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