src/cocoa/window.mm

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/cocoa/window.mm
   3 // Purpose:     wxWindowCocoa
   4 // Author:      David Elliott
   5 // Modified by:
   6 // Created:     2002/12/26
   7 // RCS-ID:      $Id:
   8 // Copyright:   (c) 2002 David Elliott
   9 // Licence:     wxWidgets licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #include "wx/wxprec.h"
  13 #ifndef WX_PRECOMP
  14     #include "wx/log.h"
  15     #include "wx/window.h"
  16 #endif //WX_PRECOMP
  17 #include "wx/tooltip.h"
  18
  19 #include "wx/cocoa/autorelease.h"
  20 #include "wx/cocoa/string.h"
  21
  22 #import <AppKit/NSView.h>
  23 #import <AppKit/NSEvent.h>
  24 #import <AppKit/NSScrollView.h>
  25 #import <AppKit/NSColor.h>
  26 #import <AppKit/NSClipView.h>
  27 #import <Foundation/NSException.h>
  28 #import <AppKit/NSApplication.h>
  29 #import <AppKit/NSWindow.h>
  30
  31 // Turn this on to paint green over the dummy views for debugging
  32 #undef WXCOCOA_FILL_DUMMY_VIEW
  33
  34 #ifdef WXCOCOA_FILL_DUMMY_VIEW
  35 #import <AppKit/NSBezierPath.h>
  36 #endif //def WXCOCOA_FILL_DUMMY_VIEW
  37
  38 // A category for methods that are only present in Panther's SDK
  39 @interface NSView(wxNSViewPrePantherCompatibility)
  40 - (void)getRectsBeingDrawn:(const NSRect **)rects count:(int *)count;
  41 @end
  42
  43 // ========================================================================
  44 // wxWindowCocoaHider
  45 // ========================================================================
  46 class wxWindowCocoaHider: protected wxCocoaNSView
  47 {
  48     DECLARE_NO_COPY_CLASS(wxWindowCocoaHider)
  49 public:
  50     wxWindowCocoaHider(wxWindow *owner);
  51     virtual ~wxWindowCocoaHider();
  52     inline WX_NSView GetNSView() { return m_dummyNSView; }
  53 protected:
  54     wxWindowCocoa *m_owner;
  55     WX_NSView m_dummyNSView;
  56     virtual void Cocoa_FrameChanged(void);
  57 #ifdef WXCOCOA_FILL_DUMMY_VIEW
  58     virtual bool Cocoa_drawRect(const NSRect& rect);
  59 #endif //def WXCOCOA_FILL_DUMMY_VIEW
  60 private:
  61     wxWindowCocoaHider();
  62 };
  63
  64 // ========================================================================
  65 // wxWindowCocoaScrollView
  66 // ========================================================================
  67 class wxWindowCocoaScrollView: protected wxCocoaNSView
  68 {
  69     DECLARE_NO_COPY_CLASS(wxWindowCocoaScrollView)
  70 public:
  71     wxWindowCocoaScrollView(wxWindow *owner);
  72     virtual ~wxWindowCocoaScrollView();
  73     inline WX_NSScrollView GetNSScrollView() { return m_cocoaNSScrollView; }
  74     void ClientSizeToSize(int &width, int &height);
  75     void DoGetClientSize(int *x, int *y) const;
  76     void Encapsulate();
  77     void Unencapsulate();
  78 protected:
  79     wxWindowCocoa *m_owner;
  80     WX_NSScrollView m_cocoaNSScrollView;
  81     virtual void Cocoa_FrameChanged(void);
  82 private:
  83     wxWindowCocoaScrollView();
  84 };
  85
  86 // ========================================================================
  87 // wxDummyNSView
  88 // ========================================================================
  89 @interface wxDummyNSView : NSView
  90 - (NSView *)hitTest:(NSPoint)aPoint;
  91 @end
  92
  93 @implementation wxDummyNSView : NSView
  94 - (NSView *)hitTest:(NSPoint)aPoint
  95 {
  96     return nil;
  97 }
  98
  99 @end
 100
 101 // ========================================================================
 102 // wxWindowCocoaHider
 103 // ========================================================================
 104 wxWindowCocoaHider::wxWindowCocoaHider(wxWindow *owner)
 105 :   m_owner(owner)
 106 {
 107     wxASSERT(owner);
 108     wxASSERT(owner->GetNSViewForHiding());
 109     m_dummyNSView = [[wxDummyNSView alloc]
 110         initWithFrame:[owner->GetNSViewForHiding() frame]];
 111     [m_dummyNSView setAutoresizingMask: [owner->GetNSViewForHiding() autoresizingMask]];
 112     AssociateNSView(m_dummyNSView);
 113 }
 114
 115 wxWindowCocoaHider::~wxWindowCocoaHider()
 116 {
 117     DisassociateNSView(m_dummyNSView);
 118     [m_dummyNSView release];
 119 }
 120
