1 files changed, 392 insertions, 0 deletions

diff --git a/src/lib/elementary/efl_ui_tab_bar.c b/src/lib/elementary/efl_ui_tab_bar.c
new file mode 100644
index 0000000000..ffbc1fdbce
--- /dev/null
+++ b/src/lib/elementary/efl_ui_tab_bar.c
@@ -0,0 +1,392 @@
+#ifdef HAVE_CONFIG_H
+# include "elementary_config.h"
+#endif
+
+#define EFL_UI_TAB_BAR_BETA
+
+#include <Elementary.h>
+#include "elm_priv.h"
+#include "efl_ui_tab_bar_private.h"
+#include "els_box.h"
+
+#define MY_CLASS EFL_UI_TAB_BAR_CLASS
+
+static const char PART_NAME_TAB[] = "tab";
+
+static void _tab_select(Efl_Ui_Tab_Bar_Data *sd, Tab_Info *ti);
+
+EOLIAN static void
+_efl_ui_tab_bar_current_tab_set(Eo *obj EINA_UNUSED, Efl_Ui_Tab_Bar_Data *sd, int index)
+{
+   Tab_Info *ti;
+   ti = eina_list_nth(sd->tab_infos, index);
+
+   _tab_select(sd, ti);
+}
+
+EOLIAN static int
+_efl_ui_tab_bar_current_tab_get(const Eo *obj EINA_UNUSED, Efl_Ui_Tab_Bar_Data *sd)
+{
+   return sd->cur;
+}
+
+EOLIAN static unsigned int
+_efl_ui_tab_bar_tab_count(const Eo *obj EINA_UNUSED, Efl_Ui_Tab_Bar_Data *sd)
+{
+   return sd->cnt;
+}
+
+static void
+_tab_icon_update(Tab_Info *ti)
+{
+   Eo *old_icon =
+     efl_content_get(efl_part(ti->tab, "efl.icon"));
+
+   _elm_widget_sub_object_redirect_to_top(ti->tab, old_icon);
+   efl_content_unset(efl_part(ti->tab, "efl.icon"));
+   efl_content_set(efl_part(ti->tab, "efl.icon"), ti->icon);
+
+   if (ti->icon)
+       efl_layout_signal_emit(ti->tab, "efl,state,icon,visible", "efl");
+   else
+       efl_layout_signal_emit(ti->tab, "efl,state,icon,hidden", "efl");
+
+   efl_del(old_icon);
+}
+
+static void
+_tab_icon_set_cb(void *data,
+                 Eo *obj,
+                 const char *emission,
+                 const char *source)
+{
+   Tab_Info *ti = data;
+   _tab_icon_update(ti);
+
+   efl_layout_signal_callback_del(obj, emission, source, _tab_icon_set_cb, NULL);
+   efl_layout_signal_emit(ti->tab, "efl,state,icon,reset", "efl");
+}
+
+static void
+_tab_icon_obj_set(Eo *obj,
+                  Tab_Info *ti,
+                  Eo *icon_obj,
+                  const char *icon_str,
+                  const char *sig)
+{
+   Eo *old_icon;
+   const char *s;
+
+   if (icon_str)
+     eina_stringshare_replace(&ti->icon_str, icon_str);
+   else
+     {
+        eina_stringshare_del(ti->icon_str);
+        ti->icon_str = NULL;
+     }
+
+   ti->icon = icon_obj;
+   if (icon_obj)
+     {
+        efl_gfx_entity_visible_set(ti->icon, EINA_TRUE);
+        elm_widget_sub_object_add(obj, ti->icon);
+     }
+
+   s = elm_layout_data_get(ti->tab, "transition_animation_on");
+   if ((s) && (atoi(s)))
+     {
+        old_icon = efl_content_get
+            (efl_part(ti->tab, "efl.icon_new"));
+        if (old_icon)
+          {
+             _elm_widget_sub_object_redirect_to_top(ti->tab, old_icon);
+             efl_gfx_entity_visible_set(old_icon, EINA_FALSE);
+          }
+        efl_content_set
+          (efl_part(ti->tab, "efl.icon_new"), ti->icon);
+        efl_layout_signal_emit(ti->tab, sig, "efl");
+        efl_layout_signal_callback_add
+          (ti->tab, "efl,state,icon_set,done", "efl", _tab_icon_set_cb, ti);
+     }
+   else
+     _tab_icon_update(ti);
+}
+
+static Eina_Bool
+_tab_icon_set(Eo *icon_obj,
+              const char *type,
+              const char *icon)
+{
+   char icon_str[512];
+
+   if ((!type) || (!*type)) goto end;
+   if ((!icon) || (!*icon)) return EINA_FALSE;
+   if ((snprintf(icon_str, sizeof(icon_str), "%s%s", type, icon) > 0)
+       && (elm_icon_standard_set(icon_obj, icon_str)))
