575 lines
15 KiB
C
575 lines
15 KiB
C
/**
|
|
* Simple Elementary's <b>gengrid widget</b> example, illustrating its
|
|
* usage and API.
|
|
*
|
|
* See stdout/stderr for output. Compile with:
|
|
*
|
|
* @verbatim
|
|
* gcc -g `pkg-config --cflags --libs elementary` gengrid_example.c -o gengrid_example
|
|
* @endverbatim
|
|
*/
|
|
|
|
#include <Elementary.h>
|
|
#ifdef HAVE_CONFIG_H
|
|
# include "elementary_config.h"
|
|
#else
|
|
# define __UNUSED__
|
|
# define PACKAGE_DATA_DIR "../../data"
|
|
#endif
|
|
|
|
typedef struct _Example_Item
|
|
{
|
|
const char *path;
|
|
} Example_Item;
|
|
|
|
static const char *imgs[9] =
|
|
{
|
|
"panel_01.jpg",
|
|
"plant_01.jpg",
|
|
"rock_01.jpg",
|
|
"rock_02.jpg",
|
|
"sky_01.jpg",
|
|
"sky_02.jpg",
|
|
"sky_03.jpg",
|
|
"sky_04.jpg",
|
|
"wood_01.jpg",
|
|
};
|
|
|
|
static Elm_Gengrid_Item_Class gic;
|
|
Evas_Object *before_bt, *after_bt;
|
|
|
|
static void
|
|
_on_done(void *data __UNUSED__,
|
|
Evas_Object *obj __UNUSED__,
|
|
void *event_info __UNUSED__)
|
|
{
|
|
elm_exit();
|
|
}
|
|
|
|
/* change layouting mode */
|
|
static void
|
|
_horizontal_grid(void *data,
|
|
Evas_Object *obj,
|
|
void *event_info __UNUSED__)
|
|
{
|
|
Evas_Object *grid = data;
|
|
|
|
elm_gengrid_horizontal_set(grid, elm_check_state_get(obj));
|
|
}
|
|
|
|
/* "always select" callback */
|
|
static void
|
|
_always_select_change(void *data,
|
|
Evas_Object *obj,
|
|
void *event_info __UNUSED__)
|
|
{
|
|
Evas_Object *grid = data;
|
|
Eina_Bool always = elm_check_state_get(obj);
|
|
|
|
elm_gengrid_always_select_mode_set(grid, always);
|
|
|
|
fprintf(stdout, "\"Always select\" mode for gengrid items is now %s\n",
|
|
always ? "on" : "off");
|
|
}
|
|
|
|
/* "bouncing mode" callback */
|
|
static void
|
|
_bouncing_change(void *data,
|
|
Evas_Object *obj,
|
|
void *event_info __UNUSED__)
|
|
{
|
|
Evas_Object *grid = data;
|
|
Eina_Bool bounce = elm_check_state_get(obj);
|
|
|
|
elm_gengrid_bounce_set(grid, bounce, bounce);
|
|
|
|
fprintf(stdout, "Bouncing effect for gengrid is now %s\n",
|
|
bounce ? "on" : "off");
|
|
}
|
|
|
|
/* multi-selection callback */
|
|
static void
|
|
_multi_change(void *data,
|
|
Evas_Object *obj,
|
|
void *event_info __UNUSED__)
|
|
{
|
|
Evas_Object *grid = data;
|
|
Eina_Bool multi = elm_check_state_get(obj);
|
|
|
|
elm_gengrid_multi_select_set(grid, multi);
|
|
|
|
fprintf(stdout, "Multi-selection for gengrid is now %s\n",
|
|
multi ? "on" : "off");
|
|
|
|
elm_object_disabled_set(before_bt, multi);
|
|
elm_object_disabled_set(after_bt, multi);
|
|
|
|
if (!multi)
|
|
{
|
|
Elm_Gengrid_Item *it;
|
|
const Eina_List *selected = elm_gengrid_selected_items_get(grid), *l;
|
|
EINA_LIST_FOREACH(selected, l, it)
|
|
elm_gengrid_item_selected_set(it, EINA_FALSE);
|
|
}
|
|
}
|
|
|
|
/* no selection callback */
|
|
static void
|
|
_no_sel_change(void *data,
|
|
Evas_Object *obj,
|
|
void *event_info __UNUSED__)
|
|
{
|
|
Evas_Object *grid = data;
|
|
Eina_Bool no_sel = elm_check_state_get(obj);
|
|
|
|
elm_gengrid_no_select_mode_set(grid, no_sel);
|
|
|
|
fprintf(stdout, "Selection for gengrid items is now %s\n",
|
|
no_sel ? "disabled" : "enabled");
|
|
}
|
|
