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mutter/tests/accessibility/cally-atktext-example.c

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/* CALLY - The Clutter Accessibility Implementation Library
*
* Copyright (C) 2009 Igalia, S.L.
*
* Author: Alejandro Piñeiro Iglesias <apinheiro@igalia.com>
*
* 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 <atk/atk.h>
#include <clutter/clutter.h>
#include "cally-examples-util.h"
#define WIDTH 800
#define HEIGHT 600
static ClutterActor *text_actor = NULL;
static ClutterActor *text_editable_actor = NULL;
/*
* Test AtkText interface
*/
static void
test_atk_text (ClutterActor *actor)
{
gchar *text = NULL;
AtkObject *object = NULL;
AtkText *cally_text = NULL;
gboolean bool = FALSE;
gunichar unichar;
gint count = -1;
gint start = -1;
gint end = -1;
gint pos = -1;
AtkAttributeSet *at_set = NULL;
GSList *attrs;
gchar *buf;
gint x, y, width, height;
object = atk_gobject_accessible_for_object (G_OBJECT (actor));
cally_text = ATK_TEXT (object);
if (!cally_text)
return;
text = atk_text_get_text (cally_text, 0, -1);
g_print ("atk_text_get_text output: %s\n", text);
unichar = atk_text_get_character_at_offset (cally_text, 5);
buf = g_ucs4_to_utf8 (&unichar, 1, NULL, NULL, NULL);
g_print ("atk_text_get_character_at_offset(5): '%s' vs '%c'\n", buf, text[5]);
g_free (text); text = NULL;
g_free (buf); buf = NULL;
text = atk_text_get_text_before_offset (cally_text,
5, ATK_TEXT_BOUNDARY_WORD_END,
&start, &end);
g_print ("atk_text_get_text_before_offset: %s, %i, %i\n",
text, start, end);
g_free (text); text = NULL;
text = atk_text_get_text_at_offset (cally_text,
5, ATK_TEXT_BOUNDARY_WORD_END,
&start, &end);
g_print ("atk_text_get_text_at_offset: %s, %i, %i\n",
text, start, end);
g_free (text); text = NULL;
text = atk_text_get_text_after_offset (cally_text,
5, ATK_TEXT_BOUNDARY_WORD_END,
&start, &end);
g_print ("atk_text_get_text_after_offset: %s, %i, %i\n",
text, start, end);
g_free (text); text = NULL;
pos = atk_text_get_caret_offset (cally_text);
g_print ("atk_text_get_caret_offset: %i\n", pos);
atk_text_set_caret_offset (cally_text, 5);
count = atk_text_get_character_count (cally_text);
g_print ("atk_text_get_character_count: %i\n", count);
count = atk_text_get_n_selections (cally_text);
g_print ("atk_text_get_n_selections: %i\n", count);
text = atk_text_get_selection (cally_text, 0, &start, &end);
g_print ("atk_text_get_selection: %s, %i, %i\n", text, start, end);
g_free(text); text = NULL;
bool = atk_text_remove_selection (cally_text, 0);
g_print ("atk_text_remove_selection (0): %i\n", bool);
bool = atk_text_remove_selection (cally_text, 1);
g_print ("atk_text_remove_selection (1): %i\n", bool);
bool = atk_text_add_selection (cally_text, 5, 10);
g_print ("atk_text_add_selection: %i\n", bool);
bool = atk_text_set_selection (cally_text, 0, 6, 10);
g_print ("atk_text_set_selection: %i\n", bool);
at_set = atk_text_get_run_attributes (cally_text, 0,
&start, &end);
g_print ("atk_text_get_run_attributes: %i, %i\n", start, end);
attrs = (GSList*) at_set;
while (attrs)
{
AtkAttribute *at = (AtkAttribute *) attrs->data;
g_print ("text run %s = %s\n", at->name, at->value);
attrs = g_slist_next (attrs);
}
atk_text_get_character_extents (cally_text, 0, &x, &y, &width, &height,
ATK_XY_WINDOW);
g_print ("atk_text_get_character_extents (0, window): x=%i y=%i width=%i height=%i\n",
x, y, width, height);
atk_text_get_character_extents (cally_text, 0, &x, &y, &width, &height,
ATK_XY_SCREEN);
g_print ("atk_text_get_character_extents (0, screen): x=%i y=%i width=%i height=%i\n",
x, y, width, height);
pos = atk_text_get_offset_at_point (cally_text, 200, 10, ATK_XY_WINDOW);