+     return EINA_TRUE;
+end:
+   if (elm_icon_standard_set(icon_obj, icon))
+     return EINA_TRUE;
+
+   WRN("couldn't find icon definition for '%s'", icon);
+   return EINA_FALSE;
+}
+
+static void
+_tab_unselect(Efl_Ui_Tab_Bar_Data *sd, Tab_Info *ti)
+{
+   if ((!ti->tab) || (!ti->selected)) return;
+
+   ti->selected = EINA_FALSE;
+
+   efl_layout_signal_emit(ti->tab, "efl,state,unselected", "efl");
+   if (ti->icon)
+     elm_widget_signal_emit(ti->icon, "efl,state,unselected", "efl");
+
+   sd->cur = -1;
+}
+
+static void
+_tab_select(Efl_Ui_Tab_Bar_Data *sd, Tab_Info *ti)
+{
+   if (!ti->selected)
+     {
+        Eo *tp;
+        tp = efl_parent_get(ti->tab);
+        int index;
+
+        _tab_unselect(sd, sd->selected_tab);
+        ti->selected = EINA_TRUE;
+        sd->selected_tab = ti;
+
+        efl_layout_signal_emit(ti->tab, "efl,state,selected", "efl");
+        if (ti->icon)
+          elm_widget_signal_emit(ti->icon, "efl,state,selected", "efl");
+
+        index = eina_list_data_idx(sd->tab_infos, ti);
+
+        efl_event_callback_call(tp, EFL_UI_EVENT_SELECTED, (void *)(intptr_t)index);
+
+        sd->cur = index;
+     }
+}
+
+static void
+_action_click_cb(void *data,
+                 Eo *obj EINA_UNUSED,
+                 const char *emission EINA_UNUSED,
+                 const char *source EINA_UNUSED)
+{
+   Eo *tb;
+   Tab_Info *ti;
+   ti = data;
+   tb = efl_parent_get(ti->tab);
+   EFL_UI_TAB_BAR_DATA_GET(tb, sd);
+
+   _tab_select(sd, ti);
+}
+
+static Tab_Info *
+_tab_add(Eo *obj, const char *label, const char *icon)
+{
+   Eo *tab, *icon_obj;
+   Tab_Info *ti;
+   Efl_Ui_Theme_Apply theme_apply;
+
+   ti = calloc(1, sizeof(*ti));
+
+   ti->tab = NULL;
+   ti->label = eina_stringshare_add(label);
+
+   tab = efl_add(EFL_UI_LAYOUT_OBJECT_CLASS, obj);
+
+   icon_obj = elm_icon_add(tab);
+
+   if (_tab_icon_set(icon_obj, "toolbar/", icon))
+     {
+        ti->icon = icon_obj;
+        ti->icon_str = eina_stringshare_add(icon);
+     }
+   else
+     {
+        ti->icon = NULL;
+        ti->icon_str = NULL;
+        efl_del(icon_obj);
+     }
+
+   theme_apply = elm_widget_element_update(obj, tab, PART_NAME_TAB);
+
+   if (theme_apply == EFL_UI_THEME_APPLY_FAILED)
+     CRI("Failed to set layout!");
+
+   efl_layout_signal_callback_add
+     (tab, "efl,action,click", "efl", _action_click_cb, ti);
+
+   if (ti->icon)
+     {
+        efl_content_set(efl_part(tab, "efl.icon"), ti->icon);
+        efl_layout_signal_emit(tab, "efl,state,icon,visible", "efl");
+        efl_layout_signal_emit(tab, "efl,icon,visible", "efl");
+        efl_gfx_entity_visible_set(ti->icon, EINA_TRUE);
+     }
+   else
+     {
+        efl_layout_signal_emit(tab, "efl,state,icon,hidden", "efl");
+        efl_layout_signal_emit(tab, "efl,icon,hidden", "efl");
+     }
+
+   if (ti->label)
+     {
+        efl_text_set(efl_part(tab, "efl.text"), ti->label);
+        efl_layout_signal_emit(tab, "efl,state,text,visible", "efl");
+        efl_layout_signal_emit(tab, "efl,text,visible", "efl");
+     }
+   else
+     {
+        efl_layout_signal_emit(tab, "efl,state,text,hidden", "efl");
+        efl_layout_signal_emit(tab, "efl,text,hidden", "efl");
+     }
+
+   efl_ui_widget_focus_allow_set(tab, EINA_TRUE);
+
+   ti->tab = tab;
+
+   return ti;
+}
+
+EOLIAN static void
+_efl_ui_tab_bar_tab_add(Eo *obj, Efl_Ui_Tab_Bar_Data *sd,
+                        int index, const char *label, const char *icon)
+{
+   Tab_Info *ti;
+   ti = _tab_add(obj, label, icon);
+
+   efl_parent_set(ti->tab, obj);
+   efl_ui_widget_sub_object_add(obj, ti->tab);
