awesome/widgets/systray.c

118 lines
3.3 KiB
C

/*
* systray.c - systray widget
*
* 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.h>
#include <xcb/xcb_atom.h>
#include "widget.h"
#include "screen.h"
#include "common/xembed.h"
#include "common/atoms.h"
#define _NET_SYSTEM_TRAY_ORIENTATION_HORZ 0
#define _NET_SYSTEM_TRAY_ORIENTATION_VERT 1
static area_t
systray_geometry(widget_t *widget, screen_t *screen, int height, int width)
{
area_t geometry;
int phys_screen = screen_virttophys(screen_array_indexof(&globalconf.screens, screen)), n = 0;
geometry.height = height;
for(int i = 0; i < globalconf.embedded.len; i++)
if(globalconf.embedded.tab[i].phys_screen == phys_screen)
n++;
/** \todo use class hints */
geometry.width = MIN(n * height, width);
geometry.x = geometry.y = 0;
return geometry;
}
static area_t
systray_extents(lua_State *L, widget_t *widget)
{
area_t geometry;
int screen = screen_virttophys(luaL_optnumber(L, -1, 1)), n = 0;
geometry.height = 0;
int width = 0;
for(int i = 0; i < globalconf.embedded.len; i++)
if(globalconf.embedded.tab[i].phys_screen == screen)
{
xcb_get_geometry_cookie_t geo = xcb_get_geometry(globalconf.connection, globalconf.embedded.tab[i].win);
xcb_get_geometry_reply_t *g = xcb_get_geometry_reply(globalconf.connection, geo, NULL);
n++;
if(g->height > geometry.height)
geometry.height = g->height;
if(g->width > width)
width = g->width;
}
geometry.width = width * n;
return geometry;
}
static void
systray_draw(widget_t *widget, draw_context_t *ctx,
area_t geometry, wibox_t *p)
{
uint32_t orient;
switch(p->position)
{
case Right:
case Left:
orient = _NET_SYSTEM_TRAY_ORIENTATION_VERT;
break;
default:
orient = _NET_SYSTEM_TRAY_ORIENTATION_HORZ;
break;
}
/* set wibox orientation */
/** \todo stop setting that property on each redraw */
xcb_change_property(globalconf.connection, XCB_PROP_MODE_REPLACE,
globalconf.screens.tab[p->sw.ctx.phys_screen].systray.window,
_NET_SYSTEM_TRAY_ORIENTATION, CARDINAL, 32, 1, &orient);
}
/** Initialize a systray widget.
* \param w The widget to initialize.
* \return The same widget.
*/
widget_t *
widget_systray(widget_t *w)
{
w->draw = systray_draw;
w->geometry = systray_geometry;
w->extents = systray_extents;
return w;
}
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