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Add a AtkHypertext implementation for GtkLinkButton

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https://bugzilla.gnome.org/show_bug.cgi?id=586201
This commit is contained in:
Matthias Clasen 2011-02-17 07:10:31 -05:00
parent 64934a7623
commit af0db9188a
4 changed files with 244 additions and 0 deletions
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1
modules/other/gail/Makefile.am
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@ -31,6 +31,7 @@ gail_c_sources = \
gailimage.c \
gailimagecell.c \
gaillabel.c \
gaillinkbutton.c \
gailmenu.c \
gailmenushell.c \
gailmenuitem.c \

2
modules/other/gail/gail.c
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@ -74,6 +74,7 @@ static GQuark quark_focus_object = 0;
GAIL_IMPLEMENT_FACTORY (GAIL_TYPE_WIDGET, GailWidget, gail_widget, GTK_TYPE_WIDGET)
GAIL_IMPLEMENT_FACTORY (GAIL_TYPE_CONTAINER, GailContainer, gail_container, GTK_TYPE_CONTAINER)
GAIL_IMPLEMENT_FACTORY (GAIL_TYPE_BUTTON, GailButton, gail_button, GTK_TYPE_BUTTON)
GAIL_IMPLEMENT_FACTORY (GAIL_TYPE_LINK_BUTTON, GailLinkButton, gail_link_button, GTK_TYPE_LINK_BUTTON)
GAIL_IMPLEMENT_FACTORY_WITH_FUNC (GAIL_TYPE_MENU_ITEM, GailMenuItem, gail_menu_item, gail_menu_item_new)
GAIL_IMPLEMENT_FACTORY (GAIL_TYPE_TOGGLE_BUTTON, GailToggleButton, gail_toggle_button, GTK_TYPE_TOGGLE_BUTTON)
GAIL_IMPLEMENT_FACTORY (GAIL_TYPE_IMAGE, GailImage, gail_image, GTK_TYPE_IMAGE)
@ -880,6 +881,7 @@ gail_accessibility_module_init (void)
GAIL_WIDGET_SET_FACTORY (GTK_TYPE_WIDGET, gail_widget);
GAIL_WIDGET_SET_FACTORY (GTK_TYPE_CONTAINER, gail_container);
GAIL_WIDGET_SET_FACTORY (GTK_TYPE_BUTTON, gail_button);
GAIL_WIDGET_SET_FACTORY (GTK_TYPE_LINK_BUTTON, gail_link_button);
GAIL_WIDGET_SET_FACTORY (GTK_TYPE_MENU_ITEM, gail_menu_item);
GAIL_WIDGET_SET_FACTORY (GTK_TYPE_TOGGLE_BUTTON, gail_toggle_button);
GAIL_WIDGET_SET_FACTORY (GTK_TYPE_IMAGE, gail_image);

