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https://github.com/reactos/reactos.git
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289 lines
7.4 KiB
C
289 lines
7.4 KiB
C
/*
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* Flat Scrollbar control
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*
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* Copyright 1998, 1999 Eric Kohl
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* Copyright 1998 Alex Priem
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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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*
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* NOTES
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* This is just a dummy control. An author is needed! Any volunteers?
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* I will only improve this control once in a while.
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* Eric <ekohl@abo.rhein-zeitung.de>
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*
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* TODO:
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* - All messages.
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* - All notifications.
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*
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*/
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#include <stdarg.h>
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#include <string.h>
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#include "windef.h"
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#include "winbase.h"
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#include "winerror.h"
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#include "winuser.h"
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#include "commctrl.h"
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#include "comctl32.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(commctrl);
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typedef struct
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{
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DWORD dwDummy; /* just to keep the compiler happy ;-) */
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} FLATSB_INFO, *LPFLATSB_INFO;
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/***********************************************************************
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* InitializeFlatSB (COMCTL32.@)
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*
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* Initializes flat scroll bars for the specified window.
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*
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* RETURNS
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* Success: Non-zero
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* Failure: Zero
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*
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* NOTES
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* Subclasses specified window so that flat scroll bars may be drawn
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* and used.
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*/
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BOOL WINAPI InitializeFlatSB(HWND hwnd)
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{
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TRACE("[%p]\n", hwnd);
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return TRUE;
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}
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/***********************************************************************
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* UninitializeFlatSB (COMCTL32.@)
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*
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* Uninitializes flat scroll bars for the specified window.
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*
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* RETURNS
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* E_FAIL if one of the scroll bars is currently in use
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* S_FALSE if InitializeFlatSB() was never called on this hwnd
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* S_OK otherwise
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*
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* NOTES
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* Removes any subclassing on the specified window so that regular
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* scroll bars are drawn and used.
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*/
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HRESULT WINAPI UninitializeFlatSB(HWND hwnd)
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{
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TRACE("[%p]\n", hwnd);
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return S_FALSE;
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}
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/***********************************************************************
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* FlatSB_GetScrollProp (COMCTL32.@)
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*
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* Retrieves flat-scroll-bar-specific properties for the specified window.
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*
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* RETURNS
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* nonzero if successful, or zero otherwise. If index is WSB_PROP_HSTYLE,
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* the return is nonzero if InitializeFlatSB has been called for this window, or
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* zero otherwise.
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*/
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BOOL WINAPI
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FlatSB_GetScrollProp(HWND hwnd, INT propIndex, LPINT prop)
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{
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TRACE("[%p] propIndex=%d\n", hwnd, propIndex);
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return FALSE;
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}
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/***********************************************************************
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* FlatSB_SetScrollProp (COMCTL32.@)
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*
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* Sets flat-scroll-bar-specific properties for the specified window.
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*
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* RETURNS
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* Success: Non-zero
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* Failure: Zero
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*/
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BOOL WINAPI
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FlatSB_SetScrollProp(HWND hwnd, UINT index, INT newValue, BOOL flag)
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{
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TRACE("[%p] index=%u newValue=%d flag=%d\n", hwnd, index, newValue, flag);
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return FALSE;
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}
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/***********************************************************************
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* From the Microsoft docs:
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* "If flat scroll bars haven't been initialized for the
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* window, the flat scroll bar APIs will defer to the corresponding
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* standard APIs. This allows the developer to turn flat scroll
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* bars on and off without having to write conditional code."
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*
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* So, if we just call the standard functions until we implement
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* the flat scroll bar functions, flat scroll bars will show up and
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* behave properly, as though they had simply not been setup to
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* have flat properties.
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*
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* Susan <sfarley@codeweavers.com>
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*
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*/
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/***********************************************************************
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* FlatSB_EnableScrollBar (COMCTL32.@)
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*
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* See EnableScrollBar.
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*/
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BOOL WINAPI
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FlatSB_EnableScrollBar(HWND hwnd, int nBar, UINT flags)
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{
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return EnableScrollBar(hwnd, nBar, flags);
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}
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/***********************************************************************
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* FlatSB_ShowScrollBar (COMCTL32.@)
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*
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* See ShowScrollBar.
