| /* |
| * Window painting functions |
| * |
| * Copyright 1993, 1994, 1995 Alexandre Julliard |
| * |
| * FIXME: Do not repaint full nonclient area all the time. Instead, compute |
| * intersection with hrgnUpdate (which should be moved from client to |
| * window coords as well, lookup 'the pain' comment in the winpos.c). |
| */ |
| |
| #include <stdio.h> |
| #include "win.h" |
| #include "queue.h" |
| #include "gdi.h" |
| #include "dce.h" |
| #include "heap.h" |
| #include "stddebug.h" |
| /* #define DEBUG_WIN */ |
| #include "debug.h" |
| |
| /* Last CTLCOLOR id */ |
| #define CTLCOLOR_MAX CTLCOLOR_STATIC |
| |
| /*********************************************************************** |
| * WIN_UpdateNCArea |
| * |
| */ |
| void WIN_UpdateNCArea(WND* wnd, BOOL32 bUpdate) |
| { |
| POINT16 pt = {0, 0}; |
| HRGN32 hClip = 1; |
| |
| dprintf_nonclient(stddeb,"NCUpdate: hwnd %04x, hrgnUpdate %04x\n", |
| wnd->hwndSelf, wnd->hrgnUpdate ); |
| |
| /* desktop window doesn't have nonclient area */ |
| if(wnd == WIN_GetDesktop()) |
| { |
| wnd->flags &= ~WIN_NEEDS_NCPAINT; |
| return; |
| } |
| |
| if( wnd->hrgnUpdate > 1 ) |
| { |
| ClientToScreen16(wnd->hwndSelf, &pt); |
| |
| hClip = CreateRectRgn32( 0, 0, 0, 0 ); |
| if (!CombineRgn32( hClip, wnd->hrgnUpdate, 0, RGN_COPY )) |
| { |
| DeleteObject32(hClip); |
| hClip = 1; |
| } |
| else |
| OffsetRgn32( hClip, pt.x, pt.y ); |
| |
| if (bUpdate) |
| { |
| /* exclude non-client area from update region */ |
| HRGN32 hrgn = CreateRectRgn32( 0, 0, |
| wnd->rectClient.right - wnd->rectClient.left, |
| wnd->rectClient.bottom - wnd->rectClient.top); |
| |
| if (hrgn && (CombineRgn32( wnd->hrgnUpdate, wnd->hrgnUpdate, |
| hrgn, RGN_AND) == NULLREGION)) |
| { |
| DeleteObject32( wnd->hrgnUpdate ); |
| wnd->hrgnUpdate = 1; |
| } |
| |
| DeleteObject32( hrgn ); |
| } |
| } |
| |
| wnd->flags &= ~WIN_NEEDS_NCPAINT; |
| |
| if ((wnd->hwndSelf == GetActiveWindow32()) && |
| !(wnd->flags & WIN_NCACTIVATED)) |
| { |
| wnd->flags |= WIN_NCACTIVATED; |
| if( hClip > 1) DeleteObject32( hClip ); |
| hClip = 1; |
| } |
| |
| if (hClip) SendMessage16( wnd->hwndSelf, WM_NCPAINT, hClip, 0L ); |
| |
| if (hClip > 1) DeleteObject32( hClip ); |
| } |
| |
| |
| /*********************************************************************** |
| * BeginPaint16 (USER.39) |
| */ |
| HDC16 WINAPI BeginPaint16( HWND16 hwnd, LPPAINTSTRUCT16 lps ) |
| { |
| BOOL32 bIcon; |
| HRGN32 hrgnUpdate; |
| WND *wndPtr = WIN_FindWndPtr( hwnd ); |
| if (!wndPtr) return 0; |
| |
| bIcon = (wndPtr->dwStyle & WS_MINIMIZE && wndPtr->class->hIcon); |
| |
| wndPtr->flags &= ~WIN_NEEDS_BEGINPAINT; |
