src/osx/nonownedwnd_osx.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/osx/nonownedwnd_osx.cpp
   3 // Purpose:     implementation of wxNonOwnedWindow
   4 // Author:      Stefan Csomor
   5 // Created:     2008-03-24
   6 // RCS-ID:      $Id: nonownedwnd.cpp 50329 2007-11-29 17:00:58Z VS $
   7 // Copyright:   (c) Stefan Csomor 2008
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 // For compilers that support precompilation, includes "wx.h".
  12 #include "wx/wxprec.h"
  13
  14 #ifndef WX_PRECOMP
  15     #include "wx/app.h"
  16     #include "wx/log.h"
  17 #endif // WX_PRECOMP
  18
  19 #include "wx/hashmap.h"
  20 #include "wx/evtloop.h"
  21 #include "wx/tooltip.h"
  22 #include "wx/nonownedwnd.h"
  23
  24 #include "wx/osx/private.h"
  25 #include "wx/settings.h"
  26 #include "wx/frame.h"
  27
  28 #if wxUSE_SYSTEM_OPTIONS
  29     #include "wx/sysopt.h"
  30 #endif
  31
  32 // ----------------------------------------------------------------------------
  33 // constants
  34 // ----------------------------------------------------------------------------
  35
  36 // trace mask for activation tracing messages
  37 #define TRACE_ACTIVATE "activation"
  38
  39 wxWindow* g_MacLastWindow = NULL ;
  40
  41 // unified title and toolbar constant - not in Tiger headers, so we duplicate it here
  42 #define kWindowUnifiedTitleAndToolbarAttribute (1 << 7)
  43
  44 // ---------------------------------------------------------------------------
  45 // wxWindowMac utility functions
  46 // ---------------------------------------------------------------------------
  47
  48 // Find an item given the Macintosh Window Reference
  49
  50 WX_DECLARE_HASH_MAP(WXWindow, wxNonOwnedWindow*, wxPointerHash, wxPointerEqual, MacWindowMap);
  51
  52 static MacWindowMap wxWinMacWindowList;
  53
  54 wxNonOwnedWindow *wxFindWindowFromWXWindow(WXWindow inWindowRef)
  55 {
  56     MacWindowMap::iterator node = wxWinMacWindowList.find(inWindowRef);
  57
  58     return (node == wxWinMacWindowList.end()) ? NULL : node->second;
  59 }
  60
  61 void wxAssociateWindowWithWXWindow(WXWindow inWindowRef, wxNonOwnedWindow *win) ;
  62 void wxAssociateWindowWithWXWindow(WXWindow inWindowRef, wxNonOwnedWindow *win)
  63 {
  64     // adding NULL WindowRef is (first) surely a result of an error and
  65     // nothing else :-)
  66     wxCHECK_RET( inWindowRef != (WXWindow) NULL, wxT("attempt to add a NULL WindowRef to window list") );
  67
  68     wxWinMacWindowList[inWindowRef] = win;
  69 }
  70
  71 void wxRemoveWXWindowAssociation(wxNonOwnedWindow *win) ;
  72 void wxRemoveWXWindowAssociation(wxNonOwnedWindow *win)
  73 {
  74     MacWindowMap::iterator it;
  75     for ( it = wxWinMacWindowList.begin(); it != wxWinMacWindowList.end(); ++it )
  76     {
  77         if ( it->second == win )
  78         {
  79             wxWinMacWindowList.erase(it);
  80             break;
  81         }
  82     }
  83 }
  84
  85 wxNonOwnedWindow* wxNonOwnedWindow::GetFromWXWindow( WXWindow win )
  86 {
  87     return wxFindWindowFromWXWindow( win );
  88 }
  89
  90 // ----------------------------------------------------------------------------
  91 // wxNonOwnedWindow creation
  92 // ----------------------------------------------------------------------------
  93
  94 IMPLEMENT_ABSTRACT_CLASS( wxNonOwnedWindowImpl , wxObject )
  95
  96 wxNonOwnedWindow *wxNonOwnedWindow::s_macDeactivateWindow = NULL;
  97
  98 void wxNonOwnedWindow::Init()
  99 {
 100     m_nowpeer = NULL;
 101 }
 102
 103 bool wxNonOwnedWindow::Create(wxWindow *parent,
 104                                  wxWindowID id,
 105                                  const wxPoint& pos,
 106                                  const wxSize& size,
 107                                  long style,
 108                                  const wxString& name)
 109 {
 110     // init our fields
 111     Init();
 112
 113     m_windowStyle = style;
 114
 115     SetName( name );
 116
 117     m_windowId = id == -1 ? NewControlId() : id;
 118     m_windowStyle = style;
 119     m_isShown = false;
 120
 121     // create frame.
