added common regex

[wxWidgets.git] / src / os2 / dialog.cpp

diff --git a/src/os2/dialog.cpp b/src/os2/dialog.cpp
index bf3cae5e352be74e0494d910408c79df3bdbac97..a0b3fa7c7be5b2f598c37a665fb84567b0650b02 100644 (file)
--- a/src/os2/dialog.cpp
+++ b/src/os2/dialog.cpp
@@ -1,248 +1,471 @@
 /////////////////////////////////////////////////////////////////////////////
 // Name:        dialog.cpp
 // Purpose:     wxDialog class
 /////////////////////////////////////////////////////////////////////////////
 // Name:        dialog.cpp
 // Purpose:     wxDialog class

-// Author:      AUTHOR
+// Author:      David Webster

 // Modified by:
 // Modified by:

-// Created:     ??/??/98
+// Created:     10/14/99

 // RCS-ID:      $Id$
 // RCS-ID:      $Id$

-// Copyright:   (c) AUTHOR
-// Licence:    wxWindows licence
+// Copyright:   (c) David Webster
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 /////////////////////////////////////////////////////////////////////////////
 

-#ifdef __GNUG__
-#pragma implementation "dialog.h"
-#endif
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"

 
 

+#ifndef WX_PRECOMP

 #include "wx/dialog.h"
 #include "wx/utils.h"
 #include "wx/frame.h"
 #include "wx/app.h"
 #include "wx/settings.h"
 #include "wx/dialog.h"
 #include "wx/utils.h"
 #include "wx/frame.h"
 #include "wx/app.h"
 #include "wx/settings.h"

+#include "wx/intl.h"
+#include "wx/log.h"
+#endif

 
 

-// 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 wxPendingDelete;
-
-#if !USE_SHARED_LIBRARY
-IMPLEMENT_DYNAMIC_CLASS(wxDialog, wxPanel)
-
-BEGIN_EVENT_TABLE(wxDialog, wxPanel)
-  EVT_BUTTON(wxID_OK, wxDialog::OnOK)
-  EVT_BUTTON(wxID_APPLY, wxDialog::OnApply)
-  EVT_BUTTON(wxID_CANCEL, wxDialog::OnCancel)
-  EVT_CHAR_HOOK(wxDialog::OnCharHook)
-  EVT_SYS_COLOUR_CHANGED(wxDialog::OnSysColourChanged)
-  EVT_CLOSE(wxDialog::OnCloseWindow)
-END_EVENT_TABLE()
+#include "wx/os2/private.h"
+#include "wx/log.h"

 
 

-#endif
+#define wxDIALOG_DEFAULT_X 300
+#define wxDIALOG_DEFAULT_Y 300
+
+#define wxDIALOG_DEFAULT_WIDTH 500
+#define wxDIALOG_DEFAULT_HEIGHT 500

 
 

-wxDialog::wxDialog()
+// Lists to keep track of windows, so we can disable/enable them
+// for modal dialogs
+wxWindowList wxModalDialogs;
+wxWindowList wxModelessWindows;  // Frames and modeless dialogs
+extern wxList WXDLLEXPORT wxPendingDelete;
+
+   IMPLEMENT_DYNAMIC_CLASS(wxDialog, wxPanel)
+
+   BEGIN_EVENT_TABLE(wxDialog, wxPanel)
+      EVT_SIZE(wxDialog::OnSize)
+      EVT_BUTTON(wxID_OK, wxDialog::OnOK)
+      EVT_BUTTON(wxID_APPLY, wxDialog::OnApply)
+      EVT_BUTTON(wxID_CANCEL, wxDialog::OnCancel)
+      EVT_CHAR_HOOK(wxDialog::OnCharHook)
+      EVT_SYS_COLOUR_CHANGED(wxDialog::OnSysColourChanged)
+      EVT_CLOSE(wxDialog::OnCloseWindow)
+   END_EVENT_TABLE()
+
+void wxDialog::Init()

 {
 {

+    m_pOldFocus = (wxWindow *)NULL;
+    m_isShown = FALSE;
+    m_pWindowDisabler = (wxWindowDisabler *)NULL;

     SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE));
     SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE));

