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2070 lines
56 KiB
C
2070 lines
56 KiB
C
/*
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* Trackbar control
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*
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* Copyright 1998, 1999 Eric Kohl
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* Copyright 1998, 1999 Alex Priem
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* Copyright 2002 Dimitrie O. Paun
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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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#include <stdarg.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <math.h>
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#include "windef.h"
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#include "winbase.h"
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#include "wingdi.h"
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#include "winuser.h"
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#include "winnls.h"
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#include "commctrl.h"
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#include "uxtheme.h"
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#include "vssym32.h"
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#include "wine/debug.h"
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#include "comctl32.h"
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WINE_DEFAULT_DEBUG_CHANNEL(trackbar);
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typedef struct
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{
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HWND hwndSelf;
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DWORD dwStyle;
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LONG lRangeMin;
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LONG lRangeMax;
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LONG lLineSize;
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LONG lPageSize;
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LONG lSelMin;
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LONG lSelMax;
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LONG lPos;
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UINT uThumbLen;
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UINT uNumTics;
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UINT uTicFreq;
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HWND hwndNotify;
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HWND hwndToolTip;
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HWND hwndBuddyLA;
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HWND hwndBuddyRB;
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INT fLocation;
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INT flags;
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BOOL bUnicode;
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BOOL bFocussed;
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RECT rcChannel;
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RECT rcSelection;
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RECT rcThumb;
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LPLONG tics;
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} TRACKBAR_INFO;
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#define TB_REFRESH_TIMER 1
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#define TB_REFRESH_DELAY 500
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#define TOOLTIP_OFFSET 2 /* distance from ctrl edge to tooltip */
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#define TB_DEFAULTPAGESIZE 20
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/* Used by TRACKBAR_Refresh to find out which parts of the control
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need to be recalculated */
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#define TB_THUMBPOSCHANGED 1
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#define TB_THUMBSIZECHANGED 2
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#define TB_THUMBCHANGED (TB_THUMBPOSCHANGED | TB_THUMBSIZECHANGED)
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#define TB_SELECTIONCHANGED 4
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#define TB_DRAG_MODE 8 /* we're dragging the slider */
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#define TB_AUTO_PAGE_LEFT 16
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#define TB_AUTO_PAGE_RIGHT 32
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#define TB_AUTO_PAGE (TB_AUTO_PAGE_LEFT | TB_AUTO_PAGE_RIGHT)
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#define TB_THUMB_HOT 64 /* mouse hovers above thumb */
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/* helper defines for TRACKBAR_DrawTic */
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#define TIC_EDGE 0x20
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#define TIC_SELECTIONMARKMAX 0x80
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#define TIC_SELECTIONMARKMIN 0x100
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#define TIC_SELECTIONMARK (TIC_SELECTIONMARKMAX | TIC_SELECTIONMARKMIN)
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static const WCHAR themeClass[] = { 'T','r','a','c','k','b','a','r',0 };
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static inline int
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notify_customdraw (const TRACKBAR_INFO *infoPtr, NMCUSTOMDRAW *pnmcd, int stage)
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{
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pnmcd->dwDrawStage = stage;
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return SendMessageW (infoPtr->hwndNotify, WM_NOTIFY,
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pnmcd->hdr.idFrom, (LPARAM)pnmcd);
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}
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static LRESULT notify_hdr (const TRACKBAR_INFO *infoPtr, INT code, LPNMHDR pnmh)
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{
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LRESULT result;
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TRACE("(code=%d)\n", code);
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pnmh->hwndFrom = infoPtr->hwndSelf;
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pnmh->idFrom = GetWindowLongPtrW(infoPtr->hwndSelf, GWLP_ID);
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pnmh->code = code;
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result = SendMessageW(infoPtr->hwndNotify, WM_NOTIFY, pnmh->idFrom, (LPARAM)pnmh);
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TRACE(" <= %ld\n", result);
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return result;
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}
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static inline int notify (const TRACKBAR_INFO *infoPtr, INT code)
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{
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NMHDR nmh;
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return notify_hdr(infoPtr, code, &nmh);
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}
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static void notify_with_scroll (const TRACKBAR_INFO *infoPtr, UINT code)
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{
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UINT scroll = infoPtr->dwStyle & TBS_VERT ? WM_VSCROLL : WM_HSCROLL;
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TRACE("%x\n", code);
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SendMessageW (infoPtr->hwndNotify, scroll, code, (LPARAM)infoPtr->hwndSelf);
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}
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static void TRACKBAR_RecalculateTics (TRACKBAR_INFO *infoPtr)
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{
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int tic;
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unsigned nrTics, i;
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if (infoPtr->uTicFreq && infoPtr->lRangeMax >= infoPtr->lRangeMin) {
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nrTics=(infoPtr->lRangeMax - infoPtr->lRangeMin)/infoPtr->uTicFreq;
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/* don't add extra tic if there's no remainder */
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if (nrTics && ((infoPtr->lRangeMax - infoPtr->lRangeMin) % infoPtr->uTicFreq == 0))
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nrTics--;
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}
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else {
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Free (infoPtr->tics);
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infoPtr->tics = NULL;
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infoPtr->uNumTics = 0;
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return;
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}
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if (nrTics != infoPtr->uNumTics) {
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infoPtr->tics=ReAlloc (infoPtr->tics,
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(nrTics+1)*sizeof (DWORD));