 122     int x = (int)pos.x;
 123     int y = (int)pos.y;
 124
 125     wxRect display = wxGetClientDisplayRect() ;
 126
 127     if ( x == wxDefaultPosition.x )
 128         x = display.x ;
 129
 130     if ( y == wxDefaultPosition.y )
 131         y = display.y ;
 132
 133     int w = WidthDefault(size.x);
 134     int h = HeightDefault(size.y);
 135
 136     m_nowpeer = wxNonOwnedWindowImpl::CreateNonOwnedWindow(this, parent, wxPoint(x,y) , wxSize(w,h) , style , GetExtraStyle(), name );
 137     wxAssociateWindowWithWXWindow( m_nowpeer->GetWXWindow() , this ) ;
 138     m_peer = wxWidgetImpl::CreateContentView(this);
 139
 140     DoSetWindowVariant( m_windowVariant ) ;
 141
 142     wxWindowCreateEvent event(this);
 143     HandleWindowEvent(event);
 144
 145     SetBackgroundColour(wxSystemSettings::GetColour( wxSYS_COLOUR_3DFACE ));
 146
 147     if ( parent )
 148         parent->AddChild(this);
 149
 150     return true;
 151 }
 152
 153 wxNonOwnedWindow::~wxNonOwnedWindow()
 154 {
 155     SendDestroyEvent();
 156
 157     wxRemoveWXWindowAssociation( this ) ;
 158
 159     DestroyChildren();
 160
 161     delete m_nowpeer;
 162     m_nowpeer = NULL;
 163
 164     // avoid dangling refs
 165     if ( s_macDeactivateWindow == this )
 166         s_macDeactivateWindow = NULL;
 167 }
 168
 169 bool wxNonOwnedWindow::Destroy()
 170 {
 171     WillBeDestroyed();
 172
 173     return wxWindow::Destroy();
 174 }
 175
 176 void wxNonOwnedWindow::WillBeDestroyed()
 177 {
 178     if ( m_nowpeer )
 179         m_nowpeer->WillBeDestroyed();
 180 }
 181
 182 // ----------------------------------------------------------------------------
 183 // wxNonOwnedWindow misc
 184 // ----------------------------------------------------------------------------
 185
 186 bool wxNonOwnedWindow::OSXShowWithEffect(bool show,
 187                                          wxShowEffect effect,
 188                                          unsigned timeout)
 189 {
 190     // Cocoa code needs to manage window visibility on its own and so calls
 191     // wxWindow::Show() as needed but if we already changed the internal
 192     // visibility flag here, Show() would do nothing, so avoid doing it
 193 #if wxOSX_USE_CARBON
 194     if ( !wxWindow::Show(show) )
 195         return false;
 196 #endif // Carbon
 197
 198     if ( effect == wxSHOW_EFFECT_NONE ||
 199             !m_nowpeer || !m_nowpeer->ShowWithEffect(show, effect, timeout) )
 200         return Show(show);
 201
 202     if ( show )
 203     {
 204         // as apps expect a size event to occur when the window is shown,
 205         // generate one when it is shown with effect too
 206         wxSizeEvent event(GetSize(), m_windowId);
 207         event.SetEventObject(this);
 208         HandleWindowEvent(event);
 209     }
 210
 211     return true;
 212 }
 213
 214 wxPoint wxNonOwnedWindow::GetClientAreaOrigin() const
 215 {
 216     int left, top, width, height;
 217     m_nowpeer->GetContentArea(left, top, width, height);
 218     return wxPoint(left, top);
 219 }
 220
 221 bool wxNonOwnedWindow::SetBackgroundColour(const wxColour& c )
 222 {
 223     if ( !wxWindow::SetBackgroundColour(c) && m_hasBgCol )
 224         return false ;
 225
 226     if ( GetBackgroundStyle() != wxBG_STYLE_CUSTOM )
 227     {
 228         if ( m_nowpeer )
 229             return m_nowpeer->SetBackgroundColour(c);
 230     }
 231     return true;
 232 }
 233
 234 void wxNonOwnedWindow::SetWindowStyleFlag(long flags)
 235 {
 236     if (flags == GetWindowStyleFlag())
