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>
31 #include "systraybar.h"
37 /* defined in the systray spec */
38 #define SYSTEM_TRAY_REQUEST_DOCK 0
39 #define SYSTEM_TRAY_BEGIN_MESSAGE 1
40 #define SYSTEM_TRAY_CANCEL_MESSAGE 2
43 Window net_sel_win
= None
;
45 // freedesktop specification doesn't allow multi systray
49 int systray_max_icon_size
= 0;
51 // background pixmap if we render ourselves the icons
52 static Pixmap render_background
= 0;
62 systray
.area
._draw_foreground
= draw_systray
;
63 systray
.area
._resize
= resize_systray
;
64 systray
.area
.resize
= 1;
65 systray
.area
.redraw
= 1;
66 systray
.area
.on_screen
= 1;
71 void init_systray_panel(void *p
)
73 Panel
*panel
=(Panel
*)p
;
75 if (panel_horizontal
) {
76 systray
.area
.posy
= panel
->area
.bg
->border
.width
+ panel
->area
.paddingy
;
77 systray
.area
.height
= panel
->area
.height
- (2 * systray
.area
.posy
);
80 systray
.area
.posx
= panel
->area
.bg
->border
.width
+ panel
->area
.paddingy
;
81 systray
.area
.width
= panel
->area
.width
- (2 * panel
->area
.bg
->border
.width
) - (2 * panel
->area
.paddingy
);
83 systray
.area
.parent
= p
;
84 systray
.area
.panel
= p
;
88 void cleanup_systray()
91 systray
.area
.on_screen
= 0;
92 free_area(&systray
.area
);
93 if (render_background
) XFreePixmap(server
.dsp
, render_background
);
97 void draw_systray(void *obj
, cairo_t
*c
)
99 if (real_transparency
|| systray
.alpha
!= 100 || systray
.brightness
!= 0 || systray
.saturation
!= 0) {
100 if (render_background
) XFreePixmap(server
.dsp
, render_background
);
101 render_background
= XCreatePixmap(server
.dsp
, server
.root_win
, systray
.area
.width
, systray
.area
.height
, server
.depth
);
102 XCopyArea(server
.dsp
, systray
.area
.pix
, render_background
, server
.gc
, 0, 0, systray
.area
.width
, systray
.area
.height
, 0, 0);
109 void resize_systray(void *obj
)
111 Systraybar
*sysbar
= obj
;
112 Panel
*panel
= sysbar
->area
.panel
;
115 int count
, icon_size
;
116 int icons_per_column
=1, icons_per_row
=1, marging
=0;
118 if (panel_horizontal
)
119 icon_size
= sysbar
->area
.height
;
121 icon_size
= sysbar
->area
.width
;
122 icon_size
= icon_size
- (2 * sysbar
->area
.bg
->border
.width
) - (2 * sysbar
->area
.paddingy
);
123 if (systray_max_icon_size
> 0 && icon_size
> systray_max_icon_size
)
124 icon_size
= systray_max_icon_size
;
126 for (l
= systray
.list_icons
; l
; l
= l
->next
) {
127 if (!((TrayWindow
*)l
->data
)->hide
)
130 //printf("count %d\n", count);
132 if (panel_horizontal
) {
133 if (!count
) systray
.area
.width
= 0;
135 int height
= sysbar
->area
.height
- 2*sysbar
->area
.bg
->border
.width
- 2*sysbar
->area
.paddingy
;
136 // here icons_per_column always higher than 0
137 icons_per_column
= (height
+sysbar
->area
.paddingx
) / (icon_size
+sysbar
->area
.paddingx
);
138 marging
= height
- (icons_per_column
-1)*(icon_size
+sysbar
->area
.paddingx
) - icon_size
;
139 icons_per_row
= count
/ icons_per_column
+ (count%icons_per_column
!= 0);
140 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
);
143 systray
.area
.posx
= panel
->area
.width
- panel
->area
.bg
->border
.width
- panel
->area
.paddingxlr
- systray
.area
.width
;
144 if (panel
->clock
.area
.on_screen
)
145 systray
