567 lines
14 KiB
C
567 lines
14 KiB
C
#include "e.h"
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/**************************** private data ******************************/
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typedef struct _E_Desklock_Run E_Desklock_Run;
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struct _E_Desklock_Run
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{
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E_Order *desk_run;
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int position;
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};
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static Ecore_Event_Handler *_e_desklock_run_handler = NULL;
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static Ecore_Event_Handler *_e_desklock_randr_handler = NULL;
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static Ecore_Job *job = NULL;
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static Eina_List *tasks = NULL;
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static Eina_List *show_hooks = NULL;
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static Eina_List *hide_hooks = NULL;
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static Evas_Object *block_rects[32] = {NULL};
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static Eina_Bool block_zone[32] = {EINA_FALSE};
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static Eina_List *desklock_ifaces = NULL;
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static E_Desklock_Interface *current_iface = NULL;
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static Eina_Bool demo = EINA_FALSE;
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static Eina_Bool _e_desklock_want = EINA_FALSE;
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static int _e_desklock_block = 0;
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static Eina_Bool desklock_manual = EINA_FALSE;
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/***********************************************************************/
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static Eina_Bool _e_desklock_cb_run(void *data, int type, void *event);
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static Eina_Bool _e_desklock_cb_randr(void *data, int type, void *event);
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static Eina_Bool _e_desklock_state = EINA_FALSE;
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E_API int E_EVENT_DESKLOCK = 0;
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EINTERN int
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e_desklock_init(void)
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{
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Eina_List *l;
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E_Config_Desklock_Background *bg;
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EINA_LIST_FOREACH(e_config->desklock_backgrounds, l, bg)
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e_filereg_register(bg->file);
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E_EVENT_DESKLOCK = ecore_event_type_new();
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_e_desklock_run_handler = ecore_event_handler_add(E_EVENT_DESKLOCK,
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_e_desklock_cb_run, NULL);
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_e_desklock_randr_handler = ecore_event_handler_add(E_EVENT_RANDR_CHANGE,
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_e_desklock_cb_randr, NULL);
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return 1;
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}
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EINTERN int
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e_desklock_shutdown(void)
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{
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E_Desklock_Run *task;
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Eina_List *l;
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E_Config_Desklock_Background *bg;
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desklock_ifaces = eina_list_free(desklock_ifaces);
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if (!x_fatal)
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e_desklock_hide();
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ecore_event_handler_del(_e_desklock_run_handler);
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_e_desklock_run_handler = NULL;
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ecore_event_handler_del(_e_desklock_randr_handler);
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_e_desklock_randr_handler = NULL;
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if (job) ecore_job_del(job);
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job = NULL;
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EINA_LIST_FOREACH(e_config->desklock_backgrounds, l, bg)
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e_filereg_deregister(bg->file);
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EINA_LIST_FREE(tasks, task)
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{
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e_object_del(E_OBJECT(task->desk_run));
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free(task);
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}
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return 1;
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}
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E_API Eina_Stringshare *
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e_desklock_user_wallpaper_get(E_Zone *zone)
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{
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const E_Config_Desktop_Background *cdbg;
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const Eina_List *l;
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E_Desk *desk;
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desk = e_desk_current_get(zone);
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EINA_LIST_FOREACH(e_config->desktop_backgrounds, l, cdbg)
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{
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if ((cdbg->zone > -1) && (cdbg->zone != (int)zone->num)) continue;
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if ((cdbg->desk_x > -1) && (cdbg->desk_x != desk->x)) continue;
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if ((cdbg->desk_y > -1) && (cdbg->desk_y != desk->y)) continue;
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if (cdbg->file) return cdbg->file;
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}
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if (e_config->desktop_default_background)
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return e_config->desktop_default_background;
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return e_theme_edje_file_get("base/theme/desklock", "e/desklock/background");
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}
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E_API void
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e_desklock_interface_append(E_Desklock_Interface *iface)
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{
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EINA_SAFETY_ON_NULL_RETURN(iface);
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EINA_SAFETY_ON_NULL_RETURN(iface->show);
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EINA_SAFETY_ON_NULL_RETURN(iface->name);
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EINA_SAFETY_ON_TRUE_RETURN(iface->active); // fucking casuals
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/* make sure our module is first so it gets tried last */
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if (!e_util_strcmp(iface->name, "lokker"))
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desklock_ifaces = eina_list_prepend(desklock_ifaces, (void*)iface);
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else
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desklock_ifaces = eina_list_append(desklock_ifaces, (void*)iface);
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if (_e_desklock_state && (!current_iface))
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{
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if (iface->show())
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{
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iface->active = EINA_TRUE;
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current_iface = iface;
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}
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}
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}
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EINTERN E_Desklock_Interface *
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e_desklock_interface_current_get(void)
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{
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return current_iface;
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}
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E_API void
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e_desklock_interface_remove(E_Desklock_Interface *iface)
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{
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E_Desklock_Interface *diface;
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Eina_List *l;
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EINA_SAFETY_ON_NULL_RETURN(iface);
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if (!desklock_ifaces) return;
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desklock_ifaces = eina_list_remove(desklock_ifaces, (void*)iface);
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if (!iface->active) return;
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/* if it was active, hide it */
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if (iface->hide) iface->hide();
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iface->active = EINA_FALSE;
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current_iface = NULL;
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/* then try to find a replacement locker */
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EINA_LIST_REVERSE_FOREACH(desklock_ifaces, l, diface)
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{
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if (!diface->show()) continue;
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diface->active = EINA_TRUE;
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current_iface = diface;
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break;
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}
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/* XXX: if none of the remaining lockers can lock, we're left with a black screen.
