]> git.saurik.com Git - wxWidgets.git/blobdiff - src/os2/window.cpp
disable shared libs for DJGPP (who broke this?)
[wxWidgets.git] / src / os2 / window.cpp
index f6e3e6082ef48df6cb32745b6823fbad90207431..61e1e636019b5e32fbeb0c17f62cda623eda9285 100644 (file)
@@ -1,4 +1,3 @@
-/////////////////////////////////////////////////////////////////////////////
 // Name:        windows.cpp
 // Purpose:     wxWindow
 // Author:      David Webster
     #include "wx/button.h"
     #include "wx/msgdlg.h"
     #include "wx/scrolwin.h"
-
+    #include "wx/radiobox.h"
+    #include "wx/slider.h"
+    #include "wx/statusbr.h"
+    #include "wx/toolbar.h"
+    #include "wx/settings.h"
     #include <stdio.h>
 #endif
 
@@ -102,9 +105,6 @@ QMSG                      s_currentMsg;
 wxMenu*                   wxCurrentPopupMenu = NULL;
 #endif // wxUSE_MENUS_NATIVE
 
-#if !defined(__VISAGECPP__) || (__IBMCPP__ < 400)
-extern wxChar             wxCanvasClassName[];
-#endif
 wxList*                   wxWinHandleList = NULL;
 
 // ---------------------------------------------------------------------------
@@ -330,7 +330,6 @@ wxWindowOS2::~wxWindowOS2()
 {
     m_isBeingDeleted = TRUE;
 
-    OS2DetachWindowMenu();
     for (wxWindow* pWin = GetParent(); pWin; pWin = pWin->GetParent())
     {
         wxFrame*                    pFrame = wxDynamicCast(pWin, wxFrame);
@@ -545,7 +544,7 @@ wxString wxWindowOS2::GetTitle() const
     return wxGetWindowText(GetHWND());
 } // end of wxWindowOS2::GetTitle
 
-void wxWindowOS2::CaptureMouse()
+void wxWindowOS2::DoCaptureMouse()
 {
     HWND                            hWnd = GetHwnd();
 
@@ -556,7 +555,7 @@ void wxWindowOS2::CaptureMouse()
     }
 } // end of wxWindowOS2::GetTitle
 
-void wxWindowOS2::ReleaseMouse()
+void wxWindowOS2::DoReleaseMouse()
 {
     if (m_bWinCaptured)
     {
@@ -583,77 +582,11 @@ bool wxWindowOS2::SetFont(
 
     HWND                            hWnd = GetHwnd();
 
-    if (hWnd != 0)
-    {
-        char                        zFont[128];
-        char                        zFacename[30];
-        char                        zWeight[30];
-        char                        zStyle[30];
-
-        //
-        // The fonts available for Presentation Params are just three
-        // outline fonts, the rest are available to the GPI, so we must
-        // map the families to one of these three
-        //
-        switch(rFont.GetFamily())
-        {
-            case wxSCRIPT:
-            case wxDECORATIVE:
-            case wxROMAN:
-                strcpy(zFacename,"Times New Roman");
-                break;
-
-            case wxTELETYPE:
-            case wxMODERN:
-                strcpy(zFacename, "Courier");
-                break;
-
-            case wxSWISS:
-            case wxDEFAULT:
-            default:
-                strcpy(zFacename, "Helvetica");
-                break;
-        }
-
-        switch(rFont.GetWeight())
-        {
-            default:
-            case wxNORMAL:
-            case wxLIGHT:
-                zWeight[0] = '\0';
-                break;
-
-            case wxBOLD:
-            case wxFONTWEIGHT_MAX:
-                strcpy(zWeight, "Bold");
-                break;
-        }
-        switch(rFont.GetStyle())
-        {
-            case wxITALIC:
-            case wxSLANT:
-                strcpy(zStyle, "Italic");
-                break;
-
-            default:
-                zStyle[0] = '\0';
-                break;
-        }
-        sprintf(zFont, "%d.%s", rFont.GetPointSize(), zFacename);
-        if (zWeight[0] != '\0')
-        {
-            strcat(zFont, " ");
-            strcat(zFont, zWeight);
-        }
-        if (zStyle[0] != '\0')
-        {
-            strcat(zFont, " ");
-            strcat(zFont, zStyle);
-        }
-        ::WinSetPresParam(hWnd, PP_FONTNAMESIZE, strlen(zFont) + 1, (PVOID)zFont);
-    }
+    wxOS2SetFont( hWnd
+                 ,rFont
+                );
     return(TRUE);
-}
+} // end of wxWindowOS2::SetFont
 