.area
.posx
-= (panel
->clock
.area
.width
+ panel
->area
.paddingx
);
146 #ifdef ENABLE_BATTERY
147 if (panel
->battery
.area
.on_screen
)
148 systray
.area
.posx
-= (panel
->battery
.area
.width
+ panel
->area
.paddingx
);
152 if (!count
) systray
.area
.height
= 0;
154 int width
= sysbar
->area
.width
- 2*sysbar
->area
.bg
->border
.width
- 2*sysbar
->area
.paddingy
;
155 // here icons_per_row always higher than 0
156 icons_per_row
= (width
+sysbar
->area
.paddingx
) / (icon_size
+sysbar
->area
.paddingx
);
157 marging
= width
- (icons_per_row
-1)*(icon_size
+sysbar
->area
.paddingx
) - icon_size
;
158 icons_per_column
= count
/ icons_per_row
+ (count%icons_per_row
!= 0);
159 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
);
162 systray
.area
.posy
= panel
->area
.bg
->border
.width
+ panel
->area
.paddingxlr
;
163 if (panel
->clock
.area
.on_screen
)
164 systray
.area
.posy
+= (panel
->clock
.area
.height
+ panel
->area
.paddingx
);
165 #ifdef ENABLE_BATTERY
166 if (panel
->battery
.area
.on_screen
)
167 systray
.area
.posy
+= (panel
->battery
.area
.height
+ panel
->area
.paddingx
);
172 int start
= panel
->area
.bg
->border
.width
+ panel
->area
.paddingy
+ systray
.area
.bg
->border
.width
+ systray
.area
.paddingy
+marging
/2;
173 if (panel_horizontal
) {
175 posx
= systray
.area
.posx
+ systray
.area
.bg
->border
.width
+ systray
.area
.paddingxlr
;
179 posy
= systray
.area
.posy
+ systray
.area
.bg
->border
.width
+ systray
.area
.paddingxlr
;
182 for (i
=1, l
= systray
.list_icons
; l
; i
++, l
= l
->next
) {
183 traywin
= (TrayWindow
*)l
->data
;
184 if (traywin
->hide
) continue;
188 traywin
->width
= icon_size
;
189 traywin
->height
= icon_size
;
190 if (panel_horizontal
) {
191 if (i
% icons_per_column
)
192 posy
+= icon_size
+ sysbar
->area
.paddingx
;
195 posx
+= (icon_size
+ systray
.area
.paddingx
);
199 if (i
% icons_per_row
)
200 posx
+= icon_size
+ systray
.area
.paddingx
;
203 posy
+= (icon_size
+ systray
.area
.paddingx
);
207 // position and size the icon window
208 XMoveResizeWindow(server
.dsp
, traywin
->id
, traywin
->x
, traywin
->y
, icon_size
, icon_size
);
209 XResizeWindow(server
.dsp
, traywin
->tray_id
, icon_size
, icon_size
);
211 // resize force the redraw
212 systray
.area
.redraw
= 1;
216 // ***********************************************
222 // protocol already started
223 if (!systray_enabled
)
228 if (!systray_enabled
)
231 Window win
= XGetSelectionOwner(server
.dsp
, server
.atom
._NET_SYSTEM_TRAY_SCREEN
);
233 // freedesktop systray specification
236 Atom _NET_WM_PID
, actual_type
;
238 unsigned long nitems
;
239 unsigned long bytes_after
;
240 unsigned char *prop
= 0;
243 _NET_WM_PID
= XInternAtom(server
.dsp
, "_NET_WM_PID", True
);
244 int ret
= XGetWindowProperty(server
.dsp
, win
, _NET_WM_PID
, 0, 1024, False
, AnyPropertyType
, &actual_type
, &actual_format
, &nitems
, &bytes_after
, &prop
);
246 fprintf(stderr
, "tint2 : another systray is running");
247 if (ret
== Success
&& prop
) {
250 fprintf(stderr
, " pid=%d", pid
);
252 fprintf(stderr
, "\n");
256 // init systray protocol
257 net_sel_win
= XCreateSimpleWindow(server
.dsp
, server
.root_win
, -1, -1, 1, 1, 0, 0, 0);
259 // v0.3 trayer specification. tint2 always horizontal.
260 // Vertical panel will draw the systray horizontal.
262 XChangeProperty(server
.dsp
, net_sel_win
, server
.atom
._NET_SYSTEM_TRAY_ORIENTATION
, XA_CARDINAL
, 32, PropModeReplace
, (unsigned char *) &orient
, 1);
263 VisualID vid
= XVisualIDFromVisual(server
.visual
);
264 XChangeProperty(server
.dsp
, net_sel_win
, XInternAtom(server
.dsp
, "_NET_SYSTEM_TRAY_VISUAL", False
), XA_VISUALID
, 32, PropModeReplace
, (unsigned char*)&vid
, 1);
266 XSetSelectionOwner(server
.dsp
, server
.atom
._NET_SYSTEM_TRAY_SCREEN
, net_sel_win
, CurrentTime
);
267 if (XGetSelectionOwner(server
.dsp
, server
.atom
._NET_SYSTEM_TRAY_SCREEN
) != net_sel_win
) {
269 fprintf(stderr
, "tint2 : can't get systray manager\n");
273 //fprintf(stderr, "tint2 : systray started\n");
274 XClientMessageEvent ev
;
275 ev
.type
= ClientMessage
;
276 ev
.window
= server
.root_win
;
277 ev
.message_type
= server
.atom
.MANAGER
;
279 ev
.data
.l
[0] = CurrentTime
;
280 ev
.data
.l
[1] = server
.atom
._NET_SYSTEM_TRAY_SCREEN
;
281 ev
.data
.l
[2] = net_sel_win
;
284 XSendEvent(server
.dsp
, server
.root_win
, False
, StructureNotifyMask
, (XEvent
*)&ev
);
290 //fprintf(stderr, "tint2 : systray stopped\n");
291 if (systray
.list_icons
) {
292 // remove_icon change systray.list_icons
293 while(systray
.list_icons
)
294 remove_icon((TrayWindow
*)systray
.list_icons
->data
);
296 g_slist_free(systray
.list_icons
);
297 systray
.list_icons
= 0;
300 if (net_sel_win
!= None
) {
301 XDestroyWindow(server
.dsp
, net_sel_win
);
308 int window_error_handler(Display
*d
, XErrorEvent
*e
)
312 if (e
->error_code
!= BadWindow
) {
313 printf("error_handler %d\n", e
->error_code
);
319 static gint
compare_traywindows(gconstpointer a
, gconstpointer b
)
321 const TrayWindow
* traywin_a
= (TrayWindow
*)a
;
322 const TrayWindow
* traywin_b
= (TrayWindow
*)b
;
323 XTextProperty name_a
, name_b
;
325 if(XGetWMName(server
.dsp
, traywin_a
->tray_id
, &name_a
) == 0) {
328 else if(XGetWMName(server
.dsp
, traywin_b
->tray_id
, &name_b
) == 0) {
333 gint retval
= g_ascii_strncasecmp((char*)name_a
.value
, (char*)name_b
.value
, -1) * systray
.sort
;
341 gboolean
add_icon(Window id
)
345 Panel
*panel
= systray
.area
.panel
;
349 XWindowAttributes attr
;
350 XGetWindowAttributes(server
.dsp
, id
, &attr
);
351 unsigned long mask
= 0;
352 XSetWindowAttributes set_attr
;
353 if (attr
.depth
!= server
.depth
|| systray
.alpha
!= 100 || systray
.brightness
!= 0 || systray
.saturation
!= 0 ) {
354 set_attr
.colormap
= attr
.colormap
;
355 set_attr
.background_pixel
= 0;
356 set_attr
.border_pixel
= 0;
357 mask
= CWColormap
|CWBackPixel
|CWBorderPixel
;
360 set_attr
.background_pixmap
= ParentRelative
;
363 Window parent_window
;
364 parent_window
= XCreateWindow(server
.dsp
, panel
->main_win
, 0, 0, 30, 30, 0, attr
.depth
, InputOutput
, attr
.visual
, mask
, &set_attr
);
365 old
= XSetErrorHandler(window_error_handler
);
366 XReparentWindow(server
.dsp
, id
, parent_window
, 0, 0);
367 XSync(server
.dsp
, False
);
368 XSetErrorHandler(old
);
369 if (error
!= FALSE
) {
370 fprintf(stderr
, "tint2 : not icon_swallow\n");
371 XDestroyWindow(server
.dsp
, parent_window
);
378 unsigned long nbitem