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* I again blame the user for magically unloading the current locker module DURING
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* desklock, but I refuse to unlock their system.
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if (!current_iface) e_desklock_hide();
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*/
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}
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E_API void
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e_desklock_show_hook_add(E_Desklock_Show_Cb cb)
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{
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EINA_SAFETY_ON_NULL_RETURN(cb);
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show_hooks = eina_list_append(show_hooks, cb);
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}
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E_API void
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e_desklock_show_hook_del(E_Desklock_Show_Cb cb)
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{
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EINA_SAFETY_ON_NULL_RETURN(cb);
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show_hooks = eina_list_remove(show_hooks, cb);
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}
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E_API void
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e_desklock_hide_hook_add(E_Desklock_Hide_Cb cb)
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{
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EINA_SAFETY_ON_NULL_RETURN(cb);
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hide_hooks = eina_list_append(hide_hooks, cb);
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}
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E_API void
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e_desklock_hide_hook_del(E_Desklock_Hide_Cb cb)
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{
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EINA_SAFETY_ON_NULL_RETURN(cb);
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hide_hooks = eina_list_remove(hide_hooks, cb);
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}
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E_API int
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e_desklock_show_autolocked(void)
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{
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return e_desklock_show(EINA_FALSE);
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}
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E_API Eina_Bool
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e_desklock_demo(void)
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{
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E_Desklock_Interface *iface;
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Eina_List *l;
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EINA_LIST_REVERSE_FOREACH(desklock_ifaces, l, iface)
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{
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if (iface->show())
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{
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demo = iface->active = EINA_TRUE;
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current_iface = iface;
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e_comp_shape_queue();
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return EINA_TRUE;
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}
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}
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return EINA_FALSE;
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}
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static int
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_desklock_show_internal(Eina_Bool suspend)
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{
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const Eina_List *l;
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E_Event_Desklock *ev;
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E_Desklock_Show_Cb show_cb;
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E_Desklock_Hide_Cb hide_cb;
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E_Zone *zone;
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#if !defined(HAVE_PAM) && !defined(__FreeBSD__) && !defined(__OpenBSD__)
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if (!e_desklock_is_personal())
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{
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e_util_dialog_show(_("Error - no PAM support"),
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_("No PAM support was built into Enlightenment, so<ps/>"
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"desk locking is disabled."));
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return EINA_FALSE;
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}
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#endif
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if (_e_desklock_state) return EINA_TRUE;
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if (e_desklock_is_personal())
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{
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if (!e_config->desklock_passwd)
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{
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zone = e_zone_current_get();
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if (zone)
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e_configure_registry_call("screen/screen_lock", NULL, NULL);
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return 0;
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}
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}
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e_menu_hide_all();
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EINA_LIST_FOREACH(show_hooks, l, show_cb)
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{
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if (!show_cb()) goto fail;
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}
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EINA_LIST_FOREACH(e_comp->zones, l, zone)
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{
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Evas_Object *o;
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if (zone->num >= EINA_C_ARRAY_LENGTH(block_rects))
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{
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CRI("> %lu screens connected????",
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(unsigned long)EINA_C_ARRAY_LENGTH(block_rects));
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break;
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}
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o = evas_object_rectangle_add(e_comp->evas);
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block_rects[zone->num] = o;
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evas_object_color_set(o, 0, 0, 0, 0);
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evas_object_geometry_set(o, zone->x, zone->y, zone->w, zone->h);
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evas_object_layer_set(o, E_LAYER_DESKLOCK);
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if (!block_zone[zone->num])
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evas_object_show(o);
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}
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if (e_config->desklock_language)
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e_intl_language_set(e_config->desklock_language);
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if (e_config->xkb.lock_layout)
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e_xkb_layout_set(e_config->xkb.lock_layout);
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if (demo)
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{
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if (current_iface->hide)
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current_iface->hide();
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current_iface->active = demo = EINA_FALSE;
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current_iface = NULL;
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}
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{
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E_Desklock_Interface *iface;
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Eina_Bool success = EINA_TRUE;
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EINA_LIST_REVERSE_FOREACH(desklock_ifaces, l, iface)
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{
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success = iface->show();
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if (success)
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{
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iface->active = EINA_TRUE;
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current_iface = iface;
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break;
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}
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}
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/* FIXME: if someone doesn't have a locking module loaded and has
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* lock-on-startup, this will result in a permanent black screen.
