refactor all the session stuff. yay, it works properly now.
authorDana Jansens <danakj@orodu.net>
Sun, 6 May 2007 05:19:19 +0000 (05:19 +0000)
committerDana Jansens <danakj@orodu.net>
Sun, 6 May 2007 05:19:19 +0000 (05:19 +0000)
make sessions save the desktop being displayed. can we get rid of config_firstdesk now?
refactor startup a bit. focus the window that was focused when we were restarted.
have clients properly restore their session state.
add undecorated to the saved session state for clients.

openbox/client.c
openbox/debug.c
openbox/debug.h
openbox/focus.c
openbox/openbox.c
openbox/openbox.h
openbox/screen.c
openbox/session.c
openbox/session.h

index 9327cbf..17d4c4a 100644 (file)
@@ -83,12 +83,13 @@ static void client_change_state(ObClient *self);
 static void client_change_wm_state(ObClient *self);
 static void client_apply_startup_state(ObClient *self, gint x, gint y);
 static void client_restore_session_state(ObClient *self);
-static void client_restore_session_stacking(ObClient *self);
+static gboolean client_restore_session_stacking(ObClient *self);
 static ObAppSettings *client_get_settings_state(ObClient *self);
 static void client_update_transient_tree(ObClient *self,
                                          ObGroup *oldgroup, ObGroup *newgroup,
                                          ObClient* oldparent,
                                          ObClient *newparent);
+static void client_present(ObClient *self, gboolean here, gboolean raise);
 
 void client_startup(gboolean reconfig)
 {
@@ -321,10 +322,10 @@ void client_manage(Window window)
     grab_server(FALSE);
 
     stacking_add_nonintrusive(CLIENT_AS_WINDOW(self));
-    client_restore_session_stacking(self);
 
     /* focus the new window? */
     if (ob_state() != OB_STATE_STARTING &&
+        (!self->session || self->session->focused) &&
         !self->iconic &&
         /* this means focus=true for window is same as config_focus_new=true */
         ((config_focus_new || (settings && settings->focus == 1)) ||
@@ -377,6 +378,10 @@ void client_manage(Window window)
     */
     ob_debug("placing window 0x%x at %d, %d with size %d x %d\n",
              self->window, newx, newy, self->area.width, self->area.height);
+    if (self->session)
+        ob_debug("session requested %d %d\n",
+                 self->session->x, self->session->y);
+
     client_apply_startup_state(self, newx, newy);
 
     mouse_grab_for_client(self, TRUE);
@@ -443,7 +448,8 @@ void client_manage(Window window)
            Also if you don't have focus_new enabled, then it's going to get
            raised to the top. Legacy begets legacy I guess?
         */
-        client_raise(self);
+        if (!client_restore_session_stacking(self))
+            client_raise(self);
     }
 
     /* this has to happen before we try focus the window, but we want it to
@@ -456,8 +462,10 @@ void client_manage(Window window)
        a window maps since its not based on an action from the user like
        clicking a window to activate it. so keep the new window out of the way
        but do focus it. */
-    if (activate)
-        client_activate(self, FALSE, TRUE);
+    if (activate) {
+        gboolean stacked = client_restore_session_stacking(self);
+        client_present(self, FALSE, !stacked);
+    }
 
     /* add to client list/map */
     client_list = g_list_append(client_list, self);
@@ -685,13 +693,22 @@ static void client_restore_session_state(ObClient *self)
 {
     GList *it;
 
-    if (!(it = session_state_find(self)))
+    ob_debug_type(OB_DEBUG_SM,
+                  "Restore session for client %s\n", self->title);
+
+    if (!(it = session_state_find(self))) {
+        ob_debug_type(OB_DEBUG_SM,
+                      "Session data not found for client %s\n", self->title);
         return;
+    }
 
     self->session = it->data;
 
+    ob_debug_type(OB_DEBUG_SM, "Session data loaded for client %s\n",
+                  self->title);
+
     RECT_SET_POINT(self->area, self->session->x, self->session->y);
-    self->positioned = PPosition;
+    self->positioned = USPosition;
     if (self->session->w > 0)
         self->area.width = self->session->w;
     if (self->session->h > 0)
@@ -713,28 +730,33 @@ static void client_restore_session_state(ObClient *self)
     self->below = self->session->below;
     self->max_horz = self->session->max_horz;
     self->max_vert = self->session->max_vert;
+    self->undecorated = self->session->undecorated;
 }
 
-static void client_restore_session_stacking(ObClient *self)
+static gboolean client_restore_session_stacking(ObClient *self)
 {
-    GList *it;
+    GList *it, *mypos;
+
+    if (!self->session) return FALSE;
 
-    if (!self->session) return;
+    mypos = g_list_find(session_saved_state, self->session);
+    if (!mypos) return FALSE;
 
-    it = g_list_find(session_saved_state, self->session);
-    for (it = g_list_previous(it); it; it = g_list_previous(it)) {
+    /* start above me and look for the first client */
+    for (it = g_list_previous(mypos); it; it = g_list_previous(it)) {
         GList *cit;
 
-        for (cit = client_list; cit; cit = g_list_next(cit))
-            if (session_state_cmp(it->data, cit->data))
-                break;
-        if (cit) {
-            client_calc_layer(self);
-            stacking_below(CLIENT_AS_WINDOW(self),
-                           CLIENT_AS_WINDOW(cit->data));
-            break;
+        for (cit = client_list; cit; cit = g_list_next(cit)) {
+            ObClient *c = cit->data;
+            /* found a client that was in the session, so go below it */
+            if (c->session == it->data) {
+                stacking_below(CLIENT_AS_WINDOW(self),
+                               CLIENT_AS_WINDOW(cit->data));
+                return TRUE;
+            }
         }
     }
+    return FALSE;
 }
 
 void client_move_onscreen(ObClient *self, gboolean rude)
@@ -3252,6 +3274,47 @@ gboolean client_focus(ObClient *self)
     return TRUE;
 }
 