, bytes
;
379 unsigned char *data
= 0;
382 ret
= XGetWindowProperty(server
.dsp
, id
, server
.atom
._XEMBED_INFO
, 0, 2, False
, server
.atom
._XEMBED_INFO
, &acttype
, &actfmt
, &nbitem
, &bytes
, &data
);
383 if (ret
== Success
) {
386 //hide = ((data[1] & XEMBED_MAPPED) == 0);
387 //printf("hide %d\n", hide);
393 fprintf(stderr
, "tint2 : xembed error\n");
394 XDestroyWindow(server
.dsp
, parent_window
);
400 e
.xclient
.type
= ClientMessage
;
401 e
.xclient
.serial
= 0;
402 e
.xclient
.send_event
= True
;
403 e
.xclient
.message_type
= server
.atom
._XEMBED
;
404 e
.xclient
.window
= id
;
405 e
.xclient
.format
= 32;
406 e
.xclient
.data
.l
[0] = CurrentTime
;
407 e
.xclient
.data
.l
[1] = XEMBED_EMBEDDED_NOTIFY
;
408 e
.xclient
.data
.l
[2] = 0;
409 e
.xclient
.data
.l
[3] = parent_window
;
410 e
.xclient
.data
.l
[4] = 0;
411 XSendEvent(server
.dsp
, id
, False
, 0xFFFFFF, &e
);
414 traywin
= g_new0(TrayWindow
, 1);
415 traywin
->id
= parent_window
;
416 traywin
->tray_id
= id
;
417 traywin
->hide
= hide
;
418 traywin
->depth
= attr
.depth
;
421 if (systray
.sort
== 3)
422 systray
.list_icons
= g_slist_prepend(systray
.list_icons
, traywin
);
423 else if (systray
.sort
== 2)
424 systray
.list_icons
= g_slist_append(systray
.list_icons
, traywin
);
426 systray
.list_icons
= g_slist_insert_sorted(systray
.list_icons
, traywin
, compare_traywindows
);
427 systray
.area
.resize
= 1;
428 //printf("add_icon id %lx, %d\n", id, g_slist_length(systray.list_icons));
430 // watch for the icon trying to resize itself!
431 XSelectInput(server
.dsp
, traywin
->tray_id
, StructureNotifyMask
);
432 if (real_transparency
|| systray
.alpha
!= 100 || systray
.brightness
!= 0 || systray
.saturation
!= 0) {
433 traywin
->damage
= XDamageCreate(server
.dsp
, traywin
->id
, XDamageReportNonEmpty
);
434 XCompositeRedirectWindow(server
.dsp
, traywin
->id
, CompositeRedirectManual
);
439 XMapWindow(server
.dsp
, traywin
->tray_id
);
440 if (!traywin
->hide
&& !panel
->is_hidden
)
441 XMapRaised(server
.dsp
, traywin
->id
);
443 // changed in systray force resize on panel
444 panel
->area
.resize
= 1;
450 void remove_icon(TrayWindow
*traywin
)
454 // remove from our list
455 systray
.list_icons
= g_slist_remove(systray
.list_icons
, traywin
);
456 systray
.area
.resize
= 1;
457 //printf("remove_icon id %lx, %d\n", traywin->id);
459 XSelectInput(server
.dsp
, traywin
->tray_id
, NoEventMask
);
461 XDamageDestroy(server
.dsp
, traywin
->damage
);
465 old
= XSetErrorHandler(window_error_handler
);
467 XUnmapWindow(server
.dsp
, traywin
->tray_id
);
468 XReparentWindow(server
.dsp
, traywin
->tray_id
, server
.root_win
, 0, 0);
469 XDestroyWindow(server
.dsp
, traywin
->id
);
470 XSync(server
.dsp
, False
);
471 XSetErrorHandler(old
);
474 // changed in systray force resize on panel
475 Panel
*panel
= systray
.area
.panel
;
476 panel
->area
.resize
= 1;
481 void net_message(XClientMessageEvent
*e
)
483 unsigned long opcode
;
486 opcode
= e
->data
.l
[1];
488 case SYSTEM_TRAY_REQUEST_DOCK
:
490 if (id
) add_icon(id
);
493 case SYSTEM_TRAY_BEGIN_MESSAGE
:
494 case SYSTEM_TRAY_CANCEL_MESSAGE
:
495 // we don't show baloons messages.
