Fixed yet another error in my wxCmdLineParser mdifications.

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

diff --git a/src/gtk/app.cpp b/src/gtk/app.cpp
index 5d08196d7b2e1ebd346c18f3211b963cd805ee51..db8547b8409e05317e7123f3faa3248fa7641260 100644 (file)
--- a/src/gtk/app.cpp
+++ b/src/gtk/app.cpp
@@ -11,6 +11,10 @@
     #pragma implementation "app.h"
 #endif
 
     #pragma implementation "app.h"
 #endif
 

+#ifdef __VMS
+#include <vms_jackets.h>
+#endif
+

 #include "wx/app.h"
 #include "wx/gdicmn.h"
 #include "wx/utils.h"
 #include "wx/app.h"
 #include "wx/gdicmn.h"
 #include "wx/utils.h"


@@ -20,6 +24,7 @@
 #include "wx/font.h"
 #include "wx/settings.h"
 #include "wx/dialog.h"
 #include "wx/font.h"
 #include "wx/settings.h"
 #include "wx/dialog.h"

+#include "wx/msgdlg.h"

 
 #if wxUSE_WX_RESOURCES
     #include "wx/resource.h"
 
 #if wxUSE_WX_RESOURCES
     #include "wx/resource.h"


@@ -28,17 +33,27 @@
 #include "wx/module.h"
 #include "wx/image.h"
 
 #include "wx/module.h"
 #include "wx/image.h"
 

+#ifdef __WXUNIVERSAL__
+    #include "wx/univ/theme.h"
+    #include "wx/univ/renderer.h"
+#endif
+

 #if wxUSE_THREADS
 #if wxUSE_THREADS

-#include "wx/thread.h"
+    #include "wx/thread.h"

 #endif
 
 #endif
 

-#include "unistd.h"
+#include <unistd.h>
+#if defined(__DARWIN__)
+// FIXME: select must be used instead of poll (GD)
+#elif defined(__VMS)
+# include <poll.h>
+#else
+# include <sys/poll.h>
+#endif
+#include "wx/gtk/win_gtk.h"

 
 

-#include "glib.h"
-#include "gdk/gdk.h"
-#include "gtk/gtk.h"
+#include <gtk/gtk.h>

 
 

-#include "wx/gtk/win_gtk.h"

 
 //-----------------------------------------------------------------------------
 // global data
 
 //-----------------------------------------------------------------------------
 // global data


@@ -47,90 +62,18 @@
 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;
+bool   g_mainThreadLocked = FALSE;
+gint   g_pendingTag = 0;

 
 

-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
-};
+static GtkWidget *gs_RootWindow = (GtkWidget*) NULL;

 
 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------

-// local functions
+// idle system

 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------
 

-extern void wxFlushResources();
-
-/* forward declaration */
-gint   wxapp_idle_callback( gpointer WXUNUSED(data) );
-void   wxapp_install_idle_handler();
+extern bool g_isIdle;

 
 

-#if wxUSE_THREADS
-gint   wxapp_wakeup_timerout_callback( gpointer WXUNUSED(data) );
-#endif
+void wxapp_install_idle_handler();

 
 //-----------------------------------------------------------------------------
 // wxExit
 
 //-----------------------------------------------------------------------------
 // wxExit


@@ -145,31 +88,61 @@ void wxExit()
 // wxYield
 //-----------------------------------------------------------------------------
 
 // wxYield
 //-----------------------------------------------------------------------------
 

-bool wxYield()
+// not static because used by textctrl.cpp
+//
+// MT-FIXME
+bool wxIsInsideYield = FALSE;
+
+bool wxApp::Yield(bool onlyIfNeeded)

 {
 {

-    bool has_idle = (wxTheApp->m_idleTag != 0);
+    if ( wxIsInsideYield )
+    {
+        if ( !onlyIfNeeded )
+        {
+            wxFAIL_MSG( wxT("wxYield called recursively" ) );
+        }
+
+        return FALSE;
+    }
+
+#if wxUSE_THREADS
+    if ( !wxThread::IsMain() )
+    {
+        // can't call gtk_main_iteration() from other threads like this
+        return TRUE;
+    }
+#endif // wxUSE_THREADS

 
 

-    if (has_idle)
+    wxIsInsideYield = TRUE;
+
+    if (!g_isIdle)