 121 void wxWindowCocoaHider::Cocoa_FrameChanged(void)
 122 {
 123     // Keep the real window in synch with the dummy
 124     wxASSERT(m_dummyNSView);
 125     [m_owner->GetNSViewForHiding() setFrame:[m_dummyNSView frame]];
 126 }
 127
 128
 129 #ifdef WXCOCOA_FILL_DUMMY_VIEW
 130 bool wxWindowCocoaHider::Cocoa_drawRect(const NSRect& rect)
 131 {
 132     NSBezierPath *bezpath = [NSBezierPath bezierPathWithRect:rect];
 133     [[NSColor greenColor] set];
 134     [bezpath stroke];
 135     [bezpath fill];
 136     return true;
 137 }
 138 #endif //def WXCOCOA_FILL_DUMMY_VIEW
 139
 140 // ========================================================================
 141 // wxFlippedNSClipView
 142 // ========================================================================
 143 @interface wxFlippedNSClipView : NSClipView
 144 - (BOOL)isFlipped;
 145 @end
 146
 147 @implementation wxFlippedNSClipView : NSClipView
 148 - (BOOL)isFlipped
 149 {
 150     return YES;
 151 }
 152
 153 @end
 154
 155 // ========================================================================
 156 // wxWindowCocoaScrollView
 157 // ========================================================================
 158 wxWindowCocoaScrollView::wxWindowCocoaScrollView(wxWindow *owner)
 159 :   m_owner(owner)
 160 {
 161     wxAutoNSAutoreleasePool pool;
 162     wxASSERT(owner);
 163     wxASSERT(owner->GetNSView());
 164     m_cocoaNSScrollView = [[NSScrollView alloc]
 165         initWithFrame:[owner->GetNSView() frame]];
 166     AssociateNSView(m_cocoaNSScrollView);
 167
 168     /* Replace the default NSClipView with a flipped one.  This ensures
 169        scrolling is "pinned" to the top-left instead of bottom-right. */
 170     NSClipView *flippedClip = [[wxFlippedNSClipView alloc]
 171         initWithFrame: [[m_cocoaNSScrollView contentView] frame]];
 172     [m_cocoaNSScrollView setContentView:flippedClip];
 173     [flippedClip release];
 174
 175     [m_cocoaNSScrollView setBackgroundColor: [NSColor windowBackgroundColor]];
 176     [m_cocoaNSScrollView setHasHorizontalScroller: YES];
 177     [m_cocoaNSScrollView setHasVerticalScroller: YES];
 178     Encapsulate();
 179 }
 180
 181 void wxWindowCocoaScrollView::Encapsulate()
 182 {
 183     // Set the scroll view autoresizingMask to match the current NSView
 184     [m_cocoaNSScrollView setAutoresizingMask: [m_owner->GetNSView() autoresizingMask]];
 185     [m_owner->GetNSView() setAutoresizingMask: NSViewNotSizable];
 186     // NOTE: replaceSubView will cause m_cocaNSView to be released
 187     // except when it hasn't been added into an NSView hierarchy in which
 188     // case it doesn't need to be and this should work out to a no-op
 189     m_owner->CocoaReplaceView(m_owner->GetNSView(), m_cocoaNSScrollView);
 190     // The NSView is still retained by owner
 191     [m_cocoaNSScrollView setDocumentView: m_owner->GetNSView()];
 192     // Now it's also retained by the NSScrollView
 193 }
 194
 195 void wxWindowCocoaScrollView::Unencapsulate()
 196 {
 197     [m_cocoaNSScrollView setDocumentView: nil];
 198     m_owner->CocoaReplaceView(m_cocoaNSScrollView, m_owner->GetNSView());
 199     if(![[m_owner->GetNSView() superview] isFlipped])
 200         [m_owner->GetNSView() setAutoresizingMask: NSViewMinYMargin];
 201 }
 202
 203 wxWindowCocoaScrollView::~wxWindowCocoaScrollView()
 204 {
 205     DisassociateNSView(m_cocoaNSScrollView);
 206     [m_cocoaNSScrollView release];
 207 }
 208
 209 void wxWindowCocoaScrollView::ClientSizeToSize(int &width, int &height)
 210 {
 211     NSSize frameSize = [NSScrollView
 212         frameSizeForContentSize: NSMakeSize(width,height)
 213         hasHorizontalScroller: [m_cocoaNSScrollView hasHorizontalScroller]
 214         hasVerticalScroller: [m_cocoaNSScrollView hasVerticalScroller]
 215         borderType: [m_cocoaNSScrollView borderType]];
 216     width = (int)frameSize.width;
 217     height = (int)frameSize.height;
 218 }
 219
 220 void wxWindowCocoaScrollView::DoGetClientSize(int *x, int *y) const
 221 {
 222     NSSize nssize = [m_cocoaNSScrollView contentSize];
 223     if(x)
 224         *x = (int)nssize.width;
 225     if(y)
 226         *y = (int)nssize.height;
 227 }
 228
