list_example_03.c

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list_example_03.c
#include <Elementary.h>
static int counter = 3;
static void
_prepend_cb(void *data, Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED)
{
Elm_Object_Item *list_it;
Evas_Object *li = data;
char label[32];
snprintf(label, sizeof(label), "Item %i", counter++);
list_it = elm_list_item_prepend(li, label, NULL, NULL, NULL, NULL);
elm_list_go(li);
if (!list_it)
printf("Error adding item\n");
}
static void
_add_cb(void *data, Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED)
{
Elm_Object_Item *list_it;
Evas_Object *li = data;
char label[32];
snprintf(label, sizeof(label), "Item %i", counter++);
list_it = elm_list_item_append(li, label, NULL, NULL, NULL, NULL);
elm_list_go(li);
if (!list_it)
printf("Error adding item\n");
}
static void
_add_ic_cb(void *data, Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED)
{
Elm_Object_Item *list_it;
Evas_Object *ic, *li = data;
char label[32];
snprintf(label, sizeof(label), "Item %i", counter++);
ic = elm_icon_add(li);
elm_icon_standard_set(ic, "home");
elm_image_resizable_set(ic, EINA_FALSE, EINA_FALSE);
list_it = elm_list_item_append(li, label, ic, NULL, NULL, NULL);
elm_list_go(li);
if (!list_it)
printf("Error adding item with icon\n");
}
static void
_sel_cb(void *data EINA_UNUSED, Evas_Object *obj EINA_UNUSED, void *event_info)
{
Elm_Object_Item *list_it = event_info;
printf("Selected label: %s\n", elm_object_item_text_get(list_it));
}
static void
_add_func_cb(void *data, Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED)
{
Elm_Object_Item *list_it;
Evas_Object *li = data;
char label[32];
snprintf(label, sizeof(label), "Item %i", counter++);
list_it = elm_list_item_append(li, label, NULL, NULL, _sel_cb, NULL);
elm_list_go(li);
if (!list_it)
printf("Error adding item\n");
}
static void
_sel_data_cb(void *data, Evas_Object *obj EINA_UNUSED, void *event_info)
{
char *content = data;
Elm_Object_Item *list_it = event_info;
printf("Selected label: %s with data: %s\n",
elm_object_item_text_get(list_it), content);
}
static void
_free_data(void *data, Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED)
{
free(data);
}
static void
_add_data_cb(void *data, Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED)
{
Elm_Object_Item *list_it;
Evas_Object *li = data;
char label[32];
char *content = malloc(sizeof(char) * 32);
snprintf(content, 32, "Item content %i", counter);
snprintf(label, sizeof(label), "Item %i", counter++);
list_it = elm_list_item_append(li, label, NULL, NULL, _sel_data_cb, content);
elm_list_go(li);
if (!list_it)
{
printf("Error adding item\n");
return;
}
elm_object_item_del_cb_set(list_it, _free_data);
}
static void
_del_cb(void *data, Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED)
{
Elm_Object_Item *selected_item;
Evas_Object *li = data;
selected_item = elm_list_selected_item_get(li);
elm_object_item_del(selected_item);
elm_list_go(li);
}
static void
_unselect_cb(void *data, Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED)
{
Elm_Object_Item *selected_item;
Evas_Object *li = data;
selected_item = elm_list_selected_item_get(li);
elm_list_item_selected_set(selected_item, EINA_FALSE);
}