499 if (opcode
== server
.atom
._NET_SYSTEM_TRAY_MESSAGE_DATA
)
500 printf("message from dockapp: %s\n", e
->data
.b
);
502 fprintf(stderr
, "SYSTEM_TRAY : unknown message type\n");
507 void systray_render_icon_now(void* t
)
509 TrayWindow
* traywin
= t
;
510 traywin
->render_timeout
= 0;
512 // good systray icons support 32 bit depth, but some icons are still 24 bit.
513 // We create a heuristic mask for these icons, i.e. we get the rgb value in the top left corner, and
514 // mask out all pixel with the same rgb value
515 Panel
* panel
= systray
.area
.panel
;
516 imlib_context_set_drawable(traywin
->id
);
517 Imlib_Image image
= imlib_create_image_from_drawable(0, 0, 0, traywin
->width
, traywin
->height
, 0);
521 imlib_context_set_image(image
);
522 imlib_image_set_has_alpha(1);
523 DATA32
* data
= imlib_image_get_data();
524 if (traywin
->depth
== 24) {
525 createHeuristicMask(data
, traywin
->width
, traywin
->height
);
527 if (systray
.alpha
!= 100 || systray
.brightness
!= 0 || systray
.saturation
!= 0)
528 adjust_asb(data
, traywin
->width
, traywin
->height
, systray
.alpha
, (float)systray
.saturation
/100, (float)systray
.brightness
/100);
529 imlib_image_put_back_data(data
);
530 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
);
531 if ( !real_transparency
) {
532 imlib_context_set_drawable(systray
.area
.pix
);
533 imlib_render_image_on_drawable(traywin
->x
-systray
.area
.posx
, traywin
->y
-systray
.area
.posy
);
536 render_image(systray
.area
.pix
, traywin
->x
-systray
.area
.posx
, traywin
->y
-systray
.area
.posy
, traywin
->width
, traywin
->height
);
538 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
);
539 imlib_free_image_and_decache();
542 XDamageSubtract(server
.dsp
, traywin
->damage
, None
, None
);
547 void systray_render_icon(TrayWindow
* traywin
)
549 // wine tray icons update whenever mouse is over them, so we limit the updates to 50 ms
550 if (traywin
->render_timeout
== 0)
551 traywin
->render_timeout
= add_timeout(50, 0, systray_render_icon_now
, traywin
);
555 void refresh_systray_icon()
559 for (l
= systray
.list_icons
; l
; l
= l
->next
) {
560 traywin
= (TrayWindow
*)l
->data
;
561 if (traywin
->hide
) continue;
562 if (real_transparency
|| systray
.alpha
!= 100 || systray
.brightness
!= 0 || systray
.saturation
!= 0)
563 systray_render_icon(traywin
);
565 // comment by andreas: I'm still not sure, what exactly we need to do here... Somehow trayicons which do not
566 // offer the same depth as tint2 does, need to draw a background pixmap, but this cannot be done with
567 // XCopyArea... So we actually need XRenderComposite???
568 // Pixmap pix = XCreatePixmap(server.dsp, server.root_win, traywin->width, traywin->height, server.depth);
569 // XCopyArea(server.dsp, panel->temp_pmap, pix, server.gc, traywin->x, traywin->y, traywin->width, traywin->height, 0, 0);
570 // XSetWindowBackgroundPixmap(server.dsp, traywin->id, pix);
571 XClearArea(server
.dsp
, traywin
->tray_id
, 0, 0, traywin
->width
, traywin
->height
, True
);