X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/7b77507424ce8dd81c40119f24f75ca55b5ed2e7..8b3fddc49326c0b6019cd7082218726aa17a5727:/src/gtk/app.cpp diff --git a/src/gtk/app.cpp b/src/gtk/app.cpp index 86a0258e1b..65710bb24d 100644 --- a/src/gtk/app.cpp +++ b/src/gtk/app.cpp @@ -11,6 +11,10 @@ #pragma implementation "app.h" #endif +#ifdef __VMS +#include +#endif + #include "wx/app.h" #include "wx/gdicmn.h" #include "wx/utils.h" @@ -38,6 +42,11 @@ #endif #include +#ifdef __VMS +# include +#else +# include +#endif #include "wx/gtk/win_gtk.h" #include @@ -50,25 +59,17 @@ wxApp *wxTheApp = (wxApp *) NULL; wxAppInitializerFunction wxAppBase::m_appInitFn = (wxAppInitializerFunction) NULL; -extern bool g_isIdle; - bool g_mainThreadLocked = FALSE; gint g_pendingTag = 0; static GtkWidget *gs_RootWindow = (GtkWidget*) NULL; //----------------------------------------------------------------------------- -// local functions +// idle system //----------------------------------------------------------------------------- -extern "C" -{ - gint wxapp_idle_callback( gpointer WXUNUSED(data) ); - gint wxapp_pending_callback( gpointer WXUNUSED(data) ); -} +extern bool g_isIdle; -void wxapp_install_thread_wakeup(); -void wxapp_uninstall_thread_wakeup(); void wxapp_install_idle_handler(); //----------------------------------------------------------------------------- @@ -125,12 +126,13 @@ bool wxApp::Yield(bool onlyIfNeeded) while (gtk_events_pending()) gtk_main_iteration(); - /* it's necessary to call ProcessIdle() to update the frames sizes which - might have been changed (it also will update other things set from - OnUpdateUI() which is a nice (and desired) side effect) */ - while ( ProcessIdle() ) - { - } + // It's necessary to call ProcessIdle() to update the frames sizes which + // might have been changed (it also will update other things set from + // OnUpdateUI() which is a nice (and desired) side effect). But we + // call ProcessIdle() only once since this is not meant for longish + // background jobs (controlled by wxIdleEvent::RequestMore() and the + // return value of Processidle(). + ProcessIdle(); // let the logs be flashed again wxLog::Resume(); @@ -164,43 +166,25 @@ void wxWakeUpIdle() // local functions //----------------------------------------------------------------------------- -void wxapp_install_idle_handler() -{ - wxASSERT_MSG( wxTheApp->m_idleTag == 0, wxT("attempt to install idle handler twice") ); - - g_isIdle = FALSE; - - if (g_pendingTag == 0) - g_pendingTag = gtk_idle_add_priority( 900, wxapp_pending_callback, (gpointer) NULL ); - - /* This routine gets called by all event handlers - indicating that the idle is over. It may also - get called from other thread for sending events - to the main thread (and processing these in - idle time). Very low priority. */ - - wxTheApp->m_idleTag = gtk_idle_add_priority( 1000, wxapp_idle_callback, (gpointer) NULL ); -} - // the callback functions must be extern "C" to comply with GTK+ declarations extern "C" { -gint wxapp_pending_callback( gpointer WXUNUSED(data) ) +static gint wxapp_pending_callback( gpointer WXUNUSED(data) ) { if (!wxTheApp) return TRUE; - // when getting called from GDK's time-out handler + // 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 + // thread so we must lock it here ourselves. gdk_threads_enter(); - // Sent idle event to all who request them + // Sent idle event to all who request them. wxTheApp->ProcessPendingEvents(); g_pendingTag = 0; - /* flush the logged messages if any */ + // Flush the logged messages if any. #if wxUSE_LOG wxLog::FlushActive(); #endif // wxUSE_LOG @@ -213,7 +197,7 @@ gint wxapp_pending_callback( gpointer WXUNUSED(data) ) return FALSE; } -gint wxapp_idle_callback( gpointer WXUNUSED(data) ) +static gint wxapp_idle_callback( gpointer WXUNUSED(data) ) { if (!wxTheApp) return TRUE; @@ -228,96 +212,70 @@ gint wxapp_idle_callback( gpointer WXUNUSED(data) ) } #endif // __WXDEBUG__ - // when getting called from GDK's time-out handler + // 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 + // thread so we must lock it here ourselves. gdk_threads_enter(); - /* Indicate that we are now in idle mode - even so deeply - in idle mode that we don't get any idle events anymore. - this is like wxMSW where an idle event is sent only - once each time after the event queue has been completely - emptied */ + // Indicate that we are now in idle mode and event handlers + // will have to reinstall the idle handler again. g_isIdle = TRUE; wxTheApp->m_idleTag = 0; - // Sent idle event to all who request them as long as they do - while (wxTheApp->ProcessIdle()) + // Send idle event to all who request them