Tizen(Headed) Native API
6.5
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gengrid_example.c
#include <Elementary.h> 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 = NULL; static Evas_Object *before_bt, *after_bt; /* change layouting mode */ static void _horizontal_grid(void *data, Evas_Object *obj, void *event_info EINA_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 EINA_UNUSED) { Evas_Object *grid = data; Eina_Bool always = elm_check_state_get(obj); if (always) elm_gengrid_select_mode_set(grid, ELM_OBJECT_SELECT_MODE_ALWAYS); else elm_gengrid_select_mode_set(grid, ELM_OBJECT_SELECT_MODE_DEFAULT); printf("\"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 EINA_UNUSED) { Evas_Object *grid = data; Eina_Bool bounce = elm_check_state_get(obj); elm_scroller_bounce_set(grid, bounce, bounce); printf("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 EINA_UNUSED) { Evas_Object *grid = data; Eina_Bool multi = elm_check_state_get(obj); elm_gengrid_multi_select_set(grid, multi); printf("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_Object_Item *gg_it; const Eina_List *selected = elm_gengrid_selected_items_get(grid), *l; EINA_LIST_FOREACH(selected, l, gg_it) elm_gengrid_item_selected_set(gg_it, EINA_FALSE); } } /* no selection callback */ static void _no_sel_change(void *data, Evas_Object *obj, void *event_info EINA_UNUSED) { Evas_Object *grid = data; Eina_Bool no_sel = elm_check_state_get(obj); if (no_sel) elm_gengrid_select_mode_set(grid, ELM_OBJECT_SELECT_MODE_NONE); else elm_gengrid_select_mode_set(grid, ELM_OBJECT_SELECT_MODE_DEFAULT); printf("Selection for gengrid items is now %s\n", no_sel ? "disabled" : "enabled"); } /* item selection callback */ static void _grid_sel(void *data, Evas_Object *obj EINA_UNUSED, void *event_info) { unsigned int x, y; Example_Item *it = elm_object_item_data_get(event_info); elm_gengrid_item_pos_get(event_info, &x, &y); printf("Item [%p], with data [%p], path %s, at position (%u, %u)," " has been selected\n", event_info, data, it->path, x, y); } /* 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 EINA_UNUSED, void *event_info EINA_UNUSED) { Example_Item *it; Evas_Object *grid = data; Elm_Object_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 EINA_UNUSED, void *event_info EINA_UNUSED) { Example_Item *it; Evas_Object *grid = data; Elm_Object_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 EINA_UNUSED, void *event_info EINA_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 EINA_UNUSED, void *event_info EINA_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 EINA_UNUSED, void *event_info EINA_UNUSED) { elm_gengrid_clear(data); printf("Clearing the grid!\n"); } /* bring in 1st item */ static void _bring_1st_clicked(void *data, Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED) { Elm_Object_Item *gg_it = elm_gengrid_first_item_get(data); if (!gg_it) return; elm_gengrid_item_bring_in(gg_it, ELM_GENGRID_ITEM_SCROLLTO_IN); } /* show last item */ static void _show_last_clicked(void *data, Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED) { Elm_Object_Item *gg_it = elm_gengrid_last_item_get(data); if (!gg_it) return; elm_gengrid_item_show(gg_it, ELM_GENGRID_ITEM_SCROLLTO_IN); } /* disable selected item */ static void _toggle_disabled_cb(void *data, Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED) { Elm_Object_Item *gg_it = elm_gengrid_selected_item_get(data); if (!gg_it) return; elm_gengrid_item_selected_set(gg_it, EINA_FALSE); elm_object_item_disabled_set(gg_it, EINA_TRUE); } /* change items' size */ static void _size_changed(void *data, Evas_Object *obj, void *event_info EINA_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 EINA_UNUSED, Evas_Object *obj EINA_UNUSED, void *event_info) { printf("Double click on item with handle %p\n", event_info); } /* item long press callback */ static void _long_pressed(void *data EINA_UNUSED, Evas_Object *obj EINA_UNUSED, void *event_info) { printf("Long press on item with handle %p\n", event_info); } /* label fetching callback */ static char * _grid_label_get(void *data, Evas_Object *obj EINA_UNUSED, const char *part EINA_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_content_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", elm_app_data_dir_get(), 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 EINA_UNUSED, Evas_Object *obj EINA_UNUSED, const char *part EINA_UNUSED) { return EINA_FALSE; } /* deletion callback */ static void _grid_del(void *data, Evas_Object *obj EINA_UNUSED) { Example_Item *it = data; eina_stringshare_del(it->path); free(it); } /* scrolling animation stopped callback */ static void _grid_scroll_stopped_cb(void *data EINA_UNUSED, Evas_Object *obj, void *event_info EINA_UNUSED) { int h_pagenumber = 0, v_pagenumber = 0; elm_scroller_current_page_get(obj, &h_pagenumber, &v_pagenumber); printf("Grid current horiz page is %d, vert page is %d\n", h_pagenumber, v_pagenumber); } /* items grid horizontal alignment change */ static void _h_align_change_cb(void *data, Evas_Object *obj, void *event_info EINA_UNUSED) { double v_align; double val = elm_slider_value_get(obj); elm_gengrid_align_get(data, NULL, &v_align); printf("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 EINA_UNUSED) { double h_align; double val = elm_slider_value_get(obj); elm_gengrid_align_get(data, &h_align, NULL); printf("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 EINA_UNUSED) { double val = elm_slider_value_get(obj); elm_scroller_page_relative_set(data, val, val); printf("Setting grid page's relative size to %f\n", val); } EAPI_MAIN int elm_main(int argc EINA_UNUSED, char **argv EINA_UNUSED) { Evas_Object *win, *grid, *bx, *hbx_1, *hbx_2, *hbx_3, *bt, *ck, *sl, *sp; Eina_Bool bounce; double h, v; srand(time(NULL)); elm_policy_set(ELM_POLICY_QUIT, ELM_POLICY_QUIT_LAST_WINDOW_CLOSED); elm_app_info_set(elm_main, "elementary", "images"); win = elm_win_util_standard_add("gengrid", "Generic Grid 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); 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_align_set(grid, EVAS_HINT_FILL, EVAS_HINT_FILL); elm_box_pack_end(bx, grid); evas_object_smart_callback_add(grid, "clicked,double", _double_click, NULL); evas_object_smart_callback_add(grid, "longpressed", _long_pressed, NULL); evas_object_show(grid); hbx_1 = elm_box_add(win); evas_object_size_hint_weight_set(hbx_1, EVAS_HINT_EXPAND, 0.0); 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, 0.0); elm_box_horizontal_set(hbx_2, EINA_TRUE); elm_box_pack_end(bx, hbx_2); evas_object_show(hbx_2); bt = elm_button_add(win); elm_object_text_set(bt, "Disable item"); evas_object_smart_callback_add(bt, "clicked", _toggle_disabled_cb, grid); elm_box_pack_end(hbx_2, bt); evas_object_show(bt); 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_scroller_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, 0.0); 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); evas_object_smart_callback_add(grid, "scroll,anim,stop", _grid_scroll_stopped_cb, NULL); 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); _page_change_cb(grid, sl, NULL); evas_object_smart_callback_add(sl, "changed", _page_change_cb, grid); if (!gic) { gic = elm_gengrid_item_class_new(); gic->item_style = "default"; gic->func.text_get = _grid_label_get; gic->func.content_get = _grid_content_get; gic->func.state_get = _grid_state_get; gic->func.del = _grid_del; } // we only create the first time its needed. we dont unref/free _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()