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

   1 /**************************************************************************
   2 * Tint2 : systraybar
   3 *
   4 * Copyright (C) 2009 thierry lorthiois (lorthiois@bbsoft.fr) from Omega distribution
   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;
  55
  56
  57 void default_systray()
  58 {
  59         memset(&systray, 0, sizeof(Systraybar));
  60         render_background = 0;
  61         systray.alpha = 100;
  62         systray.sort = 3;
  63         systray.area._draw_foreground = draw_systray;
  64         systray.area._on_change_layout = on_change_systray;
  65         systray.area.size_mode = SIZE_BY_CONTENT;
  66         systray.area._resize = resize_systray;
  67 }
  68
  69 void cleanup_systray()
  70 {
  71         stop_net();
  72         systray_enabled = 0;
  73         systray_max_icon_size = 0;
  74         systray.area.on_screen = 0;
  75         free_area(&systray.area);
  76         if (render_background) {
  77                 XFreePixmap(server.dsp, render_background);
  78                 render_background = 0;
  79         }
  80 }
  81
  82 void init_systray()
  83 {
  84         start_net();
  85
  86         if (!systray_enabled)
  87                 return;
  88
  89         if (!server.visual32 && (systray.alpha != 100 || systray.brightness != 0 || systray.saturation != 0)) {
  90                 printf("No 32 bit visual for your X implementation. 'systray_asb = 100 0 0' will be forced\n");
  91                 systray.alpha = 100;
  92                 systray.brightness = systray.saturation = 0;
  93         }
  94 }
  95
  96
  97 void init_systray_panel(void *p)
  98 {
  99         systray.area.parent = p;
 100         systray.area.panel = p;
 101         if (systray.area.bg == 0)
 102                 systray.area.bg = &g_array_index(backgrounds, Background, 0);
 103
 104         GSList *l;
 105         int count = 0;
 106         for (l = systray.list_icons; l ; l = l->next) {
 107                 if (!((TrayWindow*)l->data)->hide)
 108                         count++;
 109         }
 110         if (count == 0)
 111                 hide(&systray.area);
 112         else
 113                 show(&systray.area);
 114         refresh_systray = 0;
 115 }
 116
 117
 118 void draw_systray(void *obj, cairo_t *c)
 119 {
 120         if (server.real_transparency || systray.alpha != 100 || systray.brightness != 0 || systray.saturation != 0) {
 121                 if (render_background) XFreePixmap(server.dsp, render_background);
 122                 render_background = XCreatePixmap(server.dsp, server.root_win, systray.area.width, systray.area.height, server.depth);
 123                 XCopyArea(server.dsp, systray.area.pix, render_background, server.gc, 0, 0, systray.area.width, systray.area.height, 0, 0);
 124         }
 125
 126         refresh_systray = 1;
 127 }
 128
 129
 130 int resize_systray(void *obj)
 131 {
 132         Systraybar *sysbar = obj;
 133         GSList *l;
 134         int count;
 135
 136         if (panel_horizontal)
 137                 sysbar->icon_size = sysbar->area.height;
 138         else
 139                 sysbar->icon_size = sysbar->area.width;
 140         sysbar->icon_size = sysbar->icon_size - (2 * sysbar->area.bg->border.width) - (2 * sysbar->area.paddingy);
 141         if (systray_max_icon_size > 0 && sysbar->icon_size > systray_max_icon_size)
 142                 sysbar->icon_size = systray_max_icon_size;
 143         count = 0;
 144         for (l = systray.list_icons; l ; l = l->next) {
 145                 if (!((TrayWindow*)l->data)->hide)
 146                         count++;
 147         }
 148         //printf("count %d\n", count);
 149
 150         if (panel_horizontal) {
