1 files changed, 630 insertions, 0 deletions

diff --git a/libraries/elementary/src/examples/gengrid_example.c b/libraries/elementary/src/examples/gengrid_example.c
new file mode 100644
index 0000000..e3b345d
--- /dev/null
+++ b/libraries/elementary/src/examples/gengrid_example.c
@@ -0,0 +1,630 @@
+/**
+ * Simple Elementary's <b>gengrid widget</b> example, illustrating its
+ * usage and API.
+ *
+ * See stdout/stderr for output. Compile with:
+ *
+ * @verbatim
+ * gcc -g gengrid_example.c -o gengrid_example `pkg-config --cflags --libs elementary`
+ * @endverbatim
+ */
+
+#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;
+
+static void
+_on_done(void        *data,
+         Evas_Object *obj,
+         void        *event_info)
+{
+   elm_exit();
+}
+
+/* change layouting mode */
+static void
+_horizontal_grid(void        *data,
+                 Evas_Object *obj,
+                 void        *event_info)
+{
+   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)
+{
+   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);
+
+   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)
+{
+   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)
+{
+   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_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)
+{
+   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);
+
+   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,
+          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);
+
+   fprintf(stdout, "Item [%p], with data [%p], path %s, at position (%d, %d),"
+                   " 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,
+                   void        *event_info)
+{
+   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,
+                  void        *event_info)
+{
+   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,
+                    void        *event_info)
+{
+   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,
+                   void        *event_info)
+{
+   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,
+          void        *event_info)
+{
+   elm_gengrid_clear(data);
+
+   fprintf(stdout, "Clearing the grid!\n");
+}
+
+/* bring in 1st item */
+static void
+_bring_1st_clicked(void        *data,
+                   Evas_Object *obj,
+                   void        *event_info)
+{
+   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,
+                   void        *event_info)
+{
+   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,
+                    void        *event_info)
+{
+   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)
+{
+   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,
+              Evas_Object *obj,
+              void        *event_info)
+{
+   fprintf(stdout, "Double click on item with handle %p\n", event_info);
+}
+
+/* item long press callback */
+static void
+_long_pressed(void        *data,
+              Evas_Object *obj,
+              void        *event_info)
+{
+   fprintf(stdout, "Long press on item with handle %p\n", event_info);
+}
+
+
+/* label fetching callback */
+static char *
+_grid_label_get(void        *data,
+                Evas_Object *obj,
+                const char  *part)
+{
+   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,
+                Evas_Object *obj,
+                const char  *part)
+{
+   return EINA_FALSE;
+}
+
+/* deletion callback */
+static void
+_grid_del(void        *data,
+          Evas_Object *obj)
+{
+   Example_Item *it = data;
+
+   eina_stringshare_del(it->path);
+   free(it);
+}
+
+/* scrolling animation stopped callback */
+static void
+_grid_scroll_stopped_cb(void        *data,
+                        Evas_Object *obj,
+                        void        *event_info)
+{
+  int h_pagenumber = 0, v_pagenumber = 0;
+  elm_gengrid_current_page_get(obj, &h_pagenumber, &v_pagenumber);
+  fprintf(stdout, "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)
+{
+   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)
+{
+   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)
+{
+   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);
+}
+
+EAPI_MAIN int
+elm_main(int    argc,
+         char **argv)
+{
+   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));
+
+   elm_app_info_set(elm_main, "elementary", "images");
+   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_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, 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);
+
+   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_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);
+   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();
+   elm_shutdown();
+
+   return 0;
+}
+ELM_MAIN()