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efl/src/examples/edje/edje-edit-part-box.c

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/**
* Simple Edje Edit example illustrating BOX part's and it's items editing.
*
* This example is intended for people who want to write an Edje editor. There
* is no other application that should use it, EVER ! If you don't plan to write
* an Edje editor please move away from this file.
*
* See stdout/stderr for output.
*
* @verbatim
* edje_cc box_example.edc && gcc -o edje-edit-part-box edje-edit-part-box.c `pkg-config --libs --cflags evas ecore ecore-evas edje eina`
* @endverbatim
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#else
# define EINA_UNUSED
#endif
#ifndef PACKAGE_DATA_DIR
#define PACKAGE_DATA_DIR "."
#endif
#define EDJE_EDIT_IS_UNSTABLE_AND_I_KNOW_ABOUT_IT
#include <Ecore.h>
#include <Ecore_Evas.h>
#include <Edje_Edit.h>
#include <Edje.h>
#define WIDTH (500)
#define HEIGHT (300)
static const char commands[] = \
"commands are:\n"
"\tl - change box layout\n"
"\tL - change box alternative layout\n"
"\ti - append one/remove item\n"
"\tg - change source of middle item\n"
"\tM - change max of middle item\n"
"\tm - change min of middle item\n"
"\ts - change spread (w and h) of middle item\n"
"\tb - change paddings of middle item\n"
"\tw - change weight of middle item\n"
"\tn - change align of middle item\n"
"\tp - print resulted source code of edj file (after changing with edje edit)\n"
"\th - print help\n"
"\tEsc - exit\n";
static int group_number = 0;
static const char *groups[] =
{
"blue_group", "red_group", "green_group", "complex_group"
};
static int layout_number = 0;
static int alt_layout_number = 0;
static char *layouts[] =
{
"horizontal", "vertical", "horizontal_homogeneous", "vertical_homogeneous",
"horizontal_max", "vertical_max", "horizontal_flow", "vertical_flow", "stack",
NULL
};
static void
_on_delete(Ecore_Evas *ee EINA_UNUSED)
{
ecore_main_loop_quit();
}
static void
_on_bg_key_down(void *data EINA_UNUSED,
Evas *e EINA_UNUSED,
Evas_Object *o,
void *event_info)
{
const char *edje_file = PACKAGE_DATA_DIR"/box_example.edj";
Evas_Event_Key_Down *ev;
Evas_Object *edje_edit_obj = o;
ev = (Evas_Event_Key_Down *)event_info;
if (!strcmp(ev->key, "h"))
{
printf(commands);
return;
}
if (!strcmp(ev->key, "p"))
{
printf("SOURCE CODE:\n%s \n", edje_edit_source_generate(edje_edit_obj));
return;
}
if (!strcmp(ev->key, "n"))
{
double align_x = edje_edit_part_item_index_align_x_get(edje_edit_obj, "green", 1);
double align_y = edje_edit_part_item_index_align_y_get(edje_edit_obj, "green", 1);
align_x += 0.1; align_y += 0.2;
if (align_x >= 1.0) align_x = 0.0;
if (align_y >= 1.0) align_y = 0.0;
printf("Changing align to x[%f] y[%f] \n", align_x, align_y);
if (!edje_edit_part_item_index_align_x_set(edje_edit_obj, "green", 1, align_x))
fprintf(stderr, "Couldn't set align x for item x2, something is absolutely wrong!!!\n");
if (!edje_edit_part_item_index_align_y_set(edje_edit_obj, "green", 1, align_y))
fprintf(stderr, "Couldn't set align y for item x2, something is absolutely wrong!!!\n");
edje_edit_save_all(edje_edit_obj);
if (!edje_object_file_set(edje_edit_obj, edje_file, "box_group"))
printf("Couldn't load edje edit object! \n");
return;
}
if (!strcmp(ev->key, "w"))
{
double weight_x = edje_edit_part_item_index_weight_x_get(edje_edit_obj, "green", 1);
double weight_y = edje_edit_part_item_index_weight_y_get(edje_edit_obj, "green", 1);
weight_x += 5.0; weight_y += 10.0;
if (weight_x >= 30.0) weight_x = 0.0;
if (weight_y >= 30.0) weight_y = 0.0;
printf("Changing weight to x[%f] y[%f] \n", weight_x, weight_y);
if (!edje_edit_part_item_index_weight_x_set(edje_edit_obj, "green", 1, weight_x))
fprintf(stderr, "Couldn't set weight x for item x2, something is absolutely wrong!!!\n");
if (!edje_edit_part_item_index_weight_y_set(edje_edit_obj, "green", 1, weight_y))
