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-rw-r--r--calendar/gui/a11y/ea-day-view-cell.c396
1 files changed, 396 insertions, 0 deletions
diff --git a/calendar/gui/a11y/ea-day-view-cell.c b/calendar/gui/a11y/ea-day-view-cell.c
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index 0000000000..4698a3ddf4
--- /dev/null
+++ b/calendar/gui/a11y/ea-day-view-cell.c
@@ -0,0 +1,396 @@
+/*
+ *
+ * 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:
+ * Bolian Yin <bolian.yin@sun.com>
+ *
+ * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
+ *
+ */
+
+#include "ea-day-view-cell.h"
+#include "ea-day-view-main-item.h"
+#include "ea-day-view.h"
+#include "a11y/ea-factory.h"
+
+/* EDayViewCell */
+
+static void e_day_view_cell_class_init (EDayViewCellClass *class);
+
+EA_FACTORY_GOBJECT (EA_TYPE_DAY_VIEW_CELL, ea_day_view_cell, ea_day_view_cell_new)
+
+GType
+e_day_view_cell_get_type (void)
+{
+ static GType type = 0;
+
+ if (!type) {
+ static GTypeInfo tinfo = {
+ sizeof (EDayViewCellClass),
+ (GBaseInitFunc) NULL, /* base init */
+ (GBaseFinalizeFunc) NULL, /* base finalize */
+ (GClassInitFunc) e_day_view_cell_class_init, /* class init */
+ (GClassFinalizeFunc) NULL, /* class finalize */
+ NULL, /* class data */
+ sizeof (EDayViewCell), /* instance size */
+ 0, /* nb preallocs */
+ (GInstanceInitFunc) NULL, /* instance init */
+ NULL /* value table */
+ };
+
+ type = g_type_register_static (G_TYPE_OBJECT,
+ "EDayViewCell", &tinfo, 0);
+ }
+
+ return type;
+}
+
+static void
+e_day_view_cell_class_init (EDayViewCellClass *class)
+{
+ EA_SET_FACTORY (e_day_view_cell_get_type (), ea_day_view_cell);
+}
+
+EDayViewCell *
+e_day_view_cell_new (EDayView *day_view, gint row, gint column)
+{
+ GObject *object;
+ EDayViewCell *cell;
+
+ g_return_val_if_fail (E_IS_DAY_VIEW (day_view), NULL);
+
+ object = g_object_new (E_TYPE_DAY_VIEW_CELL, NULL);
+ cell = E_DAY_VIEW_CELL (object);
+ cell->day_view = day_view;
+ cell->row = row;
+ cell->column = column;
+
+#ifdef ACC_DEBUG
+ printf ("EvoAcc: e_day_view_cell created %p\n", (void *)cell);
+#endif
+
+ return cell;
+}
+
+/* EaDayViewCell */
+
+static void ea_day_view_cell_class_init (EaDayViewCellClass *klass);
+
+static G_CONST_RETURN gchar* ea_day_view_cell_get_name (AtkObject *accessible);
+static G_CONST_RETURN gchar* ea_day_view_cell_get_description (AtkObject *accessible);
+static AtkStateSet* ea_day_view_cell_ref_state_set (AtkObject *obj);
+static AtkObject * ea_day_view_cell_get_parent (AtkObject *accessible);
+static gint ea_day_view_cell_get_index_in_parent (AtkObject *accessible);
+
+/* component interface */
+static void atk_component_interface_init (AtkComponentIface *iface);
+static void component_interface_get_extents (AtkComponent *component,
+ gint *x, gint *y,
+ gint *width, gint *height,
+ AtkCoordType coord_type);
+static gboolean component_interface_grab_focus (AtkComponent *component);
+
+static gpointer parent_class = NULL;
+
+#ifdef ACC_DEBUG
+static gint n_ea_day_view_cell_created = 0, n_ea_day_view_cell_destroyed = 0;
+static void ea_day_view_cell_finalize (GObject *object);
+#endif
+
+GType
+ea_day_view_cell_get_type (void)
+{
+ static GType type = 0;
+
+ if (!type) {
+ static GTypeInfo tinfo = {
+ sizeof (EaDayViewCellClass),
+ (GBaseInitFunc) NULL, /* base init */
+ (GBaseFinalizeFunc) NULL, /* base finalize */
+ (GClassInitFunc) ea_day_view_cell_class_init, /* class init */
+ (GClassFinalizeFunc) NULL, /* class finalize */
+ NULL, /* class data */
+ sizeof (EaDayViewCell), /* instance size */
+ 0, /* nb preallocs */
+ (GInstanceInitFunc) NULL, /* instance init */
+ NULL /* value table */
+ };
+
