Sorry it's taken me a while to respond. I've posted an unrelated question regarding the same code here: https://groups.google.com/forum/?hl=en&fromgroups#!topic/tiddlywiki/RSecD3M6Vio, so the code that solved this should be visible there.
On Tuesday, October 15, 2019 at 3:36:32 PM UTC-5, Jeremy Ruston wrote: > > Hi David > > Please could you post the code you referred to in your original post? I > have a feeling that the draft thing might be a red herring, and that this > may be about avoiding refresh cycles that destroy and recreate the range > widget while it is being used (which is a version of a classic TW5 gotcha: > that one cannot use an edit widget to edit a field of the tiddler in which > the edit widget appears). > > Best wishes > > Jeremy > > On 15 Oct 2019, at 19:42, David Allen <[email protected] <javascript:>> > wrote: > > So I came up with an inelegant solution that solves the problem. > > To clarify the situation I had, I had a list of tiddlers that would only > show five at a time, and would scroll using a range widget and a left/right > button combination. The range widget scrolls by 1, the left/right buttons > scroll by five. The issue I had was the list and buttons were working > correctly, but the range widget was not updating according to the input of > the buttons. > > The first solution I had was to move the field being modified to another > tiddler, which I called Scratch_Pad. This did not work, but it was > convenient for me for later on. > > Second solution I had was to change the default value of the range widget > to equal Scratch_Pad!!scroll_index, which is the same value the widget and > the buttons modified. It worked, but the slider was very difficult to use > as it would de-select itself every time I moved the slider, requiring me to > re-click the slider and move it one-by-one every time I wanted to change > the value. > > The solution that finally worked is a bit wonky. I read in another thread > that modifying a draft of a tiddler works smoothly for the range widget. > The problem I had was having the default value of the range widget be the > same field as the value the range widget was trying to modify. Here's what > I did instead: > > Set the tiddler the range widget modifies to be Draft of 'Scratch_Pad', > keeping the field as scroll_index > Set the default it pulls from to be Scratch_Pad!!scroll_index, NOT the > draft > Set the value the buttons base their calculations on to Draft of > 'Scratch_Pad'!!scroll_index. This makes sure the buttons will move the > value last updated by the range widget. > When the buttons calculate the new values, make sure they update the > scroll_index fields in both the Scratch_Pad AND Draft of 'Scratch_Pad' > tiddlers to update the range widget's position and make sure the value it > next calculates is accurate > Base the horizontal list's position on the Draft of 'Scratch_Pad' value. > > On Thursday, October 10, 2019 at 7:10:40 PM UTC-5, David Allen wrote: >> >> Right now I have a range widget that controls a scroll_index field. It >> increments by 1. I also have two buttons that increment and decrement the >> same scroll_index by 5. Problem is, when I use the buttons, the range >> widget does not update to reflect the modified scroll_index value, and I'd >> like it to do so. Is there a way to force the range widget to reflect the >> scroll_index value? >> > > -- > You received this message because you are subscribed to the Google Groups > "TiddlyWiki" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected] <javascript:>. > To view this discussion on the web visit > https://groups.google.com/d/msgid/tiddlywiki/840e4f1b-55e2-4151-8eb5-376bb9199c0d%40googlegroups.com > > <https://groups.google.com/d/msgid/tiddlywiki/840e4f1b-55e2-4151-8eb5-376bb9199c0d%40googlegroups.com?utm_medium=email&utm_source=footer> > . > > > -- You received this message because you are subscribed to the Google Groups "TiddlyWiki" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/tiddlywiki/563d25e5-d2d5-469b-97a0-3e42590550f0%40googlegroups.com.