 bool wxWindowOS2::SetCursor(
   const wxCursor&                   rCursor
@@ -825,15 +758,39 @@ void wxWindowOS2::SetScrollbar(
 , bool                              WXUNUSED(bRefresh)
 )
 {
+    HWND                            hWnd = GetHwnd();
     int                             nOldRange = nRange - nThumbVisible;
     int                             nRange1 = nOldRange;
     int                             nPageSize = nThumbVisible;
+
     SBCDATA                         vInfo;
-    HWND                            hWnd = GetHwnd();
     ULONG                           ulStyle = WS_VISIBLE | WS_SYNCPAINT;
+    SWP                             vSwp;
+    SWP                             vSwpOwner;
     RECTL                           vRect;
+    HWND                            hWndParent;
+    HWND                            hWndClient;
+    wxWindow*                       pParent = GetParent();
+
+    if (pParent && pParent->IsKindOf(CLASSINFO(wxFrame)))
+    {
+        wxFrame*                    pFrame;
+
+        pFrame = wxDynamicCast(pParent, wxFrame);
+        hWndParent = pFrame->GetFrame();
+        hWndClient = GetHwndOf(pParent);
+    }
+    else
+    {
+        if (pParent)
+            hWndParent = GetHwndOf(pParent);
+        else
+            hWndParent = GetHwnd();
+        hWndClient = hWndParent;
+    }
+    ::WinQueryWindowPos(hWndClient, &vSwp);
+    ::WinQueryWindowPos(hWnd, &vSwpOwner);
 
