[ 1216436 ] cleanup 'shadow variable' warnings from gcc in headers.

[wxWidgets.git] / src / motif / dialog.cpp

diff --git a/src/motif/dialog.cpp b/src/motif/dialog.cpp
index 19a321cc023f3e6d532be0ed384c88f3a3ce7a10..84ca36e6db39082941c35c982da5a26393918e9b 100644 (file)
--- a/src/motif/dialog.cpp
+++ b/src/motif/dialog.cpp
@@ -9,10 +9,13 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 

-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)

 #pragma implementation "dialog.h"
 #endif
 
 #pragma implementation "dialog.h"
 #endif
 

+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+

 #ifdef __VMS
 #define XtDisplay XTDISPLAY
 #define XtWindow XTWINDOW
 #ifdef __VMS
 #define XtDisplay XTDISPLAY
 #define XtWindow XTWINDOW


@@ -22,9 +25,9 @@
 
 #include "wx/dialog.h"
 #include "wx/utils.h"
 
 #include "wx/dialog.h"
 #include "wx/utils.h"

-#include "wx/frame.h"

 #include "wx/app.h"
 #include "wx/settings.h"
 #include "wx/app.h"
 #include "wx/settings.h"

+#include "wx/evtloop.h"

 
 #ifdef __VMS__
 #pragma message disable nosimpint
 
 #ifdef __VMS__
 #pragma message disable nosimpint


@@ -54,31 +57,22 @@
 
 #include "wx/motif/private.h"
 
 
 #include "wx/motif/private.h"
 

-static void wxCloseDialogCallback(Widget widget, XtPointer client_data, XmAnyCallbackStruct *cbs);
-static void wxDialogBoxEventHandler (Widget    wid,
-                                     XtPointer client_data,
-                                     XEvent*   event,
-                                     Boolean *continueToDispatch);
-
-static void wxUnmapBulletinBoard(Widget dialog, wxDialog *client,XtPointer call);
-

 // A stack of modal_showing flags, since we can't rely
 // on accessing wxDialog::m_modalShowing within
 // wxDialog::Show in case a callback has deleted the wxDialog.
 // A stack of modal_showing flags, since we can't rely
 // on accessing wxDialog::m_modalShowing within
 // wxDialog::Show in case a callback has deleted the wxDialog.

-static wxList wxModalShowingStack;
+// static wxList wxModalShowingStack;

 
 // Lists to keep track of windows, so we can disable/enable them
 // for modal dialogs
 wxList wxModalDialogs;
 
 // Lists to keep track of windows, so we can disable/enable them
 // for modal dialogs
 wxList wxModalDialogs;

-wxList wxModelessWindows;  // Frames and modeless dialogs
+extern wxList wxModelessWindows;  // Frames and modeless dialogs

 extern wxList wxPendingDelete;
 
 #define wxUSE_INVISIBLE_RESIZE 1
 
 extern wxList wxPendingDelete;
 
 #define wxUSE_INVISIBLE_RESIZE 1
 

-IMPLEMENT_DYNAMIC_CLASS(wxDialog, wxPanel)
+IMPLEMENT_DYNAMIC_CLASS(wxDialog, wxTopLevelWindow)

 
 

-BEGIN_EVENT_TABLE(wxDialog, wxPanel)
-  EVT_SIZE(wxDialog::OnSize)
+BEGIN_EVENT_TABLE(wxDialog, wxTopLevelWindow)

   EVT_BUTTON(wxID_OK, wxDialog::OnOK)
   EVT_BUTTON(wxID_APPLY, wxDialog::OnApply)
   EVT_BUTTON(wxID_CANCEL, wxDialog::OnCancel)
   EVT_BUTTON(wxID_OK, wxDialog::OnOK)
   EVT_BUTTON(wxID_APPLY, wxDialog::OnApply)
   EVT_BUTTON(wxID_CANCEL, wxDialog::OnCancel)


@@ -90,7 +84,8 @@ END_EVENT_TABLE()
 
 wxDialog::wxDialog()
 {
 
 wxDialog::wxDialog()
 {

-    m_modalShowing = FALSE;
+    m_modalShowing = false;
+    m_eventLoop = NULL;

     m_backgroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE);
 }
 
     m_backgroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE);
 }
 


@@ -101,86 +96,27 @@ bool wxDialog::Create(wxWindow *parent, wxWindowID id,
                       long style,
                       const wxString& name)
 {
                       long style,
                       const wxString& name)
 {

-    m_windowStyle = style;
-    m_modalShowing = FALSE;
-    m_dialogTitle = title;
-
-    m_backgroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE);
-    m_foregroundColour = *wxBLACK;
-
-    SetName(name);
-
-    if (!parent)
-        wxTopLevelWindows.Append(this);
-
-    if (parent) parent->AddChild(this);
-
-    if ( id == -1 )
-        m_windowId = (int)NewControlId();
-    else
-        m_windowId = id;
-
-    Widget parentWidget = (Widget) 0;
-    if (parent)
-        parentWidget = (Widget) parent->GetTopWidget();
-    if (!parent)
-        parentWidget = (Widget) wxTheApp->GetTopLevelWidget();
+    SetExtraStyle(GetExtraStyle() | wxTOPLEVEL_EX_DIALOG);

 
 

-    wxASSERT_MSG( (parentWidget != (Widget) 0), "Could not find a suitable parent shell for dialog." );
+    if( !wxTopLevelWindow::Create( parent, id, title, pos, size, style,
+                                   name ) )
+        return false;

 
 

-    Arg args[2];
-    XtSetArg (args[0], XmNdefaultPosition, False);
-    XtSetArg (args[1], XmNautoUnmanage, False);
-    Widget dialogShell = XmCreateBulletinBoardDialog(parentWidget, (char*) (const char*) name, args, 2);
-    m_mainWidget = (WXWidget) dialogShell;
+    m_modalShowing = false;
+    m_eventLoop = NULL;

 
 

-    // We don't want margins, since there is enough elsewhere.
-    XtVaSetValues(dialogShell,
-        XmNmarginHeight,   0,
-        XmNmarginWidth,    0,
-        XmNresizePolicy, XmRESIZE_NONE,
-        NULL) ;
+    m_backgroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE);
+    m_foregroundColour = *wxBLACK;

 
 

+    Widget dialogShell = (Widget) m_mainWidget;

     Widget shell = XtParent(dialogShell) ;
     Widget shell = XtParent(dialogShell) ;

-    if (!title.IsNull())
-    {
-        XmString str = XmStringCreateSimple((char*) (const char*)title);
-        XtVaSetValues(dialogShell,
-            XmNdialogTitle, str,
-            NULL);
-        XmStringFree(str);
-    }

 
 

-    m_font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT);
-    ChangeFont(FALSE);
-
-    wxAddWindowToTable(dialogShell, this);
-
-    // Intercept CLOSE messages from the window manager
-    Atom WM_DELETE_WINDOW = XmInternAtom(XtDisplay(shell), "WM_DELETE_WINDOW", False);
-
-    /* Remove and add WM_DELETE_WINDOW so ours is only handler */
-    /* Why do we have to do this for wxDialog, but not wxFrame? */
-    XmRemoveWMProtocols(shell, &WM_DELETE_WINDOW, 1);
-    XmAddWMProtocols(shell, &WM_DELETE_WINDOW, 1);
-    XmActivateWMProtocol(shell, WM_DELETE_WINDOW);
-
-    // Modified Steve Hammes for Motif 2.0
-#if (XmREVISION > 1 || XmVERSION > 1)
-    XmAddWMProtocolCallback(shell, WM_DELETE_WINDOW, (XtCallbackProc) wxCloseDialogCallback, (XtPointer)this);
-#elif XmREVISION == 1
-    XmAddWMProtocolCallback(shell, WM_DELETE_WINDOW, (XtCallbackProc) wxCloseDialogCallback, (caddr_t)this);
-#else
-    XmAddWMProtocolCallback(shell, WM_DELETE_WINDOW, (void (*)())wxCloseDialogCallback, (caddr_t)this);
-#endif
+    SetTitle( title );

 
 

-    XtTranslations ptr ;
-    XtOverrideTranslations(dialogShell,
-        ptr = XtParseTranslationTable("<Configure>: resize()"));
-    XtFree((char *)ptr);
+    m_font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT);
+    ChangeFont(false);

 
     // Can't remember what this was about... but I think it's necessary.
 
     // Can't remember what this was about... but I think it's necessary.

-

     if (wxUSE_INVISIBLE_RESIZE)
     {
         if (pos.x > -1)
     if (wxUSE_INVISIBLE_RESIZE)
     {
         if (pos.x > -1)


@@ -196,68 +132,75 @@ bool wxDialog::Create(wxWindow *parent, wxWindowID id,
             XtVaSetValues(dialogShell, XmNheight, size.y, NULL);
     }
 
             XtVaSetValues(dialogShell, XmNheight, size.y, NULL);
     }
 

-    // This patch come from Torsten Liermann lier@lier1.muc.de
-    if (XmIsMotifWMRunning(shell))
-    {
-        int decor = 0 ;
-        if (m_windowStyle & wxRESIZE_BORDER)
-            decor |= MWM_DECOR_RESIZEH ;
-        if (m_windowStyle & wxSYSTEM_MENU)
-            decor |= MWM_DECOR_MENU;
-        if ((m_windowStyle & wxCAPTION) ||
-            (m_windowStyle & wxTINY_CAPTION_HORIZ) ||
-            (m_windowStyle & wxTINY_CAPTION_VERT))
-            decor |= MWM_DECOR_TITLE;
-        if (m_windowStyle & wxTHICK_FRAME)
-            decor |= MWM_DECOR_BORDER;
-        if (m_windowStyle & wxMINIMIZE_BOX)
-            decor |= MWM_DECOR_MINIMIZE;
-        if (m_windowStyle & wxMAXIMIZE_BOX)
-            decor |= MWM_DECOR_MAXIMIZE;
-
-        XtVaSetValues(shell,XmNmwmDecorations,decor,NULL) ;
-    }
-    // This allows non-Motif window managers to support at least the
-    // no-decorations case.
-    else
-    {
-        if ((m_windowStyle & wxCAPTION) != wxCAPTION)
-            XtVaSetValues((Widget) shell,XmNoverrideRedirect,TRUE,NULL);
-    }
-
-    XtRealizeWidget(dialogShell);
-
-    XtAddCallback(dialogShell,XmNunmapCallback,
-        (XtCallbackProc)wxUnmapBulletinBoard,this) ;
-

     // Positioning of the dialog doesn't work properly unless the dialog
     // is managed, so we manage without mapping to the screen.
     // To show, we map the shell (actually it's parent).
     if (!wxUSE_INVISIBLE_RESIZE)
     // Positioning of the dialog doesn't work properly unless the dialog
     // is managed, so we manage without mapping to the screen.
     // To show, we map the shell (actually it's parent).
     if (!wxUSE_INVISIBLE_RESIZE)

-        XtVaSetValues(shell, XmNmappedWhenManaged, FALSE, NULL);
+        XtVaSetValues(shell, XmNmappedWhenManaged, False, NULL);

 
     if (!wxUSE_INVISIBLE_RESIZE)
     {
         XtManageChild(dialogShell);
         SetSize(pos.x, pos.y, size.x, size.y);
     }
 
     if (!wxUSE_INVISIBLE_RESIZE)
     {
         XtManageChild(dialogShell);
         SetSize(pos.x, pos.y, size.x, size.y);
     }

-    XtAddEventHandler(dialogShell,ExposureMask,FALSE,
+    XtAddEventHandler(dialogShell,ExposureMask,False,

         wxUniversalRepaintProc, (XtPointer) this);
 
         wxUniversalRepaintProc, (XtPointer) this);
 

-    XtAddEventHandler(dialogShell,
-        ButtonPressMask | ButtonReleaseMask | PointerMotionMask | KeyPressMask,
-        FALSE,
-        wxDialogBoxEventHandler,
-        (XtPointer)this);
-

     ChangeBackgroundColour();
 
     ChangeBackgroundColour();
 

-    return TRUE;
+    return true;
+}
+
+bool wxDialog::DoCreate( wxWindow* parent, wxWindowID id,
+                         const wxString& title,
+                         const wxPoint& pos,
+                         const wxSize& size,
+                         long style,
+                         const wxString& name )
+{
+    Widget parentWidget = (Widget) 0;
+    if( parent )
+        parentWidget = (Widget) parent->GetTopWidget();
+    if( !parent )
+        parentWidget = (Widget) wxTheApp->GetTopLevelWidget();
+
+    wxASSERT_MSG( (parentWidget != (Widget) 0),
+                  "Could not find a suitable parent shell for dialog." );
+
+    Arg args[2];
+    XtSetArg (args[0], XmNdefaultPosition, False);
+    XtSetArg (args[1], XmNautoUnmanage, False);
+    Widget dialogShell =
+        XmCreateBulletinBoardDialog( parentWidget,
+                                     wxConstCast(name.c_str(), char),
+                                     args, 2);
+    m_mainWidget = (WXWidget) dialogShell;
+
+    // We don't want margins, since there is enough elsewhere.
+    XtVaSetValues( dialogShell,
+                   XmNmarginHeight,   0,
+                   XmNmarginWidth,    0,
+                   XmNresizePolicy, XmRESIZE_NONE,
+                   NULL ) ;
+
+    XtTranslations ptr ;
+    XtOverrideTranslations(dialogShell,
+        ptr = XtParseTranslationTable("<Configure>: resize()"));
+    XtFree((char *)ptr);
+
+    XtRealizeWidget(dialogShell);
+
+    wxAddWindowToTable( (Widget)m_mainWidget, this );
+
+    return true;

 }
 
 void wxDialog::SetModal(bool flag)
 {
 }
 
 void wxDialog::SetModal(bool flag)
 {

-    if ( flag )
+#ifdef __VMS
+#pragma message disable codcauunr
+#endif
+   if ( flag )

         m_windowStyle |= wxDIALOG_MODAL ;
     else
         if ( m_windowStyle & wxDIALOG_MODAL )
         m_windowStyle |= wxDIALOG_MODAL ;
     else
         if ( m_windowStyle & wxDIALOG_MODAL )


@@ -266,51 +209,39 @@ void wxDialog::SetModal(bool flag)
         wxModelessWindows.DeleteObject(this);
         if (!flag)
             wxModelessWindows.Append(this);
         wxModelessWindows.DeleteObject(this);
         if (!flag)
             wxModelessWindows.Append(this);

+#ifdef __VMS
+#pragma message enable codcauunr
+#endif

 }
 
 wxDialog::~wxDialog()
 {
 }
 
 wxDialog::~wxDialog()
 {

-    m_isBeingDeleted = TRUE;
-    
-    if (m_mainWidget)
-      XtRemoveEventHandler((Widget) m_mainWidget, ExposureMask, FALSE,
-          wxUniversalRepaintProc, (XtPointer) this);
+    m_isBeingDeleted = true;

 
 

-    m_modalShowing = FALSE;
-    if (!wxUSE_INVISIBLE_RESIZE && m_mainWidget)
+    delete m_eventLoop;
+
+    if (m_mainWidget)

     {
     {

-        XtUnmapWidget((Widget) m_mainWidget);
+        XtRemoveEventHandler((Widget) m_mainWidget, ExposureMask, False,
+                             wxUniversalRepaintProc, (XtPointer) this);

     }
 
     }
 

-    wxTopLevelWindows.DeleteObject(this);
-
-    if ( (GetWindowStyleFlag() & wxDIALOG_MODAL) != wxDIALOG_MODAL )
-        wxModelessWindows.DeleteObject(this);
-
-    // If this is the last top-level window, exit.
-    if (wxTheApp && (wxTopLevelWindows.Number() == 0))
+    m_modalShowing = false;
+    if (!wxUSE_INVISIBLE_RESIZE && m_mainWidget)

     {
     {

-        wxTheApp->SetTopWindow(NULL);
-
-        if (wxTheApp->GetExitOnFrameDelete())
-        {
-            wxTheApp->ExitMainLoop();
-        }
+        XtUnmapWidget((Widget) m_mainWidget);

     }
 
     }
 

-    // This event-flushing code used to be in wxWindow::PostDestroyChildren (wx_dialog.cpp)
-    // but I think this should work, if we destroy the children first.
-    // Note that this might need to be done for wxFrame also.
-    DestroyChildren();
+    PreDestroy();
+    DoDestroy();
+}

 
 

-    // The idea about doing it here is that if you have to remove the
-    // XtDestroyWidget from ~wxWindow, at least top-level windows
-    // will still be deleted (and destroy children implicitly).
-    if (GetMainWidget())
+void wxDialog::DoDestroy()
+{
+    if( m_mainWidget )

