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/Xrender.h>
30 #include <X11/extensions/Xcomposite.h>
32 #include "systraybar.h"
38 /* defined in the systray spec */
39 #define SYSTEM_TRAY_REQUEST_DOCK 0
40 #define SYSTEM_TRAY_BEGIN_MESSAGE 1
41 #define SYSTEM_TRAY_CANCEL_MESSAGE 2
44 Window net_sel_win
= None
, hint_win
= None
;
46 // freedesktop specification doesn't allow multi systray
50 int systray_max_icon_size
= 0;
60 systray
.area
._draw_foreground
= draw_systray
;
61 systray
.area
._resize
= resize_systray
;
62 systray
.area
.resize
= 1;
63 systray
.area
.redraw
= 1;
64 systray
.area
.on_screen
= 1;
69 void init_systray_panel(void *p
)
71 Panel
*panel
=(Panel
*)p
;
73 if (panel_horizontal
) {
74 systray
.area
.posy
= panel
->area
.pix
.border
.width
+ panel
->area
.paddingy
;
75 systray
.area
.height
= panel
->area
.height
- (2 * systray
.area
.posy
);
78 systray
.area
.posx
= panel
->area
.pix
.border
.width
+ panel
->area
.paddingy
;
79 systray
.area
.width
= panel
->area
.width
- (2 * panel
->area
.pix
.border
.width
) - (2 * panel
->area
.paddingy
);
81 systray
.area
.parent
= p
;
82 systray
.area
.panel
= p
;
86 void cleanup_systray()
89 systray
.area
.on_screen
= 0;
90 free_area(&systray
.area
);
94 void draw_systray(void *obj
, cairo_t
*c
, int active
)
96 // tint2 don't draw systray icons. just the background.
101 void resize_systray(void *obj
)
103 Systraybar
*sysbar
= obj
;
104 Panel
*panel
= sysbar
->area
.panel
;
107 int count
, posx
, posy
;
110 if (panel_horizontal
)
111 icon_size
= sysbar
->area
.height
;
113 icon_size
= sysbar
->area
.width
;
114 icon_size
= icon_size
- (2 * sysbar
->area
.pix
.border
.width
) - (2 * sysbar
->area
.paddingy
);
115 if (systray_max_icon_size
> 0 && icon_size
> systray_max_icon_size
)
116 icon_size
= systray_max_icon_size
;
118 for (l
= systray
.list_icons
; l
; l
= l
->next
) {
119 if (!((TrayWindow
*)l
->data
)->hide
)
122 //printf("count %d\n", count);
124 if (panel_horizontal
) {
125 if (!count
) systray
.area
.width
= 0;
127 int icons_per_column
= (sysbar
->area
.height
- 2*sysbar
->area
.pix
.border
.width
- 2*sysbar
->area
.paddingy
+ sysbar
->area
.paddingx
) / (icon_size
+sysbar
->area
.paddingx
);
128 int row_count
= count
/ icons_per_column
+ (count%icons_per_column
!= 0);
129 systray
.area
.width
= (2 * systray
.area
.pix
.border
.width
) + (2 * systray
.area
.paddingxlr
) + (icon_size
* row_count
) + ((row_count
-1) * systray
.area
.paddingx
);
132 systray
.area
.posx
= panel
->area
.width
- panel
->area
.pix
.border
.width
- panel
->area
.paddingxlr
- systray
.area
.width
;
133 if (panel
->clock
.area
.on_screen
)
134 systray
.area
.posx
-= (panel
->clock
.area
.width
+ panel
->area
.paddingx
);
135 #ifdef ENABLE_BATTERY
136 if (panel
->battery
.area
.on_screen
)
137 systray
.area
.posx
-= (panel
->battery
.area
.width
+ panel
->area
.paddingx
);
141 if (!count
) systray
.area
.height
= 0;
143 int icons_per_row
= (sysbar
->area
.width
- 2*sysbar
->area
.pix
.border
.width
- 2*sysbar
->area
.paddingy
+ sysbar
->area
.paddingx
) / (icon_size
+sysbar
->area
.paddingx
);
144 int column_count
= count
/ icons_per_row
+ (count%icons_per_row
!= 0);
145 systray
.area
.height
= (2 * systray
.area
.pix
.border
.width
) + (2 * systray
.area