+/*! Present the client to the user.
+  @param raise If the client should be raised or not. You should only set
+               raise to false if you don't care if the window is completely
+               hidden.
+*/
+static void client_present(ObClient *self, gboolean here, gboolean raise)
+{
+    /* if using focus_delay, stop the timer now so that focus doesn't
+       go moving on us */
+    event_halt_focus_delay();
+
+    if (client_normal(self) && screen_showing_desktop)
+        screen_show_desktop(FALSE, FALSE);
+    if (self->iconic)
+        client_iconify(self, FALSE, here);
+    if (self->desktop != DESKTOP_ALL &&
+        self->desktop != screen_desktop)
+    {
+        if (here)
+            client_set_desktop(self, screen_desktop, FALSE);
+        else
+            screen_set_desktop(self->desktop);
+    } else if (!self->frame->visible)
+        /* if its not visible for other reasons, then don't mess
+           with it */
+        return;
+    if (self->shaded)
+        client_shade(self, FALSE);
+
+    client_focus(self);
+
+    if (raise) {
+        /* we do this as an action here. this is rather important. this is
+           because we want the results from the focus change to take place 
+           BEFORE we go about raising the window. when a fullscreen window 
+           loses focus, we need this or else the raise wont be able to raise 
+           above the to-lose-focus fullscreen window. */
+        client_raise(self);
+    }
+}
+
 void client_activate(ObClient *self, gboolean here, gboolean user)
 {
     guint32 last_time = focus_client ? focus_client->user_time : CurrentTime;
@@ -3274,36 +3337,7 @@ void client_activate(ObClient *self, gboolean here, gboolean user)
         if (event_curtime != CurrentTime)
             self->user_time = event_curtime;
 
-        /* if using focus_delay, stop the timer now so that focus doesn't
-           go moving on us */
-        event_halt_focus_delay();
-
-        if (client_normal(self) && screen_showing_desktop)
-            screen_show_desktop(FALSE, FALSE);
-        if (self->iconic)
-            client_iconify(self, FALSE, here);
-        if (self->desktop != DESKTOP_ALL &&
-            self->desktop != screen_desktop)
-        {
-            if (here)
-                client_set_desktop(self, screen_desktop, FALSE);
-            else
-                screen_set_desktop(self->desktop);
-        } else if (!self->frame->visible)
-            /* if its not visible for other reasons, then don't mess
-               with it */
-            return;
-        if (self->shaded)
-            client_shade(self, FALSE);
-
-        client_focus(self);
-
-        /* we do this as an action here. this is rather important. this is
-           because we want the results from the focus change to take place 
-           BEFORE we go about raising the window. when a fullscreen window 
-           loses focus, we need this or else the raise wont be able to raise 
-           above the to-lose-focus fullscreen window. */
-        client_raise(self);
+        client_present(self, here, TRUE);
     }
 }
 
@@ -3517,15 +3551,25 @@ void client_update_sm_client_id(ObClient *self)
     self->sm_client_id = NULL;
 
     if (!PROP_GETS(self->window, sm_client_id, locale, &self->sm_client_id) &&
-        self->group)
-        PROP_GETS(self->group->leader, sm_client_id, locale,
-                  &self->sm_client_id);
+        self->group) {
+        ob_debug_type(OB_DEBUG_SM, "Client %s does not have session id\n",
+                      self->title);
+        if (!PROP_GETS(self->group->leader, sm_client_id, locale,
+                       &self->sm_client_id)) {
+            ob_debug_type(OB_DEBUG_SM, "Client %s does not have session id on "
+                          "group window\n", self->title);
+        } else
+            ob_debug_type(OB_DEBUG_SM, "Client %s has session id on "
+                          "group window\n", self->title);
+    } else
+        ob_debug_type(OB_DEBUG_SM, "Client %s has session id\n",
+                      self->title);
 }
 
 #define WANT_EDGE(cur, c) \
             if(cur == c)                                                      \
                 continue;                                                     \
-            if(!client_normal(cur))                                   \
+            if(!client_normal(cur))                                           \
                 continue;                                                     \
             if(screen_desktop != cur->desktop && cur->desktop != DESKTOP_ALL) \
                 continue;                                                     \
index 3a765dc..0fceba4 100644 (file)
@@ -64,6 +64,9 @@ void ob_debug_type(ObDebugType type, const gchar *a, ...)
         case OB_DEBUG_APP_BUGS:
             fprintf(stderr, "APPLICATION BUG: ");
             break;
+        case OB_DEBUG_SM:
+            fprintf(stderr, "SESSION: ");
+            break;
         default:
             g_assert_not_reached();
         }
index a38ae75..3c6bedf 100644 (file)
@@ -28,6 +28,7 @@ void ob_debug(const gchar *a, ...);
 typedef enum {
     OB_DEBUG_FOCUS,
     OB_DEBUG_APP_BUGS,
+    OB_DEBUG_SM,
     OB_DEBUG_TYPE_NUM
 } ObDebugType;
 