     {
     {

-      DetachWidget(GetMainWidget()); // Removes event handlers
-      XtDestroyWidget((Widget) GetMainWidget());
-      SetMainWidget((WXWidget) NULL);
+        wxDeleteWindowFromTable( (Widget)m_mainWidget );
+        XtDestroyWidget( (Widget)m_mainWidget );

     }
 }
 
     }
 }
 


@@ -331,63 +262,6 @@ void wxDialog::OnCharHook(wxKeyEvent& event)
     event.Skip();
 }
 
     event.Skip();
 }
 

-void wxDialog::Iconize(bool WXUNUSED(iconize))
-{
-    // Can't iconize a dialog in Motif, apparently
-    // TODO: try using the parent of m_mainShell.
-    //  XtVaSetValues((Widget) m_mainWidget, XmNiconic, iconize, NULL);
-}
-
-// Default resizing behaviour - if only ONE subwindow,
-// resize to client rectangle size
-void wxDialog::OnSize(wxSizeEvent& WXUNUSED(event))
-{
-    // if we're using constraints - do use them
-#if wxUSE_CONSTRAINTS
-    if ( GetAutoLayout() ) {
-        Layout();
-        return;
-    }
-#endif
-
-    // do we have _exactly_ one child?
-    wxWindow *child = NULL;
-    for ( wxNode *node = GetChildren().First(); node; node = node->Next() )
-    {
-        wxWindow *win = (wxWindow *)node->Data();
-        if ( !win->IsKindOf(CLASSINFO(wxFrame))  &&
-            !win->IsKindOf(CLASSINFO(wxDialog))  )
-        {
-            if ( child )
-                return;     // it's our second subwindow - nothing to do
-            child = win;
-        }
-    }
-
-    if ( child ) {
-        // we have exactly one child - set it's size to fill the whole frame
-        int clientW, clientH;
-        GetClientSize(&clientW, &clientH);
-
-        int x = 0;
-        int y = 0;
-
-        child->SetSize(x, y, clientW, clientH);
-    }
-}
-
-
-bool wxDialog::IsIconized() const
-{
-/*
-Boolean iconic;
-XtVaGetValues((Widget) m_mainWidget, XmNiconic, &iconic, NULL);
-
-  return iconic;
-    */
-    return FALSE;
-}
-

 void wxDialog::DoSetSize(int x, int y, int width, int height, int sizeFlags)
 {
     XtVaSetValues((Widget) m_mainWidget, XmNresizePolicy, XmRESIZE_ANY, NULL);
 void wxDialog::DoSetSize(int x, int y, int width, int height, int sizeFlags)
 {
     XtVaSetValues((Widget) m_mainWidget, XmNresizePolicy, XmRESIZE_ANY, NULL);


@@ -402,60 +276,24 @@ void wxDialog::DoSetClientSize(int width, int height)
 
 void wxDialog::SetTitle(const wxString& title)
 {
 
 void wxDialog::SetTitle(const wxString& title)
 {

-    m_dialogTitle = title;
-    if (!title.IsNull())
-    {
-        XmString str = XmStringCreateSimple((char*) (const char*) title);
-        XtVaSetValues((Widget) m_mainWidget,
-            XmNtitle, (char*) (const char*) title,
-            XmNdialogTitle, str, // Roberto Cocchi
-            XmNiconName, (char*) (const char*) title,
-            NULL);
-        XmStringFree(str);
-    }
-}
+    wxTopLevelWindow::SetTitle( title );

 
 

-wxString wxDialog::GetTitle() const
-{
-    return m_dialogTitle;
-}
-
-void wxDialog::Raise()
-{
-    Window parent_window = XtWindow((Widget) m_mainWidget),
-        next_parent   = XtWindow((Widget) m_mainWidget),
-        root          = RootWindowOfScreen(XtScreen((Widget) m_mainWidget));
-    // search for the parent that is child of ROOT, because the WM may
-    // reparent twice and notify only the next parent (like FVWM)
-    while (next_parent != root) {
-        Window *theChildren; unsigned int n;
-        parent_window = next_parent;
-        XQueryTree(XtDisplay((Widget) m_mainWidget), parent_window, &root,
-            &next_parent, &theChildren, &n);
-        XFree(theChildren); // not needed
+    if( !title.empty() )
+    {
+        wxXmString str( title );
+        XtVaSetValues( (Widget)m_mainWidget,
+                       XmNtitle, title.c_str(),
+                       XmNdialogTitle, str(), // Roberto Cocchi
+                       XmNiconName, title.c_str(),
+                       NULL );