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if (!infoPtr->tics) {
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infoPtr->uNumTics = 0;
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notify(infoPtr, NM_OUTOFMEMORY);
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return;
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}
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infoPtr->uNumTics = nrTics;
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}
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tic = infoPtr->lRangeMin + infoPtr->uTicFreq;
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for (i = 0; i < nrTics; i++, tic += infoPtr->uTicFreq)
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infoPtr->tics[i] = tic;
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}
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/* converts from physical (mouse) position to logical position
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(in range of trackbar) */
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static inline LONG
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TRACKBAR_ConvertPlaceToPosition (const TRACKBAR_INFO *infoPtr, int place)
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{
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double range, width, pos, offsetthumb;
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range = infoPtr->lRangeMax - infoPtr->lRangeMin;
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if (infoPtr->dwStyle & TBS_VERT) {
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offsetthumb = (infoPtr->rcThumb.bottom - infoPtr->rcThumb.top)/2;
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width = infoPtr->rcChannel.bottom - infoPtr->rcChannel.top - (offsetthumb * 2) - 1;
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pos = (range*(place - infoPtr->rcChannel.top - offsetthumb)) / width;
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} else {
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offsetthumb = (infoPtr->rcThumb.right - infoPtr->rcThumb.left)/2;
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width = infoPtr->rcChannel.right - infoPtr->rcChannel.left - (offsetthumb * 2) - 1;
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pos = (range*(place - infoPtr->rcChannel.left - offsetthumb)) / width;
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}
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pos += infoPtr->lRangeMin;
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if (pos > infoPtr->lRangeMax)
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pos = infoPtr->lRangeMax;
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else if (pos < infoPtr->lRangeMin)
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pos = infoPtr->lRangeMin;
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TRACE("%.2f\n", pos);
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return (LONG)floor(pos + 0.5);
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}
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/* return: 0> prev, 0 none, >0 next */
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static LONG
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TRACKBAR_GetAutoPageDirection (const TRACKBAR_INFO *infoPtr, POINT clickPoint)
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{
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RECT pageRect;
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if (infoPtr->dwStyle & TBS_VERT) {
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pageRect.top = infoPtr->rcChannel.top;
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pageRect.bottom = infoPtr->rcChannel.bottom;
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pageRect.left = infoPtr->rcThumb.left;
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pageRect.right = infoPtr->rcThumb.right;
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} else {
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pageRect.top = infoPtr->rcThumb.top;
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pageRect.bottom = infoPtr->rcThumb.bottom;
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pageRect.left = infoPtr->rcChannel.left;
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pageRect.right = infoPtr->rcChannel.right;
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}
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if (PtInRect(&pageRect, clickPoint))
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{
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int clickPlace = (infoPtr->dwStyle & TBS_VERT) ? clickPoint.y : clickPoint.x;
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LONG clickPos = TRACKBAR_ConvertPlaceToPosition(infoPtr, clickPlace);
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return clickPos - infoPtr->lPos;
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}
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return 0;
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}
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static inline void
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TRACKBAR_PageDown (TRACKBAR_INFO *infoPtr)
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{
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if (infoPtr->lPos == infoPtr->lRangeMax) return;
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infoPtr->lPos += infoPtr->lPageSize;
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if (infoPtr->lPos > infoPtr->lRangeMax)
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infoPtr->lPos = infoPtr->lRangeMax;
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notify_with_scroll (infoPtr, TB_PAGEDOWN);
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}
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static inline void
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TRACKBAR_PageUp (TRACKBAR_INFO *infoPtr)
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{
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if (infoPtr->lPos == infoPtr->lRangeMin) return;
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infoPtr->lPos -= infoPtr->lPageSize;
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if (infoPtr->lPos < infoPtr->lRangeMin)
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infoPtr->lPos = infoPtr->lRangeMin;
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notify_with_scroll (infoPtr, TB_PAGEUP);
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}
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static inline void TRACKBAR_LineUp(TRACKBAR_INFO *infoPtr)
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{
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if (infoPtr->lPos == infoPtr->lRangeMin) return;
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infoPtr->lPos -= infoPtr->lLineSize;
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if (infoPtr->lPos < infoPtr->lRangeMin)
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infoPtr->lPos = infoPtr->lRangeMin;
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notify_with_scroll (infoPtr, TB_LINEUP);
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}
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static inline void TRACKBAR_LineDown(TRACKBAR_INFO *infoPtr)
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{
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if (infoPtr->lPos == infoPtr->lRangeMax) return;
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infoPtr->lPos += infoPtr->lLineSize;
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if (infoPtr->lPos > infoPtr->lRangeMax)
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infoPtr->lPos = infoPtr->lRangeMax;
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notify_with_scroll (infoPtr, TB_LINEDOWN);
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}
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static void
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TRACKBAR_CalcChannel (TRACKBAR_INFO *infoPtr)
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{
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INT cyChannel, offsetthumb, offsetedge;
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RECT lpRect, *channel = & infoPtr->rcChannel;
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GetClientRect (infoPtr->hwndSelf, &lpRect);
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offsetthumb = infoPtr->uThumbLen / 4;
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offsetedge = offsetthumb + 3;
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cyChannel = (infoPtr->dwStyle & TBS_ENABLESELRANGE) ? offsetthumb*3 : 4;
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if (infoPtr->dwStyle & TBS_VERT) {
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channel->top = lpRect.top + offsetedge;
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channel->bottom = lpRect.bottom - offsetedge;
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if (infoPtr->dwStyle & TBS_ENABLESELRANGE)
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channel->left = lpRect.left + ((infoPtr->uThumbLen - cyChannel + 2) / 2);
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else
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channel->left = lpRect.left + (infoPtr->uThumbLen / 2) - 1;
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if (infoPtr->dwStyle & TBS_BOTH) {