 229 void wxWindowCocoaScrollView::Cocoa_FrameChanged(void)
 230 {
 231     wxLogTrace(wxTRACE_COCOA,wxT("Cocoa_FrameChanged"));
 232     wxSizeEvent event(m_owner->GetSize(), m_owner->GetId());
 233     event.SetEventObject(m_owner);
 234     m_owner->GetEventHandler()->ProcessEvent(event);
 235 }
 236
 237 // ========================================================================
 238 // wxWindowCocoa
 239 // ========================================================================
 240 // normally the base classes aren't included, but wxWindow is special
 241 #ifdef __WXUNIVERSAL__
 242 IMPLEMENT_ABSTRACT_CLASS(wxWindowCocoa, wxWindowBase)
 243 #else
 244 IMPLEMENT_DYNAMIC_CLASS(wxWindow, wxWindowBase)
 245 #endif
 246
 247 BEGIN_EVENT_TABLE(wxWindowCocoa, wxWindowBase)
 248 END_EVENT_TABLE()
 249
 250 wxWindow *wxWindowCocoa::sm_capturedWindow = NULL;
 251
 252 // Constructor
 253 void wxWindowCocoa::Init()
 254 {
 255     m_cocoaNSView = NULL;
 256     m_cocoaHider = NULL;
 257     m_wxCocoaScrollView = NULL;
 258     m_isBeingDeleted = FALSE;
 259     m_isInPaint = FALSE;
 260     m_shouldBeEnabled = true;
 261 }
 262
 263 // Constructor
 264 bool wxWindow::Create(wxWindow *parent, wxWindowID winid,
 265            const wxPoint& pos,
 266            const wxSize& size,
 267            long style,
 268            const wxString& name)
 269 {
 270     if(!CreateBase(parent,winid,pos,size,style,wxDefaultValidator,name))
 271         return false;
 272
 273     // TODO: create the window
 274     m_cocoaNSView = NULL;
 275     SetNSView([[NSView alloc] initWithFrame: MakeDefaultNSRect(size)]);
 276     [m_cocoaNSView release];
 277
 278     if (m_parent)
 279     {
 280         m_parent->AddChild(this);
 281         m_parent->CocoaAddChild(this);
 282         SetInitialFrameRect(pos,size);
 283     }
 284
 285     return TRUE;
 286 }
 287
 288 // Destructor
 289 wxWindow::~wxWindow()
 290 {
 291     wxAutoNSAutoreleasePool pool;
 292     DestroyChildren();
 293
 294     // Make sure our parent (in the wxWidgets sense) is our superview
 295     // before we go removing from it.
 296     if(m_parent && m_parent->GetNSView()==[GetNSViewForSuperview() superview])
 297         CocoaRemoveFromParent();
 298     delete m_cocoaHider;
 299     delete m_wxCocoaScrollView;
 300     if(m_cocoaNSView)
 301         SendDestroyEvent();
 302     SetNSView(NULL);
 303 }
 304
 305 void wxWindowCocoa::CocoaAddChild(wxWindowCocoa *child)
 306 {
 307     NSView *childView = child->GetNSViewForSuperview();
 308
 309     wxASSERT(childView);
 310     [m_cocoaNSView addSubview: childView];
 311     child->m_isShown = !m_cocoaHider;
 312 }
 313
 314 void wxWindowCocoa::CocoaRemoveFromParent(void)
 315 {
 316     [GetNSViewForSuperview() removeFromSuperview];
 317 }
 318
 319 void wxWindowCocoa::SetNSView(WX_NSView cocoaNSView)
 320 {
 321     bool need_debug = cocoaNSView || m_cocoaNSView;
 322     if(need_debug) wxLogTrace(wxTRACE_COCOA_RetainRelease,wxT("wxWindowCocoa=%p::SetNSView [m_cocoaNSView=%p retainCount]=%d"),this,m_cocoaNSView,[m_cocoaNSView retainCount]);
 323     DisassociateNSView(m_cocoaNSView);
 324     [cocoaNSView retain];
 325     [m_cocoaNSView release];
 326     m_cocoaNSView = cocoaNSView;
 327     AssociateNSView(m_cocoaNSView);
 328     if(need_debug) wxLogTrace(wxTRACE_COCOA_RetainRelease,wxT("wxWindowCocoa=%p::SetNSView [cocoaNSView=%p retainCount]=%d"),this,cocoaNSView,[cocoaNSView retainCount]);
 329 }
 330
 331 WX_NSView wxWindowCocoa::GetNSViewForSuperview() const
 332 {
 333     return m_cocoaHider
 334         ?   m_cocoaHider->GetNSView()
 335         :   m_wxCocoaScrollView
 336             ?   m_wxCocoaScrollView->GetNSScrollView()
 337             :   m_cocoaNSView;
 338 }
 339
 340 WX_NSView wxWindowCocoa::GetNSViewForHiding() const
 341 {
 342     return m_wxCocoaScrollView
 343         ?   m_wxCocoaScrollView->GetNSScrollView()
 344         :   m_cocoaNSView;
 345 }
 346
 347 bool wxWindowCocoa::Cocoa_drawRect(const NSRect &rect)
 348 {
 349     wxLogTrace(wxTRACE_COCOA,wxT("Cocoa_drawRect"));
 350     // Recursion can happen if the event loop runs from within the paint
 351     // handler.  For instance, if an assertion dialog is shown.