.paddingxlr
) + (icon_size
* column_count
) + ((column_count
-1) * systray
.area
.paddingx
);
148 systray
.area
.posy
= panel
->area
.pix
.border
.width
+ panel
->area
.paddingxlr
;
149 if (panel
->clock
.area
.on_screen
)
150 systray
.area
.posy
+= (panel
->clock
.area
.height
+ panel
->area
.paddingx
);
151 #ifdef ENABLE_BATTERY
152 if (panel
->battery
.area
.on_screen
)
153 systray
.area
.posy
+= (panel
->battery
.area
.height
+ panel
->area
.paddingx
);
158 if (panel_horizontal
) {
159 max_line_pos
= sysbar
->area
.posy
+sysbar
->area
.height
- sysbar
->area
.pix
.border
.width
- sysbar
->area
.paddingy
- icon_size
;
160 posy
= panel
->area
.pix
.border
.width
+ panel
->area
.paddingy
+ systray
.area
.pix
.border
.width
+ systray
.area
.paddingy
;
161 posx
= systray
.area
.posx
+ systray
.area
.pix
.border
.width
+ systray
.area
.paddingxlr
;
164 max_line_pos
= sysbar
->area
.posx
+sysbar
->area
.width
- sysbar
->area
.pix
.border
.width
- sysbar
->area
.paddingy
- icon_size
;
165 posx
= panel
->area
.pix
.border
.width
+ panel
->area
.paddingy
+ systray
.area
.pix
.border
.width
+ systray
.area
.paddingy
;
166 posy
= systray
.area
.posy
+ systray
.area
.pix
.border
.width
+ systray
.area
.paddingxlr
;
169 for (l
= systray
.list_icons
; l
; l
= l
->next
) {
170 traywin
= (TrayWindow
*)l
->data
;
171 if (traywin
->hide
) continue;
175 traywin
->width
= icon_size
;
176 traywin
->height
= icon_size
;
177 if (panel_horizontal
) {
178 if (posy
+ icon_size
+ sysbar
->area
.paddingxlr
< max_line_pos
)
179 posy
+= icon_size
+ sysbar
->area
.paddingx
;
181 posx
+= (icon_size
+ systray
.area
.paddingx
);
182 posy
= panel
->area
.pix
.border
.width
+ panel
->area
.paddingy
+ systray
.area
.pix
.border
.width
+ systray
.area
.paddingy
;
186 if (posx
+ icon_size
+ sysbar
->area
.paddingxlr
< max_line_pos
)
187 posx
+= icon_size
+ systray
.area
.paddingx
;
189 posy
+= (icon_size
+ systray
.area
.paddingx
);
190 posx
= panel
->area
.pix
.border
.width
+ panel
->area
.paddingy
+ systray
.area
.pix
.border
.width
+ systray
.area
.paddingy
;
194 // position and size the icon window
195 XMoveResizeWindow(server
.dsp
, traywin
->id
, traywin
->x
, traywin
->y
, icon_size
, icon_size
);
196 XResizeWindow(server
.dsp
, traywin
->tray_id
, icon_size
, icon_size
);
201 // ***********************************************
207 // protocol already started
208 if (!systray_enabled
)
213 if (!systray_enabled
)
216 Window win
= XGetSelectionOwner(server
.dsp
, server
.atom
._NET_SYSTEM_TRAY_SCREEN
);
218 // freedesktop systray specification
221 Atom _NET_WM_PID
, actual_type
;
223 unsigned long nitems
;
224 unsigned long bytes_after
;
225 unsigned char *prop
= 0;
228 _NET_WM_PID
= XInternAtom(server
.dsp
, "_NET_WM_PID", True
);
229 int ret
= XGetWindowProperty(server
.dsp
, win
, _NET_WM_PID
, 0, 1024, False
, AnyPropertyType
, &actual_type
, &actual_format
, &nitems
, &bytes_after
, &prop
);
231 fprintf(stderr
, "tint2 : another systray is running");
232 if (ret
== Success
&& prop
) {
235 fprintf(stderr
, " pid=%d", pid
);
237 fprintf(stderr
, "\n");
241 // init systray protocol
242 net_sel_win
= XCreateSimpleWindow(server
.dsp
, server
.root_win
, -1, -1, 1, 1, 0, 0, 0);
244 // v0.2 trayer specification. tint2 always horizontal.
