X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/07f5b19a15a8664abad7b5176c0260aacbbbc174..d1c8aaa3ee8e2051ebd20042b7e59a511c276ca2:/src/gtk/app.cpp diff --git a/src/gtk/app.cpp b/src/gtk/app.cpp index 7bc83fdbd7..b452afc77a 100644 --- a/src/gtk/app.cpp +++ b/src/gtk/app.cpp @@ -29,7 +29,7 @@ #include "wx/image.h" #if wxUSE_THREADS -#include "wx/thread.h" + #include "wx/thread.h" #endif #include @@ -49,6 +49,10 @@ wxAppInitializerFunction wxAppBase::m_appInitFn = (wxAppInitializerFunction) NUL extern bool g_isIdle; +bool g_mainThreadLocked = FALSE; + +GtkWidget *wxRootWindow = (GtkWidget*) NULL; + //----------------------------------------------------------------------------- // local functions //----------------------------------------------------------------------------- @@ -89,16 +93,24 @@ bool wxYield() while (gtk_events_pending()) gtk_main_iteration(); + if (has_idle) + { + /* re-add idle handler (very low priority) */ + wxTheApp->m_idleTag = gtk_idle_add_priority( 1000, wxapp_idle_callback, (gpointer) NULL ); + } + + // disable log flushing from here because a call to wxYield() shouldn't + // normally result in message boxes popping up &c + wxLog::Suspend(); + /* 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 (wxTheApp->ProcessIdle()) { } + while (wxTheApp->ProcessIdle()) + ; - if (has_idle) - { - /* re-add idle handler */ - wxTheApp->m_idleTag = gtk_idle_add( wxapp_idle_callback, (gpointer) NULL ); - } + // let the logs be flashed again + wxLog::Resume(); return TRUE; } @@ -114,9 +126,9 @@ void wxWakeUpIdle() wxMutexGuiEnter(); #endif - if (g_isIdle) + if (g_isIdle) wxapp_install_idle_handler(); - + #if wxUSE_THREADS if (!wxThread::IsMain()) wxMutexGuiLeave(); @@ -136,9 +148,6 @@ gint wxapp_idle_callback( gpointer WXUNUSED(data) ) // thread so we must lock it here ourselves gdk_threads_enter(); - /* sent idle event to all who request them */ - while (wxTheApp->ProcessIdle()) { } - /* we don't want any more idle events until the next event is sent to wxGTK */ gtk_idle_remove( wxTheApp->m_idleTag ); @@ -151,6 +160,9 @@ gint wxapp_idle_callback( gpointer WXUNUSED(data) ) emptied */ g_isIdle = TRUE; + /* sent idle event to all who request them */ + while (wxTheApp->ProcessIdle()) { } + // release lock again gdk_threads_leave(); @@ -165,9 +177,9 @@ void wxapp_install_idle_handler() 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). */ + idle time). Very low priority. */ - wxTheApp->m_idleTag = gtk_idle_add( wxapp_idle_callback, (gpointer) NULL ); + wxTheApp->m_idleTag = gtk_idle_add_priority( 1000, wxapp_idle_callback, (gpointer) NULL ); g_isIdle = FALSE; } @@ -201,17 +213,21 @@ gint wxapp_wakeup_timerout_callback( gpointer WXUNUSED(data) ) // unblock other threads wishing to do some GUI things wxMutexGuiLeave(); + g_mainThreadLocked = TRUE; + // wake up other threads wxUsleep( 1 ); // block other thread again wxMutexGuiEnter(); + g_mainThreadLocked = FALSE; + wxapp_install_thread_wakeup(); // release lock again gdk_threads_leave(); - + return TRUE; } @@ -234,7 +250,7 @@ wxApp::wxApp() m_topWindow = (wxWindow *) NULL; m_exitOnFrameDelete = TRUE; - m_idleTag = gtk_idle_add( wxapp_idle_callback, (gpointer) NULL ); + m_idleTag = gtk_idle_add_priority( 1000, wxapp_idle_callback, (gpointer) NULL ); #if wxUSE_THREADS m_wakeUpTimerTag = 0; @@ -242,6 +258,8 @@ wxApp::wxApp() #endif m_colorCube = (unsigned char*) NULL; + + m_useBestVisual = FALSE; } wxApp::~wxApp() @@ -262,18 +280,23 @@ bool wxApp::OnInitGui() /* on some machines, the default visual is just 256 colours, so we make sure we get the best. this can sometimes be wasteful, of course, but what do these guys pay $30.000 for? */ -/* - if (gdk_visual_get_best() != gdk_visual_get_system()) + + if ((gdk_visual_get_best() != gdk_visual_get_system()) && + (m_useBestVisual)) { +#ifdef __WXGTK20__ + /* seems gtk_widget_set_default_visual no longer exists? */ + GdkVisual* vis = gtk_widget_get_default_visual(); +#else GdkVisual* vis = gdk_visual_get_best(); gtk_widget_set_default_visual( vis ); +#endif GdkColormap *colormap = gdk_colormap_new( vis, FALSE ); gtk_widget_set_default_colormap( colormap ); visual = vis; } -*/ /* Nothing to do for 15, 16, 24, 32 bit displays */ if (visual->depth > 8) return TRUE; @@ -360,13 +383,6 @@ void wxApp::OnIdle( wxIdleEvent &event ) /* 'Garbage' collection of windows deleted with Close(). */ DeletePendingObjects(); - /* flush the logged messages if any */ -#if wxUSE_LOG - wxLog *log = wxLog::GetActiveTarget(); - if (log != NULL && log->HasPendingMessages()) - log->Flush(); -#endif // wxUSE_LOG - /* Send OnIdle events to all windows */ bool needMore = SendIdleEvents(); @@ -374,6 +390,11 @@ void wxApp::OnIdle( wxIdleEvent &event ) event.RequestMore(TRUE); s_inOnIdle = FALSE; + + /* flush the logged messages if any */ +#if wxUSE_LOG + wxLog::FlushActive(); +#endif // wxUSE_LOG } bool wxApp::SendIdleEvents() @@ -399,7 +420,7 @@ bool wxApp::SendIdleEvents( wxWindow* win ) wxIdleEvent event; event.SetEventObject(win); - win->ProcessEvent(event); + win->GetEventHandler()->ProcessEvent(event); win->OnInternalIdle(); @@ -476,17 +497,16 @@ bool wxApp::Initialize() wxPendingEventsLocker = new wxCriticalSection(); #endif -/* - wxTheFontNameDirectory = new wxFontNameDirectory; - wxTheFontNameDirectory->Initialize(); -*/ - wxTheColourDatabase = new wxColourDatabase( wxKEY_STRING ); wxTheColourDatabase->Initialize(); wxInitializeStockLists(); wxInitializeStockObjects(); +#if wxUSE_WX_RESOURCES + wxInitializeResourceSystem(); +#endif + wxModule::RegisterModules(); if (!wxModule::InitializeModules()) return FALSE; @@ -497,14 +517,14 @@ void wxApp::CleanUp() { wxModule::CleanUpModules(); +#if wxUSE_WX_RESOURCES + wxCleanUpResourceSystem(); +#endif + if (wxTheColourDatabase) delete wxTheColourDatabase; - wxTheColourDatabase = (wxColourDatabase*) NULL; -/* - if (wxTheFontNameDirectory) delete wxTheFontNameDirectory; - wxTheFontNameDirectory = (wxFontNameDirectory*) NULL; -*/ + wxTheColourDatabase = (wxColourDatabase*) NULL; wxDeleteStockObjects(); @@ -528,7 +548,7 @@ void wxApp::CleanUp() // check for memory leaks #if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT - if (wxDebugContext::CountObjectsLeft() > 0) + if (wxDebugContext::CountObjectsLeft(TRUE) > 0) { wxLogDebug(wxT("There were memory leaks.