Toolbar: Add the more panel feature in toolbar. When it is the ELM_TOOLBAR_SHRINK_EXP...
[framework/uifw/elementary.git] / src / lib / elm_toolbar.c
index bd2e094..75a2093 100644 (file)
@@ -9,7 +9,7 @@ typedef struct _Elm_Toolbar_Item Elm_Toolbar_Item;
 
 struct _Widget_Data
 {
-   Evas_Object *scr, *bx;
+   Evas_Object *scr, *bx, *more, *bx_more, *bx_more2;
    Evas_Object *menu_parent;
    Eina_Inlist *items;
    Elm_Toolbar_Item *more_item, *selected_item;
@@ -17,6 +17,7 @@ struct _Widget_Data
    Elm_Icon_Lookup_Order lookup_order;
    int icon_size;
    unsigned int item_count;
+   unsigned int item_max;
    double align;
    Elm_Object_Select_Mode select_mode;
    Eina_Bool homogeneous : 1;
@@ -35,11 +36,13 @@ struct _Elm_Toolbar_Item
    Evas_Object *icon;
    Evas_Object *object;
    Evas_Object *o_menu;
+   Evas_Object *in_box;
    Evas_Smart_Cb func;
-   struct {
-      int priority;
-      Eina_Bool visible : 1;
-   } prio;
+   struct
+     {
+        int priority;
+        Eina_Bool visible : 1;
+     } prio;
    Eina_Bool selected : 1;
    Eina_Bool separator : 1;
    Eina_Bool menu : 1;
@@ -168,17 +171,26 @@ _item_select(Elm_Toolbar_Item *it)
    Widget_Data *wd = elm_widget_data_get(WIDGET(it));
    Evas_Object *obj2;
    Eina_Bool sel;
+   Evas_Coord w, h;
 
    if (!wd) return;
    if (elm_widget_item_disabled_get(it) || (it->separator) || (it->object)) return;
    sel = it->selected;
 
+   evas_object_geometry_get(it->object, NULL, NULL, &w, &h);
+
    if (wd->select_mode != ELM_OBJECT_SELECT_MODE_NONE)
      {
         if (sel)
           {
-             if (wd->select_mode == ELM_OBJECT_SELECT_MODE_ALWAYS) return;
-             _item_unselect(it);
+             if (wd->shrink_mode == ELM_TOOLBAR_SHRINK_EXPAND)
+               if (wd->more_item == it)
+                 {
+                    edje_object_signal_emit(elm_layout_edje_get(wd->more), "elm,state,close", "elm");
+                    _item_unselect(it);
+                 }
+             if (wd->select_mode != ELM_OBJECT_SELECT_MODE_ALWAYS)
+               _item_unselect(it);
           }
         else
           {
@@ -188,6 +200,30 @@ _item_select(Elm_Toolbar_Item *it)
 
              it->selected = EINA_TRUE;
              wd->selected_item = it;
+             if (wd->shrink_mode == ELM_TOOLBAR_SHRINK_EXPAND)
+               {
+                  if (wd->more_item == it)
+                    {
+                       if (!evas_object_box_children_get(wd->bx_more2))
+                         edje_object_signal_emit(elm_layout_edje_get(wd->more), "elm,state,open", "elm");
+                       else
+                         edje_object_signal_emit(elm_layout_edje_get(wd->more), "elm,state,open2", "elm");
+                    }
+                  else
+                    {
+                       if (it->in_box != wd->bx)
+                         {
+                            edje_object_signal_emit(wd->VIEW(more_item), "elm,state,selected", "elm");
+                            elm_widget_signal_emit(wd->more_item->icon, "elm,state,selected", "elm");
+                         }
+                       else
+                         {
+                            edje_object_signal_emit(wd->VIEW(more_item), "elm,state,unselected", "elm");
+                            elm_widget_signal_emit(wd->more_item->icon, "elm,state,unselected", "elm");
+                         }
+                       edje_object_signal_emit(elm_layout_edje_get(wd->more), "elm,state,close", "elm");
+                    }
+               }
              edje_object_signal_emit(VIEW(it), "elm,state,selected", "elm");
              elm_widget_signal_emit(it->icon, "elm,state,selected", "elm");
              _item_show(it);
@@ -267,7 +303,7 @@ _del_pre_hook(Evas_Object *obj)
 