static void
_print_cb(void *data, Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED)
{
const Eina_List *l, *items;
Elm_Object_Item *list_it;
Evas_Object *li = data;
items = elm_list_items_get(li);
EINA_LIST_FOREACH(items, l, list_it)
printf("%s\n", elm_object_item_text_get(list_it));
}
static void
_clear_cb(void *data, Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED)
{
Evas_Object *li = data;
elm_list_clear(li);
}
static void
_select_next_cb(void *data, Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED)
{
Elm_Object_Item *selected_item, *next_item;
Evas_Object *li = data;
selected_item = elm_list_selected_item_get(li);
if (!selected_item) return;
next_item = elm_list_item_next(selected_item);
if (next_item)
elm_list_item_selected_set(next_item, EINA_TRUE);
}
static void
_insert_after_cb(void *data, Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED)
{
Elm_Object_Item *selected_item, *list_it;
Evas_Object *li = data;
char label[32];
selected_item = elm_list_selected_item_get(li);
if (!selected_item) return;
snprintf(label, sizeof(label), "Item %i", counter++);
list_it = elm_list_item_insert_after(li, selected_item, label, NULL, NULL,
NULL, NULL);
elm_list_go(li);
if (!list_it)
printf("Error adding item\n");
}
static void
_select_prev_cb(void *data, Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED)
{
Elm_Object_Item *selected_item, *prev_item;
Evas_Object *li = data;
selected_item = elm_list_selected_item_get(li);
if (!selected_item) return;
prev_item = elm_list_item_prev(selected_item);
if (prev_item)
elm_list_item_selected_set(prev_item, EINA_TRUE);
}
static void
_insert_before_cb(void *data, Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED)
{
Elm_Object_Item *selected_item, *list_it;
Evas_Object *li = data;
char label[32];
selected_item = elm_list_selected_item_get(li);
if (!selected_item) return;
snprintf(label, sizeof(label), "Item %i", counter++);
list_it = elm_list_item_insert_before(li, selected_item, label, NULL, NULL,
NULL, NULL);
elm_list_go(li);
if (!list_it)
printf("Error adding item\n");
}
static void
_set_separator_cb(void *data, Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED)
{
Elm_Object_Item *selected_item;
Evas_Object *li = data;
selected_item = elm_list_selected_item_get(li);
if (!selected_item) return;
elm_list_item_separator_set(selected_item, EINA_TRUE);
elm_list_go(li);
}
static void
_disable_cb(void *data, Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED)
{
Elm_Object_Item *selected_item;
Evas_Object *li = data;
selected_item = elm_list_selected_item_get(li);
if (!selected_item) return;
elm_object_item_disabled_set(selected_item, EINA_TRUE);
}
EAPI_MAIN int
elm_main(int argc EINA_UNUSED, char **argv EINA_UNUSED)
{
Evas_Object *win, *bx, *hbx, *li, *bt;
elm_policy_set(ELM_POLICY_QUIT, ELM_POLICY_QUIT_LAST_WINDOW_CLOSED);
win = elm_win_util_standard_add("list", "List Items Example");
elm_win_autodel_set(win, EINA_TRUE);
bx = elm_box_add(win);
evas_object_size_hint_weight_set(bx, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
elm_win_resize_object_add(win, bx);
evas_object_show(bx);
li = elm_list_add(win);
evas_object_size_hint_weight_set(li, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
