1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
3 mouse.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.
28 #include "translate.h"
31 #include "obt/display.h"
38 GSList *actions[OB_NUM_MOUSE_ACTIONS]; /* lists of Action pointers */
41 #define FRAME_CONTEXT(co, cl) ((cl && cl->type != OB_CLIENT_TYPE_DESKTOP) ? \
42 co == OB_FRAME_CONTEXT_FRAME : FALSE)
43 #define CLIENT_CONTEXT(co, cl) ((cl && cl->type == OB_CLIENT_TYPE_DESKTOP) ? \
44 co == OB_FRAME_CONTEXT_DESKTOP : \
45 co == OB_FRAME_CONTEXT_CLIENT)
47 /* Array of GSList*s of ObMouseBinding*s. */
48 static GSList *bound_contexts[OB_FRAME_NUM_CONTEXTS];
50 ObFrameContext mouse_button_frame_context(ObFrameContext context,
55 ObFrameContext x = context;
57 for (it = bound_contexts[context]; it; it = g_slist_next(it)) {
58 ObMouseBinding *b = it->data;
60 if (b->button == button && b->state == state)
65 case OB_FRAME_CONTEXT_NONE:
66 case OB_FRAME_CONTEXT_DESKTOP:
67 case OB_FRAME_CONTEXT_CLIENT:
68 case OB_FRAME_CONTEXT_TITLEBAR:
69 case OB_FRAME_CONTEXT_FRAME:
70 case OB_FRAME_CONTEXT_MOVE_RESIZE:
71 case OB_FRAME_CONTEXT_LEFT:
72 case OB_FRAME_CONTEXT_RIGHT:
74 case OB_FRAME_CONTEXT_ROOT:
75 x = OB_FRAME_CONTEXT_DESKTOP;
77 case OB_FRAME_CONTEXT_BOTTOM:
78 case OB_FRAME_CONTEXT_BLCORNER:
79 case OB_FRAME_CONTEXT_BRCORNER:
80 x = OB_FRAME_CONTEXT_BOTTOM;
82 case OB_FRAME_CONTEXT_TLCORNER:
83 case OB_FRAME_CONTEXT_TRCORNER:
84 case OB_FRAME_CONTEXT_TOP:
85 case OB_FRAME_CONTEXT_MAXIMIZE:
86 case OB_FRAME_CONTEXT_ALLDESKTOPS:
87 case OB_FRAME_CONTEXT_SHADE:
88 case OB_FRAME_CONTEXT_ICONIFY:
89 case OB_FRAME_CONTEXT_ICON:
90 case OB_FRAME_CONTEXT_CLOSE:
91 x = OB_FRAME_CONTEXT_TITLEBAR;
93 case OB_FRAME_NUM_CONTEXTS:
94 g_assert_not_reached();
97 /* allow for multiple levels of fall-through */
99 return mouse_button_frame_context(x, button, state);
104 void mouse_grab_for_client(ObClient *client, gboolean grab)
109 for (i = 0; i < OB_FRAME_NUM_CONTEXTS; ++i)
110 for (it = bound_contexts[i]; it; it = g_slist_next(it)) {
111 /* grab/ungrab the button */
112 ObMouseBinding *b = it->data;
117 if (FRAME_CONTEXT(i, client)) {
118 win = client->frame->window;
119 mode = GrabModeAsync;
120 mask = ButtonPressMask | ButtonMotionMask | ButtonReleaseMask;
121 } else if (CLIENT_CONTEXT(i, client)) {
122 win = client->window;
123 mode = GrabModeSync; /* this is handled in event */
124 mask = ButtonPressMask; /* can't catch more than this with Sync
125 mode the release event is
126 manufactured in event() */
130 grab_button_full(b->button, b->state, win, mask, mode,
133 ungrab_button(b->button, b->state, win);
137 static void grab_all_clients(gboolean grab)
141 for (it = client_list; it; it = g_list_next(it))
142 mouse_grab_for_client(it->data, grab);
145 void mouse_unbind_all(void)
150 for(i = 0; i < OB_FRAME_NUM_CONTEXTS; ++i) {
151 for (it = bound_contexts[i]; it; it = g_slist_next(it)) {
152 ObMouseBinding *b = it->data;
155 for (j = 0; j < OB_NUM_MOUSE_ACTIONS; ++j) {
158 for (jt = b->actions[j]; jt; jt = g_slist_next(jt))
159 actions_act_unref(jt->data);
160 g_slist_free(b->actions[j]);
164 g_slist_free(bound_contexts[i]);
165 bound_contexts[i] = NULL;
169 static ObUserAction mouse_action_to_user_action(ObMouseAction a)
172 case OB_MOUSE_ACTION_PRESS: return OB_USER_ACTION_MOUSE_PRESS;
173 case OB_MOUSE_ACTION_RELEASE: return OB_USER_ACTION_MOUSE_RELEASE;
174 case OB_MOUSE_ACTION_CLICK: return OB_USER_ACTION_MOUSE_CLICK;
175 case OB_MOUSE_ACTION_DOUBLE_CLICK:
176 return OB_USER_ACTION_MOUSE_DOUBLE_CLICK;
177 case OB_MOUSE_ACTION_MOTION: return OB_USER_ACTION_MOUSE_MOTION;
179 g_assert_not_reached();
183 static gboolean fire_binding(ObMouseAction a, ObFrameContext context,
184 ObClient *c, guint state,
185 guint button, gint x, gint y)
190 for (it = bound_contexts[context]; it; it = g_slist_next(it)) {
192 if (b->state == state && b->button == button)
195 /* if not bound, then nothing to do! */
196 if (it == NULL) return FALSE;