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if (infoPtr->dwStyle & TBS_NOTICKS)
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channel->left += 1;
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else
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channel->left += 9;
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}
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else if (infoPtr->dwStyle & TBS_TOP) {
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if (infoPtr->dwStyle & TBS_NOTICKS)
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channel->left += 2;
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else
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channel->left += 10;
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}
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channel->right = channel->left + cyChannel;
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} else {
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channel->left = lpRect.left + offsetedge;
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channel->right = lpRect.right - offsetedge;
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if (infoPtr->dwStyle & TBS_ENABLESELRANGE)
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channel->top = lpRect.top + ((infoPtr->uThumbLen - cyChannel + 2) / 2);
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else
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channel->top = lpRect.top + (infoPtr->uThumbLen / 2) - 1;
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if (infoPtr->dwStyle & TBS_BOTH) {
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if (infoPtr->dwStyle & TBS_NOTICKS)
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channel->top += 1;
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else
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channel->top += 9;
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}
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else if (infoPtr->dwStyle & TBS_TOP) {
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if (infoPtr->dwStyle & TBS_NOTICKS)
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channel->top += 2;
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else
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channel->top += 10;
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}
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channel->bottom = channel->top + cyChannel;
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}
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}
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static void
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TRACKBAR_CalcThumb (const TRACKBAR_INFO *infoPtr, LONG lPos, RECT *thumb)
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{
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int range, width, height, thumbwidth;
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RECT lpRect;
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range = infoPtr->lRangeMax - infoPtr->lRangeMin;
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thumbwidth = (infoPtr->uThumbLen / 2) | 1;
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if (!range) range = 1;
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GetClientRect(infoPtr->hwndSelf, &lpRect);
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if (infoPtr->dwStyle & TBS_VERT)
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{
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height = infoPtr->rcChannel.bottom - infoPtr->rcChannel.top - thumbwidth;
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if ((infoPtr->dwStyle & (TBS_BOTH | TBS_LEFT)) && !(infoPtr->dwStyle & TBS_NOTICKS))
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thumb->left = 10;
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else
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thumb->left = 2;
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thumb->right = thumb->left + infoPtr->uThumbLen;
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thumb->top = infoPtr->rcChannel.top +
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(height*(lPos - infoPtr->lRangeMin))/range;
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thumb->bottom = thumb->top + thumbwidth;
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}
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else
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{
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width = infoPtr->rcChannel.right - infoPtr->rcChannel.left - thumbwidth;
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thumb->left = infoPtr->rcChannel.left +
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(width*(lPos - infoPtr->lRangeMin))/range;
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thumb->right = thumb->left + thumbwidth;
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if ((infoPtr->dwStyle & (TBS_BOTH | TBS_TOP)) && !(infoPtr->dwStyle & TBS_NOTICKS))
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thumb->top = 10;
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else
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thumb->top = 2;
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thumb->bottom = thumb->top + infoPtr->uThumbLen;
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}
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}
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static inline void
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TRACKBAR_UpdateThumb (TRACKBAR_INFO *infoPtr)
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{
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TRACKBAR_CalcThumb(infoPtr, infoPtr->lPos, &infoPtr->rcThumb);
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}
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static inline void
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TRACKBAR_InvalidateAll (const TRACKBAR_INFO *infoPtr)
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{
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InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
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}
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static void
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TRACKBAR_InvalidateThumb (const TRACKBAR_INFO *infoPtr, LONG thumbPos)
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{
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RECT rcThumb;
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TRACKBAR_CalcThumb(infoPtr, thumbPos, &rcThumb);
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InflateRect(&rcThumb, 1, 1);
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InvalidateRect(infoPtr->hwndSelf, &rcThumb, FALSE);
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}
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static inline void
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TRACKBAR_InvalidateThumbMove (const TRACKBAR_INFO *infoPtr, LONG oldPos, LONG newPos)
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{
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TRACKBAR_InvalidateThumb (infoPtr, oldPos);
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if (newPos != oldPos)
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TRACKBAR_InvalidateThumb (infoPtr, newPos);
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}
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static inline BOOL
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TRACKBAR_HasSelection (const TRACKBAR_INFO *infoPtr)
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{
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return infoPtr->lSelMin != infoPtr->lSelMax;
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}
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static void
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TRACKBAR_CalcSelection (TRACKBAR_INFO *infoPtr)
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{
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RECT *selection = &infoPtr->rcSelection;
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int range = infoPtr->lRangeMax - infoPtr->lRangeMin;
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int offsetthumb, height, width;
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if (range <= 0) {
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SetRectEmpty (selection);
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} else {
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if (infoPtr->dwStyle & TBS_VERT) {
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offsetthumb = (infoPtr->rcThumb.bottom - infoPtr->rcThumb.top)/2;
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height = infoPtr->rcChannel.bottom - infoPtr->rcChannel.top - offsetthumb*2;
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selection->top = infoPtr->rcChannel.top + offsetthumb +
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(height*infoPtr->lSelMin)/range;
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selection->bottom = infoPtr->rcChannel.top + offsetthumb +
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(height*infoPtr->lSelMax)/range;
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selection->left = infoPtr->rcChannel.left + 3;
