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fix idle handling when a new event loop is run from an idle event handler

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@44072 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Paul Cornett 2006-12-28 20:03:05 +00:00
parent defeae282f
commit 046c2f1404
1 changed files with 25 additions and 0 deletions
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25
src/gtk/app.cpp
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@ -220,6 +220,20 @@ static gint wxapp_idle_callback( gpointer WXUNUSED(data) )
if (!wxTheApp->IsInAssert())
#endif // __WXDEBUG__
{
guint idleID_save;
{
// Allow another idle source to be added while this one is busy.
// Needed if an idle event handler runs a new event loop,
// for example by showing a dialog.
#if wxUSE_THREADS
wxMutexLocker lock(gs_idleTagsMutex);
#endif
idleID_save = wxTheApp->m_idleTag;
wxTheApp->m_idleTag = 0;
g_isIdle = true;
wxAddEmissionHook();
}
// When getting called from GDK's time-out handler
// we are no longer within GDK's grab on the GUI
// thread so we must lock it here ourselves.
@ -233,6 +247,17 @@ static gint wxapp_idle_callback( gpointer WXUNUSED(data) )
// Release lock again
gdk_threads_leave();
{
// If another idle source was added, remove it
#if wxUSE_THREADS
wxMutexLocker lock(gs_idleTagsMutex);
#endif
if (wxTheApp->m_idleTag != 0)
g_source_remove(wxTheApp->m_idleTag);
wxTheApp->m_idleTag = idleID_save;
g_isIdle = false;
}
}
if (!moreIdles)