| |
| if (wndPtr->flags & WIN_NEEDS_NCPAINT) WIN_UpdateNCArea( wndPtr, TRUE ); |
| |
| if (((hrgnUpdate = wndPtr->hrgnUpdate) != 0) || |
| (wndPtr->flags & WIN_INTERNAL_PAINT)) |
| QUEUE_DecPaintCount( wndPtr->hmemTaskQ ); |
| |
| wndPtr->hrgnUpdate = 0; |
| wndPtr->flags &= ~WIN_INTERNAL_PAINT; |
| |
| HideCaret32( hwnd ); |
| |
| dprintf_win(stddeb,"hrgnUpdate = %04x, ", hrgnUpdate); |
| |
| /* When bIcon is TRUE hrgnUpdate is automatically in window coordinates |
| * (because rectClient == rectWindow for WS_MINIMIZE windows). |
| */ |
| |
| if (wndPtr->class->style & CS_PARENTDC) |
| { |
| /* Don't clip the output to the update region for CS_PARENTDC window */ |
| if(hrgnUpdate > 1) |
| DeleteObject32(hrgnUpdate); |
| lps->hdc = GetDCEx16( hwnd, 0, DCX_WINDOWPAINT | DCX_USESTYLE | |
| (bIcon ? DCX_WINDOW : 0) ); |
| } |
| else |
| { |
| lps->hdc = GetDCEx16(hwnd, hrgnUpdate, DCX_INTERSECTRGN | |
| DCX_WINDOWPAINT | DCX_USESTYLE | |
| (bIcon ? DCX_WINDOW : 0) ); |
| } |
| |
| dprintf_win(stddeb,"hdc = %04x\n", lps->hdc); |
| |
| if (!lps->hdc) |
| { |
| fprintf(stderr, "GetDCEx() failed in BeginPaint(), hwnd=%04x\n", hwnd); |
| return 0; |
| } |
| |
| GetRgnBox16( InquireVisRgn(lps->hdc), &lps->rcPaint ); |
| |
| dprintf_win(stddeb,"box = (%i,%i - %i,%i)\n", lps->rcPaint.left, lps->rcPaint.top, |
| lps->rcPaint.right, lps->rcPaint.bottom ); |
| |
| DPtoLP16( lps->hdc, (LPPOINT16)&lps->rcPaint, 2 ); |
| |
| if (wndPtr->flags & WIN_NEEDS_ERASEBKGND) |
| { |
| wndPtr->flags &= ~WIN_NEEDS_ERASEBKGND; |
| lps->fErase = !SendMessage16(hwnd, (bIcon) ? WM_ICONERASEBKGND |
| : WM_ERASEBKGND, |
| (WPARAM16)lps->hdc, 0 ); |
| } |
| else lps->fErase = TRUE; |
| |
| return lps->hdc; |
| } |
| |
| |
| /*********************************************************************** |
| * BeginPaint32 (USER32.9) |
| */ |
| HDC32 WINAPI BeginPaint32( HWND32 hwnd, PAINTSTRUCT32 *lps ) |
| { |
| PAINTSTRUCT16 ps; |
| |
| BeginPaint16( hwnd, &ps ); |
| lps->hdc = (HDC32)ps.hdc; |
| lps->fErase = ps.fErase; |
| lps->rcPaint.top = ps.rcPaint.top; |
| lps->rcPaint.left = ps.rcPaint.left; |
| lps->rcPaint.right = ps.rcPaint.right; |
| lps->rcPaint.bottom = ps.rcPaint.bottom; |
| lps->fRestore = ps.fRestore; |
| lps->fIncUpdate = ps.fIncUpdate; |
| return lps->hdc; |
| } |
| |
| |
| /*********************************************************************** |
| * EndPaint16 (USER.40) |
| */ |
| BOOL16 WINAPI EndPaint16( HWND16 hwnd, const PAINTSTRUCT16* lps ) |
| { |
| ReleaseDC16( hwnd, lps->hdc ); |
| ShowCaret32( hwnd ); |
| return TRUE; |
| } |
| |
| |
