X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/956dbab1eb04b32a006303df25fd05116eb5ef11..5f9fd7ea86d211e3681a71c9f70303aa72b5de3c:/src/gtk1/app.cpp diff --git a/src/gtk1/app.cpp b/src/gtk1/app.cpp index a81c4dd205..b89d77cd5c 100644 --- a/src/gtk1/app.cpp +++ b/src/gtk1/app.cpp @@ -8,7 +8,6 @@ ///////////////////////////////////////////////////////////////////////////// #ifdef __GNUG__ - #pragma implementation "appbase.h" #pragma implementation "app.h" #endif @@ -33,11 +32,11 @@ #include "wx/thread.h" #endif -#include "unistd.h" +#include -#include "glib.h" -#include "gdk/gdk.h" -#include "gtk/gtk.h" +#include +#include +#include #include "wx/gtk/win_gtk.h" @@ -48,89 +47,26 @@ wxApp *wxTheApp = (wxApp *) NULL; wxAppInitializerFunction wxAppBase::m_appInitFn = (wxAppInitializerFunction) NULL; -#if wxUSE_THREADS -extern wxList *wxPendingEvents; -extern wxCriticalSection *wxPendingEventsLocker; -#endif -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(void); +/* forward declaration */ +gint wxapp_idle_callback( gpointer WXUNUSED(data) ); +void wxapp_install_idle_handler(); + +#if wxUSE_THREADS +gint wxapp_wakeup_timerout_callback( gpointer WXUNUSED(data) ); +#endif //----------------------------------------------------------------------------- -// global functions +// wxExit //----------------------------------------------------------------------------- void wxExit() @@ -138,13 +74,14 @@ void wxExit() gtk_main_quit(); } -/* forward declaration */ -gint wxapp_idle_callback( gpointer WXUNUSED(data) ); +//----------------------------------------------------------------------------- +// wxYield +//----------------------------------------------------------------------------- bool wxYield() { bool has_idle = (wxTheApp->m_idleTag != 0); - + if (has_idle) { /* We need to temporarily remove idle callbacks or the loop will @@ -156,33 +93,60 @@ bool wxYield() 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 (wxTheApp->ProcessIdle()) { } - if (has_idle) { /* re-add idle handler */ wxTheApp->m_idleTag = gtk_idle_add( 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()) + ; + + // let the logs be flashed again + wxLog::Resume(); + return TRUE; } +//----------------------------------------------------------------------------- +// wxWakeUpIdle +//----------------------------------------------------------------------------- + +void wxWakeUpIdle() +{ +#if wxUSE_THREADS + if (!wxThread::IsMain()) + wxMutexGuiEnter(); +#endif + + if (g_isIdle) + wxapp_install_idle_handler(); + +#if wxUSE_THREADS + if (!wxThread::IsMain()) + wxMutexGuiLeave(); +#endif +} + +//----------------------------------------------------------------------------- +// local functions +//----------------------------------------------------------------------------- + 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 */ @@ -196,20 +160,24 @@ 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; } void wxapp_install_idle_handler() { - wxASSERT_MSG( wxTheApp->m_idleTag == 0, _T("attempt to install idle handler twice") ); + 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). */ wxTheApp->m_idleTag = gtk_idle_add( wxapp_idle_callback, (gpointer) NULL ); @@ -218,54 +186,52 @@ void wxapp_install_idle_handler() #if wxUSE_THREADS -/* forward declaration */ -static gint wxapp_wakeup_timerout_callback( gpointer WXUNUSED(data) ); - 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() { if (!wxTheApp->m_wakeUpTimerTag) return; - + gtk_timeout_remove( wxTheApp->m_wakeUpTimerTag ); wxTheApp->m_wakeUpTimerTag = 0; } -static gint wxapp_wakeup_timerout_callback( gpointer WXUNUSED(data) ) +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; } -#endif + +#endif // wxUSE_THREADS //----------------------------------------------------------------------------- // wxApp @@ -292,6 +258,8 @@ wxApp::wxApp() #endif m_colorCube = (unsigned char*) NULL; + + m_useBestVisual = FALSE; } wxApp::~wxApp() @@ -312,8 +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 ); @@ -323,35 +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(); @@ -397,7 +341,7 @@ bool wxApp::OnInitGui() index |= (g >> (5 - vis->green_prec)) << vis->green_shift; index |= (b >> (5 - vis->blue_prec)) << vis->blue_shift; #else - wxFAIL_MSG( _T("Unsupported graphics hardware") ); + wxFAIL_MSG( wxT("Unsupported graphics hardware") ); #endif } m_colorCube[ (r*1024) + (g*32) + b ] = index; @@ -414,14 +358,6 @@ bool wxApp::ProcessIdle() event.SetEventObject( this ); ProcessEvent( event ); - wxWindowList::Node* node = wxTopLevelWindows.GetFirst(); - while (node) - { - wxWindow* win = node->GetData(); - win->OnInternalIdle(); - node = node->GetNext(); - } - return event.MoreRequested(); } @@ -435,22 +371,13 @@ void wxApp::OnIdle( wxIdleEvent &event ) s_inOnIdle = TRUE; -#if wxUSE_THREADS /* Resend in the main thread events which have been prepared in other threads */ ProcessPendingEvents(); -#endif /* '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(); @@ -458,6 +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() @@ -485,6 +417,8 @@ bool wxApp::SendIdleEvents( wxWindow* win ) win->ProcessEvent(event); + win->OnInternalIdle(); + if (event.MoreRequested()) needMore = TRUE; @@ -508,7 +442,8 @@ int wxApp::MainLoop() void wxApp::ExitMainLoop() { - gtk_main_quit(); + if (gtk_main_level() > 0) + gtk_main_quit(); } bool wxApp::Initialized() @@ -526,25 +461,6 @@ void wxApp::Dispatch() gtk_main_iteration(); } -#if wxUSE_THREADS -void wxApp::ProcessPendingEvents() -{ - wxNode *node = wxPendingEvents->First(); - wxCriticalSectionLocker locker(*wxPendingEventsLocker); - - while (node) - { - wxEvtHandler *handler = (wxEvtHandler *)node->Data(); - - handler->ProcessPendingEvents(); - - delete node; - - node = wxPendingEvents->First(); - } -} -#endif // wxUSE_THREADS - void wxApp::DeletePendingObjects() { wxNode *node = wxPendingDelete.First(); @@ -576,11 +492,6 @@ bool wxApp::Initialize() wxPendingEventsLocker = new wxCriticalSection(); #endif -/* - wxTheFontNameDirectory = new wxFontNameDirectory; - wxTheFontNameDirectory->Initialize(); -*/ - wxTheColourDatabase = new wxColourDatabase( wxKEY_STRING ); wxTheColourDatabase->Initialize(); @@ -588,13 +499,9 @@ bool wxApp::Initialize() wxInitializeStockObjects(); #if wxUSE_WX_RESOURCES - wxTheResourceCache = new wxResourceCache( wxKEY_STRING ); - wxInitializeResourceSystem(); #endif - wxImage::InitStandardHandlers(); - wxModule::RegisterModules(); if (!wxModule::InitializeModules()) return FALSE; @@ -606,30 +513,18 @@ 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(); wxDeleteStockLists(); - wxImage::CleanUpHandlers(); - delete wxTheApp; wxTheApp = (wxApp*) NULL; @@ -650,7 +545,7 @@ void wxApp::CleanUp() #if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT if (wxDebugContext::CountObjectsLeft() > 0) { - wxLogDebug(_T("There were memory leaks.\n")); + wxLogDebug(wxT("There were memory leaks.\n")); wxDebugContext::Dump(); wxDebugContext::PrintStatistics(); } @@ -663,9 +558,8 @@ void wxApp::CleanUp() wxLog *oldLog = wxLog::SetActiveTarget( (wxLog*) NULL ); if (oldLog) delete oldLog; -} - #endif // wxUSE_LOG +} //----------------------------------------------------------------------------- // wxEntry @@ -673,21 +567,44 @@ void wxApp::CleanUp() int wxEntry( 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 if (!wxOKlibc()) wxConvCurrent = &wxConvLocal; +#else + if (!wxOKlibc()) wxConvCurrent = (wxMBConv*) NULL; +#endif + + gdk_threads_enter(); gtk_init( &argc, &argv ); wxSetDetectableAutoRepeat( TRUE ); if (!wxApp::Initialize()) + { + gdk_threads_leave(); return -1; + } if (!wxTheApp) { wxCHECK_MSG( wxApp::GetInitializerFunction(), -1, - _T("wxWindows error: No initializer - use IMPLEMENT_APP macro.\n") ); + wxT("wxWindows error: No initializer - use IMPLEMENT_APP macro.\n") ); wxAppInitializerFunction app_ini = wxApp::GetInitializerFunction(); @@ -696,15 +613,16 @@ int wxEntry( int argc, char *argv[] ) wxTheApp = (wxApp*) test_app; } - wxCHECK_MSG( wxTheApp, -1, _T("wxWindows error: no application object") ); + wxCHECK_MSG( wxTheApp, -1, wxT("wxWindows error: no application object") ); wxTheApp->argc = argc; #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 @@ -720,6 +638,9 @@ int wxEntry( int argc, char *argv[] ) if ( !wxTheApp->OnInitGui() ) retValue = -1; + wxRootWindow = gtk_window_new( GTK_WINDOW_TOPLEVEL ); + gtk_widget_realize( wxRootWindow ); + // Here frames insert themselves automatically into wxTopLevelWindows by // getting created in OnInit(). if ( retValue == 0 ) @@ -739,7 +660,7 @@ int wxEntry( int argc, char *argv[] ) if (wxTheApp->Initialized()) { - retValue = wxTheApp->OnRun(); + wxTheApp->OnRun(); wxWindow *topWindow = wxTheApp->GetTopWindow(); if (topWindow) @@ -757,7 +678,8 @@ int wxEntry( int argc, char *argv[] ) wxTheApp->SetTopWindow( (wxWindow*) NULL ); } } - wxTheApp->OnExit(); + + retValue = wxTheApp->OnExit(); } } @@ -777,6 +699,8 @@ int wxEntry( int argc, char *argv[] ) wxApp::CleanUp(); + gdk_threads_leave(); + return retValue; } @@ -800,7 +724,7 @@ wxApp::GetStdIcon(int which) const return wxIcon(warning_xpm); default: - wxFAIL_MSG(_T("requested non existent standard icon")); + wxFAIL_MSG(wxT("requested non existent standard icon")); // still fall through case wxICON_HAND: