static void
preedit_done_callback(XIC xic EINA_UNUSED,
XPointer client_data,
XPointer call_data EINA_UNUSED)
{
EINA_LOG_DBG("in");
Ecore_IMF_Context *ctx = (Ecore_IMF_Context *)client_data;
Ecore_IMF_Context_Data *imf_context_data;
imf_context_data = ecore_imf_context_data_get(ctx);
EINA_SAFETY_ON_NULL_RETURN(imf_context_data);
if (imf_context_data->preedit_length)
{
imf_context_data->preedit_length = 0;
free(imf_context_data->preedit_chars);
imf_context_data->preedit_chars = NULL;
ecore_imf_context_preedit_changed_event_add(ctx);
ecore_imf_context_event_callback_call(ctx, ECORE_IMF_CALLBACK_PREEDIT_CHANGED, NULL);
}
if (imf_context_data->finalizing == EINA_FALSE)
{
ecore_imf_context_preedit_end_event_add(ctx);
ecore_imf_context_event_callback_call(ctx, ECORE_IMF_CALLBACK_PREEDIT_END, NULL);
}
}
static int
preedit_start_callback(XIC xic EINA_UNUSED,
XPointer client_data,
XPointer call_data EINA_UNUSED)
{
EINA_LOG_DBG("in");
Ecore_IMF_Context *ctx = (Ecore_IMF_Context *)client_data;
Ecore_IMF_Context_Data *imf_context_data;
imf_context_data = ecore_imf_context_data_get(ctx);
if (!imf_context_data) return -1;
if (imf_context_data->finalizing == EINA_FALSE)
{
ecore_imf_context_preedit_start_event_add(ctx);
ecore_imf_context_event_callback_call(ctx, ECORE_IMF_CALLBACK_PREEDIT_START, NULL);
}
return -1;
}
static int
_ecore_imf_xim_preedit_start_call(XIC xic EINA_UNUSED,
XPointer client_data,
XPointer call_data EINA_UNUSED)
{
Ecore_IMF_Context *ctx = (Ecore_IMF_Context *)client_data;
Ecore_IMF_Context_Data *imf_context_data = ecore_imf_context_data_get(ctx);
DBG("ctx=%p, imf_context_data=%p", ctx, imf_context_data);
EINA_SAFETY_ON_NULL_RETURN_VAL(imf_context_data, -1);
if (imf_context_data->finalizing == EINA_FALSE)
{
ecore_imf_context_preedit_start_event_add(ctx);
ecore_imf_context_event_callback_call(ctx, ECORE_IMF_CALLBACK_PREEDIT_START, NULL);
}
return -1;
}
static Eina_Bool
_ecore_imf_context_xim_filter_event(Ecore_IMF_Context *ctx,
Ecore_IMF_Event_Type type,
Ecore_IMF_Event *event)
{
EINA_LOG_DBG("%s in", __FUNCTION__);
#ifdef ENABLE_XIM
Ecore_IMF_Context_Data *imf_context_data;
XIC ic;
Ecore_X_Display *dsp;
Ecore_X_Window win;
int val;
char compose_buffer[256];
KeySym sym;
char *compose = NULL;
char *tmp = NULL;
Eina_Bool result = EINA_FALSE;
imf_context_data = ecore_imf_context_data_get(ctx);
if (!imf_context_data) return EINA_FALSE;
ic = imf_context_data->ic;
if (!ic)
ic = get_ic(ctx);
if (type == ECORE_IMF_EVENT_KEY_DOWN)
{
XKeyPressedEvent xev;
Ecore_IMF_Event_Key_Down *ev = (Ecore_IMF_Event_Key_Down *)event;
EINA_LOG_DBG("ECORE_IMF_EVENT_KEY_DOWN");
dsp = ecore_x_display_get();
win = imf_context_data->win;
xev.type = KeyPress;
xev.serial = 0; /* hope it doesn't matter */
xev.send_event = 0;
xev.display = dsp;
xev.window = win;
xev.root = ecore_x_window_root_get(win);
xev.subwindow = win;
xev.time = ev->timestamp;
xev.x = xev.x_root = 0;
xev.y = xev.y_root = 0;
xev.state = 0;
xev.state |= _ecore_x_event_reverse_modifiers(ev->modifiers);
xev.state |= _ecore_x_event_reverse_locks(ev->locks);
xev.keycode = _keycode_get(dsp, ev->keyname);
xev.same_screen = True;
if (ic)
{
Status mbstatus;
#ifdef X_HAVE_UTF8_STRING
