Dogcows Code - chaz/tint2/blob - src/server.c

   1 /**************************************************************************
   2 *
   3 * Tint2 panel
   4 *
   5 * Copyright (C) 2007 Pål Staurland (staura@gmail.com)
   6 * Modified (C) 2008 thierry lorthiois (lorthiois@bbsoft.fr)
   7 *
   8 * This program is free software; you can redistribute it and/or
   9 * modify it under the terms of the GNU General Public License version 2
  10 * as published by the Free Software Foundation.
  11 *
  12 * This program is distributed in the hope that it will be useful,
  13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 * GNU General Public License for more details.
  16 * You should have received a copy of the GNU General Public License
  17 * along with this program; if not, write to the Free Software
  18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  19 **************************************************************************/
  20
  21 #include <stdio.h>
  22 #include <stdlib.h>
  23
  24 #include "server.h"
  25 #include "panel.h"
  26 #include "task.h"
  27 #include "window.h"
  28
  29 void server_catch_error (Display *d, XErrorEvent *ev){}
  30
  31
  32 void server_init_atoms ()
  33 {
  34    server.atom._XROOTPMAP_ID = XInternAtom (server.dsp, "_XROOTPMAP_ID", False);
  35    server.atom._NET_CURRENT_DESKTOP = XInternAtom (server.dsp, "_NET_CURRENT_DESKTOP", False);
  36    server.atom._NET_NUMBER_OF_DESKTOPS = XInternAtom (server.dsp, "_NET_NUMBER_OF_DESKTOPS", False);
  37    server.atom._NET_DESKTOP_GEOMETRY = XInternAtom (server.dsp, "_NET_DESKTOP_GEOMETRY", False);
  38    server.atom._NET_DESKTOP_VIEWPORT = XInternAtom (server.dsp, "_NET_DESKTOP_VIEWPORT", False);
  39    server.atom._NET_ACTIVE_WINDOW = XInternAtom (server.dsp, "_NET_ACTIVE_WINDOW", False);
  40    server.atom._NET_WM_WINDOW_TYPE = XInternAtom (server.dsp, "_NET_WM_WINDOW_TYPE", False);
  41    server.atom._NET_WM_STATE_SKIP_PAGER = XInternAtom (server.dsp, "_NET_WM_STATE_SKIP_PAGER", False);
  42    server.atom._NET_WM_STATE_SKIP_TASKBAR = XInternAtom (server.dsp, "_NET_WM_STATE_SKIP_TASKBAR", False);
  43    server.atom._NET_WM_STATE_STICKY = XInternAtom (server.dsp, "_NET_WM_STATE_STICKY", False);
  44    server.atom._NET_WM_WINDOW_TYPE_DOCK = XInternAtom (server.dsp, "_NET_WM_WINDOW_TYPE_DOCK", False);
  45    server.atom._NET_WM_WINDOW_TYPE_DESKTOP = XInternAtom (server.dsp, "_NET_WM_WINDOW_TYPE_DESKTOP", False);
  46    server.atom._NET_WM_WINDOW_TYPE_TOOLBAR = XInternAtom (server.dsp, "_NET_WM_WINDOW_TYPE_TOOLBAR", False);
  47    server.atom._NET_WM_WINDOW_TYPE_MENU = XInternAtom (server.dsp, "_NET_WM_WINDOW_TYPE_MENU", False);
  48    server.atom._NET_WM_WINDOW_TYPE_SPLASH = XInternAtom (server.dsp, "_NET_WM_WINDOW_TYPE_SPLASH", False);
  49    server.atom._NET_WM_WINDOW_TYPE_DIALOG = XInternAtom (server.dsp, "_NET_WM_WINDOW_TYPE_DIALOG", False);
  50    server.atom._NET_WM_WINDOW_TYPE_NORMAL = XInternAtom (server.dsp, "_NET_WM_WINDOW_TYPE_NORMAL", False);
  51    server.atom._NET_WM_DESKTOP = XInternAtom (server.dsp, "_NET_WM_DESKTOP", False);
  52    server.atom.WM_STATE = XInternAtom (server.dsp, "WM_STATE", False);
  53    server.atom._NET_WM_STATE = XInternAtom (server.dsp, "_NET_WM_STATE", False);
  54    server.atom._NET_WM_STATE_SHADED = XInternAtom (server.dsp, "_NET_WM_STATE_SHADED", False);
  55    server.atom._NET_WM_STATE_BELOW = XInternAtom (server.dsp, "_NET_WM_STATE_BELOW", False);
  56    server.atom._NET_WM_STATE_MODAL = XInternAtom (server.dsp, "_NET_WM_STATE_MODAL", False);
  57    server.atom._NET_CLIENT_LIST = XInternAtom (server.dsp, "_NET_CLIENT_LIST", False);
  58    server.atom._NET_WM_VISIBLE_NAME = XInternAtom (server.dsp, "_NET_WM_VISIBLE_NAME", False);
  59    server.atom._NET_WM_NAME = XInternAtom (server.dsp, "_NET_WM_NAME", False);
  60    server.atom._NET_WM_STRUT = XInternAtom (server.dsp, "_NET_WM_STRUT", False);
  61    server.atom._NET_WM_ICON = XInternAtom (server.dsp, "_NET_WM_ICON", False);
  62    server.atom._NET_CLOSE_WINDOW = XInternAtom (server.dsp, "_NET_CLOSE_WINDOW", False);
  63    server.atom.UTF8_STRING = XInternAtom (server.dsp, "UTF8_STRING", False);
  64    server.atom._NET_SUPPORTING_WM_CHECK = XInternAtom (server.dsp, "_NET_SUPPORTING_WM_CHECK", False);
  65    server.atom._NET_SUPPORTING_WM_CHECK = XInternAtom (server.dsp, "_NET_WM_NAME", False);
  66    server.atom._WIN_LAYER = XInternAtom (server.dsp, "_WIN_LAYER", False);
  67    server.atom._NET_WM_STRUT_PARTIAL = XInternAtom (server.dsp, "_NET_WM_STRUT_PARTIAL", False);
  68    server.atom.WM_NAME = XInternAtom(server.dsp, "WM_NAME", False);
  69    server.atom.__SWM_VROOT = XInternAtom(server.dsp, "__SWM_VROOT", False);
  70    server.atom._MOTIF_WM_HINTS = XInternAtom(server.dsp, "_MOTIF_WM_HINTS", False);
  71 }
  72
  73
  74 void send_event32 (Window win, Atom at, long data1, long data2)
  75 {
  76    XEvent event;
  77
  78    event.xclient.type = ClientMessage;
