/**
* ibus_chewing_engine_reset:
* @self: IBusChewingEngine instance.
*
* Reset the outgoing and pre_edit buffer and cursor
* chewing_reset will NOT called here, as it will chnage the KBType and input mode.
*/
void ibus_chewing_engine_reset(IBusChewingEngine * self)
{
IBUS_CHEWING_LOG(MSG, "* reset");
/* Always clean buffer */
ibus_chewing_pre_edit_clear(self->icPreEdit);
#ifndef UNIT_TEST
IBusEngine *engine = IBUS_ENGINE(self);
ibus_engine_hide_auxiliary_text(engine);
ibus_engine_hide_lookup_table(engine);
ibus_engine_update_preedit_text(engine,
SELF_GET_CLASS(self)->emptyText, 0,
FALSE);
#endif
}
static void
ibus_hangul_engine_focus_out (IBusEngine *engine)
{
IBusHangulEngine *hangul = (IBusHangulEngine *) engine;
if (hangul->hanja_list == NULL) {
// ibus-hangul uses
// ibus_engine_update_preedit_text_with_mode() function which makes
// the preedit string committed automatically when the focus is out.
// So we don't need to commit the preedit here.
hangul_ic_reset (hangul->context);
} else {
ibus_engine_hide_lookup_table (engine);
ibus_engine_hide_auxiliary_text (engine);
}
parent_class->focus_out ((IBusEngine *) hangul);
}
static void
ibus_hangul_engine_hide_lookup_table (IBusHangulEngine *hangul)
{
gboolean is_visible;
is_visible = lookup_table_is_visible (hangul->table);
// Sending hide lookup table message when the lookup table
// is not visible results wrong behavior. So I have to check
// whether the table is visible or not before to hide.
if (is_visible) {
ibus_engine_hide_lookup_table ((IBusEngine *)hangul);
ibus_engine_hide_auxiliary_text ((IBusEngine *)hangul);
lookup_table_set_visible (hangul->table, FALSE);
}
if (hangul->hanja_list != NULL) {
hanja_list_delete (hangul->hanja_list);
hangul->hanja_list = NULL;
}
}
void update_lookup_table(IBusChewingEngine * self)
{
IBUS_CHEWING_LOG(DEBUG, "update_lookup_table() CurrentPage=%d",
chewing_cand_CurrentPage(self->icPreEdit->context));
gboolean isShow =
ibus_chewing_pre_edit_has_flag(self->icPreEdit, FLAG_TABLE_SHOW);
if (isShow) {
#ifndef UNIT_TEST
ibus_engine_update_lookup_table(IBUS_ENGINE(self),
self->icPreEdit->iTable, isShow);
ibus_engine_show_lookup_table(IBUS_ENGINE(self));
#endif
} else {
#ifndef UNIT_TEST
ibus_engine_update_lookup_table(IBUS_ENGINE(self),
self->icPreEdit->iTable, isShow);
ibus_engine_hide_lookup_table(IBUS_ENGINE(self));
#endif
}
}
static void
ibus_m17n_engine_callback (MInputContext *context,
MSymbol command)
{
IBusM17NEngine *m17n = NULL;
m17n = context->arg;
g_return_if_fail (m17n != NULL);
/* the callback may be called in minput_create_ic, in the time
* m17n->context has not be assigned, so need assign it. */
if (m17n->context == NULL) {
m17n->context = context;
}
if (command == Minput_preedit_start) {
ibus_engine_hide_preedit_text ((IBusEngine *)m17n);
}
else if (command == Minput_preedit_draw) {
ibus_m17n_engine_update_preedit (m17n);
}
else if (command == Minput_preedit_done) {
ibus_engine_hide_preedit_text ((IBusEngine *)m17n);
}
else if (command == Minput_status_start) {
ibus_engine_hide_preedit_text ((IBusEngine *)m17n);
}
else if (command == Minput_status_draw) {
gchar *status;
status = ibus_m17n_mtext_to_utf8 (m17n->context->status);
if (status && strlen (status)) {
IBusText *text;
text = ibus_text_new_from_string (status);
ibus_property_set_label (m17n->status_prop, text);
ibus_property_set_visible (m17n->status_prop, TRUE);
}
else {
ibus_property_set_label (m17n->status_prop, NULL);
ibus_property_set_visible (m17n->status_prop, FALSE);
}
ibus_engine_update_property ((IBusEngine *)m17n, m17n->status_prop);
g_free (status);
}
else if (command == Minput_status_done) {
}
else if (command == Minput_candidates_start) {
ibus_engine_hide_lookup_table ((IBusEngine *) m17n);
ibus_engine_hide_auxiliary_text ((IBusEngine *) m17n);
