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
 163     // avoid dangling refs
 164     if ( s_macDeactivateWindow == this )
 165         s_macDeactivateWindow = NULL;
 166 }
 167
 168 // ----------------------------------------------------------------------------
 169 // wxNonOwnedWindow misc
 170 // ----------------------------------------------------------------------------
 171
 172 bool wxNonOwnedWindow::OSXShowWithEffect(bool show,
 173                                          wxShowEffect effect,
 174                                          unsigned timeout)
 175 {
 176     // Cocoa code needs to manage window visibility on its own and so calls
 177     // wxWindow::Show() as needed but if we already changed the internal
 178     // visibility flag here, Show() would do nothing, so avoid doing it
 179 #if wxOSX_USE_CARBON
 180     if ( !wxWindow::Show(show) )
 181         return false;
 182 #endif // Carbon
 183
 184     if ( effect == wxSHOW_EFFECT_NONE ||
 185             !m_nowpeer || !m_nowpeer->ShowWithEffect(show, effect, timeout) )
 186         return Show(show);
 187
 188     if ( show )
 189     {
 190         // as apps expect a size event to occur when the window is shown,
 191         // generate one when it is shown with effect too
 192         wxSizeEvent event(GetSize(), m_windowId);
 193         event.SetEventObject(this);
 194         HandleWindowEvent(event);
 195     }
 196
 197     return true;
 198 }
 199
 200 wxPoint wxNonOwnedWindow::GetClientAreaOrigin() const
 201 {
 202     int left, top, width, height;
 203     m_nowpeer->GetContentArea(left, top, width, height);
 204     return wxPoint(left, top);
 205 }
 206
 207 bool wxNonOwnedWindow::SetBackgroundColour(const wxColour& c )
 208 {
 209     if ( !wxWindow::SetBackgroundColour(c) && m_hasBgCol )
 210         return false ;
 211
 212     if ( GetBackgroundStyle() != wxBG_STYLE_CUSTOM )
 213     {
 214         if ( m_nowpeer )
 215             return m_nowpeer->SetBackgroundColour(c);
 216     }
 217     return true;
 218 }
 219
 220 void wxNonOwnedWindow::SetWindowStyleFlag(long flags)
 221 {
 222     if (flags == GetWindowStyleFlag())
 223         return;
 224
 225     wxWindow::SetWindowStyleFlag(flags);
 226
 227     if (m_nowpeer)
 228         m_nowpeer->SetWindowStyleFlag(flags);
 229 }
 230
 231 // Raise the window to the top of the Z order
 232 void wxNonOwnedWindow::Raise()
 233 {
 234     m_nowpeer->Raise();
 235 }
 236
 237 // Lower the window to the bottom of the Z order
 238 void wxNonOwnedWindow::Lower()
 239 {
 240     m_nowpeer->Lower();
 241 }
 242
 243 void wxNonOwnedWindow::HandleActivated( double timestampsec, bool didActivate )
 244 {
 245     MacActivate( (int) (timestampsec * 1000) , didActivate);
 246     wxActivateEvent wxevent(wxEVT_ACTIVATE, didActivate , GetId());
 247     wxevent.SetTimestamp( (int) (timestampsec * 1000) );
 248     wxevent.SetEventObject(this);
 249     HandleWindowEvent(wxevent);
 250 }
 251
 252 void wxNonOwnedWindow::HandleResized( double timestampsec )
 253 {
 254     wxSizeEvent wxevent( GetSize() , GetId());
 255     wxevent.SetTimestamp( (int) (timestampsec * 1000) );
 256     wxevent.SetEventObject( this );
 257     HandleWindowEvent(wxevent);
 258     // we have to inform some controls that have to reset things
 259     // relative to the toplevel window (e.g. OpenGL buffers)
 260     wxWindowMac::MacSuperChangedPosition() ; // like this only children will be notified
 261 }
 262
 263 void wxNonOwnedWindow::HandleResizing( double WXUNUSED(timestampsec), wxRect* rect )
 264 {
 265     wxRect r = *rect ;
 266
 267     // this is a EVT_SIZING not a EVT_SIZE type !