    if (!wd) return;
    it = ELM_TOOLBAR_ITEM_FROM_INLIST(wd->items);
-   while(it)
+   while (it)
      {
         next = ELM_TOOLBAR_ITEM_FROM_INLIST(EINA_INLIST_GET(it)->next);
         _item_del(it);
@@ -335,7 +371,7 @@ _theme_hook_item(Evas_Object *obj, Elm_Toolbar_Item *it, double scale, int icon_
              evas_object_size_hint_max_set(it->icon, ms, ms);
              edje_object_part_swallow(view, "elm.swallow.icon", it->icon);
           }
-        edje_object_part_text_set(view, "elm.text", it->label);
+        edje_object_part_text_escaped_set(view, "elm.text", it->label);
      }
    else
      {
@@ -430,10 +466,14 @@ _item_content_set_hook(Elm_Object_Item *it,
    Elm_Toolbar_Item *item = (Elm_Toolbar_Item *) it;
    Evas_Object *obj = WIDGET(item);
    Widget_Data *wd = elm_widget_data_get(obj);
-
+   if (!wd || !obj) return;
    if (item->object == content) return;
+
+   if (item->object) evas_object_del(item->object);
+
    item->object = content;
-   elm_widget_sub_object_add(obj, item->object);
+   if (item->object)
+     elm_widget_sub_object_add(obj, item->object);
    scale = (elm_widget_scale_get(obj) * _elm_config->scale);
    _theme_hook_item(obj, item, scale, wd->icon_size);
 }
@@ -532,6 +572,7 @@ _sizing_eval(Evas_Object *obj)
 //        minh = minh + (h - vh);
      }
    evas_object_resize(wd->bx, minw_bx, minh_bx);
+   evas_object_resize(wd->more, w, h);
    evas_object_size_hint_min_set(obj, minw, minh);
    evas_object_size_hint_max_set(obj, -1, -1);
 }
@@ -569,13 +610,16 @@ _toolbar_item_prio_compare_cb(const void *i1, const void *i2)
    if (!eti2) return 1;
    if (!eti1) return -1;
 
+   if (eti2->prio.priority == eti1->prio.priority)
+     return -1;
+
    return eti2->prio.priority - eti1->prio.priority;
 }
 
 static void
 _fix_items_visibility(Widget_Data *wd, Evas_Coord *iw, Evas_Coord vw)
 {
-   Elm_Toolbar_Item *it;
+   Elm_Toolbar_Item *it, *prev;
    Eina_List *sorted = NULL;
    Evas_Coord ciw = 0, cih = 0;
 
@@ -596,7 +640,70 @@ _fix_items_visibility(Widget_Data *wd, Evas_Coord *iw, Evas_Coord vw)
         evas_object_geometry_get(VIEW(it), NULL, NULL, &ciw, &cih);
         if (wd->vertical) *iw += cih;
         else              *iw += ciw;
-        it->prio.visible = (*iw <= vw);
+        if (!it->separator)
+          it->prio.visible = (*iw <= vw);
+        else
+          {
+             prev = ELM_TOOLBAR_ITEM_FROM_INLIST(EINA_INLIST_GET(it)->prev);
+             it->prio.visible = prev->prio.visible;
+          }
+     }
+}
+
+static void
+_fix_items_visibility_by_number(Widget_Data *wd, unsigned int *count)
+{
+   Elm_Toolbar_Item *it, *prev, *next, *max = NULL;
+   Eina_List *sorted = NULL;
+   *count = 0;
+
+   EINA_INLIST_FOREACH(wd->items, it)
+     {
+        if (it->separator)
+          {
+             prev = ELM_TOOLBAR_ITEM_FROM_INLIST(EINA_INLIST_GET(it)->prev);
+             it->prio.priority = prev->prio.priority;
+          }
+     }
+
+   EINA_INLIST_FOREACH(wd->items, it)
+     {
+        sorted = eina_list_sorted_insert(sorted,
+                                         _toolbar_item_prio_compare_cb, it);
+     }
+
+   EINA_LIST_FREE(sorted, it)
+     {
+        *count += 1;
+        if(*count <= wd->item_max)
+          {
+             it->prio.visible = EINA_TRUE;
+             it->in_box = wd->bx;
+             if (*count == wd->item_max)
+               max = it;
+          }
+        else
+          {
+             it->prio.visible = EINA_FALSE;
+             if (wd->item_count < (wd->item_max * 2) ||
+                 *count <= (wd->item_count + wd->item_max) / 2)
+               it->in_box = wd->bx_more;
+             else
+               it->in_box = wd->bx_more2;
+
+             if (max)
+               {
+                  max->prio.visible = EINA_FALSE;
+                  max->in_box = wd->bx_more;
+                  next = ELM_TOOLBAR_ITEM_FROM_INLIST(EINA_INLIST_GET(max)->next);
+                  if (next && next->separator)
+                    {
+                       next->prio.visible = max->prio.visible;
+                       next->in_box = max->in_box;
+                    }
+                  max = NULL;
+               }
+          }
      }
 }
 