fprintf(stderr, "Couldn't set weight y for item x2, something is absolutely wrong!!!\n");
edje_edit_save_all(edje_edit_obj);
if (!edje_object_file_set(edje_edit_obj, edje_file, "box_group"))
printf("Couldn't load edje edit object! \n");
return;
}
if (!strcmp(ev->key, "b"))
{
Evas_Coord l, r, t, b;
edje_edit_part_item_index_padding_get(edje_edit_obj, "green", 1, &l, &r, &t, &b);
l += 1; r += 2; t += 4; b += 8;
if (l >= 32) l = 0;
if (r >= 32) r = 0;
if (t >= 32) t = 0;
if (b >= 32) b = 0;
printf("Changing paddings. left[%d], right[%d], top[%d], bottom[%d]\n", l, r, t, b);
if (!edje_edit_part_item_index_padding_set(edje_edit_obj, "green", 1, l, r, t, b))
fprintf(stderr, "Couldn't set paddings for item x2, something is absolutely wrong!!!\n");
edje_edit_save_all(edje_edit_obj);
if (!edje_object_file_set(edje_edit_obj, edje_file, "box_group"))
printf("Couldn't load edje edit object! \n");
return;
}
if (!strcmp(ev->key, "s"))
{
/* numbder of spread item is (spread_w * spread_h) */
int spread_w = edje_edit_part_item_index_spread_w_get(edje_edit_obj, "green", 1);
int spread_h = edje_edit_part_item_index_spread_h_get(edje_edit_obj, "green", 1);
spread_w++;
if (spread_w >= 5)
{
spread_w = 1;
spread_h++;
if (spread_h >= 5)
spread_h = 1;
}
printf("Changing spread to w[%d] h[%d] \n", spread_w, spread_h);
if (!edje_edit_part_item_index_spread_w_set(edje_edit_obj, "green", 1, spread_w))
fprintf(stderr, "Couldn't set spread w for item x2, something is absolutely wrong!!!\n");
if (!edje_edit_part_item_index_spread_h_set(edje_edit_obj, "green", 1, spread_h))
fprintf(stderr, "Couldn't set spread h for item x2, something is absolutely wrong!!!\n");
edje_edit_save_all(edje_edit_obj);
if (!edje_object_file_set(edje_edit_obj, edje_file, "box_group"))
printf("Couldn't load edje edit object! \n");
return;
}
if (!strcmp(ev->key, "m"))
{
int min_w = edje_edit_part_item_index_min_w_get(edje_edit_obj, "green", 1);
int min_h = edje_edit_part_item_index_min_h_get(edje_edit_obj, "green", 1);
min_w += 100; min_h += 100;
if (min_w >= 500) min_w = 200;
if (min_h >= 500) min_h = 200;
printf("Changing min to w[%d] h[%d] \n", min_w, min_h);
if (!edje_edit_part_item_index_min_w_set(edje_edit_obj, "green", 1, min_w))
fprintf(stderr, "Couldn't set min w for item x2, something is absolutely wrong!!!\n");
if (!edje_edit_part_item_index_min_h_set(edje_edit_obj, "green", 1, min_h))
fprintf(stderr, "Couldn't set min h for item x2, something is absolutely wrong!!!\n");
edje_edit_save_all(edje_edit_obj);
if (!edje_object_file_set(edje_edit_obj, edje_file, "box_group"))
printf("Couldn't load edje edit object! \n");
return;
}
if (!strcmp(ev->key, "M"))
{
int max_w = edje_edit_part_item_index_max_w_get(edje_edit_obj, "green", 1);
int max_h = edje_edit_part_item_index_max_h_get(edje_edit_obj, "green", 1);
max_w -= 100; max_h -= 100;
if (max_w <= 0) max_w = 800;
if (max_h <= 0) max_h = 800;
printf("Changing max to w[%d] h[%d] \n", max_w, max_h);
if (!edje_edit_part_item_index_max_w_set(edje_edit_obj, "green", 1, max_w))
fprintf(stderr, "Couldn't set max w for item x2, something is absolutely wrong!!!\n");
if (!edje_edit_part_item_index_max_h_set(edje_edit_obj, "green", 1, max_h))
fprintf(stderr, "Couldn't set max h for item x2, something is absolutely wrong!!!\n");
edje_edit_save_all(edje_edit_obj);
if (!edje_object_file_set(edje_edit_obj, edje_file, "box_group"))
printf("Couldn't load edje edit object! \n");
return;
}
if (!strcmp(ev->key, "g"))
{
Eina_Stringshare *source = edje_edit_part_item_index_source_get(edje_edit_obj, "green", 1);
const char *new_source = NULL;
group_number++;
if (group_number > 3)
group_number = 0;
new_source = groups[group_number];
printf("Changing item's source from [%s] to [%s] \n", source, new_source);
if (!edje_edit_part_item_index_source_set(edje_edit_obj, "green", 1, new_source))