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selection->right = infoPtr->rcChannel.right - 3;
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} else {
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offsetthumb = (infoPtr->rcThumb.right - infoPtr->rcThumb.left)/2;
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width = infoPtr->rcChannel.right - infoPtr->rcChannel.left - offsetthumb*2;
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selection->left = infoPtr->rcChannel.left + offsetthumb +
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(width*infoPtr->lSelMin)/range;
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selection->right = infoPtr->rcChannel.left + offsetthumb +
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(width*infoPtr->lSelMax)/range;
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selection->top = infoPtr->rcChannel.top + 3;
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selection->bottom = infoPtr->rcChannel.bottom - 3;
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}
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}
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TRACE("selection[%s]\n", wine_dbgstr_rect(selection));
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}
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static BOOL
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TRACKBAR_AutoPage (TRACKBAR_INFO *infoPtr, POINT clickPoint)
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{
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LONG dir = TRACKBAR_GetAutoPageDirection(infoPtr, clickPoint);
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LONG prevPos = infoPtr->lPos;
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TRACE("clickPoint=%s, dir=%d\n", wine_dbgstr_point(&clickPoint), dir);
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if (dir > 0 && (infoPtr->flags & TB_AUTO_PAGE_RIGHT))
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TRACKBAR_PageDown(infoPtr);
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else if (dir < 0 && (infoPtr->flags & TB_AUTO_PAGE_LEFT))
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TRACKBAR_PageUp(infoPtr);
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else return FALSE;
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TRACKBAR_UpdateThumb (infoPtr);
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TRACKBAR_InvalidateThumbMove (infoPtr, prevPos, infoPtr->lPos);
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return TRUE;
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}
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/* Trackbar drawing code. I like my spaghetti done milanese. */
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static void
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TRACKBAR_DrawChannel (const TRACKBAR_INFO *infoPtr, HDC hdc)
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{
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RECT rcChannel = infoPtr->rcChannel;
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HTHEME theme = GetWindowTheme (infoPtr->hwndSelf);
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if (theme)
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{
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DrawThemeBackground (theme, hdc,
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(infoPtr->dwStyle & TBS_VERT) ?
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TKP_TRACKVERT : TKP_TRACK, TKS_NORMAL, &rcChannel, 0);
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}
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else
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{
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DrawEdge (hdc, &rcChannel, EDGE_SUNKEN, BF_RECT | BF_ADJUST);
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if (infoPtr->dwStyle & TBS_ENABLESELRANGE) { /* fill the channel */
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FillRect (hdc, &rcChannel, GetStockObject(WHITE_BRUSH));
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if (TRACKBAR_HasSelection(infoPtr))
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FillRect (hdc, &infoPtr->rcSelection, GetSysColorBrush(COLOR_HIGHLIGHT));
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}
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}
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}
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static void
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TRACKBAR_DrawOneTic (const TRACKBAR_INFO *infoPtr, HDC hdc, LONG ticPos, int flags)
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{
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int x, y, ox, oy, range, side, indent = 0, len = 3;
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int offsetthumb;
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|
RECT rcTics;
|
|
|
|
if (flags & TBS_VERT) {
|
|
offsetthumb = (infoPtr->rcThumb.bottom - infoPtr->rcThumb.top)/2;
|
|
SetRect(&rcTics, infoPtr->rcThumb.left - 2, infoPtr->rcChannel.top + offsetthumb,
|
|
infoPtr->rcThumb.right + 2, infoPtr->rcChannel.bottom - offsetthumb - 1);
|
|
} else {
|
|
offsetthumb = (infoPtr->rcThumb.right - infoPtr->rcThumb.left)/2;
|
|
SetRect(&rcTics, infoPtr->rcChannel.left + offsetthumb, infoPtr->rcThumb.top - 2,
|
|
infoPtr->rcChannel.right - offsetthumb - 1, infoPtr->rcThumb.bottom + 2);
|
|
}
|
|
|
|
if (flags & (TBS_TOP | TBS_LEFT)) {
|
|
x = rcTics.left;
|
|
y = rcTics.top;
|
|
side = -1;
|
|
} else {
|
|
x = rcTics.right;
|
|
y = rcTics.bottom;
|
|
side = 1;
|
|
}
|
|
|
|
range = infoPtr->lRangeMax - infoPtr->lRangeMin;
|
|
if (range <= 0)
|
|
range = 1; /* to avoid division by zero */
|
|
|
|
if (flags & TIC_SELECTIONMARK) {
|
|
indent = (flags & TIC_SELECTIONMARKMIN) ? -1 : 1;
|
|
} else if (flags & TIC_EDGE) {
|
|
len++;
|
|
}
|
|
|
|
if (flags & TBS_VERT) {
|
|
int height = rcTics.bottom - rcTics.top;
|
|
y = rcTics.top + (height*(ticPos - infoPtr->lRangeMin))/range;
|
|
} else {
|
|
int width = rcTics.right - rcTics.left;
|
|
x = rcTics.left + (width*(ticPos - infoPtr->lRangeMin))/range;
|
|
}
|
|
|
|
ox = x;
|
|
oy = y;
|
|
MoveToEx(hdc, x, y, 0);
|
|
if (flags & TBS_VERT) x += len * side;
|
|
else y += len * side;
|
|
LineTo(hdc, x, y);
|
|
|
|
if (flags & TIC_SELECTIONMARK) {
|
|
if (flags & TBS_VERT) {
|
|
x -= side;
|
|
} else {
|
|
y -= side;
|
|
}
|
|
MoveToEx(hdc, x, y, 0);
|
|
if (flags & TBS_VERT) {
|
|
y += 2 * indent;
|
|
} else {
|
|
x += 2 * indent;
|
|
}
|
|
|
|
LineTo(hdc, x, y);
|
|
LineTo(hdc, ox, oy);
|
|
}
|
|
}
|
|
|
|
|
|
static inline void
|
|
TRACKBAR_DrawTic (const TRACKBAR_INFO *infoPtr, HDC hdc, LONG ticPos, int flags)
|
|
{
|
|
if ((flags & (TBS_LEFT | TBS_TOP)) || (flags & TBS_BOTH))
|
|
TRACKBAR_DrawOneTic (infoPtr, hdc, ticPos, flags | TBS_LEFT);
|
|
|
|
if (!(flags & (TBS_LEFT | TBS_TOP)) || (flags & TBS_BOTH))
|
|
TRACKBAR_DrawOneTic (infoPtr, hdc, ticPos, flags & ~TBS_LEFT);
|
|
}
|
|
|
|
static void
|
|
TRACKBAR_DrawTics (const TRACKBAR_INFO *infoPtr, HDC hdc)
|
|
{
|
|
unsigned int i;
|
|
int ticFlags = infoPtr->dwStyle & 0x0f;
|
|
LOGPEN ticPen = { PS_SOLID, {1, 0}, GetSysColor (COLOR_3DDKSHADOW) };
|
|
HPEN hOldPen, hTicPen;
|
|
HTHEME theme = GetWindowTheme (infoPtr->hwndSelf);
|
|
|
|
if (theme)
|
|
{
|
|
int part = (infoPtr->dwStyle & TBS_VERT) ? TKP_TICSVERT : TKP_TICS;
|
|
GetThemeColor (theme, part, TSS_NORMAL, TMT_COLOR, &ticPen.lopnColor);
|
|
}
|
|
/* create the pen to draw the tics with */
|
|
hTicPen = CreatePenIndirect(&ticPen);
|
|
hOldPen = hTicPen ? SelectObject(hdc, hTicPen) : 0;
|
|
|
|
/* actually draw the tics */
|
|
for (i=0; i<infoPtr->uNumTics; i++)
|
|
TRACKBAR_DrawTic (infoPtr, hdc, infoPtr->tics[i], ticFlags);
|
|
|
|
TRACKBAR_DrawTic (infoPtr, hdc, infoPtr->lRangeMin, ticFlags | TIC_EDGE);
|
|
TRACKBAR_DrawTic (infoPtr, hdc, infoPtr->lRangeMax, ticFlags | TIC_EDGE);
|
|
|
|
if ((infoPtr->dwStyle & TBS_ENABLESELRANGE) && TRACKBAR_HasSelection(infoPtr)) {
|
|
TRACKBAR_DrawTic (infoPtr, hdc, infoPtr->lSelMin,
|
|
ticFlags | TIC_SELECTIONMARKMIN);
|
|
TRACKBAR_DrawTic (infoPtr, hdc, infoPtr->lSelMax,
|
|
ticFlags | TIC_SELECTIONMARKMAX);
|
|
}
|
|
|
|
/* clean up the pen, if we created one */
|
|
if (hTicPen) {
|
|
SelectObject(hdc, hOldPen);
|
|
DeleteObject(hTicPen);
|
|
}
|
|
}
|
|
|
|
static int
|
|
TRACKBAR_FillThumb (const TRACKBAR_INFO *infoPtr, HDC hdc, HBRUSH hbrush)
|
|
{
|
|
const RECT *thumb = &infoPtr->rcThumb;
|
|
POINT points[6];
|
|
int PointDepth;
|
|
HBRUSH oldbr;
|
|
|
|
if (infoPtr->dwStyle & TBS_BOTH)
|
|
{
|
|
FillRect(hdc, thumb, hbrush);
|
|
return 0;
|
|
}
|
|
|
|
if (infoPtr->dwStyle & TBS_VERT)
|
|
{
|
|
PointDepth = (thumb->bottom - thumb->top) / 2;
|
|
if (infoPtr->dwStyle & TBS_LEFT)
|
|
{
|
|
points[0].x = thumb->right-1;
|
|
points[0].y = thumb->top;
|
|
points[1].x = thumb->right-1;
|
|
points[1].y = thumb->bottom-1;
|
|
points[2].x = thumb->left + PointDepth;
|
|
points[2].y = thumb->bottom-1;
|
|
points[3].x = thumb->left;
|
|
points[3].y = thumb->top + PointDepth;
|
|
points[4].x = thumb->left + PointDepth;
|
|
points[4].y = thumb->top;
|
|
points[5].x = points[0].x;
|
|
points[5].y = points[0].y;
|
|
}
|
|
else
|
|
{
|
|
points[0].x = thumb->right;
|
|
points[0].y = thumb->top + PointDepth;
|
|
points[1].x = thumb->right - PointDepth;
|
|
points[1].y = thumb->bottom-1;
|
|
points[2].x = thumb->left;
|
|
points[2].y = thumb->bottom-1;
|
|
points[3].x = thumb->left;
|
|