-    ::WinQueryWindowRect(hWnd, &vRect);
     if (nPageSize > 1 && nRange > 0)
     {
         nRange1 += (nPageSize - 1);
@@ -850,53 +807,65 @@ void wxWindowOS2::SetScrollbar(
         if (m_hWndScrollBarHorz == 0L)
         {
             //
-            // We create the scrollbars with the desktop so that they are not
-            // registered as child windows of the window in order that child
-            // windows may be scrolled without scrolling the scrollbars themselves!
+            // Since the scrollbars are usually created before the owner is
+            // sized either via an OnSize event directly or via sizers or
+            // layout constraints, we will initially just use the coords of
+            // the parent window (this is usually a frame client window). But
+            // the bars themselves, are children of the parent frame (i.e
+            // siblings of the frame client.  The owner, however is the actual
+            // window being scrolled (or at least the one responsible for
+            // handling the scroll events). The owner will be resized later,
+            // as it is usually a child of a top level window, and when that
+            // is done its scrollbars will be resized and repositioned as well.
             //
-            m_hWndScrollBarHorz = ::WinCreateWindow( hWnd
+            m_hWndScrollBarHorz = ::WinCreateWindow( hWndParent
                                                     ,WC_SCROLLBAR
                                                     ,(PSZ)NULL
                                                     ,ulStyle
-                                                    ,vRect.xLeft
-                                                    ,vRect.yBottom
-                                                    ,vRect.xRight - vRect.xLeft
+                                                    ,vSwp.x
+                                                    ,vSwp.y
+                                                    ,vSwp.cx - 20
                                                     ,20
                                                     ,hWnd
                                                     ,HWND_TOP
-                                                    ,FID_HORZSCROLL
+                                                    ,60000
                                                     ,&vInfo
                                                     ,NULL
                                                    );
         }
         else
         {
-            RECTL                   vRect2;
-
             //
-            // Only want to resize the scrollbar if it changes, otherwise
-            // we'd probably end up in a recursive loop until we crash the call stack
-            // because this method is called in a ScrolledWindow OnSize event and SWP_MOVE | SWP_SIZE
-            // generates those events.
+            // The owner (the scrolled window) is a child of the Frame's
+            // client window, usually.  The scrollbars are children of the
+            // frame, itself, and thus are positioned relative to the frame's
+            // origin, not the frame's client window origin.
+            // The starting x position is the same as the starting x position
+            // of the owner, but in terms of the parent frame.
+            // The starting y position is 20 pels below the origin of the
+            // owner in terms of the parent frame.
+            // The horz bar is the same width as the owner and 20 pels high.
             //
-            ::WinQueryWindowRect(m_hWndScrollBarHorz, &vRect2);
-            if (!(vRect2.xLeft == vRect.xLeft     &&
-                  vRect2.xRight == vRect.xRight   &&
-                  vRect2.yBottom == vRect.yBottom &&
-                  vRect2.yTop == vRect.yTop
-                ) )
-            {
-                ::WinSetWindowPos( m_hWndScrollBarHorz
-                                  ,HWND_TOP
-                                  ,vRect.xLeft
-                                  ,vRect.yBottom
-                                  ,vRect.xRight - vRect.xLeft
-                                  ,20
-                                  ,SWP_ACTIVATE | SWP_MOVE | SWP_SIZE | SWP_SHOW
-                                 );
-            }
-            ::WinSendMsg(m_hWndScrollBarHorz, SBM_SETSCROLLBAR, (MPARAM)nPos, MPFROM2SHORT(0, (SHORT)nRange1));
-            ::WinSendMsg(m_hWndScrollBarHorz, SBM_SETTHUMBSIZE, MPFROM2SHORT((SHORT)nThumbVisible, (SHORT)nRange1), (MPARAM)0);
+            ::WinSetWindowPos( m_hWndScrollBarHorz
+                              ,HWND_TOP
+                              ,vSwp.x + vSwpOwner.x
+                              ,(vSwp.y + vSwpOwner.y) - 20
+                              ,vSwpOwner.cx
+                              ,20
+                              ,SWP_MOVE | SWP_SIZE | SWP_SHOW | SWP_ACTIVATE | SWP_ZORDER
+                             );
+            ::WinSendMsg( m_hWndScrollBarHorz
+                         ,SBM_SETSCROLLBAR
+                         ,(MPARAM)nPos
+                         ,MPFROM2SHORT(0, (SHORT)nRange1)
+                        );
+            ::WinSendMsg( m_hWndScrollBarHorz
+                         ,SBM_SETTHUMBSIZE
+                         ,MPFROM2SHORT( (SHORT)nThumbVisible
+                                       ,(SHORT)nRange1
+                                      )
+                         ,(MPARAM)0
+                        );
         }
     }
     else
@@ -904,49 +873,71 @@ void wxWindowOS2::SetScrollbar(
         ulStyle |= SBS_VERT;
         if (m_hWndScrollBarVert == 0L)
         {
-            m_hWndScrollBarVert = ::WinCreateWindow( hWnd
+            //
+            // Since the scrollbars are usually created before the owner is
+            // sized either via an OnSize event directly or via sizers or
+            // layout constraints, we will initially just use the coords of
+            // the parent window (this is usually a frame client window). But
+            // the bars themselves, are children of the parent frame (i.e
+            // siblings of the frame client.  The owner, however is the actual
+            // window being scrolled (or at least the one responsible for
+            // handling the scroll events). The owner will be resized later,
+            // as it is usually a child of a top level window, and when that
+            // is done its scrollbars will be resized and repositioned as well.
+            //
+            m_hWndScrollBarVert = ::WinCreateWindow( hWndParent
                                                     ,WC_SCROLLBAR
                                                     ,(PSZ)NULL
                                                     ,ulStyle
-                                                    ,vRect.xRight - 20
-                                                    ,vRect.yBottom + 20
+                                                    ,vSwp.x + vSwp.cx - 20
+                                                    ,vSwp.y + 20
                                                     ,20
-                                                    ,vRect.yTop - (vRect.yBottom + 20)
+                                                    ,vSwp.cy - 20
                                                     ,hWnd
                                                     ,HWND_TOP
-                                                    ,FID_VERTSCROLL
+                                                    ,60001
                                                     ,&vInfo
                                                     ,NULL
                                                    );
         }
         else
         {
-            RECTL                   vRect2;
-
+            ::WinQueryWindowPos(hWnd, &vSwpOwner);
             //
-            // Only want to resize the scrollbar if it changes, otherwise
-            // we'd probably end up in a recursive loop until we crash the call stack
-            // because this method is called in a ScrolledWindow OnSize event and SWP_MOVE | SWP_SIZE
-            // generates those events.
+            // The owner (the scrolled window) is a child of the Frame's
+            // client window, usually.  The scrollbars are children of the
+            // frame, itself and thus are positioned relative to the frame's
+            // origin, not the frame's client window's origin.
+            // Thus, the x position will be frame client's x (usually a few
+            // pels inside the parent frame, plus the width of the owner.
+            // Since we may be using sizers or layout constraints for multiple
+            // child scrolled windows, the y position will be the frame client's
+            // y pos plus the scrolled windows y position, yielding the y
+            // position of the scrollbar relative to the parent frame (the vert
+            // scrollbar is on the right and starts at the bottom of the
+            // owner window).
+            // It is 20 pels wide and the same height as the owner.
             //
-            ::WinQueryWindowRect(m_hWndScrollBarVert, &vRect2);
-            if (!(vRect2.xLeft == vRect.xLeft     &&
-                  vRect2.xRight == vRect.xRight   &&
-                  vRect2.yBottom == vRect.yBottom &&
-                  vRect2.yTop == vRect.yTop
-                ) )
-            {
-                ::WinSetWindowPos( m_hWndScrollBarVert
-                                  ,HWND_TOP
-                                  ,vRect.xRight - 20
-                                  ,vRect.yBottom + 20
-                                  ,20
-                                  ,vRect.yTop - (vRect.yBottom + 20)
-                                  ,SWP_ACTIVATE | SWP_MOVE | SWP_SIZE | SWP_SHOW
-                                 );
-            }
-            ::WinSendMsg(m_hWndScrollBarVert, SBM_SETSCROLLBAR, (MPARAM)nPos, MPFROM2SHORT(0, (SHORT)nRange1));
-            ::WinSendMsg(m_hWndScrollBarVert, SBM_SETTHUMBSIZE, MPFROM2SHORT((SHORT)nThumbVisible, (SHORT)nRange1), (MPARAM)0);
+            ::WinSetWindowPos( m_hWndScrollBarVert
+                              ,HWND_TOP
+                              ,vSwp.x + vSwpOwner.x + vSwpOwner.cx
+                              ,vSwp.y + vSwpOwner.y
+                              ,20
+                              ,vSwpOwner.cy
+                              ,SWP_ACTIVATE | SWP_MOVE | SWP_SIZE | SWP_SHOW
+                             );
+            ::WinSendMsg( m_hWndScrollBarVert
+                         ,SBM_SETSCROLLBAR
+                         ,(MPARAM)nPos
+                         ,MPFROM2SHORT(0, (SHORT)nRange1)
+                        );
+            ::WinSendMsg( m_hWndScrollBarVert
+                         ,SBM_SETTHUMBSIZE
+                         ,MPFROM2SHORT( (SHORT)nThumbVisible
+                                       ,(SHORT)nRange1
+                                      )
+                         ,(MPARAM)0
+                        );
         }
         m_nYThumbSize = nThumbVisible;
     }
@@ -959,86 +950,31 @@ void wxWindowOS2::ScrollWindow(
 )
 {
     RECTL                           vRect;
-    RECTL                           vRect2;
+    RECTL                           vRectHorz;
+    RECTL                           vRectVert;
+    RECTL                           vRectChild;
 
