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enlightenment/src/modules/syscon/e_syscon.c

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/*
* vim:ts=8:sw=3:sts=8:noexpandtab:cino=>5n-3f0^-2{2
*/
#include "e.h"
#include "e_mod_main.h"
/* local subsystem functions */
static int _cb_key_down(void *data, int type, void *event);
static int _cb_mouse_down(void *data, int type, void *event);
static int _cb_mouse_up(void *data, int type, void *event);
static int _cb_mouse_move(void *data, int type, void *event);
static int _cb_mouse_wheel(void *data, int type, void *event);
static void _cb_signal_close(void *data, Evas_Object *obj, const char *emission, const char *source);
static void _cb_signal_syscon(void *data, Evas_Object *obj, const char *emission, const char *source);
static void _cb_signal_action(void *data, Evas_Object *obj, const char *emission, const char *source);
static void _cb_signal_action_extra(void *data, Evas_Object *obj, const char *emission, const char *source);
static int _cb_timeout_defaction(void *data);
/* local subsystem globals */
static E_Popup *popup = NULL;
static Ecore_X_Window input_window = 0;
static const char *do_defact = NULL;
static Eina_List *handlers = NULL;
static Evas_Object *o_bg = NULL;
static Evas_Object *o_flow_main = NULL;
static Evas_Object *o_flow_secondary = NULL;
static Evas_Object *o_flow_extra = NULL;
static int inevas = 0;
static Ecore_Timer *deftimer = NULL;
/* externally accessible functions */
EAPI int
e_syscon_init(void)
{
return 1;
}
EAPI int
e_syscon_shutdown(void)
{
e_syscon_hide();
return 1;
}
EAPI int
e_syscon_show(E_Zone *zone, const char *defact)
{
Evas_Object *o, *o2;
Evas_Coord mw, mh;
int x, y, w, h;
int iw, ih;
Eina_List *l;
if (popup) return 0;
input_window = ecore_x_window_input_new(zone->container->win, zone->x,
zone->y, zone->w, zone->h);
ecore_x_window_show(input_window);
if (!e_grabinput_get(input_window, 1, input_window))
{
ecore_x_window_del(input_window);
input_window = 0;
return 0;
}
popup = e_popup_new(zone, 0, 0, 1, 1);
if (!popup)
{
e_grabinput_release(input_window, input_window);
ecore_x_window_del(input_window);
input_window = 0;
return 0;
}
evas_event_freeze(popup->evas);
e_popup_layer_set(popup, 500);
handlers = eina_list_append
(handlers, ecore_event_handler_add
(ECORE_X_EVENT_KEY_DOWN, _cb_key_down, NULL));
handlers = eina_list_append
(handlers, ecore_event_handler_add
(ECORE_X_EVENT_MOUSE_BUTTON_DOWN, _cb_mouse_down, NULL));
handlers = eina_list_append
(handlers, ecore_event_handler_add
(ECORE_X_EVENT_MOUSE_BUTTON_UP, _cb_mouse_up, NULL));
handlers = eina_list_append
(handlers, ecore_event_handler_add
(ECORE_X_EVENT_MOUSE_MOVE, _cb_mouse_move, NULL));
handlers = eina_list_append
(handlers, ecore_event_handler_add
(ECORE_X_EVENT_MOUSE_WHEEL, _cb_mouse_wheel, NULL));
o = edje_object_add(popup->evas);
o_bg = o;
e_theme_edje_object_set(o, "base/theme/syscon",
"e/widgets/syscon/main");
edje_object_part_text_set(o, "e.text.label", _("Cancel"));
edje_object_signal_callback_add(o, "e,action,close", "",
_cb_signal_close, NULL);
edje_object_signal_callback_add(o, "e,action,syscon", "*",
_cb_signal_syscon, NULL);
// main (default):
// halt | suspend | desk_lock
// secondary (default):
// reboot | hibernate | logout
// extra (example for illume):
// home | close | kill
iw = 64 * e_scale;
ih = 64 * e_scale;
o = e_flowlayout_add(popup->evas);
o_flow_main = o;
e_flowlayout_orientation_set(o, 1);
e_flowlayout_flowdirection_set(o, 1, 1);
e_flowlayout_homogenous_set(o, 1);
o = e_flowlayout_add(popup->evas);
o_flow_secondary = o;
e_flowlayout_orientation_set(o, 1);
e_flowlayout_flowdirection_set(o, 1, 1);
e_flowlayout_homogenous_set(o, 1);
o = e_flowlayout_add(popup->evas);
o_flow_extra = o;
e_flowlayout_orientation_set(o, 1);
e_flowlayout_flowdirection_set(o, 1, 1);
e_flowlayout_homogenous_set(o, 1);
for (l = e_config->syscon.actions; l; l = l->next)
{
E_Config_Syscon_Action *sca;
char buf[1024];