points[3].y = thumb->top;
|
|
points[4].x = thumb->right - PointDepth;
|
|
points[4].y = thumb->top;
|
|
points[5].x = points[0].x;
|
|
points[5].y = points[0].y;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
PointDepth = (thumb->right - thumb->left) / 2;
|
|
if (infoPtr->dwStyle & TBS_TOP)
|
|
{
|
|
points[0].x = thumb->left + PointDepth;
|
|
points[0].y = thumb->top+1;
|
|
points[1].x = thumb->right-1;
|
|
points[1].y = thumb->top + PointDepth + 1;
|
|
points[2].x = thumb->right-1;
|
|
points[2].y = thumb->bottom-1;
|
|
points[3].x = thumb->left;
|
|
points[3].y = thumb->bottom-1;
|
|
points[4].x = thumb->left;
|
|
points[4].y = thumb->top + PointDepth + 1;
|
|
points[5].x = points[0].x;
|
|
points[5].y = points[0].y;
|
|
}
|
|
else
|
|
{
|
|
points[0].x = thumb->right-1;
|
|
points[0].y = thumb->top;
|
|
points[1].x = thumb->right-1;
|
|
points[1].y = thumb->bottom - PointDepth - 1;
|
|
points[2].x = thumb->left + PointDepth;
|
|
points[2].y = thumb->bottom-1;
|
|
points[3].x = thumb->left;
|
|
points[3].y = thumb->bottom - PointDepth - 1;
|
|
points[4].x = thumb->left;
|
|
points[4].y = thumb->top;
|
|
points[5].x = points[0].x;
|
|
points[5].y = points[0].y;
|
|
}
|
|
}
|
|
|
|
oldbr = SelectObject(hdc, hbrush);
|
|
SetPolyFillMode(hdc, WINDING);
|
|
Polygon(hdc, points, ARRAY_SIZE(points));
|
|
SelectObject(hdc, oldbr);
|
|
|
|
return PointDepth;
|
|
}
|
|
|
|
static void
|
|
TRACKBAR_DrawThumb (TRACKBAR_INFO *infoPtr, HDC hdc)
|
|
{
|
|
HTHEME theme = GetWindowTheme (infoPtr->hwndSelf);
|
|
int PointDepth;
|
|
HBRUSH brush;
|
|
|
|
if (theme)
|
|
{
|
|
int partId;
|
|
int stateId;
|
|
if (infoPtr->dwStyle & TBS_BOTH)
|
|
partId = (infoPtr->dwStyle & TBS_VERT) ? TKP_THUMBVERT : TKP_THUMB;
|
|
else if (infoPtr->dwStyle & TBS_LEFT)
|
|
partId = (infoPtr->dwStyle & TBS_VERT) ? TKP_THUMBLEFT : TKP_THUMBTOP;
|
|
else
|
|
partId = (infoPtr->dwStyle & TBS_VERT) ? TKP_THUMBRIGHT : TKP_THUMBBOTTOM;
|
|
|
|
if (infoPtr->dwStyle & WS_DISABLED)
|
|
stateId = TUS_DISABLED;
|
|
else if (infoPtr->flags & TB_DRAG_MODE)
|
|
stateId = TUS_PRESSED;
|
|
else if (infoPtr->flags & TB_THUMB_HOT)
|
|
stateId = TUS_HOT;
|
|
else
|
|
stateId = TUS_NORMAL;
|
|
|
|
DrawThemeBackground (theme, hdc, partId, stateId, &infoPtr->rcThumb, NULL);
|
|
|
|
return;
|
|
}
|
|
|
|
if (infoPtr->dwStyle & WS_DISABLED || infoPtr->flags & TB_DRAG_MODE)
|
|
{
|
|
if (comctl32_color.clr3dHilight == comctl32_color.clrWindow)
|
|
brush = COMCTL32_hPattern55AABrush;
|
|
else
|
|
brush = GetSysColorBrush(COLOR_SCROLLBAR);
|
|
|
|
SetTextColor(hdc, comctl32_color.clr3dFace);
|
|
SetBkColor(hdc, comctl32_color.clr3dHilight);
|
|
}
|
|
else
|
|
brush = GetSysColorBrush(COLOR_BTNFACE);
|
|
|
|
PointDepth = TRACKBAR_FillThumb(infoPtr, hdc, brush);
|
|
|
|
if (infoPtr->dwStyle & TBS_BOTH)
|
|
{
|
|
DrawEdge(hdc, &infoPtr->rcThumb, EDGE_RAISED, BF_RECT | BF_SOFT);
|
|
return;
|
|
}
|
|
else
|
|
{
|
|
RECT thumb = infoPtr->rcThumb;
|
|
|
|
if (infoPtr->dwStyle & TBS_VERT)
|
|
{
|
|
if (infoPtr->dwStyle & TBS_LEFT)
|
|
{
|
|
/* rectangular part */
|
|
thumb.left += PointDepth;
|
|
DrawEdge(hdc, &thumb, EDGE_RAISED, BF_TOP | BF_RIGHT | BF_BOTTOM | BF_SOFT);
|
|
|
|
/* light edge */
|
|
thumb.left -= PointDepth;
|
|
thumb.right = thumb.left + PointDepth;
|
|
thumb.bottom = infoPtr->rcThumb.top + PointDepth + 1;
|
|
thumb.top = infoPtr->rcThumb.top;
|
|
DrawEdge(hdc, &thumb, EDGE_RAISED, BF_DIAGONAL_ENDTOPRIGHT | BF_SOFT);
|
|
|
|
/* shadowed edge */
|
|
thumb.top += PointDepth;
|
|
thumb.bottom += PointDepth;
|
|
DrawEdge(hdc, &thumb, EDGE_SUNKEN, BF_DIAGONAL_ENDTOPLEFT | BF_SOFT);
|
|
return;
|
|
}
|
|
else
|
|
{
|
|
/* rectangular part */
|
|
thumb.right -= PointDepth;
|
|
DrawEdge(hdc, &thumb, EDGE_RAISED, BF_TOP | BF_LEFT | BF_BOTTOM | BF_SOFT);
|
|
|
|
/* light edge */
|
|
thumb.left = thumb.right;
|
|
thumb.right += PointDepth + 1;
|
|
thumb.bottom = infoPtr->rcThumb.top + PointDepth + 1;
|
|
thumb.top = infoPtr->rcThumb.top;
|
|
DrawEdge(hdc, &thumb, EDGE_RAISED, BF_DIAGONAL_ENDTOPLEFT | BF_SOFT);
|
|
|
|
/* shadowed edge */
|
|
thumb.top += PointDepth;
|
|
thumb.bottom += PointDepth;
|
|
DrawEdge(hdc, &thumb, EDGE_RAISED, BF_DIAGONAL_ENDBOTTOMLEFT | BF_SOFT);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (infoPtr->dwStyle & TBS_TOP)
|
|
{
|
|
/* rectangular part */
|
|
thumb.top += PointDepth;
|
|
DrawEdge(hdc, &thumb, EDGE_RAISED, BF_LEFT | BF_BOTTOM | BF_RIGHT | BF_SOFT);
|
|
|
|
/* light edge */
|
|
thumb.left = infoPtr->rcThumb.left;
|
|
thumb.right = thumb.left + PointDepth;
|
|
thumb.bottom = infoPtr->rcThumb.top + PointDepth + 1;
|
|
thumb.top -= PointDepth;
|
|
DrawEdge(hdc, &thumb, EDGE_RAISED, BF_DIAGONAL_ENDTOPRIGHT | BF_SOFT);
|
|
|
|
/* shadowed edge */
|
|
thumb.left += PointDepth;
|
|
thumb.right += PointDepth;
|
|
DrawEdge(hdc, &thumb, EDGE_RAISED, BF_DIAGONAL_ENDBOTTOMRIGHT | BF_SOFT);
|
|
}
|
|
else
|
|
{
|
|
/* rectangular part */
|
|
thumb.bottom -= PointDepth;
|
|
DrawEdge(hdc, &thumb, EDGE_RAISED, BF_LEFT | BF_TOP | BF_RIGHT | BF_SOFT);
|
|
|
|
/* light edge */
|
|
thumb.left = infoPtr->rcThumb.left;
|
|
thumb.right = thumb.left + PointDepth;
|
|
thumb.top = infoPtr->rcThumb.bottom - PointDepth - 1;
|
|
thumb.bottom += PointDepth;
|
|
DrawEdge(hdc, &thumb, EDGE_RAISED, BF_DIAGONAL_ENDTOPLEFT | BF_SOFT);
|
|
|
|
/* shadowed edge */
|
|
thumb.left += PointDepth;
|
|
thumb.right += PointDepth;
|
|
DrawEdge(hdc, &thumb, EDGE_RAISED, BF_DIAGONAL_ENDBOTTOMLEFT | BF_SOFT);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
static inline void
|
|
TRACKBAR_ActivateToolTip (const TRACKBAR_INFO *infoPtr, BOOL fShow)
|
|
{
|
|
TTTOOLINFOW ti;
|
|
|
|
if (!infoPtr->hwndToolTip) return;
|
|
|
|
ZeroMemory(&ti, sizeof(ti));
|
|
ti.cbSize = sizeof(ti);
|
|
ti.hwnd = infoPtr->hwndSelf;
|
|
|
|
SendMessageW (infoPtr->hwndToolTip, TTM_TRACKACTIVATE, fShow, (LPARAM)&ti);
|
|
}
|
|
|
|
|
|
static void
|
|
TRACKBAR_UpdateToolTip (const TRACKBAR_INFO *infoPtr)
|
|
{
|
|
WCHAR buf[80];
|
|
static const WCHAR fmt[] = { '%', 'l', 'd', 0 };
|
|
TTTOOLINFOW ti;
|
|
POINT pt;
|
|
RECT rcClient;
|
|
LRESULT size;
|
|
|
|
if (!infoPtr->hwndToolTip) return;
|
|
|
|
ZeroMemory(&ti, sizeof(ti));
|
|
ti.cbSize = sizeof(ti);
|
|
ti.hwnd = infoPtr->hwndSelf;
|
|
ti.uFlags = TTF_IDISHWND | TTF_TRACK | TTF_ABSOLUTE;
|
|
|
|
wsprintfW (buf, fmt, infoPtr->lPos);
|
|
ti.lpszText = buf;
|
|
SendMessageW (infoPtr->hwndToolTip, TTM_UPDATETIPTEXTW, 0, (LPARAM)&ti);
|
|
|
|
GetClientRect (infoPtr->hwndSelf, &rcClient);
|
|
size = SendMessageW (infoPtr->hwndToolTip, TTM_GETBUBBLESIZE, 0, (LPARAM)&ti);
|
|
if (infoPtr->dwStyle & TBS_VERT) {
|
|
if (infoPtr->fLocation == TBTS_LEFT)
|
|
pt.x = 0 - LOWORD(size) - TOOLTIP_OFFSET;
|
|
else
|
|
pt.x = rcClient.right + TOOLTIP_OFFSET;
|
|
pt.y = (infoPtr->rcThumb.top + infoPtr->rcThumb.bottom - HIWORD(size))/2;
|
|
} else {
|
|
if (infoPtr->fLocation == TBTS_TOP)
|
|
pt.y = 0 - HIWORD(size) - TOOLTIP_OFFSET;
|
|
else
|
|
pt.y = rcClient.bottom + TOOLTIP_OFFSET;
|
|
pt.x = (infoPtr->rcThumb.left + infoPtr->rcThumb.right - LOWORD(size))/2;
|
|
}
|
|
ClientToScreen(infoPtr->hwndSelf, &pt);
|
|
|
|
SendMessageW (infoPtr->hwndToolTip, TTM_TRACKPOSITION,
|
|
0, MAKELPARAM(pt.x, pt.y));
|
|
}
|
|
|
|
|
|
static void
|
|
TRACKBAR_Refresh (TRACKBAR_INFO *infoPtr, HDC hdcDst)
|
|
{
|
|
RECT rcClient;
|
|
HDC hdc;
|
|
HBITMAP hOldBmp = 0, hOffScreenBmp = 0;
|
|
NMCUSTOMDRAW nmcd;
|
|
int gcdrf, icdrf;
|
|
|
|
if (infoPtr->flags & TB_THUMBCHANGED) {
|
|
TRACKBAR_UpdateThumb (infoPtr);
|
|
if (infoPtr->flags & TB_THUMBSIZECHANGED)
|
|
TRACKBAR_CalcChannel (infoPtr);
|
|
}
|
|
if (infoPtr->flags & TB_SELECTIONCHANGED)
|
|
TRACKBAR_CalcSelection (infoPtr);
|
|
|
|
if (infoPtr->flags & TB_DRAG_MODE)
|
|
TRACKBAR_UpdateToolTip (infoPtr);
|
|
|
|
infoPtr->flags &= ~ (TB_THUMBCHANGED | TB_SELECTIONCHANGED);
|
|
|
|
GetClientRect (infoPtr->hwndSelf, &rcClient);
|
|
|
|
/* try to render offscreen, if we fail, carrry onscreen */
|
|
hdc = CreateCompatibleDC(hdcDst);
|
|
if (hdc) {
|
|
hOffScreenBmp = CreateCompatibleBitmap(hdcDst, rcClient.right, rcClient.bottom);
|
|
if (hOffScreenBmp) {
|
|
hOldBmp = SelectObject(hdc, hOffScreenBmp);
|
|
} else {
|
|
DeleteObject(hdc);
|
|
hdc = hdcDst;
|
|
}
|
|
} else {
|
|
hdc = hdcDst;
|
|
}
|
|
|
|
ZeroMemory(&nmcd, sizeof(nmcd));
|
|
nmcd.hdr.hwndFrom = infoPtr->hwndSelf;
|
|
nmcd.hdr.idFrom = GetWindowLongPtrW (infoPtr->hwndSelf, GWLP_ID);
|
|
nmcd.hdr.code = NM_CUSTOMDRAW;
|
|
nmcd.hdc = hdc;
|
|
|
|
/* start the paint cycle */
|
|
nmcd.rc = rcClient;
|
|
gcdrf = notify_customdraw(infoPtr, &nmcd, CDDS_PREPAINT);
|
|
if (gcdrf & CDRF_SKIPDEFAULT) goto cleanup;
|
|
|
|
/* Erase background */
|
|
if (gcdrf == CDRF_DODEFAULT ||
|
|
notify_customdraw(infoPtr, &nmcd, CDDS_PREERASE) != CDRF_SKIPDEFAULT) {
|
|
if (GetWindowTheme (infoPtr->hwndSelf)) {
|
|
DrawThemeParentBackground (infoPtr->hwndSelf, hdc, 0);
|
|
}
|
|
#ifndef __REACTOS__
|
|
else {
|
|
#else
|
|
{
|
|
#endif
|
|
HBRUSH brush = (HBRUSH)SendMessageW(infoPtr->hwndNotify, WM_CTLCOLORSTATIC,
|
|
(WPARAM)hdc, (LPARAM)infoPtr->hwndSelf);
|
|
FillRect (hdc, &rcClient, brush ? brush : GetSysColorBrush(COLOR_BTNFACE));
|
|
}
|
|
if (gcdrf != CDRF_DODEFAULT)
|
|
notify_customdraw(infoPtr, &nmcd, CDDS_POSTERASE);
|
|
}
|
|
|
|
/* draw channel */
|
|
if (gcdrf & CDRF_NOTIFYITEMDRAW) {
|
|
nmcd.dwItemSpec = TBCD_CHANNEL;
|
|
nmcd.uItemState = CDIS_DEFAULT;
|
|
nmcd.rc = infoPtr->rcChannel;
|
|
icdrf = notify_customdraw(infoPtr, &nmcd, CDDS_ITEMPREPAINT);
|
|
} else icdrf = CDRF_DODEFAULT;
