X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/655719367ac5e131d9642e5783f3ecf64d1a3385..033a5ff5c71ee7e787a3bc7e9be55ca0f5d80fa1:/src/x11/app.cpp

diff --git a/src/x11/app.cpp b/src/x11/app.cpp
index db8aaf22c3..775f77de6b 100644
--- a/src/x11/app.cpp
+++ b/src/x11/app.cpp
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        app.cpp
+// Name:        src/x11/app.cpp
 // Purpose:     wxApp
 // Author:      Julian Smart
 // Modified by:
@@ -9,28 +9,31 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-    #pragma implementation "app.h"
-#endif
+// for compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
 
-#include "wx/frame.h"
 #include "wx/app.h"
-#include "wx/utils.h"
-#include "wx/gdicmn.h"
-#include "wx/icon.h"
-#include "wx/dialog.h"
-#include "wx/log.h"
-#include "wx/module.h"
-#include "wx/memory.h"
-#include "wx/log.h"
-#include "wx/intl.h"
+
+#ifndef WX_PRECOMP
+    #include "wx/hash.h"
+    #include "wx/intl.h"
+    #include "wx/log.h"
+    #include "wx/utils.h"
+    #include "wx/frame.h"
+    #include "wx/icon.h"
+    #include "wx/dialog.h"
+    #include "wx/memory.h"
+    #include "wx/gdicmn.h"
+    #include "wx/module.h"
+    #include "wx/crt.h"
+#endif
+
 #include "wx/evtloop.h"
-#include "wx/timer.h"
 #include "wx/filename.h"
-#include "wx/hash.h"
 
 #include "wx/univ/theme.h"
 #include "wx/univ/renderer.h"
+#include "wx/generic/private/timer.h"
 
 #if wxUSE_THREADS
     #include "wx/thread.h"
@@ -44,12 +47,10 @@
 //   global data
 //------------------------------------------------------------------------
 
-extern wxList wxPendingDelete;
-
-wxHashTable *wxWidgetHashTable = NULL;
-wxHashTable *wxClientWidgetHashTable = NULL;
+wxWindowHash *wxWidgetHashTable = NULL;
+wxWindowHash *wxClientWidgetHashTable = NULL;
 
-static bool g_showIconic = FALSE;
+static bool g_showIconic = false;
 static wxSize g_initialSize = wxDefaultSize;
 
 // This is required for wxFocusEvent::SetWindow(). It will only
@@ -63,7 +64,6 @@ static wxWindow *g_prevFocus = NULL;
 //   X11 error handling
 //------------------------------------------------------------------------
 
-#ifdef __WXDEBUG__
 typedef int (*XErrorHandlerFunc)(Display *, XErrorEvent *);
 
 XErrorHandlerFunc gs_pfnXErrorHandler = 0;
@@ -76,123 +76,107 @@ static int wxXErrorHandler(Display *dpy, XErrorEvent *xevent)
     else
         return 0;
 }
-#endif // __WXDEBUG__
 
 //------------------------------------------------------------------------
 //   wxApp
 //------------------------------------------------------------------------
 
 long wxApp::sm_lastMessageTime = 0;
-WXDisplay *wxApp::ms_display = NULL;
 
 IMPLEMENT_DYNAMIC_CLASS(wxApp, wxEvtHandler)
 
-BEGIN_EVENT_TABLE(wxApp, wxEvtHandler)
-    EVT_IDLE(wxAppBase::OnIdle)
-END_EVENT_TABLE()
-
-bool wxApp::Initialize(int& argc, wxChar **argv)
+bool wxApp::Initialize(int& argC, wxChar **argV)
 {
-#if defined(__WXDEBUG__) && !wxUSE_NANOX
+#if !wxUSE_NANOX
     // install the X error handler
     gs_pfnXErrorHandler = XSetErrorHandler( wxXErrorHandler );
-#endif // __WXDEBUG__
+#endif
 
     wxString displayName;
-    bool syncDisplay = FALSE;
+    bool syncDisplay = false;
 
