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Dogcows Code - chaz/tint2/blob - 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 *time_tooltip_format
;
40 char *time_tooltip_timezone
;
41 char *clock_lclick_command
;
42 char *clock_rclick_command
;
43 struct timeval time_clock
;
44 PangoFontDescription
*time1_font_desc
;
45 PangoFontDescription
*time2_font_desc
;
46 static char buf_time
[40];
47 static char buf_date
[40];
48 static char buf_tooltip
[40];
50 static timeout
* clock_timeout
;
61 time_tooltip_format
= 0;
62 time_tooltip_timezone
= 0;
63 clock_lclick_command
= 0;
64 clock_rclick_command
= 0;
71 if (time1_font_desc
) pango_font_description_free(time1_font_desc
);
72 if (time2_font_desc
) pango_font_description_free(time2_font_desc
);
73 if (time1_format
) g_free(time1_format
);
74 if (time2_format
) g_free(time2_format
);
75 if (time_tooltip_format
) g_free(time_tooltip_format
);
76 if (time1_timezone
) g_free(time1_timezone
);
77 if (time2_timezone
) g_free(time2_timezone
);
78 if (time_tooltip_timezone
) g_free(time_tooltip_timezone
);
79 if (clock_lclick_command
) g_free(clock_lclick_command
);
80 if (clock_rclick_command
) g_free(clock_rclick_command
);
81 if (clock_timeout
) stop_timeout(clock_timeout
);
85 void update_clocks_sec(void* arg
)
87 gettimeofday(&time_clock
, 0);
90 for (i
=0 ; i
< nb_panel
; i
++)
91 panel1
[i
].clock
.area
.resize
= 1;
96 void update_clocks_min(void* arg
)
98 // remember old_sec because after suspend/hibernate the clock should be updated directly, and not
99 // on next minute change
100 time_t old_sec
= time_clock
.tv_sec
;
101 gettimeofday(&time_clock
, 0);
102 if (time_clock
.tv_sec
% 60 == 0 || time_clock
.tv_sec
- old_sec
> 60) {
105 for (i
=0 ; i
< nb_panel
; i
++)
106 panel1
[i
].clock
.area
.resize
= 1;
112 struct tm
* clock_gettime_for_tz(const char* timezone
) {
114 const char* old_tz
= getenv("TZ");
115 setenv("TZ", timezone
, 1);
116 struct tm
* result
= localtime(&time_clock
.tv_sec
);
117 if (old_tz
) setenv("TZ", old_tz
, 1);
121 else return localtime(&time_clock
.tv_sec
);
124 const char* clock_get_tooltip(void* obj
)
126 strftime(buf_tooltip
, sizeof(buf_tooltip
), time_tooltip_format
, clock_gettime_for_tz(time_tooltip_timezone
));
133 if(time1_format
&& clock_timeout
==0) {
134 if (strchr(time1_format
, 'S') || strchr(time1_format
, 'T') || strchr(time1_format
, 'r'))
135 clock_timeout
= add_timeout(10, 1000, update_clocks_sec
, 0);
137 clock_timeout
= add_timeout(10, 1000, update_clocks_min
, 0);
142 void init_clock_panel(void *p
)
144 Panel
*panel
=(Panel
*)p
;
145 Clock
*clock
= &panel
->clock
;
147 clock
->area
.parent
= p
;
148 clock
->area
.panel
= p
;
149 clock
->area
._draw_foreground
= draw_clock
;
150 clock
->area
.size_mode
= SIZE_BY_CONTENT
;
151 clock
->area
._resize
= resize_clock
;
153 if (time1_format
== 0)
156 clock
->area
.resize
= 1;
157 clock
->area
.on_screen
= 1;
159 if (time_tooltip_format
) {
160 clock
->area
._get_tooltip_text
= clock_get_tooltip
;
161 strftime(buf_tooltip
, sizeof(buf_tooltip
), time_tooltip_format
, clock_gettime_for_tz(time_tooltip_timezone
