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a11y: Notify assistive technologies when a GTK_ACCESSIBLE_PROPERTY_VALUE_NOW changes on a widget

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This fixes silent sliders and similar controls when their value is changed.
This commit is contained in:
Lukáš Tyrychtr
2023-03-10 16:36:39 +00:00
committed by Matthias Clasen
parent 70fe37cf1b
commit acf3f6beda
1 changed files with 11 additions and 3 deletions
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14
gtk/a11y/gtkatspicontext.c
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@@ -1096,11 +1096,19 @@ gtk_at_spi_context_state_change (GtkATContext *ctx,
}
if (changed_properties & GTK_ACCESSIBLE_PROPERTY_CHANGE_DESCRIPTION)
{
char *label = gtk_at_context_get_description (GTK_AT_CONTEXT (self));
GVariant *v = g_variant_new_take_string (label);
{
char *label = gtk_at_context_get_description (GTK_AT_CONTEXT (self));
GVariant *v = g_variant_new_take_string (label);
emit_property_changed (self, "accessible-description", v);
}
if (changed_properties & GTK_ACCESSIBLE_PROPERTY_CHANGE_VALUE_NOW)
{
value = gtk_accessible_attribute_set_get_value (properties, GTK_ACCESSIBLE_PROPERTY_VALUE_NOW);
emit_property_changed (self,
"accessible-value",
g_variant_new_double (gtk_number_accessible_value_get (value)));
}
}
static void