forked from enlightenment/enlightenment
424 lines
9.1 KiB
C
424 lines
9.1 KiB
C
/*
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* vim:ts=8:sw=3:sts=8:noexpandtab:cino=>5n-3f0^-2{2
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*/
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/*
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* TODO:
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* add ecore events for callbacks to all/some ipc calls, e.g. module_list
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*
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* add module_enabled_get
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*
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* augment IPC calls and add wrappers for them - i.e.:
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* desktops add/remove/list/currentset etc
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* windows shade[get/set]/maximise[get/set]/iconify[get/set]/list
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*
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* add ability to e to set theme, so we can have a theme_set call :)
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*/
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#include "E.h"
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#include "e_private.h"
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#include <Ecore.h>
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#include <Ecore_Ipc.h>
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static int _e_ipc_init(const char *display);
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static void _e_ipc_shutdown(void);
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static int _e_cb_server_data(void *data, int type, void *event);
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static void _e_cb_module_list_free(void *data, void *ev);
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static void _e_cb_module_dir_list_free(void *data, void *ev);
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static void _e_cb_bg_dir_list_free(void *data, void *ev);
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static Ecore_Ipc_Server *_e_ipc_server = NULL;
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int E_RESPONSE_MODULE_LIST = 0;
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int E_RESPONSE_MODULE_DIRS_LIST = 0;
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int E_RESPONSE_BACKGROUND_GET = 0;
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int E_RESPONSE_BACKGROUND_DIRS_LIST = 0;
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/*
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* initialise connection to the current E running on "display".
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* If parameter is null try to use DISPLAY env var.
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*/
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int
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e_init(const char* display)
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{
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char *disp, *pos;
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int free_disp;
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if (_e_ipc_server)
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return 0;
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free_disp = 0;
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if (display)
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disp = (char *) display;
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else
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disp = getenv("DISPLAY");
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if (!disp)
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fprintf(stderr, "ERROR: No display parameter passed to e_init, and no DISPLAY variable\n");
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pos = strrchr(disp, ':');
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if (!pos)
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{
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char *tmp;
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tmp = malloc(strlen(disp) + 5);
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snprintf(tmp, sizeof(tmp), "%s:0.0", disp);
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disp = tmp;
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free_disp = 1;
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}
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else
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{
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pos = strrchr(pos, '.');
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if (!pos)
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{
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char *tmp;
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tmp = malloc(strlen(disp) + 3);
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snprintf(tmp, strlen(tmp), "%s.0", disp);
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disp = tmp;
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free_disp = 1;
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}
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}
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/* basic ecore init */
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if (!ecore_init())
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{
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fprintf(stderr, "ERROR: Enlightenment cannot Initialize Ecore!\n"
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"Perhaps you are out of memory?\n");
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return 0;
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}
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/* init ipc */
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if (!ecore_ipc_init())
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{
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fprintf(stderr, "ERROR: Enlightenment cannot initialize the ipc system.\n"
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"Perhaps you are out of memory?\n");
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return 0;
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}
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/* setup e ipc service */
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if (!_e_ipc_init(disp))
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{
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fprintf(stderr, "ERROR: Enlightenment cannot set up the IPC socket.\n"
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"Did you specify the right display?\n");
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return 0;
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}
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if (!E_RESPONSE_MODULE_LIST)
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{
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E_RESPONSE_MODULE_LIST = ecore_event_type_new();
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E_RESPONSE_MODULE_DIRS_LIST = ecore_event_type_new();
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E_RESPONSE_BACKGROUND_GET = ecore_event_type_new();
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E_RESPONSE_BACKGROUND_DIRS_LIST = ecore_event_type_new();
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}
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if (free_disp)
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free(disp);
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return 1;
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}
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/*
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* close our connection to E
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*/
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int
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e_shutdown(void)
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{
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_e_ipc_shutdown();
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ecore_ipc_shutdown();
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ecore_shutdown();
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return 1;
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}
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/* actual IPC calls */
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void
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e_restart(void)
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{
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ecore_ipc_server_send(_e_ipc_server, E_IPC_DOMAIN_REQUEST,
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E_IPC_OP_RESTART, 0/*ref*/, 0/*ref_to*/,
