warning fix

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

diff --git a/src/os2/window.cpp b/src/os2/window.cpp
index 94d3060d5e1b3deb8e471ee948d0762c3fc60343..d032c864b75408ddb315af74c11817f2f8921845 100644 (file)
--- a/src/os2/window.cpp
+++ b/src/os2/window.cpp
@@ -273,8 +273,10 @@ void wxWindow::Init()
     //
     // wxWnd
     //
     //
     // wxWnd
     //

-    m_hMenu = 0;
-    m_hWnd = 0;
+    m_hMenu             = 0L;
+    m_hWnd              = 0L;
+    m_hWndScrollBarHorz = 0L;
+    m_hWndScrollBarVert = 0L;

 
     //
     // Pass WM_GETDLGCODE to DefWindowProc()
 
     //
     // Pass WM_GETDLGCODE to DefWindowProc()


@@ -345,12 +347,23 @@ bool wxWindow::Create(
 
     if (pParent)
     {
 
     if (pParent)
     {

+        int                         nTempy;
+

         pParent->AddChild(this);
         hParent = GetWinHwnd(pParent);
         //
         // OS2 uses normal coordinates, no bassackwards Windows ones
         //
         pParent->AddChild(this);
         hParent = GetWinHwnd(pParent);
         //
         // OS2 uses normal coordinates, no bassackwards Windows ones
         //

-        vPos.y = pParent->GetSize().y - (vPos.y + rSize.y);
+        nTempy = pParent->GetSize().y - (vPos.y + rSize.y);
+#if 0
+        if (nTempy < 0)
+        {
+            nTempy = pParent->GetSize().y + (vPos.y + rSize.y);
+            pParent->SetSize(0, 0, pParent->GetSize().x, nTempy);
+            nTempy = pParent->GetSize().y - (vPos.y + rSize.y);
+        }
+#endif
+        vPos.y = nTempy;

     }
     else
     {
     }
     else
     {


@@ -600,7 +613,24 @@ void wxWindow::SetScrollRange(
 , bool                              bRefresh
 )
 {
 , bool                              bRefresh
 )
 {

-    ::WinSendMsg(GetHwnd(), SBM_SETSCROLLBAR, (MPARAM)0, MPFROM2SHORT(0, nRange));
+    int                             nRange1 = nRange;
+    int                             nPageSize = GetScrollPage(nOrient);
+
+    if (nPpageSize > 1 && nRange > 0)
+    {
+        nRange1 += (nPageSize - 1);
+    }
+
+    if (nOrient == wxHORIZONTAL)
+    {
+        ::WinSendMsg(m_hWndScrollBarHorz, SBM_SETSCROLLBAR, (MPARAM)0, MPFROM2SHORT(0, (SHORT)nRange1));
+        ::WinSendMsg(m_hWndScrollBarHorz, SBM_SETTHUMBSIZE, MPFROM2SHORT((SHORT)nThumbVisible, (SHORT)nRange1), (MPARAM)0);
+    }
+    else
+    {
+        ::WinSendMsg(m_hWndScrollBarVert, SBM_SETSCROLLBAR, (MPARAM)0, MPFROM2SHORT(0, (SHORT)nRange1));
+        ::WinSendMsg(m_hWndScrollBarVert, SBM_SETTHUMBSIZE, MPFROM2SHORT((SHORT)nThumbVisible, (SHORT)nRange1), (MPARAM)0);
+    }

 } // end of wxWindow::SetScrollRange
 
 void wxWindow::SetScrollPage(
 } // end of wxWindow::SetScrollRange
 
 void wxWindow::SetScrollPage(


@@ -609,11 +639,11 @@ void wxWindow::SetScrollPage(
 , bool                              bRefresh
 )
 {
 , bool                              bRefresh
 )
 {

-    if ( orient == wxHORIZONTAL )
-        m_xThumbSize = page;
+    if (nOrient == wxHORIZONTAL )
+        m_nXThumbSize = nPage;

     else
     else

-        m_yThumbSize = page;
-}
+        m_nYThumbSize = nPage;
+} // end of wxWindow::SetScrollPage

 
 int wxWindow::OldGetScrollRange(
   int                               nOrient
 
 int wxWindow::OldGetScrollRange(
   int                               nOrient


@@ -645,7 +675,10 @@ int  wxWindow::GetScrollPos(
   int                               nOrient
 ) const
 {
   int                               nOrient
 ) const
 {

-    return((int)::WinSendMsg(GetHwnd(), SBM_QUERYPOS, (MPARAM)NULL, (MPARAM)NULL));
+    if (nOrient == wxHORIZONTAL)
+        return((int)::WinSendMsg(m_hWndScrollBarHorz, SBM_QUERYPOS, (MPARAM)NULL, (MPARAM)NULL));
+    else
+        return((int)::WinSendMsg(m_hWndScrollBarVert, SBM_QUERYPOS, (MPARAM)NULL, (MPARAM)NULL));

