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 WXWidget wxWidgetImpl::FindFocus()
  37 {
  38     NSView* focusedView = nil;
  39     NSWindow* keyWindow = [[NSApplication sharedApplication] keyWindow];
  40     if ( keyWindow != nil )
  41     {
  42         NSResponder* responder = [keyWindow firstResponder];
  43         if ( [responder isKindOfClass:[NSTextView class]] &&
  44             [keyWindow fieldEditor:NO forObject:nil] != nil )
  45         {
  46             focusedView = [(NSTextView*)responder delegate];
  47         }
  48         else
  49         {
  50             if ( [responder isKindOfClass:[NSView class]] )
  51                 focusedView = (NSView*) responder;
  52         }
  53     }
  54     return focusedView;
  55 }
  56
  57 NSRect wxOSXGetFrameForControl( wxWindowMac* window , const wxPoint& pos , const wxSize &size , bool adjustForOrigin )
  58 {
  59     int x, y, w, h ;
  60
  61     window->MacGetBoundsForControl( pos , size , x , y, w, h , adjustForOrigin ) ;
  62     wxRect bounds(x,y,w,h);
  63     NSView* sv = (window->GetParent()->GetHandle() );
  64
  65     return wxToNSRect( sv, bounds );
  66 }
  67
  68 @interface wxNSView : NSView
  69 {
  70     NSTrackingRectTag rectTag;
  71 }
  72
  73 // the tracking tag is needed to track mouse enter / exit events
  74 - (void) setTrackingTag: (NSTrackingRectTag)tag;
  75 - (NSTrackingRectTag) trackingTag;
  76 @end // wxNSView
  77
  78 @interface NSView(PossibleMethods)
  79 - (void)setTitle:(NSString *)aString;
  80 - (void)setStringValue:(NSString *)aString;
  81 - (void)setIntValue:(int)anInt;
  82 - (void)setFloatValue:(float)aFloat;
  83 - (void)setDoubleValue:(double)aDouble;
  84
  85 - (double)minValue;
  86 - (double)maxValue;
  87 - (void)setMinValue:(double)aDouble;
  88 - (void)setMaxValue:(double)aDouble;
  89
  90 - (void)sizeToFit;
  91
  92 - (BOOL)isEnabled;
  93 - (void)setEnabled:(BOOL)flag;
  94
  95 - (void)setImage:(NSImage *)image;
  96 - (void)setControlSize:(NSControlSize)size;
  97
  98 - (void)setFont:(NSFont *)fontObject;
  99
 100 - (id)contentView;
 101
 102 - (void)setTarget:(id)anObject;
 103 - (void)setAction:(SEL)aSelector;
 104 - (void)setDoubleAction:(SEL)aSelector;
 105 @end
 106
 107 long wxOSXTranslateCocoaKey( NSEvent* event )
 108 {
 109     long retval = 0;
 110
 111     if ([event type] != NSFlagsChanged)
 112     {
 113         NSString* s = [event charactersIgnoringModifiers];
 114         // backspace char reports as delete w/modifiers for some reason
 115         if ([s length] == 1)
 116         {
 117             switch ( [s characterAtIndex:0] )
 118             {
 119                 // backspace key
 120                 case 0x7F :
 121                 case 8 :
 122                     retval = WXK_BACK;
 123                     break;
 124                 case NSUpArrowFunctionKey :
 125                     retval = WXK_UP;
 126                     break;
 127                 case NSDownArrowFunctionKey :
 128                     retval = WXK_DOWN;
 129                     break;
 130                 case NSLeftArrowFunctionKey :
 131                     retval = WXK_LEFT;
 132                     break;
 133                 case NSRightArrowFunctionKey :
 134                     retval = WXK_RIGHT;
 135                     break;
 136                 case NSInsertFunctionKey  :
 137                     retval = WXK_INSERT;
 138                     break;
 139                 case NSDeleteFunctionKey  :
 140                     retval = WXK_DELETE;
 141                     break;
 142                 case NSHomeFunctionKey  :
 143                     retval = WXK_HOME;
 144                     break;
 145         //        case NSBeginFunctionKey  :
 146         //            retval = WXK_BEGIN;
 147         //            break;
 148                 case NSEndFunctionKey  :
 149                     retval = WXK_END;
 150                     break;
 151                 case NSPageUpFunctionKey  :
 152                     retval = WXK_PAGEUP;
 153                     break;
 154                case NSPageDownFunctionKey  :
 155                     retval = WXK_PAGEDOWN;
 156                     break;
 157                case NSHelpFunctionKey  :
 158                     retval = WXK_HELP;
 159                     break;
 160                 default:
 161                     int intchar = [s characterAtIndex: 0];
 162                     if ( intchar >= NSF1FunctionKey && intchar <= NSF24FunctionKey )
 163                         retval = WXK_F1 + (intchar - NSF1FunctionKey );
 164                     break;
 165             }
 166         }
 167     }
 168
 169     // Some keys don't seem to have constants. The code mimics the approach
 170     // taken by WebKit. See:
 171     // http://trac.webkit.org/browser/trunk/WebCore/platform/mac/KeyEventMac.mm
 172     switch( [event keyCode] )
 173     {
 174         // command key
 175         case 54:
 176         case 55:
 177             retval = WXK_COMMAND;
 178             break;
 179         // caps locks key
 180         case 57: // Capslock
 181             retval = WXK_CAPITAL;
 182             break;
 183         // shift key
 184         case 56: // Left Shift
 185         case 60: // Right Shift
 186             retval = WXK_SHIFT;
 187             break;
 188         // alt key
 189         case 58: // Left Alt
 190         case 61: // Right Alt
 191             retval = WXK_ALT;
 192             break;
 193         // ctrl key
 194         case 59: // Left Ctrl
 195         case 62: // Right Ctrl
 196             retval = WXK_CONTROL;
 197             break;
 198         // clear key
 199         case 71:
 200             retval = WXK_CLEAR;
 201             break;
 202         // tab key
 203         case 48:
 204             retval = WXK_TAB;
 205             break;
 206
 207         case 75: // /
 208             retval = WXK_NUMPAD_DIVIDE;
 209             break;
 210         case 67: // *
 211             retval = WXK_NUMPAD_MULTIPLY;
 212             break;
 213         case 78: // -
 214             retval = WXK_NUMPAD_SUBTRACT;
 215             break;
 216         case 69: // +
 217             retval = WXK_NUMPAD_ADD;
 218             break;
 219         case 76: // Enter
 220             retval = WXK_NUMPAD_ENTER;
 221             break;
 222         case 65: // .
