631 lines
21 KiB
C
631 lines
21 KiB
C
/*
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* event.c - event handlers
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*
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* Copyright © 2007-2008 Julien Danjou <julien@danjou.info>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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*/
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#include <xcb/xcb_keysyms.h>
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#include <xcb/xcb_atom.h>
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#include <xcb/xcb_aux.h>
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#include "screen.h"
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#include "event.h"
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#include "tag.h"
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#include "statusbar.h"
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#include "window.h"
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#include "mouse.h"
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#include "ewmh.h"
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#include "client.h"
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#include "widget.h"
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#include "titlebar.h"
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#include "keygrabber.h"
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#include "lua.h"
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#include "systray.h"
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#include "layouts/floating.h"
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#include "common/xscreen.h"
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#include "common/xutil.h"
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extern awesome_t globalconf;
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/** Handle mouse button press.
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* \param c The client on which the event happened or NULL.
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* \param button Button number
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* \param state Modkeys state
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* \param buttons Buttons list to check for
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*/
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static void
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event_handle_mouse_button_press(client_t *c,
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unsigned int button,
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unsigned int state,
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button_t *buttons)
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{
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button_t *b;
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for(b = buttons; b; b = b->next)
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if(button == b->button && CLEANMASK(state) == b->mod && b->fct)
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{
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if(c)
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{
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luaA_client_userdata_new(c);
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luaA_dofunction(globalconf.L, b->fct, 1);
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}
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else
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luaA_dofunction(globalconf.L, b->fct, 0);
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}
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}
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/** The button press event handler.
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* \param data currently unused.
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* \param connection The connection to the X server.
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* \param ev The event.
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*/
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int
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event_handle_buttonpress(void *data __attribute__ ((unused)),
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xcb_connection_t *connection, xcb_button_press_event_t *ev)
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{
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int screen, tmp;
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const int nb_screen = xcb_setup_roots_length(xcb_get_setup(connection));
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client_t *c;
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widget_node_t *w;
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statusbar_t *statusbar;
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for(screen = 0; screen < globalconf.screens_info->nscreen; screen++)
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for(statusbar = globalconf.screens[screen].statusbar; statusbar; statusbar = statusbar->next)
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if(statusbar->sw
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&& (statusbar->sw->window == ev->event || statusbar->sw->window == ev->child))
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{
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/* If the statusbar is child, then x,y are
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* relative to root window */
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if(statusbar->sw->window == ev->child)
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{
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ev->event_x -= statusbar->sw->geometry.x;
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ev->event_y -= statusbar->sw->geometry.y;
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}
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/* Need to transform coordinates like it was
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* top/bottom */
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switch(statusbar->position)
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{
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case Right:
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tmp = ev->event_y;
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ev->event_y = statusbar->height - ev->event_x;
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ev->event_x = tmp;
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break;
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case Left:
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tmp = ev->event_y;
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ev->event_y = ev->event_x;
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ev->event_x = statusbar->width - tmp;
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break;
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default:
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break;
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}
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for(w = statusbar->widgets; w; w = w->next)
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if(ev->event_x >= w->area.x && ev->event_x < w->area.x + w->area.width
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&& ev->event_y >= w->area.y && ev->event_y < w->area.y + w->area.height)
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{
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w->widget->button_press(w, ev, statusbar->screen,
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statusbar, AWESOME_TYPE_STATUSBAR);
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return 0;
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}
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/* return if no widget match */
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return 0;
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}
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if((c = client_getbytitlebarwin(ev->event)))
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{
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/* Need to transform coordinates like it was
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* top/bottom */
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switch(c->titlebar->position)
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{
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case Right:
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tmp = ev->event_y;
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ev->event_y = c->titlebar->height - ev->event_x;
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ev->event_x = tmp;
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break;
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case Left:
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tmp = ev->event_y;
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ev->event_y = ev->event_x;
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ev->event_x = c->titlebar->width - tmp;
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break;
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default:
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break;
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}
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for(w = c->titlebar->widgets; w; w = w->next)
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if(ev->event_x >= w->area.x && ev->event_x < w->area.x + w->area.width
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&& ev->event_y >= w->area.y && ev->event_y < w->area.y + w->area.height)
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{
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w->widget->button_press(w, ev, c->screen,
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c->titlebar, AWESOME_TYPE_TITLEBAR);
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return 0;
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}
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/* return if no widget match */
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return 0;
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}
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if((c = client_getbywin(ev->event)))
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{
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event_handle_mouse_button_press(c, ev->detail, ev->state, c->buttons);
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xcb_allow_events(globalconf.connection, XCB_ALLOW_REPLAY_POINTER, XCB_CURRENT_TIME);
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}
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else
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for(screen = 0; screen < nb_screen; screen++)
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if(xcb_aux_get_screen(connection, screen)->root == ev->event)
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{
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event_handle_mouse_button_press(NULL, ev->detail, ev->state,
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globalconf.buttons.root);
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return 0;
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}
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return 0;
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}
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/** The configure event handler.
