#include "elm_priv.h"
/**
- * @defgroup Slideshow slideshow
+ * @defgroup Slideshow Slideshow
* @ingroup Elementary
*
* This object display a list of object (generally a list of images) and some actions like
*
* The slideshow use 2 callbacks to create and delete the objects displayed. When an item
* is displayed the function itc->func.get() is called. This function should create the object,
- * for example the object can be an evas_object_image or a photocam. When a object is no more
+ * for example the object can be an evas_object_image or a photocam. When an object is no more
* displayed the function itc->func.del() is called, the user can delete the dana associated to the item.
+ *
+ * Signals that you can add callbacks for are:
+ *
+ * "changed" - when the slideshow switch to another item
*/
typedef struct _Widget_Data Widget_Data;
struct _Elm_Slideshow_Item
{
- Evas_Object *obj;
+ Elm_Widget_Item base;
Eina_List *l, *l_built;
- const void *data;
const Elm_Slideshow_Item_Class *itc;
-
- Evas_Object *o;
};
struct _Widget_Data
Eina_List *transitions;
const char *transition;
+ int count_item_pre_before;
+ int count_item_pre_after;
Ecore_Timer *timer;
- int timeout;
+ double timeout;
Eina_Bool loop:1;
struct {
- const char *current;
- Eina_List *list; //list of const char *
+ const char *current;
+ Eina_List *list; //list of const char *
} layout;
};
static const char *widtype = NULL;
static void _del_hook(Evas_Object *obj);
+static void _mirrored_set(Evas_Object *obj, Eina_Bool rtl);
static void _theme_hook(Evas_Object *obj);
static void _sizing_eval(Evas_Object *obj);
static void _changed_size_hints(void *data, Evas *e, Evas_Object *obj, void *event_info);
static Eina_Bool _timer_cb(void *data);
+static void _on_focus_hook(void *data, Evas_Object *obj);
+static Eina_Bool _event_hook(Evas_Object *obj, Evas_Object *src,
+ Evas_Callback_Type type, void *event_info);
+
+static const char SIG_CHANGED[] = "changed";
+
+static const Evas_Smart_Cb_Description _signals[] = {
+ {SIG_CHANGED, ""},
+ {NULL, NULL}
+};
+
+static Eina_Bool
+_event_hook(Evas_Object *obj, Evas_Object *src __UNUSED__, Evas_Callback_Type type, void *event_info)
+{
+ if (type != EVAS_CALLBACK_KEY_DOWN) return EINA_FALSE;
+ Evas_Event_Key_Down *ev = event_info;
+ Widget_Data *wd = elm_widget_data_get(obj);
+ if (!wd) return EINA_FALSE;
+ if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD) return EINA_FALSE;
+ if (elm_widget_disabled_get(obj)) return EINA_FALSE;
+ if ((!strcmp(ev->keyname, "Left")) || (!strcmp(ev->keyname, "KP_Left")))
+ {
+ elm_slideshow_previous(obj);
+ ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
+ return EINA_TRUE;
+ }
+ if ((!strcmp(ev->keyname, "Right")) || (!strcmp(ev->keyname, "KP_Right")))
+ {
+ elm_slideshow_next(obj);
+ ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
+ return EINA_TRUE;
+ }
+ if ((!strcmp(ev->keyname, "Return")) ||
+ (!strcmp(ev->keyname, "KP_Enter")) ||
+ (!strcmp(ev->keyname, "space")))
+ {
+ if (wd->timeout)
+ {
+ if (wd->timer)
+ {
+ ecore_timer_del(wd->timer);
+ wd->timer = NULL;
+ }
+ else
+ elm_slideshow_timeout_set(obj, wd->timeout);
+ }
+ ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
+ return EINA_TRUE;
+ }
+ return EINA_FALSE;
+}
static void
_del_hook(Evas_Object *obj)
Widget_Data *wd = elm_widget_data_get(obj);
