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tint2/src/server.c
lorthiois@bbsoft.fr 6c57698291 fixed bug : clock resize when date changed, number of desktop changed 
git-svn-id: http://tint2.googlecode.com/svn/trunk@51 121b4492-b84c-0410-8b4c-0d4edfb3f3cc
2009-02-10 23:16:10 +00:00

280 lines
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C
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/**************************************************************************
*
* Tint2 panel
*
* Copyright (C) 2007 Pål Staurland (staura@gmail.com)
* Modified (C) 2008 thierry lorthiois (lorthiois@bbsoft.fr)
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License version 2
* as published by the Free Software Foundation.
*
* 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 <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include "server.h"
#include "task.h"
#include "window.h"
void server_catch_error (Display *d, XErrorEvent *ev){}
static char *name_trayer = 0;
void server_init_atoms ()
{
server.atom._XROOTPMAP_ID = XInternAtom (server.dsp, "_XROOTPMAP_ID", False);
server.atom._NET_CURRENT_DESKTOP = XInternAtom (server.dsp, "_NET_CURRENT_DESKTOP", False);
server.atom._NET_NUMBER_OF_DESKTOPS = XInternAtom (server.dsp, "_NET_NUMBER_OF_DESKTOPS", False);
server.atom._NET_DESKTOP_GEOMETRY = XInternAtom (server.dsp, "_NET_DESKTOP_GEOMETRY", False);
server.atom._NET_DESKTOP_VIEWPORT = XInternAtom (server.dsp, "_NET_DESKTOP_VIEWPORT", False);
server.atom._NET_ACTIVE_WINDOW = XInternAtom (server.dsp, "_NET_ACTIVE_WINDOW", False);
server.atom._NET_WM_WINDOW_TYPE = XInternAtom (server.dsp, "_NET_WM_WINDOW_TYPE", False);
server.atom._NET_WM_STATE_SKIP_PAGER = XInternAtom (server.dsp, "_NET_WM_STATE_SKIP_PAGER", False);
server.atom._NET_WM_STATE_SKIP_TASKBAR = XInternAtom (server.dsp, "_NET_WM_STATE_SKIP_TASKBAR", False);
server.atom._NET_WM_STATE_STICKY = XInternAtom (server.dsp, "_NET_WM_STATE_STICKY", False);
server.atom._NET_WM_WINDOW_TYPE_DOCK = XInternAtom (server.dsp, "_NET_WM_WINDOW_TYPE_DOCK", False);
server.atom._NET_WM_WINDOW_TYPE_DESKTOP = XInternAtom (server.dsp, "_NET_WM_WINDOW_TYPE_DESKTOP", False);
server.atom._NET_WM_WINDOW_TYPE_TOOLBAR = XInternAtom (server.dsp, "_NET_WM_WINDOW_TYPE_TOOLBAR", False);
server.atom._NET_WM_WINDOW_TYPE_MENU = XInternAtom (server.dsp, "_NET_WM_WINDOW_TYPE_MENU", False);
server.atom._NET_WM_WINDOW_TYPE_SPLASH = XInternAtom (server.dsp, "_NET_WM_WINDOW_TYPE_SPLASH", False);
server.atom._NET_WM_WINDOW_TYPE_DIALOG = XInternAtom (server.dsp, "_NET_WM_WINDOW_TYPE_DIALOG", False);
server.atom._NET_WM_WINDOW_TYPE_NORMAL = XInternAtom (server.dsp, "_NET_WM_WINDOW_TYPE_NORMAL", False);
server.atom._NET_WM_DESKTOP = XInternAtom (server.dsp, "_NET_WM_DESKTOP", False);
server.atom.WM_STATE = XInternAtom (server.dsp, "WM_STATE", False);
server.atom._NET_WM_STATE = XInternAtom (server.dsp, "_NET_WM_STATE", False);
server.atom._NET_WM_STATE_SHADED = XInternAtom (server.dsp, "_NET_WM_STATE_SHADED", False);
server.atom._NET_WM_STATE_BELOW = XInternAtom (server.dsp, "_NET_WM_STATE_BELOW", False);