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* \param data currently unused.
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* \param connection The connection to the X server.
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* \param ev The event.
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*/
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int
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event_handle_configurerequest(void *data __attribute__ ((unused)),
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xcb_connection_t *connection, xcb_configure_request_event_t *ev)
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{
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client_t *c;
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area_t geometry;
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if((c = client_getbywin(ev->window)))
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{
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geometry = c->geometry;
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if(ev->value_mask & XCB_CONFIG_WINDOW_X)
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geometry.x = ev->x;
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if(ev->value_mask & XCB_CONFIG_WINDOW_Y)
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geometry.y = ev->y;
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if(ev->value_mask & XCB_CONFIG_WINDOW_WIDTH)
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geometry.width = ev->width;
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if(ev->value_mask & XCB_CONFIG_WINDOW_HEIGHT)
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geometry.height = ev->height;
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if(geometry.x != c->geometry.x || geometry.y != c->geometry.y
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|| geometry.width != c->geometry.width || geometry.height != c->geometry.height)
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{
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if(c->isfloating || layout_get_current(c->screen) == layout_floating)
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client_resize(c, geometry, false);
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else
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{
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globalconf.screens[c->screen].need_arrange = true;
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/* If we do not resize the client, at least tell it that it
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* has its new configuration. That fixes at least
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* gnome-terminal */
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window_configure(c->win, c->geometry, c->border);
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}
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}
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else
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{
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titlebar_update_geometry_floating(c);
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window_configure(c->win, geometry, c->border);
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}
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}
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else
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{
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uint16_t config_win_mask = 0;
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uint32_t config_win_vals[7];
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unsigned short i = 0;
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if(ev->value_mask & XCB_CONFIG_WINDOW_X)
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{
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config_win_mask |= XCB_CONFIG_WINDOW_X;
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config_win_vals[i++] = ev->x;
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}
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if(ev->value_mask & XCB_CONFIG_WINDOW_Y)
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{
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config_win_mask |= XCB_CONFIG_WINDOW_Y;
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config_win_vals[i++] = ev->y;
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}
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if(ev->value_mask & XCB_CONFIG_WINDOW_WIDTH)
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{
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config_win_mask |= XCB_CONFIG_WINDOW_WIDTH;
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config_win_vals[i++] = ev->width;
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}
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if(ev->value_mask & XCB_CONFIG_WINDOW_HEIGHT)
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{
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config_win_mask |= XCB_CONFIG_WINDOW_HEIGHT;
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config_win_vals[i++] = ev->height;
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}
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if(ev->value_mask & XCB_CONFIG_WINDOW_BORDER_WIDTH)
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{
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config_win_mask |= XCB_CONFIG_WINDOW_BORDER_WIDTH;
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config_win_vals[i++] = ev->border_width;
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}
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if(ev->value_mask & XCB_CONFIG_WINDOW_SIBLING)
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{
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config_win_mask |= XCB_CONFIG_WINDOW_SIBLING;
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config_win_vals[i++] = ev->sibling;
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}
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if(ev->value_mask & XCB_CONFIG_WINDOW_STACK_MODE)
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{
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config_win_mask |= XCB_CONFIG_WINDOW_STACK_MODE;
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config_win_vals[i++] = ev->stack_mode;
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}
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xcb_configure_window(connection, ev->window, config_win_mask, config_win_vals);
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}
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return 0;
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}
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/** The configure notify event handler.
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* \param data currently unused.
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* \param connection The connection to the X server.
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* \param ev The event.
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*/
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int
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event_handle_configurenotify(void *data __attribute__ ((unused)),
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xcb_connection_t *connection, xcb_configure_notify_event_t *ev)
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{
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int screen_nbr;
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const xcb_screen_t *screen;
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for(screen_nbr = 0; screen_nbr < xcb_setup_roots_length(xcb_get_setup (connection)); screen_nbr++)
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if((screen = xcb_aux_get_screen(connection, screen_nbr)) != NULL
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&& ev->window == screen->root
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&& (ev->width != screen->width_in_pixels
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|| ev->height != screen->height_in_pixels))
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/* it's not that we panic, but restart */
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a_exec(globalconf.argv);
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return 0;
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}
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/** The destroy notify event handler.