val = Xutf8LookupString(ic,
&xev,
compose_buffer,
sizeof(compose_buffer) - 1,
&sym,
&mbstatus);
#else /* ifdef X_HAVE_UTF8_STRING */
val = XmbLookupString(ic,
&xev,
compose_buffer,
sizeof(compose_buffer) - 1,
&sym,
&mbstatus);
#endif /* ifdef X_HAVE_UTF8_STRING */
if (mbstatus == XBufferOverflow)
{
tmp = malloc(sizeof (char) * (val + 1));
if (!tmp)
return EINA_FALSE;
compose = tmp;
#ifdef X_HAVE_UTF8_STRING
val = Xutf8LookupString(ic,
&xev,
tmp,
val,
&sym,
&mbstatus);
#else /* ifdef X_HAVE_UTF8_STRING */
val = XmbLookupString(ic,
&xev,
tmp,
val,
&sym,
&mbstatus);
#endif /* ifdef X_HAVE_UTF8_STRING */
if (val > 0)
{
tmp[val] = '\0';
#ifndef X_HAVE_UTF8_STRING
compose = eina_str_convert(nl_langinfo(CODESET),
"UTF-8", tmp);
free(tmp);
tmp = compose;
#endif /* ifndef X_HAVE_UTF8_STRING */
}
else
compose = NULL;
}
else if (val > 0)
{
compose_buffer[val] = '\0';
#ifdef X_HAVE_UTF8_STRING
compose = strdup(compose_buffer);
#else /* ifdef X_HAVE_UTF8_STRING */
compose = eina_str_convert(nl_langinfo(CODESET), "UTF-8",
compose_buffer);
#endif /* ifdef X_HAVE_UTF8_STRING */
}
}
else
{
compose = strdup(ev->compose);
}
if (compose)
{
Eina_Unicode *unicode;
int len;
unicode = eina_unicode_utf8_to_unicode(compose, &len);
if (!unicode) abort();
if (unicode[0] >= 0x20 && unicode[0] != 0x7f)
{
ecore_imf_context_commit_event_add(ctx, compose);
ecore_imf_context_event_callback_call(ctx, ECORE_IMF_CALLBACK_COMMIT, compose);
result = EINA_TRUE;
}
free(compose);
free(unicode);
}
}
return result;
#else
(void)ctx;
(void)type;
(void)event;
return EINA_FALSE;
#endif
}
static void
_ecore_imf_context_xim_reset(Ecore_IMF_Context *ctx)
{
EINA_LOG_DBG("%s in", __FUNCTION__);
#ifdef ENABLE_XIM
XIC ic;
Ecore_IMF_Context_Data *imf_context_data;
char *result;
/* restore conversion state after resetting ic later */
XIMPreeditState preedit_state = XIMPreeditUnKnown;
XVaNestedList preedit_attr;
Eina_Bool have_preedit_state = EINA_FALSE;
imf_context_data = ecore_imf_context_data_get(ctx);
EINA_SAFETY_ON_NULL_RETURN(imf_context_data);
ic = imf_context_data->ic;
if (!ic)
return;
if (imf_context_data->preedit_length == 0)
return;
preedit_attr = XVaCreateNestedList(0,
XNPreeditState, &preedit_state,
NULL);
if (!XGetICValues(ic,
XNPreeditAttributes, preedit_attr,
NULL))
have_preedit_state = EINA_TRUE;
XFree(preedit_attr);
result = XmbResetIC(ic);
preedit_attr = XVaCreateNestedList(0,
XNPreeditState, preedit_state,
NULL);
if (have_preedit_state)
XSetICValues(ic,
XNPreeditAttributes, preedit_attr,
NULL);
XFree(preedit_attr);
if (imf_context_data->feedbacks)
{
free(imf_context_data->feedbacks);
imf_context_data->feedbacks = NULL;
}
if (imf_context_data->preedit_length)
{
imf_context_data->preedit_length = 0;
free(imf_context_data->preedit_chars);
imf_context_data->preedit_chars = NULL;
ecore_imf_context_preedit_changed_event_add(ctx);
ecore_imf_context_event_callback_call(ctx, ECORE_IMF_CALLBACK_PREEDIT_CHANGED, NULL);
}
if (result)
{
char *result_utf8 = strdup(result);
if (result_utf8)
{
ecore_imf_context_commit_event_add(ctx, result_utf8);
ecore_imf_context_event_callback_call(ctx, ECORE_IMF_CALLBACK_COMMIT, result_utf8);
free(result_utf8);
}
}
XFree(result);
#else
(void)ctx;
#endif
}