-    int argcOrig = argc;
-    for ( int i = 0; i < argcOrig; i++ )
+    int argCOrig = argC;
+    for ( int i = 0; i < argCOrig; i++ )
     {
-        if (wxStrcmp( argv[i], _T("-display") ) == 0)
+        if (wxStrcmp( argV[i], wxT("-display") ) == 0)
         {
-            if (i < (argc - 1))
+            if (i < (argCOrig - 1))
             {
-                argv[i++] = NULL;
+                argV[i++] = NULL;
 
-                displayName = argv[i];
+                displayName = argV[i];
 
-                argv[i] = NULL;
-                argc -= 2;
+                argV[i] = NULL;
+                argC -= 2;
             }
         }
-        else if (wxStrcmp( argv[i], _T("-geometry") ) == 0)
+        else if (wxStrcmp( argV[i], wxT("-geometry") ) == 0)
         {
-            if (i < (argc - 1))
+            if (i < (argCOrig - 1))
             {
-                argv[i++] = NULL;
+                argV[i++] = NULL;
 
                 int w, h;
-                if (wxSscanf(argv[i], _T("%dx%d"), &w, &h) != 2)
+                if (wxSscanf(argV[i], wxT("%dx%d"), &w, &h) != 2)
                 {
                     wxLogError( _("Invalid geometry specification '%s'"),
-                                wxString(argv[i]).c_str() );
+                                wxString(argV[i]).c_str() );
                 }
                 else
                 {
                     g_initialSize = wxSize(w, h);
                 }
 
-                argv[i] = NULL;
-                argc -= 2;
+                argV[i] = NULL;
+                argC -= 2;
             }
         }
-        else if (wxStrcmp( argv[i], _T("-sync") ) == 0)
+        else if (wxStrcmp( argV[i], wxT("-sync") ) == 0)
         {
-            syncDisplay = TRUE;
+            syncDisplay = true;
 
-            argv[i] = NULL;
-            argc--;
+            argV[i] = NULL;
+            argC--;
         }
-        else if (wxStrcmp( argv[i], _T("-iconic") ) == 0)
+        else if (wxStrcmp( argV[i], wxT("-iconic") ) == 0)
         {
-            g_showIconic = TRUE;
+            g_showIconic = true;
 
-            argv[i] = NULL;
-            argc--;
+            argV[i] = NULL;
+            argC--;
         }
     }
 
-    if ( argc != argcOrig )
+    if ( argC != argCOrig )
     {
-        // remove the argumens we consumed
-        for ( int i = 0; i < argc; i++ )
+        // remove the arguments we consumed
+        for ( int i = 0; i < argC; i++ )
         {
-            while ( !argv[i] )
+            while ( !argV[i] )
             {
-                memmove(argv + i, argv + i + 1, argcOrig - i);
+                memmove(argV + i, argV + i + 1, (argCOrig - i)*sizeof(wxChar *));
             }
         }
     }
 
-    // X11 display stuff
-    Display *xdisplay;
-    if ( displayName.empty() )
-        xdisplay = XOpenDisplay( NULL );
-    else
-        xdisplay = XOpenDisplay( displayName.ToAscii() );
-    if (!xdisplay)
+    // open and set up the X11 display
+    if ( !wxSetDisplay(displayName) )
     {
-        wxLogError( _("wxWidgets could not open display. Exiting.") );
+        wxLogError(_("wxWidgets could not open display. Exiting."));
         return false;
     }
 
+    Display *dpy = wxGlobalDisplay();
     if (syncDisplay)
-        XSynchronize(xdisplay, True);
+        XSynchronize(dpy, True);
 
-    ms_display = (WXDisplay*) xdisplay;
+    XSelectInput(dpy, XDefaultRootWindow(dpy), PropertyChangeMask);
 