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* \param data currently unused.
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* \param connection The connection to the X server.
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* \param ev The event.
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*/
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int
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event_handle_destroynotify(void *data __attribute__ ((unused)),
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xcb_connection_t *connection __attribute__ ((unused)),
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xcb_destroy_notify_event_t *ev)
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{
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client_t *c;
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if((c = client_getbywin(ev->window)))
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client_unmanage(c);
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return 0;
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}
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/** The enter notify event handler.
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* \param data currently unused.
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* \param connection The connection to the X server.
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* \param ev The event.
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*/
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int
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event_handle_enternotify(void *data __attribute__ ((unused)),
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xcb_connection_t *connection,
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xcb_enter_notify_event_t *ev)
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{
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client_t *c;
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xembed_window_t *emwin;
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if(ev->mode != XCB_NOTIFY_MODE_NORMAL
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|| (ev->root_x == globalconf.pointer_x
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&& ev->root_y == globalconf.pointer_y))
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return 0;
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if((c = client_getbytitlebarwin(ev->event))
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|| (c = client_getbywin(ev->event)))
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{
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window_grabbuttons(c->win, c->phys_screen, c->buttons);
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/* The idea behind saving pointer_x and pointer_y is Bob Marley powered.
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* this will allow us top drop some EnterNotify events and thus not giving
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* focus to windows appering under the cursor without a cursor move */
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globalconf.pointer_x = ev->root_x;
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globalconf.pointer_y = ev->root_y;
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luaA_client_userdata_new(c);
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luaA_dofunction(globalconf.L, globalconf.hooks.mouseover, 1);
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}
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else if((emwin = xembed_getbywin(globalconf.embedded, ev->event)))
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xcb_ungrab_button(globalconf.connection, XCB_BUTTON_INDEX_ANY,
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xcb_aux_get_screen(connection, emwin->phys_screen)->root,
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ANY_MODIFIER);
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else
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window_root_grabbuttons(ev->root);
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return 0;
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}
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/** The expose event handler.
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* \param data currently unused.
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* \param connection The connection to the X server.
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* \param ev The event.
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*/
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int
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event_handle_expose(void *data __attribute__ ((unused)),
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xcb_connection_t *connection __attribute__ ((unused)),
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xcb_expose_event_t *ev)
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{
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int screen;
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statusbar_t *statusbar;
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client_t *c;
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if(!ev->count)
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{
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for(screen = 0; screen < globalconf.screens_info->nscreen; screen++)
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for(statusbar = globalconf.screens[screen].statusbar; statusbar; statusbar = statusbar->next)
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if(statusbar->sw
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&& statusbar->sw->window == ev->window)
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{
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simplewindow_refresh_pixmap(statusbar->sw);
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return 0;
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}
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if((c = client_getbytitlebarwin(ev->window)))
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simplewindow_refresh_pixmap(c->titlebar->sw);
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}
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return 0;
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}
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/** The key press event handler.
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* \param data currently unused.
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* \param connection The connection to the X server.
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* \param ev The event.
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*/
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int
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event_handle_keypress(void *data __attribute__ ((unused)),
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xcb_connection_t *connection __attribute__ ((unused)),
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xcb_key_press_event_t *ev)
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{
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xcb_keysym_t keysym;
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keybinding_t *k;
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if(globalconf.keygrabber != LUA_REFNIL)
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{
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lua_rawgeti(globalconf.L, LUA_REGISTRYINDEX, globalconf.keygrabber);
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if(keygrabber_handlekpress(globalconf.L, ev))
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{
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if(lua_pcall(globalconf.L, 2, 1, 0))
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{
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warn("error running function: %s", lua_tostring(globalconf.L, -1));
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keygrabber_ungrab();
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}
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else if(!lua_isboolean(globalconf.L, -1) || !lua_toboolean(globalconf.L, -1))
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keygrabber_ungrab();
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}
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lua_pop(globalconf.L, 1); /* pop returned value or function if not called */
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}
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else
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{
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keysym = xcb_key_symbols_get_keysym(globalconf.keysyms, ev->detail, 0);
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|
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for(k = globalconf.keys; k; k = k->next)
|
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if(((k->keycode && ev->detail == k->keycode) || (k->keysym && keysym == k->keysym))
|
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&& k->fct && CLEANMASK(k->mod) == CLEANMASK(ev->state))
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luaA_dofunction(globalconf.L, k->fct, 0);
|
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}
|
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|
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return 0;
|
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}
|
|
|
|
/** The map request event handler.