245 // Vertical panel will draw the systray horizontal.
247 XChangeProperty(server
.dsp
, net_sel_win
, server
.atom
._NET_SYSTEM_TRAY_ORIENTATION
, XA_CARDINAL
, 32, PropModeReplace
, (unsigned char *) &orient
, 1);
248 VisualID vid
= XVisualIDFromVisual(server
.visual
);
249 XChangeProperty(server
.dsp
, net_sel_win
, XInternAtom(server
.dsp
, "_NET_SYSTEM_TRAY_VISUAL", False
), XA_VISUALID
, 32, PropModeReplace
, (unsigned char*)&vid
, 1);
251 XSetSelectionOwner(server
.dsp
, server
.atom
._NET_SYSTEM_TRAY_SCREEN
, net_sel_win
, CurrentTime
);
252 if (XGetSelectionOwner(server
.dsp
, server
.atom
._NET_SYSTEM_TRAY_SCREEN
) != net_sel_win
) {
254 fprintf(stderr
, "tint2 : can't get systray manager\n");
258 //fprintf(stderr, "tint2 : systray started\n");
259 XClientMessageEvent ev
;
260 ev
.type
= ClientMessage
;
261 ev
.window
= server
.root_win
;
262 ev
.message_type
= server
.atom
.MANAGER
;
264 ev
.data
.l
[0] = CurrentTime
;
265 ev
.data
.l
[1] = server
.atom
._NET_SYSTEM_TRAY_SCREEN
;
266 ev
.data
.l
[2] = net_sel_win
;
269 XSendEvent(server
.dsp
, server
.root_win
, False
, StructureNotifyMask
, (XEvent
*)&ev
);
275 //fprintf(stderr, "tint2 : systray stopped\n");
276 if (systray
.list_icons
) {
277 // remove_icon change systray.list_icons
278 while(systray
.list_icons
)
279 remove_icon((TrayWindow
*)systray
.list_icons
->data
);
281 g_slist_free(systray
.list_icons
);
282 systray
.list_icons
= 0;
285 if (net_sel_win
!= None
) {
286 XDestroyWindow(server
.dsp
, net_sel_win
);
293 int window_error_handler(Display
*d
, XErrorEvent
*e
)
297 if (e
->error_code
!= BadWindow
) {
298 printf("error_handler %d\n", e
->error_code
);
304 static gint
compare_traywindows(gconstpointer a
, gconstpointer b
)
306 const TrayWindow
* traywin_a
= (TrayWindow
*)a
;
307 const TrayWindow
* traywin_b
= (TrayWindow
*)b
;
308 XTextProperty name_a
, name_b
;
310 if(XGetWMName(server
.dsp
, traywin_a
->tray_id
, &name_a
) == 0) {
313 else if(XGetWMName(server
.dsp
, traywin_b
->tray_id
, &name_b
) == 0) {
318 gint retval
= g_ascii_strncasecmp((char*)name_a
.value
, (char*)name_b
.value
, -1) * systray
.sort
;
326 gboolean
add_icon(Window id
)
330 Panel
*panel
= systray
.area
.panel
;
334 XWindowAttributes attr
;
335 XGetWindowAttributes(server
.dsp
, id
, &attr
);
336 unsigned long mask
= 0;
337 XSetWindowAttributes set_attr
;
338 if (attr
.depth
!= server
.depth
|| systray
.alpha
!= 100 || systray
.brightness
!= 0 || systray
.saturation
!= 0 ) {
339 set_attr
.colormap
= attr
.colormap
;
340 set_attr
.background_pixel
= 0;
341 set_attr
.border_pixel
= 0;
342 mask
= CWColormap
|CWBackPixel
|CWBorderPixel
;
345 set_attr
.background_pixmap
= ParentRelative
;
348 Window parent_window
;
349 parent_window
= XCreateWindow(server
.dsp
, panel
->main_win
, 0, 0, 30, 30, 0, attr
.depth
, InputOutput
, attr
.visual
, mask
, &set_attr
);
350 old
= XSetErrorHandler(window_error_handler
);
351 XReparentWindow(server
.dsp
, id
, parent_window
, 0, 0);
352 XSync(server
.dsp
, False
);
353 XSetErrorHandler(old
);
354 if (error
!= FALSE
) {
355 fprintf(stderr
, "tint2 : not icon_swallow\n");
362 unsigned long nbitem
, bytes
;
