diff options
Diffstat (limited to 'widgets/table/gal-a11y-e-cell.c')
| -rw-r--r-- | widgets/table/gal-a11y-e-cell.c | 648 |
1 files changed, 0 insertions, 648 deletions
diff --git a/widgets/table/gal-a11y-e-cell.c b/widgets/table/gal-a11y-e-cell.c deleted file mode 100644 index 3972c2de16..0000000000 --- a/widgets/table/gal-a11y-e-cell.c +++ /dev/null @@ -1,648 +0,0 @@ -/* - * This program 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) version 3. - * - * This program 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 the program; if not, see <http://www.gnu.org/licenses/> - * - * - * Authors: - * Christopher James Lahey <clahey@ximian.com> - * - * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com) - * - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include <string.h> - -#include <gtk/gtk.h> - -#include "a11y/gal-a11y-util.h" -#include "table/e-table.h" -#include "table/e-tree.h" -#include <glib/gi18n.h> - -#include "gal-a11y-e-cell.h" -#include "gal-a11y-e-cell-vbox.h" -#include "gal-a11y-e-table-item.h" - -static GObjectClass *parent_class; -#define PARENT_TYPE (atk_object_get_type ()) - -#if 0 -static void -unref_item (gpointer user_data, - GObject *obj_loc) -{ - GalA11yECell *a11y = GAL_A11Y_E_CELL (user_data); - a11y->item = NULL; - g_object_unref (a11y); -} - -static void -unref_cell (gpointer user_data, - GObject *obj_loc) -{ - GalA11yECell *a11y = GAL_A11Y_E_CELL (user_data); - a11y->cell_view = NULL; - g_object_unref (a11y); -} -#endif - -static gboolean -is_valid (AtkObject *cell) -{ - GalA11yECell *a11y = GAL_A11Y_E_CELL (cell); - GalA11yETableItem *a11yItem = GAL_A11Y_E_TABLE_ITEM (a11y->parent); - AtkStateSet *item_ss; - gboolean ret = TRUE; - - item_ss = atk_object_ref_state_set (ATK_OBJECT (a11yItem)); - if (atk_state_set_contains_state (item_ss, ATK_STATE_DEFUNCT)) - ret = FALSE; - - g_object_unref (item_ss); - - if (ret && atk_state_set_contains_state (a11y->state_set, ATK_STATE_DEFUNCT)) - ret = FALSE; - - return ret; -} - -static void -gal_a11y_e_cell_dispose (GObject *object) -{ - GalA11yECell *a11y = GAL_A11Y_E_CELL (object); - -#if 0 - if (a11y->item) - g_object_unref (a11y->item); /*, unref_item, a11y); */ - if (a11y->cell_view) - g_object_unref (a11y->cell_view); /*, unref_cell, a11y); */ - if (a11y->parent) - g_object_unref (a11y->parent); -#endif - - if (a11y->state_set) { - g_object_unref (a11y->state_set); - a11y->state_set = NULL; - } - - if (parent_class->dispose) - parent_class->dispose (object); - -} - -/* Static functions */ -static const gchar * -gal_a11y_e_cell_get_name (AtkObject *a11y) -{ - GalA11yECell *cell = GAL_A11Y_E_CELL (a11y); - ETableCol *ecol; - - if (a11y->name != NULL && strcmp (a11y->name, "")) - return a11y->name; - - if (cell->item != NULL) { - ecol = e_table_header_get_column (cell->item->header, cell->view_col); - if (ecol != NULL) - return ecol->text; - } - - return _("Table Cell"); -} - -static AtkStateSet * -gal_a11y_e_cell_ref_state_set (AtkObject *accessible) -{ - GalA11yECell *cell = GAL_A11Y_E_CELL (accessible); - - g_return_val_if_fail (cell->state_set, NULL); - - g_object_ref (cell->state_set); - - return cell->state_set; -} - -static AtkObject * -gal_a11y_e_cell_get_parent (AtkObject *accessible) -{ - GalA11yECell *a11y = GAL_A11Y_E_CELL (accessible); - return a11y->parent; -} - -static gint -gal_a11y_e_cell_get_index_in_parent (AtkObject *accessible) -{ - GalA11yECell *a11y = GAL_A11Y_E_CELL (accessible); - - if (!is_valid (accessible)) - return -1; - - return (a11y->row + 1) * a11y->item->cols + a11y->view_col; -} - -/* Component IFace */ -static void -gal_a11y_e_cell_get_extents (AtkComponent *component, - gint *x, - gint *y, - gint *width, - gint *height, - AtkCoordType coord_type) -{ - GalA11yECell *a11y = GAL_A11Y_E_CELL (component); - GtkWidget *tableOrTree; - gint row; - gint col; - gint xval; - gint yval; - - row = a11y->row; - col = a11y->view_col; - - tableOrTree = gtk_widget_get_parent (GTK_WIDGET (a11y->item->parent.canvas)); - if (E_IS_TREE (tableOrTree)) { - e_tree_get_cell_geometry ( - E_TREE (tableOrTree), - row, col, &xval, &yval, - width, height); - } else { - e_table_get_cell_geometry ( - E_TABLE (tableOrTree), - row, col, &xval, &yval, - width, height); - } - - atk_component_get_position ( - ATK_COMPONENT (a11y->parent), - x, y, coord_type); - if (x && *x != G_MININT) - *x += xval; - if (y && *y != G_MININT) - *y += yval; -} - -static gboolean -gal_a11y_e_cell_grab_focus (AtkComponent *component) -{ - GalA11yECell *a11y; - gint index; - GtkWidget *toplevel; - GalA11yETableItem *a11yTableItem; - - a11y = GAL_A11Y_E_CELL (component); - - /* for e_cell_vbox's children, we just grab the e_cell_vbox */ - if (GAL_A11Y_IS_E_CELL_VBOX (a11y->parent)) { - return atk_component_grab_focus (ATK_COMPONENT (a11y->parent)); - } - - a11yTableItem = GAL_A11Y_E_TABLE_ITEM (a11y->parent); - index = atk_object_get_index_in_parent (ATK_OBJECT (a11y)); - - atk_selection_clear_selection (ATK_SELECTION (a11yTableItem)); - atk_selection_add_selection (ATK_SELECTION (a11yTableItem), index); - - gtk_widget_grab_focus ( - GTK_WIDGET (GNOME_CANVAS_ITEM (a11y->item)->canvas)); - toplevel = gtk_widget_get_toplevel ( - GTK_WIDGET (GNOME_CANVAS_ITEM (a11y->item)->canvas)); - if (toplevel && gtk_widget_is_toplevel (toplevel)) - gtk_window_present (GTK_WINDOW (toplevel)); - - return TRUE; -} - -/* Table IFace */ - -static void -gal_a11y_e_cell_atk_component_iface_init (AtkComponentIface *iface) -{ - iface->get_extents = gal_a11y_e_cell_get_extents; - iface->grab_focus = gal_a11y_e_cell_grab_focus; -} - -static void -gal_a11y_e_cell_class_init (GalA11yECellClass *class) -{ - AtkObjectClass *atk_object_class = ATK_OBJECT_CLASS (class); - GObjectClass *object_class = G_OBJECT_CLASS (class); - - parent_class = g_type_class_ref (PARENT_TYPE); - - object_class->dispose = gal_a11y_e_cell_dispose; - - atk_object_class->get_parent = gal_a11y_e_cell_get_parent; - atk_object_class->get_index_in_parent = gal_a11y_e_cell_get_index_in_parent; - atk_object_class->ref_state_set = gal_a11y_e_cell_ref_state_set; - atk_object_class->get_name = gal_a11y_e_cell_get_name; -} - -static void -gal_a11y_e_cell_init (GalA11yECell *a11y) -{ - a11y->item = NULL; - a11y->cell_view = NULL; - a11y->parent = NULL; - a11y->model_col = -1; - a11y->view_col = -1; - a11y->row = -1; - - a11y->state_set = atk_state_set_new (); - atk_state_set_add_state (a11y->state_set, ATK_STATE_TRANSIENT); - atk_state_set_add_state (a11y->state_set, ATK_STATE_ENABLED); - atk_state_set_add_state (a11y->state_set, ATK_STATE_SENSITIVE); - atk_state_set_add_state (a11y->state_set, ATK_STATE_SELECTABLE); - atk_state_set_add_state (a11y->state_set, ATK_STATE_SHOWING); - atk_state_set_add_state (a11y->state_set, ATK_STATE_FOCUSABLE); - atk_state_set_add_state (a11y->state_set, ATK_STATE_VISIBLE); -} - -static ActionInfo * -_gal_a11y_e_cell_get_action_info (GalA11yECell *cell, - gint index) -{ - GList *list_node; - - g_return_val_if_fail (GAL_A11Y_IS_E_CELL (cell), NULL); - if (cell->action_list == NULL) - return NULL; - list_node = g_list_nth (cell->action_list, index); - if (!list_node) - return NULL; - return (ActionInfo *) (list_node->data); -} - -static void -_gal_a11y_e_cell_destroy_action_info (gpointer action_info, - gpointer user_data) -{ - ActionInfo *info = (ActionInfo *) action_info; - - g_return_if_fail (info != NULL); - g_free (info->name); - g_free (info->description); - g_free (info->keybinding); - g_free (info); -} - -gboolean -gal_a11y_e_cell_add_action (GalA11yECell *cell, - const gchar *action_name, - const gchar *action_description, - const gchar *action_keybinding, - ACTION_FUNC action_func) -{ - ActionInfo *info; - g_return_val_if_fail (GAL_A11Y_IS_E_CELL (cell), FALSE); - info = g_new (ActionInfo, 1); - - if (action_name != NULL) - info->name = g_strdup (action_name); - else - info->name = NULL; - - if (action_description != NULL) - info->description = g_strdup (action_description); - else - info->description = NULL; - if (action_keybinding != NULL) - info->keybinding = g_strdup (action_keybinding); - else - info->keybinding = NULL; - info->do_action_func = action_func; - - cell->action_list = g_list_append (cell->action_list, (gpointer) info); - return TRUE; -} - -gboolean -gal_a11y_e_cell_remove_action (GalA11yECell *cell, - gint action_index) -{ - GList *list_node; - - g_return_val_if_fail (GAL_A11Y_IS_E_CELL (cell), FALSE); - list_node = g_list_nth (cell->action_list, action_index); - if (!list_node) - return FALSE; - g_return_val_if_fail (list_node->data != NULL, FALSE); - _gal_a11y_e_cell_destroy_action_info (list_node->data, NULL); - cell->action_list = g_list_remove_link (cell->action_list, list_node); - - return TRUE; -} - -gboolean -gal_a11y_e_cell_remove_action_by_name (GalA11yECell *cell, - const gchar *action_name) -{ - GList *list_node; - - g_return_val_if_fail (GAL_A11Y_IS_E_CELL (cell), FALSE); - - for (list_node = cell->action_list; list_node; list_node = list_node->next) { - if (!g_ascii_strcasecmp (((ActionInfo *)(list_node->data))->name, action_name)) { - break; - } - } - - g_return_val_if_fail (list_node != NULL, FALSE); - - _gal_a11y_e_cell_destroy_action_info (list_node->data, NULL); - cell->action_list = g_list_remove_link (cell->action_list, list_node); - - return TRUE; -} - -static gint -gal_a11y_e_cell_action_get_n_actions (AtkAction *action) -{ - GalA11yECell *cell = GAL_A11Y_E_CELL (action); - if (cell->action_list != NULL) - return g_list_length (cell->action_list); - else - return 0; -} - -static const gchar * -gal_a11y_e_cell_action_get_name (AtkAction *action, - gint index) -{ - GalA11yECell *cell = GAL_A11Y_E_CELL (action); - ActionInfo *info = _gal_a11y_e_cell_get_action_info (cell, index); - - if (info == NULL) - return NULL; - return info->name; -} - -static const gchar * -gal_a11y_e_cell_action_get_description (AtkAction *action, - gint index) -{ - GalA11yECell *cell = GAL_A11Y_E_CELL (action); - ActionInfo *info = _gal_a11y_e_cell_get_action_info (cell, index); - - if (info == NULL) - return NULL; - return info->description; -} - -static gboolean -gal_a11y_e_cell_action_set_description (AtkAction *action, - gint index, - const gchar *desc) -{ - GalA11yECell *cell = GAL_A11Y_E_CELL (action); - ActionInfo *info = _gal_a11y_e_cell_get_action_info (cell, index); - - if (info == NULL) - return FALSE; - g_free (info->description); - info->description = g_strdup (desc); - return TRUE; -} - -static const gchar * -gal_a11y_e_cell_action_get_keybinding (AtkAction *action, - gint index) -{ - GalA11yECell *cell = GAL_A11Y_E_CELL (action); - ActionInfo *info = _gal_a11y_e_cell_get_action_info (cell, index); - if (info == NULL) - return NULL; - - return info->keybinding; -} - -static gboolean -idle_do_action (gpointer data) -{ - GalA11yECell *cell; - - cell = GAL_A11Y_E_CELL (data); - - if (!is_valid (ATK_OBJECT (cell))) - return FALSE; - - cell->action_idle_handler = 0; - cell->action_func (cell); - g_object_unref (cell); - - return FALSE; -} - -static gboolean -gal_a11y_e_cell_action_do_action (AtkAction *action, - gint index) -{ - GalA11yECell *cell = GAL_A11Y_E_CELL (action); - ActionInfo *info = _gal_a11y_e_cell_get_action_info (cell, index); - - if (!is_valid (ATK_OBJECT (action))) - return FALSE; - - if (info == NULL) - return FALSE; - g_return_val_if_fail (info->do_action_func, FALSE); - if (cell->action_idle_handler) - return FALSE; - cell->action_func = info->do_action_func; - g_object_ref (cell); - cell->action_idle_handler = g_idle_add (idle_do_action, cell); - - return TRUE; -} - -static void -gal_a11y_e_cell_atk_action_interface_init (AtkActionIface *iface) -{ - g_return_if_fail (iface != NULL); - - iface->get_n_actions = gal_a11y_e_cell_action_get_n_actions; - iface->do_action = gal_a11y_e_cell_action_do_action; - iface->get_name = gal_a11y_e_cell_action_get_name; - iface->get_description = gal_a11y_e_cell_action_get_description; - iface->set_description = gal_a11y_e_cell_action_set_description; - iface->get_keybinding = gal_a11y_e_cell_action_get_keybinding; -} - -void -gal_a11y_e_cell_type_add_action_interface (GType type) -{ - static const GInterfaceInfo atk_action_info = - { - (GInterfaceInitFunc) gal_a11y_e_cell_atk_action_interface_init, - (GInterfaceFinalizeFunc) NULL, - NULL - }; - - g_type_add_interface_static ( - type, ATK_TYPE_ACTION, - &atk_action_info); -} - -gboolean -gal_a11y_e_cell_add_state (GalA11yECell *cell, - AtkStateType state_type, - gboolean emit_signal) -{ - if (!atk_state_set_contains_state (cell->state_set, state_type)) { - gboolean rc; - - rc = atk_state_set_add_state (cell->state_set, state_type); - /* - * The signal should only be generated if the value changed, - * not when the cell is set up. So states that are set - * initially should pass FALSE as the emit_signal argument. - */ - - if (emit_signal) { - atk_object_notify_state_change (ATK_OBJECT (cell), state_type, TRUE); - /* If state_type is ATK_STATE_VISIBLE, additional - * notification */ - if (state_type == ATK_STATE_VISIBLE) - g_signal_emit_by_name (cell, "visible_data_changed"); - } - - return rc; - } - else - return FALSE; -} - -gboolean -gal_a11y_e_cell_remove_state (GalA11yECell *cell, - AtkStateType state_type, - gboolean emit_signal) -{ - if (atk_state_set_contains_state (cell->state_set, state_type)) { - gboolean rc; - - rc = atk_state_set_remove_state (cell->state_set, state_type); - /* - * The signal should only be generated if the value changed, - * not when the cell is set up. So states that are set - * initially should pass FALSE as the emit_signal argument. - */ - - if (emit_signal) { - atk_object_notify_state_change (ATK_OBJECT (cell), state_type, FALSE); - /* If state_type is ATK_STATE_VISIBLE, additional notification */ - if (state_type == ATK_STATE_VISIBLE) - g_signal_emit_by_name (cell, "visible_data_changed"); - } - - return rc; - } - else - return FALSE; -} - -/** - * gal_a11y_e_cell_get_type: - * @void: - * - * Registers the &GalA11yECell class if necessary, and returns the type ID - * associated to it. - * - * Return value: The type ID of the &GalA11yECell class. - **/ -GType -gal_a11y_e_cell_get_type (void) -{ - static GType type = 0; - - if (!type) { - GTypeInfo info = { - sizeof (GalA11yECellClass), - (GBaseInitFunc) NULL, - (GBaseFinalizeFunc) NULL, - (GClassInitFunc) gal_a11y_e_cell_class_init, - (GClassFinalizeFunc) NULL, - NULL, /* class_data */ - sizeof (GalA11yECell), - 0, - (GInstanceInitFunc) gal_a11y_e_cell_init, - NULL /* value_cell */ - }; - - static const GInterfaceInfo atk_component_info = { - (GInterfaceInitFunc) gal_a11y_e_cell_atk_component_iface_init, - (GInterfaceFinalizeFunc) NULL, - NULL - }; - - type = g_type_register_static (PARENT_TYPE, "GalA11yECell", &info, 0); - g_type_add_interface_static (type, ATK_TYPE_COMPONENT, &atk_component_info); - } - - return type; -} - -AtkObject * -gal_a11y_e_cell_new (ETableItem *item, - ECellView *cell_view, - AtkObject *parent, - gint model_col, - gint view_col, - gint row) -{ - AtkObject *a11y; - - a11y = g_object_new (gal_a11y_e_cell_get_type (), NULL); - - gal_a11y_e_cell_construct ( - a11y, - item, - cell_view, - parent, - model_col, - view_col, - row); - return a11y; -} - -void -gal_a11y_e_cell_construct (AtkObject *object, - ETableItem *item, - ECellView *cell_view, - AtkObject *parent, - gint model_col, - gint view_col, - gint row) -{ - GalA11yECell *a11y = GAL_A11Y_E_CELL (object); - a11y->item = item; - a11y->cell_view = cell_view; - a11y->parent = parent; - a11y->model_col = model_col; - a11y->view_col = view_col; - a11y->row = row; - ATK_OBJECT (a11y) ->role = ATK_ROLE_TABLE_CELL; - - if (item) - g_object_ref (item); - -#if 0 - if (parent) - g_object_ref (parent); - - if (cell_view) - g_object_ref (cell_view); - -#endif -} |