diff options
Diffstat (limited to 'a11y/calendar/ea-gnome-calendar.c')
| -rw-r--r-- | a11y/calendar/ea-gnome-calendar.c | 234 |
1 files changed, 234 insertions, 0 deletions
diff --git a/a11y/calendar/ea-gnome-calendar.c b/a11y/calendar/ea-gnome-calendar.c new file mode 100644 index 0000000000..20361f1451 --- /dev/null +++ b/a11y/calendar/ea-gnome-calendar.c @@ -0,0 +1,234 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ +/* vim:expandtab:shiftwidth=8:tabstop=8: + */ +/* Evolution Accessibility: ea-gnome-calendar.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-gnome-calendar.h" +#include "calendar-commands.h" +#include <gtk/gtknotebook.h> + +static void ea_gnome_calendar_class_init (EaGnomeCalendarClass *klass); + +static G_CONST_RETURN gchar* ea_gnome_calendar_get_name (AtkObject *accessible); +static G_CONST_RETURN gchar* ea_gnome_calendar_get_description (AtkObject *accessible); +static gint ea_gnome_calendar_get_n_children (AtkObject* obj); +static AtkObject * ea_gnome_calendar_ref_child (AtkObject *obj, gint i); + +static void ea_gcal_switch_view_cb (GtkNotebook *widget, GtkNotebookPage *page, + guint index, gpointer data); +static void ea_gcal_dates_change_cb (GnomeCalendar *gcal, gpointer data); + +static gpointer parent_class = NULL; + +GType +ea_gnome_calendar_get_type (void) +{ + static GType type = 0; + AtkObjectFactory *factory; + GTypeQuery query; + GType derived_atk_type; + + if (!type) { + static GTypeInfo tinfo = { + sizeof (EaGnomeCalendarClass), + (GBaseInitFunc) NULL, /* base init */ + (GBaseFinalizeFunc) NULL, /* base finalize */ + (GClassInitFunc) ea_gnome_calendar_class_init, /* class init */ + (GClassFinalizeFunc) NULL, /* class finalize */ + NULL, /* class data */ + sizeof (EaGnomeCalendar), /* instance size */ + 0, /* nb preallocs */ + (GInstanceInitFunc) NULL, /* instance init */ + NULL /* value table */ + }; + + /* + * Figure out the size of the class and instance + * we are run-time deriving from (GailWidget, in this case) + */ + + factory = atk_registry_get_factory (atk_get_default_registry (), + GTK_TYPE_WIDGET); + derived_atk_type = atk_object_factory_get_accessible_type (factory); + g_type_query (derived_atk_type, &query); + tinfo.class_size = query.class_size; + tinfo.instance_size = query.instance_size; + + type = g_type_register_static (derived_atk_type, + "EaGnomeCalendar", &tinfo, 0); + + } + + return type; +} + +static void +ea_gnome_calendar_class_init (EaGnomeCalendarClass *klass) +{ + AtkObjectClass *class = ATK_OBJECT_CLASS (klass); + + parent_class = g_type_class_peek_parent (klass); + + class->get_name = ea_gnome_calendar_get_name; + class->get_description = ea_gnome_calendar_get_description; + + class->get_n_children = ea_gnome_calendar_get_n_children; + class->ref_child = ea_gnome_calendar_ref_child; +} + +AtkObject* +ea_gnome_calendar_new (GtkWidget *widget) +{ + GObject *object; + AtkObject *accessible; + GnomeCalendar *gcal; + GtkWidget *notebook; + + g_return_val_if_fail (GNOME_IS_CALENDAR (widget), NULL); + + object = g_object_new (EA_TYPE_GNOME_CALENDAR, NULL); + + accessible = ATK_OBJECT (object); + atk_object_initialize (accessible, widget); + + accessible->role = ATK_ROLE_FILLER; + + gcal = GNOME_CALENDAR (widget); + + /* listen on view type change + */ + notebook = gnome_calendar_get_view_notebook_widget (gcal); + if (notebook) { + g_signal_connect (notebook, "switch_page", + G_CALLBACK (ea_gcal_switch_view_cb), + accessible); + g_signal_connect (widget, "dates_shown_changed", + G_CALLBACK (ea_gcal_dates_change_cb), + accessible); + } + +#ifdef ACC_DEBUG + printf ("EvoAcc: ea-gnome-calendar created: %p\n", accessible); +#endif + + return accessible; +} + +static G_CONST_RETURN gchar* +ea_gnome_calendar_get_name (AtkObject *accessible) +{ + if (accessible->name) + return accessible->name; + return "Gnome Calendar"; +} + +static G_CONST_RETURN gchar* +ea_gnome_calendar_get_description (AtkObject *accessible) +{ + if (accessible->description) + return accessible->description; + return "Gnome Calendar"; +} + +static gint +ea_gnome_calendar_get_n_children (AtkObject* obj) +{ + g_return_val_if_fail (EA_IS_GNOME_CALENDAR (obj), 0); + + if (!GTK_ACCESSIBLE (obj)->widget) + return -1; + return 4; +} + +static AtkObject * +ea_gnome_calendar_ref_child (AtkObject *obj, gint i) +{ + AtkObject * child = NULL; + GnomeCalendar * calendarWidget; + GtkWidget *childWidget; + + g_return_val_if_fail (EA_IS_GNOME_CALENDAR (obj), NULL); + /* valid child index range is [0-3] */ + if (i < 0 || i >3 ) + return NULL; + + if (!GTK_ACCESSIBLE (obj)->widget) + return NULL; + calendarWidget = GNOME_CALENDAR (GTK_ACCESSIBLE (obj)->widget); + + switch (i) { + case 0: + /* for the search bar */ + childWidget = gnome_calendar_get_search_bar_widget (calendarWidget); + child = gtk_widget_get_accessible (childWidget); + atk_object_set_parent (child, obj); + atk_object_set_name (child, "search bar"); + atk_object_set_description (child, "evolution calendar search bar"); + break; + case 1: + /* for the day/week view */ + childWidget = gnome_calendar_get_current_view_widget (calendarWidget); + child = gtk_widget_get_accessible (childWidget); + atk_object_set_parent (child, obj); + break; + case 2: + /* for calendar */ + childWidget = gnome_calendar_get_e_calendar_widget (calendarWidget); + child = gtk_widget_get_accessible (childWidget); + break; + case 3: + /* for todo list */ + childWidget = GTK_WIDGET (gnome_calendar_get_task_pad (calendarWidget)); + child = gtk_widget_get_accessible (childWidget); + break; + default: + break; + } + if (child) + g_object_ref(child); + return child; +} + +static void +ea_gcal_switch_view_cb (GtkNotebook *widget, GtkNotebookPage *page, + guint index, gpointer data) +{ + g_signal_emit_by_name (G_OBJECT(data), "children_changed", + 0, NULL, NULL); +#ifdef ACC_DEBUG + printf ("AccDebug: switch view: children_changed notified\n"); +#endif +} + +static void +ea_gcal_dates_change_cb (GnomeCalendar *gcal, gpointer data) +{ + const gchar *new_name; + + g_return_if_fail (GNOME_IS_CALENDAR (gcal)); + g_return_if_fail (data); + g_return_if_fail (EA_IS_GNOME_CALENDAR (data)); + + new_name = calendar_get_text_for_folder_bar_label (gcal); + atk_object_set_name (ATK_OBJECT(data), new_name); +} |