+ /* delete any pipe menus' submenus */
+ g_hash_table_foreach_remove(menu_hash, menu_pipe_submenu, NULL);
+ /* empty the top level pipe menus */
+ g_hash_table_foreach(menu_hash, clear_cache, NULL);
+}
+
+void menu_pipe_execute(ObMenu *self)
+{
+ xmlDocPtr doc;
+ xmlNodePtr node;
+ gchar *output;
+ GError *err = NULL;
+
+ if (!self->execute)
+ return;
+ if (self->entries) /* the entries are already created and cached */
+ return;
+
+ if (!g_spawn_command_line_sync(self->execute, &output, NULL, NULL, &err)) {
+ g_message(_("Failed to execute command for pipe-menu '%s': %s"),
+ self->execute, err->message);
+ g_error_free(err);
+ return;
+ }
+
+ if (parse_load_mem(output, strlen(output),
+ "openbox_pipe_menu", &doc, &node))
+ {
+ menu_parse_state.pipe_creator = self;
+ menu_parse_state.parent = self;
+ parse_tree(menu_parse_inst, doc, node->children);
+ xmlFreeDoc(doc);
+ } else {
+ g_message(_("Invalid output from pipe-menu '%s'"), self->execute);
+ }
+
+ g_free(output);
+}
+
+static ObMenu* menu_from_name(gchar *name)
+{
+ ObMenu *self = NULL;
+
+ g_assert(name != NULL);
+
+ if (!(self = g_hash_table_lookup(menu_hash, name)))
+ g_message(_("Attempted to access menu '%s' but it does not exist"),
+ name);
+ return self;
+}
+
+#define VALID_SHORTCUT(c) (((c) >= '0' && (c) <= '9') || \
+ ((c) >= 'A' && (c) <= 'Z') || \
+ ((c) >= 'a' && (c) <= 'z'))
+
+static gunichar parse_shortcut(const gchar *label, gboolean allow_shortcut,
+ gchar **strippedlabel, guint *position,
+ gboolean *always_show)
+{
+ gunichar shortcut = 0;
+
+ *position = 0;
+ *always_show = FALSE;
+
+ g_assert(strippedlabel != NULL);
+
+ if (label == NULL) {
+ *strippedlabel = NULL;
+ } else {
+ gchar *i;
+
+ *strippedlabel = g_strdup(label);
+
+ /* if allow_shortcut is false, then you can't use the '_', instead you
+ have to just use the first valid character
+ */
+
+ i = strchr(*strippedlabel, '_');
+ if (allow_shortcut && i != NULL) {
+ /* there is an underscore in the string */
+
+ /* you have to use a printable ascii character for shortcuts
+ don't allow space either, so you can have like "a _ b"
+ */
+ if (VALID_SHORTCUT(*(i+1))) {
+ shortcut = g_unichar_tolower(g_utf8_get_char(i+1));
+ *position = i - *strippedlabel;
+ *always_show = TRUE;
+
+ /* remove the '_' from the string */
+ for (; *i != '\0'; ++i)
+ *i = *(i+1);
+ } else if (*(i+1) == '\0') {
+ /* no default shortcut if the '_' is the last character
+ (eg. "Exit_") for menu entries that you don't want
+ to be executed by mistake
+ */
+ *i = '\0';
+ }
+ } else {
+ /* there is no underscore, so find the first valid character to use
+ instead */
+
+ for (i = *strippedlabel; *i != '\0'; ++i)
+ if (VALID_SHORTCUT(*i)) {
+ *position = i - *strippedlabel;
+ shortcut = g_unichar_tolower(g_utf8_get_char(i));
+ break;
+ }
+ }
+ }
+ return shortcut;
+}
+
+static void parse_menu_item(ObParseInst *i, xmlDocPtr doc, xmlNodePtr node,
+ gpointer data)
+{
+ ObMenuParseState *state = data;
+ gchar *label;
+
+ if (state->parent) {
+ if (parse_attr_string("label", node, &label)) {
+ GSList *acts = NULL;
+
+ for (node = node->children; node; node = node->next)
+ if (!xmlStrcasecmp(node->name, (const xmlChar*) "action")) {
+ ObActionsAct *a = actions_parse(i, doc, node);