188
modules/other/gail/gaillinkbutton.c Normal file
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@ -0,0 +1,188 @@
/* GAIL - The GNOME Accessibility Implementation Library
* Copyright 2011 Red Hat, Inc.
*
* This library 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) any later version.
*
* This library 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 this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include "config.h"
#include <gtk/gtk.h>
#include "gaillinkbutton.h"
typedef struct _GailLinkButtonLink GailLinkButtonLink;
typedef struct _GailLinkButtonLinkClass GailLinkButtonLinkClass;
struct _GailLinkButtonLink
{
AtkHyperlink parent;
GailLinkButton *button;
};
struct _GailLinkButtonLinkClass
{
AtkHyperlinkClass parent_class;
};
G_DEFINE_TYPE (GailLinkButtonLink, gail_link_button_link, ATK_TYPE_HYPERLINK)
static gchar *
gail_link_button_link_get_uri (AtkHyperlink *link,
gint i)
{
GailLinkButtonLink *l = (GailLinkButtonLink *)link;
GtkWidget *widget;
const gchar *uri;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (l->button));
uri = gtk_link_button_get_uri (GTK_LINK_BUTTON (widget));
return g_strdup (uri);
}
static gint
gail_link_button_link_get_n_anchors (AtkHyperlink *link)
{
return 1;
}
static gboolean
gail_link_button_link_is_valid (AtkHyperlink *link)
{
return TRUE;
}
static AtkObject *
gail_link_button_link_get_object (AtkHyperlink *link,
gint i)
{
GailLinkButtonLink *l = (GailLinkButtonLink *)link;
return ATK_OBJECT (l->button);
}
static gint
gail_link_button_link_get_start_index (AtkHyperlink *link)
{
return 0;
}
static gint
gail_link_button_link_get_end_index (AtkHyperlink *link)
{
GailLinkButtonLink *l = (GailLinkButtonLink *)link;
return atk_text_get_character_count (ATK_TEXT (l->button));
}
static void
gail_link_button_link_init (GailLinkButtonLink *link)
{
}
static void
gail_link_button_link_class_init (GailLinkButtonLinkClass *class)
{
AtkHyperlinkClass *hyperlink_class = ATK_HYPERLINK_CLASS (class);
hyperlink_class->get_uri = gail_link_button_link_get_uri;
hyperlink_class->get_n_anchors = gail_link_button_link_get_n_anchors;
hyperlink_class->is_valid = gail_link_button_link_is_valid;
hyperlink_class->get_object = gail_link_button_link_get_object;
hyperlink_class->get_start_index = gail_link_button_link_get_start_index;
hyperlink_class->get_end_index = gail_link_button_link_get_end_index;
}
static gboolean
activate_link (GtkLinkButton *button, AtkHyperlink *link)
{
g_signal_emit_by_name (link, "link-activated");
return FALSE;
}
static AtkHyperlink *
gail_link_button_link_new (GailLinkButton *button)
{
GailLinkButtonLink *link;
link = g_object_new (gail_link_button_link_get_type (), NULL);
link->button = button;
g_signal_connect (gtk_accessible_get_widget (GTK_ACCESSIBLE (button)),
"activate-link", G_CALLBACK (activate_link), link);
return ATK_HYPERLINK (link);
}
static void atk_hypertext_interface_init (AtkHypertextIface *iface);
G_DEFINE_TYPE_WITH_CODE (GailLinkButton, gail_link_button, GAIL_TYPE_BUTTON,
G_IMPLEMENT_INTERFACE (ATK_TYPE_HYPERTEXT, atk_hypertext_interface_init))
static void
gail_link_button_init (GailLinkButton *button)
{
}
static void
gail_link_button_finalize (GObject *object)
{
GailLinkButton *button = GAIL_LINK_BUTTON (object);
if (button->link)
g_object_unref (button->link);
G_OBJECT_CLASS (gail_link_button_parent_class)->finalize (object);
}
static void
gail_link_button_class_init (GailLinkButtonClass *klass)
{
G_OBJECT_CLASS (klass)->finalize = gail_link_button_finalize;
}
static gint
gail_link_button_get_n_links (AtkHypertext *hypertext)
{
return 1;
}
static gint
gail_link_button_get_link_index (AtkHypertext *hypertext,
gint char_index)
{
return 0;
}
static AtkHyperlink *
gail_link_button_get_link (AtkHypertext *hypertext,
gint link_index)
{
GailLinkButton *button = GAIL_LINK_BUTTON (hypertext);
if (!button->link)
button->link = gail_link_button_link_new (button);
return button->link;
}
static void
atk_hypertext_interface_init (AtkHypertextIface *iface)
{
iface->get_link = gail_link_button_get_link;
iface->get_n_links = gail_link_button_get_n_links;
iface->get_link_index = gail_link_button_get_link_index;
}

53
modules/other/gail/gaillinkbutton.h Normal file
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@ -0,0 +1,53 @@
/* GAIL - The GNOME Accessibility Implementation Library
* Copyright 2011 Red Hat, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __GAIL_LINK_BUTTON_H__
#define __GAIL_LINK_BUTTON_H__
#include <gail/gailbutton.h>
G_BEGIN_DECLS
#define GAIL_TYPE_LINK_BUTTON (gail_link_button_get_type ())
#define GAIL_LINK_BUTTON(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GAIL_TYPE_LINK_BUTTON, GailLinkButton))
#define GAIL_LINK_BUTTON_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GAIL_TYPE_LINK_BUTTON, GailLinkButtonClass))
#define GAIL_IS_LINK_BUTTON(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GAIL_TYPE_LINK_BUTTON))
#define GAIL_IS_LINK_BUTTON_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GAIL_TYPE_LINK_BUTTON))
#define GAIL_LINK_BUTTON_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GAIL_TYPE_LINK_BUTTON, GailLinkButtonClass))
typedef struct _GailLinkButton GailLinkButton;
typedef struct _GailLinkButtonClass GailLinkButtonClass;
struct _GailLinkButton
{
GailButton parent;
AtkHyperlink *link;
};
GType gail_link_button_get_type (void);
struct _GailLinkButtonClass
{
GailButtonClass parent_class;
};
G_END_DECLS
#endif /* __GAIL_LINK_BUTTON_H__ */