Moved the ScrollWindow and ScrollDC functions to dlls/user/painting.c,
and removed windows/scroll.c.
This commit is contained in:
Alexandre Julliard
parent
6762313cdf
commit
40b7a50f8e
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@ -18,7 +18,6 @@ C_SRCS = \
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$(TOPOBJDIR)/windows/driver.c \
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$(TOPOBJDIR)/windows/driver.c \
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$(TOPOBJDIR)/windows/multimon.c \
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$(TOPOBJDIR)/windows/multimon.c \
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$(TOPOBJDIR)/windows/queue.c \
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$(TOPOBJDIR)/windows/queue.c \
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$(TOPOBJDIR)/windows/scroll.c \
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$(TOPOBJDIR)/windows/syscolor.c \
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$(TOPOBJDIR)/windows/syscolor.c \
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$(TOPOBJDIR)/windows/user.c \
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$(TOPOBJDIR)/windows/user.c \
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button.c \
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button.c \
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@ -361,6 +361,36 @@ static void update_now( HWND hwnd, UINT rdw_flags )
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}
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}
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/*************************************************************************
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* fix_caret
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*
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* Helper for ScrollWindowEx.
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*/
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static HWND fix_caret(HWND hWnd, LPRECT lprc, UINT flags)
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{
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GUITHREADINFO info;
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if (!GetGUIThreadInfo( GetCurrentThreadId(), &info )) return 0;
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if (!info.hwndCaret) return 0;
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if (info.hwndCaret == hWnd ||
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((flags & SW_SCROLLCHILDREN) && IsChild(hWnd, info.hwndCaret)))
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{
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POINT pt;
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pt.x = info.rcCaret.left;
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pt.y = info.rcCaret.top;
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MapWindowPoints( info.hwndCaret, hWnd, (LPPOINT)&info.rcCaret, 2 );
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if( IntersectRect(lprc, lprc, &info.rcCaret) )
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{
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HideCaret(0);
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lprc->left = pt.x;
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lprc->top = pt.y;
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return info.hwndCaret;
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}
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}
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return 0;
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}
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/***********************************************************************
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/***********************************************************************
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* BeginPaint (USER32.@)
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* BeginPaint (USER32.@)
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*/
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*/
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@ -692,3 +722,166 @@ INT WINAPI ExcludeUpdateRgn( HDC hdc, HWND hwnd )
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}
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}
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return ret;
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return ret;
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}
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}
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/*************************************************************************
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* ScrollWindowEx (USER32.@)
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*
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* Note: contrary to what the doc says, pixels that are scrolled from the
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* outside of clipRect to the inside are NOT painted.
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*
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*/
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INT WINAPI ScrollWindowEx( HWND hwnd, INT dx, INT dy,
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const RECT *rect, const RECT *clipRect,
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HRGN hrgnUpdate, LPRECT rcUpdate,
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UINT flags )
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{
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INT retVal = NULLREGION;
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BOOL bOwnRgn = TRUE;
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BOOL bUpdate = (rcUpdate || hrgnUpdate || flags & (SW_INVALIDATE | SW_ERASE));
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int rdw_flags;
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HRGN hrgnTemp;
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HRGN hrgnWinupd = 0;
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HDC hDC;
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RECT rc, cliprc;
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RECT caretrc;
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HWND hwndCaret = NULL;
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TRACE( "%p, %d,%d hrgnUpdate=%p rcUpdate = %p %s %04x\n",
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hwnd, dx, dy, hrgnUpdate, rcUpdate, wine_dbgstr_rect(rect), flags );
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TRACE( "clipRect = %s\n", wine_dbgstr_rect(clipRect));
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if( flags & ~( SW_SCROLLCHILDREN | SW_INVALIDATE | SW_ERASE))
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FIXME("some flags (%04x) are unhandled\n", flags);
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rdw_flags = (flags & SW_ERASE) && (flags & SW_INVALIDATE) ?