363 unsigned char *data
= 0;
366 ret
= XGetWindowProperty(server
.dsp
, id
, server
.atom
._XEMBED_INFO
, 0, 2, False
, server
.atom
._XEMBED_INFO
, &acttype
, &actfmt
, &nbitem
, &bytes
, &data
);
367 if (ret
== Success
) {
370 //hide = ((data[1] & XEMBED_MAPPED) == 0);
371 //printf("hide %d\n", hide);
377 fprintf(stderr
, "tint2 : xembed error\n");
383 e
.xclient
.type
= ClientMessage
;
384 e
.xclient
.serial
= 0;
385 e
.xclient
.send_event
= True
;
386 e
.xclient
.message_type
= server
.atom
._XEMBED
;
387 e
.xclient
.window
= id
;
388 e
.xclient
.format
= 32;
389 e
.xclient
.data
.l
[0] = CurrentTime
;
390 e
.xclient
.data
.l
[1] = XEMBED_EMBEDDED_NOTIFY
;
391 e
.xclient
.data
.l
[2] = 0;
392 e
.xclient
.data
.l
[3] = parent_window
;
393 e
.xclient
.data
.l
[4] = 0;
394 XSendEvent(server
.dsp
, id
, False
, 0xFFFFFF, &e
);
397 traywin
= g_new0(TrayWindow
, 1);
398 traywin
->id
= parent_window
;
399 traywin
->tray_id
= id
;
400 traywin
->hide
= hide
;
401 traywin
->depth
= attr
.depth
;
404 if (systray
.sort
== 3)
405 systray
.list_icons
= g_slist_prepend(systray
.list_icons
, traywin
);
406 else if (systray
.sort
== 2)
407 systray
.list_icons
= g_slist_append(systray
.list_icons
, traywin
);
409 systray
.list_icons
= g_slist_insert_sorted(systray
.list_icons
, traywin
, compare_traywindows
);
410 systray
.area
.resize
= 1;
411 systray
.area
.redraw
= 1;
412 //printf("add_icon id %lx, %d\n", id, g_slist_length(systray.list_icons));
414 // watch for the icon trying to resize itself!
415 XSelectInput(server
.dsp
, traywin
->tray_id
, StructureNotifyMask
);
416 if (real_transparency
|| systray
.alpha
!= 100 || systray
.brightness
!= 0 || systray
.saturation
!= 0) {
417 traywin
->damage
= XDamageCreate(server
.dsp
, traywin
->id
, XDamageReportRawRectangles
);
418 XCompositeRedirectWindow(server
.dsp
, traywin
->id
, CompositeRedirectManual
);
422 if (!traywin
->hide
) {
423 XMapRaised(server
.dsp
, traywin
->tray_id
);
424 XMapRaised(server
.dsp
, traywin
->id
);
427 // changed in systray force resize on panel
428 panel
->area
.resize
= 1;
434 void remove_icon(TrayWindow
*traywin
)
438 // remove from our list
439 systray
.list_icons
= g_slist_remove(systray
.list_icons
, traywin
);
440 systray
.area
.resize
= 1;
441 systray
.area
.redraw
= 1;
442 //printf("remove_icon id %lx, %d\n", traywin->id);
444 XSelectInput(server
.dsp
, traywin
->tray_id
, NoEventMask
);
446 XDamageDestroy(server
.dsp
, traywin
->damage
);
450 old
= XSetErrorHandler(window_error_handler
);
452 XUnmapWindow(server
.dsp
, traywin
->id
);
453 XReparentWindow(server
.dsp
, traywin
->tray_id
, server
.root_win
, 0, 0);
454 XDestroyWindow(server
.dsp
, traywin
->id
);
455 XSync(server
.dsp
, False
);
456 XSetErrorHandler(old
);
459 // changed in systray force resize on panel
460 Panel
*panel
= systray
.area
.panel
;
461 panel
->area
.resize
= 1;
466 void net_message(XClientMessageEvent
*e
)
468 unsigned long opcode
;
471 opcode
= e
->data
.l
[1];
473 case SYSTEM_TRAY_REQUEST_DOCK
:
475 if (id
) add_icon(id
);
478 case SYSTEM_TRAY_BEGIN_MESSAGE
:
479 case SYSTEM_TRAY_CANCEL_MESSAGE
:
480 // we don't show baloons messages.
