Added wxWakeUpIdle() to wxGTK,

Changed wxFindFile to detect hidden files (but not "." and ".." as before),
  Added "show hidden files" to file dialog,
  Added controls to wxToolBar,
  doc view now uses pretty file dialogs as per MSW.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@4553 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/common/event.cpp

@@ -611,10 +611,7 @@ void wxEvtHandler::AddPendingEvent(wxEvent& event)
 
     // TODO: Wake up idle handler for the other platforms.
 #ifdef __WXGTK__
-    extern bool g_isIdle;
-    extern void wxapp_install_idle_handler();
-    if ( g_isIdle )
-        wxapp_install_idle_handler();
+    wxWakeUpIdle();
 #elif wxUSE_GUI // this works for wxMSW, but may be for others too?
     // might also send a dummy message to the top level window, this would
     // probably be cleaner?