evas_object_size_hint_align_set(li, EVAS_HINT_FILL, EVAS_HINT_FILL);
elm_box_pack_end(bx, li);
elm_list_item_append(li, "Item 0", NULL, NULL, NULL, NULL);
elm_list_item_append(li, "Item 1", NULL, NULL, NULL, NULL);
elm_list_item_append(li, "Item 2", NULL, NULL, NULL, NULL);
hbx = elm_box_add(win);
elm_box_horizontal_set(hbx, EINA_TRUE);
evas_object_size_hint_weight_set(hbx, EVAS_HINT_EXPAND, 0);
evas_object_size_hint_align_set(hbx, EVAS_HINT_FILL, 0);
elm_box_pack_end(bx, hbx);
evas_object_show(hbx);
bt = elm_button_add(win);
elm_object_text_set(bt, "Prepend item");
evas_object_smart_callback_add(bt, "clicked", _prepend_cb, li);
elm_box_pack_end(hbx, bt);
evas_object_size_hint_weight_set(bt, EVAS_HINT_EXPAND, 0);
evas_object_size_hint_align_set(bt, EVAS_HINT_FILL, 0);
evas_object_show(bt);
bt = elm_button_add(win);
elm_object_text_set(bt, "Append item");
evas_object_smart_callback_add(bt, "clicked", _add_cb, li);
elm_box_pack_end(hbx, bt);
evas_object_size_hint_weight_set(bt, EVAS_HINT_EXPAND, 0);
evas_object_size_hint_align_set(bt, EVAS_HINT_FILL, 0);
evas_object_show(bt);
hbx = elm_box_add(win);
elm_box_horizontal_set(hbx, EINA_TRUE);
evas_object_size_hint_weight_set(hbx, EVAS_HINT_EXPAND, 0);
evas_object_size_hint_align_set(hbx, EVAS_HINT_FILL, 0);
elm_box_pack_end(bx, hbx);
evas_object_show(hbx);
bt = elm_button_add(win);
elm_object_text_set(bt, "Append with icon");
evas_object_smart_callback_add(bt, "clicked", _add_ic_cb, li);
elm_box_pack_end(hbx, bt);
evas_object_size_hint_weight_set(bt, EVAS_HINT_EXPAND, 0);
evas_object_size_hint_align_set(bt, EVAS_HINT_FILL, 0);
evas_object_show(bt);
bt = elm_button_add(win);
elm_object_text_set(bt, "Append with selected function");
evas_object_smart_callback_add(bt, "clicked", _add_func_cb, li);
elm_box_pack_end(hbx, bt);
evas_object_size_hint_weight_set(bt, EVAS_HINT_EXPAND, 0);
evas_object_size_hint_align_set(bt, EVAS_HINT_FILL, 0);
evas_object_show(bt);
bt = elm_button_add(win);
elm_object_text_set(bt, "Append with data");
evas_object_smart_callback_add(bt, "clicked", _add_data_cb, li);
elm_box_pack_end(hbx, bt);
evas_object_size_hint_weight_set(bt, EVAS_HINT_EXPAND, 0);
evas_object_size_hint_align_set(bt, EVAS_HINT_FILL, 0);
evas_object_show(bt);
hbx = elm_box_add(win);
elm_box_horizontal_set(hbx, EINA_TRUE);
evas_object_size_hint_weight_set(hbx, EVAS_HINT_EXPAND, 0);
evas_object_size_hint_align_set(hbx, EVAS_HINT_FILL, 0);
elm_box_pack_end(bx, hbx);
evas_object_size_hint_weight_set(bt, EVAS_HINT_EXPAND, 0);
evas_object_size_hint_align_set(bt, EVAS_HINT_FILL, 0);
evas_object_show(hbx);
bt = elm_button_add(win);
elm_object_text_set(bt, "Delete item");
evas_object_smart_callback_add(bt, "clicked", _del_cb, li);
elm_box_pack_end(hbx, bt);
evas_object_size_hint_weight_set(bt, EVAS_HINT_EXPAND, 0);
evas_object_size_hint_align_set(bt, EVAS_HINT_FILL, 0);
evas_object_show(bt);
bt = elm_button_add(win);
elm_object_text_set(bt, "Unselect item");
evas_object_smart_callback_add(bt, "clicked", _unselect_cb, li);
elm_box_pack_end(hbx, bt);
evas_object_size_hint_weight_set(bt, EVAS_HINT_EXPAND, 0);
evas_object_size_hint_align_set(bt, EVAS_HINT_FILL, 0);
evas_object_show(bt);
bt = elm_button_add(win);