as long as + // no events have popped up in the event queue. + while (wxTheApp->ProcessIdle() && (gtk_events_pending() == 0)) ; // Release lock again gdk_threads_leave(); // Return FALSE to indicate that no more idle events are - // to be sent (single shot instead of continuous stream) + // to be sent (single shot instead of continuous stream). return FALSE; } #if wxUSE_THREADS -gint wxapp_wakeup_timerout_callback( gpointer WXUNUSED(data) ) +static gint wxapp_poll_func( GPollFD *ufds, guint nfds, gint timeout ) { - // 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 + gint res; gdk_threads_enter(); - wxapp_uninstall_thread_wakeup(); - - // unblock other threads wishing to do some GUI things wxMutexGuiLeave(); - g_mainThreadLocked = TRUE; - // wake up other threads - wxUsleep( 1 ); + res = poll( (struct pollfd*) ufds, nfds, timeout ); - // block other thread again wxMutexGuiEnter(); - g_mainThreadLocked = FALSE; - wxapp_install_thread_wakeup(); - - // release lock again gdk_threads_leave(); - return TRUE; + return res; } #endif // wxUSE_THREADS } // extern "C" -#if wxUSE_THREADS - -static int g_threadUninstallLevel = 0; - -void wxapp_install_thread_wakeup() -{ - g_threadUninstallLevel++; - - if (g_threadUninstallLevel != 1) return; - - if (wxTheApp->m_wakeUpTimerTag) return; - - wxTheApp->m_wakeUpTimerTag = gtk_timeout_add( 50, wxapp_wakeup_timerout_callback, (gpointer) NULL ); -} - -void wxapp_uninstall_thread_wakeup() +void wxapp_install_idle_handler() { - g_threadUninstallLevel--; + wxASSERT_MSG( wxTheApp->m_idleTag == 0, wxT("attempt to install idle handler twice") ); - if (g_threadUninstallLevel != 0) return; + g_isIdle = FALSE; - if (!wxTheApp->m_wakeUpTimerTag) return; + if (g_pendingTag == 0) + g_pendingTag = gtk_idle_add_priority( 900, wxapp_pending_callback, (gpointer) NULL ); - gtk_timeout_remove( wxTheApp->m_wakeUpTimerTag ); - wxTheApp->m_wakeUpTimerTag = 0; + // This routine gets called by all event handlers + // indicating that the idle is over. It may also + // get called from other thread for sending events + // to the main thread (and processing these in + // idle time). Very low priority. + wxTheApp->m_idleTag = gtk_idle_add_priority( 1000, wxapp_idle_callback, (gpointer) NULL ); } -#endif // wxUSE_THREADS - //----------------------------------------------------------------------------- // Access to the root window global //----------------------------------------------------------------------------- @@ -353,8 +311,7 @@ wxApp::wxApp() wxapp_install_idle_handler(); #if wxUSE_THREADS - m_wakeUpTimerTag = 0; - wxapp_install_thread_wakeup(); + g_main_set_poll_func( wxapp_poll_func ); #endif m_colorCube = (unsigned char*) NULL; @@ -367,10 +324,6 @@ wxApp::~wxApp() { if (m_idleTag) gtk_idle_remove( m_idleTag ); -#if wxUSE_THREADS - wxapp_uninstall_thread_wakeup(); -#endif - if (m_colorCube) free(m_colorCube); } @@ -501,20 +454,20 @@ void wxApp::OnIdle( wxIdleEvent &event ) { static bool s_inOnIdle = FALSE; - /* Avoid recursion (via ProcessEvent default case) */ + // Avoid recursion (via ProcessEvent default case) if (s_inOnIdle) return; s_inOnIdle = TRUE; - /* Resend in the main thread events which have been prepared in other - threads */ + // Resend in the main thread events which have been prepared in other + // threads ProcessPendingEvents(); - /* 'Garbage' collection of windows deleted with Close(). */ + // 'Garbage' collection of windows deleted with Close() DeletePendingObjects(); - /* Send OnIdle events to all windows */ + // Send OnIdle events to all windows bool needMore = SendIdleEvents(); if (needMore) @@ -562,7 +515,8 @@ bool wxApp::SendIdleEvents( wxWindow* win ) node = node->Next(); } - return needMore ; + + return needMore; } int wxApp::MainLoop() @@ -610,8 +564,6 @@ void wxApp::DeletePendingObjects() bool wxApp::Initialize() { - wxBuffer = new wxChar[BUFSIZ + 512]; - wxClassInfo::InitializeClasses(); #if wxUSE_INTL @@ -649,9 +601,7 @@ void wxApp::CleanUp() wxCleanUpResourceSystem(); #endif - if (wxTheColourDatabase) - delete wxTheColourDatabase; - + delete wxTheColourDatabase; wxTheColourDatabase = (wxColourDatabase*) NULL; wxDeleteStockObjects(); @@ -661,17 +611,13 @@ void wxApp::CleanUp() delete wxTheApp; wxTheApp = (wxApp*) NULL; - // GL: I'm annoyed ... I don't know where to put this and I don't want to - // create a module for that as it's part of the core. + wxClassInfo::CleanUpClasses(); + #if wxUSE_THREADS delete wxPendingEvents; delete wxPendingEventsLocker; #endif - delete[] wxBuffer; - - wxClassInfo::CleanUpClasses(); - // check for memory leaks #if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT if (wxDebugContext::CountObjectsLeft(TRUE) > 0)