@@ -614,6 +721,7 @@ _resize_job(void *data)
    Widget_Data *wd = elm_widget_data_get(obj);
    Evas_Coord mw, mh, vw = 0, vh = 0, w = 0, h = 0;
    Elm_Toolbar_Item *it;
+   Eina_List *list;
 
    if (!wd) return;
    wd->resize_job = NULL;
@@ -737,12 +845,33 @@ _resize_job(void *data)
      }
    else if (wd->shrink_mode == ELM_TOOLBAR_SHRINK_EXPAND)
      {
+        unsigned int count;
         if ((vw >= mw) && (vh >= mh))
           evas_object_resize(wd->bx, vw, vh);
         else if (vw < mw)
           evas_object_resize(wd->bx, mw, vh);
         else if (vh < mh)
           evas_object_resize(wd->bx, vw, mh);
+        _fix_items_visibility_by_number(wd, &count);
+
+        evas_object_box_remove_all(wd->bx, EINA_FALSE);
+        evas_object_box_remove_all(wd->bx_more, EINA_FALSE);
+        evas_object_box_remove_all(wd->bx_more2, EINA_FALSE);
+        EINA_INLIST_FOREACH(wd->items, it)
+          {
+             if (it->in_box)
+               {
+                  evas_object_box_append(it->in_box, VIEW(it));
+                  evas_object_show(VIEW(it));
+               }
+          }
+        if (count > wd->item_max)
+          {
+             evas_object_box_append(wd->bx, wd->VIEW(more_item));
+             evas_object_show(wd->VIEW(more_item));
+          }
+        else
+          evas_object_hide(wd->VIEW(more_item));
      }
    else
      {
@@ -764,6 +893,28 @@ _resize_job(void *data)
           }
      }
 
+   // Remove the first or last separator since it is not neccessary
+   list = evas_object_box_children_get(wd->bx_more);
+   EINA_INLIST_FOREACH(wd->items, it)
+     {
+        if (it->separator && ((VIEW(it) == eina_list_data_get(list)) ||
+            (VIEW(it) == eina_list_nth(list, eina_list_count(list)-1))))
+          {
+             evas_object_box_remove(wd->bx_more, VIEW(it));
+             evas_object_hide(VIEW(it));
+          }
+     }
+   list = evas_object_box_children_get(wd->bx_more2);
+   EINA_INLIST_FOREACH(wd->items, it)
+     {
+        if (it->separator && ((VIEW(it) == eina_list_data_get(list)) ||
+            (VIEW(it) == eina_list_nth(list, eina_list_count(list)-1))))
+          {
+             evas_object_box_remove(wd->bx_more2, VIEW(it));
+             evas_object_hide(VIEW(it));
+          }
+     }
+
    _mirrored_set(obj, elm_widget_mirrored_get(obj));
 }
 
@@ -778,11 +929,23 @@ static void
 _resize(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
 {
    Widget_Data *wd = elm_widget_data_get(data);
+   Evas_Coord x, y, h;
+   evas_object_geometry_get(data, &x, &y, NULL, &h);
+   evas_object_move(wd->more, x, y + h);
    if (!wd->resize_job)
      wd->resize_job = ecore_job_add(_resize_job, data);
 }
 
 static void
+_move(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
+{
+   Widget_Data *wd = elm_widget_data_get(data);
+   Evas_Coord x, y, h;
+   evas_object_geometry_get(data, &x, &y, NULL, &h);
+   evas_object_move(wd->more, x, y + h);
+}
+
+static void
 _select_filter(Elm_Toolbar_Item *it, Evas_Object *obj __UNUSED__, const char *emission, const char *source __UNUSED__)
 {
    int button;
@@ -1002,7 +1165,7 @@ _item_new(Evas_Object *obj, const char *icon, const char *label, Evas_Smart_Cb f
      }
    if (it->label)
      {
-        edje_object_part_text_set(VIEW(it), "elm.text", it->label);
+        edje_object_part_text_escaped_set(VIEW(it), "elm.text", it->label);
         edje_object_signal_emit(VIEW(it), "elm,state,text,visible", "elm");
      }
    mw = mh = -1;
@@ -1033,7 +1196,6 @@ _item_new(Evas_Object *obj, const char *icon, const char *label, Evas_Smart_Cb f
                                   _resize_item, obj);
    if ((!wd->items) && (wd->select_mode == ELM_OBJECT_SELECT_MODE_ALWAYS))
      _item_select(it);
-   wd->item_count++;
    return it;
 }
 
@@ -1042,7 +1204,7 @@ _elm_toolbar_item_label_update(Elm_Toolbar_Item *item)
 {
    Evas_Coord mw = -1, mh = -1;
    Widget_Data *wd = elm_widget_data_get(WIDGET(item));
-   edje_object_part_text_set(VIEW(item), "elm.text", item->label);
+   edje_object_part_text_escaped_set(VIEW(item), "elm.text", item->label);
    edje_object_signal_emit(VIEW(item), "elm,state,text,visible", "elm");
 
    elm_coords_finger_size_adjust(1, &mw, 1, &mh);
@@ -1090,7 +1252,7 @@ _item_label_set(Elm_Toolbar_Item *item, const char *label, const char *sig)
    s = edje_object_data_get(VIEW(item), "transition_animation_on");
    if ((s) && (atoi(s)))
      {
-        edje_object_part_text_set(VIEW(item), "elm.text_new", item->label);
+        edje_object_part_text_escaped_set(VIEW(item), "elm.text_new", item->label);
         edje_object_signal_emit (VIEW(item), sig, "elm");
         edje_object_signal_callback_add(VIEW(item),
                                         "elm,state,label_set,done", "elm",
@@ -1241,9 +1403,11 @@ elm_toolbar_add(Evas_Object *parent)
    elm_widget_del_hook_set(obj, _del_hook);
    elm_widget_theme_hook_set(obj, _theme_hook);
    elm_widget_translate_hook_set(obj, _translate_hook);
+   elm_widget_can_focus_set(obj, EINA_TRUE);
 
    wd->more_item = NULL;
    wd->selected_item = NULL;
+   wd->item_max = 9999;
    wd->scr = elm_smart_scroller_add(e);
    elm_smart_scroller_widget_set(wd->scr, obj);
    elm_smart_scroller_object_theme_set(obj, wd->scr, "toolbar", "base", "default");
@@ -1255,7 +1419,6 @@ elm_toolbar_add(Evas_Object *parent)
                                  ELM_SMART_SCROLLER_POLICY_AUTO,
                                  ELM_SMART_SCROLLER_POLICY_OFF);
 
-
    wd->icon_size = _elm_toolbar_icon_size_get(wd);
 
 
@@ -1269,8 +1432,28 @@ elm_toolbar_add(Evas_Object *parent)
    elm_smart_scroller_child_set(wd->scr, wd->bx);
    evas_object_show(wd->bx);
 
+   wd->more = elm_layout_add(obj);
+   elm_layout_theme_set(wd->more, "toolbar", "more", "default");
+   elm_widget_sub_object_add(obj, wd->more);
+   evas_object_show(wd->more);
+
+   wd->bx_more = evas_object_box_add(e);
+   evas_object_size_hint_align_set(wd->bx_more, wd->align, 0.5);
+   evas_object_box_layout_set(wd->bx_more, _layout, obj, NULL);
+   elm_widget_sub_object_add(obj, wd->bx_more);
+   elm_object_part_content_set(wd->more, "elm.swallow.content", wd->bx_more);
+   evas_object_show(wd->bx_more);
+
+   wd->bx_more2 = evas_object_box_add(e);
+   evas_object_size_hint_align_set(wd->bx_more2, wd->align, 0.5);
+   evas_object_box_layout_set(wd->bx_more2, _layout, obj, NULL);
+   elm_widget_sub_object_add(obj, wd->bx_more2);
+   elm_object_part_content_set(wd->more, "elm.swallow.content2", wd->bx_more2);
+   evas_object_show(wd->bx_more2);
+
    elm_toolbar_shrink_mode_set(obj, _elm_config->toolbar_shrink_mode);
    evas_object_event_callback_add(wd->scr, EVAS_CALLBACK_RESIZE, _resize, obj);
+   evas_object_event_callback_add(wd->scr, EVAS_CALLBACK_MOVE, _move, obj);
    evas_object_event_callback_add(wd->bx, EVAS_CALLBACK_RESIZE, _resize, obj);
    elm_toolbar_icon_order_lookup_set(obj, ELM_ICON_LOOKUP_THEME_FDO);
 
