AuroraMiddleware/gtk
1
0
Fork 1
mirror of https://gitlab.gnome.org/GNOME/gtk.git synced 2025-01-16 07:04:29 +00:00
Code Issues Projects Releases Wiki Activity

list box: Update accessible implementation

Browse Source 
Now that multi selection is supported, we can provide a more
complete AtkSelection implementation.
This commit is contained in:
Matthias Clasen 2014-03-28 22:10:27 -04:00
parent f652120347
commit efcaaa524e
3 changed files with 84 additions and 20 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

97
gtk/a11y/gtklistboxaccessible.c
View File

@ -84,6 +84,26 @@ gtk_list_box_accessible_add_selection (AtkSelection *selection,
return FALSE;
}
static gboolean
gtk_list_box_accessible_remove_selection (AtkSelection *selection,
gint idx)
{
GtkWidget *box;
GtkListBoxRow *row;
box = gtk_accessible_get_widget (GTK_ACCESSIBLE (selection));
if (box == NULL)
return FALSE;
row = gtk_list_box_get_row_at_index (GTK_LIST_BOX (box), idx);
if (row)
{
gtk_list_box_unselect_row (GTK_LIST_BOX (box), row);
return TRUE;
}
return FALSE;
}
static gboolean
gtk_list_box_accessible_clear_selection (AtkSelection *selection)
{
@ -93,49 +113,92 @@ gtk_list_box_accessible_clear_selection (AtkSelection *selection)
if (box == NULL)
return FALSE;
gtk_list_box_select_row (GTK_LIST_BOX (box), NULL);
gtk_list_box_unselect_all (GTK_LIST_BOX (box));
return TRUE;
}
static gboolean
gtk_list_box_accessible_select_all (AtkSelection *selection)
{
GtkWidget *box;
box = gtk_accessible_get_widget (GTK_ACCESSIBLE (selection));
if (box == NULL)
return FALSE;
gtk_list_box_select_all (GTK_LIST_BOX (box));
return TRUE;
}
typedef struct
{
gint idx;
GtkWidget *row;
} FindSelectedData;
static void
find_selected_row (GtkListBox *box,
GtkListBoxRow *row,
gpointer data)
{
FindSelectedData *d = data;
if (d->idx == 0)
{
if (d->row == NULL)
d->row = GTK_WIDGET (row);
}
else
d->idx -= 1;
}
static AtkObject *
gtk_list_box_accessible_ref_selection (AtkSelection *selection,
gint idx)
{
GtkWidget *box;
GtkListBoxRow *row;
AtkObject *accessible;
if (idx != 0)
return NULL;
FindSelectedData data;
box = gtk_accessible_get_widget (GTK_ACCESSIBLE (selection));
if (box == NULL)
return NULL;
row = gtk_list_box_get_selected_row (GTK_LIST_BOX (box));
if (row == NULL)
data.idx = idx;
data.row = NULL;
gtk_list_box_selected_foreach (GTK_LIST_BOX (box), find_selected_row, &data);
if (data.row == NULL)
return NULL;
accessible = gtk_widget_get_accessible (GTK_WIDGET (row));
accessible = gtk_widget_get_accessible (data.row);
g_object_ref (accessible);
return accessible;
}
static void
count_selected (GtkListBox *box,
GtkListBoxRow *row,
gpointer data)
{
gint *count = data;
*count += 1;
}
static gint
gtk_list_box_accessible_get_selection_count (AtkSelection *selection)
{
GtkWidget *box;
GtkListBoxRow *row;
gint count;
box = gtk_accessible_get_widget (GTK_ACCESSIBLE (selection));
if (box == NULL)
return 0;
row = gtk_list_box_get_selected_row (GTK_LIST_BOX (box));
if (row == NULL)
return 0;
count = 0;
gtk_list_box_selected_foreach (GTK_LIST_BOX (box), count_selected, &count);
return 1;
return count;
}
static gboolean
@ -149,20 +212,20 @@ gtk_list_box_accessible_is_child_selected (AtkSelection *selection,
if (box == NULL)
return FALSE;
row = gtk_list_box_get_selected_row (GTK_LIST_BOX (box));
if (row == NULL)
return FALSE;
row = gtk_list_box_get_row_at_index (GTK_LIST_BOX (box), idx);
return row == gtk_list_box_get_row_at_index (GTK_LIST_BOX (box), idx);
return gtk_list_box_row_is_selected (row);
}
static void atk_selection_interface_init (AtkSelectionIface *iface)
{
iface->add_selection = gtk_list_box_accessible_add_selection;
iface->remove_selection = gtk_list_box_accessible_remove_selection;
iface->clear_selection = gtk_list_box_accessible_clear_selection;
iface->ref_selection = gtk_list_box_accessible_ref_selection;
iface->get_selection_count = gtk_list_box_accessible_get_selection_count;
iface->is_child_selected = gtk_list_box_accessible_is_child_selected;
iface->select_all_selection = gtk_list_box_accessible_select_all;
}
void

5
gtk/a11y/gtklistboxaccessibleprivate.h
View File

@ -22,8 +22,9 @@
G_BEGIN_DECLS
void _gtk_list_box_accessible_update_cursor (GtkListBox *box, GtkListBoxRow *child);
void _gtk_list_box_accessible_selection_changed (GtkListBox *box);
void _gtk_list_box_accessible_update_cursor (GtkListBox *box,
GtkListBoxRow *row);
void _gtk_list_box_accessible_selection_changed (GtkListBox *box);
G_END_DECLS

2
gtk/a11y/gtklistboxrowaccessible.c
View File

@ -53,7 +53,7 @@ gtk_list_box_row_accessible_ref_state_set (AtkObject *obj)
if (gtk_list_box_get_selection_mode (GTK_LIST_BOX (parent)) != GTK_SELECTION_NONE)
atk_state_set_add_state (state_set, ATK_STATE_SELECTABLE);
if (widget == (GtkWidget*)gtk_list_box_get_selected_row (GTK_LIST_BOX (parent)))
if (gtk_list_box_row_is_selected (GTK_LIST_BOX_ROW (widget)))
atk_state_set_add_state (state_set, ATK_STATE_SELECTED);
}