elm_object_text_set(bt, "Print items");
evas_object_smart_callback_add(bt, "clicked", _print_cb, li);
elm_box_pack_end(hbx, bt);
evas_object_size_hint_weight_set(bt, EVAS_HINT_EXPAND, 0);
evas_object_size_hint_align_set(bt, EVAS_HINT_FILL, 0);
evas_object_show(bt);
bt = elm_button_add(win);
elm_object_text_set(bt, "Clear");
evas_object_smart_callback_add(bt, "clicked", _clear_cb, li);
elm_box_pack_end(hbx, bt);
evas_object_size_hint_weight_set(bt, EVAS_HINT_EXPAND, 0);
evas_object_size_hint_align_set(bt, EVAS_HINT_FILL, 0);
evas_object_show(bt);
hbx = elm_box_add(win);
elm_box_horizontal_set(hbx, EINA_TRUE);
evas_object_size_hint_weight_set(hbx, EVAS_HINT_EXPAND, 0);
evas_object_size_hint_align_set(hbx, EVAS_HINT_FILL, 0);
elm_box_pack_end(bx, hbx);
evas_object_size_hint_weight_set(bt, EVAS_HINT_EXPAND, 0);
evas_object_size_hint_align_set(bt, EVAS_HINT_FILL, 0);
evas_object_show(hbx);
bt = elm_button_add(win);
elm_object_text_set(bt, "Select next item");
evas_object_smart_callback_add(bt, "clicked", _select_next_cb, li);
elm_box_pack_end(hbx, bt);
evas_object_size_hint_weight_set(bt, EVAS_HINT_EXPAND, 0);
evas_object_size_hint_align_set(bt, EVAS_HINT_FILL, 0);
evas_object_show(bt);
bt = elm_button_add(win);
elm_object_text_set(bt, "Insert after item");
evas_object_smart_callback_add(bt, "clicked", _insert_after_cb, li);
elm_box_pack_end(hbx, bt);
evas_object_size_hint_weight_set(bt, EVAS_HINT_EXPAND, 0);
evas_object_size_hint_align_set(bt, EVAS_HINT_FILL, 0);
evas_object_show(bt);
bt = elm_button_add(win);
elm_object_text_set(bt, "Select previous item");
evas_object_smart_callback_add(bt, "clicked", _select_prev_cb, li);
elm_box_pack_end(hbx, bt);
evas_object_size_hint_weight_set(bt, EVAS_HINT_EXPAND, 0);
evas_object_size_hint_align_set(bt, EVAS_HINT_FILL, 0);
evas_object_show(bt);
bt = elm_button_add(win);
elm_object_text_set(bt, "Insert before item");
evas_object_smart_callback_add(bt, "clicked", _insert_before_cb, li);
elm_box_pack_end(hbx, bt);
evas_object_size_hint_weight_set(bt, EVAS_HINT_EXPAND, 0);
evas_object_size_hint_align_set(bt, EVAS_HINT_FILL, 0);
evas_object_show(bt);
hbx = elm_box_add(win);
elm_box_horizontal_set(hbx, EINA_TRUE);
evas_object_size_hint_weight_set(hbx, EVAS_HINT_EXPAND, 0);
evas_object_size_hint_align_set(hbx, EVAS_HINT_FILL, 0);
elm_box_pack_end(bx, hbx);
evas_object_show(hbx);
bt = elm_button_add(win);
elm_object_text_set(bt, "Set as separator");
evas_object_smart_callback_add(bt, "clicked", _set_separator_cb, li);
elm_box_pack_end(hbx, bt);
evas_object_size_hint_weight_set(bt, EVAS_HINT_EXPAND, 0);
evas_object_size_hint_align_set(bt, EVAS_HINT_FILL, 0);
evas_object_show(bt);
bt = elm_button_add(win);
elm_object_text_set(bt, "Disable item");
evas_object_smart_callback_add(bt, "clicked", _disable_cb, li);
elm_box_pack_end(hbx, bt);
evas_object_size_hint_weight_set(bt, EVAS_HINT_EXPAND, 0);
evas_object_size_hint_align_set(bt, EVAS_HINT_FILL, 0);
evas_object_show(bt);
elm_list_go(li);
evas_object_show(li);
evas_object_resize(win, 320, 600);
evas_object_show(win);
elm_run();
return 0;
}
ELM_MAIN()
EVAS_HINT_EXPAND
#define EVAS_HINT_EXPAND
Use with evas_object_size_hint_weight_set(), evas_object_size_hint_weight_get(), evas_object_size_hin...
