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events.c
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events.c
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/* Copyright (c) 2012-2014, Bastien Dejean
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* The views and conclusions contained in the software and documentation are those
* of the authors and should not be interpreted as representing official policies,
* either expressed or implied, of the FreeBSD Project.
*/
#include <stdlib.h>
#include "bspwm.h"
#include "ewmh.h"
#include "monitor.h"
#include "query.h"
#include "settings.h"
#include "tree.h"
#include "window.h"
#include "events.h"
void handle_event(xcb_generic_event_t *evt)
{
uint8_t resp_type = XCB_EVENT_RESPONSE_TYPE(evt);
switch (resp_type) {
case XCB_MAP_REQUEST:
map_request(evt);
break;
case XCB_DESTROY_NOTIFY:
destroy_notify(evt);
break;
case XCB_UNMAP_NOTIFY:
unmap_notify(evt);
break;
case XCB_CLIENT_MESSAGE:
client_message(evt);
break;
case XCB_CONFIGURE_REQUEST:
configure_request(evt);
break;
case XCB_PROPERTY_NOTIFY:
property_notify(evt);
break;
case XCB_ENTER_NOTIFY:
enter_notify(evt);
break;
case XCB_MOTION_NOTIFY:
motion_notify(evt);
break;
case XCB_FOCUS_IN:
focus_in(evt);
break;
default:
if (randr && resp_type == randr_base + XCB_RANDR_SCREEN_CHANGE_NOTIFY)
import_monitors();
break;
}
}
void map_request(xcb_generic_event_t *evt)
{
xcb_map_request_event_t *e = (xcb_map_request_event_t *) evt;
PRINTF("map request %X\n", e->window);
schedule_window(e->window);
}
void configure_request(xcb_generic_event_t *evt)
{
xcb_configure_request_event_t *e = (xcb_configure_request_event_t *) evt;
PRINTF("configure request %X\n", e->window);
coordinates_t loc;
bool is_managed = locate_window(e->window, &loc);
client_t *c = (is_managed ? loc.node->client : NULL);
int w = 0, h = 0;
if (is_managed && !is_floating(c)) {
if (e->value_mask & XCB_CONFIG_WINDOW_X)
c->floating_rectangle.x = e->x;
if (e->value_mask & XCB_CONFIG_WINDOW_Y)
c->floating_rectangle.y = e->y;
if (e->value_mask & XCB_CONFIG_WINDOW_WIDTH)
w = e->width;
if (e->value_mask & XCB_CONFIG_WINDOW_HEIGHT)
h = e->height;
if (w != 0) {
restrain_floating_width(c, &w);
c->floating_rectangle.width = w;
}
if (h != 0) {
restrain_floating_height(c, &h);
c->floating_rectangle.height = h;
}
xcb_configure_notify_event_t evt;
xcb_rectangle_t rect;
xcb_window_t win = c->window;
unsigned int bw = c->border_width;
if (c->fullscreen)
rect = loc.monitor->rectangle;
else
rect = c->tiled_rectangle;
evt.response_type = XCB_CONFIGURE_NOTIFY;
evt.event = win;
evt.window = win;
evt.above_sibling = XCB_NONE;
evt.x = rect.x;
evt.y = rect.y;
evt.width = rect.width;
evt.height = rect.height;
evt.border_width = bw;
evt.override_redirect = false;
xcb_send_event(dpy, false, win, XCB_EVENT_MASK_STRUCTURE_NOTIFY, (const char *) &evt);
if (c->pseudo_tiled)
arrange(loc.monitor, loc.desktop);
} else {
uint16_t mask = 0;
uint32_t values[7];
unsigned short i = 0;
if (e->value_mask & XCB_CONFIG_WINDOW_X) {
mask |= XCB_CONFIG_WINDOW_X;
values[i++] = e->x;
if (is_managed)
c->floating_rectangle.x = e->x;
}
if (e->value_mask & XCB_CONFIG_WINDOW_Y) {
mask |= XCB_CONFIG_WINDOW_Y;
values[i++] = e->y;
if (is_managed)
c->floating_rectangle.y = e->y;