484 if (opcode
== server
.atom
._NET_SYSTEM_TRAY_MESSAGE_DATA
)
485 printf("message from dockapp: %s\n", e
->data
.b
);
487 fprintf(stderr
, "SYSTEM_TRAY : unknown message type\n");
493 void systray_render_icons(TrayWindow
* traywin
)
495 // good systray icons support 32 bit depth, but some icons are still 24 bit.
496 // We create a heuristic mask for these icons, i.e. we get the rgb value in the top left corner, and
497 // mask out all pixel with the same rgb value
498 Panel
* panel
= systray
.area
.panel
;
499 imlib_context_set_drawable(traywin
->id
);
500 Imlib_Image image
= imlib_create_image_from_drawable(0, 0, 0, traywin
->width
, traywin
->height
, 0);
501 imlib_context_set_image(image
);
502 imlib_image_set_has_alpha(1);
503 DATA32
* data
= imlib_image_get_data();
504 if (traywin
->depth
== 24) {
505 createHeuristicMask(data
, traywin
->width
, traywin
->height
);
507 if (systray
.alpha
!= 100 || systray
.brightness
!= 0 || systray
.saturation
!= 0)
508 adjust_asb(data
, traywin
->width
, traywin
->height
, systray
.alpha
, (float)systray
.saturation
/100, (float)systray
.brightness
/100);
509 imlib_image_put_back_data(data
);
510 imlib_context_set_drawable(panel
->main_win
);
511 imlib_render_image_on_drawable(traywin
->x
, traywin
->y
);
512 imlib_context_set_drawable(systray
.area
.pix
.pmap
);
513 imlib_render_image_on_drawable(traywin
->x
-systray
.area
.posx
, traywin
->y
-systray
.area
.posy
);
515 //TODO: in real_transparency mode imlib_render_image_on_drawable does not the right thing, because
516 // it overlays the pixmap with the background of the systray, which is itself transparent. Therefore
517 // the icons are not opaque, although they should be...
518 // A better solution would be to render them with XRenderComposite and PixtOpOver, but then completely
519 // transparent icons do not appear transparent (i do not know why)
520 // imlib_free_pixmap_and_mask(pix_image);
521 // Picture pict_image = XRenderCreatePicture(server.dsp, test, XRenderFindStandardFormat(server.dsp, PictStandardARGB32), 0, 0);
522 // Picture pict_panel = XRenderCreatePicture(server.dsp, panel->main_win, XRenderFindVisualFormat(server.dsp, server.visual), 0, 0);
523 // Picture pict_systray = XRenderCreatePicture(server.dsp, systray.area.pix.pmap, XRenderFindVisualFormat(server.dsp, server.visual), 0, 0);
524 // XRenderComposite(server.dsp, PictOpOver, pict_image, None, pict_panel, 0, 0, 0, 0, traywin->x, traywin->y, traywin->width, traywin->height);
525 // XRenderComposite(server.dsp, PictOpOver, pict_image, None, pict_systray, 0, 0, 0, 0, traywin->x-systray.area.posx, traywin->y-systray.area.posy, traywin->width, traywin->height);
526 // XFreePixmap(server.dsp, test);
527 // XRenderFreePicture(server.dsp, pict_image);
528 // XRenderFreePicture(server.dsp, pict_panel);
529 // XRenderFreePicture(server.dsp, pict_systray);
534 void refresh_systray_icon()
538 for (l
= systray
.list_icons
; l
; l
= l
->next
) {
539 traywin
= (TrayWindow
*)l
->data
;
540 if (traywin
->hide
) continue;
541 if (real_transparency
|| systray
.alpha
!= 100 || systray
.brightness
!= 0 || systray
.saturation
!= 0)
542 systray_render_icons(traywin
);
544 XClearArea(server
.dsp
, traywin
->id
, 0, 0, traywin
->width
, traywin
->height
, True
);
546 if (real_transparency
|| systray
.alpha
!= 100 || systray
.brightness
!= 0 || systray
.saturation
!= 0)