|
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* \param data currently unused.
|
|
* \param connection The connection to the X server.
|
|
* \param ev The event.
|
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*/
|
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int
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event_handle_maprequest(void *data __attribute__ ((unused)),
|
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xcb_connection_t *connection, xcb_map_request_event_t *ev)
|
|
{
|
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int screen_nbr = 0;
|
|
client_t *c;
|
|
xcb_get_window_attributes_cookie_t wa_c;
|
|
xcb_get_window_attributes_reply_t *wa_r;
|
|
xcb_query_pointer_cookie_t qp_c = { 0 };
|
|
xcb_query_pointer_reply_t *qp_r = NULL;
|
|
xcb_get_geometry_cookie_t geom_c;
|
|
xcb_get_geometry_reply_t *geom_r;
|
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xcb_screen_iterator_t iter;
|
|
|
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wa_c = xcb_get_window_attributes(connection, ev->window);
|
|
|
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if(!(wa_r = xcb_get_window_attributes_reply(connection, wa_c, NULL)))
|
|
return -1;
|
|
|
|
if(wa_r->override_redirect)
|
|
goto bailout;
|
|
|
|
if(xembed_getbywin(globalconf.embedded, ev->window))
|
|
{
|
|
xcb_map_window(connection, ev->window);
|
|
xembed_window_activate(connection, ev->window);
|
|
}
|
|
else if(!(c = client_getbywin(ev->window)))
|
|
{
|
|
geom_c = xcb_get_geometry(connection, ev->window);
|
|
|
|
if(globalconf.screens_info->xinerama_is_active)
|
|
qp_c = xcb_query_pointer(connection, xcb_aux_get_screen(globalconf.connection,
|
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screen_nbr)->root);
|
|
|
|
if(!(geom_r = xcb_get_geometry_reply(connection, geom_c, NULL)))
|
|
{
|
|
if(globalconf.screens_info->xinerama_is_active)
|
|
{
|
|
qp_r = xcb_query_pointer_reply(connection, qp_c, NULL);
|
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p_delete(&qp_r);
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
if(globalconf.screens_info->xinerama_is_active
|
|
&& (qp_r = xcb_query_pointer_reply(connection, qp_c, NULL)))
|
|
{
|
|
screen_nbr = screen_get_bycoord(globalconf.screens_info, screen_nbr,
|
|
qp_r->root_x, qp_r->root_y);
|
|
p_delete(&qp_r);
|
|
}
|
|
else
|
|
for(iter = xcb_setup_roots_iterator(xcb_get_setup(connection)), screen_nbr = 0;
|
|
iter.rem && iter.data->root != geom_r->root; xcb_screen_next (&iter), ++screen_nbr);
|
|
|
|
client_manage(ev->window, geom_r, screen_nbr);
|
|
p_delete(&geom_r);
|
|
}
|
|
|
|
bailout:
|
|
p_delete(&wa_r);
|
|
return 0;
|
|
}
|
|
|
|
/** The property notify event handler.
|
|
* \param data currently unused.
|
|
* \param connection The connection to the X server.
|
|
* \param ev The event.
|
|
*/
|
|
int
|
|
event_handle_propertynotify(void *data __attribute__ ((unused)),
|
|
xcb_connection_t *connection, xcb_property_notify_event_t *ev)
|
|
{
|
|
client_t *c;
|
|
xcb_window_t trans;
|
|
xembed_window_t *emwin;
|
|
|
|
if(ev->state == XCB_PROPERTY_DELETE)
|
|
return 0; /* ignore */
|
|
if((emwin = xembed_getbywin(globalconf.embedded, ev->window)))
|
|
xembed_property_update(connection, emwin);
|
|
else if((c = client_getbywin(ev->window)))
|
|
{
|
|
if(ev->atom == WM_TRANSIENT_FOR)
|
|
{
|
|
xutil_get_transient_for_hint(connection, c->win, &trans);
|
|
if(!c->isfloating
|
|
&& (c->isfloating = (client_getbywin(trans) != NULL)))
|
|
globalconf.screens[c->screen].need_arrange = true;
|
|
}
|
|
else if (ev->atom == WM_NORMAL_HINTS)
|
|
client_updatesizehints(c);
|
|
else if (ev->atom == WM_HINTS)
|
|
client_updatewmhints(c);
|
|
|
|
if(ev->atom == WM_NAME
|
|
|| ev->atom == xutil_intern_atom_reply(globalconf.connection, &globalconf.atoms,
|
|
xutil_intern_atom(globalconf.connection,
|
|
&globalconf.atoms,
|
|
"_NET_WM_NAME")))
|
|
client_updatetitle(c);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/** The unmap notify event handler.
