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Article #37215Re: Position of the thumb on scrollbars
From: Chris D. Peterson
Date: Thu, 22 Feb 1990 18:52
Date: Thu, 22 Feb 1990 18:52
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> However, the best I can do is get the thumb at beginning of the bar. > I've tried placing the thumb midway (0.5), for instance, in R3 and R4. > XtSetArg(arg[7], XtNtop, 0.5); # in R3 > XtSetArg(arg[7], XtNtopOfThumb, 0.5); # in R4 This will never work, since the 0.5 is truncated to 0 by the C compiler. > The R4 docs provide a portable way to do this, but that does not work > either. If someone has run into this problem, and found a fix, I'd > appreciate hearing it. That code works great for me, take a look at examples/Xaw/xscroll.c. This example program puts up a scrollbar with its thumb at .5, and works correctly on all our machines. Chris D. Peterson MIT X Consortium Net: kit@expo.lcs.mit.edu Phone: (617) 253 - 9608 Address: MIT - Room NE43-213
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Path: arc1-ca.pugleaf.net!utzoo!attcan!uunet!husc6!yale!mintaka!bloom-beacon!EXPO.LCS.MIT.EDU!kit From: kit@EXPO.LCS.MIT.EDU (Chris D. Peterson) Newsgroups: comp.windows.x Subject: Re: Position of the thumb on scrollbars Message-ID: <9002221852.AA02153@expo.lcs.mit.edu> Date: 22 Feb 90 18:52:16 GMT References: <1685@mit-amt.MEDIA.MIT.EDU> Sender: daemon@athena.mit.edu (Mr Background) Organization: The Internet Lines: 23