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awesome/property.c

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/*
* property.c - property handlers
*
* Copyright © 2008 Julien Danjou <julien@danjou.info>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
*/
#include <xcb/xcb_atom.h>
#include "property.h"
#include "client.h"
#include "widget.h"
#include "ewmh.h"
#include "common/atoms.h"
extern awesome_t globalconf;
void
property_update_wm_transient_for(client_t *c, xcb_get_property_reply_t *reply)
{
xcb_window_t trans;
if(reply)
{
if(!xcb_get_wm_transient_for_from_reply(&trans, reply))
return;
}
else
{
if(!xcb_get_wm_transient_for_reply(globalconf.connection,
xcb_get_wm_transient_for_unchecked(globalconf.connection,
c->win),
&trans, NULL))
return;
}
c->type = WINDOW_TYPE_DIALOG;
c->transient_for = client_getbywin(trans);
}
static int
property_handle_wm_transient_for(void *data,
xcb_connection_t *connection,
uint8_t state,
xcb_window_t window,
xcb_atom_t name,
xcb_get_property_reply_t *reply)
{
client_t *c = client_getbywin(window);
if(c && !client_isfloating(c))
property_update_wm_transient_for(c, reply);
return 0;
}
/** Update the size hints of a client.
* \param c The client.
*/
void
property_update_wm_normal_hints(client_t *c, xcb_get_property_reply_t *reply)
{
if(reply)
{
if(!xcb_get_wm_size_hints_from_reply(&c->size_hints, reply))
return;
}
else
{
if(!xcb_get_wm_normal_hints_reply(globalconf.connection,
xcb_get_wm_normal_hints_unchecked(globalconf.connection,
c->win),
&c->size_hints, NULL))
return;
}
if((c->size_hints.flags & XCB_SIZE_HINT_P_SIZE))
{
c->basew = c->size_hints.base_width;
c->baseh = c->size_hints.base_height;
}
else if((c->size_hints.flags & XCB_SIZE_HINT_P_MIN_SIZE))
{
c->basew = c->size_hints.min_width;
c->baseh = c->size_hints.min_height;
}
else
c->basew = c->baseh = 0;
if((c->size_hints.flags & XCB_SIZE_HINT_P_RESIZE_INC))
{
c->incw = c->size_hints.width_inc;
c->inch = c->size_hints.height_inc;
}
else
c->incw = c->inch = 0;
if((c->size_hints.flags & XCB_SIZE_HINT_P_MAX_SIZE))
{
c->maxw = c->size_hints.max_width;
c->maxh = c->size_hints.max_height;
}
else
c->maxw = c->maxh = 0;
if((c->size_hints.flags & XCB_SIZE_HINT_P_MIN_SIZE))
{
c->minw = c->size_hints.min_width;
c->minh = c->size_hints.min_height;
}
else if((c->size_hints.flags & XCB_SIZE_HINT_BASE_SIZE))
{
c->minw = c->size_hints.base_width;
c->minh = c->size_hints.base_height;
}
else
c->minw = c->minh = 0;
if((c->size_hints.flags & XCB_SIZE_HINT_P_ASPECT))
{
c->minax = c->size_hints.min_aspect_num;
c->minay = c->size_hints.min_aspect_den;
c->maxax = c->size_hints.max_aspect_num;
c->maxay = c->size_hints.max_aspect_den;
}
else
c->minax = c->maxax = c->minay = c->maxay = 0;
c->hassizehints = !(!c->basew && !c->baseh && !c->incw && !c->inch
&& !c->maxw && !c->maxh && !c->minw && !c->minh
&& !c->minax && !c->maxax && !c->minax && !c->minay);
}
static int
property_handle_wm_normal_hints(void *data,
xcb_connection_t *connection,
uint8_t state,
xcb_window_t window,
xcb_atom_t name,
xcb_get_property_reply_t *reply)
{
client_t *c = client_getbywin(window);
if(c)
property_update_wm_normal_hints(c, reply);
return 0;
}
/** Update the WM hints of a client.
* \param c The client.