Definition: Evas_Common.h:297
EVAS_HINT_FILL
#define EVAS_HINT_FILL
Use with evas_object_size_hint_align_set(), evas_object_size_hint_align_get(), evas_object_size_hint_...
Definition: Evas_Common.h:298
EINA_LIST_FOREACH
#define EINA_LIST_FOREACH(list, l, _data)
Definition for the macro to iterate over a list.
Definition: eina_list.h:1415
EINA_TRUE
#define EINA_TRUE
boolean value TRUE (numerical value 1)
Definition: eina_types.h:539
EINA_FALSE
#define EINA_FALSE
boolean value FALSE (numerical value 0)
Definition: eina_types.h:533
EINA_UNUSED
#define EINA_UNUSED
Used to indicate that a function parameter is purposely unused.
Definition: eina_types.h:339
elm_box_horizontal_set
void elm_box_horizontal_set(Elm_Box *obj, Eina_Bool horizontal)
Set the horizontal orientation.
Definition: elm_box_eo.legacy.c:27
elm_box_add
Evas_Object * elm_box_add(Evas_Object *parent)
Add a new box to the parent.
Definition: elm_box.c:363
elm_box_pack_end
void elm_box_pack_end(Elm_Box *obj, Efl_Canvas_Object *subobj)
Add an object at the end of the pack list.
Definition: elm_box_eo.legacy.c:57
elm_button_add
Evas_Object * elm_button_add(Evas_Object *parent)
Add a new button to the parent's canvas.
Definition: efl_ui_button.c:459
Elm_Object_Item
Eo Elm_Object_Item
An Elementary Object item handle.
Definition: elm_object_item.h:6
elm_object_item_disabled_set
void elm_object_item_disabled_set(Elm_Widget_Item *obj, Eina_Bool disable)
Control the disabled state of a widget item.
Definition: elm_widget_item_eo.legacy.c:111
elm_object_item_del_cb_set
void elm_object_item_del_cb_set(Elm_Widget_Item *obj, Evas_Smart_Cb del_cb)
Set the function to be called when an item from the widget is freed.
Definition: elm_widget_item_eo.legacy.c:231
ELM_MAIN
#define ELM_MAIN()
macro to be used after the elm_main() function
Definition: elm_general.h:556
elm_policy_set
Eina_Bool elm_policy_set(unsigned int policy, int value)
Set a new policy's value (for a given policy group/identifier).
Definition: elm_main.c:1380
elm_object_item_del
void elm_object_item_del(Eo *obj)
Delete the given item.
Definition: elm_main.c:2017
elm_run
void elm_run(void)
Run Elementary's main loop.
Definition: elm_main.c:1357
ELM_POLICY_QUIT_LAST_WINDOW_CLOSED
@ ELM_POLICY_QUIT_LAST_WINDOW_CLOSED
quit when the application's last window is closed
Definition: elm_general.h:248
ELM_POLICY_QUIT
@ ELM_POLICY_QUIT
under which circumstances the application should quit automatically.
Definition: elm_general.h:227
elm_icon_standard_set
Eina_Bool elm_icon_standard_set(Evas_Object *obj, const char *name)
Set the icon by icon standards names.
Definition: elm_icon.c:885
elm_icon_add
Evas_Object * elm_icon_add(Evas_Object *parent)
Add a new icon object to the parent.
Definition: elm_icon.c:613
elm_image_resizable_set
void elm_image_resizable_set(Evas_Object *obj, Eina_Bool up, Eina_Bool down)
Control if the object is (up/down) resizable.
Definition: efl_ui_image.c:2656
elm_list_go
void elm_list_go(Elm_List *obj)
Starts the list.