 352     // FIXME: This seems less than ideal.
 353     if(m_isInPaint)
 354     {
 355         wxLogDebug(wxT("Paint event recursion!"));
 356         return false;
 357     }
 358     m_isInPaint = TRUE;
 359
 360     // Set m_updateRegion
 361     const NSRect *rects = &rect; // The bounding box of the region
 362     int countRects = 1;
 363     // Try replacing the larger rectangle with a list of smaller ones:
 364     if ([GetNSView() respondsToSelector:@selector(getRectsBeingDrawn:count:)])
 365         [GetNSView() getRectsBeingDrawn:&rects count:&countRects];
 366     m_updateRegion = wxRegion(rects,countRects);
 367
 368     wxPaintEvent event(m_windowId);
 369     event.SetEventObject(this);
 370     bool ret = GetEventHandler()->ProcessEvent(event);
 371     m_isInPaint = FALSE;
 372     return ret;
 373 }
 374
 375 void wxWindowCocoa::InitMouseEvent(wxMouseEvent& event, WX_NSEvent cocoaEvent)
 376 {
 377     wxASSERT_MSG([m_cocoaNSView window]==[cocoaEvent window],wxT("Mouse event for different NSWindow"));
 378     NSPoint cocoaPoint = [m_cocoaNSView convertPoint:[(NSEvent*)cocoaEvent locationInWindow] fromView:nil];
 379     NSRect cocoaRect = [m_cocoaNSView frame];
 380     const wxPoint &clientorigin = GetClientAreaOrigin();
 381     event.m_x = (wxCoord)cocoaPoint.x - clientorigin.x;
 382     event.m_y = (wxCoord)(cocoaRect.size.height - cocoaPoint.y) - clientorigin.y;
 383
 384     event.m_shiftDown = [cocoaEvent modifierFlags] & NSShiftKeyMask;
 385     event.m_controlDown = [cocoaEvent modifierFlags] & NSControlKeyMask;
 386     event.m_altDown = [cocoaEvent modifierFlags] & NSAlternateKeyMask;
 387     event.m_metaDown = [cocoaEvent modifierFlags] & NSCommandKeyMask;
 388
 389     // TODO: set timestamp?
 390     event.SetEventObject(this);
 391     event.SetId(GetId());
 392 }
 393
 394 bool wxWindowCocoa::Cocoa_mouseMoved(WX_NSEvent theEvent)
 395 {
 396     wxMouseEvent event(wxEVT_MOTION);
 397     InitMouseEvent(event,theEvent);
 398     wxLogTrace(wxTRACE_COCOA,wxT("Mouse Drag @%d,%d"),event.m_x,event.m_y);
 399     return GetEventHandler()->ProcessEvent(event);
 400 }
 401
 402 bool wxWindowCocoa::Cocoa_mouseEntered(WX_NSEvent theEvent)
 403 {
 404     return false;
 405 }
 406
 407 bool wxWindowCocoa::Cocoa_mouseExited(WX_NSEvent theEvent)
 408 {
 409     return false;
 410 }
 411
 412 bool wxWindowCocoa::Cocoa_mouseDown(WX_NSEvent theEvent)
 413 {
 414     wxMouseEvent event([theEvent clickCount]<2?wxEVT_LEFT_DOWN:wxEVT_LEFT_DCLICK);
 415     InitMouseEvent(event,theEvent);
 416     wxLogTrace(wxTRACE_COCOA,wxT("Mouse Down @%d,%d num clicks=%d"),event.m_x,event.m_y,[theEvent clickCount]);
 417     return GetEventHandler()->ProcessEvent(event);
 418 }
 419
 420 bool wxWindowCocoa::Cocoa_mouseDragged(WX_NSEvent theEvent)
 421 {
 422     wxMouseEvent event(wxEVT_MOTION);
 423     InitMouseEvent(event,theEvent);
 424     event.m_leftDown = true;
 425     wxLogTrace(wxTRACE_COCOA,wxT("Mouse Drag @%d,%d"),event.m_x,event.m_y);
 426     return GetEventHandler()->ProcessEvent(event);
 427 }
 428
 429 bool wxWindowCocoa::Cocoa_mouseUp(WX_NSEvent theEvent)
 430 {
 431     wxMouseEvent event(wxEVT_LEFT_UP);
 432     InitMouseEvent(event,theEvent);
