static void
_ecore_imf_context_xim_preedit_string_get(Ecore_IMF_Context *ctx,
char **str,
int *cursor_pos)
{
Ecore_IMF_Context_Data *imf_context_data = ecore_imf_context_data_get(ctx);
char *utf8;
int len;
DBG("ctx=%p, imf_context_data=%p, str=%p, cursor_pos=%p",
ctx, imf_context_data, str, cursor_pos);
EINA_SAFETY_ON_NULL_RETURN(imf_context_data);
if (imf_context_data->preedit_chars)
{
utf8 = eina_unicode_unicode_to_utf8(imf_context_data->preedit_chars,
&len);
if (str)
*str = utf8;
else
free(utf8);
}
else
{
if (str)
*str = NULL;
}
if (cursor_pos)
*cursor_pos = imf_context_data->preedit_cursor;
}
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 void
_send_input_panel_hide_request(Ecore_IMF_Context *ctx)
{
WaylandIMContext *imcontext = (WaylandIMContext *)ecore_imf_context_data_get(ctx);
if (imcontext && imcontext->text_input)
zwp_text_input_v1_hide_input_panel(imcontext->text_input);
}
static void
_ecore_imf_context_xim_cursor_location_set(Ecore_IMF_Context *ctx,
int x, int y, int w, int h)
{
Ecore_IMF_Context_Data *imf_context_data = ecore_imf_context_data_get(ctx);
XIC ic;
XVaNestedList preedit_attr;
XPoint spot;
DBG("ctx=%p, imf_context_data=%p, location=(%d, %d, %d, %d)",
ctx, imf_context_data, x, y, w, h);
EINA_SAFETY_ON_NULL_RETURN(imf_context_data);
ic = imf_context_data->ic;
if (!ic)
return;
spot.x = x;
spot.y = y + h;
preedit_attr = XVaCreateNestedList(0,
XNSpotLocation, &spot,
NULL);
XSetICValues(ic,
XNPreeditAttributes, preedit_attr,
NULL);
XFree(preedit_attr);
}
static void
_ecore_imf_context_xim_del(Ecore_IMF_Context *ctx)
{
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(imf_context_data);
imf_context_data->finalizing = EINA_TRUE;
if (imf_context_data->im_info && !imf_context_data->im_info->ics->next)
{
if (imf_context_data->im_info->reconnecting == EINA_TRUE)
{
Ecore_X_Display *dsp;
dsp = ecore_x_display_get();
XUnregisterIMInstantiateCallback(dsp,
NULL, NULL, NULL,
_ecore_imf_xim_instantiate_cb,
(XPointer)imf_context_data->im_info);
}
else if (imf_context_data->im_info->im)
{
XIMCallback im_destroy_callback;
im_destroy_callback.client_data = NULL;
im_destroy_callback.callback = NULL;
XSetIMValues(imf_context_data->im_info->im,
XNDestroyCallback, &im_destroy_callback,
NULL);
}
}
_ecore_imf_xim_ic_client_window_set(ctx, 0);
_ecore_imf_xim_context_data_destroy(imf_context_data);
}
static void
_ecore_imf_context_xim_focus_in(Ecore_IMF_Context *ctx)
{
EINA_LOG_DBG("in");
#ifdef ENABLE_XIM
XIC ic;
Ecore_IMF_Context_Data *imf_context_data;
imf_context_data = ecore_imf_context_data_get(ctx);
EINA_SAFETY_ON_NULL_RETURN(imf_context_data);
ic = imf_context_data->ic;
imf_context_data->has_focus = EINA_TRUE;
if (ecore_imf_context_input_panel_enabled_get(ctx))
ecore_imf_context_input_panel_show(ctx);
if (ic)
{
char *str;
#ifdef X_HAVE_UTF8_STRING
if ((str = Xutf8ResetIC(ic)))
#else
if ((str = XmbResetIC(ic)))
#endif
XFree(str);
XSetICFocus(ic);
}
#else
(void)ctx;
#endif
