mirror of
https://github.com/reactos/wine.git
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d23a82bc86
implicit type casts. Moved a lot of 16-bit functions to the new wnd16.c file. Changed DIALOGINFO structure handling to support 32-bit handles.
85 lines
2.5 KiB
C
85 lines
2.5 KiB
C
/*
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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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*
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*/
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#include <stdlib.h>
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#include "windef.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.h"
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#include "debugtools.h"
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DEFAULT_DEBUG_CHANNEL(scroll);
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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
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(ERROR != ScrollWindowEx( hwnd, dx, dy, rect, clipRect, 0, NULL,
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(rect ? 0 : SW_SCROLLCHILDREN) |
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SW_INVALIDATE ));
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}
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/*************************************************************************
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* ScrollDC (USER.221)
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*/
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BOOL16 WINAPI ScrollDC16( HDC16 hdc, INT16 dx, INT16 dy, const RECT16 *rect,
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const RECT16 *cliprc, HRGN16 hrgnUpdate,
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LPRECT16 rcUpdate )
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{
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RECT rect32, clipRect32, rcUpdate32;
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BOOL16 ret;
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if (rect) CONV_RECT16TO32( rect, &rect32 );
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if (cliprc) CONV_RECT16TO32( cliprc, &clipRect32 );
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ret = ScrollDC( hdc, dx, dy, rect ? &rect32 : NULL,
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cliprc ? &clipRect32 : NULL, hrgnUpdate, &rcUpdate32 );
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if (rcUpdate) CONV_RECT32TO16( &rcUpdate32, rcUpdate );
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return ret;
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}
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/*************************************************************************
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* ScrollDC (USER32.@)
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*
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* Only the hrgnUpdate is return in device coordinate.
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* rcUpdate must be returned in logical coordinate to comply with win API.
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*
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*/
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BOOL WINAPI ScrollDC( HDC hdc, INT dx, INT dy, const RECT *rc,
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const RECT *prLClip, HRGN hrgnUpdate,
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LPRECT rcUpdate )
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{
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if (USER_Driver.pScrollDC)
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return USER_Driver.pScrollDC( hdc, dx, dy, rc, prLClip, hrgnUpdate, rcUpdate );
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return FALSE;
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}
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/*************************************************************************
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* ScrollWindowEx (USER32.@)
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*
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* NOTE: Use this function instead of ScrollWindow32
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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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if (USER_Driver.pScrollWindowEx)
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return USER_Driver.pScrollWindowEx( hwnd, dx, dy, rect, clipRect,
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hrgnUpdate, rcUpdate, flags );
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return ERROR;
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}
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