X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/b3c861501a451503b31c075ccb59d16b0ae01e99..0758c46ee65053bc70bd0ef5a73fb30aeec7986c:/src/common/evtloopcmn.cpp diff --git a/src/common/evtloopcmn.cpp b/src/common/evtloopcmn.cpp index 711ada6006..15813725a8 100644 --- a/src/common/evtloopcmn.cpp +++ b/src/common/evtloopcmn.cpp @@ -9,14 +9,6 @@ // Licence: wxWindows licence /////////////////////////////////////////////////////////////////////////////// -// ============================================================================ -// declarations -// ============================================================================ - -// ---------------------------------------------------------------------------- -// headers -// ---------------------------------------------------------------------------- - // for compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" @@ -31,13 +23,77 @@ #endif //WX_PRECOMP // ---------------------------------------------------------------------------- -// globals +// wxEventLoopBase // ---------------------------------------------------------------------------- -wxEventLoop *wxEventLoopBase::ms_activeLoop = NULL; +wxEventLoopBase *wxEventLoopBase::ms_activeLoop = NULL; + +wxEventLoopBase::wxEventLoopBase() +{ + m_isInsideYield = false; + m_eventsToProcessInsideYield = wxEVT_CATEGORY_ALL; +} + +bool wxEventLoopBase::IsMain() const +{ + if (wxTheApp) + return wxTheApp->GetMainLoop() == this; + return false; +} + +/* static */ +void wxEventLoopBase::SetActive(wxEventLoopBase* loop) +{ + ms_activeLoop = loop; + + if (wxTheApp) + wxTheApp->OnEventLoopEnter(loop); +} + +void wxEventLoopBase::OnExit() +{ + if (wxTheApp) + wxTheApp->OnEventLoopExit(this); +} + +void wxEventLoopBase::WakeUpIdle() +{ + WakeUp(); +} + +bool wxEventLoopBase::ProcessIdle() +{ + if (!wxTheApp) + return false; + + // process pending wx events before sending idle events + wxTheApp->ProcessPendingEvents(); + + // synthetize an idle event and send it to wxApp + wxIdleEvent event; + event.SetEventObject(wxTheApp); + wxTheApp->ProcessEvent(event); + + return event.MoreRequested(); +} + +bool wxEventLoopBase::Yield(bool onlyIfNeeded) +{ + if ( m_isInsideYield ) + { + if ( !onlyIfNeeded ) + { + wxFAIL_MSG( wxT("wxYield called recursively" ) ); + } + + return false; + } + + return YieldFor(wxEVT_CATEGORY_ALL); +} // wxEventLoopManual is unused in the other ports -#if defined(__WXMSW__) || defined(__WXMAC__) || defined(__WXDFB__) +#if defined(__WXMSW__) || defined(__WXMAC__) || defined(__WXDFB__) || (defined(__UNIX__) && wxUSE_BASE) // ============================================================================ // wxEventLoopManual implementation @@ -57,7 +113,7 @@ int wxEventLoopManual::Run() // ProcessIdle() and Dispatch() below may throw so the code here should // be exception-safe, hence we must use local objects for all actions we // should undo - wxEventLoopActivator activate(wx_static_cast(wxEventLoop *, this)); + wxEventLoopActivator activate(this); // we must ensure that OnExit() is called even if an exception is thrown // from inside Dispatch() but we must call it from Exit() in normal @@ -153,3 +209,4 @@ void wxEventLoopManual::Exit(int rc) } #endif // __WXMSW__ || __WXMAC__ || __WXDFB__ +