static gboolean
st_im_text_key_release_event (ClutterActor *actor,
ClutterKeyEvent *event)
{
StIMText *self = ST_IM_TEXT (actor);
StIMTextPrivate *priv = self->priv;
ClutterText *clutter_text = CLUTTER_TEXT (actor);
GdkEventKey *event_gdk;
gboolean result = FALSE;
if (clutter_text_get_editable (clutter_text))
{
event_gdk = key_event_to_gdk (event);
if (gtk_im_context_filter_keypress (priv->im_context, event_gdk))
{
priv->need_im_reset = TRUE;
result = TRUE;
}
gdk_event_free ((GdkEvent *)event_gdk);
}
if (!result &&
CLUTTER_ACTOR_CLASS (st_im_text_parent_class)->key_release_event)
result = CLUTTER_ACTOR_CLASS (st_im_text_parent_class)->key_release_event (actor, event);
return result;
}
static void
st_im_text_realize (ClutterActor *actor)
{
StIMTextPrivate *priv = ST_IM_TEXT (actor)->priv;
priv->window = window_for_actor (actor);
gtk_im_context_set_client_window (priv->im_context, priv->window);
}
static void
st_im_text_dispose (GObject *object)
{
StIMTextPrivate *priv = ST_IM_TEXT (object)->priv;
G_OBJECT_CLASS (st_im_text_parent_class)->dispose (object);
g_clear_object (&priv->im_context);
}
static void
st_im_text_unrealize (ClutterActor *actor)
{
StIMText *self = ST_IM_TEXT (actor);
StIMTextPrivate *priv = self->priv;
reset_im_context (self);
gtk_im_context_set_client_window (priv->im_context, NULL);
g_object_unref (priv->window);
priv->window = NULL;
}
static void
st_im_text_paint (ClutterActor *actor)
{
StIMText *self = ST_IM_TEXT (actor);
ClutterText *clutter_text = CLUTTER_TEXT (actor);
/* This updates the cursor position as a side-effect */
if (CLUTTER_ACTOR_CLASS (st_im_text_parent_class)->paint)
CLUTTER_ACTOR_CLASS (st_im_text_parent_class)->paint (actor);
if (clutter_text_get_editable (clutter_text))
update_im_cursor_location (self);
}
static void
st_im_text_dispose (GObject *object)
{
StIMTextPrivate *priv = ST_IM_TEXT (object)->priv;
g_signal_handlers_disconnect_by_func (priv->im_context,
(void *) st_im_text_commit_cb,
object);
g_object_unref (priv->im_context);
priv->im_context = NULL;
G_OBJECT_CLASS (st_im_text_parent_class)->dispose (object);
}
static void
st_im_text_key_focus_out (ClutterActor *actor)
{
StIMTextPrivate *priv = ST_IM_TEXT (actor)->priv;
ClutterText *clutter_text = CLUTTER_TEXT (actor);
if (clutter_text_get_editable (clutter_text))
{
priv->need_im_reset = TRUE;
gtk_im_context_focus_out (priv->im_context);
}
if (CLUTTER_ACTOR_CLASS (st_im_text_parent_class)->key_focus_out)
CLUTTER_ACTOR_CLASS (st_im_text_parent_class)->key_focus_out (actor);
}
static gboolean
st_im_text_button_press_event (ClutterActor *actor,
ClutterButtonEvent *event)
{
/* The button press indicates the user moving the cursor, or selecting
* etc, so we should abort any current preedit operation. ClutterText
* treats all buttons identically, so so do we.
*/
reset_im_context (ST_IM_TEXT (actor));
if (CLUTTER_ACTOR_CLASS (st_im_text_parent_class)->button_press_event)
return CLUTTER_ACTOR_CLASS (st_im_text_parent_class)->button_press_event (actor, event);
else
return FALSE;
}
static gboolean
st_im_text_captured_event (ClutterActor *actor,
ClutterEvent *event)
{
StIMText *self = ST_IM_TEXT (actor);
StIMTextPrivate *priv = self->priv;
ClutterText *clutter_text = CLUTTER_TEXT (actor);
ClutterEventType type = clutter_event_type (event);
gboolean result = FALSE;
int old_position;
if (type != CLUTTER_KEY_PRESS && type != CLUTTER_KEY_RELEASE)
return FALSE;
if (clutter_text_get_editable (clutter_text))
{
GdkEventKey *event_gdk = key_event_to_gdk ((ClutterKeyEvent *)event);
if (gtk_im_context_filter_keypress (priv->im_context, event_gdk))
{
priv->need_im_reset = TRUE;
result = TRUE;
}
gdk_event_free ((GdkEvent *)event_gdk);
}
old_position = clutter_text_get_cursor_position (clutter_text);
if (!result &&
CLUTTER_ACTOR_CLASS (st_im_text_parent_class)->captured_event)
result = CLUTTER_ACTOR_CLASS (st_im_text_parent_class)->captured_event (actor, event);
if (type == CLUTTER_KEY_PRESS &&
clutter_text_get_cursor_position (clutter_text) != old_position)
reset_im_context (self);
return result;
}