     {
     {

-        /* We need to temporarily remove idle callbacks or the loop will
-           never finish. */
-        gtk_idle_remove( wxTheApp->m_idleTag );
-        wxTheApp->m_idleTag = 0;
+        // We need to remove idle callbacks or the loop will
+        // never finish.
+        gtk_idle_remove( m_idleTag );
+        m_idleTag = 0;
+        g_isIdle = TRUE;

     }
 
     }
 

+    // disable log flushing from here because a call to wxYield() shouldn't
+    // normally result in message boxes popping up &c
+    wxLog::Suspend();
+

     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()) { }
+    // 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();

 
 

-    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();
+
+    wxIsInsideYield = FALSE;

 
     return TRUE;
 }
 
     return TRUE;
 }


@@ -180,108 +153,161 @@ 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

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

-gint wxapp_idle_callback( gpointer WXUNUSED(data) )
+// the callback functions must be extern "C" to comply with GTK+ declarations
+extern "C"
+{
+
+static gint wxapp_pending_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
+    // 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();

 
 

-    /* sent idle event to all who request them */
-    while (wxTheApp->ProcessIdle()) { }
+    // Sent idle event to all who request them.
+    wxTheApp->ProcessPendingEvents();

 
 

-    /* we don't want any more idle events until the next event is
-       sent to wxGTK */
-    gtk_idle_remove( wxTheApp->m_idleTag );
-    wxTheApp->m_idleTag = 0;
+    g_pendingTag = 0;

 
 

-    /* 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 */
-    g_isIdle = TRUE;
+    // Flush the logged messages if any.
+#if wxUSE_LOG
+    wxLog::FlushActive();
+#endif // wxUSE_LOG

 
 

-#if (GTK_MINOR_VERSION > 0)
-    /* release lock again */
-    GDK_THREADS_LEAVE ();
-#endif
+    // Release lock again
+    gdk_threads_leave();

 
 

-    return TRUE;
+    // Return FALSE to indicate that no more idle events are
+    // to be sent (single shot instead of continuous stream)
+    return FALSE;

 }
 
 }
 

-void wxapp_install_idle_handler()
+static gint wxapp_idle_callback( gpointer WXUNUSED(data) )

 {
 {

-    wxASSERT_MSG( wxTheApp->m_idleTag == 0, wxT("attempt to install idle handler twice") );
+    if (!wxTheApp)
+        return TRUE;

 
 

-    /* this routine gets called by all event handlers
-       indicating that the idle is over. */
+#ifdef __WXDEBUG__
+    // don't generate the idle events while the assert modal dialog is shown,
+    // this completely confuses the apps which don't expect to be reentered
+    // from some safely-looking functions
+    if ( wxTheApp->IsInAssert() )
+    {
+        // But repaint the assertion message if necessary
+        if (wxTopLevelWindows.GetCount() > 0)
+        {
+            wxWindow* win = (wxWindow*) wxTopLevelWindows.Last()->Data();
+            if (win->IsKindOf(CLASSINFO(wxGenericMessageDialog)))
+                win->OnInternalIdle();
+        }
+        return TRUE;
+    }
+#endif // __WXDEBUG__

 
 

-    wxTheApp->m_idleTag = gtk_idle_add( wxapp_idle_callback, (gpointer) NULL );
+    // 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();

 
 

-    g_isIdle = FALSE;
+    // 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;
+
+    // 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).
+    return FALSE;

 }
 
 #if wxUSE_THREADS
 
 }
 
 #if wxUSE_THREADS
 

-void wxapp_install_thread_wakeup()
+static gint wxapp_poll_func( GPollFD *ufds, guint nfds, gint timeout )

 {
 {

-    if (wxTheApp->m_wakeUpTimerTag) return;
+    gint res;
+    gdk_threads_enter();

 
 

-    wxTheApp->m_wakeUpTimerTag = gtk_timeout_add( 100, wxapp_wakeup_timerout_callback, (gpointer) NULL );
-}
+    wxMutexGuiLeave();
+    g_mainThreadLocked = TRUE;

 
 

-void wxapp_uninstall_thread_wakeup()
-{
-    if (!wxTheApp->m_wakeUpTimerTag) return;
+#ifdef __DARWIN__
+    // FIXME: poll is not available under Darwin/Mac OS X and this needs
+    //        to be implemented using select instead (GD)
+    //        what about other BSD derived systems?
+    res = -1;
+#else
+    res = poll( (struct pollfd*) ufds, nfds, timeout );
+#endif