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* I blame the user in this case since lokker is a default module
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* which is really hard to disable (you have to work at it or be a gentoo user).
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*/
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if (!success) goto lang_fail;
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}
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ev = E_NEW(E_Event_Desklock, 1);
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ev->on = 1;
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ev->suspend = suspend;
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ecore_event_add(E_EVENT_DESKLOCK, ev, NULL, NULL);
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if (getenv("E_START_MANAGER")) kill(getppid(), SIGUSR2);
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_e_desklock_state = EINA_TRUE;
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e_bindings_disabled_set(1);
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e_screensaver_update();
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e_dpms_force_update();
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return 1;
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lang_fail:
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if (e_config->desklock_language)
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e_intl_language_set(e_config->language);
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if (e_config_xkb_layout_eq(e_config->xkb.current_layout, e_config->xkb.lock_layout))
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{
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if (e_config->xkb.sel_layout)
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e_xkb_layout_set(e_config->xkb.sel_layout);
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}
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fail:
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EINA_LIST_FOREACH(hide_hooks, l, hide_cb)
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hide_cb();
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return 0;
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}
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E_API int
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e_desklock_show(Eina_Bool suspend)
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{
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_e_desklock_want = EINA_TRUE;
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if ((_e_desklock_block > 0) && (!desklock_manual)) return EINA_FALSE;
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return _desklock_show_internal(suspend);
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}
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static void
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_desklock_hide_internal(void)
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{
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Eina_List *l;
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E_Event_Desklock *ev;
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E_Desklock_Hide_Cb hide_cb;
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if (demo && current_iface)
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{
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if (current_iface->hide)
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current_iface->hide();
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demo = current_iface->active = EINA_FALSE;
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current_iface = NULL;
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return;
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}
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demo = EINA_FALSE;
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if (!_e_desklock_state) return;
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e_comp_override_del();
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e_comp_shape_queue();
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{
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unsigned int n;
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for (n = 0; n < EINA_C_ARRAY_LENGTH(block_rects); n++)
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{
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E_FREE_FUNC(block_rects[n], evas_object_del);
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block_zone[n] = EINA_FALSE;
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}
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}
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//e_comp_block_window_del();
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if (e_config->desklock_language)
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e_intl_language_set(e_config->language);
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if (e_config_xkb_layout_eq(e_config->xkb.current_layout, e_config->xkb.lock_layout))
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{
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if (e_config->xkb.sel_layout)
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e_xkb_layout_set(e_config->xkb.sel_layout);
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}
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_e_desklock_state = EINA_FALSE;
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e_bindings_disabled_set(0);
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ev = E_NEW(E_Event_Desklock, 1);
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ev->on = 0;
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ev->suspend = 1;
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ecore_event_add(E_EVENT_DESKLOCK, ev, NULL, NULL);
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e_screensaver_update();
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e_dpms_force_update();
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EINA_LIST_FOREACH(hide_hooks, l, hide_cb)
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hide_cb();
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if (current_iface)
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{
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if (current_iface->hide)
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current_iface->hide();
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current_iface->active = EINA_FALSE;
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current_iface = NULL;
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}
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if (getenv("E_START_MANAGER")) kill(getppid(), SIGHUP);
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e_pointer_reset(e_comp->pointer);
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}
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E_API int
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e_desklock_show_manual(Eina_Bool suspend)
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{
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desklock_manual = EINA_TRUE;
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return e_desklock_show(suspend);
