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enlightenment-module-net/e_mod_main.c

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#include <e.h>
#include "e_mod_main.h"
#include "e_mod_config.h"
#include "config.h"
static Net *_net_init(E_Module *m);
static void _net_shutdown(Net *n);
static void _net_config_menu_new(Net *n);
static Net_Face *_net_face_init(Net *n, E_Container *con);
static void _net_face_menu_new(Net_Face *nf);
static void _net_face_enable(Net_Face *nf);
static void _net_face_disable(Net_Face *nf);
static void _net_face_free(Net_Face *nf);
static void _net_face_cb_gmc_change(void *data, E_Gadman_Client *gmc, E_Gadman_Change change);
static void _net_face_cb_mouse_down(void *data, Evas *evas, Evas_Object *obj, void *event_info);
static void _net_face_cb_menu_edit(void *data, E_Menu *mn, E_Menu_Item *mi);
static void _net_face_cb_menu_configure(void *data, E_Menu *mn, E_Menu_Item *mi);
static int _net_face_update_values(void *data);
static void _net_face_graph_values(Net_Face *nf, int tx_val, int rx_val);
static int net_count;
static E_Config_DD *conf_edd;
static E_Config_DD *conf_face_edd;
EAPI E_Module_Api e_modapi = {
E_MODULE_API_VERSION,
"Net"
};
EAPI void *
e_modapi_init(E_Module *m)
{
Net *n;
/* Set up module's message catalogue */
bindtextdomain(PACKAGE, LOCALEDIR);
bind_textdomain_codeset(PACKAGE, "UTF-8");
n = _net_init(m);
if (!n)
return NULL;
m->config_menu = n->config_menu;
return n;
}
EAPI int
e_modapi_shutdown(E_Module *m)
{
Net *n;
n = m->data;
if (!n)
return 0;
if (m->config_menu)
{
e_menu_deactivate(m->config_menu);
e_object_del(E_OBJECT(m->config_menu));
m->config_menu = NULL;
}
if (n->cfd)
{
e_object_del(E_OBJECT(n->cfd));
n->cfd = NULL;
}
_net_shutdown(n);
return 1;
}
EAPI int
e_modapi_save(E_Module *m)
{
Net *n;
n = m->data;
if (!n)
return 0;
e_config_domain_save("module.net", conf_edd, n->conf);
return 1;
}
EAPI int
e_modapi_info(E_Module *m)
{
m->icon_file = strdup(PACKAGE_DATA_DIR "/module_icon.png");
return 1;
}
EAPI int
e_modapi_about(E_Module *m)
{
e_module_dialog_show(D_("Enlightenment Network Monitor Module"), D_("This module is used to monitor a network device."));
return 1;
}
EAPI int
e_modapi_config(E_Module *m)
{
Net *n;
Evas_List *l;
E_Container *con;
n = m->data;
if (!n)
return 0;
if (!n->faces)
return 0;
for (l = n->faces; l; l = l->next)
{
Net_Face *nf;
nf = l->data;
if (!nf)
continue;
con = e_container_current_get(e_manager_current_get());
if (nf->con == con)
{
_configure_net_module(nf);
break;
}
}
return 1;
}
static Net *
_net_init(E_Module *m)
{
Net *n;
E_Menu_Item *mi;
Evas_List *mans, *l, *l2, *fl;
n = E_NEW(Net, 1);
if (!n)
return NULL;
conf_face_edd = E_CONFIG_DD_NEW("Net_Config_Face", Config_Face);
#undef T
#undef D
#define T Config_Face
#define D conf_face_edd
E_CONFIG_VAL(D, T, enabled, UCHAR);
E_CONFIG_VAL(D, T, device, STR);
E_CONFIG_VAL(D, T, check_interval, INT);
E_CONFIG_VAL(D, T, show_text, INT);
E_CONFIG_VAL(D, T, show_graph, INT);
conf_edd = E_CONFIG_DD_NEW("Net_Config", Config);
#undef T
#undef D
#define T Config
#define D conf_edd
E_CONFIG_LIST(D, T, faces, conf_face_edd);
