gtk2/docs/reference/gtk/tmpl/gtkscale.sgml

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<!-- ##### SECTION Title ##### -->
GtkScale
<!-- ##### SECTION Short_Description ##### -->
a base class for #GtkHScale and #GtkVScale.
<!-- ##### SECTION Long_Description ##### -->
<para>
The #GtkScale widget is an abstract class, used only for deriving the
subclasses #GtkHScale and #GtkVScale.
</para>
<!-- ##### SECTION See_Also ##### -->
<para>
</para>
<!-- ##### STRUCT GtkScale ##### -->
<para>
The #GtkScale-struct struct contains the following fields.
(These fields should be considered read-only. They should never be set by
an application.)
<informaltable pgwide=1 frame="none" role="struct">
<tgroup cols="2"><colspec colwidth="2*"><colspec colwidth="8*">
<tbody>
<row>
<entry>#guint <structfield>draw_value</structfield>;</entry>
<entry>non-zero if the scale's current value is displayed next to the
slider.</entry>
</row>
<row>
<entry>#guint <structfield>value_pos</structfield>;</entry>
<entry>the position in which the textual value is displayed, selected from
#GtkPositionType.</entry>
</row>
</tbody></tgroup></informaltable>
</para>
<!-- ##### FUNCTION gtk_scale_set_digits ##### -->
<para>
Sets the number of decimal places that are displayed in the value.
</para>
@scale: a #GtkScale.
@digits: the number of decimal places to display, e.g. use 1 to display 1.0,
2 to display 1.00 etc.
<!-- ##### FUNCTION gtk_scale_set_draw_value ##### -->
<para>
Specifies whether the current value is displayed as a string next to the
slider.
</para>
@scale: a #GtkScale.
@draw_value:
<!-- ##### FUNCTION gtk_scale_set_value_pos ##### -->
<para>
Sets the position in which the current value is displayed.
</para>
@scale: a #GtkScale.
@pos: the position in which the current value is displayed.
<!-- ##### FUNCTION gtk_scale_get_value_width ##### -->
<para>
An internal function used to get the maximum width needed to display the value
string.
</para>
@scale: a #GtkScale.
@Returns: the maximum width needed to display the value string.
<!-- ##### ARG GtkScale:digits ##### -->
<para>
The number of decimal places that are displayed in the value.
</para>
<!-- ##### ARG GtkScale:draw-value ##### -->
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<para>
If the current value is displayed as a string next to the slider.
</para>
<!-- ##### ARG GtkScale:value-pos ##### -->
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<para>
The position in which the current value is displayed.
</para>