 223             retval = WXK_NUMPAD_DECIMAL;
 224             break;
 225         case 82: // 0
 226             retval = WXK_NUMPAD0;
 227             break;
 228         case 83: // 1
 229             retval = WXK_NUMPAD1;
 230             break;
 231         case 84: // 2
 232             retval = WXK_NUMPAD2;
 233             break;
 234         case 85: // 3
 235             retval = WXK_NUMPAD3;
 236             break;
 237         case 86: // 4
 238             retval = WXK_NUMPAD4;
 239             break;
 240         case 87: // 5
 241             retval = WXK_NUMPAD5;
 242             break;
 243         case 88: // 6
 244             retval = WXK_NUMPAD6;
 245             break;
 246         case 89: // 7
 247             retval = WXK_NUMPAD7;
 248             break;
 249         case 91: // 8
 250             retval = WXK_NUMPAD8;
 251             break;
 252         case 92: // 9
 253             retval = WXK_NUMPAD9;
 254             break;
 255         default:
 256             //retval = [event keyCode];
 257             break;
 258     }
 259     return retval;
 260 }
 261
 262 void SetupKeyEvent( wxKeyEvent &wxevent , NSEvent * nsEvent, NSString* charString = NULL )
 263 {
 264     UInt32 modifiers = [nsEvent modifierFlags] ;
 265     int eventType = [nsEvent type];
 266
 267     wxevent.m_shiftDown = modifiers & NSShiftKeyMask;
 268     wxevent.m_controlDown = modifiers & NSControlKeyMask;
 269     wxevent.m_altDown = modifiers & NSAlternateKeyMask;
 270     wxevent.m_metaDown = modifiers & NSCommandKeyMask;
 271
 272     wxevent.m_rawCode = [nsEvent keyCode];
 273     wxevent.m_rawFlags = modifiers;
 274
 275     wxevent.SetTimestamp( [nsEvent timestamp] * 1000.0 ) ;
 276
 277     wxString chars;
 278     if ( eventType != NSFlagsChanged )
 279     {
 280         NSString* nschars = (wxevent.GetEventType() != wxEVT_CHAR) ? [nsEvent charactersIgnoringModifiers] : [nsEvent characters];
 281         if ( charString )
 282         {
 283             // if charString is set, it did not come from key up / key down
 284             wxevent.SetEventType( wxEVT_CHAR );
 285             wxCFStringRef cfchars((CFStringRef)[charString retain]);
 286             chars = cfchars.AsString();
 287         }
 288         else if ( nschars )
 289         {
 290             wxCFStringRef cfchars((CFStringRef)[nschars retain]);
 291             chars = cfchars.AsString();
 292         }
 293     }
 294
 295     int aunichar = chars.Length() > 0 ? chars[0] : 0;
 296     long keyval = 0;
 297
 298     if (wxevent.GetEventType() != wxEVT_CHAR)
 299     {
 300         keyval = wxOSXTranslateCocoaKey(nsEvent) ;
 301         switch (eventType)
 302         {
 303             case NSKeyDown :
 304                 wxevent.SetEventType( wxEVT_KEY_DOWN )  ;
 305                 break;
 306             case NSKeyUp :
 307                 wxevent.SetEventType( wxEVT_KEY_UP )  ;
 308                 break;
 309             case NSFlagsChanged :
 310                 switch (keyval)
 311                 {
 312                     case WXK_CONTROL:
 313                         wxevent.SetEventType( wxevent.m_controlDown ? wxEVT_KEY_DOWN : wxEVT_KEY_UP);
 314                         break;
 315                     case WXK_SHIFT:
 316                         wxevent.SetEventType( wxevent.m_shiftDown ? wxEVT_KEY_DOWN : wxEVT_KEY_UP);
 317                         break;
 318                     case WXK_ALT:
 319                         wxevent.SetEventType( wxevent.m_altDown ? wxEVT_KEY_DOWN : wxEVT_KEY_UP);
 320                         break;
 321                     case WXK_COMMAND:
 322                         wxevent.SetEventType( wxevent.m_metaDown ? wxEVT_KEY_DOWN : wxEVT_KEY_UP);
 323                         break;
 324                 }
 325                 break;
 326             default :
 327                 break ;
 328         }
 329     }
 330
 331     if ( !keyval )
 332     {
 333         if ( wxevent.GetEventType() == wxEVT_KEY_UP || wxevent.GetEventType() == wxEVT_KEY_DOWN )
 334             keyval = wxToupper( aunichar ) ;
 335         else
 336             keyval = aunichar;
 337     }
 338
 339 #if wxUSE_UNICODE
 340     wxevent.m_uniChar = aunichar;
 341 #endif
 342     wxevent.m_keyCode = keyval;
 343 }
 344
 345 UInt32 g_lastButton = 0 ;
 346 bool g_lastButtonWasFakeRight = false ;
 347
 348 void SetupMouseEvent( wxMouseEvent &wxevent , NSEvent * nsEvent )
 349 {
 350     int eventType = [nsEvent type];
 351     UInt32 modifiers = [nsEvent modifierFlags] ;
 352     wxPoint screenMouseLocation = wxFromNSPoint( NULL, [nsEvent locationInWindow]);
 353
 354     // these parameters are not given for all events
 355     UInt32 button = [nsEvent buttonNumber];
 356     UInt32 clickCount = 0;
 357
 358     wxevent.m_x = screenMouseLocation.x;
 359     wxevent.m_y = screenMouseLocation.y;
 360     wxevent.m_shiftDown = modifiers & NSShiftKeyMask;
 361     wxevent.m_controlDown = modifiers & NSControlKeyMask;
 362     wxevent.m_altDown = modifiers & NSAlternateKeyMask;
 363     wxevent.m_metaDown = modifiers & NSCommandKeyMask;
 364     wxevent.SetTimestamp( [nsEvent timestamp] * 1000.0 ) ;
 365
 366     UInt32 mouseChord = 0;
 367
 368     switch (eventType)
 369     {
 370         case NSLeftMouseDown :
 371         case NSLeftMouseDragged :
 372             mouseChord = 1U;
 373             break;
 374         case NSRightMouseDown :
 375         case NSRightMouseDragged :
 376             mouseChord = 2U;
 377             break;
 378         case NSOtherMouseDown :
 379         case NSOtherMouseDragged :
 380             mouseChord = 4U;
 381             break;
 382     }
 383
 384     // a control click is interpreted as a right click
 385     bool thisButtonIsFakeRight = false ;
 386     if ( button == 0 && (modifiers & NSControlKeyMask) )
 387     {
 388         button = 1 ;
 389         thisButtonIsFakeRight = true ;
 390     }
 391
 392     // otherwise we report double clicks by connecting a left click with a ctrl-left click
 393     if ( clickCount > 1 && button != g_lastButton )
 394         clickCount = 1 ;
 395
 396     // we must make sure that our synthetic 'right' button corresponds in
 397     // mouse down, moved and mouse up, and does not deliver a right down and left up
 398     switch (eventType)
 399     {
 400         case NSLeftMouseDown :
 401         case NSRightMouseDown :
 402         case NSOtherMouseDown :
 403             g_lastButton = button ;
 404             g_lastButtonWasFakeRight = thisButtonIsFakeRight ;
 405             break;
 406      }
 407
 408     if ( button == 0 )
 409     {
 410         g_lastButton = 0 ;