index 9425720..35a2e02 100644 (file)
@@ -232,24 +232,19 @@ ObClient* focus_fallback_target(gboolean allow_refocus, ObClient *old)
             ObClient *c = it->data;
             /* fallback focus to a window if:
                1. it is actually focusable, cuz if it's not then we're sending
-               focus off to nothing
-               2. it is validated. if the window is about to disappear, then
-               don't try focus it.
-               3. it is visible on the current desktop. this ignores
-               omnipresent windows, which are problematic in their own rite.
-               4. it's not iconic
-               5. it is a normal type window, don't fall back onto a dock or
+               focus off to nothing. this includes if it is visible right now
+               2. it is on the current desktop. this ignores omnipresent
+               windows, which are problematic in their own rite.
+               3. it is a normal type window, don't fall back onto a dock or
                a splashscreen or a desktop window (save the desktop as a
                backup fallback though)
             */
-            if (client_can_focus(c) && !c->iconic)
+            if (client_can_focus(c))
             {
                 if (c->desktop == screen_desktop && client_normal(c)) {
                     ob_debug_type(OB_DEBUG_FOCUS, "found in focus order\n");
                     return it->data;
-                } else if ((c->desktop == screen_desktop ||
-                            c->desktop == DESKTOP_ALL) &&
-                           c->type == OB_CLIENT_TYPE_DESKTOP && 
+                } else if (c->type == OB_CLIENT_TYPE_DESKTOP && 
                            desktop == NULL)
                     desktop = c;
             }
index 934afa4..6337964 100644 (file)
@@ -81,6 +81,9 @@ ObMainLoop *ob_main_loop;
 Display    *ob_display;
 gint        ob_screen;
 gboolean    ob_replace_wm = FALSE;
+gboolean    ob_sm_use = TRUE;
+gchar      *ob_sm_id = NULL;
+gchar      *ob_sm_save_file = NULL;
 
 static ObState   state;
 static gboolean  xsync = FALSE;
@@ -95,7 +98,9 @@ static gboolean  being_replaced = FALSE;
 static gchar    *config_type = NULL;
 
 static void signal_handler(gint signal, gpointer data);
-static void parse_args(gint argc, gchar **argv);
+static void parse_env(char **argv0);
+static void remove_args(gint *argc, gchar **argv, gint index, gint num);
+static void parse_args(gint *argc, gchar **argv);
 static Cursor load_cursor(const gchar *name, guint fontval);
 
 gint main(gint argc, gchar **argv)
@@ -115,8 +120,9 @@ gint main(gint argc, gchar **argv)
         g_message(_("Unable to change to home directory '%s': %s"),
                   g_get_home_dir(), g_strerror(errno));
      
-    /* parse out command line args */
-    parse_args(argc, argv);
+    /* parse out environment and command line args */
+    parse_env(&argv[0]);
+    parse_args(&argc, argv);
 
     if (!remote_control) {
         parse_paths_startup();
@@ -124,6 +130,7 @@ gint main(gint argc, gchar **argv)
         session_startup(argc, argv);
     }
 
+
     ob_display = XOpenDisplay(NULL);
     if (ob_display == NULL)
         ob_exit_with_error("Failed to open the display.");
@@ -284,9 +291,21 @@ gint main(gint argc, gchar **argv)
             menu_frame_startup(reconfigure);
 
             if (!reconfigure) {
+                guint32 xid;
+                ObWindow *w;
+
                 /* get all the existing windows */
                 client_manage_all();
-                focus_fallback(TRUE);
+                focus_nothing();
+
+                /* focus what was focused if a wm was already running */
+                if (PROP_GET32(RootWindow(ob_display, ob_screen),
+                               net_active_window, window, &xid) &&
+                    (w = g_hash_table_lookup(window_map, &xid)) &&
+                    WINDOW_IS_CLIENT(w))
+                {
+                    client_focus(WINDOW_AS_CLIENT(w));
+                }
             } else {
                 GList *it;
 
@@ -359,11 +378,32 @@ gint main(gint argc, gchar **argv)
             }
         }
 
+        /* we remove the session arguments from argv, so put them back */
+        if (ob_sm_save_file != NULL) {
+            guint l = g_strv_length(argv);
+            argv = g_renew(gchar*, argv, l+2);
+            argv[l] = g_strdup("--sm-save-file");
+            argv[l+1] = ob_sm_save_file;
+            argv[l+2] = NULL;
+        }
+        if (ob_sm_id != NULL) {
+            guint l = g_strv_length(argv);
+            argv = g_renew(gchar*, argv, l+2);
+            argv[l] = g_strdup("--sm-client-id");
+            argv[l+1] = ob_sm_id;
+            argv[l+2] = NULL;
+        }
+
         /* re-run me */
         execvp(argv[0], argv); /* try how we were run */
         execlp(argv[0], g_path_get_basename(argv[0]),
                (char *)NULL); /* last resort */
     }
+
+    /* free stuff passed in from the command line or environment */
+    g_free(ob_sm_save_file);
+    g_free(ob_sm_id);
+    g_free(config_type);
      
     return exitcode;
 }
@@ -405,30 +445,52 @@ static void print_version()
 static void print_help()
 {
     g_print(_("Syntax: openbox [options]\n"));
-    g_print(_("\nOptions:\n\n"));
+    g_print(_("\nOptions:\n"));
     g_print(_("  --config TYPE       Specify the configuration profile to use\n"));
 #ifdef USE_SM
-    g_print(_("  --sm-disable        Disable connection to session manager\n"));
-    g_print(_("  --sm-client-id ID   Specify session management ID\n"));
-    g_print(_("  --sm-save-file FILE Specify file to load a saved session from\n"));
+    g_print(_("  --sm-disable        Disable connection to the session manager\n"));
 #endif
     g_print(_("  --replace           Replace the currently running window manager\n"));
     g_print(_("  --help              Display this help and exit\n"));
     g_print(_("  --version           Display the version and exit\n"));
-    g_print(_("\nPassing messages to a running Openbox instance:\n\n"));
+    g_print(_("\nPassing messages to a running Openbox instance:\n"));
     g_print(_("  --reconfigure       Reload Openbox's configuration\n"));
-    g_print(_("\nDebugging options:\n\n"));
+    g_print(_("\nOptions for internal use:\n"));
+    g_print(_("  --sm-save-file FILE Specify file to load a saved session from\n"));
+    g_print(_("  --sm-client-id ID   Specify session management ID\n"));
+    g_print(_("\nDebugging options:\n"));
     g_print(_("  --sync              Run in synchronous mode\n"));
     g_print(_("  --debug             Display debugging output\n"));
     g_print(_("  --debug-focus       Display debugging output for focus handling\n"));
-    g_print(_("\nPlease report bugs at %s\n\n"), PACKAGE_BUGREPORT);
+    g_print(_("\nPlease report bugs at %s\n"), PACKAGE_BUGREPORT);
 }
 
