set_value
Description:
Sets the current value of the scale.
If the value is outside the minimum or maximum range values, it will be clamped to fit inside them.
The scale button emits the [signal@Gtk.ScaleButton:GtkScaleButton:value-changed] signal if the value changes.
Parameters:
| this |
a `GtkScaleButton` |
| value |
new value of the scale button |