-}
-
-bool wxDialog::Create(wxWindow *parent, wxWindowID id,
-           const wxString& title,
-           const wxPoint& pos,
-           const wxSize& size,
-           long style,
-           const wxString& name)
+} // end of wxDialog::Init
+
+bool wxDialog::Create(
+  wxWindow*                         pParent
+, wxWindowID                        vId
+, const wxString&                   rsTitle
+, const wxPoint&                    rPos
+, const wxSize&                     rSize
+, long                              lStyle
+, const wxString&                   rsName
+)

 {
 {

-  m_windowStyle = style;
-
-  SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE));
-  SetName(name);
-  
-  if (!parent)
+    long                            lX = rPos.x;
+    long                            lY = rPos.y;
+    long                            lWidth = rSize.x;
+    long                            lHeight = rSize.y;
+    const char*                     zDlg;
+    WXDWORD                         dwExtendedStyle = 0L;
+    HWND                            hWnd;
+
+    Init();
+    m_pOldFocus = (wxWindow*)FindFocus();
+    SetName(rsName);

     wxTopLevelWindows.Append(this);
     wxTopLevelWindows.Append(this);

-
-  if (parent) parent->AddChild(this);
-
-  if ( id == -1 )
-       m_windowId = (int)NewControlId();
-  else
-       m_windowId = id;
-
-  // TODO: create dialog
-
-  return FALSE;
-}
-
-void wxDialog::SetModal(bool flag)
+    if (pParent)
+        pParent->AddChild(this);
+    if (vId == -1)
+        m_windowId = NewControlId();
+    else
+        m_windowId = vId;
+    if (lX < 0)
+        lX = wxDIALOG_DEFAULT_X;
+    if (lY < 0)
+        lY = wxDIALOG_DEFAULT_Y;
+    m_windowStyle = lStyle;
+    if (lWidth < 0)
+        lWidth = wxDIALOG_DEFAULT_WIDTH;
+    if (lHeight < 0)
+        lHeight = wxDIALOG_DEFAULT_HEIGHT;
+
+    //
+    // All dialogs should really have this style
+    //
+    m_windowStyle |= wxTAB_TRAVERSAL;
+
+    //
+    // Allows creation of dialogs with & without captions under MSWindows,
+    // resizeable or not (but a resizeable dialog always has caption -
+    // otherwise it would look too strange)
+    //
+    if (lStyle & wxRESIZE_BORDER )
+        zDlg = "wxResizeableDialog";
+    else if (lStyle & wxCAPTION )
+        zDlg = "wxCaptionDialog";
+    else
+        zDlg = "wxNoCaptionDialog";
+    OS2Create( GetWinHwnd(pParent)
+              ,NULL
+              ,rsTitle.c_str()
+              ,0L
+              ,lX
+              ,lY
+              ,lWidth
+              ,lHeight
+              ,GetWinHwnd(pParent)
+              ,HWND_TOP
+              ,(long)m_windowId
+              ,NULL
+              ,NULL
+             );
+    hWnd = (HWND)GetHWND();
+    if (!hWnd)
+    {
+        return FALSE;
+    }
+    SubclassWin(GetHWND());
+    ::WinSetWindowText( hWnd
+                       ,(PSZ)rsTitle.c_str()
+                      );
+    SetFont(wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT));
+    return TRUE;
+} // end of wxDialog::Create
+
+void wxDialog::SetModal(
+  bool                              bFlag
+)

 {
 {

-       if ( flag )
-               m_windowStyle |= wxDIALOG_MODAL ;
-       else
-               if ( m_windowStyle & wxDIALOG_MODAL )
-                       m_windowStyle -= wxDIALOG_MODAL ;
-  
-  wxModelessWindows.DeleteObject(this);
-  if (!flag)
-    wxModelessWindows.Append(this);
-}
+    if (bFlag)
+        m_windowStyle |= wxDIALOG_MODAL ;
+    else if ( m_windowStyle & wxDIALOG_MODAL )
+        m_windowStyle -= wxDIALOG_MODAL ;
+
+      wxModelessWindows.DeleteObject(this);
+      if (!bFlag)
+          wxModelessWindows.Append(this);
+} // end of wxDialog::SetModal

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

-    // TODO
+    m_isBeingDeleted = TRUE;

     wxTopLevelWindows.DeleteObject(this);
     wxTopLevelWindows.DeleteObject(this);

+    Show(FALSE);
+    if (!IsModal)
+        wxModelessWindows.DeleteObject(this);

 
 

-    if ( (GetWindowStyleFlag() & wxDIALOG_MODAL) != wxDIALOG_MODAL )
-      wxModelessWindows.DeleteObject(this);
-
+    //

     // If this is the last top-level window, exit.
     // If this is the last top-level window, exit.