-static void parse_args(gint argc, gchar **argv)
+static void parse_env(gchar **argv0)
+{
+    const char *c;
+
+    /* pretend we are this other application */
+    if ((c = getenv("OPENBOX_RESTART_BINARY")))
+        *argv0 = g_strdup(c);
+    unsetenv("OPENBOX_RESTART_BINARY");
+}
+
+static void remove_args(gint *argc, gchar **argv, gint index, gint num)
+{
+    gint i;
+
+    for (i = index; i < index + num; ++i)
+        argv[i] = argv[i+num];
+    for (; i < *argc; ++i)
+        argv[i] = NULL;
+    *argc -= num;
+}
+
+static void parse_args(gint *argc, gchar **argv)
 {
     gint i;
 
-    for (i = 1; i < argc; ++i) {
+    for (i = 1; i < *argc; ++i) {
         if (!strcmp(argv[i], "--version")) {
             print_version();
             exit(0);
@@ -443,23 +505,54 @@ static void parse_args(gint argc, gchar **argv)
             xsync = TRUE;
         } else if (!strcmp(argv[i], "--debug")) {
             ob_debug_show_output(TRUE);
+            ob_debug_enable(OB_DEBUG_SM, TRUE);
             ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
         } else if (!strcmp(argv[i], "--debug-focus")) {
             ob_debug_show_output(TRUE);
+            ob_debug_enable(OB_DEBUG_SM, TRUE);
             ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
             ob_debug_enable(OB_DEBUG_FOCUS, TRUE);
         } else if (!strcmp(argv[i], "--reconfigure")) {
             remote_control = 1;
+/* don't make this do anything if it's not in --help ..
         } else if (!strcmp(argv[i], "--restart")) {
             remote_control = 2;
+*/
         } else if (!strcmp(argv[i], "--config")) {
-            if (i == argc - 1) /* no args left */
-                g_printerr(_("--config-file requires an argument\n"));
+            if (i == *argc - 1) /* no args left */
+                g_printerr(_("--config requires an argument\n"));
             else {
                 config_type = g_strdup(argv[i+1]);
                 ++i;
             }
         }
+#ifdef USE_SM
+        else if (!strcmp(argv[i], "--sm-save-file")) {
+            if (i == *argc - 1) /* no args left */
+                g_printerr(_("--sm-save-file requires an argument\n"));
+            else {
+                ob_sm_save_file = g_strdup(argv[i+1]);
+                remove_args(argc, argv, i, 2);
+                --i; /* this arg was removed so go back */
+            }
+        } else if (!strcmp(argv[i], "--sm-client-id")) {
+            if (i == *argc - 1) /* no args left */
+                g_printerr(_("--sm-client-id requires an argument\n"));
+            else {
+                ob_sm_id = g_strdup(argv[i+1]);
+                remove_args(argc, argv, i, 2);
+                --i; /* this arg was removed so go back */
+            }
+        } else if (!strcmp(argv[i], "--sm-disable")) {
+            ob_sm_use = FALSE;
+        }
+#endif
+        else {
+            /* this is a memleak.. oh well.. heh */
+            gchar *err = g_strdup_printf
+                ("Invalid command line argument '%s'\n", argv[i]);
+            ob_exit_with_error(err);
+        }
     }
 }
 
index 03dcdab..fadb698 100644 (file)
@@ -40,8 +40,11 @@ extern Display *ob_display;
 /*! The number of the screen on which we're running */
 extern gint     ob_screen;
 
-extern gchar   *ob_sm_id;
 extern gboolean ob_sm_use;
+extern gchar   *ob_sm_id;
+/* This save_file will get pass to ourselves if we restart too! So we won't
+ make a new file every time, yay. */
+extern gchar   *ob_sm_save_file;
 extern gboolean ob_replace_wm;
 
 /* The state of execution of the window manager */
index a413411..a32f649 100644 (file)
@@ -28,6 +28,7 @@
 #include "config.h"
 #include "screen.h"
 #include "client.h"
+#include "session.h"
 #include "frame.h"
 #include "event.h"
 #include "focus.h"
@@ -328,7 +329,10 @@ void screen_startup(gboolean reconfig)
             d < screen_num_desktops)
         {
             screen_set_desktop(d);
-        } else
+        } else if (session_desktop >= 0)
+            screen_set_desktop(MIN((guint)session_desktop,
+                                   screen_num_desktops));
+        else
             screen_set_desktop(MIN(config_screen_firstdesk,
                                    screen_num_desktops) - 1);
 
index 62cff4b..124ff8b 100644 (file)
 
 /* This session code is largely inspired by metacity code. */
 
-#ifndef USE_SM
-
 #include "session.h"
-#include "client.h"
 
-GList *session_saved_state;
+struct _ObClient;
+
+GList *session_saved_state = NULL;
+gint session_desktop = -1;
 
+#ifndef USE_SM
 void session_startup(gint argc, gchar **argv) {}
 void session_shutdown(gboolean permanent) {}
-GList* session_state_find(ObClient *c) { return NULL; }
-gboolean session_state_cmp(ObSessionState *s, ObClient *c) { return FALSE; }
-void session_state_free(ObSessionState *state) {}
-
+GList* session_state_find(struct _ObClient *c) { return NULL; }
 #else
 
 #include "debug.h"
 #include "openbox.h"
-#include "session.h"
 #include "client.h"
 #include "prop.h"
+#include "screen.h"
 #include "gettext.h"
 #include "parser/parse.h"
 
@@ -52,18 +50,24 @@ void session_state_free(ObSessionState *state) {}
 
 #include <X11/SM/SMlib.h>
 
-GList *session_saved_state;
+#define SM_ERR_LEN 1024
 
-static gboolean    sm_disable;
-static SmcConn     sm_conn;
-static gchar      *save_file;
-static gchar      *sm_id;
-static gint        sm_argc;
-static gchar     **sm_argv;
-static gchar      *sm_sessions_path;
+static SmcConn  sm_conn;
+static gint     sm_argc;
+static gchar  **sm_argv;
 