-    XSelectInput( xdisplay, XDefaultRootWindow(xdisplay), PropertyChangeMask);
+    wxSetDetectableAutoRepeat( true );
 
-    // Misc.
-    wxSetDetectableAutoRepeat( TRUE );
-
-    if ( !wxAppBase::Initialize(argc, argv) )
-    {
-        XCloseDisplay(xdisplay);
 
+    if ( !wxAppBase::Initialize(argC, argV) )
         return false;
-    }
 
 #if wxUSE_UNICODE
     // Glib's type system required by Pango
@@ -203,32 +187,26 @@ bool wxApp::Initialize(int& argc, wxChar **argv)
     wxFont::SetDefaultEncoding(wxLocale::GetSystemEncoding());
 #endif
 
-    wxWidgetHashTable = new wxHashTable(wxKEY_INTEGER);
-    wxClientWidgetHashTable = new wxHashTable(wxKEY_INTEGER);
+    wxWidgetHashTable = new wxWindowHash;
+    wxClientWidgetHashTable = new wxWindowHash;
 
     return true;
 }
 
 void wxApp::CleanUp()
 {
-    delete wxWidgetHashTable;
-    wxWidgetHashTable = NULL;
-    delete wxClientWidgetHashTable;
-    wxClientWidgetHashTable = NULL;
+    wxDELETE(wxWidgetHashTable);
+    wxDELETE(wxClientWidgetHashTable);
 
     wxAppBase::CleanUp();
 }
 
 wxApp::wxApp()
 {
-    // TODO: parse the command line
-    argc = 0;
-    argv = NULL;
-
-    m_mainColormap = (WXColormap) NULL;
-    m_topLevelWidget = (WXWindow) NULL;
+    m_mainColormap = NULL;
+    m_topLevelWidget = NULL;
     m_maxRequestSize = 0;
-    m_showIconic = FALSE;
+    m_showIconic = false;
     m_initialSize = wxDefaultSize;
 
 #if !wxUSE_NANOX
@@ -244,6 +222,7 @@ wxApp::~wxApp()
 }
 
 #if !wxUSE_NANOX
+
 //-----------------------------------------------------------------------
 // X11 predicate function for exposure compression
 //-----------------------------------------------------------------------
@@ -254,7 +233,8 @@ struct wxExposeInfo
     Bool found_non_matching;
 };
 
-static Bool expose_predicate (Display *display, XEvent *xevent, XPointer arg)
+extern "C"
+Bool wxX11ExposePredicate (Display *WXUNUSED(display), XEvent *xevent, XPointer arg)
 {
     wxExposeInfo *info = (wxExposeInfo*) arg;
 
@@ -263,23 +243,23 @@ static Bool expose_predicate (Display *display, XEvent *xevent, XPointer arg)
 
     if (xevent->xany.type != Expose)
     {
-        info->found_non_matching = TRUE;
+        info->found_non_matching = true;
         return FALSE;
     }
 
     if (xevent->xexpose.window != info->window)
     {
-        info->found_non_matching = TRUE;
+        info->found_non_matching = true;
         return FALSE;
     }
 
     return TRUE;
 }
-#endif
-    // wxUSE_NANOX
+
+#endif // wxUSE_NANOX
 
 //-----------------------------------------------------------------------
-// Processes an X event, returning TRUE if the event was processed.
+// Processes an X event, returning true if the event was processed.
 //-----------------------------------------------------------------------
 
 bool wxApp::ProcessXEvent(WXEvent* _event)
@@ -305,12 +285,9 @@ bool wxApp::ProcessXEvent(WXEvent* _event)
         win = wxGetClientWindowFromTable(window);
         if (!win)
 #endif
-            return FALSE;
+            return false;
     }
 
