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 WX_DECLARE_HASH_MAP(WXWindow, wxNonOwnedWindowImpl*, wxPointerHash, wxPointerEqual, MacWindowMap);
  49
  50 static MacWindowMap wxWinMacWindowList;
  51
  52 wxNonOwnedWindow* wxNonOwnedWindow::GetFromWXWindow( WXWindow win )
  53 {
  54     wxNonOwnedWindowImpl* impl = wxNonOwnedWindowImpl::FindFromWXWindow(win);
  55
  56     return ( impl != NULL ? impl->GetWXPeer() : NULL ) ;
  57 }
  58
  59 wxNonOwnedWindowImpl* wxNonOwnedWindowImpl::FindFromWXWindow (WXWindow window)
  60 {
  61     MacWindowMap::iterator node = wxWinMacWindowList.find(window);
  62
  63     return (node == wxWinMacWindowList.end()) ? NULL : node->second;
  64 }
  65
  66 void wxNonOwnedWindowImpl::RemoveAssociations( wxNonOwnedWindowImpl* impl)
  67 {
  68     MacWindowMap::iterator it;
  69     for ( it = wxWinMacWindowList.begin(); it != wxWinMacWindowList.end(); ++it )
  70     {
  71         if ( it->second == impl )
  72         {
  73             wxWinMacWindowList.erase(it);
  74             break;
  75         }
  76     }
  77 }
  78
  79 void wxNonOwnedWindowImpl::Associate( WXWindow window, wxNonOwnedWindowImpl *impl )
  80 {
  81     // adding NULL WindowRef is (first) surely a result of an error and
  82     // nothing else :-)
  83     wxCHECK_RET( window != (WXWindow) NULL, wxT("attempt to add a NULL WindowRef to window list") );
  84
  85     wxWinMacWindowList[window] = impl;
  86 }
  87
  88 // ----------------------------------------------------------------------------
  89 // wxNonOwnedWindow creation
  90 // ----------------------------------------------------------------------------
  91
  92 IMPLEMENT_ABSTRACT_CLASS( wxNonOwnedWindowImpl , wxObject )
  93
  94 wxNonOwnedWindow *wxNonOwnedWindow::s_macDeactivateWindow = NULL;
  95
  96 void wxNonOwnedWindow::Init()
  97 {
  98     m_nowpeer = NULL;
  99     m_isNativeWindowWrapper = false;
 100 }
 101
 102 bool wxNonOwnedWindow::Create(wxWindow *parent,
 103                                  wxWindowID id,
 104                                  const wxPoint& pos,
 105                                  const wxSize& size,
 106                                  long style,
 107                                  const wxString& name)
 108 {
 109     m_windowStyle = style;
 110
 111     SetName( name );
 112
 113     m_windowId = id == -1 ? NewControlId() : id;
 114     m_windowStyle = style;
 115     m_isShown = false;
 116
 117     // create frame.