 151                 int height = sysbar->area.height - 2*sysbar->area.bg->border.width - 2*sysbar->area.paddingy;
 152                 // here icons_per_column always higher than 0
 153                 sysbar->icons_per_column = (height+sysbar->area.paddingx) / (sysbar->icon_size+sysbar->area.paddingx);
 154                 sysbar->marging = height - (sysbar->icons_per_column-1)*(sysbar->icon_size+sysbar->area.paddingx) - sysbar->icon_size;
 155                 sysbar->icons_per_row = count / sysbar->icons_per_column + (count%sysbar->icons_per_column != 0);
 156                 systray.area.width = (2 * systray.area.bg->border.width) + (2 * systray.area.paddingxlr) + (sysbar->icon_size * sysbar->icons_per_row) + ((sysbar->icons_per_row-1) * systray.area.paddingx);
 157         }
 158         else {
 159                 int width = sysbar->area.width - 2*sysbar->area.bg->border.width - 2*sysbar->area.paddingy;
 160                 // here icons_per_row always higher than 0
 161                 sysbar->icons_per_row = (width+sysbar->area.paddingx) / (sysbar->icon_size+sysbar->area.paddingx);
 162                 sysbar->marging = width - (sysbar->icons_per_row-1)*(sysbar->icon_size+sysbar->area.paddingx) - sysbar->icon_size;
 163                 sysbar->icons_per_column = count / sysbar->icons_per_row+ (count%sysbar->icons_per_row != 0);
 164                 systray.area.height = (2 * systray.area.bg->border.width) + (2 * systray.area.paddingxlr) + (sysbar->icon_size * sysbar->icons_per_column) + ((sysbar->icons_per_column-1) * systray.area.paddingx);
 165         }
 166         return 1;
 167 }
 168
 169
 170 void on_change_systray (void *obj)
 171 {
 172         // here, systray.area.posx/posy are defined by rendering engine. so we can calculate position of tray icon.
 173         Systraybar *sysbar = obj;
 174         Panel *panel = sysbar->area.panel;
 175         int i, posx, posy;
 176         int start = panel->area.bg->border.width + panel->area.paddingy + systray.area.bg->border.width + systray.area.paddingy + sysbar->marging/2;
 177         if (panel_horizontal) {
 178                 posy = start;
 179                 posx = systray.area.posx + systray.area.bg->border.width + systray.area.paddingxlr;
 180         }
 181         else {
 182                 posx = start;
 183                 posy = systray.area.posy + systray.area.bg->border.width + systray.area.paddingxlr;
 184         }
 185
 186         TrayWindow *traywin;
 187         GSList *l;
 188         for (i=1, l = systray.list_icons; l ; i++, l = l->next) {
 189                 traywin = (TrayWindow*)l->data;
 190                 if (traywin->hide) continue;
 191
 192                 traywin->y = posy;
 193                 traywin->x = posx;
 194                 //printf("systray %d : %d,%d\n", i, posx, posy);
 195                 traywin->width = sysbar->icon_size;
 196                 traywin->height = sysbar->icon_size;
 197                 if (panel_horizontal) {
 198                         if (i % sysbar->icons_per_column)
 199                                 posy += sysbar->icon_size + sysbar->area.paddingx;
 200                         else {
 201                                 posy = start;
 202                                 posx += (sysbar->icon_size + systray.area.paddingx);
 203                         }
 204                 }
 205                 else {
 206                         if (i % sysbar->icons_per_row)
 207                                 posx += sysbar->icon_size + systray.area.paddingx;
 208                         else {
 209                                 posx = start;
 210                                 posy += (sysbar->icon_size + systray.area.paddingx);
 211                         }
