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a11y: Fix the stack switcher selection implementation

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This was listening for signals on the wrong object.
This commit is contained in:
Matthias Clasen 2023-06-20 20:48:01 -04:00
parent 92d1d52c59
commit 7e251d81c2
1 changed files with 59 additions and 12 deletions
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71
gtk/a11y/gtkatspiselection.c
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@ -1003,13 +1003,13 @@ gtk_atspi_get_selection_vtable (GtkAccessible *accessible,
return NULL;
}
/* {{{ GtkListView notification */
typedef struct {
GtkAtspiSelectionCallback *changed;
gpointer data;
} SelectionChanged;
/* {{{ GtkListView notification */
typedef struct {
GtkSelectionModel *model;
GtkAtspiSelectionCallback *changed;
@ -1048,6 +1048,47 @@ model_changed (GtkListBase *list,
update_model (data, gtk_list_base_get_model (list));
}
/* }}} */
/* {{{ Stackswitcher notification */
typedef struct {
GtkStack *stack;
GtkAtspiSelectionCallback *changed;
gpointer data;
} StackSwitcherData;
static void
update_stack (StackSwitcherData *data,
GtkStack *stack)
{
if (data->stack)
g_signal_handlers_disconnect_by_func (data->stack, data->changed, data->data);
g_set_object (&data->stack, stack);
if (data->stack)
g_signal_connect_swapped (data->stack, "notify::visible-child", G_CALLBACK (data->changed), data->data);
}
static void
stack_switcher_data_free (gpointer user_data)
{
StackSwitcherData *data = user_data;
update_stack (data, NULL);
g_free (data);
}
static void
stack_changed (GtkStackSwitcher *self,
GParamSpec *pspec,
gpointer unused)
{
StackSwitcherData *data;
data = (StackSwitcherData *) g_object_get_data (G_OBJECT (self), "accessible-selection-data");
update_stack (data, gtk_stack_switcher_get_stack (self));
}
/* }}} */
void
@ -1059,7 +1100,7 @@ gtk_atspi_connect_selection_signals (GtkAccessible *accessible,
{
SelectionChanged *changed;
changed = g_new (SelectionChanged, 1);
changed = g_new0 (SelectionChanged, 1);
changed->changed = selection_changed;
changed->data = data;
@ -1071,7 +1112,7 @@ gtk_atspi_connect_selection_signals (GtkAccessible *accessible,
{
SelectionChanged *changed;
changed = g_new (SelectionChanged, 1);
changed = g_new0 (SelectionChanged, 1);
changed->changed = selection_changed;
changed->data = data;
@ -1083,7 +1124,7 @@ gtk_atspi_connect_selection_signals (GtkAccessible *accessible,
{
SelectionChanged *changed;
changed = g_new (SelectionChanged, 1);
changed = g_new0 (SelectionChanged, 1);
changed->changed = selection_changed;
changed->data = data;
@ -1093,22 +1134,23 @@ gtk_atspi_connect_selection_signals (GtkAccessible *accessible,
}
else if (GTK_IS_STACK_SWITCHER (accessible))
{
SelectionChanged *changed;
StackSwitcherData *changed;
changed = g_new (SelectionChanged, 1);
changed = g_new0 (StackSwitcherData, 1);
changed->changed = selection_changed;
changed->data = data;
g_object_set_data_full (G_OBJECT (accessible), "accessible-selection-data", changed, g_free);
g_object_set_data_full (G_OBJECT (accessible), "accessible-selection-data", changed, stack_switcher_data_free);
g_signal_connect_swapped (accessible, "notify::visible-child", G_CALLBACK (selection_changed), data);
g_signal_connect (accessible, "notify::stack", G_CALLBACK (stack_changed), NULL);
stack_changed (GTK_STACK_SWITCHER (accessible), NULL, NULL);
}
else if (IS_NOTEBOOK_TAB_LIST (accessible, GTK_AT_CONTEXT (data)->accessible_role))
{
GtkWidget *notebook = gtk_widget_get_parent (gtk_widget_get_parent (GTK_WIDGET (accessible)));
SelectionChanged *changed;
changed = g_new (SelectionChanged, 1);
changed = g_new0 (SelectionChanged, 1);
changed->changed = selection_changed;
changed->data = data;
@ -1137,8 +1179,7 @@ gtk_atspi_disconnect_selection_signals (GtkAccessible *accessible)
{
if (GTK_IS_LIST_BOX (accessible) ||
GTK_IS_FLOW_BOX (accessible) ||
GTK_IS_COMBO_BOX (accessible) ||
GTK_IS_STACK_SWITCHER (accessible))
GTK_IS_COMBO_BOX (accessible))
{
SelectionChanged *changed;
@ -1148,6 +1189,12 @@ gtk_atspi_disconnect_selection_signals (GtkAccessible *accessible)
g_signal_handlers_disconnect_by_func (accessible, changed->changed, changed->data);
g_object_set_data (G_OBJECT (accessible), "accessible-selection-data", NULL);
}
else if (GTK_IS_STACK_SWITCHER (accessible))
{
g_signal_handlers_disconnect_by_func (accessible, stack_changed, NULL);
g_object_set_data (G_OBJECT (accessible), "accessible-selection-data", NULL);
}
else if (IS_NOTEBOOK_TAB_LIST (accessible, gtk_accessible_get_accessible_role (accessible)))