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127 lines
2.8 KiB
C
127 lines
2.8 KiB
C
/*
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* Drag List control
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*
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* Copyright 1999 Eric Kohl
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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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 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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* - Everything.
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*/
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#include "commctrl.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(commctrl);
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static DWORD dwLastScrollTime = 0;
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/***********************************************************************
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* MakeDragList (COMCTL32.13)
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*/
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BOOL WINAPI MakeDragList (HWND hwndLB)
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{
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FIXME("(0x%x)\n", hwndLB);
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return FALSE;
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}
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/***********************************************************************
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* DrawInsert (COMCTL32.15)
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*/
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VOID WINAPI DrawInsert (HWND hwndParent, HWND hwndLB, INT nItem)
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{
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FIXME("(0x%x 0x%x %d)\n", hwndParent, hwndLB, nItem);
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}
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/***********************************************************************
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* LBItemFromPt (COMCTL32.14)
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*/
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INT WINAPI LBItemFromPt (HWND hwndLB, POINT pt, BOOL bAutoScroll)
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{
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RECT rcClient;
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INT nIndex;
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DWORD dwScrollTime;
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FIXME("(0x%x %ld x %ld %s)\n",
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hwndLB, pt.x, pt.y, bAutoScroll ? "TRUE" : "FALSE");
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ScreenToClient (hwndLB, &pt);
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GetClientRect (hwndLB, &rcClient);
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nIndex = (INT)SendMessageA (hwndLB, LB_GETTOPINDEX, 0, 0);
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if (PtInRect (&rcClient, pt))
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{
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/* point is inside -- get the item index */
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while (TRUE)
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{
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if (SendMessageA (hwndLB, LB_GETITEMRECT, nIndex, (LPARAM)&rcClient) == LB_ERR)
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return -1;
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if (PtInRect (&rcClient, pt))
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return nIndex;
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nIndex++;
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}
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}
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else
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{
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/* point is outside */
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if (!bAutoScroll)
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return -1;
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if ((pt.x > rcClient.right) || (pt.x < rcClient.left))
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return -1;
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if (pt.y < 0)
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nIndex--;
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else
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nIndex++;
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dwScrollTime = GetTickCount ();
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if ((dwScrollTime - dwLastScrollTime) < 200)
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return -1;
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dwLastScrollTime = dwScrollTime;
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SendMessageA (hwndLB, LB_SETTOPINDEX, (WPARAM)nIndex, 0);
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}
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return -1;
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}
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#if 0
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static LRESULT CALLBACK
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DRAGLIST_WindowProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
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{
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return FALSE;
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}
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#endif
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