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Fix the computation of the trackbar's size.

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Maxime Bellengé 2003-04-27 00:31:06 +00:00 committed by Alexandre Julliard
parent 77fde1378e
commit dcaf137736
1 changed files with 17 additions and 9 deletions
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26
dlls/comctl32/trackbar.c
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@ -1,9 +1,9 @@
/*
* Trackbar control
*
* Copyright 1998, 1999 Eric Kohl <ekohl@abo.rhein-zeitung.de>
* Copyright 1998, 1999 Alex Priem <alexp@sci.kun.nl>
* Copyright 2002 Dimitrie O. Paun <dimi@bigfoot.com>
* Copyright 1998, 1999 Eric Kohl
* Copyright 1998, 1999 Alex Priem
* Copyright 2002 Dimitrie O. Paun
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
@ -231,13 +231,15 @@ TRACKBAR_CalcChannel (TRACKBAR_INFO *infoPtr)
channel->top = lpRect.top + offsetedge;
channel->bottom = lpRect.bottom - offsetedge;
channel->left = lpRect.left + offsetthumb;
if (dwStyle & (TBS_BOTH | TBS_LEFT)) channel->left += 8;
if (dwStyle & (TBS_BOTH | TBS_LEFT))
channel->left += (lpRect.right-lpRect.left-offsetthumb-cyChannel)/2;
channel->right = channel->left + cyChannel;
} else {
channel->left = lpRect.left + offsetedge;
channel->right = lpRect.right - offsetedge;
channel->top = lpRect.top + offsetthumb;
if (dwStyle & (TBS_BOTH | TBS_TOP)) channel->top += 8;
if (dwStyle & (TBS_BOTH | TBS_TOP))
channel->top += (lpRect.bottom-lpRect.top-offsetedge-cyChannel)/2;
channel->bottom = channel->top + cyChannel;
}
}
@ -247,18 +249,21 @@ TRACKBAR_CalcThumb (TRACKBAR_INFO *infoPtr, LONG lPos, RECT *thumb)
{
int range, width, thumbdepth;
DWORD dwStyle = GetWindowLongW (infoPtr->hwndSelf, GWL_STYLE);
RECT lpRect;
range=infoPtr->lRangeMax - infoPtr->lRangeMin;
thumbdepth = ((int)(infoPtr->uThumbLen / 4.5) * 2) + 2;
if (!range) range = 1;
GetClientRect(infoPtr->hwndSelf, &lpRect);
if (dwStyle & TBS_VERT)
{
width=infoPtr->rcChannel.bottom - infoPtr->rcChannel.top;
if (dwStyle & (TBS_BOTH | TBS_LEFT))
thumb->left = 10;
thumb->left = (lpRect.right - lpRect.bottom - infoPtr->uThumbLen)/2;
else
thumb->left = 2;
thumb->right = thumb -> left + infoPtr->uThumbLen;
@ -276,9 +281,9 @@ TRACKBAR_CalcThumb (TRACKBAR_INFO *infoPtr, LONG lPos, RECT *thumb)
thumbdepth/2;
thumb->right = thumb->left + thumbdepth;
if (dwStyle & (TBS_BOTH | TBS_TOP))
thumb->top = 10;
thumb->top = (lpRect.bottom - lpRect.top - infoPtr->uThumbLen)/2;
else
thumb->top = 2;
thumb->top = 2;
thumb->bottom = thumb->top + infoPtr->uThumbLen;
}
}
@ -1208,7 +1213,10 @@ TRACKBAR_SetUnicodeFormat (TRACKBAR_INFO *infoPtr, BOOL fUnicode)
static LRESULT
TRACKBAR_InitializeThumb (TRACKBAR_INFO *infoPtr)
{
infoPtr->uThumbLen = 23; /* initial thumb length */
/* initial thumb length */
RECT rect;
GetClientRect(infoPtr->hwndSelf,&rect);
infoPtr->uThumbLen = (rect.bottom - rect.top - 6);
TRACKBAR_CalcChannel (infoPtr);
TRACKBAR_UpdateThumb (infoPtr);