n->conf = e_config_domain_load("module.net", conf_edd);
if (!n->conf)
n->conf = E_NEW(Config, 1);
_net_config_menu_new(n);
mans = e_manager_list();
fl = n->conf->faces;
for (l = mans; l; l = l->next)
{
E_Manager *man;
man = l->data;
for (l2 = man->containers; l2; l2 = l2->next)
{
E_Container *con;
Net_Face *nf;
con = l2->data;
nf = _net_face_init(n, con);
if (nf)
{
if (!fl)
{
nf->conf = E_NEW(Config_Face, 1);
nf->conf->enabled = 1;
nf->conf->device = (char *)evas_stringshare_add("eth0");
nf->conf->check_interval = 30;
nf->conf->show_text = 1;
nf->conf->show_graph = 1;
n->conf->faces = evas_list_append(n->conf->faces, nf->conf);
}
else
{
nf->conf = fl->data;
fl = fl->next;
}
E_CONFIG_LIMIT(nf->conf->check_interval, 0, 60);
E_CONFIG_LIMIT(nf->conf->show_text, 0, 1);
E_CONFIG_LIMIT(nf->conf->show_graph, 0, 1);
nf->monitor = ecore_timer_add((double)nf->conf->check_interval, _net_face_update_values, nf);
_net_face_menu_new(nf);
mi = e_menu_item_new(n->config_menu);
e_menu_item_label_set(mi, _("Configuration"));
e_menu_item_callback_set(mi, _net_face_cb_menu_configure, nf);
mi = e_menu_item_new(n->config_menu);
e_menu_item_label_set(mi, con->name);
e_menu_item_submenu_set(mi, nf->menu);
if (!nf->conf->enabled)
_net_face_disable(nf);
}
}
}
return n;
}
static void
_net_shutdown(Net *n)
{
E_CONFIG_DD_FREE(conf_edd);
E_CONFIG_DD_FREE(conf_face_edd);
while (n->faces)
_net_face_free(n->faces->data);
e_object_del(E_OBJECT(n->config_menu));
evas_list_free(n->conf->faces);
E_FREE(n->conf);
E_FREE(n);
}
static void
_net_config_menu_new(Net *n)
{
E_Menu *mn;
mn = e_menu_new();
n->config_menu = mn;
}
static Net_Face *
_net_face_init(Net *n, E_Container *con)
{
Net_Face *nf;
Evas_Object *o;
char buf[4096];
nf = E_NEW(Net_Face, 1);
if (!nf)
return NULL;
nf->net = n;
n->faces = evas_list_append(n->faces, nf);
nf->con = con;
e_object_ref(E_OBJECT(con));
nf->evas = con->bg_evas;
evas_event_freeze(nf->evas);
o = edje_object_add(nf->evas);
nf->net_obj = o;
if (!e_theme_edje_object_set(o, "base/theme/modules/net", "modules/net/main"))
{
snprintf(buf, sizeof(buf), PACKAGE_DATA_DIR "/net.edj");
edje_object_file_set(o, buf, "modules/net/main");
}
evas_object_show(o);
o = edje_object_add(nf->evas);
nf->chart_obj = o;
evas_object_layer_set(o, 1);
evas_object_repeat_events_set(o, 1);
evas_object_color_set(o, 255, 255, 255, 255);
evas_object_show(o);
o = edje_object_add(nf->evas);
nf->rtxt_obj = o;
if (!e_theme_edje_object_set(o, "base/theme/modules/net", "modules/net/rx_text"))
{
snprintf(buf, sizeof(buf), PACKAGE_DATA_DIR "/net.edj");
edje_object_file_set(o, buf, "modules/net/rx_text");
}
evas_object_layer_set(o, 2);
evas_object_repeat_events_set(o, 1);
evas_object_color_set(o, 255, 255, 255, 255);
evas_object_show(o);
o = edje_object_add(nf->evas);
nf->ttxt_obj = o;
if (!e_theme_edje_object_set(o, "base/theme/modules/net", "modules/net/tx_text"))
{
snprintf(buf, sizeof(buf), PACKAGE_DATA_DIR "/net.edj");
edje_object_file_set(o, buf, "modules/net/tx_text");
}
evas_object_layer_set(o, 2);
evas_object_repeat_events_set(o, 1);
evas_object_color_set(o, 255, 255, 255, 255);
evas_object_show(o);
o = evas_object_rectangle_add(nf->evas);
