Dogcows Code - chaz/tint2/blob - src/systray/systraybar.c

   1 /**************************************************************************
   2 * Tint2 : systraybar
   3 *
   4 * Copyright (C) 2009 thierry lorthiois (lorthiois@bbsoft.fr)
   5 * based on 'docker-1.5' from Ben Jansens.
   6 *
   7 * This program is free software; you can redistribute it and/or
   8 * modify it under the terms of the GNU General Public License version 2
   9 * as published by the Free Software Foundation.
  10 *
  11 * This program is distributed in the hope that it will be useful,
  12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 * GNU General Public License for more details.
  15 * You should have received a copy of the GNU General Public License
  16 * along with this program; if not, write to the Free Software
  17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  18 **************************************************************************/
  19
  20 #include <X11/Xlib.h>
  21 #include <X11/Xutil.h>
  22 #include <X11/Xatom.h>
  23 #include <stdio.h>
  24 #include <stdlib.h>
  25 #include <string.h>
  26 #include <glib.h>
  27 #include <Imlib2.h>
  28 #include <X11/extensions/Xdamage.h>
  29 #include <X11/extensions/Xcomposite.h>
  30 #include <X11/extensions/Xrender.h>
  31
  32
  33 #include "systraybar.h"
  34 #include "server.h"
  35 #include "panel.h"
  36
  37 GSList *icons;
  38
  39 /* defined in the systray spec */
  40 #define SYSTEM_TRAY_REQUEST_DOCK    0
  41 #define SYSTEM_TRAY_BEGIN_MESSAGE   1
  42 #define SYSTEM_TRAY_CANCEL_MESSAGE  2
  43
  44 // selection window
  45 Window net_sel_win = None;
  46
  47 // freedesktop specification doesn't allow multi systray
  48 Systraybar systray;
  49 int refresh_systray;
  50 int systray_enabled;
  51 int systray_max_icon_size;
  52
  53 // background pixmap if we render ourselves the icons
  54 static Pixmap render_background = 0;
  55
  56
  57 void init_systray()
  58 {
  59         start_net();
  60
  61         if (!systray_enabled)
  62                 return;
  63
  64         if (!server.visual32 && (systray.alpha != 100 || systray.brightness != 0 || systray.saturation != 0)) {
  65                 printf("No 32 bit visual for your X implementation. 'systray_asb = 100 0 0' will be forced\n");
  66                 systray.alpha = 100;
  67                 systray.brightness = systray.saturation = 0;
  68         }
  69         systray.area._draw_foreground = draw_systray;
  70         systray.area._resize = resize_systray;
  71         systray.area.resize = 1;
  72         systray.area.redraw = 1;
  73         systray.area.on_screen = 1;
  74         refresh_systray = 0;
  75 }
  76
  77
  78 void init_systray_panel(void *p)
  79 {
  80         Panel *panel =(Panel*)p;
  81
  82         if (panel_horizontal) {
  83                 systray.area.posy = panel->area.bg->border.width + panel->area.paddingy;
  84                 systray.area.height = panel->area.height - (2 * systray.area.posy);
  85         }
  86         else {
  87                 systray.area.posx = panel->area.bg->border.width + panel->area.paddingy;
  88                 systray.area.width = panel->area.width - (2 * panel->area.bg->border.width) - (2 * panel->area.paddingy);
  89         }
  90         systray.area.parent = p;
  91         systray.area.panel = p;
  92 }
  93
  94
  95 void cleanup_systray()
  96 {
  97         systray_enabled = 0;
  98         systray_max_icon_size = 0;
  99         systray.area.on_screen = 0;
 100         free_area(&systray.area);
 101         if (render_background) {
 102                 XFreePixmap(server.dsp, render_background);
 103                 render_background = 0;
 104         }
 105 }
 106
 107
 108 void draw_systray(void *obj, cairo_t *c)
 109 {
 110         if (real_transparency || systray.alpha != 100 || systray.brightness != 0 || systray.saturation != 0) {
 111                 if (render_background) XFreePixmap(server.dsp, render_background);