|
|
/* item selection callback */
|
|
static void
|
|
_grid_sel(void *data,
|
|
Evas_Object *obj __UNUSED__,
|
|
void *event_info)
|
|
{
|
|
fprintf(stdout, "Item [%p], with data [%p], has been selected\n",
|
|
event_info, data);
|
|
}
|
|
|
|
/* new item with random path */
|
|
static Example_Item *
|
|
_item_new(void)
|
|
{
|
|
Example_Item *it;
|
|
|
|
it = malloc(sizeof(*it));
|
|
it->path = eina_stringshare_add(imgs[rand() % (sizeof(imgs) /
|
|
sizeof(imgs[0]))]);
|
|
return it;
|
|
}
|
|
|
|
/* "insert before" callback */
|
|
static void
|
|
_before_bt_clicked(void *data,
|
|
Evas_Object *obj __UNUSED__,
|
|
void *event_info __UNUSED__)
|
|
{
|
|
Example_Item *it;
|
|
Evas_Object *grid = data;
|
|
Elm_Gengrid_Item *sel;
|
|
|
|
sel = elm_gengrid_selected_item_get(grid);
|
|
if (!sel)
|
|
return;
|
|
|
|
it = _item_new();
|
|
elm_gengrid_item_insert_before(grid, &gic, it, sel, _grid_sel, NULL);
|
|
}
|
|
|
|
/* "insert after" callback */
|
|
static void
|
|
_after_bt_clicked(void *data,
|
|
Evas_Object *obj __UNUSED__,
|
|
void *event_info __UNUSED__)
|
|
{
|
|
Example_Item *it;
|
|
Evas_Object *grid = data;
|
|
Elm_Gengrid_Item *sel;
|
|
|
|
sel = elm_gengrid_selected_item_get(grid);
|
|
if (!sel)
|
|
return;
|
|
|
|
it = _item_new();
|
|
elm_gengrid_item_insert_after(grid, &gic, it, sel, _grid_sel, NULL);
|
|
}
|
|
|
|
/* prepend an item */
|
|
static void
|
|
_prepend_bt_clicked(void *data,
|
|
Evas_Object *obj __UNUSED__,
|
|
void *event_info __UNUSED__)
|
|
{
|
|
Example_Item *it;
|
|
Evas_Object *grid = data;
|
|
|
|
it = _item_new();
|
|
elm_gengrid_item_prepend(grid, &gic, it, _grid_sel, NULL);
|
|
}
|
|
|
|
/* append an item */
|
|
static void
|
|
_append_bt_clicked(void *data,
|
|
Evas_Object *obj __UNUSED__,
|
|
void *event_info __UNUSED__)
|
|
{
|
|
Evas_Object *grid = data;
|
|
Example_Item *it = _item_new();
|
|
|
|
elm_gengrid_item_append(grid, &gic, it, _grid_sel, NULL);
|
|
}
|
|
|
|
/* delete items */
|
|
static void
|
|
_clear_cb(void *data,
|
|
Evas_Object *obj __UNUSED__,
|
|
void *event_info __UNUSED__)
|
|
{
|
|
elm_gengrid_clear(data);
|
|
|
|
fprintf(stdout, "Clearing the grid!\n");
|
|
}
|
|
|
|
/* bring in 1st item */
|
|
static void
|
|
_bring_1st_clicked(void *data,
|
|
Evas_Object *obj __UNUSED__,
|
|
void *event_info __UNUSED__)
|
|
{
|
|
Elm_Gengrid_Item *it = elm_gengrid_first_item_get(data);
|
|
|
|
if (!it) return;
|
|
|
|
elm_gengrid_item_bring_in(it);
|
|
}
|
|
|
|
/* show last item */
|
|
static void
|
|
_show_last_clicked(void *data,
|
|
Evas_Object *obj __UNUSED__,
|
|
void *event_info __UNUSED__)
|
|
{
|
|
Elm_Gengrid_Item *it = elm_gengrid_last_item_get(data);
|
|
|
|
if (!it) return;
|
|
|
|
elm_gengrid_item_show(it);
|
|
}
|
|
|
|
/* change items' size */
|
|
static void
|
|
_size_changed(void *data,
|
|
Evas_Object *obj,
|
|
void *event_info __UNUSED__)
|
|
{
|
|
Evas_Object *grid = data;
|
|
int size = elm_spinner_value_get(obj);
|
|
|
|
elm_gengrid_item_size_set(grid, size, size);
|
|
}
|
|
|
|
/* item double click callback */
|
|
static void
|
|
_double_click(void *data __UNUSED__,
|
|
Evas_Object *obj __UNUSED__,
|
|
void *event_info)
|
|
{
|
|