+ static const GInterfaceInfo atk_component_info = {
+ (GInterfaceInitFunc) atk_component_interface_init,
+ (GInterfaceFinalizeFunc) NULL,
+ NULL
+ };
+
+ type = g_type_register_static (ATK_TYPE_GOBJECT_ACCESSIBLE,
+ "EaDayViewCell", &tinfo, 0);
+ g_type_add_interface_static (type, ATK_TYPE_COMPONENT,
+ &atk_component_info);
+ }
+
+ return type;
+}
+
+static void
+ea_day_view_cell_class_init (EaDayViewCellClass *klass)
+{
+ AtkObjectClass *class = ATK_OBJECT_CLASS (klass);
+
+#ifdef ACC_DEBUG
+ GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
+ gobject_class->finalize = ea_day_view_cell_finalize;
+#endif
+
+ parent_class = g_type_class_peek_parent (klass);
+
+ class->get_name = ea_day_view_cell_get_name;
+ class->get_description = ea_day_view_cell_get_description;
+ class->ref_state_set = ea_day_view_cell_ref_state_set;
+
+ class->get_parent = ea_day_view_cell_get_parent;
+ class->get_index_in_parent = ea_day_view_cell_get_index_in_parent;
+}
+
+AtkObject*
+ea_day_view_cell_new (GObject *obj)
+{
+ gpointer object;
+ AtkObject *atk_object;
+
+ g_return_val_if_fail (E_IS_DAY_VIEW_CELL (obj), NULL);
+
+ object = g_object_new (EA_TYPE_DAY_VIEW_CELL, NULL);
+ atk_object = ATK_OBJECT (object);
+ atk_object_initialize (atk_object, obj);
+ atk_object->role = ATK_ROLE_UNKNOWN;
+
+#ifdef ACC_DEBUG
+ ++n_ea_day_view_cell_created;
+ printf ("ACC_DEBUG: n_ea_day_view_cell_created = %d\n",
+ n_ea_day_view_cell_created);
+#endif
+ return atk_object;
+}
+
+#ifdef ACC_DEBUG
+static void ea_day_view_cell_finalize (GObject *object)
+{
+ G_OBJECT_CLASS (parent_class)->finalize (object);
+
+ ++n_ea_day_view_cell_destroyed;
+ printf ("ACC_DEBUG: n_ea_day_view_cell_destroyed = %d\n",
+ n_ea_day_view_cell_destroyed);
+}
+#endif
+
+static G_CONST_RETURN gchar*
+ea_day_view_cell_get_name (AtkObject *accessible)
+{
+ AtkGObjectAccessible *atk_gobj;
+ GObject *g_obj;
+ EDayViewCell *cell;
+
+ g_return_val_if_fail (EA_IS_DAY_VIEW_CELL (accessible), NULL);
+
+ if (!accessible->name) {
+ AtkObject *ea_main_item;
+ GnomeCanvasItem *main_item;
+ gchar *new_name = g_strdup ("");
+ const gchar *row_label, *column_label;
+
+ atk_gobj = ATK_GOBJECT_ACCESSIBLE (accessible);
+ g_obj = atk_gobject_accessible_get_object (atk_gobj);
+ if (!g_obj)
+ return NULL;
+
+ cell = E_DAY_VIEW_CELL (g_obj);
+ main_item = cell->day_view->main_canvas_item;
+ ea_main_item = atk_gobject_accessible_for_object (G_OBJECT (main_item));
+ column_label = atk_table_get_column_description (ATK_TABLE (ea_main_item),
+ cell->column);
+ row_label = atk_table_get_row_description (ATK_TABLE (ea_main_item),
+ cell->row);
+ new_name = g_strconcat (column_label, " ", row_label, NULL);
+ ATK_OBJECT_CLASS (parent_class)->set_name (accessible, new_name);
+ g_free (new_name);
+ }
+ return accessible->name;
+}
+
+static G_CONST_RETURN gchar*
+ea_day_view_cell_get_description (AtkObject *accessible)
+{
+ return ea_day_view_cell_get_name (accessible);
+}
+
+static AtkStateSet*
+ea_day_view_cell_ref_state_set (AtkObject *obj)
+{
+ AtkStateSet *state_set;
+ GObject *g_obj;
+ AtkObject *parent;
+ gint x, y, width, height;
+ gint parent_x, parent_y, parent_width, parent_height;
+
+ state_set = ATK_OBJECT_CLASS (parent_class)->ref_state_set (obj);
+ g_obj = atk_gobject_accessible_get_object (ATK_GOBJECT_ACCESSIBLE(obj));
+ if (!g_obj)
+ return state_set;
+
+ atk_state_set_add_state (state_set, ATK_STATE_SELECTABLE);
+
+ parent = atk_object_get_parent (obj);
+ atk_component_get_extents (ATK_COMPONENT (obj), &x, &y,
+ &width, &height, ATK_XY_WINDOW);
+ atk_component_get_extents (ATK_COMPONENT (parent), &parent_x, &parent_y,
+ &parent_width, &parent_height, ATK_XY_WINDOW);
+