-#ifdef __WXDEBUG__
-    wxString windowClass = win->GetClassInfo()->GetClassName();
-#endif
 
     switch (event->type)
     {
@@ -322,8 +299,8 @@ bool wxApp::ProcessXEvent(WXEvent* _event)
                 XEvent tmp_event;
                 wxExposeInfo info;
                 info.window = event->xexpose.window;
-                info.found_non_matching = FALSE;
-                while (XCheckIfEvent( wxGlobalDisplay(), &tmp_event, expose_predicate, (XPointer) &info ))
+                info.found_non_matching = false;
+                while (XCheckIfEvent( wxGlobalDisplay(), &tmp_event, wxX11ExposePredicate, (XPointer) &info ))
                 {
                     // Don't worry about optimizing redrawing the border etc.
                 }
@@ -341,8 +318,8 @@ bool wxApp::ProcessXEvent(WXEvent* _event)
                 XEvent tmp_event;
                 wxExposeInfo info;
                 info.window = event->xexpose.window;
-                info.found_non_matching = FALSE;
-                while (XCheckIfEvent( wxGlobalDisplay(), &tmp_event, expose_predicate, (XPointer) &info ))
+                info.found_non_matching = false;
+                while (XCheckIfEvent( wxGlobalDisplay(), &tmp_event, wxX11ExposePredicate, (XPointer) &info ))
                 {
                     win->GetUpdateRegion().Union( tmp_event.xexpose.x, tmp_event.xexpose.y,
                                                   tmp_event.xexpose.width, tmp_event.xexpose.height );
@@ -359,7 +336,7 @@ bool wxApp::ProcessXEvent(WXEvent* _event)
 
                 // If we only have one X11 window, always indicate
                 // that borders might have to be redrawn.
-                if (win->GetMainWindow() == win->GetClientAreaWindow())
+                if (win->X11GetMainWindow() == win->GetClientAreaWindow())
                     win->NeedUpdateNcAreaInIdle();
 
                 // Only erase background, paint in idle time.
@@ -369,13 +346,13 @@ bool wxApp::ProcessXEvent(WXEvent* _event)
                 //win->Update();
             }
 
-            return TRUE;
+            return true;
         }
 
 #if !wxUSE_NANOX
         case GraphicsExpose:
         {
-            wxLogTrace( _T("expose"), _T("GraphicsExpose from %s"), win->GetName().c_str());
+            wxLogTrace( wxT("expose"), wxT("GraphicsExpose from %s"), win->GetName().c_str());
 
             win->GetUpdateRegion().Union( event->xgraphicsexpose.x, event->xgraphicsexpose.y,
                                           event->xgraphicsexpose.width, event->xgraphicsexpose.height);
@@ -390,14 +367,14 @@ bool wxApp::ProcessXEvent(WXEvent* _event)
                 // win->Update();
             }
 
-            return TRUE;
+            return true;
         }
 #endif
 
         case KeyPress:
         {
             if (!win->IsEnabled())
-                return FALSE;
+                return false;
 
             wxKeyEvent keyEvent(wxEVT_KEY_DOWN);
             wxTranslateKeyEvent(keyEvent, win, window, event);
@@ -405,15 +382,15 @@ bool wxApp::ProcessXEvent(WXEvent* _event)
             // wxLogDebug( "OnKey from %s", win->GetName().c_str() );
 
             // We didn't process wxEVT_KEY_DOWN, so send wxEVT_CHAR
-            if (win->GetEventHandler()->ProcessEvent( keyEvent ))
-                return TRUE;
+            if (win->HandleWindowEvent( keyEvent ))
+                return true;
 
             keyEvent.SetEventType(wxEVT_CHAR);
             // Do the translation again, retaining the ASCII
             // code.
-            wxTranslateKeyEvent(keyEvent, win, window, event, TRUE);
-            if (win->GetEventHandler()->ProcessEvent( keyEvent ))
-                return TRUE;
+            if (wxTranslateKeyEvent(keyEvent, win, window, event, true) &&
+                win->HandleWindowEvent( keyEvent ))
+                return true;
 
