efl

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//Compile with:
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// edje_cc sigtest.edc && gcc -o sigtest sigtest.c `pkg-config --libs --cflags ecore ecore-evas edje`
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#else
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#define PACKAGE_EXAMPLES_DIR "."
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#define EINA_UNUSED
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#endif
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#ifndef PACKAGE_DATA_DIR
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#define PACKAGE_DATA_DIR "."
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#endif
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#include <Ecore.h>
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#include <Ecore_Evas.h>
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#include <Edje.h>
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#include <stdio.h>
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#define WIDTH  (300)
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#define HEIGHT (300)
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static const char commands[] = \
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  "commands are:\n"
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  "\te - change te edje base\n"
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  "\tl - change to lua base\n"
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  "\tm - send message\n"
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  "\ts - send signal\n"
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  "\tEsc - exit\n"
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  "\th - print help\n";
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static void
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_on_keydown(void        *data,
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            Evas        *evas EINA_UNUSED,
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            Evas_Object *o EINA_UNUSED,
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            void        *einfo)
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{
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   Ecore_Evas          *ee;
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   Evas_Event_Key_Down *ev;
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   Evas_Object         *edje_obj;
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   char                *edje_file;
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   ee = (Ecore_Evas *)data;
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   ev = (Evas_Event_Key_Down *)einfo;
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   edje_obj = ecore_evas_data_get(ee, "edje_obj");
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   edje_file = ecore_evas_data_get(ee, "file");
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   if (!strcmp(ev->key, "h"))
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     {
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        printf(commands);
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        return;
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     }
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   else if (!strcmp(ev->key, "e"))
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     {
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      if (!edje_object_file_set(edje_obj, edje_file, "plain/edje/group"))
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        {
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           int err = edje_object_load_error_get(edje_obj);
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           const char *errmsg = edje_load_error_str(err);
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           fprintf(stderr, "Could not load 'plain/edje/group' from sigtest.edj: %s\n", errmsg);
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        }
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      else
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         printf("Loaded Edje object bound to group 'plain/edje/group' from"
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                         " file sigtest.edj with success!\n");
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        return;
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     }
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   else if (!strcmp(ev->key, "l"))
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     {
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      if (!edje_object_file_set(edje_obj, edje_file, "lua_base"))
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        {
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           int err = edje_object_load_error_get(edje_obj);
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           const char *errmsg = edje_load_error_str(err);
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           fprintf(stderr, "Could not load 'lua_base' from sigtest.edj: %s\n", errmsg);
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        }
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      else
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         printf("Loaded Edje object bound to group 'lua_base' from"
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                         " file sigtest.edj with success!\n");
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        return;
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     }
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   else if (!strcmp(ev->key, "m"))
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     {
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        Edje_Message_String *msg = malloc(sizeof(*msg));
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	printf("\n");
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        msg->str = strdup("C message text");
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        edje_object_message_send(edje_obj, EDJE_MESSAGE_STRING, 2, msg);
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        free(msg);
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	printf("C message sent\n");
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        return;
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     }
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   else if (!strcmp(ev->key, "s"))
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     {
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	printf("\n");
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        edje_object_signal_emit(edje_obj, "C signal 1", "Csource");
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        edje_object_signal_emit(edje_obj, "bubbles_lua:C signal 2", "Csource");
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	printf("C signal sent\n");
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        return;
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     }
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   else if (!strcmp(ev->key, "Escape"))
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     ecore_main_loop_quit();
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   else
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     {
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        printf("unhandled key: %s\n", ev->key);
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        printf(commands);
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     }
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}
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static void
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_on_message(void *data EINA_UNUSED, Evas_Object *obj EINA_UNUSED, Edje_Message_Type type, int id, void *msg)
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{
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   int i;
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   printf("C::message id=%d type=%d ", id, type);
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   switch (type)
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     {
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        case EDJE_MESSAGE_NONE :
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          {
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             printf(" NONE");
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             break;
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          }
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        case EDJE_MESSAGE_SIGNAL :
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          {
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             printf(" SIGNAL ");
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             break;
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          }
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        case EDJE_MESSAGE_STRING :
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          {
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             Edje_Message_String *mmsg = msg;
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             printf(" STRING %s", mmsg->str);
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             break;
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          }
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        case EDJE_MESSAGE_INT :
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          {
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             Edje_Message_Int *mmsg = msg;
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             printf(" INT %d", mmsg->val);
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             break;
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          }
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        case EDJE_MESSAGE_FLOAT :
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          {
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             Edje_Message_Float *mmsg = msg;
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             printf(" FLOAT %f", mmsg->val);
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             break;
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          }
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        case EDJE_MESSAGE_STRING_SET :
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          {
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             Edje_Message_String_Set *mmsg = msg;
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             printf(" STRING_SET -\n");
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             for (i = 0; i < mmsg->count; i++)
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                printf("  %s\n", mmsg->str[i]);
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             break;
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          }