 237         return;
 238
 239     wxWindow::SetWindowStyleFlag(flags);
 240
 241     if (m_nowpeer)
 242         m_nowpeer->SetWindowStyleFlag(flags);
 243 }
 244
 245 // Raise the window to the top of the Z order
 246 void wxNonOwnedWindow::Raise()
 247 {
 248     m_nowpeer->Raise();
 249 }
 250
 251 // Lower the window to the bottom of the Z order
 252 void wxNonOwnedWindow::Lower()
 253 {
 254     m_nowpeer->Lower();
 255 }
 256
 257 void wxNonOwnedWindow::HandleActivated( double timestampsec, bool didActivate )
 258 {
 259     MacActivate( (int) (timestampsec * 1000) , didActivate);
 260     wxActivateEvent wxevent(wxEVT_ACTIVATE, didActivate , GetId());
 261     wxevent.SetTimestamp( (int) (timestampsec * 1000) );
 262     wxevent.SetEventObject(this);
 263     HandleWindowEvent(wxevent);
 264 }
 265
 266 void wxNonOwnedWindow::HandleResized( double timestampsec )
 267 {
 268     wxSizeEvent wxevent( GetSize() , GetId());
 269     wxevent.SetTimestamp( (int) (timestampsec * 1000) );
 270     wxevent.SetEventObject( this );
 271     HandleWindowEvent(wxevent);
 272     // we have to inform some controls that have to reset things
 273     // relative to the toplevel window (e.g. OpenGL buffers)
 274     wxWindowMac::MacSuperChangedPosition() ; // like this only children will be notified
 275 }
 276
 277 void wxNonOwnedWindow::HandleResizing( double WXUNUSED(timestampsec), wxRect* rect )
 278 {
 279     wxRect r = *rect ;
 280
 281     // this is a EVT_SIZING not a EVT_SIZE type !
 282     wxSizeEvent wxevent( r , GetId() ) ;
 283     wxevent.SetEventObject( this ) ;
 284     if ( HandleWindowEvent(wxevent) )
 285         r = wxevent.GetRect() ;
 286
 287     if ( GetMaxWidth() != -1 && r.GetWidth() > GetMaxWidth() )
 288         r.SetWidth( GetMaxWidth() ) ;
 289     if ( GetMaxHeight() != -1 && r.GetHeight() > GetMaxHeight() )
 290         r.SetHeight( GetMaxHeight() ) ;
 291     if ( GetMinWidth() != -1 && r.GetWidth() < GetMinWidth() )
 292         r.SetWidth( GetMinWidth() ) ;
 293     if ( GetMinHeight() != -1 && r.GetHeight() < GetMinHeight() )
 294         r.SetHeight( GetMinHeight() ) ;
 295
 296     *rect = r;
 297     // TODO actuall this is too early, in case the window extents are adjusted
 298     wxWindowMac::MacSuperChangedPosition() ; // like this only children will be notified
 299 }
 300
 301 void wxNonOwnedWindow::HandleMoved( double timestampsec )
 302 {
 303     wxMoveEvent wxevent( GetPosition() , GetId());
 304     wxevent.SetTimestamp( (int) (timestampsec * 1000) );
 305     wxevent.SetEventObject( this );
 306     HandleWindowEvent(wxevent);
 307 }
 308
 309 void wxNonOwnedWindow::MacDelayedDeactivation(long timestamp)
 310 {
 311     if (s_macDeactivateWindow)
 312     {
 313         wxLogTrace(TRACE_ACTIVATE,
 314                    wxT("Doing delayed deactivation of %p"),
 315                    s_macDeactivateWindow);
 316
 317         s_macDeactivateWindow->MacActivate(timestamp, false);
 318     }
 319 }
 320
 321 void wxNonOwnedWindow::MacActivate( long timestamp , bool WXUNUSED(inIsActivating) )
 322 {
 323     wxLogTrace(TRACE_ACTIVATE, wxT("TopLevel=%p::MacActivate"), this);
 324
 325     if (s_macDeactivateWindow == this)
 326         s_macDeactivateWindow = NULL;
 327
 328     MacDelayedDeactivation(timestamp);
 329 }
 330
 331 bool wxNonOwnedWindow::Show(bool show)
 332 {
 333     if ( !wxWindow::Show(show) )
 334         return false;
 335
 336     if ( m_nowpeer )
 337         m_nowpeer->Show(show);
 338
 339     if ( show )