 212                 }
 213
 214                 // position and size the icon window
 215                 XMoveResizeWindow(server.dsp, traywin->id, traywin->x, traywin->y, sysbar->icon_size, sysbar->icon_size);
 216                 XResizeWindow(server.dsp, traywin->tray_id, sysbar->icon_size, sysbar->icon_size);
 217         }
 218 }
 219
 220
 221 // ***********************************************
 222 // systray protocol
 223
 224 void start_net()
 225 {
 226         if (net_sel_win) {
 227                 // protocol already started
 228                 if (!systray_enabled)
 229                         stop_net();
 230                 return;
 231         }
 232         else
 233                 if (!systray_enabled)
 234                         return;
 235
 236         Window win = XGetSelectionOwner(server.dsp, server.atom._NET_SYSTEM_TRAY_SCREEN);
 237
 238         // freedesktop systray specification
 239         if (win != None) {
 240                 // search pid
 241                 Atom _NET_WM_PID, actual_type;
 242                 int actual_format;
 243                 unsigned long nitems;
 244                 unsigned long bytes_after;
 245                 unsigned char *prop = 0;
 246                 int pid;
 247
 248                 _NET_WM_PID = XInternAtom(server.dsp, "_NET_WM_PID", True);
 249                 int ret = XGetWindowProperty(server.dsp, win, _NET_WM_PID, 0, 1024, False, AnyPropertyType, &actual_type, &actual_format, &nitems, &bytes_after, &prop);
 250
 251                 fprintf(stderr, "tint2 : another systray is running");
 252                 if (ret == Success && prop) {
 253                         pid = prop[1] * 256;
 254                         pid += prop[0];
 255                         fprintf(stderr, " pid=%d", pid);
 256                 }
 257                 fprintf(stderr, "\n");
 258                 return;
 259         }
 260
 261         // init systray protocol
 262         net_sel_win = XCreateSimpleWindow(server.dsp, server.root_win, -1, -1, 1, 1, 0, 0, 0);
 263
 264         // v0.3 trayer specification. tint2 always horizontal.
 265         // Vertical panel will draw the systray horizontal.
 266         long orient = 0;
 267         XChangeProperty(server.dsp, net_sel_win, server.atom._NET_SYSTEM_TRAY_ORIENTATION, XA_CARDINAL, 32, PropModeReplace, (unsigned char *) &orient, 1);
 268         VisualID vid;
 269         if (server.visual32 && (systray.alpha != 100 || systray.brightness != 0 || systray.saturation != 0))
 270                 vid = XVisualIDFromVisual(server.visual32);
 271         else
 272                 vid = XVisualIDFromVisual(server.visual);
 273         XChangeProperty(server.dsp, net_sel_win, XInternAtom(server.dsp, "_NET_SYSTEM_TRAY_VISUAL", False), XA_VISUALID, 32, PropModeReplace, (unsigned char*)&vid, 1);
 274
 275         XSetSelectionOwner(server.dsp, server.atom._NET_SYSTEM_TRAY_SCREEN, net_sel_win, CurrentTime);
 276         if (XGetSelectionOwner(server.dsp, server.atom._NET_SYSTEM_TRAY_SCREEN) != net_sel_win) {
 277                 stop_net();
 278                 fprintf(stderr, "tint2 : can't get systray manager\n");
 279                 return;
 280         }
 281
 282         //fprintf(stderr, "tint2 : systray started\n");
 283         XClientMessageEvent ev;
 284         ev.type = ClientMessage;
 285         ev.window = server.root_win;
 286         ev.message_type = server.atom.MANAGER;
 287         ev.format = 32;
 288         ev.data.l[0] = CurrentTime;
 289         ev.data.l[1] = server.atom._NET_SYSTEM_TRAY_SCREEN;
 290         ev.data.l[2] = net_sel_win;
 291         ev.data.l[3] = 0;
 292         ev.data.l[4] = 0;
 293         XSendEvent(server.dsp, server.root_win, False, StructureNotifyMask, (XEvent*)&ev);