 
 

-    gtk_timeout_remove( wxTheApp->m_wakeUpTimerTag );
-    wxTheApp->m_wakeUpTimerTag = 0;
-}
+    wxMutexGuiEnter();
+    g_mainThreadLocked = FALSE;

 
 

-gint wxapp_wakeup_timerout_callback( gpointer WXUNUSED(data) )
-{
-    wxapp_uninstall_thread_wakeup();
+    gdk_threads_leave();

 
 

-#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
+    return res;
+}

 
 

-    // unblock other threads wishing to do some GUI things
-    wxMutexGuiLeave();
+#endif // wxUSE_THREADS

 
 

-    // wake up other threads
-    wxUsleep( 1 );
+} // extern "C"

 
 

-    // block other thread again
-    wxMutexGuiEnter();
+void wxapp_install_idle_handler()
+{
+    wxASSERT_MSG( wxTheApp->m_idleTag == 0, wxT("attempt to install idle handler twice") );

 
 

-#if (GTK_MINOR_VERSION > 0)
-    // release lock again
-    GDK_THREADS_LEAVE ();
-#endif
+    g_isIdle = FALSE;

 
 

-    wxapp_install_thread_wakeup();
+    if (g_pendingTag == 0)
+        g_pendingTag = gtk_idle_add_priority( 900, wxapp_pending_callback, (gpointer) NULL );

 
 

-    return TRUE;
+    // 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
+//-----------------------------------------------------------------------------
+
+GtkWidget* wxGetRootWindow()
+{
+    if (gs_RootWindow == NULL)
+    {
+        gs_RootWindow = gtk_window_new( GTK_WINDOW_TOPLEVEL );
+        gtk_widget_realize( gs_RootWindow );
+    }
+    return gs_RootWindow;
+}

 
 //-----------------------------------------------------------------------------
 // wxApp
 
 //-----------------------------------------------------------------------------
 // wxApp


@@ -295,80 +321,81 @@ END_EVENT_TABLE()
 
 wxApp::wxApp()
 {
 
 wxApp::wxApp()
 {

-    wxTheApp = this;
-
-    m_topWindow = (wxWindow *) NULL;
-    m_exitOnFrameDelete = TRUE;
+    m_initialized = FALSE;
+#ifdef __WXDEBUG__
+    m_isInAssert = FALSE;
+#endif // __WXDEBUG__

 
 

-    m_idleTag = gtk_idle_add( wxapp_idle_callback, (gpointer) NULL );
+    m_idleTag = 0;
+    wxapp_install_idle_handler();

 
 #if wxUSE_THREADS
 
 #if wxUSE_THREADS

-    m_wakeUpTimerTag = 0;
-    wxapp_install_thread_wakeup();
+    g_main_set_poll_func( wxapp_poll_func );

 #endif
 
     m_colorCube = (unsigned char*) NULL;
 #endif
 
     m_colorCube = (unsigned char*) NULL;

+
+    // this is NULL for a "regular" wxApp, but is set (and freed) by a wxGLApp
+    m_glVisualInfo = (void *) NULL;

 }
 
 wxApp::~wxApp()
 {
     if (m_idleTag) gtk_idle_remove( m_idleTag );
 
 }
 
 wxApp::~wxApp()
 {
     if (m_idleTag) gtk_idle_remove( m_idleTag );
 

-#if wxUSE_THREADS
-    wxapp_uninstall_thread_wakeup();
-#endif
-

     if (m_colorCube) free(m_colorCube);
 }
 
 bool wxApp::OnInitGui()
 {
     if (m_colorCube) free(m_colorCube);
 }
 
 bool wxApp::OnInitGui()
 {

+    if ( !wxAppBase::OnInitGui() )
+        return FALSE;
+

     GdkVisual *visual = gdk_visual_get_system();
 
     GdkVisual *visual = gdk_visual_get_system();
 

-    /* 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 this is a wxGLApp (derived from wxApp), and we've already
+    // chosen a specific visual, then derive the GdkVisual from that
+    if (m_glVisualInfo != NULL)

     {
     {

-        GdkVisual* vis = gdk_visual_get_best();
+#ifdef __WXGTK20__
+        // seems gtk_widget_set_default_visual no longer exists?
+        GdkVisual* vis = gtk_widget_get_default_visual();
+#else
+        GdkVisual* vis = gdkx_visual_get(
+            ((XVisualInfo *) m_glVisualInfo) ->visualid );

         gtk_widget_set_default_visual( vis );
         gtk_widget_set_default_visual( vis );

+#endif

 
         GdkColormap *colormap = gdk_colormap_new( vis, FALSE );
         gtk_widget_set_default_colormap( colormap );
 
         visual = vis;
     }
 
         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;

 
 

-        /* 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... */
+    // On some machines, the default visual is just 256 colours, so
+    // we make sure we get the best. This can sometimes be wasteful.