-static void session_load(gchar *path);
-static gboolean session_save();
+static gboolean session_connect();
+
+static void session_load_file(gchar *path);
+static gboolean session_save_to_file();
+
+static void session_setup_program();
+static void session_setup_user();
+static void session_setup_restart_style(gboolean restart);
+static void session_setup_pid();
+static void session_setup_priority();
+static void session_setup_clone_command();
+static void session_setup_restart_command();
 
 static void sm_save_yourself(SmcConn conn, SmPointer data, gint save_type,
                              Bool shutdown, gint interact_style, Bool fast);
@@ -71,283 +75,329 @@ 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()
+static gboolean session_state_cmp(ObSessionState *s, ObClient *c);
+static void session_state_free(ObSessionState *state);
+
+void session_startup(gint argc, gchar **argv)
 {
-    SmProp *props[2];
-    SmProp prop_cmd = { SmCloneCommand, SmLISTofARRAY8, 1, };
-    SmProp prop_res = { SmRestartCommand, SmLISTofARRAY8 };
-    gint i;
+    gchar *dir;
 
-    prop_cmd.vals = g_new(SmPropValue, sm_argc);
-    prop_cmd.num_vals = sm_argc;
-    for (i = 0; i < sm_argc; ++i) {
-        prop_cmd.vals[i].value = sm_argv[i];
-        prop_cmd.vals[i].length = strlen(sm_argv[i]);
-    }
+    if (!ob_sm_use) return;
 
-    prop_res.vals = g_new(SmPropValue, sm_argc + 2);
-    prop_res.num_vals = sm_argc + 2;
-    for (i = 0; i < sm_argc; ++i) { 
-        prop_res.vals[i].value = sm_argv[i];
-        prop_res.vals[i].length = strlen(sm_argv[i]);
+    sm_argc = argc;
+    sm_argv = argv;
+
+    dir = g_build_filename(parse_xdg_data_home_path(),
+                           "openbox", "sessions", NULL);
+    if (!parse_mkdir_path(dir, 0700)) {
+        g_message(_("Unable to make directory '%s': %s"),
+                  dir, g_strerror(errno));
     }
 
-    prop_res.vals[i].value = "--sm-save-file";
-    prop_res.vals[i++].length = strlen("--sm-save-file");
-    prop_res.vals[i].value = save_file;
-    prop_res.vals[i++].length = strlen(save_file);
+    if (ob_sm_save_file != NULL) {
+        ob_debug_type(OB_DEBUG_SM, "Loading from session file %s\n",
+                      ob_sm_save_file);
+        session_load_file(ob_sm_save_file);
+    } else {
+        gchar *filename;
+
+        /* this algo is from metacity */
+        filename = g_strdup_printf("%u-%u-%u.obs",
+                                   (guint)time(NULL),
+                                   (guint)getpid(),
+                                   g_random_int());
+        ob_sm_save_file = g_build_filename(dir, filename, NULL);
+        g_free(filename);
+    }
 
-    props[0] = &prop_res;
-    props[1] = &prop_cmd;
-    SmcSetProperties(sm_conn, 2, props);
+    if (session_connect()) {
+        session_setup_program();
+        session_setup_user();
+        session_setup_restart_style(TRUE);
+        session_setup_pid();
+        session_setup_priority();
+        session_setup_clone_command();
+    }
 
-    g_free(prop_res.vals);
-    g_free(prop_cmd.vals);
+    g_free(dir);
 }
 
-static void remove_args(gint *argc, gchar ***argv, gint index, gint num)
+void session_shutdown(gboolean permanent)
 {
-    gint i;
+    if (!ob_sm_use) return;
 
-    for (i = index; i < index + num; ++i)
-        (*argv)[i] = (*argv)[i+num];
-    *argc -= num;
-}
+    if (sm_conn) {
+        /* if permanent is true then we will change our session state so that
+           the SM won't run us again */
+        session_setup_restart_style(!permanent);
 
-static void parse_args(gint *argc, gchar ***argv)
-{
-    gint i;
+        SmcCloseConnection(sm_conn, 0, NULL);
 
-    for (i = 1; i < *argc; ++i) {
-        if (!strcmp((*argv)[i], "--sm-client-id")) {
-            if (i == *argc - 1) /* no args left */
-                g_printerr(_("--sm-client-id requires an argument\n"));
-            else {
-                sm_id = g_strdup((*argv)[i+1]);
-                remove_args(argc, argv, i, 2);
-                ++i;
-            }
-        } else if (!strcmp((*argv)[i], "--sm-save-file")) {
-            if (i == *argc - 1) /* no args left */
-                g_printerr(_("--sm-save-file requires an argument\n"));
-            else {
-                save_file = g_strdup((*argv)[i+1]);
-                remove_args(argc, argv, i, 2);
-                ++i;
-            }
-        } else if (!strcmp((*argv)[i], "--sm-disable")) {
-            sm_disable = TRUE;
-            remove_args(argc, argv, i, 1);
+        while (session_saved_state) {
+            session_state_free(session_saved_state->data);
+            session_saved_state = g_list_delete_link(session_saved_state,
+                                                     session_saved_state);
         }
     }
 }
 