             if ( (keyEvent.m_keyCode == WXK_TAB) &&
                  win->GetParent() && (win->GetParent()->HasFlag( wxTAB_TRAVERSAL)) )
@@ -425,20 +402,20 @@ bool wxApp::ProcessXEvent(WXEvent* _event)
                 /* CTRL-TAB changes the (parent) window, i.e. switch notebook page */
                 new_event.SetWindowChange( keyEvent.ControlDown() );
                 new_event.SetCurrentFocus( win );
-                return win->GetParent()->GetEventHandler()->ProcessEvent( new_event );
+                return win->GetParent()->HandleWindowEvent( new_event );
             }
 
-            return FALSE;
+            return false;
         }
         case KeyRelease:
         {
             if (!win->IsEnabled())
-                return FALSE;
+                return false;
 
             wxKeyEvent keyEvent(wxEVT_KEY_UP);
             wxTranslateKeyEvent(keyEvent, win, window, event);
 
-            return win->GetEventHandler()->ProcessEvent( keyEvent );
+            return win->HandleWindowEvent( keyEvent );
         }
         case ConfigureNotify:
         {
@@ -446,16 +423,15 @@ bool wxApp::ProcessXEvent(WXEvent* _event)
             if (event->update.utype == GR_UPDATE_SIZE)
 #endif
             {
-                if (win->IsTopLevel())
+                wxTopLevelWindow *tlw = wxDynamicCast(win, wxTopLevelWindow);
+                if ( tlw )
                 {
-                    wxTopLevelWindow *tlw = (wxTopLevelWindow*) win;
                     tlw->SetConfigureGeometry( XConfigureEventGetX(event), XConfigureEventGetY(event),
                         XConfigureEventGetWidth(event), XConfigureEventGetHeight(event) );
                 }
 
-                if (win->IsTopLevel() && win->IsShown())
+                if ( tlw && tlw->IsShown() )
                 {
-                    wxTopLevelWindowX11 *tlw = (wxTopLevelWindowX11 *) win;
                     tlw->SetNeedResizeInIdle();
                 }
                 else
@@ -463,22 +439,19 @@ bool wxApp::ProcessXEvent(WXEvent* _event)
                     wxSizeEvent sizeEvent( wxSize(XConfigureEventGetWidth(event), XConfigureEventGetHeight(event)), win->GetId() );
                     sizeEvent.SetEventObject( win );
 
-                    return win->GetEventHandler()->ProcessEvent( sizeEvent );
+                    return win->HandleWindowEvent( sizeEvent );
                 }
             }
-            return FALSE;
-            break;
+            return false;
         }
 #if !wxUSE_NANOX
         case PropertyNotify:
-        {
-            //wxLogDebug("PropertyNotify: %s", windowClass.c_str());
             return HandlePropertyChange(_event);
-        }
+
         case ClientMessage:
         {
             if (!win->IsEnabled())
-                return FALSE;
+                return false;
 
             Atom wm_delete_window = XInternAtom(wxGlobalDisplay(), "WM_DELETE_WINDOW", True);
             Atom wm_protocols = XInternAtom(wxGlobalDisplay(), "WM_PROTOCOLS", True);
@@ -487,11 +460,11 @@ bool wxApp::ProcessXEvent(WXEvent* _event)
             {
                 if ((Atom) (event->xclient.data.l[0]) == wm_delete_window)
                 {
-                    win->Close(FALSE);
-                    return TRUE;
+                    win->Close(false);
+                    return true;
                 }
             }
-            return FALSE;
+            return false;
         }
 #if 0
         case DestroyNotify:
@@ -524,7 +497,7 @@ bool wxApp::ProcessXEvent(WXEvent* _event)
             wxSizeEvent sizeEvent(sz, win->GetId());
             sizeEvent.SetEventObject(win);
 