| /*********************************************************************** |
| * EndPaint32 (USER32.175) |
| */ |
| BOOL32 WINAPI EndPaint32( HWND32 hwnd, const PAINTSTRUCT32 *lps ) |
| { |
| ReleaseDC32( hwnd, lps->hdc ); |
| ShowCaret32( hwnd ); |
| return TRUE; |
| } |
| |
| |
| /*********************************************************************** |
| * FillWindow (USER.324) |
| */ |
| void WINAPI FillWindow( HWND16 hwndParent, HWND16 hwnd, HDC16 hdc, HBRUSH16 hbrush ) |
| { |
| RECT16 rect; |
| GetClientRect16( hwnd, &rect ); |
| DPtoLP16( hdc, (LPPOINT16)&rect, 2 ); |
| PaintRect( hwndParent, hwnd, hdc, hbrush, &rect ); |
| } |
| |
| |
| /*********************************************************************** |
| * PAINT_GetControlBrush |
| */ |
| static HBRUSH16 PAINT_GetControlBrush( HWND32 hParent, HWND32 hWnd, HDC16 hDC, UINT16 ctlType ) |
| { |
| HBRUSH16 bkgBrush = (HBRUSH16)SendMessage32A( hParent, WM_CTLCOLORMSGBOX + ctlType, |
| (WPARAM32)hDC, (LPARAM)hWnd ); |
| if( !IsGDIObject(bkgBrush) ) |
| bkgBrush = DEFWND_ControlColor( hDC, ctlType ); |
| return bkgBrush; |
| } |
| |
| |
| /*********************************************************************** |
| * PaintRect (USER.325) |
| */ |
| void WINAPI PaintRect( HWND16 hwndParent, HWND16 hwnd, HDC16 hdc, |
| HBRUSH16 hbrush, const RECT16 *rect) |
| { |
| if( hbrush <= CTLCOLOR_MAX ) |
| if( hwndParent ) |
| hbrush = PAINT_GetControlBrush( hwndParent, hwnd, hdc, (UINT16)hbrush ); |
| else |
| return; |
| if( hbrush ) |
| FillRect16( hdc, rect, hbrush ); |
| } |
| |
| |
| /*********************************************************************** |
| * GetControlBrush (USER.326) |
| */ |
| HBRUSH16 WINAPI GetControlBrush( HWND16 hwnd, HDC16 hdc, UINT16 ctlType ) |
| { |
| WND* wndPtr = WIN_FindWndPtr( hwnd ); |
| |
| if((ctlType <= CTLCOLOR_MAX) && wndPtr ) |
| { |
| WND* parent; |
| if( wndPtr->dwStyle & WS_POPUP ) parent = wndPtr->owner; |
| else parent = wndPtr->parent; |
| if( !parent ) parent = wndPtr; |
| return (HBRUSH16)PAINT_GetControlBrush( parent->hwndSelf, hwnd, hdc, ctlType ); |
| } |
| return (HBRUSH16)0; |
| } |
| |
| |
| /*********************************************************************** |
| * PAINT_RedrawWindow |
| * |
| * FIXME: Windows uses WM_SYNCPAINT to cut down the number of intertask |
| * SendMessage() calls. This is a comment inside DefWindowProc() source |
| * from 16-bit SDK: |
| * |
| * This message avoids lots of inter-app message traffic |
| * by switching to the other task and continuing the |
| * recursion there. |
| * |
| * wParam = flags |
| * LOWORD(lParam) = hrgnClip |
| * HIWORD(lParam) = hwndSkip (not used; always NULL) |
