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a11y: Move ChildrenChanged emitter to ATSPI utilities

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We are going to use it from GtkAtSpiRoot, which is not a
GtkAtSpiContext.
This commit is contained in:
Emmanuele Bassi 2020-10-21 15:16:54 +01:00
parent f1e14c4858
commit 698cbee1fb
3 changed files with 49 additions and 25 deletions
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32
gtk/a11y/gtkatspicontext.c
View File

@ -816,33 +816,15 @@ emit_children_changed (GtkAtSpiContext *self,
int idx,
GtkAccessibleChildState state)
{
const char *change;
switch (state)
{
case GTK_ACCESSIBLE_CHILD_STATE_ADDED:
change = "add";
break;
case GTK_ACCESSIBLE_CHILD_STATE_REMOVED:
change = "remove";
break;
default:
g_assert_not_reached ();
return;
}
GVariant *ref = gtk_at_spi_context_to_ref (child_context);
GVariant *child_ref = gtk_at_spi_context_to_ref (child_context);
GVariant *context_ref = gtk_at_spi_context_to_ref (self);
g_dbus_connection_emit_signal (self->connection,
NULL,
self->context_path,
"org.a11y.atspi.Event.Object",
"ChildrenChanged",
g_variant_new ("(siiv@(so))", change, idx, 0, ref, context_ref),
NULL);
gtk_at_spi_emit_children_changed (self->connection,
self->context_path,
state,
idx,
child_ref,
context_ref);
}
static void

34
gtk/a11y/gtkatspiutils.c
View File

@ -305,3 +305,37 @@ gtk_at_spi_null_ref (void)
{
return g_variant_new ("(so)", "", "/org/a11y/atspi/null");
}
void
gtk_at_spi_emit_children_changed (GDBusConnection *connection,
const char *path,
GtkAccessibleChildState state,
int idx,
GVariant *child_ref,
GVariant *sender_ref)
{
const char *change;
switch (state)
{
case GTK_ACCESSIBLE_CHILD_STATE_ADDED:
change = "add";
break;
case GTK_ACCESSIBLE_CHILD_STATE_REMOVED:
change = "remove";
break;
default:
g_assert_not_reached ();
return;
}
g_dbus_connection_emit_signal (connection,
NULL,
path,
"org.a11y.atspi.Event.Object",
"ChildrenChanged",
g_variant_new ("(siiv@(so))", change, idx, 0, child_ref, sender_ref),
NULL);
}

8
gtk/a11y/gtkatspiutilsprivate.h
View File

@ -31,4 +31,12 @@ gtk_atspi_role_for_context (GtkATContext *context);
GVariant *
gtk_at_spi_null_ref (void);
void
gtk_at_spi_emit_children_changed (GDBusConnection *connection,
const char *path,
GtkAccessibleChildState state,
int idx,
GVariant *child_ref,
GVariant *sender_ref);
G_END_DECLS