+ if (a)
+ acts = g_slist_append(acts, a);
+ }
+ menu_add_normal(state->parent, -1, label, acts, TRUE);
+ g_free(label);
+ }
+ }
+}
+
+static void parse_menu_separator(ObParseInst *i,
+ xmlDocPtr doc, xmlNodePtr node,
+ gpointer data)
+{
+ ObMenuParseState *state = data;
+
+ if (state->parent) {
+ gchar *label;
+
+ if (!parse_attr_string("label", node, &label))
+ label = NULL;
+
+ menu_add_separator(state->parent, -1, label);
+ g_free(label);
+ }
+}
+
+static void parse_menu(ObParseInst *i, xmlDocPtr doc, xmlNodePtr node,
+ gpointer data)
+{
+ ObMenuParseState *state = data;
+ gchar *name = NULL, *title = NULL, *script = NULL;
+ ObMenu *menu;
+
+ if (!parse_attr_string("id", node, &name))
+ goto parse_menu_fail;
+
+ if (!g_hash_table_lookup(menu_hash, name)) {
+ if (!parse_attr_string("label", node, &title))
+ goto parse_menu_fail;
+
+ if ((menu = menu_new(name, title, TRUE, NULL))) {
+ menu->pipe_creator = state->pipe_creator;
+ if (parse_attr_string("execute", node, &script)) {
+ menu->execute = parse_expand_tilde(script);
+ } else {
+ ObMenu *old;
+
+ old = state->parent;
+ state->parent = menu;
+ parse_tree(i, doc, node->children);
+ state->parent = old;
+ }
+ }
+ }
+
+ if (state->parent)
+ menu_add_submenu(state->parent, -1, name);
+
+parse_menu_fail:
+ g_free(name);
+ g_free(title);
+ g_free(script);
+}
+
+ObMenu* menu_new(const gchar *name, const gchar *title,
+ gboolean allow_shortcut_selection, gpointer data)
+{
+ ObMenu *self;
+
+ self = g_new0(ObMenu, 1);
+ self->name = g_strdup(name);
+ self->data = data;
+
+ self->shortcut = parse_shortcut(title, allow_shortcut_selection,
+ &self->title, &self->shortcut_position,
+ &self->shortcut_always_show);
+
+ g_hash_table_replace(menu_hash, self->name, self);
+
+ /* Each menu has a single more_menu. When the menu spills past what
+ can fit on the screen, a new menu frame entry is created from this
+ more_menu, and a new menu frame for the submenu is created for this
+ menu, also pointing to the more_menu.
+
+ This can be done multiple times using the same more_menu.
+
+ more_menu->more_menu will always be NULL, since there is only 1 for
+ each menu. */
+ self->more_menu = g_new0(ObMenu, 1);
+ self->more_menu->name = _("More...");
+ self->more_menu->title = _("More...");
+ self->more_menu->data = data;
+ self->more_menu->shortcut = g_unichar_tolower(g_utf8_get_char("M"));
+
+ self->more_menu->show_func = self->show_func;
+ self->more_menu->hide_func = self->hide_func;
+ self->more_menu->update_func = self->update_func;
+ self->more_menu->execute_func = self->execute_func;
+ self->more_menu->destroy_func = self->destroy_func;
+ self->more_menu->place_func = self->place_func;
+
+ return self;
+}
+
+static void menu_destroy_hash_value(ObMenu *self)
+{
+ /* make sure its not visible */
+ {
+ GList *it;
+ ObMenuFrame *f;
+
+ for (it = menu_frame_visible; it; it = g_list_next(it)) {
+ f = it->data;
+ if (f->menu == self)
+ menu_frame_hide_all();
+ }
+ }
+
+ if (self->destroy_func)
+ self->destroy_func(self, self->data);
+
+ menu_clear_entries(self);
+ g_free(self->name);
+ g_free(self->title);
+ g_free(self->execute);
+ g_free(self->more_menu);
+
+ g_free(self);
+}
+
+void menu_free(ObMenu *menu)
+{
