End of stream reading stuff

[wxWidgets.git] / src / gtk1 / app.cpp

diff --git a/src/gtk1/app.cpp b/src/gtk1/app.cpp
index f656b326eb1d68aa2d239134105dce7fc8ec7b48..bd85f4f6a252af70362d28001d50208ffd29ac70 100644 (file)
--- a/src/gtk1/app.cpp
+++ b/src/gtk1/app.cpp
@@ -47,15 +47,16 @@
 wxApp *wxTheApp = (wxApp *)  NULL;
 wxAppInitializerFunction wxAppBase::m_appInitFn = (wxAppInitializerFunction) NULL;
 
 wxApp *wxTheApp = (wxApp *)  NULL;
 wxAppInitializerFunction wxAppBase::m_appInitFn = (wxAppInitializerFunction) NULL;
 

-extern wxResourceCache *wxTheResourceCache;

 extern bool g_isIdle;
 
 extern bool g_isIdle;
 

+bool g_mainThreadLocked = FALSE;
+
+GtkWidget *wxRootWindow = (GtkWidget*) NULL;
+

 //-----------------------------------------------------------------------------
 // local functions
 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------
 // local functions
 //-----------------------------------------------------------------------------
 

-extern void wxFlushResources();
-

 /* forward declaration */
 gint   wxapp_idle_callback( gpointer WXUNUSED(data) );
 void   wxapp_install_idle_handler();
 /* forward declaration */
 gint   wxapp_idle_callback( gpointer WXUNUSED(data) );
 void   wxapp_install_idle_handler();


@@ -92,17 +93,17 @@ bool wxYield()
     while (gtk_events_pending())
         gtk_main_iteration();
 
     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 );
     }
 
     if (has_idle)
     {
         /* re-add idle handler */
         wxTheApp->m_idleTag = gtk_idle_add( wxapp_idle_callback, (gpointer) NULL );
     }
 

+    /* 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()) { }
+

     return TRUE;
 }
 
     return TRUE;
 }
 


@@ -112,8 +113,18 @@ bool wxYield()
 
 void wxWakeUpIdle()
 {
 
 void wxWakeUpIdle()
 {

-    if (g_isIdle) 
+#if wxUSE_THREADS
+    if (!wxThread::IsMain())
+        wxMutexGuiEnter();
+#endif
+
+    if (g_isIdle)

         wxapp_install_idle_handler();
         wxapp_install_idle_handler();

+
+#if wxUSE_THREADS
+    if (!wxThread::IsMain())
+        wxMutexGuiLeave();
+#endif

 }
 
 //-----------------------------------------------------------------------------
 }
 
 //-----------------------------------------------------------------------------


@@ -124,15 +135,10 @@ gint wxapp_idle_callback( gpointer WXUNUSED(data) )
 {
     if (!wxTheApp) return TRUE;
 
 {
     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 */
 
     /* we don't want any more idle events until the next event is
        sent to wxGTK */


@@ -146,10 +152,11 @@ gint wxapp_idle_callback( gpointer WXUNUSED(data) )
        emptied */
     g_isIdle = TRUE;
 
        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;
 }
 
     return TRUE;
 }


@@ -164,19 +171,9 @@ void wxapp_install_idle_handler()
        to the main thread (and processing these in
        idle time). */
 
        to the main thread (and processing these in
        idle time). */
 

-#if wxUSE_THREADS
-    if (!wxThread::IsMain())
-        GDK_THREADS_ENTER ();
-#endif
-

     wxTheApp->m_idleTag = gtk_idle_add( wxapp_idle_callback, (gpointer) NULL );
 
     g_isIdle = FALSE;
     wxTheApp->m_idleTag = gtk_idle_add( wxapp_idle_callback, (gpointer) NULL );
 
     g_isIdle = FALSE;

-    
-#if wxUSE_THREADS
-    if (!wxThread::IsMain())
-        GDK_THREADS_LEAVE ();
-#endif

