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[NtUser] Support SWP_FRAMECHANGED

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Implement SWP_FRAMECHANGED support for non-changing window to force a
redraw.

Patch dedicated to Katayama Hirofumi MZ.
This commit is contained in:
jimtabor 2019-03-18 17:28:33 -05:00
parent ab3451aea1
commit 68df5a50e6
1 changed files with 34 additions and 10 deletions
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44
win32ss/user/ntuser/winpos.c
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@ -1950,7 +1950,7 @@ co_WinPosSetWindowPos(
REGION_UnlockRgn(DcRgnObj);
Dc = UserGetDCEx( Window,
DcRgn,
DCX_WINDOW|DCX_CACHE|DCX_INTERSECTRGN|DCX_CLIPSIBLINGS|DCX_KEEPCLIPRGN);
DCX_WINDOW|DCX_CACHE|DCX_INTERSECTRGN|DCX_CLIPSIBLINGS|DCX_KEEPCLIPRGN); // DCX_WINDOW will set first, go read WinDC.c.
NtGdiBitBlt( Dc,
CopyRect.left, CopyRect.top,
CopyRect.right - CopyRect.left,
@ -1971,19 +1971,43 @@ co_WinPosSetWindowPos(
{
CopyRgn = NULL;
}
#if 0
/////// Fixes NoPopup tests but breaks msg_paint tests.
if ( !PosChanged && (WinPos.flags & SWP_FRAMECHANGED) && VisBefore)
if ( !PosChanged && (WinPos.flags & SWP_FRAMECHANGED) && VisBefore )
{
PWND Parent = Window->spwndParent;
ERR("SWP_FRAMECHANGED no chg\n");
if ( !(Window->style & WS_CHILD) && (Parent) && (Parent->style & WS_CLIPCHILDREN))
PWND pwnd = Window;
PWND Parent = pwnd->spwndParent;
TRACE("SWP_FRAMECHANGED no chg\n");
if ( pwnd->style & WS_CHILD ) // Fix ProgMan menu bar drawing.
{
ERR("SWP_FRAMECHANGED Parent WS_CLIPCHILDREN\n");
//IntInvalidateWindows( Window, VisBefore, /*RDW_ERASE |*/ RDW_FRAME | RDW_INVALIDATE | RDW_ALLCHILDREN);
TRACE("SWP_FRAMECHANGED win child %p Parent %p\n",pwnd,Parent);
pwnd = Parent ? Parent : pwnd;
}
if ( !(pwnd->style & WS_CHILD) )
{
HDC hdc;
HRGN DcRgn = NtGdiCreateRectRgn(0, 0, 0, 0);
PREGION DcRgnObj = REGION_LockRgn(DcRgn);
TRACE("SWP_FRAMECHANGED Draw\n");
IntGdiCombineRgn(DcRgnObj, VisBefore, NULL, RGN_COPY);
REGION_UnlockRgn(DcRgnObj);
hdc = UserGetDCEx( pwnd,
DcRgn,
DCX_WINDOW|DCX_CACHE|DCX_INTERSECTRGN|DCX_CLIPSIBLINGS|DCX_KEEPCLIPRGN); // DCX_WINDOW, see note above....
NC_DoNCPaint(pwnd, hdc, -1); // Force full redraw of nonclient area.
UserReleaseDC(pwnd, hdc, FALSE);
IntValidateParent(pwnd, DcRgnObj);
GreDeleteObject(DcRgn);
}
}
#endif
/* We need to redraw what wasn't visible before */
if (VisAfter != NULL)
{