), (IMP) wxOSX_resetCursorRects, "v@:" )
1104
1105     wxOSX_CLASS_ADD_METHOD(c, @selector(isFlipped), (IMP) wxOSX_isFlipped, "c@:" )
1106     wxOSX_CLASS_ADD_METHOD(c, @selector(drawRect:), (IMP) wxOSX_drawRect, "v@:{_NSRect={_NSPoint=ff}{_NSSize=ff}}" )
1107
1108     wxOSX_CLASS_ADD_METHOD(c, @selector(controlAction:), (IMP) wxOSX_controlAction, "v@:@" )
1109     wxOSX_CLASS_ADD_METHOD(c, @selector(controlDoubleAction:), (IMP) wxOSX_controlDoubleAction, "v@:@" )
1110
1111 #if wxUSE_DRAG_AND_DROP
1112     wxOSX_CLASS_ADD_METHOD(c, @selector(draggingEntered:), (IMP) wxOSX_draggingEntered, "I@:@" )
1113     wxOSX_CLASS_ADD_METHOD(c, @selector(draggingUpdated:), (IMP) wxOSX_draggingUpdated, "I@:@" )
1114     wxOSX_CLASS_ADD_METHOD(c, @selector(draggingExited:), (IMP) wxOSX_draggingExited, "v@:@" )
1115     wxOSX_CLASS_ADD_METHOD(c, @selector(performDragOperation:), (IMP) wxOSX_performDragOperation, "c@:@" )
1116 #endif
1117
1118 #if OBJC_API_VERSION < 2
1119     } ;
1120     static int method_count = WXSIZEOF( wxmethods );
1121     static objc_method_list *wxmethodlist = NULL;
1122     if ( wxmethodlist == NULL )
1123     {
1124         wxmethodlist = (objc_method_list*) malloc(sizeof(objc_method_list) + sizeof(wxmethods) );
1125         memcpy( &wxmethodlist->method_list[0], &wxmethods[0], sizeof(wxmethods) );
1126         wxmethodlist->method_count = method_count;
1127         wxmethodlist->obsolete = 0;
1128     }
1129     class_addMethods( c, wxmethodlist );
1130 #endif
1131 }
1132
1133 //
1134 // C++ implementation class
1135 //
1136
1137 IMPLEMENT_DYNAMIC_CLASS( wxWidgetCocoaImpl , wxWidgetImpl )
1138
1139 wxWidgetCocoaImpl::wxWidgetCocoaImpl( wxWindowMac* peer , WXWidget w, bool isRootControl ) :
1140     wxWidgetImpl( peer, isRootControl )
1141 {
1142     Init();
1143     m_osxView = w;
1144
1145     // check if the user wants to create the control initially hidden
1146     if ( !peer->IsShown() )
1147         SetVisibility(false);
1148
1149     // gc aware handling
1150     if ( m_osxView )
1151         CFRetain(m_osxView);
1152     [m_osxView release];
1153 }
1154
1155 wxWidgetCocoaImpl::wxWidgetCocoaImpl()
1156 {
1157     Init();
1158 }
1159
1160 void wxWidgetCocoaImpl::Init()
1161 {
1162     m_osxView = NULL;
1163     m_isFlipped = true;
1164     m_lastKeyDownEvent = NULL;
1165     m_hasEditor = false;
1166 }
1167
1168 wxWidgetCocoaImpl::~wxWidgetCocoaImpl()
1169 {
1170     RemoveAssociations( this );
1171
1172     if ( !IsRootControl() )
1173     {
1174         NSView *sv = [m_osxView superview];
1175         if ( sv != nil )
1176             [m_osxView removeFromSuperview];
1177     }
1178     // gc aware handling
1179     if ( m_osxView )
1180         CFRelease(m_osxView);
1181 }
1182
1183 bool wxWidgetCocoaImpl::IsVisible() const
1184 {
1185     return [m_osxView isHiddenOrHasHiddenAncestor] == NO;
1186 }
1187
1188 void wxWidgetCocoaImpl::SetVisibility( bool visible )
1189 {
1190     [m_osxView setHidden:(visible ? NO:YES)];
1191 }
1192
1193 void wxWidgetCocoaImpl::Raise()
1194 {
1195     // Not implemented
1196 }
1197
1198 void wxWidgetCocoaImpl::Lower()
1199 {
1200     // Not implemented
1201 }
1202
1203 void wxWidgetCocoaImpl::ScrollRect( const wxRect *WXUNUSED(rect), int WXUNUSED(dx), int WXUNUSED(dy) )
1204 {
1205 #if 1
1206     SetNeedsDisplay() ;
1207 #else
1208     // We should do something like this, but it wasn't working in 10.4.