 118     int x = (int)pos.x;
 119     int y = (int)pos.y;
 120
 121     wxRect display = wxGetClientDisplayRect() ;
 122
 123     if ( x == wxDefaultPosition.x )
 124         x = display.x ;
 125
 126     if ( y == wxDefaultPosition.y )
 127         y = display.y ;
 128
 129     int w = WidthDefault(size.x);
 130     int h = HeightDefault(size.y);
 131
 132     m_nowpeer = wxNonOwnedWindowImpl::CreateNonOwnedWindow(this, parent, wxPoint(x,y) , wxSize(w,h) , style , GetExtraStyle(), name );
 133     wxNonOwnedWindowImpl::Associate( m_nowpeer->GetWXWindow() , m_nowpeer ) ;
 134     m_peer = wxWidgetImpl::CreateContentView(this);
 135
 136     DoSetWindowVariant( m_windowVariant ) ;
 137
 138     wxWindowCreateEvent event(this);
 139     HandleWindowEvent(event);
 140
 141     SetBackgroundColour(wxSystemSettings::GetColour( wxSYS_COLOUR_3DFACE ));
 142
 143     if ( parent )
 144         parent->AddChild(this);
 145
 146     return true;
 147 }
 148
 149 bool wxNonOwnedWindow::Create(wxWindow *parent, WXWindow nativeWindow)
 150 {
 151     m_nowpeer = wxNonOwnedWindowImpl::CreateNonOwnedWindow(this, parent, nativeWindow );
 152     m_isNativeWindowWrapper = true;
 153     wxNonOwnedWindowImpl::Associate( m_nowpeer->GetWXWindow() , m_nowpeer ) ;
 154     m_peer = wxWidgetImpl::CreateContentView(this);
 155
 156     if ( parent )
 157         parent->AddChild(this);
 158
 159     return true;
 160 }
 161
 162 wxNonOwnedWindow::~wxNonOwnedWindow()
 163 {
 164     SendDestroyEvent();
 165
 166     wxNonOwnedWindowImpl::RemoveAssociations(m_nowpeer) ;
 167
 168     DestroyChildren();
 169
 170     delete m_nowpeer;
 171     m_nowpeer = NULL;
 172
 173     // avoid dangling refs
 174     if ( s_macDeactivateWindow == this )
 175         s_macDeactivateWindow = NULL;
 176 }
 177
 178 bool wxNonOwnedWindow::Destroy()
 179 {
 180     WillBeDestroyed();
 181
 182     return wxWindow::Destroy();
 183 }
 184
 185 void wxNonOwnedWindow::WillBeDestroyed()
 186 {
 187     if ( m_nowpeer )
 188         m_nowpeer->WillBeDestroyed();
 189 }
 190
 191 // ----------------------------------------------------------------------------
 192 // wxNonOwnedWindow misc
 193 // ----------------------------------------------------------------------------
 194
 195 bool wxNonOwnedWindow::OSXShowWithEffect(bool show,
 196                                          wxShowEffect effect,
 197                                          unsigned timeout)
 198 {
 199     // Cocoa code needs to manage window visibility on its own and so calls
 200     // wxWindow::Show() as needed but if we already changed the internal
 201     // visibility flag here, Show() would do nothing, so avoid doing it
 202 #if wxOSX_USE_CARBON
 203     if ( !wxWindow::Show(show) )
 204         return false;
 205 #endif // Carbon
 206
 207     if ( effect == wxSHOW_EFFECT_NONE ||
 208             !m_nowpeer || !m_nowpeer->ShowWithEffect(show, effect, timeout) )
 209         return Show(show);
 210
 211     if ( show )
 212     {
 213         // as apps expect a size event to occur when the window is shown,
 214         // generate one when it is shown with effect too
 215         wxSizeEvent event(GetSize(), m_windowId);
 216         event.SetEventObject(this);
 217         HandleWindowEvent(event);
 218     }
 219
 220     return true;
 221 }
 222
 223 wxPoint wxNonOwnedWindow::GetClientAreaOrigin() const
 224 {
 225     int left, top, width, height;
 226     m_nowpeer->GetContentArea(left, top, width, height);
 227     return wxPoint(left, top);
 228 }
 229
 230 bool wxNonOwnedWindow::SetBackgroundColour(const wxColour& c )
 231 {
 232     if ( !wxWindow::SetBackgroundColour(c) && m_hasBgCol )