 411         g_lastButtonWasFakeRight = false ;
 412     }
 413     else if ( g_lastButton == 1 && g_lastButtonWasFakeRight )
 414         button = g_lastButton ;
 415
 416     // Adjust the chord mask to remove the primary button and add the
 417     // secondary button.  It is possible that the secondary button is
 418     // already pressed, e.g. on a mouse connected to a laptop, but this
 419     // possibility is ignored here:
 420     if( thisButtonIsFakeRight && ( mouseChord & 1U ) )
 421         mouseChord = ((mouseChord & ~1U) | 2U);
 422
 423     if(mouseChord & 1U)
 424                 wxevent.m_leftDown = true ;
 425     if(mouseChord & 2U)
 426                 wxevent.m_rightDown = true ;
 427     if(mouseChord & 4U)
 428                 wxevent.m_middleDown = true ;
 429
 430     // translate into wx types
 431     switch (eventType)
 432     {
 433         case NSLeftMouseDown :
 434         case NSRightMouseDown :
 435         case NSOtherMouseDown :
 436             clickCount = [nsEvent clickCount];
 437             switch ( button )
 438             {
 439                 case 0 :
 440                     wxevent.SetEventType( clickCount > 1 ? wxEVT_LEFT_DCLICK : wxEVT_LEFT_DOWN )  ;
 441                     break ;
 442
 443                 case 1 :
 444                     wxevent.SetEventType( clickCount > 1 ? wxEVT_RIGHT_DCLICK : wxEVT_RIGHT_DOWN ) ;
 445                     break ;
 446
 447                 case 2 :
 448                     wxevent.SetEventType( clickCount > 1 ? wxEVT_MIDDLE_DCLICK : wxEVT_MIDDLE_DOWN ) ;
 449                     break ;
 450
 451                 default:
 452                     break ;
 453             }
 454             break ;
 455
 456         case NSLeftMouseUp :
 457         case NSRightMouseUp :
 458         case NSOtherMouseUp :
 459             clickCount = [nsEvent clickCount];
 460             switch ( button )
 461             {
 462                 case 0 :
 463                     wxevent.SetEventType( wxEVT_LEFT_UP )  ;
 464                     break ;
 465
 466                 case 1 :
 467                     wxevent.SetEventType( wxEVT_RIGHT_UP ) ;
 468                     break ;
 469
 470                 case 2 :
 471                     wxevent.SetEventType( wxEVT_MIDDLE_UP ) ;
 472                     break ;
 473
 474                 default:
 475                     break ;
 476             }
 477             break ;
 478
 479      case NSScrollWheel :
 480         {
 481             wxevent.SetEventType( wxEVT_MOUSEWHEEL ) ;
 482             wxevent.m_wheelDelta = 10;
 483             wxevent.m_linesPerAction = 1;
 484
 485             if ( fabs([nsEvent deltaX]) > fabs([nsEvent deltaY]) )
 486             {
 487                 wxevent.m_wheelAxis = 1;
 488                 wxevent.m_wheelRotation = [nsEvent deltaX] * 10.0;
 489             }
 490             else
 491             {
 492                 wxevent.m_wheelRotation = [nsEvent deltaY] * 10.0;
 493             }
 494         }
 495         break ;
 496
 497         case NSMouseEntered :
 498             wxevent.SetEventType( wxEVT_ENTER_WINDOW ) ;
 499             break;
 500         case NSMouseExited :
 501             wxevent.SetEventType( wxEVT_LEAVE_WINDOW ) ;
 502             break;
 503         case NSLeftMouseDragged :
 504         case NSRightMouseDragged :
 505         case NSOtherMouseDragged :
 506         case NSMouseMoved :
 507             wxevent.SetEventType( wxEVT_MOTION ) ;
 508             break;
 509         default :
 510             break ;
 511     }
 512
 513     wxevent.m_clickCount = clickCount;
 514
 515 }
 516
 517 @implementation wxNSView
 518
 519 + (void)initialize
 520 {
 521     static BOOL initialized = NO;
 522     if (!initialized)
 523     {
 524         initialized = YES;
 525         wxOSXCocoaClassAddWXMethods( self );
 526     }
 527 }
 528
 529 - (void) setTrackingTag: (NSTrackingRectTag)tag
 530 {
 531     rectTag = tag;
 532 }
 533
 534 - (NSTrackingRectTag) trackingTag
 535 {
 536     return rectTag;
 537 }
 538
 539 @end // wxNSView
 540
 541 //
 542 // event handlers
 543 //
 544
 545 #if wxUSE_DRAG_AND_DROP
 546
 547 // see http://lists.apple.com/archives/Cocoa-dev/2005/Jul/msg01244.html
 548 // for details on the NSPasteboard -> PasteboardRef conversion
 549
 550 NSDragOperation wxOSX_draggingEntered( id self, SEL _cmd, id <NSDraggingInfo>sender )
 551 {
 552     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 553     if (impl == NULL)
 554         return NSDragOperationNone;
 555
 556     return impl->draggingEntered(sender, self, _cmd);
 557 }
 558
 559 void wxOSX_draggingExited( id self, SEL _cmd, id <NSDraggingInfo> sender )
 560 {
 561     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 562     if (impl == NULL)
 563         return ;
 564
 565     return impl->draggingExited(sender, self, _cmd);
 566 }
 567
 568 NSDragOperation wxOSX_draggingUpdated( id self, SEL _cmd, id <NSDraggingInfo>sender )
 569 {
 570     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 571     if (impl == NULL)
 572         return NSDragOperationNone;
 573
 574     return impl->draggingUpdated(sender, self, _cmd);
 575 }
 576
 577 BOOL wxOSX_performDragOperation( id self, SEL _cmd, id <NSDraggingInfo> sender )
 578 {
 579     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 580     if (impl == NULL)
 581         return NSDragOperationNone;
 582
 583     return impl->performDragOperation(sender, self, _cmd) ? YES:NO ;
 584 }
 585
 586 void wxOSX_mouseEvent(NSView* self, SEL _cmd, NSEvent *event)
 587 {
 588     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 589     if (impl == NULL)
 590         return;
 591
 592     impl->mouseEvent(event, self, _cmd);
 593 }
 594
 595 void wxOSX_keyEvent(NSView* self, SEL _cmd, NSEvent *event)
 596 {
 597     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 598     if (impl == NULL)
 599         return;
 600
 601     impl->keyEvent(event, self, _cmd);
 602 }
 603
 604 void wxOSX_insertText(NSView* self, SEL _cmd, NSString* text)
 605 {
 606     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 607     if (impl == NULL)
 608         return;
 609
 610     impl->insertText(text, self, _cmd);
 611 }
 612
 613 BOOL wxOSX_performKeyEquivalent(NSView* self, SEL _cmd, NSEvent *event)
 614 {
 615     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 616     if (impl == NULL)
 617         return NO;
 618
 619     return impl->performKeyEquivalent(event, self, _cmd);
 620 }
 621
 622 BOOL wxOSX_acceptsFirstResponder(NSView* self, SEL _cmd)
 623 {