1209     if (GetNeedsDisplay() )
1210     {
1211         SetNeedsDisplay() ;
1212     }
1213     NSRect r = wxToNSRect( [m_osxView superview], *rect );
1214     NSSize offset = NSMakeSize((float)dx, (float)dy);
1215     [m_osxView scrollRect:r by:offset];
1216 #endif
1217 }
1218
1219 void wxWidgetCocoaImpl::Move(int x, int y, int width, int height)
1220 {
1221     wxWindowMac* parent = GetWXPeer()->GetParent();
1222     // under Cocoa we might have a contentView in the wxParent to which we have to
1223     // adjust the coordinates
1224     if (parent && [m_osxView superview] != parent->GetHandle() )
1225     {
1226         int cx = 0,cy = 0,cw = 0,ch = 0;
1227         if ( parent->GetPeer() )
1228         {
1229             parent->GetPeer()->GetContentArea(cx, cy, cw, ch);
1230             x -= cx;
1231             y -= cy;
1232         }
1233     }
1234     [[m_osxView superview] setNeedsDisplayInRect:[m_osxView frame]];
1235     NSRect r = wxToNSRect( [m_osxView superview], wxRect(x,y,width, height) );
1236     [m_osxView setFrame:r];
1237     [[m_osxView superview] setNeedsDisplayInRect:r];
1238
1239     if ([m_osxView respondsToSelector:@selector(trackingTag)] )
1240     {
1241         if ( [(wxNSView*)m_osxView trackingTag] )
1242             [m_osxView removeTrackingRect: [(wxNSView*)m_osxView trackingTag]];
1243
1244         [(wxNSView*)m_osxView setTrackingTag: [m_osxView addTrackingRect: [m_osxView bounds] owner: m_osxView userData: nil assumeInside: NO]];
1245     }
1246 }
1247
1248 void wxWidgetCocoaImpl::GetPosition( int &x, int &y ) const
1249 {
1250     wxRect r = wxFromNSRect( [m_osxView superview], [m_osxView frame] );
1251     x = r.GetLeft();
1252     y = r.GetTop();
1253 }
1254
1255 void wxWidgetCocoaImpl::GetSize( int &width, int &height ) const
1256 {
1257     NSRect rect = [m_osxView frame];
1258     width = (int)rect.size.width;
1259     height = (int)rect.size.height;
1260 }
1261
1262 void wxWidgetCocoaImpl::GetContentArea( int&left, int &top, int &width, int &height ) const
1263 {
1264     if ( [m_osxView respondsToSelector:@selector(contentView) ] )
1265     {
1266         NSView* cv = [m_osxView contentView];
1267
1268         NSRect bounds = [m_osxView bounds];
1269         NSRect rect = [cv frame];
1270
1271         int y = (int)rect.origin.y;
1272         int x = (int)rect.origin.x;
1273         if ( ![ m_osxView isFlipped ] )
1274             y = (int)(bounds.size.height - (rect.origin.y + rect.size.height));
1275         left = x;
1276         top = y;
1277         width = (int)rect.size.width;
1278         height = (int)rect.size.height;
1279     }
1280     else
1281     {
1282         left = top = 0;
1283         GetSize( width, height );
1284     }
1285 }
1286
1287 void wxWidgetCocoaImpl::SetNeedsDisplay( const wxRect* where )
1288 {
1289     if ( where )
1290         [m_osxView setNeedsDisplayInRect:wxToNSRect(m_osxView, *where )];
1291     else
1292         [m_osxView setNeedsDisplay:YES];
1293 }
1294
1295 bool wxWidgetCocoaImpl::GetNeedsDisplay() const
1296 {
1297     return [m_osxView needsDisplay];
1298 }
1299
1300 bool wxWidgetCocoaImpl::CanFocus() const
1301 {
1302     return [m_osxView canBecomeKeyView] == YES;
1303 }
1304
1305 bool wxWidgetCocoaImpl::HasFocus() const
1306 {
1307     return ( FindFocus() == m_osxView );
1308 }