 294 }
 295
 296
 297 void stop_net()
 298 {
 299         //fprintf(stderr, "tint2 : systray stopped\n");
 300         if (systray.list_icons) {
 301                 // remove_icon change systray.list_icons
 302                 while(systray.list_icons)
 303                         remove_icon((TrayWindow*)systray.list_icons->data);
 304
 305                 g_slist_free(systray.list_icons);
 306                 systray.list_icons = 0;
 307         }
 308
 309         if (net_sel_win != None) {
 310                 XDestroyWindow(server.dsp, net_sel_win);
 311                 net_sel_win = None;
 312         }
 313 }
 314
 315
 316 gboolean error;
 317 int window_error_handler(Display *d, XErrorEvent *e)
 318 {
 319         d=d;e=e;
 320         error = TRUE;
 321         if (e->error_code != BadWindow) {
 322                 printf("error_handler %d\n", e->error_code);
 323         }
 324         return 0;
 325 }
 326
 327
 328 static gint compare_traywindows(gconstpointer a, gconstpointer b)
 329 {
 330         const TrayWindow * traywin_a = (TrayWindow*)a;
 331         const TrayWindow * traywin_b = (TrayWindow*)b;
 332         XTextProperty name_a, name_b;
 333
 334         if(XGetWMName(server.dsp, traywin_a->tray_id, &name_a) == 0) {
 335                 return -1;
 336         }
 337         else if(XGetWMName(server.dsp, traywin_b->tray_id, &name_b) == 0) {
 338                 XFree(name_a.value);
 339                 return 1;
 340         }
 341         else {
 342                 gint retval = g_ascii_strncasecmp((char*)name_a.value, (char*)name_b.value, -1) * systray.sort;
 343                 XFree(name_a.value);
 344                 XFree(name_b.value);
 345                 return retval;
 346         }
 347 }
 348
 349
 350 gboolean add_icon(Window id)
 351 {
 352         TrayWindow *traywin;
 353         XErrorHandler old;
 354         Panel *panel = systray.area.panel;
 355         int hide = 0;
 356
 357         // watch for the icon trying to resize itself / closing again!
 358         XSelectInput(server.dsp, id, StructureNotifyMask);
 359
 360         error = FALSE;
 361         XWindowAttributes attr;
 362         if ( XGetWindowAttributes(server.dsp, id, &attr) == False ) return FALSE;
 363         unsigned long mask = 0;
 364         XSetWindowAttributes set_attr;
 365         Visual* visual = server.visual;
 366         //printf("icon with depth: %d, width %d, height %d\n", attr.depth, attr.width, attr.height);
 367         //printf("icon with depth: %d\n", attr.depth);
 368         if (attr.depth != server.depth || systray.alpha != 100 || systray.brightness != 0 || systray.saturation != 0) {
 369                 visual = attr.visual;
 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, 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         traywin = g_new0(TrayWindow, 1);
 431         traywin->id = parent_window;
 432         traywin->tray_id = id;
 433         traywin->hide = hide;
 434         traywin->depth = attr.depth;
 435         traywin->damage = 0;
 436
 437         if (systray.area.on_screen == 0)
 438                 show(&systray.area);
 439
 440         if (systray.sort == 3)
 441                 systray.list_icons = g_slist_prepend(systray.list_icons, traywin);
 442         else if (systray.sort == 2)
 443                 systray.list_icons = g_slist_append(systray.list_icons, traywin);
 444         else
 445                 systray.list_icons = g_slist_insert_sorted(systray.list_icons, traywin, compare_traywindows);
 446         //printf("add_icon id %lx, %d\n", id, g_slist_length(systray.list_icons));
 447
 448         if (server.real_transparency || systray.alpha != 100 || systray.brightness != 0 || systray.saturation != 0) {