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RDW_INVALIDATE | RDW_ERASE : RDW_INVALIDATE ;
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if (!WIN_IsWindowDrawable( hwnd, TRUE )) return ERROR;
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hwnd = WIN_GetFullHandle( hwnd );
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GetClientRect(hwnd, &rc);
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if (rect) IntersectRect(&rc, &rc, rect);
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if (clipRect) IntersectRect(&cliprc,&rc,clipRect);
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else cliprc = rc;
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if( hrgnUpdate ) bOwnRgn = FALSE;
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else if( bUpdate ) hrgnUpdate = CreateRectRgn( 0, 0, 0, 0 );
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if( !IsRectEmpty(&cliprc) && (dx || dy)) {
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DWORD dcxflags = DCX_CACHE;
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DWORD style = GetWindowLongW( hwnd, GWL_STYLE );
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caretrc = rc;
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hwndCaret = fix_caret(hwnd, &caretrc, flags);
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if( style & WS_CLIPSIBLINGS) dcxflags |= DCX_CLIPSIBLINGS;
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if( GetClassLongW( hwnd, GCL_STYLE ) & CS_PARENTDC)
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dcxflags |= DCX_PARENTCLIP;
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if( !(flags & SW_SCROLLCHILDREN) && (style & WS_CLIPCHILDREN))
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dcxflags |= DCX_CLIPCHILDREN;
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hDC = GetDCEx( hwnd, 0, dcxflags);
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if (hDC)
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{
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ScrollDC( hDC, dx, dy, &rc, &cliprc, hrgnUpdate, rcUpdate );
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ReleaseDC( hwnd, hDC );
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if (!bUpdate)
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RedrawWindow( hwnd, NULL, hrgnUpdate, rdw_flags);
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}
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/* If the windows has an update region, this must be
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* scrolled as well. Keep a copy in hrgnWinupd
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* to be added to hrngUpdate at the end. */
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hrgnTemp = CreateRectRgn( 0, 0, 0, 0 );
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retVal = GetUpdateRgn( hwnd, hrgnTemp, FALSE );
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if (retVal != NULLREGION)
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{
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HRGN hrgnClip = CreateRectRgnIndirect(&cliprc);
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if( !bOwnRgn) {
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hrgnWinupd = CreateRectRgn( 0, 0, 0, 0);
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CombineRgn( hrgnWinupd, hrgnTemp, 0, RGN_COPY);
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}
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OffsetRgn( hrgnTemp, dx, dy );
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CombineRgn( hrgnTemp, hrgnTemp, hrgnClip, RGN_AND );
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if( !bOwnRgn)
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CombineRgn( hrgnWinupd, hrgnWinupd, hrgnTemp, RGN_OR );
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RedrawWindow( hwnd, NULL, hrgnTemp, rdw_flags);
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DeleteObject( hrgnClip );
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}
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DeleteObject( hrgnTemp );
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} else {
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/* nothing was scrolled */
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if( !bOwnRgn)
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SetRectRgn( hrgnUpdate, 0, 0, 0, 0 );
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SetRectEmpty( rcUpdate);
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}
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if( flags & SW_SCROLLCHILDREN )
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{
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HWND *list = WIN_ListChildren( hwnd );
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if (list)
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{
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int i;
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RECT r, dummy;
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for (i = 0; list[i]; i++)
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{
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GetWindowRect( list[i], &r );
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MapWindowPoints( 0, hwnd, (POINT *)&r, 2 );
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if (!rect || IntersectRect(&dummy, &r, rect))
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SetWindowPos( list[i], 0, r.left + dx, r.top + dy, 0, 0,
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SWP_NOZORDER | SWP_NOSIZE | SWP_NOACTIVATE |
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SWP_NOREDRAW | SWP_DEFERERASE );
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}
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HeapFree( GetProcessHeap(), 0, list );
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}
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}
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if( flags & (SW_INVALIDATE | SW_ERASE) )
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RedrawWindow( hwnd, NULL, hrgnUpdate, rdw_flags |
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((flags & SW_SCROLLCHILDREN) ? RDW_ALLCHILDREN : 0 ) );
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if( hrgnWinupd) {
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CombineRgn( hrgnUpdate, hrgnUpdate, hrgnWinupd, RGN_OR);
