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openbox/openbox/session.c
Dana Jansens ecab6fe3c8 use teh save file not the session id
2003-07-28 04:45:45 +00:00

402 lines
12 KiB
C
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/* This session code is largely inspired by metacity code. */
#ifndef USE_SM
void session_load(char *path) {}
void session_startup(int argc, char **argv) {}
void session_shutdown() {}
#else
#include "debug.h"
#include "openbox.h"
#include "session.h"
#include "client.h"
#include "prop.h"
#include "parser/parse.h"
#include <time.h>
#include <errno.h>
#include <stdio.h>
#ifdef HAVE_UNISTD_H
# include <sys/types.h>
# include <unistd.h>
#endif
#include <X11/SM/SMlib.h>
static SmcConn sm_conn;
static gchar *save_file;
static gint sm_argc;
static gchar **sm_argv;
static void sm_save_yourself(SmcConn conn, SmPointer data, int save_type,
Bool shutdown, int interact_style, Bool fast);
static void sm_die(SmcConn conn, SmPointer data);
static void sm_save_complete(SmcConn conn, SmPointer data);
static void sm_shutdown_cancelled(SmcConn conn, SmPointer data);
static void save_commands()
{
SmProp *props[2];
SmProp prop_cmd = { SmCloneCommand, SmLISTofARRAY8, 1, };
SmProp prop_res = { SmRestartCommand, SmLISTofARRAY8, };
gchar *file_path;
gint i, j, n;
gboolean has_id = FALSE, has_file = FALSE;
for (i = 1; !has_id && !has_file && i < sm_argc - 1; ++i) {
if (!has_id && strcmp(sm_argv[i], "--sm-client-id") == 0)
has_id = TRUE;
if (!has_file && strcmp(sm_argv[i], "--sm-save-file") == 0)
has_file = TRUE;
}
n = (has_file ? sm_argc-2 : sm_argc);
n = (has_id ? n-2 : n);
prop_cmd.vals = g_new(SmPropValue, n);
prop_cmd.num_vals = n;
for (i = 0, j = 0; i < sm_argc; ++i, ++j) {
if (strcmp (sm_argv[i], "--sm-client-id") == 0 ||
strcmp (sm_argv[i], "--sm-save-file") == 0) {
++i, --j; /* skip the next as well, keep j where it is */
} else {
prop_cmd.vals[j].value = sm_argv[i];
prop_cmd.vals[j].length = strlen(sm_argv[i]);
}
}
n = (has_file ? sm_argc : sm_argc+2);
n = (has_id ? n-2 : n);
prop_res.vals = g_new(SmPropValue, n);
prop_res.num_vals = n;
for (i = 0, j = 0; i < sm_argc; ++i, ++j) {
if (strcmp (sm_argv[i], "--sm-client-id") == 0 ||
strcmp (sm_argv[i], "--sm-save-file") == 0) {
++i, --j; /* skip the next as well, keep j where it is */
} else {
prop_res.vals[j].value = sm_argv[i];
prop_res.vals[j].length = strlen(sm_argv[i]);
}
}
file_path = g_build_filename(g_get_home_dir(), ".openbox", "sessions",
save_file, NULL);
prop_res.vals[j].value = "--sm-save-file";
prop_res.vals[j++].length = strlen("--sm-save-file");
prop_res.vals[j].value = file_path;
prop_res.vals[j++].length = strlen(file_path);
props[0] = &prop_res;
props[1] = &prop_cmd;
SmcSetProperties(sm_conn, 1, props);
g_free(file_path);
g_free(prop_res.vals);
g_free(prop_cmd.vals);
}
void session_startup(int argc, char **argv)
{
#define SM_ERR_LEN 1024
SmcCallbacks cb;
char sm_err[SM_ERR_LEN];
sm_argc = argc;
sm_argv = argv;
cb.save_yourself.callback = sm_save_yourself;
cb.save_yourself.client_data = NULL;
cb.die.callback = sm_die;
cb.die.client_data = NULL;
cb.save_complete.callback = sm_save_complete;
cb.save_complete.client_data = NULL;
cb.shutdown_cancelled.callback = sm_shutdown_cancelled;
cb.shutdown_cancelled.client_data = NULL;
sm_conn = SmcOpenConnection(NULL, NULL, 1, 0,
SmcSaveYourselfProcMask |
SmcDieProcMask |
SmcSaveCompleteProcMask |
SmcShutdownCancelledProcMask,