));
166 void draw_clock (void *obj
, cairo_t
*c
)
171 layout
= pango_cairo_create_layout (c
);
174 pango_layout_set_font_description (layout
, time1_font_desc
);
175 pango_layout_set_width (layout
, clock
->area
.width
* PANGO_SCALE
);
176 pango_layout_set_alignment (layout
, PANGO_ALIGN_CENTER
);
177 pango_layout_set_text (layout
, buf_time
, strlen(buf_time
));
179 cairo_set_source_rgba (c
, clock
->font
.color
[0], clock
->font
.color
[1], clock
->font
.color
[2], clock
->font
.alpha
);
181 pango_cairo_update_layout (c
, layout
);
182 cairo_move_to (c
, 0, clock
->time1_posy
);
183 pango_cairo_show_layout (c
, layout
);
186 pango_layout_set_font_description (layout
, time2_font_desc
);
187 pango_layout_set_indent(layout
, 0);
188 pango_layout_set_text (layout
, buf_date
, strlen(buf_date
));
189 pango_layout_set_width (layout
, clock
->area
.width
* PANGO_SCALE
);
191 pango_cairo_update_layout (c
, layout
);
192 cairo_move_to (c
, 0, clock
->time2_posy
);
193 pango_cairo_show_layout (c
, layout
);
196 g_object_unref (layout
);
200 int resize_clock (void *obj
)
203 Panel
*panel
= clock
->area
.panel
;
204 int time_height_ink
, time_height
, time_width
, date_height_ink
, date_height
, date_width
, ret
= 0;
206 clock
->area
.redraw
= 1;
208 date_height
= date_width
= 0;
209 strftime(buf_time
, sizeof(buf_time
), time1_format
, clock_gettime_for_tz(time1_timezone
));
210 get_text_size2(time1_font_desc
, &time_height_ink
, &time_height
, &time_width
, panel
->area
.height
, panel
->area
.width
, buf_time
, strlen(buf_time
));
212 strftime(buf_date
, sizeof(buf_date
), time2_format
, clock_gettime_for_tz(time2_timezone
));
213 get_text_size2(time2_font_desc
, &date_height_ink
, &date_height
, &date_width
, panel
->area
.height
, panel
->area
.width
, buf_date
, strlen(buf_date
));
216 if (panel_horizontal
) {
217 int new_size
= (time_width
> date_width
) ? time_width
: date_width
;
218 new_size
+= (2*clock
->area
.paddingxlr
) + (2*clock
->area
.bg
->border
.width
);
219 if (new_size
> clock
->area
.width
|| new_size
< (clock
->area
.width
-6)) {
220 // we try to limit the number of resize
221 clock
->area
.width
= new_size
+ 1;
222 clock
->time1_posy
= (clock
->area
.height
- time_height
) / 2;
224 clock
->time1_posy
-= ((date_height_ink
+ 2) / 2);
225 clock
->time2_posy
= clock
->time1_posy
+ time_height
+ 2 - (time_height
- time_height_ink
)/2 - (date_height
- date_height_ink
)/2;
231 int new_size
= time_height
+ date_height
+ (2 * (clock
->area
.paddingxlr
+ clock
->area
.bg
->border
.width
));
232 if (new_size
!= clock
->area
.height
) {
233 // we try to limit the number of resize
234 clock
->area
.height
= new_size
;
235 clock
->time1_posy
= (clock
->area
.height
- time_height
) / 2;
237 clock
->time1_posy
-= ((date_height_ink
+ 2) / 2);
238 clock
->time2_posy
= clock
->time1_posy
+ time_height
+ 2 - (time_height
- time_height_ink
)/2 - (date_height
- date_height_ink
)/2;
248 void clock_action(int button
)
253 command
= clock_lclick_command
;
256 command
= clock_rclick_command
;
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