}
static void
_ecore_imf_context_xim_input_panel_hide(Ecore_IMF_Context *ctx)
{
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(imf_context_data);
ecore_x_e_virtual_keyboard_state_set
(imf_context_data->win, ECORE_X_VIRTUAL_KEYBOARD_STATE_OFF);
}
static void
_ecore_imf_context_xim_input_panel_hide(Ecore_IMF_Context *ctx)
{
EINA_LOG_DBG("%s in", __FUNCTION__);
#ifdef ENABLE_XIM
Ecore_IMF_Context_Data *imf_context_data;
imf_context_data = ecore_imf_context_data_get(ctx);
EINA_SAFETY_ON_NULL_RETURN(imf_context_data);
ecore_x_e_virtual_keyboard_state_set
(imf_context_data->win, ECORE_X_VIRTUAL_KEYBOARD_STATE_OFF);
#else
(void)ctx;
#endif
}
static void
_ecore_imf_context_xim_use_preedit_set(Ecore_IMF_Context *ctx,
Eina_Bool use_preedit)
{
Ecore_IMF_Context_Data *imf_context_data = ecore_imf_context_data_get(ctx);
DBG("ctx=%p, imf_context_data=%p, use_preedit=%hhu", ctx, imf_context_data, use_preedit);
EINA_SAFETY_ON_NULL_RETURN(imf_context_data);
use_preedit = use_preedit != EINA_FALSE;
if (imf_context_data->use_preedit != use_preedit)
{
imf_context_data->use_preedit = use_preedit;
_ecore_imf_xim_ic_reinitialize(ctx);
}
}
static void
_ecore_imf_context_xim_preedit_string_with_attributes_get(Ecore_IMF_Context *ctx,
char **str,
Eina_List **attrs,
int *cursor_pos)
{
EINA_LOG_DBG("in");
#ifdef ENABLE_XIM
Ecore_IMF_Context_Data *imf_context_data = ecore_imf_context_data_get(ctx);
_ecore_imf_context_xim_preedit_string_get(ctx, str, cursor_pos);
if (!attrs) return;
if (!imf_context_data || !imf_context_data->feedbacks) return;
int i = 0;
XIMFeedback last_feedback = 0;
int start = -1;
for (i = 0; i < imf_context_data->preedit_length; i++)
{
XIMFeedback new_feedback = imf_context_data->feedbacks[i] & FEEDBACK_MASK;
if (new_feedback != last_feedback)
{
if (start >= 0)
add_feedback_attr(attrs, *str, last_feedback, start, i);
last_feedback = new_feedback;
start = i;
}
}
if (start >= 0)
add_feedback_attr(attrs, *str, last_feedback, start, i);
#else
(void)ctx;
if (str)
*str = NULL;
if (attrs)
*attrs = NULL;
if (cursor_pos)
*cursor_pos = 0;
#endif
}
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 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 void
_ecore_imf_context_xim_focus_out(Ecore_IMF_Context *ctx)
{
Ecore_IMF_Context_Data *imf_context_data = ecore_imf_context_data_get(ctx);
XIC ic;
DBG("ctx=%p, imf_context_data=%p", ctx, imf_context_data);
EINA_SAFETY_ON_NULL_RETURN(imf_context_data);
if (imf_context_data->has_focus == EINA_TRUE)
{
imf_context_data->has_focus = EINA_FALSE;
ic = imf_context_data->ic;
if (ic)
XUnsetICFocus(ic);
if (ecore_imf_context_input_panel_enabled_get(ctx))
ecore_imf_context_input_panel_hide(ctx);
}
}
static void
_ecore_imf_context_xim_preedit_string_get(Ecore_IMF_Context *ctx,
char **str,
int *cursor_pos)
{
EINA_LOG_DBG("in");
#ifdef ENABLE_XIM
Ecore_IMF_Context_Data *imf_context_data;
char *utf8;
int len;
imf_context_data = ecore_imf_context_data_get(ctx);
