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.
29 #include "translate.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_BOTTOM:
75 case OB_FRAME_CONTEXT_BLCORNER:
76 case OB_FRAME_CONTEXT_BRCORNER:
77 x = OB_FRAME_CONTEXT_BOTTOM;
79 case OB_FRAME_CONTEXT_TLCORNER:
80 case OB_FRAME_CONTEXT_TRCORNER:
81 case OB_FRAME_CONTEXT_TOP:
82 case OB_FRAME_CONTEXT_MAXIMIZE:
83 case OB_FRAME_CONTEXT_ALLDESKTOPS:
84 case OB_FRAME_CONTEXT_SHADE:
85 case OB_FRAME_CONTEXT_ICONIFY:
86 case OB_FRAME_CONTEXT_ICON:
87 case OB_FRAME_CONTEXT_CLOSE:
88 x = OB_FRAME_CONTEXT_TITLEBAR;
90 case OB_FRAME_NUM_CONTEXTS:
91 g_assert_not_reached();
94 /* allow for multiple levels of fall-through */
96 return mouse_button_frame_context(x, button, state);
101 void mouse_grab_for_client(ObClient *client, gboolean grab)
106 for (i = 0; i < OB_FRAME_NUM_CONTEXTS; ++i)
107 for (it = bound_contexts[i]; it; it = g_slist_next(it)) {
108 /* grab/ungrab the button */
109 ObMouseBinding *b = it->data;
114 if (FRAME_CONTEXT(i, client)) {
115 win = client->frame->window;
116 mode = GrabModeAsync;
117 mask = ButtonPressMask | ButtonMotionMask | ButtonReleaseMask;
118 } else if (CLIENT_CONTEXT(i, client)) {
119 win = client->frame->plate;
120 mode = GrabModeSync; /* this is handled in event */
121 mask = ButtonPressMask; /* can't catch more than this with Sync
122 mode the release event is
123 manufactured in event() */
127 grab_button_full(b->button, b->state, win, mask, mode,
130 ungrab_button(b->button, b->state, win);
134 static void grab_all_clients(gboolean grab)
138 for (it = client_list; it; it = g_list_next(it))
139 mouse_grab_for_client(it->data, grab);
142 void mouse_unbind_all()
147 for(i = 0; i < OB_FRAME_NUM_CONTEXTS; ++i) {
148 for (it = bound_contexts[i]; it; it = g_slist_next(it)) {
149 ObMouseBinding *b = it->data;
152 for (j = 0; j < OB_NUM_MOUSE_ACTIONS; ++j) {
155 for (it = b->actions[j]; it; it = g_slist_next(it))
156 action_unref(it->data);
157 g_slist_free(b->actions[j]);
161 g_slist_free(bound_contexts[i]);
162 bound_contexts[i] = NULL;
166 static gboolean fire_binding(ObMouseAction a, ObFrameContext context,
167 ObClient *c, guint state,
168 guint button, gint x, gint y, Time time)
173 for (it = bound_contexts[context]; it; it = g_slist_next(it)) {
175 if (b->state == state && b->button == button)
178 /* if not bound, then nothing to do! */
179 if (it == NULL) return FALSE;
181 action_run_mouse(b->actions[a], c, context, state, button, x, y, time);
185 void mouse_event(ObClient *client, XEvent *e)
188 static guint button = 0, state = 0, lbutton = 0;
189 static Window lwindow = None;
190 static gint px, py, pwx = -1, pwy = -1;
192 ObFrameContext context;
193 gboolean click = FALSE;
194 gboolean dclick = FALSE;
198 context = frame_context(client, e->xbutton.window,
199 e->xbutton.x, e->xbutton.y);
200 context = mouse_button_frame_context(context, e->xbutton.button,
203 px = e->xbutton.x_root;
204 py = e->xbutton.y_root;
205 if (!button) pwx = e->xbutton.x;
206 if (!button) pwy = e->xbutton.y;
207 button = e->xbutton.button;
208 state = e->xbutton.state;
210 fire_binding(OB_MOUSE_ACTION_PRESS, context,
211 client, e->xbutton.state,
213 e->xbutton.x_root, e->xbutton.y_root,
216 /* if the bindings grab the pointer, there won't be a ButtonRelease