}
else if (command == Minput_candidates_draw) {
ibus_m17n_engine_update_lookup_table (m17n);
}
else if (command == Minput_candidates_done) {
ibus_engine_hide_lookup_table ((IBusEngine *) m17n);
ibus_engine_hide_auxiliary_text ((IBusEngine *) m17n);
}
else if (command == Minput_set_spot) {
}
else if (command == Minput_toggle) {
}
else if (command == Minput_reset) {
}
/* ibus_engine_get_surrounding_text is only available in the current
git master (1.3.99+) */
#ifdef HAVE_IBUS_ENGINE_GET_SURROUNDING_TEXT
else if (command == Minput_get_surrounding_text &&
(((IBusEngine *) m17n)->client_capabilities &
IBUS_CAP_SURROUNDING_TEXT) != 0) {
IBusText *text;
guint cursor_pos, nchars, nbytes;
MText *mt, *surround;
int len, pos;
ibus_engine_get_surrounding_text ((IBusEngine *) m17n,
&text,
&cursor_pos);
nchars = ibus_text_get_length (text);
nbytes = g_utf8_offset_to_pointer (text->text, nchars) - text->text;
mt = mconv_decode_buffer (Mcoding_utf_8, text->text, nbytes);
g_object_unref (text);
len = (long) mplist_value (m17n->context->plist);
if (len < 0) {
pos = cursor_pos + len;
if (pos < 0)
pos = 0;
surround = mtext_duplicate (mt, pos, cursor_pos);
}
else if (len > 0) {
pos = cursor_pos + len;
if (pos > nchars)
pos = nchars;
surround = mtext_duplicate (mt, cursor_pos, pos);
}
else {
surround = mtext ();
}
m17n_object_unref (mt);
mplist_set (m17n->context->plist, Mtext, surround);
m17n_object_unref (surround);
}
#endif /* !HAVE_IBUS_ENGINE_GET_SURROUNDING_TEXT */
else if (command == Minput_delete_surrounding_text &&
(((IBusEngine *) m17n)->client_capabilities &
IBUS_CAP_SURROUNDING_TEXT) != 0) {
int len;
len = (long) mplist_value (m17n->context->plist);
if (len < 0)
ibus_engine_delete_surrounding_text ((IBusEngine *) m17n,
len, -len);
else if (len > 0)
ibus_engine_delete_surrounding_text ((IBusEngine *) m17n,
0, len);
}
}
static void
ibus_m17n_engine_update_lookup_table (IBusM17NEngine *m17n)
{
ibus_lookup_table_clear (m17n->table);
if (m17n->context->candidate_list && m17n->context->candidate_show) {
IBusText *text;
MPlist *group;
group = m17n->context->candidate_list;
gint i = 0;
gint page = 1;
IBusM17NEngineClass *klass = (IBusM17NEngineClass *) G_OBJECT_GET_CLASS (m17n);
while (1) {
gint len;
if (mplist_key (group) == Mtext)
len = mtext_len ((MText *) mplist_value (group));
else
len = mplist_length ((MPlist *) mplist_value (group));
if (i + len > m17n->context->candidate_index)
break;
i += len;
group = mplist_next (group);
page ++;
}
if (mplist_key (group) == Mtext) {
MText *mt;
gunichar *buf;
glong nchars, i;
mt = (MText *) mplist_value (group);
ibus_lookup_table_set_page_size (m17n->table, mtext_len (mt));
buf = ibus_m17n_mtext_to_ucs4 (mt, &nchars);
for (i = 0; i < nchars; i++) {
ibus_lookup_table_append_candidate (m17n->table, ibus_text_new_from_unichar (buf[i]));
}
g_free (buf);
}
else {
MPlist *p;
p = (MPlist *) mplist_value (group);
ibus_lookup_table_set_page_size (m17n->table, mplist_length (p));
for (; mplist_key (p) != Mnil; p = mplist_next (p)) {
MText *mtext;
gchar *buf;
mtext = (MText *) mplist_value (p);
buf = ibus_m17n_mtext_to_utf8 (mtext);
if (buf) {
ibus_lookup_table_append_candidate (m17n->table, ibus_text_new_from_string (buf));
g_free (buf);
}
}
}
ibus_lookup_table_set_cursor_pos (m17n->table, m17n->context->candidate_index - i);
ibus_lookup_table_set_orientation (m17n->table, klass->lookup_table_orientation);
text = ibus_text_new_from_printf ("( %d / %d )", page, mplist_length (m17n->context->candidate_list));
ibus_engine_update_lookup_table ((IBusEngine *)m17n, m17n->table, TRUE);
ibus_engine_update_auxiliary_text ((IBusEngine *)m17n, text, TRUE);
}
else {
ibus_engine_hide_lookup_table ((IBusEngine *)m17n);
ibus_engine_hide_auxiliary_text ((IBusEngine *)m17n);
}
}