1309
1310 bool wxWidgetCocoaImpl::SetFocus()
1311 {
1312     if ( [m_osxView canBecomeKeyView] == NO )
1313         return false;
1314
1315     [[m_osxView window] makeFirstResponder: m_osxView] ;
1316     [[m_osxView window] makeKeyAndOrderFront:nil] ;
1317     return true;
1318 }
1319
1320
1321 void wxWidgetCocoaImpl::RemoveFromParent()
1322 {
1323     [m_osxView removeFromSuperview];
1324 }
1325
1326 void wxWidgetCocoaImpl::Embed( wxWidgetImpl *parent )
1327 {
1328     NSView* container = parent->GetWXWidget() ;
1329     wxASSERT_MSG( container != NULL , wxT("No valid mac container control") ) ;
1330     [container addSubview:m_osxView];
1331 }
1332
1333 void wxWidgetCocoaImpl::SetBackgroundColour( const wxColour &WXUNUSED(col) )
1334 {
1335     // m_osxView.backgroundColor = [[UIColor alloc] initWithCGColor:col.GetCGColor()];
1336 }
1337
1338 void wxWidgetCocoaImpl::SetLabel( const wxString& title, wxFontEncoding encoding )
1339 {
1340     if ( [m_osxView respondsToSelector:@selector(setTitle:) ] )
1341     {
1342         wxCFStringRef cf( title , encoding );
1343         [m_osxView setTitle:cf.AsNSString()];
1344     }
1345     else if ( [m_osxView respondsToSelector:@selector(setStringValue:) ] )
1346     {
1347         wxCFStringRef cf( title , encoding );
1348         [m_osxView setStringValue:cf.AsNSString()];
1349     }
1350 }
1351
1352
1353 void  wxWidgetImpl::Convert( wxPoint *pt , wxWidgetImpl *from , wxWidgetImpl *to )
1354 {
1355     NSPoint p = wxToNSPoint( from->GetWXWidget(), *pt );
1356     p = [from->GetWXWidget() convertPoint:p toView:to->GetWXWidget() ];
1357     *pt = wxFromNSPoint( to->GetWXWidget(), p );
1358 }
1359
1360 wxInt32 wxWidgetCocoaImpl::GetValue() const
1361 {
1362     return [(NSControl*)m_osxView intValue];
1363 }
1364
1365 void wxWidgetCocoaImpl::SetValue( wxInt32 v )
1366 {
1367     if (  [m_osxView respondsToSelector:@selector(setIntValue:)] )
1368     {
1369         [m_osxView setIntValue:v];
1370     }
1371     else if (  [m_osxView respondsToSelector:@selector(setFloatValue:)] )
1372     {
1373         [m_osxView setFloatValue:(double)v];
1374     }
1375     else if (  [m_osxView respondsToSelector:@selector(setDoubleValue:)] )
1376     {
1377         [m_osxView setDoubleValue:(double)v];
1378     }
1379 }
1380
1381 void wxWidgetCocoaImpl::SetMinimum( wxInt32 v )
1382 {
1383     if (  [m_osxView respondsToSelector:@selector(setMinValue:)] )
1384     {
1385         [m_osxView setMinValue:(double)v];
1386     }
1387 }
1388
1389 void wxWidgetCocoaImpl::SetMaximum( wxInt32 v )
1390 {
1391     if (  [m_osxView respondsToSelector:@selector(setMaxValue:)] )
1392     {
1393         [m_osxView setMaxValue:(double)v];
1394     }
1395 }
1396
1397 wxInt32 wxWidgetCocoaImpl::GetMinimum() const
1398 {
1399     if (  [m_osxView respondsToSelector:@selector(getMinValue:)] )
1400     {
1401         return (int)[m_osxView minValue];
1402     }
1403     return 0;
1404 }
1405
1406 wxInt32 wxWidgetCocoaImpl::GetMaximum() const
1407 {
1408     if (  [m_osxView respondsToSelector:@selector(getMaxValue:)] )
1409     {
1410         return (int)[m_osxView maxValue];
1411     }
1412     return 0;
1413 }
1414
1415 wxBitmap wxWidgetCocoaImpl::GetBitmap() const
1416 {
1417     wxBitmap bmp;
1418
1419     // TODO: how to create a wxBitmap from NSImage?