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*/
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BOOL WINAPI
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FlatSB_ShowScrollBar(HWND hwnd, int nBar, BOOL fShow)
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{
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return ShowScrollBar(hwnd, nBar, fShow);
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}
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/***********************************************************************
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* FlatSB_GetScrollRange (COMCTL32.@)
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*
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* See GetScrollRange.
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*/
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BOOL WINAPI
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FlatSB_GetScrollRange(HWND hwnd, int nBar, LPINT min, LPINT max)
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{
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return GetScrollRange(hwnd, nBar, min, max);
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}
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/***********************************************************************
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* FlatSB_GetScrollInfo (COMCTL32.@)
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*
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* See GetScrollInfo.
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*/
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BOOL WINAPI
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FlatSB_GetScrollInfo(HWND hwnd, int nBar, LPSCROLLINFO info)
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{
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return GetScrollInfo(hwnd, nBar, info);
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}
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/***********************************************************************
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* FlatSB_GetScrollPos (COMCTL32.@)
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*
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* See GetScrollPos.
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*/
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INT WINAPI
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FlatSB_GetScrollPos(HWND hwnd, int nBar)
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{
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return GetScrollPos(hwnd, nBar);
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}
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/***********************************************************************
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* FlatSB_SetScrollPos (COMCTL32.@)
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*
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* See SetScrollPos.
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*/
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INT WINAPI
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FlatSB_SetScrollPos(HWND hwnd, int nBar, INT pos, BOOL bRedraw)
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{
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return SetScrollPos(hwnd, nBar, pos, bRedraw);
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}
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/***********************************************************************
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* FlatSB_SetScrollInfo (COMCTL32.@)
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*
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* See SetScrollInfo.
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*/
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INT WINAPI
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FlatSB_SetScrollInfo(HWND hwnd, int nBar, LPSCROLLINFO info, BOOL bRedraw)
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{
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return SetScrollInfo(hwnd, nBar, info, bRedraw);
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}
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/***********************************************************************
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* FlatSB_SetScrollRange (COMCTL32.@)
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*
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* See SetScrollRange.
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*/
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INT WINAPI
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FlatSB_SetScrollRange(HWND hwnd, int nBar, INT min, INT max, BOOL bRedraw)
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{
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return SetScrollRange(hwnd, nBar, min, max, bRedraw);
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}
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static LRESULT
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FlatSB_Create (HWND hwnd, WPARAM wParam, LPARAM lParam)
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{
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TRACE("[%p] wParam=%04lx lParam=%08lx\n", hwnd, wParam, lParam);
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return 0;
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}
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static LRESULT
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FlatSB_Destroy (HWND hwnd, WPARAM wParam, LPARAM lParam)
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{
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TRACE("[%p] wParam=%04lx lParam=%08lx\n", hwnd, wParam, lParam);
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return 0;
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}
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static LRESULT WINAPI
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FlatSB_WindowProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
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{
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if (!GetWindowLongPtrW(hwnd, 0) && (uMsg != WM_CREATE))
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return DefWindowProcW( hwnd, uMsg, wParam, lParam );
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switch (uMsg)
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{
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case WM_CREATE:
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return FlatSB_Create (hwnd, wParam, lParam);
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case WM_DESTROY:
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return FlatSB_Destroy (hwnd, wParam, lParam);
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default:
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if ((uMsg >= WM_USER) && (uMsg < WM_APP) && !COMCTL32_IsReflectedMessage(uMsg))
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ERR("unknown msg %04x wp=%08lx lp=%08lx\n",
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uMsg, wParam, lParam);
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return DefWindowProcW (hwnd, uMsg, wParam, lParam);
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}
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}
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VOID
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FLATSB_Register (void)
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{
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WNDCLASSW wndClass;
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ZeroMemory (&wndClass, sizeof(WNDCLASSW));
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wndClass.style = CS_GLOBALCLASS;
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wndClass.lpfnWndProc = FlatSB_WindowProc;
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wndClass.cbClsExtra = 0;
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wndClass.cbWndExtra = sizeof(FLATSB_INFO *);
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wndClass.hCursor = LoadCursorW (0, (LPWSTR)IDC_ARROW);
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wndClass.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);
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wndClass.lpszClassName = FLATSB_CLASSW;
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RegisterClassW (&wndClass);
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}
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VOID
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FLATSB_Unregister (void)
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{
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UnregisterClassW (FLATSB_CLASSW, NULL);
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}
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