#include <stdlib.h>
#include <gmodule.h>
#include <clutter/clutter.h>
static void
on_entry_activate (ClutterText *text,
gpointer data)
{
g_print ("Text activated: %s (cursor: %d, selection at: %d)\n",
clutter_text_get_text (text),
clutter_text_get_cursor_position (text),
clutter_text_get_selection_bound (text));
}
#define is_hex_digit(c) (((c) >= '0' && (c) <= '9') || \
((c) >= 'a' && (c) <= 'f') || \
((c) >= 'A' && (c) <= 'F'))
#define to_hex_digit(c) (((c) <= '9') ? (c) - '0' : ((c) & 7) + 9)
static gboolean
on_captured_event (ClutterText *text,
ClutterEvent *event,
gpointer dummy G_GNUC_UNUSED)
{
gboolean is_unicode_mode = FALSE;
gunichar c;
guint keyval;
if (event->type != CLUTTER_KEY_PRESS)
return FALSE;
is_unicode_mode = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (text),
"unicode-mode"));
c = clutter_event_get_key_unicode (event);
keyval = clutter_event_get_key_symbol (event);
if (keyval == CLUTTER_KEY_U)
{
if (is_unicode_mode)
{
GString *str = g_object_get_data (G_OBJECT (text), "unicode-str");
clutter_text_set_preedit_string (text, NULL, NULL, 0);
g_object_set_data (G_OBJECT (text), "unicode-mode",
GINT_TO_POINTER (FALSE));
g_object_set_data (G_OBJECT (text), "unicode-str",
NULL);
g_string_free (str, TRUE);
return FALSE;
}
if (clutter_event_has_control_modifier (event))
{
PangoAttrList *attrs;
PangoAttribute *a;
GString *str = g_string_sized_new (5);
g_string_append (str, "u");
g_object_set_data (G_OBJECT (text),
"unicode-mode",
GINT_TO_POINTER (TRUE));
g_object_set_data (G_OBJECT (text),
"unicode-str",
str);
attrs = pango_attr_list_new ();
a = pango_attr_underline_new (PANGO_UNDERLINE_SINGLE);
a->start_index = 0;
a->end_index = str->len;
pango_attr_list_insert (attrs, a);
clutter_text_set_preedit_string (text, str->str, attrs, str->len);
pango_attr_list_unref (attrs);
return TRUE;
}
return FALSE;
}
else if (is_unicode_mode && is_hex_digit (c))
{
GString *str = g_object_get_data (G_OBJECT (text), "unicode-str");
PangoAttrList *attrs;
PangoAttribute *a;
gchar buf[8];
gsize len;
len = g_unichar_to_utf8 (c, buf);
buf[len] = '\0';
g_string_append (str, buf);
g_print ("added '%s' to '%s' (len:%d)\n",
buf,
str->str,
(int) str->len);
attrs = pango_attr_list_new ();
a = pango_attr_underline_new (PANGO_UNDERLINE_SINGLE);
a->start_index = 0;
a->end_index = str->len;
pango_attr_list_insert (attrs, a);
clutter_text_set_preedit_string (text, str->str, attrs, str->len);
pango_attr_list_unref (attrs);
return TRUE;
}
else if (is_unicode_mode && (keyval == CLUTTER_KEY_BackSpace))
{
GString *str = g_object_get_data (G_OBJECT (text), "unicode-str");
PangoAttrList *attrs;
PangoAttribute *a;
g_string_truncate (str, str->len - 1);
attrs = pango_attr_list_new ();
a = pango_attr_underline_new (PANGO_UNDERLINE_SINGLE);
a->start_index = 0;
a->end_index = str->len;
pango_attr_list_insert (attrs, a);
clutter_text_set_preedit_string (text, str->str, attrs, str->len);
pango_attr_list_unref (attrs);
return TRUE;
}
else if (is_unicode_mode &&
(keyval == CLUTTER_KEY_Return ||
keyval == CLUTTER_KEY_KP_Enter ||
keyval == CLUTTER_KEY_ISO_Enter ||
keyval == CLUTTER_KEY_KP_Space))
{
GString *str = g_object_get_data (G_OBJECT (text), "unicode-str");
const gchar *contents = clutter_text_get_text (text);
gunichar uchar = 0;
gchar ch;
gint i;
clutter_text_set_preedit_string (text, NULL, NULL, 0);
g_object_set_data (G_OBJECT (text), "unicode-mode",
GINT_TO_POINTER (FALSE));
g_object_set_data (G_OBJECT (text), "unicode-str",
NULL);
for (i = 0; i < str->len; i++)
{
ch = str->str[i];
if (is_hex_digit (ch))
uchar += ((gunichar) to_hex_digit (ch) << ((4 - i) * 4));
}
g_assert (g_unichar_validate (uchar));
g_string_overwrite (str, 0, contents);
g_string_insert_unichar (str,
clutter_text_get_cursor_position (text),
uchar);
i = clutter_text_get_cursor_position (text);
clutter_text_set_text (text, str->str);
if (i >= 0)
i += 1;
else
i = -1;
clutter_text_set_cursor_position (text, i);
clutter_text_set_selection_bound (text, i);
g_string_free (str, TRUE);
return TRUE;
}
else
return FALSE;
}
static ClutterActor *
create_label (const ClutterColor *color,
const gchar *text)
{
ClutterActor *retval = clutter_text_new ();
clutter_text_set_color (CLUTTER_TEXT (retval), color);
clutter_text_set_markup (CLUTTER_TEXT (retval), text);
