src/osx/carbon/dialog.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/osx/carbon/dialog.cpp
   3 // Purpose:     wxDialog class
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     1998-01-01
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Stefan Csomor
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #include "wx/wxprec.h"
  13
  14 #include "wx/dialog.h"
  15
  16 #ifndef WX_PRECOMP
  17     #include "wx/app.h"
  18     #include "wx/utils.h"
  19     #include "wx/frame.h"
  20     #include "wx/settings.h"
  21 #endif // WX_PRECOMP
  22
  23 #include "wx/osx/private.h"
  24 #include "wx/evtloop.h"
  25
  26 extern wxList wxModalDialogs;
  27
  28 void wxDialog::EndWindowModal()
  29 {
  30     // Nothing to do for now.
  31 }
  32
  33 void wxDialog::ShowWindowModal()
  34 {
  35     // If someone wants to add support for this to wxOSX Carbon, here would
  36     // be the place to start: http://trac.wxwidgets.org/ticket/9459
  37     // Unfortunately, supporting sheets in Carbon isn't as straightforward
  38     // as with Cocoa, so it will probably take some tweaking.
  39     wxDialogBase::ShowWindowModal();
  40 }
  41
  42 void wxDialog::DoShowModal()
  43 {
  44     wxCHECK_RET( !IsModal(), wxT("DoShowModal() called twice") );
  45
  46     wxModalDialogs.Append(this);
  47
  48     SetFocus() ;
  49
  50     WindowRef windowRef = (WindowRef) GetWXWindow();
  51     WindowGroupRef windowGroup = NULL;
  52     WindowGroupRef formerParentGroup = NULL;
  53     bool resetGroupParent = false;
  54
  55     if ( GetParent() == NULL )
  56     {
  57         windowGroup = GetWindowGroup(windowRef) ;
  58         if ( windowGroup != GetWindowGroupOfClass( kMovableModalWindowClass ) )
  59         {
  60             formerParentGroup = GetWindowGroupParent( windowGroup );
  61             SetWindowGroupParent( windowGroup, GetWindowGroupOfClass( kMovableModalWindowClass ) );
  62             resetGroupParent = true;
  63         }
  64     }
  65     BeginAppModalStateForWindow(windowRef) ;
  66
  67 #if wxUSE_CONSOLE_EVENTLOOP
  68     wxEventLoopGuarantor ensureHasLoop;
  69 #endif
  70     wxEventLoopBase * const loop = wxEventLoop::GetActive();
  71     while ( IsModal() )
  72         loop->Dispatch();
  73
  74     EndAppModalStateForWindow(windowRef) ;
  75     if ( resetGroupParent )
  76     {
  77         SetWindowGroupParent( windowGroup , formerParentGroup );
  78     }
  79 }