X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/8907154c1a8a6882c6797d1f16393ddfb23e7f3a..74c80fe40be90a5a604b9de8731fcedf910e7d7d:/src/gtk/evtloop.cpp diff --git a/src/gtk/evtloop.cpp b/src/gtk/evtloop.cpp index 7fbde67a58..a9843d9cda 100644 --- a/src/gtk/evtloop.cpp +++ b/src/gtk/evtloop.cpp @@ -1,5 +1,5 @@ /////////////////////////////////////////////////////////////////////////////// -// Name: gtk/evtloop.cpp +// Name: src/gtk/evtloop.cpp // Purpose: implements wxEventLoop for GTK+ // Author: Vadim Zeitlin // Modified by: @@ -25,7 +25,11 @@ #endif #include "wx/evtloop.h" -#include "wx/app.h" +#include "wx/ptr_scpd.h" + +#ifndef WX_PRECOMP + #include "wx/app.h" +#endif // WX_PRECOMP #include @@ -52,39 +56,34 @@ private: // wxEventLoop implementation // ============================================================================ +wxDEFINE_TIED_SCOPED_PTR_TYPE(wxEventLoopImpl) + // ---------------------------------------------------------------------------- // wxEventLoop running and exiting // ---------------------------------------------------------------------------- -wxEventLoop *wxEventLoopBase::ms_activeLoop = NULL; - -wxEventLoop::~wxEventLoop() +wxGUIEventLoop::~wxGUIEventLoop() { wxASSERT_MSG( !m_impl, _T("should have been deleted in Run()") ); } -int wxEventLoop::Run() +int wxGUIEventLoop::Run() { // event loops are not recursive, you need to create another loop! wxCHECK_MSG( !IsRunning(), -1, _T("can't reenter a message loop") ); - wxEventLoop *oldLoop = ms_activeLoop; - ms_activeLoop = this; + wxEventLoopActivator activate(this); - m_impl = new wxEventLoopImpl; + wxEventLoopImplTiedPtr impl(&m_impl, new wxEventLoopImpl); gtk_main(); - int exitcode = m_impl->GetExitCode(); - delete m_impl; - m_impl = NULL; + OnExit(); - ms_activeLoop = oldLoop; - - return exitcode; + return m_impl->GetExitCode(); } -void wxEventLoop::Exit(int rc) +void wxGUIEventLoop::Exit(int rc) { wxCHECK_RET( IsRunning(), _T("can't call Exit() if not running") ); @@ -97,24 +96,22 @@ void wxEventLoop::Exit(int rc) // wxEventLoop message processing dispatching // ---------------------------------------------------------------------------- -bool wxEventLoop::Pending() const +bool wxGUIEventLoop::Pending() const { - if (wxTheApp) - { - // We need to remove idle callbacks or gtk_events_pending will - // never return false. - wxTheApp->RemoveIdleTag(); - } - - return gtk_events_pending(); + bool pending; + wxApp* app = wxTheApp; + if (app != NULL) + // app->EventsPending() avoids false positives from our idle source + pending = app->EventsPending(); + else + pending = gtk_events_pending() != 0; + return pending; } -bool wxEventLoop::Dispatch() +bool wxGUIEventLoop::Dispatch() { - wxCHECK_MSG( IsRunning(), FALSE, _T("can't call Dispatch() if not running") ); - - gtk_main_iteration(); + wxCHECK_MSG( IsRunning(), false, _T("can't call Dispatch() if not running") ); - return TRUE; + // gtk_main_iteration() returns TRUE only if gtk_main_quit() was called + return !gtk_main_iteration(); } -