X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/20e05ffbd3eff02a4c643e412d4f600cdea26952..236a9de39afa090fdee3cf91cb5364ceca69e3f8:/src/gtk/app.cpp?ds=sidebyside diff --git a/src/gtk/app.cpp b/src/gtk/app.cpp index 26a9ea36e6..7b9962d165 100644 --- a/src/gtk/app.cpp +++ b/src/gtk/app.cpp @@ -47,83 +47,16 @@ wxApp *wxTheApp = (wxApp *) NULL; wxAppInitializerFunction wxAppBase::m_appInitFn = (wxAppInitializerFunction) NULL; -extern wxResourceCache *wxTheResourceCache; extern bool g_isIdle; -unsigned char g_palette[64*3] = -{ - 0x0, 0x0, 0x0, - 0xff, 0xff, 0xff, - 0xff, 0x0, 0x0, - 0xff, 0xff, 0x0, - 0x0, 0xff, 0x0, - 0x0, 0x0, 0xff, - 0x0, 0xff, 0xff, - 0x99, 0x99, 0x99, - 0xff, 0x88, 0x0, - 0x88, 0x0, 0x0, - 0x0, 0x88, 0x88, - 0x88, 0x88, 0x0, - 0xff, 0xcc, 0x97, - 0xbb, 0xbb, 0xbb, - 0x9f, 0x6b, 0x42, - 0x55, 0x55, 0x55, - 0xdd, 0xdd, 0xdd, - 0x77, 0x77, 0x77, - 0x33, 0x33, 0x33, - 0xcc, 0x0, 0x0, - 0xff, 0x44, 0x0, - 0xff, 0xcc, 0x0, - 0xcc, 0xcc, 0x0, - 0x60, 0x60, 0x0, - 0x0, 0x43, 0x0, - 0x0, 0x7f, 0x0, - 0x0, 0xcc, 0x0, - 0x0, 0x44, 0x44, - 0x0, 0x0, 0x44, - 0x0, 0x0, 0x88, - 0xef, 0xb1, 0x7b, - 0xdf, 0x98, 0x5f, - 0xbf, 0x87, 0x56, - 0x7f, 0x57, 0x26, - 0x5f, 0x39, 0xc, - 0x3f, 0x1c, 0x0, - 0x21, 0x0, 0x0, - 0x0, 0x43, 0x87, - 0x2d, 0x70, 0xaf, - 0x5a, 0x9e, 0xd7, - 0x87, 0xcc, 0xff, - 0xff, 0xe0, 0xba, - 0x21, 0x43, 0xf, - 0x3d, 0x5d, 0x25, - 0x59, 0x78, 0x3a, - 0x75, 0x93, 0x4f, - 0x91, 0xae, 0x64, - 0xad, 0xc8, 0x7a, - 0xf0, 0xa8, 0xef, - 0xd0, 0x88, 0xd0, - 0xaf, 0x66, 0xaf, - 0x8e, 0x44, 0x8e, - 0x6d, 0x22, 0x6d, - 0x4b, 0x0, 0x4b, - 0xff, 0xc0, 0xbc, - 0xff, 0x93, 0x91, - 0xff, 0x66, 0x67, - 0xd8, 0xf2, 0xbf, - 0xff, 0xc9, 0x68, - 0xff, 0x96, 0x67, - 0xa5, 0x60, 0xff, - 0x51, 0xff, 0x99, - 0x3f, 0xa5, 0x63, - 0x98, 0x90, 0x67 -}; +bool g_mainThreadLocked = FALSE; + +GtkWidget *wxRootWindow = (GtkWidget*) NULL; //----------------------------------------------------------------------------- // local functions //----------------------------------------------------------------------------- -extern void wxFlushResources(); - /* forward declaration */ gint wxapp_idle_callback( gpointer WXUNUSED(data) ); void wxapp_install_idle_handler(); @@ -160,16 +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( 500, 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; } @@ -180,8 +121,18 @@ bool wxYield() void wxWakeUpIdle() { - if (g_isIdle) +#if wxUSE_THREADS + if (!wxThread::IsMain()) + wxMutexGuiEnter(); +#endif + + if (g_isIdle) wxapp_install_idle_handler(); + +#if wxUSE_THREADS + if (!wxThread::IsMain()) + wxMutexGuiLeave(); +#endif } //----------------------------------------------------------------------------- @@ -192,15 +143,10 @@ gint wxapp_idle_callback( gpointer WXUNUSED(data) ) { if (!wxTheApp) return TRUE; -#if (GTK_MINOR_VERSION > 0) - /* when getting called from GDK's idle handler we - are no longer within GDK's grab on the GUI - thread so we must lock it here ourselves */ - GDK_THREADS_ENTER (); -#endif - - /* sent idle event to all who request