g_print ("atk_text_get_offset_at_point (200, 10, window): %i\n", pos);
pos = atk_text_get_offset_at_point (cally_text, 200, 100, ATK_XY_SCREEN);
g_print ("atk_text_get_offset_at_point (200, 100, screen): %i\n", pos);
}
static void
dump_actor_default_atk_attributes (ClutterActor *actor)
{
AtkObject *object = NULL;
AtkText *cally_text = NULL;
AtkAttributeSet *at_set = NULL;
GSList *attrs;
const gchar *text_value = NULL;
object = atk_gobject_accessible_for_object (G_OBJECT (actor));
cally_text = ATK_TEXT (object);
if (!cally_text)
return;
text_value = clutter_text_get_text (CLUTTER_TEXT (actor));
g_print ("text value = %s\n", text_value);
at_set = atk_text_get_default_attributes (cally_text);
attrs = (GSList*) at_set;
while (attrs) {
AtkAttribute *at = (AtkAttribute *) attrs->data;
g_print ("text default %s = %s\n", at->name, at->value);
attrs = g_slist_next (attrs);
}
}
static gboolean
button_press_cb (ClutterActor *actor,
ClutterButtonEvent *event,
gpointer data)
{
test_atk_text (text_actor);
test_atk_text (text_editable_actor);
return TRUE;
}
static void
make_ui (ClutterActor *stage)
{
ClutterColor color_stage = { 0x00, 0x00, 0x00, 0xff };
ClutterColor color_text = { 0xff, 0x00, 0x00, 0xff };
ClutterColor color_sel = { 0x00, 0xff, 0x00, 0x55 };
ClutterColor color_rect = { 0x00, 0xff, 0xff, 0xff };
ClutterColor color_label = { 0x00, 0x00, 0x00, 0xff };
ClutterActor *button = NULL;
ClutterActor *rectangle = NULL;
ClutterActor *label = NULL;
clutter_stage_set_color (CLUTTER_STAGE (stage), &color_stage);
clutter_actor_set_size (stage, WIDTH, HEIGHT);
/* text */
text_actor = clutter_text_new_full ("Sans Bold 32px",
"",
&color_text);
clutter_text_set_markup (CLUTTER_TEXT(text_actor),
"<span fgcolor=\"#FFFF00\" bgcolor=\"#00FF00\"><s>Lorem ipsum dolor sit amet</s></span>");
clutter_container_add_actor (CLUTTER_CONTAINER (stage), text_actor);
dump_actor_default_atk_attributes (text_actor);
/* text_editable */
text_editable_actor = clutter_text_new_full ("Sans Bold 32px",
"consectetur adipisicing elit",
&color_text);
clutter_actor_set_position (text_editable_actor, 20, 100);
clutter_text_set_editable (CLUTTER_TEXT (text_editable_actor), TRUE);
clutter_text_set_selectable (CLUTTER_TEXT (text_editable_actor), TRUE);
clutter_text_set_selection_color (CLUTTER_TEXT (text_editable_actor),
&color_sel);
clutter_text_set_line_wrap (CLUTTER_TEXT (text_editable_actor), TRUE);
clutter_actor_grab_key_focus (text_editable_actor);
clutter_actor_set_reactive (text_editable_actor, TRUE);
dump_actor_default_atk_attributes (text_editable_actor);
clutter_container_add_actor (CLUTTER_CONTAINER (stage), text_editable_actor);
/* test button */
button = clutter_group_new ();
rectangle = clutter_rectangle_new_with_color (&color_rect);
clutter_actor_set_size (rectangle, 75, 35);
label = clutter_text_new_full ("Sans Bold 32px",
"Test", &color_label);
clutter_actor_set_position (button, 100, 200);
clutter_container_add_actor (CLUTTER_CONTAINER (button), rectangle);
clutter_container_add_actor (CLUTTER_CONTAINER (button), label);
clutter_actor_set_reactive (button, TRUE);
g_signal_connect_after (button, "button-press-event",
G_CALLBACK (button_press_cb), NULL);
clutter_container_add_actor (CLUTTER_CONTAINER (stage), button);
}
int
main (int argc, char *argv[])
{
ClutterActor *stage = NULL;
g_set_application_name ("AtkText");
if (clutter_init (&argc, &argv) != CLUTTER_INIT_SUCCESS)
return 1;
cally_util_a11y_init (&argc, &argv);
stage = clutter_stage_get_default ();
make_ui (stage);
clutter_actor_show_all (stage);
test_atk_text (text_actor);
test_atk_text (text_editable_actor);
clutter_main ();
return 0;
}
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