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}
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E_API Eina_Bool
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e_desklock_manual_get(void)
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{
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return desklock_manual;
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}
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E_API void
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e_desklock_hide(void)
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{
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desklock_manual = EINA_FALSE;
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_e_desklock_want = EINA_FALSE;
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_desklock_hide_internal();
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}
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E_API Eina_Bool
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e_desklock_state_get(void)
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{
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return _e_desklock_state;
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}
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E_API void
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e_desklock_block(void)
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{
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_e_desklock_block++;
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if (_e_desklock_block == 1)
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{
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if (!desklock_manual)
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{
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if (_e_desklock_state) _desklock_hide_internal();
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}
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}
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}
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E_API void
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e_desklock_unblock(void)
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{
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_e_desklock_block--;
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if (_e_desklock_block == 0)
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{
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if (_e_desklock_want) e_desklock_show(EINA_FALSE);
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}
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else if (_e_desklock_block < 0)
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{
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ERR("desklock block going below zero");
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}
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}
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static Eina_Bool
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_e_desklock_run(E_Desklock_Run *task)
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{
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Efreet_Desktop *desktop;
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desktop = eina_list_nth(task->desk_run->desktops, task->position++);
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if (!desktop)
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{
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e_object_del(E_OBJECT(task->desk_run));
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free(task);
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return EINA_FALSE;
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}
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e_exec(NULL, desktop, NULL, NULL, NULL);
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return EINA_TRUE;
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}
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static void
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_e_desklock_job(void *data EINA_UNUSED)
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{
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E_Desklock_Run *task;
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job = NULL;
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if (!tasks) return;
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task = eina_list_data_get(tasks);
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if (!_e_desklock_run(task))
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tasks = eina_list_remove_list(tasks, tasks);
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if (tasks) job = ecore_job_add(_e_desklock_job, NULL);
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}
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static Eina_Bool
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_e_desklock_cb_run(void *data EINA_UNUSED, int type EINA_UNUSED, void *event)
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{
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E_Desklock_Run *task;
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E_Event_Desklock *ev = event;
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E_Order *desk_run;
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char buf[PATH_MAX];
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if (!ev->suspend) return ECORE_CALLBACK_PASS_ON;
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if (ev->on)
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{
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e_user_dir_concat_static(buf, "applications/desk-lock/.order");
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if (!ecore_file_exists(buf))
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e_prefix_data_concat_static(buf, "applications/desk-lock/.order");
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}
|
|
else
|
|
{
|
|
e_user_dir_concat_static(buf, "applications/desk-unlock/.order");
|
|
if (!ecore_file_exists(buf))
|
|
e_prefix_data_concat_static(buf, "applications/desk-unlock/.order");
|
|
}
|
|
|
|
desk_run = e_order_new(buf);
|
|
if (!desk_run) return ECORE_CALLBACK_PASS_ON;
|
|
|
|
task = calloc(1, sizeof (E_Desklock_Run));
|
|
if (!task)
|
|
{
|
|
e_object_del(E_OBJECT(desk_run));
|
|
return ECORE_CALLBACK_PASS_ON;
|
|
}
|
|
|
|
task->desk_run = desk_run;
|
|
tasks = eina_list_append(tasks, task);
|
|
|
|
if (!job) ecore_job_add(_e_desklock_job, NULL);
|
|
|
|
return ECORE_CALLBACK_PASS_ON;
|
|
}
|
|
|
|
static Eina_Bool
|
|
_e_desklock_cb_randr(void *data EINA_UNUSED, int type EINA_UNUSED, void *event EINA_UNUSED)
|
|
{
|
|
if (!_e_desklock_state) return ECORE_CALLBACK_PASS_ON;
|
|
e_desklock_hide();
|
|
e_desklock_show(EINA_FALSE);
|
|
return ECORE_CALLBACK_PASS_ON;
|
|
}
|
|
|
|
E_API void
|
|
e_desklock_zone_block_set(const E_Zone *zone, Eina_Bool block)
|
|
{
|
|
EINA_SAFETY_ON_NULL_RETURN(zone);
|
|
if (zone->num >= EINA_C_ARRAY_LENGTH(block_rects))
|
|
{
|
|
CRI("> %lu screens connected????",
|
|
(unsigned long)EINA_C_ARRAY_LENGTH(block_rects));
|
|
return;
|
|
}
|
|
block_zone[zone->num] = !!block;
|
|
if (!block_rects[zone->num]) return;
|
|
if (block)
|
|
evas_object_show(block_rects[zone->num]);
|
|
else
|
|
evas_object_hide(block_rects[zone->num]);
|
|
}
|