src/common/appcmn.cpp

/////////////////////////////////////////////////////////////////////////////
// Name:        common/appcmn.cpp
// Purpose:     wxAppBase methods common to all platforms
// Author:      Vadim Zeitlin
// Modified by:
// Created:     18.10.99
// RCS-ID:      $Id$
// Copyright:   (c) Vadim Zeitlin
// Licence:     wxWindows licence
/////////////////////////////////////////////////////////////////////////////

// ============================================================================
// declarations
// ============================================================================

// ---------------------------------------------------------------------------
// headers
// ---------------------------------------------------------------------------

#ifdef __GNUG__
    #pragma implementation "appbase.h"
#endif

// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"

#if defined(__BORLANDC__)
    #pragma hdrstop
#endif

#ifndef WX_PRECOMP
    #include "wx/app.h"
    #include "wx/list.h"
#endif

#include "wx/thread.h"
#include "wx/confbase.h"

// ===========================================================================
// implementation
// ===========================================================================

// ---------------------------------------------------------------------------
// wxAppBase
// ----------------------------------------------------------------------------

void wxAppBase::ProcessPendingEvents()
{
    // ensure that we're the only thread to modify the pending events list
    wxENTER_CRIT_SECT( *wxPendingEventsLocker );

    if ( !wxPendingEvents )
    {
        wxLEAVE_CRIT_SECT( *wxPendingEventsLocker );
        return;
    }

    // iterate until the list becomes empty
    wxNode *node = wxPendingEvents->First();
    while (node)
    {
        wxEvtHandler *handler = (wxEvtHandler *)node->Data();
        delete node;

        // In ProcessPendingEvents(), new handlers might be add
        // and we can safely leave the critical section here.
        wxLEAVE_CRIT_SECT( *wxPendingEventsLocker );
        handler->ProcessPendingEvents();
        wxENTER_CRIT_SECT( *wxPendingEventsLocker );

        node = wxPendingEvents->First();
    }

    wxLEAVE_CRIT_SECT( *wxPendingEventsLocker );
}

int wxAppBase::OnExit()
{
#if wxUSE_CONFIG
    // delete the config object if any (don't use Get() here, but Set()
    // because Get() could create a new config object)
    delete wxConfigBase::Set((wxConfigBase *) NULL);
#endif // wxUSE_CONFIG

    return 0;
}
Commit	Line	Data
	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: common/appcmn.cpp
	3	// Purpose: wxAppBase methods common to all platforms
	4	// Author: Vadim Zeitlin
	5	// Modified by:
	6	// Created: 18.10.99
	7	// RCS-ID: $Id$
	8	// Copyright: (c) Vadim Zeitlin
	9	// Licence: wxWindows licence
	10	/////////////////////////////////////////////////////////////////////////////
	11
	12	// ============================================================================
	13	// declarations
	14	// ============================================================================
	15
	16	// ---------------------------------------------------------------------------
	17	// headers
	18	// ---------------------------------------------------------------------------
	19
	20	#ifdef __GNUG__
	21	#pragma implementation "appbase.h"
	22	#endif
	23
	24	// For compilers that support precompilation, includes "wx.h".
	25	#include "wx/wxprec.h"
	26
	27	#if defined(__BORLANDC__)
	28	#pragma hdrstop
	29	#endif
	30
	31	#ifndef WX_PRECOMP
	32	#include "wx/app.h"
	33	#include "wx/list.h"
	34	#endif
	35
	36	#include "wx/thread.h"
	37	#include "wx/confbase.h"
	38
	39	// ===========================================================================
	40	// implementation
	41	// ===========================================================================
	42
	43	// ---------------------------------------------------------------------------
	44	// wxAppBase
	45	// ----------------------------------------------------------------------------
	46
	47	void wxAppBase::ProcessPendingEvents()
	48	{
	49	// ensure that we're the only thread to modify the pending events list
	50	wxENTER_CRIT_SECT( *wxPendingEventsLocker );
	51
	52	if ( !wxPendingEvents )
	53	{
	54	wxLEAVE_CRIT_SECT( *wxPendingEventsLocker );
	55	return;
	56	}
	57
	58	// iterate until the list becomes empty
	59	wxNode *node = wxPendingEvents->First();
	60	while (node)
	61	{
	62	wxEvtHandler handler = (wxEvtHandler )node->Data();
	63	delete node;
	64
	65	// In ProcessPendingEvents(), new handlers might be add
	66	// and we can safely leave the critical section here.
	67	wxLEAVE_CRIT_SECT( *wxPendingEventsLocker );
	68	handler->ProcessPendingEvents();
	69	wxENTER_CRIT_SECT( *wxPendingEventsLocker );
	70
	71	node = wxPendingEvents->First();
	72	}
	73
	74	wxLEAVE_CRIT_SECT( *wxPendingEventsLocker );
	75	}
	76
	77	int wxAppBase::OnExit()
	78	{
	79	#if wxUSE_CONFIG
	80	// delete the config object if any (don't use Get() here, but Set()
	81	// because Get() could create a new config object)
	82	delete wxConfigBase::Set((wxConfigBase *) NULL);
	83	#endif // wxUSE_CONFIG
	84
	85	return 0;
	86	}