486 lines
12 KiB
C
486 lines
12 KiB
C
#include <Elementary.h>
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#include "elm_priv.h"
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#include "elm_widget_progressbar.h"
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EAPI const char ELM_PROGRESSBAR_SMART_NAME[] = "elm_progressbar";
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static const char SIG_CHANGED[] = "changed";
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#define MIN_RATIO_LVL 0.0
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#define MAX_RATIO_LVL 1.0
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/* smart callbacks coming from elm progressbar objects (besides the
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* ones coming from elm layout): */
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static const Evas_Smart_Cb_Description _smart_callbacks[] = {
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{SIG_CHANGED, ""},
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{NULL, NULL}
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};
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/* Inheriting from elm_layout. Besides, we need no more than what is
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* there */
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EVAS_SMART_SUBCLASS_NEW
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(ELM_PROGRESSBAR_SMART_NAME, _elm_progressbar, Elm_Progressbar_Smart_Class,
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Elm_Layout_Smart_Class, elm_layout_smart_class_get, _smart_callbacks);
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static const Elm_Layout_Part_Alias_Description _content_aliases[] =
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{
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{"icon", "elm.swallow.content"},
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{NULL, NULL}
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};
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static const Elm_Layout_Part_Alias_Description _text_aliases[] =
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{
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{"default", "elm.text"},
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{NULL, NULL}
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};
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static void
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_units_set(Evas_Object *obj)
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{
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ELM_PROGRESSBAR_DATA_GET(obj, sd);
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if (sd->unit_format_func)
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{
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char *buf;
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buf = sd->unit_format_func(sd->val);
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elm_layout_text_set(obj, "elm.text.status", buf);
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if (sd->unit_format_free) sd->unit_format_free(buf);
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}
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else if (sd->units)
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{
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char buf[1024];
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snprintf(buf, sizeof(buf), sd->units, 100 * sd->val);
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elm_layout_text_set(obj, "elm.text.status", buf);
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}
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else elm_layout_text_set(obj, "elm.text.status", NULL);
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}
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static void
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_val_set(Evas_Object *obj)
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{
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Eina_Bool rtl;
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double pos;
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ELM_PROGRESSBAR_DATA_GET(obj, sd);
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pos = sd->val;
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rtl = elm_widget_mirrored_get(obj);
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if ((!rtl && sd->inverted) ||
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(rtl && ((!sd->horizontal && sd->inverted) ||
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(sd->horizontal && !sd->inverted))))
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pos = MAX_RATIO_LVL - pos;
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edje_object_part_drag_value_set
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(ELM_WIDGET_DATA(sd)->resize_obj, "elm.cur.progressbar", pos, pos);
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}
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static void
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_elm_progressbar_smart_sizing_eval(Evas_Object *obj)
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{
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Evas_Coord minw = -1, minh = -1;
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ELM_PROGRESSBAR_DATA_GET(obj, sd);
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edje_object_size_min_restricted_calc
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(ELM_WIDGET_DATA(sd)->resize_obj, &minw, &minh, minw, minh);
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evas_object_size_hint_min_set(obj, minw, minh);
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evas_object_size_hint_max_set(obj, -1, -1);
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}
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/* FIXME: replicated from elm_layout just because progressbar's icon
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* spot is elm.swallow.content, not elm.swallow.icon. Fix that
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* whenever we can changed the theme API */
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static void
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_icon_signal_emit(Evas_Object *obj)
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{
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char buf[64];
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snprintf(buf, sizeof(buf), "elm,state,icon,%s",
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elm_layout_content_get(obj, "icon") ? "visible" : "hidden");
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elm_layout_signal_emit(obj, buf, "elm");
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}
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/* FIXME: replicated from elm_layout just because progressbar's icon
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* spot is elm.swallow.content, not elm.swallow.icon. Fix that
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* whenever we can changed the theme API */
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static Eina_Bool
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_elm_progressbar_smart_sub_object_del(Evas_Object *obj,
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Evas_Object *sobj)
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{
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if (!ELM_WIDGET_CLASS(_elm_progressbar_parent_sc)->sub_object_del
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(obj, sobj))
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return EINA_FALSE;
