forked from enlightenment/efl
211 lines
5.7 KiB
C
211 lines
5.7 KiB
C
#include <Elementary.h>
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#include "elm_priv.h"
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static void _elm_toggle_text_set(Elm_Toggle *tg, const char *text);
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static void _elm_toggle_layout_update(Elm_Toggle *tg);
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static void _elm_toggle_states_text_set(Elm_Toggle *tg, const char *ontext, const char *offtext);
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Elm_Toggle_Class _elm_toggle_class =
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{
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&_elm_widget_class,
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ELM_OBJ_TOGGLE,
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_elm_toggle_text_set,
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_elm_toggle_layout_update,
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_elm_toggle_states_text_set
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};
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static void
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_elm_toggle_text_set(Elm_Toggle *tg, const char *text)
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{
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Evas_Coord mw, mh;
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if (text)
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{
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edje_object_signal_emit(tg->base, "elm,state,text,visible", "elm");
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edje_object_message_signal_process(tg->base);
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}
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else
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{
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edje_object_signal_emit(tg->base, "elm,state,text,hidden", "elm");
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edje_object_message_signal_process(tg->base);
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}
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edje_object_part_text_set(tg->base, "elm.text", text);
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edje_object_size_min_calc(tg->base, &mw, &mh);
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if ((tg->minw != mw) || (tg->minh != mh))
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{
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tg->minw = mw;
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tg->minh = mh;
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((Elm_Widget *)(tg->parent))->size_req(tg->parent, tg, tg->minw, tg->minh);
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tg->geom_set(tg, tg->x, tg->y, tg->minw, tg->minh);
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}
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}
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static void
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_elm_toggle_states_text_set(Elm_Toggle *tg, const char *ontext, const char *offtext)
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{
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edje_object_part_text_set(tg->base, "elm.ontext", ontext);
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edje_object_part_text_set(tg->base, "elm.offtext", offtext);
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}
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static void
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_elm_toggle_layout_update(Elm_Toggle *tg)
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{
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if (tg->state_ptr) tg->state = *(tg->state_ptr);
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if (tg->state)
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edje_object_signal_emit(tg->base, "elm,state,toggle,on", "elm");
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else
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edje_object_signal_emit(tg->base, "elm,state,toggle,off", "elm");
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}
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static void
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_elm_toggle_size_alloc(Elm_Toggle *tg, int w, int h)
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{
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if (w < tg->minw) w = tg->minw;
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if (h < tg->minh) h = tg->minh;
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tg->req.w = w;
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tg->req.h = h;
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}
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static void
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_elm_toggle_size_req(Elm_Toggle *tg, Elm_Widget *child, int w, int h)
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{
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Evas_Coord mw, mh;
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if (child)
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{
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Evas_Coord maxx, maxy;
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child->size_alloc(child, 0, 0);
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maxx = child->req.w;
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maxy = child->req.h;
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if (child->expand_x) maxx = 32767;
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if (child->expand_y) maxy = 32767;
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edje_extern_object_min_size_set(child->base,
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child->req.w,
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child->req.h);
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edje_object_part_swallow(tg->base , "elm.swallow.contents",
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child->base);
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edje_object_size_min_calc(tg->base, &mw, &mh);
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if ((tg->minw != mw) || (tg->minh != mh))
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{
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tg->minw = mw;
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tg->minh = mh;
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((Elm_Widget *)(tg->parent))->size_req(tg->parent, tg, mw, mh);
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tg->geom_set(tg, tg->x, tg->y, mw, mh);
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}
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}
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else
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{
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// FIXME: handle
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}
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}
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static void
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_elm_on_child_add(void *data, Elm_Toggle *tg, Elm_Cb_Type type, Elm_Obj *obj)
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{
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Evas_Coord mw, mh;