@@ -1317,6 +1500,7 @@ elm_toolbar_item_append(Evas_Object *obj, const char *icon, const char *label, E
 
    _theme_hook_item(obj, it, scale, wd->icon_size);
    _sizing_eval(obj);
+   wd->item_count++;
 
    return (Elm_Object_Item *)it;
 }
@@ -1337,6 +1521,7 @@ elm_toolbar_item_prepend(Evas_Object *obj, const char *icon, const char *label,
    evas_object_show(VIEW(it));
    _theme_hook_item(obj, it, scale, wd->icon_size);
    _sizing_eval(obj);
+   wd->item_count++;
 
    return (Elm_Object_Item *)it;
 }
@@ -1362,6 +1547,7 @@ elm_toolbar_item_insert_before(Evas_Object *obj, Elm_Object_Item *before, const
    evas_object_show(VIEW(it));
    _theme_hook_item(obj, it, scale, wd->icon_size);
    _sizing_eval(obj);
+   wd->item_count++;
 
    return (Elm_Object_Item *)it;
 }
@@ -1387,6 +1573,7 @@ elm_toolbar_item_insert_after(Evas_Object *obj, Elm_Object_Item *after, const ch
    evas_object_show(VIEW(it));
    _theme_hook_item(obj, it, scale, wd->icon_size);
    _sizing_eval(obj);
+   wd->item_count++;
 
    return (Elm_Object_Item *)it;
 }
@@ -1487,6 +1674,15 @@ elm_toolbar_selected_item_get(const Evas_Object *obj)
    return (Elm_Object_Item *) wd->selected_item;
 }
 
+EAPI Elm_Object_Item *
+elm_toolbar_more_item_get(const Evas_Object *obj)
+{
+   ELM_CHECK_WIDTYPE(obj, widtype) NULL;
+   Widget_Data *wd = elm_widget_data_get(obj);
+   if (!wd) return NULL;
+   return (Elm_Object_Item *) wd->more_item;
+}
+
 EAPI void
 elm_toolbar_item_icon_set(Elm_Object_Item *it, const char *icon)
 {
@@ -1661,6 +1857,12 @@ elm_toolbar_shrink_mode_set(Evas_Object *obj, Elm_Toolbar_Shrink_Mode shrink_mod
    else if (shrink_mode == ELM_TOOLBAR_SHRINK_HIDE)
      elm_smart_scroller_policy_set(wd->scr, ELM_SMART_SCROLLER_POLICY_OFF,
                                    ELM_SMART_SCROLLER_POLICY_OFF);
+   else if (shrink_mode == ELM_TOOLBAR_SHRINK_EXPAND)
+     {
+        elm_smart_scroller_policy_set(wd->scr, ELM_SMART_SCROLLER_POLICY_AUTO,
+                                      ELM_SMART_SCROLLER_POLICY_OFF);
+        wd->more_item = _item_new(obj, "more_menu", "More", NULL, NULL);
+     }
    else
      elm_smart_scroller_policy_set(wd->scr, ELM_SMART_SCROLLER_POLICY_AUTO,
                                    ELM_SMART_SCROLLER_POLICY_OFF);
@@ -2040,6 +2242,24 @@ elm_toolbar_items_count(const Evas_Object *obj)
 }
 
 EAPI void
+elm_toolbar_items_max_set(Evas_Object *obj, unsigned int max)
+{
+   ELM_CHECK_WIDTYPE(obj, widtype);
+   Widget_Data *wd = elm_widget_data_get(obj);
+   if (!wd) return;
+   wd->item_max = max;
+}
+
+EAPI unsigned int
+elm_toolbar_items_max_get(const Evas_Object *obj)
+{
+   ELM_CHECK_WIDTYPE(obj, widtype) 0;
+   Widget_Data *wd = elm_widget_data_get(obj);
+   if (!wd) return 0;
+   return wd->item_max;
+}
+
+EAPI void
 elm_toolbar_select_mode_set(Evas_Object *obj, Elm_Object_Select_Mode mode)
 {
    ELM_CHECK_WIDTYPE(obj, widtype);