1420 #if 0
1421     if ( [m_osxView respondsToSelector:@selector(image:)] )
1422         bmp = [m_osxView image];
1423 #endif
1424
1425     return bmp;
1426 }
1427
1428 void wxWidgetCocoaImpl::SetBitmap( const wxBitmap& bitmap )
1429 {
1430     if (  [m_osxView respondsToSelector:@selector(setImage:)] )
1431     {
1432         [m_osxView setImage:bitmap.GetNSImage()];
1433     }
1434 }
1435
1436 void wxWidgetCocoaImpl::SetBitmapPosition( wxDirection dir )
1437 {
1438     if ( [m_osxView respondsToSelector:@selector(setImagePosition:)] )
1439     {
1440         NSCellImagePosition pos;
1441         switch ( dir )
1442         {
1443             case wxLEFT:
1444                 pos = NSImageLeft;
1445                 break;
1446
1447             case wxRIGHT:
1448                 pos = NSImageRight;
1449                 break;
1450
1451             case wxTOP:
1452                 pos = NSImageAbove;
1453                 break;
1454
1455             case wxBOTTOM:
1456                 pos = NSImageBelow;
1457                 break;
1458
1459             default:
1460                 wxFAIL_MSG( "invalid image position" );
1461                 pos = NSNoImage;
1462         }
1463
1464         [m_osxView setImagePosition:pos];
1465     }
1466 }
1467
1468 void wxWidgetCocoaImpl::SetupTabs( const wxNotebook& WXUNUSED(notebook))
1469 {
1470     // implementation in subclass
1471 }
1472
1473 void wxWidgetCocoaImpl::GetBestRect( wxRect *r ) const
1474 {
1475     r->x = r->y = r->width = r->height = 0;
1476
1477     if (  [m_osxView respondsToSelector:@selector(sizeToFit)] )
1478     {
1479         NSRect former = [m_osxView frame];
1480         [m_osxView sizeToFit];
1481         NSRect best = [m_osxView frame];
1482         [m_osxView setFrame:former];
1483         r->width = (int)best.size.width;
1484         r->height = (int)best.size.height;
1485     }
1486 }
1487
1488 bool wxWidgetCocoaImpl::IsEnabled() const
1489 {
1490     if ( [m_osxView respondsToSelector:@selector(isEnabled) ] )
1491         return [m_osxView isEnabled];
1492     return true;
1493 }
1494
1495 void wxWidgetCocoaImpl::Enable( bool enable )
1496 {
1497     if ( [m_osxView respondsToSelector:@selector(setEnabled:) ] )
1498         [m_osxView setEnabled:enable];
1499 }
1500
1501 void wxWidgetCocoaImpl::PulseGauge()
1502 {
1503 }
1504
1505 void wxWidgetCocoaImpl::SetScrollThumb( wxInt32 WXUNUSED(val), wxInt32 WXUNUSED(view) )
1506 {
1507 }
1508
1509 void wxWidgetCocoaImpl::SetControlSize( wxWindowVariant variant )
1510 {
1511     NSControlSize size = NSRegularControlSize;
1512
1513     switch ( variant )
1514     {
1515         case wxWINDOW_VARIANT_NORMAL :
1516             size = NSRegularControlSize;
1517             break ;
1518
1519         case wxWINDOW_VARIANT_SMALL :
1520             size = NSSmallControlSize;
1521             break ;
1522
1523         case wxWINDOW_VARIANT_MINI :
1524             size = NSMiniControlSize;
1525             break ;
1526
1527         case wxWINDOW_VARIANT_LARGE :
1528             size = NSRegularControlSize;
1529             break ;
1530
1531         default:
1532             wxFAIL_MSG(wxT("unexpected window variant"));
1533             break ;
1534     }
1535     if ( [m_osxView respondsToSelector:@selector(setControlSize:)] )
1536         [m_osxView setControlSize:size];
1537     else if ([m_osxView respondsToSelector:@selector(cell)])
1538     {
1539         id cell = [(id)m_osxView cell];
1540         if ([cell respondsToSelector:@selector(setControlSize:)])
1541             [cell setControlSize:size];
1542     }
1543 }
1544
1545 void wxWidgetCocoaImpl::SetFont(wxFont const& font, wxColour const&, long, bool)
1546 {
1547     if ([m_osxView respondsToSelector:@selector(setFont:)])
1548         [m_osxView setFont: font.OSXGetNSFont()];
1549 }
1550
1551 void wxWidgetCocoaImpl::InstallEventHandler( WXWidget control )
1552 {
1553     WXWidget c =  control ? control : (WXWidget) m_osxView;
1554     wxWidgetImpl::Associate( c, this ) ;
1555     if ([c respondsToSelector:@selector(setAction:)])
1556     {
1557         [c setTarget: c];
1558         [c setAction: @selector(controlAction:)];
1559         if ([c respondsToSelector:@selector(setDoubleAction:)])
1560         {
1561             [c setDoubleAction: @selector(controlDoubleAction:)];
1562         }
1563
1564     }
1565 }
1566
1567 bool wxWidgetCocoaImpl::DoHandleCharEvent(NSEvent *event, NSString *text)
1568 {
1569     wxKeyEvent wxevent(wxEVT_CHAR);
1570     SetupKeyEvent( wxevent, event, text );
1571
1572     return GetWXPeer()->OSXHandleKeyEvent(wxevent);
1573 }
1574
1575 bool wxWidgetCocoaImpl::DoHandleKeyEvent(NSEvent *event)
1576 {
1577     wxKeyEvent wxevent(wxEVT_KEY_DOWN);
1578     SetupKeyEvent( wxevent, event );
1579     bool result = GetWXPeer()->OSXHandleKeyEvent(wxevent);
1580
1581     // this will fire higher level events, like insertText, to help
1582     // us handle EVT_CHAR, etc.
1583
1584     if ( m_wxPeer->MacIsUserPane() && [event type] == NSKeyDown)
1585     {
1586         if ( !result )
1587         {
1588             if ( [m_osxView isKindOfClass:[NSScrollView class] ] )
1589                 [[(NSScrollView*)m_osxView documentView] interpretKeyEvents:[NSArray arrayWithObject:event]];
1590             else
1591                 [m_osxView interpretKeyEvents:[NSArray arrayWithObject:event]];
1592             result = true;
1593         }
1594     }
1595
1596     return result;
1597 }
1598
1599 bool wxWidgetCocoaImpl::DoHandleMouseEvent(NSEvent *event)
1600 {
1601     NSPoint clickLocation;
1602     clickLocation = [m_osxView convertPoint:[event locationInWindow] fromView:nil];
1603     wxPoint pt = wxFromNSPoint( m_osxView, clickLocation );
1604     wxMouseEvent wxevent(wxEVT_LEFT_DOWN);
1605     SetupMouseEvent(wxevent , event) ;
1606     wxevent.m_x = pt.x;
1607     wxevent.m_y = pt.y;
1608
1609     return GetWXPeer()->HandleWindowEvent(wxevent);
1610 }
1611
1612 void wxWidgetCocoaImpl::DoNotifyFocusEvent(bool receivedFocus, wxWidgetImpl* otherWindow)
1613 {
1614     wxWindow* thisWindow = GetWXPeer();
1615     if ( thisWindow->MacGetTopLevelWindow() && NeedsFocusRect() )
1616     {
1617         thisWindow->MacInvalidateBorders();
1618     }
1619
1620     if ( receivedFocus )
1621     {