&cb, ob_sm_id, &ob_sm_id,
SM_ERR_LEN, sm_err);
if (sm_conn == NULL)
g_warning("Failed to connect to session manager: %s", sm_err);
else {
SmPropValue val_prog;
SmPropValue val_uid;
SmPropValue val_hint;
SmPropValue val_pri;
SmPropValue val_pid;
SmProp prop_prog = { SmProgram, SmARRAY8, 1, };
SmProp prop_uid = { SmUserID, SmARRAY8, 1, };
SmProp prop_hint = { SmRestartStyleHint, SmCARD8, 1, };
SmProp prop_pid = { SmProcessID, SmARRAY8, 1, };
SmProp prop_pri = { "_GSM_Priority", SmCARD8, 1, };
SmProp *props[6];
gulong hint, pri;
gchar pid[32];
val_prog.value = argv[0];
val_prog.length = strlen(argv[0]);
val_uid.value = g_strdup(g_get_user_name());
val_uid.length = strlen(val_uid.value);
hint = SmRestartImmediately;
val_hint.value = &hint;
val_hint.length = 1;
sprintf(pid, "%ld", (long)getpid());
val_pid.value = pid;
val_pid.length = strlen(pid);
/* priority with gnome-session-manager, low to run before other apps */
pri = 20;
val_pri.value = &pri;
val_pri.length = 1;
prop_prog.vals = &val_prog;
prop_uid.vals = &val_uid;
prop_hint.vals = &val_hint;
prop_pid.vals = &val_pid;
prop_pri.vals = &val_pri;
props[0] = &prop_prog;
props[1] = &prop_uid;
props[2] = &prop_hint;
props[3] = &prop_pid;
props[4] = &prop_pri;
SmcSetProperties(sm_conn, 5, props);
g_free(val_uid.value);
ob_debug("Connected to session manager with id %s\n", ob_sm_id);
}
}
void session_shutdown()
{
g_free(save_file);
if (sm_conn) {
SmPropValue val_hint;
SmProp prop_hint = { SmRestartStyleHint, SmCARD8, 1, };
SmProp *props[1];
gulong hint;
/* when we exit, we want to reset this to a more friendly state */
hint = SmRestartIfRunning;
val_hint.value = &hint;
val_hint.length = 1;
prop_hint.vals = &val_hint;
props[0] = &prop_hint;
SmcSetProperties(sm_conn, 1, props);
SmcCloseConnection(sm_conn, 0, NULL);
}
}
static void sm_save_yourself(SmcConn conn, SmPointer data, int save_type,
Bool shutdown, int interact_style, Bool fast)
{
gchar *filename;
FILE *f;
GList *it;
gboolean success = TRUE;
ob_debug("got SAVE YOURSELF from session manager\n");
/* this algo is from metacity */
filename = g_strdup_printf("%d-%d-%u.obs",
(int) time(NULL),
(int) getpid(),
g_random_int());
save_file = g_build_filename(g_get_home_dir(), ".openbox", "sessions",
filename, NULL);
g_free(filename);
f = fopen(save_file, "w");
if (!f) {
success = FALSE;
g_warning("unable to save the session to %s: %s",
save_file, strerror(errno));
} else {
fprintf(f, "<?xml version=\"1.0\"?>\n\n");
fprintf(f, "<openbox_session id=\"%s\">\n\n", ob_sm_id);
for (it = client_list; it; it = g_list_next(it)) {
guint num;
gint32 *dimensions;
gint prex, prey, prew, preh;
ObClient *c = it->data;
if (!client_normal(c))
continue;
prex = c->area.x;
prey = c->area.y;
prew = c->area.width;
preh = c->area.height;
if (PROP_GETA32(c->window, openbox_premax, cardinal,
(guint32**)&dimensions, &num)) {
if (num == 4) {
prex = dimensions[0];
prey = dimensions[1];
prew = dimensions[2];
preh = dimensions[3];
}
g_free(dimensions);
}
fprintf(f, "\t<window id=\"%s\">\n",
g_markup_escape_text("XXX", -1));
fprintf(f, "\t\t<name>%s</name>\n",
g_markup_escape_text(c->name, -1));
fprintf(f, "\t\t<class>%s</class>\n",
g_markup_escape_text(c->class, -1));
fprintf(f, "\t\t<role>%s</role>\n",
g_markup_escape_text(c->role, -1));
fprintf(f, "\t\t<desktop>%d</desktop>\n", c->desktop);
fprintf(f, "\t\t<x>%d</x>\n", prex);
fprintf(f, "\t\t<y>%d</y>\n", prey);