nf->event_obj = o;
evas_object_layer_set(o, 3);
evas_object_repeat_events_set(o, 1);
evas_object_color_set(o, 0, 0, 0, 0);
evas_object_event_callback_add(o, EVAS_CALLBACK_MOUSE_DOWN, _net_face_cb_mouse_down, nf);
evas_object_show(o);
nf->gmc = e_gadman_client_new(nf->con->gadman);
e_gadman_client_domain_set(nf->gmc, "module.net", net_count++);
e_gadman_client_policy_set(nf->gmc,
E_GADMAN_POLICY_ANYWHERE |
E_GADMAN_POLICY_HMOVE | E_GADMAN_POLICY_HSIZE | E_GADMAN_POLICY_VMOVE | E_GADMAN_POLICY_VSIZE);
//e_gadman_client_min_size_set(nf->gmc, 40, 40);
//e_gadman_client_max_size_set(nf->gmc, 128, 128);
e_gadman_client_auto_size_set(nf->gmc, 40, 40);
e_gadman_client_align_set(nf->gmc, 1.0, 1.0);
e_gadman_client_resize(nf->gmc, 40, 40);
e_gadman_client_change_func_set(nf->gmc, _net_face_cb_gmc_change, nf);
e_gadman_client_load(nf->gmc);
evas_event_thaw(nf->evas);
return nf;
}
static void
_net_face_menu_new(Net_Face *nf)
{
E_Menu *mn;
E_Menu_Item *mi;
mn = e_menu_new();
nf->menu = mn;
mi = e_menu_item_new(mn);
e_menu_item_label_set(mi, _("Configuration"));
e_util_menu_item_edje_icon_set(mi, "enlightenment/configuration");
e_menu_item_callback_set(mi, _net_face_cb_menu_configure, nf);
mi = e_menu_item_new(mn);
e_menu_item_label_set(mi, _("Edit Mode"));
e_util_menu_item_edje_icon_set(mi, "enlightenment/gadgets");
e_menu_item_callback_set(mi, _net_face_cb_menu_edit, nf);
}
static void
_net_face_enable(Net_Face *nf)
{
nf->conf->enabled = 1;
e_config_save_queue();
evas_object_show(nf->net_obj);
evas_object_show(nf->event_obj);
evas_object_show(nf->chart_obj);
evas_object_show(nf->rtxt_obj);
evas_object_show(nf->ttxt_obj);
}
static void
_net_face_disable(Net_Face *nf)
{
nf->conf->enabled = 0;
e_config_save_queue();
evas_object_hide(nf->event_obj);
evas_object_hide(nf->net_obj);
evas_object_hide(nf->chart_obj);
evas_object_hide(nf->rtxt_obj);
evas_object_hide(nf->ttxt_obj);
}
static void
_net_face_free(Net_Face *nf)
{
e_object_unref(E_OBJECT(nf->con));
e_object_del(E_OBJECT(nf->menu));
if (nf->monitor)
ecore_timer_del(nf->monitor);
if (nf->menu)
e_object_del(E_OBJECT(nf->menu));
if (nf->event_obj)
evas_object_del(nf->event_obj);
if (nf->net_obj)
evas_object_del(nf->net_obj);
if (nf->chart_obj)
evas_object_del(nf->chart_obj);
if (nf->rtxt_obj)
evas_object_del(nf->rtxt_obj);
if (nf->ttxt_obj)
evas_object_del(nf->ttxt_obj);
if (nf->old_rx || nf->old_tx)
_net_face_graph_clear(nf);
if (nf->gmc)
{
e_gadman_client_save(nf->gmc);
e_object_del(E_OBJECT(nf->gmc));
}
nf->net->faces = evas_list_remove(nf->net->faces, nf);
E_FREE(nf->conf);
E_FREE(nf);
net_count--;
}
static void
_net_face_cb_gmc_change(void *data, E_Gadman_Client *gmc, E_Gadman_Change change)
{
Net_Face *nf;
Evas_Coord x, y, w, h;
nf = data;
switch (change)
{
case E_GADMAN_CHANGE_MOVE_RESIZE:
e_gadman_client_geometry_get(nf->gmc, &x, &y, &w, &h);
evas_object_move(nf->net_obj, x, y);
evas_object_move(nf->event_obj, x, y);
evas_object_move(nf->chart_obj, x, y);
evas_object_move(nf->rtxt_obj, x, y);
evas_object_move(nf->ttxt_obj, x, y);
evas_object_resize(nf->net_obj, w, h);
evas_object_resize(nf->event_obj, w, h);
evas_object_resize(nf->chart_obj, w, h);