 268     wxSizeEvent wxevent( r , GetId() ) ;
 269     wxevent.SetEventObject( this ) ;
 270     if ( HandleWindowEvent(wxevent) )
 271         r = wxevent.GetRect() ;
 272
 273     if ( GetMaxWidth() != -1 && r.GetWidth() > GetMaxWidth() )
 274         r.SetWidth( GetMaxWidth() ) ;
 275     if ( GetMaxHeight() != -1 && r.GetHeight() > GetMaxHeight() )
 276         r.SetHeight( GetMaxHeight() ) ;
 277     if ( GetMinWidth() != -1 && r.GetWidth() < GetMinWidth() )
 278         r.SetWidth( GetMinWidth() ) ;
 279     if ( GetMinHeight() != -1 && r.GetHeight() < GetMinHeight() )
 280         r.SetHeight( GetMinHeight() ) ;
 281
 282     *rect = r;
 283     // TODO actuall this is too early, in case the window extents are adjusted
 284     wxWindowMac::MacSuperChangedPosition() ; // like this only children will be notified
 285 }
 286
 287 void wxNonOwnedWindow::HandleMoved( double timestampsec )
 288 {
 289     wxMoveEvent wxevent( GetPosition() , GetId());
 290     wxevent.SetTimestamp( (int) (timestampsec * 1000) );
 291     wxevent.SetEventObject( this );
 292     HandleWindowEvent(wxevent);
 293 }
 294
 295 void wxNonOwnedWindow::MacDelayedDeactivation(long timestamp)
 296 {
 297     if (s_macDeactivateWindow)
 298     {
 299         wxLogTrace(TRACE_ACTIVATE,
 300                    wxT("Doing delayed deactivation of %p"),
 301                    s_macDeactivateWindow);
 302
 303         s_macDeactivateWindow->MacActivate(timestamp, false);
 304     }
 305 }
 306
 307 void wxNonOwnedWindow::MacActivate( long timestamp , bool WXUNUSED(inIsActivating) )
 308 {
 309     wxLogTrace(TRACE_ACTIVATE, wxT("TopLevel=%p::MacActivate"), this);
 310
 311     if (s_macDeactivateWindow == this)
 312         s_macDeactivateWindow = NULL;
 313
 314     MacDelayedDeactivation(timestamp);
 315 }
 316
 317 bool wxNonOwnedWindow::Show(bool show)
 318 {
 319     if ( !wxWindow::Show(show) )
 320         return false;
 321
 322     if ( m_nowpeer )
 323         m_nowpeer->Show(show);
 324
 325     if ( show )
 326     {
 327         // because apps expect a size event to occur at this moment
 328         wxSizeEvent event(GetSize() , m_windowId);
 329         event.SetEventObject(this);
 330         HandleWindowEvent(event);
 331     }
 332
 333     return true ;
 334 }
 335
 336 bool wxNonOwnedWindow::SetTransparent(wxByte alpha)
 337 {
 338     return m_nowpeer->SetTransparent(alpha);
 339 }
 340
 341
 342 bool wxNonOwnedWindow::CanSetTransparent()
 343 {
 344     return m_nowpeer->CanSetTransparent();
 345 }
 346
 347
 348 void wxNonOwnedWindow::SetExtraStyle(long exStyle)
 349 {
 350     if ( GetExtraStyle() == exStyle )
 351         return ;
 352
 353     wxWindow::SetExtraStyle( exStyle ) ;
 354
 355     if ( m_nowpeer )
 356         m_nowpeer->SetExtraStyle(exStyle);
 357 }
 358
 359 bool wxNonOwnedWindow::SetBackgroundStyle(wxBackgroundStyle style)
 360 {
 361     if ( !wxWindow::SetBackgroundStyle(style) )
 362         return false ;
 363
 364     return m_nowpeer ? m_nowpeer->SetBackgroundStyle(style) : true;
 365 }
 366
 367 void wxNonOwnedWindow::DoMoveWindow(int x, int y, int width, int height)
 368 {
 369     if ( m_nowpeer == NULL )
 370         return;
 371
 372     m_cachedClippedRectValid = false ;
 373
 374     m_nowpeer->MoveWindow(x, y, width, height);
 375     wxWindowMac::MacSuperChangedPosition() ; // like this only children will be notified
 376 }
 377
 378 void wxNonOwnedWindow::DoGetPosition( int *x, int *y ) const
 379 {
 380     if ( m_nowpeer == NULL )
 381         return;
 382
 383     int x1,y1 ;
 384     m_nowpeer->GetPosition(x1, y1);
 385
 386     if (x)
 387        *x = x1 ;
 388     if (y)
 389        *y = y1 ;
 390 }
 391
 392 void wxNonOwnedWindow::DoGetSize( int *width, int *height ) const
 393 {
 394     if ( m_nowpeer == NULL )
 395         return;
 396
 397     int w,h;
 398
 399     m_nowpeer->GetSize(w, h);
 400
 401     if (width)
 402        *width = w ;
 403     if (height)
 404        *height = h ;
 405 }
 406
 407 void wxNonOwnedWindow::DoGetClientSize( int *width, int *height ) const
 408 {
 409     if ( m_nowpeer == NULL )
 410         return;
 411
 412     int left, top, w, h;
 413     // perhaps we should do this for all ?
 414 #ifdef __WXOSX_IPHONE__
 415     m_peer->GetContentArea(left, top, w, h);
 416 #else
 417     m_nowpeer->GetContentArea(left, top, w, h);
 418 #endif
 419
 420     if (width)
 421        *width = w ;
 422     if (height)
 423        *height = h ;
 424 }
 425
 426
 427 void wxNonOwnedWindow::Update()
 428 {
 429     m_nowpeer->Update();
 430 }
 431
 432 WXWindow wxNonOwnedWindow::GetWXWindow() const
 433 {
 434     return m_nowpeer ? m_nowpeer->GetWXWindow() : NULL;
 435 }
 436
 437 // ---------------------------------------------------------------------------
 438 // Shape implementation
 439 // ---------------------------------------------------------------------------
 440
 441
 442 bool wxNonOwnedWindow::DoSetShape(const wxRegion& region)
 443 {
 444     wxCHECK_MSG( HasFlag(wxFRAME_SHAPED), false,
 445                  wxT("Shaped windows must be created with the wxFRAME_SHAPED style."));
 446
 447     // The empty region signifies that the shape
 448     // should be removed from the window.
 449     if ( region.IsEmpty() )
 450     {
 451         wxSize sz = GetClientSize();
 452         wxRegion rgn(0, 0, sz.x, sz.y);
 453         if ( rgn.IsEmpty() )
 454             return false ;
 455         else
 456             return DoSetShape(rgn);
 457     }
 458
 459     return m_nowpeer->SetShape(region);
 460 }