-            return win->GetEventHandler()->ProcessEvent( sizeEvent );
+            return win->HandleWindowEvent( sizeEvent );
         }
 #endif
 #endif
@@ -533,10 +506,10 @@ bool wxApp::ProcessXEvent(WXEvent* _event)
         {
             if (win)
             {
-                win->Close(FALSE);
-                return TRUE;
+                win->Close(false);
+                return true;
             }
-            return FALSE;
+            return false;
             break;
         }
 #endif
@@ -547,7 +520,7 @@ bool wxApp::ProcessXEvent(WXEvent* _event)
         case MotionNotify:
         {
             if (!win->IsEnabled())
-                return FALSE;
+                return false;
 
             // Here we check if the top level window is
             // disabled, which is one aspect of modality.
@@ -555,18 +528,18 @@ bool wxApp::ProcessXEvent(WXEvent* _event)
             while (tlw && !tlw->IsTopLevel())
                 tlw = tlw->GetParent();
             if (tlw && !tlw->IsEnabled())
-                return FALSE;
+                return false;
 
             if (event->type == ButtonPress)
             {
-                if ((win != wxWindow::FindFocus()) && win->AcceptsFocus())
+                if ((win != wxWindow::FindFocus()) && win->CanAcceptFocus())
                 {
                     // This might actually be done in wxWindow::SetFocus()
                     // and not here. TODO.
                     g_prevFocus = wxWindow::FindFocus();
                     g_nextFocus = win;
 
-                    wxLogTrace( _T("focus"), _T("About to call SetFocus on %s of type %s due to button press"), win->GetName().c_str(), win->GetClassInfo()->GetClassName() );
+                    wxLogTrace( wxT("focus"), wxT("About to call SetFocus on %s of type %s due to button press"), win->GetName().c_str(), win->GetClassInfo()->GetClassName() );
 
                     // Record the fact that this window is
                     // getting the focus, because we'll need to
@@ -584,12 +557,12 @@ bool wxApp::ProcessXEvent(WXEvent* _event)
             {
                 // Throw out NotifyGrab and NotifyUngrab
                 if (event->xcrossing.mode != NotifyNormal)
-                    return FALSE;
+                    return false;
             }
 #endif
             wxMouseEvent wxevent;
             wxTranslateMouseEvent(wxevent, win, window, event);
-            return win->GetEventHandler()->ProcessEvent( wxevent );
+            return win->HandleWindowEvent( wxevent );
         }
         case FocusIn:
 #if !wxUSE_NANOX
@@ -597,7 +570,7 @@ bool wxApp::ProcessXEvent(WXEvent* _event)
                 (event->xfocus.mode == NotifyNormal))
 #endif
             {
-                wxLogTrace( _T("focus"), _T("FocusIn from %s of type %s"), win->GetName().c_str(), win->GetClassInfo()->GetClassName() );
+                wxLogTrace( wxT("focus"), wxT("FocusIn from %s of type %s"), win->GetName().c_str(), win->GetClassInfo()->GetClassName() );
 
                 extern wxWindow* g_GettingFocus;
                 if (g_GettingFocus && g_GettingFocus->GetParent() == win)
@@ -605,8 +578,8 @@ bool wxApp::ProcessXEvent(WXEvent* _event)
                     // Ignore this, this can be a spurious FocusIn
                     // caused by a child having its focus set.
                     g_GettingFocus = NULL;
-                    wxLogTrace( _T("focus"), _T("FocusIn from %s of type %s being deliberately ignored"), win->GetName().c_str(), win->GetClassInfo()->GetClassName() );
-                    return TRUE;
+                    wxLogTrace( wxT("focus"), wxT("FocusIn from %s of type %s being deliberately ignored"), win->GetName().c_str(), win->GetClassInfo()->GetClassName() );
+                    return true;
                 }
                 else
                 {
@@ -615,10 +588,10 @@ bool wxApp::ProcessXEvent(WXEvent* _event)
                     focusEvent.SetWindow( g_prevFocus );
                     g_prevFocus = NULL;
 