|
|
if ( !(icdrf & CDRF_SKIPDEFAULT) ) {
|
|
TRACKBAR_DrawChannel (infoPtr, hdc);
|
|
if (icdrf & CDRF_NOTIFYPOSTPAINT)
|
|
notify_customdraw(infoPtr, &nmcd, CDDS_ITEMPOSTPAINT);
|
|
}
|
|
|
|
|
|
/* draw tics */
|
|
if (!(infoPtr->dwStyle & TBS_NOTICKS)) {
|
|
if (gcdrf & CDRF_NOTIFYITEMDRAW) {
|
|
nmcd.dwItemSpec = TBCD_TICS;
|
|
nmcd.uItemState = CDIS_DEFAULT;
|
|
nmcd.rc = rcClient;
|
|
icdrf = notify_customdraw(infoPtr, &nmcd, CDDS_ITEMPREPAINT);
|
|
} else icdrf = CDRF_DODEFAULT;
|
|
if ( !(icdrf & CDRF_SKIPDEFAULT) ) {
|
|
TRACKBAR_DrawTics (infoPtr, hdc);
|
|
if (icdrf & CDRF_NOTIFYPOSTPAINT)
|
|
notify_customdraw(infoPtr, &nmcd, CDDS_ITEMPOSTPAINT);
|
|
}
|
|
}
|
|
|
|
/* draw thumb */
|
|
if (!(infoPtr->dwStyle & TBS_NOTHUMB)) {
|
|
if (gcdrf & CDRF_NOTIFYITEMDRAW) {
|
|
nmcd.dwItemSpec = TBCD_THUMB;
|
|
nmcd.uItemState = infoPtr->flags & TB_DRAG_MODE ? CDIS_HOT : CDIS_DEFAULT;
|
|
nmcd.rc = infoPtr->rcThumb;
|
|
icdrf = notify_customdraw(infoPtr, &nmcd, CDDS_ITEMPREPAINT);
|
|
} else icdrf = CDRF_DODEFAULT;
|
|
if ( !(icdrf & CDRF_SKIPDEFAULT) ) {
|
|
TRACKBAR_DrawThumb(infoPtr, hdc);
|
|
if (icdrf & CDRF_NOTIFYPOSTPAINT)
|
|
notify_customdraw(infoPtr, &nmcd, CDDS_ITEMPOSTPAINT);
|
|
}
|
|
}
|
|
|
|
/* draw focus rectangle */
|
|
if (infoPtr->bFocussed) {
|
|
DrawFocusRect(hdc, &rcClient);
|
|
}
|
|
|
|
/* finish up the painting */
|
|
if (gcdrf & CDRF_NOTIFYPOSTPAINT)
|
|
notify_customdraw(infoPtr, &nmcd, CDDS_POSTPAINT);
|
|
|
|
cleanup:
|
|
/* cleanup, if we rendered offscreen */
|
|
if (hdc != hdcDst) {
|
|
BitBlt(hdcDst, 0, 0, rcClient.right, rcClient.bottom, hdc, 0, 0, SRCCOPY);
|
|
SelectObject(hdc, hOldBmp);
|
|
DeleteObject(hOffScreenBmp);
|
|
DeleteObject(hdc);
|
|
}
|
|
}
|
|
|
|
|
|
static void
|
|
TRACKBAR_AlignBuddies (const TRACKBAR_INFO *infoPtr)
|
|
{
|
|
HWND hwndParent = GetParent (infoPtr->hwndSelf);
|
|
RECT rcSelf, rcBuddy;
|
|
INT x, y;
|
|
|
|
GetWindowRect (infoPtr->hwndSelf, &rcSelf);
|
|
MapWindowPoints (HWND_DESKTOP, hwndParent, (LPPOINT)&rcSelf, 2);
|
|
|
|
/* align buddy left or above */
|
|
if (infoPtr->hwndBuddyLA) {
|
|
GetWindowRect (infoPtr->hwndBuddyLA, &rcBuddy);
|
|
MapWindowPoints (HWND_DESKTOP, hwndParent, (LPPOINT)&rcBuddy, 2);
|
|
|
|
if (infoPtr->dwStyle & TBS_VERT) {
|
|
x = (infoPtr->rcChannel.right + infoPtr->rcChannel.left) / 2 -
|
|
(rcBuddy.right - rcBuddy.left) / 2 + rcSelf.left;
|
|
y = rcSelf.top - (rcBuddy.bottom - rcBuddy.top);
|
|
}
|
|
else {
|
|
x = rcSelf.left - (rcBuddy.right - rcBuddy.left);
|
|
y = (infoPtr->rcChannel.bottom + infoPtr->rcChannel.top) / 2 -
|
|
(rcBuddy.bottom - rcBuddy.top) / 2 + rcSelf.top;
|
|
}
|
|
|
|
SetWindowPos (infoPtr->hwndBuddyLA, 0, x, y, 0, 0,
|
|
SWP_NOZORDER | SWP_NOSIZE);
|
|
}
|
|
|
|
|
|
/* align buddy right or below */
|
|
if (infoPtr->hwndBuddyRB) {
|
|
GetWindowRect (infoPtr->hwndBuddyRB, &rcBuddy);
|
|
MapWindowPoints (HWND_DESKTOP, hwndParent, (LPPOINT)&rcBuddy, 2);
|
|
|
|
if (infoPtr->dwStyle & TBS_VERT) {
|
|
x = (infoPtr->rcChannel.right + infoPtr->rcChannel.left) / 2 -
|
|
(rcBuddy.right - rcBuddy.left) / 2 + rcSelf.left;
|
|
y = rcSelf.bottom;
|
|
}
|
|
else {
|
|
x = rcSelf.right;
|
|
y = (infoPtr->rcChannel.bottom + infoPtr->rcChannel.top) / 2 -
|
|
(rcBuddy.bottom - rcBuddy.top) / 2 + rcSelf.top;
|
|
}
|
|
SetWindowPos (infoPtr->hwndBuddyRB, 0, x, y, 0, 0,
|
|
SWP_NOZORDER | SWP_NOSIZE);
|
|
}
|
|
}
|
|
|
|
|
|
static LRESULT
|
|
TRACKBAR_ClearSel (TRACKBAR_INFO *infoPtr, BOOL fRedraw)
|
|
{
|
|
infoPtr->lSelMin = 0;
|
|
infoPtr->lSelMax = 0;
|
|
infoPtr->flags |= TB_SELECTIONCHANGED;
|
|
|
|
if (fRedraw) TRACKBAR_InvalidateAll(infoPtr);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static LRESULT
|
|
TRACKBAR_ClearTics (TRACKBAR_INFO *infoPtr, BOOL fRedraw)
|
|
{
|
|
if (infoPtr->tics) {
|
|
Free (infoPtr->tics);
|
|
infoPtr->tics = NULL;
|
|
infoPtr->uNumTics = 0;
|
|
}
|
|
|
|
if (fRedraw) TRACKBAR_InvalidateAll(infoPtr);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static inline LRESULT
|
|
TRACKBAR_GetChannelRect (const TRACKBAR_INFO *infoPtr, LPRECT lprc)
|
|
{
|
|
if (lprc == NULL) return 0;
|
|
|
|
lprc->left = infoPtr->rcChannel.left;
|
|
lprc->right = infoPtr->rcChannel.right;
|
|
lprc->bottom = infoPtr->rcChannel.bottom;
|
|
lprc->top = infoPtr->rcChannel.top;
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static inline LONG
|
|
TRACKBAR_GetNumTics (const TRACKBAR_INFO *infoPtr)
|
|
{
|
|
if (infoPtr->dwStyle & TBS_NOTICKS) return 0;
|
|
|
|
return infoPtr->uNumTics + 2;
|
|
}
|
|
|
|
|
|
static int comp_tics (const void *ap, const void *bp)
|
|
{
|
|
const DWORD a = *(const DWORD *)ap;
|
|
const DWORD b = *(const DWORD *)bp;
|
|
|
|
TRACE("(a=%d, b=%d)\n", a, b);
|
|
if (a < b) return -1;
|
|
if (a > b) return 1;
|
|
return 0;
|
|
}
|
|
|
|
|
|
static inline LONG
|
|
TRACKBAR_GetTic (const TRACKBAR_INFO *infoPtr, INT iTic)
|
|
{
|
|
if ((iTic < 0) || (iTic >= infoPtr->uNumTics) || !infoPtr->tics)
|
|
return -1;
|
|
|
|
qsort(infoPtr->tics, infoPtr->uNumTics, sizeof(DWORD), comp_tics);
|
|
return infoPtr->tics[iTic];
|
|
}
|
|
|
|
|
|
static inline LONG
|
|
TRACKBAR_GetTicPos (const TRACKBAR_INFO *infoPtr, INT iTic)
|
|
{
|
|
LONG range, width, pos, tic;
|
|
int offsetthumb;
|
|
|
|
if ((iTic < 0) || (iTic >= infoPtr->uNumTics) || !infoPtr->tics)
|
|
return -1;
|
|
|
|
tic = TRACKBAR_GetTic (infoPtr, iTic);
|
|
range = infoPtr->lRangeMax - infoPtr->lRangeMin;
|
|
if (range <= 0) range = 1;
|
|
offsetthumb = (infoPtr->rcThumb.right - infoPtr->rcThumb.left)/2;
|
|
width = infoPtr->rcChannel.right - infoPtr->rcChannel.left - offsetthumb*2;
|
|
pos = infoPtr->rcChannel.left + offsetthumb + (width * tic) / range;
|
|
|
|
return pos;
|
|
}
|
|
|
|
|
|
static HWND
|
|
TRACKBAR_SetBuddy (TRACKBAR_INFO *infoPtr, BOOL fLocation, HWND hwndBuddy)
|
|
{
|
|
HWND hwndTemp;
|
|
|
|
if (fLocation) {
|
|
/* buddy is left or above */
|
|
hwndTemp = infoPtr->hwndBuddyLA;
|
|
infoPtr->hwndBuddyLA = hwndBuddy;
|
|
}
|
|
else {
|
|
/* buddy is right or below */
|
|
hwndTemp = infoPtr->hwndBuddyRB;
|
|
infoPtr->hwndBuddyRB = hwndBuddy;
|
|
}
|
|
|
|
TRACKBAR_AlignBuddies (infoPtr);
|
|
|
|
return hwndTemp;
|
|
}
|
|
|
|
|
|
static inline LONG
|
|
TRACKBAR_SetLineSize (TRACKBAR_INFO *infoPtr, LONG lLineSize)
|
|
{
|
|
LONG lTemp = infoPtr->lLineSize;
|
|
|
|
infoPtr->lLineSize = lLineSize;
|
|
|
|
return lTemp;
|
|
}
|
|
|
|
|
|
static inline LONG
|
|
TRACKBAR_SetPageSize (TRACKBAR_INFO *infoPtr, LONG lPageSize)
|
|
{
|
|
LONG lTemp = infoPtr->lPageSize;
|
|
|
|
if (lPageSize != -1)
|
|
infoPtr->lPageSize = lPageSize;
|
|
else
|
|
infoPtr->lPageSize = TB_DEFAULTPAGESIZE;
|
|
|
|
return lTemp;
|
|
}
|
|
|
|
|
|
static inline LRESULT
|
|
TRACKBAR_SetPos (TRACKBAR_INFO *infoPtr, BOOL fPosition, LONG lPosition)
|
|
{
|
|
LONG oldPos = infoPtr->lPos;
|
|
infoPtr->lPos = lPosition;
|
|
|
|
if (infoPtr->lPos < infoPtr->lRangeMin)
|
|
infoPtr->lPos = infoPtr->lRangeMin;
|
|
|
|
if (infoPtr->lPos > infoPtr->lRangeMax)
|
|
infoPtr->lPos = infoPtr->lRangeMax;
|
|
|
|
if (fPosition && oldPos != lPosition)
|
|
{
|
|
TRACKBAR_UpdateThumb(infoPtr);
|
|
TRACKBAR_InvalidateThumbMove(infoPtr, oldPos, lPosition);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static inline LRESULT
|
|
TRACKBAR_SetRange (TRACKBAR_INFO *infoPtr, BOOL redraw, LONG range)
|
|
{
|
|
BOOL changed = infoPtr->lRangeMin != (SHORT)LOWORD(range) ||
|
|
infoPtr->lRangeMax != (SHORT)HIWORD(range);
|
|
|
|
infoPtr->lRangeMin = (SHORT)LOWORD(range);
|
|
infoPtr->lRangeMax = (SHORT)HIWORD(range);
|
|
|
|
/* clip position to new min/max limit */
|
|
if (infoPtr->lPos < infoPtr->lRangeMin)
|
|
infoPtr->lPos = infoPtr->lRangeMin;
|
|
|
|
if (infoPtr->lPos > infoPtr->lRangeMax)
|
|
infoPtr->lPos = infoPtr->lRangeMax;
|
|
|
|
infoPtr->lPageSize = (infoPtr->lRangeMax - infoPtr->lRangeMin) / 5;
|
|
if (infoPtr->lPageSize == 0) infoPtr->lPageSize = 1;
|
|
|
|
if (changed) {
|
|
if (infoPtr->dwStyle & TBS_AUTOTICKS)
|
|
TRACKBAR_RecalculateTics (infoPtr);
|
|
infoPtr->flags |= TB_THUMBPOSCHANGED;
|
|
}
|
|
|
|
if (redraw) TRACKBAR_InvalidateAll(infoPtr);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static inline LRESULT
|
|
TRACKBAR_SetRangeMax (TRACKBAR_INFO *infoPtr, BOOL redraw, LONG lMax)
|
|
{
|
|
BOOL changed = infoPtr->lRangeMax != lMax;
|
|
LONG rightmost = max(lMax, infoPtr->lRangeMin);
|
|
|
|
infoPtr->lRangeMax = lMax;
|
|
if (infoPtr->lPos > rightmost) {
|
|
infoPtr->lPos = rightmost;
|
|
infoPtr->flags |= TB_THUMBPOSCHANGED;
|
|
}
|
|
|
|
infoPtr->lPageSize = (infoPtr->lRangeMax - infoPtr->lRangeMin) / 5;
|
|
if (infoPtr->lPageSize == 0) infoPtr->lPageSize = 1;
|
|
|
|
if (changed && (infoPtr->dwStyle & TBS_AUTOTICKS))
|
|
TRACKBAR_RecalculateTics (infoPtr);
|
|
|
|
if (redraw) TRACKBAR_InvalidateAll(infoPtr);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static inline LRESULT
|
|
TRACKBAR_SetRangeMin (TRACKBAR_INFO *infoPtr, BOOL redraw, LONG lMin)
|
|
{
|
|
BOOL changed = infoPtr->lRangeMin != lMin;
|
|
|
|
infoPtr->lRangeMin = lMin;
|
|
if (infoPtr->lPos < infoPtr->lRangeMin) {
|
|
infoPtr->lPos = infoPtr->lRangeMin;
|
|
infoPtr->flags |= TB_THUMBPOSCHANGED;
|
|
}
|
|
|
|
infoPtr->lPageSize = (infoPtr->lRangeMax - infoPtr->lRangeMin) / 5;
|
|
if (infoPtr->lPageSize == 0) infoPtr->lPageSize = 1;
|
|
|
|
if (changed && (infoPtr->dwStyle & TBS_AUTOTICKS))
|
|
TRACKBAR_RecalculateTics (infoPtr);
|
|
|
|
if (redraw) TRACKBAR_InvalidateAll(infoPtr);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static inline LRESULT