server.atom._NET_WM_STATE_MODAL = XInternAtom (server.dsp, "_NET_WM_STATE_MODAL", False);
server.atom._NET_CLIENT_LIST = XInternAtom (server.dsp, "_NET_CLIENT_LIST", False);
server.atom._NET_WM_VISIBLE_NAME = XInternAtom (server.dsp, "_NET_WM_VISIBLE_NAME", False);
server.atom._NET_WM_NAME = XInternAtom (server.dsp, "_NET_WM_NAME", False);
server.atom._NET_WM_STRUT = XInternAtom (server.dsp, "_NET_WM_STRUT", False);
server.atom._NET_WM_ICON = XInternAtom (server.dsp, "_NET_WM_ICON", False);
server.atom._NET_CLOSE_WINDOW = XInternAtom (server.dsp, "_NET_CLOSE_WINDOW", False);
server.atom.UTF8_STRING = XInternAtom (server.dsp, "UTF8_STRING", False);
server.atom._NET_SUPPORTING_WM_CHECK = XInternAtom (server.dsp, "_NET_SUPPORTING_WM_CHECK", False);
server.atom._NET_SUPPORTING_WM_CHECK = XInternAtom (server.dsp, "_NET_WM_NAME", False);
server.atom._WIN_LAYER = XInternAtom (server.dsp, "_WIN_LAYER", False);
server.atom._NET_WM_STRUT_PARTIAL = XInternAtom (server.dsp, "_NET_WM_STRUT_PARTIAL", False);
server.atom.WM_NAME = XInternAtom(server.dsp, "WM_NAME", False);
server.atom.__SWM_VROOT = XInternAtom(server.dsp, "__SWM_VROOT", False);
server.atom._MOTIF_WM_HINTS = XInternAtom(server.dsp, "_MOTIF_WM_HINTS", False);
// systray protocol
name_trayer = g_strdup_printf("_NET_SYSTEM_TRAY_S%d", DefaultScreen(server.dsp));
server.atom._NET_SYSTEM_TRAY = XInternAtom(server.dsp, name_trayer, False);
server.atom._NET_SYSTEM_TRAY_OPCODE = XInternAtom(server.dsp, "_NET_SYSTEM_TRAY_OPCODE", False);
server.atom.MANAGER = XInternAtom(server.dsp, "MANAGER", False);
server.atom._NET_SYSTEM_TRAY_MESSAGE_DATA = XInternAtom(server.dsp, "_NET_SYSTEM_TRAY_MESSAGE_DATA", False);
}
void cleanup_server()
{
if (name_trayer) free(name_trayer);
}
void send_event32 (Window win, Atom at, long data1, long data2)
{
XEvent event;
event.xclient.type = ClientMessage;
event.xclient.serial = 0;
event.xclient.send_event = True;
event.xclient.display = server.dsp;
event.xclient.window = win;
event.xclient.message_type = at;
event.xclient.format = 32;
event.xclient.data.l[0] = data1;
event.xclient.data.l[1] = data2;
event.xclient.data.l[2] = 0;
event.xclient.data.l[3] = 0;
event.xclient.data.l[4] = 0;
XSendEvent(server.dsp, server.root_win, False, SubstructureRedirectMask|SubstructureNotifyMask, &event);
}
int get_property32 (Window win, Atom at, Atom type)
{
Atom type_ret;
int format_ret = 0, data = 0;
unsigned long nitems_ret = 0;
unsigned long bafter_ret = 0;
unsigned char *prop_value = 0;
int result;
if (!win) return 0;
result = XGetWindowProperty(server.dsp, win, at, 0, 0x7fffffff, False, type, &type_ret, &format_ret, &nitems_ret, &bafter_ret, &prop_value);
if (result == Success && prop_value) {
data = ((gulong*)prop_value)[0];
XFree (prop_value);
}
return data;
}
void *server_get_property (Window win, Atom at, Atom type, int *num_results)
{
Atom type_ret;
int format_ret = 0;
unsigned long nitems_ret = 0;
unsigned long bafter_ret = 0;
unsigned char *prop_value;
int result;
if (!win) return 0;
result = XGetWindowProperty(server.dsp, win, at, 0, 0x7fffffff, False, type, &type_ret, &format_ret, &nitems_ret, &bafter_ret, &prop_value);