-    nDy *= -1; // flip the sign of Dy as OS/2 is opposite wxWin.
     if (pRect)
     {
-        vRect2.xLeft   = pRect->x;
-        vRect2.yTop    = pRect->y + pRect->height;
-        vRect2.xRight  = pRect->x + pRect->width;
-        vRect2.yBottom = pRect->y;
+        vRect.xLeft   = pRect->x;
+        vRect.yTop    = pRect->y + pRect->height;
+        vRect.xRight  = pRect->x + pRect->width;
+        vRect.yBottom = pRect->y;
     }
     else
     {
-        ::WinQueryWindowRect(GetHwnd(), &vRect2);
-        ::WinQueryWindowRect(m_hWndScrollBarHorz, &vRect);
-        vRect2.yBottom += vRect.yTop - vRect.yBottom;
-        ::WinQueryWindowRect(m_hWndScrollBarVert, &vRect);
-        vRect2.xRight -= vRect.xRight - vRect.xLeft;
-
-    }
-    if (pRect)
-        ::WinScrollWindow( GetHwnd()
-                          ,(LONG)nDx
-                          ,(LONG)nDy
-                          ,&vRect2
-                          ,NULL
-                          ,NULLHANDLE
-                          ,NULL
-                          ,SW_INVALIDATERGN
-                         );
-    else
-        ::WinScrollWindow( GetHwnd()
-                          ,nDx
-                          ,nDy
-                          ,NULL
-                          ,NULL
-                          ,NULLHANDLE
-                          ,NULL
-                          ,SW_INVALIDATERGN
-                         );
-
-    //
-    // Move the children
-    wxWindowList::Node*             pCurrent = GetChildren().GetFirst();
-    SWP                             vSwp;
-
-    while (pCurrent)
-    {
-        wxWindow*                   pChildWin = pCurrent->GetData();
-
-        if (pChildWin->GetHWND() != NULLHANDLE)
-        {
-            ::WinQueryWindowPos(pChildWin->GetHWND(), &vSwp);
-            ::WinQueryWindowRect(pChildWin->GetHWND(), &vRect);
-            if (pChildWin->GetHWND() == m_hWndScrollBarVert ||
-                pChildWin->GetHWND() == m_hWndScrollBarHorz)
-            {
-                ::WinSetWindowPos( pChildWin->GetHWND()
-                                  ,HWND_TOP
-                                  ,vSwp.x + nDx
-                                  ,vSwp.y + nDy
-                                  ,0
-                                  ,0
-                                  ,SWP_MOVE | SWP_SHOW | SWP_ZORDER
-                                 );
-            }
-            else
-            {
-                ::WinSetWindowPos( pChildWin->GetHWND()
-                                  ,HWND_BOTTOM
-                                  ,vSwp.x + nDx
-                                  ,vSwp.y + nDy
-                                  ,0
-                                  ,0
-                                  ,SWP_MOVE | SWP_ZORDER
-                                 );
-                ::WinInvalidateRect(pChildWin->GetHWND(), &vRect, FALSE);
-            }
-        }
-        pCurrent = pCurrent->GetNext();
+        ::WinQueryWindowRect(GetHwnd(), &vRect);
     }
+    nDy *= -1; // flip the sign of Dy as OS/2 is opposite Windows.
+    ::WinScrollWindow( GetHwnd()
+                      ,(LONG)nDx
+                      ,(LONG)nDy
+                      ,&vRect
+                      ,&vRect
+                      ,NULLHANDLE
+                      ,NULL
+                      ,SW_SCROLLCHILDREN | SW_INVALIDATERGN
+                     );
 } // end of wxWindowOS2::ScrollWindow
 
 // ---------------------------------------------------------------------------
@@ -1051,9 +987,20 @@ void wxWindowOS2::SubclassWin(
 {
     HWND                            hwnd = (HWND)hWnd;
 