if (!wd) return;
elm_slideshow_clear(obj);
- _elm_stringlist_free(wd->transitions);
+ elm_widget_stringlist_free(wd->transitions);
if (wd->timer) ecore_timer_del(wd->timer);
EINA_LIST_FREE(wd->layout.list, layout)
- eina_stringshare_del(layout);
+ eina_stringshare_del(layout);
free(wd);
}
static void
+_on_focus_hook(void *data __UNUSED__, Evas_Object *obj)
+{
+ Widget_Data *wd = elm_widget_data_get(obj);
+ if (!wd) return;
+ if (elm_widget_focus_get(obj))
+ {
+ edje_object_signal_emit(wd->slideshow, "elm,action,focus", "elm");
+ evas_object_focus_set(wd->slideshow, EINA_TRUE);
+ }
+ else
+ {
+ edje_object_signal_emit(wd->slideshow, "elm,action,unfocus", "elm");
+ evas_object_focus_set(wd->slideshow, EINA_FALSE);
+ }
+}
+
+static void
+_mirrored_set(Evas_Object *obj, Eina_Bool rtl)
+{
+ Widget_Data *wd = elm_widget_data_get(obj);
+ if (!wd) return;
+ edje_object_mirrored_set(wd->slideshow, rtl);
+}
+
+static void
_theme_hook(Evas_Object *obj)
{
Widget_Data *wd = elm_widget_data_get(obj);
if (!wd) return;
+ _elm_widget_mirrored_reload(obj);
+ _mirrored_set(obj, elm_widget_mirrored_get(obj));
_elm_theme_object_set(obj, wd->slideshow, "slideshow", "base", elm_widget_style_get(obj));
edje_object_scale_set(wd->slideshow, elm_widget_scale_get(obj) *
_elm_config->scale);
static Elm_Slideshow_Item* _item_prev_get(Elm_Slideshow_Item* item)
{
- Widget_Data *wd = elm_widget_data_get(item->obj);
- Elm_Slideshow_Item* prev = eina_list_data_get(eina_list_prev(item->l));
- if(!prev && wd->loop)
- prev = eina_list_data_get(eina_list_last(item->l));
- return prev;
+ Widget_Data *wd = elm_widget_data_get(item->base.widget);
+ Elm_Slideshow_Item* prev = eina_list_data_get(eina_list_prev(item->l));
+ if ((!prev) && (wd->loop))
+ prev = eina_list_data_get(eina_list_last(item->l));
+ return prev;
}
+
static Elm_Slideshow_Item* _item_next_get(Elm_Slideshow_Item* item)
{
- Widget_Data *wd = elm_widget_data_get(item->obj);
- Elm_Slideshow_Item* next = eina_list_data_get(eina_list_next(item->l));
- if(!next && wd->loop)
- next = eina_list_data_get(wd->items);
- return next;
+ Widget_Data *wd = elm_widget_data_get(item->base.widget);
+ Elm_Slideshow_Item* next = eina_list_data_get(eina_list_next(item->l));
+ if ((!next) && (wd->loop))
+ next = eina_list_data_get(wd->items);
+ return next;
}
-
static void
_changed_size_hints(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
{
static void
_item_realize(Elm_Slideshow_Item *item)
{
- Elm_Slideshow_Item *_item;
- Evas_Object *obj = item->obj;
+ Elm_Slideshow_Item *_item_prev, *_item_next;
+ Evas_Object *obj = item->base.widget;
Widget_Data *wd = elm_widget_data_get(obj);
+ int ac, bc, lc;
if (!wd) return;
- if ((!item->o) && (item->itc->func.get))
+ if ((!item->base.view) && (item->itc->func.get))
{
- item->o = item->itc->func.get((void*)item->data, obj);
- evas_object_smart_member_add(item->o, obj);
+ item->base.view = item->itc->func.get((void*)item->base.data, obj);
+ evas_object_smart_member_add(item->base.view, obj);
item->l_built = eina_list_append(NULL, item);
wd->items_built = eina_list_merge(wd->items_built, item->l_built);
- evas_object_hide(item->o);
+ evas_object_hide(item->base.view);
}
else if (item->l_built)
wd->items_built = eina_list_demote_list(wd->items_built, item->l_built);
//pre-create previous and next item