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0/*response*/, NULL, 0);
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}
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void
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e_quit(void)
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{
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ecore_ipc_server_send(_e_ipc_server, E_IPC_DOMAIN_REQUEST,
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E_IPC_OP_SHUTDOWN, 0/*ref*/, 0/*ref_to*/,
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0/*response*/, NULL, 0);
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}
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void
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e_module_enabled_set(const char *module, int enable)
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{
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E_Ipc_Op type;
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if (!module)
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return;
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if (enable)
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type = E_IPC_OP_MODULE_ENABLE;
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else
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type = E_IPC_OP_MODULE_DISABLE;
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ecore_ipc_server_send(_e_ipc_server, E_IPC_DOMAIN_REQUEST, type, 0/*ref*/,
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0/*ref_to*/, 0/*response*/, (void *)module,
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strlen(module));
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}
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void
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e_module_load_set(const char *module, int load)
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{
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E_Ipc_Op type;
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if (!module)
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return;
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if (load)
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type = E_IPC_OP_MODULE_LOAD;
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else
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type = E_IPC_OP_MODULE_UNLOAD;
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ecore_ipc_server_send(_e_ipc_server, E_IPC_DOMAIN_REQUEST, type, 0/*ref*/,
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0/*ref_to*/, 0/*response*/, (void *)module,
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strlen(module));
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}
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void
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e_module_list(void)
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{
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ecore_ipc_server_send(_e_ipc_server, E_IPC_DOMAIN_REQUEST,
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E_IPC_OP_MODULE_LIST, 0/*ref*/, 0/*ref_to*/,
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0/*response*/, NULL, 0);
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}
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void
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e_module_dirs_list(void)
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{
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ecore_ipc_server_send(_e_ipc_server, E_IPC_DOMAIN_REQUEST,
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E_IPC_OP_MODULE_DIRS_LIST, 0/*ref*/, 0/*ref_to*/,
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0/*response*/, NULL, 0);
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}
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void
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e_background_set(const char *bgfile)
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{
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if (!bgfile)
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return;
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ecore_ipc_server_send(_e_ipc_server, E_IPC_DOMAIN_REQUEST, E_IPC_OP_BG_SET,
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0/*ref*/, 0/*ref_to*/, 0/*response*/, (void *)bgfile,
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strlen(bgfile));
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}
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void
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e_background_get(void)
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{
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ecore_ipc_server_send(_e_ipc_server, E_IPC_DOMAIN_REQUEST,
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E_IPC_OP_BG_GET, 0/*ref*/, 0/*ref_to*/,
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0/*response*/, NULL, 0);
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}
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void
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e_background_dirs_list(void)
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{
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ecore_ipc_server_send(_e_ipc_server, E_IPC_DOMAIN_REQUEST,
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E_IPC_OP_BG_DIRS_LIST, 0/*ref*/,
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0/*ref_to*/, 0/*response*/, NULL, 0);
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}
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static int
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_e_ipc_init(const char *display)
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{
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char buf[1024];
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char *disp;
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disp = (char *)display;
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if (!disp) disp = ":0";
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snprintf(buf, sizeof(buf), "enlightenment-(%s)", disp);
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_e_ipc_server = ecore_ipc_server_connect(ECORE_IPC_LOCAL_USER, buf, 0, NULL);
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/* FIXME: we shoudl also try the generic ":0" if the display is ":0.0" */
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/* similar... */
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if (!_e_ipc_server) return 0;
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/* ecore_event_handler_add(ECORE_IPC_EVENT_SERVER_ADD, _e_cb_server_add, NULL);*/
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/* ecore_event_handler_add(ECORE_IPC_EVENT_SERVER_DEL, _e_cb_server_del, NULL);*/
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ecore_event_handler_add(ECORE_IPC_EVENT_SERVER_DATA, _e_cb_server_data, NULL);
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return 1;
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}
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static void
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_e_ipc_shutdown(void)
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{
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if (_e_ipc_server)
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{
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ecore_ipc_server_del(_e_ipc_server);
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_e_ipc_server = NULL;
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}
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}
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static int
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_e_cb_server_data(void *data __UNUSED__, int type, void *event)
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{
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Ecore_Ipc_Event_Server_Data *e;
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e = event;
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type = E_IPC_OP_MODULE_LIST;
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switch (e->minor)
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{
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case E_IPC_OP_MODULE_LIST_REPLY:
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if (e->data)
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{
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E_Response_Module_List *res;
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int count = 0;
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char *p;
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res = calloc(1, sizeof(E_Response_Module_List));
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p = e->data;
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while (p < (char *)(e->data + e->size))