fprintf(stdout, "Double click on item with handle %p\n", event_info);
|
|
}
|
|
|
|
/* label fetching callback */
|
|
static char *
|
|
_grid_label_get(void *data,
|
|
Evas_Object *obj __UNUSED__,
|
|
const char *part __UNUSED__)
|
|
{
|
|
const Example_Item *it = data;
|
|
char buf[256];
|
|
|
|
snprintf(buf, sizeof(buf), "Photo %s", it->path);
|
|
return strdup(buf);
|
|
}
|
|
|
|
/* icon fetching callback */
|
|
static Evas_Object *
|
|
_grid_icon_get(void *data,
|
|
Evas_Object *obj,
|
|
const char *part)
|
|
{
|
|
const Example_Item *it = data;
|
|
|
|
if (!strcmp(part, "elm.swallow.icon"))
|
|
{
|
|
Evas_Object *icon = elm_bg_add(obj);
|
|
char buf[PATH_MAX];
|
|
|
|
snprintf(buf, sizeof(buf), "%s/images/%s", PACKAGE_DATA_DIR,
|
|
it->path);
|
|
|
|
elm_bg_file_set(icon, buf, NULL);
|
|
evas_object_size_hint_aspect_set(icon, EVAS_ASPECT_CONTROL_VERTICAL, 1,
|
|
1);
|
|
evas_object_show(icon);
|
|
return icon;
|
|
}
|
|
else if (!strcmp(part, "elm.swallow.end"))
|
|
{
|
|
Evas_Object *ck;
|
|
ck = elm_check_add(obj);
|
|
evas_object_propagate_events_set(ck, EINA_FALSE);
|
|
evas_object_show(ck);
|
|
return ck;
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
/* state fetching callback */
|
|
static Eina_Bool
|
|
_grid_state_get(void *data __UNUSED__,
|
|
Evas_Object *obj __UNUSED__,
|
|
const char *part __UNUSED__)
|
|
{
|
|
return EINA_FALSE;
|
|
}
|
|
|
|
/* deletion callback */
|
|
static void
|
|
_grid_del(void *data,
|
|
Evas_Object *obj __UNUSED__)
|
|
{
|
|
Example_Item *it = data;
|
|
|
|
eina_stringshare_del(it->path);
|
|
free(it);
|
|
}
|
|
|
|
/* items grid horizontal alignment change */
|
|
static void
|
|
_h_align_change_cb(void *data,
|
|
Evas_Object *obj,
|
|
void *event_info __UNUSED__)
|
|
{
|
|
double v_align;
|
|
double val = elm_slider_value_get(obj);
|
|
|
|
elm_gengrid_align_get(data, NULL, &v_align);
|
|
|
|
fprintf(stdout, "Setting horizontal alignment to %f\n", val);
|
|
elm_gengrid_align_set(data, val, v_align);
|
|
}
|
|
|
|
static void
|
|
_v_align_change_cb(void *data,
|
|
Evas_Object *obj,
|
|
void *event_info __UNUSED__)
|
|
{
|
|
double h_align;
|
|
double val = elm_slider_value_get(obj);
|
|
|
|
elm_gengrid_align_get(data, &h_align, NULL);
|
|
|
|
fprintf(stdout, "Setting vertical alignment to %f\n", val);
|
|
elm_gengrid_align_set(data, h_align, val);
|
|
}
|
|
|
|
/* page relative size change */
|
|
static void
|
|
_page_change_cb(void *data,
|
|
Evas_Object *obj,
|
|
void *event_info __UNUSED__)
|
|
{
|
|
double val = elm_slider_value_get(obj);
|
|
|
|
elm_gengrid_page_relative_set(data, val, val);
|
|
|
|
fprintf(stdout, "Setting grid page's relative size to %f\n", val);
|
|
}
|
|
|
|
int
|
|
elm_main(int argc __UNUSED__,
|
|
char **argv __UNUSED__)
|
|
{
|
|
Evas_Object *win, *bg, *grid, *bx, *hbx_1, *hbx_2, *hbx_3, *bt, *ck, *sl,
|
|
*sp;
|
|
Eina_Bool bounce;
|
|
double h, v;
|
|
|
|
srand(time(NULL));
|
|
|
|
win = elm_win_add(NULL, "gengrid", ELM_WIN_BASIC);
|
|
elm_win_title_set(win, "Generic Grid Example");
|
|
evas_object_smart_callback_add(win, "delete,request", _on_done, NULL);
|
|
|
|
bg = elm_bg_add(win);
|
|
evas_object_size_hint_weight_set(bg, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