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_icon_signal_emit(obj);
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return EINA_TRUE;
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}
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/* FIXME: replicated from elm_layout just because progressbar's icon
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* spot is elm.swallow.content, not elm.swallow.icon. Fix that
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* whenever we can changed the theme API */
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static Eina_Bool
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_elm_progressbar_smart_content_set(Evas_Object *obj,
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const char *part,
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Evas_Object *content)
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{
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if (!ELM_CONTAINER_CLASS(_elm_progressbar_parent_sc)->content_set
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(obj, part, content))
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return EINA_FALSE;
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_icon_signal_emit(obj);
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return EINA_TRUE;
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}
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static Eina_Bool
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_elm_progressbar_smart_theme(Evas_Object *obj)
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{
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ELM_PROGRESSBAR_DATA_GET(obj, sd);
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if (sd->horizontal)
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eina_stringshare_replace(&ELM_LAYOUT_DATA(sd)->group, "horizontal");
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else eina_stringshare_replace(&ELM_LAYOUT_DATA(sd)->group, "vertical");
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if (!ELM_WIDGET_CLASS(_elm_progressbar_parent_sc)->theme(obj))
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return EINA_FALSE;
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if (sd->pulse)
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elm_layout_signal_emit(obj, "elm,state,pulse", "elm");
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else
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elm_layout_signal_emit(obj, "elm,state,fraction", "elm");
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if (sd->pulse_state)
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elm_layout_signal_emit(obj, "elm,state,pulse,start", "elm");
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if ((sd->units) && (!sd->pulse))
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elm_layout_signal_emit(obj, "elm,state,units,visible", "elm");
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if (sd->horizontal)
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evas_object_size_hint_min_set
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(sd->spacer, (double)sd->size * elm_widget_scale_get(obj) *
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elm_config_scale_get(), 1);
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else
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evas_object_size_hint_min_set
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(sd->spacer, 1, (double)sd->size * elm_widget_scale_get(obj) *
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elm_config_scale_get());
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if (sd->inverted)
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elm_layout_signal_emit(obj, "elm,state,inverted,on", "elm");
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_units_set(obj);
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_val_set(obj);
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/* FIXME: replicated from elm_layout just because progressbar's
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* icon spot is elm.swallow.content, not elm.swallow.icon. Fix that
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* whenever we can changed the theme API */
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_icon_signal_emit(obj);
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edje_object_message_signal_process(ELM_WIDGET_DATA(sd)->resize_obj);
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elm_layout_sizing_eval(obj);
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return EINA_TRUE;
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}
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static void
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_elm_progressbar_smart_add(Evas_Object *obj)
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{
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EVAS_SMART_DATA_ALLOC(obj, Elm_Progressbar_Smart_Data);
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ELM_WIDGET_CLASS(_elm_progressbar_parent_sc)->base.add(obj);
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priv->horizontal = EINA_TRUE;
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priv->inverted = EINA_FALSE;
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priv->pulse = EINA_FALSE;
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priv->pulse_state = EINA_FALSE;
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priv->units = eina_stringshare_add("%.0f %%");
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priv->val = MIN_RATIO_LVL;
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elm_layout_theme_set
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(obj, "progressbar", "horizontal", elm_widget_style_get(obj));
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priv->spacer = evas_object_rectangle_add(evas_object_evas_get(obj));
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evas_object_color_set(priv->spacer, 0, 0, 0, 0);
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evas_object_pass_events_set(priv->spacer, EINA_TRUE);
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elm_layout_content_set(obj, "elm.swallow.bar", priv->spacer);
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_units_set(obj);
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_val_set(obj);
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elm_widget_can_focus_set(obj, EINA_FALSE);
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elm_layout_sizing_eval(obj);
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}
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static void
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_elm_progressbar_smart_del(Evas_Object *obj)
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{
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ELM_PROGRESSBAR_DATA_GET(obj, sd);
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if (sd->units) eina_stringshare_del(sd->units);
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ELM_WIDGET_CLASS(_elm_progressbar_parent_sc)->base.del(obj);
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}
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static void
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_elm_progressbar_smart_set_user(Elm_Progressbar_Smart_Class *sc)
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{
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ELM_WIDGET_CLASS(sc)->base.add = _elm_progressbar_smart_add;
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ELM_WIDGET_CLASS(sc)->base.del = _elm_progressbar_smart_del;
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ELM_WIDGET_CLASS(sc)->theme = _elm_progressbar_smart_theme;