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if (!(obj->hastype(obj, ELM_OBJ_WIDGET))) return;
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edje_object_signal_emit(tg->base, "elm,state,icon,visible", "elm");
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edje_object_message_signal_process(tg->base);
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((Elm_Widget *)(obj))->size_alloc(obj, 0, 0);
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((Elm_Widget *)(obj))->geom_set(obj,
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((Elm_Widget *)(obj))->x,
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((Elm_Widget *)(obj))->y,
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((Elm_Widget *)(obj))->req.w,
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((Elm_Widget *)(obj))->req.h);
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edje_extern_object_min_size_set(((Elm_Widget *)(obj))->base,
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((Elm_Widget *)(obj))->req.w,
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((Elm_Widget *)(obj))->req.h);
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edje_object_part_swallow(tg->base , "elm.swallow.contents",
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((Elm_Widget *)(obj))->base);
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edje_object_size_min_calc(tg->base, &mw, &mh);
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if ((tg->minw != mw) || (tg->minh != mh))
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{
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tg->minw = mw;
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tg->minh = mh;
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((Elm_Widget *)(tg->parent))->size_req(tg->parent, tg, mw, mh);
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tg->geom_set(tg, tg->x, tg->y, mw, mh);
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}
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}
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static void
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_elm_on_child_del(void *data, Elm_Toggle *tg, Elm_Cb_Type type, Elm_Obj *obj)
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{
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if (!(obj->hastype(obj, ELM_OBJ_WIDGET))) return;
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// FIXME: allow for removal of child - size down
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edje_object_signal_emit(tg->base, "elm,state,icon,hidden", "elm");
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edje_object_message_signal_process(tg->base);
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}
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static void
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_elm_toggle_activate(Elm_Toggle *tg)
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{
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if (tg->state_ptr) *(tg->state_ptr) = tg->state;
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_elm_obj_nest_push();
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_elm_cb_call(ELM_OBJ(tg), ELM_CB_CHANGED, NULL);
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_elm_obj_nest_pop();
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}
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static void
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_elm_signal_toggle_on(void *data, Evas_Object *obj, const char *emission, const char *source)
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{
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Elm_Toggle *tg = data;
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if (tg->state) return;
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tg->state = 1;
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_elm_toggle_activate(tg);
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}
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static void
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_elm_signal_toggle_off(void *data, Evas_Object *obj, const char *emission, const char *source)
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{
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Elm_Toggle *tg = data;
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if (!tg->state) return;
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tg->state = 0;
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_elm_toggle_activate(tg);
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}
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static void
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_elm_toggle_del(Elm_Toggle *tg)
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{
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if (tg->text) evas_stringshare_del(tg->text);
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((Elm_Obj_Class *)(((Elm_Toggle_Class *)(tg->clas))->parent))->del(ELM_OBJ(tg));
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}
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EAPI Elm_Toggle *
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elm_toggle_new(Elm_Win *win)
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{
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Elm_Toggle *tg;
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tg = ELM_NEW(Elm_Toggle);
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_elm_widget_init(tg);
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tg->clas = &_elm_toggle_class;
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tg->type = ELM_OBJ_TOGGLE;
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tg->del = _elm_toggle_del;
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tg->size_alloc = _elm_toggle_size_alloc;
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tg->size_req = _elm_toggle_size_req;
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tg->text_set = _elm_toggle_text_set;
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tg->layout_update = _elm_toggle_layout_update;
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tg->states_text_set = _elm_toggle_states_text_set;
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tg->base = edje_object_add(win->evas);
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_elm_theme_set(tg->base, "toggle", "toggle");
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edje_object_part_text_set(tg->base, "elm.ontext", "ON");
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edje_object_part_text_set(tg->base, "elm.offtext", "OFF");
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edje_object_signal_callback_add(tg->base, "elm,action,toggle,on", "",
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_elm_signal_toggle_on, tg);
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edje_object_signal_callback_add(tg->base, "elm,action,toggle,off", "",
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_elm_signal_toggle_off, tg);
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tg->cb_add(tg, ELM_CB_CHILD_ADD, _elm_on_child_add, NULL);
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tg->cb_add(tg, ELM_CB_CHILD_DEL, _elm_on_child_del, NULL);
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_elm_widget_post_init(tg);
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win->child_add(win, tg);
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return tg;
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}
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