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{
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p += strlen(p) + 1 + 1;
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count ++;
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}
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res->modules = malloc(sizeof(E_Response_Module_Data *) * count);
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res->count = count;
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count = 0;
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p = e->data;
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while (p < (char *)(e->data + e->size))
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{
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E_Response_Module_Data *md;
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md = malloc(sizeof(E_Response_Module_Data));
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md->name = p;
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p += strlen(md->name);
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if (p < (char *)(e->data + e->size))
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{
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p++;
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if (p < (char *)(e->data + e->size))
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{
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md->enabled = *p;
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p++;
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}
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}
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res->modules[count] = md;
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count ++;
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}
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ecore_event_add(E_RESPONSE_MODULE_LIST, res,
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_e_cb_module_list_free, NULL);
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}
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break;
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case E_IPC_OP_MODULE_DIRS_LIST_REPLY:
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if (e->data)
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{
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E_Response_Module_Dirs_List *res;
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int count = 0;
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char *p;
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res = calloc(1, sizeof(E_Response_Module_Dirs_List));
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p = e->data;
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while (p < (char *)(e->data + e->size))
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{
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p += strlen(p) + 1;
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count ++;
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}
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res->dirs = malloc(sizeof(char *) * count);
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res->count = count;
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count = 0;
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p = e->data;
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while (p < (char *)(e->data + e->size))
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{
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res->dirs[count] = p;
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p += strlen(res->dirs[count]) + 1;
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count++;
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}
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ecore_event_add(E_RESPONSE_MODULE_DIRS_LIST, res,
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_e_cb_module_dir_list_free, NULL);
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}
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break;
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case E_IPC_OP_BG_GET_REPLY:
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{
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E_Response_Background_Get *res;
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res = calloc(1, sizeof(E_Response_Background_Get));
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res->file = e->data;
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ecore_event_add(E_RESPONSE_BACKGROUND_GET, res, NULL, NULL);
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break;
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}
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case E_IPC_OP_BG_DIRS_LIST_REPLY:
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if (e->data)
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{
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E_Response_Background_Dirs_List *res;
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char *p;
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int count = 0;
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res = calloc(1, sizeof(E_Response_Background_Dirs_List));
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p = e->data;
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while (p < (char *)(e->data + e->size))
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{
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p += strlen(p) + 1;
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count ++;
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}
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res->dirs = malloc(sizeof(char *) * count);
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res->count = count;
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count = 0;
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p = e->data;
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while (p < (char *)(e->data + e->size))
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{
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res->dirs[count] = p;
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p += strlen(res->dirs[count]) + 1;
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count++;
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}
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ecore_event_add(E_RESPONSE_BACKGROUND_DIRS_LIST, res,
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_e_cb_bg_dir_list_free, NULL);
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}
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break;
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default:
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break;
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}
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return 1;
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}
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static void _e_cb_module_list_free(void *data __UNUSED__, void *ev)
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{
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E_Response_Module_List *e;
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int i;
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e = ev;
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for (i = 0; i < e->count; i++)
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{
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free(e->modules[i]);
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}
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free(e->modules);
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free(e);
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}
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static void
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_e_cb_module_dir_list_free(void *data __UNUSED__, void *ev)
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{
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E_Response_Module_Dirs_List *e;
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e = ev;
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free(e->dirs);
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free(e);
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}
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static void
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_e_cb_bg_dir_list_free(void *data __UNUSED__, void *ev)
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{
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E_Response_Background_Dirs_List *e;
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e = ev;
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free(e->dirs);
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free(e);
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}
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