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ELM_WIDGET_CLASS(sc)->sub_object_del =
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_elm_progressbar_smart_sub_object_del;
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/* not a 'focus chain manager' */
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ELM_WIDGET_CLASS(sc)->focus_next = NULL;
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ELM_WIDGET_CLASS(sc)->focus_direction = NULL;
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ELM_CONTAINER_CLASS(sc)->content_set = _elm_progressbar_smart_content_set;
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ELM_LAYOUT_CLASS(sc)->sizing_eval = _elm_progressbar_smart_sizing_eval;
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ELM_LAYOUT_CLASS(sc)->content_aliases = _content_aliases;
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ELM_LAYOUT_CLASS(sc)->text_aliases = _text_aliases;
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}
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EAPI const Elm_Progressbar_Smart_Class *
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elm_progressbar_smart_class_get(void)
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{
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static Elm_Progressbar_Smart_Class _sc =
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ELM_PROGRESSBAR_SMART_CLASS_INIT_NAME_VERSION(ELM_PROGRESSBAR_SMART_NAME);
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static const Elm_Progressbar_Smart_Class *class = NULL;
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Evas_Smart_Class *esc = (Evas_Smart_Class *)&_sc;
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if (class)
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return class;
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_elm_progressbar_smart_set(&_sc);
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esc->callbacks = _smart_callbacks;
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class = &_sc;
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return class;
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}
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EAPI Evas_Object *
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elm_progressbar_add(Evas_Object *parent)
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{
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Evas_Object *obj;
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EINA_SAFETY_ON_NULL_RETURN_VAL(parent, NULL);
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obj = elm_widget_add(_elm_progressbar_smart_class_new(), parent);
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if (!obj) return NULL;
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if (!elm_widget_sub_object_add(parent, obj))
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ERR("could not add %p as sub object of %p", obj, parent);
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return obj;
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}
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EAPI void
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elm_progressbar_pulse_set(Evas_Object *obj,
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Eina_Bool pulse)
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{
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ELM_PROGRESSBAR_CHECK(obj);
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ELM_PROGRESSBAR_DATA_GET(obj, sd);
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pulse = !!pulse;
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if (sd->pulse == pulse) return;
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sd->pulse = pulse;
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_elm_progressbar_smart_theme(obj);
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}
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EAPI Eina_Bool
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elm_progressbar_pulse_get(const Evas_Object *obj)
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{
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ELM_PROGRESSBAR_CHECK(obj) EINA_FALSE;
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ELM_PROGRESSBAR_DATA_GET(obj, sd);
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return sd->pulse;
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}
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EAPI void
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elm_progressbar_pulse(Evas_Object *obj,
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Eina_Bool state)
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{
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ELM_PROGRESSBAR_CHECK(obj);
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ELM_PROGRESSBAR_DATA_GET(obj, sd);
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state = !!state;
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if ((!sd->pulse) && (sd->pulse_state == state)) return;
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sd->pulse_state = state;
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if (sd->pulse_state)
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elm_layout_signal_emit(obj, "elm,state,pulse,start", "elm");
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else
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elm_layout_signal_emit(obj, "elm,state,pulse,stop", "elm");
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}
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EAPI void
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elm_progressbar_value_set(Evas_Object *obj,
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double val)
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{
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ELM_PROGRESSBAR_CHECK(obj);
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ELM_PROGRESSBAR_DATA_GET(obj, sd);
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if (sd->val == val) return;
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sd->val = val;
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if (sd->val < MIN_RATIO_LVL) sd->val = MIN_RATIO_LVL;
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if (sd->val > MAX_RATIO_LVL) sd->val = MAX_RATIO_LVL;
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_val_set(obj);
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_units_set(obj);
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evas_object_smart_callback_call(obj, SIG_CHANGED, NULL);
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}
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EAPI double
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elm_progressbar_value_get(const Evas_Object *obj)
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{
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ELM_PROGRESSBAR_CHECK(obj) 0.0;
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ELM_PROGRESSBAR_DATA_GET(obj, sd);
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return sd->val;
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}
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EAPI void
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elm_progressbar_span_size_set(Evas_Object *obj,
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Evas_Coord size)
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{
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ELM_PROGRESSBAR_CHECK(obj);
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ELM_PROGRESSBAR_DATA_GET(obj, sd);
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if (sd->size == size) return;
