1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
3 keyboard.c for the Openbox window manager
4 Copyright (c) 2006 Mikael Magnusson
5 Copyright (c) 2003-2007 Dana 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.
30 #include "menuframe.h"
34 #include "translate.h"
35 #include "moveresize.h"
45 ObFrameContext context;
48 KeyBindingTree *keyboard_firstnode = NULL;
49 static ObPopup *popup = NULL;
50 static GSList *interactive_states;
51 static KeyBindingTree *curpos;
53 static void grab_keys(gboolean grab)
57 ungrab_all_keys(RootWindow(ob_display, ob_screen));
60 p = curpos ? curpos->first_child : keyboard_firstnode;
62 grab_key(p->key, p->state, RootWindow(ob_display, ob_screen),
67 grab_key(config_keyboard_reset_keycode,
68 config_keyboard_reset_state,
69 RootWindow(ob_display, ob_screen), GrabModeAsync);
73 static gboolean chain_timeout(gpointer data)
75 keyboard_reset_chains(0);
76 return FALSE; /* don't repeat */
79 static void set_curpos(KeyBindingTree *newpos)
89 for (it = curpos->keylist; it; it = g_list_next(it)) {
90 gchar *oldtext = text;
92 text = g_strdup(it->data);
94 text = g_strconcat(text, " - ", it->data, NULL);
98 popup_position(popup, NorthWestGravity, 10, 10);
99 /* 1 second delay for the popup to show */
100 popup_delay_show(popup, G_USEC_PER_SEC, text);
107 void keyboard_reset_chains(gint break_chroots)
111 for (p = curpos; p; p = p->parent) {
113 if (break_chroots == 0) break; /* stop here */
114 if (break_chroots > 0)
121 void keyboard_unbind_all()
123 tree_destroy(keyboard_firstnode);
124 keyboard_firstnode = NULL;
127 void keyboard_chroot(GList *keylist)
129 /* try do it in the existing tree. if we can't that means it is an empty
130 chroot binding. so add it to the tree then. */
131 if (!tree_chroot(keyboard_firstnode, keylist)) {
132 KeyBindingTree *tree;
133 if (!(tree = tree_build(keylist)))
135 tree_chroot(tree, keylist);
136 tree_assimilate(tree);
140 gboolean keyboard_bind(GList *keylist, ObAction *action)
142 KeyBindingTree *tree, *t;
144 gboolean mods = TRUE;
146 g_assert(keylist != NULL);
147 g_assert(action != NULL);
149 if (!(tree = tree_build(keylist)))
152 if ((t = tree_find(tree, &conflict)) != NULL) {
153 /* already bound to something, use the existing tree */
160 g_message(_("Conflict with key binding in config file"));
165 /* find if every key in this chain has modifiers, and also find the
166 bottom node of the tree */
167 while (t->first_child) {
173 /* when there are no modifiers in the binding, then the action cannot
175 if (!mods && action->data.any.interactive) {
176 action->data.any.interactive = FALSE;
177 action->data.inter.final = TRUE;
181 t->actions = g_slist_append(t->actions, action);
182 /* assimilate this built tree into the main tree. assimilation
183 destroys/uses the tree */
184 if (tree) tree_assimilate(tree);
189 gboolean keyboard_interactive_grab(guint state, ObClient *client,
192 ObInteractiveState *s;
194 g_assert(action->data.any.interactive);
196 if (!interactive_states) {
197 grab_pointer(TRUE, FALSE, OB_CURSOR_POINTER);
198 if (!grab_keyboard(TRUE)) {
199 grab_pointer(FALSE, FALSE, OB_CURSOR_NONE);
204 s = g_new(ObInteractiveState, 1);
208 s->actions = g_slist_append(NULL, action);
210 interactive_states = g_slist_append(interactive_states, s);
215 void keyboard_interactive_end(ObInteractiveState *s,
216 guint state, gboolean cancel, Time time)
218 action_run_interactive(s->actions, s->client, state, time, cancel, TRUE);
220 g_slist_free(s->actions);
223 interactive_states = g_slist_remove(interactive_states, s);
225 if (!interactive_states) {
226 grab_keyboard(FALSE);
227 grab_pointer(FALSE, FALSE, OB_CURSOR_NONE);
231 void keyboard_interactive_end_client(ObClient *client, gpointer data)
235 for (it = interactive_states; it; it = next) {
236 ObInteractiveState *s = it->data;
238 next = g_slist_next(it);
240 if (s->client == client)
245 gboolean keyboard_process_interactive_grab(const XEvent *e, ObClient **client)
248 gboolean handled = FALSE;
249 gboolean done = FALSE;
250 gboolean cancel = FALSE;
252 for (it = interactive_states; it; it = next) {
253 ObInteractiveState *s = it->data;
255 next = g_slist_next(it);
257 if ((e->type == KeyRelease &&
258 !(s->state & e->xkey.state)))
260 else if (e->type == KeyPress) {
261 /*if (e->xkey.keycode == ob_keycode(OB_KEY_RETURN))
263 else */if (e->xkey.keycode == ob_keycode(OB_KEY_ESCAPE))
264 cancel = done = TRUE;
265 } else if (e->type == ButtonPress)
266 cancel = done = TRUE;
269 keyboard_interactive_end(s, e->xkey.state, cancel, e->xkey.time);
279 void keyboard_event(ObClient *client, const XEvent *e)
283 g_assert(e->type == KeyPress);
285 if (e->xkey.keycode == config_keyboard_reset_keycode &&
286 e->xkey.state == config_keyboard_reset_state)
288 ob_main_loop_timeout_remove(ob_main_loop, chain_timeout);
289 keyboard_reset_chains(-1);
294 p = keyboard_firstnode;
296 p = curpos->first_child;
298 if (p->key == e->xkey.keycode &&
299 p->state == e->xkey.state)
301 /* if we hit a key binding, then close any open menus and run it */
302 if (menu_frame_visible)
303 menu_frame_hide_all();
305 if (p->first_child != NULL) { /* part of a chain */
306 ob_main_loop_timeout_remove(ob_main_loop, chain_timeout);
307 /* 3 second timeout for chains */
308 ob_main_loop_timeout_add(ob_main_loop, 3 * G_USEC_PER_SEC,
310 g_direct_equal, NULL);
312 } else if (p->chroot) /* an empty chroot */
315 keyboard_reset_chains(0);
317 action_run_key(p->actions, client, e->xkey.state,
318 e->xkey.x_root, e->xkey.y_root,
327 gboolean keyboard_interactively_grabbed()
329 return !!interactive_states;
332 void keyboard_startup(gboolean reconfig)
335 popup = popup_new(FALSE);
338 client_add_destructor(keyboard_interactive_end_client, NULL);
341 void keyboard_shutdown(gboolean reconfig)
346 client_remove_destructor(keyboard_interactive_end_client);
348 for (it = interactive_states; it; it = g_slist_next(it))
350 g_slist_free(interactive_states);
351 interactive_states = NULL;
353 ob_main_loop_timeout_remove(ob_main_loop, chain_timeout);
355 keyboard_unbind_all();