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 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.
33 #include "translate.h"
34 #include "moveresize.h"
38 KeyBindingTree *keyboard_firstnode;
44 ObFrameContext context;
47 static GSList *interactive_states;
49 static KeyBindingTree *curpos;
51 static void grab_for_window(Window win, gboolean grab)
58 p = curpos ? curpos->first_child : keyboard_firstnode;
60 grab_key(p->key, p->state, win, GrabModeAsync);
64 grab_key(config_keyboard_reset_keycode,
65 config_keyboard_reset_state,
70 void keyboard_grab_for_client(ObClient *c, gboolean grab)
72 grab_for_window(c->window, grab);
75 static void grab_keys(gboolean grab)
79 grab_for_window(screen_support_win, grab);
80 for (it = client_list; it; it = g_list_next(it))
81 grab_for_window(((ObClient*)it->data)->window, grab);
84 static gboolean chain_timeout(gpointer data)
86 keyboard_reset_chains();
88 return FALSE; /* don't repeat */
91 void keyboard_reset_chains()
93 ob_main_loop_timeout_remove(ob_main_loop, chain_timeout);
102 void keyboard_unbind_all()
104 tree_destroy(keyboard_firstnode);
105 keyboard_firstnode = NULL;
110 gboolean keyboard_bind(GList *keylist, ObAction *action)
112 KeyBindingTree *tree, *t;
114 gboolean mods = TRUE;
116 g_assert(keylist != NULL);
117 g_assert(action != NULL);
119 if (!(tree = tree_build(keylist)))
122 if ((t = tree_find(tree, &conflict)) != NULL) {
123 /* already bound to something, use the existing tree */
130 g_warning("conflict with binding");
135 /* find if every key in this chain has modifiers, and also find the
136 bottom node of the tree */
137 while (t->first_child) {
143 /* when there are no modifiers in the binding, then the action cannot
145 if (!mods && action->data.any.interactive) {
146 action->data.any.interactive = FALSE;
147 action->data.inter.final = TRUE;
151 t->actions = g_slist_append(t->actions, action);
152 /* assimilate this built tree into the main tree. assimilation
153 destroys/uses the tree */
154 if (tree) tree_assimilate(tree);
159 gboolean keyboard_interactive_grab(guint state, ObClient *client,
162 ObInteractiveState *s;
164 g_assert(action->data.any.interactive);
166 if (!interactive_states) {
167 if (!grab_keyboard(TRUE))
171 s = g_new(ObInteractiveState, 1);
175 s->actions = g_slist_append(NULL, action);
177 interactive_states = g_slist_append(interactive_states, s);
182 void keyboard_interactive_end(ObInteractiveState *s,
183 guint state, gboolean cancel, Time time)
185 action_run_interactive(s->actions, s->client, state, time, cancel, TRUE);
187 g_slist_free(s->actions);
190 interactive_states = g_slist_remove(interactive_states, s);
192 if (!interactive_states) {
193 grab_keyboard(FALSE);
194 keyboard_reset_chains();
198 void keyboard_interactive_end_client(ObClient *client, gpointer data)
202 for (it = interactive_states; it; it = next) {
203 ObInteractiveState *s = it->data;
205 next = g_slist_next(it);
207 if (s->client == client)
212 gboolean keyboard_process_interactive_grab(const XEvent *e, ObClient **client)
215 gboolean handled = FALSE;
216 gboolean done = FALSE;
217 gboolean cancel = FALSE;
219 for (it = interactive_states; it; it = next) {
220 ObInteractiveState *s = it->data;
222 next = g_slist_next(it);
224 if ((e->type == KeyRelease &&
225 !(s->state & e->xkey.state)))
227 else if (e->type == KeyPress) {
228 /*if (e->xkey.keycode == ob_keycode(OB_KEY_RETURN))
230 else */if (e->xkey.keycode == ob_keycode(OB_KEY_ESCAPE))
231 cancel = done = TRUE;
234 keyboard_interactive_end(s, e->xkey.state, cancel, e->xkey.time);
244 void keyboard_event(ObClient *client, const XEvent *e)
248 g_assert(e->type == KeyPress);
250 if (e->xkey.keycode == config_keyboard_reset_keycode &&
251 e->xkey.state == config_keyboard_reset_state)
253 keyboard_reset_chains();
258 p = keyboard_firstnode;
260 p = curpos->first_child;
262 if (p->key == e->xkey.keycode &&
263 p->state == e->xkey.state)
265 if (p->first_child != NULL) { /* part of a chain */
266 ob_main_loop_timeout_remove(ob_main_loop, chain_timeout);
267 /* 5 second timeout for chains */
268 ob_main_loop_timeout_add(ob_main_loop, 5 * G_USEC_PER_SEC,
270 g_direct_equal, NULL);
276 keyboard_reset_chains();
278 action_run_key(p->actions, client, e->xkey.state,
279 e->xkey.x_root, e->xkey.y_root,
288 gboolean keyboard_interactively_grabbed()
290 return !!interactive_states;
293 void keyboard_startup(gboolean reconfig)
298 client_add_destructor(keyboard_interactive_end_client, NULL);
301 void keyboard_shutdown(gboolean reconfig)
306 client_remove_destructor(keyboard_interactive_end_client);
308 for (it = interactive_states; it; it = g_slist_next(it))
310 g_slist_free(interactive_states);
311 interactive_states = NULL;
313 ob_main_loop_timeout_remove(ob_main_loop, chain_timeout);
315 keyboard_unbind_all();