From a7b2126e8cf9a082fa7f9190a840b638e0e872db Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alejandro=20Pi=C3=B1eiro?= Date: Tue, 11 Mar 2014 17:51:27 +0100 Subject: a11y: new EvPageAccessible Basic skeleton for a new accessible class, that represents each individual page. https://bugzilla.gnome.org/show_bug.cgi?id=724965 origin commit: https://git.gnome.org/browse/evince/commit/?h=gnome-3-14&id=c489d3f --- libview/Makefile.am | 2 + libview/ev-page-accessible.c | 166 +++++++++++++++++++++++++++++++++++++++++++ libview/ev-page-accessible.h | 54 ++++++++++++++ 3 files changed, 222 insertions(+) create mode 100644 libview/ev-page-accessible.c create mode 100644 libview/ev-page-accessible.h diff --git a/libview/Makefile.am b/libview/Makefile.am index 042016e2..364f5d71 100644 --- a/libview/Makefile.am +++ b/libview/Makefile.am @@ -3,6 +3,7 @@ lib_LTLIBRARIES = libatrilview.la NOINST_H_FILES = \ ev-annotation-window.h \ ev-link-accessible.h \ + ev-page-accessible.h \ ev-loading-window.h \ ev-page-cache.h \ ev-pixbuf-cache.h \ @@ -37,6 +38,7 @@ libatrilview_la_SOURCES = \ ev-jobs.c \ ev-job-scheduler.c \ ev-link-accessible.c \ + ev-page-accessible.c \ ev-page-cache.c \ ev-pixbuf-cache.c \ ev-print-operation.c \ diff --git a/libview/ev-page-accessible.c b/libview/ev-page-accessible.c new file mode 100644 index 00000000..83bb80d8 --- /dev/null +++ b/libview/ev-page-accessible.c @@ -0,0 +1,166 @@ +/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; c-indent-level: 8 -*- */ +/* this file is part of atril, a mate document viewer + * + * Copyright (C) 2014 Igalia S.L. + * + * Atril is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * Atril 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * Author: Alejandro Piñeiro Iglesias + */ + +#include + +#include "ev-page-accessible.h" + +struct _EvPageAccessiblePrivate { + EvViewAccessible *view_accessible; + gint page; +}; + +enum { + PROP_0, + PROP_VIEW_ACCESSIBLE, + PROP_PAGE, +}; + + +G_DEFINE_TYPE (EvPageAccessible, ev_page_accessible, ATK_TYPE_OBJECT) + +gint +ev_page_accessible_get_page (EvPageAccessible *page_accessible) +{ + g_return_val_if_fail (EV_IS_PAGE_ACCESSIBLE (page_accessible), -1); + + return page_accessible->priv->page; +} + +EvViewAccessible * +ev_page_accessible_get_view_accessible (EvPageAccessible *page_accessible) +{ + g_return_val_if_fail (EV_IS_PAGE_ACCESSIBLE (page_accessible), NULL); + + return page_accessible->priv->view_accessible; +} + +static AtkObject * +ev_page_accessible_get_parent (AtkObject *obj) +{ + EvPageAccessible *self; + + g_return_val_if_fail (EV_IS_PAGE_ACCESSIBLE (obj), NULL); + + self = EV_PAGE_ACCESSIBLE (obj); + + return ATK_OBJECT (self->priv->view_accessible); +} + +static void +ev_page_accessible_set_property (GObject *object, + guint prop_id, + const GValue *value, + GParamSpec *pspec) +{ + EvPageAccessible *accessible = EV_PAGE_ACCESSIBLE (object); + + switch (prop_id) { + case PROP_VIEW_ACCESSIBLE: + accessible->priv->view_accessible = EV_VIEW_ACCESSIBLE (g_value_get_object (value)); + break; + case PROP_PAGE: + accessible->priv->page = g_value_get_int (value); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + } +} + +static void +ev_page_accessible_get_property (GObject *object, + guint prop_id, + GValue *value, + GParamSpec *pspec) +{ + EvPageAccessible *accessible = EV_PAGE_ACCESSIBLE (object); + + switch (prop_id) { + case PROP_VIEW_ACCESSIBLE: + g_value_set_object (value, ev_page_accessible_get_view_accessible (accessible)); + break; + case PROP_PAGE: + g_value_set_int (value, ev_page_accessible_get_page (accessible)); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + } +} + +static void +ev_page_accessible_class_init (EvPageAccessibleClass *klass) +{ + GObjectClass *g_object_class = G_OBJECT_CLASS (klass); + AtkObjectClass *atk_class = ATK_OBJECT_CLASS (klass); + + g_type_class_add_private (klass, sizeof (EvPageAccessiblePrivate)); + + atk_class->get_parent = ev_page_accessible_get_parent; + + g_object_class->get_property = ev_page_accessible_get_property; + g_object_class->set_property = ev_page_accessible_set_property; + + g_object_class_install_property (g_object_class, + PROP_VIEW_ACCESSIBLE, + g_param_spec_object ("view-accessible", + "View Accessible", + "The view accessible associated to this page", + EV_TYPE_VIEW_ACCESSIBLE, + G_PARAM_READWRITE | + G_PARAM_CONSTRUCT_ONLY | + G_PARAM_STATIC_STRINGS)); + g_object_class_install_property (g_object_class, + PROP_PAGE, + g_param_spec_int ("page", + "Page", + "Page index this page represents", + -1, G_MAXINT, -1, + G_PARAM_READWRITE | + G_PARAM_CONSTRUCT_ONLY | + G_PARAM_STATIC_STRINGS)); + +} + +static void +ev_page_accessible_init (EvPageAccessible *page) +{ + atk_object_set_role (ATK_OBJECT (page), ATK_ROLE_PAGE); + + page->priv = G_TYPE_INSTANCE_GET_PRIVATE (page, EV_TYPE_PAGE_ACCESSIBLE, EvPageAccessiblePrivate); +} + +EvPageAccessible * +ev_page_accessible_new (EvViewAccessible *view_accessible, + gint page) +{ + EvPageAccessible *atk_page; + + g_return_val_if_fail (EV_IS_VIEW_ACCESSIBLE (view_accessible), NULL); + g_return_val_if_fail (page >= 0, NULL); + + atk_page = g_object_new (EV_TYPE_PAGE_ACCESSIBLE, + "view-accessible", view_accessible, + "page", page, + NULL); + + return EV_PAGE_ACCESSIBLE (atk_page); +} diff --git a/libview/ev-page-accessible.h b/libview/ev-page-accessible.h new file mode 100644 index 00000000..f017b34b --- /dev/null +++ b/libview/ev-page-accessible.h @@ -0,0 +1,54 @@ +/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; c-indent-level: 8 -*- */ +/* this file is part of evince, a mate document viewer + * + * Copyright (C) 2014 Igalia S.L. + * + * Atril is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * Atril 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * Author: Alejandro Piñeiro Iglesias + */ + +#ifndef __EV_PAGE_ACCESSIBLE_H__ +#define __EV_PAGE_ACCESSIBLE_H__ + +#include +#include "ev-view-accessible.h" + +#define EV_TYPE_PAGE_ACCESSIBLE (ev_page_accessible_get_type ()) +#define EV_PAGE_ACCESSIBLE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), EV_TYPE_PAGE_ACCESSIBLE, EvPageAccessible)) +#define EV_IS_PAGE_ACCESSIBLE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), EV_TYPE_PAGE_ACCESSIBLE)) + +typedef struct _EvPageAccessible EvPageAccessible; +typedef struct _EvPageAccessibleClass EvPageAccessibleClass; +typedef struct _EvPageAccessiblePrivate EvPageAccessiblePrivate; + +struct _EvPageAccessible { + AtkObject parent; + + EvPageAccessiblePrivate *priv; +}; + +struct _EvPageAccessibleClass { + AtkObjectClass parent_class; +}; + +GType ev_page_accessible_get_type (void) G_GNUC_CONST; +EvPageAccessible *ev_page_accessible_new (EvViewAccessible *view_accessible, + gint page); +gint ev_page_accessible_get_page (EvPageAccessible *page_accessible); +EvViewAccessible *ev_page_accessible_get_view_accessible (EvPageAccessible *page_accessible); + +#endif /* __EV_PAGE_ACCESSIBLE_H__ */ + -- cgit v1.2.1