evas_object_resize(nf->rtxt_obj, w, h);
evas_object_resize(nf->ttxt_obj, w, h);
_net_face_graph_clear(nf);
break;
case E_GADMAN_CHANGE_RAISE:
evas_object_raise(nf->net_obj);
evas_object_raise(nf->event_obj);
evas_object_raise(nf->chart_obj);
evas_object_raise(nf->rtxt_obj);
evas_object_raise(nf->ttxt_obj);
break;
default:
break;
}
}
static void
_net_face_cb_mouse_down(void *data, Evas *evas, Evas_Object *obj, void *event_info)
{
Net_Face *nf;
Evas_Event_Mouse_Down *ev;
ev = event_info;
nf = data;
if (ev->button == 3)
{
e_menu_activate_mouse(nf->menu, e_zone_current_get(nf->con),
ev->output.x, ev->output.y, 1, 1, E_MENU_POP_DIRECTION_DOWN, ev->timestamp);
e_util_container_fake_mouse_up_all_later(nf->con);
}
}
static void
_net_face_cb_menu_edit(void *data, E_Menu *mn, E_Menu_Item *mi)
{
Net_Face *nf;
nf = data;
e_gadman_mode_set(nf->gmc->gadman, E_GADMAN_MODE_EDIT);
}
static void
_net_face_cb_menu_configure(void *data, E_Menu *mn, E_Menu_Item *mi)
{
Net_Face *nf;
nf = data;
if (!nf)
return;
_configure_net_module(nf);
}
static int
_net_face_update_values(void *data)
{
Net_Face *nf;
FILE *stat;
char dev[64];
char buf[256];
static unsigned long old_in = 0;
static unsigned long old_out = 0;
unsigned long in = 0;
unsigned long out = 0;
unsigned long dummy = 0;
int found;
long max_in = 171008;
long max_out = 28672;
long bytes_in;
long bytes_out;
int in_use = 0;
int out_use = 0;
Edje_Message_Float msg;
nf = data;
stat = fopen("/proc/net/dev", "r");
if (!stat)
return 1;
found = 0;
while (fgets(buf, 256, stat))
{
int i = 0;
for (; buf[i] != 0; i++)
{
if (buf[i] == ':')
buf[i] = ' ';
}
if (sscanf(buf, "%s %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu "
"%lu %lu %lu %lu\n", dev, &in, &dummy, &dummy,
&dummy, &dummy, &dummy, &dummy, &dummy, &out, &dummy, &dummy, &dummy, &dummy, &dummy, &dummy, &dummy) < 17)
continue;
if (!strcmp(dev, strdup(nf->conf->device)))
{
found = 1;
break;
}
}
fclose(stat);
if (!found)
return 1;
if (old_in && old_out)
{
bytes_in = in - old_in;
bytes_out = out - old_out;
if (bytes_in < 0)
bytes_in = 0;
if (bytes_out < 0)
bytes_out = 0;
in_use = (int)((bytes_in * 100L) / max_in);
out_use = (int)((bytes_out * 100L) / max_out);
}
else
{
in_use = 0;
out_use = 0;
}
old_in = in;
old_out = out;
/* Update the modules text */
char in_str[100];
char out_str[100];
if (!nf->conf->show_text)
{
edje_object_part_text_set(nf->ttxt_obj, "tx-text", "");
edje_object_part_text_set(nf->rtxt_obj, "rx-text", "");
}
else if ((bytes_in < 0) || (bytes_out < 0))
{
edje_object_part_text_set(nf->ttxt_obj, "tx-text", "Tx: 0 B");
edje_object_part_text_set(nf->rtxt_obj, "rx-text", "Rx: 0 B");
}
else
{
if (bytes_in > 1048576)
{
bytes_in = bytes_in / 1048576;
snprintf(in_str, sizeof(in_str), "Rx: %d Mb", bytes_in);
}
else if (bytes_in > 1024 && bytes_in < 1048576)
{
bytes_in = bytes_in / 1024;
snprintf(in_str, sizeof(in_str), "Rx: %d Kb", bytes_in);
}
else
snprintf(in_str, sizeof(in_str), "Rx: %d B", bytes_in);
if (bytes_out > 1048576)
{
bytes_out = bytes_out / 1048576;
snprintf(out_str, sizeof(out_str), "Tx: %d Mb", bytes_out);
}
else if (bytes_out > 1024 && bytes_out < 1048576)
{
