diff options
Diffstat (limited to 'a11y/widgets/ea-calendar-cell.c')
| -rw-r--r-- | a11y/widgets/ea-calendar-cell.c | 305 |
1 files changed, 305 insertions, 0 deletions
diff --git a/a11y/widgets/ea-calendar-cell.c b/a11y/widgets/ea-calendar-cell.c new file mode 100644 index 0000000000..4b0fe75156 --- /dev/null +++ b/a11y/widgets/ea-calendar-cell.c @@ -0,0 +1,305 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ +/* vim:expandtab:shiftwidth=8:tabstop=8: + */ +/* Evolution Accessibility: ea-calendar-cell.c + * + * Copyright (C) 2003 Ximian, Inc. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of version 2 of the GNU General Public + * License as published by the Free Software Foundation. + * + * 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 + * General Public License for more details. + * + * You should have received a copy of the GNU General Public + * License along with this program; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + * + * Author: Bolian Yin <bolian.yin@sun.com> Sun Microsystem Inc., 2003 + * + */ + +#include "ea-calendar-cell.h" +#include "ea-calendar-item.h" +#include "ea-factory.h" + +/* ECalendarCell */ + +static void e_calendar_cell_class_init (ECalendarCellClass *class); + +EA_FACTORY_GOBJECT (EA_TYPE_CALENDAR_CELL, ea_calendar_cell, ea_calendar_cell_new) + +GType +e_calendar_cell_get_type (void) +{ + static GType type = 0; + + if (!type) { + static GTypeInfo tinfo = { + sizeof (ECalendarCellClass), + (GBaseInitFunc) NULL, /* base init */ + (GBaseFinalizeFunc) NULL, /* base finalize */ + (GClassInitFunc) e_calendar_cell_class_init, /* class init */ + (GClassFinalizeFunc) NULL, /* class finalize */ + NULL, /* class data */ + sizeof (ECalendarCell), /* instance size */ + 0, /* nb preallocs */ + (GInstanceInitFunc) NULL, /* instance init */ + NULL /* value table */ + }; + + type = g_type_register_static (G_TYPE_OBJECT, + "ECalendarCell", &tinfo, 0); + } + + return type; +} + +static void +e_calendar_cell_class_init (ECalendarCellClass *class) +{ + EA_SET_FACTORY (e_calendar_cell_get_type (), ea_calendar_cell); +} + +ECalendarCell * +e_calendar_cell_new (ECalendarItem *calitem, gint row, gint column) +{ + GObject *object; + ECalendarCell *cell; + + g_return_val_if_fail (E_IS_CALENDAR_ITEM (calitem), NULL); + + object = g_object_new (E_TYPE_CALENDAR_CELL, NULL); + cell = E_CALENDAR_CELL (object); + cell->calitem = calitem; + cell->row = row; + cell->column = column; + +#ifdef ACC_DEBUG + g_print ("EvoAcc: e_calendar_cell created %p\n", (void *)cell); +#endif + + return cell; +} + +/* EaCalendarCell */ + +static void ea_calendar_cell_class_init (EaCalendarCellClass *klass); + +static G_CONST_RETURN gchar* ea_calendar_cell_get_name (AtkObject *accessible); +static G_CONST_RETURN gchar* ea_calendar_cell_get_description (AtkObject *accessible); +static AtkObject * ea_calendar_cell_get_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 gpointer parent_class = NULL; + +#ifdef ACC_DEBUG +static gint n_ea_calendar_cell_created = 0, n_ea_calendar_cell_destroyed = 0; +static void ea_calendar_cell_finalize (GObject *object); +#endif + +GType +ea_calendar_cell_get_type (void) +{ + static GType type = 0; + + if (!type) { + static GTypeInfo tinfo = { + sizeof (EaCalendarCellClass), + (GBaseInitFunc) NULL, /* base init */ + (GBaseFinalizeFunc) NULL, /* base finalize */ + (GClassInitFunc) ea_calendar_cell_class_init, /* class init */ + (GClassFinalizeFunc) NULL, /* class finalize */ + NULL, /* class data */ + sizeof (EaCalendarCell), /* 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, + "EaCalendarCell", &tinfo, 0); + g_type_add_interface_static (type, ATK_TYPE_COMPONENT, + &atk_component_info); + } + + return type; +} + +static void +ea_calendar_cell_class_init (EaCalendarCellClass *klass) +{ + AtkObjectClass *class = ATK_OBJECT_CLASS (klass); + +#ifdef ACC_DEBUG + GObjectClass *gobject_class = G_OBJECT_CLASS (klass); + gobject_class->finalize = ea_calendar_cell_finalize; +#endif + + parent_class = g_type_class_peek_parent (klass); + + class->get_name = ea_calendar_cell_get_name; + class->get_description = ea_calendar_cell_get_description; + + class->get_parent = ea_calendar_cell_get_parent; +} + +AtkObject* +ea_calendar_cell_new (GObject *obj) +{ + gpointer object; + AtkObject *atk_object; + + g_return_val_if_fail (E_IS_CALENDAR_CELL (obj), NULL); + object = g_object_new (EA_TYPE_CALENDAR_CELL, NULL); + atk_object = ATK_OBJECT (object); + atk_object_initialize (atk_object, obj); + atk_object->role = ATK_ROLE_TABLE_CELL; + +#ifdef ACC_DEBUG + ++n_ea_calendar_cell_created; + g_print ("ACC_DEBUG: n_ea_calendar_cell_created = %d\n", + n_ea_calendar_cell_created); +#endif + return atk_object; +} + +#ifdef ACC_DEBUG +static void ea_calendar_cell_finalize (GObject *object) +{ + ++n_ea_calendar_cell_destroyed; + g_print ("ACC_DEBUG: n_ea_calendar_cell_destroyed = %d\n", + n_ea_calendar_cell_destroyed); +} +#endif + +static G_CONST_RETURN gchar* +ea_calendar_cell_get_name (AtkObject *accessible) +{ + GObject *g_obj; + + g_return_val_if_fail (EA_IS_CALENDAR_CELL (accessible), NULL); + + g_obj = atk_gobject_accessible_get_object (ATK_GOBJECT_ACCESSIBLE(accessible)); + if (!g_obj) + /* defunct object*/ + return NULL; + + if (!accessible->name) { + AtkObject *atk_obj; + EaCalendarItem *ea_calitem; + ECalendarCell *cell; + gint day_index; + gint year, month, day; + gchar buffer[128]; + + cell = E_CALENDAR_CELL (g_obj); + atk_obj = ea_calendar_cell_get_parent (accessible); + ea_calitem = EA_CALENDAR_ITEM (atk_obj); + day_index = atk_table_get_index_at (ATK_TABLE (ea_calitem), + cell->row, cell->column); + e_calendar_item_get_date_for_offset (cell->calitem, day_index, + &year, &month, &day); + + g_snprintf (buffer, 128, "%d-%d-%d", year, month + 1, day); + ATK_OBJECT_CLASS (parent_class)->set_name (accessible, buffer); + } + return accessible->name; +} + +static G_CONST_RETURN gchar* +ea_calendar_cell_get_description (AtkObject *accessible) +{ + return ea_calendar_cell_get_name (accessible); +} + +static AtkObject * +ea_calendar_cell_get_parent (AtkObject *accessible) +{ + GObject *g_obj; + ECalendarCell *cell; + ECalendarItem *calitem; + + g_return_val_if_fail (EA_IS_CALENDAR_CELL (accessible), NULL); + + g_obj = atk_gobject_accessible_get_object (ATK_GOBJECT_ACCESSIBLE(accessible)); + if (!g_obj) + /* defunct object*/ + return NULL; + + cell = E_CALENDAR_CELL (g_obj); + calitem = cell->calitem; + return atk_gobject_accessible_for_object (G_OBJECT (calitem)); +} + +/* Atk Component Interface */ + +static void +atk_component_interface_init (AtkComponentIface *iface) +{ + g_return_if_fail (iface != NULL); + + iface->get_extents = component_interface_get_extents; +} + +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, *atk_canvas; + ECalendarCell *cell; + ECalendarItem *calitem; + EaCalendarItem *ea_calitem; + gint day_index; + gint year, month, day; + gint canvas_x, canvas_y, canvas_width, canvas_height; + + *x = *y = *width = *height = 0; + + g_return_if_fail (EA_IS_CALENDAR_CELL (component)); + + + g_obj = atk_gobject_accessible_get_object (ATK_GOBJECT_ACCESSIBLE(component)); + if (!g_obj) + /* defunct object*/ + return; + + cell = E_CALENDAR_CELL (g_obj); + calitem = cell->calitem; + atk_obj = atk_gobject_accessible_for_object (G_OBJECT (calitem)); + ea_calitem = EA_CALENDAR_ITEM (atk_obj); + day_index = atk_table_get_index_at (ATK_TABLE (ea_calitem), + cell->row, cell->column); + e_calendar_item_get_date_for_offset (calitem, day_index, + &year, &month, &day); + + if (!e_calendar_item_get_day_extents (calitem, + year, month, day, + x, y, width, height)) + return; + atk_canvas = atk_object_get_parent (ATK_OBJECT (ea_calitem)); + atk_component_get_extents (ATK_COMPONENT (atk_canvas), + &canvas_x, &canvas_y, + &canvas_width, &canvas_height, + coord_type); + *x += canvas_x; + *y += canvas_y; +} |