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Scale: Fix documentation of digits per last revert

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Add a clarifying note that, under the original behaviour, :digits only
rounds the Adjustment if :draw-value is TRUE at the time of the change.

This is based on a similar commit made by Daniel Boles for the gtk3
branches like 1cd0a8de0b

https://bugzilla.gnome.org/show_bug.cgi?id=781605
https://bugzilla.gnome.org/show_bug.cgi?id=358970
This commit is contained in:
Christoph Reiter
2017-04-30 19:25:14 +02:00
committed by Christoph Reiter
parent 7191a048c1
commit aac544b742
1 changed files with 4 additions and 3 deletions
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7
gtk/gtkscale.c
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@@ -596,9 +596,10 @@ 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, if
* #GtkScale:draw-value is TRUE at the time of the change.
*/
void
gtk_scale_set_digits (GtkScale *scale,