E_Action *a;
int disabled;
sca = l->data;
if (!sca->action) continue;
a = e_action_find(sca->action);
if (!a) continue;
disabled = 0;
if ((!strcmp(sca->action, "logout")) &&
(!e_sys_action_possible_get(E_SYS_LOGOUT))) disabled = 1;
else if ((!strcmp(sca->action, "halt")) &&
(!e_sys_action_possible_get(E_SYS_HALT))) disabled = 1;
else if ((!strcmp(sca->action, "halt_now")) &&
(!e_sys_action_possible_get(E_SYS_HALT_NOW))) disabled = 1;
else if ((!strcmp(sca->action, "reboot")) &&
(!e_sys_action_possible_get(E_SYS_REBOOT))) disabled = 1;
else if ((!strcmp(sca->action, "suspend")) &&
(!e_sys_action_possible_get(E_SYS_SUSPEND))) disabled = 1;
else if ((!strcmp(sca->action, "hibernate")) &&
(!e_sys_action_possible_get(E_SYS_HIBERNATE))) disabled = 1;
o = edje_object_add(popup->evas);
edje_object_signal_callback_add(o, "e,action,click", "",
_cb_signal_action, sca);
if (sca->button)
{
snprintf(buf, sizeof(buf), "e/widgets/syscon/item/%s",
sca->button);
e_theme_edje_object_set(o, "base/theme/widgets", buf);
}
else
e_theme_edje_object_set(o, "base/theme/widgets",
"e/widgets/syscon/item/button");
edje_object_part_text_set(o, "e.text.label",
e_action_predef_label_get(sca->action, sca->params));
if (sca->icon)
{
o2 = edje_object_add(popup->evas);
e_util_edje_icon_set(o2, sca->icon);
edje_object_part_swallow(o, "e.swallow.icon", o2);
evas_object_show(o2);
if (disabled)
edje_object_signal_emit(o2, "e,state,disabled", "e");
}
if (disabled)
edje_object_signal_emit(o, "e,state,disabled", "e");
if (sca->is_main)
{
e_flowlayout_pack_end(o_flow_main, o);
iw = ih = e_config->syscon.main.icon_size * e_scale;
}
else
{
e_flowlayout_pack_end(o_flow_secondary, o);
iw = ih = e_config->syscon.secondary.icon_size * e_scale;
}
e_flowlayout_pack_options_set(o, 1, 1, 0, 0, 0.5, 0.5,
iw, ih, iw, ih);
evas_object_show(o);
}
for (l = (Eina_List *)e_sys_con_extra_action_list_get(); l; l = l->next)
{
E_Sys_Con_Action *sca;
char buf[1024];
sca = l->data;
o = edje_object_add(popup->evas);
edje_object_signal_callback_add(o, "e,action,click", "", _cb_signal_action_extra, sca);
if (sca->button_name)
{
snprintf(buf, sizeof(buf), "e/widgets/syscon/item/%s",
sca->button_name);
e_theme_edje_object_set(o, "base/theme/widgets", buf);
}
else
e_theme_edje_object_set(o, "base/theme/widgets",
"e/widgets/syscon/item/button");
edje_object_part_text_set(o, "e.text.label", sca->label);
if (sca->icon_group)
{
o2 = edje_object_add(popup->evas);
e_util_edje_icon_set(o2, sca->icon_group);
edje_object_part_swallow(o, "e.swallow.icon", o2);
evas_object_show(o2);
if (sca->disabled)
edje_object_signal_emit(o2, "e,state,disabled", "e");
}
if (sca->disabled)
edje_object_signal_emit(o, "e,state,disabled", "e");
e_flowlayout_pack_end(o_flow_extra, o);
iw = ih = e_config->syscon.extra.icon_size * e_scale;
e_flowlayout_pack_options_set(o, 1, 1, 0, 0, 0.5, 0.5,
iw, ih, iw, ih);
evas_object_show(o);
}
e_flowlayout_fill_set(o_flow_main, 1);
edje_object_part_swallow(o_bg, "e.swallow.main", o_flow_main);
e_flowlayout_fill_set(o_flow_secondary, 1);
edje_object_part_swallow(o_bg, "e.swallow.secondary", o_flow_secondary);
e_flowlayout_fill_set(o_flow_extra, 1);
edje_object_part_swallow(o_bg, "e.swallow.extra", o_flow_extra);
evas_object_resize(o_bg, zone->w, zone->h);
edje_object_calc_force(o_bg);
e_flowlayout_min_size_get(o_flow_main, &mw, &mh);
edje_extern_object_min_size_set(o_flow_main, mw, mh);
edje_object_part_swallow(o_bg, "e.swallow.main", o_flow_main);
e_flowlayout_min_size_get(o_flow_secondary, &mw, &mh);
edje_extern_object_min_size_set(o_flow_secondary, mw, mh);
edje_object_part_swallow(o_bg, "e.swallow.secondary", o_flow_secondary);
e_flowlayout_min_size_get(o_flow_extra, &mw, &mh);
edje_extern_object_min_size_set(o_flow_extra, mw, mh);
edje_object_part_swallow(o_bg, "e.swallow.extra", o_flow_extra);
edje_object_size_min_calc(o_bg, &mw, &mh);
w = mw;
if (w > zone->w) w = zone->w;
x = (zone->w - w) / 2;
h = mh;
if (h > zone->h) h = zone->h;