-    wxASSERT_MSG( !m_fnOldWndProc, wxT("subclassing window twice?") );
     wxCHECK_RET(::WinIsWindow(vHabmain, hwnd), wxT("invalid HWND in SubclassWin") );
-    m_fnOldWndProc = (WXFARPROC) ::WinSubclassWindow(hwnd, (PFNWP)wxWndProc);
+    wxAssociateWinWithHandle( hWnd
+                             ,(wxWindow*)this
+                            );
+    if (!wxCheckWindowWndProc( hWnd
+                              ,(WXFARPROC)wxWndProc
+                             ))
+    {
+        m_fnOldWndProc = (WXFARPROC) ::WinSubclassWindow(hwnd, (PFNWP)wxWndProc);
+    }
+    else
+    {
+        m_fnOldWndProc = (WXFARPROC)NULL;
+    }
 } // end of wxWindowOS2::SubclassWin
 
 void wxWindowOS2::UnsubclassWin()
@@ -1357,6 +1304,10 @@ void wxWindowOS2::Refresh(
         }
         else
             ::WinInvalidateRect(hWnd, NULL, bEraseBack);
+        if (m_hWndScrollBarHorz != NULLHANDLE)
+            ::WinInvalidateRect(m_hWndScrollBarHorz, NULL, TRUE);
+        if (m_hWndScrollBarVert != NULLHANDLE)
+            ::WinInvalidateRect(m_hWndScrollBarVert, NULL, TRUE);
     }
 } // end of wxWindowOS2::Refresh
 
@@ -1531,10 +1482,65 @@ void wxWindowOS2::DoGetClientSize(
     RECTL                           vRect;
 
    ::WinQueryWindowRect(hWnd, &vRect);
+    if (IsKindOf(CLASSINFO(wxDialog)))
+    {
+        RECTL                       vTitle;
+        HWND                        hWndTitle;
+        //
+        // For a Dialog we have to explicitly request the client portion.
+        // For a Frame the hWnd IS the client window
+        //
+        hWndTitle = ::WinWindowFromID(hWnd, FID_TITLEBAR);
+        if (::WinQueryWindowRect(hWndTitle, &vTitle))
+        {
+            if (vTitle.yTop - vTitle.yBottom == 0)
+            {
+                //
+                // Dialog has not been created yet, use a default
+                //
+                vTitle.yTop = 20;
+            }
+            vRect.yTop -= (vTitle.yTop - vTitle.yBottom);
+        }
+
+        ULONG                       uStyle = ::WinQueryWindowULong(hWnd, QWL_STYLE);
+
+        //
+        // Deal with borders
+        //
+        if (uStyle & FCF_DLGBORDER)
+        {
+            vRect.xLeft += 4;
+            vRect.xRight -= 4;
+            vRect.yTop -= 4;
+            vRect.yBottom += 4;
+        }
+        else if (uStyle & FCF_SIZEBORDER)
+        {
+            vRect.xLeft += 4;
+            vRect.xRight -= 4;
+            vRect.yTop -= 4;
+            vRect.yBottom += 4;
+        }
+        else if (uStyle & FCF_BORDER)
+        {
+            vRect.xLeft += 2;
+            vRect.xRight -= 2;
+            vRect.yTop -= 2;
+            vRect.yBottom += 2;
+        }
+        else // make some kind of adjustment or top sizers ram into the titlebar!
+        {
+            vRect.xLeft += 3;
+            vRect.xRight -= 3;
+            vRect.yTop -= 3;
+            vRect.yBottom += 3;
+        }
+    }
     if (pWidth)
-        *pWidth  = vRect.xRight;
+        *pWidth  = vRect.xRight - vRect.xLeft;
     if (pHeight)
-        *pHeight = vRect.yTop;
+        *pHeight = vRect.yTop - vRect.yBottom;
 } // end of wxWindowOS2::DoGetClientSize
 
 void wxWindowOS2::DoMoveWindow(
@@ -1548,7 +1554,7 @@ void wxWindowOS2::DoMoveWindow(
     HWND                            hParent;
     wxWindow*                       pParent = GetParent();
 
-    if (pParent)
+    if (pParent && !IsKindOf(CLASSINFO(wxDialog)))
     {
         int                         nOS2Height = GetOS2ParentHeight(pParent);
 
@@ -1569,6 +1575,55 @@ void wxWindowOS2::DoMoveWindow(
                       ,(LONG)nHeight
                       ,SWP_ZORDER | SWP_SIZE | SWP_MOVE | SWP_SHOW
                      );
+    if (m_vWinSwp.cx == 0 && m_vWinSwp.cy == 0 && m_vWinSwp.fl == 0)
+        //
+        // Uninitialized
+        //
+        ::WinQueryWindowPos(GetHwnd(), &m_vWinSwp);
+    else
+    {
+        int                         nYDiff = m_vWinSwp.cy - nHeight;
+
+        //
+        // Handle resizing of scrolled windows.  The target or window to
+        // be scrolled is the owner (gets the scroll notificaitons).  The
+        // parent is usually the parent frame of the scrolled panel window.
+        // In order to show the scrollbars the target window will be shrunk
+        // by the size of the scroll bar widths (20) and moved in the X and Y
+        // directon.  That value will be computed as part of the diff for
+        // moving the children.  Everytime the window is sized the
+        // toplevel OnSize is going to resize the panel to fit the client
+        // or the whole sizer and will need to me resized. This will send
+        // a WM_SIZE out which will be intercepted by the ScrollHelper
+        // which will cause the scrollbars to be displayed via the SetScrollbar
+        // call in CWindow.
+        //
+        if ( pParent->IsKindOf(CLASSINFO(wxGenericScrolledWindow)) ||
+             pParent->IsKindOf(CLASSINFO(wxScrolledWindow))
+           )
+        {
+            int                     nAdjustWidth  = 0;
+            int                     nAdjustHeight = 0;
+            SWP                     vSwpScroll;
+
+            if (GetScrollBarHorz() != NULLHANDLE)
+                nAdjustHeight = 20L;
+            if (GetScrollBarVert() != NULLHANDLE)
+                nAdjustWidth = 20L;
+            ::WinQueryWindowPos(GetHWND(), &vSwpScroll);
+            ::WinSetWindowPos( GetHWND()
+                              ,HWND_TOP
+                              ,vSwpScroll.x
+                              ,vSwpScroll.y + nAdjustHeight
+                              ,vSwpScroll.cx - nAdjustWidth
+                              ,vSwpScroll.cy - nAdjustHeight
+                              ,SWP_MOVE | SWP_SIZE
+                             );
+            nYDiff += 20;
+        }
+        MoveChildren(nYDiff);
+        ::WinQueryWindowPos(GetHwnd(), &m_vWinSwp);
+    }
 } // end of wxWindowOS2::DoMoveWindow
 