 }
 
 #if wxUSE_THREADS
 }
 
 #if wxUSE_THREADS


@@ -185,7 +182,7 @@ void wxapp_install_thread_wakeup()
 {
     if (wxTheApp->m_wakeUpTimerTag) return;
 
 {
     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()
 }
 
 void wxapp_uninstall_thread_wakeup()


@@ -198,31 +195,31 @@ void wxapp_uninstall_thread_wakeup()
 
 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
     // 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();
 
 
     // unblock other threads wishing to do some GUI things
     wxMutexGuiLeave();
 

+    g_mainThreadLocked = TRUE;
+

     // wake up other threads
     wxUsleep( 1 );
 
     // block other thread again
     wxMutexGuiEnter();
 
     // 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();
 
 
     wxapp_install_thread_wakeup();
 

+    // release lock again
+    gdk_threads_leave();
+

     return TRUE;
 }
 
     return TRUE;
 }
 


@@ -253,6 +250,8 @@ wxApp::wxApp()
 #endif
 
     m_colorCube = (unsigned char*) NULL;
 #endif
 
     m_colorCube = (unsigned char*) NULL;

+
+    m_useBestVisual = FALSE;

 }
 
 wxApp::~wxApp()
 }
 
 wxApp::~wxApp()


@@ -273,8 +272,9 @@ 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? */
     /* 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 );
     {
         GdkVisual* vis = gdk_visual_get_best();
         gtk_widget_set_default_visual( vis );


@@ -284,7 +284,6 @@ bool wxApp::OnInitGui()
 
         visual = vis;
     }
 
         visual = vis;
     }

-*/

 
     /* Nothing to do for 15, 16, 24, 32 bit displays */
     if (visual->depth > 8) return TRUE;
 
     /* Nothing to do for 15, 16, 24, 32 bit displays */
     if (visual->depth > 8) return TRUE;


@@ -371,13 +370,6 @@ void wxApp::OnIdle( wxIdleEvent &event )
     /* 'Garbage' collection of windows deleted with Close(). */
     DeletePendingObjects();
 
     /* '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();
 
     /* Send OnIdle events to all windows */
     bool needMore = SendIdleEvents();
 


@@ -385,6 +377,13 @@ void wxApp::OnIdle( wxIdleEvent &event )
         event.RequestMore(TRUE);
 
     s_inOnIdle = FALSE;
         event.RequestMore(TRUE);
 
     s_inOnIdle = FALSE;

+
+    /* flush the logged messages if any */
+#if wxUSE_LOG
+    wxLog *log = wxLog::GetActiveTarget();
+    if (log != NULL && log->HasPendingMessages())
+        log->Flush();
+#endif // wxUSE_LOG

 }
 
 bool wxApp::SendIdleEvents()
 }
 
 bool wxApp::SendIdleEvents()


@@ -487,11 +486,6 @@ bool wxApp::Initialize()
     wxPendingEventsLocker = new wxCriticalSection();
 #endif
 
     wxPendingEventsLocker = new wxCriticalSection();
 #endif
 

-/*
-    wxTheFontNameDirectory =  new wxFontNameDirectory;
-    wxTheFontNameDirectory->Initialize();
-*/
-

     wxTheColourDatabase = new wxColourDatabase( wxKEY_STRING );
     wxTheColourDatabase->Initialize();
 
     wxTheColourDatabase = new wxColourDatabase( wxKEY_STRING );
     wxTheColourDatabase->Initialize();
 


@@ -499,8 +493,6 @@ bool wxApp::Initialize()
     wxInitializeStockObjects();
 
 #if wxUSE_WX_RESOURCES
     wxInitializeStockObjects();
 
 #if wxUSE_WX_RESOURCES

-    wxTheResourceCache = new wxResourceCache( wxKEY_STRING );
-

     wxInitializeResourceSystem();
 #endif
 
     wxInitializeResourceSystem();
 #endif
 


@@ -515,23 +507,13 @@ void wxApp::CleanUp()
     wxModule::CleanUpModules();
 
