i3/src/ewmh.c
2009-12-25 15:19:39 +01:00

45 lines
1.2 KiB
C

/*
* vim:ts=8:expandtab
*
* i3 - an improved dynamic tiling window manager
*
* © 2009 Michael Stapelberg and contributors
*
* See file LICENSE for license information.
*
* ewmh.c: Functions to get/set certain EWMH properties easily.
*
*/
#include <stdint.h>
#include "data.h"
#include "table.h"
#include "i3.h"
#include "xcb.h"
/*
* Updates _NET_CURRENT_DESKTOP with the current desktop number.
*
* EWMH: The index of the current desktop. This is always an integer between 0
* and _NET_NUMBER_OF_DESKTOPS - 1.
*
*/
void ewmh_update_current_desktop() {
uint32_t current_desktop = c_ws->num;
xcb_change_property(global_conn, XCB_PROP_MODE_REPLACE, root,
atoms[_NET_CURRENT_DESKTOP], CARDINAL, 32, 1,
&current_desktop);
}
/*
* Updates _NET_ACTIVE_WINDOW with the currently focused window.
*
* EWMH: The window ID of the currently active window or None if no window has
* the focus.
*
*/
void ewmh_update_active_window(xcb_window_t window) {
xcb_change_property(global_conn, XCB_PROP_MODE_REPLACE, root,
atoms[_NET_ACTIVE_WINDOW], WINDOW, 32, 1, &window);
}