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/**
* Ecore example illustrating the basics of ecore evas extn plug usage.
*
* For checking with ecore evas extn socket, please run with ecore_evas_extn_socket_example.
*
* @verbatim
* gcc -o ecore_evas_extn_plug_example ecore_evas_extn_plug_example.c `pkg-config --libs --cflags evas ecore ecore-evas`
* @endverbatim
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#else
#define EINA_UNUSED
#endif
#include <Ecore.h>
#include <Ecore_Evas.h>
#include <unistd.h>
// procotol version - change this as needed
#define MSG_DOMAIN_CONTROL_OBJECT 0x1004
#define MSG_ID_BG_COLOR 0x1005
#define MSG_ID_TEXT 0x1006
typedef struct _Msg_Color Msg_Color;
struct _Msg_Color
{
int r;
int g;
int b;
int a;
};
static void
_on_delete(Ecore_Evas *ee)
{
Msg_Color *color = NULL;
color = ecore_evas_data_get(ee, "color");
if (color) free(color);
ecore_main_loop_quit();
}
static void
_button_1_up(void *data, Evas *e EINA_UNUSED, Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED)
{
Ecore_Evas *ee;
Msg_Color *color = NULL;
int r = 0, g = 0, b = 0, a = 0;
ee = data;
color = ecore_evas_data_get(ee, "color");
printf("Plug's button pressed\n");
if (!color)
{
color = malloc(sizeof(Msg_Color));
r = 255;
g = 0;
b = 0;
a = 255;
ecore_evas_data_set(ee, "color", color);
}
else
{
r = ((color->r) + 100) % 255;
g = ((color->g) + 100) % 255;
b = ((color->b) + 100) % 255;
a = color->a;
}
printf("Send color info (%x,%x,%x,%x)\n", r, g, b, a);
color->r = r;
color->g = g;
color->b = b;
color->a = a;
ecore_evas_msg_parent_send(ee, MSG_DOMAIN_CONTROL_OBJECT, MSG_ID_BG_COLOR, color, sizeof(Msg_Color));
}
static void
_ecore_evas_msg_handle(Ecore_Evas *ee, int msg_domain, int msg_id, void *data, int size)
{
if (!data) return;
printf("Receive msg from server msg_domain=%x msg_id=%x size=%d\n", msg_domain, msg_id, size);
if (msg_domain == MSG_DOMAIN_CONTROL_OBJECT)
{
if (msg_id == MSG_ID_TEXT)
{
Evas_Object *text = NULL;
char *txt = data;
int len = 0;
len = strlen(txt);
printf("data len= (%d).\n", len);
text = ecore_evas_data_get(ee, "text");
if (text && (size == (int)strlen(txt)))
{
printf("Receive msg is text (%s).\n", txt);
evas_object_text_text_set(text, txt);
}
}
}
}
int
main(void)
{
Ecore_Evas *ee, *ee_plug;
Evas *canvas;
Evas_Object *bg, *button1, *text, *noti_text;
Evas_Object *plug;
int w, h;
int x1, x2, y; //for button position
int plug_x, plug_y, plug_w = 0, plug_h = 0; //for button position
if (ecore_evas_init() <= 0)
return 1;
w = 480;
h = 500;
x1 = 20;
x2 = 170;
y = 100;
plug_x = 10;
plug_y = y + (h / 4) + 20;
plug_w = 460;
plug_h = 200;
ee = ecore_evas_new(NULL, 0, 0, w, h, NULL);
ecore_evas_title_set(ee, "Ecore Evas Extn Plug Example");
ecore_evas_show(ee);
ecore_evas_callback_delete_request_set(ee, _on_delete);
printf("Using %s engine! ee=%p\n", ecore_evas_engine_name_get(ee), ee);
//create ecore evas to show info
canvas = ecore_evas_get(ee);
if (ecore_evas_ecore_evas_get(canvas) == ee)
printf("Everything is sane!\n");
bg = evas_object_rectangle_add(canvas);
evas_object_color_set(bg, 255, 0, 255, 255);
evas_object_resize(bg, w, h);
evas_object_show(bg);
//button to change socket's bg
button1 = evas_object_rectangle_add(canvas);
evas_object_color_set(button1, 0, 255, 255, 255);
evas_object_resize(button1, w/4, 100);
evas_object_move(button1, x1, y);
evas_object_show(button1);
text = evas_object_text_add(canvas);
evas_object_color_set(text, 0, 0, 0, 255);
evas_object_text_style_set(text, EVAS_TEXT_STYLE_PLAIN);
evas_object_text_font_set(text, "Sans", 15);
evas_object_text_text_set(text, "Chagne bg!!");
evas_object_move(text, x1 + 5, y + 10);
evas_object_show(text);
//button to send msg1 to socket
bg = evas_object_rectangle_add(canvas);
evas_object_color_set(bg, 0, 255, 255, 255);
evas_object_resize(bg, w/2, 100);
evas_object_move(bg, x2, y);
evas_object_show(bg);
text = evas_object_text_add(canvas);
evas_object_color_set(text, 0, 0, 0, 255);
evas_object_text_style_set(text, EVAS_TEXT_STYLE_PLAIN);
evas_object_text_font_set(text, "Sans", 15);
evas_object_text_text_set(text, "No Message from server!!");
evas_object_move(text, x2 + 5, y + 10);
evas_object_show(text);
//text to noti plug area
noti_text = evas_object_text_add(canvas);
evas_object_color_set(noti_text, 0, 0, 0, 255);
evas_object_text_style_set(noti_text, EVAS_TEXT_STYLE_PLAIN);
evas_object_text_font_set(noti_text, "Sans", 15);
evas_object_text_text_set(noti_text, "Below is the plug area!!");
evas_object_move(noti_text, x1, plug_y - 25);
evas_object_show(noti_text);
//create ecore evas extn plug(image object) show socket area
plug = ecore_evas_extn_plug_new(ee);
ecore_evas_data_set(ee, "plug", plug);
if (!plug)
{
printf("Fail to create ecore extn plug!\n");
return 0;
}
ee_plug = ecore_evas_object_ecore_evas_get(plug);
ecore_evas_data_set(ee_plug, "text", text);
if(!ecore_evas_extn_plug_connect(plug, "socket_exam_service", 0, EINA_FALSE))
{
printf("Fail to connect socket_exam_service!\n");
return 0;
}
evas_object_event_callback_add(button1, EVAS_CALLBACK_MOUSE_UP, _button_1_up, ee_plug);
//callback to deal with extn socket message
ecore_evas_callback_msg_handle_set(ee_plug, _ecore_evas_msg_handle);
ecore_evas_data_set(ee_plug, "text", text);
evas_object_resize(plug, plug_w, plug_h);
evas_object_move(plug, plug_x, plug_y);
evas_object_show(plug);
ecore_main_loop_begin();
ecore_evas_free(ee);
ecore_evas_shutdown();
return 0;
}
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