 #if wxUSE_WX_RESOURCES
     wxModule::CleanUpModules();
 
 #if wxUSE_WX_RESOURCES

-    wxFlushResources();
-
-    if (wxTheResourceCache)
-        delete wxTheResourceCache;
-    wxTheResourceCache = (wxResourceCache*) NULL;
-

     wxCleanUpResourceSystem();
 #endif
 
     if (wxTheColourDatabase)
         delete wxTheColourDatabase;
     wxCleanUpResourceSystem();
 #endif
 
     if (wxTheColourDatabase)
         delete wxTheColourDatabase;

-    wxTheColourDatabase = (wxColourDatabase*) NULL;

 
 

-/*
-    if (wxTheFontNameDirectory) delete wxTheFontNameDirectory;
-    wxTheFontNameDirectory = (wxFontNameDirectory*) NULL;
-*/
+    wxTheColourDatabase = (wxColourDatabase*) NULL;

 
     wxDeleteStockObjects();
 
 
     wxDeleteStockObjects();
 


@@ -579,6 +561,20 @@ void wxApp::CleanUp()
 
 int wxEntry( int argc, char *argv[] )
 {
 
 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
     gtk_set_locale();
 
 #if wxUSE_WCHAR_T


@@ -587,12 +583,17 @@ int wxEntry( int argc, char *argv[] )
     if (!wxOKlibc()) wxConvCurrent = (wxMBConv*) NULL;
 #endif
 
     if (!wxOKlibc()) wxConvCurrent = (wxMBConv*) NULL;
 #endif
 

+    gdk_threads_enter();
+

     gtk_init( &argc, &argv );
 
     wxSetDetectableAutoRepeat( TRUE );
 
     if (!wxApp::Initialize())
     gtk_init( &argc, &argv );
 
     wxSetDetectableAutoRepeat( TRUE );
 
     if (!wxApp::Initialize())

+    {
+        gdk_threads_leave();

         return -1;
         return -1;

+    }

 
     if (!wxTheApp)
     {
 
     if (!wxTheApp)
     {


@@ -612,9 +613,10 @@ int wxEntry( int argc, char *argv[] )
 #if wxUSE_UNICODE
     wxTheApp->argv = new wxChar*[argc+1];
     int mb_argc = 0;
 #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
     }
     wxTheApp->argv[mb_argc] = (wxChar *)NULL;
 #else


@@ -630,6 +632,9 @@ int wxEntry( int argc, char *argv[] )
     if ( !wxTheApp->OnInitGui() )
         retValue = -1;
 
     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 )
     // Here frames insert themselves automatically into wxTopLevelWindows by
     // getting created in OnInit().
     if ( retValue == 0 )


@@ -649,7 +654,7 @@ int wxEntry( int argc, char *argv[] )
 
         if (wxTheApp->Initialized())
         {
 
         if (wxTheApp->Initialized())
         {

-            retValue = wxTheApp->OnRun();
+            wxTheApp->OnRun();

 
             wxWindow *topWindow = wxTheApp->GetTopWindow();
             if (topWindow)
 
             wxWindow *topWindow = wxTheApp->GetTopWindow();
             if (topWindow)


@@ -667,7 +672,8 @@ int wxEntry( int argc, char *argv[] )
                     wxTheApp->SetTopWindow( (wxWindow*) NULL );
                 }
             }
                     wxTheApp->SetTopWindow( (wxWindow*) NULL );
                 }
             }

-            wxTheApp->OnExit();
+
+            retValue = wxTheApp->OnExit();

         }
     }
 
         }
     }
 


@@ -687,6 +693,8 @@ int wxEntry( int argc, char *argv[] )
 
     wxApp::CleanUp();
 
 
     wxApp::CleanUp();
 

+    gdk_threads_leave();
+

     return retValue;
 }
 
     return retValue;
 }