 449                 traywin->damage = XDamageCreate(server.dsp, traywin->id, XDamageReportRawRectangles);
 450                 XCompositeRedirectWindow(server.dsp, traywin->id, CompositeRedirectManual);
 451         }
 452
 453         // show the window
 454         if (!traywin->hide)
 455                 XMapWindow(server.dsp, traywin->tray_id);
 456         if (!traywin->hide && !panel->is_hidden)
 457                 XMapRaised(server.dsp, traywin->id);
 458
 459         // changed in systray
 460         systray.area.resize = 1;
 461         panel_refresh = 1;
 462         return TRUE;
 463 }
 464
 465
 466 void remove_icon(TrayWindow *traywin)
 467 {
 468         XErrorHandler old;
 469
 470         // remove from our list
 471         systray.list_icons = g_slist_remove(systray.list_icons, traywin);
 472         //printf("remove_icon id %lx, %d\n", traywin->id);
 473
 474         XSelectInput(server.dsp, traywin->tray_id, NoEventMask);
 475         if (traywin->damage)
 476                 XDamageDestroy(server.dsp, traywin->damage);
 477
 478         // reparent to root
 479         error = FALSE;
 480         old = XSetErrorHandler(window_error_handler);
 481         if (!traywin->hide)
 482                 XUnmapWindow(server.dsp, traywin->tray_id);
 483         XReparentWindow(server.dsp, traywin->tray_id, server.root_win, 0, 0);
 484         XDestroyWindow(server.dsp, traywin->id);
 485         XSync(server.dsp, False);
 486         XSetErrorHandler(old);
 487         if (traywin->render_timeout)
 488                 stop_timeout(traywin->render_timeout);
 489         g_free(traywin);
 490
 491         // check empty systray
 492         int count = 0;
 493         GSList *l;
 494         for (l = systray.list_icons; l ; l = l->next) {
 495                 if (!((TrayWindow*)l->data)->hide)
 496                         count++;
 497         }
 498         if (count == 0)
 499                 hide(&systray.area);
 500
 501         // changed in systray
 502         systray.area.resize = 1;
 503         panel_refresh = 1;
 504 }
 505
 506
 507 void net_message(XClientMessageEvent *e)
 508 {
 509         unsigned long opcode;
 510         Window id;
 511
 512         opcode = e->data.l[1];
 513         switch (opcode) {
 514                 case SYSTEM_TRAY_REQUEST_DOCK:
 515                         id = e->data.l[2];
 516                         if (id) add_icon(id);
 517                         break;
 518
 519                 case SYSTEM_TRAY_BEGIN_MESSAGE:
 520                 case SYSTEM_TRAY_CANCEL_MESSAGE:
 521                         // we don't show baloons messages.
 522                         break;
 523
 524                 default:
 525                         if (opcode == server.atom._NET_SYSTEM_TRAY_MESSAGE_DATA)
 526                                 printf("message from dockapp: %s\n", e->data.b);
 527                         else
 528                                 fprintf(stderr, "SYSTEM_TRAY : unknown message type\n");
 529                         break;
 530         }
 531 }
 532
 533 void systray_render_icon_now(void* t)
 534 {
 535         // we end up in this function only in real transparency mode or if systray_task_asb != 100 0 0
 536         // we made also sure, that we always have a 32 bit visual, i.e. we can safely create 32 bit pixmaps here
 537         TrayWindow* traywin = t;
 538         traywin->render_timeout = 0;
 539         if ( traywin->width == 0 || traywin->height == 0 ) {
 540                 // reschedule rendering since the geometry information has not yet been processed (can happen on slow cpu)
 541                 systray_render_icon(traywin);
 542                 return;
 543         }
 544
 545         // good systray icons support 32 bit depth, but some icons are still 24 bit.