|
|
* \param data currently unused.
|
|
* \param connection The connection to the X server.
|
|
* \param ev The event.
|
|
*/
|
|
int
|
|
event_handle_unmapnotify(void *data __attribute__ ((unused)),
|
|
xcb_connection_t *connection, xcb_unmap_notify_event_t *ev)
|
|
{
|
|
client_t *c;
|
|
xembed_window_t *em;
|
|
int i;
|
|
|
|
/* event->send_event (Xlib) is quivalent to (ev->response_type &
|
|
* 0x80) in XCB because the SendEvent bit is available in the
|
|
* response_type field */
|
|
bool send_event = ((ev->response_type & 0x80) >> 7);
|
|
|
|
if((c = client_getbywin(ev->window))
|
|
&& ev->event == xcb_aux_get_screen(connection, c->phys_screen)->root
|
|
&& send_event && window_getstate(c->win) == XCB_WM_NORMAL_STATE)
|
|
client_unmanage(c);
|
|
|
|
/** \todo invalidate for all screen might be too much */
|
|
if((em = xembed_getbywin(globalconf.embedded, ev->window)))
|
|
{
|
|
xembed_window_list_detach(&globalconf.embedded, em);
|
|
for(i = 0; i < globalconf.screens_info->nscreen; i++)
|
|
widget_invalidate_cache(i, WIDGET_CACHE_EMBEDDED);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/** The randr screen change notify event handler.
|
|
* \param data currently unused.
|
|
* \param connection The connection to the X server.
|
|
* \param ev The event.
|
|
*/
|
|
int
|
|
event_handle_randr_screen_change_notify(void *data __attribute__ ((unused)),
|
|
xcb_connection_t *connection __attribute__ ((unused)),
|
|
xcb_randr_screen_change_notify_event_t *ev)
|
|
{
|
|
if(!globalconf.have_randr)
|
|
return -1;
|
|
|
|
/* Code of XRRUpdateConfiguration Xlib function ported to XCB
|
|
* (only the code relevant to RRScreenChangeNotify) as the latter
|
|
* doesn't provide this kind of function */
|
|
if(ev->rotation & (XCB_RANDR_ROTATION_ROTATE_90 | XCB_RANDR_ROTATION_ROTATE_270))
|
|
xcb_randr_set_screen_size(connection, ev->root, ev->height, ev->width,
|
|
ev->mheight, ev->mwidth);
|
|
else
|
|
xcb_randr_set_screen_size(connection, ev->root, ev->width, ev->height,
|
|
ev->mwidth, ev->mheight);
|
|
|
|
/* XRRUpdateConfiguration also executes the following instruction
|
|
* but it's not useful because SubpixelOrder is not used at all at
|
|
* the moment
|
|
*
|
|
* XRenderSetSubpixelOrder(dpy, snum, scevent->subpixel_order);
|
|
*/
|
|
|
|
a_exec(globalconf.argv);
|
|
return 0;
|
|
}
|
|
|
|
/** The client message event handler.
|
|
* \param data currently unused.
|
|
* \param connection The connection to the X server.
|
|
* \param ev The event.
|
|
*/
|
|
int
|
|
event_handle_clientmessage(void *data __attribute__ ((unused)),
|
|
xcb_connection_t *connection,
|
|
xcb_client_message_event_t *ev)
|
|
{
|
|
xutil_intern_atom_request_t atom_xem_q, atom_systray_q;
|
|
xcb_atom_t atom_xem, atom_systray;
|
|
|
|
atom_xem_q = xutil_intern_atom(connection, &globalconf.atoms, "_XEMBED");
|
|
atom_systray_q = xutil_intern_atom(connection, &globalconf.atoms, "_NET_SYSTEM_TRAY_OPCODE");
|
|
|
|
atom_xem = xutil_intern_atom_reply(globalconf.connection, &globalconf.atoms, atom_xem_q);
|
|
atom_systray = xutil_intern_atom_reply(globalconf.connection, &globalconf.atoms, atom_systray_q);
|
|
|
|
if(ev->type == atom_xem)
|
|
return xembed_process_client_message(ev);
|
|
else if(ev->type == atom_systray)
|
|
return systray_process_client_message(ev);
|
|
return ewmh_process_client_message(ev);
|
|
}
|
|
|
|
// vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80
|