     }
     }

-    XRaiseWindow(XtDisplay((Widget) m_mainWidget), parent_window);

 }
 
 }
 

-void wxDialog::Lower()
+bool wxDialog::Show( bool show )

 {
 {

-    Window parent_window = XtWindow((Widget) m_mainWidget),
-        next_parent   = XtWindow((Widget) m_mainWidget),
-        root          = RootWindowOfScreen(XtScreen((Widget) m_mainWidget));
-    // search for the parent that is child of ROOT, because the WM may
-    // reparent twice and notify only the next parent (like FVWM)
-    while (next_parent != root) {
-        Window *theChildren; unsigned int n;
-        parent_window = next_parent;
-        XQueryTree(XtDisplay((Widget) m_mainWidget), parent_window, &root,
-            &next_parent, &theChildren, &n);
-        XFree(theChildren); // not needed
-    }
-    XLowerWindow(XtDisplay((Widget) m_mainWidget), parent_window);
-}
+    if( !wxWindowBase::Show( show ) )
+        return false;

 
 

-bool wxDialog::Show(bool show)
-{

     m_isShown = show;
 
     if (show)
     m_isShown = show;
 
     if (show)


@@ -463,9 +301,10 @@ bool wxDialog::Show(bool show)
         if (!wxUSE_INVISIBLE_RESIZE)
             XtMapWidget(XtParent((Widget) m_mainWidget));
         else
         if (!wxUSE_INVISIBLE_RESIZE)
             XtMapWidget(XtParent((Widget) m_mainWidget));
         else

-            XtManageChild((Widget) m_mainWidget) ;
+            XtManageChild((Widget)m_mainWidget) ;

 
 

-        XRaiseWindow(XtDisplay((Widget) m_mainWidget), XtWindow((Widget) m_mainWidget));
+        XRaiseWindow( XtDisplay( (Widget)m_mainWidget ), 
+                      XtWindow( (Widget)m_mainWidget) );

 
     }
     else
 
     }
     else


@@ -473,13 +312,13 @@ bool wxDialog::Show(bool show)
         if (!wxUSE_INVISIBLE_RESIZE)
             XtUnmapWidget(XtParent((Widget) m_mainWidget));
         else
         if (!wxUSE_INVISIBLE_RESIZE)
             XtUnmapWidget(XtParent((Widget) m_mainWidget));
         else

-            XtUnmanageChild((Widget) m_mainWidget) ;
+            XtUnmanageChild((Widget)m_mainWidget) ;

 
 

-        XFlush(XtDisplay((Widget) wxTheApp->GetTopLevelWidget()));
-        XSync(XtDisplay((Widget) wxTheApp->GetTopLevelWidget()), FALSE);
+        XFlush(XtDisplay((Widget)m_mainWidget));
+        XSync(XtDisplay((Widget)m_mainWidget), False);

     }
 
     }
 

-    return TRUE;
+    return true;

 }
 
 // Shows a dialog modally, returning a return code
 }
 
 // Shows a dialog modally, returning a return code


@@ -487,55 +326,25 @@ int wxDialog::ShowModal()
 {
     m_windowStyle |= wxDIALOG_MODAL;
 
 {
     m_windowStyle |= wxDIALOG_MODAL;
 

-    Show(TRUE);
+    Show(true);
+
+    // after the event loop ran, the widget might already have been destroyed
+    WXDisplay* display = (WXDisplay*)XtDisplay( (Widget)m_mainWidget );

 
     if (m_modalShowing)
         return 0;
 
     if (m_modalShowing)
         return 0;

+    m_eventLoop = new wxEventLoop;

 
 

-    wxModalShowingStack.Insert((wxObject *)TRUE);
-
-    m_modalShowing = TRUE;
-    XtAddGrab((Widget) m_mainWidget, TRUE, FALSE);
-
-    XEvent event;
-
-    // Loop until we signal that the dialog should be closed
-    while ((wxModalShowingStack.Number() > 0) && ((int)(wxModalShowingStack.First()->Data()) != 0))
-    {
-        //        XtAppProcessEvent((XtAppContext) wxTheApp->GetAppContext(), XtIMAll);
-
-        XtAppNextEvent((XtAppContext) wxTheApp->GetAppContext(), &event);
-        wxTheApp->ProcessXEvent((WXEvent*) &event);
+    m_modalShowing = true;
+    XtAddGrab((Widget) m_mainWidget, True, False);