-void session_startup(gint argc, gchar **argv)
+/*! Connect to the session manager and set up our callback functions */
+static gboolean session_connect()
 {
-#define SM_ERR_LEN 1024
-
     SmcCallbacks cb;
+    gchar *oldid;
     gchar sm_err[SM_ERR_LEN];
-    gint i;
-
-    sm_argc = argc;
-    sm_argv = g_new(gchar*, argc);
-    for (i = 0; i < argc; ++i)
-        sm_argv[i] = argv[i];
-
-    parse_args(&sm_argc, &sm_argv);
-
-    if (sm_disable) {
-        g_free(sm_argv);
-        return;
-    }
-
-    sm_sessions_path = g_build_filename(parse_xdg_data_home_path(),
-                                        "openbox", "sessions", NULL);
-    if (!parse_mkdir_path(sm_sessions_path, 0700)) {
-        g_message(_("Unable to make directory '%s': %s"),
-                  sm_sessions_path, g_strerror(errno));
-    }
-
-    if (save_file)
-        session_load(save_file);
-    else {
-        gchar *filename;
-
-        /* this algo is from metacity */
-        filename = g_strdup_printf("%d-%d-%u.obs",
-                                   (gint) time(NULL),
-                                   (gint) getpid(),
-                                   g_random_int());
-        save_file = g_build_filename(sm_sessions_path, filename, NULL);
-        g_free(filename);
-    }
 
+    /* set up our callback functions */
     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;
 
+    /* connect to the server */
+    oldid = ob_sm_id;
+    ob_debug_type(OB_DEBUG_SM, "Connecting to SM with id: %s\n",
+                  oldid ? oldid : "(null)");
     sm_conn = SmcOpenConnection(NULL, NULL, 1, 0,
                                 SmcSaveYourselfProcMask |
                                 SmcDieProcMask |
                                 SmcSaveCompleteProcMask |
                                 SmcShutdownCancelledProcMask,
-                                &cb, sm_id, &sm_id,
+                                &cb, oldid, &ob_sm_id,
                                 SM_ERR_LEN, sm_err);
+    g_free(oldid);
     if (sm_conn == NULL)
         ob_debug("Failed to connect to session manager: %s\n", 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];
-        gchar hint, pri;
-        gchar pid[32];
-
-        val_prog.value = sm_argv[0];
-        val_prog.length = strlen(sm_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;
-
-        g_snprintf(pid, sizeof(pid), "%ld", (glong) 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);
-
-        save_commands();
-    }
+    return sm_conn != NULL;
 }
 
-void session_shutdown(gboolean permanent)
+static void session_setup_program()
 {
-    if (sm_disable)
-        return;
+    SmPropValue vals = {
+        .value = sm_argv[0],
+        .length = strlen(sm_argv[0]) + 1
+    };
+    SmProp prop = {
+        .name = g_strdup(SmProgram),
+        .type = g_strdup(SmARRAY8),
+        .num_vals = 1,
+        .vals = &vals
+    };
+    SmProp *list = &prop;
+    SmcSetProperties(sm_conn, 1, &list);
+    g_free(prop.name);
+    g_free(prop.type);
+}
 
-    g_free(sm_sessions_path);
-    g_free(save_file);
-    g_free(sm_id);
-    g_free(sm_argv);
+static void session_setup_user()
+{
+    char *user = g_strdup(g_get_user_name());
+
+    SmPropValue vals = {
+        .value = user,
+        .length = strlen(user) + 1
+    };
+    SmProp prop = {
+        .name = g_strdup(SmUserID),
+        .type = g_strdup(SmARRAY8),
+        .num_vals = 1,
+        .vals = &vals
+    };
+    SmProp *list = &prop;
+    SmcSetProperties(sm_conn, 1, &list);
+    g_free(prop.name);
+    g_free(prop.type);
+    g_free(user);
+}
 
-    if (sm_conn) {
-        /* if permanent is true then we will change our session state so that
-           the SM won't run us again */
-        if (permanent) {
-            SmPropValue val_hint;
-            SmProp prop_hint = { SmRestartStyleHint, SmCARD8, 1, };
-            SmProp *props[1];
-            gulong hint;
+static void session_setup_restart_style(gboolean restart)
+{
+    char restart_hint = restart ? SmRestartImmediately : SmRestartIfRunning;
+
+    SmPropValue vals = {
+        .value = &restart_hint,
+        .length = 1
+    };
+    SmProp prop = {
+        .name = g_strdup(SmRestartStyleHint),
+        .type = g_strdup(SmCARD8),
+        .num_vals = 1,
+        .vals = &vals
+    };
+    SmProp *list = &prop;
+    SmcSetProperties(sm_conn, 1, &list);
+    g_free(prop.name);
+    g_free(prop.type);
+}
 
-            /* when we exit, we want to reset this to a more friendly state */
-            hint = SmRestartIfRunning;
-            val_hint.value = &hint;
-            val_hint.length = 1;
+static void session_setup_pid()
+{
+    gchar *pid = g_strdup_printf("%ld", (glong) getpid());
+
+    SmPropValue vals = {
+        .value = pid,
+        .length = strlen(pid) + 1
+    };
+    SmProp prop = {
+        .name = g_strdup(SmProcessID),
+        .type = g_strdup(SmARRAY8),
+        .num_vals = 1,
+        .vals = &vals
+    };
+    SmProp *list = &prop;
+    SmcSetProperties(sm_conn, 1, &list);
+    g_free(prop.name);
+    g_free(prop.type);
+    g_free(pid);
+}
 
-            prop_hint.vals = &val_hint;
+/*! This is a gnome-session-manager extension */
+static void session_setup_priority()
+{
+    gchar priority = 20; /* 20 is a lower prioity to run before other apps */
+
+    SmPropValue vals = {
+        .value = &priority,
+        .length = 1
+    };
+    SmProp prop = {
+        .name = g_strdup("_GSM_Priority"),
+        .type = g_strdup(SmCARD8),
+        .num_vals = 1,
+        .vals = &vals
+    };
+    SmProp *list = &prop;
+    SmcSetProperties(sm_conn, 1, &list);
+    g_free(prop.name);
+    g_free(prop.type);
+}
 
-            props[0] = &prop_hint;
+static void session_setup_clone_command()
+{
+    gint i;
 
-            SmcSetProperties(sm_conn, 1, props);
-        }
+    SmPropValue *vals = g_new(SmPropValue, sm_argc);
+    SmProp prop = {
+        .name = g_strdup(SmCloneCommand),
+        .type = g_strdup(SmLISTofARRAY8),
+        .num_vals = sm_argc,
+        .vals = vals
+    };
 