|
|
TRACKBAR_SetSel (TRACKBAR_INFO *infoPtr, BOOL fRedraw, LONG lSel)
|
|
{
|
|
if (!(infoPtr->dwStyle & TBS_ENABLESELRANGE)){
|
|
infoPtr->lSelMin = 0;
|
|
infoPtr->lSelMax = 0;
|
|
return 0;
|
|
}
|
|
|
|
infoPtr->lSelMin = (SHORT)LOWORD(lSel);
|
|
infoPtr->lSelMax = (SHORT)HIWORD(lSel);
|
|
infoPtr->flags |= TB_SELECTIONCHANGED;
|
|
|
|
if (infoPtr->lSelMin < infoPtr->lRangeMin)
|
|
infoPtr->lSelMin = infoPtr->lRangeMin;
|
|
if (infoPtr->lSelMax > infoPtr->lRangeMax)
|
|
infoPtr->lSelMax = infoPtr->lRangeMax;
|
|
|
|
if (fRedraw) TRACKBAR_InvalidateAll(infoPtr);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static inline LRESULT
|
|
TRACKBAR_SetSelEnd (TRACKBAR_INFO *infoPtr, BOOL fRedraw, LONG lEnd)
|
|
{
|
|
if (!(infoPtr->dwStyle & TBS_ENABLESELRANGE)){
|
|
infoPtr->lSelMax = 0;
|
|
return 0;
|
|
}
|
|
|
|
infoPtr->lSelMax = lEnd;
|
|
infoPtr->flags |= TB_SELECTIONCHANGED;
|
|
|
|
if (infoPtr->lSelMax > infoPtr->lRangeMax)
|
|
infoPtr->lSelMax = infoPtr->lRangeMax;
|
|
|
|
if (fRedraw) TRACKBAR_InvalidateAll(infoPtr);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static inline LRESULT
|
|
TRACKBAR_SetSelStart (TRACKBAR_INFO *infoPtr, BOOL fRedraw, LONG lStart)
|
|
{
|
|
if (!(infoPtr->dwStyle & TBS_ENABLESELRANGE)){
|
|
infoPtr->lSelMin = 0;
|
|
return 0;
|
|
}
|
|
|
|
infoPtr->lSelMin = lStart;
|
|
infoPtr->flags |=TB_SELECTIONCHANGED;
|
|
|
|
if (infoPtr->lSelMin < infoPtr->lRangeMin)
|
|
infoPtr->lSelMin = infoPtr->lRangeMin;
|
|
|
|
if (fRedraw) TRACKBAR_InvalidateAll(infoPtr);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static inline LRESULT
|
|
TRACKBAR_SetThumbLength (TRACKBAR_INFO *infoPtr, UINT iLength)
|
|
{
|
|
if (infoPtr->dwStyle & TBS_FIXEDLENGTH) {
|
|
/* We're not supposed to check if it's really changed or not,
|
|
just repaint in any case. */
|
|
infoPtr->uThumbLen = iLength;
|
|
infoPtr->flags |= TB_THUMBSIZECHANGED;
|
|
TRACKBAR_InvalidateAll(infoPtr);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static inline LRESULT
|
|
TRACKBAR_SetTic (TRACKBAR_INFO *infoPtr, LONG lPos)
|
|
{
|
|
if ((lPos < infoPtr->lRangeMin) || (lPos> infoPtr->lRangeMax))
|
|
return FALSE;
|
|
|
|
TRACE("lPos=%d\n", lPos);
|
|
|
|
infoPtr->uNumTics++;
|
|
infoPtr->tics=ReAlloc( infoPtr->tics,
|
|
(infoPtr->uNumTics)*sizeof (DWORD));
|
|
if (!infoPtr->tics) {
|
|
infoPtr->uNumTics = 0;
|
|
notify(infoPtr, NM_OUTOFMEMORY);
|
|
return FALSE;
|
|
}
|
|
infoPtr->tics[infoPtr->uNumTics-1] = lPos;
|
|
|
|
TRACKBAR_InvalidateAll(infoPtr);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
static inline LRESULT
|
|
TRACKBAR_SetTicFreq (TRACKBAR_INFO *infoPtr, WORD wFreq)
|
|
{
|
|
if (infoPtr->dwStyle & TBS_AUTOTICKS) {
|
|
infoPtr->uTicFreq = wFreq;
|
|
TRACKBAR_RecalculateTics (infoPtr);
|
|
TRACKBAR_InvalidateAll(infoPtr);
|
|
}
|
|
|
|
TRACKBAR_UpdateThumb (infoPtr);
|
|
return 0;
|
|
}
|
|
|
|
|
|
static inline INT
|
|
TRACKBAR_SetTipSide (TRACKBAR_INFO *infoPtr, INT fLocation)
|
|
{
|
|
INT fTemp = infoPtr->fLocation;
|
|
|
|
infoPtr->fLocation = fLocation;
|
|
|
|
return fTemp;
|
|
}
|
|
|
|
|
|
static inline LRESULT
|
|
TRACKBAR_SetToolTips (TRACKBAR_INFO *infoPtr, HWND hwndTT)
|
|
{
|
|
infoPtr->hwndToolTip = hwndTT;
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static inline BOOL
|
|
TRACKBAR_SetUnicodeFormat (TRACKBAR_INFO *infoPtr, BOOL fUnicode)
|
|
{
|
|
BOOL bTemp = infoPtr->bUnicode;
|
|
|
|
infoPtr->bUnicode = fUnicode;
|
|
|
|
return bTemp;
|
|
}
|
|
|
|
|
|
static LRESULT
|
|
TRACKBAR_InitializeThumb (TRACKBAR_INFO *infoPtr)
|
|
{
|
|
RECT rect;
|
|
int clientWidth, clientMetric;
|
|
|
|
/* initial thumb length */
|
|
clientMetric = (infoPtr->dwStyle & TBS_ENABLESELRANGE) ? 23 : 21;
|
|
GetClientRect(infoPtr->hwndSelf,&rect);
|
|
if (infoPtr->dwStyle & TBS_VERT) {
|
|
clientWidth = rect.right - rect.left;
|
|
} else {
|
|
clientWidth = rect.bottom - rect.top;
|
|
}
|
|
if (clientWidth >= clientMetric)
|
|
infoPtr->uThumbLen = clientMetric;
|
|
else
|
|
infoPtr->uThumbLen = clientWidth > 9 ? clientWidth - 6 : 4;
|
|
|
|
TRACKBAR_CalcChannel (infoPtr);
|
|
TRACKBAR_UpdateThumb (infoPtr);
|
|
infoPtr->flags &= ~TB_SELECTIONCHANGED;
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static LRESULT
|
|
TRACKBAR_Create (HWND hwnd, const CREATESTRUCTW *lpcs)
|
|
{
|
|
TRACKBAR_INFO *infoPtr;
|
|
|
|
infoPtr = Alloc (sizeof(TRACKBAR_INFO));
|
|
if (!infoPtr) return -1;
|
|
SetWindowLongPtrW (hwnd, 0, (DWORD_PTR)infoPtr);
|
|
|
|
/* set default values */
|
|
infoPtr->hwndSelf = hwnd;
|
|
infoPtr->dwStyle = lpcs->style;
|
|
infoPtr->lRangeMin = 0;
|
|
infoPtr->lRangeMax = 100;
|
|
infoPtr->lLineSize = 1;
|
|
infoPtr->lPageSize = TB_DEFAULTPAGESIZE;
|
|
infoPtr->lSelMin = 0;
|
|
infoPtr->lSelMax = 0;
|
|
infoPtr->lPos = 0;
|
|
infoPtr->fLocation = TBTS_TOP;
|
|
infoPtr->uNumTics = 0; /* start and end tic are not included in count*/
|
|
infoPtr->uTicFreq = 1;
|
|
infoPtr->tics = NULL;
|
|
infoPtr->hwndNotify= lpcs->hwndParent;
|
|
|
|
TRACKBAR_InitializeThumb (infoPtr);
|
|
|
|
/* Create tooltip control */
|
|
if (infoPtr->dwStyle & TBS_TOOLTIPS) {
|
|
|
|
infoPtr->hwndToolTip =
|
|
CreateWindowExW (0, TOOLTIPS_CLASSW, NULL, WS_POPUP,
|
|
CW_USEDEFAULT, CW_USEDEFAULT,
|
|
CW_USEDEFAULT, CW_USEDEFAULT,
|
|
hwnd, 0, 0, 0);
|
|
|
|
if (infoPtr->hwndToolTip) {
|
|
TTTOOLINFOW ti;
|
|
WCHAR wEmpty = 0;
|
|
ZeroMemory (&ti, sizeof(ti));
|
|
ti.cbSize = sizeof(ti);
|
|
ti.uFlags = TTF_IDISHWND | TTF_TRACK | TTF_ABSOLUTE;
|
|
ti.hwnd = hwnd;
|
|
ti.lpszText = &wEmpty;
|
|
|
|
SendMessageW (infoPtr->hwndToolTip, TTM_ADDTOOLW, 0, (LPARAM)&ti);
|
|
}
|
|
}
|
|
|
|
OpenThemeData (hwnd, themeClass);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static LRESULT
|
|
TRACKBAR_Destroy (TRACKBAR_INFO *infoPtr)
|
|
{
|
|
/* delete tooltip control */
|
|
if (infoPtr->hwndToolTip)
|
|
DestroyWindow (infoPtr->hwndToolTip);
|
|
|
|
Free (infoPtr->tics);
|
|
infoPtr->tics = NULL;
|
|
|
|
SetWindowLongPtrW (infoPtr->hwndSelf, 0, 0);
|
|
CloseThemeData (GetWindowTheme (infoPtr->hwndSelf));
|
|
Free (infoPtr);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static LRESULT
|
|
TRACKBAR_KillFocus (TRACKBAR_INFO *infoPtr)
|
|
{
|
|
TRACE("\n");
|
|
infoPtr->bFocussed = FALSE;
|
|
TRACKBAR_InvalidateAll(infoPtr);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static LRESULT
|
|
TRACKBAR_LButtonDown (TRACKBAR_INFO *infoPtr, INT x, INT y)
|
|
{
|
|
POINT clickPoint;
|
|
|
|
clickPoint.x = x;
|
|
clickPoint.y = y;
|
|
|
|
SetFocus(infoPtr->hwndSelf);
|
|
|
|
if (PtInRect(&infoPtr->rcThumb, clickPoint)) {
|
|
infoPtr->flags |= TB_DRAG_MODE;
|
|
SetCapture (infoPtr->hwndSelf);
|
|
TRACKBAR_UpdateToolTip (infoPtr);
|
|
TRACKBAR_ActivateToolTip (infoPtr, TRUE);
|
|
TRACKBAR_InvalidateThumb(infoPtr, infoPtr->lPos);
|
|
} else {
|
|
LONG dir = TRACKBAR_GetAutoPageDirection(infoPtr, clickPoint);
|
|
if (dir == 0) return 0;
|
|
infoPtr->flags |= (dir < 0) ? TB_AUTO_PAGE_LEFT : TB_AUTO_PAGE_RIGHT;
|
|
TRACKBAR_AutoPage (infoPtr, clickPoint);
|
|
SetCapture (infoPtr->hwndSelf);
|
|
SetTimer(infoPtr->hwndSelf, TB_REFRESH_TIMER, TB_REFRESH_DELAY, 0);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static LRESULT
|
|
TRACKBAR_LButtonUp (TRACKBAR_INFO *infoPtr)
|
|
{
|
|
if (infoPtr->flags & TB_DRAG_MODE) {
|
|
notify_with_scroll (infoPtr, TB_THUMBPOSITION | (infoPtr->lPos<<16));
|
|
notify_with_scroll (infoPtr, TB_ENDTRACK);
|
|
infoPtr->flags &= ~TB_DRAG_MODE;
|
|
ReleaseCapture ();
|
|
notify(infoPtr, NM_RELEASEDCAPTURE);
|
|
TRACKBAR_ActivateToolTip(infoPtr, FALSE);
|
|
TRACKBAR_InvalidateThumb(infoPtr, infoPtr->lPos);
|
|
}
|
|
if (infoPtr->flags & TB_AUTO_PAGE) {
|
|
KillTimer (infoPtr->hwndSelf, TB_REFRESH_TIMER);
|
|
infoPtr->flags &= ~TB_AUTO_PAGE;
|
|
notify_with_scroll (infoPtr, TB_ENDTRACK);
|
|
ReleaseCapture ();
|
|
notify(infoPtr, NM_RELEASEDCAPTURE);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static LRESULT
|
|
TRACKBAR_CaptureChanged (const TRACKBAR_INFO *infoPtr)
|
|
{
|
|
notify_with_scroll (infoPtr, TB_ENDTRACK);
|
|
return 0;
|
|
}
|
|
|
|
|
|
static LRESULT
|
|
TRACKBAR_Paint (TRACKBAR_INFO *infoPtr, HDC hdc)
|
|
{
|
|
if (hdc) {
|
|
TRACKBAR_Refresh(infoPtr, hdc);
|
|
} else {
|
|
PAINTSTRUCT ps;
|
|
hdc = BeginPaint (infoPtr->hwndSelf, &ps);
|
|
TRACKBAR_Refresh (infoPtr, hdc);
|
|
EndPaint (infoPtr->hwndSelf, &ps);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static LRESULT
|
|
TRACKBAR_SetFocus (TRACKBAR_INFO *infoPtr)
|
|
{
|
|
TRACE("\n");
|
|
infoPtr->bFocussed = TRUE;
|
|
TRACKBAR_InvalidateAll(infoPtr);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static LRESULT
|
|
TRACKBAR_Size (TRACKBAR_INFO *infoPtr)
|
|
{
|
|
if (infoPtr->dwStyle & TBS_FIXEDLENGTH)
|
|
{
|
|
TRACKBAR_CalcChannel(infoPtr);
|
|
TRACKBAR_UpdateThumb(infoPtr);
|
|
}
|
|
else
|
|
TRACKBAR_InitializeThumb(infoPtr);
|
|
TRACKBAR_AlignBuddies (infoPtr);
|
|
TRACKBAR_InvalidateAll(infoPtr);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static LRESULT
|
|
TRACKBAR_StyleChanged (TRACKBAR_INFO *infoPtr, WPARAM wStyleType,
|
|
const STYLESTRUCT *lpss)
|
|
{
|
|
if (wStyleType != GWL_STYLE) return 0;
|
|
|
|
infoPtr->dwStyle = lpss->styleNew;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static LRESULT
|
|
TRACKBAR_Timer (TRACKBAR_INFO *infoPtr)
|
|
{
|
|
if (infoPtr->flags & TB_AUTO_PAGE) {
|
|
POINT pt;
|
|
if (GetCursorPos(&pt))
|
|
if (ScreenToClient(infoPtr->hwndSelf, &pt))
|
|
TRACKBAR_AutoPage(infoPtr, pt);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