 546         // We create a heuristic mask for these icons, i.e. we get the rgb value in the top left corner, and
 547         // mask out all pixel with the same rgb value
 548         Panel* panel = systray.area.panel;
 549
 550         // Very ugly hack, but somehow imlib2 is not able to get the image from the traywindow itself,
 551         // so we first render the tray window onto a pixmap, and then we tell imlib2 to use this pixmap as
 552         // drawable. If someone knows why it does not work with the traywindow itself, please tell me ;)
 553         Pixmap tmp_pmap = XCreatePixmap(server.dsp, server.root_win, traywin->width, traywin->height, 32);
 554         XRenderPictFormat* f;
 555         if (traywin->depth == 24)
 556                 f = XRenderFindStandardFormat(server.dsp, PictStandardRGB24);
 557         else if (traywin->depth == 32)
 558                 f = XRenderFindStandardFormat(server.dsp, PictStandardARGB32);
 559         else {
 560                 printf("Strange tray icon found with depth: %d\n", traywin->depth);
 561                 return;
 562         }
 563         Picture pict_image;
 564         //if (server.real_transparency)
 565                 //pict_image = XRenderCreatePicture(server.dsp, traywin->id, f, 0, 0);
 566         // reverted Rev 407 because here it's breaking alls icon with systray + xcompmgr
 567         pict_image = XRenderCreatePicture(server.dsp, traywin->tray_id, f, 0, 0);
 568         Picture pict_drawable = XRenderCreatePicture(server.dsp, tmp_pmap, XRenderFindVisualFormat(server.dsp, server.visual32), 0, 0);
 569         XRenderComposite(server.dsp, PictOpSrc, pict_image, None, pict_drawable, 0, 0, 0, 0, 0, 0, traywin->width, traywin->height);
 570         XRenderFreePicture(server.dsp, pict_image);
 571         XRenderFreePicture(server.dsp, pict_drawable);
 572         // end of the ugly hack and we can continue as before
 573
 574         imlib_context_set_visual(server.visual32);
 575         imlib_context_set_colormap(server.colormap32);
 576         imlib_context_set_drawable(tmp_pmap);
 577         Imlib_Image image = imlib_create_image_from_drawable(0, 0, 0, traywin->width, traywin->height, 1);
 578         if (image == 0)
 579                 return;
 580
 581         imlib_context_set_image(image);
 582         //if (traywin->depth == 24)
 583                 //imlib_save_image("/home/thil77/test.jpg");
 584         imlib_image_set_has_alpha(1);
 585         DATA32* data = imlib_image_get_data();
 586         if (traywin->depth == 24) {
 587                 createHeuristicMask(data, traywin->width, traywin->height);
 588         }
 589         if (systray.alpha != 100 || systray.brightness != 0 || systray.saturation != 0)
 590                 adjust_asb(data, traywin->width, traywin->height, systray.alpha, (float)systray.saturation/100, (float)systray.brightness/100);
 591         imlib_image_put_back_data(data);
 592         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);
 593         render_image(systray.area.pix, traywin->x-systray.area.posx, traywin->y-systray.area.posy, traywin->width, traywin->height);
 594         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);
 595         imlib_free_image_and_decache();
 596         XFreePixmap(server.dsp, tmp_pmap);
 597         imlib_context_set_visual(server.visual);
 598         imlib_context_set_colormap(server.colormap);
 599
 600         if (traywin->damage)
 601                 XDamageSubtract(server.dsp, traywin->damage, None, None);
 602         XFlush(server.dsp);
 603 }
 604
 605
 606 void systray_render_icon(TrayWindow* traywin)
 607 {
 608         if (server.real_transparency || systray.alpha != 100 || systray.brightness != 0 || systray.saturation != 0) {
 609                 // wine tray icons update whenever mouse is over them, so we limit the updates to 50 ms
 610                 if (traywin->render_timeout == 0)
 611                         traywin->render_timeout = add_timeout(50, 0, systray_render_icon_now, traywin);
 612         }
 613         else {
 614                 // comment by andreas: I'm still not sure, what exactly we need to do here... Somehow trayicons which do not
 615                 // offer the same depth as tint2 does, need to draw a background pixmap, but this cannot be done with
 616                 // XCopyArea... So we actually need XRenderComposite???
 617 //                      Pixmap pix = XCreatePixmap(server.dsp, server.root_win, traywin->width, traywin->height, server.depth);
 618 //                      XCopyArea(server.dsp, panel->temp_pmap, pix, server.gc, traywin->x, traywin->y, traywin->width, traywin->height, 0, 0);
 619 //                      XSetWindowBackgroundPixmap(server.dsp, traywin->id, pix);
 620                 XClearArea(server.dsp, traywin->tray_id, 0, 0, traywin->width, traywin->height, True);
 621         }
 622 }
 623
 624
 625 void refresh_systray_icon()
 626 {
 627         TrayWindow *traywin;
 628         GSList *l;
 629         for (l = systray.list_icons; l ; l = l->next) {
 630                 traywin = (TrayWindow*)l->data;
 631                 if (traywin->hide) continue;
 632                 systray_render_icon(traywin);
 633         }
 634 }