- _item = _item_next_get(item);
- if ((_item) && (!_item->o) && (_item->itc->func.get))
+ ac = wd->count_item_pre_after;
+ _item_next = item;
+ bc = wd->count_item_pre_before;
+ _item_prev = item;
+ lc = eina_list_count(wd->items) - 1;
+ while (lc > 0 && ((ac > 0) || (bc > 0)))
{
- _item->o = _item->itc->func.get((void*)_item->data, obj);
- evas_object_smart_member_add(_item->o, obj);
- _item->l_built = eina_list_append(NULL, _item);
- wd->items_built = eina_list_merge(wd->items_built, _item->l_built);
- evas_object_hide(_item->o);
+ if (lc > 0 && ac > 0)
+ {
+ --ac;
+ --lc;
+ if (_item_next)
+ {
+ _item_next = _item_next_get(_item_next);
+ if ((_item_next)
+ && (!_item_next->base.view)
+ && (_item_next->itc->func.get))
+ {
+ _item_next->base.view =
+ _item_next->itc->func.get(
+ (void*)_item_next->base.data, obj);
+ evas_object_smart_member_add(_item_next->base.view, obj);
+ _item_next->l_built = eina_list_append(NULL, _item_next);
+ wd->items_built = eina_list_merge(wd->items_built,
+ _item_next->l_built);
+ evas_object_hide(_item_next->base.view);
+ }
+ else if (_item_next && _item_next->l_built)
+ wd->items_built =
+ eina_list_demote_list(wd->items_built,
+ _item_next->l_built);
+ }
+ }
+
+ if (lc > 0 && bc > 0)
+ {
+ --bc;
+ --lc;
+ if (_item_prev)
+ {
+ _item_prev = _item_prev_get(_item_prev);
+ if ((_item_prev)
+ && (!_item_prev->base.view)
+ && (_item_prev->itc->func.get))
+ {
+ _item_prev->base.view =
+ _item_prev->itc->func.get(
+ (void*)_item_prev->base.data, obj);
+ evas_object_smart_member_add(_item_prev->base.view, obj);
+ _item_prev->l_built = eina_list_append(NULL, _item_prev);
+ wd->items_built = eina_list_merge(wd->items_built,
+ _item_prev->l_built);
+ evas_object_hide(_item_prev->base.view);
+ }
+ else if (_item_prev && _item_prev->l_built)
+ wd->items_built =
+ eina_list_demote_list(wd->items_built,
+ _item_prev->l_built);
+ }
+ }
}
- else if ((_item) && (_item->l_built))
- wd->items_built = eina_list_demote_list(wd->items_built, _item->l_built);
-
- _item = _item_prev_get(item);
- if ((_item) && (!_item->o) && (_item->itc->func.get))
- {
- _item->o = _item->itc->func.get((void*)_item->data, obj);
- evas_object_smart_member_add(_item->o, obj);
- _item->l_built = eina_list_append(NULL, _item);
- wd->items_built = eina_list_merge(wd->items_built, _item->l_built);
- evas_object_hide(_item->o);
- }
- else if ((_item) && (_item->l_built))
- wd->items_built = eina_list_demote_list(wd->items_built, _item->l_built);
//delete unused items
- while (eina_list_count(wd->items_built) > 3)
+ lc = wd->count_item_pre_before + wd->count_item_pre_after + 1;
+ while ((int)eina_list_count(wd->items_built) > lc)
{
- _item = eina_list_data_get(wd->items_built);
- wd->items_built = eina_list_remove_list(wd->items_built, wd->items_built);
- if(item->itc->func.del)
- item->itc->func.del((void*)item->data, _item->o);
- evas_object_del(_item->o);
- _item->o = NULL;
+ item = eina_list_data_get(wd->items_built);
+ wd->items_built = eina_list_remove_list(wd->items_built,
+ wd->items_built);
+ if (item->itc->func.del)
+ item->itc->func.del((void*)item->base.data, item->base.view);
+ evas_object_del(item->base.view);
+ item->base.view = NULL;
}
}
static void
_end(void *data, Evas_Object *obj __UNUSED__, const char *emission __UNUSED__, const char *source __UNUSED__)