-        SmcCloseConnection(sm_conn, 0, NULL);
+    for (i = 0; i < sm_argc; ++i) {
+        vals[i].value = sm_argv[i];
+        vals[i].length = strlen(sm_argv[i]) + 1;
+    }
 
-        while (session_saved_state) {
-            session_state_free(session_saved_state->data);
-            session_saved_state = g_list_delete_link(session_saved_state,
-                                                     session_saved_state);
-        }
+    SmProp *list = &prop;
+    SmcSetProperties(sm_conn, 1, &list);
+    g_free(prop.name);
+    g_free(prop.type);
+    g_free(vals);
+}
+
+static void session_setup_restart_command()
+{
+    gint i;
+
+    SmPropValue *vals = g_new(SmPropValue, sm_argc + 4);
+    SmProp prop = {
+        .name = g_strdup(SmRestartCommand),
+        .type = g_strdup(SmLISTofARRAY8),
+        .num_vals = sm_argc + 4,
+        .vals = vals
+    };
+
+    for (i = 0; i < sm_argc; ++i) {
+        vals[i].value = sm_argv[i];
+        vals[i].length = strlen(sm_argv[i]) + 1;
     }
+
+    vals[i].value = g_strdup("--sm-save-file");
+    vals[i].length = strlen("--sm-save-file") + 1;
+    vals[i+1].value = ob_sm_save_file;
+    vals[i+1].length = strlen(ob_sm_save_file) + 1;
+
+    vals[i+2].value = g_strdup("--sm-client-id");
+    vals[i+2].length = strlen("--sm-client-id") + 1;
+    vals[i+3].value = ob_sm_id;
+    vals[i+3].length = strlen(ob_sm_id) + 1;
+
+    SmProp *list = &prop;
+    SmcSetProperties(sm_conn, 1, &list);
+    g_free(prop.name);
+    g_free(prop.type);
+    g_free(vals[i].value);
+    g_free(vals[i+2].value);
+    g_free(vals);
 }
 
-static void sm_save_yourself_phase2(SmcConn conn, SmPointer data)
+static void sm_save_yourself_2(SmcConn conn, SmPointer data)
 {
     gboolean success;
 
-    success = session_save();
-    save_commands();
+    /* save the current state */
+    ob_debug_type(OB_DEBUG_SM, "Session save phase 2 requested\n");
+    ob_debug_type(OB_DEBUG_SM,
+                  "  Saving session to file '%s'\n", ob_sm_save_file);
+    success = session_save_to_file();
+
+    /* tell the session manager how to restore this state */
+    if (success) session_setup_restart_command();
 
+    ob_debug_type(OB_DEBUG_SM, "Saving is done (success = %d)\n", success);
     SmcSaveYourselfDone(conn, success);
 }
 
+
 static void sm_save_yourself(SmcConn conn, SmPointer data, gint save_type,
                              Bool shutdown, gint interact_style, Bool fast)
 {
-    if (!SmcRequestSaveYourselfPhase2(conn, sm_save_yourself_phase2, data)) {
-        ob_debug("SAVE YOURSELF PHASE 2 failed\n");
+    ob_debug_type(OB_DEBUG_SM, "Session save requested\n");
+    if (!SmcRequestSaveYourselfPhase2(conn, sm_save_yourself_2, data)) {
+        ob_debug_type(OB_DEBUG_SM, "Requst for phase 2 failed\n");
         SmcSaveYourselfDone(conn, FALSE);
     }
 }
 
 static void sm_die(SmcConn conn, SmPointer data)
 {
+    ob_debug_type(OB_DEBUG_SM, "Die requested\n");
     ob_exit(0);
 }
 
 static void sm_save_complete(SmcConn conn, SmPointer data)
 {
+    ob_debug_type(OB_DEBUG_SM, "Save complete\n");
 }
 
 static void sm_shutdown_cancelled(SmcConn conn, SmPointer data)
 {
+    ob_debug_type(OB_DEBUG_SM, "Shutdown cancelled\n");    
 }
 
-static gboolean session_save()
+static gboolean session_save_to_file()
 {
     FILE *f;
     GList *it;
     gboolean success = TRUE;
 
-    f = fopen(save_file, "w");
+    f = fopen(ob_sm_save_file, "w");
     if (!f) {
         success = FALSE;
         g_message(_("Unable to save the session to '%s': %s"),
-                  save_file, g_strerror(errno));
+                  ob_sm_save_file, g_strerror(errno));
     } else {
-        guint stack_pos = 0;
-
         fprintf(f, "<?xml version=\"1.0\"?>\n\n");
-        fprintf(f, "<openbox_session id=\"%s\">\n\n", sm_id);
+        fprintf(f, "<openbox_session>\n\n");
 
+        fprintf(f, "<desktop>%d</desktop>\n", screen_desktop);
+
+        /* they are ordered top to bottom in stacking order */
         for (it = stacking_list; it; it = g_list_next(it)) {
             gint prex, prey, prew, preh;
             ObClient *c;
@@ -361,8 +411,15 @@ static gboolean session_save()
             if (!client_normal(c))
                 continue;
 