 //
@@ -1610,7 +1665,7 @@ void wxWindowOS2::DoSetSize(
     int                             nY2 = nY;
     wxWindow*                       pParent = (wxWindow*)GetParent();
 
-    if (pParent)
+    if (pParent && !IsKindOf(CLASSINFO(wxDialog)))
     {
         int                         nOS2Height = GetOS2ParentHeight(pParent);
 
@@ -1947,8 +2002,8 @@ static void wxYieldForCommandsOnly()
     //
     QMSG                            vMsg;
 
-    while (::WinPeekMsg(vHabmain, &vMsg, (HWND)0, WM_COMMAND,
-           WM_COMMAND,PM_REMOVE) && vMsg.msg != WM_QUIT)
+    while (::WinPeekMsg(vHabmain, &vMsg, (HWND)0, WM_COMMAND, WM_COMMAND, PM_REMOVE)
+           && vMsg.msg != WM_QUIT)
     {
         wxTheApp->DoMessage((WXMSG*)&vMsg);
     }
@@ -1962,9 +2017,10 @@ bool wxWindowOS2::DoPopupMenu(
 , int                               nY
 )
 {
-    HWND                            hWnd = GetHwnd();
-    HWND                            hWndParent = GetParent() ? GetWinHwnd(GetParent()) : (HWND)0;
+    HWND                            hWndOwner = GetHwnd();
+    HWND                            hWndParent = GetHwnd();
     HWND                            hMenu = GetHmenuOf(pMenu);
+    bool                            bIsWaiting = TRUE;
 
     pMenu->SetInvokingWindow(this);
     pMenu->UpdateUI();
@@ -1975,23 +2031,27 @@ bool wxWindowOS2::DoPopupMenu(
     wxCurrentPopupMenu = pMenu;
 
     ::WinPopupMenu( hWndParent
-                   ,hWnd
+                   ,hWndOwner
                    ,hMenu
                    ,nX
                    ,nY
                    ,0L
-                   ,PU_MOUSEBUTTON2DOWN | PU_MOUSEBUTTON2 | PU_KEYBOARD
+                   ,PU_HCONSTRAIN | PU_VCONSTRAIN | PU_MOUSEBUTTON1 | PU_KEYBOARD
                   );
-    // we need to do it righ now as otherwise the events are never going to be
-    // sent to wxCurrentPopupMenu from ;()
-    //
-    // note that even eliminating (ugly) wxCurrentPopupMenu global wouldn't
-    // help and we'd still need wxYieldForCommandsOnly() as the menu may be
-    // destroyed as soon as we return (it can be a local variable in the caller
-    // for example) and so we do need to process the event immediately
-    wxYieldForCommandsOnly();
-    wxCurrentPopupMenu = NULL;
 
+    while(bIsWaiting)
+    {
+        QMSG                            vMsg;
+        BOOL                            bRc = ::WinGetMsg(vHabmain, &vMsg, HWND(NULL), 0, 0);
+
+        if (vMsg.msg == WM_MENUEND || vMsg.msg == WM_COMMAND)
+        {
+            bIsWaiting = FALSE;
+        }
+        ::WinDispatchMsg(vHabmain, (PQMSG)&vMsg);
+
+    }
+    wxCurrentPopupMenu = NULL;
     pMenu->SetInvokingWindow(NULL);
     return TRUE;
 } // end of wxWindowOS2::DoPopupMenu
@@ -2210,6 +2270,14 @@ bool wxWindowOS2::OS2TranslateMessage(
 #endif //wxUSE_ACCEL
 } // end of wxWindowOS2::OS2TranslateMessage
 