1622         wxLogTrace(wxT("Focus"), wxT("focus set(%p)"), static_cast<void*>(thisWindow));
1623         wxChildFocusEvent eventFocus((wxWindow*)thisWindow);
1624         thisWindow->HandleWindowEvent(eventFocus);
1625
1626 #if wxUSE_CARET
1627         if ( thisWindow->GetCaret() )
1628             thisWindow->GetCaret()->OnSetFocus();
1629 #endif
1630
1631         wxFocusEvent event(wxEVT_SET_FOCUS, thisWindow->GetId());
1632         event.SetEventObject(thisWindow);
1633         if (otherWindow)
1634             event.SetWindow(otherWindow->GetWXPeer());
1635         thisWindow->HandleWindowEvent(event) ;
1636     }
1637     else // !receivedFocuss
1638     {
1639 #if wxUSE_CARET
1640         if ( thisWindow->GetCaret() )
1641             thisWindow->GetCaret()->OnKillFocus();
1642 #endif
1643
1644         wxLogTrace(wxT("Focus"), wxT("focus lost(%p)"), static_cast<void*>(thisWindow));
1645
1646         wxFocusEvent event( wxEVT_KILL_FOCUS, thisWindow->GetId());
1647         event.SetEventObject(thisWindow);
1648         if (otherWindow)
1649             event.SetWindow(otherWindow->GetWXPeer());
1650         thisWindow->HandleWindowEvent(event) ;
1651     }
1652 }
1653
1654 void wxWidgetCocoaImpl::SetCursor(const wxCursor& cursor)
1655 {
1656     NSPoint location = [NSEvent mouseLocation];
1657     location = [[m_osxView window] convertScreenToBase:location];
1658     NSPoint locationInView = [m_osxView convertPoint:location fromView:nil];
1659
1660     if( NSMouseInRect(locationInView, [m_osxView bounds], YES) )
1661     {
1662         [(NSCursor*)cursor.GetHCURSOR() set];
1663     }
1664     [[m_osxView window] invalidateCursorRectsForView:m_osxView];
1665 }
1666
1667 void wxWidgetCocoaImpl::CaptureMouse()
1668 {
1669     [[m_osxView window] disableCursorRects];
1670 }
1671
1672 void wxWidgetCocoaImpl::ReleaseMouse()
1673 {
1674     [[m_osxView window] enableCursorRects];
1675 }
1676
1677 void wxWidgetCocoaImpl::SetFlipped(bool flipped)
1678 {
1679     m_isFlipped = flipped;
1680 }
1681
1682 //
1683 // Factory methods
1684 //
1685
1686 wxWidgetImpl* wxWidgetImpl::CreateUserPane( wxWindowMac* wxpeer, wxWindowMac* WXUNUSED(parent),
1687     wxWindowID WXUNUSED(id), const wxPoint& pos, const wxSize& size,
1688     long WXUNUSED(style), long WXUNUSED(extraStyle))
1689 {
1690     NSRect r = wxOSXGetFrameForControl( wxpeer, pos , size ) ;
1691     wxNSView* v = [[wxNSView alloc] initWithFrame:r];
1692
1693     // temporary hook for dnd
1694     [v registerForDraggedTypes:[NSArray arrayWithObjects:
1695         NSStringPboardType, NSFilenamesPboardType, NSTIFFPboardType, NSPICTPboardType, NSPDFPboardType, nil]];
1696
1697     wxWidgetCocoaImpl* c = new wxWidgetCocoaImpl( wxpeer, v );
1698     return c;
1699 }
1700
1701 wxWidgetImpl* wxWidgetImpl::CreateContentView( wxNonOwnedWindow* now )
1702 {
1703     NSWindow* tlw = now->GetWXWindow();
1704     wxNSView* v = [[wxNSView alloc] initWithFrame:[[tlw contentView] frame]];
1705     wxWidgetCocoaImpl* c = new wxWidgetCocoaImpl( now, v, true );
1706     c->InstallEventHandler();
1707     [tlw setContentView:v];
1708     return c;
1709 }