 433     wxLogTrace(wxTRACE_COCOA,wxT("Mouse Up @%d,%d"),event.m_x,event.m_y);
 434     return GetEventHandler()->ProcessEvent(event);
 435 }
 436
 437 bool wxWindowCocoa::Cocoa_rightMouseDown(WX_NSEvent theEvent)
 438 {
 439     wxMouseEvent event([theEvent clickCount]<2?wxEVT_RIGHT_DOWN:wxEVT_RIGHT_DCLICK);
 440     InitMouseEvent(event,theEvent);
 441     wxLogDebug(wxT("Mouse Down @%d,%d num clicks=%d"),event.m_x,event.m_y,[theEvent clickCount]);
 442     return GetEventHandler()->ProcessEvent(event);
 443 }
 444
 445 bool wxWindowCocoa::Cocoa_rightMouseDragged(WX_NSEvent theEvent)
 446 {
 447     wxMouseEvent event(wxEVT_MOTION);
 448     InitMouseEvent(event,theEvent);
 449     event.m_rightDown = true;
 450     wxLogDebug(wxT("Mouse Drag @%d,%d"),event.m_x,event.m_y);
 451     return GetEventHandler()->ProcessEvent(event);
 452 }
 453
 454 bool wxWindowCocoa::Cocoa_rightMouseUp(WX_NSEvent theEvent)
 455 {
 456     wxMouseEvent event(wxEVT_RIGHT_UP);
 457     InitMouseEvent(event,theEvent);
 458     wxLogDebug(wxT("Mouse Up @%d,%d"),event.m_x,event.m_y);
 459     return GetEventHandler()->ProcessEvent(event);
 460 }
 461
 462 bool wxWindowCocoa::Cocoa_otherMouseDown(WX_NSEvent theEvent)
 463 {
 464     return false;
 465 }
 466
 467 bool wxWindowCocoa::Cocoa_otherMouseDragged(WX_NSEvent theEvent)
 468 {
 469     return false;
 470 }
 471
 472 bool wxWindowCocoa::Cocoa_otherMouseUp(WX_NSEvent theEvent)
 473 {
 474     return false;
 475 }
 476
 477 void wxWindowCocoa::Cocoa_FrameChanged(void)
 478 {
 479     wxLogTrace(wxTRACE_COCOA,wxT("Cocoa_FrameChanged"));
 480     wxSizeEvent event(GetSize(), m_windowId);
 481     event.SetEventObject(this);
 482     GetEventHandler()->ProcessEvent(event);
 483 }
 484
 485 bool wxWindowCocoa::Cocoa_resetCursorRects()
 486 {
 487     if(!m_cursor.GetNSCursor())
 488         return false;
 489
 490     [GetNSView() addCursorRect: [GetNSView() visibleRect]  cursor: m_cursor.GetNSCursor()];
 491
 492     return true;
 493 }
 494
 495 bool wxWindow::Close(bool force)
 496 {
 497     // The only reason this function exists is that it is virtual and
 498     // wxTopLevelWindowCocoa will override it.
 499     return wxWindowBase::Close(force);
 500 }
 501
 502 void wxWindow::CocoaReplaceView(WX_NSView oldView, WX_NSView newView)
 503 {
 504     [[oldView superview] replaceSubview:oldView with:newView];
 505 }
 506
 507 bool wxWindow::EnableSelfAndChildren(bool enable)
 508 {
 509     // If the state isn't changing, don't do anything
 510     if(!wxWindowBase::Enable(enable && m_shouldBeEnabled))
 511         return false;
 512     // Set the state of the Cocoa window
 513     CocoaSetEnabled(m_isEnabled);
 514     // Disable all children or (if enabling) return them to their proper state
 515     for(wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
 516         node; node = node->GetNext())
 517     {
 518         node->GetData()->EnableSelfAndChildren(enable);
 519     }
 520     return true;
 521 }
 522
 523 bool wxWindow::Enable(bool enable)
 524 {
 525     // Keep track of what the window SHOULD be doing
 526     m_shouldBeEnabled = enable;
 527     // If the parent is disabled for any reason, then this window will be too.