 624     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 625     if (impl == NULL)
 626         return NO;
 627
 628     return impl->acceptsFirstResponder(self, _cmd);
 629 }
 630
 631 BOOL wxOSX_becomeFirstResponder(NSView* self, SEL _cmd)
 632 {
 633     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 634     if (impl == NULL)
 635         return NO;
 636
 637     return impl->becomeFirstResponder(self, _cmd);
 638 }
 639
 640 BOOL wxOSX_resignFirstResponder(NSView* self, SEL _cmd)
 641 {
 642     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 643     if (impl == NULL)
 644         return NO;
 645
 646     return impl->resignFirstResponder(self, _cmd);
 647 }
 648
 649 void wxOSX_resetCursorRects(NSView* self, SEL _cmd)
 650 {
 651     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 652     if (impl == NULL)
 653         return;
 654
 655     impl->resetCursorRects(self, _cmd);
 656 }
 657
 658 BOOL wxOSX_isFlipped(NSView* self, SEL _cmd)
 659 {
 660     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 661     if (impl == NULL)
 662         return NO;
 663
 664     return impl->isFlipped(self, _cmd) ? YES:NO;
 665 }
 666
 667 void wxOSX_drawRect(NSView* self, SEL _cmd, NSRect rect)
 668 {
 669     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 670     if (impl == NULL)
 671         return;
 672
 673     return impl->drawRect(&rect, self, _cmd);
 674 }
 675
 676 void wxOSX_controlAction(NSView* self, SEL _cmd, id sender)
 677 {
 678     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 679     if (impl == NULL)
 680         return;
 681
 682     impl->controlAction(self, _cmd, sender);
 683 }
 684
 685 void wxOSX_controlDoubleAction(NSView* self, SEL _cmd, id sender)
 686 {
 687     wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
 688     if (impl == NULL)
 689         return;
 690
 691     impl->controlDoubleAction(self, _cmd, sender);
 692 }
 693
 694 unsigned int wxWidgetCocoaImpl::draggingEntered(void* s, WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd))
 695 {
 696     id <NSDraggingInfo>sender = (id <NSDraggingInfo>) s;
 697     NSPasteboard *pboard = [sender draggingPasteboard];
 698     NSDragOperation sourceDragMask = [sender draggingSourceOperationMask];
 699
 700     wxWindow* wxpeer = GetWXPeer();
 701     if ( wxpeer == NULL )
 702         return NSDragOperationNone;
 703
 704     wxDropTarget* target = wxpeer->GetDropTarget();
 705     if ( target == NULL )
 706         return NSDragOperationNone;
 707
 708     wxDragResult result = wxDragNone;
 709     NSPoint nspoint = [m_osxView convertPoint:[sender draggingLocation] fromView:nil];
 710     wxPoint pt = wxFromNSPoint( m_osxView, nspoint );
 711
 712     if ( sourceDragMask & NSDragOperationLink )
 713         result = wxDragLink;
 714     else if ( sourceDragMask & NSDragOperationCopy )
 715         result = wxDragCopy;
 716     else if ( sourceDragMask & NSDragOperationMove )
 717         result = wxDragMove;
 718
 719     PasteboardRef pboardRef;
 720     PasteboardCreate((CFStringRef)[pboard name], &pboardRef);
 721     target->SetCurrentDragPasteboard(pboardRef);
 722     result = target->OnEnter(pt.x, pt.y, result);
 723     CFRelease(pboardRef);
 724
 725     NSDragOperation nsresult = NSDragOperationNone;
 726     switch (result )
 727     {
 728         case wxDragLink:
 729             nsresult = NSDragOperationLink;
 730         case wxDragMove:
 731             nsresult = NSDragOperationMove;
 732         case wxDragCopy:
 733             nsresult = NSDragOperationCopy;
 734         default :
 735             break;
 736     }
 737     return nsresult;
 738 }
 739
 740 void wxWidgetCocoaImpl::draggingExited(void* s, WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd))
 741 {
 742     id <NSDraggingInfo>sender = (id <NSDraggingInfo>) s;
 743     NSPasteboard *pboard = [sender draggingPasteboard];
 744
 745     wxWindow* wxpeer = GetWXPeer();
 746     if ( wxpeer == NULL )
 747         return;
 748
 749     wxDropTarget* target = wxpeer->GetDropTarget();
 750     if ( target == NULL )
 751         return;
 752
 753     PasteboardRef pboardRef;
 754     PasteboardCreate((CFStringRef)[pboard name], &pboardRef);
 755     target->SetCurrentDragPasteboard(pboardRef);
 756     target->OnLeave();
 757     CFRelease(pboardRef);
 758  }
 759
 760 unsigned int wxWidgetCocoaImpl::draggingUpdated(void* s, WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd))
 761 {
 762     id <NSDraggingInfo>sender = (id <NSDraggingInfo>) s;
 763     NSPasteboard *pboard = [sender draggingPasteboard];
 764     NSDragOperation sourceDragMask = [sender draggingSourceOperationMask];
 765
 766     wxWindow* wxpeer = GetWXPeer();
 767     if ( wxpeer == NULL )
 768         return NSDragOperationNone;
 769
 770     wxDropTarget* target = wxpeer->GetDropTarget();
 771     if ( target == NULL )
 772         return NSDragOperationNone;
 773
 774     wxDragResult result = wxDragNone;
 775     NSPoint nspoint = [m_osxView convertPoint:[sender draggingLocation] fromView:nil];
 776     wxPoint pt = wxFromNSPoint( m_osxView, nspoint );
 777
 778     if ( sourceDragMask & NSDragOperationLink )
 779         result = wxDragLink;
 780     else if ( sourceDragMask & NSDragOperationCopy )
 781         result = wxDragCopy;
 782     else if ( sourceDragMask & NSDragOperationMove )
 783         result = wxDragMove;
 784
 785     PasteboardRef pboardRef;
 786     PasteboardCreate((CFStringRef)[pboard name], &pboardRef);
 787     target->SetCurrentDragPasteboard(pboardRef);
 788     result = target->OnDragOver(pt.x, pt.y, result);
 789     CFRelease(pboardRef);
 790
 791     NSDragOperation nsresult = NSDragOperationNone;
 792     switch (result )
 793     {
 794         case wxDragLink:
 795             nsresult = NSDragOperationLink;
 796         case wxDragMove:
 797             nsresult = NSDragOperationMove;
 798         case wxDragCopy:
 799             nsresult = NSDragOperationCopy;
 800         default :
 801             break;
 802     }
 803     return nsresult;
 804 }
 805
 806 bool wxWidgetCocoaImpl::performDragOperation(void* s, WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd))
 807 {
 808     id <NSDraggingInfo>sender = (id <NSDraggingInfo>) s;
 809
 810     NSPasteboard *pboard = [sender draggingPasteboard];
 811     NSDragOperation sourceDragMask = [sender draggingSourceOperationMask];
 812
 813     wxWindow* wxpeer = GetWXPeer();
 814     wxDropTarget* target = wxpeer->GetDropTarget();
 815     wxDragResult result = wxDragNone;
 816     NSPoint nspoint = [m_osxView convertPoint:[sender draggingLocation] fromView:nil];
 817     wxPoint pt = wxFromNSPoint( m_osxView, nspoint );