 112                 render_background = XCreatePixmap(server.dsp, server.root_win, systray.area.width, systray.area.height, server.depth);
 113                 XCopyArea(server.dsp, systray.area.pix, render_background, server.gc, 0, 0, systray.area.width, systray.area.height, 0, 0);
 114         }
 115
 116         refresh_systray = 1;
 117 }
 118
 119
 120 void resize_systray(void *obj)
 121 {
 122         Systraybar *sysbar = obj;
 123         Panel *panel = sysbar->area.panel;
 124         TrayWindow *traywin;
 125         GSList *l;
 126         int count, icon_size;
 127         int icons_per_column=1, icons_per_row=1, marging=0;
 128
 129         if (panel_horizontal)
 130                 icon_size = sysbar->area.height;
 131         else
 132                 icon_size = sysbar->area.width;
 133         icon_size = icon_size - (2 * sysbar->area.bg->border.width) - (2 * sysbar->area.paddingy);
 134         if (systray_max_icon_size > 0 && icon_size > systray_max_icon_size)
 135                 icon_size = systray_max_icon_size;
 136         count = 0;
 137         for (l = systray.list_icons; l ; l = l->next) {
 138                 if (!((TrayWindow*)l->data)->hide)
 139                         count++;
 140         }
 141         //printf("count %d\n", count);
 142
 143         if (panel_horizontal) {
 144                 if (!count) systray.area.width = 0;
 145                 else {
 146                         int height = sysbar->area.height - 2*sysbar->area.bg->border.width - 2*sysbar->area.paddingy;
 147                         // here icons_per_column always higher than 0
 148                         icons_per_column = (height+sysbar->area.paddingx) / (icon_size+sysbar->area.paddingx);
 149                         marging = height - (icons_per_column-1)*(icon_size+sysbar->area.paddingx) - icon_size;
 150                         icons_per_row = count / icons_per_column + (count%icons_per_column != 0);
 151                         systray.area.width = (2 * systray.area.bg->border.width) + (2 * systray.area.paddingxlr) + (icon_size * icons_per_row) + ((icons_per_row-1) * systray.area.paddingx);
 152                 }
 153
 154                 systray.area.posx = panel->area.width - panel->area.bg->border.width - panel->area.paddingxlr - systray.area.width;
 155                 if (panel->clock.area.on_screen)
 156                         systray.area.posx -= (panel->clock.area.width + panel->area.paddingx);
 157 #ifdef ENABLE_BATTERY
 158                 if (panel->battery.area.on_screen)
 159                         systray.area.posx -= (panel->battery.area.width + panel->area.paddingx);
 160 #endif
 161         }
 162         else {
 163                 if (!count) systray.area.height = 0;
 164                 else {
 165                         int width = sysbar->area.width - 2*sysbar->area.bg->border.width - 2*sysbar->area.paddingy;
 166                         // here icons_per_row always higher than 0
 167                         icons_per_row = (width+sysbar->area.paddingx) / (icon_size+sysbar->area.paddingx);
 168                         marging = width - (icons_per_row-1)*(icon_size+sysbar->area.paddingx) - icon_size;
 169                         icons_per_column = count / icons_per_row+ (count%icons_per_row != 0);
 170                         systray.area.height = (2 * systray.area.bg->border.width) + (2 * systray.area.paddingxlr) + (icon_size * icons_per_column) + ((icons_per_column-1) * systray.area.paddingx);
 171                 }
 172
 173                 systray.area.posy = panel->area.bg->border.width + panel->area.paddingxlr;
 174                 if (panel->clock.area.on_screen)
 175                         systray.area.posy += (panel->clock.area.height + panel->area.paddingx);
 176 #ifdef ENABLE_BATTERY
 177                 if (panel->battery.area.on_screen)
 178                         systray.area.posy += (panel->battery.area.height + panel->area.paddingx);