|
|
elm_win_resize_object_add(win, bg);
|
|
evas_object_show(bg);
|
|
|
|
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);
|
|
|
|
grid = elm_gengrid_add(win);
|
|
elm_gengrid_item_size_set(grid, 150, 150);
|
|
evas_object_size_hint_weight_set(grid, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
|
|
evas_object_size_hint_min_set(grid, 600, 500);
|
|
elm_box_pack_end(bx, grid);
|
|
evas_object_smart_callback_add(grid, "clicked,double", _double_click, NULL);
|
|
evas_object_show(grid);
|
|
|
|
hbx_1 = elm_box_add(win);
|
|
evas_object_size_hint_weight_set(hbx_1, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
|
|
elm_box_horizontal_set(hbx_1, EINA_TRUE);
|
|
elm_box_pack_end(bx, hbx_1);
|
|
evas_object_show(hbx_1);
|
|
|
|
bt = elm_button_add(win);
|
|
elm_object_text_set(bt, "Append");
|
|
evas_object_smart_callback_add(bt, "clicked", _append_bt_clicked, grid);
|
|
elm_box_pack_end(hbx_1, bt);
|
|
evas_object_show(bt);
|
|
|
|
bt = elm_button_add(win);
|
|
elm_object_text_set(bt, "Prepend");
|
|
evas_object_smart_callback_add(bt, "clicked", _prepend_bt_clicked, grid);
|
|
elm_box_pack_end(hbx_1, bt);
|
|
evas_object_show(bt);
|
|
|
|
before_bt = elm_button_add(win);
|
|
elm_object_text_set(before_bt, "Insert before");
|
|
evas_object_smart_callback_add(before_bt, "clicked", _before_bt_clicked,
|
|
grid);
|
|
elm_box_pack_end(hbx_1, before_bt);
|
|
evas_object_show(before_bt);
|
|
|
|
after_bt = elm_button_add(win);
|
|
elm_object_text_set(after_bt, "Insert after");
|
|
evas_object_smart_callback_add(after_bt, "clicked", _after_bt_clicked, grid);
|
|
elm_box_pack_end(hbx_1, after_bt);
|
|
evas_object_show(after_bt);
|
|
|
|
bt = elm_button_add(win);
|
|
elm_object_text_set(bt, "Clear");
|
|
evas_object_smart_callback_add(bt, "clicked", _clear_cb, grid);
|
|
elm_box_pack_end(hbx_1, bt);
|
|
evas_object_show(bt);
|
|
|
|
bt = elm_button_add(win);
|
|
elm_object_text_set(bt, "Bring in 1st");
|
|
evas_object_smart_callback_add(bt, "clicked", _bring_1st_clicked, grid);
|
|
elm_box_pack_end(hbx_1, bt);
|
|
evas_object_show(bt);
|
|
|
|
bt = elm_button_add(win);
|
|
elm_object_text_set(bt, "Show last");
|
|
evas_object_smart_callback_add(bt, "clicked", _show_last_clicked, grid);
|
|
elm_box_pack_end(hbx_1, bt);
|
|
evas_object_show(bt);
|
|
|
|
sp = elm_spinner_add(win);
|
|
elm_spinner_min_max_set(sp, 10, 1024);
|
|
elm_spinner_value_set(sp, 150);
|
|
elm_spinner_label_format_set(sp, "Item size: %.0f");
|
|
evas_object_smart_callback_add(sp, "changed", _size_changed, grid);
|
|
evas_object_size_hint_weight_set(sp, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
|
|
elm_box_pack_end(hbx_1, sp);
|
|
evas_object_show(sp);
|
|
|
|
hbx_2 = elm_box_add(win);
|
|
evas_object_size_hint_weight_set(hbx_2, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
|
|
elm_box_horizontal_set(hbx_2, EINA_TRUE);
|
|
elm_box_pack_end(bx, hbx_2);
|
|
evas_object_show(hbx_2);
|
|
|
|
ck = elm_check_add(win);
|
|
elm_object_text_set(ck, "Horizontal mode");
|
|
evas_object_smart_callback_add(ck, "changed", _horizontal_grid, grid);
|
|
elm_box_pack_end(hbx_2, ck);
|
|
evas_object_show(ck);
|
|
|
|