 528     if(!IsTopLevel() && GetParent())
 529     {
 530         enable = enable && GetParent()->IsEnabled();
 531     }
 532     return EnableSelfAndChildren(enable);
 533 }
 534
 535 bool wxWindow::Show(bool show)
 536 {
 537     wxAutoNSAutoreleasePool pool;
 538     // If the window is marked as visible, then it shouldn't have a dummy view
 539     // If the window is marked hidden, then it should have a dummy view
 540     // wxSpinCtrl (generic) abuses m_isShown, don't use it for any logic
 541 //    wxASSERT_MSG( (m_isShown && !m_dummyNSView) || (!m_isShown && m_dummyNSView),wxT("wxWindow: m_isShown does not agree with m_dummyNSView"));
 542     // Return false if there isn't a window to show or hide
 543     NSView *cocoaView = GetNSViewForHiding();
 544     if(!cocoaView)
 545         return false;
 546     if(show)
 547     {
 548         // If state isn't changing, return false
 549         if(!m_cocoaHider)
 550             return false;
 551         CocoaReplaceView(m_cocoaHider->GetNSView(), cocoaView);
 552         wxASSERT(![m_cocoaHider->GetNSView() superview]);
 553         delete m_cocoaHider;
 554         m_cocoaHider = NULL;
 555         wxASSERT([cocoaView superview]);
 556     }
 557     else
 558     {
 559         // If state isn't changing, return false
 560         if(m_cocoaHider)
 561             return false;
 562         m_cocoaHider = new wxWindowCocoaHider(this);
 563         // NOTE: replaceSubview:with will cause m_cocaNSView to be
 564         // (auto)released which balances out addSubview
 565         CocoaReplaceView(cocoaView, m_cocoaHider->GetNSView());
 566         // m_coocaNSView is now only retained by us
 567         wxASSERT([m_cocoaHider->GetNSView() superview]);
 568         wxASSERT(![cocoaView superview]);
 569     }
 570     m_isShown = show;
 571     return true;
 572 }
 573
 574 void wxWindowCocoa::DoSetSize(int x, int y, int width, int height, int sizeFlags)
 575 {
 576     wxLogTrace(wxTRACE_COCOA_Window_Size,wxT("wxWindow=%p::DoSetSizeWindow(%d,%d,%d,%d,Auto: %s%s)"),this,x,y,width,height,(sizeFlags&wxSIZE_AUTO_WIDTH)?"W":".",sizeFlags&wxSIZE_AUTO_HEIGHT?"H":".");
 577     int currentX, currentY;
 578     int currentW, currentH;
 579     DoGetPosition(&currentX, &currentY);
 580     DoGetSize(&currentW, &currentH);
 581     if((x==-1) && !(sizeFlags&wxSIZE_ALLOW_MINUS_ONE))
 582         x=currentX;
 583     if((y==-1) && !(sizeFlags&wxSIZE_ALLOW_MINUS_ONE))
 584         y=currentY;
 585
 586     AdjustForParentClientOrigin(x,y,sizeFlags);
 587
 588     wxSize size(-1,-1);
 589
 590     if((width==-1)&&!(sizeFlags&wxSIZE_ALLOW_MINUS_ONE))
 591     {
 592         if(sizeFlags&wxSIZE_AUTO_WIDTH)
 593         {
 594             size=DoGetBestSize();
 595             width=size.x;
 596         }
 597         else
 598             width=currentW;
 599     }
 600     if((height==-1)&&!(sizeFlags&wxSIZE_ALLOW_MINUS_ONE))
 601     {
 602         if(sizeFlags&wxSIZE_AUTO_HEIGHT)
 603         {
 604             if(size.x==-1)
 605                 size=DoGetBestSize();
 606             height=size.y;
 607         }
 608         else
 609             height=currentH;
 610     }
 611     DoMoveWindow(x,y,width,height);
 612 }
 613
 614 #if wxUSE_TOOLTIPS
 615
 616 void wxWindowCocoa::DoSetToolTip( wxToolTip *tip )
 617 {
 618     wxWindowBase::DoSetToolTip(tip);
 619
 620     if ( m_tooltip )
 621     {
 622         m_tooltip->SetWindow((wxWindow *)this);
 623     }
 624 }
 625
 626 #endif
 627
 628 void wxWindowCocoa::DoMoveWindow(int x, int y, int width, int height)
 629 {
 630     wxAutoNSAutoreleasePool pool;
 631     wxLogTrace(wxTRACE_COCOA_Window_Size,wxT("wxWindow=%p::DoMoveWindow(%d,%d,%d,%d)"),this,x,y,width,height);
 632
 633     NSView *nsview = GetNSViewForSuperview();
 634     NSView *superview = [nsview superview];
 635     wxCHECK_RET(superview,wxT("NSView does not have a superview"));
 636     NSRect parentRect = [superview bounds];
 637
 638     NSRect cocoaRect = NSMakeRect(x,parentRect.size.height-(y+height),width,height);
 639     [nsview setFrame: cocoaRect];
 640     // Be sure to redraw the parent to reflect the changed position
 641     [superview setNeedsDisplay:YES];
 642 }
 643
 644 void wxWindowCocoa::SetInitialFrameRect(const wxPoint& pos, const wxSize& size)
 645 {
 646     NSView *nsview = GetNSViewForSuperview();
 647     NSView *superview = [nsview superview];
 648     wxCHECK_RET(superview,wxT("NSView does not have a superview"));
 649     NSRect parentRect = [superview bounds];
 650     NSRect frameRect = [nsview frame];
 651     if(size.x!=-1)
 652         frameRect.size.width = size.x;
 653     if(size.y!=-1)
 654         frameRect.size.height = size.y;
 655     frameRect.origin.x = pos.x;
 656     frameRect.origin.y = parentRect.size.height-(pos.y+frameRect.size.height);
 657     // Tell Cocoa to change the margin between the bottom of the superview
 658     // and the bottom of the control.  Keeps the control pinned to the top
 659     // of its superview so that its position in the wxWidgets coordinate
 660     // system doesn't change.