| * |
| * All in all, a prime candidate for a rewrite. |
| */ |
| BOOL32 PAINT_RedrawWindow( HWND32 hwnd, const RECT32 *rectUpdate, |
| HRGN32 hrgnUpdate, UINT32 flags, UINT32 control ) |
| { |
| BOOL32 bIcon; |
| HRGN32 hrgn; |
| RECT32 rectClient; |
| WND* wndPtr; |
| WND **list, **ppWnd; |
| |
| if (!hwnd) hwnd = GetDesktopWindow32(); |
| if (!(wndPtr = WIN_FindWndPtr( hwnd ))) return FALSE; |
| if (!WIN_IsWindowDrawable( wndPtr, !(flags & RDW_FRAME) ) ) |
| return TRUE; /* No redraw needed */ |
| |
| bIcon = (wndPtr->dwStyle & WS_MINIMIZE && wndPtr->class->hIcon); |
| if (rectUpdate) |
| { |
| dprintf_win(stddeb, "RedrawWindow: %04x %d,%d-%d,%d %04x flags=%04x\n", |
| hwnd, rectUpdate->left, rectUpdate->top, |
| rectUpdate->right, rectUpdate->bottom, hrgnUpdate, flags ); |
| } |
| else |
| { |
| dprintf_win(stddeb, "RedrawWindow: %04x NULL %04x flags=%04x\n", |
| hwnd, hrgnUpdate, flags); |
| } |
| |
| GetClientRect32( hwnd, &rectClient ); |
| |
| if (flags & RDW_INVALIDATE) /* Invalidate */ |
| { |
| int rgnNotEmpty = COMPLEXREGION; |
| |
| if (wndPtr->hrgnUpdate > 1) /* Is there already an update region? */ |
| { |
| if ((hrgn = hrgnUpdate) == 0) |
| hrgn = CreateRectRgnIndirect32( rectUpdate ? rectUpdate : |
| &rectClient ); |
| rgnNotEmpty = CombineRgn32( wndPtr->hrgnUpdate, wndPtr->hrgnUpdate, |
| hrgn, RGN_OR ); |
| if (!hrgnUpdate) DeleteObject32( hrgn ); |
| } |
| else /* No update region yet */ |
| { |
| if (!(wndPtr->flags & WIN_INTERNAL_PAINT)) |
| QUEUE_IncPaintCount( wndPtr->hmemTaskQ ); |
| if (hrgnUpdate) |
| { |
| wndPtr->hrgnUpdate = CreateRectRgn32( 0, 0, 0, 0 ); |
| rgnNotEmpty = CombineRgn32( wndPtr->hrgnUpdate, hrgnUpdate, |
| 0, RGN_COPY ); |
| } |
| else wndPtr->hrgnUpdate = CreateRectRgnIndirect32( rectUpdate ? |
| rectUpdate : &rectClient ); |
| } |
| |
| if (flags & RDW_FRAME) wndPtr->flags |= WIN_NEEDS_NCPAINT; |
| |
| /* restrict update region to client area (FIXME: correct?) */ |
| if (wndPtr->hrgnUpdate) |
| { |
| HRGN32 clientRgn = CreateRectRgnIndirect32( &rectClient ); |
| rgnNotEmpty = CombineRgn32( wndPtr->hrgnUpdate, clientRgn, |
| wndPtr->hrgnUpdate, RGN_AND ); |
| DeleteObject32( clientRgn ); |
| } |
| |
| /* check for bogus update region */ |
| if ( rgnNotEmpty == NULLREGION ) |
| { |
| wndPtr->flags &= ~WIN_NEEDS_ERASEBKGND; |
| DeleteObject32( wndPtr->hrgnUpdate ); |
| wndPtr->hrgnUpdate=0; |
| if (!(wndPtr->flags & WIN_INTERNAL_PAINT)) |
| QUEUE_DecPaintCount( wndPtr->hmemTaskQ ); |
| } |
| else |
| if (flags & RDW_ERASE) wndPtr->flags |= WIN_NEEDS_ERASEBKGND; |
| flags |= RDW_FRAME; /* Force children frame invalidation */ |
