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scale: doc: set_digits doesn’t round retroactively

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Whether it should is an open question, but for now, the documentation
should clearly indicate that currently rounding is only applied upon
changes to the value, not to the existing value when ::digits changes.
This is already clear in the doc for the underlying Range::round-digits.

https://bugzilla.gnome.org/show_bug.cgi?id=358970
This commit is contained in:
Daniel Boles 2017-01-18 23:42:55 +00:00
parent d9dd312752
commit 0776bd438b
1 changed files with 3 additions and 3 deletions
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6
gtk/gtkscale.c
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@ -1080,9 +1080,9 @@ gtk_scale_new_with_range (GtkOrientation orientation,
* @digits: the number of decimal places to display,
* e.g. use 1 to display 1.0, 2 to display 1.00, etc
*
* Sets the number of decimal places that are displayed in the value.
* Also causes the value of the adjustment to be rounded off to this
* number of digits, so the retrieved value matches the value the user saw.
* Sets the number of decimal places that are displayed in the value. Also
* causes the value of the adjustment to be rounded to this number of digits
* whenever it is changed, so the retrieved value matches the displayed one.
*
* Note that rounding to a small number of digits can interfere with
* the smooth autoscrolling that is built into #GtkScale. As an alternative,