 661     if(![superview isFlipped])
 662         [nsview setAutoresizingMask: NSViewMinYMargin];
 663     // MUST set the mask before setFrame: which can generate a size event
 664     // and cause a scroller to be added!
 665     [nsview setFrame: frameRect];
 666 }
 667
 668 // Get total size
 669 void wxWindow::DoGetSize(int *w, int *h) const
 670 {
 671     NSRect cocoaRect = [GetNSViewForSuperview() frame];
 672     if(w)
 673         *w=(int)cocoaRect.size.width;
 674     if(h)
 675         *h=(int)cocoaRect.size.height;
 676     wxLogTrace(wxTRACE_COCOA_Window_Size,wxT("wxWindow=%p::DoGetSize = (%d,%d)"),this,(int)cocoaRect.size.width,(int)cocoaRect.size.height);
 677 }
 678
 679 void wxWindow::DoGetPosition(int *x, int *y) const
 680 {
 681     NSView *nsview = GetNSViewForSuperview();
 682     NSView *superview = [nsview superview];
 683     wxCHECK_RET(superview,wxT("NSView does not have a superview"));
 684     NSRect parentRect = [superview bounds];
 685
 686     NSRect cocoaRect = [nsview frame];
 687     if(x)
 688         *x=(int)cocoaRect.origin.x;
 689     if(y)
 690         *y=(int)(parentRect.size.height-(cocoaRect.origin.y+cocoaRect.size.height));
 691     wxLogTrace(wxTRACE_COCOA_Window_Size,wxT("wxWindow=%p::DoGetPosition = (%d,%d)"),this,(int)cocoaRect.origin.x,(int)cocoaRect.origin.y);
 692 }
 693
 694 WXWidget wxWindow::GetHandle() const
 695 {
 696     return m_cocoaNSView;
 697 }
 698
 699 wxWindow* wxWindow::GetWxWindow() const
 700 {
 701     return (wxWindow*) this;
 702 }
 703
 704 void wxWindow::Refresh(bool eraseBack, const wxRect *rect)
 705 {
 706     [m_cocoaNSView setNeedsDisplay:YES];
 707 }
 708
 709 void wxWindow::SetFocus()
 710 {
 711     if([GetNSView() acceptsFirstResponder])
 712         [[GetNSView() window] makeFirstResponder: GetNSView()];
 713 }
 714
 715 void wxWindow::DoCaptureMouse()
 716 {
 717     // TODO
 718     sm_capturedWindow = this;
 719 }
 720
 721 void wxWindow::DoReleaseMouse()
 722 {
 723     // TODO
 724     sm_capturedWindow = NULL;
 725 }
 726
 727 void wxWindow::DoScreenToClient(int *x, int *y) const
 728 {
 729     // TODO
 730 }
 731
 732 void wxWindow::DoClientToScreen(int *x, int *y) const
 733 {
 734     // TODO
 735 }
 736
 737 // Get size *available for subwindows* i.e. excluding menu bar etc.
 738 void wxWindow::DoGetClientSize(int *x, int *y) const
 739 {
 740     wxLogTrace(wxTRACE_COCOA,wxT("DoGetClientSize:"));
 741     if(m_wxCocoaScrollView)
 742         m_wxCocoaScrollView->DoGetClientSize(x,y);
 743     else
 744         wxWindowCocoa::DoGetSize(x,y);
 745 }
 746
 747 void wxWindow::DoSetClientSize(int width, int height)
 748 {
 749     wxLogTrace(wxTRACE_COCOA_Window_Size,wxT("DoSetClientSize=(%d,%d)"),width,height);
 750     if(m_wxCocoaScrollView)
 751         m_wxCocoaScrollView->ClientSizeToSize(width,height);
 752     CocoaSetWxWindowSize(width,height);
 753 }
 754
 755 void wxWindow::CocoaSetWxWindowSize(int width, int height)
 756 {
 757     wxWindowCocoa::DoSetSize(-1,-1,width,height,wxSIZE_USE_EXISTING);
 758 }
 759
 760 int wxWindow::GetCharHeight() const
 761 {
 762     // TODO
 763     return 0;
 764 }
 765
 766 int wxWindow::GetCharWidth() const
 767 {
 768     // TODO
 769     return 0;
 770 }
 771
 772 void wxWindow::GetTextExtent(const wxString& string, int *x, int *y,
 773         int *descent, int *externalLeading, const wxFont *theFont) const
 774 {
 775     // TODO
 776 }
 777
 778 // Coordinates relative to the window
 779 void wxWindow::WarpPointer (int x_pos, int y_pos)
 780 {
 781     // TODO
 782 }
 783
 784 int wxWindow::GetScrollPos(int orient) const
 785 {
 786     // TODO
 787     return 0;
 788 }
 789
 790 // This now returns the whole range, not just the number
 791 // of positions that we can scroll.