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        case EDJE_MESSAGE_INT_SET :
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          {
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             Edje_Message_Int_Set *mmsg = msg;
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             printf(" INT_SET -\n");
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             for (i = 0; i < mmsg->count; i++)
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                printf("  %d\n", mmsg->val[i]);
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             break;
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          }
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        case EDJE_MESSAGE_FLOAT_SET :
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          {
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             Edje_Message_Float_Set *mmsg = msg;
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             printf(" FLOAT_SET -\n");
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             for (i = 0; i < mmsg->count; i++)
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                printf("  %f\n", mmsg->val[i]);
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             break;
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          }
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        case EDJE_MESSAGE_STRING_INT :
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          {
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             Edje_Message_String_Int *mmsg = msg;
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             printf(" STRING_INT %s %d", mmsg->str, mmsg->val);
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             break;
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          }
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        case EDJE_MESSAGE_STRING_FLOAT :
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          {
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             Edje_Message_String_Float *mmsg = msg;
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             printf(" STRING_FLOAT %s %f", mmsg->str, mmsg->val);
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             break;
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          }
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        case EDJE_MESSAGE_STRING_INT_SET :
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          {
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             Edje_Message_String_Int_Set *mmsg = msg;
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             printf(" STRING_INT_SET %s -\n", mmsg->str);
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             for (i = 0; i < mmsg->count; i++)
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                printf("  %d\n", mmsg->val[i]);
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             break;
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          }
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        case EDJE_MESSAGE_STRING_FLOAT_SET :
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          {
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             Edje_Message_String_Float_Set *mmsg = msg;
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             printf(" STRING_FLOAT_SET %s -\n", mmsg->str);
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             for (i = 0; i < mmsg->count; i++)
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                printf("  %f\n", mmsg->val[i]);
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             break;
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          }
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     }
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   printf("\n");
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}
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static void
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_on_signal(void *data EINA_UNUSED, Evas_Object *obj EINA_UNUSED, const char  *emission, const char  *source)
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{
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   printf("C::signal sig=|%s| src=|%s|\n", emission, source);
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}
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static void
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_on_delete(Ecore_Evas *ee EINA_UNUSED)
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{
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   ecore_main_loop_quit();
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}
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int
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main(int argc EINA_UNUSED, char *argv[] EINA_UNUSED)
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{
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   const char  *img_file = PACKAGE_DATA_DIR"/red.png";
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   const char  *edje_file = PACKAGE_DATA_DIR"/sigtest.edj";
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   Ecore_Evas  *ee;
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   Evas        *evas;
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   Evas_Object *bg;
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   Evas_Object *border;
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   Evas_Object *edje_obj;
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   if (!ecore_evas_init())
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     return EXIT_FAILURE;
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   if (!edje_init())
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     goto shutdown_ecore_evas;
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   /* this will give you a window with an Evas canvas under the first
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    * engine available */
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   ee = ecore_evas_new(NULL, 0, 0, WIDTH, HEIGHT, NULL);
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   if (!ee) goto shutdown_edje;
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   ecore_evas_callback_delete_request_set(ee, _on_delete);
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   ecore_evas_title_set(ee, "Signals and messages tester");
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   evas = ecore_evas_get(ee);
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   bg = evas_object_rectangle_add(evas);
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   evas_object_color_set(bg, 255, 255, 255, 255); /* white bg */
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   evas_object_move(bg, 0, 0); /* at canvas' origin */
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   evas_object_resize(bg, WIDTH, HEIGHT); /* covers full canvas */
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   evas_object_show(bg);
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   ecore_evas_object_associate(ee, bg, ECORE_EVAS_OBJECT_ASSOCIATE_BASE);
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   evas_object_focus_set(bg, EINA_TRUE);
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   edje_obj = edje_object_add(evas);
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   edje_object_message_handler_set(edje_obj, _on_message, NULL);
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   edje_object_signal_callback_add(edje_obj, "*", "*", _on_signal, NULL);
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   if (!edje_object_file_set(edje_obj, edje_file, "lua_base"))
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     {
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        int err = edje_object_load_error_get(edje_obj);
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        const char *errmsg = edje_load_error_str(err);
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        fprintf(stderr, "Could not load 'lua_base' from sigtest.edj: %s\n",
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                errmsg);
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        evas_object_del(edje_obj);
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        goto shutdown_edje;
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     }
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   printf("Loaded Edje object bound to group 'lua_base' from"
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                   " file sigtest.edj with success!\n");
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   evas_object_move(edje_obj, 20, 20);
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   evas_object_resize(edje_obj, WIDTH - 40, HEIGHT - 40);
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   evas_object_show(edje_obj);
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   ecore_evas_data_set(ee, "edje_obj", edje_obj);
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   ecore_evas_data_set(ee, "file", edje_file);
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   evas_object_event_callback_add(bg, EVAS_CALLBACK_KEY_DOWN, _on_keydown, ee);
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   /* this is a border around the Edje object above, here just to
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    * emphasize its geometry */
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   border = evas_object_image_filled_add(evas);
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   evas_object_image_file_set(border, img_file, NULL);
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   evas_object_image_border_set(border, 2, 2, 2, 2);
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   evas_object_image_border_center_fill_set(border, EVAS_BORDER_FILL_NONE);
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   evas_object_resize(border, WIDTH - 40 + 4, HEIGHT - 40 + 4);
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   evas_object_move(border, 20 - 2, 20 - 2);
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   evas_object_show(border);
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   printf(commands);
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   ecore_evas_show(ee);
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   ecore_main_loop_begin();
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   ecore_evas_free(ee);
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   ecore_evas_shutdown();
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   edje_shutdown();
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   return EXIT_SUCCESS;
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 shutdown_edje:
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   edje_shutdown();
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 shutdown_ecore_evas:
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   ecore_evas_shutdown();
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   return EXIT_FAILURE;
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}
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