+    //

     if (wxTheApp && (wxTopLevelWindows.Number() == 0))
     {
     if (wxTheApp && (wxTopLevelWindows.Number() == 0))
     {

-      wxTheApp->SetTopWindow(NULL);
+        wxTheApp->SetTopWindow(NULL);

 
 

-      if (wxTheApp->GetExitOnFrameDelete())
-      {
-         // TODO: exit
-      }
+        if (wxTheApp->GetExitOnFrameDelete())
+        {
+            ::WinPostMsg(GetHwnd(), WM_QUIT, 0, 0);
+        }

     }
     }

-}
+} // end of wxDialog::~wxDialog

 
 

+//

 // By default, pressing escape cancels the dialog
 // By default, pressing escape cancels the dialog

-void wxDialog::OnCharHook(wxKeyEvent& event)
+//
+void wxDialog::OnCharHook(
+  wxKeyEvent&                       rEvent
+)

 {
 {

-  if (event.m_keyCode == WXK_ESCAPE)
-  {
-               // Behaviour changed in 2.0: we'll send a Cancel message
-               // to the dialog instead of Close.
-               wxCommandEvent cancelEvent(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
-               cancelEvent.SetEventObject( this );
-               GetEventHandler()->ProcessEvent(cancelEvent);
-
-               return;
-  }
-  // We didn't process this event.
-  event.Skip();
+    if (GetHWND())
+    {
+        if (rEvent.m_keyCode == WXK_ESCAPE)
+        {
+            //
+            // Behaviour changed in 2.0: we'll send a Cancel message
+            // to the dialog instead of Close.
+            //
+            wxCommandEvent          vCancelEvent( wxEVT_COMMAND_BUTTON_CLICKED
+                                                 ,wxID_CANCEL
+                                                );
+
+            vCancelEvent.SetEventObject( this );
+            GetEventHandler()->ProcessEvent(vCancelEvent);
+
+            //
+            // Ensure that there is another message for this window so the
+            // ShowModal loop will exit and won't get stuck in GetMessage().
+            //
+            ::WinPostMsg(GetHwnd(), WM_NULL, 0, 0);
+            return;
+        }
+    }
+    // We didn't process this event.
+    rEvent.Skip();

 }
 
 }
 

-void wxDialog::Iconize(bool WXUNUSED(iconize))
+void wxDialog::Iconize(
+  bool                              WXUNUSED(bIconize)
+)

 {
 {

-    // TODO
-}
+} // end of wxDialog::Iconize

 
 bool wxDialog::IsIconized() const
 {
 
 bool wxDialog::IsIconized() const
 {

-    // TODO

     return FALSE;
     return FALSE;

-}
+} // end of wxDialog::IsIconized

 
 

-void wxDialog::SetClientSize(int width, int height)
+void wxDialog::DoSetClientSize(
+  int                               nWidth
+, int                               nHeight
+)

 {
 {

-    // TODO
-}
-
-void wxDialog::GetPosition(int *x, int *y) const
+    HWND                            hWnd = (HWND) GetHWND();
+    RECTL                           vRect;
+    RECTL                           vRect2;
+
+    ::WinQueryWindowRect(hWnd, &vRect);
+    ::WinQueryWindowRect(hWnd, &vRect2);
+
+    LONG                            lActualWidth = vRect2.xRight - vRect2.xLeft - vRect.xRight + nWidth;
+    LONG                            lActualHeight = vRect2.yTop + vRect2.yTop - vRect.yTop + nHeight;
+
+    ::WinSetWindowPos( GetHwnd()
+                      ,HWND_TOP
+                      ,(LONG)vRect2.xLeft
+                      ,(LONG)vRect2.yTop
+                      ,(LONG)lActualWidth
+                      ,(LONG)lActualHeight
+                      ,SWP_SIZE | SWP_MOVE
+                     );
+
+    wxSizeEvent                     vEvent( wxSize( lActualWidth
+                                                   ,lActualHeight
+                                                  )
+                                           ,m_windowId
+                                          );
+
+    vEvent.SetEventObject( this );
+    GetEventHandler()->ProcessEvent(vEvent);
+} // end of wxDialog::DoSetClientSize
+
+void wxDialog::DoGetPosition(
+  int*                              pnX
+, int*                              pnY
+) const