{
- Elm_Slideshow_Item *item;
- Widget_Data *wd = elm_widget_data_get(data);
- if (!wd) return;
+ Elm_Slideshow_Item *item;
+ Widget_Data *wd = elm_widget_data_get(data);
+ if (!wd) return;
- item = wd->previous;
- if(item)
- {
- edje_object_part_unswallow(NULL, item->o);
- evas_object_hide(item->o);
- wd->previous = NULL;
- }
+ item = wd->previous;
+ if (item)
+ {
+ edje_object_part_unswallow(NULL, item->base.view);
+ evas_object_hide(item->base.view);
+ wd->previous = NULL;
+ }
- item = wd->current;
- if (!item || !item->o) return;
+ item = wd->current;
+ if ((!item) || (!item->base.view)) return;
- _item_realize(item);
- edje_object_part_unswallow(NULL, item->o);
- evas_object_show(item->o);
+ _item_realize(item);
+ edje_object_part_unswallow(NULL, item->base.view);
+ evas_object_show(item->base.view);
- edje_object_signal_emit(wd->slideshow, "anim,end", "slideshow");
- edje_object_part_swallow(wd->slideshow, "elm.swallow.1", item->o);
+ edje_object_signal_emit(wd->slideshow, "anim,end", "slideshow");
+ edje_object_part_swallow(wd->slideshow, "elm.swallow.1", item->base.view);
}
-
static Eina_Bool
_timer_cb(void *data)
{
return ECORE_CALLBACK_CANCEL;
}
-
-
/**
* Add a new slideshow to the parent
*
Evas *e;
Widget_Data *wd;
- wd = ELM_NEW(Widget_Data);
- e = evas_object_evas_get(parent);
- obj = elm_widget_add(e);
+ ELM_WIDGET_STANDARD_SETUP(wd, Widget_Data, parent, e, obj, NULL);
+
ELM_SET_WIDTYPE(widtype, "slideshow");
elm_widget_type_set(obj, "slideshow");
elm_widget_sub_object_add(parent, obj);
+ elm_widget_on_focus_hook_set(obj, _on_focus_hook, NULL);
elm_widget_data_set(obj, wd);
elm_widget_del_hook_set(obj, _del_hook);
elm_widget_theme_hook_set(obj, _theme_hook);
+ elm_widget_can_focus_set(obj, EINA_TRUE);
+ elm_widget_event_hook_set(obj, _event_hook);
wd->current = NULL;
wd->previous = NULL;
wd->slideshow = edje_object_add(e);
_elm_theme_object_set(obj, wd->slideshow, "slideshow", "base", "default");
evas_object_smart_member_add(wd->slideshow, obj);
+ wd->count_item_pre_before = 2;
+ wd->count_item_pre_after = 2;
elm_widget_resize_object_set(obj, wd->slideshow);
evas_object_show(wd->slideshow);
- wd->transitions = _elm_stringlist_get(edje_object_data_get(wd->slideshow, "transitions"));
+ wd->transitions = elm_widget_stringlist_get(edje_object_data_get(wd->slideshow, "transitions"));
if (eina_list_count(wd->transitions) > 0)
wd->transition = eina_stringshare_add(eina_list_data_get(wd->transitions));
- wd->layout.list = _elm_stringlist_get(edje_object_data_get(wd->slideshow, "layouts"));
+ wd->layout.list = elm_widget_stringlist_get(edje_object_data_get(wd->slideshow, "layouts"));
if (eina_list_count(wd->layout.list) > 0)
- wd->layout.current = eina_list_data_get(wd->layout.list);
+ wd->layout.current = eina_list_data_get(wd->layout.list);
edje_object_signal_callback_add(wd->slideshow, "end", "slideshow", _end, obj);
evas_object_smart_callback_add(obj, "sub-object-del", _sub_del, obj);
evas_object_event_callback_add(obj, EVAS_CALLBACK_CHANGED_SIZE_HINTS, _changed_size_hints, obj);
+ evas_object_smart_callbacks_descriptions_set(obj, _signals);
+
+ _mirrored_set(obj, elm_widget_mirrored_get(obj));
_sizing_eval(obj);
return obj;
}
/**
- * Add a object in the list. The object can be a evas object image or a elm photo for example.