| } |
| else if (flags & RDW_VALIDATE) /* Validate */ |
| { |
| /* We need an update region in order to validate anything */ |
| if (wndPtr->hrgnUpdate > 1) |
| { |
| if (!hrgnUpdate && !rectUpdate) |
| { |
| /* Special case: validate everything */ |
| DeleteObject32( wndPtr->hrgnUpdate ); |
| wndPtr->hrgnUpdate = 0; |
| } |
| else |
| { |
| if ((hrgn = hrgnUpdate) == 0) |
| hrgn = CreateRectRgnIndirect32( rectUpdate ); |
| if (CombineRgn32( wndPtr->hrgnUpdate, wndPtr->hrgnUpdate, |
| hrgn, RGN_DIFF ) == NULLREGION) |
| { |
| DeleteObject32( wndPtr->hrgnUpdate ); |
| wndPtr->hrgnUpdate = 0; |
| } |
| if (!hrgnUpdate) DeleteObject32( hrgn ); |
| } |
| if (!wndPtr->hrgnUpdate) /* No more update region */ |
| if (!(wndPtr->flags & WIN_INTERNAL_PAINT)) |
| QUEUE_DecPaintCount( wndPtr->hmemTaskQ ); |
| } |
| if (flags & RDW_NOFRAME) wndPtr->flags &= ~WIN_NEEDS_NCPAINT; |
| if (flags & RDW_NOERASE) wndPtr->flags &= ~WIN_NEEDS_ERASEBKGND; |
| } |
| |
| /* Set/clear internal paint flag */ |
| |
| if (flags & RDW_INTERNALPAINT) |
| { |
| if ( wndPtr->hrgnUpdate <= 1 && !(wndPtr->flags & WIN_INTERNAL_PAINT)) |
| QUEUE_IncPaintCount( wndPtr->hmemTaskQ ); |
| wndPtr->flags |= WIN_INTERNAL_PAINT; |
| } |
| else if (flags & RDW_NOINTERNALPAINT) |
| { |
| if ( wndPtr->hrgnUpdate <= 1 && (wndPtr->flags & WIN_INTERNAL_PAINT)) |
| QUEUE_DecPaintCount( wndPtr->hmemTaskQ ); |
| wndPtr->flags &= ~WIN_INTERNAL_PAINT; |
| } |
| |
| /* Erase/update window */ |
| |
| if (flags & RDW_UPDATENOW) |
| { |
| if (wndPtr->hrgnUpdate) /* wm_painticon wparam is 1 */ |
| SendMessage16( hwnd, (bIcon) ? WM_PAINTICON : WM_PAINT, bIcon, 0 ); |
| } |
| else if (flags & RDW_ERASENOW) |
| { |
| if (wndPtr->flags & WIN_NEEDS_NCPAINT) |
| WIN_UpdateNCArea( wndPtr, FALSE); |
| |
| if (wndPtr->flags & WIN_NEEDS_ERASEBKGND) |
| { |
| HDC32 hdc = GetDCEx32( hwnd, wndPtr->hrgnUpdate, |
| DCX_INTERSECTRGN | DCX_USESTYLE | |
| DCX_KEEPCLIPRGN | DCX_WINDOWPAINT | |
| (bIcon ? DCX_WINDOW : 0) ); |
| if (hdc) |
| { |
| if (SendMessage16( hwnd, (bIcon) ? WM_ICONERASEBKGND |
| : WM_ERASEBKGND, |
| (WPARAM16)hdc, 0 )) |
| wndPtr->flags &= ~WIN_NEEDS_ERASEBKGND; |
| ReleaseDC32( hwnd, hdc ); |
| } |
| } |
| } |
| |
| /* Recursively process children */ |
| |
| if (!(flags & RDW_NOCHILDREN) && |
| ((flags & RDW_ALLCHILDREN) || !(wndPtr->dwStyle & WS_CLIPCHILDREN)) && |
| !(wndPtr->dwStyle & WS_MINIMIZE) ) |
| { |
| if ( hrgnUpdate || rectUpdate ) |
| { |
| if (!(hrgn = CreateRectRgn32( 0, 0, 0, 0 ))) return TRUE; |
| if( !hrgnUpdate ) |
| { |
| control |= (RDW_C_DELETEHRGN | RDW_C_USEHRGN); |