them */ - while (wxTheApp->ProcessIdle()) { } + // 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 + gdk_threads_enter(); /* we don't want any more idle events until the next event is sent to wxGTK */ @@ -214,10 +160,11 @@ gint wxapp_idle_callback( gpointer WXUNUSED(data) ) emptied */ g_isIdle = TRUE; -#if (GTK_MINOR_VERSION > 0) - /* release lock again */ - GDK_THREADS_LEAVE (); -#endif + /* sent idle event to all who request them */ + while (wxTheApp->ProcessIdle()) { } + + // release lock again + gdk_threads_leave(); return TRUE; } @@ -226,10 +173,13 @@ void wxapp_install_idle_handler() { wxASSERT_MSG( wxTheApp->m_idleTag == 0, wxT("attempt to install idle handler twice") ); - /* this routine gets called by all event handlers - indicating that the idle is over. */ + /* 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( wxapp_idle_callback, (gpointer) NULL ); + wxTheApp->m_idleTag = gtk_idle_add_priority( 500, wxapp_idle_callback, (gpointer) NULL ); g_isIdle = FALSE; } @@ -240,7 +190,7 @@ void wxapp_install_thread_wakeup() { if (wxTheApp->m_wakeUpTimerTag) return; - wxTheApp->m_wakeUpTimerTag = gtk_timeout_add( 100, wxapp_wakeup_timerout_callback, (gpointer) NULL ); + wxTheApp->m_wakeUpTimerTag = gtk_timeout_add( 50, wxapp_wakeup_timerout_callback, (gpointer) NULL ); } void wxapp_uninstall_thread_wakeup() @@ -253,31 +203,31 @@ void wxapp_uninstall_thread_wakeup() gint wxapp_wakeup_timerout_callback( gpointer WXUNUSED(data) ) { - wxapp_uninstall_thread_wakeup(); - -#if (GTK_MINOR_VERSION > 0) // 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 - GDK_THREADS_ENTER (); -#endif + 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 ); // block other thread again wxMutexGuiEnter(); -#if (GTK_MINOR_VERSION > 0) - // release lock again - GDK_THREADS_LEAVE (); -#endif + g_mainThreadLocked = FALSE; wxapp_install_thread_wakeup(); + // release lock again + gdk_threads_leave(); + return TRUE; } @@ -308,6 +258,8 @@ wxApp::wxApp() #endif m_colorCube = (unsigned char*) NULL; + + m_useBestVisual = FALSE; } wxApp::~wxApp() @@ -328,8 +280,9 @@ 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)) { GdkVisual* vis = gdk_visual_get_best(); gtk_widget_set_default_visual( vis ); @@ -339,35 +292,10 @@ bool wxApp::OnInitGui() visual = vis; } -*/ /* Nothing to do for 15, 16, 24, 32 bit displays */ if (visual->depth > 8) return TRUE; - /* this initiates the standard palette as defined by GdkImlib - in the GNOME libraries. it ensures that all GNOME applications - use the same 64 colormap entries on 8-bit displays so you - can use several rather graphics-heavy applications at the - same time. - NOTE: this doesn't really seem to work this way... */ - - /* - GdkColormap *cmap = gdk_colormap_new( gdk_visual_get_system(), TRUE ); - - for (int i = 0; i < 64; i++) - { - GdkColor col; - col.red = g_palette[i*3 + 0] << 8; - col.green = g_palette[i*3 + 1] << 8; - col.blue = g_palette[i*3 + 2] << 8; - col.pixel = 0; - - gdk_color_alloc( cmap, &col ); - } - - gtk_widget_set_default_colormap( cmap ); - */ - /* initialize color cube for 8-bit color reduction dithering */ GdkColormap *cmap = gtk_widget_get_default_colormap(); @@ -450,13 +378,6 @@ 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(); @@ -464,6 +385,11 @@ 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() @@ -516,7 +442,8 @@ int wxApp::MainLoop() void wxApp::ExitMainLoop() { - gtk_main_quit(); + if (gtk_main_level() > 0) + gtk_main_quit(); } bool wxApp::Initialized() @@ -565,11 +492,6 @@ bool wxApp::Initialize() wxPendingEventsLocker = new wxCriticalSection(); #endif -/* - wxTheFontNameDirectory = new wxFontNameDirectory; - wxTheFontNameDirectory->Initialize(); -*/ - wxTheColourDatabase = new wxColourDatabase( wxKEY_STRING ); wxTheColourDatabase->Initialize(); @@ -577,8 +499,6 @@ bool wxApp::Initialize() wxInitializeStockObjects(); #if wxUSE_WX_RESOURCES - wxTheResourceCache = new wxResourceCache( wxKEY_STRING ); - wxInitializeResourceSystem(); #endif @@ -593,23 +513,13 @@ void wxApp::CleanUp() wxModule::CleanUpModules(); #if wxUSE_WX_RESOURCES - wxFlushResources(); - - if (wxTheResourceCache) - delete wxTheResourceCache; - wxTheResourceCache = (wxResourceCache*) NULL; - wxCleanUpResourceSystem(); #endif if (wxTheColourDatabase) delete wxTheColourDatabase; - wxTheColourDatabase = (wxColourDatabase*) NULL; -/* - if (wxTheFontNameDirectory) delete wxTheFontNameDirectory; - wxTheFontNameDirectory = (wxFontNameDirectory*) NULL; -*/ + wxTheColourDatabase = (wxColourDatabase*) NULL; wxDeleteStockObjects(); @@ -655,8 +565,23 @@ void wxApp::CleanUp() // wxEntry //----------------------------------------------------------------------------- -int wxEntry( int argc, char *argv[] ) + +int wxEntryStart( int argc, char *argv[] ) { +#if wxUSE_THREADS + /* 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 @@ -665,12 +590,66 @@ int wxEntry( int argc, char *argv[] ) if (!wxOKlibc()) wxConvCurrent = (wxMBConv*) NULL; #endif + gdk_threads_enter(); + gtk_init( &argc, &argv ); wxSetDetectableAutoRepeat( TRUE ); if (!wxApp::Initialize()) + { + gdk_threads_leave(); 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[] ) +{ + int err; + + err = wxEntryStart(argc, argv); + if (err) + return err; if (!wxTheApp) { @@ -690,9 +669,10 @@ int wxEntry( int argc, char *argv[] ) #if wxUSE_UNICODE wxTheApp->argv = new wxChar*[argc+1]; int mb_argc = 0; - while (mb_argc < argc) { - wxTheApp->argv[mb_argc] = wxStrdup(wxConvLibc.cMB2WX(argv[mb_argc])); - mb_argc++; + while (mb_argc < argc) + { + wxTheApp->argv[mb_argc] = wxStrdup(wxConvLibc.cMB2WX(argv[mb_argc])); + mb_argc++; } wxTheApp->argv[mb_argc] = (wxChar *)NULL; #else @@ -703,10 +683,8 @@ 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(). @@ -727,7 +705,7 @@ int wxEntry( int argc, char *argv[] ) if (wxTheApp->Initialized()) { - retValue = wxTheApp->OnRun(); + wxTheApp->OnRun(); wxWindow *topWindow = wxTheApp->GetTopWindow(); if (topWindow) @@ -745,25 +723,12 @@ 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(); + wxEntryCleanup(); return retValue; }