fprintf(stderr, "Couldn't change item's source, something is absolutely wrong!!!\n");
edje_edit_save_all(edje_edit_obj);
if (!edje_object_file_set(edje_edit_obj, edje_file, "box_group"))
printf("Couldn't load edje edit object! \n");
eina_stringshare_del(source);
return;
}
if (!strcmp(ev->key, "i"))
{
if (!edje_edit_part_item_append(edje_edit_obj, "green", "x_new", "complex_group"))
{
edje_edit_part_item_index_del(edje_edit_obj, "green", 3);
printf("Successfully removed new item!\n");
}
else
{
if (!edje_edit_part_item_index_min_w_set(edje_edit_obj, "green", 3, 200))
fprintf(stderr, "Couldn't set min w for item x_new, something is absolutely wrong!!!\n");
if (!edje_edit_part_item_index_min_h_set(edje_edit_obj, "green", 3, 200))
fprintf(stderr, "Couldn't set min h for item x_new, something is absolutely wrong!!!\n");
printf("Successfully added new item!\n");
}
edje_edit_save_all(edje_edit_obj);
if (!edje_object_file_set(edje_edit_obj, edje_file, "box_group"))
printf("Couldn't load edje edit object! \n");
return;
}
if (!strcmp(ev->key, "l"))
{
Eina_Stringshare *layout = edje_edit_state_box_layout_get(edje_edit_obj, "green", "default", 0.0);
char *new_layout = NULL;
layout_number++;
if (layout_number > 9)
layout_number = 0;
new_layout = layouts[layout_number];
printf("Changing box's layout from [%s] to [%s] \n", layout, new_layout);
if (!edje_edit_state_box_layout_set(edje_edit_obj, "green", "default", 0.0, new_layout))
fprintf(stderr, "Couldn't change layout, something is absolutely wrong!!!\n");
edje_edit_save_all(edje_edit_obj);
if (!edje_object_file_set(edje_edit_obj, edje_file, "box_group"))
printf("Couldn't load edje edit object! \n");
eina_stringshare_del(layout);
return;
}
if (!strcmp(ev->key, "L"))
{
Eina_Stringshare *layout = edje_edit_state_box_alt_layout_get(edje_edit_obj, "green", "default", 0.0);
char *new_layout = NULL;
alt_layout_number++;
if (alt_layout_number > 9)
alt_layout_number = 0;
new_layout = layouts[alt_layout_number];
printf("Changing box's alternative layout from [%s] to [%s] \n", layout, new_layout);
if (!edje_edit_state_box_alt_layout_set(edje_edit_obj, "green", "default", 0.0, new_layout))
fprintf(stderr, "Couldn't change alternative layout, something is absolutely wrong!!!\n");
edje_edit_save_all(edje_edit_obj);
if (!edje_object_file_set(edje_edit_obj, edje_file, "box_group"))
printf("Couldn't load edje edit object! \n");
eina_stringshare_del(layout);
return;
}
else if (!strcmp(ev->key, "Escape"))
ecore_main_loop_quit();
}
int
main(int argc EINA_UNUSED, char *argv[] EINA_UNUSED)
{
const char *edje_file = PACKAGE_DATA_DIR"/box_example.edj";
Ecore_Evas *ee;
Evas *evas;
Evas_Object *edje_edit_obj;
if (!ecore_evas_init())
return EXIT_FAILURE;
if (!edje_init())
goto shutdown_ecore_evas;
/* this will give you a window with an Evas canvas under the first
* engine available */
ee = ecore_evas_new(NULL, 0, 0, WIDTH, HEIGHT, NULL);
if (!ee) goto shutdown_edje;
ecore_evas_callback_delete_request_set(ee, _on_delete);
ecore_evas_title_set(ee, "Edje Edit Example: BOX part");
evas = ecore_evas_get(ee);
/* loading edje edit object here */
edje_edit_obj = edje_edit_object_add(evas);
if (!edje_object_file_set(edje_edit_obj, edje_file, "box_group"))
printf("Couldn't load edje edit object! \n");
evas_object_resize(edje_edit_obj, WIDTH, HEIGHT);
evas_object_show(edje_edit_obj);
ecore_evas_data_set(ee, "background", edje_edit_obj);
ecore_evas_object_associate(ee, edje_edit_obj, ECORE_EVAS_OBJECT_ASSOCIATE_BASE);
evas_object_focus_set(edje_edit_obj, EINA_TRUE);
evas_object_event_callback_add(edje_edit_obj, EVAS_CALLBACK_KEY_DOWN, _on_bg_key_down, ee);
printf(commands);
ecore_evas_show(ee);
ecore_main_loop_begin();
ecore_evas_free(ee);
ecore_evas_shutdown();
edje_shutdown();
return EXIT_SUCCESS;
shutdown_edje:
edje_shutdown();
shutdown_ecore_evas:
ecore_evas_shutdown();
return EXIT_FAILURE;
}
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