| if( !(hrgnUpdate = CreateRectRgnIndirect32( rectUpdate )) ) |
| { |
| DeleteObject32( hrgn ); |
| return TRUE; |
| } |
| } |
| if( (list = WIN_BuildWinArray( wndPtr, 0, NULL )) ) |
| { |
| for (ppWnd = list; *ppWnd; ppWnd++) |
| { |
| wndPtr = *ppWnd; |
| if (!IsWindow32(wndPtr->hwndSelf)) continue; |
| if (wndPtr->dwStyle & WS_VISIBLE) |
| { |
| SetRectRgn32( hrgn, |
| wndPtr->rectWindow.left, wndPtr->rectWindow.top, |
| wndPtr->rectWindow.right, wndPtr->rectWindow.bottom ); |
| if (CombineRgn32( hrgn, hrgn, hrgnUpdate, RGN_AND )) |
| { |
| OffsetRgn32( hrgn, -wndPtr->rectClient.left, |
| -wndPtr->rectClient.top ); |
| PAINT_RedrawWindow( wndPtr->hwndSelf, NULL, hrgn, flags, |
| RDW_C_USEHRGN ); |
| } |
| } |
| } |
| HeapFree( SystemHeap, 0, list ); |
| } |
| DeleteObject32( hrgn ); |
| if (control & RDW_C_DELETEHRGN) DeleteObject32( hrgnUpdate ); |
| } |
| else |
| { |
| if( (list = WIN_BuildWinArray( wndPtr, 0, NULL )) ) |
| { |
| for (ppWnd = list; *ppWnd; ppWnd++) |
| { |
| wndPtr = *ppWnd; |
| if (IsWindow32( wndPtr->hwndSelf )) |
| PAINT_RedrawWindow( wndPtr->hwndSelf, NULL, 0, flags, 0 ); |
| } |
| HeapFree( SystemHeap, 0, list ); |
| } |
| } |
| |
| } |
| return TRUE; |
| } |
| |
| |
| /*********************************************************************** |
| * RedrawWindow32 (USER32.425) |
| */ |
| BOOL32 WINAPI RedrawWindow32( HWND32 hwnd, const RECT32 *rectUpdate, |
| HRGN32 hrgnUpdate, UINT32 flags ) |
| { |
| return PAINT_RedrawWindow( hwnd, rectUpdate, hrgnUpdate, flags, 0 ); |
| } |
| |
| |
| /*********************************************************************** |
| * RedrawWindow16 (USER.290) |
| */ |
| BOOL16 WINAPI RedrawWindow16( HWND16 hwnd, const RECT16 *rectUpdate, |
| HRGN16 hrgnUpdate, UINT16 flags ) |
| { |
| if (rectUpdate) |
| { |
| RECT32 r; |
| CONV_RECT16TO32( rectUpdate, &r ); |
| return (BOOL16)RedrawWindow32( (HWND32)hwnd, &r, hrgnUpdate, flags ); |
| } |
| return (BOOL16)PAINT_RedrawWindow( (HWND32)hwnd, NULL, |
| (HRGN32)hrgnUpdate, flags, 0 ); |
| } |
| |
| |
| /*********************************************************************** |
| * UpdateWindow16 (USER.124) |
| */ |
| void WINAPI UpdateWindow16( HWND16 hwnd ) |
| { |
| PAINT_RedrawWindow( hwnd, NULL, 0, RDW_UPDATENOW | RDW_NOCHILDREN, 0 ); |
| } |
| |
| /*********************************************************************** |
| * UpdateWindow32 (USER32.566) |
| */ |
| void WINAPI UpdateWindow32( HWND32 hwnd ) |
| { |
| PAINT_RedrawWindow( hwnd, NULL, 0, RDW_UPDATENOW | RDW_NOCHILDREN, 0 ); |
| } |
| |
| /*********************************************************************** |