+bool wxWindowOS2::OS2ShouldPreProcessMessage(
+  WXMSG*                            pMsg
+)
+{
+    // preprocess all messages by default
+    return TRUE;
+} // end of wxWindowOS2::OS2ShouldPreProcessMessage
+
 // ---------------------------------------------------------------------------
 // message params unpackers
 // ---------------------------------------------------------------------------
@@ -2330,7 +2398,18 @@ MRESULT EXPENTRY wxWndProc(
     else
     {
         if (pWnd)
+        {
             rc = pWnd->OS2WindowProc(ulMsg, wParam, lParam);
+            if ( (pWnd->GetScrollBarHorz() != NULLHANDLE ||
+                  pWnd->GetScrollBarVert() != NULLHANDLE) &&
+                  ulMsg == WM_PAINT)
+            {
+                if (pWnd->GetScrollBarHorz() != NULLHANDLE)
+                    ::WinInvalidateRect(pWnd->GetScrollBarHorz(), NULL, TRUE);
+                if (pWnd->GetScrollBarVert() != NULLHANDLE)
+                    ::WinInvalidateRect(pWnd->GetScrollBarVert(), NULL, TRUE);
+            }
+        }
         else
             rc = ::WinDefWindowProc(hWnd, ulMsg, wParam, lParam);
     }
@@ -2396,6 +2475,42 @@ MRESULT wxWindowOS2::OS2WindowProc(
                                    );
             break;
 
+        case WM_WINDOWPOSCHANGED:
+
+            //
+            // Dialogs under OS/2 do not get WM_SIZE events at all.
+            // Instead they get this, which can function much like WM_SIZE
+            // PSWP contains the new sizes and positioning, PSWP+1 the old
+            // We use this because ADJUSTWINDOWPOS comes BEFORE the new
+            // position is added and our auto layout does a WinQueryWindowRect
+            // to get the CURRENT client size.  That is the size used to position
+            // child controls, so we need to already be sized
+            // in order to get the child controls positoned properly.
+            //
+            if (IsKindOf(CLASSINFO(wxDialog)) || IsKindOf(CLASSINFO(wxFrame)))
+            {
+                PSWP                pSwp = (PSWP)PVOIDFROMMP(wParam);
+                PSWP                pSwp2 = pSwp++;
+
+                if (!(pSwp->cx == pSwp2->cx &&
+                      pSwp->cy == pSwp2->cy))
+                    bProcessed = HandleSize( pSwp->cx
+                                            ,pSwp->cy
+                                            ,(WXUINT)lParam
+                                           );
+                if (IsKindOf(CLASSINFO(wxFrame)))
+                {
+                    wxFrame*            pFrame = wxDynamicCast(this, wxFrame);
+
+                    if (pFrame)
+                    {
+                        if (pFrame->GetStatusBar())
+                            pFrame->PositionStatusBar();
+                    }
+                }
+            }
+            break;
+
         case WM_ACTIVATE:
             {
                 WXWORD              wState;
@@ -2459,8 +2574,8 @@ MRESULT wxWindowOS2::OS2WindowProc(
         case WM_BUTTON3MOTIONEND:
         case WM_BUTTON3MOTIONSTART:
             {
-                short x = LOWORD(lParam);
-                short y = HIWORD(lParam);
+                short x = LOWORD(wParam);
+                short y = HIWORD(wParam);
 
                 bProcessed = HandleMouseEvent(uMsg, x, y, (WXUINT)wParam);
             }
@@ -2721,12 +2836,16 @@ MRESULT wxWindowOS2::OS2WindowProc(
 #endif // __WXDEBUG__
         if (IsKindOf(CLASSINFO(wxFrame)))
             mResult = ::WinDefWindowProc(m_hWnd, uMsg, wParam, lParam);
+        else if (IsKindOf(CLASSINFO(wxDialog)))
+            mResult = ::WinDefDlgProc( m_hWnd, uMsg, wParam, lParam);
         else
             mResult = OS2DefWindowProc(uMsg, wParam, lParam);
     }
     return mResult;
 } // end of wxWindowOS2::OS2WindowProc
 
+#ifndef __EMX__
+// clashes with wxDlgProc in toplevel.cpp?
 //
 // Dialog window proc
 //
@@ -2753,6 +2872,7 @@ MRESULT wxDlgProc(
         return (MRESULT)0;
     }
 } // end of wxDlgProc
+#endif
 
 wxWindow* wxFindWinFromHandle(
   WXHWND                            hWnd
@@ -2811,40 +2931,6 @@ void wxWindowOS2::OS2DestroyWindow()
 {
 }
 
-void wxWindowOS2::OS2DetachWindowMenu()
-{
-#ifndef __WXUNIVERSAL__
-    if (m_hMenu)
-    {
-        HMENU                       hMenu = (HMENU)m_hMenu;
-
-        int                         nN = (int)::WinSendMsg(hMenu, MM_QUERYITEMCOUNT, 0, 0);
-        int                         i;
-
-        for (i = 0; i < nN; i++)
-        {
-            wxChar                   zBuf[100];
-            int                      nChars = (int)::WinSendMsg( hMenu
-                                                                ,MM_QUERYITEMTEXT
-                                                                ,MPFROM2SHORT(i, nN)
-                                                                ,zBuf
-                                                               );
-            if (!nChars)
-            {
-                wxLogLastError(wxT("GetMenuString"));
-                continue;
-            }
-
-            if (wxStrcmp(zBuf, wxT("&Window")) == 0)
-            {
-                ::WinSendMsg(hMenu, MM_DELETEITEM, MPFROM2SHORT(i, TRUE), 0);
-                break;
-            }
-        }
-    }
-#endif // __WXUNIVERSAL__
-} // end of wxWindowOS2::OS2DetachWindowMenu
-
 bool wxWindowOS2::OS2GetCreateWindowCoords(
   const wxPoint&                    rPos
 , const wxSize&                     rSize
@@ -2966,17 +3052,22 @@ bool wxWindowOS2::OS2Create(
     //
     if (pParent)
     {
-        if (IsKindOf(CLASSINFO(wxStatusBar)) &&
-            pParent->IsKindOf(CLASSINFO(wxFrame)))
+        if ( pParent->IsKindOf(CLASSINFO(wxGenericScrolledWindow)) ||
+             pParent->IsKindOf(CLASSINFO(wxScrolledWindow))
+           )
         {
-            RECTL                   vRect;
-            wxFrame*                pFrame = wxDynamicCast(pParent, wxFrame);
+            if (IsKindOf(CLASSINFO(wxStatusBar)) &&
+                pParent->IsKindOf(CLASSINFO(wxFrame)))
+            {
+                RECTL               vRect;
+                wxFrame*            pFrame = wxDynamicCast(pParent, wxFrame);
 