+ * Add an object in the list. The object can be a evas object image or a elm photo for example.
*
* @param obj The slideshow object
* @aram itc Callbacks used to create the object and delete the data associated when the item is deleted.
Widget_Data *wd = elm_widget_data_get(obj);
if (!wd) return NULL;
- item = calloc(1, sizeof(Elm_Slideshow_Item));
- item->data = data;
+ item = elm_widget_item_new(obj, Elm_Slideshow_Item);
+ item->base.data = data;
item->itc = itc;
- item->obj = obj;
item->l = eina_list_append(item->l, item);
wd->items = eina_list_merge(wd->items, item->l);
}
/**
+ * Insert an object in the list. The object can be a evas object image or a elm photo for example.
+ *
+ * @param obj The slideshow object
+ * @aram itc Callbacks used to create the object and delete the data associated when the item is deleted.
+ * @param data Data used by the user to identified the item
+ * @param func The function to compare data
+ * @return Returns The slideshow item
+ *
+ * @ingroup Slideshow
+ */
+EAPI Elm_Slideshow_Item*
+elm_slideshow_item_sorted_insert(Evas_Object *obj, const Elm_Slideshow_Item_Class *itc, const void *data, Eina_Compare_Cb func)
+{
+ Elm_Slideshow_Item *item;
+ ELM_CHECK_WIDTYPE(obj, widtype) NULL;
+ Widget_Data *wd = elm_widget_data_get(obj);
+
+ if (!wd) return NULL;
+ item = elm_widget_item_new(obj, Elm_Slideshow_Item);
+ item->base.data = data;
+ item->itc = itc;
+ item->l = eina_list_append(item->l, item);
+
+ wd->items = eina_list_sorted_merge(wd->items, item->l, func);
+
+ if (!wd->current) elm_slideshow_show(item);
+
+ return item;
+}
+
+/**
* Go to the item
*
* @param obj The slideshow object
char buf[1024];
Elm_Slideshow_Item *next = NULL;
Widget_Data *wd;
- if (!item)
- return;
- ELM_CHECK_WIDTYPE(item->obj, widtype);
- wd = elm_widget_data_get(item->obj);
+ ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(item);
+ wd = elm_widget_data_get(item->base.widget);
if (!wd)
return;
if (item == wd->current)
return;
next = item;
- _end(item->obj, item->obj, NULL, NULL);
+ _end(item->base.widget, item->base.widget, NULL, NULL);
if (wd->timer) ecore_timer_del(wd->timer);
- if (wd->timeout > 0)
- wd->timer = ecore_timer_add(wd->timeout, _timer_cb, item->obj);
+ if (wd->timeout > 0.0)
+ wd->timer = ecore_timer_add(wd->timeout, _timer_cb, item->base.widget);
_item_realize(next);
- edje_object_part_swallow(wd->slideshow, "elm.swallow.2", next->o);
- evas_object_show(next->o);
+ edje_object_part_swallow(wd->slideshow, "elm.swallow.2", next->base.view);
+ evas_object_show(next->base.view);
snprintf(buf, sizeof(buf), "%s,next", wd->transition);
edje_object_signal_emit(wd->slideshow, buf, "slideshow");
wd->previous = wd->current;
wd->current = next;
-
+ evas_object_smart_callback_call(item->base.widget, SIG_CHANGED, wd->current);
}
/**
Widget_Data *wd = elm_widget_data_get(obj);