| * InvalidateRgn16 (USER.126) |
| */ |
| void WINAPI InvalidateRgn16( HWND16 hwnd, HRGN16 hrgn, BOOL16 erase ) |
| { |
| PAINT_RedrawWindow((HWND32)hwnd, NULL, (HRGN32)hrgn, |
| RDW_INVALIDATE | (erase ? RDW_ERASE : 0), 0 ); |
| } |
| |
| |
| /*********************************************************************** |
| * InvalidateRgn32 (USER32.328) |
| */ |
| void WINAPI InvalidateRgn32( HWND32 hwnd, HRGN32 hrgn, BOOL32 erase ) |
| { |
| PAINT_RedrawWindow(hwnd, NULL, hrgn, RDW_INVALIDATE | (erase ? RDW_ERASE : 0), 0 ); |
| } |
| |
| |
| /*********************************************************************** |
| * InvalidateRect16 (USER.125) |
| */ |
| void WINAPI InvalidateRect16( HWND16 hwnd, const RECT16 *rect, BOOL16 erase ) |
| { |
| RedrawWindow16( hwnd, rect, 0, RDW_INVALIDATE | (erase ? RDW_ERASE : 0) ); |
| } |
| |
| |
| /*********************************************************************** |
| * InvalidateRect32 (USER32.327) |
| */ |
| void WINAPI InvalidateRect32( HWND32 hwnd, const RECT32 *rect, BOOL32 erase ) |
| { |
| PAINT_RedrawWindow( hwnd, rect, 0, |
| RDW_INVALIDATE | (erase ? RDW_ERASE : 0), 0 ); |
| } |
| |
| |
| /*********************************************************************** |
| * ValidateRgn16 (USER.128) |
| */ |
| void WINAPI ValidateRgn16( HWND16 hwnd, HRGN16 hrgn ) |
| { |
| PAINT_RedrawWindow( (HWND32)hwnd, NULL, (HRGN32)hrgn, |
| RDW_VALIDATE | RDW_NOCHILDREN, 0 ); |
| } |
| |
| |
| /*********************************************************************** |
| * ValidateRgn32 (USER32.571) |
| */ |
| void WINAPI ValidateRgn32( HWND32 hwnd, HRGN32 hrgn ) |
| { |
| PAINT_RedrawWindow( hwnd, NULL, hrgn, RDW_VALIDATE | RDW_NOCHILDREN, 0 ); |
| } |
| |
| |
| /*********************************************************************** |
| * ValidateRect16 (USER.127) |
| */ |
| void WINAPI ValidateRect16( HWND16 hwnd, const RECT16 *rect ) |
| { |
| RedrawWindow16( hwnd, rect, 0, RDW_VALIDATE | RDW_NOCHILDREN ); |
| } |
| |
| |
| /*********************************************************************** |
| * ValidateRect32 (USER32.570) |
| */ |
| void WINAPI ValidateRect32( HWND32 hwnd, const RECT32 *rect ) |
| { |
| PAINT_RedrawWindow( hwnd, rect, 0, RDW_VALIDATE | RDW_NOCHILDREN, 0 ); |
| } |
| |
| |
| /*********************************************************************** |
| * GetUpdateRect16 (USER.190) |
| */ |
| BOOL16 WINAPI GetUpdateRect16( HWND16 hwnd, LPRECT16 rect, BOOL16 erase ) |
| { |
| RECT32 r; |
| BOOL16 ret; |
| |
| if (!rect) return GetUpdateRect32( hwnd, NULL, erase ); |
| ret = GetUpdateRect32( hwnd, &r, erase ); |
| CONV_RECT32TO16( &r, rect ); |
