1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
3 menu.c for the Openbox window manager
4 Copyright (c) 2006 Mikael Magnusson
5 Copyright (c) 2003 Ben Jansens
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 See the COPYING file for a copy of the GNU General Public License.
27 #include "menuframe.h"
31 #include "client_menu.h"
32 #include "client_list_menu.h"
33 #include "client_list_combined_menu.h"
34 #include "parser/parse.h"
36 typedef struct _ObMenuParseState ObMenuParseState;
38 struct _ObMenuParseState
44 static GHashTable *menu_hash = NULL;
45 static ObParseInst *menu_parse_inst;
46 static ObMenuParseState menu_parse_state;
48 static void menu_destroy_hash_value(ObMenu *self);
49 static void parse_menu_item(ObParseInst *i, xmlDocPtr doc, xmlNodePtr node,
51 static void parse_menu_separator(ObParseInst *i,
52 xmlDocPtr doc, xmlNodePtr node,
54 static void parse_menu(ObParseInst *i, xmlDocPtr doc, xmlNodePtr node,
57 static void client_dest(ObClient *client, gpointer data)
59 /* menus can be associated with a client, so close any that are since
60 we are disappearing now */
61 menu_frame_hide_all_client(client);
64 void menu_startup(gboolean reconfig)
68 gboolean loaded = FALSE;
71 menu_hash = g_hash_table_new_full(g_str_hash, g_str_equal, NULL,
72 (GDestroyNotify)menu_destroy_hash_value);
74 client_list_menu_startup(reconfig);
75 client_list_combined_menu_startup(reconfig);
76 client_menu_startup();
78 menu_parse_inst = parse_startup();
80 menu_parse_state.parent = NULL;
81 menu_parse_state.pipe_creator = NULL;
82 parse_register(menu_parse_inst, "menu", parse_menu, &menu_parse_state);
83 parse_register(menu_parse_inst, "item", parse_menu_item,
85 parse_register(menu_parse_inst, "separator",
86 parse_menu_separator, &menu_parse_state);
88 for (it = config_menu_files; it; it = g_slist_next(it)) {
89 if (parse_load_menu(it->data, &doc, &node)) {
91 parse_tree(menu_parse_inst, doc, node->children);
96 if (parse_load_menu("menu.xml", &doc, &node)) {
97 parse_tree(menu_parse_inst, doc, node->children);
102 g_assert(menu_parse_state.parent == NULL);
105 client_add_destructor(client_dest, NULL);
108 void menu_shutdown(gboolean reconfig)
111 client_remove_destructor(client_dest);
113 parse_shutdown(menu_parse_inst);
114 menu_parse_inst = NULL;
116 client_list_menu_shutdown(reconfig);
117 client_list_combined_menu_shutdown(reconfig);
119 menu_frame_hide_all();
120 g_hash_table_destroy(menu_hash);
124 static gboolean menu_pipe_submenu(gpointer key, gpointer val, gpointer data)
127 return menu->pipe_creator == data;
130 void menu_pipe_execute(ObMenu *self)
140 if (!g_spawn_command_line_sync(self->execute, &output, NULL, NULL, &err)) {
141 g_warning("Failed to execute command for pipe-menu: %s", err->message);
146 if (parse_load_mem(output, strlen(output),
147 "openbox_pipe_menu", &doc, &node))
149 g_hash_table_foreach_remove(menu_hash, menu_pipe_submenu, self);
150 menu_clear_entries(self);
152 menu_parse_state.pipe_creator = self;
153 menu_parse_state.parent = self;
154 parse_tree(menu_parse_inst, doc, node->children);
157 g_warning("Invalid output from pipe-menu: %s", self->execute);
163 static ObMenu* menu_from_name(gchar *name)
167 g_assert(name != NULL);
169 if (!(self = g_hash_table_lookup(menu_hash, name)))
170 g_warning("Attempted to access menu '%s' but it does not exist.",
175 static void parse_menu_item(ObParseInst *i, xmlDocPtr doc, xmlNodePtr node,
178 ObMenuParseState *state = data;
182 if (parse_attr_string("label", node, &label)) {
185 for (node = node->children; node; node = node->next)
186 if (!xmlStrcasecmp(node->name, (const xmlChar*) "action")) {
187 ObAction *a = action_parse
188 (i, doc, node, OB_USER_ACTION_MENU_SELECTION);
190 acts = g_slist_append(acts, a);
192 menu_add_normal(state->parent, -1, label, acts);
198 static void parse_menu_separator(ObParseInst *i,
199 xmlDocPtr doc, xmlNodePtr node,
202 ObMenuParseState *state = data;
205 menu_add_separator(state->parent, -1);
208 static void parse_menu(ObParseInst *i, xmlDocPtr doc, xmlNodePtr node,
211 ObMenuParseState *state = data;
212 gchar *name = NULL, *title = NULL, *script = NULL;
215 if (!parse_attr_string("id", node, &name))
216 goto parse_menu_fail;
218 if (!g_hash_table_lookup(menu_hash, name)) {
