reactos/dll/win32/comctl32/flatsb.c
2018-04-20 16:27:17 +02:00

289 lines
7.4 KiB
C

/*
* Flat Scrollbar control
*
* Copyright 1998, 1999 Eric Kohl
* Copyright 1998 Alex Priem
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*
* NOTES
* This is just a dummy control. An author is needed! Any volunteers?
* I will only improve this control once in a while.
* Eric <ekohl@abo.rhein-zeitung.de>
*
* TODO:
* - All messages.
* - All notifications.
*
*/
#include <stdarg.h>
#include <string.h>
#include "windef.h"
#include "winbase.h"
#include "winerror.h"
#include "winuser.h"
#include "commctrl.h"
#include "comctl32.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(commctrl);
typedef struct
{
DWORD dwDummy; /* just to keep the compiler happy ;-) */
} FLATSB_INFO, *LPFLATSB_INFO;
/***********************************************************************
* InitializeFlatSB (COMCTL32.@)
*
* Initializes flat scroll bars for the specified window.
*
* RETURNS
* Success: Non-zero
* Failure: Zero
*
* NOTES
* Subclasses specified window so that flat scroll bars may be drawn
* and used.
*/
BOOL WINAPI InitializeFlatSB(HWND hwnd)
{
TRACE("[%p]\n", hwnd);
return TRUE;
}
/***********************************************************************
* UninitializeFlatSB (COMCTL32.@)
*
* Uninitializes flat scroll bars for the specified window.
*
* RETURNS
* E_FAIL if one of the scroll bars is currently in use
* S_FALSE if InitializeFlatSB() was never called on this hwnd
* S_OK otherwise
*
* NOTES
* Removes any subclassing on the specified window so that regular
* scroll bars are drawn and used.
*/
HRESULT WINAPI UninitializeFlatSB(HWND hwnd)
{
TRACE("[%p]\n", hwnd);
return S_FALSE;
}
/***********************************************************************
* FlatSB_GetScrollProp (COMCTL32.@)
*
* Retrieves flat-scroll-bar-specific properties for the specified window.
*
* RETURNS
* nonzero if successful, or zero otherwise. If index is WSB_PROP_HSTYLE,
* the return is nonzero if InitializeFlatSB has been called for this window, or
* zero otherwise.
*/
BOOL WINAPI
FlatSB_GetScrollProp(HWND hwnd, INT propIndex, LPINT prop)
{
TRACE("[%p] propIndex=%d\n", hwnd, propIndex);
return FALSE;
}
/***********************************************************************
* FlatSB_SetScrollProp (COMCTL32.@)
*
* Sets flat-scroll-bar-specific properties for the specified window.
*
* RETURNS
* Success: Non-zero
* Failure: Zero
*/
BOOL WINAPI
FlatSB_SetScrollProp(HWND hwnd, UINT index, INT newValue, BOOL flag)
{
TRACE("[%p] index=%u newValue=%d flag=%d\n", hwnd, index, newValue, flag);
return FALSE;
}
/***********************************************************************
* From the Microsoft docs:
* "If flat scroll bars haven't been initialized for the
* window, the flat scroll bar APIs will defer to the corresponding
* standard APIs. This allows the developer to turn flat scroll
* bars on and off without having to write conditional code."
*
* So, if we just call the standard functions until we implement
* the flat scroll bar functions, flat scroll bars will show up and
* behave properly, as though they had simply not been setup to
* have flat properties.
*
* Susan <sfarley@codeweavers.com>
*
*/
/***********************************************************************
* FlatSB_EnableScrollBar (COMCTL32.@)
*
* See EnableScrollBar.
*/
BOOL WINAPI
FlatSB_EnableScrollBar(HWND hwnd, int nBar, UINT flags)
{
return EnableScrollBar(hwnd, nBar, flags);
}
/***********************************************************************
* FlatSB_ShowScrollBar (COMCTL32.@)
*
* See ShowScrollBar.