+ if (menu)
+ g_hash_table_remove(menu_hash, menu->name);
+}
+
+static gboolean menu_hide_delay_func(gpointer data)
+{
+ menu_can_hide = TRUE;
+ return FALSE; /* no repeat */
+}
+
+void menu_show(gchar *name, gint x, gint y, gboolean mouse, ObClient *client)
+{
+ ObMenu *self;
+ ObMenuFrame *frame;
+
+ if (!(self = menu_from_name(name)) ||
+ grab_on_keyboard() || grab_on_pointer()) return;
+
+ /* if the requested menu is already the top visible menu, then don't
+ bother */
+ if (menu_frame_visible) {
+ frame = menu_frame_visible->data;
+ if (frame->menu == self)
+ return;
+ }
+
+ menu_frame_hide_all();
+
+ /* clear the pipe menus when showing a new menu */
+ menu_clear_pipe_caches();
+
+ frame = menu_frame_new(self, 0, client);
+ if (!menu_frame_show_topmenu(frame, x, y, mouse))
+ menu_frame_free(frame);
+ else {
+ if (!mouse) {
+ /* select the first entry if it's not a submenu and we opened
+ * the menu with the keyboard, and skip all headers */
+ GList *it = frame->entries;
+ while (it) {
+ ObMenuEntryFrame *e = it->data;
+ if (e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL) {
+ menu_frame_select(frame, e, FALSE);
+ break;
+ } else if (e->entry->type == OB_MENU_ENTRY_TYPE_SEPARATOR)
+ it = g_list_next(it);
+ else
+ break;
+ }
+ }
+
+ /* reset the hide timer */
+ if (!mouse)
+ menu_can_hide = TRUE;
+ else {
+ menu_can_hide = FALSE;
+ ob_main_loop_timeout_add(ob_main_loop,
+ config_menu_hide_delay * 1000,
+ menu_hide_delay_func,
+ NULL, g_direct_equal, NULL);
+ }
+ }
+}
+
+gboolean menu_hide_delay_reached()
+{
+ return menu_can_hide;
+}
+
+static ObMenuEntry* menu_entry_new(ObMenu *menu, ObMenuEntryType type, gint id)
+{
+ ObMenuEntry *self;
+
+ g_assert(menu);
+
+ self = g_new0(ObMenuEntry, 1);
+ self->ref = 1;
+ self->type = type;
+ self->menu = menu;
+ self->id = id;
+
+ switch (type) {
+ case OB_MENU_ENTRY_TYPE_NORMAL:
+ self->data.normal.enabled = TRUE;
+ break;
+ case OB_MENU_ENTRY_TYPE_SUBMENU:
+ case OB_MENU_ENTRY_TYPE_SEPARATOR:
+ break;
+ }
+
+ return self;
+}
+
+void menu_entry_ref(ObMenuEntry *self)
+{
+ ++self->ref;
+}
+
+void menu_entry_unref(ObMenuEntry *self)
+{
+ if (self && --self->ref == 0) {
+ switch (self->type) {
+ case OB_MENU_ENTRY_TYPE_NORMAL:
+ g_free(self->data.normal.label);
+ while (self->data.normal.actions) {
+ actions_act_unref(self->data.normal.actions->data);
+ self->data.normal.actions =
+ g_slist_delete_link(self->data.normal.actions,
+ self->data.normal.actions);
+ }
+ break;
+ case OB_MENU_ENTRY_TYPE_SUBMENU:
+ g_free(self->data.submenu.name);
+ break;
+ case OB_MENU_ENTRY_TYPE_SEPARATOR:
+ break;
+ }
+
+ g_free(self);
+ }
+}
+
+void menu_clear_entries(ObMenu *self)
+{
+#ifdef DEBUG
+ /* assert that the menu isn't visible */
+ {
+ GList *it;
+ ObMenuFrame *f;
+
+ for (it = menu_frame_visible; it; it = g_list_next(it)) {
+ f = it->data;
+ g_assert(f->menu != self);
+ }
+ }
+#endif
+
+ while (self->entries) {
+ menu_entry_unref(self->entries->data);
+ self->entries = g_list_delete_link(self->entries, self->entries);
+ }
+ self->more_menu->entries = self->entries; /* keep it in sync */
+}
+
+void menu_entry_remove(ObMenuEntry *self)
+{
+ self->menu->entries = g_list_remove(self->menu->entries, self);
+ menu_entry_unref(self);