if (!wd) return;
-
+
if (wd->current)
- next = _item_next_get(wd->current);
+ next = _item_next_get(wd->current);
- if (!next || next == wd->current) return;
-
+ if ((!next) || (next == wd->current)) return;
_end(obj, obj, NULL, NULL);
if (wd->timer) ecore_timer_del(wd->timer);
- if (wd->timeout > 0)
- wd->timer = ecore_timer_add(wd->timeout, _timer_cb, obj);
+ if (wd->timeout > 0.0)
+ wd->timer = ecore_timer_add(wd->timeout, _timer_cb, obj);
_item_realize(next);
- edje_object_part_swallow(wd->slideshow, "elm.swallow.2", next->o);
- evas_object_show(next->o);
+ edje_object_part_swallow(wd->slideshow, "elm.swallow.2", next->base.view);
+ evas_object_show(next->base.view);
snprintf(buf, sizeof(buf), "%s,next", wd->transition);
edje_object_signal_emit(wd->slideshow, buf, "slideshow");
wd->previous = wd->current;
wd->current = next;
+ evas_object_smart_callback_call(obj, SIG_CHANGED, wd->current);
}
/**
if (wd->current)
prev = _item_prev_get(wd->current);
- if (!prev || prev == wd->current) return;
+ if ((!prev) || (prev == wd->current)) return;
_end(obj, obj, NULL, NULL);
if (wd->timer) ecore_timer_del(wd->timer);
- if (wd->timeout > 0)
- wd->timer = ecore_timer_add(wd->timeout, _timer_cb, obj);
+ if (wd->timeout > 0.0)
+ wd->timer = ecore_timer_add(wd->timeout, _timer_cb, obj);
_item_realize(prev);
- edje_object_part_swallow(wd->slideshow, "elm.swallow.2", prev->o);
- evas_object_show(prev->o);
+ edje_object_part_swallow(wd->slideshow, "elm.swallow.2", prev->base.view);
+ evas_object_show(prev->base.view);
snprintf(buf, 1024, "%s,previous", wd->transition);
edje_object_signal_emit(wd->slideshow, buf, "slideshow");
wd->previous = wd->current;
wd->current = prev;
+ evas_object_smart_callback_call(obj, SIG_CHANGED, wd->current);
}
/**
*
* @ingroup Slideshow
*/
-const Eina_List *
+EAPI const Eina_List *
elm_slideshow_transitions_get(const Evas_Object *obj)
{
ELM_CHECK_WIDTYPE(obj, widtype) NULL;
*
* @ingroup Slideshow
*/
-const Eina_List *
+EAPI const Eina_List *
elm_slideshow_layouts_get(const Evas_Object *obj)
{
ELM_CHECK_WIDTYPE(obj, widtype) NULL;
* @ingroup Slideshow
*/
EAPI void
-elm_slideshow_timeout_set(Evas_Object *obj ,int timeout)
+elm_slideshow_timeout_set(Evas_Object *obj, double timeout)
{
ELM_CHECK_WIDTYPE(obj, widtype);
Widget_Data *wd = elm_widget_data_get(obj);
wd->timeout = timeout;
if (wd->timer) ecore_timer_del(wd->timer);
wd->timer = NULL;
- if (timeout > 0)
+ if (timeout > 0.0)
wd->timer = ecore_timer_add(timeout, _timer_cb, obj);
}
*
* @ingroup Slideshow
*/
-EAPI int
+EAPI double
elm_slideshow_timeout_get(const Evas_Object *obj)
{
- ELM_CHECK_WIDTYPE(obj, widtype) -1;
+ ELM_CHECK_WIDTYPE(obj, widtype) -1.0;
Widget_Data *wd = elm_widget_data_get(obj);
- if (!wd) return -1;
+ if (!wd) return -1.0;
return wd->timeout;
}
EAPI void
elm_slideshow_clear(Evas_Object *obj)