 340     {
 341         // because apps expect a size event to occur at this moment
 342         wxSizeEvent event(GetSize() , m_windowId);
 343         event.SetEventObject(this);
 344         HandleWindowEvent(event);
 345     }
 346
 347     return true ;
 348 }
 349
 350 bool wxNonOwnedWindow::SetTransparent(wxByte alpha)
 351 {
 352     return m_nowpeer->SetTransparent(alpha);
 353 }
 354
 355
 356 bool wxNonOwnedWindow::CanSetTransparent()
 357 {
 358     return m_nowpeer->CanSetTransparent();
 359 }
 360
 361
 362 void wxNonOwnedWindow::SetExtraStyle(long exStyle)
 363 {
 364     if ( GetExtraStyle() == exStyle )
 365         return ;
 366
 367     wxWindow::SetExtraStyle( exStyle ) ;
 368
 369     if ( m_nowpeer )
 370         m_nowpeer->SetExtraStyle(exStyle);
 371 }
 372
 373 bool wxNonOwnedWindow::SetBackgroundStyle(wxBackgroundStyle style)
 374 {
 375     if ( !wxWindow::SetBackgroundStyle(style) )
 376         return false ;
 377
 378     return m_nowpeer ? m_nowpeer->SetBackgroundStyle(style) : true;
 379 }
 380
 381 void wxNonOwnedWindow::DoMoveWindow(int x, int y, int width, int height)
 382 {
 383     if ( m_nowpeer == NULL )
 384         return;
 385
 386     m_cachedClippedRectValid = false ;
 387
 388     m_nowpeer->MoveWindow(x, y, width, height);
 389     wxWindowMac::MacSuperChangedPosition() ; // like this only children will be notified
 390 }
 391
 392 void wxNonOwnedWindow::DoGetPosition( int *x, int *y ) const
 393 {
 394     if ( m_nowpeer == NULL )
 395         return;
 396
 397     int x1,y1 ;
 398     m_nowpeer->GetPosition(x1, y1);
 399
 400     if (x)
 401        *x = x1 ;
 402     if (y)
 403        *y = y1 ;
 404 }
 405
 406 void wxNonOwnedWindow::DoGetSize( int *width, int *height ) const
 407 {
 408     if ( m_nowpeer == NULL )
 409         return;
 410
 411     int w,h;
 412
 413     m_nowpeer->GetSize(w, h);
 414
 415     if (width)
 416        *width = w ;
 417     if (height)
 418        *height = h ;
 419 }
 420
 421 void wxNonOwnedWindow::DoGetClientSize( int *width, int *height ) const
 422 {
 423     if ( m_nowpeer == NULL )
 424         return;
 425
 426     int left, top, w, h;
 427     // perhaps we should do this for all ?
 428 #ifdef __WXOSX_IPHONE__
 429     m_peer->GetContentArea(left, top, w, h);
 430 #else
 431     m_nowpeer->GetContentArea(left, top, w, h);
 432 #endif
 433
 434     if (width)
 435        *width = w ;
 436     if (height)
 437        *height = h ;
 438 }
 439
 440
 441 void wxNonOwnedWindow::Update()
 442 {
 443     m_nowpeer->Update();
 444 }
 445
 446 WXWindow wxNonOwnedWindow::GetWXWindow() const
 447 {
 448     return m_nowpeer ? m_nowpeer->GetWXWindow() : NULL;
 449 }
 450
 451 // ---------------------------------------------------------------------------
 452 // Shape implementation
 453 // ---------------------------------------------------------------------------
 454
 455
 456 bool wxNonOwnedWindow::DoSetShape(const wxRegion& region)
 457 {
 458     wxCHECK_MSG( HasFlag(wxFRAME_SHAPED), false,
 459                  wxT("Shaped windows must be created with the wxFRAME_SHAPED style."));
 460
 461     // The empty region signifies that the shape
 462     // should be removed from the window.
 463     if ( region.IsEmpty() )
 464     {
 465         wxSize sz = GetClientSize();
 466         wxRegion rgn(0, 0, sz.x, sz.y);
 467         if ( rgn.IsEmpty() )
 468             return false ;
 469         else
 470             return DoSetShape(rgn);
 471     }
 472
 473     return m_nowpeer->SetShape(region);
 474 }