  79    event.xclient.serial = 0;
  80    event.xclient.send_event = True;
  81    event.xclient.display = server.dsp;
  82    event.xclient.window = win;
  83    event.xclient.message_type = at;
  84
  85    event.xclient.format = 32;
  86    event.xclient.data.l[0] = data1;
  87    event.xclient.data.l[1] = data2;
  88    event.xclient.data.l[2] = 0;
  89    event.xclient.data.l[3] = 0;
  90    event.xclient.data.l[4] = 0;
  91
  92    XSendEvent(server.dsp, server.root_win, False, SubstructureRedirectMask|SubstructureNotifyMask, &event);
  93 }
  94
  95
  96 int get_property32 (Window win, Atom at, Atom type)
  97 {
  98    Atom type_ret;
  99    int format_ret = 0, data = 0;
 100    unsigned long nitems_ret = 0;
 101    unsigned long bafter_ret = 0;
 102    unsigned char *prop_value = 0;
 103    int result;
 104
 105    if (!win) return 0;
 106
 107    result = XGetWindowProperty(server.dsp, win, at, 0, 0x7fffffff, False, type, &type_ret, &format_ret, &nitems_ret, &bafter_ret, &prop_value);
 108
 109    if (result == Success && prop_value) {
 110       data = ((gulong*)prop_value)[0];
 111       XFree (prop_value);
 112    }
 113    return data;
 114 }
 115
 116
 117 void *server_get_property (Window win, Atom at, Atom type, int *num_results)
 118 {
 119    Atom type_ret;
 120    int format_ret = 0;
 121    unsigned long nitems_ret = 0;
 122    unsigned long bafter_ret = 0;
 123    unsigned char *prop_value;
 124    int result;
 125
 126    if (!win) return 0;
 127
 128    result = XGetWindowProperty(server.dsp, win, at, 0, 0x7fffffff, False, type, &type_ret, &format_ret, &nitems_ret, &bafter_ret, &prop_value);
 129
 130    /* Send back resultcount */
 131    if (num_results) *num_results = nitems_ret;
 132
 133    if (result == Success && prop_value) return prop_value;
 134    else return 0;
 135 }
 136
 137
 138 int compareMonitor(const void *monitor1, const void *monitor2)
 139 {
 140    Monitor *m1 = (Monitor*)monitor1;
 141    Monitor *m2 = (Monitor*)monitor2;
 142
 143    if (m1->x < m2->x) {
 144       return -1;
 145    }
 146    else
 147       if (m1->x > m2->x) {
 148          return 1;
 149       }
 150       else
 151          if (m1->width < m2->width) {
 152             return 1;
 153          }
 154          else
 155             if (m1->width > m2->width) {
 156                return -1;
 157             }
 158             else {
 159                return 0;
 160             }
 161 }
 162
 163
 164 void get_monitors()
 165 {
 166    if (server.monitor) free(server.monitor);
 167    server.nb_monitor = 0;
 168    server.monitor = 0;
 169
 170    int nb_monitor;
 171    if (XineramaIsActive(server.dsp)) {
 172       XineramaScreenInfo *info = XineramaQueryScreens(server.dsp, &nb_monitor);
 173
 174       if (info) {
 175          int i = 0, nb=0, j;
 176
 177          server.monitor = calloc(nb_monitor, sizeof(Monitor));
 178          while (i < nb_monitor) {
 179                  for (j = 0; j < i; j++) {
 180                                         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)) {
 181                                                 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) {
 182                                                         // add the first monitor
 183                                                         break;
 184                                                 }
 185                                                 else {
 186                                                         // doesn't count monitor 'i' because it's included into another one
 187                                         //fprintf(stderr, "monitor %d included into another one\n", i);
 188                                         goto next;
 189                                                 }
 190                                         }
 191                                 }
 192
 193                 //fprintf(stderr, "monitor %d added\n", i);
 194             server.monitor[nb].x = info[i].x_org;
 195             server.monitor[nb].y = info[i].y_org;
 196             server.monitor[nb].width = info[i].width;
 197             server.monitor[nb].height = info[i].height;
 198                                 nb++;
 199 next:
 200                                 i++;
 201          }
 202          XFree(info);
 203          server.nb_monitor = nb;
 204
 205          // ordered monitor according to coordinate
 206          qsort(server.monitor, server.nb_monitor, sizeof(Monitor), compareMonitor);
 207       }
 208    }
 209
 210    if (!server.nb_monitor) {
 211       server.nb_monitor = 1;
 212       server.monitor = calloc(server.nb_monitor, sizeof(Monitor));
 213       server.monitor[0].x = server.monitor[0].y = 0;
 214       server.monitor[0].width = DisplayWidth (server.dsp, server.screen);
 215       server.monitor[0].height = DisplayHeight (server.dsp, server.screen);
 216    }
 217 }
 218
 219