 {
 {

-    // TODO
-}
+    RECTL                           vRect;
+
+    ::WinQueryWindowRect(GetHwnd(), &vRect);
+    if (pnX)
+        *pnX = vRect.xLeft;
+    if (pnY)
+        *pnY = vRect.yBottom; // OS/2's bottom is windows' top???
+} // end of wxDialog::DoGetPosition

 
 

-bool wxDialog::Show(bool show)
+bool wxDialog::IsModal() const

 {
 {

-    // TODO
-    return FALSE;
-}
+    return (GetWindowStyleFlag() & wxDIALOG_MODAL) != 0;
+} // end of wxDialog::IsModal

 
 

-void wxDialog::SetTitle(const wxString& title)
+bool wxDialog::IsModalShowing() const

 {
 {

-    // TODO
-}
+    return wxModalDialogs.Find((wxDialog *)this) != NULL; // const_cast
+} // end of wxDialog::IsModalShowing

 
 

-wxString wxDialog::GetTitle() const
+void wxDialog::DoShowModal()

 {
 {

-    // TODO
-    return wxString("");
-}
+    wxWindow*                       pParent = GetParent();
+    wxWindow*                       pOldFocus = m_pOldFocus;
+    HWND                            hWndOldFocus = 0;
+
+    wxCHECK_RET( !IsModalShowing(), _T("DoShowModal() called twice") );
+    wxCHECK_RET( IsModal(), _T("can't DoShowModal() modeless dialog") );
+
+    wxModalDialogs.Append(this);
+    if (pOldFocus)
+        hWndOldFocus = (HWND)pOldFocus->GetHWND();
+
+    //
+    // Remember where the focus was
+    //
+    if (!pOldFocus)
+    {
+        pOldFocus = pParent;
+        if (pParent)
+            hWndOldFocus = GetHwndOf(pParent);
+    }
+
+    //
+    // Disable all other app windows
+    //
+    wxASSERT_MSG(!m_pWindowDisabler, _T("disabling windows twice?"));
+
+    m_pWindowDisabler = new wxWindowDisabler(this);
+
+    //
+    // Enter the modal loop
+    //
+    while ( IsModalShowing() )
+    {
+#if wxUSE_THREADS
+        wxMutexGuiLeaveOrEnter();
+#endif // wxUSE_THREADS
+
+        while ( !wxTheApp->Pending() && wxTheApp->ProcessIdle() )
+            ;
+
+        // a message came or no more idle processing to do
+        wxTheApp->DoMessage();
+    }

 
 

-void wxDialog::Centre(int direction)
+    //
+    // Snd restore focus
+    // Note that this code MUST NOT access the dialog object's data
+    // in case the object has been deleted (which will be the case
+    // for a modal dialog that has been destroyed before calling EndModal).
+    //
+    if (pOldFocus && (pOldFocus != this) && ::WinIsWindow(vHabmain, hWndOldFocus))
+    {
+        //
+        // This is likely to prove that the object still exists
+        //
+        if (wxFindWinFromHandle((WXHWND) hWndOldFocus) == pOldFocus)
+            pOldFocus->SetFocus();
+    }
+} // end of wxDialog::DoShowModal
+
+bool wxDialog::Show(
+  bool                              bShow
+)

