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.
33 #include "translate.h"
34 #include "moveresize.h"
44 ObFrameContext context;
47 KeyBindingTree *keyboard_firstnode = NULL;
48 static ObPopup *popup = NULL;
49 static GSList *interactive_states;
50 static KeyBindingTree *curpos;
52 static void grab_keys(gboolean grab)
56 ungrab_all_keys(RootWindow(ob_display, ob_screen));
59 p = curpos ? curpos->first_child : keyboard_firstnode;
61 grab_key(p->key, p->state, RootWindow(ob_display, ob_screen),
66 grab_key(config_keyboard_reset_keycode,
67 config_keyboard_reset_state,
68 RootWindow(ob_display, ob_screen), GrabModeAsync);
72 static gboolean popup_show_timeout(gpointer data)
75 popup_show(popup, text);
77 return FALSE; /* don't repeat */
80 static void set_curpos(KeyBindingTree *newpos)
90 for (it = curpos->keylist; it; it = g_list_next(it))
91 text = g_strconcat((text ? text : ""), it->data, "-", NULL);
93 popup_position(popup, NorthWestGravity, 10, 10);
95 popup_show_timeout(text);
98 ob_main_loop_timeout_remove(ob_main_loop, popup_show_timeout);
99 ob_main_loop_timeout_add(ob_main_loop, 1 * G_USEC_PER_SEC,
100 popup_show_timeout, text,
101 g_direct_equal, g_free);
105 ob_main_loop_timeout_remove(ob_main_loop, popup_show_timeout);
109 void keyboard_reset_chains(gint break_chroots)
113 for (p = curpos; p; p = p->parent) {
115 if (break_chroots == 0) break; /* stop here */
116 if (break_chroots > 0)
123 void keyboard_unbind_all()
125 tree_destroy(keyboard_firstnode);
126 keyboard_firstnode = NULL;
129 void keyboard_chroot(GList *keylist)
131 /* try do it in the existing tree. if we can't that means it is an empty
132 chroot binding. so add it to the tree then. */
133 if (!tree_chroot(keyboard_firstnode, keylist)) {
134 KeyBindingTree *tree;
135 if (!(tree = tree_build(keylist)))
137 tree_chroot(tree, keylist);
138 tree_assimilate(tree);
142 gboolean keyboard_bind(GList *keylist, ObAction *action)
144 KeyBindingTree *tree, *t;
146 gboolean mods = TRUE;
148 g_assert(keylist != NULL);
149 g_assert(action != NULL);
151 if (!(tree = tree_build(keylist)))
154 if ((t = tree_find(tree, &conflict)) != NULL) {
155 /* already bound to something, use the existing tree */
162 g_message(_("Conflict with key binding in config file"));
167 /* find if every key in this chain has modifiers, and also find the
168 bottom node of the tree */
169 while (t->first_child) {
175 /* when there are no modifiers in the binding, then the action cannot
177 if (!mods && action->data.any.interactive) {
178 action->data.any.interactive = FALSE;
179 action->data.inter.final = TRUE;
183 t->actions = g_slist_append(t->actions, action);
184 /* assimilate this built tree into the main tree. assimilation
185 destroys/uses the tree */
186 if (tree) tree_assimilate(tree);
191 gboolean keyboard_interactive_grab(guint state, ObClient *client,
194 ObInteractiveState *s;
196 g_assert(action->data.any.interactive);
198 if (!interactive_states) {
199 grab_pointer(TRUE, FALSE, OB_CURSOR_POINTER);
200 if (!grab_keyboard(TRUE)) {
201 grab_pointer(FALSE, FALSE, OB_CURSOR_NONE);
206 s = g_new(ObInteractiveState, 1);
210 s->actions = g_slist_append(NULL, action);
212 interactive_states = g_slist_append(interactive_states, s);
217 void keyboard_interactive_end(ObInteractiveState *s,
218 guint state, gboolean cancel, Time time)
220 action_run_interactive(s->actions, s->client, state, time, cancel, TRUE);
222 g_slist_free(s->actions);
225 interactive_states = g_slist_remove(interactive_states, s);
227 if (!interactive_states) {
228 grab_keyboard(FALSE);
229 grab_pointer(FALSE, FALSE, OB_CURSOR_NONE);
233 void keyboard_interactive_end_client(ObClient *client, gpointer data)
237 for (it = interactive_states; it; it = next) {
238 ObInteractiveState *s = it->data;
240 next = g_slist_next(it);
242 if (s->client == client)
247 gboolean keyboard_process_interactive_grab(const XEvent *e, ObClient **client)
250 gboolean handled = FALSE;
251 gboolean done = FALSE;
252 gboolean cancel = FALSE;
254 for (it = interactive_states; it; it = next) {
255 ObInteractiveState *s = it->data;
257 next = g_slist_next(it);
259 if ((e->type == KeyRelease &&
260 !(s->state & e->xkey.state)))
262 else if (e->type == KeyPress) {
263 /*if (e->xkey.keycode == ob_keycode(OB_KEY_RETURN))
265 else */if (e->xkey.keycode == ob_keycode(OB_KEY_ESCAPE))
266 cancel = done = TRUE;
267 } else if (e->type == ButtonPress)
268 cancel = done = TRUE;
271 keyboard_interactive_end(s, e->xkey.state, cancel, e->xkey.time);
281 void keyboard_event(ObClient *client, const XEvent *e)
285 g_assert(e->type == KeyPress);
287 if (e->xkey.keycode == config_keyboard_reset_keycode &&
288 e->xkey.state == config_keyboard_reset_state)
290 keyboard_reset_chains(-1);
295 p = keyboard_firstnode;
297 p = curpos->first_child;
299 if (p->key == e->xkey.keycode &&
300 p->state == e->xkey.state)
302 if (p->first_child != NULL) /* part of a chain */
304 else if (p->chroot) /* an empty chroot */
307 keyboard_reset_chains(0);
309 action_run_key(p->actions, client, e->xkey.state,
310 e->xkey.x_root, e->xkey.y_root,
319 gboolean keyboard_interactively_grabbed()
321 return !!interactive_states;
324 void keyboard_startup(gboolean reconfig)
327 popup = popup_new(FALSE);
330 client_add_destructor(keyboard_interactive_end_client, NULL);
333 void keyboard_shutdown(gboolean reconfig)
338 client_remove_destructor(keyboard_interactive_end_client);
340 for (it = interactive_states; it; it = g_slist_next(it))
342 g_slist_free(interactive_states);
343 interactive_states = NULL;
345 ob_main_loop_timeout_remove(ob_main_loop, popup_show_timeout);
347 keyboard_unbind_all();