 818
 819     if ( sourceDragMask & NSDragOperationLink )
 820         result = wxDragLink;
 821     else if ( sourceDragMask & NSDragOperationCopy )
 822         result = wxDragCopy;
 823     else if ( sourceDragMask & NSDragOperationMove )
 824         result = wxDragMove;
 825
 826     PasteboardRef pboardRef;
 827     PasteboardCreate((CFStringRef)[pboard name], &pboardRef);
 828     target->SetCurrentDragPasteboard(pboardRef);
 829
 830     if (target->OnDrop(pt.x, pt.y))
 831         result = target->OnData(pt.x, pt.y, result);
 832
 833     CFRelease(pboardRef);
 834
 835     return result != wxDragNone;
 836 }
 837
 838 #endif
 839
 840 typedef void (*wxOSX_TextEventHandlerPtr)(NSView* self, SEL _cmd, NSString *event);
 841 typedef void (*wxOSX_EventHandlerPtr)(NSView* self, SEL _cmd, NSEvent *event);
 842 typedef BOOL (*wxOSX_PerformKeyEventHandlerPtr)(NSView* self, SEL _cmd, NSEvent *event);
 843 typedef BOOL (*wxOSX_FocusHandlerPtr)(NSView* self, SEL _cmd);
 844 typedef BOOL (*wxOSX_ResetCursorRectsHandlerPtr)(NSView* self, SEL _cmd);
 845 typedef BOOL (*wxOSX_DrawRectHandlerPtr)(NSView* self, SEL _cmd, NSRect rect);
 846
 847 void wxWidgetCocoaImpl::mouseEvent(WX_NSEvent event, WXWidget slf, void *_cmd)
 848 {
 849     if ( !DoHandleMouseEvent(event) )
 850     {
 851         wxOSX_EventHandlerPtr superimpl = (wxOSX_EventHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
 852         superimpl(slf, (SEL)_cmd, event);
 853     }
 854 }
 855
 856 void wxWidgetCocoaImpl::keyEvent(WX_NSEvent event, WXWidget slf, void *_cmd)
 857 {
 858     if ( [[slf window] firstResponder] != slf || !DoHandleKeyEvent(event) )
 859     {
 860         wxOSX_EventHandlerPtr superimpl = (wxOSX_EventHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
 861         superimpl(slf, (SEL)_cmd, event);
 862     }
 863 }
 864
 865 void wxWidgetCocoaImpl::insertText(NSString* text, WXWidget slf, void *_cmd)
 866 {
 867     if (m_lastKeyDownEvent && !DoHandleCharEvent(m_lastKeyDownEvent, text) )
 868     {
 869             wxOSX_TextEventHandlerPtr superimpl = (wxOSX_TextEventHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
 870             superimpl(slf, (SEL)_cmd, text);
 871     }
 872     m_lastKeyDownEvent = NULL;
 873 }
 874
 875
 876 bool wxWidgetCocoaImpl::performKeyEquivalent(WX_NSEvent event, WXWidget slf, void *_cmd)
 877 {
 878     wxOSX_PerformKeyEventHandlerPtr superimpl = (wxOSX_PerformKeyEventHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
 879     return superimpl(slf, (SEL)_cmd, event);
 880 }
 881
 882 bool wxWidgetCocoaImpl::acceptsFirstResponder(WXWidget slf, void *_cmd)
 883 {
 884     if ( m_wxPeer->MacIsUserPane() )
 885         return m_wxPeer->AcceptsFocus();
 886     else
 887     {
 888         wxOSX_FocusHandlerPtr superimpl = (wxOSX_FocusHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
 889         return superimpl(slf, (SEL)_cmd);
 890     }
 891 }
 892
 893 bool wxWidgetCocoaImpl::becomeFirstResponder(WXWidget slf, void *_cmd)
 894 {
 895     wxOSX_FocusHandlerPtr superimpl = (wxOSX_FocusHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
 896     // get the current focus before running becomeFirstResponder
 897     NSView* otherView = FindFocus();
 898     wxWidgetImpl* otherWindow = FindFromWXWidget(otherView);
 899     BOOL r = superimpl(slf, (SEL)_cmd);
 900     if ( r )
 901     {
 902         DoNotifyFocusEvent( true, otherWindow );
 903     }
 904     return r;
 905 }
 906
 907 bool wxWidgetCocoaImpl::resignFirstResponder(WXWidget slf, void *_cmd)
 908 {
 909     wxOSX_FocusHandlerPtr superimpl = (wxOSX_FocusHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
 910     BOOL r = superimpl(slf, (SEL)_cmd);
 911     // get the current focus after running resignFirstResponder
 912     NSView* otherView = FindFocus();
 913     wxWidgetImpl* otherWindow = FindFromWXWidget(otherView);
 914     // NSTextViews have an editor as true responder, therefore the might get the
 915     // resign notification if their editor takes over, don't trigger any event hen
 916     if ( r && otherWindow != this)
 917     {
 918         DoNotifyFocusEvent( false, otherWindow );
 919     }
 920     return r;
 921 }
 922
 923 void wxWidgetCocoaImpl::resetCursorRects(WXWidget slf, void *_cmd)
 924 {
 925     wxWindow* wxpeer = GetWXPeer();
 926     if ( wxpeer )
 927     {
 928         NSCursor *cursor = (NSCursor*)wxpeer->GetCursor().GetHCURSOR();
 929         if (cursor == NULL)
 930         {
 931             wxOSX_ResetCursorRectsHandlerPtr superimpl = (wxOSX_ResetCursorRectsHandlerPtr) [[slf superclass] instanceMethodForSelector:(SEL)_cmd];
 932             superimpl(slf, (SEL)_cmd);
 933         }
 934         else
 935         {
 936             [slf addCursorRect: [slf bounds]
 937                 cursor: cursor];
 938         }
 939     }
 940 }
 941
 942 bool wxWidgetCocoaImpl::isFlipped(WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd))
 943 {
 944     return m_isFlipped;
 945 }
 946
 947
 948 #define OSX_DEBUG_DRAWING 0
 949
 950 void wxWidgetCocoaImpl::drawRect(void* rect, WXWidget slf, void *WXUNUSED(_cmd))
 951 {
 952     CGContextRef context = (CGContextRef) [[NSGraphicsContext currentContext] graphicsPort];
 953     CGContextSaveGState( context );
 954
 955 #if OSX_DEBUG_DRAWING
 956     CGContextBeginPath( context );
 957     CGContextMoveToPoint(context, 0, 0);
 958     NSRect bounds = [self bounds];
 959     CGContextAddLineToPoint(context, 10, 0);
 960     CGContextMoveToPoint(context, 0, 0);
 961     CGContextAddLineToPoint(context, 0, 10);
 962     CGContextMoveToPoint(context, bounds.size.width, bounds.size.height);
 963     CGContextAddLineToPoint(context, bounds.size.width, bounds.size.height-10);
 964     CGContextMoveToPoint(context, bounds.size.width, bounds.size.height);
 965     CGContextAddLineToPoint(context, bounds.size.width-10, bounds.size.height);
 966     CGContextClosePath( context );
 967     CGContextStrokePath(context);
 968 #endif
 969
 970     if ( !m_isFlipped )
 971     {
 972         CGContextTranslateCTM( context, 0,  [m_osxView bounds].size.height );
 973         CGContextScaleCTM( context, 1, -1 );
 974     }
 975
 976     wxRegion updateRgn;
 977     const NSRect *rects;
 978     NSInteger count;
 979
 980     [slf getRectsBeingDrawn:&rects count:&count];
 981     for ( int i = 0 ; i < count ; ++i )
 982     {
 983         updateRgn.Union(wxFromNSRect(slf, rects[i]) );
 984     }
 985
 986     wxWindow* wxpeer = GetWXPeer();
 987     wxpeer->GetUpdateRegion() = updateRgn;
 988     wxpeer->MacSetCGContextRef( context );
 989
 990     bool handled = wxpeer->MacDoRedraw( 0 );
