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Dogcows Code - chaz/tint2/blob - src/clock/clock.c
1 /**************************************************************************
5 * Copyright (C) 2008 thierry lorthiois (lorthiois@bbsoft.fr)
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 **************************************************************************/
23 #include <cairo-xlib.h>
24 #include <pango/pangocairo.h>
39 char *time1_timezone
=0;
41 char *time2_timezone
=0;
42 char *time_tooltip_format
=0;
43 char *time_tooltip_timezone
=0;
44 char *clock_lclick_command
=0;
45 char *clock_rclick_command
=0;
46 struct timeval time_clock
;
47 PangoFontDescription
*time1_font_desc
=0;
48 PangoFontDescription
*time2_font_desc
=0;
49 static char buf_time
[40];
50 static char buf_date
[40];
51 static char buf_tooltip
[40];
53 static const struct timeout
* clock_timeout
=0;
56 void update_clocks(void* arg
)
58 gettimeofday(&time_clock
, 0);
61 for (i
=0 ; i
< nb_panel
; i
++)
62 panel1
[i
].clock
.area
.resize
= 1;
67 struct tm
* clock_gettime_for_tz(const char* timezone
) {
69 const char* old_tz
= getenv("TZ");
70 setenv("TZ", timezone
, 1);
71 struct tm
* result
= localtime(&time_clock
.tv_sec
);
72 if (old_tz
) setenv("TZ", old_tz
, 1);
76 else return localtime(&time_clock
.tv_sec
);
79 const char* clock_get_tooltip(void* obj
)
81 strftime(buf_tooltip
, sizeof(buf_tooltip
), time_tooltip_format
, clock_gettime_for_tz(time_tooltip_timezone
));
88 if(time1_format
&& clock_timeout
==0) {
89 if (strchr(time1_format
, 'S') || strchr(time1_format
, 'T') || strchr(time1_format
, 'r'))
90 clock_timeout
= add_timeout(10, 1000, update_clocks
, 0);
92 clock_timeout
= add_timeout(10, 60000, update_clocks
, 0);
97 void init_clock_panel(void *p
)
99 Panel
*panel
=(Panel
*)p
;
100 Clock
*clock
= &panel
->clock
;
101 int time_height
, time_height_ink
, date_height
, date_height_ink
;
103 clock
->area
.parent
= p
;
104 clock
->area
.panel
= p
;
105 clock
->area
._draw_foreground
= draw_clock
;
106 clock
->area
._resize
= resize_clock
;
107 clock
->area
.resize
= 1;
108 clock
->area
.redraw
= 1;
109 clock
->area
.on_screen
= 1;
111 strftime(buf_time
, sizeof(buf_time
), time1_format
, clock_gettime_for_tz(time1_timezone
));
112 get_text_size(time1_font_desc
, &time_height_ink
, &time_height
, panel
->area
.height
, buf_time
, strlen(buf_time
));
114 strftime(buf_date
, sizeof(buf_date
), time2_format
, clock_gettime_for_tz(time2_timezone
));
115 get_text_size(time2_font_desc
, &date_height_ink
, &date_height
, panel
->area
.height
, buf_date
, strlen(buf_date
));
118 if (panel_horizontal
) {
119 // panel horizonal => fixed height and posy
120 clock
->area
.posy
= panel
->area
.pix
.border
.width
+ panel
->area
.paddingy
;
121 clock
->area
.height
= panel
->area
.height
- (2 * clock
->area
.posy
);
124 // panel vertical => fixed width, height, posy and posx
125 clock
->area
.posy
= panel
->area
.pix
.border
.width
+ panel
->area
.paddingxlr
;
126 clock
->area
.height
= (2 * clock
->area
.paddingxlr
) + (time_height
+ date_height
);
127 clock
->area
.posx
= panel
->area
.pix
.border
.width
+ panel
->area
.paddingy
;
128 clock
->area
.width
= panel
->area
.width
- (2 * panel
->area
.pix
.border
.width
) - (2 * panel
->area
.paddingy
);
131 clock
->time1_posy
= (clock
->area
.height
- time_height
) / 2;
133 strftime(buf_date
, sizeof(buf_date
), time2_format
, clock_gettime_for_tz(time2_timezone
));
134 get_text_size(time2_font_desc
, &date_height_ink
, &date_height
, panel
->area
.height
, buf_date
, strlen(buf_date
));
136 clock
->time1_posy
-= ((date_height_ink
+ 2) / 2);
137 clock
->time2_posy
= clock
->time1_posy
+ time_height
+ 2 - (time_height
- time_height_ink
)/2 - (date_height
- date_height_ink
)/2;
140 if (time_tooltip_format
) {
141 clock
->area
._get_tooltip_text
= clock_get_tooltip
;
142 strftime(buf_tooltip
, sizeof(buf_tooltip
), time_tooltip_format
, clock_gettime_for_tz(time_tooltip_timezone
));
151 pango_font_description_free(time1_font_desc
);