 {
 {

-  int x_offset,y_offset ;
-  int display_width, display_height;
-  int  width, height, x, y;
-  wxWindow *parent = GetParent();
-  if ((direction & wxCENTER_FRAME) && parent)
-  {
-      parent->GetPosition(&x_offset,&y_offset) ;
-      parent->GetSize(&display_width,&display_height) ;
-  }
-  else
-  {
-    wxDisplaySize(&display_width, &display_height);
-    x_offset = 0 ;
-    y_offset = 0 ;
-  }
-
-  GetSize(&width, &height);
-  GetPosition(&x, &y);
-
-  if (direction & wxHORIZONTAL)
-    x = (int)((display_width - width)/2);
-  if (direction & wxVERTICAL)
-    y = (int)((display_height - height)/2);
-
-  SetSize(x+x_offset, y+y_offset, width, height);
-}
+    if (!bShow)
+    {
+        //
+        // If we had disabled other app windows, reenable them back now because
+        // if they stay disabled Windows will activate another window (one
+        // which is enabled, anyhow) and we will lose activation
+        //
+        if (m_pWindowDisabler)
+        {
+            delete m_pWindowDisabler;
+            m_pWindowDisabler = NULL;
+        }
+    }
+
+    //
+    // ShowModal() may be called for already shown dialog
+    //
+    if (!wxDialogBase::Show(bShow) && !(bShow && IsModal()))
+    {
+        //
+        // Nothing to do
+        //
+        return FALSE;
+    }
+
+    if (bShow)
+    {
+        //
+        // Usually will result in TransferDataToWindow() being called
+        //
+        InitDialog();
+    }

 
 

+    if (IsModal())
+    {
+        if (bShow)
+        {
+            //
+            // Modal dialog needs a parent window, so try to find one
+            //
+            if (!GetParent())
+            {
+                wxWindow*           pParent = wxTheApp->GetTopWindow();
+
+                if ( pParent && pParent != this && pParent->IsShown() )
+                {
+                    //
+                    // Use it
+                    //
+                    m_parent = pParent;
+
+                }
+            }
+            DoShowModal();
+        }
+        else // end of modal dialog
+        {
+            //
+            // This will cause IsModalShowing() return FALSE and our local
+            // message loop will terminate
+            //
+            wxModalDialogs.DeleteObject(this);
+        }
+    }
+    return FALSE;
+} // end of wxDialog::Show
+
+//

 // Replacement for Show(TRUE) for modal dialogs - returns return code
 // Replacement for Show(TRUE) for modal dialogs - returns return code

+//

 int wxDialog::ShowModal()
 {
 int wxDialog::ShowModal()
 {

-    m_windowStyle |= wxDIALOG_MODAL;
-    // TODO: modal showing
-       Show(TRUE);
-       return GetReturnCode();
-}
-
-void wxDialog::EndModal(int retCode)
-{
-       SetReturnCode(retCode);
-    // TODO modal un-showing
-       Show(FALSE);
-}
+    if (!IsModal())
+    {
+        SetModal(TRUE);
+    }
+    Show(TRUE);
+    return GetReturnCode();
+} // end of wxDialog::ShowModal

 
 

-// Standard buttons
-void wxDialog::OnOK(wxCommandEvent& event)
+void wxDialog::EndModal(
+  int                               nRetCode
+)

 {
 {

-       if ( Validate() && TransferDataFromWindow() )
-       {
-        if ( IsModal() )
-            EndModal(wxID_OK);
-        else
-        {
-                   SetReturnCode(wxID_OK);
-                   this->Show(FALSE);
-        }
-       }
-}
+    SetReturnCode(nRetCode);
+    Show(FALSE);
+} // end of wxDialog::EndModal

 
 

-void wxDialog::OnApply(wxCommandEvent& event)
+void wxDialog::OnApply(
+  wxCommandEvent&                   rEvent
+)

 {
 {

-       if (Validate())
-               TransferDataFromWindow();
-       // TODO probably need to disable the Apply button until things change again
-}
+    if (Validate())
+        TransferDataFromWindow();
+} // end of wxDialog::OnApply

 
 

-void wxDialog::OnCancel(wxCommandEvent& event)
+// Standard buttons
+void wxDialog::OnOK(
+  wxCommandEvent&                   rEvent
+)

 {
 {

-    if ( IsModal() )
-        EndModal(wxID_CANCEL);
-    else
+    if ( Validate() && TransferDataFromWindow() )

