void
HangulInstance::select_candidate (unsigned int index)
{
SCIM_DEBUG_IMENGINE(2) << "select_candidate.\n";
if ((int)index >= m_lookup_table.get_current_page_size ())
return;
WideString candidate = m_lookup_table.get_candidate_in_current_page(index);
WideString commit_str = candidate;
WideString preedit = get_preedit_string();
if (is_hanja_mode() || m_factory->m_commit_by_word) {
// prefix method
int len = m_surrounding_text.length();
if (len > 0)
delete_surrounding_text(-len, len);
if (candidate.length() <= m_surrounding_text.length()) {
len = m_surrounding_text.length() - candidate.length();
commit_str.append(m_surrounding_text, candidate.length(), len);
m_surrounding_text.erase(0, candidate.length());
} else if (candidate.length() <= m_surrounding_text.length() + preedit.length()) {
len = candidate.length() - m_surrounding_text.length();
if (len > (int)m_preedit.length()) {
m_preedit.clear();
hangul_ic_reset(m_hic);
} else {
m_preedit.erase(0, len);
}
m_surrounding_text.clear();
} else {
m_preedit.clear();
hangul_ic_reset(m_hic);
m_surrounding_text.clear();
}
} else {
// suffix method
if (candidate.length() > preedit.length()) {
int len = candidate.length() - preedit.length();
delete_surrounding_text(-len, len);
}
hangul_ic_reset(m_hic);
m_surrounding_text.clear();
}
commit_string(commit_str);
hangul_update_preedit_string ();
if (is_hanja_mode()) {
update_candidates();
} else {
delete_candidates();
}
}
bool
ThaiInstance::process_key_event (const KeyEvent& key)
{
if (key.is_key_release()
|| key.code == 0
|| __is_context_intact_key (key.code))
{
return false;
}
if (key.mask & (SCIM_KEY_AllMasks
& ~(SCIM_KEY_ShiftMask | SCIM_KEY_CapsLockMask)) ||
__is_context_lost_key (key.code))
{
_forget_previous_chars ();
return false;
}
KeyEvent thai_key = m_keymap.map_key (key);
ucs4_t thai_uni = thai_key.get_unicode_code ();
if (!th_wcistis (thai_uni))
return false;
thchar_t thai_tis = th_uni2tis (thai_uni);
thcell_t context_cell = _get_previous_cell ();
thinpconv_t conv;
if (th_validate (context_cell, thai_tis, &conv))
{
if (conv.offset < 0)
if (!delete_surrounding_text (conv.offset, -conv.offset))
return false;
_forget_previous_chars ();
_remember_previous_char (thai_tis);
WideString str;
for (int i = 0; conv.conv [i]; i++)
str.push_back (th_tis2uni (conv.conv [i]));
commit_string (str);
}
else
{
beep ();
}
return true;
}
bool
SocketInstance::do_transaction (Transaction &trans, bool &ret)
{
int cmd = -1;
bool cont = false;
ret = false;
SCIM_DEBUG_IMENGINE(2) << " Do transaction:\n";
if (trans.get_command (cmd) && cmd == SCIM_TRANS_CMD_REPLY) {
while (trans.get_command (cmd)) {
switch (cmd) {
case SCIM_TRANS_CMD_SHOW_PREEDIT_STRING:
{
SCIM_DEBUG_IMENGINE(3) << " show_preedit_string ()\n";
show_preedit_string ();
break;
}
case SCIM_TRANS_CMD_SHOW_AUX_STRING:
{
SCIM_DEBUG_IMENGINE(3) << " show_aux_string ()\n";
show_aux_string ();
break;
}
case SCIM_TRANS_CMD_SHOW_LOOKUP_TABLE:
{
SCIM_DEBUG_IMENGINE(3) << " show_lookup_table ()\n";
show_lookup_table ();
break;
}
case SCIM_TRANS_CMD_HIDE_PREEDIT_STRING:
{
SCIM_DEBUG_IMENGINE(3) << " hide_preedit_string ()\n";
hide_preedit_string ();
break;
}
case SCIM_TRANS_CMD_HIDE_AUX_STRING:
{
SCIM_DEBUG_IMENGINE(3) << " hide_aux_string ()\n";
hide_aux_string ();
break;
}
case SCIM_TRANS_CMD_HIDE_LOOKUP_TABLE:
{
SCIM_DEBUG_IMENGINE(3) << " hide_lookup_table ()\n";
hide_lookup_table ();
break;
}
case SCIM_TRANS_CMD_UPDATE_PREEDIT_CARET:
{
uint32 caret;
if (trans.get_data (caret)) {
SCIM_DEBUG_IMENGINE(3) << " update_preedit_caret (" << caret << ")\n";
update_preedit_caret (caret);
}
break;
}
case SCIM_TRANS_CMD_UPDATE_PREEDIT_STRING:
{
WideString str;
AttributeList attrs;
if (trans.get_data (str) && trans.get_data (attrs)) {
SCIM_DEBUG_IMENGINE(3) << " update_preedit_string ()\n";
update_preedit_string (str, attrs);
}
break;
}
case SCIM_TRANS_CMD_UPDATE_AUX_STRING:
{
WideString str;
AttributeList attrs;
if (trans.get_data (str) && trans.get_data (attrs)) {
SCIM_DEBUG_IMENGINE(3) << " update_aux_string ()\n";
update_aux_string (str, attrs);
}
break;
}
case SCIM_TRANS_CMD_UPDATE_LOOKUP_TABLE:
{
CommonLookupTable table;
if (trans.get_data (table)) {
SCIM_DEBUG_IMENGINE(3) << " update_lookup_table ()\n";
update_lookup_table (table);
}
break;
}
case SCIM_TRANS_CMD_COMMIT_STRING:
{
WideString str;
if (trans.get_data (str)) {
SCIM_DEBUG_IMENGINE(3) << " commit_string ()\n";
commit_string (str);
}
break;
}
case SCIM_TRANS_CMD_FORWARD_KEY_EVENT:
{
KeyEvent key;
if (trans.get_data (key)) {
SCIM_DEBUG_IMENGINE(3) << " forward_key_event ()\n";
forward_key_event (key);
}
break;
}
case SCIM_TRANS_CMD_REGISTER_PROPERTIES:
{
PropertyList proplist;
if (trans.get_data (proplist)) {
SCIM_DEBUG_IMENGINE(3) << " register_properties ()\n";
// Load icon files of these properties from remote SocketFrontEnd.