 233         return false ;
 234
 235     if ( GetBackgroundStyle() != wxBG_STYLE_CUSTOM )
 236     {
 237         if ( m_nowpeer )
 238             return m_nowpeer->SetBackgroundColour(c);
 239     }
 240     return true;
 241 }
 242
 243 void wxNonOwnedWindow::SetWindowStyleFlag(long flags)
 244 {
 245     if (flags == GetWindowStyleFlag())
 246         return;
 247
 248     wxWindow::SetWindowStyleFlag(flags);
 249
 250     if (m_nowpeer)
 251         m_nowpeer->SetWindowStyleFlag(flags);
 252 }
 253
 254 // Raise the window to the top of the Z order
 255 void wxNonOwnedWindow::Raise()
 256 {
 257     m_nowpeer->Raise();
 258 }
 259
 260 // Lower the window to the bottom of the Z order
 261 void wxNonOwnedWindow::Lower()
 262 {
 263     m_nowpeer->Lower();
 264 }
 265
 266 void wxNonOwnedWindow::HandleActivated( double timestampsec, bool didActivate )
 267 {
 268     MacActivate( (int) (timestampsec * 1000) , didActivate);
 269     wxActivateEvent wxevent(wxEVT_ACTIVATE, didActivate , GetId());
 270     wxevent.SetTimestamp( (int) (timestampsec * 1000) );
 271     wxevent.SetEventObject(this);
 272     HandleWindowEvent(wxevent);
 273 }
 274
 275 void wxNonOwnedWindow::HandleResized( double timestampsec )
 276 {
 277     wxSizeEvent wxevent( GetSize() , GetId());
 278     wxevent.SetTimestamp( (int) (timestampsec * 1000) );
 279     wxevent.SetEventObject( this );
 280     HandleWindowEvent(wxevent);
 281     // we have to inform some controls that have to reset things
 282     // relative to the toplevel window (e.g. OpenGL buffers)
 283     wxWindowMac::MacSuperChangedPosition() ; // like this only children will be notified
 284 }
 285
 286 void wxNonOwnedWindow::HandleResizing( double WXUNUSED(timestampsec), wxRect* rect )
 287 {
 288     wxRect r = *rect ;
 289
 290     // this is a EVT_SIZING not a EVT_SIZE type !
 291     wxSizeEvent wxevent( r , GetId() ) ;
 292     wxevent.SetEventObject( this ) ;
 293     if ( HandleWindowEvent(wxevent) )
 294         r = wxevent.GetRect() ;
 295
 296     if ( GetMaxWidth() != -1 && r.GetWidth() > GetMaxWidth() )
 297         r.SetWidth( GetMaxWidth() ) ;
 298     if ( GetMaxHeight() != -1 && r.GetHeight() > GetMaxHeight() )
 299         r.SetHeight( GetMaxHeight() ) ;
 300     if ( GetMinWidth() != -1 && r.GetWidth() < GetMinWidth() )
 301         r.SetWidth( GetMinWidth() ) ;
 302     if ( GetMinHeight() != -1 && r.GetHeight() < GetMinHeight() )
 303         r.SetHeight( GetMinHeight() ) ;
 304
 305     *rect = r;
 306     // TODO actuall this is too early, in case the window extents are adjusted
 307     wxWindowMac::MacSuperChangedPosition() ; // like this only children will be notified
 308 }
 309
 310 void wxNonOwnedWindow::HandleMoved( double timestampsec )
 311 {
 312     wxMoveEvent wxevent( GetPosition() , GetId());
 313     wxevent.SetTimestamp( (int) (timestampsec * 1000) );
 314     wxevent.SetEventObject( this );
 315     HandleWindowEvent(wxevent);
 316 }
 317
 318 void wxNonOwnedWindow::MacDelayedDeactivation(long timestamp)
 319 {
 320     if (s_macDeactivateWindow)
 321     {
 322         wxLogTrace(TRACE_ACTIVATE,
 323                    wxT("Doing delayed deactivation of %p"),
 324                    s_macDeactivateWindow);
 325
 326         s_macDeactivateWindow->MacActivate(timestamp, false);
 327     }
 328 }
 329
 330 void wxNonOwnedWindow::MacActivate( long timestamp , bool WXUNUSED(inIsActivating) )
 331 {
 332     wxLogTrace(TRACE_ACTIVATE, wxT("TopLevel=%p::MacActivate"), this);
 333
 334     if (s_macDeactivateWindow == this)
 335         s_macDeactivateWindow = NULL;
 336
 337     MacDelayedDeactivation(timestamp);
