1 /**************************************************************************
4 * Copyright (C) 2009 thierry lorthiois (lorthiois@bbsoft.fr)
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License version 2
8 * as published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
17 **************************************************************************/
20 #include <X11/Xutil.h>
21 #include <X11/Xatom.h>
28 #include "systraybar.h"
34 /* defined in the systray spec */
35 #define SYSTEM_TRAY_REQUEST_DOCK 0
36 #define SYSTEM_TRAY_BEGIN_MESSAGE 1
37 #define SYSTEM_TRAY_CANCEL_MESSAGE 2
40 Window net_sel_win
= None
, hint_win
= None
;
42 // freedesktop specification doesn't allow multi systray
48 Panel
*panel
= &panel1
[0];
49 systray
.area
.parent
= panel
;
50 systray
.area
.panel
= panel
;
51 systray
.area
._draw_foreground
= draw_systray
;
52 systray
.area
._resize
= resize_systray
;
54 if (systray
.area
.on_screen
)
55 systray
.area
.on_screen
= init_net();
57 if (!systray
.area
.on_screen
)
61 // draw only one systray (even with multi panel)
62 systray
.area
.posy
= panel
->area
.pix
.border
.width
+ panel
->area
.paddingy
;
63 systray
.area
.height
= panel
->area
.height
- (2 * systray
.area
.posy
);
64 systray
.area
.width
= 0;
66 systray
.area
.posx
= panel
->area
.width
- panel
->area
.paddingxlr
- panel
->area
.pix
.border
.width
- systray
.area
.width
;
67 if (panel
->clock
.area
.on_screen
)
68 systray
.area
.posx
-= (panel
->clock
.area
.width
+ panel
->area
.paddingx
);
69 if (panel
->battery
.area
.on_screen
)
70 systray
.area
.posx
-= (panel
->battery
.area
.width
+ panel
->area
.paddingx
);
72 systray
.area
.redraw
= 1;
76 void cleanup_systray()
78 if (systray
.list_icons
) {
81 for (it
= systray
.list_icons
; it
; it
= it
->next
)
82 remove_icon((TrayWindow
*)it
->data
);
84 g_slist_free(systray
.list_icons
);
85 systray
.list_icons
= 0;
88 free_area(&systray
.area
);
94 void draw_systray(void *obj
, cairo_t
*c
, int active
)
96 Systraybar
*sysbar
= obj
;
97 Panel
*panel
= sysbar
->area
.panel
;
102 printf("draw_systray %d %d\n", systray
.area
.posx
, systray
.area
.width
);
103 icon_size
= sysbar
->area
.height
- (2 * sysbar
->area
.pix
.border
.width
) - (2 * sysbar
->area
.paddingy
);
104 for (l
= systray
.list_icons
; l
; l
= l
->next
) {
105 traywin
= (TrayWindow
*)l
->data
;
107 // watch for the icon trying to resize itself!
108 XSelectInput(server
.dsp
, traywin
->id
, StructureNotifyMask
);
110 // position and size the icon window
111 XMoveResizeWindow(server
.dsp
, traywin
->id
, traywin
->x
, traywin
->y
, icon_size
, icon_size
);
113 // resize our window so that the new window can fit in it
116 // flush before clearing, otherwise the clear isn't effective.
118 // make sure the new child will get the right stuff in its background
119 // for ParentRelative.
120 XClearWindow(server
.dsp
, panel
->main_win
);
123 XMapRaised(server
.dsp
, traywin
->id
);
128 void resize_systray(void *obj
)
130 Systraybar
*sysbar
= obj
;
131 Panel
*panel
= sysbar
->area
.panel
;
134 int count
, posx
, posy
;
137 icon_size
= sysbar
->area
.height
- (2 * sysbar
->area
.pix
.border
.width
) - (2 * sysbar
->area
.paddingy
);
138 count
= g_slist_length(systray
.list_icons
);
140 if (!count
) systray
.area
.width
= 0;
141 else systray
.area
.width
= (2 * systray
.area
.pix
.border
.width
) + (2 * systray
.area
.paddingxlr
) + (icon_size
* count
) + ((count
-1) * systray
.area
.paddingx
);
143 systray
.area
.posx
= panel
->area
.width
- panel
->area
.pix
.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 if (panel
->battery
.area
.on_screen
)
147 systray
.area
.posx
-= (panel
->battery
.area
.width
+ panel
->area
.paddingx
);
149 systray
.area
.redraw
= 1;
151 posy
= panel
->area
.pix
.border
.width
+ panel
->area
.paddingy
+ systray
.area
.pix
.border
.width
+ systray
.area
.paddingy
;
152 posx
= systray
.area
.posx
+ systray
.area
.pix
.border
.width
+ systray
.area
.paddingxlr
;
153 for (l
= systray
.list_icons
; l
; l
= l
->next
) {
154 traywin
= (TrayWindow
*)l
->data
;
158 posx
+= (icon_size
+ systray
.area
.paddingx
);
161 // resize other objects on panel
162 printf("resize_systray %d %d\n", systray
.area
.posx
, systray
.area
.width
);
166 void create_hint_win()
169 XClassHint classhints;
170 Panel *panel = systray.area.panel;
172 hint_win = XCreateSimpleWindow(server.dsp, server.root_win, 0, 0, 1, 1, 0, 0, 0);
174 hints.flags = StateHint | WindowGroupHint | IconWindowHint;
175 hints.initial_state = WithdrawnState;
176 hints.window_group = hint_win;
177 hints.icon_window = panel->main_win;
179 classhints.res_name = "docker";
180 classhints.res_class = "Docker";
182 XSetWMProperties(server.dsp, hint_win, NULL, NULL, NULL, 0,
183 NULL, &hints, &classhints);
185 XMapWindow(server.dsp, hint_win);
191 if (XGetSelectionOwner(server
.dsp
, server
.atom
._NET_SYSTEM_TRAY_SCREEN
) != None
) {
192 fprintf(stderr
, "tint2 : another systray is running\n");
198 // init systray protocol
199 net_sel_win
= XCreateSimpleWindow(server
.dsp
, server
.root_win
, -1, -1, 1, 1, 0, 0, 0);
201 // v0.2 trayer specification. tint2 always orizontal.