 991
 992     CGContextRestoreGState( context );
 993
 994     CGContextSaveGState( context );
 995     if ( !handled )
 996     {
 997         // call super
 998         SEL _cmd = @selector(drawRect:);
 999         wxOSX_DrawRectHandlerPtr superimpl = (wxOSX_DrawRectHandlerPtr) [[slf superclass] instanceMethodForSelector:_cmd];
1000         superimpl(slf, _cmd, *(NSRect*)rect);
1001         CGContextRestoreGState( context );
1002         CGContextSaveGState( context );
1003     }
1004     wxpeer->MacPaintChildrenBorders();
1005     wxpeer->MacSetCGContextRef( NULL );
1006     CGContextRestoreGState( context );
1007 }
1008
1009 void wxWidgetCocoaImpl::controlAction( WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd), void *WXUNUSED(sender))
1010 {
1011     wxWindow* wxpeer = (wxWindow*) GetWXPeer();
1012     if ( wxpeer )
1013         wxpeer->OSXHandleClicked(0);
1014 }
1015
1016 void wxWidgetCocoaImpl::controlDoubleAction( WXWidget WXUNUSED(slf), void *WXUNUSED(_cmd), void *WXUNUSED(sender))
1017 {
1018 }
1019
1020 //
1021
1022 #if OBJC_API_VERSION >= 2
1023
1024 #define wxOSX_CLASS_ADD_METHOD( c, s, i, t ) \
1025     class_addMethod(c, s, i, t );
1026
1027 #else
1028
1029 #define wxOSX_CLASS_ADD_METHOD( c, s, i, t ) \
1030     { s, t, i },
1031
1032 #endif
1033
1034 void wxOSXCocoaClassAddWXMethods(Class c)
1035 {
1036
1037 #if OBJC_API_VERSION < 2
1038     static objc_method wxmethods[] =
1039     {
1040 #endif
1041
1042     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseDown:), (IMP) wxOSX_mouseEvent, "v@:@" )
1043     wxOSX_CLASS_ADD_METHOD(c, @selector(rightMouseDown:), (IMP) wxOSX_mouseEvent, "v@:@" )
1044     wxOSX_CLASS_ADD_METHOD(c, @selector(otherMouseDown:), (IMP) wxOSX_mouseEvent, "v@:@" )
1045
1046     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseUp:), (IMP) wxOSX_mouseEvent, "v@:@" )
1047     wxOSX_CLASS_ADD_METHOD(c, @selector(rightMouseUp:), (IMP) wxOSX_mouseEvent, "v@:@" )
1048     wxOSX_CLASS_ADD_METHOD(c, @selector(otherMouseUp:), (IMP) wxOSX_mouseEvent, "v@:@" )
1049
1050     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseMoved:), (IMP) wxOSX_mouseEvent, "v@:@" )
1051
1052     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseDragged:), (IMP) wxOSX_mouseEvent, "v@:@" )
1053     wxOSX_CLASS_ADD_METHOD(c, @selector(rightMouseDragged:), (IMP) wxOSX_mouseEvent, "v@:@" )
1054     wxOSX_CLASS_ADD_METHOD(c, @selector(otherMouseDragged:), (IMP) wxOSX_mouseEvent, "v@:@" )
1055
1056     wxOSX_CLASS_ADD_METHOD(c, @selector(scrollWheel:), (IMP) wxOSX_mouseEvent, "v@:@" )
1057     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseEntered:), (IMP) wxOSX_mouseEvent, "v@:@" )
1058     wxOSX_CLASS_ADD_METHOD(c, @selector(mouseExited:), (IMP) wxOSX_mouseEvent, "v@:@" )
1059
1060     wxOSX_CLASS_ADD_METHOD(c, @selector(keyDown:), (IMP) wxOSX_keyEvent, "v@:@" )
1061     wxOSX_CLASS_ADD_METHOD(c, @selector(keyUp:), (IMP) wxOSX_keyEvent, "v@:@" )
1062     wxOSX_CLASS_ADD_METHOD(c, @selector(flagsChanged:), (IMP) wxOSX_keyEvent, "v@:@" )
1063
1064     wxOSX_CLASS_ADD_METHOD(c, @selector(insertText:), (IMP) wxOSX_insertText, "v@:@" )
1065
1066     wxOSX_CLASS_ADD_METHOD(c, @selector(performKeyEquivalent:), (IMP) wxOSX_performKeyEquivalent, "v@:@" )
1067
1068     wxOSX_CLASS_ADD_METHOD(c, @selector(acceptsFirstResponder), (IMP) wxOSX_acceptsFirstResponder, "c@:" )
1069     wxOSX_CLASS_ADD_METHOD(c, @selector(becomeFirstResponder), (IMP) wxOSX_becomeFirstResponder, "c@:" )
1070     wxOSX_CLASS_ADD_METHOD(c, @selector(resignFirstResponder), (IMP) wxOSX_resignFirstResponder, "c@:" )
1071     wxOSX_CLASS_ADD_METHOD(c, @selector(resetCursorRects), (IMP) wxOSX_resetCursorRects, "v@:" )
1072
1073     wxOSX_CLASS_ADD_METHOD(c, @selector(isFlipped), (IMP) wxOSX_isFlipped, "c@:" )
1074     wxOSX_CLASS_ADD_METHOD(c, @selector(drawRect:), (IMP) wxOSX_drawRect, "v@:{_NSRect={_NSPoint=ff}{_NSSize=ff}}" )
1075
1076     wxOSX_CLASS_ADD_METHOD(c, @selector(controlAction:), (IMP) wxOSX_controlAction, "v@:@" )
1077     wxOSX_CLASS_ADD_METHOD(c, @selector(controlDoubleAction:), (IMP) wxOSX_controlDoubleAction, "v@:@" )
1078
1079 #if wxUSE_DRAG_AND_DROP
1080     wxOSX_CLASS_ADD_METHOD(c, @selector(draggingEntered:), (IMP) wxOSX_draggingEntered, "I@:@" )
1081     wxOSX_CLASS_ADD_METHOD(c, @selector(draggingUpdated:), (IMP) wxOSX_draggingUpdated, "I@:@" )
1082     wxOSX_CLASS_ADD_METHOD(c, @selector(draggingExited:), (IMP) wxOSX_draggingExited, "v@:@" )
1083     wxOSX_CLASS_ADD_METHOD(c, @selector(performDragOperation:), (IMP) wxOSX_performDragOperation, "c@:@" )
1084 #endif
1085
1086 #if OBJC_API_VERSION < 2
1087     } ;
1088     static int method_count = WXSIZEOF( wxmethods );
1089     static objc_method_list *wxmethodlist = NULL;
1090     if ( wxmethodlist == NULL )
1091     {
1092         wxmethodlist = (objc_method_list*) malloc(sizeof(objc_method_list) + sizeof(wxmethods) );
1093         memcpy( &wxmethodlist->method_list[0], &wxmethods[0], sizeof(wxmethods) );
1094         wxmethodlist->method_count = method_count;
1095         wxmethodlist->obsolete = 0;
1096     }
1097     class_addMethods( c, wxmethodlist );
1098 #endif
1099 }
1100
1101 //
1102 // C++ implementation class
1103 //
1104
1105 IMPLEMENT_DYNAMIC_CLASS( wxWidgetCocoaImpl , wxWidgetImpl )
1106
1107 wxWidgetCocoaImpl::wxWidgetCocoaImpl( wxWindowMac* peer , WXWidget w, bool isRootControl ) :
1108     wxWidgetImpl( peer, isRootControl )
1109 {
1110     Init();
1111     m_osxView = w;
1112 }
1113
1114 wxWidgetCocoaImpl::wxWidgetCocoaImpl()
1115 {
1116     Init();
1117 }
1118
1119 void wxWidgetCocoaImpl::Init()
1120 {
1121     m_osxView = NULL;
1122     m_isFlipped = true;
1123     m_lastKeyDownEvent = NULL;
1124 }
1125
1126 wxWidgetCocoaImpl::~wxWidgetCocoaImpl()
1127 {
1128     RemoveAssociations( this );
1129
1130     if ( !IsRootControl() )
1131     {
1132         NSView *sv = [m_osxView superview];
1133         if ( sv != nil )
1134             [m_osxView removeFromSuperview];
1135     }
1136     [m_osxView release];
1137 }
1138
1139 bool wxWidgetCocoaImpl::IsVisible() const
1140 {
1141     return [m_osxView isHiddenOrHasHiddenAncestor] == NO;
1142 }
1143
1144 void wxWidgetCocoaImpl::SetVisibility( bool visible )
1145 {
1146     [m_osxView setHidden:(visible ? NO:YES)];
1147 }
1148
1149 void wxWidgetCocoaImpl::Raise()
1150 {
1151 }
1152
1153 void wxWidgetCocoaImpl::Lower()
1154 {
1155 }
1156
1157 void wxWidgetCocoaImpl::ScrollRect( const wxRect *WXUNUSED(rect), int WXUNUSED(dx), int WXUNUSED(dy) )
1158 {
1159 #if 1
1160     SetNeedsDisplay() ;
1161 #else
1162     // We should do something like this, but it wasn't working in 10.4.