 } // end of wxWindow::GetScrollPos
 
 int wxWindow::GetScrollRange(
 } // end of wxWindow::GetScrollPos
 
 int wxWindow::GetScrollRange(


@@ -654,7 +687,10 @@ int wxWindow::GetScrollRange(
 {
     MRESULT                         mr;
 
 {
     MRESULT                         mr;
 

-    mr = ::WinSendMsg(GetHwnd(), SBM_QUERYRANGE, (MPARAM)NULL, (MPARAM)NULL);
+    if (nOrient == wxHORIZONTAL)
+        mr = ::WinSendMsg(m_hWndScrollBarHorz, SBM_QUERYRANGE, (MPARAM)NULL, (MPARAM)NULL);
+    else
+        mr = ::WinSendMsg(m_hWndScrollBarVert, SBM_QUERYRANGE, (MPARAM)NULL, (MPARAM)NULL);

     return((int)SHORT2FROMMR(mr));
 } // end of wxWindow::GetScrollRange
 
     return((int)SHORT2FROMMR(mr));
 } // end of wxWindow::GetScrollRange
 


@@ -662,12 +698,10 @@ int wxWindow::GetScrollThumb(
   int                               nOrient
 ) const
 {
   int                               nOrient
 ) const
 {

-    WNDPARAMS                       vWndParams;
-    PSBCDATA                        pSbcd;
-
-    ::WinSendMsg(GetHwnd(), WM_QUERYWINDOWPARAMS, (MPARAM)&vWndParams, (MPARAM)NULL);
-    pSbcd = (PSBCDATA)vWndParams.pCtlData;
-    return((int)pSbcd->posThumb);
+    if (nOrient == wxHORIZONTAL )
+        return m_nXThumbSize;
+    else
+        return m_nYThumbSize;

 } // end of wxWindow::GetScrollThumb
 
 void wxWindow::SetScrollPos(
 } // end of wxWindow::GetScrollThumb
 
 void wxWindow::SetScrollPos(


@@ -676,7 +710,10 @@ void wxWindow::SetScrollPos(
 , bool                              bRefresh
 )
 {
 , bool                              bRefresh
 )
 {

-    ::WinSendMsg(GetHwnd(), SBM_SETPOS, (MPARAM)nPos, (MPARAM)NULL);
+    if (nOrient == wxHORIZONTAL )
+        ::WinSendMsg(m_hWndScrollBarHorz, SBM_SETPOS, (MPARAM)nPos, (MPARAM)NULL);
+    else
+        ::WinSendMsg(m_hWndScrollBarVert, SBM_SETPOS, (MPARAM)nPos, (MPARAM)NULL);

 } // end of wxWindow::SetScrollPos(
 
 void wxWindow::SetScrollbar(
 } // end of wxWindow::SetScrollPos(
 
 void wxWindow::SetScrollbar(


@@ -687,13 +724,129 @@ void wxWindow::SetScrollbar(
 , bool                              bRefresh
 )
 {
 , bool                              bRefresh
 )
 {

-    ::WinSendMsg(GetHwnd(), SBM_SETSCROLLBAR, (MPARAM)nPos, MPFROM2SHORT(0, nRange));
-    if (nOrient == wxHORIZONTAL)
+    int                             nOldRange = nRange - nThumbVisible;
+    int                             nRange1 = nOldRange;
+    int                             nPageSize = nThumbVisible;
+    SBCDATA                         vInfo;
+    HWND                            hWnd = GetHwnd();
+    ULONG                           ulStyle = WS_VISIBLE | WS_SYNCPAINT;
+    RECTL                           vRect;
+
+    ::WinQueryWindowRect(hWnd, &vRect);
+    if (nPageSize > 1 && nRange > 0)

     {
     {

-        m_nXThumbSize = nThumbVisible;
+        nRange1 += (nPageSize - 1);
+    }
+
+    vInfo.cb = sizeof(SBCDATA);
+    vInfo.posFirst = 0;
+    vInfo.posLast = (SHORT)nRange1;
+    vInfo.posThumb = nPos;
+
+    if (nOrient == wxHORIZONTAL )
+    {
+        ulStyle |= SBS_HORZ;
+        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!
+            //
+            m_hWndScrollBarHorz = ::WinCreateWindow( hWnd
+                                                    ,WC_SCROLLBAR
+                                                    ,(PSZ)NULL
+                                                    ,ulStyle
+                                                    ,vRect.xLeft
+                                                    ,vRect.yBottom
+                                                    ,vRect.xRight - vRect.xLeft
+                                                    ,20
+                                                    ,hWnd
+                                                    ,HWND_TOP
+                                                    ,FID_HORZSCROLL
+                                                    ,&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.
+            //
+            ::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);
+        }