{
- Elm_Slideshow_Item *item;
- ELM_CHECK_WIDTYPE(obj, widtype);
- Widget_Data *wd = elm_widget_data_get(obj);
- if (!wd) return;
- wd->previous = NULL;
- wd->current = NULL;
- EINA_LIST_FREE(wd->items_built, item)
- {
- if (item->itc->func.del)
- item->itc->func.del((void*)item->data, item->o);
- evas_object_del(item->o);
- }
+ Elm_Slideshow_Item *item;
+ ELM_CHECK_WIDTYPE(obj, widtype);
+ Widget_Data *wd = elm_widget_data_get(obj);
+ if (!wd) return;
+ wd->previous = NULL;
+ wd->current = NULL;
+ EINA_LIST_FREE(wd->items_built, item)
+ {
+ if (item->itc->func.del)
+ item->itc->func.del((void*)item->base.data, item->base.view);
+ evas_object_del(item->base.view);
+ item->base.view = NULL;
+ }
- EINA_LIST_FREE(wd->items, item)
- {
- free(item);
- }
+ EINA_LIST_FREE(wd->items, item)
+ {
+ elm_widget_item_del(item);
+ }
}
-
/**
* Delete the item
*
EAPI void
elm_slideshow_item_del(Elm_Slideshow_Item *item)
{
- if (!item) return;
- Widget_Data *wd = elm_widget_data_get(item->obj);
- if (!wd) return;
- if (wd->previous == item) wd->previous = NULL;
- if (wd->current == item)
- {
- Eina_List *l = eina_list_data_find_list(wd->items, item);
- Eina_List *l2 = eina_list_next(l);
- wd->current = NULL;
- if (!l2)
- l2 = eina_list_nth_list(wd->items, eina_list_count(wd->items) - 1);
- if (l2)
- elm_slideshow_show(eina_list_data_get(l2));
- }
-
- wd->items = eina_list_remove_list(wd->items, item->l);
- wd->items_built = eina_list_remove_list(wd->items_built, item->l_built);
-
- if (item->o && item->itc->func.del)
- item->itc->func.del((void*)item->data, wd->previous->o);
- if (item->o)
- evas_object_del(item->o);
- free(item);
+ ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(item);
+ Widget_Data *wd = elm_widget_data_get(item->base.widget);
+ if (!wd) return;
+ if (wd->previous == item) wd->previous = NULL;
+ if (wd->current == item)
+ {
+ Eina_List *l = eina_list_data_find_list(wd->items, item);
+ Eina_List *l2 = eina_list_next(l);
+ wd->current = NULL;
+ if (!l2)
+ l2 = eina_list_nth_list(wd->items, eina_list_count(wd->items) - 1);
+ if (l2)
+ elm_slideshow_show(eina_list_data_get(l2));
+ }
+
+ wd->items = eina_list_remove_list(wd->items, item->l);
+ wd->items_built = eina_list_remove_list(wd->items_built, item->l_built);
+
+ if ((item->base.view) && (item->itc->func.del))
+ item->itc->func.del((void*)item->base.data, item->base.view);
+ if (item->base.view)
+ evas_object_del(item->base.view);
+ free(item);
}
/**
return wd->items;
}
-
/**
* Returns the current item displayed
*
* @ingroup Slideshow
*/
EAPI Evas_Object *
-elm_slideshow_item_object_get(Elm_Slideshow_Item * item)
+elm_slideshow_item_object_get(const Elm_Slideshow_Item * item)
{
- if (!item) return NULL;
- return item->o;
+ ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(item, NULL);
+ return item->base.view;
}
/**