 179 #endif
 180         }
 181
 182         int i, posx, posy;
 183         int start = panel->area.bg->border.width + panel->area.paddingy + systray.area.bg->border.width + systray.area.paddingy +marging/2;
 184         if (panel_horizontal) {
 185                 posy = start;
 186                 posx = systray.area.posx + systray.area.bg->border.width + systray.area.paddingxlr;
 187         }
 188         else {
 189                 posx = start;
 190                 posy = systray.area.posy + systray.area.bg->border.width + systray.area.paddingxlr;
 191         }
 192
 193         for (i=1, l = systray.list_icons; l ; i++, l = l->next) {
 194                 traywin = (TrayWindow*)l->data;
 195                 if (traywin->hide) continue;
 196
 197                 traywin->y = posy;
 198                 traywin->x = posx;
 199                 traywin->width = icon_size;
 200                 traywin->height = icon_size;
 201                 if (panel_horizontal) {
 202                         if (i % icons_per_column)
 203                                 posy += icon_size + sysbar->area.paddingx;
 204                         else {
 205                                 posy = start;
 206                                 posx += (icon_size + systray.area.paddingx);
 207                         }
 208                 }
 209                 else {
 210                         if (i % icons_per_row)
 211                                 posx += icon_size + systray.area.paddingx;
 212                         else {
 213                                 posx = start;
 214                                 posy += (icon_size + systray.area.paddingx);
 215                         }
 216                 }
 217
 218                 // position and size the icon window
 219                 XMoveResizeWindow(server.dsp, traywin->id, traywin->x, traywin->y, icon_size, icon_size);
 220                 XResizeWindow(server.dsp, traywin->tray_id, icon_size, icon_size);
 221         }
 222         // resize force the redraw
 223         systray.area.redraw = 1;
 224 }
 225
 226
 227 // ***********************************************
 228 // systray protocol
 229
 230 void start_net()
 231 {
 232         if (net_sel_win) {
 233                 // protocol already started
 234                 if (!systray_enabled)
 235                         stop_net();
 236                 return;
 237         }
 238         else
 239                 if (!systray_enabled)
 240                         return;
 241
 242         Window win = XGetSelectionOwner(server.dsp, server.atom._NET_SYSTEM_TRAY_SCREEN);
 243
 244         // freedesktop systray specification
 245         if (win != None) {
 246                 // search pid
 247                 Atom _NET_WM_PID, actual_type;
 248                 int actual_format;
 249                 unsigned long nitems;
 250                 unsigned long bytes_after;
 251                 unsigned char *prop = 0;
 252                 int pid;
 253
 254                 _NET_WM_PID = XInternAtom(server.dsp, "_NET_WM_PID", True);
 255                 int ret = XGetWindowProperty(server.dsp, win, _NET_WM_PID, 0, 1024, False, AnyPropertyType, &actual_type, &actual_format, &nitems, &bytes_after, &prop);
 256
 257                 fprintf(stderr, "tint2 : another systray is running");
 258                 if (ret == Success && prop) {
 259                         pid = prop[1] * 256;
 260                         pid += prop[0];
 261                         fprintf(stderr, " pid=%d", pid);
 262                 }
 263                 fprintf(stderr, "\n");
 264                 return;
 265         }
 266
 267         // init systray protocol
 268         net_sel_win = XCreateSimpleWindow(server.dsp, server.root_win, -1, -1, 1, 1, 0, 0, 0);
 269
 270         // v0.3 trayer specification. tint2 always horizontal.
 271         // Vertical panel will draw the systray horizontal.
 272         int orient = 0;
 273         XChangeProperty(server.dsp, net_sel_win, server.atom._NET_SYSTEM_TRAY_ORIENTATION, XA_CARDINAL, 32, PropModeReplace, (unsigned char *) &orient, 1);
 274         VisualID vid;
 275         if (server.visual32 && (systray.alpha != 100 || systray.brightness != 0 || systray.saturation != 0))
 276                 vid = XVisualIDFromVisual(server.visual32);
 277         else
 278                 vid = XVisualIDFromVisual(server.visual);
 279         XChangeProperty(server.dsp, net_sel_win, XInternAtom(server.dsp, "_NET_SYSTEM_TRAY_VISUAL", False), XA_VISUALID, 32, PropModeReplace, (unsigned char*)&vid, 1);
 280
 281         XSetSelectionOwner(server.dsp, server.atom._NET_SYSTEM_TRAY_SCREEN, net_sel_win, CurrentTime);
 282         if (XGetSelectionOwner(server.dsp, server.atom._NET_SYSTEM_TRAY_SCREEN) != net_sel_win) {
 283                 stop_net();
 284                 fprintf(stderr, "tint2 : can't get systray manager\n");
 285                 return;
 286         }
 287
 288         //fprintf(stderr, "tint2 : systray started\n");
 289         XClientMessageEvent ev;
 290         ev.type = ClientMessage;
 291         ev.window = server.root_win;
 292         ev.message_type = server.atom.MANAGER;
 293         ev.format = 32;
 294         ev.data.l[0] = CurrentTime;
 295         ev.data.l[1] = server.atom._NET_SYSTEM_TRAY_SCREEN;
 296         ev.data.l[2] = net_sel_win;
 297         ev.data.l[3] = 0;
 298         ev.data.l[4] = 0;
 299         XSendEvent(server.dsp, server.root_win, False, StructureNotifyMask, (XEvent*)&ev);
 300 }
 301
 302
 303 void stop_net()
 304 {
 305         //fprintf(stderr, "tint2 : systray stopped\n");
 306         if (systray.list_icons) {
 307                 // remove_icon change systray.list_icons
 308                 while(systray.list_icons)
 309                         remove_icon((TrayWindow*)systray.list_icons->data);
 310
 311                 g_slist_free(systray.list_icons);
 312                 systray.list_icons = 0;
 313         }
 314
 315         if (net_sel_win != None) {
 316                 XDestroyWindow(server.dsp, net_sel_win);
 317                 net_sel_win = None;
 318         }
 319 }
 320
 321
 322 gboolean error;
 323 int window_error_handler(Display *d, XErrorEvent *e)
 324 {
 325         d=d;e=e;
 326         error = TRUE;
 327         if (e->error_code != BadWindow) {
 328                 printf("error_handler %d\n", e->error_code);
 329         }
 330         return 0;
 331 }
 332
 333
 334 static gint compare_traywindows(gconstpointer a, gconstpointer b)
 335 {
 336         const TrayWindow * traywin_a = (TrayWindow*)a;
 337         const TrayWindow * traywin_b = (TrayWindow*)b;
 338         XTextProperty name_a, name_b;
 339
 340         if(XGetWMName(server.dsp, traywin_a->tray_id, &name_a) == 0) {
 341                 return -1;
 342         }
 343         else if(XGetWMName(server.dsp, traywin_b->tray_id, &name_b) == 0) {
 344                 XFree(name_a.value);
 345                 return 1;
 346         }
 347         else {
 348                 gint retval = g_ascii_strncasecmp((char*)name_a.value, (char*)name_b.value, -1) * systray.sort;
 349                 XFree(name_a.value);
 350                 XFree(name_b.value);
 351                 return retval;
 352         }
 353 }
 354
 355
 356 gboolean add_icon(Window id)
 357 {
 358         TrayWindow *traywin;
 359         XErrorHandler old;
 360         Panel *panel = systray.area.panel;
 361         int hide = 0;
 362
 363         error = FALSE;
 364         XWindowAttributes attr;
 365         if ( XGetWindowAttributes(server.dsp, id, &attr) == False ) return FALSE;
 366         unsigned long mask = 0;
 367         XSetWindowAttributes set_attr;
 368         printf("icon with depth: %d\n", attr.depth);
