2439f1d968
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@63837 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
144 lines
3.8 KiB
C++
144 lines
3.8 KiB
C++
///////////////////////////////////////////////////////////////////////////////
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// Name: src/osx/carbon/evtloop.cpp
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// Purpose: implementation of wxEventLoop for wxMac
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// Author: Vadim Zeitlin
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// Modified by:
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// Created: 2006-01-12
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// RCS-ID: $Id$
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// Copyright: (c) 2006 Vadim Zeitlin <vadim@wxwindows.org>
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// Licence: wxWindows licence
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///////////////////////////////////////////////////////////////////////////////
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// ============================================================================
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// declarations
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// ============================================================================
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// ----------------------------------------------------------------------------
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// headers
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// ----------------------------------------------------------------------------
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// for compilers that support precompilation, includes "wx.h".
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#include "wx/wxprec.h"
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#ifdef __BORLANDC__
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#pragma hdrstop
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#endif
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#include "wx/evtloop.h"
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#ifndef WX_PRECOMP
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#include "wx/app.h"
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#include "wx/log.h"
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#endif // WX_PRECOMP
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#if wxUSE_GUI
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#include "wx/nonownedwnd.h"
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#endif
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#include "wx/osx/private.h"
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// ============================================================================
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// wxEventLoop implementation
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// ============================================================================
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wxGUIEventLoop::wxGUIEventLoop()
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{
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}
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static void DispatchAndReleaseEvent(EventRef theEvent)
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{
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if ( wxTheApp )
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wxTheApp->MacSetCurrentEvent( theEvent, NULL );
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OSStatus status = SendEventToEventTarget(theEvent, GetEventDispatcherTarget());
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if (status == eventNotHandledErr && wxTheApp)
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wxTheApp->MacHandleUnhandledEvent(theEvent);
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ReleaseEvent( theEvent );
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}
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int wxGUIEventLoop::DoDispatchTimeout(unsigned long timeout)
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{
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wxMacAutoreleasePool autoreleasepool;
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EventRef event;
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OSStatus status = ReceiveNextEvent(0, NULL, timeout/1000, true, &event);
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switch ( status )
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{
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default:
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wxFAIL_MSG( "unexpected ReceiveNextEvent() error" );
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// fall through
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case eventLoopTimedOutErr:
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return -1;
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case eventLoopQuitErr:
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// according to QA1061 this may also occur
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// when a WakeUp Process is executed
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return 0;
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case noErr:
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DispatchAndReleaseEvent(event);
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return 1;
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}
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}
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void wxGUIEventLoop::DoRun()
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{
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wxMacAutoreleasePool autoreleasepool;
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RunApplicationEventLoop();
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}
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void wxGUIEventLoop::DoStop()
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{
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QuitApplicationEventLoop();
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}
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wxModalEventLoop::wxModalEventLoop(wxWindow *winModal)
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{
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m_modalWindow = dynamic_cast<wxNonOwnedWindow*> (winModal);
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wxASSERT_MSG( m_modalWindow != NULL, "must pass in a toplevel window for modal event loop" );
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}
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void wxModalEventLoop::DoRun()
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{
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wxMacAutoreleasePool autoreleasepool;
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WindowRef windowRef = m_modalWindow->GetWXWindow();
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WindowGroupRef windowGroup = NULL;
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WindowGroupRef formerParentGroup = NULL;
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bool resetGroupParent = false;
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// make sure modal dialogs are in the right layer so that they are not covered
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if ( m_modalWindow->GetParent() == NULL )
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{
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windowGroup = GetWindowGroup(windowRef) ;
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if ( windowGroup != GetWindowGroupOfClass( kMovableModalWindowClass ) )
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{
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formerParentGroup = GetWindowGroupParent( windowGroup );
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SetWindowGroupParent( windowGroup, GetWindowGroupOfClass( kMovableModalWindowClass ) );
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resetGroupParent = true;
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}
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}
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m_modalWindow->SetFocus();
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RunAppModalLoopForWindow(windowRef);
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if ( resetGroupParent )
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{
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SetWindowGroupParent( windowGroup , formerParentGroup );
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}
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}
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void wxModalEventLoop::DoStop()
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{
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wxMacAutoreleasePool autoreleasepool;
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WindowRef theWindow = m_modalWindow->GetWXWindow();
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QuitAppModalLoopForWindow(theWindow);
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}
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