/* update theme after a WM_THEMECHANGED message */
|
|
static LRESULT theme_changed (const TRACKBAR_INFO* infoPtr)
|
|
{
|
|
HTHEME theme = GetWindowTheme (infoPtr->hwndSelf);
|
|
CloseThemeData (theme);
|
|
OpenThemeData (infoPtr->hwndSelf, themeClass);
|
|
return 0;
|
|
}
|
|
|
|
|
|
static LRESULT
|
|
TRACKBAR_MouseMove (TRACKBAR_INFO *infoPtr, INT x, INT y)
|
|
{
|
|
INT clickPlace = (infoPtr->dwStyle & TBS_VERT) ? y : x;
|
|
LONG dragPos, oldPos = infoPtr->lPos;
|
|
|
|
TRACE("(x=%d. y=%d)\n", x, y);
|
|
|
|
if (infoPtr->flags & TB_AUTO_PAGE) {
|
|
POINT pt;
|
|
pt.x = x;
|
|
pt.y = y;
|
|
TRACKBAR_AutoPage (infoPtr, pt);
|
|
return TRUE;
|
|
}
|
|
|
|
if (!(infoPtr->flags & TB_DRAG_MODE))
|
|
{
|
|
if (GetWindowTheme (infoPtr->hwndSelf))
|
|
{
|
|
DWORD oldFlags = infoPtr->flags;
|
|
POINT pt;
|
|
pt.x = x;
|
|
pt.y = y;
|
|
if (PtInRect (&infoPtr->rcThumb, pt))
|
|
{
|
|
TRACKMOUSEEVENT tme;
|
|
tme.cbSize = sizeof( tme );
|
|
tme.dwFlags = TME_LEAVE;
|
|
tme.hwndTrack = infoPtr->hwndSelf;
|
|
TrackMouseEvent( &tme );
|
|
infoPtr->flags |= TB_THUMB_HOT;
|
|
}
|
|
else
|
|
{
|
|
TRACKMOUSEEVENT tme;
|
|
tme.cbSize = sizeof( tme );
|
|
tme.dwFlags = TME_CANCEL;
|
|
tme.hwndTrack = infoPtr->hwndSelf;
|
|
TrackMouseEvent( &tme );
|
|
infoPtr->flags &= ~TB_THUMB_HOT;
|
|
}
|
|
if (oldFlags != infoPtr->flags) InvalidateRect (infoPtr->hwndSelf, &infoPtr->rcThumb, FALSE);
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
dragPos = TRACKBAR_ConvertPlaceToPosition (infoPtr, clickPlace);
|
|
|
|
if (dragPos == oldPos) return TRUE;
|
|
|
|
infoPtr->lPos = dragPos;
|
|
TRACKBAR_UpdateThumb (infoPtr);
|
|
|
|
notify_with_scroll (infoPtr, TB_THUMBTRACK | (infoPtr->lPos<<16));
|
|
|
|
TRACKBAR_InvalidateThumbMove(infoPtr, oldPos, dragPos);
|
|
UpdateWindow (infoPtr->hwndSelf);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static BOOL
|
|
TRACKBAR_KeyDown (TRACKBAR_INFO *infoPtr, INT nVirtKey)
|
|
{
|
|
BOOL downIsLeft = infoPtr->dwStyle & TBS_DOWNISLEFT;
|
|
BOOL vert = infoPtr->dwStyle & TBS_VERT;
|
|
LONG pos = infoPtr->lPos;
|
|
|
|
TRACE("%x\n", nVirtKey);
|
|
|
|
switch (nVirtKey) {
|
|
case VK_UP:
|
|
if (!vert && downIsLeft) TRACKBAR_LineDown(infoPtr);
|
|
else TRACKBAR_LineUp(infoPtr);
|
|
break;
|
|
case VK_LEFT:
|
|
if (vert && downIsLeft) TRACKBAR_LineDown(infoPtr);
|
|
else TRACKBAR_LineUp(infoPtr);
|
|
break;
|
|
case VK_DOWN:
|
|
if (!vert && downIsLeft) TRACKBAR_LineUp(infoPtr);
|
|
else TRACKBAR_LineDown(infoPtr);
|
|
break;
|
|
case VK_RIGHT:
|
|
if (vert && downIsLeft) TRACKBAR_LineUp(infoPtr);
|
|
else TRACKBAR_LineDown(infoPtr);
|
|
break;
|
|
case VK_NEXT:
|
|
if (!vert && downIsLeft) TRACKBAR_PageUp(infoPtr);
|
|
else TRACKBAR_PageDown(infoPtr);
|
|
break;
|
|
case VK_PRIOR:
|
|
if (!vert && downIsLeft) TRACKBAR_PageDown(infoPtr);
|
|
else TRACKBAR_PageUp(infoPtr);
|
|
break;
|
|
case VK_HOME:
|
|
if (infoPtr->lPos == infoPtr->lRangeMin) return FALSE;
|
|
infoPtr->lPos = infoPtr->lRangeMin;
|
|
notify_with_scroll (infoPtr, TB_TOP);
|
|
break;
|
|
case VK_END:
|
|
if (infoPtr->lPos == infoPtr->lRangeMax) return FALSE;
|
|
infoPtr->lPos = infoPtr->lRangeMax;
|
|
notify_with_scroll (infoPtr, TB_BOTTOM);
|
|
break;
|
|
}
|
|
|
|
if (pos != infoPtr->lPos) {
|
|
TRACKBAR_UpdateThumb (infoPtr);
|
|
TRACKBAR_InvalidateThumbMove (infoPtr, pos, infoPtr->lPos);
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
static inline BOOL
|
|
TRACKBAR_KeyUp (const TRACKBAR_INFO *infoPtr, INT nVirtKey)
|
|
{
|
|
switch (nVirtKey) {
|
|
case VK_LEFT:
|
|
case VK_UP:
|
|
case VK_RIGHT:
|
|
case VK_DOWN:
|
|
case VK_NEXT:
|
|
case VK_PRIOR:
|
|
case VK_HOME:
|
|
case VK_END:
|
|
notify_with_scroll (infoPtr, TB_ENDTRACK);
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
static LRESULT
|
|
TRACKBAR_Enable (TRACKBAR_INFO *infoPtr, BOOL enable)
|
|
{
|
|
if (enable)
|
|
infoPtr->dwStyle &= ~WS_DISABLED;
|
|
else
|
|
infoPtr->dwStyle |= WS_DISABLED;
|
|
|
|
InvalidateRect(infoPtr->hwndSelf, &infoPtr->rcThumb, TRUE);
|
|
|
|
return 1;
|
|
}
|
|
|
|
static LRESULT WINAPI
|
|
TRACKBAR_WindowProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
|
|
{
|
|
TRACKBAR_INFO *infoPtr = (TRACKBAR_INFO *)GetWindowLongPtrW (hwnd, 0);
|
|
|
|
TRACE("hwnd=%p msg=%x wparam=%lx lparam=%lx\n", hwnd, uMsg, wParam, lParam);
|
|
|
|
if (!infoPtr && (uMsg != WM_CREATE))
|
|
return DefWindowProcW (hwnd, uMsg, wParam, lParam);
|
|
|
|
switch (uMsg)
|
|
{
|
|
case TBM_CLEARSEL:
|
|
return TRACKBAR_ClearSel (infoPtr, (BOOL)wParam);
|
|
|
|
case TBM_CLEARTICS:
|
|
return TRACKBAR_ClearTics (infoPtr, (BOOL)wParam);
|
|
|
|
case TBM_GETBUDDY:
|
|
return (LRESULT)(wParam ? infoPtr->hwndBuddyLA : infoPtr->hwndBuddyRB);
|
|
|
|
case TBM_GETCHANNELRECT:
|
|
return TRACKBAR_GetChannelRect (infoPtr, (LPRECT)lParam);
|
|
|
|
case TBM_GETLINESIZE:
|
|
return infoPtr->lLineSize;
|
|
|
|
case TBM_GETNUMTICS:
|
|
return TRACKBAR_GetNumTics (infoPtr);
|
|
|
|
case TBM_GETPAGESIZE:
|
|
return infoPtr->lPageSize;
|
|
|
|
case TBM_GETPOS:
|
|
return infoPtr->lPos;
|
|
|
|
case TBM_GETPTICS:
|
|
return (LRESULT)infoPtr->tics;
|
|
|
|
case TBM_GETRANGEMAX:
|
|
return infoPtr->lRangeMax;
|
|
|
|
case TBM_GETRANGEMIN:
|
|
return infoPtr->lRangeMin;
|
|
|
|
case TBM_GETSELEND:
|
|
return infoPtr->lSelMax;
|
|
|
|
case TBM_GETSELSTART:
|
|
return infoPtr->lSelMin;
|
|
|
|
case TBM_GETTHUMBLENGTH:
|
|
return infoPtr->uThumbLen;
|
|
|
|
case TBM_GETTHUMBRECT:
|
|
return CopyRect((LPRECT)lParam, &infoPtr->rcThumb);
|
|
|
|
case TBM_GETTIC:
|
|
return TRACKBAR_GetTic (infoPtr, (INT)wParam);
|
|
|
|
case TBM_GETTICPOS:
|
|
return TRACKBAR_GetTicPos (infoPtr, (INT)wParam);
|
|
|
|
case TBM_GETTOOLTIPS:
|
|
return (LRESULT)infoPtr->hwndToolTip;
|
|
|
|
case TBM_GETUNICODEFORMAT:
|
|
return infoPtr->bUnicode;
|
|
|
|
case TBM_SETBUDDY:
|
|
return (LRESULT) TRACKBAR_SetBuddy(infoPtr, (BOOL)wParam, (HWND)lParam);
|
|
|
|
case TBM_SETLINESIZE:
|
|
return TRACKBAR_SetLineSize (infoPtr, (LONG)lParam);
|
|
|
|
case TBM_SETPAGESIZE:
|
|
return TRACKBAR_SetPageSize (infoPtr, (LONG)lParam);
|
|
|
|
case TBM_SETPOS:
|
|
return TRACKBAR_SetPos (infoPtr, (BOOL)wParam, (LONG)lParam);
|
|
|
|
case TBM_SETRANGE:
|
|
return TRACKBAR_SetRange (infoPtr, (BOOL)wParam, (LONG)lParam);
|
|
|
|
case TBM_SETRANGEMAX:
|
|
return TRACKBAR_SetRangeMax (infoPtr, (BOOL)wParam, (LONG)lParam);
|
|
|
|
case TBM_SETRANGEMIN:
|
|
return TRACKBAR_SetRangeMin (infoPtr, (BOOL)wParam, (LONG)lParam);
|
|
|
|
case TBM_SETSEL:
|
|
return TRACKBAR_SetSel (infoPtr, (BOOL)wParam, (LONG)lParam);
|
|
|
|
case TBM_SETSELEND:
|
|
return TRACKBAR_SetSelEnd (infoPtr, (BOOL)wParam, (LONG)lParam);
|
|
|
|
case TBM_SETSELSTART:
|
|
return TRACKBAR_SetSelStart (infoPtr, (BOOL)wParam, (LONG)lParam);
|
|
|
|
case TBM_SETTHUMBLENGTH:
|
|
return TRACKBAR_SetThumbLength (infoPtr, (UINT)wParam);
|
|
|
|
case TBM_SETTIC:
|
|
return TRACKBAR_SetTic (infoPtr, (LONG)lParam);
|
|
|
|
case TBM_SETTICFREQ:
|
|
return TRACKBAR_SetTicFreq (infoPtr, (WORD)wParam);
|
|
|
|
case TBM_SETTIPSIDE:
|
|
return TRACKBAR_SetTipSide (infoPtr, (INT)wParam);
|
|
|
|
case TBM_SETTOOLTIPS:
|
|
return TRACKBAR_SetToolTips (infoPtr, (HWND)wParam);
|
|
|
|
case TBM_SETUNICODEFORMAT:
|
|
return TRACKBAR_SetUnicodeFormat (infoPtr, (BOOL)wParam);
|
|
|
|
|
|
case WM_CAPTURECHANGED:
|
|
if (hwnd == (HWND)lParam) return 0;
|
|
return TRACKBAR_CaptureChanged (infoPtr);
|
|
|
|
case WM_CREATE:
|
|
return TRACKBAR_Create (hwnd, (LPCREATESTRUCTW)lParam);
|
|
|
|
case WM_DESTROY:
|
|
return TRACKBAR_Destroy (infoPtr);
|
|
|
|
case WM_ENABLE:
|
|
return TRACKBAR_Enable (infoPtr, (BOOL)wParam);
|
|
|
|
case WM_ERASEBKGND:
|
|
return 0;
|
|
|
|
case WM_GETDLGCODE:
|
|
return DLGC_WANTARROWS;
|
|
|
|
case WM_KEYDOWN:
|
|
return TRACKBAR_KeyDown (infoPtr, (INT)wParam);
|
|
|
|
case WM_KEYUP:
|
|
return TRACKBAR_KeyUp (infoPtr, (INT)wParam);
|
|
|
|
case WM_KILLFOCUS:
|
|
return TRACKBAR_KillFocus (infoPtr);
|
|
|
|
case WM_LBUTTONDOWN:
|
|
return TRACKBAR_LButtonDown (infoPtr, (SHORT)LOWORD(lParam), (SHORT)HIWORD(lParam));
|
|
|
|
case WM_LBUTTONUP:
|
|
return TRACKBAR_LButtonUp (infoPtr);
|
|
|
|
case WM_MOUSELEAVE:
|
|
infoPtr->flags &= ~TB_THUMB_HOT;
|
|
InvalidateRect (infoPtr->hwndSelf, &infoPtr->rcThumb, FALSE);
|
|
return 0;
|
|
|
|
case WM_MOUSEMOVE:
|
|
return TRACKBAR_MouseMove (infoPtr, (SHORT)LOWORD(lParam), (SHORT)HIWORD(lParam));
|
|
|
|
case WM_PRINTCLIENT:
|
|
case WM_PAINT:
|
|
return TRACKBAR_Paint (infoPtr, (HDC)wParam);
|
|
|
|
case WM_SETFOCUS:
|
|
return TRACKBAR_SetFocus (infoPtr);
|
|
|
|
case WM_SIZE:
|
|
return TRACKBAR_Size (infoPtr);
|
|
|
|
case WM_STYLECHANGED:
|
|
return TRACKBAR_StyleChanged (infoPtr, wParam, (LPSTYLESTRUCT)lParam);
|
|
|
|
case WM_THEMECHANGED:
|
|
return theme_changed (infoPtr);
|
|
|
|
case WM_TIMER:
|
|
return TRACKBAR_Timer (infoPtr);
|
|
|
|
case WM_WININICHANGE:
|
|
return TRACKBAR_InitializeThumb (infoPtr);
|
|
|
|
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 TRACKBAR_Register (void)
|
|
{
|
|
WNDCLASSW wndClass;
|
|
|
|
ZeroMemory (&wndClass, sizeof(WNDCLASSW));
|
|
wndClass.style = CS_GLOBALCLASS;
|
|
wndClass.lpfnWndProc = TRACKBAR_WindowProc;
|
|
wndClass.cbClsExtra = 0;
|
|
wndClass.cbWndExtra = sizeof(TRACKBAR_INFO *);
|
|
wndClass.hCursor = LoadCursorW (0, (LPWSTR)IDC_ARROW);
|
|
wndClass.hbrBackground = (HBRUSH)(COLOR_BTNFACE + 1);
|
|
wndClass.lpszClassName = TRACKBAR_CLASSW;
|
|
|
|
RegisterClassW (&wndClass);
|
|
}
|
|
|
|
|
|
void TRACKBAR_Unregister (void)
|
|
{
|
|
UnregisterClassW (TRACKBAR_CLASSW, NULL);
|
|
}
|