for (PropertyList::iterator it = proplist.begin (); it != proplist.end (); ++it)
it->set_icon (global->load_icon (it->get_icon ()));
register_properties (proplist);
}
break;
}
case SCIM_TRANS_CMD_UPDATE_PROPERTY:
{
Property prop;
if (trans.get_data (prop)) {
SCIM_DEBUG_IMENGINE(3) << " update_property ()\n";
// Load the icon file of this property from remote SocketFrontEnd.
prop.set_icon (global->load_icon (prop.get_icon ()));
update_property (prop);
}
break;
}
case SCIM_TRANS_CMD_BEEP:
{
SCIM_DEBUG_IMENGINE(3) << " beep ()\n";
beep ();
break;
}
case SCIM_TRANS_CMD_START_HELPER:
{
String helper_uuid;
if (trans.get_data (helper_uuid)) {
SCIM_DEBUG_IMENGINE(3) << " start_helper (" << helper_uuid << ")\n";
start_helper (helper_uuid);
}
break;
}
case SCIM_TRANS_CMD_STOP_HELPER:
{
String helper_uuid;
if (trans.get_data (helper_uuid)) {
SCIM_DEBUG_IMENGINE(3) << " stop_helper (" << helper_uuid << ")\n";
stop_helper (helper_uuid);
}
break;
}
case SCIM_TRANS_CMD_SEND_HELPER_EVENT:
{
String helper_uuid;
Transaction temp_trans;
if (trans.get_data (helper_uuid) && trans.get_data (temp_trans)) {
SCIM_DEBUG_IMENGINE(3) << " send_helper_event (" << helper_uuid << ")\n";
send_helper_event (helper_uuid, temp_trans);
}
break;
}
case SCIM_TRANS_CMD_OK:
{
SCIM_DEBUG_IMENGINE(3) << " ret = true\n";
ret = true;
break;
}
case SCIM_TRANS_CMD_GET_SURROUNDING_TEXT:
{
WideString text;
int cursor;
uint32 maxlen_before;
uint32 maxlen_after;
Transaction temp_trans;
if (trans.get_data (maxlen_before) && trans.get_data (maxlen_after)) {
global->init_transaction (temp_trans);
if (get_surrounding_text (text, cursor, (int) maxlen_before, (int) maxlen_after)) {
temp_trans.put_command (SCIM_TRANS_CMD_GET_SURROUNDING_TEXT);
temp_trans.put_data (text);
temp_trans.put_data ((uint32) cursor);
} else {
temp_trans.put_command (SCIM_TRANS_CMD_FAIL);
}
global->send_transaction (temp_trans);
}
cont = true;
break;
}
case SCIM_TRANS_CMD_DELETE_SURROUNDING_TEXT:
{
uint32 offset;
uint32 len;
Transaction temp_trans;
if (trans.get_data (offset) && trans.get_data (len)) {
global->init_transaction (temp_trans);
if (delete_surrounding_text ((int) offset, (int) len)) {
temp_trans.put_command (SCIM_TRANS_CMD_DELETE_SURROUNDING_TEXT);
temp_trans.put_command (SCIM_TRANS_CMD_OK);
} else {
temp_trans.put_command (SCIM_TRANS_CMD_FAIL);
}
global->send_transaction (temp_trans);
}
cont = true;
break;
}
default:
SCIM_DEBUG_IMENGINE(3) << " Strange cmd: " << cmd << "\n";;
}
}
} else {
SCIM_DEBUG_IMENGINE(3) << " Failed to get cmd: " << cmd << "\n";
}
SCIM_DEBUG_IMENGINE(2) << " End of Do transaction\n";
return cont;
}
bool
FilterInstanceBase::filter_delete_surrounding_text (int offset, int len)
{
return delete_surrounding_text (offset, len);
}