1163     if (GetNeedsDisplay() )
1164     {
1165         SetNeedsDisplay() ;
1166     }
1167     NSRect r = wxToNSRect( [m_osxView superview], *rect );
1168     NSSize offset = NSMakeSize((float)dx, (float)dy);
1169     [m_osxView scrollRect:r by:offset];
1170 #endif
1171 }
1172
1173 void wxWidgetCocoaImpl::Move(int x, int y, int width, int height)
1174 {
1175     wxWindowMac* parent = GetWXPeer()->GetParent();
1176     // under Cocoa we might have a contentView in the wxParent to which we have to
1177     // adjust the coordinates
1178     if (parent && [m_osxView superview] != parent->GetHandle() )
1179     {
1180         int cx = 0,cy = 0,cw = 0,ch = 0;
1181         if ( parent->GetPeer() )
1182         {
1183             parent->GetPeer()->GetContentArea(cx, cy, cw, ch);
1184             x -= cx;
1185             y -= cy;
1186         }
1187     }
1188     [[m_osxView superview] setNeedsDisplayInRect:[m_osxView frame]];
1189     NSRect r = wxToNSRect( [m_osxView superview], wxRect(x,y,width, height) );
1190     [m_osxView setFrame:r];
1191     [[m_osxView superview] setNeedsDisplayInRect:r];
1192
1193     if ([m_osxView respondsToSelector:@selector(trackingTag)] )
1194     {
1195         if ( [(wxNSView*)m_osxView trackingTag] )
1196             [m_osxView removeTrackingRect: [(wxNSView*)m_osxView trackingTag]];
1197
1198         [(wxNSView*)m_osxView setTrackingTag: [m_osxView addTrackingRect: [m_osxView bounds] owner: m_osxView userData: nil assumeInside: NO]];
1199     }
1200 }
1201
1202 void wxWidgetCocoaImpl::GetPosition( int &x, int &y ) const
1203 {
1204     wxRect r = wxFromNSRect( [m_osxView superview], [m_osxView frame] );
1205     x = r.GetLeft();
1206     y = r.GetTop();
1207 }
1208
1209 void wxWidgetCocoaImpl::GetSize( int &width, int &height ) const
1210 {
1211     NSRect rect = [m_osxView frame];
1212     width = rect.size.width;
1213     height = rect.size.height;
1214 }
1215
1216 void wxWidgetCocoaImpl::GetContentArea( int&left, int &top, int &width, int &height ) const
1217 {
1218     if ( [m_osxView respondsToSelector:@selector(contentView) ] )
1219     {
1220         NSView* cv = [m_osxView contentView];
1221
1222         NSRect bounds = [m_osxView bounds];
1223         NSRect rect = [cv frame];
1224
1225         int y = rect.origin.y;
1226         int x = rect.origin.x;
1227         if ( ![ m_osxView isFlipped ] )
1228             y = bounds.size.height - (rect.origin.y + rect.size.height);
1229         left = x;
1230         top = y;
1231         width = rect.size.width;
1232         height = rect.size.height;
1233     }
1234     else
1235     {
1236         left = top = 0;
1237         GetSize( width, height );
1238     }
1239 }
1240
1241 void wxWidgetCocoaImpl::SetNeedsDisplay( const wxRect* where )
1242 {
1243     if ( where )
1244         [m_osxView setNeedsDisplayInRect:wxToNSRect(m_osxView, *where )];
1245     else
1246         [m_osxView setNeedsDisplay:YES];
1247 }
1248
1249 bool wxWidgetCocoaImpl::GetNeedsDisplay() const
1250 {
1251     return [m_osxView needsDisplay];
1252 }
1253
1254 bool wxWidgetCocoaImpl::CanFocus() const
1255 {
1256     return [m_osxView canBecomeKeyView] == YES;
1257 }
1258
1259 bool wxWidgetCocoaImpl::HasFocus() const
1260 {
1261     return ( FindFocus() == m_osxView );
1262 }
1263
1264 bool wxWidgetCocoaImpl::SetFocus()
1265 {
1266     if ( [m_osxView canBecomeKeyView] == NO )
1267         return false;
1268
1269     [[m_osxView window] makeFirstResponder: m_osxView] ;
1270     return true;
1271 }
1272
1273
1274 void wxWidgetCocoaImpl::RemoveFromParent()
1275 {
1276     [m_osxView removeFromSuperview];
1277 }
1278
1279 void wxWidgetCocoaImpl::Embed( wxWidgetImpl *parent )
1280 {
1281     NSView* container = parent->GetWXWidget() ;
1282     wxASSERT_MSG( container != NULL , wxT("No valid mac container control") ) ;
1283     [container addSubview:m_osxView];
1284 }
1285
1286 void wxWidgetCocoaImpl::SetBackgroundColour( const wxColour &WXUNUSED(col) )
1287 {
1288     // m_osxView.backgroundColor = [[UIColor alloc] initWithCGColor:col.GetCGColor()];
1289 }
1290
1291 void wxWidgetCocoaImpl::SetLabel( const wxString& title, wxFontEncoding encoding )
1292 {
1293     if ( [m_osxView respondsToSelector:@selector(setTitle:) ] )
1294     {
1295         wxCFStringRef cf( title , encoding );
1296         [m_osxView setTitle:cf.AsNSString()];
1297     }
1298     else if ( [m_osxView respondsToSelector:@selector(setStringValue:) ] )
1299     {
1300         wxCFStringRef cf( title , encoding );
1301         [m_osxView setStringValue:cf.AsNSString()];
1302     }
1303 }
1304
1305
1306 void  wxWidgetImpl::Convert( wxPoint *pt , wxWidgetImpl *from , wxWidgetImpl *to )
1307 {
1308     NSPoint p = wxToNSPoint( from->GetWXWidget(), *pt );
1309     p = [from->GetWXWidget() convertPoint:p toView:to->GetWXWidget() ];
1310     *pt = wxFromNSPoint( to->GetWXWidget(), p );
1311 }
1312
1313 wxInt32 wxWidgetCocoaImpl::GetValue() const
1314 {
1315     return [(NSControl*)m_osxView intValue];
1316 }
1317
1318 void wxWidgetCocoaImpl::SetValue( wxInt32 v )
1319 {
1320     if (  [m_osxView respondsToSelector:@selector(setIntValue:)] )
1321     {
1322         [m_osxView setIntValue:v];
1323     }
1324     else if (  [m_osxView respondsToSelector:@selector(setFloatValue:)] )
1325     {
1326         [m_osxView setFloatValue:(double)v];
1327     }
1328     else if (  [m_osxView respondsToSelector:@selector(setDoubleValue:)] )
1329     {
1330         [m_osxView setDoubleValue:(double)v];
1331     }
1332 }
1333
1334 void wxWidgetCocoaImpl::SetMinimum( wxInt32 v )
1335 {
1336     if (  [m_osxView respondsToSelector:@selector(setMinValue:)] )
1337     {
1338         [m_osxView setMinValue:(double)v];
1339     }
1340 }
1341
1342 void wxWidgetCocoaImpl::SetMaximum( wxInt32 v )
1343 {
1344     if (  [m_osxView respondsToSelector:@selector(setMaxValue:)] )
1345     {
1346         [m_osxView setMaxValue:(double)v];
1347     }
1348 }
1349
1350 wxInt32 wxWidgetCocoaImpl::GetMinimum() const
1351 {
1352     if (  [m_osxView respondsToSelector:@selector(getMinValue:)] )
1353     {
1354         return [m_osxView minValue];
1355     }
1356     return 0;
1357 }
1358
1359 wxInt32 wxWidgetCocoaImpl::GetMaximum() const
1360 {
1361     if (  [m_osxView respondsToSelector:@selector(getMaxValue:)] )
1362     {
1363         return [m_osxView maxValue];
1364     }
1365     return 0;
1366 }
1367
1368 void wxWidgetCocoaImpl::SetBitmap( const wxBitmap& bitmap )
1369 {
1370     if (  [m_osxView respondsToSelector:@selector(setImage:)] )
1371     {
1372         [m_osxView setImage:bitmap.GetNSImage()];
1373     }
1374 }
1375
1376 void wxWidgetCocoaImpl::SetupTabs( const wxNotebook& WXUNUSED(notebook))
1377 {
1378     // implementation in subclass
1379 }
1380
1381 void wxWidgetCocoaImpl::GetBestRect( wxRect *r ) const
1382 {
1383     r->x = r->y = r->width = r->height = 0;
1384
1385     if (  [m_osxView respondsToSelector:@selector(sizeToFit)] )
1386     {
1387         NSRect former = [m_osxView frame];
1388         [m_osxView sizeToFit];
1389         NSRect best = [m_osxView frame];
1390         [m_osxView setFrame:former];
1391         r->width = best.size.width;