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sd->size = size;
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if (sd->horizontal)
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evas_object_size_hint_min_set
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(sd->spacer, (double)sd->size * elm_widget_scale_get(obj) *
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elm_config_scale_get(), 1);
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else
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evas_object_size_hint_min_set
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(sd->spacer, 1, (double)sd->size * elm_widget_scale_get(obj) *
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elm_config_scale_get());
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elm_layout_sizing_eval(obj);
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}
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EAPI Evas_Coord
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elm_progressbar_span_size_get(const Evas_Object *obj)
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{
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ELM_PROGRESSBAR_CHECK(obj) 0;
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ELM_PROGRESSBAR_DATA_GET(obj, sd);
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return sd->size;
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}
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EAPI void
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elm_progressbar_unit_format_set(Evas_Object *obj,
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const char *units)
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{
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ELM_PROGRESSBAR_CHECK(obj);
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ELM_PROGRESSBAR_DATA_GET(obj, sd);
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eina_stringshare_replace(&sd->units, units);
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if (units)
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{
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elm_layout_signal_emit(obj, "elm,state,units,visible", "elm");
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edje_object_message_signal_process(ELM_WIDGET_DATA(sd)->resize_obj);
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}
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else
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{
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elm_layout_signal_emit(obj, "elm,state,units,hidden", "elm");
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edje_object_message_signal_process(ELM_WIDGET_DATA(sd)->resize_obj);
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}
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_units_set(obj);
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elm_layout_sizing_eval(obj);
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}
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EAPI const char *
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elm_progressbar_unit_format_get(const Evas_Object *obj)
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{
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ELM_PROGRESSBAR_CHECK(obj) NULL;
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ELM_PROGRESSBAR_DATA_GET(obj, sd);
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return sd->units;
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}
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EAPI void
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elm_progressbar_unit_format_function_set(Evas_Object *obj, char *(func)(double), void (*free_func) (char *))
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{
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ELM_PROGRESSBAR_CHECK(obj);
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ELM_PROGRESSBAR_DATA_GET(obj, sd);
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sd->unit_format_func = func;
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sd->unit_format_free = free_func;
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_units_set(obj);
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elm_layout_sizing_eval(obj);
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}
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EAPI void
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elm_progressbar_horizontal_set(Evas_Object *obj,
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Eina_Bool horizontal)
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{
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ELM_PROGRESSBAR_CHECK(obj);
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ELM_PROGRESSBAR_DATA_GET(obj, sd);
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horizontal = !!horizontal;
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if (sd->horizontal == horizontal) return;
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sd->horizontal = horizontal;
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_elm_progressbar_smart_theme(obj);
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}
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EAPI Eina_Bool
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elm_progressbar_horizontal_get(const Evas_Object *obj)
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{
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ELM_PROGRESSBAR_CHECK(obj) EINA_FALSE;
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ELM_PROGRESSBAR_DATA_GET(obj, sd);
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return sd->horizontal;
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}
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EAPI void
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elm_progressbar_inverted_set(Evas_Object *obj,
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Eina_Bool inverted)
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{
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ELM_PROGRESSBAR_CHECK(obj);
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ELM_PROGRESSBAR_DATA_GET(obj, sd);
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inverted = !!inverted;
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if (sd->inverted == inverted) return;
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sd->inverted = inverted;
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if (sd->inverted)
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elm_layout_signal_emit(obj, "elm,state,inverted,on", "elm");
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else
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elm_layout_signal_emit(obj, "elm,state,inverted,off", "elm");
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edje_object_message_signal_process(ELM_WIDGET_DATA(sd)->resize_obj);
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_val_set(obj);
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_units_set(obj);
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}
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EAPI Eina_Bool
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elm_progressbar_inverted_get(const Evas_Object *obj)
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{
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ELM_PROGRESSBAR_CHECK(obj) EINA_FALSE;
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ELM_PROGRESSBAR_DATA_GET(obj, sd);
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return sd->inverted;
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}
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