     {
     {

-        SetReturnCode(wxID_CANCEL);
-               this->Show(FALSE);
+        EndModal(wxID_OK);

     }
     }

-}
+} // end of wxDialog::OnOK
+
+void wxDialog::OnCancel(
+  wxCommandEvent&                   rEvent
+)
+{
+    EndModal(wxID_CANCEL);
+} // end of wxDialog::OnCancel

 
 

-void wxDialog::OnCloseWindow(wxCloseEvent& event)
+void wxDialog::OnCloseWindow(
+  wxCloseEvent&                     rEvent
+)

 {
 {

+    //

     // We'll send a Cancel message by default,
     // which may close the dialog.
     // Check for looping if the Cancel event handler calls Close().
     // We'll send a Cancel message by default,
     // which may close the dialog.
     // Check for looping if the Cancel event handler calls Close().

-
+    //

     // Note that if a cancel button and handler aren't present in the dialog,
     // nothing will happen when you close the dialog via the window manager, or
     // via Close().
     // Note that if a cancel button and handler aren't present in the dialog,
     // nothing will happen when you close the dialog via the window manager, or
     // via Close().


@@ -252,35 +475,70 @@ void wxDialog::OnCloseWindow(wxCloseEvent& event)
     // unless the handler for wxID_CANCEL does so. So use Destroy() if you want to be
     // sure to destroy the dialog.
     // The default OnCancel (above) simply ends a modal dialog, and hides a modeless dialog.
     // unless the handler for wxID_CANCEL does so. So use Destroy() if you want to be
     // sure to destroy the dialog.
     // The default OnCancel (above) simply ends a modal dialog, and hides a modeless dialog.

+    //

 
 

+    //
+    // Ugh???  This is not good but until I figure out a global list it'll have to do
+    //

     static wxList closing;
     static wxList closing;

-    
+

     if ( closing.Member(this) )
         return;
     if ( closing.Member(this) )
         return;

-    
+

     closing.Append(this);
     closing.Append(this);

-    
-    wxCommandEvent cancelEvent(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
-    cancelEvent.SetEventObject( this );
-    GetEventHandler()->ProcessEvent(cancelEvent); // This may close the dialog
+
+    wxCommandEvent                  vCancelEvent(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
+
+    vCancelEvent.SetEventObject( this );
+    GetEventHandler()->ProcessEvent(vCancelEvent); // This may close the dialog

 
     closing.DeleteObject(this);
 
     closing.DeleteObject(this);

-}
+} // end of wxDialog::OnCloseWindow

 
 

+//

 // Destroy the window (delayed, if a managed window)
 // Destroy the window (delayed, if a managed window)

+//

 bool wxDialog::Destroy()
 {
 bool wxDialog::Destroy()
 {

-  if (!wxPendingDelete.Member(this))
+    wxCHECK_MSG( !wxPendingDelete.Member(this), FALSE,
+                 _T("wxDialog destroyed twice") );

     wxPendingDelete.Append(this);
     wxPendingDelete.Append(this);

-  return TRUE;
-}
+    return TRUE;
+} // end of wxDialog::Destroy

 
 

-void wxDialog::OnSysColourChanged(wxSysColourChangedEvent& event)
+void wxDialog::OnSysColourChanged(
+  wxSysColourChangedEvent&          rEvent
+)

 {
 {

-  SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE));
-  Refresh();
-}
-
-void wxDialog::Fit()
+    SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE));
+    Refresh();
+} // end of wxDialog::OnSysColourChanged
+
+MRESULT wxDialog::OS2WindowProc(
+  WXUINT                            uMessage
+, WXWPARAM                          wParam
+, WXLPARAM                          lParam
+)

 {
 {

-}
+    MRESULT                         rc = 0;
+    bool                            bProcessed = FALSE;
+
+    switch (uMessage)
+    {
+        case WM_CLOSE:
+            //
+            // If we can't close, tell the system that we processed the
+            // message - otherwise it would close us
+            //
+            bProcessed = !Close();
+            break;
+    }
+
+    if (!bProcessed)
+        rc = wxWindow::OS2WindowProc( uMessage
+                                     ,wParam
+                                     ,lParam
+                                    );
+    return rc;
+} // end of wxDialog::OS2WindowProc
+