/* Send back resultcount */
if (num_results) *num_results = nitems_ret;
if (result == Success && prop_value) return prop_value;
else return 0;
}
void get_root_pixmap()
{
Pixmap ret = None;
unsigned long *res;
int c = 2;
do {
res = server_get_property (server.root_win, server.atom._XROOTPMAP_ID, XA_PIXMAP, 0);
if (res) {
ret = *((Pixmap*)res);
XFree(res);
break;
}
} while (--c > 0);
server.root_pmap = ret;
if (server.root_pmap == None)
fprintf(stderr, "pixmap background detection failed\n");
else {
XGCValues gcv;
gcv.ts_x_origin = 0;
gcv.ts_y_origin = 0;
gcv.fill_style = FillTiled;
uint mask = GCTileStipXOrigin | GCTileStipYOrigin | GCFillStyle | GCTile;
gcv.tile = server.root_pmap;
XChangeGC(server.dsp, server.gc, mask, &gcv);
}
}
int compareMonitor(const void *monitor1, const void *monitor2)
{
Monitor *m1 = (Monitor*)monitor1;
Monitor *m2 = (Monitor*)monitor2;
if (m1->x < m2->x) {
return -1;
}
else
if (m1->x > m2->x) {
return 1;
}
else
if (m1->width < m2->width) {
return 1;
}
else
if (m1->width > m2->width) {
return -1;
}
else {
return 0;
}
}
void get_monitors_and_desktops()
{
int i;
if (server.monitor) free(server.monitor);
server.nb_monitor = 0;
server.monitor = 0;
int nb_monitor;
if (XineramaIsActive(server.dsp)) {
XineramaScreenInfo *info = XineramaQueryScreens(server.dsp, &nb_monitor);
if (info) {
int nb=0, j;
i = 0;
server.monitor = calloc(nb_monitor, sizeof(Monitor));
while (i < nb_monitor) {
for (j = 0; j < i; j++) {
if (info[i].x_org >= info[j].x_org && info[i].y_org >= info[j].y_org && (info[i].x_org+info[i].width) <= (info[j].x_org+info[j].width) && (info[i].y_org+info[i].height) <= (info[j].y_org+info[j].height)) {
if (info[i].x_org == info[j].x_org && info[i].y_org == info[j].y_org && info[i].width == info[j].width && info[i].height == info[j].height && nb == 0) {
// add the first monitor
break;
}
else {
// doesn't count monitor 'i' because it's included into another one
//fprintf(stderr, "monitor %d included into another one\n", i);
goto next;
}
}
}
server.monitor[nb].x = info[i].x_org;
server.monitor[nb].y = info[i].y_org;
server.monitor[nb].width = info[i].width;
server.monitor[nb].height = info[i].height;
nb++;
next:
i++;
}
XFree(info);
server.nb_monitor = nb;
// ordered monitor according to coordinate
qsort(server.monitor, server.nb_monitor, sizeof(Monitor), compareMonitor);
}
}
if (!server.nb_monitor) {
server.nb_monitor = 1;
server.monitor = calloc(server.nb_monitor, sizeof(Monitor));
server.monitor[0].x = server.monitor[0].y = 0;
server.monitor[0].width = DisplayWidth (server.dsp, server.screen);
server.monitor[0].height = DisplayHeight (server.dsp, server.screen);
}
// detect number of desktops
for (i=0 ; i < 15 ; i++) {
server.nb_desktop = server_get_number_of_desktop ();
if (server.nb_desktop > 0) break;
sleep(1);
}
if (server.nb_desktop == 0) {
server.nb_desktop = 1;
fprintf(stderr, "tint2 warning : cannot found number of desktop.\n");
}
fprintf(stderr, "nb monitor %d, nb desktop %d\n", server.nb_monitor, server.nb_desktop);
}
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