+
+ if (x + width < parent_x || x > parent_x + parent_width ||
+ y + height < parent_y || y > parent_y + parent_height)
+ /* the cell is out of the main canvas */
+ ;
+ else
+ atk_state_set_add_state (state_set, ATK_STATE_VISIBLE);
+
+ return state_set;
+}
+
+static AtkObject *
+ea_day_view_cell_get_parent (AtkObject *accessible)
+{
+ AtkGObjectAccessible *atk_gobj;
+ GObject *g_obj;
+ EDayViewCell *cell;
+
+ g_return_val_if_fail (EA_IS_DAY_VIEW_CELL (accessible), NULL);
+
+ atk_gobj = ATK_GOBJECT_ACCESSIBLE (accessible);
+ g_obj = atk_gobject_accessible_get_object (atk_gobj);
+ if (!g_obj)
+ return NULL;
+
+ cell = E_DAY_VIEW_CELL (g_obj);
+ return atk_gobject_accessible_for_object (G_OBJECT (cell->day_view->main_canvas_item));
+}
+
+static gint
+ea_day_view_cell_get_index_in_parent (AtkObject *accessible)
+{
+ AtkGObjectAccessible *atk_gobj;
+ GObject *g_obj;
+ EDayViewCell *cell;
+ AtkObject *parent;
+
+ g_return_val_if_fail (EA_IS_DAY_VIEW_CELL (accessible), -1);
+
+ atk_gobj = ATK_GOBJECT_ACCESSIBLE (accessible);
+ g_obj = atk_gobject_accessible_get_object (atk_gobj);
+ if (!g_obj)
+ return -1;
+
+ cell = E_DAY_VIEW_CELL (g_obj);
+ parent = atk_object_get_parent (accessible);
+ return atk_table_get_index_at (ATK_TABLE (parent),
+ cell->row, cell->column);
+}
+
+/* Atk Component Interface */
+
+static void
+atk_component_interface_init (AtkComponentIface *iface)
+{
+ g_return_if_fail (iface != NULL);
+
+ iface->get_extents = component_interface_get_extents;
+ iface->grab_focus = component_interface_grab_focus;
+}
+
+static void
+component_interface_get_extents (AtkComponent *component,
+ gint *x, gint *y, gint *width, gint *height,
+ AtkCoordType coord_type)
+{
+ GObject *g_obj;
+ AtkObject *atk_obj;
+ EDayViewCell *cell;
+ EDayView *day_view;
+ GtkWidget *main_canvas;
+ gint day_view_width, day_view_height;
+ gint scroll_x, scroll_y;
+
+ *x = *y = *width = *height = 0;
+
+ g_return_if_fail (EA_IS_DAY_VIEW_CELL (component));
+
+ g_obj = atk_gobject_accessible_get_object (ATK_GOBJECT_ACCESSIBLE(component));
+ if (!g_obj)
+ /* defunct object*/
+ return;
+
+ cell = E_DAY_VIEW_CELL (g_obj);
+ day_view = cell->day_view;
+ main_canvas = cell->day_view->main_canvas;
+
+ atk_obj = atk_gobject_accessible_for_object (G_OBJECT (main_canvas));
+ atk_component_get_extents (ATK_COMPONENT (atk_obj),
+ x, y,
+ &day_view_width, &day_view_height,
+ coord_type);
+ gnome_canvas_get_scroll_offsets (GNOME_CANVAS (day_view->main_canvas),
+ &scroll_x, &scroll_y);
+ *x += day_view->day_offsets[cell->column] - scroll_x;
+ *y += day_view->row_height * cell->row
+ - scroll_y;
+ *width = day_view->day_widths[cell->column];
+ *height = day_view->row_height;
+}
+
+static gboolean
+component_interface_grab_focus (AtkComponent *comp)
+{
+ GObject *g_obj;
+ EDayViewCell *cell;
+ EDayView *day_view;
+ GtkWidget *toplevel;
+
+ g_return_val_if_fail (EA_IS_DAY_VIEW_CELL (comp), FALSE);
+
+ g_obj = atk_gobject_accessible_get_object (ATK_GOBJECT_ACCESSIBLE (comp));
+ if (!g_obj)
+ return FALSE;
+
+ cell = E_DAY_VIEW_CELL (g_obj);
+ day_view = cell->day_view;
+
+ day_view->selection_start_day = cell->column;
+ day_view->selection_end_day = cell->column;
+ day_view->selection_start_row = cell->row;
+ day_view->selection_end_row = cell->row;
+
+ e_day_view_ensure_rows_visible (day_view,
+ day_view->selection_start_row,
+ day_view->selection_end_row);
+ e_day_view_update_calendar_selection_time (day_view);
+ gtk_widget_queue_draw (day_view->main_canvas);
+
+ toplevel = gtk_widget_get_toplevel (GTK_WIDGET (day_view));
+ if (GTK_WIDGET_TOPLEVEL (toplevel))
+ gtk_window_present (GTK_WINDOW (toplevel));
+
+ return TRUE;
+}
+