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ecore_imf/ibus : provide to get surrounding text 

It's important for languages such as Thai where only some sequences of characters are allowed.
This commit is contained in:
Jihoon Kim 2014-10-01 19:45:10 +09:00
parent d5f1a58d71
commit 39136371c6
1 changed files with 56 additions and 1 deletions
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57
src/modules/ecore_imf/ibus/ibus_imcontext.c
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@ -214,6 +214,53 @@ _ecore_imf_ibus_process_key_event_done(GObject *object,
free(event);
}
static void
_request_surrounding_text(IBusIMContext *ibusimcontext)
{
EINA_SAFETY_ON_NULL_RETURN(ibusimcontext);
EINA_SAFETY_ON_NULL_RETURN(ibusimcontext->ibuscontext);
EINA_SAFETY_ON_NULL_RETURN(ibusimcontext->ctx);
if ((ibusimcontext->caps & IBUS_CAP_SURROUNDING_TEXT) != 0 &&
ibus_input_context_needs_surrounding_text(ibusimcontext->ibuscontext))
{
char *surrounding = NULL;
int cursor_pos;
IBusText *ibustext;
EINA_LOG_DBG ("requesting surrounding text...\n");
if (ecore_imf_context_surrounding_get(ibusimcontext->ctx,
&surrounding,
&cursor_pos))
{
if (!surrounding)
return;
if (cursor_pos < 0)
{
free(surrounding);
return;
}
ibustext = ibus_text_new_from_string (surrounding);
ibus_input_context_set_surrounding_text(ibusimcontext->ibuscontext,
ibustext,
cursor_pos,
cursor_pos);
free(surrounding);
}
else
{
ibusimcontext->caps &= ~IBUS_CAP_SURROUNDING_TEXT;
ibus_input_context_set_capabilities(ibusimcontext->ibuscontext,
ibusimcontext->caps);
}
}
}
EAPI void
ecore_imf_context_ibus_add(Ecore_IMF_Context *ctx)
{
@ -242,7 +289,7 @@ ecore_imf_context_ibus_add(Ecore_IMF_Context *ctx)
ibusimcontext->ibuscontext = NULL;
ibusimcontext->has_focus = EINA_FALSE;
ibusimcontext->caps = IBUS_CAP_PREEDIT_TEXT | IBUS_CAP_FOCUS;
ibusimcontext->caps = IBUS_CAP_PREEDIT_TEXT | IBUS_CAP_FOCUS | IBUS_CAP_SURROUNDING_TEXT;;
ibusimcontext->ctx = ctx;
s = getenv("IBUS_ENABLE_SYNC_MODE");
@ -342,6 +389,8 @@ ecore_imf_context_ibus_filter_event(Ecore_IMF_Context *ctx, Ecore_IMF_Event_Type
if (ev->timestamp == 0)
return EINA_FALSE;
_request_surrounding_text(ibusimcontext);
keycode = ecore_x_keysym_keycode_get(ev->key);
keysym = XStringToKeysym(ev->key);
state = _ecore_imf_modifier_to_ibus_modifier(ev->modifiers) |
@ -397,6 +446,8 @@ ecore_imf_context_ibus_focus_in(Ecore_IMF_Context *ctx)
if (ibusimcontext->ibuscontext)
ibus_input_context_focus_in(ibusimcontext->ibuscontext);
_request_surrounding_text(ibusimcontext);
if (_focus_im_context != ctx)
_focus_im_context = ctx;
}
@ -614,6 +665,8 @@ _ecore_imf_context_ibus_commit_text_cb(IBusInputContext *ibuscontext EINA_UNUSED
{
ecore_imf_context_commit_event_add(ibusimcontext->ctx, text->text);
ecore_imf_context_event_callback_call(ibusimcontext->ctx, ECORE_IMF_CALLBACK_COMMIT, (void *)commit_str);
_request_surrounding_text(ibusimcontext);
}
}
@ -850,6 +903,8 @@ _ecore_imf_context_ibus_show_preedit_text_cb(IBusInputContext *ibuscontext EINA_
// call preedit changed
ecore_imf_context_preedit_changed_event_add(ibusimcontext->ctx);
ecore_imf_context_event_callback_call(ibusimcontext->ctx, ECORE_IMF_CALLBACK_PREEDIT_CHANGED, NULL);
_request_surrounding_text(ibusimcontext);
}
static void