 338 }
 339
 340 bool wxNonOwnedWindow::Show(bool show)
 341 {
 342     if ( !wxWindow::Show(show) )
 343         return false;
 344
 345     if ( m_nowpeer )
 346         m_nowpeer->Show(show);
 347
 348     if ( show )
 349     {
 350         // because apps expect a size event to occur at this moment
 351         wxSizeEvent event(GetSize() , m_windowId);
 352         event.SetEventObject(this);
 353         HandleWindowEvent(event);
 354     }
 355
 356     return true ;
 357 }
 358
 359 bool wxNonOwnedWindow::SetTransparent(wxByte alpha)
 360 {
 361     return m_nowpeer->SetTransparent(alpha);
 362 }
 363
 364
 365 bool wxNonOwnedWindow::CanSetTransparent()
 366 {
 367     return m_nowpeer->CanSetTransparent();
 368 }
 369
 370
 371 void wxNonOwnedWindow::SetExtraStyle(long exStyle)
 372 {
 373     if ( GetExtraStyle() == exStyle )
 374         return ;
 375
 376     wxWindow::SetExtraStyle( exStyle ) ;
 377
 378     if ( m_nowpeer )
 379         m_nowpeer->SetExtraStyle(exStyle);
 380 }
 381
 382 bool wxNonOwnedWindow::SetBackgroundStyle(wxBackgroundStyle style)
 383 {
 384     if ( !wxWindow::SetBackgroundStyle(style) )
 385         return false ;
 386
 387     return m_nowpeer ? m_nowpeer->SetBackgroundStyle(style) : true;
 388 }
 389
 390 void wxNonOwnedWindow::DoMoveWindow(int x, int y, int width, int height)
 391 {
 392     if ( m_nowpeer == NULL )
 393         return;
 394
 395     m_cachedClippedRectValid = false ;
 396
 397     m_nowpeer->MoveWindow(x, y, width, height);
 398     wxWindowMac::MacSuperChangedPosition() ; // like this only children will be notified
 399 }
 400
 401 void wxNonOwnedWindow::DoGetPosition( int *x, int *y ) const
 402 {
 403     if ( m_nowpeer == NULL )
 404         return;
 405
 406     int x1,y1 ;
 407     m_nowpeer->GetPosition(x1, y1);
 408
 409     if (x)
 410        *x = x1 ;
 411     if (y)
 412        *y = y1 ;
 413 }
 414
 415 void wxNonOwnedWindow::DoGetSize( int *width, int *height ) const
 416 {
 417     if ( m_nowpeer == NULL )
 418         return;
 419
 420     int w,h;
 421
 422     m_nowpeer->GetSize(w, h);
 423
 424     if (width)
 425        *width = w ;
 426     if (height)
 427        *height = h ;
 428 }
 429
 430 void wxNonOwnedWindow::DoGetClientSize( int *width, int *height ) const
 431 {
 432     if ( m_nowpeer == NULL )
 433         return;
 434
 435     int left, top, w, h;
 436     m_nowpeer->GetContentArea(left, top, w, h);
 437
 438     if (width)
 439        *width = w ;
 440     if (height)
 441        *height = h ;
 442 }
 443
 444
 445 void wxNonOwnedWindow::Update()
 446 {
 447     m_nowpeer->Update();
 448 }
 449
 450 WXWindow wxNonOwnedWindow::GetWXWindow() const
 451 {
 452     return m_nowpeer ? m_nowpeer->GetWXWindow() : NULL;
 453 }
 454
 455 // ---------------------------------------------------------------------------
 456 // Shape implementation
 457 // ---------------------------------------------------------------------------
 458
 459
 460 bool wxNonOwnedWindow::DoSetShape(const wxRegion& region)
 461 {
 462     wxCHECK_MSG( HasFlag(wxFRAME_SHAPED), false,
 463                  wxT("Shaped windows must be created with the wxFRAME_SHAPED style."));
 464
 465     m_shape = region;
 466
 467     // The empty region signifies that the shape
 468     // should be removed from the window.
 469     if ( region.IsEmpty() )
 470     {
 471         wxSize sz = GetClientSize();
 472         wxRegion rgn(0, 0, sz.x, sz.y);
 473         if ( rgn.IsEmpty() )
 474             return false ;
 475         else
 476             return DoSetShape(rgn);
 477     }
 478
 479     return m_nowpeer->SetShape(region);
 480 }