203 XChangeProperty(server
.dsp
, net_sel_win
, server
.atom
._NET_SYSTEM_TRAY_ORIENTATION
, XA_CARDINAL
, 32, PropModeReplace
, (unsigned char *) &orient
, 1);
205 XSetSelectionOwner(server
.dsp
, server
.atom
._NET_SYSTEM_TRAY_SCREEN
, net_sel_win
, CurrentTime
);
206 if (XGetSelectionOwner(server
.dsp
, server
.atom
._NET_SYSTEM_TRAY_SCREEN
) != net_sel_win
) {
207 fprintf(stderr
, "tint2 : can't get systray manager\n");
211 XClientMessageEvent ev
;
212 ev
.type
= ClientMessage
;
213 ev
.window
= server
.root_win
;
214 ev
.message_type
= server
.atom
.MANAGER
;
216 ev
.data
.l
[0] = CurrentTime
;
217 ev
.data
.l
[1] = server
.atom
._NET_SYSTEM_TRAY_SCREEN
;
218 ev
.data
.l
[2] = net_sel_win
;
221 XSendEvent(server
.dsp
, server
.root_win
, False
, StructureNotifyMask
, (XEvent
*)&ev
);
229 if (net_sel_win
!= None
) {
230 XDestroyWindow(server
.dsp
, net_sel_win
);
240 Panel *panel = systray.area.panel;
242 // find the proper width and height
245 for (it = icons; it != NULL; it = g_slist_next(it)) {
249 XResizeWindow(server.dsp, panel->main_win, width + border * 2, height + border * 2);
254 int window_error_handler(Display
*d
, XErrorEvent
*e
)
257 if (e
->error_code
== BadWindow
) {
260 //g_printerr("X ERROR NOT BAD WINDOW!\n");
267 gboolean
icon_swallow(Window id
)
270 Panel
*panel
= systray
.area
.panel
;
273 old
= XSetErrorHandler(window_error_handler
);
274 XReparentWindow(server
.dsp
, id
, panel
->main_win
, 0, 0);
275 XSync(server
.dsp
, False
);
276 XSetErrorHandler(old
);
282 // The traywin must have its id and type set.
283 gboolean
add_icon(Window id
)
287 if (!icon_swallow(id
)) {
288 fprintf(stderr
, "tint2 : not icon_swallow\n");
292 traywin
= g_new0(TrayWindow
, 1);
295 systray
.list_icons
= g_slist_prepend(systray
.list_icons
, traywin
);
296 printf("ajout d'un icone %d (%lx)\n", g_slist_length(systray
.list_icons
), id
);
297 systray
.area
.resize
= 1;
298 systray
.area
.redraw
= 1;
300 // changed in systray force resize on panel
301 Panel
*panel
= systray
.area
.panel
;
302 panel
->area
.resize
= 1;
305 // => calcul x, y, width, height dans resize
307 // find the positon for the systray app window
308 int count = g_slist_length(icons);
309 traywin->x = border + ((width % icon_size) / 2) +
310 (count % (width / icon_size)) * icon_size;
311 traywin->y = border + ((height % icon_size) / 2) +
312 (count / (height / icon_size)) * icon_size;
314 // add the new icon to the list
315 icons = g_slist_append(icons, traywin);
322 void remove_icon(TrayWindow
*traywin
)
326 XSelectInput(server
.dsp
, traywin
->id
, NoEventMask
);
330 old
= XSetErrorHandler(window_error_handler
);
331 XReparentWindow(server
.dsp
, traywin
->id
, server
.root_win
, 0, 0);
332 XSync(server
.dsp
, False
);
333 XSetErrorHandler(old
);
335 // remove from our list
336 systray
.list_icons
= g_slist_remove(systray
.list_icons
, traywin
);
338 printf("suppression d'un icone %d\n", g_slist_length(systray
.list_icons
));
339 systray
.area
.resize
= 1;
341 // changed in systray force resize on panel
342 Panel
*panel
= systray
.area
.panel
;
343 panel
->area
.resize
= 1;
349 void net_message(XClientMessageEvent
*e
)
351 unsigned long opcode
;
354 opcode
= e
->data
.l
[1];
357 case SYSTEM_TRAY_REQUEST_DOCK
:
359 if (id
) add_icon(id
);
362 case SYSTEM_TRAY_BEGIN_MESSAGE
:
363 printf("message from dockapp\n");
367 case SYSTEM_TRAY_CANCEL_MESSAGE
:
368 printf("message cancelled\n");
373 if (opcode
== server
.atom
._NET_SYSTEM_TRAY_MESSAGE_DATA
) {
374 printf("message from dockapp:\n %s\n", e
->data
.b
);
377 // unknown message type. not in the spec