1 /**************************************************************************
4 * Copyright (C) 2009 thierry lorthiois (lorthiois@bbsoft.fr)
5 * based on 'docker-1.5' from Ben Jansens.
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.
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 **************************************************************************/
21 #include <X11/Xutil.h>
22 #include <X11/Xatom.h>
28 #include <X11/extensions/Xdamage.h>
29 #include <X11/extensions/Xcomposite.h>
30 #include <X11/extensions/Xrender.h>
33 #include "systraybar.h"
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
45 Window net_sel_win
= None
;
47 // freedesktop specification doesn't allow multi systray
51 int systray_max_icon_size
= 0;
53 // background pixmap if we render ourselves the icons
54 static Pixmap render_background
= 0;
64 systray
.area
._draw_foreground
= draw_systray
;
65 systray
.area
._resize
= resize_systray
;
66 systray
.area
.resize
= 1;
67 systray
.area
.redraw
= 1;
68 systray
.area
.on_screen
= 1;
73 void init_systray_panel(void *p
)
75 Panel
*panel
=(Panel
*)p
;
77 if (panel_horizontal
) {
78 systray
.area
.posy
= panel
->area
.bg
->border
.width
+ panel
->area
.paddingy
;
79 systray
.area
.height
= panel
->area
.height
- (2 * systray
.area
.posy
);
82 systray
.area
.posx
= panel
->area
.bg
->border
.width
+ panel
->area
.paddingy
;
83 systray
.area
.width
= panel
->area
.width
- (2 * panel
->area
.bg
->border
.width
) - (2 * panel
->area
.paddingy
);
85 systray
.area
.parent
= p
;
86 systray
.area
.panel
= p
;
90 void cleanup_systray()
93 systray
.area
.on_screen
= 0;
94 free_area(&systray
.area
);
95 if (render_background
) XFreePixmap(server
.dsp
, render_background
);
99 void draw_systray(void *obj
, cairo_t
*c
)
101 if (real_transparency
|| systray
.alpha
!= 100 || systray
.brightness
!= 0 || systray
.saturation
!= 0) {
102 if (render_background
) XFreePixmap(server
.dsp
, render_background
);
103 render_background
= XCreatePixmap(server
.dsp
, server
.root_win
, systray
.area
.width
, systray
.area
.height
, server
.depth
);
104 XCopyArea(server
.dsp
, systray
.area
.pix
, render_background
, server
.gc
, 0, 0, systray
.area
.width
, systray
.area
.height
, 0, 0);
111 void resize_systray(void *obj
)
113 Systraybar
*sysbar
= obj
;
114 Panel
*panel
= sysbar
->area
.panel
;
117 int count
, icon_size
;
118 int icons_per_column
=1, icons_per_row
=1, marging
=0;
120 if (panel_horizontal
)
121 icon_size
= sysbar
->area
.height
;
123 icon_size
= sysbar
->area
.width
;
124 icon_size
= icon_size
- (2 * sysbar
->area
.bg
->border
.width
) - (2 * sysbar
->area
.paddingy
);
125 if (systray_max_icon_size
> 0 && icon_size
> systray_max_icon_size
)
126 icon_size
= systray_max_icon_size
;
128 for (l
= systray
.list_icons
; l
; l
= l
->next
) {
129 if (!((TrayWindow
*)l
->data
)->hide
)
132 //printf("count %d\n", count);
134 if (panel_horizontal
) {
135 if (!count
) systray
.area
.width
= 0;
137 int height
= sysbar
->area
.height
- 2*sysbar
->area
.bg
->border
.width
- 2*sysbar
->area
.paddingy
;
138 // here icons_per_column always higher than 0
139 icons_per_column
= (height
+sysbar
->area
.paddingx
) / (icon_size
+sysbar
->area
.paddingx
);
140 marging
= height
- (icons_per_column
-1)*(icon_size
+sysbar
->area
.paddingx
) - icon_size
;
141 icons_per_row
= count
/ icons_per_column
+ (count%icons_per_column
!= 0);
142 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
);
145 systray
.area
.posx