 792 int wxWindow::GetScrollRange(int orient) const
 793 {
 794     // TODO
 795     return 0;
 796 }
 797
 798 int wxWindow::GetScrollThumb(int orient) const
 799 {
 800     // TODO
 801     return 0;
 802 }
 803
 804 void wxWindow::SetScrollPos(int orient, int pos, bool refresh)
 805 {
 806     // TODO
 807 }
 808
 809 void wxWindow::CocoaCreateNSScrollView()
 810 {
 811     if(!m_wxCocoaScrollView)
 812     {
 813         m_wxCocoaScrollView = new wxWindowCocoaScrollView(this);
 814     }
 815 }
 816
 817 // New function that will replace some of the above.
 818 void wxWindow::SetScrollbar(int orient, int pos, int thumbVisible,
 819     int range, bool refresh)
 820 {
 821     CocoaCreateNSScrollView();
 822     // TODO
 823 }
 824
 825 // Does a physical scroll
 826 void wxWindow::ScrollWindow(int dx, int dy, const wxRect *rect)
 827 {
 828     // TODO
 829 }
 830
 831 void wxWindow::DoSetVirtualSize( int x, int y )
 832 {
 833     wxWindowBase::DoSetVirtualSize(x,y);
 834     CocoaCreateNSScrollView();
 835     [m_cocoaNSView setFrameSize:NSMakeSize(m_virtualSize.x,m_virtualSize.y)];
 836 }
 837
 838 bool wxWindow::SetFont(const wxFont& font)
 839 {
 840     // TODO
 841     return TRUE;
 842 }
 843
 844 static int CocoaRaiseWindowCompareFunction(id first, id second, void *target)
 845 {
 846     // first should be ordered higher
 847     if(first==target)
 848         return NSOrderedDescending;
 849     // second should be ordered higher
 850     if(second==target)
 851         return NSOrderedAscending;
 852     return NSOrderedSame;
 853 }
 854
 855 // Raise the window to the top of the Z order
 856 void wxWindow::Raise()
 857 {
 858 //    wxAutoNSAutoreleasePool pool;
 859     NSView *nsview = GetNSViewForSuperview();
 860     [[nsview superview] sortSubviewsUsingFunction:
 861             CocoaRaiseWindowCompareFunction
 862         context: nsview];
 863 }
 864
 865 static int CocoaLowerWindowCompareFunction(id first, id second, void *target)
 866 {
 867     // first should be ordered lower
 868     if(first==target)
 869         return NSOrderedAscending;
 870     // second should be ordered lower
 871     if(second==target)
 872         return NSOrderedDescending;
 873     return NSOrderedSame;
 874 }
 875
 876 // Lower the window to the bottom of the Z order
 877 void wxWindow::Lower()
 878 {
 879     NSView *nsview = GetNSViewForSuperview();
 880     [[nsview superview] sortSubviewsUsingFunction:
 881             CocoaLowerWindowCompareFunction
 882         context: nsview];
 883 }
 884
 885 bool wxWindow::DoPopupMenu(wxMenu *menu, int x, int y)
 886 {
 887     return FALSE;
 888 }
 889
 890 // Get the window with the focus
 891 wxWindow *wxWindowBase::DoFindFocus()
 892 {
 893     // Basically we are somewhat emulating the responder chain here except
 894     // we are only loking for the first responder in the key window or
 895     // upon failing to find one if the main window is different we look
 896     // for the first responder in the main window.
 897
 898     // Note that the firstResponder doesn't necessarily have to be an
 899     // NSView but wxCocoaNSView::GetFromCocoa() will simply return
 900     // NULL unless it finds its argument in its hash map.
 901
 902     wxCocoaNSView *win;
 903
 904     NSWindow *keyWindow = [[NSApplication sharedApplication] keyWindow];
 905     win = wxCocoaNSView::GetFromCocoa([keyWindow firstResponder]);
 906     if(win)
 907         return win->GetWxWindow();
 908
 909     NSWindow *mainWindow = [[NSApplication sharedApplication] keyWindow];
 910     if(mainWindow == keyWindow)
 911         return NULL;
 912     win = wxCocoaNSView::GetFromCocoa([mainWindow firstResponder]);
 913     if(win)
 914         return win->GetWxWindow();
 915
 916     return NULL;
 917 }
 918
 919 /* static */ wxWindow *wxWindowBase::GetCapture()
 920 {
 921     // TODO
 922     return wxWindowCocoa::sm_capturedWindow;
 923 }
 924
 925 wxWindow *wxGetActiveWindow()
 926 {
 927     // TODO
 928     return NULL;
 929 }
 930
 931 wxPoint wxGetMousePosition()
 932 {
 933     // TODO
 934     return wxDefaultPosition;
 935 }
 936
 937 wxWindow* wxFindWindowAtPointer(wxPoint& pt)
 938 {
 939     pt = wxGetMousePosition();
 940     return NULL;
 941 }
 942