219 if (!parse_attr_string("label", node, &title))
220 goto parse_menu_fail;
222 if ((menu = menu_new(name, title, NULL))) {
223 menu->pipe_creator = state->pipe_creator;
224 if (parse_attr_string("execute", node, &script)) {
225 menu->execute = parse_expand_tilde(script);
230 state->parent = menu;
231 parse_tree(i, doc, node->children);
238 menu_add_submenu(state->parent, -1, name);
246 ObMenu* menu_new(const gchar *name, const gchar *title, gpointer data)
250 self = g_new0(ObMenu, 1);
251 self->name = g_strdup(name);
252 self->title = g_strdup(title);
255 g_hash_table_replace(menu_hash, self->name, self);
260 static void menu_destroy_hash_value(ObMenu *self)
262 /* make sure its not visible */
267 for (it = menu_frame_visible; it; it = g_list_next(it)) {
270 menu_frame_hide_all();
274 if (self->destroy_func)
275 self->destroy_func(self, self->data);
277 menu_clear_entries(self);
280 g_free(self->execute);
285 void menu_free(ObMenu *menu)
287 g_hash_table_remove(menu_hash, menu->name);
290 void menu_show(gchar *name, gint x, gint y, ObClient *client)
295 if (!(self = menu_from_name(name))
296 || keyboard_interactively_grabbed()) return;
298 /* if the requested menu is already the top visible menu, then don't
300 if (menu_frame_visible) {
301 frame = menu_frame_visible->data;
302 if (frame->menu == self)
306 menu_frame_hide_all();
308 frame = menu_frame_new(self, client);
309 if (!menu_frame_show_topmenu(frame, x, y))
310 menu_frame_free(frame);
311 else if (frame->entries) {
312 ObMenuEntryFrame *e = frame->entries->data;
313 if (e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
314 e->entry->data.normal.enabled)
315 menu_frame_select(frame, e);
319 static ObMenuEntry* menu_entry_new(ObMenu *menu, ObMenuEntryType type, gint id)
325 self = g_new0(ObMenuEntry, 1);
331 case OB_MENU_ENTRY_TYPE_NORMAL:
332 self->data.normal.enabled = TRUE;
334 case OB_MENU_ENTRY_TYPE_SUBMENU:
335 case OB_MENU_ENTRY_TYPE_SEPARATOR:
342 void menu_entry_free(ObMenuEntry *self)
345 switch (self->type) {
346 case OB_MENU_ENTRY_TYPE_NORMAL:
347 g_free(self->data.normal.label);
348 while (self->data.normal.actions) {
349 action_unref(self->data.normal.actions->data);
350 self->data.normal.actions =
351 g_slist_delete_link(self->data.normal.actions,
352 self->data.normal.actions);
355 case OB_MENU_ENTRY_TYPE_SUBMENU:
356 g_free(self->data.submenu.name);
358 case OB_MENU_ENTRY_TYPE_SEPARATOR:
366 void menu_clear_entries(ObMenu *self)
369 /* assert that the menu isn't visible */
374 for (it = menu_frame_visible; it; it = g_list_next(it)) {
376 g_assert(f->menu != self);
381 while (self->entries) {
382 menu_entry_free(self->entries->data);
383 self->entries = g_list_delete_link(self->entries, self->entries);
387 void menu_entry_remove(ObMenuEntry *self)
389 self->menu->entries = g_list_remove(self->menu->entries, self);
390 menu_entry_free(self);
393 ObMenuEntry* menu_add_normal(ObMenu *self, gint id, const gchar *label,
398 e = menu_entry_new(self, OB_MENU_ENTRY_TYPE_NORMAL, id);
399 e->data.normal.label = g_strdup(label);
400 e->data.normal.actions = actions;
402 self->entries = g_list_append(self->entries, e);
406 ObMenuEntry* menu_add_submenu(ObMenu *self, gint id, const gchar *submenu)
410 e = menu_entry_new(self, OB_MENU_ENTRY_TYPE_SUBMENU, id);
411 e->data.submenu.name = g_strdup(submenu);
413 self->entries = g_list_append(self->entries, e);
417 ObMenuEntry* menu_add_separator(ObMenu *self, gint id)
421 e = menu_entry_new(self, OB_MENU_ENTRY_TYPE_SEPARATOR, id);
423 self->entries = g_list_append(self->entries, e);
427 void menu_set_update_func(ObMenu *self, ObMenuUpdateFunc func)
429 self->update_func = func;
432 void menu_set_execute_func(ObMenu *self, ObMenuExecuteFunc func)
434 self->execute_func = func;
437 void menu_set_destroy_func(ObMenu *self, ObMenuDestroyFunc func)
439 self->destroy_func = func;
442 ObMenuEntry* menu_find_entry_id(ObMenu *self, gint id)
444 ObMenuEntry *ret = NULL;
447 for (it = self->entries; it; it = g_list_next(it)) {
448 ObMenuEntry *e = it->data;
458 void menu_find_submenus(ObMenu *self)
462 for (it = self->entries; it; it = g_list_next(it)) {
463 ObMenuEntry *e = it->data;
465 if (e->type == OB_MENU_ENTRY_TYPE_SUBMENU)
466 e->data.submenu.submenu = menu_from_name(e->data.submenu.name);