= panel
->area
.width
- panel
->area
.bg
->border
.width
- panel
->area
.paddingxlr
- systray
.area
.width
;
146 if (panel
->clock
.area
.on_screen
)
147 systray
.area
.posx
-= (panel
->clock
.area
.width
+ panel
->area
.paddingx
);
148 #ifdef ENABLE_BATTERY
149 if (panel
->battery
.area
.on_screen
)
150 systray
.area
.posx
-= (panel
->battery
.area
.width
+ panel
->area
.paddingx
);
154 if (!count
) systray
.area
.height
= 0;
156 int width
= sysbar
->area
.width
- 2*sysbar
->area
.bg
->border
.width
- 2*sysbar
->area
.paddingy
;
157 // here icons_per_row always higher than 0
158 icons_per_row
= (width
+sysbar
->area
.paddingx
) / (icon_size
+sysbar
->area
.paddingx
);
159 marging
= width
- (icons_per_row
-1)*(icon_size
+sysbar
->area
.paddingx
) - icon_size
;
160 icons_per_column
= count
/ icons_per_row
+ (count%icons_per_row
!= 0);
161 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
);
164 systray
.area
.posy
= panel
->area
.bg
->border
.width
+ panel
->area
.paddingxlr
;
165 if (panel
->clock
.area
.on_screen
)
166 systray
.area
.posy
+= (panel
->clock
.area
.height
+ panel
->area
.paddingx
);
167 #ifdef ENABLE_BATTERY
168 if (panel
->battery
.area
.on_screen
)
169 systray
.area
.posy
+= (panel
->battery
.area
.height
+ panel
->area
.paddingx
);
174 int start
= panel
->area
.bg
->border
.width
+ panel
->area
.paddingy
+ systray
.area
.bg
->border
.width
+ systray
.area
.paddingy
+marging
/2;
175 if (panel_horizontal
) {
177 posx
= systray
.area
.posx
+ systray
.area
.bg
->border
.width
+ systray
.area
.paddingxlr
;
181 posy
= systray
.area
.posy
+ systray
.area
.bg
->border
.width
+ systray
.area
.paddingxlr
;
184 for (i
=1, l
= systray
.list_icons
; l
; i
++, l
= l
->next
) {
185 traywin
= (TrayWindow
*)l
->data
;
186 if (traywin
->hide
) continue;
190 traywin
->width
= icon_size
;
191 traywin
->height
= icon_size
;
192 if (panel_horizontal
) {
193 if (i
% icons_per_column
)
194 posy
+= icon_size
+ sysbar
->area
.paddingx
;
197 posx
+= (icon_size
+ systray
.area
.paddingx
);
201 if (i
% icons_per_row
)
202 posx
+= icon_size
+ systray
.area
.paddingx
;
205 posy
+= (icon_size
+ systray
.area
.paddingx
);
209 // position and size the icon window
210 XMoveResizeWindow(server
.dsp
, traywin
->id
, traywin
->x
, traywin
->y
, icon_size
, icon_size
);
211 XResizeWindow(server
.dsp
, traywin
->tray_id
, icon_size
, icon_size
);
213 // resize force the redraw
214 systray
.area
.redraw
= 1;
218 // ***********************************************
224 // protocol already started
225 if (!systray_enabled
)
230 if (!systray_enabled
)
233 Window win
= XGetSelectionOwner(server
.dsp
, server
.atom
._NET_SYSTEM_TRAY_SCREEN
);
235 // freedesktop systray specification
238 Atom _NET_WM_PID
, actual_type
;
240 unsigned long nitems
;
241 unsigned long bytes_after
;
242 unsigned char *prop
= 0;
245 _NET_WM_PID
= XInternAtom(server
.dsp
, "_NET_WM_PID", True
);
246 int ret
= XGetWindowProperty(server
.dsp
, win
, _NET_WM_PID
, 0, 1024, False
, AnyPropertyType
, &actual_type
, &actual_format
, &nitems
, &bytes_after
, &prop
);
248 fprintf(stderr
, "tint2 : another systray is running");
249 if (ret
== Success
&& prop
) {
252 fprintf(stderr
, " pid=%d", pid
);
254 fprintf(stderr
, "\n");
258 // init systray protocol
259 net_sel_win
= XCreateSimpleWindow(server
.dsp
, server
.root_win
, -1, -1, 1, 1, 0, 0, 0);
261 // v0.3 trayer specification. tint2 always horizontal.
262 // Vertical panel will draw the systray horizontal.