 369         if (attr.depth != server.depth || systray.alpha != 100 || systray.brightness != 0 || systray.saturation != 0) {
 370                 set_attr.colormap = attr.colormap;
 371                 set_attr.background_pixel = 0;
 372                 set_attr.border_pixel = 0;
 373                 mask = CWColormap|CWBackPixel|CWBorderPixel;
 374         }
 375         else {
 376                 set_attr.background_pixmap = ParentRelative;
 377                 mask = CWBackPixmap;
 378         }
 379         Window parent_window;
 380         parent_window = XCreateWindow(server.dsp, panel->main_win, 0, 0, 30, 30, 0, attr.depth, InputOutput, attr.visual, mask, &set_attr);
 381         old = XSetErrorHandler(window_error_handler);
 382         XReparentWindow(server.dsp, id, parent_window, 0, 0);
 383         XSync(server.dsp, False);
 384         XSetErrorHandler(old);
 385         if (error != FALSE) {
 386                 fprintf(stderr, "tint2 : not icon_swallow\n");
 387                 XDestroyWindow(server.dsp, parent_window);
 388                 return FALSE;
 389         }
 390
 391         {
 392                 Atom acttype;
 393                 int actfmt;
 394                 unsigned long nbitem, bytes;
 395                 unsigned char *data = 0;
 396                 int ret;
 397
 398                 ret = XGetWindowProperty(server.dsp, id, server.atom._XEMBED_INFO, 0, 2, False, server.atom._XEMBED_INFO, &acttype, &actfmt, &nbitem, &bytes, &data);
 399                 if (ret == Success) {
 400                         if (data) {
 401                                 if (nbitem == 2) {
 402                                         //hide = ((data[1] & XEMBED_MAPPED) == 0);
 403                                         //printf("hide %d\n", hide);
 404                                 }
 405                                 XFree(data);
 406                         }
 407                 }
 408                 else {
 409                         fprintf(stderr, "tint2 : xembed error\n");
 410                         XDestroyWindow(server.dsp, parent_window);
 411                         return FALSE;
 412                 }
 413         }
 414         {
 415                 XEvent e;
 416                 e.xclient.type = ClientMessage;
 417                 e.xclient.serial = 0;
 418                 e.xclient.send_event = True;
 419                 e.xclient.message_type = server.atom._XEMBED;
 420                 e.xclient.window = id;
 421                 e.xclient.format = 32;
 422                 e.xclient.data.l[0] = CurrentTime;
 423                 e.xclient.data.l[1] = XEMBED_EMBEDDED_NOTIFY;
 424                 e.xclient.data.l[2] = 0;
 425                 e.xclient.data.l[3] = parent_window;
 426                 e.xclient.data.l[4] = 0;
 427                 XSendEvent(server.dsp, id, False, 0xFFFFFF, &e);
 428         }
 429
 430         printf("Adding systray with window: %d\n", id);
 431         traywin = g_new0(TrayWindow, 1);
 432         traywin->id = parent_window;
 433         traywin->tray_id = id;
 434         traywin->hide = hide;
 435         traywin->depth = attr.depth;
 436         traywin->damage = 0;
 437
 438         if (systray.sort == 3)
 439                 systray.list_icons = g_slist_prepend(systray.list_icons, traywin);
 440         else if (systray.sort == 2)
 441                 systray.list_icons = g_slist_append(systray.list_icons, traywin);
 442         else
 443                 systray.list_icons = g_slist_insert_sorted(systray.list_icons, traywin, compare_traywindows);
 444         systray.area.resize = 1;
 445         //printf("add_icon id %lx, %d\n", id, g_slist_length(systray.list_icons));
 446
 447         // watch for the icon trying to resize itself!
 448         XSelectInput(server.dsp, traywin->tray_id, StructureNotifyMask);
 449         if (real_transparency || systray.alpha != 100 || systray.brightness != 0 || systray.saturation != 0) {
 450                 traywin->damage = XDamageCreate(server.dsp, traywin->id, XDamageReportRawRectangles);
 451                 XCompositeRedirectWindow(server.dsp, traywin->id, CompositeRedirectManual);
 452         }
 453
 454         // show the window
 455         if (!traywin->hide)
 456                 XMapWindow(server.dsp, traywin->tray_id);
 457         if (!traywin->hide && !panel->is_hidden)
 458                 XMapRaised(server.dsp, traywin->id);
 459
 460         // changed in systray force resize on panel
 461         panel->area.resize = 1;
 462         panel_refresh = 1;
 463         return TRUE;
 464 }
 465
 466
 467 void remove_icon(TrayWindow *traywin)
 468 {
 469         XErrorHandler old;
 470
 471         printf("Removing systray with window: %d\n", traywin->tray_id);
 472         // remove from our list
 473         systray.list_icons = g_slist_remove(systray.list_icons, traywin);
 474         systray.area.resize = 1;
 475         //printf("remove_icon id %lx, %d\n", traywin->id);
 476
 477         XSelectInput(server.dsp, traywin->tray_id, NoEventMask);
 478         if (traywin->damage)
 479                 XDamageDestroy(server.dsp, traywin->damage);
 480
 481         // reparent to root
 482         error = FALSE;
 483         old = XSetErrorHandler(window_error_handler);
 484         if (!traywin->hide)
 485                 XUnmapWindow(server.dsp, traywin->tray_id);
 486         XReparentWindow(server.dsp, traywin->tray_id, server.root_win, 0, 0);
 487         XDestroyWindow(server.dsp, traywin->id);
 488         XSync(server.dsp, False);
 489         XSetErrorHandler(old);
 490         if (traywin->render_timeout)
 491                 stop_timeout(traywin->render_timeout);
 492         g_free(traywin);
 493
 494         // changed in systray force resize on panel
 495         Panel *panel = systray.area.panel;
 496         panel->area.resize = 1;
 497         panel_refresh = 1;
 498 }
 499
 500
 501 void net_message(XClientMessageEvent *e)
 502 {
 503         unsigned long opcode;
 504         Window id;
 505
 506         opcode = e->data.l[1];
 507         switch (opcode) {
 508                 case SYSTEM_TRAY_REQUEST_DOCK:
 509                         id = e->data.l[2];
 510                         if (id) add_icon(id);
 511                         break;
 512
 513                 case SYSTEM_TRAY_BEGIN_MESSAGE:
 514                 case SYSTEM_TRAY_CANCEL_MESSAGE:
 515                         // we don't show baloons messages.
 516                         break;
 517
 518                 default:
 519                         if (opcode == server.atom._NET_SYSTEM_TRAY_MESSAGE_DATA)
 520                                 printf("message from dockapp: %s\n", e->data.b);
 521                         else
 522                                 fprintf(stderr, "SYSTEM_TRAY : unknown message type\n");
 523                         break;
 524         }
 525 }
 526
 527 void systray_render_icon_now(void* t)
 528 {
 529         // we end up in this function only in real transparency mode or if systray_task_asb != 100 0 0
 530         // we made also sure, that we always have a 32 bit visual, i.e. we can safely create 32 bit pixmaps here
 531         TrayWindow* traywin = t;
 532         traywin->render_timeout = 0;
 533
 534         // good systray icons support 32 bit depth, but some icons are still 24 bit.
 535         // We create a heuristic mask for these icons, i.e. we get the rgb value in the top left corner, and
 536         // mask out all pixel with the same rgb value
 537         Panel* panel = systray.area.panel;
 538
 539         // Very ugly hack, but somehow imlib2 is not able to get the image from the traywindow itself,
 540         // so we first render the tray window onto a pixmap, and then we tell imlib2 to use this pixmap as
 541         // drawable. If someone knows why it does not work with the traywindow itself, please tell me ;)
 542         Pixmap tmp_pmap = XCreatePixmap(server.dsp, server.root_win, traywin->width, traywin->height, 32);
 543         XRenderPictFormat* f;
 544         if (traywin->depth == 24)
 545                 f = XRenderFindStandardFormat(server.dsp, PictStandardRGB24);
 546         else if (traywin->depth == 32)