\n")); wxDebugContext::Dump(); @@ -550,15 +570,29 @@ void wxApp::CleanUp() // wxEntry //----------------------------------------------------------------------------- -int wxEntry( int argc, char *argv[] ) + +int wxEntryStart( int argc, char *argv[] ) { #if wxUSE_THREADS - g_thread_init(NULL); + /* GTK 1.2 up to version 1.2.3 has broken threads */ + if ((gtk_major_version == 1) && + (gtk_minor_version == 2) && + (gtk_micro_version < 4)) + { + printf( "wxWindows warning: GUI threading disabled due to outdated GTK version\n" ); + } + else + { + g_thread_init(NULL); + } #endif - + gtk_set_locale(); -#if wxUSE_WCHAR_T +#if defined(__WXGTK20__) + // gtk+ 2.0 supports Unicode through UTF-8 strings + wxConvCurrent = &wxConvUTF8; +#elif wxUSE_WCHAR_T if (!wxOKlibc()) wxConvCurrent = &wxConvLocal; #else if (!wxOKlibc()) wxConvCurrent = (wxMBConv*) NULL; @@ -576,6 +610,62 @@ int wxEntry( int argc, char *argv[] ) return -1; } + return 0; +} + + +int wxEntryInitGui() +{ + int retValue = 0; + + if ( !wxTheApp->OnInitGui() ) + retValue = -1; + + wxRootWindow = gtk_window_new( GTK_WINDOW_TOPLEVEL ); + gtk_widget_realize( wxRootWindow ); + + return retValue; +} + + +void wxEntryCleanup() +{ +#if wxUSE_LOG + // flush the logged messages if any + wxLog *log = wxLog::GetActiveTarget(); + if (log != NULL && log->HasPendingMessages()) + log->Flush(); + + // continuing to use user defined log target is unsafe from now on because + // some resources may be already unavailable, so replace it by something + // more safe + wxLog *oldlog = wxLog::SetActiveTarget(new wxLogStderr); + if ( oldlog ) + delete oldlog; +#endif // wxUSE_LOG + + wxApp::CleanUp(); + + gdk_threads_leave(); +} + + + +int wxEntry( int argc, char *argv[] ) +{ +#if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT + // This seems to be necessary since there are 'rogue' + // objects present at this point (perhaps global objects?) + // Setting a checkpoint will ignore them as far as the + // memory checking facility is concerned. + // Of course you may argue that memory allocated in globals should be + // checked, but this is a reasonable compromise. + wxDebugContext::SetCheckpoint(); +#endif + int err = wxEntryStart(argc, argv); + if (err) + return err; + if (!wxTheApp) { wxCHECK_MSG( wxApp::GetInitializerFunction(), -1, @@ -594,7 +684,7 @@ int wxEntry( int argc, char *argv[] ) #if wxUSE_UNICODE wxTheApp->argv = new wxChar*[argc+1]; int mb_argc = 0; - while (mb_argc < argc) + while (mb_argc < argc) { wxTheApp->argv[mb_argc] = wxStrdup(wxConvLibc.cMB2WX(argv[mb_argc])); mb_argc++; @@ -608,10 +698,8 @@ int wxEntry( int argc, char *argv[] ) wxStripExtension( name ); wxTheApp->SetAppName( name ); - int retValue = 0; - - if ( !wxTheApp->OnInitGui() ) - retValue = -1; + int retValue; + retValue = wxEntryInitGui(); // Here frames insert themselves automatically into wxTopLevelWindows by // getting created in OnInit(). @@ -632,7 +720,7 @@ int wxEntry( int argc, char *argv[] ) if (wxTheApp->Initialized()) { - retValue = wxTheApp->OnRun(); + wxTheApp->OnRun(); wxWindow *topWindow = wxTheApp->GetTopWindow(); if (topWindow) @@ -650,27 +738,12 @@ int wxEntry( int argc, char *argv[] ) wxTheApp->SetTopWindow( (wxWindow*) NULL ); } } - wxTheApp->OnExit(); + + retValue = wxTheApp->OnExit(); } } -#if wxUSE_LOG - // flush the logged messages if any - wxLog *log = wxLog::GetActiveTarget(); - if (log != NULL && log->HasPendingMessages()) - log->Flush(); - - // continuing to use user defined log target is unsafe from now on because - // some resources may be already unavailable, so replace it by something - // more safe - wxLog *oldlog = wxLog::SetActiveTarget(new wxLogStderr); - if ( oldlog ) - delete oldlog; -#endif // wxUSE_LOG - - wxApp::CleanUp(); - - gdk_threads_leave(); + wxEntryCleanup(); return retValue; }