bytes_out = bytes_out / 1024;
snprintf(out_str, sizeof(out_str), "Tx: %d Kb", bytes_out);
}
else
snprintf(out_str, sizeof(out_str), "Tx: %d B", bytes_out);
edje_object_part_text_set(nf->ttxt_obj, "tx-text", out_str);
edje_object_part_text_set(nf->rtxt_obj, "rx-text", in_str);
}
msg.val = in_use;
edje_object_message_send(nf->net_obj, EDJE_MESSAGE_FLOAT, 1, &msg);
msg.val = out_use;
edje_object_message_send(nf->net_obj, EDJE_MESSAGE_FLOAT, 2, &msg);
if (nf->conf->show_graph)
_net_face_graph_values(nf, out_use, in_use);
else
_net_face_graph_clear(nf);
return 1;
}
static void
_net_face_graph_values(Net_Face *nf, int tx_val, int rx_val)
{
int x, y, w, h;
Evas_Object *o;
Evas_Object *last = NULL;
Evas_List *l;
int i, j = 0;
evas_event_freeze(nf->evas);
evas_object_geometry_get(nf->chart_obj, &x, &y, &w, &h);
if (rx_val > 100)
rx_val = 100;
if (tx_val > 100)
tx_val = 100;
rx_val = (int)(((double)rx_val) * (((double)h) / ((double)100)));
tx_val = (int)(((double)tx_val) * (((double)h) / ((double)100)));
o = evas_object_line_add(nf->evas);
edje_object_part_swallow(nf->chart_obj, "lines", o);
evas_object_layer_set(o, 1);
if (rx_val == 0)
evas_object_hide(o);
else
{
evas_object_line_xy_set(o, (x + w), (y + h), (x + w), (y + h - rx_val));
evas_object_color_set(o, 255, 0, 0, 100);
evas_object_pass_events_set(o, 1);
evas_object_show(o);
}
nf->old_rx = evas_list_prepend(nf->old_rx, o);
l = nf->old_rx;
for (i = (x + w); l && ((j - 2) < w); l = l->next, j++)
{
Evas_Coord oy;
Evas_Object *lo;
lo = (Evas_Object *)evas_list_data(l);
evas_object_geometry_get(lo, NULL, &oy, NULL, NULL);
evas_object_move(lo, i--, oy);
last = lo;
}
if ((j - 2) >= w)
{
nf->old_rx = evas_list_remove(nf->old_rx, last);
edje_object_part_unswallow(nf->chart_obj, last);
evas_object_del(last);
}
j = 0;
last = NULL;
o = evas_object_line_add(nf->evas);
edje_object_part_swallow(nf->chart_obj, "lines", o);
evas_object_layer_set(o, 1);
if (tx_val == 0)
evas_object_hide(o);
else
{
evas_object_line_xy_set(o, (x + w), y, (x + w), (y + tx_val));
evas_object_color_set(o, 0, 255, 0, 100);
evas_object_pass_events_set(o, 1);
evas_object_show(o);
}
nf->old_tx = evas_list_prepend(nf->old_tx, o);
l = nf->old_tx;
for (i = (x + w); l && ((j - 2) < w); l = l->next, j++)
{
Evas_Coord oy;
Evas_Object *lo;
lo = (Evas_Object *)evas_list_data(l);
evas_object_geometry_get(lo, NULL, &oy, NULL, NULL);
evas_object_move(lo, i--, oy);
last = lo;
}
if ((j - 2) >= w)
{
nf->old_tx = evas_list_remove(nf->old_tx, last);
edje_object_part_unswallow(nf->chart_obj, last);
evas_object_del(last);
}
evas_event_thaw(nf->evas);
}
void
_net_face_graph_clear(Net_Face *nf)
{
Evas_List *l;
evas_event_freeze(nf->evas);
for (l = nf->old_rx; l; l = l->next)
{
Evas_Object *o;
o = evas_list_data(l);
edje_object_part_unswallow(nf->chart_obj, o);
evas_object_del(o);
}
evas_list_free(nf->old_rx);
nf->old_rx = NULL;
for (l = nf->old_tx; l; l = l->next)
{
Evas_Object *o;
o = evas_list_data(l);
edje_object_part_unswallow(nf->chart_obj, o);
evas_object_del(o);
}
evas_list_free(nf->old_tx);
nf->old_tx = NULL;
evas_event_thaw(nf->evas);
}
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