+
+   if (sd->cnt > index)
+     {
+        Tab_Info *existing_ti;
+        existing_ti = eina_list_nth(sd->tab_infos, index);
+
+        sd->tab_infos = eina_list_prepend_relative(sd->tab_infos, ti, existing_ti);
+        evas_object_box_insert_before(sd->bx, ti->tab, existing_ti->tab);
+
+        if (sd->cur >= index) sd->cur ++;
+     }
+   else
+     {
+        sd->tab_infos = eina_list_append(sd->tab_infos, ti);
+        evas_object_box_append(sd->bx, ti->tab);
+     }
+
+   sd->cnt ++;
+}
+
+EOLIAN static void
+_efl_ui_tab_bar_tab_remove(Eo *obj EINA_UNUSED, Efl_Ui_Tab_Bar_Data *sd, int index)
+{
+   if ((sd->cnt > 0) && (sd->cnt > index) && (index >= 0))
+     {
+        Tab_Info *ti;
+        ti = eina_list_nth(sd->tab_infos, index);
+
+        _tab_unselect(sd, ti);
+        evas_object_box_remove(sd->bx, ti->tab);
+        efl_del(ti->tab);
+        efl_del(ti->icon);
+
+        sd->tab_infos = eina_list_remove(sd->tab_infos, ti);
+        sd->cnt --;
+     }
+}
+
+EOLIAN static void
+_efl_ui_tab_bar_tab_label_set(Eo *obj EINA_UNUSED, Efl_Ui_Tab_Bar_Data *sd, int index, const char *label)
+{
+   Tab_Info *ti;
+   ti = eina_list_nth(sd->tab_infos, index);
+   eina_stringshare_replace(&ti->label, label);
+
+   efl_text_set(efl_part(ti->tab, "efl.text"), ti->label);
+}
+
+EOLIAN static void
+_efl_ui_tab_bar_tab_icon_set(Eo *obj, Efl_Ui_Tab_Bar_Data *sd, int index, const char *icon)
+{
+   Eo *icon_obj;
+   Tab_Info *ti;
+   ti = eina_list_nth(sd->tab_infos, index);
+
+   if ((icon) && (ti->icon_str) && (!strcmp(icon, ti->icon_str))) return;
+
+   icon_obj = elm_icon_add(obj);
+   if (!icon_obj) return;
+   if (_tab_icon_set(icon_obj, "toolbar/", icon))
+     _tab_icon_obj_set(obj, ti, icon_obj, icon, "efl,state,icon_set");
+   else
+     {
+        _tab_icon_obj_set(obj, ti, NULL, NULL, "efl,state,icon_set");
+        efl_del(icon_obj);
+     }
+}
+
+static void
+_layout(Evas_Object *o,
+        Evas_Object_Box_Data *priv,
+        void *data)
+{
+   Evas_Object *obj = (Evas_Object *)data;
+   Eina_Bool horizontal;
+
+   EFL_UI_TAB_BAR_DATA_GET(obj, sd);
+
+   horizontal = efl_ui_dir_is_horizontal(sd->dir, EINA_TRUE);
+
+   _els_box_layout
+     (o, priv, horizontal, EINA_TRUE, efl_ui_mirrored_get(obj));
+}
+
+EOLIAN static void
+_efl_ui_tab_bar_efl_object_destructor(Eo *obj, Efl_Ui_Tab_Bar_Data *sd EINA_UNUSED)
+{
+   efl_destructor(efl_super(obj, MY_CLASS));
+}
+
+EOLIAN static Efl_Object *
+_efl_ui_tab_bar_efl_object_constructor(Eo *obj, Efl_Ui_Tab_Bar_Data *sd)
+{
+   ELM_WIDGET_DATA_GET_OR_RETURN(obj, wd, NULL);
+
+   if (!elm_widget_theme_klass_get(obj))
+     elm_widget_theme_klass_set(obj, "tab_bar");
+
+   obj = efl_constructor(efl_super(obj, MY_CLASS));
+
+   if (!elm_widget_theme_object_set(obj, wd->resize_obj,
+                                    elm_widget_theme_klass_get(obj),
+                                    elm_widget_theme_element_get(obj),
+                                    elm_widget_theme_style_get(obj)))
+     CRI("Failed to set layout!");
+
+   elm_widget_sub_object_parent_add(obj);
+
+   sd->dir = EFL_UI_DIR_HORIZONTAL;
+   sd->bx = evas_object_box_add(evas_object_evas_get(obj));
+   evas_object_box_align_set(sd->bx, 0.5, 0.5);
+   evas_object_box_layout_set(sd->bx, _layout, obj, NULL);
+
+   efl_ui_widget_focus_allow_set(obj, EINA_TRUE);
+
+   efl_content_set(efl_part(obj, "efl.content"), sd->bx);
+
+   sd->cnt = 0;
+   sd->cur = -1;
+
+   Tab_Info *ti = calloc(1, sizeof(*ti));
+   sd->selected_tab = ti;
+
+   return obj;
+}
+
+#include "efl_ui_tab_bar.eo.c"