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