     }
     else
     {
     }
     else
     {

+        ulStyle |= SBS_VERT;
+        if (m_hWndScrollBarVert == 0L)
+        {
+            m_hWndScrollBarVert = ::WinCreateWindow( hWnd
+                                                    ,WC_SCROLLBAR
+                                                    ,(PSZ)NULL
+                                                    ,ulStyle
+                                                    ,vRect.xRight - 20
+                                                    ,vRect.yBottom + 20
+                                                    ,20
+                                                    ,vRect.yTop - (vRect.yBottom + 20)
+                                                    ,hWnd
+                                                    ,HWND_TOP
+                                                    ,FID_VERTSCROLL
+                                                    ,&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.
+            //
+            ::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);
+        }

         m_nYThumbSize = nThumbVisible;
     }
 } // end of wxWindow::SetScrollbar
         m_nYThumbSize = nThumbVisible;
     }
 } // end of wxWindow::SetScrollbar


@@ -704,20 +857,67 @@ void wxWindow::ScrollWindow(
 , const wxRect*                     pRect
 )
 {
 , const wxRect*                     pRect
 )
 {

+    RECTL                           vRect;

     RECTL                           vRect2;
 
     RECTL                           vRect2;
 

+    nDy *= -1; // flip the sign of Dy as OS/2 is opposite wxWin.

     if (pRect)
     {
         vRect2.xLeft   = pRect->x;
     if (pRect)
     {
         vRect2.xLeft   = pRect->x;

-        vRect2.yTop    = pRect->y;
+        vRect2.yTop    = pRect->y + pRect->height;

         vRect2.xRight  = pRect->x + pRect->width;
         vRect2.xRight  = pRect->x + pRect->width;

-        vRect2.yBottom = pRect->y + pRect->height;
+        vRect2.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)
     if (pRect)

-        ::WinScrollWindow(GetHwnd(), (LONG)nDx, (LONG)nDy, &vRect2, NULL, NULLHANDLE, NULL, 0L);
+        ::WinScrollWindow( GetHwnd()
+                          ,(LONG)nDx
+                          ,(LONG)nDy
+                          ,&vRect2
+                          ,NULL
+                          ,NULLHANDLE
+                          ,NULL
+                          ,SW_INVALIDATERGN
+                         );

     else
     else

-        ::WinScrollWindow(GetHwnd(), nDx, nDy, NULL, NULL, NULLHANDLE, NULL, 0L);
+        ::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();
+
+        ::WinQueryWindowPos(pChildWin->GetHWND(), &vSwp);
+        ::WinSetWindowPos( pChildWin->GetHWND()
+                          ,HWND_TOP
+                          ,vSwp.x + nDx
+                          ,vSwp.y + nDy
+                          ,0
+                          ,0
+                          , SWP_MOVE | SWP_SHOW
+                         );
+        pCurrent = pCurrent->GetNext();
+    }

 } // end of wxWindow::ScrollWindow
 
 // ---------------------------------------------------------------------------
 } // end of wxWindow::ScrollWindow
 
 // ---------------------------------------------------------------------------


@@ -1107,7 +1307,10 @@ void wxWindow::DoGetClientSize(
     HWND                            hWndClient;
     RECTL                           vRect;
 
     HWND                            hWndClient;
     RECTL                           vRect;
 

-    hWndClient = ::WinWindowFromID(GetHwnd(), FID_CLIENT);
+    if (IsKindOf(CLASSINFO(wxFrame)))
+        hWndClient = ::WinWindowFromID(GetHwnd(), FID_CLIENT);
+    else
+        hWndClient = NULLHANDLE;

     if( hWndClient == NULLHANDLE)
        ::WinQueryWindowRect(GetHwnd(), &vRect);
     else
     if( hWndClient == NULLHANDLE)
        ::WinQueryWindowRect(GetHwnd(), &vRect);
     else


@@ -1761,9 +1964,18 @@ void wxWindow::UnpackScroll(
 , WXHWND*                           phWnd
 )
 {
 , WXHWND*                           phWnd
 )
 {

-    *pCode = LOWORD(wParam);
-    *pPos  = HIWORD(wParam);
-    *phWnd = (WXHWND)lParam;
+    ULONG                           ulId;
+    HWND                            hWnd;
+
+    ulId    = (ULONG)LONGFROMMP(wParam);
+    hWnd = ::WinWindowFromID(GetHwnd(), ulId);
+    if (hWnd == m_hWndScrollBarHorz || hWnd == m_hWndScrollBarVert)
+        *phWnd = NULLHANDLE;
+    else
+        *phWnd = hWnd;
+
+    *pPos  = SHORT1FROMMP(lParam);
+    *pCode = SHORT2FROMMP(lParam);

 } // end of wxWindow::UnpackScroll
 
 void wxWindow::UnpackMenuSelect(
 } // end of wxWindow::UnpackScroll
 
 void wxWindow::UnpackMenuSelect(