src/osx/cocoa/window.mm

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