ck = elm_check_add(win);
|
|
elm_object_text_set(ck, "Always select");
|
|
evas_object_smart_callback_add(ck, "changed", _always_select_change, grid);
|
|
elm_box_pack_end(hbx_2, ck);
|
|
evas_object_show(ck);
|
|
|
|
ck = elm_check_add(win);
|
|
elm_gengrid_bounce_get(grid, &bounce, NULL);
|
|
elm_object_text_set(ck, "Bouncing");
|
|
elm_check_state_set(ck, bounce);
|
|
evas_object_smart_callback_add(ck, "changed", _bouncing_change, grid);
|
|
elm_box_pack_end(hbx_2, ck);
|
|
evas_object_show(ck);
|
|
|
|
ck = elm_check_add(win);
|
|
elm_object_text_set(ck, "Multi-selection");
|
|
elm_check_state_set(ck, elm_gengrid_multi_select_get(grid));
|
|
evas_object_smart_callback_add(ck, "changed", _multi_change, grid);
|
|
elm_box_pack_end(hbx_2, ck);
|
|
evas_object_show(ck);
|
|
|
|
ck = elm_check_add(win);
|
|
elm_object_text_set(ck, "No selection");
|
|
evas_object_smart_callback_add(ck, "changed", _no_sel_change, grid);
|
|
elm_box_pack_end(hbx_2, ck);
|
|
evas_object_show(ck);
|
|
|
|
hbx_3 = elm_box_add(win);
|
|
evas_object_size_hint_weight_set(hbx_3, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
|
|
elm_box_horizontal_set(hbx_3, EINA_TRUE);
|
|
elm_box_pack_end(bx, hbx_3);
|
|
evas_object_show(hbx_3);
|
|
|
|
elm_gengrid_align_get(grid, &h, &v);
|
|
|
|
sl = elm_slider_add(win);
|
|
elm_object_text_set(sl, "Horiz. alignment");
|
|
elm_slider_span_size_set(sl, 100);
|
|
evas_object_size_hint_align_set(sl, 0.5, EVAS_HINT_FILL);
|
|
evas_object_size_hint_weight_set(sl, 0.0, EVAS_HINT_EXPAND);
|
|
elm_slider_indicator_format_set(sl, "%1.1f");
|
|
elm_slider_value_set(sl, h);
|
|
elm_box_pack_end(hbx_3, sl);
|
|
evas_object_show(sl);
|
|
|
|
evas_object_smart_callback_add(sl, "changed", _h_align_change_cb, grid);
|
|
|
|
sl = elm_slider_add(win);
|
|
elm_object_text_set(sl, "Vert. alignment");
|
|
elm_slider_span_size_set(sl, 100);
|
|
evas_object_size_hint_align_set(sl, 0.5, EVAS_HINT_FILL);
|
|
evas_object_size_hint_weight_set(sl, 0.0, EVAS_HINT_EXPAND);
|
|
elm_slider_indicator_format_set(sl, "%1.1f");
|
|
elm_slider_value_set(sl, v);
|
|
elm_box_pack_end(hbx_3, sl);
|
|
evas_object_show(sl);
|
|
|
|
evas_object_smart_callback_add(sl, "changed", _v_align_change_cb, grid);
|
|
|
|
elm_gengrid_align_get(grid, &h, &v);
|
|
|
|
sl = elm_slider_add(win);
|
|
elm_object_text_set(sl, "Page rel. size");
|
|
elm_slider_span_size_set(sl, 100);
|
|
evas_object_size_hint_align_set(sl, 0.5, EVAS_HINT_FILL);
|
|
evas_object_size_hint_weight_set(sl, 0.0, EVAS_HINT_EXPAND);
|
|
elm_slider_indicator_format_set(sl, "%1.1f");
|
|
elm_slider_value_set(sl, h);
|
|
elm_box_pack_end(hbx_3, sl);
|
|
evas_object_show(sl);
|
|
|
|
evas_object_smart_callback_add(sl, "changed", _page_change_cb, grid);
|
|
|
|
gic.item_style = "default";
|
|
gic.func.label_get = _grid_label_get;
|
|
gic.func.icon_get = _grid_icon_get;
|
|
gic.func.state_get = _grid_state_get;
|
|
gic.func.del = _grid_del;
|
|
|
|
_append_bt_clicked(grid, NULL, NULL);
|
|
_append_bt_clicked(grid, NULL, NULL);
|
|
_append_bt_clicked(grid, NULL, NULL);
|
|
|
|
evas_object_resize(win, 600, 600);
|
|
evas_object_show(win);
|
|
|
|
elm_run();
|
|
return 0;
|
|
}
|
|
|
|
ELM_MAIN()
|