From b7d8f285c3df03a267d6ccb7ad38380f684310ea Mon Sep 17 00:00:00 2001 From: David Webster Date: Mon, 14 May 2001 21:29:45 +0000 Subject: [PATCH] More scrolling stuff git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@10159 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775 --- src/os2/window.cpp | 118 +++++++++++++++++++++++++++++++++++---------- 1 file changed, 92 insertions(+), 26 deletions(-) diff --git a/src/os2/window.cpp b/src/os2/window.cpp index c1f50464dc..14726230ab 100644 --- a/src/os2/window.cpp +++ b/src/os2/window.cpp @@ -347,12 +347,22 @@ bool wxWindow::Create( if (pParent) { + int nTempy; + 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); + } +#endif + vPos.y = nTempy; } else { @@ -602,7 +612,24 @@ void wxWindow::SetScrollRange( , 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( @@ -611,11 +638,11 @@ void wxWindow::SetScrollPage( , bool bRefresh ) { - if ( orient == wxHORIZONTAL ) - m_xThumbSize = page; + if (nOrient == wxHORIZONTAL ) + m_nXThumbSize = nPage; else - m_yThumbSize = page; -} + m_nYThumbSize = nPage; +} // end of wxWindow::SetScrollPage int wxWindow::OldGetScrollRange( int nOrient @@ -647,7 +674,10 @@ int wxWindow::GetScrollPos( 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( @@ -656,7 +686,10 @@ int wxWindow::GetScrollRange( { 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 @@ -664,12 +697,10 @@ int wxWindow::GetScrollThumb( 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( @@ -678,7 +709,10 @@ void wxWindow::SetScrollPos( , 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( @@ -713,7 +747,12 @@ void wxWindow::SetScrollbar( ulStyle |= SBS_HORZ; if (m_hWndScrollBarHorz == 0L) { - m_hWndScrollBarHorz = ::WinCreateWindow( hWnd + // + // 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_DESKTOP ,WC_SCROLLBAR ,(PSZ)NULL ,ulStyle @@ -723,7 +762,7 @@ void wxWindow::SetScrollbar( ,20 ,hWnd ,HWND_TOP - ,-1 + ,FID_HORZSCROLL ,&vInfo ,NULL ); @@ -763,7 +802,7 @@ void wxWindow::SetScrollbar( ulStyle |= SBS_VERT; if (m_hWndScrollBarVert == 0L) { - m_hWndScrollBarVert = ::WinCreateWindow( hWnd + m_hWndScrollBarVert = ::WinCreateWindow( HWND_DESKTOP ,WC_SCROLLBAR ,(PSZ)NULL ,ulStyle @@ -773,7 +812,7 @@ void wxWindow::SetScrollbar( ,vRect.yTop - vRect.yBottom ,hWnd ,HWND_TOP - ,-1 + ,FID_VERTSCROLL ,&vInfo ,NULL ); @@ -817,20 +856,38 @@ void wxWindow::ScrollWindow( , const wxRect* pRect ) { + RECTL vRect; RECTL vRect2; + nDy *= -1; // flip the sign of Dy as OS/2 is opposite wxWin. if (pRect) { vRect2.xLeft = pRect->x; - vRect2.yTop = pRect->y; + vRect2.yTop = pRect->y + pRect->height; vRect2.xRight = pRect->x + pRect->width; - vRect2.yBottom = pRect->y + pRect->height; + vRect2.yBottom = pRect->y; } if (pRect) - ::WinScrollWindow(GetHwnd(), (LONG)nDx, (LONG)nDy, &vRect2, NULL, NULLHANDLE, NULL, 0L); + ::WinScrollWindow( GetHwnd() + ,(LONG)nDx + ,(LONG)nDy + ,&vRect2 + ,NULL + ,NULLHANDLE + ,NULL + ,SW_SCROLLCHILDREN | SW_INVALIDATERGN + ); else - ::WinScrollWindow(GetHwnd(), nDx, nDy, NULL, NULL, NULLHANDLE, NULL, 0L); + ::WinScrollWindow( GetHwnd() + ,nDx + ,nDy + ,NULL + ,NULL + ,NULLHANDLE + ,NULL + ,SW_SCROLLCHILDREN | SW_INVALIDATERGN + ); } // end of wxWindow::ScrollWindow // --------------------------------------------------------------------------- @@ -1874,9 +1931,18 @@ void wxWindow::UnpackScroll( , 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( -- 2.45.2