 547                 f = XRenderFindStandardFormat(server.dsp, PictStandardARGB32);
 548         else {
 549                 printf("Strange tray icon found with depth: %d\n", traywin->depth);
 550                 return;
 551         }
 552         Picture pict_image;
 553         if (real_transparency)
 554                 pict_image = XRenderCreatePicture(server.dsp, traywin->id, f, 0, 0);
 555         else
 556                 pict_image = XRenderCreatePicture(server.dsp, traywin->tray_id, f, 0, 0);
 557         Picture pict_drawable = XRenderCreatePicture(server.dsp, tmp_pmap, XRenderFindVisualFormat(server.dsp, server.visual32), 0, 0);
 558         XRenderComposite(server.dsp, PictOpSrc, pict_image, None, pict_drawable, 0, 0, 0, 0, 0, 0, traywin->width, traywin->height);
 559         XRenderFreePicture(server.dsp, pict_image);
 560         XRenderFreePicture(server.dsp, pict_drawable);
 561         // end of the ugly hack and we can continue as before
 562
 563         imlib_context_set_visual(server.visual32);
 564         imlib_context_set_colormap(server.colormap32);
 565         imlib_context_set_drawable(tmp_pmap);
 566         Imlib_Image image = imlib_create_image_from_drawable(0, 0, 0, traywin->width, traywin->height, 1);
 567         if (image == 0)
 568                 return;
 569
 570         imlib_context_set_image(image);
 571         imlib_image_set_has_alpha(1);
 572         DATA32* data = imlib_image_get_data();
 573         if (traywin->depth == 24) {
 574                 createHeuristicMask(data, traywin->width, traywin->height);
 575         }
 576         if (systray.alpha != 100 || systray.brightness != 0 || systray.saturation != 0)
 577                 adjust_asb(data, traywin->width, traywin->height, systray.alpha, (float)systray.saturation/100, (float)systray.brightness/100);
 578         imlib_image_put_back_data(data);
 579         XCopyArea(server.dsp, render_background, systray.area.pix, server.gc, traywin->x-systray.area.posx, traywin->y-systray.area.posy, traywin->width, traywin->height, traywin->x-systray.area.posx, traywin->y-systray.area.posy);
 580         render_image(systray.area.pix, traywin->x-systray.area.posx, traywin->y-systray.area.posy, traywin->width, traywin->height);
 581         XCopyArea(server.dsp, systray.area.pix, panel->main_win, server.gc, traywin->x-systray.area.posx, traywin->y-systray.area.posy, traywin->width, traywin->height, traywin->x, traywin->y);
 582         imlib_free_image_and_decache();
 583         XFreePixmap(server.dsp, tmp_pmap);
 584         imlib_context_set_visual(server.visual);
 585         imlib_context_set_colormap(server.colormap);
 586
 587         if (traywin->damage)
 588                 XDamageSubtract(server.dsp, traywin->damage, None, None);
 589         XFlush(server.dsp);
 590 }
 591
 592
 593 void systray_render_icon(TrayWindow* traywin)
 594 {
 595         if (real_transparency || systray.alpha != 100 || systray.brightness != 0 || systray.saturation != 0) {
 596                 // wine tray icons update whenever mouse is over them, so we limit the updates to 50 ms
 597                 if (traywin->render_timeout == 0)
 598                         traywin->render_timeout = add_timeout(50, 0, systray_render_icon_now, traywin);
 599         }
 600         else {
 601                 // comment by andreas: I'm still not sure, what exactly we need to do here... Somehow trayicons which do not
 602                 // offer the same depth as tint2 does, need to draw a background pixmap, but this cannot be done with
 603                 // XCopyArea... So we actually need XRenderComposite???
 604 //                      Pixmap pix = XCreatePixmap(server.dsp, server.root_win, traywin->width, traywin->height, server.depth);
 605 //                      XCopyArea(server.dsp, panel->temp_pmap, pix, server.gc, traywin->x, traywin->y, traywin->width, traywin->height, 0, 0);
 606 //                      XSetWindowBackgroundPixmap(server.dsp, traywin->id, pix);
 607                 XClearArea(server.dsp, traywin->tray_id, 0, 0, traywin->width, traywin->height, True);
 608         }
 609 }
 610
 611
 612 void refresh_systray_icon()
 613 {
 614         TrayWindow *traywin;
 615         GSList *l;
 616         for (l = systray.list_icons; l ; l = l->next) {
 617                 traywin = (TrayWindow*)l->data;
 618                 if (traywin->hide) continue;
 619                 systray_render_icon(traywin);
 620         }
 621 }