153 pango_font_description_free(time2_font_desc
);
154 g_free(time1_format
);
155 g_free(time2_format
);
156 g_free(time_tooltip_format
);
157 g_free(time1_timezone
);
158 g_free(time2_timezone
);
159 g_free(time_tooltip_timezone
);
160 g_free(clock_lclick_command
);
161 g_free(clock_rclick_command
);
162 time1_font_desc
= time2_font_desc
= 0;
163 time1_format
= time2_format
= time_tooltip_format
= 0;
164 time1_timezone
= time2_timezone
= time_tooltip_timezone
= 0;
165 clock_lclick_command
= clock_rclick_command
= 0;
169 void draw_clock (void *obj
, cairo_t
*c
, int active
)
174 layout
= pango_cairo_create_layout (c
);
177 pango_layout_set_font_description (layout
, time1_font_desc
);
178 pango_layout_set_width (layout
, clock
->area
.width
* PANGO_SCALE
);
179 pango_layout_set_alignment (layout
, PANGO_ALIGN_CENTER
);
180 pango_layout_set_text (layout
, buf_time
, strlen(buf_time
));
182 cairo_set_source_rgba (c
, clock
->font
.color
[0], clock
->font
.color
[1], clock
->font
.color
[2], clock
->font
.alpha
);
184 pango_cairo_update_layout (c
, layout
);
185 cairo_move_to (c
, 0, clock
->time1_posy
);
186 pango_cairo_show_layout (c
, layout
);
189 pango_layout_set_font_description (layout
, time2_font_desc
);
190 pango_layout_set_indent(layout
, 0);
191 pango_layout_set_text (layout
, buf_date
, strlen(buf_date
));
192 pango_layout_set_width (layout
, clock
->area
.width
* PANGO_SCALE
);
194 pango_cairo_update_layout (c
, layout
);
195 cairo_move_to (c
, 0, clock
->time2_posy
);
196 pango_cairo_show_layout (c
, layout
);
199 g_object_unref (layout
);
203 void resize_clock (void *obj
)
207 int time_width
, date_width
, new_width
;
209 clock
->area
.redraw
= 1;
210 time_width
= date_width
= 0;
211 strftime(buf_time
, sizeof(buf_time
), time1_format
, clock_gettime_for_tz(time1_timezone
));
213 strftime(buf_date
, sizeof(buf_date
), time2_format
, clock_gettime_for_tz(time2_timezone
));
215 // vertical panel doen't adjust width
216 if (!panel_horizontal
) return;
218 //printf(" resize_clock\n");
222 pmap
= XCreatePixmap (server
.dsp
, server
.root_win
, clock
->area
.width
, clock
->area
.height
, server
.depth
);
224 cs
= cairo_xlib_surface_create (server
.dsp
, pmap
, server
.visual
, clock
->area
.width
, clock
->area
.height
);
225 c
= cairo_create (cs
);
226 layout
= pango_cairo_create_layout (c
);
229 pango_layout_set_font_description (layout
, time1_font_desc
);
230 pango_layout_set_indent(layout
, 0);
231 pango_layout_set_text (layout
, buf_time
, strlen(buf_time
));
232 pango_layout_get_pixel_size (layout
, &time_width
, NULL
);
234 pango_layout_set_font_description (layout
, time2_font_desc
);
235 pango_layout_set_indent(layout
, 0);
236 pango_layout_set_text (layout
, buf_date
, strlen(buf_date
));
237 pango_layout_get_pixel_size (layout
, &date_width
, NULL
);
240 if (time_width
> date_width
) new_width
= time_width
;
241 else new_width
= date_width
;
242 new_width
+= (2*clock
->area
.paddingxlr
) + (2*clock
->area
.pix
.border
.width
);
244 Panel
*panel
= ((Area
*)obj
)->panel
;
245 clock
->area
.posx
= panel
->area
.width
- clock
->area
.width
- panel
->area
.paddingxlr
- panel
->area
.pix
.border
.width
;
247 if (new_width
> clock
->area
.width
|| new_width
< (clock
->area
.width
-6)) {
249 // we try to limit the number of resize
250 // printf("clock_width %d, new_width %d\n", clock->area.width, new_width);
251 clock
->area
.width
= new_width
+ 1;
253 // resize other objects on panel
254 panel
->area
.resize
= 1;
255 #ifdef ENABLE_BATTERY
256 panel
->battery
.area
.resize
= 1;
258 systray
.area
.resize
= 1;
262 g_object_unref (layout
);
264 cairo_surface_destroy (cs
);
265 XFreePixmap (server
.dsp
, pmap
);
269 void clock_action(int button
)
274 command
= clock_lclick_command
;
277 command
= clock_rclick_command
;
284 // change for the fork the signal mask
286 // sigprocmask(SIG_SETMASK, &sigset, 0);
287 // sigprocmask(SIG_UNBLOCK, &sigset, 0);
288 execl("/bin/sh", "/bin/sh", "-c", command
, NULL
);
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