Definition: elm_list_eo.legacy.c:111
elm_list_selected_item_get
Elm_Widget_Item * elm_list_selected_item_get(const Elm_List *obj)
Get the selected item.
Definition: elm_list_eo.legacy.c:75
elm_list_item_append
Elm_Widget_Item * elm_list_item_append(Elm_List *obj, const char *label, Efl_Canvas_Object *icon, Efl_Canvas_Object *end, Evas_Smart_Cb func, const void *data)
Append a new item to the list object.
Definition: elm_list_eo.legacy.c:129
elm_list_items_get
const Eina_List * elm_list_items_get(const Elm_List *obj)
Get a list of all the list items.
Definition: elm_list_eo.legacy.c:81
elm_list_item_insert_before
Elm_Widget_Item * elm_list_item_insert_before(Elm_List *obj, Elm_Widget_Item *before, const char *label, Efl_Canvas_Object *icon, Efl_Canvas_Object *end, Evas_Smart_Cb func, const void *data)
Insert a new item into the list object before item before.
Definition: elm_list_eo.legacy.c:105
elm_list_item_insert_after
Elm_Widget_Item * elm_list_item_insert_after(Elm_List *obj, Elm_Widget_Item *after, const char *label, Efl_Canvas_Object *icon, Efl_Canvas_Object *end, Evas_Smart_Cb func, const void *data)
Insert a new item into the list object after item after.
Definition: elm_list_eo.legacy.c:117
elm_list_clear
void elm_list_clear(Elm_List *obj)
Remove all list's items.
Definition: elm_list_eo.legacy.c:141
elm_list_add
Evas_Object * elm_list_add(Evas_Object *parent)
Add a new list widget to the given parent Elementary (container) object.
Definition: elm_list.c:2513
elm_list_item_prepend
Elm_Widget_Item * elm_list_item_prepend(Elm_List *obj, const char *label, Efl_Canvas_Object *icon, Efl_Canvas_Object *end, Evas_Smart_Cb func, const void *data)
Prepend a new item to the list object.
Definition: elm_list_eo.legacy.c:135
elm_win_util_standard_add
Evas_Object * elm_win_util_standard_add(const char *name, const char *title)
Adds a window object with standard setup.
Definition: efl_ui_win.c:9582
elm_win_resize_object_add
void elm_win_resize_object_add(Eo *obj, Evas_Object *subobj)
Add subobj as a resize object of window obj.
Definition: efl_ui_win.c:8997
elm_win_autodel_set
void elm_win_autodel_set(Eo *obj, Eina_Bool autodel)
Set the window's autodel state.
Definition: efl_ui_win.c:6194
evas_object_show
EVAS_API void evas_object_show(Evas_Object *eo_obj)
Makes the given Evas object visible.
Definition: evas_object_main.c:1814
evas_object_size_hint_weight_set
EVAS_API void evas_object_size_hint_weight_set(Evas_Object *obj, double x, double y)
Sets the hints for an object's weight.
Definition: evas_object_main.c:2638
Evas_Object
Efl_Canvas_Object Evas_Object
An Evas Object handle.
Definition: Evas_Common.h:185
evas_object_size_hint_align_set
EVAS_API void evas_object_size_hint_align_set(Evas_Object *obj, double x, double y)
Sets the hints for an object's alignment.
Definition: evas_object_main.c:2650
evas_object_resize
EVAS_API void evas_object_resize(Evas_Object *obj, Evas_Coord w, Evas_Coord h)
Changes the size of the given Evas object.
Definition: evas_object_main.c:1236
evas_object_smart_callback_add
EVAS_API void evas_object_smart_callback_add(Evas_Object *eo_obj, const char *event, Evas_Smart_Cb func, const void *data)
Add (register) a callback function to the smart event specified by event on the smart object obj.
Definition: evas_object_smart.c:1040
_Eina_List
Type for a generic double linked list.
Definition: eina_list.h:318