*/
void
property_update_wm_hints(client_t *c, xcb_get_property_reply_t *reply)
{
xcb_wm_hints_t wmh;
if(reply)
{
if(!xcb_get_wm_hints_from_reply(&wmh, reply))
return;
}
else
{
if(!xcb_get_wm_hints_reply(globalconf.connection,
xcb_get_wm_hints_unchecked(globalconf.connection, c->win),
&wmh, NULL))
return;
}
bool isurgent = xcb_wm_hints_get_urgency(&wmh);
if(isurgent != c->isurgent)
{
c->isurgent = isurgent;
/* execute hook */
luaA_client_userdata_new(globalconf.L, c);
luaA_dofunction(globalconf.L, globalconf.hooks.urgent, 1, 0);
widget_invalidate_cache(c->screen, WIDGET_CACHE_CLIENTS);
}
if((wmh.flags & XCB_WM_HINT_STATE) &&
wmh.initial_state == XCB_WM_STATE_WITHDRAWN)
client_setborder(c, 0);
c->nofocus = !wmh.input;
}
static int
property_handle_wm_hints(void *data,
xcb_connection_t *connection,
uint8_t state,
xcb_window_t window,
xcb_atom_t name,
xcb_get_property_reply_t *reply)
{
client_t *c = client_getbywin(window);
if(c)
property_update_wm_hints(c, reply);
return 0;
}
/** Update client name attribute with its new title.
* \param c The client.
* \param Return true if it has been updated.
*/
void
property_update_wm_name(client_t *c)
{
char *name, *utf8;
ssize_t len;
if(!xutil_text_prop_get(globalconf.connection, c->win, _NET_WM_NAME, &name, &len))
if(!xutil_text_prop_get(globalconf.connection, c->win, WM_NAME, &name, &len))
return;
p_delete(&c->name);
if((utf8 = draw_iso2utf8(name, len)))
c->name = utf8;
else
c->name = name;
/* call hook */
luaA_client_userdata_new(globalconf.L, c);
luaA_dofunction(globalconf.L, globalconf.hooks.titleupdate, 1, 0);
widget_invalidate_cache(c->screen, WIDGET_CACHE_CLIENTS);
}
static int
property_handle_wm_name(void *data,
xcb_connection_t *connection,
uint8_t state,
xcb_window_t window,
xcb_atom_t name,
xcb_get_property_reply_t *reply)
{
client_t *c = client_getbywin(window);
if(c)
property_update_wm_name(c);
return 0;
}
static int
property_handle_net_wm_strut_partial(void *data,
xcb_connection_t *connection,
uint8_t state,
xcb_window_t window,
xcb_atom_t name,
xcb_get_property_reply_t *reply)
{
client_t *c = client_getbywin(window);
if(c)
ewmh_client_strut_update(c, reply);
return 0;
}
static int
property_handle_net_wm_icon(void *data,
xcb_connection_t *connection,
uint8_t state,
xcb_window_t window,
xcb_atom_t name,
xcb_get_property_reply_t *reply)
{
client_t *c = client_getbywin(window);
if(c)
{
image_t *icon;
image_unref(&c->icon);
widget_invalidate_cache(c->screen, WIDGET_CACHE_CLIENTS);
icon = ewmh_window_icon_from_reply(reply);
c->icon = icon ? image_ref(&icon) : NULL;
}
return 0;
}
/** The property notify event handler.
* \param data currently unused.
* \param connection The connection to the X server.
* \param ev The event.
*/
static int
property_handle_xembed_info(void *data __attribute__ ((unused)),
xcb_connection_t *connection,
uint8_t state,
xcb_window_t window,
xcb_atom_t name,
xcb_get_property_reply_t *reply)
{
xembed_window_t *emwin = xembed_getbywin(globalconf.embedded, window);
if(emwin)
xembed_property_update(connection, emwin, reply);
return 0;
}
void a_xcb_set_property_handlers(void)
{
/* init */
xcb_property_handlers_init(&globalconf.prophs, &globalconf.evenths);
/* Xembed stuff */
xcb_property_set_handler(&globalconf.prophs, _XEMBED_INFO, UINT_MAX,
property_handle_xembed_info, NULL);
/* ICCCM stuff */
xcb_property_set_handler(&globalconf.prophs, WM_TRANSIENT_FOR, UINT_MAX,
property_handle_wm_transient_for, NULL);
xcb_property_set_handler(&globalconf.prophs, WM_NORMAL_HINTS, UINT_MAX,
property_handle_wm_normal_hints, NULL);
xcb_property_set_handler(&globalconf.prophs, WM_HINTS, UINT_MAX,
property_handle_wm_hints, NULL);
xcb_property_set_handler(&globalconf.prophs, WM_NAME, UINT_MAX,
property_handle_wm_name, NULL);
/* EWMH stuff */
xcb_property_set_handler(&globalconf.prophs, _NET_WM_NAME, UINT_MAX,
property_handle_wm_name, NULL);
xcb_property_set_handler(&globalconf.prophs, _NET_WM_STRUT_PARTIAL, UINT_MAX,
property_handle_net_wm_strut_partial, NULL);
xcb_property_set_handler(&globalconf.prophs, _NET_WM_ICON, UINT_MAX,
property_handle_net_wm_icon, NULL);
}
// vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80
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