diff options
Diffstat (limited to 'gtk/a11y/gtknotebookpageaccessible.c')
| -rw-r--r-- | gtk/a11y/gtknotebookpageaccessible.c | 334 |
1 files changed, 0 insertions, 334 deletions
diff --git a/gtk/a11y/gtknotebookpageaccessible.c b/gtk/a11y/gtknotebookpageaccessible.c deleted file mode 100644 index 0d8c37ce9e..0000000000 --- a/gtk/a11y/gtknotebookpageaccessible.c +++ /dev/null @@ -1,334 +0,0 @@ -/* GTK+ - accessibility implementations - * Copyright 2001, 2002, 2003 Sun Microsystems Inc. - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library. If not, see <http://www.gnu.org/licenses/>. - */ - -#include "config.h" - -#include <string.h> -#include <gtk/gtk.h> -#include "gtknotebookpageaccessible.h" - - -struct _GtkNotebookPageAccessiblePrivate -{ - GtkAccessible *notebook; - GtkWidget *child; -}; - -static void atk_component_interface_init (AtkComponentIface *iface); - -G_DEFINE_TYPE_WITH_CODE (GtkNotebookPageAccessible, gtk_notebook_page_accessible, ATK_TYPE_OBJECT, - G_ADD_PRIVATE (GtkNotebookPageAccessible) - G_IMPLEMENT_INTERFACE (ATK_TYPE_COMPONENT, atk_component_interface_init)) - - -static GtkWidget * -find_label_child (GtkWidget *widget) -{ - GtkWidget *child; - - for (child = gtk_widget_get_first_child (widget); - child != NULL; - child = gtk_widget_get_next_sibling (child)) - { - if (GTK_IS_LABEL (child)) - return child; - else - { - GtkWidget *w = find_label_child (child); - if (w) - return w; - } - } - - return NULL; -} - -static GtkWidget * -get_label_from_notebook_page (GtkNotebookPageAccessible *page) -{ - GtkWidget *child; - GtkNotebook *notebook; - - notebook = GTK_NOTEBOOK (gtk_accessible_get_widget (page->priv->notebook)); - if (!notebook) - return NULL; - - if (!gtk_notebook_get_show_tabs (notebook)) - return NULL; - - child = gtk_notebook_get_tab_label (notebook, page->priv->child); - - if (GTK_IS_LABEL (child)) - return child; - - return find_label_child (child); -} - -static const char * -gtk_notebook_page_accessible_get_name (AtkObject *accessible) -{ - GtkWidget *label; - - if (accessible->name != NULL) - return accessible->name; - - label = get_label_from_notebook_page (GTK_NOTEBOOK_PAGE_ACCESSIBLE (accessible)); - if (GTK_IS_LABEL (label)) - return gtk_label_get_text (GTK_LABEL (label)); - - return NULL; -} - -static AtkObject * -gtk_notebook_page_accessible_get_parent (AtkObject *accessible) -{ - GtkNotebookPageAccessible *page; - - page = GTK_NOTEBOOK_PAGE_ACCESSIBLE (accessible); - - return ATK_OBJECT (page->priv->notebook); -} - -static int -gtk_notebook_page_accessible_get_n_children (AtkObject *accessible) -{ - return 1; -} - -static AtkObject * -gtk_notebook_page_accessible_ref_child (AtkObject *accessible, - int i) -{ - AtkObject *child_obj; - GtkNotebookPageAccessible *page = NULL; - - if (i != 0) - return NULL; - - page = GTK_NOTEBOOK_PAGE_ACCESSIBLE (accessible); - if (!page->priv->child) - return NULL; - - child_obj = gtk_widget_get_accessible (page->priv->child); - g_object_ref (child_obj); - - return child_obj; -} - -static AtkStateSet * -gtk_notebook_page_accessible_ref_state_set (AtkObject *accessible) -{ - GtkNotebookPageAccessible *page = GTK_NOTEBOOK_PAGE_ACCESSIBLE (accessible); - AtkStateSet *state_set, *label_state_set, *merged_state_set; - AtkObject *atk_label; - GtkWidget *label; - AtkObject *selected; - - state_set = ATK_OBJECT_CLASS (gtk_notebook_page_accessible_parent_class)->ref_state_set (accessible); - - atk_state_set_add_state (state_set, ATK_STATE_SELECTABLE); - - selected = atk_selection_ref_selection (ATK_SELECTION (page->priv->notebook), 0); - if (selected) - { - if (selected == accessible) - atk_state_set_add_state (state_set, ATK_STATE_SELECTED); - - g_object_unref (selected); - } - - label = get_label_from_notebook_page (GTK_NOTEBOOK_PAGE_ACCESSIBLE (accessible)); - if (label) - { - atk_label = gtk_widget_get_accessible (label); - label_state_set = atk_object_ref_state_set (atk_label); - merged_state_set = atk_state_set_or_sets (state_set, label_state_set); - g_object_unref (label_state_set); - g_object_unref (state_set); - } - else - { - AtkObject *child; - - child = atk_object_ref_accessible_child (accessible, 0); - if (!child) - return state_set; - - merged_state_set = state_set; - state_set = atk_object_ref_state_set (child); - if (atk_state_set_contains_state (state_set, ATK_STATE_VISIBLE)) - { - atk_state_set_add_state (merged_state_set, ATK_STATE_VISIBLE); - if (atk_state_set_contains_state (state_set, ATK_STATE_ENABLED)) - atk_state_set_add_state (merged_state_set, ATK_STATE_ENABLED); - if (atk_state_set_contains_state (state_set, ATK_STATE_SHOWING)) - atk_state_set_add_state (merged_state_set, ATK_STATE_SHOWING); - - } - g_object_unref (state_set); - g_object_unref (child); - } - return merged_state_set; -} - -static int -gtk_notebook_page_accessible_get_index_in_parent (AtkObject *accessible) -{ - GtkNotebookPageAccessible *page; - - page = GTK_NOTEBOOK_PAGE_ACCESSIBLE (accessible); - if (!page->priv->child) - return -1; - - return gtk_notebook_page_num (GTK_NOTEBOOK (gtk_accessible_get_widget (page->priv->notebook)), - page->priv->child); -} - -static void -gtk_notebook_page_accessible_class_init (GtkNotebookPageAccessibleClass *klass) -{ - AtkObjectClass *class = ATK_OBJECT_CLASS (klass); - - class->get_name = gtk_notebook_page_accessible_get_name; - class->get_parent = gtk_notebook_page_accessible_get_parent; - class->get_n_children = gtk_notebook_page_accessible_get_n_children; - class->ref_child = gtk_notebook_page_accessible_ref_child; - class->ref_state_set = gtk_notebook_page_accessible_ref_state_set; - class->get_index_in_parent = gtk_notebook_page_accessible_get_index_in_parent; -} - -static void -gtk_notebook_page_accessible_init (GtkNotebookPageAccessible *page) -{ - page->priv = gtk_notebook_page_accessible_get_instance_private (page); -} - -static void -notify_tab_label (GObject *object, - GParamSpec *pspec, - AtkObject *atk_obj) -{ - if (atk_obj->name == NULL) - g_object_notify (G_OBJECT (atk_obj), "accessible-name"); - g_signal_emit_by_name (atk_obj, "visible-data-changed"); -} - -AtkObject * -gtk_notebook_page_accessible_new (GtkNotebookAccessible *notebook, - GtkWidget *child) -{ - GObject *object; - AtkObject *atk_object; - GtkNotebookPageAccessible *page; - GtkNotebook *nb; - - g_return_val_if_fail (GTK_IS_NOTEBOOK_ACCESSIBLE (notebook), NULL); - g_return_val_if_fail (GTK_WIDGET (child), NULL); - - object = g_object_new (GTK_TYPE_NOTEBOOK_PAGE_ACCESSIBLE, NULL); - - page = GTK_NOTEBOOK_PAGE_ACCESSIBLE (object); - page->priv->notebook = GTK_ACCESSIBLE (notebook); - page->priv->child = child; - - atk_object = ATK_OBJECT (page); - atk_object->role = ATK_ROLE_PAGE_TAB; - atk_object->layer = ATK_LAYER_WIDGET; - - atk_object_set_parent (gtk_widget_get_accessible (child), atk_object); - nb = GTK_NOTEBOOK (gtk_accessible_get_widget (page->priv->notebook)); - - g_signal_connect (gtk_notebook_get_page (nb, child), - "notify::tab-label", - G_CALLBACK (notify_tab_label), page); - - return atk_object; -} - -void -gtk_notebook_page_accessible_invalidate (GtkNotebookPageAccessible *page) -{ - AtkObject *obj = ATK_OBJECT (page); - GtkWidget *notebook; - - notebook = gtk_accessible_get_widget (page->priv->notebook); - if (notebook) - g_signal_handlers_disconnect_by_func (notebook, notify_tab_label, page); - - atk_object_notify_state_change (obj, ATK_STATE_DEFUNCT, TRUE); - atk_object_set_parent (obj, NULL); - page->priv->notebook = NULL; - atk_object_set_parent (gtk_widget_get_accessible (page->priv->child), NULL); - page->priv->child = NULL; -} - -static AtkObject* -gtk_notebook_page_accessible_ref_accessible_at_point (AtkComponent *component, - int x, - int y, - AtkCoordType coord_type) -{ - /* There is only one child so we return it */ - AtkObject* child; - - child = atk_object_ref_accessible_child (ATK_OBJECT (component), 0); - - return child; -} - -static void -gtk_notebook_page_accessible_get_extents (AtkComponent *component, - int *x, - int *y, - int *width, - int *height, - AtkCoordType coord_type) -{ - GtkWidget *label; - AtkObject *atk_label; - - label = get_label_from_notebook_page (GTK_NOTEBOOK_PAGE_ACCESSIBLE (component)); - if (!label) - { - AtkObject *child; - - *width = 0; - *height = 0; - - child = atk_object_ref_accessible_child (ATK_OBJECT (component), 0); - if (!child) - return; - - atk_component_get_extents (ATK_COMPONENT (child), x, y, NULL, NULL, - coord_type); - g_object_unref (child); - } - else - { - atk_label = gtk_widget_get_accessible (label); - atk_component_get_extents (ATK_COMPONENT (atk_label), - x, y, width, height, coord_type); - } -} - -static void -atk_component_interface_init (AtkComponentIface *iface) -{ - /* We use the default implementations for contains, get_position, get_size */ - iface->ref_accessible_at_point = gtk_notebook_page_accessible_ref_accessible_at_point; - iface->get_extents = gtk_notebook_page_accessible_get_extents; -} |