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DeleteObject( hrgnWinupd);
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}
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if( hwndCaret ) {
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SetCaretPos( caretrc.left + dx, caretrc.top + dy );
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ShowCaret(hwndCaret);
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}
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if( bOwnRgn && hrgnUpdate ) DeleteObject( hrgnUpdate );
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return retVal;
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}
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/*************************************************************************
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* ScrollWindow (USER32.@)
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*
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*/
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BOOL WINAPI ScrollWindow( HWND hwnd, INT dx, INT dy,
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const RECT *rect, const RECT *clipRect )
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{
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return (ERROR != ScrollWindowEx( hwnd, dx, dy, rect, clipRect, 0, NULL,
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(rect ? 0 : SW_SCROLLCHILDREN) |
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SW_INVALIDATE | SW_ERASE ));
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}
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/*************************************************************************
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* ScrollDC (USER32.@)
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*
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* dx, dy, lprcScroll and lprcClip are all in logical coordinates (msdn is
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* wrong) hrgnUpdate is returned in device coordinates with rcUpdate in
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* logical coordinates.
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*/
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BOOL WINAPI ScrollDC( HDC hdc, INT dx, INT dy, const RECT *lprcScroll,
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const RECT *lprcClip, HRGN hrgnUpdate, LPRECT lprcUpdate )
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{
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if (USER_Driver.pScrollDC)
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return USER_Driver.pScrollDC( hdc, dx, dy, lprcScroll, lprcClip, hrgnUpdate, lprcUpdate );
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return FALSE;
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}
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222
windows/scroll.c
222
windows/scroll.c
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@ -1,222 +0,0 @@
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/*
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* Scroll windows and DCs
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*
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* Copyright David W. Metcalfe, 1993
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* Alex Korobka 1995,1996
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <stdarg.h>
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#include <stdlib.h>
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#include "windef.h"
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#include "winbase.h"
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#include "wingdi.h"
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#include "wine/winuser16.h"
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#include "winuser.h"
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#include "user_private.h"
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#include "win.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(scroll);
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/*************************************************************************
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* fix_caret
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*/
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static HWND fix_caret(HWND hWnd, LPRECT lprc, UINT flags)
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{
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GUITHREADINFO info;
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if (!GetGUIThreadInfo( GetCurrentThreadId(), &info )) return 0;
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if (!info.hwndCaret) return 0;
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if (info.hwndCaret == hWnd ||
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((flags & SW_SCROLLCHILDREN) && IsChild(hWnd, info.hwndCaret)))
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{
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POINT pt;
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pt.x = info.rcCaret.left;
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pt.y = info.rcCaret.top;
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MapWindowPoints( info.hwndCaret, hWnd, (LPPOINT)&info.rcCaret, 2 );
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if( IntersectRect(lprc, lprc, &info.rcCaret) )
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{
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HideCaret(0);
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lprc->left = pt.x;
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lprc->top = pt.y;
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return info.hwndCaret;
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}
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}
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return 0;
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}
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/*************************************************************************
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* ScrollWindowEx (USER32.@)
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*
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* Note: contrary to what the doc says, pixels that are scrolled from the
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* outside of clipRect to the inside are NOT painted.