 
 

-        if (XtAppPending( (XtAppContext) wxTheApp->GetAppContext() ) == 0)
-        {
-            if (!wxTheApp->ProcessIdle())
-            {
-#if wxUSE_THREADS
-                // leave the main loop to give other threads a chance to
-                // perform their GUI work
-                wxMutexGuiLeave();
-                wxUsleep(20);
-                wxMutexGuiEnter();
-#endif
-            }
-        }
-    }
-
-    // Remove modal dialog flag from stack
-    wxNode *node = wxModalShowingStack.First();
-    if (node)
-        delete node;
+    m_eventLoop->Run();

 
     // Now process all events in case they get sent to a destroyed dialog
 
     // Now process all events in case they get sent to a destroyed dialog

-    XSync(XtDisplay((Widget) wxTheApp->GetTopLevelWidget()), FALSE);
-    while (XtAppPending((XtAppContext) wxTheApp->GetAppContext()))
-    {
-        XFlush(XtDisplay((Widget) wxTheApp->GetTopLevelWidget()));
-        XtAppNextEvent((XtAppContext) wxTheApp->GetAppContext(), &event);
+    wxFlushEvents( display );

 
 

-        wxTheApp->ProcessXEvent((WXEvent*) &event);
-    }
+    delete m_eventLoop;
+    m_eventLoop = NULL;

 
     // TODO: is it safe to call this, if the dialog may have been deleted
     // by now? Probably only if we're using delayed deletion of dialogs.
 
     // TODO: is it safe to call this, if the dialog may have been deleted
     // by now? Probably only if we're using delayed deletion of dialogs.


@@ -552,13 +361,10 @@ void wxDialog::EndModal(int retCode)
     // Strangely, we don't seem to need this now.
     //    XtRemoveGrab((Widget) m_mainWidget);
 
     // Strangely, we don't seem to need this now.
     //    XtRemoveGrab((Widget) m_mainWidget);
 

-    Show(FALSE);
-
-    m_modalShowing = FALSE;
+    Show(false);

 
 

-    wxNode *node = wxModalShowingStack.First();
-    if (node)
-        node->SetData((wxObject *)FALSE);
+    m_modalShowing = false;
+    m_eventLoop->Exit();

 }
 
 // Standard buttons
 }
 
 // Standard buttons


@@ -571,7 +377,7 @@ void wxDialog::OnOK(wxCommandEvent& WXUNUSED(event))
         else
         {
             SetReturnCode(wxID_OK);
         else
         {
             SetReturnCode(wxID_OK);

-            this->Show(FALSE);
+            this->Show(false);

         }
     }
 }
         }
     }
 }


@@ -590,7 +396,7 @@ void wxDialog::OnCancel(wxCommandEvent& WXUNUSED(event))
     else
     {
         SetReturnCode(wxID_CANCEL);
     else
     {
         SetReturnCode(wxID_CANCEL);

-        this->Show(FALSE);
+        this->Show(false);

     }
 }
 
     }
 }
 


@@ -624,17 +430,12 @@ void wxDialog::OnCloseWindow(wxCloseEvent& WXUNUSED(event))
     closing.DeleteObject(this);
 }
 
     closing.DeleteObject(this);
 }
 

-void wxDialog::OnPaint(wxPaintEvent &WXUNUSED(event))
-{
-  // added for compatiblity only
-}
-

 // Destroy the window (delayed, if a managed window)
 bool wxDialog::Destroy()
 {
     if (!wxPendingDelete.Member(this))
         wxPendingDelete.Append(this);
 // Destroy the window (delayed, if a managed window)
 bool wxDialog::Destroy()
 {
     if (!wxPendingDelete.Member(this))
         wxPendingDelete.Append(this);

-    return TRUE;
+    return true;

 }
 
 void wxDialog::OnSysColourChanged(wxSysColourChangedEvent& WXUNUSED(event))
 }
 
 void wxDialog::OnSysColourChanged(wxSysColourChangedEvent& WXUNUSED(event))