* @ingroup Slideshow
*/
EAPI void *
-elm_slideshow_item_data_get(Elm_Slideshow_Item * item)
+elm_slideshow_item_data_get(const Elm_Slideshow_Item * item)
+{
+ ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(item, NULL);
+ return elm_widget_item_data_get(item);
+}
+
+/**
+ * Returns max amount of cached items before current
+ *
+ * @param obj The slideshow object
+ * @return Returns max amount of cached items
+ *
+ * @ingroup Slideshow
+ */
+EAPI int
+elm_slideshow_cache_before_get(const Evas_Object *obj)
{
- if (!item) return NULL;
- return (void *)item->data;
+ ELM_CHECK_WIDTYPE(obj, widtype) -1;
+ Widget_Data *wd = elm_widget_data_get(obj);
+ if (!wd) return -1;
+ return wd->count_item_pre_before;
+}
+
+/**
+ * Set max amount of cached items before current
+ *
+ * @param obj The slideshow object
+ * @param count Max amount of cached items
+ *
+ * @ingroup Slideshow
+ */
+EAPI void
+elm_slideshow_cache_before_set(Evas_Object *obj, int count)
+{
+ ELM_CHECK_WIDTYPE(obj, widtype);
+ Widget_Data *wd = elm_widget_data_get(obj);
+ if (!wd) return;
+ if (count < 0) count = 0;
+ wd->count_item_pre_before = count;
+}
+
+/**
+ * Returns max amount of cached items after current
+ *
+ * @param obj The slideshow object
+ * @return Returns max amount of cached items
+ *
+ * @ingroup Slideshow
+ */
+EAPI int
+elm_slideshow_cache_after_get(const Evas_Object *obj)
+{
+ ELM_CHECK_WIDTYPE(obj, widtype) -1;
+ Widget_Data *wd = elm_widget_data_get(obj);
+ if (!wd) return -1;
+ return wd->count_item_pre_after;
+}
+
+/**
+ * Set max amount of cached items after current
+ *
+ * @param obj The slideshow object
+ * @param count max amount of cached items
+ *
+ * @ingroup Slideshow
+ */
+EAPI void
+elm_slideshow_cache_after_set(Evas_Object *obj, int count)
+{
+ ELM_CHECK_WIDTYPE(obj, widtype);
+ Widget_Data *wd = elm_widget_data_get(obj);
+ if (!wd) return;
+ if (count < 0) count = 0;
+ wd->count_item_pre_after = count;
+}
+
+/**
+ * Get the nth item of the slideshow
+ *
+ * @param obj The slideshow object
+ * @param nth The number of the element (0 being first)
+ * @return The item stored in slideshow at position required
+ *
+ * @ingroup Slideshow
+ */
+EAPI Elm_Slideshow_Item *
+elm_slideshow_item_nth_get(const Evas_Object *obj, unsigned int nth)
+{
+ ELM_CHECK_WIDTYPE(obj, widtype) NULL;
+ Widget_Data *wd = elm_widget_data_get(obj);
+ if (!wd) return NULL;
+ return eina_list_nth(wd->items, nth);
+}
+
+/**
+ * Get count of items stored in slideshow
+ *
+ * @param obj The slideshow object
+ * @return The count of items
+ *
+ * @ingroup Slideshow
+ */
+EAPI unsigned int
+elm_slideshow_count_get(const Evas_Object *obj)
+{
+ ELM_CHECK_WIDTYPE(obj, widtype) 0;
+ Widget_Data *wd = elm_widget_data_get(obj);
+ if (!wd) return 0;
+ return eina_list_count(wd->items);
}
projects / framework / uifw / elementary.git / blobdiff