 
 

-        /*
-        GdkColormap *cmap = gdk_colormap_new( gdk_visual_get_system(), TRUE );
+    else
+    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

 
 

-        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;
+        GdkColormap *colormap = gdk_colormap_new( vis, FALSE );
+        gtk_widget_set_default_colormap( colormap );

 
 

-            gdk_color_alloc( cmap, &col );
-        }
+        visual = vis;
+    }

 
 

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

 
 

-    /* initialize color cube for 8-bit color reduction dithering */
+    // initialize color cube for 8-bit color reduction dithering

 
     GdkColormap *cmap = gtk_widget_get_default_colormap();
 
 
     GdkColormap *cmap = gtk_widget_get_default_colormap();
 


@@ -405,16 +432,11 @@ bool wxApp::OnInitGui()
                 }
                 else
                 {
                 }
                 else
                 {

-#if (GTK_MINOR_VERSION > 0)
-                    /* assume 8-bit true or static colors. this really
-                       exists. */
+                    // assume 8-bit true or static colors. this really exists

                     GdkVisual* vis = gdk_colormap_get_visual( cmap );
                     index = (r >> (5 - vis->red_prec)) << vis->red_shift;
                     index |= (g >> (5 - vis->green_prec)) << vis->green_shift;
                     index |= (b >> (5 - vis->blue_prec)) << vis->blue_shift;
                     GdkVisual* vis = gdk_colormap_get_visual( cmap );
                     index = (r >> (5 - vis->red_prec)) << vis->red_shift;
                     index |= (g >> (5 - vis->green_prec)) << vis->green_shift;
                     index |= (b >> (5 - vis->blue_prec)) << vis->blue_shift;

-#else
-                    wxFAIL_MSG( wxT("Unsupported graphics hardware") );
-#endif

                 }
                 m_colorCube[ (r*1024) + (g*32) + b ] = index;
             }
                 }
                 m_colorCube[ (r*1024) + (g*32) + b ] = index;
             }


@@ -424,6 +446,20 @@ bool wxApp::OnInitGui()
     return TRUE;
 }
 
     return TRUE;
 }
 

+GdkVisual *wxApp::GetGdkVisual()
+{
+    GdkVisual *visual = NULL;
+
+    if (m_glVisualInfo)
+        visual = gdkx_visual_get( ((XVisualInfo *) m_glVisualInfo)->visualid );
+    else
+        visual = gdk_window_get_visual( wxGetRootWindow()->window );
+
+    wxASSERT( visual );
+
+    return visual;
+}
+

 bool wxApp::ProcessIdle()
 {
     wxIdleEvent event;
 bool wxApp::ProcessIdle()
 {
     wxIdleEvent event;


@@ -437,27 +473,20 @@ void wxApp::OnIdle( wxIdleEvent &event )
 {
     static bool s_inOnIdle = FALSE;
 
 {
     static bool s_inOnIdle = FALSE;
 

-    /* Avoid recursion (via ProcessEvent default case) */
+    // Avoid recursion (via ProcessEvent default case)

     if (s_inOnIdle)
         return;
 
     s_inOnIdle = TRUE;
 
     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();
 
     ProcessPendingEvents();
 

-    /* 'Garbage' collection of windows deleted with Close(). */
+    // 'Garbage' collection of windows deleted with Close()

     DeletePendingObjects();
 
     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 */
+    // Send OnIdle events to all windows

     bool needMore = SendIdleEvents();
 
     if (needMore)
     bool needMore = SendIdleEvents();
 
     if (needMore)


@@ -476,12 +505,37 @@ bool wxApp::SendIdleEvents()
         wxWindow* win = node->GetData();
         if (SendIdleEvents(win))
             needMore = TRUE;
         wxWindow* win = node->GetData();
         if (SendIdleEvents(win))
             needMore = TRUE;