264 XChangeProperty(server
.dsp
, net_sel_win
, server
.atom
._NET_SYSTEM_TRAY_ORIENTATION
, XA_CARDINAL
, 32, PropModeReplace
, (unsigned char *) &orient
, 1);
265 VisualID vid
= XVisualIDFromVisual(server
.visual
);
266 XChangeProperty(server
.dsp
, net_sel_win
, XInternAtom(server
.dsp
, "_NET_SYSTEM_TRAY_VISUAL", False
), XA_VISUALID
, 32, PropModeReplace
, (unsigned char*)&vid
, 1);
268 XSetSelectionOwner(server
.dsp
, server
.atom
._NET_SYSTEM_TRAY_SCREEN
, net_sel_win
, CurrentTime
);
269 if (XGetSelectionOwner(server
.dsp
, server
.atom
._NET_SYSTEM_TRAY_SCREEN
) != net_sel_win
) {
271 fprintf(stderr
, "tint2 : can't get systray manager\n");
275 //fprintf(stderr, "tint2 : systray started\n");
276 XClientMessageEvent ev
;
277 ev
.type
= ClientMessage
;
278 ev
.window
= server
.root_win
;
279 ev
.message_type
= server
.atom
.MANAGER
;
281 ev
.data
.l
[0] = CurrentTime
;
282 ev
.data
.l
[1] = server
.atom
._NET_SYSTEM_TRAY_SCREEN
;
283 ev
.data
.l
[2] = net_sel_win
;
286 XSendEvent(server
.dsp
, server
.root_win
, False
, StructureNotifyMask
, (XEvent
*)&ev
);
292 //fprintf(stderr, "tint2 : systray stopped\n");
293 if (systray
.list_icons
) {
294 // remove_icon change systray.list_icons
295 while(systray
.list_icons
)
296 remove_icon((TrayWindow
*)systray
.list_icons
->data
);
298 g_slist_free(systray
.list_icons
);
299 systray
.list_icons
= 0;
302 if (net_sel_win
!= None
) {
303 XDestroyWindow(server
.dsp
, net_sel_win
);
310 int window_error_handler(Display
*d
, XErrorEvent
*e
)
314 if (e
->error_code
!= BadWindow
) {
315 printf("error_handler %d\n", e
->error_code
);
321 static gint
compare_traywindows(gconstpointer a
, gconstpointer b
)
323 const TrayWindow
* traywin_a
= (TrayWindow
*)a
;
324 const TrayWindow
* traywin_b
= (TrayWindow
*)b
;
325 XTextProperty name_a
, name_b
;
327 if(XGetWMName(server
.dsp
, traywin_a
->tray_id
, &name_a
) == 0) {
330 else if(XGetWMName(server
.dsp
, traywin_b
->tray_id
, &name_b
) == 0) {
335 gint retval
= g_ascii_strncasecmp((char*)name_a
.value
, (char*)name_b
.value
, -1) * systray
.sort
;
343 gboolean
add_icon(Window id
)
347 Panel
*panel
= systray
.area
.panel
;
351 XWindowAttributes attr
;
352 XGetWindowAttributes(server
.dsp
, id
, &attr
);
353 unsigned long mask
= 0;
354 XSetWindowAttributes set_attr
;
355 if (attr
.depth
!= server
.depth
|| systray
.alpha
!= 100 || systray
.brightness
!= 0 || systray
.saturation
!= 0 ) {
356 set_attr
.colormap
= attr
.colormap
;
357 set_attr
.background_pixel
= 0;
358 set_attr
.border_pixel
= 0;
359 mask
= CWColormap
|CWBackPixel
|CWBorderPixel
;
362 set_attr
.background_pixmap
= ParentRelative
;
365 Window parent_window
;
366 parent_window
= XCreateWindow(server
.dsp
, panel
->main_win
, 0, 0, 30, 30, 0, attr
.depth
, InputOutput
, attr
.visual
, mask
, &set_attr
);
367 old
= XSetErrorHandler(window_error_handler
);
368 XReparentWindow(server
.dsp
, id
, parent_window
, 0, 0);
369 XSync(server
.dsp
, False
);
370 XSetErrorHandler(old
);
371 if (error
!= FALSE
) {
372 fprintf(stderr
, "tint2 : not icon_swallow\n");
373 XDestroyWindow(server
.dsp
, parent_window
);
380 unsigned long nbitem
, bytes
;
381 unsigned char *data
= 0;
384 ret
= XGetWindowProperty(server
.dsp
, id
, server
.atom
._XEMBED_INFO
, 0, 2, False
, server
.atom
._XEMBED_INFO
, &acttype
, &actfmt
, &nbitem
, &bytes
, &data