198 actions_run_acts(b->actions[a], mouse_action_to_user_action(a),
199 state, x, y, button, context, c);
203 void mouse_event(ObClient *client, XEvent *e)
206 static guint button = 0, state = 0, lbutton = 0;
207 static Window lwindow = None;
208 static gint px, py, pwx = -1, pwy = -1;
210 ObFrameContext context;
211 gboolean click = FALSE;
212 gboolean dclick = FALSE;
216 context = frame_context(client, e->xbutton.window,
217 e->xbutton.x, e->xbutton.y);
218 context = mouse_button_frame_context(context, e->xbutton.button,
221 px = e->xbutton.x_root;
222 py = e->xbutton.y_root;
223 if (!button) pwx = e->xbutton.x;
224 if (!button) pwy = e->xbutton.y;
225 button = e->xbutton.button;
226 state = e->xbutton.state;
228 fire_binding(OB_MOUSE_ACTION_PRESS, context,
229 client, e->xbutton.state,
231 e->xbutton.x_root, e->xbutton.y_root);
233 /* if the bindings grab the pointer, there won't be a ButtonRelease
235 if (grab_on_pointer())
238 if (CLIENT_CONTEXT(context, client)) {
239 /* Replay the event, so it goes to the client*/
240 XAllowEvents(ob_display, ReplayPointer, event_curtime);
241 /* Fall through to the release case! */
246 /* use where the press occured in the window */
247 context = frame_context(client, e->xbutton.window, pwx, pwy);
248 context = mouse_button_frame_context(context, e->xbutton.button,
251 if (e->xbutton.button == button)
254 if (e->xbutton.button == button) {
255 /* clicks are only valid if its released over the window */
258 guint ujunk, b, w, h;
259 /* this can cause errors to occur when the window closes */
260 obt_display_ignore_errors(ob_display, TRUE);
261 junk1 = XGetGeometry(ob_display, e->xbutton.window,
262 &wjunk, &junk1, &junk2, &w, &h, &b, &ujunk);
263 obt_display_ignore_errors(ob_display, FALSE);
265 if (e->xbutton.x >= (signed)-b &&
266 e->xbutton.y >= (signed)-b &&
267 e->xbutton.x < (signed)(w+b) &&
268 e->xbutton.y < (signed)(h+b)) {
270 /* double clicks happen if there were 2 in a row! */
271 if (lbutton == button &&
272 lwindow == e->xbutton.window &&
273 e->xbutton.time - config_mouse_dclicktime <=
279 lwindow = e->xbutton.window;
289 ltime = e->xbutton.time;
291 fire_binding(OB_MOUSE_ACTION_RELEASE, context,
292 client, e->xbutton.state,
297 fire_binding(OB_MOUSE_ACTION_CLICK, context,
298 client, e->xbutton.state,
303 fire_binding(OB_MOUSE_ACTION_DOUBLE_CLICK, context,
304 client, e->xbutton.state,
312 context = frame_context(client, e->xmotion.window, pwx, pwy);
313 context = mouse_button_frame_context(context, button, state);
315 if (ABS(e->xmotion.x_root - px) >= config_mouse_threshold ||
316 ABS(e->xmotion.y_root - py) >= config_mouse_threshold) {
318 /* You can't drag on buttons */
319 if (context == OB_FRAME_CONTEXT_MAXIMIZE ||
320 context == OB_FRAME_CONTEXT_ALLDESKTOPS ||
321 context == OB_FRAME_CONTEXT_SHADE ||
322 context == OB_FRAME_CONTEXT_ICONIFY ||
323 context == OB_FRAME_CONTEXT_ICON ||
324 context == OB_FRAME_CONTEXT_CLOSE)
327 fire_binding(OB_MOUSE_ACTION_MOTION, context,
328 client, state, button, px, py);
336 g_assert_not_reached();
340 gboolean mouse_bind(const gchar *buttonstr, const gchar *contextstr,
341 ObMouseAction mact, ObActionsAct *action)
344 ObFrameContext context;
348 if (!translate_button(buttonstr, &state, &button)) {
349 g_message(_("Invalid button '%s' in mouse binding"), buttonstr);
353 context = frame_context_from_string(contextstr);
355 g_message(_("Invalid context '%s' in mouse binding"), contextstr);
359 for (it = bound_contexts[context]; it; it = g_slist_next(it)) {
361 if (b->state == state && b->button == button) {
362 b->actions[mact] = g_slist_append(b->actions[mact], action);
367 /* add the binding */
368 b = g_new0(ObMouseBinding, 1);
371 b->actions[mact] = g_slist_append(NULL, action);
372 bound_contexts[context] = g_slist_append(bound_contexts[context], b);
377 void mouse_startup(gboolean reconfig)
379 grab_all_clients(TRUE);
382 void mouse_shutdown(gboolean reconfig)
384 grab_all_clients(FALSE);