218 if (grab_on_pointer())
221 if (CLIENT_CONTEXT(context, client)) {
222 /* Replay the event, so it goes to the client*/
223 XAllowEvents(ob_display, ReplayPointer, event_curtime);
224 /* Fall through to the release case! */
229 /* use where the press occured in the window */
230 context = frame_context(client, e->xbutton.window, pwx, pwy);
231 context = mouse_button_frame_context(context, e->xbutton.button,
234 if (e->xbutton.button == button)
237 if (e->xbutton.button == button) {
238 /* clicks are only valid if its released over the window */
241 guint ujunk, b, w, h;
242 /* this can cause errors to occur when the window closes */
243 xerror_set_ignore(TRUE);
244 junk1 = XGetGeometry(ob_display, e->xbutton.window,
245 &wjunk, &junk1, &junk2, &w, &h, &b, &ujunk);
246 xerror_set_ignore(FALSE);
248 if (e->xbutton.x >= (signed)-b &&
249 e->xbutton.y >= (signed)-b &&
250 e->xbutton.x < (signed)(w+b) &&
251 e->xbutton.y < (signed)(h+b)) {
253 /* double clicks happen if there were 2 in a row! */
254 if (lbutton == button &&
255 lwindow == e->xbutton.window &&
256 e->xbutton.time - config_mouse_dclicktime <=
262 lwindow = e->xbutton.window;
272 ltime = e->xbutton.time;
274 fire_binding(OB_MOUSE_ACTION_RELEASE, context,
275 client, e->xbutton.state,
281 fire_binding(OB_MOUSE_ACTION_CLICK, context,
282 client, e->xbutton.state,
288 fire_binding(OB_MOUSE_ACTION_DOUBLE_CLICK, context,
289 client, e->xbutton.state,
298 context = frame_context(client, e->xmotion.window, pwx, pwy);
299 context = mouse_button_frame_context(context, button, state);
301 if (ABS(e->xmotion.x_root - px) >= config_mouse_threshold ||
302 ABS(e->xmotion.y_root - py) >= config_mouse_threshold) {
304 /* You can't drag on buttons */
305 if (context == OB_FRAME_CONTEXT_MAXIMIZE ||
306 context == OB_FRAME_CONTEXT_ALLDESKTOPS ||
307 context == OB_FRAME_CONTEXT_SHADE ||
308 context == OB_FRAME_CONTEXT_ICONIFY ||
309 context == OB_FRAME_CONTEXT_ICON ||
310 context == OB_FRAME_CONTEXT_CLOSE)
313 fire_binding(OB_MOUSE_ACTION_MOTION, context,
314 client, state, button, px, py, e->xmotion.time);
322 g_assert_not_reached();
326 gboolean mouse_bind(const gchar *buttonstr, const gchar *contextstr,
327 ObMouseAction mact, ObAction *action)
330 ObFrameContext context;
334 if (!translate_button(buttonstr, &state, &button)) {
335 g_message(_("Invalid button '%s' in mouse binding"), buttonstr);
339 context = frame_context_from_string(contextstr);
341 g_message(_("Invalid context '%s' in mouse binding"), contextstr);
345 for (it = bound_contexts[context]; it; it = g_slist_next(it)) {
347 if (b->state == state && b->button == button) {
348 b->actions[mact] = g_slist_append(b->actions[mact], action);
353 /* when there are no modifiers in the binding, then the action cannot
355 if (!state && action->data.any.interactive) {
356 action->data.any.interactive = FALSE;
357 action->data.inter.final = TRUE;
360 /* add the binding */
361 b = g_new0(ObMouseBinding, 1);
364 b->actions[mact] = g_slist_append(NULL, action);
365 bound_contexts[context] = g_slist_append(bound_contexts[context], b);
370 void mouse_startup(gboolean reconfig)
372 grab_all_clients(TRUE);
375 void mouse_shutdown(gboolean reconfig)
377 grab_all_clients(FALSE);