+

         node = node->GetNext();
     }
 
         node = node->GetNext();
     }
 

+    node = wxTopLevelWindows.GetFirst();
+    while (node)
+    {
+        wxWindow* win = node->GetData();
+        CallInternalIdle( win );
+
+        node = node->GetNext();
+    }

     return needMore;
 }
 
     return needMore;
 }
 

+bool wxApp::CallInternalIdle( wxWindow* win )
+{
+    win->OnInternalIdle();
+
+    wxNode* node = win->GetChildren().First();
+    while (node)
+    {
+        wxWindow* win = (wxWindow*) node->Data();
+        CallInternalIdle( win );
+
+        node = node->Next();
+    }
+
+    return TRUE;
+}
+

 bool wxApp::SendIdleEvents( wxWindow* win )
 {
     bool needMore = FALSE;
 bool wxApp::SendIdleEvents( wxWindow* win )
 {
     bool needMore = FALSE;


@@ -489,9 +543,7 @@ bool wxApp::SendIdleEvents( wxWindow* win )
     wxIdleEvent event;
     event.SetEventObject(win);
 
     wxIdleEvent event;
     event.SetEventObject(win);
 

-    win->ProcessEvent(event);
-
-    win->OnInternalIdle();
+    win->GetEventHandler()->ProcessEvent(event);

 
     if (event.MoreRequested())
         needMore = TRUE;
 
     if (event.MoreRequested())
         needMore = TRUE;


@@ -505,7 +557,8 @@ bool wxApp::SendIdleEvents( wxWindow* win )
 
         node = node->Next();
     }
 
         node = node->Next();
     }

-    return needMore ;
+
+    return needMore;

 }
 
 int wxApp::MainLoop()
 }
 
 int wxApp::MainLoop()


@@ -516,7 +569,8 @@ int wxApp::MainLoop()
 
 void wxApp::ExitMainLoop()
 {
 
 void wxApp::ExitMainLoop()
 {

-    gtk_main_quit();
+    if (gtk_main_level() > 0)
+        gtk_main_quit();

 }
 
 bool wxApp::Initialized()
 }
 
 bool wxApp::Initialized()


@@ -552,11 +606,11 @@ void wxApp::DeletePendingObjects()
 
 bool wxApp::Initialize()
 {
 
 bool wxApp::Initialize()
 {

-    wxBuffer = new wxChar[BUFSIZ + 512];
-

     wxClassInfo::InitializeClasses();
 
     wxClassInfo::InitializeClasses();
 

-    wxSystemSettings::Init();
+#if wxUSE_INTL
+    wxFont::SetDefaultEncoding(wxLocale::GetSystemEncoding());
+#endif

 
     // 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.
 
     // 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.


@@ -565,11 +619,6 @@ 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();
 


@@ -577,8 +626,6 @@ bool wxApp::Initialize()
     wxInitializeStockObjects();
 
 #if wxUSE_WX_RESOURCES
     wxInitializeStockObjects();
 
 #if wxUSE_WX_RESOURCES

-    wxTheResourceCache = new wxResourceCache( wxKEY_STRING );
-

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


@@ -593,24 +640,12 @@ 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
 
     wxCleanUpResourceSystem();
 #endif
 

-    if (wxTheColourDatabase)
-        delete wxTheColourDatabase;
+    delete wxTheColourDatabase;

     wxTheColourDatabase = (wxColourDatabase*) NULL;
 
     wxTheColourDatabase = (wxColourDatabase*) NULL;
 

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

     wxDeleteStockObjects();
 
     wxDeleteStockLists();
     wxDeleteStockObjects();
 
     wxDeleteStockLists();


@@ -618,22 +653,16 @@ void wxApp::CleanUp()
     delete wxTheApp;
     wxTheApp = (wxApp*) NULL;
 
     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
 
 #if wxUSE_THREADS
     delete wxPendingEvents;
     delete wxPendingEventsLocker;
 #endif
 

-    wxSystemSettings::Done();
-
-    delete[] wxBuffer;
-
-    wxClassInfo::CleanUpClasses();
-

     // check for memory leaks
 #if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT
     // 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();
     {
         wxLogDebug(wxT("There were memory leaks.\n"));
         wxDebugContext::Dump();