}
if (e->value_mask & XCB_CONFIG_WINDOW_WIDTH) {
mask |= XCB_CONFIG_WINDOW_WIDTH;
w = e->width;
if (is_managed) {
restrain_floating_width(c, &w);
c->floating_rectangle.width = w;
}
values[i++] = w;
}
if (e->value_mask & XCB_CONFIG_WINDOW_HEIGHT) {
mask |= XCB_CONFIG_WINDOW_HEIGHT;
h = e->height;
if (is_managed) {
restrain_floating_height(c, &h);
c->floating_rectangle.height = h;
}
values[i++] = h;
}
if (!is_managed && e->value_mask & XCB_CONFIG_WINDOW_BORDER_WIDTH) {
mask |= XCB_CONFIG_WINDOW_BORDER_WIDTH;
values[i++] = e->border_width;
}
if (e->value_mask & XCB_CONFIG_WINDOW_SIBLING) {
mask |= XCB_CONFIG_WINDOW_SIBLING;
values[i++] = e->sibling;
}
if (e->value_mask & XCB_CONFIG_WINDOW_STACK_MODE) {
mask |= XCB_CONFIG_WINDOW_STACK_MODE;
values[i++] = e->stack_mode;
}
xcb_configure_window(dpy, e->window, mask, values);
}
if (is_managed)
translate_client(monitor_from_client(c), loc.monitor, c);
}
void destroy_notify(xcb_generic_event_t *evt)
{
xcb_destroy_notify_event_t *e = (xcb_destroy_notify_event_t *) evt;
PRINTF("destroy notify %X\n", e->window);
unmanage_window(e->window);
}
void unmap_notify(xcb_generic_event_t *evt)
{
xcb_unmap_notify_event_t *e = (xcb_unmap_notify_event_t *) evt;
PRINTF("unmap notify %X\n", e->window);
unmanage_window(e->window);
}
void property_notify(xcb_generic_event_t *evt)
{
xcb_property_notify_event_t *e = (xcb_property_notify_event_t *) evt;
/* PRINTF("property notify %X\n", e->window); */
if (e->atom != XCB_ATOM_WM_HINTS && e->atom != XCB_ATOM_WM_NORMAL_HINTS)
return;
coordinates_t loc;
if (!locate_window(e->window, &loc))
return;
if (e->atom == XCB_ATOM_WM_HINTS) {
xcb_icccm_wm_hints_t hints;
if (xcb_icccm_get_wm_hints_reply(dpy, xcb_icccm_get_wm_hints(dpy, e->window), &hints, NULL) == 1 &&
(hints.flags & XCB_ICCCM_WM_HINT_X_URGENCY))
set_urgency(loc.monitor, loc.desktop, loc.node, xcb_icccm_wm_hints_get_urgency(&hints));
} else if (e->atom == XCB_ATOM_WM_NORMAL_HINTS) {
client_t *c = loc.node->client;
xcb_size_hints_t size_hints;
if (xcb_icccm_get_wm_normal_hints_reply(dpy, xcb_icccm_get_wm_normal_hints(dpy, e->window), &size_hints, NULL) == 1 &&
(size_hints.flags & (XCB_ICCCM_SIZE_HINT_P_MIN_SIZE | XCB_ICCCM_SIZE_HINT_P_MAX_SIZE))) {
c->min_width = size_hints.min_width;
c->max_width = size_hints.max_width;
c->min_height = size_hints.min_height;
c->max_height = size_hints.max_height;
int w = c->floating_rectangle.width;
int h = c->floating_rectangle.height;
restrain_floating_size(c, &w, &h);
c->floating_rectangle.width = w;
c->floating_rectangle.height = h;
arrange(loc.monitor, loc.desktop);
}
}
}
void client_message(xcb_generic_event_t *evt)
{
xcb_client_message_event_t *e = (xcb_client_message_event_t *) evt;
PRINTF("client message %X %u\n", e->window, e->type);
if (e->type == ewmh->_NET_CURRENT_DESKTOP) {
coordinates_t loc;
if (ewmh_locate_desktop(e->data.data32[0], &loc))
focus_node(loc.monitor, loc.desktop, loc.desktop->focus);
return;
}
coordinates_t loc;
if (!locate_window(e->window, &loc))
return;
if (e->type == ewmh->_NET_WM_STATE) {
handle_state(loc.monitor, loc.desktop, loc.node, e->data.data32[1], e->data.data32[0]);
handle_state(loc.monitor, loc.desktop, loc.node, e->data.data32[2], e->data.data32[0]);
} else if (e->type == ewmh->_NET_ACTIVE_WINDOW) {