-            ::WinQueryWindowRect((HWND)pFrame->GetFrame(), &vRect);
-            nY = vRect.yTop - (nY + nHeight);
+                ::WinQueryWindowRect((HWND)pFrame->GetFrame(), &vRect);
+                nY = vRect.yTop - (nY + nHeight);
+            }
+            else
+                nY = pParent->GetSize().y - (nY + nHeight);
         }
-        else
-            nY = pParent->GetSize().y - (nY + nHeight);
     }
     else
     {
@@ -3006,7 +3097,7 @@ bool wxWindowOS2::OS2Create(
         return FALSE;
     }
     SubclassWin(m_hWnd);
-    SetFont(wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT));
+    SetFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT));
     SetSize( nX
             ,nY
             ,nWidth
@@ -3086,6 +3177,13 @@ bool wxWindowOS2::HandleSetFocus(
   WXHWND                            WXUNUSED(hWnd)
 )
 {
+    //
+    // Notify the parent keeping track of focus for the kbd navigation
+    // purposes that we got it
+    //
+    wxChildFocusEvent               vEventFocus((wxWindow *)this);
+    (void)GetEventHandler()->ProcessEvent(vEventFocus);
+
 #if wxUSE_CARET
     //
     // Deal with caret
@@ -4014,13 +4112,14 @@ void wxWindowOS2::MoveChildren(
             vSwp.x -= pCtrl->GetXComp();
         }
         ::WinSetWindowPos( GetHwndOf(pWin)
-                          ,HWND_TOP
+                          ,HWND_BOTTOM
                           ,vSwp.x
                           ,vSwp.y - nDiff
                           ,vSwp.cx
                           ,vSwp.cy
-                          ,SWP_MOVE
+                          ,SWP_MOVE | SWP_ZORDER
                          );
+        ::WinQueryWindowPos(GetHwndOf(pWin), pWin->GetSwp());
         if (pWin->IsKindOf(CLASSINFO(wxRadioBox)))
         {
             wxRadioBox*     pRadioBox;
@@ -4065,6 +4164,8 @@ void wxWindowOS2::MoveChildren(
 //
 //  3)  The controls are children of a panel, which in turn is a child of
 //      a frame.
+//      The panel may be one of many, in which case the same treatment
+//      as 1 applies. It may be the only child, though.
 //      This is the nastiest case.  A panel is created as the only child of
 //      the frame and as such, when a frame has only one child, the child is
 //      expanded to fit the entire client area of the frame.  Because the
@@ -4087,7 +4188,7 @@ int wxWindowOS2::GetOS2ParentHeight(
     // Case 1
     //
     if (pParent->IsKindOf(CLASSINFO(wxDialog)))
-        return(pParent->GetSize().y);
+        return(pParent->GetClientSize().y);
 
     //
     // Case 2 -- if we are one of the separately built standard Frame
@@ -4105,12 +4206,16 @@ int wxWindowOS2::GetOS2ParentHeight(
         else
             return(pParent->GetClientSize().y);
     }
-
     //
-    // Case 3 -- this is for any window that is the sole child of a Frame.
-    //           The grandparent must exist and it must be of type CFrame
-    //           and it's height must be different. Otherwise the standard
-    //           applies.
+    // Case 3a -- One of many Frame children.  Will be positioned normally
+    //
+    else if (pParent->GetChildren().GetCount() > 1)
+        return(pParent->GetClientSize().y);
+    //
+    // Case 3b -- this is for any window that is the sole child of a Frame.
+    //            The grandparent must exist and it must be of type CFrame
+    //            and it's height must be different. Otherwise the standard
+    //            applies.
     //
     else
     {
@@ -4141,6 +4246,10 @@ int wxWindowOS2::GetOS2ParentHeight(
     return(0L);
 } // end of wxWindowOS2::GetOS2ParentHeight
 
+//
+// OS/2 needs a lot extra manipulation to deal with layouts
+// for canvas windows, particularly scrolled ones.
+//
 wxWindowCreationHook::wxWindowCreationHook(
   wxWindow*                         pWinBeingCreated
 )