1392         r->height = best.size.height;
1393     }
1394 }
1395
1396 bool wxWidgetCocoaImpl::IsEnabled() const
1397 {
1398     if ( [m_osxView respondsToSelector:@selector(isEnabled) ] )
1399         return [m_osxView isEnabled];
1400     return true;
1401 }
1402
1403 void wxWidgetCocoaImpl::Enable( bool enable )
1404 {
1405     if ( [m_osxView respondsToSelector:@selector(setEnabled:) ] )
1406         [m_osxView setEnabled:enable];
1407 }
1408
1409 void wxWidgetCocoaImpl::PulseGauge()
1410 {
1411 }
1412
1413 void wxWidgetCocoaImpl::SetScrollThumb( wxInt32 WXUNUSED(val), wxInt32 WXUNUSED(view) )
1414 {
1415 }
1416
1417 void wxWidgetCocoaImpl::SetControlSize( wxWindowVariant variant )
1418 {
1419     NSControlSize size = NSRegularControlSize;
1420
1421     switch ( variant )
1422     {
1423         case wxWINDOW_VARIANT_NORMAL :
1424             size = NSRegularControlSize;
1425             break ;
1426
1427         case wxWINDOW_VARIANT_SMALL :
1428             size = NSSmallControlSize;
1429             break ;
1430
1431         case wxWINDOW_VARIANT_MINI :
1432             size = NSMiniControlSize;
1433             break ;
1434
1435         case wxWINDOW_VARIANT_LARGE :
1436             size = NSRegularControlSize;
1437             break ;
1438
1439         default:
1440             wxFAIL_MSG(_T("unexpected window variant"));
1441             break ;
1442     }
1443     if ( [m_osxView respondsToSelector:@selector(setControlSize:)] )
1444         [m_osxView setControlSize:size];
1445 }
1446
1447 void wxWidgetCocoaImpl::SetFont(wxFont const& font, wxColour const&, long, bool)
1448 {
1449     if ([m_osxView respondsToSelector:@selector(setFont:)])
1450         [m_osxView setFont: font.OSXGetNSFont()];
1451 }
1452
1453 void wxWidgetCocoaImpl::InstallEventHandler( WXWidget control )
1454 {
1455     WXWidget c =  control ? control : (WXWidget) m_osxView;
1456     wxWidgetImpl::Associate( c, this ) ;
1457     if ([c respondsToSelector:@selector(setAction:)])
1458     {
1459         [c setTarget: c];
1460         [c setAction: @selector(controlAction:)];
1461         if ([c respondsToSelector:@selector(setDoubleAction:)])
1462         {
1463             [c setDoubleAction: @selector(controlDoubleAction:)];
1464         }
1465
1466     }
1467 }
1468
1469 bool wxWidgetCocoaImpl::DoHandleCharEvent(NSEvent *event, NSString *text)
1470 {
1471     wxKeyEvent wxevent(wxEVT_CHAR);
1472     SetupKeyEvent( wxevent, event, text );
1473     wxevent.SetEventObject(GetWXPeer());
1474
1475     return GetWXPeer()->OSXHandleKeyEvent(wxevent);
1476 }
1477
1478 bool wxWidgetCocoaImpl::DoHandleKeyEvent(NSEvent *event)
1479 {
1480     wxKeyEvent wxevent(wxEVT_KEY_DOWN);
1481     SetupKeyEvent( wxevent, event );
1482     wxevent.SetEventObject(GetWXPeer());
1483     bool result = GetWXPeer()->OSXHandleKeyEvent(wxevent);
1484
1485     // this will fire higher level events, like insertText, to help
1486     // us handle EVT_CHAR, etc.
1487     if ([event type] == NSKeyDown)
1488     {
1489         m_lastKeyDownEvent = event;
1490         if ( !result )
1491             [m_osxView interpretKeyEvents:[NSArray arrayWithObject:event]];
1492     }
1493     return result;
1494 }
1495
1496 bool wxWidgetCocoaImpl::DoHandleMouseEvent(NSEvent *event)
1497 {
1498     NSPoint clickLocation;
1499     clickLocation = [m_osxView convertPoint:[event locationInWindow] fromView:nil];
1500     wxPoint pt = wxFromNSPoint( m_osxView, clickLocation );
1501     wxMouseEvent wxevent(wxEVT_LEFT_DOWN);
1502     SetupMouseEvent( wxevent , event ) ;
1503     wxevent.SetEventObject(GetWXPeer());
1504     wxevent.m_x = pt.x;
1505     wxevent.m_y = pt.y;
1506
1507     return GetWXPeer()->HandleWindowEvent(wxevent);
1508 }
1509
1510 void wxWidgetCocoaImpl::DoNotifyFocusEvent(bool receivedFocus, wxWidgetImpl* otherWindow)
1511 {
1512     wxWindow* thisWindow = GetWXPeer();
1513     if ( thisWindow->MacGetTopLevelWindow() && NeedsFocusRect() )
1514     {
1515         thisWindow->MacInvalidateBorders();
1516     }
1517
1518     if ( receivedFocus )
1519     {
1520         wxLogTrace(_T("Focus"), _T("focus set(%p)"), static_cast<void*>(thisWindow));
1521         wxChildFocusEvent eventFocus((wxWindow*)thisWindow);
1522         thisWindow->HandleWindowEvent(eventFocus);
1523
1524 #if wxUSE_CARET
1525         if ( thisWindow->GetCaret() )
1526             thisWindow->GetCaret()->OnSetFocus();
1527 #endif
1528
1529         wxFocusEvent event(wxEVT_SET_FOCUS, thisWindow->GetId());
1530         event.SetEventObject(thisWindow);
1531         if (otherWindow)
1532             event.SetWindow(otherWindow->GetWXPeer());
1533         thisWindow->HandleWindowEvent(event) ;
1534     }
1535     else // !receivedFocuss
1536     {
1537 #if wxUSE_CARET
1538         if ( thisWindow->GetCaret() )
1539             thisWindow->GetCaret()->OnKillFocus();
1540 #endif
1541
1542         wxLogTrace(_T("Focus"), _T("focus lost(%p)"), static_cast<void*>(thisWindow));
1543
1544         wxFocusEvent event( wxEVT_KILL_FOCUS, thisWindow->GetId());
1545         event.SetEventObject(thisWindow);
1546         if (otherWindow)
1547             event.SetWindow(otherWindow->GetWXPeer());
1548         thisWindow->HandleWindowEvent(event) ;
1549     }
1550 }
1551
1552 void wxWidgetCocoaImpl::SetCursor(const wxCursor& cursor)
1553 {
1554     NSPoint location = [NSEvent mouseLocation];
1555     location = [[m_osxView window] convertScreenToBase:location];
1556     NSPoint locationInView = [m_osxView convertPoint:location fromView:nil];
1557
1558     if( NSMouseInRect(locationInView, [m_osxView bounds], YES) )
1559     {
1560         [(NSCursor*)cursor.GetHCURSOR() set];
1561     }
1562     [[m_osxView window] invalidateCursorRectsForView:m_osxView];
1563 }
1564
1565 void wxWidgetCocoaImpl::CaptureMouse()
1566 {
1567     [[m_osxView window] disableCursorRects];
1568 }
1569
1570 void wxWidgetCocoaImpl::ReleaseMouse()
1571 {
1572     [[m_osxView window] enableCursorRects];
1573 }
1574
1575 void wxWidgetCocoaImpl::SetFlipped(bool flipped)
1576 {
1577     m_isFlipped = flipped;
1578 }
1579
1580 //
1581 // Factory methods
1582 //
1583
1584 wxWidgetImpl* wxWidgetImpl::CreateUserPane( wxWindowMac* wxpeer, wxWindowMac* WXUNUSED(parent),
1585     wxWindowID WXUNUSED(id), const wxPoint& pos, const wxSize& size,
1586     long WXUNUSED(style), long WXUNUSED(extraStyle))
1587 {
1588     NSRect r = wxOSXGetFrameForControl( wxpeer, pos , size ) ;
1589     wxNSView* v = [[wxNSView alloc] initWithFrame:r];
1590
1591     // temporary hook for dnd
1592     [v registerForDraggedTypes:[NSArray arrayWithObjects:
1593         NSStringPboardType, NSFilenamesPboardType, NSTIFFPboardType, NSPICTPboardType, NSPDFPboardType, nil]];
1594
1595     wxWidgetCocoaImpl* c = new wxWidgetCocoaImpl( wxpeer, v );
1596     return c;
1597 }
1598
1599 wxWidgetImpl* wxWidgetImpl::CreateContentView( wxNonOwnedWindow* now )
1600 {
1601     NSWindow* tlw = now->GetWXWindow();
1602     wxNSView* v = [[wxNSView alloc] initWithFrame:[[tlw contentView] frame]];
1603     wxWidgetCocoaImpl* c = new wxWidgetCocoaImpl( now, v, true );
1604     c->InstallEventHandler();
1605     [tlw setContentView:v];
1606     return c;
1607 }