if (ignore_ewmh_focus || loc.node == mon->desk->focus)
return;
if (loc.desktop->focus->client->fullscreen && loc.desktop->focus != loc.node) {
set_fullscreen(loc.desktop->focus, false);
arrange(loc.monitor, loc.desktop);
}
focus_node(loc.monitor, loc.desktop, loc.node);
} else if (e->type == ewmh->_NET_WM_DESKTOP) {
coordinates_t dloc;
if (ewmh_locate_desktop(e->data.data32[0], &dloc))
transfer_node(loc.monitor, loc.desktop, loc.node, dloc.monitor, dloc.desktop, dloc.desktop->focus);
} else if (e->type == ewmh->_NET_CLOSE_WINDOW) {
window_close(loc.node);
}
}
void focus_in(xcb_generic_event_t *evt)
{
xcb_focus_in_event_t *e = (xcb_focus_in_event_t *) evt;
/* PRINTF("focus in %X %d %d\n", e->event, e->mode, e->detail); */
if (e->mode == XCB_NOTIFY_MODE_GRAB ||
e->mode == XCB_NOTIFY_MODE_UNGRAB)
return;
/* prevent focus stealing */
if ((e->detail == XCB_NOTIFY_DETAIL_ANCESTOR ||
e->detail == XCB_NOTIFY_DETAIL_INFERIOR ||
e->detail == XCB_NOTIFY_DETAIL_NONLINEAR_VIRTUAL ||
e->detail == XCB_NOTIFY_DETAIL_NONLINEAR) &&
(mon->desk->focus == NULL ||
mon->desk->focus->client->window != e->event))
update_input_focus();
}
void enter_notify(xcb_generic_event_t *evt)
{
xcb_enter_notify_event_t *e = (xcb_enter_notify_event_t *) evt;
xcb_window_t win = e->event;
PRINTF("enter notify %X %d %d\n", win, e->mode, e->detail);
if (e->mode != XCB_NOTIFY_MODE_NORMAL ||
(mon->desk->focus != NULL &&
mon->desk->focus->client->window == win))
return;
enable_motion_recorder();
}
void motion_notify(xcb_generic_event_t *evt)
{
PUTS("motion notify");
xcb_motion_notify_event_t *e = (xcb_motion_notify_event_t *) evt;
int dtime = e->time - last_motion_time;
if (dtime > 1000) {
last_motion_time = e->time;
last_motion_x = e->event_x;
last_motion_y = e->event_y;
return;
}
int mdist = abs(e->event_x - last_motion_x) + abs(e->event_y - last_motion_y);
if (mdist < 10)
return;
disable_motion_recorder();
xcb_window_t win = XCB_NONE;
xcb_point_t pt = {e->root_x, e->root_y};
query_pointer(&win, NULL);
bool backup = pointer_follows_monitor;
auto_raise = false;
pointer_follows_monitor = false;
if (!window_focus(win)) {
monitor_t *m = monitor_from_point(pt);
if (m != NULL && m != mon)
focus_node(m, m->desk, m->desk->focus);
}
pointer_follows_monitor = backup;
auto_raise = true;
}
void handle_state(monitor_t *m, desktop_t *d, node_t *n, xcb_atom_t state, unsigned int action)
{
if (state == ewmh->_NET_WM_STATE_FULLSCREEN) {
if (action == XCB_EWMH_WM_STATE_ADD)
set_fullscreen(n, true);
else if (action == XCB_EWMH_WM_STATE_REMOVE)
set_fullscreen(n, false);
else if (action == XCB_EWMH_WM_STATE_TOGGLE)
set_fullscreen(n, !n->client->fullscreen);
arrange(m, d);
} else if (state == ewmh->_NET_WM_STATE_STICKY) {
if (action == XCB_EWMH_WM_STATE_ADD)
set_sticky(m, d, n, true);
else if (action == XCB_EWMH_WM_STATE_REMOVE)
set_sticky(m, d, n, false);
else if (action == XCB_EWMH_WM_STATE_TOGGLE)
set_sticky(m, d, n, !n->client->sticky);
} else if (state == ewmh->_NET_WM_STATE_DEMANDS_ATTENTION) {
if (action == XCB_EWMH_WM_STATE_ADD)
set_urgency(m, d, n, true);
else if (action == XCB_EWMH_WM_STATE_REMOVE)
set_urgency(m, d, n, false);
else if (action == XCB_EWMH_WM_STATE_TOGGLE)
set_urgency(m, d, n, !n->client->urgent);
}
}