);
385 if (ret
== Success
) {
388 //hide = ((data[1] & XEMBED_MAPPED) == 0);
389 //printf("hide %d\n", hide);
395 fprintf(stderr
, "tint2 : xembed error\n");
396 XDestroyWindow(server
.dsp
, parent_window
);
402 e
.xclient
.type
= ClientMessage
;
403 e
.xclient
.serial
= 0;
404 e
.xclient
.send_event
= True
;
405 e
.xclient
.message_type
= server
.atom
._XEMBED
;
406 e
.xclient
.window
= id
;
407 e
.xclient
.format
= 32;
408 e
.xclient
.data
.l
[0] = CurrentTime
;
409 e
.xclient
.data
.l
[1] = XEMBED_EMBEDDED_NOTIFY
;
410 e
.xclient
.data
.l
[2] = 0;
411 e
.xclient
.data
.l
[3] = parent_window
;
412 e
.xclient
.data
.l
[4] = 0;
413 XSendEvent(server
.dsp
, id
, False
, 0xFFFFFF, &e
);
416 traywin
= g_new0(TrayWindow
, 1);
417 traywin
->id
= parent_window
;
418 traywin
->tray_id
= id
;
419 traywin
->hide
= hide
;
420 traywin
->depth
= attr
.depth
;
423 if (systray
.sort
== 3)
424 systray
.list_icons
= g_slist_prepend(systray
.list_icons
, traywin
);
425 else if (systray
.sort
== 2)
426 systray
.list_icons
= g_slist_append(systray
.list_icons
, traywin
);
428 systray
.list_icons
= g_slist_insert_sorted(systray
.list_icons
, traywin
, compare_traywindows
);
429 systray
.area
.resize
= 1;
430 //printf("add_icon id %lx, %d\n", id, g_slist_length(systray.list_icons));
432 // watch for the icon trying to resize itself!
433 XSelectInput(server
.dsp
, traywin
->tray_id
, StructureNotifyMask
);
434 if (real_transparency
|| systray
.alpha
!= 100 || systray
.brightness
!= 0 || systray
.saturation
!= 0) {
435 traywin
->damage
= XDamageCreate(server
.dsp
, traywin
->id
, XDamageReportNonEmpty
);
436 XCompositeRedirectWindow(server
.dsp
, traywin
->id
, CompositeRedirectManual
);
441 XMapWindow(server
.dsp
, traywin
->tray_id
);
442 if (!traywin
->hide
&& !panel
->is_hidden
)
443 XMapRaised(server
.dsp
, traywin
->id
);
445 // changed in systray force resize on panel
446 panel
->area
.resize
= 1;
452 void remove_icon(TrayWindow
*traywin
)
456 // remove from our list
457 systray
.list_icons
= g_slist_remove(systray
.list_icons
, traywin
);
458 systray
.area
.resize
= 1;
459 //printf("remove_icon id %lx, %d\n", traywin->id);
461 XSelectInput(server
.dsp
, traywin
->tray_id
, NoEventMask
);
463 XDamageDestroy(server
.dsp
, traywin
->damage
);
467 old
= XSetErrorHandler(window_error_handler
);
469 XUnmapWindow(server
.dsp
, traywin
->tray_id
);
470 XReparentWindow(server
.dsp
, traywin
->tray_id
, server
.root_win
, 0, 0);
471 XDestroyWindow(server
.dsp
, traywin
->id
);
472 XSync(server
.dsp
, False
);
473 XSetErrorHandler(old
);
476 // changed in systray force resize on panel
477 Panel
*panel
= systray
.area
.panel
;
478 panel
->area
.resize
= 1;
483 void net_message(XClientMessageEvent
*e
)
485 unsigned long opcode
;
488 opcode
= e
->data
.l
[1];
490 case SYSTEM_TRAY_REQUEST_DOCK
:
492 if (id
) add_icon(id
);
495 case SYSTEM_TRAY_BEGIN_MESSAGE
:
496 case SYSTEM_TRAY_CANCEL_MESSAGE
:
497 // we don't show baloons messages.
501 if (opcode
== server
.atom
._NET_SYSTEM_TRAY_MESSAGE_DATA
)
502 printf("message from dockapp: %s\n", e
->data
.b
);
504 fprintf(stderr
, "SYSTEM_TRAY : unknown message type\n");
509 void systray_render_icon_now(void* t
)
511 TrayWindow
* traywin
= t
;
512 traywin
->render_timeout
= 0;
514 // good systray icons support 32 bit depth, but some icons are still 24 bit.