| return ret; |
| } |
| |
| |
| /*********************************************************************** |
| * GetUpdateRect32 (USER32.296) |
| */ |
| BOOL32 WINAPI GetUpdateRect32( HWND32 hwnd, LPRECT32 rect, BOOL32 erase ) |
| { |
| WND * wndPtr = WIN_FindWndPtr( hwnd ); |
| if (!wndPtr) return FALSE; |
| |
| if (rect) |
| { |
| if (wndPtr->hrgnUpdate > 1) |
| { |
| HRGN32 hrgn = CreateRectRgn32( 0, 0, 0, 0 ); |
| if (GetUpdateRgn32( hwnd, hrgn, erase ) == ERROR) return FALSE; |
| GetRgnBox32( hrgn, rect ); |
| DeleteObject32( hrgn ); |
| } |
| else SetRectEmpty32( rect ); |
| } |
| return (wndPtr->hrgnUpdate > 1); |
| } |
| |
| |
| /*********************************************************************** |
| * GetUpdateRgn16 (USER.237) |
| */ |
| INT16 WINAPI GetUpdateRgn16( HWND16 hwnd, HRGN16 hrgn, BOOL16 erase ) |
| { |
| return GetUpdateRgn32( hwnd, hrgn, erase ); |
| } |
| |
| |
| /*********************************************************************** |
| * GetUpdateRgn32 (USER32.297) |
| */ |
| INT32 WINAPI GetUpdateRgn32( HWND32 hwnd, HRGN32 hrgn, BOOL32 erase ) |
| { |
| INT32 retval; |
| WND * wndPtr = WIN_FindWndPtr( hwnd ); |
| if (!wndPtr) return ERROR; |
| |
| if (wndPtr->hrgnUpdate <= 1) |
| { |
| SetRectRgn32( hrgn, 0, 0, 0, 0 ); |
| return NULLREGION; |
| } |
| retval = CombineRgn32( hrgn, wndPtr->hrgnUpdate, 0, RGN_COPY ); |
| if (erase) RedrawWindow32( hwnd, NULL, 0, RDW_ERASENOW | RDW_NOCHILDREN ); |
| return retval; |
| } |
| |
| |
| /*********************************************************************** |
| * ExcludeUpdateRgn16 (USER.238) |
| */ |
| INT16 WINAPI ExcludeUpdateRgn16( HDC16 hdc, HWND16 hwnd ) |
| { |
| return ExcludeUpdateRgn32( hdc, hwnd ); |
| } |
| |
| |
| /*********************************************************************** |
| * ExcludeUpdateRgn32 (USER32.194) |
| */ |
| INT32 WINAPI ExcludeUpdateRgn32( HDC32 hdc, HWND32 hwnd ) |
| { |
| RECT32 rect; |
| WND * wndPtr; |
| |
| if (!(wndPtr = WIN_FindWndPtr( hwnd ))) return ERROR; |
| |
| if (wndPtr->hrgnUpdate) |
| { |
| INT32 ret; |
| HRGN32 hrgn = CreateRectRgn32(wndPtr->rectWindow.left - wndPtr->rectClient.left, |
| wndPtr->rectWindow.top - wndPtr->rectClient.top, |
| wndPtr->rectClient.right - wndPtr->rectClient.left, |
| wndPtr->rectClient.bottom - wndPtr->rectClient.top); |
| if( wndPtr->hrgnUpdate > 1 ) |
| CombineRgn32(hrgn, wndPtr->hrgnUpdate, 0, RGN_COPY); |
| |
| /* do ugly coordinate translations in dce.c */ |
| |
| ret = DCE_ExcludeRgn( hdc, wndPtr, hrgn ); |
| DeleteObject32( hrgn ); |
| return ret; |
| } |
| return GetClipBox32( hdc, &rect ); |
| } |
| |
| |