*/
BOOL WINAPI
FlatSB_ShowScrollBar(HWND hwnd, int nBar, BOOL fShow)
{
return ShowScrollBar(hwnd, nBar, fShow);
}
/***********************************************************************
* FlatSB_GetScrollRange (COMCTL32.@)
*
* See GetScrollRange.
*/
BOOL WINAPI
FlatSB_GetScrollRange(HWND hwnd, int nBar, LPINT min, LPINT max)
{
return GetScrollRange(hwnd, nBar, min, max);
}
/***********************************************************************
* FlatSB_GetScrollInfo (COMCTL32.@)
*
* See GetScrollInfo.
*/
BOOL WINAPI
FlatSB_GetScrollInfo(HWND hwnd, int nBar, LPSCROLLINFO info)
{
return GetScrollInfo(hwnd, nBar, info);
}
/***********************************************************************
* FlatSB_GetScrollPos (COMCTL32.@)
*
* See GetScrollPos.
*/
INT WINAPI
FlatSB_GetScrollPos(HWND hwnd, int nBar)
{
return GetScrollPos(hwnd, nBar);
}
/***********************************************************************
* FlatSB_SetScrollPos (COMCTL32.@)
*
* See SetScrollPos.
*/
INT WINAPI
FlatSB_SetScrollPos(HWND hwnd, int nBar, INT pos, BOOL bRedraw)
{
return SetScrollPos(hwnd, nBar, pos, bRedraw);
}
/***********************************************************************
* FlatSB_SetScrollInfo (COMCTL32.@)
*
* See SetScrollInfo.
*/
INT WINAPI
FlatSB_SetScrollInfo(HWND hwnd, int nBar, LPSCROLLINFO info, BOOL bRedraw)
{
return SetScrollInfo(hwnd, nBar, info, bRedraw);
}
/***********************************************************************
* FlatSB_SetScrollRange (COMCTL32.@)
*
* See SetScrollRange.
*/
INT WINAPI
FlatSB_SetScrollRange(HWND hwnd, int nBar, INT min, INT max, BOOL bRedraw)
{
return SetScrollRange(hwnd, nBar, min, max, bRedraw);
}
static LRESULT
FlatSB_Create (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACE("[%p] wParam=%04lx lParam=%08lx\n", hwnd, wParam, lParam);
return 0;
}
static LRESULT
FlatSB_Destroy (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACE("[%p] wParam=%04lx lParam=%08lx\n", hwnd, wParam, lParam);
return 0;
}
static LRESULT WINAPI
FlatSB_WindowProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
if (!GetWindowLongPtrW(hwnd, 0) && (uMsg != WM_CREATE))
return DefWindowProcW( hwnd, uMsg, wParam, lParam );
switch (uMsg)
{
case WM_CREATE:
return FlatSB_Create (hwnd, wParam, lParam);
case WM_DESTROY:
return FlatSB_Destroy (hwnd, wParam, lParam);
default:
if ((uMsg >= WM_USER) && (uMsg < WM_APP) && !COMCTL32_IsReflectedMessage(uMsg))
ERR("unknown msg %04x wp=%08lx lp=%08lx\n",
uMsg, wParam, lParam);
return DefWindowProcW (hwnd, uMsg, wParam, lParam);
}
}
VOID
FLATSB_Register (void)
{
WNDCLASSW wndClass;
ZeroMemory (&wndClass, sizeof(WNDCLASSW));
wndClass.style = CS_GLOBALCLASS;
wndClass.lpfnWndProc = FlatSB_WindowProc;
wndClass.cbClsExtra = 0;
wndClass.cbWndExtra = sizeof(FLATSB_INFO *);
wndClass.hCursor = LoadCursorW (0, (LPWSTR)IDC_ARROW);
wndClass.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);
wndClass.lpszClassName = FLATSB_CLASSW;
RegisterClassW (&wndClass);
}
VOID
FLATSB_Unregister (void)
{
UnregisterClassW (FLATSB_CLASSW, NULL);
}