y = (zone->h - h) / 2;
e_popup_move_resize(popup, x, y, w, h);
evas_object_move(o_bg, 0, 0);
evas_object_resize(o_bg, w, h);
evas_object_show(o_bg);
e_popup_edje_bg_object_set(popup, o_bg);
if (e_config->syscon.do_input)
{
deftimer = ecore_timer_add(e_config->syscon.timeout,
_cb_timeout_defaction, NULL);
if (defact) do_defact = eina_stringshare_add(defact);
}
evas_event_thaw(popup->evas);
inevas = 0;
e_popup_show(popup);
return 1;
}
EAPI void
e_syscon_hide(void)
{
if (!popup) return;
if (deftimer)
{
ecore_timer_del(deftimer);
deftimer = NULL;
}
if (do_defact) eina_stringshare_del(do_defact);
do_defact = NULL;
while (handlers)
{
ecore_event_handler_del(handlers->data);
handlers = eina_list_remove_list(handlers, handlers);
}
e_popup_hide(popup);
e_object_del(E_OBJECT(popup));
popup = NULL;
e_grabinput_release(input_window, input_window);
ecore_x_window_del(input_window);
input_window = 0;
}
/* local subsystem functions */
static int
_cb_key_down(void *data, int type, void *event)
{
Ecore_X_Event_Key_Down *ev;
ev = event;
if (ev->event_win != input_window) return 1;
if (!strcmp(ev->keysymbol, "Escape"))
e_syscon_hide();
else if (!strcmp(ev->keysymbol, "Up"))
{
// FIXME: implement focus and key control... eventually
}
return 1;
}
static int
_cb_mouse_down(void *data, int type, void *event)
{
Ecore_X_Event_Mouse_Button_Down *ev;
Evas_Button_Flags flags = EVAS_BUTTON_NONE;
ev = event;
if (ev->event_win != input_window) return 1;
if (ev->double_click) flags |= EVAS_BUTTON_DOUBLE_CLICK;
if (ev->triple_click) flags |= EVAS_BUTTON_TRIPLE_CLICK;
if ((ev->x < popup->x) || (ev->x >= (popup->x + popup->w)) ||
(ev->y < popup->y) || (ev->y >= (popup->y + popup->h)))
{
e_syscon_hide();
return 1;
}
evas_event_feed_mouse_down(popup->evas, ev->button, flags, ev->time, NULL);
return 1;
}
static int
_cb_mouse_up(void *data, int type, void *event)
{
Ecore_X_Event_Mouse_Button_Up *ev;
ev = event;
if (ev->event_win != input_window) return 1;
evas_event_feed_mouse_up(popup->evas, ev->button, EVAS_BUTTON_NONE,
ev->time, NULL);
return 1;
}
static int
_cb_mouse_move(void *data, int type, void *event)
{
Ecore_X_Event_Mouse_Move *ev;
ev = event;
if (ev->event_win != input_window) return 1;
if (!inevas)
{
evas_event_feed_mouse_in(popup->evas, ev->time, NULL);
inevas = 1;
}
evas_event_feed_mouse_move(popup->evas, ev->x - popup->x, ev->y - popup->y,
ev->time, NULL);
return 1;
}
static int
_cb_mouse_wheel(void *data, int type, void *event)
{
Ecore_X_Event_Mouse_Wheel *ev;
ev = event;
if (ev->event_win != input_window) return 1;
evas_event_feed_mouse_wheel(popup->evas, ev->direction, ev->z,
ev->time, NULL);
return 1;
}
static void
_cb_signal_close(void *data, Evas_Object *obj, const char *emission, const char *source)
{
e_syscon_hide();
}
static void
_do_action_name(const char *action)
{
Eina_List *l;
for (l = e_config->syscon.actions; l; l = l->next)
{
E_Config_Syscon_Action *sca;
E_Action *a;
sca = l->data;
if (!sca->action) continue;
if (!strcmp(sca->action, action))
{
a = e_action_find(sca->action);
if (!a) break;
if (a) a->func.go(NULL, sca->params);
break;
}
}
}
static void
_cb_signal_syscon(void *data, Evas_Object *obj, const char *emission, const char *source)
{
e_syscon_hide();
_do_action_name(source);
}
static void
_cb_signal_action(void *data, Evas_Object *obj, const char *emission, const char *source)
{
E_Config_Syscon_Action *sca;
E_Action *a;
e_syscon_hide();
sca = data;
if (!sca) return;
a = e_action_find(sca->action);
if (!a) return;
if (a) a->func.go(NULL, sca->params);
}
static void
_cb_signal_action_extra(void *data, Evas_Object *obj, const char *emission, const char *source)
{
E_Sys_Con_Action *sca;
e_syscon_hide();
sca = data;
if (!sca) return;
if (sca->func) sca->func((void *)sca->data);
}
static int
_cb_timeout_defaction(void *data)
{
deftimer = NULL;
if (!do_defact) return 0;
e_syscon_hide();
_do_action_name(do_defact);
return 0;
}
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