@@ -643,78 +444,6 @@ void wxDialog::OnSysColourChanged(wxSysColourChangedEvent& WXUNUSED(event))
     Refresh();
 }
 
     Refresh();
 }
 

-// Handle a close event from the window manager
-static void wxCloseDialogCallback( Widget WXUNUSED(widget), XtPointer client_data,
-                                  XmAnyCallbackStruct *WXUNUSED(cbs))
-{
-    wxDialog *dialog = (wxDialog *)client_data;
-    wxCloseEvent closeEvent(wxEVT_CLOSE_WINDOW, dialog->GetId());
-    closeEvent.SetEventObject(dialog);
-
-    // May delete the dialog (with delayed deletion)
-    dialog->GetEventHandler()->ProcessEvent(closeEvent);
-}
-
-void wxDialogBoxEventHandler(Widget    wid,
-                             XtPointer WXUNUSED(client_data),
-                             XEvent*   event,
-                             Boolean*  continueToDispatch)
-{
-    wxDialog *dialog = (wxDialog *)wxGetWindowFromTable(wid);
-    if (dialog)
-    {
-        wxMouseEvent wxevent(wxEVT_NULL);
-        if (wxTranslateMouseEvent(wxevent, dialog, wid, event))
-        {
-            wxevent.SetEventObject(dialog);
-            wxevent.SetId(dialog->GetId());
-            dialog->GetEventHandler()->ProcessEvent(wxevent);
-        }
-        else
-        {
-            // An attempt to implement OnCharHook by calling OnCharHook first;
-            // if this returns TRUE, set continueToDispatch to False
-            // (don't continue processing).
-            // Otherwise set it to True and call OnChar.
-            wxKeyEvent keyEvent(wxEVT_CHAR);
-            if (wxTranslateKeyEvent(keyEvent, dialog, wid, event))
-            {
-                keyEvent.SetEventObject(dialog);
-                keyEvent.SetId(dialog->GetId());
-                keyEvent.SetEventType(wxEVT_CHAR_HOOK);
-                if (dialog->GetEventHandler()->ProcessEvent(keyEvent))
-                {
-                    *continueToDispatch = False;
-                    return;
-                }
-                else
-                {
-                    // For simplicity, OnKeyDown is the same as OnChar
-                    // TODO: filter modifier key presses from OnChar
-                    keyEvent.SetEventType(wxEVT_KEY_DOWN);
-
-                    // Only process OnChar if OnKeyDown didn't swallow it
-                    if (!dialog->GetEventHandler()->ProcessEvent (keyEvent))
-                    {
-                        keyEvent.SetEventType(wxEVT_CHAR);
-                        dialog->GetEventHandler()->ProcessEvent(keyEvent);
-                    }
-                }
-            }
-        }
-    }
-    *continueToDispatch = True;
-}
-
-static void wxUnmapBulletinBoard(Widget WXUNUSED(dialog), wxDialog *WXUNUSED(client), XtPointer WXUNUSED(call) )
-{
-/* This gets called when the dialog is being shown, which
-* defeats modal showing.
-client->m_modalShowing = FALSE ;
-client->m_isShown = FALSE;
-    */
-}
-

 void wxDialog::ChangeFont(bool keepOriginalSize)
 {
     wxWindow::ChangeFont(keepOriginalSize);
 void wxDialog::ChangeFont(bool keepOriginalSize)
 {
     wxWindow::ChangeFont(keepOriginalSize);


@@ -723,12 +452,11 @@ void wxDialog::ChangeFont(bool keepOriginalSize)
 void wxDialog::ChangeBackgroundColour()
 {
     if (GetMainWidget())
 void wxDialog::ChangeBackgroundColour()
 {
     if (GetMainWidget())

-        DoChangeBackgroundColour(GetMainWidget(), m_backgroundColour);
+        wxDoChangeBackgroundColour(GetMainWidget(), m_backgroundColour);

 }
 
 void wxDialog::ChangeForegroundColour()
 {
     if (GetMainWidget())
 }
 
 void wxDialog::ChangeForegroundColour()
 {
     if (GetMainWidget())

-        DoChangeForegroundColour(GetMainWidget(), m_foregroundColour);
+        wxDoChangeForegroundColour(GetMainWidget(), m_foregroundColour);

 }
 }

-