fprintf(f, "\t\t<width>%d</width>\n", prew);
fprintf(f, "\t\t<height>%d</height>\n", preh);
if (c->shaded)
fprintf(f, "\t\t<shaded />\n");
if (c->iconic)
fprintf(f, "\t\t<iconic />\n");
if (c->skip_pager)
fprintf(f, "\t\t<skip_pager />\n");
if (c->skip_taskbar)
fprintf(f, "\t\t<skip_taskbar />\n");
if (c->fullscreen)
fprintf(f, "\t\t<fullscreen />\n");
if (c->above)
fprintf(f, "\t\t<above />\n");
if (c->below)
fprintf(f, "\t\t<below />\n");
if (c->max_horz)
fprintf(f, "\t\t<max_horz />\n");
if (c->max_vert)
fprintf(f, "\t\t<max_vert />\n");
fprintf(f, "\t</window>\n\n");
}
fprintf(f, "</openbox_session>\n");
if (fflush(f)) {
success = FALSE;
g_warning("error while saving the session to %s: %s",
save_file, strerror(errno));
}
fclose(f);
}
save_commands();
SmcSaveYourselfDone(conn, success);
}
static void sm_die(SmcConn conn, SmPointer data)
{
ob_exit();
ob_debug("got DIE from session manager\n");
}
static void sm_save_complete(SmcConn conn, SmPointer data)
{
ob_debug("got SAVE COMPLETE from session manager\n");
}
static void sm_shutdown_cancelled(SmcConn conn, SmPointer data)
{
ob_debug("got SHUTDOWN CANCELLED from session manager\n");
}
void session_load(char *path)
{
xmlDocPtr doc;
xmlNodePtr node, n;
gchar *sm_id;
if (!parse_load(path, "openbox_session", &doc, &node))
return;
if (!parse_attr_string("id", node, &sm_id))
return;
ob_sm_id = g_strdup(sm_id);
node = parse_find_node("window", node->xmlChildrenNode);
while (node) {
gchar *id, *name, *class, *role;
guint desktop;
gint x, y, w, h;
gboolean shaded, iconic, skip_pager, skip_taskbar, fullscreen;
gboolean above, below, max_horz, max_vert;
if (!parse_attr_string("id", node, &id))
goto session_load_bail;
if (!(n = parse_find_node("name", node->xmlChildrenNode)))
goto session_load_bail;
name = parse_string(doc, n);
if (!(n = parse_find_node("class", node->xmlChildrenNode)))
goto session_load_bail;
class = parse_string(doc, n);
if (!(n = parse_find_node("role", node->xmlChildrenNode)))
goto session_load_bail;
role = parse_string(doc, n);
if (!(n = parse_find_node("desktop", node->xmlChildrenNode)))
goto session_load_bail;
desktop = parse_int(doc, n);
if (!(n = parse_find_node("x", node->xmlChildrenNode)))
goto session_load_bail;
x = parse_int(doc, n);
if (!(n = parse_find_node("y", node->xmlChildrenNode)))
goto session_load_bail;
y = parse_int(doc, n);
if (!(n = parse_find_node("width", node->xmlChildrenNode)))
goto session_load_bail;
w = parse_int(doc, n);
if (!(n = parse_find_node("height", node->xmlChildrenNode)))
goto session_load_bail;
h = parse_int(doc, n);
shaded = parse_find_node("shaded", node->xmlChildrenNode) != NULL;
iconic = parse_find_node("iconic", node->xmlChildrenNode) != NULL;
skip_pager = parse_find_node("skip_pager", node->xmlChildrenNode)
!= NULL;
skip_taskbar = parse_find_node("skip_taskbar", node->xmlChildrenNode)
!= NULL;
fullscreen = parse_find_node("fullscreen", node->xmlChildrenNode)
!= NULL;
above = parse_find_node("above", node->xmlChildrenNode) != NULL;
below = parse_find_node("below", node->xmlChildrenNode) != NULL;
max_horz = parse_find_node("max_horz", node->xmlChildrenNode) != NULL;
max_vert = parse_find_node("max_vert", node->xmlChildrenNode) != NULL;
g_message("read session window %s", name);
/* XXX save this */
session_load_bail:
node = parse_find_node("window", node->next);
}
xmlFreeDoc(doc);
unlink(path);
}
#endif
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