-                    return win->GetEventHandler()->ProcessEvent(focusEvent);
+                    return win->HandleWindowEvent(focusEvent);
                 }
             }
-            return FALSE;
+            return false;
 
         case FocusOut:
 #if !wxUSE_NANOX
@@ -626,35 +599,28 @@ bool wxApp::ProcessXEvent(WXEvent* _event)
                 (event->xfocus.mode == NotifyNormal))
 #endif
             {
-                wxLogTrace( _T("focus"), _T("FocusOut from %s of type %s"), win->GetName().c_str(), win->GetClassInfo()->GetClassName() );
+                wxLogTrace( wxT("focus"), wxT("FocusOut from %s of type %s"), win->GetName().c_str(), win->GetClassInfo()->GetClassName() );
 
                 wxFocusEvent focusEvent(wxEVT_KILL_FOCUS, win->GetId());
                 focusEvent.SetEventObject(win);
                 focusEvent.SetWindow( g_nextFocus );
                 g_nextFocus = NULL;
-                return win->GetEventHandler()->ProcessEvent(focusEvent);
+                return win->HandleWindowEvent(focusEvent);
             }
-            return FALSE;
-
-#ifdef __WXDEBUG__
-        default:
-            //wxString eventName = wxGetXEventName(XEvent& event);
-            //wxLogDebug(wxT("Event %s not handled"), eventName.c_str());
-            break;
-#endif // __WXDEBUG__
+            return false;
     }
 
-    return FALSE;
+    return false;
 }
 
 // This should be redefined in a derived class for
 // handling property change events for XAtom IPC.
-bool wxApp::HandlePropertyChange(WXEvent *event)
+bool wxApp::HandlePropertyChange(WXEvent *WXUNUSED(event))
 {
     // by default do nothing special
     // TODO: what to do for X11
     // XtDispatchEvent((XEvent*) event);
-    return FALSE;
+    return false;
 }
 
 void wxApp::WakeUpIdle()
@@ -668,61 +634,69 @@ void wxApp::WakeUpIdle()
 // Create display, and other initialization
 bool wxApp::OnInitGui()
 {
+#if wxUSE_LOG
     // Eventually this line will be removed, but for
     // now we don't want to try popping up a dialog
     // for error messages.
     delete wxLog::SetActiveTarget(new wxLogStderr);
+#endif
 
     if (!wxAppBase::OnInitGui())
-        return FALSE;
+        return false;
 
-    GetMainColormap( wxApp::GetDisplay() );
+    Display *dpy = wxGlobalDisplay();
+    GetMainColormap(dpy);
 
-    m_maxRequestSize = XMaxRequestSize( (Display*) wxApp::GetDisplay() );
+    m_maxRequestSize = XMaxRequestSize(dpy);
 
 #if !wxUSE_NANOX
     m_visualInfo = new wxXVisualInfo;
-    wxFillXVisualInfo( m_visualInfo, (Display*) wxApp::GetDisplay() );
+    wxFillXVisualInfo(m_visualInfo, dpy);
 #endif
 
-    return TRUE;
+    return true;
 }
 
 #if wxUSE_UNICODE
 
 #include <pango/pango.h>
 #include <pango/pangox.h>
-#include <pango/pangoxft.h>
+#ifdef HAVE_PANGO_XFT
+    #include <pango/pangoxft.h>
+#endif
 
 PangoContext* wxApp::GetPangoContext()
 {
-    static PangoContext *ret = NULL;
-    if (ret)
-        return ret;
-
-    Display *xdisplay = (Display*) wxApp::GetDisplay();
-
-#if 1
-    int xscreen = DefaultScreen(xdisplay);
-    static int use_xft = -1;
-    if (use_xft == -1)
+    static PangoContext *s_pangoContext = NULL;
+    if ( !s_pangoContext )
     {
-        wxString val = wxGetenv( L"GDK_USE_XFT" );
-        use_xft = (val == L"1");
-    }
+        Display *dpy = wxGlobalDisplay();
 