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*
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*/
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INT WINAPI ScrollWindowEx( HWND hwnd, INT dx, INT dy,
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const RECT *rect, const RECT *clipRect,
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HRGN hrgnUpdate, LPRECT rcUpdate,
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UINT flags )
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{
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INT retVal = NULLREGION;
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BOOL bOwnRgn = TRUE;
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BOOL bUpdate = (rcUpdate || hrgnUpdate || flags & (SW_INVALIDATE | SW_ERASE));
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int rdw_flags;
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HRGN hrgnTemp;
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HRGN hrgnWinupd = 0;
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HDC hDC;
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RECT rc, cliprc;
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RECT caretrc;
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HWND hwndCaret = NULL;
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TRACE( "%p, %d,%d hrgnUpdate=%p rcUpdate = %p %s %04x\n",
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hwnd, dx, dy, hrgnUpdate, rcUpdate, wine_dbgstr_rect(rect), flags );
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TRACE( "clipRect = %s\n", wine_dbgstr_rect(clipRect));
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if( flags & ~( SW_SCROLLCHILDREN | SW_INVALIDATE | SW_ERASE))
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FIXME("some flags (%04x) are unhandled\n", flags);
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rdw_flags = (flags & SW_ERASE) && (flags & SW_INVALIDATE) ?
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RDW_INVALIDATE | RDW_ERASE : RDW_INVALIDATE ;
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if (!WIN_IsWindowDrawable( hwnd, TRUE )) return ERROR;
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hwnd = WIN_GetFullHandle( hwnd );
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GetClientRect(hwnd, &rc);
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if (rect) IntersectRect(&rc, &rc, rect);
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if (clipRect) IntersectRect(&cliprc,&rc,clipRect);
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else cliprc = rc;
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if( hrgnUpdate ) bOwnRgn = FALSE;
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else if( bUpdate ) hrgnUpdate = CreateRectRgn( 0, 0, 0, 0 );
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if( !IsRectEmpty(&cliprc) && (dx || dy)) {
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DWORD dcxflags = DCX_CACHE;
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DWORD style = GetWindowLongW( hwnd, GWL_STYLE );
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caretrc = rc;
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hwndCaret = fix_caret(hwnd, &caretrc, flags);
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if( style & WS_CLIPSIBLINGS) dcxflags |= DCX_CLIPSIBLINGS;
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if( GetClassLongW( hwnd, GCL_STYLE ) & CS_PARENTDC)
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dcxflags |= DCX_PARENTCLIP;
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if( !(flags & SW_SCROLLCHILDREN) && (style & WS_CLIPCHILDREN))
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dcxflags |= DCX_CLIPCHILDREN;
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hDC = GetDCEx( hwnd, 0, dcxflags);
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if (hDC)
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{
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ScrollDC( hDC, dx, dy, &rc, &cliprc, hrgnUpdate, rcUpdate );
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ReleaseDC( hwnd, hDC );
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if (!bUpdate)
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RedrawWindow( hwnd, NULL, hrgnUpdate, rdw_flags);