EINA_SAFETY_ON_NULL_RETURN(imf_context_data);
if (imf_context_data->preedit_chars)
{
utf8 = eina_unicode_unicode_to_utf8(imf_context_data->preedit_chars,
&len);
if (str)
*str = utf8;
else
free(utf8);
}
else
{
if (str)
*str = NULL;
if (cursor_pos)
*cursor_pos = 0;
}
if (cursor_pos)
*cursor_pos = imf_context_data->preedit_cursor;
#else
(void)ctx;
if (str)
*str = NULL;
if (cursor_pos)
*cursor_pos = 0;
#endif
}
static void
_ecore_imf_context_xim_use_preedit_set(Ecore_IMF_Context *ctx,
Eina_Bool use_preedit)
{
EINA_LOG_DBG("in");
#ifdef ENABLE_XIM
Ecore_IMF_Context_Data *imf_context_data;
imf_context_data = ecore_imf_context_data_get(ctx);
EINA_SAFETY_ON_NULL_RETURN(imf_context_data);
use_preedit = use_preedit != EINA_FALSE;
if (imf_context_data->use_preedit != use_preedit)
{
imf_context_data->use_preedit = use_preedit;
reinitialize_ic(ctx);
}
#else
(void)ctx;
(void)use_preedit;
#endif
}
static void
_ecore_imf_context_xim_preedit_string_with_attributes_get(Ecore_IMF_Context *ctx,
char **str,
Eina_List **attrs,
int *cursor_pos)
{
Ecore_IMF_Context_Data *imf_context_data = ecore_imf_context_data_get(ctx);
DBG("ctx=%p, imf_context_data=%p, str=%p, attrs=%p, cursor_pos=%p",
ctx, imf_context_data, str, attrs, cursor_pos);
_ecore_imf_context_xim_preedit_string_get(ctx, str, cursor_pos);
if (!attrs) return;
if (!imf_context_data || !imf_context_data->feedbacks) return;
int i = 0;
XIMFeedback last_feedback = 0;
int start = -1;
for (i = 0; i < imf_context_data->preedit_length; i++)
{
XIMFeedback new_feedback = imf_context_data->feedbacks[i] & FEEDBACK_MASK;
if (new_feedback != last_feedback)
{
if (start >= 0)
_ecore_imf_xim_feedback_attr_add(attrs, *str, last_feedback, start, i);
last_feedback = new_feedback;
start = i;
}
}
if (start >= 0)
_ecore_imf_xim_feedback_attr_add(attrs, *str, last_feedback, start, i);
}
static void
_ecore_imf_context_xim_cursor_location_set(Ecore_IMF_Context *ctx,
int x, int y, int w, int h)
{
EINA_LOG_DBG("%s in", __FUNCTION__);
#ifdef ENABLE_XIM
Ecore_IMF_Context_Data *imf_context_data;
XIC ic;
XVaNestedList preedit_attr;
XPoint spot;
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;
spot.x = x;
spot.y = y + h;
preedit_attr = XVaCreateNestedList(0,
XNSpotLocation, &spot,
NULL);
XSetICValues(ic,
XNPreeditAttributes, preedit_attr,
NULL);
XFree(preedit_attr);
#else
(void)ctx;
(void)x;
(void)y;
(void)h;
#endif
(void)(w); // yes w is unused, but only a bi-product of the algorithm
}
static void
_ecore_imf_context_xim_focus_out(Ecore_IMF_Context *ctx)
{
EINA_LOG_DBG("%s in", __FUNCTION__);
#ifdef ENABLE_XIM
XIC ic;
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->has_focus == EINA_TRUE)
{
imf_context_data->has_focus = EINA_FALSE;
ic = imf_context_data->ic;
if (ic)
XUnsetICFocus(ic);
if (ecore_imf_context_input_panel_enabled_get(ctx))
ecore_imf_context_input_panel_hide(ctx);
}
#else
(void)ctx;
#endif
}
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
}