-            if (!c->sm_client_id)
+            if (!c->sm_client_id) {
+                ob_debug_type(OB_DEBUG_SM, "Client %s does not have a client "
+                              "id set, so we can't save its state\n",
+                              c->title);
                 continue;
+            }
+
+            ob_debug_type(OB_DEBUG_SM, "Saving state for client %s\n",
+                          c->title);
 
             prex = c->area.x;
             prey = c->area.y;
@@ -398,7 +455,6 @@ static gboolean session_save()
             g_free(t);
 
             fprintf(f, "\t<desktop>%d</desktop>\n", c->desktop);
-            fprintf(f, "\t<stacking>%d</stacking>\n", stack_pos);
             fprintf(f, "\t<x>%d</x>\n", prex);
             fprintf(f, "\t<y>%d</y>\n", prey);
             fprintf(f, "\t<width>%d</width>\n", prew);
@@ -421,9 +477,11 @@ static gboolean session_save()
                 fprintf(f, "\t<max_horz />\n");
             if (c->max_vert)
                 fprintf(f, "\t<max_vert />\n");
+            if (c->undecorated)
+                fprintf(f, "\t<undecorated />\n");
+            if (client_focused(c))
+                fprintf(f, "\t<focused />\n");
             fprintf(f, "</window>\n\n");
-
-            ++stack_pos;
         }
 
         fprintf(f, "</openbox_session>\n");
@@ -431,7 +489,7 @@ static gboolean session_save()
         if (fflush(f)) {
             success = FALSE;
             g_message(_("Error while saving the session to '%s': %s"),
-                      save_file, g_strerror(errno));
+                      ob_sm_save_file, g_strerror(errno));
         }
         fclose(f);
     }
@@ -439,7 +497,7 @@ static gboolean session_save()
     return success;
 }
 
-void session_state_free(ObSessionState *state)
+static void session_state_free(ObSessionState *state)
 {
     if (state) {
         g_free(state->id);
@@ -451,8 +509,17 @@ void session_state_free(ObSessionState *state)
     }
 }
 
-gboolean session_state_cmp(ObSessionState *s, ObClient *c)
+static gboolean session_state_cmp(ObSessionState *s, ObClient *c)
 {
+    ob_debug_type(OB_DEBUG_SM, "Comparing client against saved state: \n");
+    ob_debug_type(OB_DEBUG_SM, "  client id: %s \n", c->sm_client_id);
+    ob_debug_type(OB_DEBUG_SM, "  client name: %s \n", c->name);
+    ob_debug_type(OB_DEBUG_SM, "  client class: %s \n", c->class);
+    ob_debug_type(OB_DEBUG_SM, "  client role: %s \n", c->role);
+    ob_debug_type(OB_DEBUG_SM, "  state id: %s \n", s->id);
+    ob_debug_type(OB_DEBUG_SM, "  state name: %s \n", s->name);
+    ob_debug_type(OB_DEBUG_SM, "  state class: %s \n", s->class);
+    ob_debug_type(OB_DEBUG_SM, "  state role: %s \n", s->role);
     return (c->sm_client_id &&
             !strcmp(s->id, c->sm_client_id) &&
             !strcmp(s->name, c->name) &&
@@ -474,27 +541,20 @@ GList* session_state_find(ObClient *c)
     return it;
 }
 
-static gint stack_sort(const ObSessionState *s1, const ObSessionState *s2)
-{
-    return s1->stacking - s2->stacking;
-}
-
-static void session_load(gchar *path)
+static void session_load_file(gchar *path)
 {
     xmlDocPtr doc;
     xmlNodePtr node, n;
-    gchar *id;
 
     if (!parse_load(path, "openbox_session", &doc, &node))
         return;
 
-    if (!parse_attr_string("id", node, &id))
-        return;
-    g_free(sm_id);
-    sm_id = id;
+    if ((n = parse_find_node("desktop", node->children)))
+        session_desktop = parse_int(doc, n);
 
-    node = parse_find_node("window", node->children);
-    while (node) {
+    for (node = parse_find_node("window", node->children); node != NULL;
+         node = parse_find_node("window", node->next))
+    {
         ObSessionState *state;
 
         state = g_new0(ObSessionState, 1);
@@ -510,9 +570,6 @@ static void session_load(gchar *path)
         if (!(n = parse_find_node("role", node->children)))
             goto session_load_bail;
         state->role = parse_string(doc, n);
-        if (!(n = parse_find_node("stacking", node->children)))
-            goto session_load_bail;
-        state->stacking = parse_int(doc, n);
         if (!(n = parse_find_node("desktop", node->children)))
             goto session_load_bail;
         state->desktop = parse_int(doc, n);
@@ -547,23 +604,20 @@ static void session_load(gchar *path)
             parse_find_node("max_horz", node->children) != NULL;
         state->max_vert =
             parse_find_node("max_vert", node->children) != NULL;
+        state->undecorated =
+            parse_find_node("undecorated", node->children) != NULL;
+        state->focused =
+            parse_find_node("focused", node->children) != NULL;
         
-        /* save this */
-        session_saved_state = g_list_prepend(session_saved_state, state);
-        goto session_load_ok;
+        /* save this. they are in the file in stacking order, so preserve
+           that order here */
+        session_saved_state = g_list_append(session_saved_state, state);
+        continue;
 
     session_load_bail:
         session_state_free(state);
-
-    session_load_ok:
-
-        node = parse_find_node("window", node->next);
     }
 
-    /* sort them by their stacking order */
-    session_saved_state = g_list_sort(session_saved_state,
-                                      (GCompareFunc)stack_sort);
-
     xmlFreeDoc(doc);
 }
 
index b2c18a1..cbfd517 100644 (file)
@@ -27,22 +27,24 @@ typedef struct _ObSessionState ObSessionState;
 
 struct _ObSessionState {
     gchar *id, *name, *class, *role;
-    guint stacking;
     guint desktop;
     gint x, y, w, h;
     gboolean shaded, iconic, skip_pager, skip_taskbar, fullscreen;
-    gboolean above, below, max_horz, max_vert;
+    gboolean above, below, max_horz, max_vert, undecorated;
+    gboolean focused;
 
     gboolean matched;
 };
 
+/*! The desktop being viewed when the session was saved. A valud of -1 means
+  it was not saved */
+extern gint session_desktop;
+
 extern GList *session_saved_state;
 
 void session_startup(gint argc, gchar **argv);
 void session_shutdown(gboolean permanent);
 
 GList* session_state_find(struct _ObClient *c);
-gboolean session_state_cmp(ObSessionState *s, struct _ObClient *c);
-void session_state_free(ObSessionState *state);
 
 #endif