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}
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/* If the windows has an update region, this must be
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* scrolled as well. Keep a copy in hrgnWinupd
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* to be added to hrngUpdate at the end. */
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hrgnTemp = CreateRectRgn( 0, 0, 0, 0 );
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retVal = GetUpdateRgn( hwnd, hrgnTemp, FALSE );
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if (retVal != NULLREGION)
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{
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HRGN hrgnClip = CreateRectRgnIndirect(&cliprc);
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if( !bOwnRgn) {
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hrgnWinupd = CreateRectRgn( 0, 0, 0, 0);
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CombineRgn( hrgnWinupd, hrgnTemp, 0, RGN_COPY);
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}
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OffsetRgn( hrgnTemp, dx, dy );
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|
||||||
CombineRgn( hrgnTemp, hrgnTemp, hrgnClip, RGN_AND );
|
|
||||||
if( !bOwnRgn)
|
|
||||||
CombineRgn( hrgnWinupd, hrgnWinupd, hrgnTemp, RGN_OR );
|
|
||||||
RedrawWindow( hwnd, NULL, hrgnTemp, rdw_flags);
|
|
||||||
DeleteObject( hrgnClip );
|
|
||||||
}
|
|
||||||
DeleteObject( hrgnTemp );
|
|
||||||
} else {
|
|
||||||
/* nothing was scrolled */
|
|
||||||
if( !bOwnRgn)
|
|
||||||
SetRectRgn( hrgnUpdate, 0, 0, 0, 0 );
|
|
||||||
SetRectEmpty( rcUpdate);
|
|
||||||
}
|
|
||||||
|
|
||||||
if( flags & SW_SCROLLCHILDREN )
|
|
||||||
{
|
|
||||||
HWND *list = WIN_ListChildren( hwnd );
|
|
||||||
if (list)
|
|
||||||
{
|
|
||||||
int i;
|
|
||||||
RECT r, dummy;
|
|
||||||
for (i = 0; list[i]; i++)
|
|
||||||
{
|
|
||||||
GetWindowRect( list[i], &r );
|
|
||||||
MapWindowPoints( 0, hwnd, (POINT *)&r, 2 );
|
|
||||||
if (!rect || IntersectRect(&dummy, &r, rect))
|
|
||||||
SetWindowPos( list[i], 0, r.left + dx, r.top + dy, 0, 0,
|
|
||||||
SWP_NOZORDER | SWP_NOSIZE | SWP_NOACTIVATE |
|
|
||||||
SWP_NOREDRAW | SWP_DEFERERASE );
|
|
||||||
}
|
|
||||||
HeapFree( GetProcessHeap(), 0, list );
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
if( flags & (SW_INVALIDATE | SW_ERASE) )
|
|
||||||
RedrawWindow( hwnd, NULL, hrgnUpdate, rdw_flags |
|
|
||||||
((flags & SW_SCROLLCHILDREN) ? RDW_ALLCHILDREN : 0 ) );
|
|
||||||
|
|
||||||
if( hrgnWinupd) {
|
|
||||||
CombineRgn( hrgnUpdate, hrgnUpdate, hrgnWinupd, RGN_OR);
|
|
||||||
DeleteObject( hrgnWinupd);
|
|
||||||
}
|
|
||||||
|
|
||||||
if( hwndCaret ) {
|
|
||||||
SetCaretPos( caretrc.left + dx, caretrc.top + dy );
|
|
||||||
ShowCaret(hwndCaret);
|
|
||||||
}
|
|
||||||
|
|
||||||
if( bOwnRgn && hrgnUpdate ) DeleteObject( hrgnUpdate );
|
|
||||||
|
|
||||||
return retVal;
|
|
||||||
}
|
|
||||||
|
|
||||||
/*************************************************************************
|
|
||||||
* ScrollWindow (USER32.@)
|
|
||||||
*
|
|
||||||
*/
|
|
||||||
BOOL WINAPI ScrollWindow( HWND hwnd, INT dx, INT dy,
|
|
||||||
const RECT *rect, const RECT *clipRect )
|
|
||||||
{
|
|
||||||
return
|
|
||||||
(ERROR != ScrollWindowEx( hwnd, dx, dy, rect, clipRect, 0, NULL,
|
|
||||||
(rect ? 0 : SW_SCROLLCHILDREN) |
|
|
||||||
SW_INVALIDATE | SW_ERASE ));
|
|
||||||
}
|
|
||||||
|
|
||||||
/*************************************************************************
|
|
||||||
* ScrollDC (USER32.@)
|
|
||||||
*
|
|
||||||
* dx, dy, lprcScroll and lprcClip are all in logical coordinates (msdn is
|
|
||||||
* wrong) hrgnUpdate is returned in device coordinates with rcUpdate in
|
|
||||||
* logical coordinates.
|
|
||||||
*/
|
|
||||||
BOOL WINAPI ScrollDC( HDC hdc, INT dx, INT dy, const RECT *lprcScroll,
|
|
||||||
const RECT *lprcClip, HRGN hrgnUpdate, LPRECT lprcUpdate )
|
|
||||||
|
|
||||||
{
|
|
||||||
if (USER_Driver.pScrollDC)
|
|
||||||
return USER_Driver.pScrollDC( hdc, dx, dy, lprcScroll, lprcClip, hrgnUpdate, lprcUpdate );
|
|
||||||
return FALSE;
|
|
||||||
}
|
|
||||||
Loading…
Reference in New Issue