515 // We create a heuristic mask for these icons, i.e. we get the rgb value in the top left corner, and
516 // mask out all pixel with the same rgb value
517 Panel
* panel
= systray
.area
.panel
;
519 // Very ugly hack, but somehow imlib2 is not able to get the image from the traywindow itself,
520 // so we first render the tray window onto a pixmap, and then we tell imlib2 to use this pixmap as
521 // drawable. If someone knows why it does not work with the traywindow itself, please tell me ;)
522 Pixmap tmp_pmap
= XCreatePixmap(server
.dsp
, server
.root_win
, traywin
->width
, traywin
->height
, server
.depth
);
523 XRenderPictFormat
* f
;
524 if (traywin
->depth
== 24)
525 f
= XRenderFindVisualFormat(server
.dsp
, DefaultVisual(server
.dsp
, 0));
527 f
= XRenderFindVisualFormat(server
.dsp
, server
.visual
);
528 Picture pict_image
= XRenderCreatePicture(server
.dsp
, traywin
->tray_id
, f
, 0, 0);
529 Picture pict_drawable
= XRenderCreatePicture(server
.dsp
, tmp_pmap
, XRenderFindVisualFormat(server
.dsp
, server
.visual
), 0, 0);
530 XRenderComposite(server
.dsp
, PictOpSrc
, pict_image
, None
, pict_drawable
, 0, 0, 0, 0, 0, 0, traywin
->width
, traywin
->height
);
531 XRenderFreePicture(server
.dsp
, pict_image
);
532 XRenderFreePicture(server
.dsp
, pict_drawable
);
533 // end of the ugly hack and we can continue as before
535 imlib_context_set_drawable(tmp_pmap
);
536 Imlib_Image image
= imlib_create_image_from_drawable(0, 0, 0, traywin
->width
, traywin
->height
, 1);
540 imlib_context_set_image(image
);
541 imlib_image_set_has_alpha(1);
542 DATA32
* data
= imlib_image_get_data();
543 if (traywin
->depth
== 24 && server
.depth
!= 24) {
544 createHeuristicMask(data
, traywin
->width
, traywin
->height
);
546 if (systray
.alpha
!= 100 || systray
.brightness
!= 0 || systray
.saturation
!= 0)
547 adjust_asb(data
, traywin
->width
, traywin
->height
, systray
.alpha
, (float)systray
.saturation
/100, (float)systray
.brightness
/100);
548 imlib_image_put_back_data(data
);
549 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
);
550 if ( !real_transparency
) {
551 imlib_context_set_drawable(systray
.area
.pix
);
552 imlib_render_image_on_drawable(traywin
->x
-systray
.area
.posx
, traywin
->y
-systray
.area
.posy
);
555 render_image(systray
.area
.pix
, traywin
->x
-systray
.area
.posx
, traywin
->y
-systray
.area
.posy
, traywin
->width
, traywin
->height
);
557 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
);
558 imlib_free_image_and_decache();
559 XFreePixmap(server
.dsp
, tmp_pmap
);
562 XDamageSubtract(server
.dsp
, traywin
->damage
, None
, None
);
567 void systray_render_icon(TrayWindow
* traywin
)
569 if (real_transparency
|| systray
.alpha
!= 100 || systray
.brightness
!= 0 || systray
.saturation
!= 0) {
570 // wine tray icons update whenever mouse is over them, so we limit the updates to 50 ms
571 if (traywin
->render_timeout
== 0)
572 traywin
->render_timeout
= add_timeout(50, 0, systray_render_icon_now
, traywin
);
575 // comment by andreas: I'm still not sure, what exactly we need to do here... Somehow trayicons which do not
576 // offer the same depth as tint2 does, need to draw a background pixmap, but this cannot be done with
577 // XCopyArea... So we actually need XRenderComposite???
578 // Pixmap pix = XCreatePixmap(server.dsp, server.root_win, traywin->width, traywin->height, server.depth);
579 // XCopyArea(server.dsp, panel->temp_pmap, pix, server.gc, traywin->x, traywin->y, traywin->width, traywin->height, 0, 0);
580 // XSetWindowBackgroundPixmap(server.dsp, traywin->id, pix);
581 XClearArea(server
.dsp
, traywin
->tray_id
, 0, 0, traywin
->width
, traywin
->height
, True
);
586 void refresh_systray_icon()
590 for (l
= systray
.list_icons
; l
; l
= l
->next
) {
591 traywin
= (TrayWindow
*)l
->data
;
592 if (traywin
->hide
) continue;
593 systray_render_icon(traywin
);