-    if (use_xft)
-        ret = pango_xft_get_context( xdisplay, xscreen );
-    else
-#endif
-        ret = pango_x_get_context( xdisplay );
+#ifdef HAVE_PANGO_XFT
+        int xscreen = DefaultScreen(dpy);
+        static int use_xft = -1;
+        if (use_xft == -1)
+        {
+            wxString val = wxGetenv( L"GDK_USE_XFT" );
+            use_xft = val == L"1";
+        }
 
-    if (!PANGO_IS_CONTEXT(ret))
-        wxLogError( wxT("No pango context.") );
+        if (use_xft)
+            s_pangoContext = pango_xft_get_context(dpy, xscreen);
+        else
+#endif // HAVE_PANGO_XFT
+            s_pangoContext = pango_x_get_context(dpy);
 
-    return ret;
+        if (!PANGO_IS_CONTEXT(s_pangoContext))
+        {
+            wxLogError( wxT("No pango context.") );
+        }
+    }
+
+    return s_pangoContext;
 }
-#endif
+
+#endif // wxUSE_UNICODE
 
 WXColormap wxApp::GetMainColormap(WXDisplay* display)
 {
@@ -742,7 +716,7 @@ WXColormap wxApp::GetMainColormap(WXDisplay* display)
 
 Window wxGetWindowParent(Window window)
 {
-    wxASSERT_MSG( window, _T("invalid window") );
+    wxASSERT_MSG( window, wxT("invalid window") );
 
     return (Window) 0;
 
@@ -779,78 +753,3 @@ void wxApp::Exit()
     wxAppConsole::Exit();
 }
 
-// Yield to other processes
-
-bool wxApp::Yield(bool onlyIfNeeded)
-{
-    // Sometimes only 2 yields seem
-    // to do the trick, e.g. in the
-    // progress dialog
-    int i;
-    for (i = 0; i < 2; i++)
-    {
-        static bool s_inYield = FALSE;
-
-        if ( s_inYield )
-        {
-            if ( !onlyIfNeeded )
-            {
-                wxFAIL_MSG( wxT("wxYield called recursively" ) );
-            }
-
-            return FALSE;
-        }
-
-        s_inYield = TRUE;
-
-        // Make sure we have an event loop object,
-        // or Pending/Dispatch will fail
-        wxEventLoop* eventLoop = wxEventLoop::GetActive();
-        wxEventLoop* newEventLoop = NULL;
-        if (!eventLoop)
-        {
-            newEventLoop = new wxEventLoop;
-            wxEventLoop::SetActive(newEventLoop);
-        }
-
-        // Call dispatch at least once so that sockets
-        // can be tested
-        wxTheApp->Dispatch();
-
-        while (wxTheApp && wxTheApp->Pending())
-            wxTheApp->Dispatch();
-
-#if wxUSE_TIMER
-        wxTimer::NotifyTimers();
-#endif
-        ProcessIdle();
-
-        if (newEventLoop)
-        {
-            wxEventLoop::SetActive(NULL);
-            delete newEventLoop;
-        }
-
-        s_inYield = FALSE;
-    }
-
-    return TRUE;
-}
-
-#ifdef __WXDEBUG__
-
-void wxApp::OnAssert(const wxChar *file, int line, const wxChar* cond, const wxChar *msg)
-{
-    // While the GUI isn't working that well, just print out the
-    // message.
-#if 1
-    wxAppBase::OnAssert(file, line, cond, msg);
-#else
-    wxString msg2;
-    msg2.Printf("At file %s:%d: %s", file, line, msg);
-    wxLogDebug(msg2);
-#endif
-}
-
-#endif // __WXDEBUG__
-