diff options
Diffstat (limited to 'a11y/e-table/gal-a11y-e-cell-tree.c')
-rw-r--r-- | a11y/e-table/gal-a11y-e-cell-tree.c | 260 |
1 files changed, 0 insertions, 260 deletions
diff --git a/a11y/e-table/gal-a11y-e-cell-tree.c b/a11y/e-table/gal-a11y-e-cell-tree.c deleted file mode 100644 index 520a818a37..0000000000 --- a/a11y/e-table/gal-a11y-e-cell-tree.c +++ /dev/null @@ -1,260 +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: - * Tim Wo <tim.wo@sun.com> - * - * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com) - * - */ - -#include <config.h> - -#include <atk/atk.h> - -#include "a11y/gal-a11y-util.h" -#include "table/e-cell-tree.h" -#include "table/e-table.h" -#include "table/e-tree-table-adapter.h" -#include <glib/gi18n.h> - -#include "gal-a11y-e-cell-tree.h" -#include "gal-a11y-e-cell-registry.h" - -#define CS_CLASS(a11y) (G_TYPE_INSTANCE_GET_CLASS ((a11y), C_TYPE_STREAM, GalA11yECellTreeClass)) -static AtkObjectClass *a11y_parent_class; -#define A11Y_PARENT_TYPE (gal_a11y_e_cell_get_type ()) - -#define d(x) - -static void -ectr_model_row_changed_cb (ETableModel *etm, - gint row, - GalA11yECell *a11y) -{ - ETreePath node; - ETreeModel *tree_model; - ETreeTableAdapter *tree_table_adapter; - - g_return_if_fail (a11y); - if (a11y->row != row) - return; - - node = e_table_model_value_at (etm, -1, a11y->row); - tree_model = e_table_model_value_at (etm, -2, a11y->row); - tree_table_adapter = e_table_model_value_at (etm, -3, a11y->row); - - if (e_tree_model_node_is_expandable (tree_model, node)) { - gboolean is_exp = e_tree_table_adapter_node_is_expanded (tree_table_adapter, node); - if (is_exp) - gal_a11y_e_cell_add_state (a11y, ATK_STATE_EXPANDED, TRUE); - else - gal_a11y_e_cell_remove_state (a11y, ATK_STATE_EXPANDED, TRUE); - } -} - -static void -kill_view_cb(ECellView *subcell_view, - gpointer psubcell_a11ies) -{ - GList *node; - GList *subcell_a11ies = (GList *) psubcell_a11ies; - GalA11yECell *subcell; - - for (node = subcell_a11ies; node != NULL; node = g_list_next (node)) - { - subcell = GAL_A11Y_E_CELL(node->data); - if (subcell && subcell->cell_view == subcell_view) - { - d(fprintf(stderr, "subcell_view %p deleted before the a11y object %p\n", subcell_view, subcell)); - subcell->cell_view = NULL; - } - } -} - -static void -ectr_subcell_weak_ref (GalA11yECellTree *a11y, - GalA11yECell *subcell_a11y) -{ - ECellView *subcell_view = subcell_a11y ? subcell_a11y->cell_view : NULL; - if (subcell_a11y && subcell_view && subcell_view->kill_view_cb_data) - subcell_view->kill_view_cb_data = g_list_remove(subcell_view->kill_view_cb_data, subcell_a11y); - - g_signal_handler_disconnect (GAL_A11Y_E_CELL (a11y)->item->table_model, - a11y->model_row_changed_id); - g_object_unref (a11y); -} - -static void -ectr_do_action_expand (AtkAction *action) -{ - GalA11yECell *a11y; - ETableModel *table_model; - ETreePath node; - ETreeModel *tree_model; - ETreeTableAdapter *tree_table_adapter; - - a11y = GAL_A11Y_E_CELL (action); - table_model = a11y->item->table_model; - node = e_table_model_value_at (table_model, -1, a11y->row); - tree_model = e_table_model_value_at (table_model, -2, a11y->row); - tree_table_adapter = e_table_model_value_at (table_model, -3, a11y->row); - - if (e_tree_model_node_is_expandable (tree_model, node)) { - e_tree_table_adapter_node_set_expanded (tree_table_adapter, - node, - TRUE); - gal_a11y_e_cell_add_state (a11y, ATK_STATE_EXPANDED, TRUE); - } -} - -static void -ectr_do_action_collapse (AtkAction *action) -{ - GalA11yECell *a11y; - ETableModel *table_model; - ETreePath node; - ETreeModel *tree_model; - ETreeTableAdapter *tree_table_adapter; - - a11y = GAL_A11Y_E_CELL (action); - table_model = a11y->item->table_model; - node = e_table_model_value_at (table_model, -1, a11y->row); - tree_model = e_table_model_value_at (table_model, -2, a11y->row); - tree_table_adapter = e_table_model_value_at (table_model, -3, a11y->row); - - if (e_tree_model_node_is_expandable (tree_model, node)) { - e_tree_table_adapter_node_set_expanded (tree_table_adapter, - node, - FALSE); - gal_a11y_e_cell_remove_state (a11y, ATK_STATE_EXPANDED, TRUE); - } -} - -static void -ectr_class_init (GalA11yECellTreeClass *klass) -{ - a11y_parent_class = g_type_class_ref (A11Y_PARENT_TYPE); -} - -static void -ectr_init (GalA11yECellTree *a11y) -{ -} - -GType -gal_a11y_e_cell_tree_get_type (void) -{ - static GType type = 0; - - if (!type) { - GTypeInfo info = { - sizeof (GalA11yECellTreeClass), - (GBaseInitFunc) NULL, - (GBaseFinalizeFunc) NULL, - (GClassInitFunc) ectr_class_init, - (GClassFinalizeFunc) NULL, - NULL, /* class_data */ - sizeof (GalA11yECellTree), - 0, - (GInstanceInitFunc) ectr_init, - NULL /* value_cell_text */ - }; - - type = g_type_register_static (A11Y_PARENT_TYPE, "GalA11yECellTree", &info, 0); - gal_a11y_e_cell_type_add_action_interface (type); - } - - return type; -} - -AtkObject * -gal_a11y_e_cell_tree_new (ETableItem *item, - ECellView *cell_view, - AtkObject *parent, - int model_col, - int view_col, - int row) -{ - AtkObject *subcell_a11y; - GalA11yECellTree *a11y; - - ETreePath node; - ETreeModel *tree_model; - ETreeTableAdapter *tree_table_adapter; - - ECellView *subcell_view; - subcell_view = e_cell_tree_view_get_subcell_view (cell_view); - - if (subcell_view->ecell) { - subcell_a11y = gal_a11y_e_cell_registry_get_object (NULL, - item, - subcell_view, - parent, - model_col, - view_col, - row); - gal_a11y_e_cell_add_action (GAL_A11Y_E_CELL (subcell_a11y), - _("expand"), - _("expands the row in the ETree containing this cell"), - NULL, - (ACTION_FUNC)ectr_do_action_expand); - - gal_a11y_e_cell_add_action (GAL_A11Y_E_CELL (subcell_a11y), - _("collapse"), - _("collapses the row in the ETree containing this cell"), - NULL, - (ACTION_FUNC)ectr_do_action_collapse); - - /* init AtkStates for the cell's a11y object */ - node = e_table_model_value_at (item->table_model, -1, row); - tree_model = e_table_model_value_at (item->table_model, -2, row); - tree_table_adapter = e_table_model_value_at (item->table_model, -3, row); - if (e_tree_model_node_is_expandable (tree_model, node)) { - gal_a11y_e_cell_add_state (GAL_A11Y_E_CELL (subcell_a11y), ATK_STATE_EXPANDABLE, FALSE); - if (e_tree_table_adapter_node_is_expanded (tree_table_adapter, node)) - gal_a11y_e_cell_add_state (GAL_A11Y_E_CELL (subcell_a11y), ATK_STATE_EXPANDED, FALSE); - } - } - else - subcell_a11y = NULL; - - /* create a companion a11y object, this object has type GalA11yECellTree - and it connects to some signals to determine whether a tree cell is - expanded or collapsed */ - a11y = g_object_new (gal_a11y_e_cell_tree_get_type (), NULL); - gal_a11y_e_cell_construct (ATK_OBJECT (a11y), - item, - cell_view, - parent, - model_col, - view_col, - row); - a11y->model_row_changed_id = - g_signal_connect (item->table_model, "model_row_changed", - G_CALLBACK (ectr_model_row_changed_cb), - subcell_a11y); - - if (subcell_a11y && subcell_view) - { - subcell_view->kill_view_cb = kill_view_cb; - if (!g_list_find(subcell_view->kill_view_cb_data, subcell_a11y)) - subcell_view->kill_view_cb_data = g_list_append(subcell_view->kill_view_cb_data, subcell_a11y); - } - - g_object_weak_ref (G_OBJECT (subcell_a11y), (GWeakNotify) ectr_subcell_weak_ref, a11y); - - return subcell_a11y; -} |