clutter_text_set_editable (CLUTTER_TEXT (retval), FALSE);
clutter_text_set_selectable (CLUTTER_TEXT (retval), FALSE);
clutter_text_set_single_line_mode (CLUTTER_TEXT (retval), TRUE);
clutter_text_set_ellipsize (CLUTTER_TEXT (retval), PANGO_ELLIPSIZE_END);
return retval;
}
static ClutterActor *
create_entry (const ClutterColor *color,
const gchar *text,
PangoAttrList *attrs,
gunichar password_char,
gint max_length)
{
ClutterActor *retval = clutter_text_new_full (NULL, text, color);
ClutterColor selection = { 0, };
ClutterColor selected_text = { 0x00, 0x00, 0xff, 0xff };
clutter_actor_set_reactive (retval, TRUE);
clutter_color_darken (color, &selection);
clutter_text_set_editable (CLUTTER_TEXT (retval), TRUE);
clutter_text_set_selectable (CLUTTER_TEXT (retval), TRUE);
clutter_text_set_activatable (CLUTTER_TEXT (retval), TRUE);
clutter_text_set_single_line_mode (CLUTTER_TEXT (retval), TRUE);
clutter_text_set_password_char (CLUTTER_TEXT (retval), password_char);
clutter_text_set_cursor_color (CLUTTER_TEXT (retval), &selection);
clutter_text_set_max_length (CLUTTER_TEXT (retval), max_length);
clutter_text_set_selected_text_color (CLUTTER_TEXT (retval), &selected_text);
clutter_actor_set_background_color (retval, CLUTTER_COLOR_LightGray);
if (attrs)
clutter_text_set_attributes (CLUTTER_TEXT (retval), attrs);
g_signal_connect (retval, "activate",
G_CALLBACK (on_entry_activate),
NULL);
g_signal_connect (retval, "captured-event",
G_CALLBACK (on_captured_event),
NULL);
return retval;
}
G_MODULE_EXPORT gint
test_text_field_main (gint argc,
gchar **argv)
{
ClutterActor *stage;
ClutterActor *box, *label, *entry;
ClutterLayoutManager *table;
PangoAttrList *entry_attrs;
if (clutter_init (&argc, &argv) != CLUTTER_INIT_SUCCESS)
return EXIT_FAILURE;
stage = clutter_stage_new ();
clutter_stage_set_title (CLUTTER_STAGE (stage), "Text Fields");
clutter_actor_set_background_color (stage, CLUTTER_COLOR_Black);
g_signal_connect (stage, "destroy", G_CALLBACK (clutter_main_quit), NULL);
table = clutter_table_layout_new ();
clutter_table_layout_set_column_spacing (CLUTTER_TABLE_LAYOUT (table), 6);
clutter_table_layout_set_row_spacing (CLUTTER_TABLE_LAYOUT (table), 6);
box = clutter_actor_new ();
clutter_actor_set_layout_manager (box, table);
clutter_actor_add_constraint (box, clutter_bind_constraint_new (stage, CLUTTER_BIND_WIDTH, -24.0));
clutter_actor_add_constraint (box, clutter_bind_constraint_new (stage, CLUTTER_BIND_HEIGHT, -24.0));
clutter_actor_set_position (box, 12, 12);
clutter_actor_add_child (stage, box);
label = create_label (CLUTTER_COLOR_White, "<b>Input field:</b>");
g_object_set (label, "min-width", 150.0, NULL);
clutter_actor_add_child (box, label);
clutter_layout_manager_child_set (table, CLUTTER_CONTAINER (box), label,
"row", 0,
"column", 0,
"x-expand", FALSE,
"y-expand", FALSE,
NULL);
entry_attrs = pango_attr_list_new ();
pango_attr_list_insert (entry_attrs, pango_attr_underline_new (PANGO_UNDERLINE_ERROR));
pango_attr_list_insert (entry_attrs, pango_attr_underline_color_new (65535, 0, 0));
entry = create_entry (CLUTTER_COLOR_Black, "somme misspeeled textt", entry_attrs, 0, 0);
clutter_actor_add_child (box, entry);
clutter_layout_manager_child_set (table, CLUTTER_CONTAINER (box), entry,
"row", 0,
"column", 1,
"x-expand", TRUE,
"x-fill", TRUE,
"y-expand", FALSE,
NULL);
clutter_actor_grab_key_focus (entry);
label = create_label (CLUTTER_COLOR_White, "<b>A very long password field:</b>");
clutter_actor_add_child (box, label);
clutter_layout_manager_child_set (table, CLUTTER_CONTAINER (box), label,
"row", 1,
"column", 0,
"x-expand", FALSE,
"y-expand", FALSE,
NULL);
entry = create_entry (CLUTTER_COLOR_Black, "password", NULL, '*', 8);
clutter_actor_add_child (box, entry);
clutter_layout_manager_child_set (table, CLUTTER_CONTAINER (box), entry,
"row", 1,
"column", 1,
"x-expand", TRUE,
"x-fill", TRUE,
"y-expand", FALSE,
NULL);
clutter_actor_show (stage);
clutter_main ();
return EXIT_SUCCESS;
}
G_MODULE_EXPORT const char *
test_text_field_describe (void)
{
return
"Text actor single-line and password mode support\n"
"\n"
"This test checks the :single-line-mode and :password-char properties of\n"
"the ClutterText actor, plus the password hint feature and the :max-length\n"
"property.";
}