@@ -655,22 +684,102 @@ void wxApp::CleanUp()
 // wxEntry
 //-----------------------------------------------------------------------------
 
 // wxEntry
 //-----------------------------------------------------------------------------
 

-int wxEntry( int argc, char *argv[] )
+// NB: argc and argv may be changed here, pass by reference!
+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();
 
     gtk_set_locale();
 

+    // We should have the wxUSE_WCHAR_T test on the _outside_

 #if wxUSE_WCHAR_T
 #if wxUSE_WCHAR_T

+#if defined(__WXGTK20__)
+    // gtk+ 2.0 supports Unicode through UTF-8 strings
+    wxConvCurrent = &wxConvUTF8;
+#else

     if (!wxOKlibc()) wxConvCurrent = &wxConvLocal;
     if (!wxOKlibc()) wxConvCurrent = &wxConvLocal;

+#endif

 #else
     if (!wxOKlibc()) wxConvCurrent = (wxMBConv*) NULL;
 #endif
 
 #else
     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;

+    }
+
+    return 0;
+}
+
+
+int wxEntryInitGui()
+{
+    int retValue = 0;
+
+    if ( !wxTheApp->OnInitGui() )
+        retValue = -1;
+
+    wxGetRootWindow();
+
+    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)
     {
 
     if (!wxTheApp)
     {


@@ -690,9 +799,10 @@ 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


@@ -703,10 +813,8 @@ int wxEntry( int argc, char *argv[] )
     wxStripExtension( name );
     wxTheApp->SetAppName( name );
 
     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().
 
     // Here frames insert themselves automatically into wxTopLevelWindows by
     // getting created in OnInit().


@@ -718,80 +826,44 @@ int wxEntry( int argc, char *argv[] )
 
     if ( retValue == 0 )
     {
 
     if ( retValue == 0 )
     {

-        /* delete pending toplevel windows (typically a single
-           dialog) so that, if there isn't any left, we don't
-           call OnRun() */
+        // Delete pending toplevel windows

         wxTheApp->DeletePendingObjects();
 
         wxTheApp->DeletePendingObjects();
 

-        wxTheApp->m_initialized = wxTopLevelWindows.GetCount() != 0;
+        // When is the app not initialized ?
+        wxTheApp->m_initialized = TRUE;

 
         if (wxTheApp->Initialized())
         {
 
         if (wxTheApp->Initialized())
         {

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

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

+
+            // Delete all pending windows if any
+            wxTheApp->DeletePendingObjects();
+
+            // Reset top window

             if (topWindow)
             if (topWindow)

-            {
-                /* Forcibly delete the window. */
-                if (topWindow->IsKindOf(CLASSINFO(wxFrame)) ||
-                    topWindow->IsKindOf(CLASSINFO(wxDialog)) )
-                {
-                    topWindow->Close( TRUE );
-                    wxTheApp->DeletePendingObjects();
-                }
-                else
-                {
-                    delete topWindow;
-                    wxTheApp->SetTopWindow( (wxWindow*) NULL );
-                }
-            }
-            wxTheApp->OnExit();
+                wxTheApp->SetTopWindow( (wxWindow*) NULL );
+
+            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;
 }
 
 
     return retValue;
 }
 

-#include "wx/gtk/info.xpm"
-#include "wx/gtk/error.xpm"
-#include "wx/gtk/question.xpm"
-#include "wx/gtk/warning.xpm"
+#ifdef __WXDEBUG__

 
 

-wxIcon
-wxApp::GetStdIcon(int which) const
+void wxApp::OnAssert(const wxChar *file, int line, const wxChar* cond, const wxChar *msg)

 {
 {

-    switch(which)
-    {
-        case wxICON_INFORMATION:
-            return wxIcon(info_xpm);
+    m_isInAssert = TRUE;

 
 

-        case wxICON_QUESTION:
-            return wxIcon(question_xpm);
+    wxAppBase::OnAssert(file, line, cond, msg);

 
 

-        case wxICON_EXCLAMATION:
-            return wxIcon(warning_xpm);
+    m_isInAssert = FALSE;
+}

 
 

-        default:
-            wxFAIL_MSG(wxT("requested non existent standard icon"));
-            // still fall through
+#endif // __WXDEBUG__

 
 

-        case wxICON_HAND:
-            return wxIcon(error_xpm);
-    }
-}